CN103217277B - Engine laminate restrictor test board - Google Patents
Engine laminate restrictor test board Download PDFInfo
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- CN103217277B CN103217277B CN201210517814.3A CN201210517814A CN103217277B CN 103217277 B CN103217277 B CN 103217277B CN 201210517814 A CN201210517814 A CN 201210517814A CN 103217277 B CN103217277 B CN 103217277B
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Abstract
The invention relates to an engine laminate restrictor test board. An automatic measurement and control system and a laminate restrictor test system are installed inside a test board body. The automatic measurement and control system comprises a panel industrial personal computer, a frequency converter and a PLC which is communicated with the panel industrial personal computer. An oil tank and an anti-detonation oil pump set which is connected with the oil tank are installed inside the test board body on the lower portion of the test board. The PLC is electrically connected with a frequency conversion motor of the anti-detonation oil pump set. The laminate restrictor test system is connected with the anti-detonation oil pump set through an oil delivery pipeline. An inlet pipeline of the laminate restrictor test system is provided with a laminate restrictor inlet pressure gauge and a laminate restrictor inlet pressure transmitter which is electrically connected with the PLC. The oil tank, the anti-detonation oil pump set, the automatic measurement and control system and the laminate restrictor test system are distributed on the test board, automization of a laminate restrictor test is achieved, and the problem that a performance test cannot be carried out on a laminate restrictor in an engine fuel system adjusting device is solved.
Description
Technical field
What the present invention relates to is a kind of engine fuel oil system test board, is specifically related to a kind of test board for test engine laminate flow controller performance.
Background technology
Engine fuel oil system makes for supplying and the fuel oil regulating engine required under given various duty and flying condition.The rotating speed of engine, jet temperature, starting and acceleration etc., all need to be regulated by the laminate flow controller in fuel system regulating device.Therefore the quality of laminate flow controller performance, has significant impact to the performance of engine performance and the reliability of work.
Laminate flow controller in engine fuel oil system regulating device is many.For WP-13 series turbojet engine, the laminate flow controller in engine main fuel system has 6, and these laminate flow controllers are starting time of engine, Semi-Acceleration Time and the principal regulation components of omnidistance acceleration time; Laminate flow controller in the afterburning fuel system of engine has 3, and can whether these laminate flow controller performances are normally directly connected to engine go booster smoothly.In engine use procedure, the starting performance of engine, acceleration and afterburning performance, all likely because relevant laminate flow controller working condition changes, cause engine operation abnormal.In above-mentioned situation, the laminate flow controller of cleaning or replacing different flow is usually adopted to get rid of engine failure.
At present, aeronautical maintenance ensures that unit does not have engine laminate flow controller testing apparatus.Before whether reaching the laminate flow controller installation of standard, stock for the laminate flow controller performance after in-engine laminate flow controller performance whether normal, cleaning, whether state of the art meets the requirements, all on-the-spot test can not be completed, factory can only be returned verify, and this can waste a large amount of time and financial resources, affect the troubleshooting of engine and normal use.
Summary of the invention
The problems referred to above existed when the object of the invention is to ensure for engine maintenance, provide a kind of engine laminate restrictor test board for laminate flow controller testing performance index, this test board is mainly used in the test job of engine fuel oil system all laminate flow controllers performance index.
Technical scheme of the present invention is: a kind of engine laminate restrictor test board, automatic measuring and controlling system and laminate flow controller test macro are installed in this test board stage body, wherein, automatic measuring and controlling system comprises dull and stereotyped industrial computer, frequency converter and carries out with dull and stereotyped industrial computer the PLC that communicates, and frequency converter is electrically connected with PLC by D/A modular converter; The flame proof fuel pump group being provided with fuel tank in the stage body of test board bottom and be connected with fuel tank, PLC is electrically connected by the variable-frequency motor of frequency converter with flame proof fuel pump group, and laminate flow controller test macro is connected with flame proof fuel pump group by pipeline road; Laminate flow controller test macro entrance pipe is provided with laminate flow controller inlet pressure gauge and laminate flow controller intake pressure transmitter, this laminate flow controller intake pressure transmitter is electrically connected with PLC by A/D modular converter.
