rmed services technical information aec · rmed services technical information aec because of our...
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rmed Services Technical Information AecBecause of our limited supply, you are requested to return~ this coy "WHEN IT HAS SERVEDYOUR PURPOSE so that it may be made available to othsr requesters, Your cooperation,will be appreciated.
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Aw)Polsrim oov~4 .iI, mnitumi Xu.r t.ie t4i,r~jpJ.,Amnt roket,
motor nos4. iuwU ',mon ovm. ructvu land aulrutcdo W.4aakvown losiats war*
purlav"id under avjbd Ll~.n ~MWvkio At u outui praw cogu~ WO ~ pal#
aW reru.Utsa ure, :i n rwo mnioaotor 9 K wsrA4.. or#Aok Wo.ryouin X the
3W0 psi itjootor lsiois# iutju vu thau owrU~ idii vA. roan8, ap)~mars to
thwe 4. ta iu ouno.rAlon and hi mtoni aorruot4 in suuesugit
Inu~otors Ly Owe us. of ru~lievinj i'L.Atse to ote dwu -h. as ocurred
an arW~ of the Iipm'po)i.& sistm comxqinns.
St~a~y Stato wIm~er UJov ca.LiIraLimis were percormd on the~.
ftViti~n vvnt~aiss 30) wW 6~) psi Injoictorap and axiu~ik'n Zw.v
moa.i ~n*it,. vis1tona Mo towe )*vo oovn "osd +,o soue,6.kah the
* ~ ~ id U a t ourl of EO)U the Yarim~u cui4vWuet iii OcfjuntiWI with sash
OQbWP amd wi..L b,, Used rvr dotmrv nui4ani l pro~p*r metyl~a and t.
conditions for fartho.'~lis i..'io with glow moAb'MAIAn.
Devoa.opmwkft Was conif.AWd on the hut.-"Are fww~ paswwrer
pr'obe std Amuites arni' awuoer ou' diff~rcont type p'ooija We boot
tqasd (Qr senseltiv$A 5 and appdoiation' tu tw1ype. at kiow .notrd
an thea. to.se Atiamk ct.&qstt u'k on tIu amp4llr WM
rowed aU 14maiti hAa, san fr tw he sysem~o ant Loe* 4OWio Wafa
in proiopdg fP~t frequonqW respotse In theu r&Nge reg4ruds A #*Wh4
for' dowrytnn the ros#,wxm of Wo hot wire wti~ ad in the oyvit4
aounfli'a~an .Lt~h the oveow-aulttv,uu whIi.s 5,uen 4AeL~jpvd and
44.AIb~ apparatus v"4 paitWj' dotooctioil ol mnvr Inthwm t OMae
U4, ~Inttducd by the hot Are itsult
440
AU )YA~at owonts~ hAvv ,-v n~ ohls,ctid i4i iuh exception ofthe~
athode foLawierop tiltors# and ~ ~ a~rn;dvice whiob are tv
bc mw .lor Ow dpinf roaor~so Uookout of Wis oanetnt-Phae
Am~iars &id te rEoorder rovomW~ tho neopsIV COr a lawboaq
Sen"d OwAs shift ntwwk and anad dition"~ output attomior oa~~
Sij)Ai4.,'wo# and Amaar oieeation was tnooorba~ the AQ3t p
~ A r.Do$* p owL) a e Arwa ausisuia' &14 sme
and s" VSAWe r/.oedin4w sptwum we epift ug estbteetr vt
t)he maxim=n pvvseaws env"." u teqAle4.
