CN108873856A - The test method of controller of current vortex retarder - Google Patents
The test method of controller of current vortex retarder Download PDFInfo
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- CN108873856A CN108873856A CN201810313851.XA CN201810313851A CN108873856A CN 108873856 A CN108873856 A CN 108873856A CN 201810313851 A CN201810313851 A CN 201810313851A CN 108873856 A CN108873856 A CN 108873856A
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- test
- controller
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- current vortex
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to the test methods of controller of current vortex retarder.Test method provides the key signal simulated, speed signal, gear signal to tested controller by test board, acquires the output signal of tested controller, analytical judgment and feedback test result；Testing procedure is carried out according to the sequence of power supply test, test car speed, one grade of work test, two grades of work tests, third gear work test, fourth gear work test, after testing previous step, if not finding failure, tested automatically into next step, until completing all testing procedures；If test finds tested controller failure, feedback test fault message on the way, and terminates to test；Failure is not found after testing all steps, and ability discriminating test is qualified, and feedback test is as a result, terminate test.
Description
Technical field
The present invention relates to the test methods in automobile assistant braking system, and in particular to a kind of controller of current vortex retarder
Test method.
Background technique
CN201010188382.7 discloses a kind of eddy current retarder test system and its method.Its technology solved is asked
Topic is the labor intensity for reducing manual testing, improves testing efficiency, reduces probability of miscarriage of justice, guarantees the true current vortex of test data
Retarder test system and its method.Technical solution：Current vortex retarder test method, includes the following steps：Host computer
The test board for controlling its connection drives current vortex retarder (2) to be measured；The test board (1) acquires the electric vortex buffering to be measured
Temperature, electric current and the working state signal of device are sent to the host computer after being converted to corresponding data signal, test simultaneously
The revolving speed and torque of current vortex retarder to be measured described in instrument to collect are simultaneously sent to the host computer in a manner of data-signal；
The host computer receives the data-signal that the test board and test instrumentation are sent and verification normal data carries out comprehensive ratio
Compared with judging, output test result.Disadvantage is that：It is only used for the acquisition, analysis, display of test data, do not can be carried out certainly
Entire test process is completed in dynamic control.
CN201510319126.X disclose it is a kind of measure current vortex retarder comprehensive performance test macro and test side
Method.The technical issues of it is solved is that system can continuously measure the torque factor of retarder under each speed, heat fading characteristic and function
The test macro of the measurement current vortex retarder comprehensive performance of the indexs such as rate loss.Technical solution：The test of the test macro
Method includes the following steps：(1) PC machine issues tach signal to dynamometer system, and certain revolving speed is maintained to export, and drives electric whirlpool
Flow retarder rotor rotation；(2) the resistance torque under the torque rotary speed sensor measurement current vortex retarder zero load, obtains zero load
Windage；(3) tach signal, ABS signal and the gear signal of electric controller acquisition current vortex retarder, controls electric vortex buffering
The output torque of device；(4) revolving speed, the dtc signal of torque rotary speed sensor acquisition current vortex retarder feed back to PC machine, detection electricity
Torque factor and heat fading characteristic under each speed of eddy current retarder；(5) the sampled value of power analyzer acquisition electric controller is anti-
It feeds PC machine, calculates the input power of current vortex retarder, detect the power loss under each speed of current vortex retarder.It is not
Foot place is：It is limited only to torque factor, the heat fading characteristic test of current vortex retarder, manual operation control is non-in test
It is often cumbersome, it cannot carry out automatically controlling and complete entire test process.
Summary of the invention
The object of the present invention is to provide a kind of intelligent tests, improve the detection efficiency of product and the current vortex of quality level
The test method of buffer controller.It is a further object of the present invention to provide a kind of reliability is higher, the quality inspection of product is improved
Test level, test process and test result computer show more intuitive, realize the test method of controller of current vortex retarder.
The controller of current vortex retarder test method that the technical solution of the invention is as follows, is characterized in that,
Include the following steps：
(1) the key signal simulated, speed signal, gear signal are provided to tested controller by test board, be tested control
The device acquisition output signal, analytical judgment and feedback test result；
(2) testing procedure is carried out according to the sequence of power supply test, test car speed, the work test of each shelves, tests previous step
Afterwards, it if not finding failure, is tested automatically into next step, until completing all testing procedures；
(3) if test finds tested controller failure, feedback test fault message on the way, and terminates to test；Test institute
Failure is not found after having step, and ability discriminating test is qualified, and feedback test is as a result, terminate test.
