SCIENTIFIC ABSTRACT V.S. CHERNYAK - YU.B. CHERNYAK

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December 31, 1967
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SCIENTIFIC ABSTRACT
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GUBIN, A.I.; KITAYEV, A.M.; CHUDOV, A.S., inzh., retsenzent; CHERNYAK, V.S., inzh., red. [Welding and soldering thin-walled pipes) Svarka i palka tonkostenrykh truboprovodov. Moskva, Mashinostroenie$ 1964. 110 p. (NdRtt 17:7) KULMHENK01 B.A.; KOCIIEVA, G.N.; MILICHRIKO, 11,1111, V.I-.; CHMNAK, V.S.., inzh., retsenzent [Hard facing of metals; a worker's pocket handbook] Naa lavka metallov; kanw-ainyi ar-ravoclalk rabochugo. Moskva, Izd-vo "Mushinostroerde," 196-14. 130 P. (MIRA 17:7) BREYRIAN, MA; SHEIMO, L.P.; CHIKUNOV, A.I.9 inzh., retsenzent; RULIBERG, LAj retsenzent; CHERITYAK, V.S., Inzh., red. (Economics, organization and planning of welding production] Ekonomika, organizatsiia I planirovanio svarochnogo proiz- vodBtva. Moskva, Izd-vo "Mashinostroenie," 1964. 207 p. (MIRA 17;8) GLIZMANFIIKO, Dmitriy LIvovich; qjWMAK, V.S., nauchn. red.; MOKRETSOV, A.M,, red. [Gas welding and cutting of metals] Gazovaia svarka i rezka metallov. Izd.4. Moskva, Vysshaia shkola, 1964. 307 P. (MIRA 18:2) F-AMILEUGH) Z.Z..; P0,1"E"j, A.B.; CPYWNYAK.. V.S. Increasing the power of :or"pres5cr-i under condf-tionz, cf explcitation, Mish, :1 neft. obor. no-502-35 't5- ~141RA !8:6) I, Trast lll'romsnergo'~,- Vse-Boyazry~- zaochnyy inzhererric--:~troittellrwy ins'It114- L ,, Moskma., i Nc;-vOoq-bys),--vshiy ~-ief"-eperaraba4,-y-,ra-,rishchiy za,vod. ARONDV, M.A.. inzb.; CHXWAK, V.V.. inzb. Adjuntmont of the PZ-157 remote protection, Blek.ata. 28 no.12:78-79 D 157. .1. (MIRA 12:3) (Electric lines) 7_7 161 ~.AtT-MI-IM102715 SOURCE CODE: UR/0381/66/000/001/0073/0075 AUTHORI Naumov 6 ;;~Chernyak- V. V. ORG:~~ Kiev Init a n -itute-' f:Civil Aviation Engineers (Kiyevskiy institut i zh6nerov grazhoanskoy aviataii)'', TITIX., Electroinduction method of checking the depth of surface hardening on gear ~teeth SOURCE: Defektoskoptya';:no It- 1966,* 711-75 Th CU C 'TOPIC TAGS: steeli flaw detection, nondestructive test, electromErgnetic effect, surface hardening, metal hardening 40Kh steel :ABSTRACT: The Laboratory'of'the Kiev Institute of Civil Aviation Engineers, in col. laboratiodwith the.Krasm EkskLvator Excavator Plant, has developed an electromag- netic device for chec~klng~.the depth. of surface hardening on gear teeth of 40Kh steel basted on the,relationship~.between the magnetic permeability of gear material and the.. depth of surface hardening on gear teeth as compared with the magnetic permeability of a zontrol specimen (nonhardened gear tooth). The difference between the magnetic permeabilities of the tested and,control specimens is converted to electric voltage by means of a measuring unit.(Fig. 1) represented by two differentially connected toroidal transformers (seneors) wi th the test specimen connected to.on.e side and.the Card 1/3 UDC: 620,179,14 846&~ AP6010215 Po ro C an to. the `Other$,~The magnetirtlng windings of the sensors are powered' n Ope %'with. AC . (6 via a stepdown transfomer. The Magnetizing cur- rent is 0.3 a.- A distinguishing'feature of this type of toroidal sensors is their insensitivIty to the-fringe.,eflect; this dispenses with the need to position the sensor exactly at the center o:E the-tooth. The recorder is represented by a dual push-pull, amplifierwith a poiAter,tieedle (microammeter, 0-300 ga). Mounted on the front panel'of the-deVice. are:-Ithe pointer needle* the "Test" button, and the "Sensitivit?, and "AdJuitment 0" levers of the push-pull amplifier. An oscillograph scan be connected to the,'device:with the object of observing the measured voltage mismatch. The deflection of the pointer needle is the greater the greater the voltage mismatch at the sensor~outputs is and, in its turn, the voltage mismatch is the greater the deeper~the:hardened -layer on Sear teeth is. Thus the device's readings can.be dalibrated directly inmillimetersof depth of surface hardening, Orig. art. :has., .3 1 iguresi SUBICODE.I.