~~ ~bobw aad awu'mt.L we ppt'umU~etaetw
so gal reepew sPt for t OfPperi to be a au atO
to"MpWst IOU% *dohs hwmJS.1 1! appSww.~g q~t. pr@4t*%"s
lz zo Jcrlk"II
AW Caest IK~ 23w s wea miertak as 'Vo $pt to
jet ~*PMLPs~n romir PMOMSCw Liearat, or e,uft14&
*aglnee u a% h~eaora to %or4AIt an Slaw. %& A4a s As iguws3
voai44on of theQ37. 'rho tb4to O*jeaUV *&A" be the oolleumi
orN
~~~~L ab446 UiArin X0t4b~~i . 40k~ opazg~ork lsaidC& to
alrvAuk py b:h4,01 O4X * ?1~ VdWaio 4ald it; (.-mot 1;.oie as
~qUA ptq~&Jut lok PNMOM1 $eA W.v SprobJAM at owusi i at a in
~~~~~h bwti4 tmw l Ro18era bzM an Ow. ?a M 8th t o
'44hb wo .I umI4 wom"k, $Ta' 00t4 Wame 0u1.
~ ?w~Wat ft am 6 comes od, 9t eJ) f thu or
1411 ftbW Wa~ swumabS US) Jag aM 0U th
~tammj~x-s s the oft~ ou-i oh ww ,11I4keipAStombit t* mmo f rjs **A* tim 1
VAO * M&% Of AOMMA,104 IA WDWWO 01 UIf.L~NA
had b4on ra 1* i~ UQ witnvuxl1Ow PXrofEI*W* tUOool di wotioll a
)A~thi* the Opmolliw~p of thbe 4zoh * t 1PropujAJton 4itw 'by 4. 1# Obmg
'Amum dm4~t"# Ina ipos$4. of the *=Wtp O 4rJag the
fIot *A"U' of AMt, to omtiso~ta~fecij~tioa msciwrng prow*A* ua
44th$ AM'~ Utee Mshh PAOI~"1d atf tbo "at""' pw#
pm~wa d t*1iLtios 4t the a* #"mto, &*Meee XO O0mtq wo
A O"mt~t wst. - "a+.rn feed swom ars doeato a
-603 OWSL$ 4W 00 SIOh 0014 i Ot 'h t ad "
#vm Amu aM.yn fth.s maguak* "it to~t WA" ouas $ woaiAa
-, u Mt%00t* wca owo4qid pippabftq roaws p&W doi0 for tuaL~
psDVIemoe mada ) XI4O.or i~p@ooe of tadwA $*44OA i 4d h oI~pmi, u
The l*~4o "ropts of k~raoo#' V~wry f'* aoi~b~xvvi UvUWmt4y
0wr ZrSvi~wo~n# s~nU ?l.adij*4 "Ieu mtde4 .or qwj(U~lo pIAuezas oXcmw~
uQ;wion*4l tewjto# and$ I A'Ua~x4Lu1 W! thki ""WO
'~5Owa4roak jutol, qoncUlt4 ons Whwed tho iwsu3Aty JP'QX dodUtiAO of the
wv ooVLotw1# A~A4%,o ww*Wo Wd t ttbe )V~m sIrk T pr.esuve
Avolw O@fl4tot %AOs 5)m61?000 dated 1 ro fte ~ w p'st4
ei~w Wase 5013)m. 4peation s the d,, 1LP eA.A wTek.s %our "a'
"m~ wkmw MU~ mw con*4'A, Mwd ahwkoow aperauione vw ompte
It is* fouand thes i..oositi@f " oevawL .wddo uAW ot atteb
wlU. tho wigna" %ev 4eip dsopite mawv oemt1gation obvig%*9 ar
ttp owe cleddd t &*v&4s a lam ad owe 4* UV.~mu Moosww %W~
x'o~ "te U a d o .*vU CAOW tr4* wr# 00t5'rminie at eeve2 eh'WW
P"z", OW4 it 0a donswrAt4 tkwth' e os'ren WmOA4 piowN.'y have a-
~.g14be ttoot on pwfortwafl. *ams oc1Iwreto th ~4effect of ethylme
