TURBOJET AND TURBOPROP DEVELOPMENT PROJECT AT ZAVOD NO. 2, KUYBYSHEV

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Collection: 
Document Number (FOIA) /ESDN (CREST): 
CIA-RDP80-00810A001100820008-1
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RIPPUB
Original Classification: 
S
Document Page Count: 
27
Document Creation Date: 
December 22, 2016
Document Release Date: 
November 5, 2010
Sequence Number: 
8
Case Number: 
Publication Date: 
May 15, 1953
Content Type: 
REPORT
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PDF icon CIA-RDP80-00810A001100820008-1.pdf1.94 MB
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Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 CENTRAL INTELLIGENCE AGENCY INFORMATION REPORT SECRET SECURITY INFORMATION COUNTRY USSR (Kuybyshev Oblast) REPORT Turbojet and TLurbopb~vp Development DATE DISTR. 15 Y 1953 Pr6ject at Zavod NQ. Z., Kuybyshev NO. OF PAGES 27y 5 0X1-HUM DATE OF INFO. PLACE ACQUIRED REQUIREMENT 5 0X1-HUM THE SOURCE EVALUATIONS IN THIS REPORT ARE DEFINITIVE. THE APPRAISAL OF CONTENT IS TENTATIVE. (FOR KEY SEE REVERSE) AIRCRAFT TURBOJET ENGINES UNDER CONSTRUCTION AT ZAVOD NO. a _S UYBYSH 1. Development work on the following turbojet engines took place: a. BIN-003 this urbo et en inn had been.,.mpreved and development completed in August 1947. ,It was re- portedly in production at an unlrown. factory in Kazan. b. BMW018 cdeve opakent stopped in the autumn. of 1948. Zavod No. 2 in 1948. c. .TLTMO-004 pro uc bona was reported to be taking place n a. SECRET STATE ARMY l; NAVY AIR~y #X FBI?MW AEC~-- This Document contains information affecting the Na tioxtal Defense of the United States, within the mean- ing of Title 18, Sections 793 and 794, of the U.B. Code, as amended. Its transmission or revelation of its contents to or receipt by an unauthorized person Is prohibited by law. The reproduction of this form is prohibited. work on its Some testing had been done at C; Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 SECRET -2- d. JUM0.. 0l2 thi.e engine) a.d been. shipped after completion in the au Gurnn of o azan., 50X1-HUM et Soviet Nerve 50X1-HUM e onsump ? o . they wanted the SPC of the 012 owr to 05 1kg,'hr,% :g thrust, The group was furnished with perform a.ce reporter on the Nene engine for their project in reducing the SPO,? These tests had. been. run at Tsiam either the specific fuel Two were used, on the 012 a n,d 022 and were tried because of the serious .ignition difficulties encountered. They were used successfully AIRCRAFT ', UTIRO RO:I',? GINS UNDER 'f7:CaVELO1':t"U-0T T ZAVO.l NO 42- 50X1-HUM 2.. Testing of the follow:Lnn.g turboprop engines was conducted at 50X1-HUM Zavod No. try a 30,,,,022 50X1-HUM The. 022 engine was ready for test before the p^'opeUer, reduction gear, and governor aoce . sorieir3 had been. sa.rnple ted.< Therefore, during the first six months of 1949, only motoring tests. (exact date umknarar!) and preliminary performt .oe tests' on the engine were rune The lr 4 t;er part of 1949 the. engine and ac-> cessori es. were 'tested. The propeller unit Was then installed rground adjustable) was used until and a fixed pitch propeller March 1950 After March 1.950 a controllable pitch propeller system. was usedo Details on ir:,e performance and character- f (especially weights and dimensions) are difficult E o recall with accuracy, .she most accurate i.s believed to be the engine test an. a rice.- tion details. ,!' owever?, the engine 'characteristics lis te50X1-HUM below are believed to b eliAble (1) 'Engine Chara,it aria td. as Maximum Diameter - 1300 mm,$ 50X1-HUM Compressor - 14 stage axial flow Turbine - 3 stage Combustion Chamber - 1.2 cans (cannular arrange- ment) Exhaust Conn - Fixed Pressure ''ratio - 4.2s1 ruel - Kerosene SECRET' Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA0011008200081 X1-HUM (2) Engine Performance 'eke-off 4200 HP plus 300M kg.thrust 7500 rpm plus or minus 50 rpm (5-mminute rating) .Maximum - 7250 rpm. plus cruise - 7100 rpm. pins Idle - 3500 rpm plus Turbine Temperature (f:a rst Turbine Temperature (third Air Flow a : - f sere the p l 0 0 powerl?ry ... There r xJeM'two pressure 270 a/h ?