~:.13)'- O-V-~I! 2 4/ :iu~m DATE.' 23Sep65/. ORIG REPI.~ 004/ ij- J_. :L q. 3 /3 Card JW 3/igo/60/002/OD9/023/023/xx B004/BO56 AUTHOR: Chernyak, V. Ya. TITLE: A Modified Device for the Visual Measurement of Light Scattez~ n Solutions of Polymers or Albuminous Substances PERIODICAL: Vysokomolekulyarnyye soyedineniya, 1960, Vol. 2, No. 9, pp. 1419-1425 TEXT: The author describes the new construction of a device operating with a Pulfrich photometer for measuring light scatter in polymer- or albuminous solutions. The construction is shown in Fig. 1. In I there is the mercury lamp 1, whose light falls through the object-glass aperture 3, by means of light filters 4 which are adjust~le by a rotating shutter, and the light stop D into the prismatic cuvette 5, which contains the standard solution, thle temperature of which is measured by the thermometer TV The light then falls through the window 6 and the rectangular light stop D2 into the thermostat 7. This vessel is made from brass sheets with blackened surface. The measuring cell with the liquid to be investigated Card 1/4 A Modified Device for the Visual 11'easurement 3119016010021009102310231XX of Light Scatter in Solutions of Polymers or B004/BO56 Albuminous Substances is placed upon the rubber disk 9, where it is held in position by the water-jet pump connected to the connecting piece 10. 11, 12, 13 are the windows for observing the light scatter and its asymmetry (by means of the 0 mirror 16) under angles of 45, 90, and 135 .At 15 there are the in- and outlet of the thermostat liquid. The cone 14 is hit by the direot light beam. From the angles given in the drawing. it follom that interfering light effects are avoided. 17, 18 are the windows for the photometer III. Stabilization of the Rg-lamp is effected by means of a circuit using a CHB-220-0.5 (SNE-220-0-5) voltage-ferro-resonance stabilizer, regulat- ing transformer, 1 B%9 (1B5-9) barretters and rheostat. For the purpose of calculating the 90 scattering, RW the following equation is derived: R90 'Pn 2x. Here, r is the apparatus constant, which is determined by calibration, n2 _ the refraction coefficient, x - N*IN is the ratio of t1v photometer indication Nl~ for the standard solution, and N for the investi.. gated solution. The author describes the calibration of the apparatus by means of cryoscopic benzene, which has been made available by S. A. Pavlovav and gives the measured results for water Card 2/4 A__'Mojified Device foxy the Visual !'easuremeZt S/190/60/002/009/o23/023/xX of L~ght Scatter in Solutions of Polyn-erj or B004/BO56 Albu"inous Substdnces 25 OC 6 6 Rg,,] , - (0.90 + 0.10)-.10- , and carbon tetrachloride,.(5.9 0.4 -10 [ 546 mg .,Expe:~iments.vith y-globulin, furnished by the Moskovskiy NII epidemiologii, mikr'O'biologii i gigiyeny (Moscow Scientific Research Inotitute of Bpi- d6mi6logy, Microbiolo-ry and Hygiene carried out by N. D. Papush, revealed a libear interrelation between light scatter and concentration. The author thanks G. Ya. Rozenberg for discussions. There are 4 figures-and 1'1 ref- eren~ Soviet, 3 US, and 2 German. ASSOMMON: TsentralInyy institut gematologii i perelivaniya krovi (C6ntral Scientific Research institute of Hematology and. Blood Tiansfusion SUBM~TTED: April 20, 1960 Cardf 3/4 s/igo/60/002/009/023/023/Xx B004/BO56 Card-'.'4/4 CHERNYAK, V.Ya.; FOLYSHIKAp T.V. ,,, Determining the molecular weight of polyglucin. ISed. prom. 15 no.8: 39-43 Ag 161. , (MIRA 14:12) 1. TSentralInyy ordena Lenina institut gematologii i perelivaniya krovi Ministerstva zdravookhraneniya SWR. (DEXTRAN) S/243/62/000/002/001/001 1021/1221 AUTHOR: Polushina, T. V., Chernyak, V. Ya. and Rozenbetg. G. Ya- TITLE: Production of polyglucine (blood substitute) by the method of controlled