CN205229418U - Accurate three -phase alternating current machine high voltage safety developments analog system regularly of phase place - Google Patents
Accurate three -phase alternating current machine high voltage safety developments analog system regularly of phase place Download PDFInfo
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- CN205229418U CN205229418U CN201520899068.8U CN201520899068U CN205229418U CN 205229418 U CN205229418 U CN 205229418U CN 201520899068 U CN201520899068 U CN 201520899068U CN 205229418 U CN205229418 U CN 205229418U
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Abstract
The utility model provides an accurate three -phase alternating current machine high voltage safety developments analog system regularly of phase place, it includes the phase 1 enzyme dynamic analog module etc. That opens circuit, wherein, the phase 1 enzyme dynamic analog module that opens circuit, the phase 2 enzyme dynamic analog module that opens circuit, the third phase dynamic analog module that opens circuit, phase 1 enzyme resistance developments analog module, phase 2 enzyme resistance developments analog module, third phase resistance developments analog module, phase 1 enzyme inductance trouble developments analog module, phase 2 enzyme inductance trouble developments analog module, third phase inductance trouble developments analog module is all established ties in the machine controller and the triple line circuit between the motor who awaits measuring. The utility model discloses the corresponding motor system of electric automobile is poured into into to true fault and developments that movable morphotype was planned under the true service condition of vehicle, has the trouble developments simulation injection, the data management analysis powerful that comply with the actual service condition of border vehicle, can can't harm the relapse simulation tests and to the non -destructive characteristics of motor system.
Description
Technical field
The utility model relates to a kind of simulation system, particularly, relates to a kind of three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing.
Background technology
Electric automobile has become emphasis and the focus of global evolution.For meeting high-power electrically driven (operated) demand, the electric current that automobile high-voltage electricity road is passed through is up to hundreds of ampere.High-voltage safety has become the key problem in technology needing in vehicle drive power application first to solve, to the safety of the safety of vehicle itself, the safety of driver and crew and vehicle operating environment, all has very important impact.Motor as in power source, its reliability, security are undoubtedly in electric automobile research and development and market application and need the key issue that first solves.At present, though existing electric system test detection technique, but the dynamic similation lacked according to the various possible breakdowns under the real working conditions of electric automobile real power level and Dynamic injection technology, the actual performance of electric system in vehicle practical application can not be guaranteed, can not for research electric system safety failure be to the performance impact of vehicle related system, researchist can not be helped to verify the development law of motor system fault and Forecasting Methodology thereof etc.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing, true fault under its dynamic simulating vehicle real working conditions Dynamic injection in the corresponding electric system of electric automobile, have according to actual vehicle actual motion condition fault dynamic similation injects, data management analysis is powerful, can can't harm repeatedly simulation test and the feature harmless to electric system.
According to an aspect of the present utility model, a kind of three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing is provided, it is characterized in that, the three phase alternating current motor high-voltage safety dynamic simulator system of described phase place accurate timing comprises first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module, first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module, first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module, first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module, first phase fault dynamic similation module, second phase fault dynamic similation module, short circuit dynamic similation module between third phase, at least one module in power transmission fault dynamic similation module and isolation sampling conditioning module, main control module, data collection and transmission, wherein, first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module, first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module, first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module is all connected in the triple-phase line circuit between electric machine controller to be measured and motor, first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module is connected electrically between triple-phase line circuit to be measured and vehicle body ground, the first phase fault dynamic similation module, second phase fault dynamic similation module, between third phase, to be connected to the U phase of triple-phase line circuit alternate with V for short circuit dynamic similation module electricity, U phase is alternate with W, two wiring points that V phase is alternate with W, between the input end of dynamometer machine when power transmission fault dynamic similation module is mechanically connected to the clutch end of motor and tests, main control module and described first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module, first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module, first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module, first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module, first phase fault dynamic similation module, second phase fault dynamic similation module, short circuit dynamic similation module between third phase, power transmission fault dynamic similation module, data collection and transmission, electronic load used during test, dynamometer machine is electrically connected.
Preferably, described first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module all comprise phase open circuit simulated dual to electronic power switch and phase open circuit analogue relay, described phase open circuit simulated dual to electronic power switch with phase open circuit analogue relay for being connected in parallel.
