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Design and fabrication of forward-swept counterrotation blade configuration for wind tunnel testing

19940024007 · NASA · 1994

Public domain · NASATechnical Reports

Overview

Work performed by GE Aircraft on advanced counterrotation blade configuration concepts for high speed turboprop system is described. Primary emphasis was placed on theoretically and experimentally evaluating the aerodynamic, aeromechanical, and acoustic performance of GE-defined counterrotating…

Publisher
NASA
Document
19940024007
Year
1994
Pages
172
Chapters
4

Appendix I - Stable F39 Blade Strain

Appendix I - Stable F39 Blade Strain

Distribution Bench Test Results

Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 10-Jan-92 13:28:19 CONFIG: M.V02 DATA FILE: M.C01 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 13:26:28 DATE: 10-Jan-92 FREQUENCY: 138.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -18 90.0 18 -7 0.0 35 -30 90.0 52 i00 90.0 2 -27 90.0 19 -7 0.0 36 -24 90.0 53 91 90.0 3 -22 90.0 20 -8 0.0 37 -17 90.0 54 83 90.0 4 -21 90.0 21 -12 90.0 38 -28 90.0 55 68 90.0 5 -13 90.0 22 -29 90.0 39 -37 90.0 56 7O 9O.O 6 -3 90.0 23 -42 90.0 40 -7 90.0 57 81 90.0 7 13 90.0 24 -48 90.0 41 -60 90.0 58 86 90.0 8 -ii 90.0 25 -34 90.0 42 -19 90.0 59 79 90.0 9 -39 90.0 26 -17 90.0 43 -42 90.0 60 56 90.0 I0 -59 9O.0 27 -5 90.0 44 -3 90.0 61 37 90.0 Ii -63 90.0 28 -8 90.0 45 52 90.0 62 15 90.0 12 -53 90.0 29 -17 90.0 46 16 90.0 63 -7 0.0 13 -42 90.0 30 -29 90.0 47 60 90.0 64 -11 0.0 14 -16 90.0 31 -33 90.0 48 60 90.0 65 -11 0.0 15 -7 90.O 32 -41 90.0 49 75 90.0 66 -6 0.0 16 -5 0.0 33 -37 90.0 50 84 90.0 67 -4 0.0 17 -8 0.0 34 -29 90.0 51 95 90.0 68 5 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing 10-Jan-92 13:41:05 --STRAIN DIST o- APPLIED MECHANICS LAB DATA FILE: M.C02 CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 FREQUENCY: 341.00 HZ DATE: 10-Jan-92 TIME: 13:39:55 RELATIVE STRAIN PERCENT PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE GAGE PCT ANGL 35 90.0 52 -20 90.0 18 -15 0.0 35 1 16 9O.O 35 90.0 53 -12 90.0 19 -12 0.0 2 26 90.0 28 90.0 54 -1 90.0 20 -12 0.0 3 23 90.0 38 33 90.0 55 25 90.0 4 19 90.0 21 -19 90.0 39 29 90.0 56 46 90.0 22 -46 90.0 5 21 90.0 40 2 90.0 57 74 90.0 23 -64 90.0 6 18 90.0 41 42 90.0 58 I00 90.0 24 -74 90.0 7 23 90.0 -6 90.0 59 98 90.0 25 -55 90.0 42 8 9 90.0 -54 90.0 60 80 90.0 26 -35 90.0 43 9 -18 9O.0 27 -13 90.0 44 0 90.0 61 58 90.0 i0 -50 90.0 28 5 90.0 45 -42 90.0 62 27 90.0 II -70 90.0 46 -5 90.0 63 -1 0.0 12 -69 90.0 29 10 90.0 -50 90.0 64 -I0 0.0 30 15 90.0 47 13 -59 90.0 -42 90.0 65 -12 0.0 31 15 90.0 48 14 -25 90.0 32 19 90.0 49 -41 90.0 66 -5 0.0 15 -9 90.0 50 -35 90.0 67 -0 0.0 16 -6 0.0 33 22 90.0 51 -29 90.0 68 4 0.0 17 -II 0.0 34 26 90.0 I06 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing 10-Jan-92 13:58:44 --STRAIN DIST-- APPLIED MECHANICS LAB DATA FILE: M.C03 CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 DATE: 10-Jan-92 FREQUENCY: 545.00 HZ TIME: 13:58:02 PERCENT RELATIVE STRAIN PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE GAGE PCT ANGL i0 90.0 52 59 90.0 18 37 0.0 35 1 16 90.0 14 90.0 53 82 90.0 19 32 0.0 36 2 21 90.0 14 90.0 54 i00 90.0 20 18 0.0 37 3 13 90.0 26 90.0 55 58 90.0 21 29 90.0 38 4 7 90.0 22 62 90.0 39 33 90.0 56 36 90.0 5 -4 90.0 4 90.0 57 -1 90.0 6 -23 90.0 23 78 90.0 40 47 90.0 58 -59 90.0 24 79 90.0 41 7 -53 90.0 25 58 90.0 42 -34 90.0 59 -56 90.0 8 -69 90.0 26 27 90.0 43 14 90.0 60 -66 90.0 9 -65 90.0 -7 90.0 61 -55 90_0 10 -32 90.0 27 -1 90.0 44 -48 90.0 62 -32 90.0 11 13 90.0 28 -4O 90.0 45 -II 90.0 63 -36 0.0 29 -52 90.0 46 12 26 90.0 30 -53 90.0 47 -44 90.0 64 -14 0.0 13 30 90.0 -30 90.0 65 -8 0.0 14 II 90.0 31 -36 90.0 48 -16 90.0 66 -9 0.0 15 1 9O.0 32 -24 90.0 49 3 90.0 67 -11 0.0 33 -7 90.0 50 16 18 0.0 34 3 90.0 51 30 90.0 68 -14 0.0 17 25 0.0 I07 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 10-Jan-92 14:18:36 CONFIG: M.V02 DATA FILE: M.C04 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 14:17:55 DATE: 10-Jan-92 FREQUENCY: 655.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 24 90.0 18 -4 0.0 35 5 90.0 52 7 90.0 2 39 90.0 19 -5 0.0 36 9 90.0 53 -6 90.0 3 34 90.0 20 -I 0.0 37 12 90.0 54 -25 90.0 4 23 90.0 21 -1 90.0 38 15 90.0 55 -30 90.0 5 35 90.0 22 9 90.0 39 16 90.0 56 -43 90.0 6 41 90.0 23 15 90.0 40 -I 90.0 57 -53 90.O 7 65 90.0 24 18 90.0 41 38 90.0 58 -53 90.0 8 65 90.0 25 I0 90.0 42 II 90.0 59 -75 90.0 9 82 90.0 26 I0 90.0 43 91 90.0 60 -62 90.0 I0 82 9O.O 27 11 90.0 44 -35 90.0 61 -51 90.0 11 94 90.0 28 16 90.0 45 -32 90.0 62 -23 90.0 12 100 90.0 29 13 90.0 46 22 90.0 63 31 0.0 13 91 90.0 3O 8 90.0 47 -23 90.0 64 27 0.0 14 47 90.0 31 -0 90.0 48 -7 90.0 65 27 0.0 15 19 90.0 32 -2 90.0 49 6 90.0 66 18 0.0 16 -1 0.0 33 -2 90.0 50 15 90.0 67 9 0.0 17 -I 0.0 34 -0 90.0 51 17 90.0 68 2 0.0 ]O8 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 10-Jan-92 14:22:25 CONFIG : M.V02 DATA FILE: M.C05 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 14:21:32 DATE: 10-Jan-92 FREQUENCY: 834.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 18 7 0.0 35 51 90.0 52 27 90.0 1 ii 90.0 2 19 90.0 19 3 0.0 36 56 90.0 53 25 90.0 3 17 90.0 20 6 0.0 37 47 90.0 54 20 90.0 4 ii 90.0 21 12 90.0 38 47 90.0 55 i0 90.0 22 34 90.0 39 25 90.0 56 -3 90.0 5 14 90.0 40 -0 90.0 57 -24 90.0 6 14 90.0 23 42 90.0 7 26 90.0 24 43 90.0 41 21 90.0 58 -43 90.0 8 25 90.0 25 29 90.0 42 -i 90.0 59 -72 90.0 9 41 90.0 26 19 90.0 43 88 90.0 60 -74 90.0 I0 54 90.0 27 15 90.0 44 I0 90.0 61 -67 9O 0 11 82 90.0 28 8 90.0 45 -35 90.0 62 -33 9O 0 12 I00 90.0 29 -1 90.0 46 1 90.0 63 20 0 0 13 98 90.0 3O -1 90.0 47 -43 90.0 64 25 0 0 14 52 90.0 31 -1 90.0 48 -28 90.0 65 26 0 0 15 21 90.0 0 0 32 5 90.0 49 -13 90.0 66 16 16 3 0.0 33 17 90.0 50 3 90.0 67 5 0 0 17 8 0.0 34 30 90.0 51 20 90.O 68 1 0 0 I09 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing APPLIED MECHANICS LAB - -STRAIN DIST- - 10-Jan-92 14:27:30 CONFIG: M.V02 DATA FILE: M.C06 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 14:26:46 DATE: 10-Jan-92 FREQUENCY: 986.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -2 90.0 18 67 0.0 35 42 90.0 52 -66 90.0 2 6 90.0 19 55 0.0 36 35 90.0 53 -67 90.0 3 13 90.0 20 33 0.0 37 22 90.0 54 -44 90.0 4 17 90.0 21 46 90.0 38 9 90.0 55 18 90.0 5 39 90.0 22 69 90.0 39 -15 90.0 56 46 90.0 6 55 90.0 23 56 90.0 40 -4 90.0 57 53 90.0 7 76 90.0 24 24 90.0 41 -19 90.0 58 20 90.0 8 69 90.0 25 -i0 90.0 42 -12 90.0 59 -17 90.0 9 59 90.0 26 -32 90.0 43 73 90.0 60 -52 90.0 10 5O 90.0 27 -25 90.0 44 9 90.0 61 -69 90.0 II 80 90.0 28 1 90.0 45 19 90.0 62 -48 90.0 12 98 90.0 29 28 90.0 46 19 90.0 63 -59 0.0 13 i00 90.0 30 54 90.0 47 6 90.0 64 -27 0.0 14 48 90.0 31 53 90.0 48 -4 90.0 65 -18 0.0 15 16 90.0 32 55 90.0 49 -15 90.0 66 -17 0.0 16 34 0.0 33 46 90.0 50 -31 90.0 67 -21 0.0 17 49 0.0 34 36 90.0 51 -51 90.0 68 -26 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 10-Jan-92 14:37:16 DATA FILE: M.C07 CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 DATE: 10-Jan-92 TIME: 14:36:32 FREQUENCY: 1333.