As preferred：(2) the step further comprises：The power lights level signal of power supply test acquisition controller output
To determine whether qualified.
As preferred：(2) the step further comprises：Test car speed prepares lamp according to the speed that acquisition controller exports
Level signal is to determine whether qualification.
As preferred：(2) the step further comprises：One is corresponding according to each gear of acquisition controller to fourth gear test
Output end level signal is to determine whether qualification.
As preferred：Communicated between the test board and computer by USB-CAN communication module, i.e., test board with
USB-CAN communication module uses CAN communication, USB-CAN communication module and computer to communicate using USB.
Compared with prior art, beneficial effects of the present invention:
(1) tested step by step compared to manual operations, it is simple to operate, " starting to test " is clicked on computers, i.e.,
Achievable entire test process, improves examination and test of products efficiency.
(2) pure artificial detection method is compared, and reliability is higher, and the quality inspection for improving product is horizontal.
(3) test process and test result computer are shown, more intuitively.
Detailed description of the invention
Fig. 1 is controller of current vortex retarder system structure diagram of the present invention；
Fig. 2 is controller of current vortex retarder control method flow chart of the present invention.
Specific embodiment
The present invention is further detailed in conjunction with the accompanying drawings below：
Refering to Figure 1, the controller of current vortex retarder, including test board, tested controller, USB-CAN are logical
Module and computer are interrogated, the test board includes MCU processor, key signal output driving circuit, speed signal output driving electricity
Road, 1~4 grade of gear signal output driving circuit, CAN transmission circuit, power lights Acquisition Circuit, 1~4 grade of speed lamp Acquisition Circuit
Work Acquisition Circuit and computer, the MCU processor of the test board are separately connected key signal output driving circuit, speed signal
Output driving circuit and CAN transmission circuit provide the key signal of simulation, speed signal, gear signal to tested controller, quilt
The controller acquisition output signal is surveyed, power lights level signal, the speed of test difference acquisition controller output prepare lamp
The corresponding output end level signal of level signal, each gear is sent into MCU processor and is analyzed and determined, through CAN transmission circuit and passes through
Feedback test result is sent computer by USB-CAN communication module.
It please refers to shown in Fig. 2, the controller of current vortex retarder test method includes the following steps：
(1) the key signal simulated, speed signal, gear signal are provided to tested controller by test board, be tested control
The device acquisition output signal, analytical judgment and feedback test result；
(2) testing procedure is carried out according to the sequence of power supply test, test car speed, the work test of each shelves, tests previous step
Afterwards, it if not finding failure, is tested automatically into next step, until completing all testing procedures；
(2.1) the power lights level signal of the power supply test acquisition controller output is to determine whether qualification；
(2.2) test car speed prepares lamp level signal to determine whether closing according to the speed that acquisition controller exports
Lattice；
(2.3) one grades to fourth gear test according to the corresponding output end level signal of each gear of acquisition controller to determine whether
It is qualified；
(3) if test finds tested controller failure, feedback test fault message on the way, and terminates to test；Test institute
Failure is not found after having step, and ability discriminating test is qualified, and feedback test is as a result, terminate test.
In the present embodiment, communicated between the test board and computer by USB-CAN communication module, i.e., test board with
USB-CAN communication module uses CAN communication, USB-CAN communication module and computer to communicate using USB.
