" - . . _

RESEARCH MEMORANDUM

NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS

WASHINGTUN "

https://ntrs.nasa.gov/search.jsp?R=20050019310 2020-04-11T13:44:33+00:00Z

.

By E. E. Tolefsm

Langley Memorial P-emmutical Laboratow National Advieorr C o m t t e e f o r Aeronautics

Langley Field, Va.

Emold B . Tolefeon

&'Richard V.-F&cda Chief of A l r c r a f t L0ad8 D i v i s i o n

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4 NACA RM No, L6L02n

(EST) 16091.6 - 161L& Traverse 1

99 - 102 102 - 105 10.5 - 108 - I

Airplane 333 ) Traverse 2

Time (ET) 1626U - (a) Length of traverse u3.0 sec, 14.&,872 ft

!kxi-mUs L.:a-

Space No. gradierh gust gust Pressure effective true G u s t

in te rva l O f distance velocity velocity al t i tude ft x Id

i fps 1 t (fps 1 (ft) gusts u%nax Uemax (ft)

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I n i t i a l heading (deg) $@

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traverse.

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6 NACA RN No. L6L02a

Airplane 333 Traverse 3

(EST ) 163936 - (a) of tra7erse 312.2 sec, 102,1116 ft

Initial h e d i n g i d e g } 260 I

39 - 102 102 - 105

26,000

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0 0 1 0 1 1 2

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; 5 5 0 2 3 2 5 3 14 0 0 0 3 1 6 2 1 0 0

NACA RM No. M.LO2a 7

0 - 3 3 - 6 6 - 9 9 - 1 2 12 - 15 15 - 18 18 - 21 21 - 24 24 - 27 2 1 - 30 30 - 33 33 - 36 36 - 39 39 - 42 42 - 45 4s - 48 lr8 - 51 51 - SIC 54 - 57 51 - 60 60 - 63 63 - 66 66 - 69

Airplane 331

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TAlJLE I.- SUMMARY OF GUST hEASUEU?,N3NT.S - Continued

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-2h8 -2.2 -5 s t -2.8

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-4.7

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101 3 "e 1

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0 - 3 3 - 6 6 - 9 9 - 1 2 12 - 15 1.5 - 18 18 - 21 21 - 2I.c 21; - 27 30 - 33 33 - 36 36 - 39 39 - 42 42,- 45 45 - 48 48 - 51 51 - 54 S t - 57 57 - 60 60 - 63

27 - 33

63 .- 66 66 - 69 69 - 72 72 - 75 75 .- 76

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bClock not in field of d e w of motion-picture caner&e

0 0 3 3 I 7 4 2 7 0 2 2 4 4 5 5 3 6

; 5

4 0

2 0 0

TIBIZ I. - S W H Y CF GUST MUSUR3KEXTS - Continued

No. 0 .f

gusts

0 - 3 3 - 5 6 - 9 9 - 12 12 - 2.5 15 - 1% l e - 21 21 - 2 4 2k - 27 2'7 - 30 30 - 33 33 - 36 36 - 39 39 - 42 112 - 45 45 - l i B 40 - 52. 51 - 54 54 - 57 57 - 60 60 - 63 63 - 66

T I "" -22 o9

"" 1 " -- 1-44.9 38*7 1-33.7

" I "" I

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" I " " 228 297 i 373

"" 68 -"I t "

399 --- "" "

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0 8 8 6 4 6 6 5 9 5 0 0 0 1 0 0 0 0 0 2 0 0

f t x 103

~ ~~~~

15 - 18 18 - 21 21 - 24 2 4 - 27 27 - 30 30 - 33 33 - 36 36 - 39 3? - 42 42 - 45 LS; - L8 48 - 51 51 - Sb 54 - 57 57 - 60 63 - 63 63 - &5 66 - 69 69 - 72 72 - 75 75 - 78 78 - 8 1 81 - 84 64 - 87 87 - 90. 90 - 93 93 - 96 96 - 99 99 - 102 102 - 10.5 1% - 108 108 - 111 111 - Ilt bClock no

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in f ie ld of'

t I

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4 5 2

;