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL -22 90.0 52 1 90.0 1 -2 90.0 18 22 0.0 35 90.0 2 -5 90.0 19 15 0.0 36 -23 90.0 53 -1 3 -5 90.0 20 9 0.0 37 -19 90.0 54 4 90.0 4 -4 90.0 21 14 90.0 38 -15 90.0 55 14 90.0 22 29 90.0 39 -2 90.0 56 20 90.0 5 -7 90.0 -I 90.0 57 21 90.0 6 -5 90.0 23 22 90.0 40 90.0 7 1 90.0 24 8 90.0 41 0 90.0 58 9 8 -I 9O.O 25 -4 90.0 42 -5 90.0 59 -17 90.0 26 -9 90.0 43 73 90.0 60 °43 90.0 9 2 90.0 -0 90.0 61 -59 90.0 I0 I0 90.O 27 -7 90.0 44 9O 0 ii 44 90.0 28 -0 9O.O 45 5 90.0 62 -38 0 0 12 80 90.0 29 -i 90.0 46 -3 90.0 63 0 13 I00 90.0 30 °i 90.0 47 9 90.0 64 9 0 0 14 61 90.0 31 -1 90.0 48 4 90.0 65 13 0 0 15 25 90.0 32 -3 90.0 49 -i 90.0 66 7 0 0 16 12 0.0 33 -i0 90.0 50 -0 90.0 67 1 0 0 17 21 0.0 34 -14 90.0 51 -2 90.0 68 -6 0 0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing 10-Jan-92 14:40:51 - - STRAIN DIST- - APPLIED MECHANICS LAB DATA FILE: M.C08 CONFIG : M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 FREQUENCY: 1488.00 HZ DATE: 10-Jan-92 TIME: 14:40:09 RELATIVE STRAIN PERCENT GAGE PCT ANGL PCT ANGL GAGE PCT ANGL GAGE GAGE PCT ANGL 52 -51 90.0 61 90.0 18 -89 0.0 35 1 -6 90.0 90.0 53 -3 90.0 36 34 19 -73 0.0 2 5 90.0 54 62 90.0 37 12 90.0 20 -44 0.0 3 17 90.0 55 72 90.0 38 -15 90.0 21 -42 90.0 4 30 90.0 56 42 90.0 39 -34 90.0 22 -0 90.0 5 50 90.0 57 -15 90.0 40 -5 90.0 23 60 90.0 6 43 90.0 58 -74 90.0 -24 90.0 24 I00 90.0 41 7 8 90.0 59 -98 90.0 -49 90.0 25 92 90.0 42 8 -34 90.0 90.0 60 -71 90.0 43 -35 26 56 90.0 9 -68 90.0 61 -35 90.0 44 14 90.0 27 ii 90.0 i0 -71 90.0 62 -4 90.0 44 90.0 28 -37 90.0 45 11 -66 90.0 63 99 0.0 22 90.0 29 -40 90.0 46 12 -59 90.0 17 90.0 64 74 0.0 30 3 90.0 13 -50 90.0 90.0 65 69 0.0 48 -13 31 40 90.0 14 -19 90.0 66 56 0.0 49 -46 90.0 32 78 90.0 15 4 90.0 67 43 0.0 50 -69 90.0 33 88 90.0 16 -45 0.0 -74 90.0 68 36 0.0 34 70 90.0 51 17 -63 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 10-Jan-92 14:53:23 CONFIG: M.V02 DATA FILE: M.C09 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 14:52:39 DATE: 10-Jan-92 FREQUENCY: 1926.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 0 90.0 18 54 0.0 35 33 90.0 52 9 9O 0 2 4 90.0 19 38 0.0 36 23 90.0 53 21 90 0 3 7 90.0 20 22 0.0 37 13 90.0 54 13 90 0 4 9 90.0 21 20 90.0 38 2 90.0 55 -17 9O 0 5 8 90.0 22 -4 90.0 39 -6 90.0 56 -21 90 0 6 -3 90.0 23 -42 90.0 40 0 90.0 57 -4 90 0 7 -25 90.0 24 -53 90.0 41 -I 90.0 58 27 90 0 8 -34 90.0 25 -33 90.0 42 20 90.0 59 35 90.0 9 -34 90.0 26 -0 90.0 43 54 90.0 60 17 90.0 I0 -22 90.0 27 14 90.0 44 61 -14 3 90.0 90.0 ii 7 90.0 28 I0 90.0 45 8 90.0 62 -24 90.0 12 58 90.0 29 -8 90.0 46 7 90.0 63 -37 0.0 13 I00 90.0 30 -24 90.0 47 0 90.0 64 -24 0.0 14 72 90.0 31 -19 90.0 48 -7 90.0 65 -21 0.0 15 30 90.0 -12 32 -I 90.0 49 90.0 66 -18 0.0 16 30 0.0 33 18 90.0 50 -I0 90.0 67 -19 0.0 17 44 0.0 34 30 90.0 51 -I 90.0 68 -21 0.0 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing 10-Jan-92 14:57:17 APPLIED MECHANICS LAB - -STRAIN DIST- - CONFIG: M.V02 DATA FILE: M.CI0 MPS F39 SWEPT FAN BLADE P/N 4013427-205 DATE: 10-Jan-92 TIME: 14:56:33 FREQUENCY: 2134.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 18 40 0.0 35 17 90.0 52 11 90.0 1 -2 90.0 19 32 0.0 36 -5 90.0 53 36 90.0 2 2 90.0 3 8 90.0 20 27 0.0 37 -15 90.0 54 50 90.0 38 -21 90.0 55 12 90.0 4 13 90.0 21 8 90.0 90.0 5 17 90.0 22 -52 90.0 39 -12 90.0 56 -34 6 11 90.0 23 -74 90.0 40 -2 90.0 57 -59 90.0 7 16 90.0 24 -37 90.0 41 -I 90.0 58 -36 90.0 25 ii 90.0 42 -5 90.0 59 7 90 0 8 14 90.0 26 45 90.0 43 -16 90.0 60 66 90 0 9 42 90.0 10 67 90.0 27 42 90.0 44 5 90.0 61 I00 90 0 Ii 56 90.0 28 3 90.0 45 16 90.0 62 69 90 0 12 3 90.0 29 -31 90.0 46 1 90.0 63 -49 0 0 30 -21 90.0 47 3 90.0 64 -64 0 0 13 -67 90.0 0 0 14 -77 90.0 31 11 90.0 48 -15 90.0 65 -78 0.0 15 -42 90.0 32 45 90.0 49 -36 90.0 66 -62 0.0 16 II 0.0 33 60 90.0 50 -37 90.0 67 -37 17 20 0.0 34 39 90.0 51 -18 90.0 68 -16 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3o25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST-- 13-Jan-92 08:11:08 APPLIED MECHANICS LAB DATA FILE: M.CII CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 FREQUENCY: 2522.00 HZ TIME: 08:10:16 DATE: 13-Jan-92 PERCENT RELATIVE STRAIN ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT GAGE PCT ANGL 35 -46 90.0 52 -35 90 0 1 -I 9O.O 18 92 0.0 9O 0 19 59 0.0 36 -27 90.0 53 -28 2 -6 90.0 90 0 20 36 0.0 37 -8 90.0 54 14 3 -9 90.0 90 0 38 1 90.0 55 23 4 -I0 90.0 21 14 90.0 39 7 90.0 56 -8 90 0 5 0 90.0 22 -52 90.0 40 -2 90.0 57 -40 90 0 6 17 90.0 23 -81 90.0 90.0 24 -20 90.0 41 -2 90.0 58 -21 7 19 90.0 90.0 25 52 90.0 42 -35 90.0 59 16 8 0 90.0 43 28 90.0 60 46 90.0 9 -31 90.0 26 81 90.0 44 -4 90.0 61 28 90.0 I0 -51 9O.0 27 43 90.0 90.0 II -41 90.0 28 -25 90.0 45 -i0 90.0 62 -2 0.0 29 -37 90.0 46 -2 90.0 63 -52 12 20 90.0 0.0 3O 18 90.O 47 3 90.0 64 -54 13 I00 90.0 48 18 90.0 65 -64 0.0 14 96 90.0 31 59 90.0 49 23 90.0 66 -53 0.0 15 41 90.0 32 54 90.0 0.0 16 52 0.0 33 5 90.0 50 9 90.0 67 -43 0.0 17 74 0.0 34 -36 90.0 51 -13 90.0 68 -37 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 13-Jan-92 09:23:03 DATA FILE: M. CI2 CONFIG : M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 09:22:15 DATE: 13-Jan-92 FREQUENCY: 2867.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -1 90.0 18 -25 0.0 35 50 90.0 52 -4 90.0 2 -2 90.0 19 -14 0.0 36 6 90.0 53 -6 90.0 3 1 90.0 20 -13 0.0 37 -7 90.0 54 -13 90.0 4 1 90.0 21 -0 90.0 38 -15 90.0 55 -29 90.0 5 1 90.0 22 28 90.0 39 -i 90.0 56 -27 90.0 23 19 90.0 6 11 90.0 4O -i 90.0 57 -5 9O.O 7 29 90.0 24 -I0 90.0 41 1 90.0 58 14 90.0 8 30 90.0 25 -12 90.0 42 23 90.0 59 19 90.0 9 17 90.0 26 I0 90.0 43 -13 90.0 60 -5 90.0 I0 -9 90.O 27 43 90.0 44 -i 90.0 61 -36 90.0 II -34 90.0 28 49 90.0 45 1 90.0 62 -38 90.0 12 -21 90.0 29 16 90.0 46 -8 90.0 63 7 0.0 13 19 90.0 30 21 90.0 47 5 90.0 64 25 0.0 14 43 90.0 31 32 90.0 48 1 90.0 65 41 0.0 15 27 90.0 32 74 90.0 49 -6 90.0 66 36 0.0 16 -4 0.0 33 I00 90.0 5O -7 90.0 67 21 0.0 17 -ii 0.0 34 81 90.0 51 -3 90.0 68 8 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing 13-Jan-92 09:29:30 - - STRAIN DIST- - APPLIED MECHANICS LAB DATA FILE: M.C13 CONFIG : M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 FREQUENCY: 2967.00 HZ TIME: 09:28:36 DATE: 13-Jan-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 18 60 0.0 35 30 90.0 52 -2 90.0 1 1 90.0 23 90.0 53 -23 90.0 2 -i 90.0 19 35 0.0 36 54 -26 90.0 20 29 0.0 37 10 90.0 3 -I 90.0 55 14 90.0 21 5 90.0 38 0 90.0 4 2 90.0 56 16 90.0 22 -30 90.0 39 -0 90.0 5 -7 90.0 40 -2 90.0 57 -12 90.0 6 -14 90.0 23 -3 90.0 41 1 90.0 58 -38 90.0 7 -6 90.0 24 77 90.0 59 -28 90.0 25 i00 90.0 42 -25 90.0 8 6 9O 0 60 12 90.0 26 57 90.0 43 25 90.0 9 19 9O 0 44 2 90.0 61 47 90.0 I0 22 9O 0 27 6 90.0 1 90.0 62 42 90.0 9O 0 28 -8 90.0 45 II 37 1 63 -14 0.0 29 40 90.0 46 90.0 12 35 9O 0 64 -41 0.0 30 68 90.0 47 1 90.0 13 14 9O 0 65 -67 0.0 48 -I 90.0 14 -7 9O 0 31 22 90.0 49 -i 90.0 66 -61 0.0 15 -II 9O 0 32 -24 90.0 5 90.0 67 -41 0.0 16 22 0 0 33 -32 90.0 5O 68 -22 0.0 0 0 34 14 90.0 51 6 90.0 17 39 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST-- 