CN108341074A - 2600M thermoregulator testers - Google Patents

2600M thermoregulator testers Download PDF

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Publication number
CN108341074A
CN108341074A CN201810427317.1A CN201810427317A CN108341074A CN 108341074 A CN108341074 A CN 108341074A CN 201810427317 A CN201810427317 A CN 201810427317A CN 108341074 A CN108341074 A CN 108341074A
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China
Prior art keywords
thermoregulator
tester
type
signal
voltage
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CN201810427317.1A
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CN108341074B (en
Inventor
江淑美
杨飞华
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Shanghai Haiying Machinery Plant
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Shanghai Haiying Machinery Plant
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/60—Testing or inspecting aircraft components or systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K15/00—Testing or calibrating of thermometers
    • G01K15/005—Calibration
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Temperature (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The invention discloses a kind of 2600M thermoregulators testers, by realizing the installation of tester circuit design, tester panel and the design of babinet and layout, each component of tester from no equipment, without means to thering are reliable apparatus and corresponding means to check first, the functional of B-mode thermoregulator, tester is easy to carry, can work at any time and any place.

Description

2600M thermoregulator testers
Technical field
The present invention relates to a kind of 2600M thermoregulators testers, and 2600M thermoregulators tester is (hereinafter referred to as：School Test instrument) be examination and maintenance first, B-mode thermoregulator important equipment, whether first, B-mode thermoregulator work normally shadow Ring aircraft safety.A type thermoregulator major function is to control to adjust the temperature in certain type helicopter equipment cabin, and aircraft is made to set It is standby to run well under complicated weather conditions；B-mode thermoregulator reaches highest with Mr. Yu's type helicopter reducer oil temperature It sends warning signal when temperature, to enable aircraft to work normally, ensures flight safety.
Background technology
Currently, being examined whether normal operation to the function of first, B-mode thermoregulator without technological means and special equipment It looks into.
Invention content
The present invention is to solve above-mentioned technical problem and the technical solution adopted is that provide a kind of 2600M thermoregulators verification Instrument, wherein specific technical solution is：
Including Щ Х -36 types aviation plug, ganged switch, solid-state relay, potentiometer, diode, signal lamp；Institute Щ Х -36 type aviation plugs connection ganged switch is stated, the ganged switch connection diode 1 and 5 signal lamps of Л, the duplex are opened Close relay P1 in parallel, 1 signal lamps of relay P1 connections Л, 3 signal lamps of Л and diode 2, the ganged switch parallel connection Relay P2,2 signal lamps of relay P2 connections Л, 4 signal lamps of Л and diode 3；The ganged switch, which is also connected with, tests oneself It tries mouth；Further include tester panel, test interface, indicator light and change-over switch are set on tester panel.
Using the method for calibration of the 2600M thermoregulator testers, including：1) A type thermoregulator hand is checked Dynamic temperature adjustment function：By adjusting " cabin heating " change-over switch on certain type helicopter second navigator's instrument board manually, make conversion Switch is placed in " heating " or " cooling " position, and A type thermoregulator exports 27V d. c. voltage signals to tester, makes tester Corresponding signal lamp ignites, to realize the manual temperature function check to A type thermoregulator；2) first, B-mode is checked Thermoregulator automatic temperature-adjusting function：Temperature sensor signal on certain type machine is simulated by the rheostat of tester, is input to temperature Adjuster, output 27V d. c. voltage signals make the corresponding signal of tester refer to 2 testers after thermoregulator receives signal Show that lamp ignites, to realize that the automatic temperature-adjusting function to first, second thermoregulator verifies.
The method of calibration of the 2600M thermoregulator testers, specially：
1) test interface T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster is powered, voltage is measured according to T5 (+)/T6 (-) program, is had Direct current 27V voltage outputs, No. 3, No. 1 terminals output voltage of Щ Х -36 type plugs；
(2) under off working state, according to T5 (+)/T6 (-) program input direct-current 27V voltages, working power letter can be simulated Number, check 5 working conditions of Л.