2

3 3 2 3

4 5 1 3 0 0 2 3 3 2 5 6

; 1 2 1 2 .8 5 4 6

12

August 21, 1946 - Flight 25

Airplane 347 Traverse 3

16, OCJO

Time (EST} - (b) Length of traverse h&.7 ~ec, 176,OM ft 7 Init ial heading (deg) 130

"I "I

Airplane 3.47 Traverse 4 >Length of traverse 224.G mc, '(3,1% ft I, Initial heading (deg) 339

0 - 3 3 - 6 6 - 9 9 - 12 12 - 15 15 - 18 18 - 21 21 - 24 24 - 27 27 - 30 30 - 33 33 - 36 36 - 39 39 - 42

16,000

16 , 500

-I

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%lock not in f i e l d of v i e w of motion-picture camera. NATIOWL ADVISORY

COBXITTEE FOR AERONAUTICS

0 0 3 10

5 4

2 10

7 2 3 8 3

NACA RM No. L6L02a 13

' ~ T ~ I E J (E-) - (b) 347 Length of tr:.verse 224.4 s ~ . , 73,1% ft

Traverse )stial headbg (deg) 330

- 51 - 60

- 66

- 7 2 - 7 5 I I

1 "" 1""-

9 4 I 0 I 0 0 0 0 1 1

c

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2 0 2 0

2 2 1 0 I

2 1

5

4

14 NACA RM No. l6LO2a

39 - 42 42 - 45 45 - 40 48 - 51. 31 - 54 54 - 57 57 - 60 60 - 63 63 - 66 66 - 69 69 - 72 ?2 - ?3 75 - 78 78 - 81 81 - 84 84-f37 87-9 90 - 93 93 - 96 96 - 99 gg - 102

~ 0 2 - 105 LO? - 108 ~ 0 8 - u

11,000

11,500

- ""_ -6 .I. -1s .2 -5.4 -6.1 -7.3

-10.2 -7 - 3 -1.5.6 -3 1 9

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93; - ss 96, - 99 99; - LO2 ~ 0 2 - 1-05 ~ 0 5 - 108 108 - 111 - 114 114: - l l 7 Ll7 - -120 120 - 123 123 - 126

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122

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Space interval ft x 103

11,000

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122

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22 NACA RM Ro . L&02a

27,500

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0 0 0 . 0 . 2 1 3 5 3 , 4 1 I 4 6 4 2 2 9 5 3 - 4 --I

august 22, 1946 - night 26

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7.3 7.6 7.6 7.0

, 8.2 19.4

6.3 9.2 12.0 .4;1 7.A 86 9'.5

13.3 5.7

5.7 5.7

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WATIOIIJA L E! DVISORY CO.WTT%E FOR P.EZGNAUTf%

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eessure ' altitude

I ' (ft)

off ective Wt

velocitr

uemax

G U S t gradient of distance

IJO . (ft 1

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nitial heading (deg) 150 - - e l 123 196 162

124 "11

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12 - 15 1s - 18 18 - 21 21 - 24 24 - 27 27 - 30 30 .. 33 33 - 36 36 - 39 39 - 42 42 - 45 4.5 - L8 48 - 51 51 - 54 54 - 57 57 - 60 60 - 63 63 - 66 66 - 69 69 - 72 72 - 75 75 - 78 78 - 81 0 1 - 84 84 - 87 87 - 90 90 - 93

, .. . L

NATIONAL hDVIBORY Cbl.$ITTEE FOR AhRONAIFTICS

. . . . .

0 - 3 3 - 6 6 - 9 g - 12 12 - 13 15 - 18 18 - 21 21 - 2& 24 - r( 27 - 30 30 - 33 33 - 36 36 - 39 39 - 42 42 - 45 .45 - 45 48 - 53. 5 1 - 54 54 - 57 57 .. 60 60 - 63 63 - 66 66 - 69 69 - 72 72 - 75 75 - 78 78 - 81 81 - s4 R 4 - m 37 - 90 90 - 93

. .. 21,000~ ' ' . _ . I

~

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21,500 '

22,000

-22,500 - . : . * -

1 . . .

. . .

.22,'000 -

. . .

. .

. . . . .

22,500

23,000

1 8

' . 4 . 4 .

. . 7 9 5

... . .5 ;, . 4 . .5 3 5 5

' 2 . T 2 4 3 1 ' 3 2 0 3 0 0 0 0 0 3 1 2

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i

'No motion-picture records obtained.