Preferably, laminate flow controller test macro comprises automatic part of detecting and manual test part, automatic part of detecting comprises graduated cylinder and is arranged on the jig above graduated cylinder, and graduated cylinder is provided with fluid level transmitter, and this fluid level transmitter is electrically connected with PLC by A/D modular converter; Jig is provided with oil transportation inlet union, the inlet ductwork be connected with this oil transportation inlet union is provided with automatic Test Switchboard and oil-feed solenoid valve, oil-feed solenoid valve is electrically connected with PLC.
Preferably, the bottom of graduated cylinder is connected with fuel tank by return line; The return line of connection graduated cylinder and fuel tank is provided with oil return solenoid valve and oil return ball valve, and oil return solenoid valve is electrically connected with PLC.
Preferably, manual test part comprises oil sump, is provided with the jig of oil transfer joint and is placed on the measuring cup in oil sump, and oil sump is arranged on the middle part of test board, and the top of oil sump is provided with cover plate; The madial wall of oil sump is provided with oil transportation inlet union, this oil transportation inlet union is connected with flame proof fuel pump group by pipeline road, and is connected with jig by flexible pipe.
Preferably, the bottom of oil sump is provided with oil leakaging port, and oil leakaging port is connected with fuel tank by return line, and the return line of connection oil leakaging port and fuel tank is provided with oil return ball valve.
Preferably, the export pipeline of flame proof fuel pump group is provided with accumulator and fuel pump outlet tensimeter; The inlet ductwork of flame proof fuel pump group and export pipeline are provided with oil filter.
Preferably, safety valve is connected with between the export pipeline of fuel tank and flame proof fuel pump group.
Preferably, the upper stage surface of test board is provided with control panel, this control panel is provided with mechanical handling district and electrical control viewing area, mechanical handling district is provided with laminate flow controller inlet pressure gauge switch, automatically Test Switchboard, manual test switch, tap changer, fuel pump outlet tensimeter and laminate flow controller inlet pressure gauge; Dull and stereotyped industrial computer is arranged on electrical control viewing area, and electrical control viewing area is also provided with the pilot lamp, button/pilot lamp and the switch that are electrically connected with PLC.
Preferably, laminate flow controller inlet pressure gauge switch-linear hybrid is in the inlet ductwork of laminate flow controller inlet pressure gauge; Tap changer is arranged on the pipeline road of connection fuel tank and flame proof fuel pump group.
Preferably, dull and stereotyped industrial computer is connected with printer, and this printer is arranged in the sidewall of test board.
Preferably, the top of fuel tank is provided with gravity fuel filler, and the bottom of fuel tank is provided with oil outlet fitting.
Preferably, the bottom of test board is provided with four wheels that can turn to.
Preferably, described test board is also equipped with Anykit Spare Part Tool case.
Beneficial effect of the present invention is: fuel tank, flame proof fuel pump group, automatic measuring and controlling system and laminate flow controller test macro are distributed on a test board by (1) the present invention, realize the robotization of laminate flow controller test, convenient operation, take up room little, solve the difficult problem can not carrying out performance test to the laminate flow controller in engine fuel oil system regulating device; Aeronautical maintenance can be met and ensure that unit bears repairings of engine laminate flow controller, regular inspection, new product are installed and the needs of engine troubleshooting.(2) laminate flow controller test macro of the present invention comprises manual test part and automatic part of detecting, can realize manually and the test of automatic two kinds of modes, can meet the test request of the performance index such as laminate flow controller flow, intake pressure.(3) the present invention adopts dull and stereotyped industrial computer as host computer, complete the functions such as the collection of data, display, storage, inquiry and printing, can technical parameter in the whole test process of real time record, the measured data gathered and normal data are compared, automatically the judgement of state of the art is carried out, and printing test result; PLC is as slave computer, realize the logic control in laminate flow controller test process, when testing the intake pressure change of laminate flow controller, PLC is by the variable-frequency motor rotating speed of Frequency Converter Control flame proof variable-frequency oil pump group, reach stable set pressure, complete the automatic adjustment of pressure, and the various status informations in the displacement of Real-time Collection liquid level and whole test process.(4) the present invention can arrange different technological parameters by dull and stereotyped industrial computer, to bear the test assignment of different engine laminate flow controller, ensure that the present invention has stronger versatility and extendability.
Accompanying drawing explanation
Fig. 1 is the pipeline schematic diagram of the specific embodiment of the invention.