synthesis Reportl PERIODICAL: Mcdit%inskiya promyshlennost, SSSR, no. 2, 1962, 15-19 TEXT: Since polyglucine, a fermentation product of Leuconostoc inesenteroides or dexiratticum cannot be used as a blood substitute, because of its high molecular weight, the authors have obtained polyglucine of a low molecular weight (60000-80000) by way of direct synthesis with the aid of Leuconostoc inesenteroides strain Sf-4. The fermentation medium contained: 15 % saccharose and 1, 1, 5, or 2 % polyglucine with a mo lecular weight of 15000 to 56000 as primer. Polyglucine with a molecular weight of 60000-80000 was obtained by the above method by way of adding to the fermentation medium 2'/ of polyglucine with a molecular %%,eight /o of 15000-23000. The yield of the above fraction was from 80 to 90% of all polyglucine synthesized. There to are 3 tables. ASSOCIATION: Tsentral'niy ordena Lenina institut gernatologii i perclivaniva krovi) (Central Lenin Institute of Hematology and Blood Transfusion) SUBMITTED: April 11, 1960 Card I/I ALEKSEYEV., G.A., prof.; GMSHFUNp L.D.; FISYSMIAN, Ye.V.; CHM'YAK, V.Ya. Macroglo-mdin reticulol-ymphomatosis Maldemtro-mls dismse). Terap. arkh. no.7tl7-24 JI 162. (RMA 15:8) 1. Iz 3-V kafedry terapii (zav. - chlen-korrespondent AM SSSR prof. I.A. Kassirskiy) TSentrallnogo instituta usovershenstvo- vaniya vrachey, (MACROGLOBULIVS) V.Ya.; MALLER,A.R.; PAPUSH, N.D.; MOKEMA, R.A.; RUTBERG, R.Alj UEJ~L SOBOLEVA, Yu.G.; RAKHMAYEVAY V.A.,'XHUTSISliVILI., G.E. Use of plasmapheresis in macroglobulinemic reticulosis; Valdenstr8mls disease. Probl. gemat. i perel. krovi 9 no.12:33-40 D 164 (111RA 18:1) 1. Gematologicheskaya klinika (zav. - prof. M.S. Dalltsin) i labo- ratoriya fraktsionirovaniya beaov (zav. - prof. G. Ya.Rozenberg) TSentrallnogo ordena Lenina instituta gemn logii i perelivaniya krovi (direktor - dotsent A. Ye. Kiselev), Moskva. NANKINA, V.P.; KOFMAN, Ye.B.; CHERNYAK, V,Ya.; Products of the proteolysis of heawf mer~myosl r po3!iC. 53ing a-encsl, E, triphosphatase activity. Biokhijriiia 29 no,3~4?'~-/431 1-t-r-Je 164~, (m] TI A I ~ - --'. ) 1. Institut blologicheskoy fiziki AN 33SR I Jriqtltut gematol-)?,~,i i parelivaniya krovi Ministerstva zdravookhramnays SSSR, Moskvaa ROZENRERG, G.Ya.; VISSARIONOVA, V.Ya.; MIKHAYIDVA, Yu.M.; PAIPUSH, ?T CHERITYAKJ, V.Ya. Isolation of properdin from bovine blood serum and study of its properties. Biul. eksp. biol. i med. 60 no.11:45-48 N 165. (mipuk 19:a) 1. Laboratoriya fraktsionirovaniya belk-ov krovi (zav. - prof, G.Ya. Rozenberg) TSentraltnogo ordena Lenina Instituta gemato- logii i perelivaniya krovi (d-irektor dotsent A.Ye. Kiselev) kafedra infektsionnykh bolezney (zav. prof. Bunin) I Moskov- skogo ordena Lenina meditsinskogo instituta imeni I.M. Sechenova. Submitted October 11, 1963. TOKAIINVICII, K.N.; CFARNYAK, V.z. Mqterials on the study of leptoaDiral igurdice. ReDcrt No.6: Outbreak of leptoopiral 4audice among dogs in a Laningrad kennel. Trudy Len.inat.epid. , m ik-robiol. 9:49-54 147. (mutp. 10:9) 1. Iz laboratorti po izucheniyu leDtospircsor (zav, K.N.Tokarevic+) luetituta im Paetera (direktor F.I.Krasnik) i iz hfadry patologiche- skoy anatomii Ieningradskogo voterinarnogo instituta (zriv. - ornf. V. '17 - Ch e rnyak) (UNINGRAD-WHILIS DISLASE) (DOGS-DISRASES ~;O PESTS) CHERNYAY, V. Z. A. A. Gusev and V. Z. GHERNYAK are co-authors of the article of k-- tturomycosis, acrocosis,) in Horses". (Veterinariva, No. -1, p. 2--.-21) 7 This article also appears in M,'Follection 'Nauchl-Fr&kt. rabLt..-,- t" em No. 16315 L. v volren-vet. Slujibyl. Moscow, 1948, p. 100-102. item No.3, ~`)'C 1 -7 p 4 They also wrote the article "Equine Necrotic Rhinitis" which appears inhe colIC-ction 'Nauch-Prakt. raboty vpyen-vet. Slu7hbyl~ Floscov, 190, p. ;cr4,ICC-. LTten No. 3-51C 7 SO: Letopis' Zhurnallnylh Statey, l9h8, Unclassified i3FB CHNIth-YAK V. Z. and DOBIN, M. A. "On thrombosis of the celiac aorta and its branches during infectious anemia of horsec.,11 In symposium: Nauch.