CN107764433A - A kind of Inter-Turbine Temperature watch test device - Google Patents
A kind of Inter-Turbine Temperature watch test device Download PDFInfo
- Publication number
- CN107764433A CN107764433A CN201610709803.3A CN201610709803A CN107764433A CN 107764433 A CN107764433 A CN 107764433A CN 201610709803 A CN201610709803 A CN 201610709803A CN 107764433 A CN107764433 A CN 107764433A
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- China
- Prior art keywords
- inter
- turbine temperature
- instrument connection
- direct current
- voltmeter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- G01K15/007—Testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention belongs to take turns a thermometer experimental technique field.A kind of Inter-Turbine Temperature watch test device, including performance test circuit and illumination test circuit.The present invention is reasonable in design, and for staff when detecting Inter-Turbine Temperature table, external connection is simple, easy to operate.The exerciser can carry out comprehensive performance test to Inter-Turbine Temperature table, avoid failure product from directly installing, so as to improve the efficiency of aircraft general assembly and quality.
Description
Technical field
The invention belongs to take turns a thermometer experimental technique field.
Prior art
Inter-Turbine Temperature table is thermojunction type thermometer, for measuring, indicating the temperature between engine turbine.It is by turbine
Between temperature indicator, 8 alumel-chromel thermocouple sensors being connected in parallel, resistance controller and connecting cable composition.Whirlpool
Temperature indicator is a single needle indicator between wheel, and its indicating range is 200 DEG C~1200 DEG C.
Thermocouple is formed by two kinds of different Metal Material Weldings, and loop is connected into through special wire.Connect when two
During the temperature difference of point (cold end and hot junction), thermo-electromotive force is produced in loop.If keeping the temperature-resistant of thermocouple cold junction,
Thermo-electromotive force only changes with the change of hot-side temperature.Therefore accurate with one, the indicator of similar milivoltmeter indicates thermoelectricity
The size of kinetic potential, it is possible to learn the height of hot-side temperature.
When the engine operates, pyrometer fire-end temperature raises, and makes to produce thermo-electromotive force in the loop, then in indicator
Wire frame in just there is electric current to flow through, the magnetic field interaction of magnetic field caused by electric current and permanent magnet, produce rotating torque (electromagnetism
Torque), wire frame, indicators turn are made under its effect, meanwhile, hairspring thereon is deformed, and the moment of reaction is produced, make when anti-
When being balanced with torque and rotating torque, the wire frame being connected with pointer stops operating, and pointer indicates measurand on dial
Temperature numerical.
It is as follows that Inter-Turbine Temperature experiences principle, as shown in Figure 1 and Figure 2：
Thermocouple probe is made up of 8 nickel aluminium/nickel chromium triangle components, and they are connected in parallel on a busbar.Probe
It is each passed through on power turbine stator case in screwed projection seat insertion compressor wheel exhaust stream.Probe is mounted in housing
1st, on the position at 2,4,8,9,10,11 o'clock.Each probe is fixed on corresponding convex by a threaded joint that can be rotated
On seat, probe and screw thread form a black box, and each probe will be installed together with copper backing.
T1 trims thermocouple is made up of nickel aluminium, the nickel-chromium wire wrapped in stainless steel tube, and nickel-chromium wire has a resistance
Device.Resistance value needed for it determines in selected appropriate cable gender, progress engine final acceptance experiment, and only allows
Outfield replacing is carried out with flat cable with same kind.The right side of engine is arranged on flat cable, using on probing shell
Installation is bolted on when center fire prevention is obturaged in use.Wire is connected to relative with T5 terminations from probing shell stretching
On the binding post answered.With whole connection into parallel way.
The purpose of invention
The exerciser can be tested the properties of Inter-Turbine Temperature table.Flight is ensured, reduces the failure hair of aircraft
Raw rate.
The content of invention
A kind of Inter-Turbine Temperature watch test device, including performance test circuit and illumination test circuit.Wherein,
In performance test circuit, direct current 3V power positive ends are connected through voltage regulator P with one end of the first instrument connection 11, the
The other end of one instrument connection 11 is connected with the power positive end CR+ of Inter-Turbine Temperature table；Direct current 3V power supply negative terminals and the second instrument connection
12 one end is connected, and the other end of the second instrument connection 12 is connected with the power supply negative terminal AC- of Inter-Turbine Temperature table；First instrument connection 11
The voltmeter M1 in parallel between the second instrument connection 12, this voltmeter be used to testing the first instrument connection 11 and the second instrument connection 12 it
Between voltage.