Fig. 2 is the automatic measuring and controlling system block diagram of the specific embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated: a kind of engine laminate restrictor test board, automatic measuring and controlling system and laminate flow controller test macro are installed in this test board stage body, wherein, automatic measuring and controlling system comprises dull and stereotyped industrial computer, frequency converter and carries out with dull and stereotyped industrial computer the PLC that communicates, and frequency converter is electrically connected with PLC by D/A modular converter; The flame proof fuel pump group 3, PLC being provided with fuel tank 25 in the stage body of test board bottom and be connected with fuel tank 25 is electrically connected by the variable-frequency motor of frequency converter with flame proof fuel pump group 3, and laminate flow controller test macro is connected with flame proof fuel pump group 3 by pipeline road; Laminate flow controller test macro entrance pipe is provided with laminate flow controller inlet pressure gauge 11 and laminate flow controller intake pressure transmitter 10, this laminate flow controller intake pressure transmitter 10 is electrically connected with PLC by A/D modular converter.
In order to realize in varied situations to the performance test of laminate flow controller, laminate flow controller test macro comprises automatic part of detecting and manual test part, can by automatically carrying out performance test with manual two kinds of modes to laminate flow controller.
In order to realize the automatic test of laminate flow controller performance, the jig that above-mentioned automatic part of detecting comprises graduated cylinder 27 and is arranged on above graduated cylinder 27, is provided with fluid level transmitter 20 in graduated cylinder 27, and this fluid level transmitter 20 is electrically connected with PLC by A/D modular converter; Jig is provided with oil transportation inlet union, the inlet ductwork be connected with this oil transportation inlet union is provided with automatic Test Switchboard 14 and oil-feed solenoid valve 15, and oil-feed solenoid valve 15 is electrically connected with PLC.
In automatic testing process, due to the finite volume of graduated cylinder, once the fuel oil in graduated cylinder reach a certain amount of after, just can not proceed the performance test of laminate flow controller.Be connected with fuel tank 25 by return line in the bottom of graduated cylinder 27; And the return line of connection graduated cylinder 27 and fuel tank 25 is provided with oil return solenoid valve 21 and oil return ball valve 22, oil return solenoid valve 21 is electrically connected with PLC.If when fluid level transmitter 20 detects that in graduated cylinder, fuel oil is too much, PLC sends instruction, oil return solenoid valve 21 is opened, and the fuel oil in graduated cylinder 27 can flow into fuel tank 25; If during whole test board power-off, can manual unlocking oil return ball valve 22, the fuel oil in graduated cylinder 27 can flow into fuel tank 25.
In order to realize the manual test of laminate flow controller, above-mentioned manual test part comprises oil sump 17, is provided with the jig of oil transfer joint and is placed on the measuring cup 16 in oil sump, and oil sump 17 is arranged on the middle part of test board, and the top of oil sump 17 is provided with cover plate; The madial wall of oil sump 17 is provided with oil transportation inlet union, this oil transportation inlet union is connected with flame proof fuel pump group 3 by pipeline road, and is connected with jig by flexible pipe.
In manual test process, due to the finite volume of measuring cup, the fuel oil in measuring cup in test process is needed to pour in oil sump, for the ease of collection and the re-using of fuel oil, the bottom of oil sump 17 is provided with oil leakaging port, oil leakaging port is connected with fuel tank 25 by return line, the return line of connection oil leakaging port and fuel tank 25 is provided with oil return ball valve 18, when if desired bleeding off the fuel oil in oil sump 17, open oil return ball valve 18, fuel oil can be flowed in fuel tank 25 by oil sump 17.
The export pipeline of flame proof fuel pump group 3 is provided with accumulator 5 and fuel pump outlet tensimeter 6, accumulator 5 can reduce the pressure fluctuation of fuel pump outlet, and fuel pump outlet tensimeter 6 is for showing the force value of fluid in flame proof fuel pump group 3 export pipeline.
In order to prevent the pressure of flame proof fuel pump group 3 export pipeline intermediate fuel oil in test process excessive, be connected with safety valve 4 between the export pipeline of fuel tank 25 and flame proof fuel pump group 3, when system overvoltage, safety valve 4 is from trend fuel tank 25 pressure release.
The inlet ductwork of flame proof fuel pump group 3 and export pipeline are provided with oil filter, and wherein, imported oil filter 1 is for the protection of oil pump, and outlet oil filter 7 adopts high precision oil filter, for the protection of tested laminate flow controller.
The inlet ductwork of flame proof fuel pump group 3 is also provided with oil pump oil-feed switch 2.