13-Jan-92 09:35:01 APPLIED MECHANICS LAB DATA FILE: M.CI4 CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 DATE: 13-Jan-92 FREQUENCY: 3111.00 HZ TIME: 09:34:14 PERCENT RELATIVE STRAIN PCT ANGL GAGE PCT ANGL ANGL GAGE PCT ANGL GAGE GAGE PCT -i0 90.0 52 25 90.0 90.0 18 44 0.0 35 1 4 1 90.0 53 5 90.0 19 26 0.0 36 2 i0 90.0 1 90.0 54 -13 90.0 20 13 0.0 37 3 I0 90.0 2 90.0 55 -2 90.0 21 6 90.0 38 4 6 90.0 2 90.0 56 -7 90.0 22 -i0 90.0 39 5 -I 90.0 -2 90.0 57 -20 90.0 23 -2 90.0 40 6 -4 90.0 24 29 90.0 41 11 90.0 58 -20 90.0 7 0 90.0 -16 90.0 59 3 90.0 90 0 25 41 90.0 42 8 12 -22 90.0 60 18 90.0 90 0 26 12 90.0 43 9 9 1 90.0 61 1 90.0 27 -17 90.0 44 I0 -23 90 0 28 -14 90.0 45 -i 90.0 62 -22 90.0 II -64 9O 0 1 90.0 63 -15 0.0 12 -36 9O 0 29 17 90.0 46 -12 90.0 64 -14 0.0 9O 0 30 12 90.0 47 13 54 -17 90.0 65 -16 0.0 9O 0 31 -14 90.0 48 14 I00 -13 90.0 66 -14 0.0 32 -49 90.0 49 15 56 90.0 33 -48 90.0 50 -1 90.0 67 -17 0.0 16 33 0.0 34 -26 90.0 51 19 90.0 68 -19 0.0 17 44 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 13-Jan-92 09:51:16 CONFIG : M.V02 DATA FILE: M.CI5 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 09:50:27 DATE: 13-Jan-92 FREQUENCY: 3270.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 2 90.0 18 -84 0.0 35 -58 90.0 52 -i0 90.0 2 3 90.0 19 -43 0.0 36 -17 90.0 53 -2 90.0 3 3 90.0 20 -17 0.0 1 37 90.0 54 16 90.0 4 4 90.0 21 17 90.0 38 8 90.0 55 °12 90.0 5 2 90.0 22 78 90.0 39 -i 90.0 56 -42 90.0 6 -6 90.0 23 47 90.0 40 1 90.0 57 -29 90.0 7 -23 90.0 24 -14 90.0 41 4 90.0 58 8 90.0 8 -29 90.0 25 15 90.0 42 -4 59 3 90.0 90.0 9 12 90.0 26 63 90.0 43 26 90.0 60 -30 90.0 I0 35 90.O 27 I00 90.0 44 -0 90.0 61 -41 90.0 ii 81 90.0 28 45 90.0 45 1 90.0 62 -18 90.0 12 48 90.0 29 -24 90.0 46 4 90.0 63 24 0.0 13 -43 90.0 30 16 90.0 47 -5 90.0 64 47 0.0 14 -91 90.0 31 61 90.0 48 5 90.0 65 68 0.0 15 -45 90.0 32 58 90.0 49 5 90.0 66 62 0.0 16 -57 0.0 33 °I0 90.0 50 -0 90.0 67 52 0.0 17 -77 0.0 34 -63 90.0 51 -9 90.0 68 42 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST-- 13-Jan-92 09:55:59 APPLIED MECHANICS LAB DATA FILE: M.CI6 CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 09:55:15 DATE: 13-Jan-92 FREQUENCY: 3489.00 HZ RELATIVE STRAIN PERCENT GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 18 98 0.0 35 4 90.0 52 2 90.0 1 -2 90.0 19 49 0.0 36 -18 90.0 53 21 90.0 2 -5 90.0 3 -2 90.0 20 39 0.0 37 -14 90.0 54 -0 90.0 4 0 90.0 21 8 90.0 -7 90.0 55 -4 90.0 5 17 90.0 22 -I 90.0 39 0 90.0 56 13 90.0 6 21 90.0 23 54 90.0 40 1 90.0 57 7 90.0 24 I00 90.0 41 -12 90.0 58 -31 90.0 7 -0 90.0 42 20 90.0 59 -46 90.0 8 -18 90.0 25 27 90.0 9 -20 90.0 26 -59 90.0 43 22 90.0 60 -11 90.0 l0 -II 90.0 27 -59 90.0 44 1 90.0 61 30 90.0 iI 12 90.0 28 31 90.0 45 -0 90.0 62 41 90.0 12 30 90.0 29 45 90.0 46 -1 90.0 63 4 0.0 13 40 90.0 30 -29 90.0 47 Ii 90.0 64 -39 0.0 14 22 90.0 31 -51 90.0 8 90.0 65 -88 0.0 15 2 90.0 32 13 90.0 49 -0 90.0 66 -87 0.0 16 38 0.0 33 78 90.0 5O -16 90.0 67 -63 0.0 17 69 0.0 34 54 90.0 51 -16 90.0 68 -34 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 13-Jan-92 10:00:32 DATA FILE: M.CI7 CONFIG: M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 09:59:48 DATE: 13-Jan-92 FREQUENCY: 3782.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 3 90.0 18 65 0.0 35 -73 90.0 52 7 90.0 2 7 90.0 19 16 0.0 36 -35 90.0 53 5 90.0 3 3 90.0 20 -6 0.0 37 -3 90.0 54 -21 90.0 4 2 90.0 21 -54 90.0 38 i0 90.0 55 -53 90.0 5 -4 90.0 22 -71 90.0 39 3 90.0 56 -9 90.0 6 -16 90.0 23 43 90.0 40 -i 90.0 57 32 90.0 7 -17 90.0 24 75 90.0 41 12 90.0 58 15 90.0 8 -8 90.0 25 -18 90.0 42 54 90.0 59 -7 90.0 9 -2 90.0 26 -79 90.0 43 36 90.0 60 I0 90.0 I0 1 90.0 27 -2 90.0 44 -0 90.0 61 66 90.0 II I0 90.0 28 88 90.0 45 -4 90.0 62 76 9O 0 12 32 90.0 29 21 90.0 46 1 90.0 63 15 0 0 13 I0 90.0 30 -33 90.0 47 -Ii 90.0 64 -36 0 0 14 -21 90.0 31 13 90.0 48 -i 90.0 65 -82 0 0 15 -31 90.0 32 100 90.0 49 4 90.0 66 -86 0 0 16 44 0.0 33 76 90.0 50 9 90.0 67 -67 0 0 17 62 0.0 34 -29 90.0 51 10 90.0 68 -45 0 0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing 13-Jan-92 10:04:35 - - STRAIN DIST- - APPLIED MECHANICS LAB DATA FILE: M.CI8 CONFIG : M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 13-Jan-92 DATE: FREQUENCY: 3965.00 HZ TIME: 10:03:30 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 35 -14 90.0 52 -5 90.0 1 -5 90.0 18 40 0.0 36 -I 90.0 53 7 90.0 19 17 0.0 2 -5 90.0 37 2 90.0 54 15 90.0 20 5 0.0 3 -3 90.0 0 90.0 55 4 90.0 4 1 90.0 21 -5 90.0 38 -1 90.0 56 2 90.0 22 -18 90.0 39 5 -5 90.0 23 13 90.0 4O 1 90.0 57 1 90.0 6 -18 90.0 24 23 90.0 41 -7 90.0 58 -i0 90.0 7 -19 90.0 42 II 90.0 59 -6 90.0 8 2 90.0 25 -I0 90.0 -76 90.0 60 17 90.0 9 36 90.0 26 -30 90.0 43 -I 90.0 61 21 90.0 i0 37 90.0 27 -I 90.0 44 28 27 90.0 45 2 90.0 62 -7 90.0 II -40 90.0 46 -0 90.0 63 -8 0.0 12 -92 90.0 29 -2 90.0 47 7 90.0 64 -12 0.0 13 -12 90.0 3O -2O 90.0 8 90.0 65 -18 0.0 31 2 90.0 48 14 100 90.0 4 90.0 66 -18 0.0 32 30 90.0 49 15 71 90.0 33 8 90.0 5O -3 90.0 67 -23 0.0 16 43 0.0 34 -16 90.0 51 -12 90.0 68 -25 0.0 17 51 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 13-Jan-92 10:10:33 CONFIG: M.V02 DATA FILE: M.CI9 MPS F39 SWEPT FAN BLADE P/N 4013427-205 TIME: 10:09:23 DATE: 13-Jan-92 FREQUENCY: 4345.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 0 90.0 18 -64 0.0 35 -49 90.0 52 -I 90.0 2 1 90.0 19 -I0 0.0 36 -37 90.0 53 -I 90.0 3 -I 90.0 20 9 0.0 37 -9 90.0 54 -17 90.0 4 -0 90.0 21 35 90.0 38 2 90.0 55 6 90.0 5 -7 90.0 22 -I 90.0 39 3 90.0 56 24 90.0 6 -6 90.0 23 -74 90.0 40 -I 90.0 57 -i 90.0 7 5 90.0 24 -5 90.0 41 6 90.0 58 -9 90.0 8 14 90.0 25 73 90.0 42 0 90.0 59 3 90.0 9 15 9O.0 26 19 90.0 43 -3 90.0 60 0 90.0 I0 I0 90.0 27 -68 90.0 44 -5 90.0 61 -32 90.0 II 9 90.0 28 -17 90.0 45 -3 90.0 62 -47 90.0 12 0 90.0 29 65 90.0 46 -I 90.0 63 -32 0.0 13 - 14 90.0 30 6 90.0 47 -2 90.0 64 11 0.0 14 -17 90.0 31 -43 90.0 48 3 90.0 65 58 0.0 15 -0 90.0 32 34 90.0 49 I0 90.0 66 71 0.0 16 -48 0.0 33 i00 90.0 50 4 90.0 67 63 0.0 17 -67 0.0 34 25 90.0 51 1 90.0 68 44 0.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing - - STRAIN DIST- - 13-Jan-92 i0 : 18 : 39 APPLIED MECHANICS LAB DATA FILE: M.C20 CONFIG : M.V02 MPS F39 SWEPT FAN BLADE P/N 4013427-205 DATE: 13-Jan-92 FREQUENCY: 4508.00 HZ TIME: 10:16:58 RELATIVE STRAIN PERCENT GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 18 I00 0.0 35 31 90.0 52 21 90.0 1 -7 90.0 19 28 0.0 36 -6 90.0 53 0 90.0 2 -4 90.0 37 -8 90.0 54 - 14 90.0 3 0 90.0 20 3 0.0 4 5 90.0 21 -9 90.0 38 -2 90.0 55 -I0 90.0 5 2 90.0 22 49 90.0 39 -4 90.0 56 -14 90.0 6 -23 90.0 23 43 90.0 40 0 90.0 57 9 90.0 24 -36 90.0 41 -I0 90.0 58 39 90.0 7 -34 90.0 25 -29 90.0 42 -5 90.0 59 20 90.0 8 °II 90.0 26 59 90.0 43 -20 90.0 60 -17 90.0 9 9 90.0 44 61 -26 90.0 i0 14 90.0 27 67 90.0 9 90.0 II -9 90.0 28 -28 90.0 45 6 90.0 62 8 90.0 12 -21 90.0 29 -13 90.0 46 2 90.0 63 49 0.0 30 63 90.0 47 90.0 64 -5 0.0 13 7 90.0 5 14 36 90.0 31 16 90.0 48 -0 90.0 65 - 72 0.0 15 21 90.0 32 -47 90.0 49 -ii 90.0 66 -84 0.0 16 41 0.0 33 18 90.0 50 -6 90.0 67 -66 0.0 17 86 0.0 34 62 90.0 51 I0 90.0 68 -36 0.0 ]24