Preferably, described first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module all comprise phase resistance simulated dual to electronic power switch, power resistor and phase resistance dynamic simulate control card, described phase resistance simulated dual is to electronic power switch and power resistor for being connected in parallel, and described phase resistance dynamic simulate control card is connected by CAN with described main control module, data collection and transmission.
Preferably, described first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module all comprise variable inductor, first-phase inductance analogy bidirectional electronic switch and phase inductance dynamic simulate control card; Described first-phase inductance analogy bidirectional electronic power switch and variable inductor are for being connected in parallel; Described phase inductance dynamic simulate control card is connected by CAN with described main control module, receives the command value of the phase inductance of the need simulation of described main control module.
Preferably, described first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module all comprise one is adopted appropriate configuration adjustable resistance matrix by multiple insulation analogue relay and multiple resistance.
Preferably, described power transmission fault dynamic similation module comprises clutch coupling, clutch control module, and clutch control module is connected with described main control module.
Compared with prior art, the utility model has following beneficial effect: the various true fault under the utility model dynamic simulated machine real working conditions Dynamic injection in motor circuit and mechanical system thereof, have according to motor actual motion condition various fault dynamic similations inject, data management analysis is powerful, can can't harm repeatedly simulation test and the feature harmless to motor.Can be used for: study the development law that the electric system correlation parameter of front and back occurs various electrical fault, for the formulation of electrical fault Forecast and control strategy provides foundation; By direct fault location, whether fault diagnosis and the defencive function of checking electric machine controller be complete; By synchronized sampling and the accurate timing of high-speed, multi-path, when research dependent failure occurs, the transient state of motor electric loop parameter and steady-state response; Benchmark analysis is carried out to the electric system of advanced person.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 is the structured flowchart implementing the utility model three phase alternating current motor fault dynamic simulant test system.
Fig. 2 is the network connection layout implementing the utility model three phase alternating current motor fault dynamic simulant test system.
Wherein, dotted line is that rigid line connects, four-headed arrow line is that network connects, circle on heavy line is current sensor.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in detail.Following examples will contribute to those skilled in the art and understand the utility model further, but not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, some distortion and improvement can also be made.These all belong to protection domain of the present utility model.
As shown in Figure 1, the three phase alternating current motor high-voltage safety dynamic simulator system of the utility model phase place accurate timing comprises first-phase open circuit dynamic similation module 101, second-phase open circuit dynamic similation module 102, third phase open circuit dynamic similation module 103, first-phase resistance dynamic similation module 201, second-phase resistance dynamic similation module 202, third phase resistance dynamic similation module 203, first-phase inductive faults dynamic similation module 301, second-phase inductive faults dynamic similation module 302, third phase inductive faults dynamic similation module 303, first-phase insulation dynamic similation module 401, second-phase insulation dynamic similation module 402, third phase insulation dynamic similation module 403, first phase fault dynamic similation module 501, second phase fault dynamic similation module 502, short circuit dynamic similation module 503 between third phase, power transmission fault dynamic similation module 6, isolation sampling conditioning module 12, main control module 13, data collection and transmission 14, wherein, first-phase open circuit dynamic similation module 101, second-phase open circuit dynamic similation module 102, third phase open circuit dynamic similation module 103, first-phase resistance dynamic similation module 201, second-phase resistance dynamic similation module 202, third phase resistance dynamic similation module 203, first-phase inductive faults dynamic similation module 301, second-phase inductive faults dynamic similation module 302, third phase inductive faults dynamic similation module 303 is all connected on the triple-phase line circuit U between electric machine controller 7 to be measured and motor 8, V, in W, first-phase insulation dynamic similation module 401, second-phase insulation dynamic similation module 402, third phase insulation dynamic similation module 403 is connected electrically between triple-phase line circuit to be measured and vehicle body ground 9, the first phase fault dynamic similation module 501, second phase fault dynamic similation module 502, between third phase, to be connected to the U phase of triple-phase line circuit alternate with V for