vAd4e flow r#Ao~ imdutiton. )'ie W tviu with f 4AV ratO um.AtOOA
up to IM " er. e prfani 1 AOr Uw~ p1u?)4JS or vto" chokout. us$"a
intortS4 AC a Mliters i~n Liou of thon lowowy~R DOG instrumonto
"o tim one~at of rbo ho%-i"w ULquid fow ph&~emtow
foi*KA to, 1v 1415 mi4,Ord Anti pa'pwatiol Kor1&ne~anawwoV* r~av
taJ~blvat1Qio wore u*de#1 A vl ;ui ga nom.jtow'lj' 1*'Wi4ln i~
al~ohol. wot cwniJ4 on tla WnUti rie m'oopropJant operatinal~ iipvw-*
luorrt~ o4 adj'sob 4Ip.1w~so flo modutiW- unait on bo-6h pr'opo.**mto
weJtot desip Va bmsod on a oofiution wood sxtwks~v.s ty )ian±
~a~Sms t up. to Ma me woAj a fos"sis'W mtamtts
"ato imm" 00419 tw@0l sutufo tt OsMsiuims, 4Phu*
*us beiam MJ~or ad '.4 hpm kwsuro. of WO W~to'
at VMS XW doswtroted au.ato Odho'm., to 00 os Msi's
~U~a~WV~ - ~1su~~t w14~~4 u s.w
AUapanss the utP1t W4sts t to "*I ou~4t A"t
tm a b& mW"Aae Iftit %blo h*"4 o"h atmd~ w mm~ up i i 0Mm
Poo of Ow InstowttiW WWoM~ q~ p-"4 wo ".itou Wt W
mm "!p oirmys4. m4s npw and iml tm$ ss, A" "ei's 4ke sd i. '
A t~oov 1w moyt1 of t~whe ai bot~ pros- aiv &W
93 rkeppoatica in the esii*lotpo wh r," SJOCowls was
md% 2Mhs * b4.o. S oJet4'ato o to*ot Uot tho' mooooexr @Qor~otion
to . too 7sns pu"av. Om omli).~ion so tho ianjooto' U oraw to
*W fth U astJAW ob i m, wye al apmMsglabl.
.Ald p'.qmstro t1.M of eol itoslqWeAbhAe AML is &"Mod
W*W so~t "0"" an#Iswno thatr o orh h uwwo w"
"o*
%WW OPO off""e am oc~ "slt ot at mpotmb that tsq
Wbo w~lw ow I 4n146. '*i* "t""b to r.M. the
W&~~ Upt4w w~ ate m'~i iseuable £1e I4Ikift e.pmatshow
on "do. mmA3#0 the owtas" rmt~t VW be "04 dirootl#$ tr
W~U4 o$ tho eMU40 SMpos $*J Appftft A of t-bo Mooet "nM . A
SU63"wwwi Vi 4 be md* for the ip sIt14oe.
A, tsa~i'p ~s*~~kst $Iotor
* *0 b0Ap"PJ4#Jnt rooe . mrv JAN Won (mo ttu*r xoL thU or~t
-IAM IW4 ' L'4 4.' -. io14 ,
A nlQA:4o ftolnt~ p xad Sta dirv 1* nriAx hAvoWs binu, ~oa4.aiJ onl
vw~kt "040160 LW f wwaatioll Lo Skio il ftr 10 A 74 )1? Induola
xV vO%&b~ at 171 RPM4 to usc W da'ivo a hyma i-,*& .a'Pwp iAt
* a4 upI&V. at 15 Calumwi pox' itmm~ 4t .200~ UM aw LOW= psi. 'tw
O"I4Q rcoap Uwe. r.44.t v~Ixos are inm,&Ad anQ- 14 oult o
%6* %% ot4ng %he r*qAztd @oIln pr'owwrop tho w-heb W ot owU
vvmrt~ evei A e L.4. mwo~t th*~ rnoA4 ooMn pasm oq, shou44 Wscwe
4t*U(A Too OpwsUln) no~i~ ot 4w. cooLI* eoyu'a k~ bw sotab O pd risl aswLait Inet Mvoikwo a .nd UV psi utl.ut p*'wAar08 A4th