The upper stage surface of test board is provided with control panel, this control panel is provided with mechanical handling district and electrical control viewing area, mechanical handling district is provided with laminate flow controller inlet pressure gauge switch 9, automatically Test Switchboard 14, manual test switch 12, tap changer 8, fuel pump outlet tensimeter 6 and laminate flow controller inlet pressure gauge 11; Dull and stereotyped industrial computer is arranged on electrical control viewing area, and electrical control viewing area is also provided with the pilot lamp, button/pilot lamp and the switch that are electrically connected with PLC.
Above-mentioned pilot lamp comprises power light, automatic pilot lamp and frequency converter alarm lamp.
Above-mentioned button/pilot lamp comprises oil-feed solenoid valve button/pilot lamp, oil return solenoid valve button/pilot lamp, oil pump open/stop button/pilot lamp, start testing button/pilot lamp and stop testing button/pilot lamp.
Above-mentioned switch comprises system electrification switch and manual/auto switch.
Laminate flow controller inlet pressure gauge switch 9 is arranged in the inlet ductwork of laminate flow controller inlet pressure gauge 11, for controlling the work of laminate flow controller inlet pressure gauge 11 and pressure unit 10; Tap changer 8 is arranged on the pipeline road of connection fuel tank and flame proof fuel pump group 3, for regulating laminate flow controller intake pressure during manual test.
Dull and stereotyped industrial computer is connected with printer, and this printer is arranged in test board sidewall, for printing test result.
The top of fuel tank 25 is provided with gravity fuel filler 23, is convenient to add fluid to fuel tank; The bottom of fuel tank 25 is provided with oil outlet fitting 26, is convenient to test board in maintenance at ordinary times, releases fuel oil.
Also be provided with liquid level gauge 24 and oil filter 19 in fuel tank 25, wherein, liquid level gauge 24 is used for measuring the height of fuel oil in fuel tank 25, and oil filter 19 is used for filtering the fuel oil flowed back in fuel tank 25.
For the ease of mobile test bench, the bottom of above-mentioned test board is provided with four wheels that can turn to.
Test board is also equipped with Anykit Spare Part Tool case, and its upper surface can use as worktable, and spare part, cable, technologic material, specific purpose tool and jig etc. can be deposited in its inside.
Principle of work: (1) manual test: recorded the fluid volume flowing out laminate flow controller in certain pressure condition lower a period of time by measuring cup, calculate the flow of laminate flow controller.
During manual test, first, powered on to test board by system electrification switch, manual/auto switch is placed in manual position, open manual test switch 12 and laminate flow controller inlet pressure gauge switch 9, close automatic Test Switchboard 14; Then tested laminate flow controller 13 is arranged in jig, jig is connected with the oil transportation inlet union be arranged on oil sump madial wall by flexible pipe; Pressing starts testing button/pilot lamp, fuel primer pump variable-frequency motor; According to the force value of laminate flow controller inlet pressure gauge 11 display, by tap changer 8 regulating laminate flow controller intake pressure, it is made to conform to laminate choke technology standard; When the force value of laminate flow controller inlet pressure gauge 11 instruction stablizes a period of time, the jig being provided with tested laminate flow controller is displaced to fast the top of measuring cup 16, meanwhile, uses the timing program on dull and stereotyped industrial computer to start timing; After reaching the stipulated time, rapidly the jig being provided with tested laminate flow controller is moved apart measuring cup, the volume of record measuring cup intermediate fuel oil; Finally calculate the fuel flow in the laminate flow controller unit interval.Complete the manual test of laminate flow controller.
After having tested, close test board power supply, pour the fuel oil in measuring cup 16 into oil sump 17, then, open oil return ball valve 18, fuel oil is flowed in fuel tank 25 by oil sump.
(2) automatically test: to measure in certain pressure condition lower a period of time the fuel oil flowed in graduated cylinder from laminate flow controller according to fluid level transmitter and cause the change of liquid level in graduated cylinder, automatically calculated the flow of laminate flow controller by dull and stereotyped industrial computer.