Appendix 2- Stable F39 Blade Bench Test

Appendix 2- Stable F39 Blade Bench Test

Vibratory Mode Shapes

Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing Frequency 00132 Hz Frequency 00329 Hz Frequency 00516 Hz Frequency 00627 Hz Frequency 00808 Hz Frequency 00941 Hz MPS Forward-Swept Fan Blade PIN 4013427-205 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing w Frequency 01295 Hz Frequency 01432 Hz Frequency 01847 Hz Frequency 02056 Hz Frequency 02412 Hz Frequency 02748 Hz MPS Forward-Swept Fan Blade P/N 4013427-205 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing Frequency 02824 Hz Frequency 03007 Hz Frequency 03331 Hz Frequency 03107 Hz Frequency 03763 Hz Frequency 03600 Hz MPS Forward-Swept Fan Blade P/N 4013427-205 -- 127 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing Frequency 03835 Hz Frequency 04125 Hz Frequency 04274 Hz MPS Forward-Swept Fan Blade PIN 4013427-205

Appendix 3- Divergent F39 Blade Strain

Appendix 3- Divergent F39 Blade Strain

Distribution Bench Test Results

Design and Fabrication of Forward-Swept NASA Contract NAS3o25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 08-May-92 08:19:33 CONFIG : P.V02 DATA FILE: P.C01 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 08:17:21 DATE: HZ 08-May-92 FREQUENCY: 97.00 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -I 90.0 19 -i 0.0 37 1 90.0 54 27 90.0 2 2 90.0 20 1 0.0 38 2 90.0 55 22 90.0 3 9 90.0 21 1 0.0 39 0 90.0 56 32 90.0 4 14 90.0 22 -6 90.0 40 -4 90.0 57 49 90.0 5 22 90.0 23 -24 90.0 41 -6 90.0 58 70 90.0 6 32 90.0 24 -45 90.0 42 -21 90.0 59 i00 90.0 7 35 90.0 25 -52 90.0 43 -16 90.0 60 I00 90.0 8 9 90.0 26 -53 90.0 44 -2 90.0 61 85 90.0 9 -32 90.0 27 -35 90.0 45 -42 90.0 62 52 90.0 I0 -66 90.0 28 -0 90.0 46 2 90.0 63 36 90.0 II -74 90.0 29 25 90.0 47 7 90.0 64 14 90.0 12 -52 90.0 30 ii 90.0 48 15 90.0 65 -8 0.0 13 -38 90.0 31 24 90.0 49 9 90.0 66 -11 0.0 14 -14 90.0 32 -3 90.0 50 i0 90.0 67 -10 0.0 15 -2 90.0 33 5 90.0 51 16 90.0 68 -4 0.0 16 -I 0.0 34 -I 90.0 52 20 90.0 69 0 0.0 17 0 0.0 35 1 90.0 53 25 90.0 70 0 0.0 18 -0 0.0 36 0 90.0 ]29 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 08-May-92 08:47:32 DATA FILE: P.C02 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 DATE: FREQUENCY: 253.00 HZ TIME: 08:46:17 08 -May- 92 RELATIVE STRAIN PERCENT PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE 1 7 90.0 19 -4 0.0 37 1 90.0 54 -24 90.0 0 90.0 55 -16 90.0 2 3 90.0 20 1 0.0 38 4 0.0 39 -1 90.0 56 -11 90.0 3 1 90.0 21 4 1 90.0 22 -I0 90.0 40 5 90.0 57 9 90.0 5 1 90.0 23 -39 90.0 41 II 90.0 58 39 90.0 -66 90.0 42 40 90.0 59 76 90.0 6 2 90.0 24 7 7 90.0 25 -65 90.0 43 25 90.0 60 97 90.0 8 0 90.0 26 -58 90.0 44 -I 90.0 61 i00 90.0 9 -34 90.0 27 -34 90.0 45 -63 90.0 62 76 90.0 -14 90.0 46 -3 90.0 63 61 90.0 10 -72 90.0 28 11 -96 90.0 29 0 90.0 47 -16 90.0 64 26 90.0 12 -77 90.0 30 5 90.0 48 -20 90.0 65 -i0 0.0 1 90.0 49 13 -66 90.0 31 -19 90.0 66 -15 0.0 14 -27 90.0 32 3 90.0 50 -20 90.0 67 -16 0.0 15 -7 90.0 33 1 90.0 51 -23 90.0 68 -8 0.0 16 1 0.0 34 3 90.0 52 -25 90.0 69 -i 0.0 17 -2 0.0 35 1 90.0 53 -26 90.0 70 1 0.0 1 90.0 18 -3 0.0 36 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 08-May-92 09:03:57 CONFIG: P.V02 DATA FILE: P.C03 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 09:03:13 DATE: 08-May-92 FREQUENCY: 530.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 II 90.0 19 9 0.0 37 7 90.0 54 9 90.0 2 12 90.0 20 1 0.0 38 6 90.0 55 12 90.0 3 12 90.0 21 -8 0.0 39 3 90.0 56 24 90.0 4 13 90.0 22 I0 90.0 40 3 90.0 57 29 90.0 5 17 90.0 23 48 90.0 41 9 90.0 58 22 90.0 6 22 90.0 24 66 90.0 42 43 90.0 59 2 90.0 7 23 90.0 25 45 90.0 43 19 90.0 60 -39 90.0 8 12 90.0 26 23 90.0 44 2 90.0 61 -76 90.0 9 20 90.0 27 3 90.0 45 68 90.0 62 -87 90.0 10 45 90.0 28 4 90.0 46 -2 90.0 63 -87 90.0 II 90 90.0 29 9 90.0 47 -17 90.0 64 -46 90.0 12 95 90.0 30 1 9O.0 48 -6 90.0 65 6 0.0 13 100 90.0 31 20 90.0 49 -17 90.0 66 14 0.0 14 49 90.0 32 i0 90.0 50 -14 90.0 67 22 0.0 15 15 90.0 33 12 90.0 51 -i0 90.0 68 13 0.0 16 -i 0.0 34 6 90.0 52 -4 90.0 69 1 0.0 17 6 0.0 35 7 90.0 53 -i 90.0 7O -2 0.0 18 7 0.0 36 5 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - -STRAIN DIST- - 08-May-92 09:08:07 DATA FILE: P.C04 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 09:07:18 HZ FREQUENCY: 684.00 DATE: 08-May-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -5 90.0 19 7 0.0 37 5 90.0 54 -2 90.0 20 -0 0.0 38 2 -3 90.0 4 90.0 55 -I 90.0 3 -I 90.0 21 -8 0.0 39 -0 90.0 56 15 90.0 4 1 90.0 22 ii 90.0 40 -1 90.0 57 33 90.0 5 °0 90.0 23 45 90.0 41 3 90.0 58 42 90.0 6 4 90.0 24 56 90.0 42 -29 90.0 59 35 90.0 7 11 90.0 25 30 90.0 43 -1 90.0 60 3 90.0 8 5 90.0 26 8 90.0 44 0 90.0 61 -43 90.0 9 7 90.0 27 -2 90.0 45 59 90.0 62 -66 90.0 10 25 90.0 28 6 90.0 46 0 90.0 63 -79 90.0 11 66 90.0 29 21 90.0 47 0 90.0 64 -41 90.0 12 87 90.0 30 12 90.0 48 -14 90.0 65 9 0.0 13 I00 90.0 31 30 90.0 49 -3 90.0 66 19 0.0 14 52 90.0 32 12 90.0 50 -3 90.0 67 27 0.0 15 16 90.0 33 II 90.0 51 -4 90.0 68 16 0.0 16 -i 0.0 34 5 90.0 52 -6 90.0 69 3 0.0 17 5 0.0 35 4 90.0 53 -6 90.0 70 -I 0.0 18 6 0.0 36 3 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 08-May-92 09:13:03 CONFIG: P.V02 DATA FILE: P.C05 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 09:12:19 FREQUENCY: 620.00 HZ DATE: 08-May-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 16 90.0 19 -30 0.0 37 16 90.0 54 -31 90.0 2 25 90.0 20 -16 0.0 38 16 90.0 55 -44 90.0 56 -44 90.0 3 29 90.0 21 -i 0.0 39 9 90.0 5 90.0 40 -6 90.0 57 -17 90.0 4 26 90.0 22 5 33 90.0 23 -42 90.0 41 -3 90.0 58 0 90.0 6 43 90.0 24 -55 90.0 42 -20 90.0 59 5 90.0 7 69 90.0 25 -38 90.0 43 -i0 90.0 6O 15 90.O 8 73 90.0 26 -39 90.0 44 47 90.0 61 19 90.0 