-prakt. raboty voyen-vet. sluzhby, Moscow, 1948, p. 102-03 SO: U-3850, 16 June 53, (Letopis IZhurrial Inykh Statey, No. 5, 1949). V. 12, .UM/NedIcIne - Blood Vessels Noy 48 - Medicine - Anemia, Infectlois "Method for Determining the Resistance of Blood Vessels in'Harses With Infectious Anemia," Prof V. Z. Chernyak, Leningrad Vet Inst, ii pp "Veterinarlya" No 11 Describes method in detail, with sketch of apparatus used. Ch.-,RNYak, V. Z. 23545. C NALIChII FRI !RClJKhC,,MIYGZAKh U LCS)-JtD:,,.Y I . - 1~ldy) 0BNARlJZhIVAYel-Mh FRI BRCMALIROY U CH-1-1-OUKA. (K --"TIOl,CGlI I PATOGENEZ11 llIKRC;LiRC!IiYhITOV Lr,Sjj : I AD_y). SEORRIK NAUCh TRULCV (LUMNGR. VLT. IN-T), VYP. 10, 1949, 0..L39-52.-BIBLIOGR: 23 NAZY. SO: LETOPIS NO. 31, 1949. Ch-RNYaN. V. Z. 23544- V-Ja-:II%O4Zh'YY ZCAIhCFIL'RYY LJUM'.O-ENTj-~YAJ !T U C~-AU.- SEORLIK i~AUM. TRULOV (1,zldNGR. VA. ILN'-T), VYP. 10, 1914.9, C153-55 SO: Li~,TCFIS NC- 31, 1949. KATSNEL'SON Z. S.; CHERNIAK, V. Z.; ROZHNOV, D. 1. Histological observations on regenerative processes in the horse liver following damage by infection. Doklady Akad. nauk SSSR. 81 no. 3:465-468 21 Nov 1951 (cum 21:3) 1. Presented by Academician K. I. Skryabin 17 October 1951. 2, Leningrad Veterinar7 Institute. CHZRNYAKS V. Z.., DOBINj M4'b A.j KOKMCHN, P. I. "Fundamentals of Legal Veterinar7 Inspection' Moscow-Ieningrad. Sellkhozgiv, 1951 SOURCS: Veterinariya., Jan 1952; Trans # 155 CHERNYAK, V. Z. (Prof.),.and SHAKALOV K.'I: (Prof.), YAMSK-A L. V. (Prof.), G~l HTAFOVA U. N., POCHAROV I. A. (Prof.), SINEV A. V. (Prof.) Veterinary's Guide Moscow% 1953 CM-2111YAK, V. -7. "On paratyphoid in dogs", (Professor, Head of the Del-artment of latholot-lical Anatomy). Collected Works No. 14, of Leningrad Veterinary Institute USSl 'llinistry of AgricUture, P 46, Sellkhozgiz, 1954. CHAWAK, V.Z.; KUPRITE, O.A.; VLASOVA. L.P. Infectious hepatitis in dogs. Veterinariia 32 no*4:59-62 Ap 155. WRA 8:5) 1.Leningradekiy veterinarnyy institut. (HEPATITIS, INFUTIOUS) (DOGS--DISZA 0 V z Hemolytic disease in newborn animals. Vatorinarila 33 no.8:85-88 Ag 156. (MUA 9: 9) 1.Leningradskiy veterinarny7 institut, (Domestic animals--Diseases and pests)(Hemolysis and hamol7sins) (Veterinary medicine) _2.42=44 Ve~lqntin Zakharovich; GOLIDSHTNYR, S.A., red.; MOLODTSOVA, N.G., ."M ~`r`eyT:"'~~r"""L'-' to a [Fathoanatomical diagnosis of communicable diseases of farm animals] Patologoonatomichasksia diagnostike infaktsionnykh zabolevanii sellskokhorlaistvenrykh zhivotnykh, Izd. 2-el iopr. i dop. Most.-va, Gos. izd-vo sellkhoz. lit-ry 1957. 286 p. (Communicable diseases in animals) NMA 11:4) (Veterinary madicine-Miagnosis) G , OU- ml T RY;li S, I ."i Ry : G e PAT2GO, rieral Froblernfi cf Fatholoci.,v o rilrival Timors A19,3 , jOUR. : RZhBiol.. No. .9 ~, I UTHOR : G4rn, jj-IL4,Y-.Z. 1. G u s1; aN . V . Len' Ve tz~- ad 1n,24 itu te. Of"Caullflo'irer Dl.-eav,e i-n the Eel. 0? PUB. : 3*n-. rabot. AS T HA CT : lio Ab-qtract. CA2D: 1/1 Author : Ohornyrk V.Z. Inst ;-xoE-GTvm Title : ~Ivtcrinls on Loukonin in Mmon1s. First Report. On Loukemir of Cattle. Orig Pub : Sb. rebot. Lonnigr. vot. in-tj 1957, vyp. 16, 71-75. Abstrrct ; No rbstrnct Orrd -, 1/1 22 KUZNETSOV, G.S., prof., otv. red.; BOCIUROV, I.A., prof., red.; VOEM, G.G., prof.p red.; TSION, R.A., prof., red.; DFj7ROCHENKO, A.P., prof.j, red.; SINEV, A.V., prof., red., FEDOTOV, B.N., prof., red.; CHEMAK V Z.., prof., red. Prinimali uchastiye: NIKOWS' x . , S.N., prof., red.; KMSD,.-, Ye.M., prof., red.; GUSEV, V.F., dots., red.; KOLABSKIY, N.A., dots., red. (Papers presented at the Conference on Protozoological Problems Dedicated to the 90th Anniversary of the Birth of Professor V.L. IAkimov] Sbornik rabot Nauchnoi konferentsii po protozool,~,gicheskim problemam, posviashchennaia 90-letiiu so dnia rozhdeniia professors, V.L.IAkimova. Leningrad, 1961. 