During automatic test, first, powered on to test board by system electrification switch, manual/auto switch is placed in automated location, open automatic Test Switchboard 14 and laminate flow controller inlet pressure gauge switch 9, close manual test switch 12, then tested laminate flow controller 13 is arranged in the jig above graduated cylinder, the test interface of dull and stereotyped industrial computer is clicked and starts testing button, dull and stereotyped industrial computer control PLC, control oil-feed solenoid valve 15 by PLC to open, the work of oil pump variable-frequency motor is made by frequency converter, laminate flow controller intake pressure measured by pressure unit 10, convert digital pressure value to through A/D modular converter and be sent to PLC, the technical standard that the force value of acquisition and laminate flow controller specify compares by PLC automatically, if when being greater than or less than laminate flow controller setting value, PLC is by the rotating speed of variable-frequency motor in Frequency Converter Control flame proof fuel pump group, realize the adjustment to laminate flow controller intake pressure, the technical standard that itself and laminate flow controller are specified conforms to, when intake pressure value stabilization a period of time of laminate flow controller, PLC gathers the initial liquid level of graduated cylinder by liquid level sensor 20, and sends the test procedure of dull and stereotyped industrial computer to, after reaching the regulation test duration, PLC gathers graduated cylinder liquid level now by fluid level transmitter 20, and sends the test procedure of dull and stereotyped industrial computer to, dull and stereotyped industrial computer control PLC stops the work of oil pump variable-frequency motor, and closes laminate flow controller import solenoid valve, test procedure, according to the initial liquid level of obtained graduated cylinder and test liquid level, automatically calculates the flow of laminate flow controller, and stores and printing test result.Complete the automatic test of laminate flow controller.
After having tested, oil return solenoid valve is opened by the oil return solenoid valve button on dull and stereotyped industrial computer test interface, or manual/auto switch is placed in manual position, open oil return solenoid valve by the oil return solenoid valve button/pilot lamp in electrical control viewing area, the fuel oil in graduated cylinder is flowed in fuel tank.If test board is power-off, then manual unlocking oil return ball valve, makes the fuel oil in graduated cylinder flow in fuel tank.
Claims (9)
1. an engine laminate restrictor test board, it is characterized in that: automatic measuring and controlling system and laminate flow controller test macro are installed in this test board stage body, wherein, automatic measuring and controlling system comprises dull and stereotyped industrial computer, frequency converter and carries out with dull and stereotyped industrial computer the PLC that communicates, and frequency converter is electrically connected with PLC by D/A modular converter; The flame proof fuel pump group being provided with fuel tank in the stage body of test board bottom and be connected with fuel tank, PLC is electrically connected by the variable-frequency motor of frequency converter with flame proof fuel pump group, and laminate flow controller test macro is connected with flame proof fuel pump group by pipeline road; Laminate flow controller test macro entrance pipe is provided with laminate flow controller inlet pressure gauge and laminate flow controller intake pressure transmitter, this laminate flow controller intake pressure transmitter is electrically connected with PLC by A/D modular converter; Laminate flow controller test macro comprises automatic part of detecting and manual test part, and automatic part of detecting comprises graduated cylinder and is arranged on the jig above graduated cylinder, and graduated cylinder is provided with fluid level transmitter, and this fluid level transmitter is electrically connected with PLC by A/D modular converter; Jig is provided with oil transportation inlet union, the inlet ductwork be connected with this oil transportation inlet union is provided with automatic Test Switchboard and oil-feed solenoid valve, oil-feed solenoid valve is electrically connected with PLC.
2. engine laminate restrictor test board as claimed in claim 1, is characterized in that: the bottom of graduated cylinder is connected with fuel tank by return line; The return line of connection graduated cylinder and fuel tank is provided with oil return solenoid valve and oil return ball valve, and oil return solenoid valve is electrically connected with PLC.
3. engine laminate restrictor test board as claimed in claim 1, it is characterized in that: manual test part comprises oil sump, is provided with the jig of oil transfer joint and is placed on the measuring cup in oil sump, oil sump is arranged on the middle part of test board, and the top of oil sump is provided with cover plate; The madial wall of oil sump is provided with oil transportation inlet union, this oil transportation inlet union is connected with flame proof fuel pump group by pipeline road, and is connected with jig by flexible pipe.
4. engine laminate restrictor test board as claimed in claim 3, is characterized in that: the bottom of oil sump is provided with oil leakaging port, and oil leakaging port is connected with fuel tank by return line, and the return line of connection oil leakaging port and fuel tank is provided with oil return ball valve.
5. engine laminate restrictor test board as claimed in claim 1, is characterized in that: the export pipeline of flame proof fuel pump group is provided with accumulator and fuel pump outlet tensimeter; The inlet ductwork of flame proof fuel pump group and export pipeline are provided with oil filter.
