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本文(NAVY MIL-T-15844-1950 TEMPERATURE MEASURING SET AN TSQ-4( )《 AN TSQ-4( )温度测量仪器》.pdf)为本站会员(eventdump275)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

NAVY MIL-T-15844-1950 TEMPERATURE MEASURING SET AN TSQ-4( )《 AN TSQ-4( )温度测量仪器》.pdf

1、f MIL-T-15844 bb 777770b 0127056 B f- MIL-T- 15844(SHtPS) 15 November 1950 MILITARY SPECIFICATION TEMPERATURE MEASURJNG SET AN/TSQ-4( ) 1, SCOPE 1.1 This specification covers one type of Temperzturc Measwing 2, APPLICABLE SPECIFICATIONS 2.1 Specifications; - The following specifications, of the issu

2、e in effect Set, AN/TSQ-4( ). (See 3.2. i) on date of irivitation for bids, form a part of this specification: Military Specifications JAN-P-658 - Packaging and Packing of Electrical Equipment and Spare Parts (Electronic, Electrical and Electro- Mechanical). MIL-E-2036 - Enclosures (Non-Rotating Ele

3、ctrical Equipment) (Naval Shipboard Use) , MIL-C-5015 - Connectors; Electrical, MIL-E.-15685 - Electronic Equipment for Service Test (Ship ad Shore): General Specification. Navy Department Specifications General Specifications for inspection of Material 16E6 - Electronic Spare Parts Requirements: In

4、structions for 4OT9 - Tests; Shock, Vibration, and Inclination (for Special Equipment): Determining. General Specification. (Army. - Copies of specifications should be obtained from the procuring agency or as directed by thzt agency Both the title and identifying number or symbol should be stipulate

5、d when requesting copies, ) (Navy- Copies of Military (including joint Army-Navy anf %th the tihie and identifying number or symbol should be stipulated when requesting copies, ) (Air Force. - Copies of Military (including hint Army-Navy and National vilit6mishment) specific (e) Power stippy. 3.3.1.

6、1 Thermo-detectors, - Tht; thermo-detectors shall be temperature sensitive resistors, responsive over a temperature range of 400“ to 1500“Fa 3.3, I. 1.1 Construction, - The thermo-detectors shall. contain a resistor winding mounted in the end f 8 protective tubing, This tubing shall also serve as th

7、e grounded electrical lead or the resistor winding, The other lead shall be a platinum-iridium wire installed internally in the psotective tubing and insulaked therefrom with high temperature cement specCied in 3.1.1. The overall length of the assembled thermo-detectom shall be approximately 6 inche

8、 for installation in the turbine blading and connection to the coup33ng.hub. (See 3.3. 1.2) . 3.3.1.1.2 Sensitive element, - The sensitive element shall be a Lrni.4 rhodium wire, The cold resistance (at ambient temperature) shall be approximately 5.5 ohms ranging to approxmat,ely 20 ohms at 1500F. T

9、he rhoium wire shall be wound around the end of the internal lead wire. The lead wire shall first.be insulated by coating with high temperature cement (see 3.1.1. (d) prior to installation of the rhodium wire. The winding shall oceuppy approximately 1/4 inch space on the end of the lead wire. After

10、winding, a connection tab shall be welded to one end of th lead wire. The winding shall. then be covered with insulatiri9 cement (except the tab). A simllar tab shall be cut in the wall of the protective tubing and the resistor assembly inserted. The two tabs shall bc welded shut to seal the assembl

11、y and csmp?.ete electrical connections, 3,3,1,1,3 Protective tubin . - The protective tubing for the thermo- detectors shall be + incone or other high temperature material of equal grade (see 3,1,1, (a) of 0,040 inch outside diameter. Licensed by Information Handling ServicesMIL-T-15844 66 m 7977906