/1s.. . at =r relief valves on the 5th stage of the compressors The valves (100.110 xnm diameter) were opened by an oil pressure governor when the compressor reached 1.400 rpm., The relief valves automatically, closed at. 540.-5600 rpm*- (5 `' Propeller at or minus 50 rpm. or minus 50 rpm. or minus 50 rpm -0 0 stage inlet)- 8'40. stage outlet)- 4800 50X1-HUM The reduction gear) Kwaber of blades per propeller - 4 Reduction gear ratio - 6495:1 (Ing~GASSE:fq YER and ELZE did s, great deal of the design work on . Blade Widt; w- > 01119 ir-u .etsr 4.200 mm a Two oo tra. rotat . ~~ , reverse pit oh# full feathering, and fully controllable -types were produced 4t a factory in Mo o ova (Z a:v-o d No ,20) A Germ= engine er, LETJTH0LL,,was in charge of a great deal. of the design. vwork on the pro- peller and controls. 50X1-HUM Engine Test Procedures (a) Idle Test Using the air turbine starter (about 60. HZ'? at 369000 -,38#000 rpm) developed at Zavod No.2, it took 80-90 seconds to bring the engine up to the idle point of 3500 rpmo All the, instruments were checked; noises, vibrations and any leaks were noted. The fuel. was then turned aef and the ?follow- ing data recorded: 3. Elapsed time from 3500 rpm to zero rpm (average 'time was approximately 180-210 see Lander uo,rnal conditions) SECRET Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Propeller rpm The : ol.:l_owing data ewe,: recorded at idle rpm: 110 sec.) 2 Elapses. time from 1900rpm to zero rpm (average time was a. -proximately 70- ~~yy :t~9^1 pYet j Turbine e.EthaV1.o-.,*?, ;/empera Wu1. er 2 Fuel pressure on pressure Pressure ra.d ?i +,-,mperat`& re at compressor inlet (b) 'Propeller Goverx-ol Test The.eng ine eras s t .rt e d anc3. ~ at 500 At 420 rpm the 'propeller .gov,~~rnor. was actuated, .he oil pr"eseure at the governor, in the low pitch position, during starting was 25 atm.; at ' 4200 rpm the oil pressure was down to 3 atm. T yen the high pitch regulator pressure went d.ow i to 12-13 atm.. and stayed there* This test was run to check the functioning of the propeller governor. In addition., the following data were taken at 4500 rpm operating speed: Propeller rpm m Fuel pressure Oil pre cure Turbine, exhaust t emperature :Prey -pure and temperature at ,.compressor inlet 2 -::l.apaed time from 1000 rpm to zero Elapsed time from 4500 rpm. to zero The 'engine was 'then shut off and the' follbtii ing. :J.' a ad. ?R ng.s taken (e) engine Performance Tests Measurements of horsepower, throat, .rpm fuel pressure, oil pressure, turbine intake and exhaust temperatures, compressor inlet and. outlet pressure and temperatures were measured at the following* speed: 7500 rpm (measurements taken during 5 min, t eat) 7250 rpm (measurements taken during 30 m:tn4 test) 7100 rpm (no limit on time) At Zavod No,) 2, 'during the spring of 1950, a 100-hour test was attempted but a reduction gar failure at 32 hours of testing prevented its, completion. Some tests were also run in 1950 on Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081OA001100820008-1 -HUM SECRET the 022 with tailpipe attached. Three different sizes were used, a 2-1/2 meter, 3 meter, and 3-1/2 meter long tailpipe (measured from the third turbine casing flange), Results of -tests were unknown. (d) Plight Tests fli.gh.t tests were passed during April-May 19 1. (5) Disassembly and '.Inspection Procedures After Engine Pe ?formance Testy 50X1-HUM disassembly procedwres on the 022 turboprop was run through v arious tests the engine- T., disassembly and inspection 50X1-HUM procedures (described, below) were conducted by qualified ..personne1.(,These steps were followed after every ' per- 50X1-HUM pp .Lormance test.,). The various eomponext' assemblies (such as compressor, combustion, ? turbi:o,e, propeller assembly, eta. ). were sorted and p1goed on s eparate tables for inspection. This procedure insured that the inspecting engineers 50X1-HUM would see on1y the parts that they were responsible for. i3 $ the follow g was stopped and the te;4et run complete' procedure was car.:ried, o .t ~rwhi a the engine was still on the stands (a) All the propel1erblades were removed. `(b) Propeller hubs, ritb''oil lines and accessories att,aohedp were removed next. (o)' Propeller shaft pulled off*. (d') Bell-mouthed intake manifold removed. 