short circuit dynamic similation module 503 electricity, U phase is alternate with W, two wiring points that V phase is alternate with W, between the input end of the dynamometer machine 10 when power transmission fault dynamic similation module 6 is mechanically connected to the clutch end of motor 8 and tests, isolation sampling conditioning module 12 is for gathering triple-phase line circuit U, V, the voltage of W, electric current, after conditioning, data collection and transmission 14 is sent to, main control module 13 and described each module (first-phase open circuit dynamic similation module 101 to the electric parameter such as voltage on vehicle body ground 9, second-phase open circuit dynamic similation module 102, third phase open circuit dynamic similation module 103, first-phase resistance dynamic similation module 201, second-phase resistance dynamic similation module 202, third phase resistance dynamic similation module 203, first-phase inductive faults dynamic similation module 301, second-phase inductive faults dynamic similation module 302, third phase inductive faults dynamic similation module 303, first-phase insulation dynamic similation module 401, second-phase insulation dynamic similation module 402, third phase insulation dynamic similation module 403, first phase fault dynamic similation module 501, second phase fault dynamic similation module 502, short circuit dynamic similation module 503 between third phase, power transmission fault dynamic similation module 6) and data collection and transmission 14 and test time electronic load 11 used and dynamometer machine 10 to be electrically connected and for coordinating each module (first-phase open circuit dynamic similation module 101, second-phase open circuit dynamic similation module 102, third phase open circuit dynamic similation module 103, first-phase resistance dynamic similation module 201, second-phase resistance dynamic similation module 202, third phase resistance dynamic similation module 203, first-phase inductive faults dynamic similation module 301, second-phase inductive faults dynamic similation module 302, third phase inductive faults dynamic similation module 303, first-phase insulation dynamic similation module 401, second-phase insulation dynamic similation module 402, third phase insulation dynamic similation module 403, first phase fault dynamic similation module 501, second phase fault dynamic similation module 502, short circuit dynamic similation module 503 between third phase, power transmission fault dynamic similation module 6), operation between electronic load 11 and dynamometer machine 10, realizes dynamic similation and the Dynamic injection of three phase alternating current motor fault.The dynamic similation of described fault and Dynamic injection are carry out dynamic similation by the phase voltage phase place accurate timing of switching angle and injection by phase voltage zero passage detection.
The instruction of dynamic similation is sent to described main control module 13 by CAN by described data collection and transmission 14, each module (first-phase open circuit dynamic similation module 101 is coordinated by main control module 13, second-phase open circuit dynamic similation module 102, third phase open circuit dynamic similation module 103, first-phase resistance dynamic similation module 201, second-phase resistance dynamic similation module 202, third phase resistance dynamic similation module 203, first-phase inductive faults dynamic similation module 301, second-phase inductive faults dynamic similation module 302, third phase inductive faults dynamic similation module 303, first-phase insulation dynamic similation module 401, second-phase insulation dynamic similation module 402, third phase insulation dynamic similation module 403, first phase fault dynamic similation module 501, second phase fault dynamic similation module 502, short circuit dynamic similation module 503 between third phase, power transmission fault dynamic similation module 6) between action.
Described first-phase open circuit dynamic similation module 101, second-phase open circuit dynamic similation module 102, third phase open circuit dynamic similation module 103 all comprise phase open circuit simulated dual to electronic power switch and phase open circuit analogue relay, described phase open circuit simulated dual to electronic power switch with phase open circuit analogue relay for being connected in parallel, described main control module 13 receives the instruction of data collection and transmission 14 by CAN and controls described phase open circuit simulated dual and realize dynamic similation to motor 8 open-phase fault and Dynamic injection to electronic power switch and phase open circuit analogue relay.When simulating phase open circuit fault, first control described phase open circuit simulated dual to connect to electronic power switch, control described phase open circuit analogue relay again to disconnect, finally disconnect to electronic power switch in the described phase open circuit simulated dual of control, thus avoid the damage to described phase open circuit analogue relay; When realizing the accidental conditions of motor 8, first controlling phase open circuit simulated dual and connecting to electronic power switch, then control phase open circuit analogue relay and connect, thus avoid the damage to described phase open circuit analogue relay.Described phase open circuit simulated dual can be two electron power tubes being all integrated with FWD diode by the differential concatenation circuit of common collector or common emitter to electronic power switch.