9 I00 90.0 27 -29 90.0 45 -54 90.0 62 58 90.0 i0 79 90.0 28 -30 90.0 63 52 90.0 46 2 90.0 11 44 90.0 29 15 90.0 64 52 90.0 47 3 90.0 12 30 90.0 30 35 90.0 48 36 90.0 65 47 0.0 13 8 90.0 31 50 90.0 49 -4 90.0 66 53 0.0 67 36 0.0 14 -2 90.0 32 28 90.0 50 -3 90.0 15 -1 90.0 33 25 90.0 51 -3 90.0 68 17 0.0 16 -2 0.0 34 12 90.0 52 -6 90.0 69 15 0.0 17 -21 0.0 35 12 90.0 53 -16 90.0 70 1 0.0 18 -29 0.0 36 9 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST-- 08-May-92 09:18:28 APPLIED MECHANICS LAB DATA FILE: P.C06 CONFIG : P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 892.00 HZ FREQUENCY: DATE: 08-May-92 TIME: 09:17:46 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 37 -9 90.0 54 -19 90.0 15 0.0 1 -5 90.0 19 55 °17 90.0 38 -8 90.0 4 0.0 2 -5 90.0 20 56 -16 90.0 39 -4 90.0 -9 0.0 3 -5 90.0 21 57 5 90.0 4 90.0 40 1 90.0 4 -3 90.0 22 41 -6 90.0 58 29 90 0 35 9O.O 5 -0 90.0 23 45 90 0 42 -16 90.0 59 30 90.0 6 -I 90.0 24 31 90 0 43 -7 90.0 60 7 4 90.0 25 -1 90.0 61 -6 90 0 44 -i 90.0 8 2 90.0 26 -23 90.0 62 -52 90 0 -23 90.0 45 37 90.0 9 -6 90.0 27 46 -I 90.0 63 -81 90 0 -16 90.0 i0 -4 90.0 28 64 -55 90.0 47 9 90.0 ii 31 90.0 29 -1 90.0 65 -3 0.0 48 5 90.0 12 69 90.0 30 3 90.0 66 1 0.0 -7 90.0 49 I0 90.0 13 I00 90.0 31 17 0.0 50 6 90.0 67 -4 90.0 14 61 90.0 32 68 14 0.0 51 °0 90.0 15 21 90.0 33 -i0 90.0 69 0 0.0 -5 90.0 52 -3 90.0 16 1 0.0 34 70 -i 0.0 -7 90.0 53 -12 90.0 17 11 0.0 35 18 13 0.0 36 -7 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 08-May-92 09:24:31 CONFIG: P.V02 DATA FILE: P.C07 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 09:23:43 DATE: 08-May-92 FREQUENCY: 1345.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 0 90.0 19 21 0.0 37 7 90.0 54 13 90.0 2 -2 90.0 20 7 0.0 38 6 90.0 55 5 90.0 3 0 90.0 21 -i0 0.0 39 3 90.0 56 -14 90.0 4 -5 90.0 22 2 90.0 40 -I 90.0 57 -31 90.0 5 -I0 9O.0 23 9 90.0 41 3 90.0 58 -18 9O.O 6 -16 90.0 24 -27 90.0 42 9 90.0 59 16 90.0 7 -20 90.0 25 -49 90.0 43 1 90.0 60 56 90.0 8 -13 90.0 26 -42 90.0 44 0 90.0 61 54 90.0 9 -25 90.0 27 -16 90.0 45 -16 90.0 62 2 90.0 I0 -41 90.0 28 -3 90.0 46 1 90.0 63 -60 90.0 ii -31 90.0 29 -2 90.0 47 -6 90.0 64 -64 90.0 12 30 9O 0 30 -3 90.0 48 -I 90.0 65 -17 0.0 13 100 9O 0 31 -22 90.0 49 -4 90.0 66 -I0 0.0 14 86 9O 0 32 -12 90.0 50 1 90.0 67 14 0.0 15 35 9O 0 33 -2 90.0 51 4 90.0 68 17 0.0 16 3 0 0 34 2 90.0 52 II 90.0 69 1 0.0 17 19 0 0 35 3 90.0 53 15 90.0 70 -0 0.0 18 22 0 0 36 4 90.0 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing - - STRAIN DIST- - APPLIED MECHANICS LAB 08-May-92 09:29:15 DATA FILE: P.C08 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 HZ FREQUENCY: i016.00 TIME: 09:28:26 DATE: 08-May-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 19 -46 0.0 37 -53 90.0 54 32 90.0 1 -31 90.0 20 -30 0.0 38 -50 90.0 55 40 90.0 2 -49 90.0 90.0 3 -50 90.0 21 -13 0.0 39 -27 90.0 56 28 I0 90.0 57 5 90 0 4 -41 90.0 22 15 90.0 40 5 -41 90.0 23 21 90.0 41 -6 90.0 58 15 90 0 90 0 6 -44 90.0 24 13 90.0 42 -15 90.0 59 36 90 0 7 -38 9O.O 25 -8 90.0 43 -8 90.0 60 31 26 -26 90.0 44 -53 90.0 61 -8 90 0 8 -25 90.0 9 -18 90.0 27 -14 90.0 45 19 90.0 62 -30 90 0 90.0 I0 -i0 90.0 28 17 90.0 46 -3 90.0 63 -48 90.0 11 24 90.0 29 -13 90.0 47 14 90.0 64 56 30 -33 90.0 48 -51 90.0 65 81 0.0 12 83 90.0 13 100 90.0 31 -99 90.0 49 33 90.0 66 96 0.0 0.0 14 52 90.0 32 -75 90.0 50 24 90.0 67 81 0.0 15 16 90.0 33 -77 90.0 51 15 90.0 68 47 34 -41 90.0 52 17 90.0 69 34 0.0 16 -5 0.0 17 -36 0.0 35 -46 90.0 53 22 90.0 70 4 0.0 18 -45 0.0 36 -36 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3o25269 Counterrotation Blade Configuration for Wind Tunnel Testing - - STRAIN DIST- - APPLIED MECHANICS LAB 08-May-92 09:39:07 DATA FILE: P.C09 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 1464.00 HZ TIME: 09:38:15 DATE: 08-May-92 RELATIVE STRAIN PERCENT GAGE PCT ANGL ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT 37 29 90.0 54 -25 90.0 1 ii 90.0 19 -72 0.0 38 26 90.0 55 -13 90.0 2 17 90.0 20 -44 0.0 56 -I 90.0 90.0 21 -17 0.0 39 14 90.0 3 13 57 8 90.0 4 8 90.0 22 9 90.0 4O -I0 90.0 41 -7 90.0 58 3 90.0 5 3 90.0 23 ii 90.0 42 -28 90.0 59 -2 90.0 6 -0 90.0 24 71 90.0 60 -28 90.0 7 -26 90.0 25 50 90.0 43 -8 90.0 90.0 61 -58 90.0 8 -41 90 0 26 36 90.0 44 -2 71 62 -29 90.0 9 -72 90 0 27 22 90.0 45 90.0 46 4 90.0 63 22 90.0 I0 -71 90 0 28 15 90.0 9O 0 29 -7 90.0 47 5 90.0 64 83 90.0 II -41 9O 0 30 -4 90.0 48 42 90.0 65 83 0.0 12 -1 90.0 66 I00 0.0 13 -22 9O 0 31 27 90.0 49 -5 -4 90.0 67 73 0.0 14 -33 9O 0 32 38 90.0 5O 51 -4 90.0 68 38 0.0 15 -22 90 0 33 42 90.0 34 23 90.0 52 -13 90.0 69 38 0.0 16 -12 0 0 17 -58 0 0 35 25 90.0 53 -21 90.0 70 5 0.0 18 -7O 0 0 36 20 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST-- APPLIED MECHANICS LAB 08-May-92 09:46:05 DATA FILE: P.CI0 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 HZ TIME: 09:45:22 DATE: 08-May-92 FREQUENCY: 1818.00 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 2 90.0 19 45 0.0 37 0 90.0 54 -1 90.0 2 4 90.0 20 22 0.0 38 0 90.0 55 11 90.0 21 0 0.0 39 0 90.0 56 30 90.0 3 7 90.0 4 9 90.0 22 -7 90.0 40 1 90.0 57 1 90.0 23 -33 90.0 41 -4 90.0 58 -35 90.0 5 10 90.0 6 7 90.0 24 -84 90.0 42 -9 90.0 59 -48 90.0 7 -1 90.0 25 -35 90.0 43 0 90.0 60 -4 90.0 8 -2 90.0 26 16 90.0 44 -0 90.0 61 55 90.0 9 -I 90.0 27 41 90.0 45 -82 90.0 62 59 90.0 i0 -14 90.0 28 42 90.0 46 -i 90.0 63 -I0 90.0 11' -42 90.0 29 4 90.0 47 6 90.0 64 -71 90.0 12 -8 90.0 30 -15 90.0 48 6 90.0 65 -41 0.0 13 73 90.0 31 31 90.0 49 1 90.0 66 -45 0.0 14 i00 90.0 32 34 90.0 50 -2 90.0 67 -15 0.0 15 54 90.0 33 32 90.0 51 -I0 90.0 68 5 0.0 16 i0 0.0 34 15 90.0 52 -15 90.0 69 -8 0.0 17 42 0.0 35 8 90.0 53 -13 90.0 70 1 0.0 18 46 0.0 36 2 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 