6) a engine - was then removed from the test stand after all connections were broken) and placed nose dowA in a tubular ig, arrangement. The base of the engine a foot from the floor levels The was approximately on engine was held, suspended in the jig by chain hoists. The following disassembly procedure was then followed:. (a) The exhaust cone flange was unbolted (aft of third turbine wheel),,, b) The third turbine rotor wheel was removed before taking the wheel off the, blade ol'e'arr .des' Vere ieesured . bar' usia 8 A feelet- gauge). The wheel, was lifted off b a chain hoist # After the en ins Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Gr'\, " L1UM Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 SECRET (c) Third stator stage was removed. (d.) The second turbine rotor, stator and then the first turbine wheel and. stator were removed as d6- scribed in a-te s b anal (blade clearance was also measured- pry. or o removal), (e) Turbine housing flange was broken and housing removed (f) Co ibustion. chamber assembly flange was broken and combustion chaamber section removed. (g) Turbine shaft was pulled out,, (h) Flange at the last compressor stage unbolted and the combustion fuel manifold section removed (a coupling. shaft case off with it), ( i.) The two halves of the co:aal-presser, casing were split, separated, (with stator vara.es) and removed% (j) The compressor rotor assembly was lifted out by a hoist, (k) The remaining reduction gear assembly. was. lifted out of the jig. (7) All of the disassembled components were then laid out on tables (component sections were kept together) and the following inspection procedures performed: (a) A visual inspection of the parts while still in the dirty stage was conducted by the interested inspecting engineers . (b) "arts were then oleaa x6d, measured, and ixi.speeted again,. (c) A re Tort was written by the i..nsipectin c en.ai"ers, the following component s appeared to suffer (8) the ' b,os. damage clurixig 'the pe rf'ormance test runs: ('aa) Turbine stator 'rings had heat and.vibration oraoks. (b) Compressor stator blades failed due 'to vibration cracks. the bearings.. It still hadn't f'unotioned too well W' Combustion, ohember liners had holes and oraeks in them, especially at the heads. The most fro qwent trouble was experienced with the combustion system. (d) Turbine bearings seized an.d burned (an oil mist spray was tried using 12 nozzles in a ring around CORM 50X1-HUM Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-00810A001100820008.1 HUM SE'CRET (e) Front compressor bearing clearance was out of tolerance frequently, (f) Reduction gear malfunctions were also number one on the l-is t (thk 100 hr qualification test was terminated because of a reduction gear box failure). FABRICATION AND INSPECTION METHODS USED ON COMPONENTS OF THE 50X1-HUM These were not the r oduc- fabrication procedures being used for the experimental enkinal until Oeto er 1950 in most instances the methods 50X1-HUM used were not in luenoed by the Soviets in any way, 'The machines were all of foreign make, mostly Germane om methods to be used on the 022 but were merely the Machined Comprespeor Wheel The compressor rotor, wheels were' machi:ce d from. rough f orgings. 50X1-HUM b? ' Maachined Compressor Rotor Blades : I bricate the compressor rotor blades for the 022 The following tte -by-step procedure was used to (.) The block of blade material was ~alaced in the jig and clamped in position under the cutter, The blade blank was olamped n at an angle so the -blade oo itoar. . , by the ' oliudrieal outter. The cutting cylinder width speared the complete. blade length. (rotational speed not know), It was made off' case-hardened steel a The profile -was out as follows: the blade'blank b,.d two movekents during the cutting operation, it moved for- ward' un4er the stationary, cutter and a the same time pivoted around its longitudinal axis in order to form the contour (profile.movement) , , follower fastened to the