292 p. (MMA 15:6) 1. Nauchnaya konferentsiya po protozoologicheskim problemam, pos- vyashchennaya 90-letiyu so dnya rozhdeniya professors. V.L.'Yakimova. 2. Stavropollskiy sel'skokhozyaystvennyy institut (for Nikol'Ski-Y). 3. Institut tsitologii Akademii nauk SSSR (for Kheysin). 4. Lenin- gradskiy veterinarnyy institu (for Kolabskiy). (Protozoology-Congresses) SIMRNYAK,YAI-e r . ~~ DOBIN, Mendell Aronovioh,~ KOKURICHEV, Pavel Ivanovich; POLYAKON, P.Ya., red.; SAMIOVA, L.G., tokhn. red. (Legal veterinary expertise] Sudehno-veterinarnaia ekspertiza. 3., ispr. i dop. izd. Leningrad, Sal2khozizdat, 1963. 254 P. MRA 16-7) (Veterinary jurisprudence) 1. CBMiYAK, Ya. 0.,, Eng. 2. USSR (600) 4. Gases - Analysis 7. Rational. organization of gas analysis for boilers. Rab. energ. 2 no. 10, 1952 9. Monthly List of Russian Accessions, Library of Congress, January -1953. Unclassified. 0 133~WEMIOV, Yevgeniy ~Ioh#-- IOBifOViCh; SVYATITSKAYA. X.P., vedushchiy red.; POLOSMA. I.S., takhn.red. Lmaintenance and repair of the equi-pment of petroleum refineries] Remont oborudovanlia neftegazopererabatvvaiushchikh zavodov. Moskva, Gos.nauchno-tekhnAzd-vo neft. i gorno-toplivnoi lit-ry. 1960. 383 p. (MIRA 13:12) (Petroleum refineries-Equipment and supplies) Chernyak.. Yakov Solomonovich it Oborudovaniya Neftegazo-Pererabatyirayushchikh jYa. S. Chernyak and Ye. I Bochenov. zavodov [PY Moskva,p Gostoptekhizdat, 1969. - - - 383 pe llluspp Diagra.p Graphs., Tables. 23 cm. Bibliography: p. 381 LEYBO, Anatoliy Nikanorovich; KHESIN, Emmanuil Borisovich; CIffJ&YAK.,. Yakov Solomonovich---SEVASTIYANOV, M.I.; DOVZHUK, G.T.; OILANIK, G.Ya., ved. red.; VORDNOVA, 1.1j, tekhn. red. [Hpdbook for petroleum refinery mechanics] Spravochnik me- khanika neftepererabatyvaiushchego zavoda. Moskva, Gostop- tekhizdaLt,, 1963. 801 p. (MI RA 16:7) (Petroleum-Refining) USSR/Forestry - /orest Economy. K-4 Abs Jour : Ref Zhur - Biol., No 2, 1958, 5892 Author : Chernyak, Ye. Inst Title Reconstruction of Low Value Saplings in Vo1hynia fvolynl_7 Orig Pub Gorsko stopanstvo, 1957, 13, No 4, 153-155 (Bulgarian) Abstract No Abstract. Card 1/1 ACCESSION NR: -4P4042522 S/0109/641009/007/1258/iz6g AUTHOR: Logunov, L. A.; Rudneva, N. Ks; Chernyak, Ye. B. TITLE: Inverted diodem SOURCE: Radiotelchnika i elektronika, v. 9, no. 7, 1964, lZ58-1269 TOPIC TAGS: serniconductor, semiconductor diode, inverted diode, inverted diode parameters ABSTRACT: The parameters of inverted diodes intended for arnall-signal detection and pulse-circuit work are considered. Formulas for*forward and reverse switching times are developed with the diode inductance neglected; the switcMng time of a Ge inverted diode proper is estimated to be 0. 12 nsec. and i that of the same diode operating in a computer, 0. 22-0. 25 nsec. The functioning of an inverted diode, as a detector is analyzed. Formulas for the current -voltage' characteristicp the peak current, and the voltage at peak current, which connect CHMYAK , Ye. F. Cand Agr Sci - (disa) "Increase in the productivity of bogged pine planting by means of dr#ingge in the Western Poleslye of the Ukrainian SSR.1' Khar'kov, 1961. 18 pp; (Ministry of Agri- culture Ukrainian SSR, Khar'kov Order of Labor Red Banner Agr Inst imeni V. V. Dokuchayev); 200 copies; free; (KL, 7-61 sup, 253) th') lowrr Te.';- B.-tcin. TIMMINA, L.V.;,PHXMAK, Te.I. Brief characteristics of basic soil types in the lower Takokut Valley and their agricultural use. Izv. Sib. otd. AN SSSR no-5:110-122 '58. (MIRA 11:9) l,yakutakiy filial AN SSSR. (Yakokut Valley-Soils) CHNUM, U.N., Inshener. _-i, Iarge blocks in the erection of ore-dumping transporter bridges. Strol.prom. 32 no-7:27-31 J1 154. OMU 7:7) 1. ?rest Stallmontash. (Transporter bridges) CHERNYAK, Yu.A,.; MARCIMKO, V.A-.; NOnUNSKIY, L.14,,,, kand.tekhn.nauk Electromagnetic flowmeter with a standard secondary ins4mment, Avtom,i. prib. no.1.56-59 Ja-Mr 163. (MIU 16-3) l.. Ukrainskiy gosudarstvannyy proyektnyy institut "Tyazhpromav-tomatikaO (for CheMsk, Marchenko). 