08-May-92 09:59:22 DATA FILE: P.CII CONFIG : P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 1969.00 HZ TIME: 09:58:39 DATE: 08-May-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 18 90.0 54 -4 90.0 19 35 0.0 37 1 2 90.0 38 14 90.0 55 2 90.0 20 29 0.0 2 1 90.0 56 0 90.0 0.0 39 6 90.0 3 -0 90.0 21 28 57 5 90.0 22 2 90.0 40 -5 90.0 4 -2 90.0 58 17 90.0 23 -14 90.0 41 -4 90.0 5 -7 90.0 59 17 9O 0 24 -17 90.0 42 -17 90.0 6 -14 90.0 -2 90.0 60 -4 90 0 7 -20 9O.O 25 20 90.0 43 44 -23 90.0 61 -14 90 0 8 -13 90.0 26 7 90.0 9O 0 45 -30 90.0 62 12 9 12 90.0 27 -3 90.0 90 0 90 0 46 2 90.0 63 36 i0 61 90.0 28 5 64 6 90 0 1 90 0 47 3 90.0 Ii 100 90.0 29 17 90 0 65 -19 0.0 30 -I 90 0 48 12 41 90.0 0.0 49 0 90 0 66 -39 13 -35 90.0 31 -12 9O 0 67 -59 0.0 -2 9O 0 5O 0 90 0 14 -52 90.0 32 0.0 33 9 90 0 51 -0 90 0 68 -50 15 -23 90.0 69 -37 0.0 34 7 90 0 52 -3 90 0 16 5 0.0 -6 90 0 70 -7 0.0 17 28 0.0 35 16 90 0 53 18 36 0.0 36 15 90 0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing - - STRAIN DIST- - 08-May-92 10:02:54 APPLIED MECHANICS LAB DATA FILE: P.CI2 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 2500.00 HZ DATE: 08-May-92 TIME: 10:02:10 RELATIVE STRAIN PERCENT PCT ANGL GAGE PCT ANGL GAGE GAGE PCT ANGL GAGE PCT ANGL 37 23 90 . 0 54 1 90 . 0 19 3 0.0 1 1 90.0 38 II 90.0 55 -I 90.0 20 -4 0.0 2 0 90.0 39 2 90.0 56 -6 90.0 21 -12 0.0 3 1 90.0 22 -13 90.0 40 1 90.0 57 23 90.0 4 1 90.0 41 -1 90.0 58 26 90.0 23 -28 90.0 5 -3 90.0 42 -1 90.0 59 -Ii 90.0 24 -22 90.0 6 -I 90.0 43 1 90.0 60 -39 90.0 7 II 90.0 25 22 90.0 44 -6 90.0 61 -4 90.0 8 27 90.0 26 34 90.0 -26 90.0 62 31 90.0 27 -6 90.0 45 9 44 90.0 -2 90.0 63 7 90.0 28 -46 90.0 46 I0 19 90.0 47 3 90.0 64 -36 90.0 29 -6 90.0 11 -68 90.0 48 0 90.0 65 -20 0.0 12 -88 90.0 30 33 90.0 49 1 90.0 66 -16 0.0 13 6 90.0 31 -7 90.0 -3 90.0 67 15 0.0 32 -34 90.0 50 14 I00 90.0 51 -5 90.0 68 39 0.0 33 -10 90.0 15 67 90.0 52 -i 90.0 69 20 0.0 16 -0 0.0 34 -0 90.0 35 25 90.0 53 0 90.0 70 6 0.0 17 8 0.0 36 26 90.0 18 5 0.0 ]4O Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 08-May-92 10:15:00 DATA FILE: P.CI3 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 2275.00 HZ TIME: 10:14:11 DATE: 08-May-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 54 -17 90.0 1 -3 90.0 19 69 0.0 37 -6 90.0 38 -1 90.0 55 -24 90.0 2 -6 90.0 20 39 0.0 21 25 0.0 39 1 90.0 56 -5 90.0 3 -9 90.0 57 42 90.0 4 -9 90.0 22 -5 90.0 40 1 90.0 41 5 90.0 58 26 90.0 5 -2 90.0 23 -60 90.0 42 0 90.0 59 -30 90.0 6 3 90.0 24 -43 90.0 7 4 90.0 25 73 90.0 43 -1 90.0 60 -67 90.0 61 -17 90.0 8 °2 90.0 26 i00 90.0 44 -1 90.0 45 -68 90.0 62 68 90.0 9 -2 90.0 27 47 90.0 28 -13 90.0 46 -1 90.0 63 50 90.0 10 5 90.0 -17 90.0 47 -7 90.0 64 -47 90.0 ii 29 -28 90.0 12 -19 90.0 30 i0 90.0 48 -i 90.0 65 -34 0.0 66 -60 0.0 13 39 90 0 31 -9 90.0 49 1 90.0 50 7 90.0 67 -46 0.0 14 99 90 0 32 -26 90.0 51 17 90.0 68 °19 0.0 15 66 90 0 33 -61 90.0 52 17 90.0 69 -31 0.0 16 17 0 0 34 -39 90.0 17 71 0 0 35 -35 90.0 53 5 90.0 70 -4 0.0 18 77 0 0 36 -20 90.0 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 08-May-92 10:18:48 CONFIG: P.V02 DATA FILE: P.CI4 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 10:18:01 DATE: 08-May- 92 FREQUENCY: 2759.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -4 90.0 19 -31 0.0 37 18 90.0 54 -22 90.0 2 -4 90.0 20 -16 0.0 38 8 90.0 55 -23 90.0 3 -I 90.0 21 -12 0.0 39 0 90.0 56 0 90.0 4 0 90.0 22 1 90.0 40 -I 90.0 57 -2 90.0 5 6 90.0 23 14 90.0 41 -i 90.0 58 -28 90.0 6 14 90.0 24 -28 90.0 42 6 90.0 59 -27 90.0 7 22 90.0 25 -39 90.0 43 -2 90.0 60 8 90 0 8 18 90.0 26 14 90.0 44 4 90.0 61 24 90 0 9 16 90.0 27 64 90.0 45 -13 90.0 62 -11 90 0 10 5 90.0 28 81 90.0 46 1 90.0 63 -32 90 0 11 13 90.0 29 28 90.0 47 -I 90.0 64 6 90 0 12 23 90.0 30 ii 90.0 48 -9 90.0 65 -1 0 0 13 -1 90.0 31 100 90.0 49 4 90.0 66 13 0.0 14 -48 90.0 32 75 90.0 50 5 90.0 67 19 0.0 15 -38 90.0 33 40 90.0 51 6 90.0 68 9 0.0 16 -9 0.0 34 5 90.0 52 3 90.0 69 16 0.0 17 -38 0.0 35 15 90.0 53 -6 90.0 70 0 0.0 18 -37 0.0 36 18 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST- - 08-May-92 10:26:05 APPLIED MECHANICS LAB DATA FILE: P.CI5 CONFIG : P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 2660.00 HZ DATE: 08-May-92 TIME: 10:25:18 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 54 3 90.0 10 90.0 51 0.0 37 1 1 90.0 19 55 -8 90.0 -0 90.0 35 0.0 38 2 2 90.0 20 -4 90.0 56 -32 90.0 33 0.0 39 3 3 90.0 21 4 90.0 57 -31 90.0 7 90.0 40 4 3 90.0 22 1 90.0 58 1 90.0 -13 90.0 41 5 5 90.0 23 17 90.0 59 15 90.0 41 90.0 42 6 14 90.0 24 -7 90.0 -2 90.0 60 61 90.0 43 7 17 90.0 25 61 -35 90.0 19 90.0 8 8 90.0 26 8 90.0 44 62 1 90.0 -22 90.0 45 15 90.0 9 -20 90.0 27 63 43 90 0 -ii 90.0 46 -2 90.0 10 -19 90.0 28 1 90.0 64 12 90 0 38 90.0 47 Ii 38 90.0 29 12 0 0 -17 90.0 65 44 90.0 48 12 59 90.0 30 66 -17 0 0 3 90.0 13 22 90.0 31 67 90.0 49 67 -53 0 0 44 90.0 50 1 90.0 14 -5 90.0 32 68 -57 0 0 i00 90.0 51 -3 90.0 15 2 90.0 33 -2 90.0 69 -49 0 0 46 90.0 52 16 13 0.0 34 70 -9 0 0 5 90.0 17 58 0.0 35 52 90.0 53 32 90.0 18 60 0.0 36 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing - - STRAIN DIST- - 08-May-92 10:31:44 APPLIED MECHANICS LAB DATA FILE: P.CI6 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 2973.00 HZ TIME: 10:30:58 DATE: 08-May-92 PERCENT RELATIVE STRAIN PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE GAGE PCT ANGL -14 90.0 54 -6 90.0 90 0 19 31 0.0 37 1 -4 -3 90.0 55 5 90.0 20 Ii 0.0 38 2 -4 90 0 -i 90.0 56 -4 90.0 21 6 0.0 39 3 -2 90 0 -3 90.0 57 -22 90.0 90 0 22 -7 90.0 40 4 0 1 90.0 58 19 90.0 23 -19 90.0 41 5 -I 90 0 -7 90.0 59 38 90.0 24 50 90.0 42 6 -4 9O 0 -5 90.0 60 -ii 90.0 25 51 90.0 43 7 -9 9O 0 -7 90.0 61 -43 90.0 90 0 26 -32 