Space No. of

gu8t e

. .

. I

16,000

. ,

I c +

'No motion-pfctura records obtafned.

2 ' 1 0 ' I O 0 0 0 0 0 0 0 0 0 1

' 5 1 4 2 0

2 1

NATIONAL ADVISORY

I

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%o motion-picture reoords obtained.

Space interval ft X 103 I

'No motion-picture "ecords obteind. ,

I

32 W A RM Bo. L6LO2a

7- - ""1..

"-e-

-+"- ""- ""_ """ -9.7 -10.4 -24.2 -6.3 -5 io

-14.8 -15.4 -6.6

-12.9. -17.3 =13.7. -9.4. -9 -7 -22.3 -8.2 -6 .o -4.4 -3 .I. -6.3 -8.8 -6 .O -8.8 -7 -5 -5 - 3 -6 .Q . .

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0 0 0 0 0 0 6 5 9 6 9 5 12

8 4 6 . 6 7 9 5 ' 4 6 7 7 8 7 9 2 7 4 3

1

C go rnotlon-picture recorda obtained.

33

i -

-6 .a ""

12'.0 5 4 5 4

9 ' 2.

""M . "I "" 1:

""- ""

8.8 2 9 1 -

""_

""U

"I" . . ""- -"" ""_ "" 1""-

I -.?.e4 -5 *9 -4.4 -4.4

.L4.i -3 .I -2.5

-""

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60 - 63 63 - 66 66 - 69 69 - 72 72 - 15 15 - 78 78 - &L 81 - 84

lG,OOO

35

. . . . . . . . .

. I " ,- . .<.

36

I

I i -i-

10,500

-"l-- ""I

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1 L !

10 6 ?

' 3 6 4 11 9 10 9 0 0 1

1 0 0 0 0 0 5 2 0 0 8

RACA RM No. ~ 6 ~ 0 2 a 39

I I , -

I

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lira6 (EST)' - (b)

1 i 1'

Lr

1 1 4 2 , 3 1 . I '

. .

. 2 " 0 ' .

6 5 4 4 7

' 4 a 0 1 0 ' .

0 0 0 0 3 2 0 3

2 i

6,000

5,500 6, ooo

""- "-" " "- -10 .g -4.7 -4*1 -4.2 -3 8'7

-3 -7

-5 *9 -11.5 -11.3 -4 .k -11 .!j -9 .k

"I"

""_ ""- -n .9 -9.4 -

1. 0 2 7 2 €3 5 6 4 3 8 7 11 5 8 6 2 1 2 4

0 - 3 6,000 ---- 3 - 6 6.4 6 - 9 14.3 9 - = 10 -2 12 - 15 14.3

""- -4.8 -6.4 -9.2 -10 *8

I

42 HACA RM No. L6W2a

'Clock not Fa f'leld of view of motion-picture camera.

8 4 4 3 2 0 0 1 I 2 3 5 3 2 3 5 2 0 0 2 2 2 I 1 7 4 5 3 8 "

43

I

""_ -2.5 -4.3 -2.2 "".. ""_

'Clock not in field of view of motion-picture camera.

. .. 1

44

! NO. of

guate

4 5 5 4 0 2 8 5 1 4 3 5 4 2 5 3 4 1 2 3 7 11 1 0 2 0 0 1 0 0

1

I

1. .. , . . :

6, coo

I . .

.. .

. .. . . ..

- 'light no.

- 25

.. . .

26

Draft locatLon from cloud

entry (ft)

Start 1

End

Date

”

8-22-46

-r

I

”

I

L

-r

”

L

Ea- mrst no.

- &3

&4

1

2

3

1

2

3

4

1

2

a3

4

Draft location from Cloud

entry (ft)

17.2 -21.9

-16.4 -36 -3

’ 84.0 34.2

i 77.0

’ 34.6 58.9 52 .o

LO . 3 -15.0 36 .I

18.6 -33 *5 56.1 -35.9 30 *3

32 -0

22 .o

59.4

-17.2

-15.1 30.3

aNo draft velocities indicated by recorda.

48 M A RM No. L6m2a

TABLE 11. - SUMMARY OF IRAET. VELOCITY .. Concluded

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