Illuminate in test circuit, direct current 28V power positive ends are connected through fuse F with single-pole single-throw switch (SPST) S one end, hilted broadsword list
The throw switch S other end is connected with the illumination anode of Inter-Turbine Temperature table, the photograph of direct current 28V power supply negative terminals and Inter-Turbine Temperature table
Bright negative terminal is connected.Correlate voltmeter M2 in parallel between anode and illumination negative terminal, this voltmeter is for testing direct current 28V power supplys
In no access circuit.
The effect of invention
The present invention is reasonable in design, and for staff when detecting Inter-Turbine Temperature table, external connection is simple, easy to operate.Should
Exerciser can carry out comprehensive performance test to Inter-Turbine Temperature table, avoid failure product from directly installing, so as to improve aircraft general assembly
Efficiency and quality.
Brief description of the drawings
Fig. 1 show Inter-Turbine Temperature and experiences system line figure；Wherein, the nickel chromium triangle of 1. nickel alumin(i)um alloy, 2. nichrome 3. electricity
Hinder 4.T1 trim 5. thermocouple circuit busbar, 6. 8 thermocouples；
Fig. 2 show exerciser schematic diagram；
Fig. 3 show experiment line graph；
Input voltage data when table 1 is 20 DEG C of room temperature；
Table 2 is the test table of Inter-Turbine Temperature table.
Embodiment
The present invention is elaborated below in conjunction with the accompanying drawings.
Inter-Turbine Temperature watch test device includes performance test circuit and illumination test circuit.Wherein,
In performance test circuit, direct current 3V power positive ends are connected through voltage regulator P with one end of the first instrument connection 11, the
The other end of one instrument connection 11 is connected with the power positive end CR+ of Inter-Turbine Temperature table；Direct current 3V power supply negative terminals and the second instrument connection
12 one end is connected, and the other end of the second instrument connection 12 is connected with the power supply negative terminal AC- of Inter-Turbine Temperature table；First instrument connection 11
The voltmeter M1 in parallel between the second instrument connection 12, this voltmeter are used for the voltage tested between the first instrument connection 11 and 2.
Illuminate in test circuit, direct current 28V power positive ends are connected through fuse F with single-pole single-throw switch (SPST) S one end, hilted broadsword list
The throw switch S other end is connected with the illumination anode of Inter-Turbine Temperature table, the photograph of direct current 28V power supply negative terminals and Inter-Turbine Temperature table
Bright negative terminal is connected.Correlate voltmeter M2 in parallel between anode and illumination negative terminal, this voltmeter is for testing direct current 28V power supplys
In no access circuit.
During experiment, direct current 3V power positive ends are connected through voltage regulator P with one end of the first instrument connection 11, the first instrument connection
11 other end is connected with the power positive end CR+ of Inter-Turbine Temperature table；One end of direct current 3V power supply negative terminals and the second instrument connection 12
It is connected, the other end of the second instrument connection 12 is connected with the power supply negative terminal AC- of Inter-Turbine Temperature table；First instrument connection 11 and second is surveyed
One voltmeter M1 of parallel connection between prospect hole 12, this voltmeter are used for the voltage tested between the first instrument connection 11 and 2.By adjusting electricity
Adjuster knob is pressed, the input voltage between the first instrument connection 11 and 2 is reached the magnitude of voltage of each test point successively (according to table 1
And room temperature determines the input voltage value of each test point shown in table 2), thermometer is observed, records thermometer indicated value respectively.It is missed
Difference should meet the regulation of table 2.
With reference to figure 2, direct current 28V voltage-stabilized power supplies anode is connected with the "+" end of thermometer with "-" end respectively with negative terminal, direct current
Voltmeter M2 in parallel between 28V voltage-stabilized power supplies anode and the "+" end of negative terminal and thermometer and "-" end, for testing direct current 28V
Whether power supply is accessed in circuit.Direct current 3V voltage-stabilized power supplies anode holds phase with " CR+ " end of negative terminal respectively with thermometer with " AC- "
Even, stream 3V voltage-stabilized power supplies anode holds a voltage regulator in parallel and an electricity between " AC- " end with " CR+ " of negative terminal and thermometer
Table M1 is pressed, voltage regulator is used to provide input voltage value, and voltmeter M1 is used to indicate input voltage value.