2. Khartkovskiy gosudarBtvennyy institut mar i izmeritellnykh priborov (for Korsundkiy), . I (FlowmteTs) 'M CHERNYAK, Yu,.A.; MARCHEN' , V.A. Improved circuit of an electromagnetic flwmeter. Avtom. prib. no. 1:53-55 Ja-44r 164. (MIRA 17:5) ACCEMION Mi, 11500110 S/0302/64/ODC)/004/0043./0042 AUTHOR: Che :!lyp4S. Yu- A- TITLE: -ElectrgMUnetic flowmeter with a current-type output SOURCE: Avtomatika i priborostroyeniye, no. 4, 1964, 41-42 ABSTRACT: To eliminate error -introduci ng noise in an electromagnetic flow sensor, an ac-dc signal conversion was suggested ("Control, " July, 1961, pp. 113-115). Based on ti-As principle, a new rne.asuring_oevic,_q &.1s been developed in which a transistorized static compensator with a phase-sensitive synchronous detector is used for filtrating the useful signal of an electromagnetic se Sor. The output d-c signal of the synchrono~Ls detector is converted into a-c by a ~rans- former modulator and then compared with tl-.e flow signal by means of a compensating transformer. With the measuring device at a distance of 2 rn or TOPIC TAGS: flovzmeter, lectromagnetic flowmeter Cord 112 ASSOCIATION: UGPI "Tvazhpromavtornatika" -N -E GL:--00 -SLTB CODE: IE NO REF SOV: 002 0 T I-M R: 001 r-o,d 2 /Z C!"-itlY.."iK, Yu. 9. "Generalization of 7 erience Acquired by --linovators at the Kararanda- Coal Yp Beneficiatirm Combine. '-I report presented at the Conference on Benefication of Useful ~'inerals, spcinsored I I by the Learned Couicil of the T~OID, AS 10S."'il, '?ALikhajh/I~Iarw an cis, 29 '.ov 16 F - )I Lec 10-0. CPERNYAK, Yu.B. _'_ ~o57pre ~m plants of the Karagandaugleobogashchenie Trust during the seven-year plan period. Ugol' 36 no.9:9-10 S 161. 14-9) (MIRA 1. Nachallnik proizvodstvenno-tekhnicheskogo otdela tresta Karagandaugleobogashcheniye. (Karaganda Basin--Coal preparation plants) t Urt) 6.9ooo, 9.ilioo 77 170 CIO -2-3/26 0 V/109-5 AUTHOR: . Chernyak "R TITLE. Approximation Method of Calculating Detection Characteristico In Multichannel Sy3tems 1-11th Correlated Noises by Selecting Amplitudes According to Their Greatest valt,Qo PERIODICAL: Radiotekhnika I elektronika, 1960, Vol 5. Nr 2, pp 198-205 (USSR) A~STRACT: Setting Up the Problem.* Useful information (the signal) in multichannel systems is present in one or several channels, while xioise is present in all channels, which leads to losses. Magnitude of losses depends on the number of channels and on how the method of consolidating them was selected. To detect a signal by using the coefficient of probability involves complex and impractical operations. The present article submits a simple operation widely used in plotting multichannel systems, namely, a method of selecting envelope amplitudes according Card l/ 17 to their maximum values. The presence of a signal is Approximation Method of Calculating Detection Characteristics in Multi- channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values 77770 SOV/109-5-2-3/26 assumed when at least one of the amplitude envelopes ri, r2 .... rnexceeas Lne Lnresnoia u0. rossioie errors, as usual, are false detection or omission of signal. Envelopes at the output from n-channels are described by the n-dimensional distribution law: Wns(r.1, r 2*- rn ) If the signal is present, or Wn( rl., r2 ... rn) if the signal is absent. The2 magnitude of threshold U 0 in relation to noise q must be so selected that the probability of a false detecticn or omission should not exceed the given values PF and (I PD)' It Is evident that: ~. U. (;. F = I - ~ 1,, (ri, r...... r,,) dr, dr,. 0 0 0 Card 2/17 U. U. U. PI) =1 - ~ ~... ~ IY, (r,, r~, dr (11.