6. engine laminate restrictor test board as claimed in claim 1, is characterized in that: be connected with safety valve between the export pipeline of fuel tank and flame proof fuel pump group.
7. engine laminate restrictor test board as claimed in claim 1, it is characterized in that: the upper stage surface of test board is provided with control panel, this control panel is provided with mechanical handling district and electrical control viewing area, mechanical handling district is provided with laminate flow controller inlet pressure gauge switch, automatically Test Switchboard, manual test switch, tap changer, fuel pump outlet tensimeter and laminate flow controller inlet pressure gauge; Dull and stereotyped industrial computer is arranged on electrical control viewing area, and electrical control viewing area is also provided with the pilot lamp, button/pilot lamp and the switch that are electrically connected with PLC.
8. engine laminate restrictor test board as claimed in claim 7, is characterized in that: laminate flow controller inlet pressure gauge switch-linear hybrid is in the inlet ductwork of laminate flow controller inlet pressure gauge; Tap changer is arranged on the pipeline road of connection fuel tank and flame proof fuel pump group.
9. engine laminate restrictor test board as claimed in claim 1, it is characterized in that: dull and stereotyped industrial computer is connected with printer, this printer is arranged in the sidewall of test board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517814.3A CN103217277B (en) | 2012-12-06 | 2012-12-06 | Engine laminate restrictor test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517814.3A CN103217277B (en) | 2012-12-06 | 2012-12-06 | Engine laminate restrictor test board |
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| Publication Number | Publication Date |
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| CN103217277A CN103217277A (en) | 2013-07-24 |
| CN103217277B true CN103217277B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210517814.3A Active CN103217277B (en) | 2012-12-06 | 2012-12-06 | Engine laminate restrictor test board |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104614160B (en) * | 2015-01-07 | 2017-05-03 | 东南大学 | Simple device for grouping, selecting and matching static bearing restrictor |
| CN112304398A (en) * | 2020-09-27 | 2021-02-02 | 长沙五七一二飞机工业有限责任公司 | Helicopter fuel flow sensor test device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2886538Y (en) * | 2006-04-18 | 2007-04-04 | 天津市石化通用机械研究所 | Computer detector for multi-path valve |
| DE102007032949A1 (en) * | 2007-07-14 | 2009-01-15 | Continental Teves Ag & Co. Ohg | Method for determining the delivery rate or the number of actuations of a fluid pump, in particular in an electronic motor vehicle brake system |
| CN202140375U (en) * | 2011-06-29 | 2012-02-08 | 南京王行航空附件维修工程有限公司 | Comprehensive testing table of plane servo valve, steering engine and braking valve |
-
2012
- 2012-12-06 CN CN201210517814.3A patent/CN103217277B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2886538Y (en) * | 2006-04-18 | 2007-04-04 | 天津市石化通用机械研究所 | Computer detector for multi-path valve |
| DE102007032949A1 (en) * | 2007-07-14 | 2009-01-15 | Continental Teves Ag & Co. Ohg | Method for determining the delivery rate or the number of actuations of a fluid pump, in particular in an electronic motor vehicle brake system |
| CN202140375U (en) * | 2011-06-29 | 2012-02-08 | 南京王行航空附件维修工程有限公司 | Comprehensive testing table of plane servo valve, steering engine and braking valve |
Non-Patent Citations (1)
| Title |
|---|
| 基于PLC的加输油控制阀测试装置控制系统的设计;王占勇 等;《海军航空工程学院学报》;20090930;第24卷(第5期);第511页至第512页第2栏 * |
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Inventor after: Wang Zhanyong Inventor after: Tang Youcai Inventor after: Wang Yuqiu Inventor after: Wang Haidong Inventor after: Zou Gang Inventor after: Guo Gang Inventor after: Zhang Ding Inventor after: Liu Zhengang Inventor before: Wang Zhanyong Inventor before: Tang Youcai Inventor before: Liu Zhengang Inventor before: Zhou Kai Inventor before: Zou Gang |
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Free format text: CORRECT: INVENTOR; FROM: WANG ZHANYONG TANG YOUCAI LIU ZHENGANG ZHOU KAI ZOU GANG TO: WANG ZHANYONGTANG YOUCAI WANG YUQIU WANG HAIDONG ZOU GANG GUO GANG ZHANG DING LIU ZHENGANG |
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