1. performance checking
(1) basic scale inspection
3V D.C. regulated power supplies switch is placed in " ON ", voltage regulator knob is adjusted clockwise, makes input voltage successively
Reach the magnitude of voltage (input voltage value that each test point shown in table 2 is determined according to table 1 and room temperature) of each test point, observe temperature
Table, thermometer indicated value is recorded respectively.Its error should meet the regulation of table 2, another mistake hour hands regulation voltage regulator knob, make temperature
Degree list index is designated as minimum value.
(2) balance check
Inter-Turbine Temperature table dial plate is placed in upright position, voltage regulator knob is adjusted clockwise, makes temperature list index
700 DEG C are designated as, is respectively rotated by 90 ° indicator to left and right, up and down 45 degree of upset, observes the pointer pendulum of four positions
Momentum, its error should meet the regulation in table 2, record test result.Another mistake hour hands adjust voltage regulator knob, make thermometer
Pointer is designated as minimum value.
(3) friction checks
Regulation voltage regulator knob clockwise, temperature list index is designated as 700 DEG C, record test result 1.Continue suitable
Hour hands adjust voltage regulator knob, the instruction of temperature list index is arrived maximum, then the rotation of another mistake hour hands regulation voltage regulator
Button, temperature list index is designated as 700 DEG C, record test result 2.The difference of test result 1 and 2 is that the friction of thermometer misses
Difference.Regulation voltage regulator knob counterclockwise, makes indicator pointer be designated as minimum value.
2. illumination checks
28V external direct current power supplies switch is placed in " ON ", exerciser switch S is placed in ON, now illuminating lamp should ignite.
Input voltage data during 20 DEG C of 1 room temperature of table
Note：Room temperature often increases by 1 DEG C of (reduction), and input voltage reduces (increase) 0.04mV
The test table of the Inter-Turbine Temperature table of table 2
Claims (1)
1. a kind of Inter-Turbine Temperature watch test device, it is characterized in that, including performance test circuit and illumination test circuit；Wherein,
In performance test circuit, direct current 3V power positive ends are connected through voltage regulator P with one end of instrument connection, the first instrument connection
(11) the other end is connected with the power positive end CR+ of Inter-Turbine Temperature table；Direct current 3V power supply negative terminals and the second instrument connection (12)
One end is connected, and the other end of the second instrument connection (12) is connected with the power supply negative terminal AC- of Inter-Turbine Temperature table；First instrument connection (11)
The voltmeter M1 in parallel between the second instrument connection (12), this voltmeter are used to test the first instrument connection (11) and the second instrument connection
(12) voltage between；
Illuminate in test circuit, direct current 28V power positive ends are connected through fuse F with single-pole single-throw switch (SPST) S one end, and single-pole single-throw(SPST is opened
The other end for closing S is connected with the illumination anode of Inter-Turbine Temperature table, and the illumination of direct current 28V power supply negative terminals and Inter-Turbine Temperature table is born
End is connected；Correlate voltmeter M2 in parallel between anode and illumination negative terminal, this voltmeter is used to test whether direct current 28V power supplys connect
Enter in circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610709803.3A CN107764433A (en) | 2016-08-23 | 2016-08-23 | A kind of Inter-Turbine Temperature watch test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610709803.3A CN107764433A (en) | 2016-08-23 | 2016-08-23 | A kind of Inter-Turbine Temperature watch test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107764433A true CN107764433A (en) | 2018-03-06 |
Family
ID=61264194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610709803.3A Pending CN107764433A (en) | 2016-08-23 | 2016-08-23 | A kind of Inter-Turbine Temperature watch test device |
Country Status (1)