2) test interface T1 (+)/T6 (-), T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster " heating ", according to T1 (+)/T6 (-), T5 (+)/T6 (-) Program measures voltage, there is a direct current 27V voltage outputs, No. 5 of Щ Х -36 type plugs, No. 1 terminals output voltage it is normal；
(2) it under off working state, according to T1 (+)/T6 (-), T5 (+)/T6 (-) program input direct-current 27V voltages, can simulate Thermoregulator signal checks Л 3,5 all lights of Л, working properly.
3) test interface T3 (+)/T6 (-), T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster " cooling ", according to T3 (+)/T6 (-), T5 (+)/T6 (-) Program measures voltage, there is direct current 27V voltage outputs, No. 6, No. 1 terminals output voltage of Щ Х -36 type plugs；
(2) it under off working state, according to T3 (+)/T6 (-), T5 (+)/T6 (-) program input direct-current 27V voltages, can simulate Thermoregulator signal checks Л 4,5 all lights of Л, working properly.
4) test interface T4 (+)/T6 (-), T5 (+)/T1 (-)
(1) even under machine working condition, when testing closed throttle, according to T4 (+)/T6 (-), T5 (+)/T1 (-) program is surveyed Measure voltage, there is a direct current 27V voltage outputs, No. 3 of Щ Х -36 type plugs, No. 5 terminals output voltages it is normal；
(2) it under off working state, can be simulated according to T4 (+)/T6 (-), T5 (+)/T1 (-) program input direct-current 27V voltages Throttle signal checks Л 1, Л 4,5 all lights of Л, working properly.
5) test interface T2 (+)/T6 (-), T5 (+)/T4 (-)
(1) even under machine working condition, when test air throttle is opened, according to T2 (+)/T6 (-), T5 (+)/T4 (-) program is surveyed Measure voltage, there is a direct current 27V voltage outputs, No. 3 of Щ Х -36 type plugs, No. 6 terminals output voltages it is normal；
(2) it under off working state, can be simulated according to T2 (+)/T6 (-), T5 (+)/T4 (-) program input direct-current 27V voltages Throttle signal checks Л 2, Л 3,5 all lights of Л, working properly.
The present invention has the advantages that compared with the existing technology：
When being verified to airborne thermoregulator, this tester is inserted by Щ Х -36 types aviation plugs with airborne Head connection, is closed ganged switch, is connected to airborne 27V DC power supplies.For adjusting cabin temperature, this tester utilizes solid-state relay A series of actions of the correlation component such as device, airborne thermoregulator is simulated by the light on and off of one group of signal lamp to cabin The state of a control of temperature, to realize the checking function to airborne thermoregulator and its line related.Meanwhile this tester is set In respect of self-test interface, even when machine work, can measure under airborne thermoregulator different working condition, 27V DC power supplies it is defeated Artificial situation；Or when off line, 27V DC power supplies are inputted by self-test interface, realize the self-test to this tester.
First, B-mode thermoregulator are to realize the tune to temperature in cabin by controlling the folding of air throttle in aircraft cabin Section：When air throttle is opened, engine hot gas enters cabin, realizes heating；When air throttle is closed, engine hot gas cannot be into Enter cabin, realizes cooling.
Tester is to realize to check first, the functional of B-mode thermoregulator, can be used for scene and directly judges first, second Whether type thermoregulator works normally, and whether air throttle normally opens and closes, and is important the setting for ensureing certain type helicopter flight safety It is standby.
Description of the drawings
Fig. 1 is the schematic diagram of each component connection structure of tester.
Fig. 2 is the schematic diagram of tester panel.
Fig. 3 is the schematic diagram of tester circuit.