* so"% r Vlojw in Ow prosaw. nQM'44 4.' .~apxit*A L lvw4!r paA owl
am~m pump~ssai £l~ct x'Ac oulo ,.honn io iws~ Q at ij..o a~ p rossweas
W~ svn~t ftioat 48e ) **~Wv ~ltLrbo
Afo Wa "7o the chcii~w, dt to tho oarn'od nvirl
dwribo i tha Uwt bwti3. I'moruma i3 ~oort csoRx'flh o",4~ jlqaiw
* ~tho, 31U pi I~j*TtQ x'svI4o" a IvAir.L4i* c~r*c in Aho luIje.ckQxr )'Ao~ ruraW4l
amplotal 'Ar4l the .pox vf. i V-,,rooyo w.1l~h tormso taxl, surlown
ot ~ ~ ~ ~ ~~-' tho im:j4 -. ~cro h rtl ta ,j),x~~~ u ~"
Athe AMst (1)) p~a I~oo Wa bx fxbx'icatod prior t~o rAuttoia, ot tk*
or**U U )W) pot inotr *xndp it to osoiuouWmb& b*U* i4 vith
oar*** moo. & atl.UAL In 1tto of Ua surfav mai~de &tW eas
*vq"$U* a %v stroo"avo 60X psi injeor ise being ~
9a 44Kw to rat~ itA thb e0tI*at POtu~ble ULMe
.*SO to O"441f the v4ftot mwlugr ts#te a ..*lgs ot vsker
amw 'hAft .s ki at Ab 3OW n 6W0 psi b~piOPO.Li~t 00 0%6 we
* ~~~ to~ * AWab k the op**%Wg ULatt *A fhe *wKUWa VvIUta'1
4,ftbaft "t. the Prsorw WSI.at4" £itrvdW. Ir * Af M*AUatRa
A * .00 - m *4s~ S~,ISM "We to *M*U h hme N #
Wila a OU4m4 sit O4 1*04=, be* sets of sw&U~ft
d*%# of plaw weredws'A up ad tIw roquired pWir1 slit
P"04" esuet4 for both MM*WymatGt tesa a4 ud t v4b fI
WO40M t.,i4.s afth Qp bAPqL.Lat sstem 4~th AISWWIe am4
Uoad Ownf w" oatinfooM4~l oeSwJ.w t1 t4o pot ohi4IW9 and
pr**tt4mn vrs, 4do for iW*IUhiui hot tossWvith flow wao Miom at o
XO mid 6W0 "a4 ohA ur pn.s*ur ith A ,4rIu oust of biptop.ejat flev
u~~asttat pfx. nuon of Wtio~n" 414M',orn I'r r ra"O of
oo*4AVItg raquoe,Y~4 not lit put Imto rt'~ontur uti4l the 4ethw sa
;., thtir Pi-.pr p4uan aloim c,.1±kThK on~ Wiuav 2to ifl4
, X
p)bs #4 O)U~two a town obannel pwrmlW~±,sz' tU towa *b~w I
.4t tho V.bmJf o.vWs Aa~~ ~~ww - '$towM~
UNif O~hW OtO%"SS *SSW 41A %ASA# WAO M
i 4WtIS' 1p*r* poot qerstive ow As 18 %%U piw
-~~1 - sumss*l No assi a 04i -w tA rop
ION roa ow4v ttho p$" t aOUV4 h .me
1 7
1460SOof a~~st cow saw""* A* tufo t loo Ctta,
* NowIS Um lowt aft incla4sd $I liues 3 an 4# woswon* tbw NA
uh~~wj.i~tfor trounai data& Xfro tho W" o"a toT
vote ~ - c Aupt. **S @0"4io'4~t uvorPWoowt ot otO oo
God at~ t jmou * resorlw lwouw*% two z'uvsi.o in pbwih, $opmvor otilo
with * a*tte tto d 4eiormi.* o iAo.timm fsno~~a$~ or 0a *uzir tho
ta&tIr hio tv%~n~ ouoWo ts In the high or~.w# Uquid An t 4,
poam.., lb. oriulmw ootidmt4~ ntks PrW of ,QQ2'4ah 41I*N.