clamping J IS of the " blade copied the blade Dimensions ,of the bla a during part .' of e a r cation process were unknown. (2) The outside contour of the blade 'was' they miI I ag h was - ra k ,nos the blade blank was as erred to this clamp n Jig, this action kept the blade correctly- positfore d while it was moving under the outter.in order to form the correct profile, ~aRBT Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-00810A001100820008-1 SEOi,T (3) After the outside contour was cut, the blade blank and profile block were turned over and-the inside contour formed in a manner similar to that described in step (2) above, (4) The partially completed blade was t.h.en taken out o? the miliiztg machine. The leading edge and trailing edge contours were not out during steps Wand (3) (see step (7) ). The blade was taken anal. placed tip end down. in a jig installed on the tt , it of a universal horizon,-- t I milling rya , b,in? .. 2.;.,'{p The root end was out by, the two fix? d cutters. The -traverse table s on which the blade jig was attached. moved a.der the two fixed cutters carrying the root, end of the blade between the rotating cutter, and thus for tmed the root profile. The height of th(,- table could be, adjusted to compensate for the different, blade lengths of the -var?io a.s compressor states P Y , 50X1-HUM used to form the root profile are -shoi ta) After this step the blade was placed. in a die ' 50X1-HUM inner side down) # fasyteped, and moved -under a. cutting wheel which milled out a groove along the length of the blade root (,n id,entica,;l. groove was cut into -the compressor wheel rim rind a pi n driven in to attach the blade to the wheel) F ( S)? The 'blade was removed lfrom. the jig and the excess tip stock was removed by grinding. (7) The leading edge and trailing edge was filed to shape and smoothed ww.ith emery paper. This opcra?t; on only took t~,#.4..?w:5?"c k; minut es and' w as faster than try- ing to machine t 'Ao edges o JS) 'The outside and inside radii. were rounded off Junction of root to blade 50X1-HUM c.' Checking.. and Inspection of (Compressor Rotor Blades The finished blades were not polished since -it was found that no improvement in performance resulted from the polished blades ? The control and inope c-l-i. on procedures used in tho f abrication of the finished compressor rotor blades were as follows. (1) A profile template was used to check the tip profile for accuracy, (2) . The over-all length, of the blade was measured. (3) Each blade was weighed. 50X1-HUM SECRET Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-00810A001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081OA001100820008-1 1UM SECRET. Compressor Section Balancing Procedure (1) The compressor shaft was balanced while it was rotat. The `following proeedare was performed when balancing the compressor assembly,: ing at high speed.' (2) Rotor wheels (mina blades) were ohs eked and out of balance points " noted., n'o, corrections were made in this Steps Rotor wheels'; pl blades were individually checked (4).. All 14 compressor rotor. stages were installed' on the shaft and the. whole assembly ,was statically balanced ate. rFn,. Pabrication of Compressor Stator Blades The .s-tator : blades .:were rolled out of 1-mm sheet stock (45 kg/ , tensile strength and welded to the cosh as or 50X1-HUM case0.. This. type of blade. was unsatisfactory due to excessive vibration. cracks 4 Machined Turbine Rotor' The turbine rotor waimachined from a forged blank* Porged Turbine RatOr.Blades Until Sep t ember 9 ~ the following' steps were nvo.va in fabrieatix t , turbine rot.o blade /see page. (1) The rough blade blanks Zround stock as shown by Step 1, ram : Vage" as received in the forge shop were placed': into an- oven, by a worker and ? C heated to. approximately 600 -700 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 wni-HUM SECRET -10- (2) A second worker, who was at a f orgix hammer, received the heated blade stock and. placed it on the die) whereupon the first forging operation was performed. The cam.pressed air harriers operated at eight atmospheres pressure. The method of forming. these