Specific implementation mode
The present invention provides a kind of 2600M thermoregulators tester；
1 design principle
1.1 check A type thermoregulator manual temperature function
By adjusting " cabin heating " change-over switch on certain type helicopter second navigator's instrument board manually, make change-over switch It is placed in " heating " or " cooling " position, A type thermoregulator exports 27V d. c. voltage signals and verified to 2600M thermoregulators Instrument makes the corresponding signal lamp of 2600M thermoregulator testers ignite by processing, to realize to A type temperature tune Save the manual temperature function check of device.
1.2 check first, B-mode thermoregulator automatic temperature-adjusting function
Temperature sensor signal on certain type machine is simulated by the rheostat of tester and is input to thermoregulator, thermoregulator Output 27V d. c. voltage signals make the corresponding signal lamp of tester ignite to tester by processing after receiving signal, To realize that the automatic temperature-adjusting function to thermoregulator verifies.
2 the key technical indexes
2.1 test event：Check the manual work performance of A type thermoregulator
(1) closed throttle, indicator light Л 1 are bright
No. 3, No. 5 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(2) air throttle is opened, and indicator light Л 2 is bright
No. 3, No. 6 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(3) " cabin heating " change-over switch is placed in " heating " position, and indicator light Л 3 is bright
No. 5, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(4) " cabin heating " change-over switch is placed in " cooling " position, and indicator light Л 4 is bright
No. 6, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(5) thermoregulator is powered on, and indicator light Л 5 is bright
No. 3, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
2.2 test event：Check the automatic work performance of thermoregulator
(1) closed throttle, indicator light Л 1 are bright
No. 3, No. 5 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(2) air throttle is opened, and indicator light Л 2 is bright
No. 3, No. 6 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(3) 2714A types manipulation device starts heating function, and indicator light Л 3 is bright
No. 5, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(4) 2714A types manipulation device starts refrigerating function, and indicator light Л 4 is bright
No. 6, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
(5) thermoregulator is powered on, and indicator light Л 5 is bright
No. 3, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs
2.3 test event：Check the alarm performance of B-mode thermoregulator
(1) air throttle manipulation device starts refrigerating function, and indicator light Л 4 is bright
No. 6, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -37 type plugs
(2) thermoregulator is powered on, and indicator light Л 5 is bright
No. 3, No. 1 terminals output voltage DC27 (1 ± 10%) V of Щ Х -37 type plugs
2.4 operating ambient temperature：(- 10~50) DEG C.
3 specific technical solutions
Including Щ Х -36 types aviation plug, ganged switch, solid-state relay, potentiometer, diode, signal lamp；Institute Щ Х -36 type aviation plugs connection ganged switch is stated, the ganged switch connection diode 1 and 5 signal lamps of Л, the duplex are opened Close relay P1 in parallel, 1 signal lamps of relay P1 connections Л, 3 signal lamps of Л and diode 2, the ganged switch parallel connection Relay P2,2 signal lamps of relay P2 connections Л, 4 signal lamps of Л and diode 3；The ganged switch, which is also connected with, tests oneself It tries mouth；Further include tester panel, test interface, indicator light and change-over switch are set on tester panel.
Using the method for calibration of 2600M thermoregulator testers, including：1) A type thermoregulator manual temperature is checked Function：By adjusting " cabin heating " change-over switch on certain type helicopter second navigator's instrument board manually, change-over switch is made to set In " heating " or " cooling " position, A type thermoregulator exports 27V d. c. voltage signals to tester, keeps tester corresponding Signal lamp ignites, to realize the manual temperature function check to A type thermoregulator；2) first, B-mode temperature tune are checked Save device automatic temperature-adjusting function：Temperature sensor signal on certain type machine is simulated by the rheostat of tester, is input to thermoregulator, Output 27V d. c. voltage signals make the corresponding signal lamp combustion of tester to 2 testers after thermoregulator receives signal It is bright, to realize that the automatic temperature-adjusting function to first, second thermoregulator verifies.