Is touno, Ifs@S65 to ww rat UoN j&OCO .* wwk.3 vve, in tim to
Ot0 &A %*gd % AVOWr A, dSX Oetf MUPW41tSI*O2 %G Obt"Ai
We situ""wt.as4A sg wer mswhaAos ~a maudI finst heAma
an how* Os pMw4 wityi o '00 robe* a'.I~ W" (Amcw w.4
Vt~u i sm pow NO" we. obtain" Ow ume w of & eossug
'4*~~~U"a pkMA thss is bSt of probe toia t"" rm aded twgNi 41 *e 9 .. at a~ts Nfwi*Z a m"W
"m- ra on wo UWm"eup'si test stuad %sift 4 Ua 'us wn.
AW th Pro'Oumt pue~ftwt w A 04 to sOo~kso .i Sme"s t she Wbs'4wun Mtr sam amoma.u Iet.. a*
pvt W "m a s 4*o a$ Ohe Ktriwi wAA6wd ulokol probes id+A
w'ssi Am ie "%*us to pm*A. oiapaw bkemt. Alor U"eto*
Tde probe we msuhtod in a oroidko, pipe IA) tA* good JzIew
Sthe apeU'4int AocaWAI1 ot the roaket tmi~tt &Ad wiver wo * with i~
U J%I~on v"1' pewfrm*e it mtdor tu Qu& wira Op,~'itiA,; tvq4parattura
1t axpoote~i 'po~v-4,, doulltins J* tho f~oir Wy* A 4&jOA400s
otm ls Qmuc.*~aj~in , a yow~r 04".L ""'nt a4. Its ou~w .4g.)t bA$ WO UOU0d
on Ow sh~t'of ths moW~po*Lwt flowvduit*-, ,,Ato A piuKW ooil3
m*te 6mn %.s ,w~t e.~n iW.lf ',AIOW~Qs a migw4 ovry tw USw umeto
*I* is 4A*ta4 sis Uh* topo e.on w posiion~ of Me. fuw iiodua
Pl U%- l punis Ume o" 2husi tb. s4ape.4 Mmi *tie the Inmda mork
0. 6ee~t d~tWU4pQW% t t he hOt-1dz tUV@* My b. uMaeuW 4S
"O'A~U t 4 ala at of U@&t1if f"Vu~±oondogs asem SlgodV of
fhe 411004 %iW WhsA~d be 000Mo taLOWWst#t Ifts4I0 St VW SOOeqs
X" *to to aawkwj Qwh sws jant~oo Umu Umrofe .wa the IVA 4"l
Sw* aspd Vtt It may %o asswod to ropponol iw -. Weesw to
oWUUt** up to the madji iperotift tmqWenq ot the t~ gmtk
0 SWt. 41 tests WO~ beJN A60P14 tO O IOI oorb rst. wa lW Al)At~d t~
Imtes4* a~ $u 6W fMO WOO the CLOV Past oft of~ thel Mod eels ad
the hs-dWr. XiAOv amt
wm the" Mtal rsormneimo wjce Wae bwer **S4edm
om.&ihans at 6h* rlatJonship astwo~n i.nsntan.om 94*w OWd P4sMe
dmui Scrowa the io~JL*1 injQtOVorifie.4L esds wtu bee "W o bok*
thmore14cspL ar~Aliu inS.M4IJ As oqqwndi* A tio the pM*set 94Mpo
Cwra 4Aws of 4Jho Utost ehLkpet at A44i ~WOOW4 piokups
bo~ boonZ covu 0to4. It wwu tsuM that qvvorosis of the digtrnt4s.osty
1piakW) oQ.W bu4 r#-d OO4 W tA ne). ibj aM &4U it pAlo)za: xeXormeo
UX M r! ~ye". 4"O4,jiV L. ,i~v 1~of I l prowim toX 1.Q4 vmwft~ oJ41D and4 1pQW1MkM
tb pvA~ t'h S4,01 i lultfr 1%wto j f( A.M tt4 A4. 004 O~k- Uhl 4,1LI
of 04 "*Wp. As Otionod 4xA, Wit rviau imro.LyIrjjm A'~t oorlo