90.0 44 8 -3 27 -65 90.0 45 28 90.0 62 7 90.0 9 28 90.0 2 90.0 63 45 90.0 28 14 90.0 46 i0 46 90.0 1 90.0 64 -15 90.0 90.0 29 79 90.0 47 II -8 -i 90.0 65 -5 0.0 90.0 30 2 90.0 48 12 -82 4 90.0 66 -24 0.0 90.0 31 20 90.0 49 13 -32 7 90.0 67 -15 0.0 32 62 90.0 50 14 100 90.0 5 90.0 68 9 0.0 33 74 90.0 51 15 89 90.0 -2 90.0 69 -5 0.0 0.0 34 30 90.0 52 16 ii -I0 90.0 70 2 0.0 17 45 0.0 35 -4 90.O 53 18 41 0.0 36 -18 90.0 ]44 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 09-May-92 07:00:39 DATA FILE: P.CI7 CONFIG : P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 3243.00 HZ TIME: 06:59:51 DATE: 09-May-92 PERCENT RELATIVE STRAIN ANGL PCT ANGL GAGE PCT GAGE PCT ANGL GAGE GAGE PCT ANGL 90 0 -29 90.0 54 27 19 -40 0.0 37 1 10 9O.0 -5 90.0 55 7 90 0 20 -14 0.0 38 2 14 90.0 -I 90.0 56 -35 90 0 21 - 12 0.0 39 3 12 90.0 2 90.0 57 -30 90 0 22 -8 90.0 40 4 12 90.0 90 0 -I 90.0 58 -6 5 -12 90.0 23 i0 90.0 41 90 0 24 -59 90.0 42 8 90.0 59 -34 6 -20 90.0 I0 90.0 60 -47 90.0 25 51 90.0 43 7 -23 90.0 -30 90.0 61 -9 90.0 26 I00 90.0 44 8 24 90.0 90.0 -59 90.0 62 -2 9 47 90.0 27 40 90.0 45 90.0 -2 90.0 63 -38 i0 43 90.0 28 -50 90.0 46 90.0 29 41 90.0 47 -i 90.0 64 -11 ii 40 90.0 0.0 15 90.0 65 -41 30 54 90.0 48 12 38 90.0 0.0 -II 90.0 66 -12 13 20 90.0 31 -35 90.0 49 0.0 32 -47 90.0 50 -7 90.0 67 22 14 -41 90.0 -1 90.0 68 29 0.0 33 -26 90.0 51 15 -41 90.0 0.0 3 90.0 69 36 34 -3 90.0 52 16 -14 0.0 0.0 18 90.O 7O 4 17 -60 0.0 35 -37 90.0 53 18 -55 0.0 36 -42 90.0 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 09-May-92 07:05:35 CONFIG : P.V02 DATA FILE: P.CI8 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 07:04:50 DATE: 09-May-92 FREQUENCY: 3551.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -10 90.0 19 56 0.0 37 -7 90.0 54 2 90.0 2 -9 90.0 20 30 0.0 38 -13 90.0 55 1 90.0 3 -9 90.0 21 11 0.0 39 -5 90.0 56 27 90.0 4 -9 90.0 22 28 90.0 40 -5 90.0 57 37 90.0 5 -14 90.0 23 86 90.0 41 -I 90.0 58 -6 90.0 6 -30 90.0 24 92 90.0 42 -28 90.0 59 -17 90.0 7 -50 90.0 25 -48 90.0 43 -11 90.0 60 29 90.0 8 -48 90.0 26 9 90.0 44 -21 90.0 61 13 90.0 9 -44 90.0 27 100 90.0 45 97 90.0 62 -30 90.0 10 -37 90.0 28 79 90.0 46 3 90.0 63 i0 90.0 11 -50 90.0 29 -44 90.0 47 0 90.0 64 42 90.0 12 -16 90.0 30 33 90.0 48 -2 90.0 65 79 0.0 13 24 90.0 31 87 90.0 49 6 90.0 66 31 0.0 14 17 90.0 32 -43 90.0 50 2 90.0 67 -32 0.0 15 20 90.0 33 12 90.0 51 -3 90.0 68 -61 0.0 16 19 0.0 34 43 90.0 52 -7 90.0 69 -62 0.0 17 78 0.0 35 87 90.0 53 -3 90.0 70 -12 0.0 18 73 0.0 36 46 90.0 ]46 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing --STRAIN DIST-- 09-May-92 07:09:12 APPLIED MECHANICS LAB DATA FILE: P.CI9 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 FREQUENCY: 3662.00 HZ TIME: 07:08:26 DATE: 09-May-92 PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 54 4 90.0 37 19 90.0 19 -25 0.0 1 -5 90 0 55 6 90.0 20 -8 0.0 38 8 90.0 2 -6 90 0 56 13 90.0 21 -I 0.0 39 -I 90.0 3 -8 90 0 40 -1 90.0 57 -5 90.0 4 -12 90 0 22 -2 90.0 41 1 90.0 58 16 90.0 5 -17 90 0 23 -27 90.0 59 32 90.0 42 -7 90.0 6 -22 90 0 24 -i0 90.0 60 -2 90.0 25 i00 90.0 43 2 90.0 7 -29 90.0 44 -I 90.0 61 -6 90.0 8 -38 90.0 26 37 90.0 45 -32 90.0 62 26 90.0 9 -52 90.0 27 -32 90.0 63 -2 90.0 46 1 90.0 i0 -24 90.0 28 37 90.0 64 -23 90.0 29 61 90.0 47 -2 90.0 Ii -2 90.0 48 -7 90.0 65 -47 0.0 12 -17 90.0 30 -27 90.0 49 0 90.0 66 -16 0.0 13 -28 90.0 31 I0 90.0 67 23 0.0 32 34 90.0 50 -2 90.0 14 -17 90.0 68 41 0.0 33 -3 90.0 51 -2 90.O 15 -15 90.0 69 41 0.0 34 -22 90.0 52 1 90.0 16 -14 0.0 70 6 0.0 17 -49 0.0 35 -13 90.0 53 1 90.0 18 -42 0.0 36 8 90.0 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing APPLIED MECHANICS LAB - - STRAIN DIST- - 09-May-92 07:16:41 CONFIG: P.V02 DATA FILE: P.C20 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 07:15:47 DATE: 09-May-92 FREQUENCY: 4034.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 -2 90.0 19 35 0.0 37 15 90.0 54 1 90.0 2 -2 90.0 20 6 0.0 38 13 90.0 55 2 90.0 3 -4 90.0 21 -8 0.0 39 2 90.0 56 -13 90.0 4 -6 90.0 22 19 90.0 40 3 90.0 57 15 90.0 5 -5 90.0 23 76 90.0 41 -2 90.0 58 21 90.0 6 -2 90.0 24 -16 90.0 42 3 90.0 59 -11 90.O 7 -7 90.0 25 -75 90.0 43 -0 90.0 60 5 90.0 8 -19 90.0 26 i00 90.0 44 1 90.0 61 27 90.0 9 -21 90.0 27 73 90.0 45 24 90.0 62 -23 90.0 i0 -0 90.0 28 -78 90.0 46 -2 90.0 63 -3 90.0 11 -ii 90.0 29 29 90.0 47 1 90.0 64 39 90.0 12 -24 90.0 30 73 90.0 48 -8 90.0 65 75 0.0 13 -23 90.0 31 -29 90.0 49 -0 90.0 66 39 0.0 14 34 90.0 32 6 90.0 50 -0 90.0 67 -18 0.0 15 50 90.0 33 33 90.0 51 1 90.0 68 -48 0.0 16 20 0.0 34 -3 90.0 52 -0 90.0 69 -54 0.0 17 79 0.0 35 -44 90.0 53 -0 90.0 70 -7 0.0 18 64 0.0 36 -20 90.0 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing APPLIED MECHANICS LAB --STRAIN DIST-- 09-May-92 07:29:33 DATA FILE: P.C21 CONFIG: P.V02 MPS F39 FORWARD SWEPT FAN BLADE P/N 4013427-460 TIME: 07:28:48 DATE: 09-May-92 FREQUENCY: 4180.00 HZ PERCENT RELATIVE STRAIN GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL GAGE PCT ANGL 1 0 9O 0 19 -i 0.0 37 -21 90.0 54 -3 90.0 2 1 90 0 20 17 0.0 38 -I0 90.0 55 -20 90.0 1 90.0 3 -3 90 0 21 -I 0.0 39 56 -4 90.0 22 11 90.0 40 -1 90.0 57 6 90.0 4 -8 90 0 5 -II 90 0 23 -4 90.0 41 0 90.0 58 24 90.0 6 -8 90 0 24 -32 90.0 42 7 90.0 59 37 90 0 7 -i 90.0 25 60 90.0 43 6 90.0 -6 90 6O 0 8 6 90.0 26 -38 90.0 44 -i 90.0 -12 90 61 0 9 8 90.0 -46 90.0 62 2 90 0 27 -52 90.0 45 10 -13 90.0 28 i00 90.0 46 2 90.0 63 -41 90 0 ii -75 90.0 29 -6 90.0 47 -2 90.0 64 -Ii 90 0 12 1 90.0 30 -48 90.0 48 -3 90.0 65 -6 0 0 13 97 90.0 31 72 90.0 49 -5 90.0 66 -7 0 0 14 -30 90.0 32 18 90.0 50 -1 9O.0 67 3 0.0 15 -80 90.0 33 -4 90.0 51 1 9O.O 68 -3 0.0 16 -ii 0.0 34 16 90.0 52 12 90.0 69 11 0.0 17 -40 0.0 35 39 90.0 53 14 90.0 70 -2 0.0 18 -23 0.0 36 5 90.0