Using the method for calibration of 2600M thermoregulator testers, specially：
1) test interface T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster is powered, voltage is measured according to T5 (+)/T6 (-) program, is had Direct current 27V voltage outputs, No. 3, No. 1 terminals output voltage of Щ Х -36 type plugs；
(2) under off working state, according to T5 (+)/T6 (-) program input direct-current 27V voltages, working power letter can be simulated Number, check 5 working conditions of Л.
2) test interface T1 (+)/T6 (-), T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster " heating ", according to T1 (+)/T6 (-), T5 (+)/T6 (-) Program measures voltage, there is a direct current 27V voltage outputs, No. 5 of Щ Х -36 type plugs, No. 1 terminals output voltage it is normal；
(2) it under off working state, according to T1 (+)/T6 (-), T5 (+)/T6 (-) program input direct-current 27V voltages, can simulate Thermoregulator signal checks Л 3,5 all lights of Л, working properly.
3) test interface T3 (+)/T6 (-), T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster " cooling ", according to T3 (+)/T6 (-), T5 (+)/T6 (-) Program measures voltage, there is direct current 27V voltage outputs, No. 6, No. 1 terminals output voltage of Щ Х -36 type plugs；
(2) it under off working state, according to T3 (+)/T6 (-), T5 (+)/T6 (-) program input direct-current 27V voltages, can simulate Thermoregulator signal checks Л 4,5 all lights of Л, working properly.
4) test interface T4 (+)/T6 (-), T5 (+)/T1 (-)
(1) even under machine working condition, when testing closed throttle, according to T4 (+)/T6 (-),
T5 (+)/T1 (-) program measures voltage, there is direct current 27V voltage outputs, No. 3, No. 5 wiring of Щ Х -36 type plugs Hold output voltage normal；
(2) it under off working state, can be simulated according to T4 (+)/T6 (-), T5 (+)/T1 (-) program input direct-current 27V voltages Throttle signal checks Л 1, Л 4,5 all lights of Л, working properly.
5) test interface T2 (+)/T6 (-), T5 (+)/T4 (-)
(1) even under machine working condition, when test air throttle is opened, according to T2 (+)/T6 (-), T5 (+)/T4 (-) program is surveyed Measure voltage, there is a direct current 27V voltage outputs, No. 3 of Щ Х -36 type plugs, No. 6 terminals output voltages it is normal；
(2) it under off working state, can be simulated according to T2 (+)/T6 (-), T5 (+)/T4 (-) program input direct-current 27V voltages Throttle signal checks Л 2, Л 3,5 all lights of Л, working properly.
Embodiment 1：
1, A type thermoregulator manual temperature function is checked
(1) certain type helicopter closed throttle, No. 3, No. 5 terminals of the Щ Х -36 type plugs of A type thermoregulator Output voltage DC27 (1 ± 10%) V, indicator light Л 1 is bright；
(2) air throttle is opened, No. 3, No. 6 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs, instruction Lamp Л 2 is bright；
(3) " cabin heating " change-over switch is placed in " heat " position, No. 5, No. 1 terminals output voltage of Щ Х -36 type plugs DC27 (1 ± 10%) V, indicator light Л 3 is bright；
(4) " cabin heating " change-over switch is placed in " cold " position, No. 6, No. 1 terminals output voltage of Щ Х -36 type plugs DC27 (1 ± 10%) V, indicator light Л 4 is bright；
(5) thermoregulator is powered on, No. 3 of Щ Х -36 type plugs, No. 1 terminals output voltage DC27 (1 ± 10%) V, indicator light Л 5 are bright.