- (2) 0 0 0 Approximation Method 01' CalCL11,'At1r1j1r 77770 Detection Characteristics in Multi- SOV/10975-2-,-J/26 channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values It is assumed that at the channel Input (with overlap- ping frequency characteristics and equal transmission band) white noise Is present. In this case the envOlopes at the channel output are correlated, and the distribution of envelopes at the output of each channel foalows Rayleigh's law, with uniform dis- persion CT : W, (3) To solve the-problem of signal detection one must: (1) find threshold U0 for a given PF; (0 U0 being known, find the relation between P Dand the signal- to-noise ratio. To solve the first problem, one Card 3/17 must find the integral of (1). In the case of Approximation Method of Calculating 77770 Detection Characteristics in Multi- SOVI-109-5-2-3126 channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values channels with independent noise (1) is reduced to: 0 U041" However,for correlated noises the integral cannot be taken even in the simplest case when n = 2. one must note that, for the latter case, an expansion of (1) into series is-known: pv I Card 4/17 where Approximation Method of Calculating Detection Characteristics In Multi- channel Systems With Coivelated Nol,;es by Selecting Amplitudes According to Their Greatest Values 77770 SOV/10975-2-3/26 112 ie- ~ i For small values of P F series (0) converges slowly, and a greater number of terms must be considered. The solution of the second part of the problem amounts to the caloalation 'of (2) when Uo is known. However, the calculation of (2) can be simplified substantially. The method consit3ts In consolidation of the channels by selecting the channel with the greatest magnitude of the eiivelope amplitude. This channel (with a negligible error P D > 0-5) is the one containing the oignal. It amounts to a problem Card 5/ 17 of detectlng a aignal In a one-channel system with Approximation Method of Calculating 7771-0 Detection Characteristics In Multl- SOV/109-51-2-3/26 channel Systems With Correlated Nolses by Selecting Amplitudes According to Their Greatest Values a known threahold U, (7) where r v (-P - (8) Till with s = amplitude of signal. In the present work, the author finds an asymptotic expression for P F < 10-2 when n = 2, and analyzes an approximation method for calculating the probability of false alarm In a multichannel system. (2) Asymptotic Card 6/17 F,-Pression for Integral IDio-Dimensional Distribution Approximation Method of Calculating 77770 Detection Characteristics in multi- SOV/109-5-2-3/26 .channel Systems With Correlated Noises by Selecting Amplitudes According to Their GreatestValues of Panplitudes. For a two-channel system, Eq. (1) is reduced to: U. 11, (ri, r2) drjdr2, where W2 (r.,, r2) is given by (4). At the same time, P (rt. or r2 > r'0)= P (r, >If(,) + 11 (r, > Un) - P (r, & r. "> Uo), (10) Following a series of operations and substitutions, the following asymptotic expression for P F is obtainedi Card 7/ 17 Approximation Method of Calculating 77770 Detection Characteristics In Multi- SO'1/109-5-2-3/26 channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values Pr 2 - Lt-PII - erf which Is valid whpn two condItlons are complied (20) which is usually the case. A comparison of the probability of a spurious signal PF calculated according to (19), with exact values PT found fr;,.-, F (9) by numerical calculation, Is shown in a4ablu. The error of (19) does not exceed 0.5% when Card 8/17 ', 0.5. Figure 1 shows a diagram >,, 3.0 andp,> j~ I ,coll Inz L 1. lul I v /J 0 li -I of probablilt.1co ot' alavm~; 1, F -0 to 10 whill 1.0, '11.1 ot~dculai--L-6 "Icc-ordlill, t,(:) Pvonj thi! lat-Acr-, all collclu'.:,lon call b(! Illade . With a In magnitucle of a fah;e alarm, the Influunce of nc)j.-.;c, correlatlon decreasu~,, too. Card 10/ 17 Fig. 1. So(,- Caption ol" Card 11/17 ApproxJ.matlon Plethod of Calculating 77770 Detection Characteristics in Multl- SOV/109-5-2-3/?_6 channel Systems With Correlated Nolscn by Selecting Amplitudes According to Their Greatest Values Caption to Fig. 1. Fig. 1. Probability of false alarm in a two-channel system for various ccefficients of correlation. To evaluate the inf-luence of noise correlation at different levels of a false alarm, the author considers relationst 1, 1, F0, cx:.