12、 0129060 T m - MIL-T- 15844(SHIpS) 3.3. 1. 1. 4 Thermal .shock. - The assembled thermo-detectors shaU be capable of withstanding thermal shock of repeated heating and cooling from ambient tempeeatures to 1500F., without mechanical or electrical failure of any sort. 3.3.1.1.5 Acceleration. - The ther

13、rzo-detectors shall also be capable of resisting accelerations encountered at speeds up to 25,000 rpm, concurrent with high temperatures of turbine operation, 3.3.1.2 Coupling, hub assembly, - The four assembled.thermo-detectors shall be held in place on the turbo-superch;irgerwheel by means of a co

14、upling hub, 3.3.1.2.1 Construction. - The hub shall be a metallic disc with the outer face turned down to a flat conical surface, The conical angle of this face exWu!iedshall align with the holes bored in the turbine disc for retention of the rmo-de tec tor s. 3,3. I. 2.2 Thermo-detector mounting, -

15、 Four clamps shall be installed on the conical surface of the hub. The clamps shall be contoured to fit the thermo-detectors snugly without crushing. These clamps shall be capable of holding the thermo-resistors against stress of rotation. (See 3.3.11.5) 3.3.1.2.3 Thermo-detector junction. - The the

16、rmo-detector leads shall extend through thc clamps to four electrical junctions. These junctions shall connect the intsrnal lead wires of the thermo-resistors to high temperature flexible lead wires. The lead wires shall run through the center of the hub and shall extend through the drilled center o

17、f the turbo-supercharger shaft, 3.3,1.3 Electronic commutator asSernbly. - A non-contacting. radio frequency commutator assembly shall be provided which shall couple the thermo-detectors sequentially to the RF generator Emd the computer- Indicator as se mbly . 3,3,1,3.1 Construction. - The commutato

18、r shall consist of the following: (a) C.ommutator disc and shaft. (b) 3earing yoke and mounting base. (c) Rotating terminal. disc. (d) Mechanical coupling. (e), Thrnial modulator coil assembly, (f) statax- puise transmitter coiL (g) Stator pulse receiver coil. (h) Synchronizing coils md ring holder.

19、 - 5 Licensed by Information Handling ServicesMIL-T-15844 bb 777770b 0129Ob1 I MILr T-158 4 4 (SHIPS) 3.3,I. 3.1,1 Commutator disc and shaft, - The commutator shall be an aluminum disc provided with five mounting boles spaced radially around the sides of the disc for mounting the thermal modulator c

20、olls, An iron slug shall be mounted on the circumference of the disc for generation of reference pulses, The disc shall revolve on a shaft which shall be drilled to povide for installation of leacis from .e turbo-rotor, The entire rotating gssembly shall be dynamically balanced. to msum greatest fre

21、edom from vibration at speeds of rotation up to 26,000 rpnl- 3.3.13, le 2 Bearing xoke and mounting base, - The electronic commutator systemmall revolve .in a bemfng y.ake supported with bearings on each end of the shaft for greatest possiblerigidity at high speeds of rotation, The bearing yoke shal

22、l be supparted on a mounting base with open lugs for attachment to the machinery frame. 3,3,1,3,i, 2 rminal disc, A potaihg terminal disc shall be installed on one end of the cb-aft to serve as an electrical junction for the leads from the turbine rotor with the thermal modulator coil connections, A

23、 zero-coefficient resistor shail be mounted on this terminal disc which shall be ghunted across one of the thermal modulator coils for generation of reference pulses. 3,3, I.* 3,1,4 Mechanical coupling, - On the opposite end of the commutator assembly a mechdcal couplingsystem shall be provided for

24、driving the rommutator system from the turbo-rotor, mie couplifig snail be provided with an internal holiow sleeve to suppot tho flexible laad wires running from the turbine rotor to the terminal disc, 3,3,1. 3, i, 5 Thermal modiator coil assembly. - The commutator shall contain five.pairs o coils i

25、nstalled in the mounting holes. (See 3,3,1.3,1, I) Four of these coil pairs shafl be shurlted by the tettkio;detectors to fqnciion as% thermal modulating system, The function of these coil pdrs shall be to receive pulsos of RF enera from the RF generator and to transmit a,portion of this energy back