2：Check first, B-mode thermoregulator automatic temperature-adjusting function
(1) certain type helicopter closed throttle, No. 3, No. 5 terminals outputs of the Щ Х -36 type plugs of thermoregulator Voltage DC27 (1 ± 10%) V, indicator light Л 1 is bright；
(2) air throttle is opened, No. 3, No. 6 terminals output voltage DC27 (1 ± 10%) V of Щ Х -36 type plugs, instruction Lamp Л 2 is bright；
(3) 2714A types manipulation device starts heating function, No. 5, No. 1 terminals output voltage of Щ Х -36 type plugs DC27 (1 ± 10%) V, indicator light Л 3 is bright；
(4) 2714A types manipulation device starts heating function, No. 6, No. 1 terminals output voltage of Щ Х -36 type plugs DC27 (1 ± 10%) V, indicator light Л 4 is bright；
(5) thermoregulator is powered on, No. 3 of Щ Х -36 type plugs, No. 1 terminals output voltage DC27 (1 ± 10%) V, indicator light Л 5 are bright.
Although the present invention is disclosed as above with preferred embodiment, however, it is not to limit the invention, any this field skill Art personnel, without departing from the spirit and scope of the present invention, when can make a little modification and it is perfect, therefore the present invention protection model It encloses to work as and is subject to what claims were defined.

Claims (3)

1. a kind of 2600M thermoregulators tester, it is characterised in that：
Including Щ Х -36 types aviation plug, ganged switch, solid-state relay, potentiometer, diode, signal lamp；The Щ Х -36 type aviation plugs connect ganged switch, the ganged switch connection diode 1 and 5 signal lamps of Л, and the ganged switch is simultaneously Join relay P1,1 signal lamps of relay P1 connections Л, 3 signal lamps of Л and diode 2, the ganged switch parallel connection relay Device P2,2 signal lamps of relay P2 connections Л, 4 signal lamps of Л and diode 3；The ganged switch is also connected with to test oneself and try Mouthful；Further include tester panel, test interface, indicator light and change-over switch are set on tester panel.
2. a kind of method of calibration of application 2600M thermoregulators tester as described in claim 1, it is characterised in that：1) Check A type thermoregulator manual temperature function：By adjusting " the cabin on certain type helicopter second navigator's instrument board manually Heating " change-over switch, makes change-over switch be placed in " heating " or " cooling " position, and A type thermoregulator exports 27V DC voltages Signal makes the corresponding signal lamp of tester ignite to tester, to realize the manual temperature to A type thermoregulator Function check；2) first, B-mode thermoregulator automatic temperature-adjusting function are checked：Temperature on certain type machine is simulated by the rheostat of tester Sensor signal, is input to thermoregulator, and thermoregulator receives after signal output 27V d. c. voltage signals to 2 testers, The corresponding signal lamp of tester is set to ignite, to realize that the automatic temperature-adjusting function to first, second thermoregulator verifies.
3. the method for calibration of 2600M thermoregulators tester as claimed in claim 2, it is characterised in that：
1) test interface T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster is powered, voltage is measured according to T5 (+)/T6 (-) program, there is direct current 27V voltage outputs, No. 3, No. 1 terminals output voltage of Щ Х -36 type plugs；
(2) under off working state, according to T5 (+)/T6 (-) program input direct-current 27V voltages, working power signal can be simulated, is examined Look into 5 working conditions of Л.
2) test interface T1 (+)/T6 (-), T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster " heating ", according to T1 (+)/T6 (-), T5 (+)/T6 (-) program Measure voltage, there is a direct current 27V voltage outputs, No. 5 of Щ Х -36 type plugs, No. 1 terminals output voltage it is normal；
It (2), can analog temperature according to T1 (+)/T6 (-), T5 (+)/T6 (-) program input direct-current 27V voltages under off working state Regulator signal checks Л 3,5 all lights of Л, working properly.
3) test interface T3 (+)/T6 (-), T5 (+)/T6 (-)
(1) even under machine working condition, when test temperature adjuster " cooling ", according to T3 (+)/T6 (-), T5 (+)/T6 (-) program Voltage is measured, there is direct current 27V voltage outputs, No. 6, No. 1 terminals output voltage of Щ Х -36 type plugs；
It (2), can analog temperature according to T3 (+)/T6 (-), T5 (+)/T6 (-) program input direct-current 27V voltages under off working state Regulator signal checks Л 4,5 all lights of Л, working properly.