Appendix 4- Divergent F39 Blade Bench Test

Appendix 4- Divergent F39 Blade Bench Test

Vibratory Mode Shapes

Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing Frequency 00094 Hz Frequency 00246 Hz Frequency 00586 Hz Frequency 00515 Hz Frequency 00870 Hz Frequency 00663 Hz MPS Forward-Swept Fan Blade P/N 4013427-460 P_ PAGE BLANK NOT F_MED Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing Frequency 00975 Hz Frequency 01308 Hz Frequency 01405 Hz Frequency 01750 Hz Frequency 02082 Hz Frequency 01889 Hz MPS Forward-Swept Fan Blade P/N 4013427-460 Design and Fabrication of Forward-Swept NASA Contract NAS3-25269 Counterrotation Blade Configuration for Wind Tunnel Testing Frequency 02383 Hz Frequency 02631 Hz Frequency 03011 Hz Frequency 02832 Hz Frequency 03506 Hz Frequency 03403 Hz MPS Forward-Swept Fan Blade P/N 4013427-460 Design and Fabrication of Forward-Swept Counterrotation Blade Configuration for NASA Contract NAS3-25269 Wind Tunnel Testing Frequency 03919 Hz Frequency 04046 Hz Frequency 04254 Hz Frequency 04364 Hz MPS Forward-Swept Fan Blade P/N 4013427-460 ]54

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Source: ntrs.nasa.gov. Public-domain U.S. Government work (17 USC §105) — freely reproducible.

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Document details

Doc number
19940024007
Publisher
NASA
Year
1994
Pages
172
File size
5.8 MB
Chapters
4