26、 to the computer-indicator assembly, The transmitted energy shall be a functiori of. the resistance value of the thermo-detectors, The fifth coil. pair of the commutator shall be shunted “03f the zero-coefficient resistor, (See 3,3.1,3,1,3) 3,3.1,3,1,-6 Stator pulse transmitter coUassembly- .A Stati

27、onwy coil shall be provimfor translission- pulses to the thermal modulator coil system, This transmitter coil shall be mounted on the bearing yoke coaxial with the thermal modulaor coils. “he coil leads shal be terminated on the bear4ng yoke in connectors conforming to SpeciiCaon MIL-C-5015, 6 Licen

28、sed by Information Handling ServicesMIL-T- 15844(SHIPS) 3; 3.1.3, i. 7 Stator pulse receiver coil. - A stafiomry coil shall be provided. for reception of temperature information pulses from the thermal modulator coil system. The receiver coil shall be mounted on the bearing yoke on the side opposite

29、 from the transmitter coil. The leads shall be terminated in connector conforming to Specification MIL-(2-50 15, shall revolve within a ring containing five synchronizing coils. The iron shg mounted on the commutator (see 3.3. I. 3.1, i) shall generate 64pipsry of voltage or timing pulses in a circu

30、it to which the synchronizing coils are connected. The synchronizing coil leads shall be terminated in connectors conforming to Specification MIL-C-5015 mounted on the.bearing yoke or com muht or frame. 3.3.1.3.1.8 Synchronizing coils and ring holder, - The cornmutator 3.3,1,4 Computer-indicator ass

31、embly, - A computer-indicator assembly shall be provided which sha13: Slipply syricknized pulses of RF energy to the stator pulse transmitter coil, This assembly shall also receive the thermally modulated signals to compute and indicate the temperatures at the installed thermo- detector positions, 3

32、.3.1.4.1 Construction, - The computer-indicator assembly shall consist- of the following: (a) RI? osciilatoc (bj Triggering circuit (c) Computer (d) Indic in addition, electrical terminals shall be providcd.for operation of any strip-chart recorder which may be connected to this equipment, All neces

33、sary. scale setting adjustments fp m, sticking o% contrsls or marked changes in calibration setthga shall be cmse for return of the equipment to the contractor for rectification sf defects, 4.2,4 The equipment shall be checked for accuracy of temperature indication required by this vpocification dur

34、ing the temperature operating test. 9 . Licensed by Information Handling ServicesMIL-T-l5844(SH*IPS) 4.3 inspection tests shall be as specified in Specification MIL-E-1.5685. 5, PREPARATION FOR DELIVERY 5.1 Equipment, - Equipment shall be prepared lor delivery in uccordmce with Specfficatian JAN-P-

35、658. Equiprmnt shall be given the cornmercial: or the sorvice type gf packing for domestic shipment or shall be packed for over- seas shipment, as spccified in the contract or .order. 5, Z Spare parts kits, - Spare parts kits shall be prepred for delivery in accordance with the raquireinents .for on

36、 board spare paris of Specfication JA!?- C-858. 6, NOTES 6,1 Orderin data, - Procurement documents should specify the title, number, &is an specificaton, afid any other desired. otions offered herein, (See 5,l) Notice, - When Government drawings, specifications, or other data are used for any purpos

37、c other than in conncction with a definitely related Gsvernment pxocurerncnt operation, the Uto States Government thereby incurs no responsibility or oblig.aton whatsoever, and the. fact that the Govwnment may have formulated, furnished, or in any way supplied said drawings, specifications, or other

38、 data, is not to be regwdcd by implication or otherwise as in any manner licensing the holda or any other person or corporation, or conveying any rights or permission to manufgcture, use, or sell any patented invention that may in any way be related thereto. O - 10 Licensed by Information Handling Services

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