4) test interface T4 (+)/T6 (-), T5 (+)/T1 (-)
(1) even under machine working condition, when testing closed throttle, according to T4 (+)/T6 (-), T5 (+)/T1 (-) program measures electricity Pressure, there is a direct current 27V voltage outputs, No. 3 of Щ Х -36 type plugs, No. 5 terminals output voltages it is normal；
(2) under off working state, solar term can be simulated according to T4 (+)/T6 (-), T5 (+)/T1 (-) program input direct-current 27V voltages Gate signal checks Л 1, Л 4,5 all lights of Л, working properly.
5) test interface T2 (+)/T6 (-), T5 (+)/T4 (-)
(1) even under machine working condition, when test air throttle is opened, according to T2 (+)/T6 (-), T5 (+)/T4 (-) program measures electricity Pressure, there is a direct current 27V voltage outputs, No. 3 of Щ Х -36 type plugs, No. 6 terminals output voltages it is normal；
(2) under off working state, solar term can be simulated according to T2 (+)/T6 (-), T5 (+)/T4 (-) program input direct-current 27V voltages Gate signal checks Л 2, Л 3,5 all lights of Л, working properly.
CN201810427317.1A 2018-05-07 2018-05-07 2600M Temperature Regulator Calibrator Active CN108341074B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810427317.1A CN108341074B (en) 2018-05-07 2018-05-07 2600M Temperature Regulator Calibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810427317.1A CN108341074B (en) 2018-05-07 2018-05-07 2600M Temperature Regulator Calibrator

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CN108341074A true CN108341074A (en) 2018-07-31
CN108341074B CN108341074B (en) 2023-11-21

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2113496U (en) * 1991-07-21 1992-08-19 苏州供电局 Relay checking box
US20030028345A1 (en) * 1999-12-20 2003-02-06 Watkins Arthur D. Device for self-verifying temperature measurement and control
CN200946760Y (en) * 2006-08-31 2007-09-12 上海宝钢设备检修有限公司 Pneumatic calibration equipment
CN103135012A (en) * 2012-12-21 2013-06-05 中国飞行试验研究院 Airplane direct current appliance function detector
CN103162901A (en) * 2013-03-28 2013-06-19 北京国浩传感器技术研究院(普通合伙) Nonlinear calibrating method for multiple temperature points of pressure sensor
CN103674327A (en) * 2013-12-09 2014-03-26 张金木 Automatic thermal resistance temperature calibration instrument
CN203519788U (en) * 2013-09-16 2014-04-02 国家电网公司 Main transformer temperature relay verifying device
CN104502000A (en) * 2014-12-26 2015-04-08 上海市计量测试技术研究院 Shallow-type micro temperature calibration furnace and calibration method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2113496U (en) * 1991-07-21 1992-08-19 苏州供电局 Relay checking box
US20030028345A1 (en) * 1999-12-20 2003-02-06 Watkins Arthur D. Device for self-verifying temperature measurement and control
CN200946760Y (en) * 2006-08-31 2007-09-12 上海宝钢设备检修有限公司 Pneumatic calibration equipment
CN103135012A (en) * 2012-12-21 2013-06-05 中国飞行试验研究院 Airplane direct current appliance function detector
CN103162901A (en) * 2013-03-28 2013-06-19 北京国浩传感器技术研究院(普通合伙) Nonlinear calibrating method for multiple temperature points of pressure sensor
CN203519788U (en) * 2013-09-16 2014-04-02 国家电网公司 Main transformer temperature relay verifying device
CN103674327A (en) * 2013-12-09 2014-03-26 张金木 Automatic thermal resistance temperature calibration instrument
CN104502000A (en) * 2014-12-26 2015-04-08 上海市计量测试技术研究院 Shallow-type micro temperature calibration furnace and calibration method

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