bp"w -a ftJsw ftt id~loh ot4illroins t~o biu 94wo with oo
ft w f sof b tfoct ot- WfoqwaraiI apon ths iiok~m Wwn s i
VOWA~ roau t o oratio"04g Those t oms b~ro ")o boo by aving
00 00% t 300 4MAt mww$*v, on som. or tho lp"rUsmt r(Aot
go womm pt.ed4 oq~s~o to asys1#i4 u ?ixwbaw Ovor a
~ ~SS~S~L4~r.~*~ te I 1W vdWwt. Ito ieIWto," @
PSKwite tm~e mods~.~a~p. to Oj. hismW
SA se * buO est a Oosavu p S* .utto
W*S QW fPm4 ut S OW8 ths sa um4.L woat
i t'wSU' WO& @)am Wt owa * moa..ad am moo
~~I.a *w "VI Aakqti e .004 wm til isl~4. Th at 4
A bod"aliiwft ptfIaMv. itt this d UMiLn1 $4,604
S4S s* .,V ~ po"Um of t~vs obmaaps Ithes toots i5U
ininw ms in oolohammin, "Itor to detam~ i*1Jariw~
wo*A drift Ws, a rimnnt Woo.t or voabor 0uwIditims ofI~tbi
Iac lo0mit" jW~hV0.1 wlatho i. ).Ll , jrorlalw v: tb~i initinlI paku aroadoxao .*-v IL,,:ew ate
ug hs~l ixiistx, nd f 4akvow-lmW f oratin s wlli o tr W
$1Iad la
Figure IInstallationi of Biproper I/antNozzle Coolant Pump and
ReOf Valves
2 Crak in300 si F~propVA.n
41~
0k
it I)
ML0
4
I
CK-
'1
Is'2
I. -
Vt
C, .. ,.
9
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I '
K, 4 II
, AflIs$Z't A A '2 '2'&
IflZVAUUU $
i4flNlAJiQZ VA ~UJ{WiM4~niT -
M4R~BZNJCMII I9 J
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4-V
(1 Vi
V1~K. C'
A
V V
4
V I I
C)
'V
A,
0 , 9C #t-4, ~i- ii*t**V -
Vanes (negligible cross -section area)
V,,
Figure I; Diagram of Monopropellant Injector.
h ,
(I) (l($?ow%. I 2) (2)
Figure 2: Monopropellant Injector Showing
Details of Notation Used
Figure3: Inertial phase /ay betweenpressure drop andflow rate in the
602 -____mono prpj /ninjector.
(Me dium: watet
5020.oz1
b 40.0 - --
0.0
i 4'Total flow rate (IbAG )
0o 50 /01. 150 200
Modulating frequency (aps)
70,0 Figure4: Inertial phase /ag between
pressure drop and flow ratein the monopropellant
60.0 .- inj&ctor, _ _._-
(Me (urm: ethyl ne oxide) i
~~0
, V5)00
~30.0
20.0
00i'=Tota flow rate (lb/ea)
0 - .0 /00 150 200
Modulating frequency (cps)
2 li l omvioa an z~vipnAU
4:10 1)001 ( yi~~~h itovalslo o quaw~ltom Co &hA
dieto bowou uZ wd" aywz'r)t
(*r~~ V,) a
*L
Mat4irtn caim'3J-r lby WAim mo-e uY U)
U, pu + U 9") r (T(Lol
t Ox
+ U
pow1
0311310 (I.) throqo Ivy 4AwA ntorit AO i4~ 2ot to w,
~~~mesw 014 bh zjp h 94OW %ftvms~ AW Ua5..-QS, 11) s*
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