blades was a bit unusual d The worker at the air hammer ieIv d the rough :blade stock Zs-ee Step 1,., sketch $ on ag 2 fi by the root end with a pair of tongs o The stook was placed on the die, jiggled a bit to make it fit, then the tongs were withdrawn and the hammer released to form the first forging operation. (3) A specific number of,blades were put through this Initial forging operation.. then the die was changed and the second step was com,pi2. ted. For example,, if the order called for 100 blades,, 100 pieces of.blade .stock would be heated and run through the first forging operation (rfter each forgixgoperation the blade would be:ret.urned to the oven for hating) and then a. second die would be placed under the hammer. The heated blades would. be taken out, of the oven and put through the second forging operation. The heated blade ee l. Zavod. No, 24 was reported as producing jet engines in 1948 OM SK (N 55-00,. $ 73.21) 17. A. factory in Omsk was producing the oil pump for the 022. M0:COi Zavod No ,. 20 furnished the propellers and controls for the 022 50X1-HUM aircraft diesel engine project at Zavod No. 500 in. Moscow. 18, NOVSIBIRSK (N 55-02.2 82.53) Activity of the engine factory located here is unknown. 19, $VERDLOVS ...(N 56650,E 60-38) Ignition accessories for jet engines produced here. 20, TOMK (N 56.30) E 84,58) Activity of the engine factory located here is unknown;.. 21, LENINGRAI Activity of the engine factory in Leningrad is unknown. SECRET Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 SECRET Sketc i, page 18< Steps in. the fabrication of compressor rotor blade Sketch, page 191 Compressor rotor blade profile cutting machine ,Sketch, page 20 Clamping jig for compressor rotor blade blank Sketch, page 2l :' Compressor rotor blade root cutting machine Sketch, page 22t Method. of milling compressor rotor blade root attachment Sketch, page 23: steps in turbine rotor blade fabrication Sketch, page 24,, Gauges used for checking turbine blade tolorances Sketch.,, page P-P51 Turbine rotor blade material specification. Sketch, page 261 Water break test stand. #3 .Sketch, page 27, Horsepower conversion chart Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 50X1-HUM S C ET 18 0 Blank blade Locking Pin recess Milled, Ou+er Profile Ihvi r Pro le Root Profile cut milled mI1eled.. I G) 4cess i~, suck cut 0 L, P.4 T, C, i I.d Insid a a&d oufsIde ? otK ON-Shed, ractti, (a+rootem& -filed atilt PoIislne4 Oni- 4 Scale S.-eps in Fd r~'cc a n Of Cowi pressor '?-hr bIa.deb S CRGT 9 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 CIavnping digs see -Traversih9 -ra6le 50X1-HUM Co.mpresSor R?~-or Made. Profile CLA 4'iv~e M.~, WVIVe cecR,1 T Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 S ECKC-T Clan , jig 4r koIcL vig ?lad,e P,Iahk Lowe road em awA owe 0 -rip emaj Rode+109 ?014 l~w-pi bolt Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 M~olding,.pro~ile I&Ic~.lc u,+side c o4, ct) ;ice s blade 4a o la Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 3roove for F1r% cuu+4'ing WIneel 'Blade clam p ee . in place M c44 o4 o; M i l l i h S 'o va pr a ssor Ra r Wade 4S .CRC'T Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 50X1-HUM 23 - Blade Suck as received Made lk av-d, foot e4 'Made &,-peemA 3 Mode pro 'l. F-Vna,! , krrF-ot For-med o to-; LVACSS ? aMd root ppo;i~fl r~i~lerl, Cc ptee Wake IYo&6N4 +a AvA '-eps in Turbine Rotor " Ia,4? rra6rica1-i'oi) S EGezT Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 4 'cauges u.secR, ~'ot- CIS +,~,Icrn9 ~'u pine ~lad~e sera $ e~ Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-00810A001100820008-1 w-o 1 erial Vl ~-~~7 vvsil ti-ev r ' ky/ -~~ a4 V 0?G .'rAvise o V*L es I U,Nk61OW4 Tv1 s ile S+re K5+k (K /m i2) i's Yu,+ bihQ Ro~-or Inds M, 4eria! SPecwPl ". ,D ! Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-00810A001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 lNaM.- T~.ik Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081OA001100820008-1 Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1 horse-p~+.~rzr Cvv,v~r~ ~o~ ~-~ Sanitized Copy Approved for Release 2010/11/05: CIA-RDP80-0081 OA001100820008-1