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| CN (1) | CN107764433A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546381A (en) * | 2015-09-18 | 2017-03-29 | 哈尔滨飞机工业集团有限责任公司 | A kind of fuel pressure gauge exerciser |
| CN112504513A (en) * | 2020-11-03 | 2021-03-16 | 哈尔滨飞机工业集团有限责任公司 | Test circuit of lubricating oil pressure and temperature combination instrument |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86207227U (en) * | 1986-10-07 | 1987-07-22 | 李振山 | Nonlinear error corrector for cold end compensating unit of temp. measuring meter |
| CN2035080U (en) * | 1988-04-11 | 1989-03-29 | 付狄鹏 | Electric difference temperature meter |
| CN2194506Y (en) * | 1993-07-13 | 1995-04-12 | 大庆石油化工设计院 | Digital temp. measurer |
| CN1642014A (en) * | 2004-01-15 | 2005-07-20 | 三菱电机株式会社 | Vehicular electronic control unit |
| CN1835273A (en) * | 2005-03-07 | 2006-09-20 | 日立汽能源株式会社 | Power supply with status detector and initial characteristic determination means |
| CN201269899Y (en) * | 2008-10-22 | 2009-07-08 | 方宁妹 | Potential difference meter |
| CN102043081A (en) * | 2009-10-22 | 2011-05-04 | 英特赛尔美国股份有限公司 | Method and apparatus for accurately measuring currents using on-chip sense resistors |
| CN102928124A (en) * | 2012-11-14 | 2013-02-13 | 甘粛省电力公司白银供电公司 | Inspection tool of temperature transmitter |
| CN203132741U (en) * | 2013-03-29 | 2013-08-14 | 成都高斯电子技术有限公司 | Thermal resistance temperature transmitter calibration device |
| CN203688108U (en) * | 2014-01-28 | 2014-07-02 | 国家电网公司 | Transformer temperature measurement system calibration meter |
| CN204286644U (en) * | 2014-11-17 | 2015-04-22 | 天津二十冶建设有限公司 | Thermal resistance loop-around test device |
| CN204286646U (en) * | 2014-12-25 | 2015-04-22 | 国家电网公司 | Main transformer of transformer substation thermometric loop fault detecting device |
| CN105510855A (en) * | 2015-12-04 | 2016-04-20 | 天津电气科学研究院有限公司 | Calibration method for action characteristic test stand of low-voltage circuit breaker |
-
2016
- 2016-08-23 CN CN201610709803.3A patent/CN107764433A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86207227U (en) * | 1986-10-07 | 1987-07-22 | 李振山 | Nonlinear error corrector for cold end compensating unit of temp. measuring meter |
| CN2035080U (en) * | 1988-04-11 | 1989-03-29 | 付狄鹏 | Electric difference temperature meter |
| CN2194506Y (en) * | 1993-07-13 | 1995-04-12 | 大庆石油化工设计院 | Digital temp. measurer |
| CN1642014A (en) * | 2004-01-15 | 2005-07-20 | 三菱电机株式会社 | Vehicular electronic control unit |
| CN1835273A (en) * | 2005-03-07 | 2006-09-20 | 日立汽能源株式会社 | Power supply with status detector and initial characteristic determination means |
| CN201269899Y (en) * | 2008-10-22 | 2009-07-08 | 方宁妹 | Potential difference meter |
| CN102043081A (en) * | 2009-10-22 | 2011-05-04 | 英特赛尔美国股份有限公司 | Method and apparatus for accurately measuring currents using on-chip sense resistors |
| CN102928124A (en) * | 2012-11-14 | 2013-02-13 | 甘粛省电力公司白银供电公司 | Inspection tool of temperature transmitter |
| CN203132741U (en) * | 2013-03-29 | 2013-08-14 | 成都高斯电子技术有限公司 | Thermal resistance temperature transmitter calibration device |
| CN203688108U (en) * | 2014-01-28 | 2014-07-02 | 国家电网公司 | Transformer temperature measurement system calibration meter |
| CN204286644U (en) * | 2014-11-17 | 2015-04-22 | 天津二十冶建设有限公司 | Thermal resistance loop-around test device |
| CN204286646U (en) * | 2014-12-25 | 2015-04-22 | 国家电网公司 | Main transformer of transformer substation thermometric loop fault detecting device |
| CN105510855A (en) * | 2015-12-04 | 2016-04-20 | 天津电气科学研究院有限公司 | Calibration method for action characteristic test stand of low-voltage circuit breaker |
Non-Patent Citations (2)
| Title |
|---|
| 吴社英: "如何用电压表判断电路故障", 《道客巴巴》 * |
| 沙占友 等: "K型热电偶自动补偿式测温电路的设计与校准", 《测量与设备》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546381A (en) * | 2015-09-18 | 2017-03-29 | 哈尔滨飞机工业集团有限责任公司 | A kind of fuel pressure gauge exerciser |
| CN112504513A (en) * | 2020-11-03 | 2021-03-16 | 哈尔滨飞机工业集团有限责任公司 | Test circuit of lubricating oil pressure and temperature combination instrument |
| CN112504513B (en) * | 2020-11-03 | 2023-07-21 | 哈尔滨飞机工业集团有限责任公司 | Lubricating oil pressure temperature combination instrument test circuit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |
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| RJ01 | Rejection of invention patent application after publication |