71
UNCLASSIFIED AD NUMBER AD378494 CLASSIFICATION CHANGES TO: unclassified FROM: confidential LIMITATION CHANGES TO: Approved for public release, distribution unlimited FROM: Distribution: Further dissemination only as directed by Director of Supersonic Transport Development, Federal Aviation Agency, Washington, DC 20553 SEP 1966 or higher DoD authority. AUTHORITY Federal Aviation Agency ltr dtd 23 Feb 1972; Federal Aviation Agency ltr dtd 23 Feb 1972 THIS PAGE IS UNCLASSIFIED

AUTHORITY THIS PAGE IS UNCLASSIFIEDLLM islet installedda czeicrL ~is rn'- 24ncg ' are tased fnvestreaa dyaric Pressure &4nd 1;iJt lip frce',z1 iarea of ".1.23 sq ft for all cakiuietigas

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  • UNCLASSIFIED

    AD NUMBERAD378494

    CLASSIFICATION CHANGES

    TO: unclassified

    FROM: confidential

    LIMITATION CHANGES

    TO:Approved for public release, distributionunlimited

    FROM:

    Distribution: Further dissemination onlyas directed by Director of SupersonicTransport Development, Federal AviationAgency, Washington, DC 20553 SEP 1966 orhigher DoD authority.

    AUTHORITYFederal Aviation Agency ltr dtd 23 Feb1972; Federal Aviation Agency ltr dtd 23Feb 1972

    THIS PAGE IS UNCLASSIFIED

  • [I jal-

    C'

    )CLASSIFICATION CHANGEDTO UNCLASSIFIED

    1 < .FROM CONFIDENTIALPER AUTHORITY LISTED IN

    I FAA 1tr,TAB NC..72 ... 23 Feb 72[ DATE 15 Apr;l 1972

    , . . . 9

  • BestAvailable

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    d&as. is Wct to 44e Ccg4rde4 hy tnpltatOn QX Otb[Tt* atfl a AVonone: Ticvating t" holder or &Ay other parsou or cotrpofiata4I.cWconveytig any rights oir Ptrncinioa ta aanufazt-ur.e, or~ 2? *Uany pcro- -4 invttica that sAy in any may be related Cbarto.

    sec, -cets~t which apply to thite 1*oCtaeut sud mac be &tt

    prior ap7roval aRC r

    Director of cupersc-nic fransport Daeloseent'I Pea Aviation hint,

    Wastington, D. c. 20S53

    The dtetribucia-a of this report ts hlite bease it corztains4 tccholczridentifiable with itnes e=Iigied from export by the U

    irrecof Stare (U. S. Eapafl Control Mt of 1"S4, as aumAed),

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    NACA. IS.S3 1XNL 'tis, 74az*es 42t Oinsf C-fAeogt wo. 123S Cooressibie Flow

    NACA19VW A cniti byV meas of WnmiiocReport NO. 12$3 S11iility uIcs C.! Lx eiriettii:

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    C~nrlElectric c. heitald thr'n t gind epecific fuel culzstp.eton cu Seshall tecnic--Z t~st vffects Of inlet tozal pesr esy

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    forman~ce reprexenting aniso flua iflce and olitxnct thrulst for allshei~ ~ irn Idl1g 4.Te vaxnts deiaufqc d'

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    of !Alet izztalled &ra& coefficients for CHLt aed accreentinm ist shown ini Fig. 23.

    ~ 311...32 Cim and4 Acc-lcnztios 5,tX&1rd Sy l~e . A ccapoittVcurve of inlet iiiaurnj ?rZvU hivns a1 a- own a1 1 fag for

    Scimb 2a:.d accelerarloe.

    2t31..,.3 ?oraiDMSrtStNJdr^p, A cva~nsitc c'irva of imlet

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    dest 4,tsfi.2 33 Part J'vacr Suadrde. TheM inlet ica-talied drxg cost-

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    le'~~jcuefticlrnt. 'the inlet *iarc dreogis Se2i:iirX1IS. mm piliajs 4m

    F4..aweI.W

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    t The coi l £eia aieJQwoefcat% czical F'"y and asFlow ratio eAIli a.-e ar C=P.5L' iVc by C mcatt'e catile- l

    * M.I.T, Technical Report 1' .T,%e sifazreyci betwcen th: theoreticral-ccmical floic ass flow ratio ahe the inlt oa-eratipa nos fl" ratiof(mor=a shock apillsg.) is shon-a in Fig, 2J. The 4dditive dral ~o-efficient for 142ch ruvhera abos.e 1.3 is sbc-.r xn Fig. 30,SJA.li2.4.2 fo Loc Co'Kcet thI lip sorties force

    above i.f w:-t rzaicuilattd by the metls heen tAog -A D17842. TheP ratioof lip zuctiun force to a dditive ing is she 4 i, Fig. n2.

    fr ~~ ~ ~ nc '- a. ... 2. aksi4e 0,& oeiiet The CawlitlRicsng th* vo2rtvx valva. 'Me ceeul boods y v bleed dras sLAlL be*

    5; bzsed mn a b4eed flows of % percent of tln.t tngin; &d -s nasafl at1 qrolc.., Mach rate.This s;,l4 inl 0.2 percent leatQ44w

    fordr~g e titcs Th vnr~jlevel at the lelkage, aIr shAll be Thesaqne as fee te bvinary lajer bleed f tve u. 1ct coal pleans, Thecvntertaiiy boundar-y laykur bleed dr-ag shali Y Cbez p n21rercne~at kthe engine dlezan3 as% flow at t*Personic cnase.t This; shall ir-elude0.3 peOrcvnt leakagec for drag esrizates. The energy lvti of the center-

    Th;e toundary layer bWeed drag cofficiekits, see shceen in fig. 33- This

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  • lniv sa kcumj,'Olitc. SUo in the tof.I realmlary layer pla-4 dngA coefti-c"4t Lim teContributioc oft each bleed pi-r so the tatal baemtary

    14.1ksa T- -cfiitt Air-ci4itieeiog bltvd fera 15 theiaf

    ';,I...5 1 zrrssier ?j' er fut;d Total ,-.a-atlo. he" 40"*tr y y

    btfed4 t ilts nsn ezvey o ari cv,= .;r dting at~m of .4 )tas± b*z

    t arc skcaal in Fit. 51. Tlis era-ve ;s a rczt~spole hvn h tvt4lbleed mass fj;w rutio, and tL;; srbia fec bleti cenpoaasst toth4 total blee'd "*Se r"- raio t led .a'as flaw~ ratice ls s in

    3S; W cc based,! I nlet UP~ fennl art%.

    3.I,.1.2.1 r.I~iirt Laver Bleed Exit Th,-rt-st Coefficet-t. 7Uebcunday layer ble7& Znit thtst czieftiiitz fr AllX iet ?lecirrs rShwn in fig. Ud. All bleedj exit* shall becOOVe~get netLeOS dischars-

    ing at I b~eg ftan the Inlet uAis.

    t&'irh 0 Fx. ,~a a dag ostx~ig i th su o~f bypas nats

    -* drag cz-fflciens ard louverr oflxtrl w~ave drag.

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    ixn brt ir density and vtlocityr upltrtamf oC the inlet.

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