= (21) for 0 X), Card 11/17 Approximation Method of Calculating Detection Characteristics in Multi- channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values 77770 SOV/109-5-2-3/26 where quantity CL car, be considered as a relative correction resultinE; from noise correlation. Comparing (21) and (.22), the following expression is obtained: =I+p I - erl (23) 1, jfP 20+0 which is valid under conditions (20) (P:;: 0, CL = Figure 2 shows on a double logarithmic scale the dependence of CL on the magnitude of probability false alarm in each channeli 0). of 2 P e -/3/2 Card 12/ 17 0 77770 SOVI/109-5-2-3/26 a ----777 F 17- . ! 02 - ON: -INS 00i 003 002 - ml /01 10'J Aq'* t9 J ill" 10-7 10 1 1)-' Ig-W /0- V 11 Fi C, 2 . inriuence of correlation at v.-,ious levels of falsc alarm. Card 13/ 17 Approximation Method of Calculating 77770 Detection Characteristics in Multi- SOV/3-09-5-2-3/26 channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values (3) Multichannel System. Assuming that there are n chann,els with correlated nolse, the authors find an expresslon for P F: Pir ~ P (A, or. A, or or A~... or Aj. (24~ according to known rule of the theory of probability: J)F~ P (A, or .42...,ar Aj ~Sj-S2+S-,,-.+S- (2.5 IV where Card 14/ 17 Approximation Method of Calculating Detection Charac'eristics in Multi- channel Systems With Correlated-Noises by Selecting'Amplitudes According to Their Greatest Values S, P (A,); 11 n S. '%' N' (A,vtA,,), 41 zi n it ?I .......... 77770 SO-VI109-5 -2 ----,)/26 i < k; < k < ....... S~ ~- P(Aig. A~ A,,). In cases when nonadjacent channels are not too strongly correlated, the probability of a triple coincidence is P(AJ. and t and A Neglecting a triple coincidence, we have: Card 15/17 Approximation Method of Calculating 77770 Detection Characteristics in Multi- SOV/109-5-2-3/26 channel Systems With Correlated Noises by Selecting Amplitudes According to Their Greatest Values itn pp~_-Ilp'-~~ I P(Aj~.~.Ak), i>I,. and that the envelope a physical meaning, The val, at, Uw Ill.tol. output J.~ determIned by the typo and the MaxInium detuning of' frequency Wvilth respect, to the re.,~onai.,- Card llp2 w 0 or tl-Z 17,11tei'': Detection of a Signal of Unkno-.,m Fi-e-,q-Lienr,, 77949 and Arbitrary Initial Phase in the Presence SOV/109-5-3-3/26 of White Noise (3) q where q2 _ peak ratio signal-to-noloe In absence of 0 mistuning.; RA -envelope at filter output for maximum detuning ,\ w= w -w 0 ; R0 - envelope at output for A ci = 0. Over the covered range of B cps n filters are used. Then the detuning.of adjacent filters: A 0) but the maximum possible signal frequency detuning is: AG) = A = ~11. Card 5/22 2 1, (5) Detection of a Signal of Urdcnown Frequency 77949 and Arbitrary Initial Phase in the Presence SOV/109-5-3-3/26 of White Noise A. Optimum filter. Pul~,o characterio-tic Is-, h (t) = u. (T - t) je), (T - t) - Yj, (6) where W - a certain fixed value of signal frequeney- 0 For this filter: q~ (7) 0 YO For a detunIng of carrier frequency with relation to (ij0 the output voltage is: Tj 2R ~ cos (wt + T) cos ((,)0t + (p,) dt = RA (T) cos T 0 Card 6/22 The square of the enivelope, ratio 13: Detection of a Signal of Unknown Frequency 77949 and Arbitrary Initial Phase In the Presence SOV/109-5-3-3/2-6 of White Noise 8 Bill IVT B. Filter with a resonance type of frequency characteristic. Has a transmission coefficient: K(iw)= - Card 7/22 where W./27T is filter resonance frequency;-2-Q/2 W Is full bandwidth of 3db level The filter bandwidth S-lis to be so selected that q is maxiinum. The optimum !a0 1,257 (13) 7. Detection of a Signal of Unknown Frequency 77949 and Arbitrary Initial Phase in the Presence SOV/109-5-3-3/26 of White Noise here M q - 0. 8 L (m) 0 No' BT R. (T) 1 + (2,5 -i-2. LO C. Rectangular filter. Transmission coefficient K (im) e-f((J-Ca,) I, f- I w - ('10 1