It please refers to shown in Fig. 2, the control method of the current vortex retarder includes the following steps：
(1) after electrifying startup, judge whether there is and start test instruction, if it is not, then continuing cycling through judgement；
(2) if so, test board gives tested controller to provide the key signal of simulation, specially+24V power supply signal；
(3) test board acquires whether tested controller power source lamp delivery outlet exports effective power supply modulating signal, if it is not, then sending
Power supply test failure shows that test terminates to computer；
(4) if so, test board continues to provide the speed signal of simulation, specially frequency 50HZ, amplitude 5V to tested controller
Square-wave signal；
(5) judge that tested controller speed prepares whether lamp delivery outlet exports effective speed preparation modulating signal, if it is not, then sending out
Test car speed failure is sent to show that test terminates to computer；
(6) if so, continuing to provide one grade of brake signal of simulation to tested controller, specially low level gear is effectively believed
Number；
(7) judge tested one grade of delivery outlet of controller whether output services voltage, if it is not, then send one grade of job failure to
Computer shows that test terminates；
(8) if so, continuing to provide two grades of brake signals of simulation to tested controller, the specially effective gear of low level is believed
Number；
(9) judge tested two grades of delivery outlets of controller whether output services voltage, if it is not, then send two grades of job failures to
Computer shows that test terminates；
(10) if so, continuing to provide the third gear brake signal of a simulation, the specially effective shelves of low level to tested controller
Position signal；
(11) judge tested controller third gear delivery outlet whether output services voltage, if it is not, then send third gear job failure to
Computer shows that test terminates；
(12) if so, continuing to provide the fourth gear brake signal of a simulation, the specially effective shelves of low level to tested controller
Position signal；
(13) judge tested controller fourth gear delivery outlet whether output services voltage, if it is not, then send fourth gear job failure to
Computer shows that test terminates；
(14) if so, sending test passes shows that test terminates to computer.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the invention as claimed with
Modification, should all belong to the covering scope of the claims in the present invention.
Claims (5)
1. a kind of test method of controller of current vortex retarder, which is characterized in that include the following steps：
(1) the key signal simulated, speed signal, gear signal are provided to tested controller by test board, tested controller is adopted
The collection output signal, analytical judgment and feedback test result；
(2) testing procedure is carried out according to the sequence of power supply test, test car speed, the work test of each shelves, after testing previous step, if
Failure is not found, then is tested automatically into next step, until completing all testing procedures；
(3) if test finds tested controller failure, feedback test fault message on the way, and terminates to test；Test all steps
Failure is not found after rapid, ability discriminating test is qualified, and feedback test is as a result, terminate test.
2. the test method of controller of current vortex retarder according to claim 1, which is characterized in that the step is (2) into one
Step includes：The power lights level signal of power supply test acquisition controller output is to determine whether qualification.
3. the test method of controller of current vortex retarder according to claim 1, which is characterized in that the step is (2) into one
Step includes：The speed that test car speed is exported according to acquisition controller prepares lamp level signal to determine whether qualification.
4. the test method of controller of current vortex retarder according to claim 1, which is characterized in that the step is (2) into one
Step includes：One to fourth gear test according to the corresponding output end level signal of each gear of acquisition controller to determine whether qualification.
5. the test method of controller of current vortex retarder according to claim 1, which is characterized in that the test board and electricity
It is communicated between brain by USB-CAN communication module, i.e., test board and USB-CAN communication module use CAN communication, USB-
CAN communication module and computer are communicated using USB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313851.XA CN108873856A (en) | 2018-04-10 | 2018-04-10 | The test method of controller of current vortex retarder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313851.XA CN108873856A (en) | 2018-04-10 | 2018-04-10 | The test method of controller of current vortex retarder |
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| Publication Number | Publication Date |
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| CN108873856A true CN108873856A (en) | 2018-11-23 |
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| CN201810313851.XA Pending CN108873856A (en) | 2018-04-10 | 2018-04-10 | The test method of controller of current vortex retarder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848848A (en) * | 2021-09-22 | 2021-12-28 | 陕西法士特齿轮有限责任公司 | Retarder test method for simulating whole vehicle message environment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101839782A (en) * | 2010-06-01 | 2010-09-22 | 深圳市特尔佳科技股份有限公司 | Eddy current retarder test system and method thereof |
| CN103454093A (en) * | 2013-08-22 | 2013-12-18 | 深圳市特尔佳科技股份有限公司 | Handheld type retarder general-purpose tester |
-
2018
- 2018-04-10 CN CN201810313851.XA patent/CN108873856A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101839782A (en) * | 2010-06-01 | 2010-09-22 | 深圳市特尔佳科技股份有限公司 | Eddy current retarder test system and method thereof |
| CN103454093A (en) * | 2013-08-22 | 2013-12-18 | 深圳市特尔佳科技股份有限公司 | Handheld type retarder general-purpose tester |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848848A (en) * | 2021-09-22 | 2021-12-28 | 陕西法士特齿轮有限责任公司 | Retarder test method for simulating whole vehicle message environment |
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