Described first-phase resistance dynamic similation module 201, second-phase resistance dynamic similation module 202, third phase resistance dynamic similation module 203 all comprises phase resistance simulated dual to electronic power switch, power resistor and phase resistance dynamic simulate control card, described phase resistance simulated dual to electronic power switch and power resistor for being connected in parallel, described phase resistance dynamic simulate control card and described main control module 13, data collection and transmission 14 is connected by CAN, receive the command value of the phase resistance of the need simulation of described main control module 13, phase resistance dynamic simulate control cartoon is crossed pwm signal and is controlled phase resistance simulated dual and carry out the parallel equivalent resistance of phase resistance simulated dual described in dynamic adjustments to electronic power switch and power resistor to electronic power switch, thus the dynamic adjustments simulation realized the phase resistance value being no more than power resistor and Dynamic injection.Described phase resistance simulated dual can be two electron power tubes being all integrated with FWD diode by the differential concatenation circuit of common collector or common emitter to electronic power switch.Also be provided with a phase resistance bypass relay, for the accidental conditions of simulated machine 8.Described phase resistance can be the equivalent total resistance of the resistance that is connected, phase winding resistance, be connected resistance and phase winding resistance, thus the dynamic similation realized the fault such as resistance unbalance, phase shortage between connection resistance, winding interturn short-circuit, circle coiler part broken string, winding and Dynamic injection.
Described first-phase inductive faults dynamic similation module 301, second-phase inductive faults dynamic similation module 302, third phase inductive faults dynamic similation module 303 all comprise variable inductor, first-phase inductance analogy bidirectional electronic switch and phase inductance dynamic simulate control card; Described first-phase inductance analogy bidirectional electronic power switch and variable inductor are for being connected in parallel; Described variable inductor is the adjustable inductor of the inductance of appropriate configuration, e.g., adopts the series circuit of the second inductance analogy bidirectional electronic switch and inductance; Described phase inductance dynamic simulate control card is connected by CAN with described main control module 13, receive the command value of the phase inductance of the need simulation of described main control module 13, phase inductance dynamic simulate control cartoon is crossed pwm signal and is controlled the equivalent inductance that the second inductance analogy bidirectional electronic switch comes second-phase inductance analogy bidirectional electronic power switch and inductance described in dynamic adjustments, thus the dynamic adjustments simulation realized the inductance value being no more than inductance and Dynamic injection; By controlling the conducting of first-phase inductance analogy bidirectional electronic switch, for simulated machine accidental conditions.Described first-phase inductance analogy bidirectional electronic power switch, second-phase inductance analogy bidirectional electronic power switch can be all two electron power tubes being all integrated with FWD diode by the differential concatenation circuit of common collector or common emitter.Described phase inductance can be the equivalent total inductance of phase line road inductance, phase winding inductance, phase line inductance and phase winding inductance, thus the dynamic similation realized the fault such as inductance unbalance, phase shortage between line inductance, winding interturn short-circuit, circle coiler part broken string, winding and Dynamic injection.
Described first-phase insulation dynamic similation module 401, second-phase insulation dynamic similation module 402, third phase insulation dynamic similation module 403 all comprise one is adopted appropriate configuration adjustable resistance matrix by multiple insulation analogue relay and multiple resistance, as, described each resistance is for being connected in series, described each insulation analogue relay is connected with one of them resistor coupled in parallel respectively, described insulation analogue relay is photoelectric relay, each resistance by minimum value be 1 Ω, common ratio is that the geometric progression of 2 Ω is arranged, the number of described insulation analogue relay and resistance is for by 2
n1=R
maxnatural number after the n1 of+1 rounds arranges (R
maxfor intending the maximum range value of the insulation resistance of simulation); Connected by the SI semi-insulation analogue relay controlled wherein and another part insulation analogue relay disconnects the dynamic similation adjustment realizing different insulation resistances, control the accidental conditions that all insulation analogue relays disconnect simulated machine 8; Also be provided with an insulation short-circuit relay to simulate the fault of circuitry phase to vehicle body ground 9 direct short circuits; Also be provided with that a phase insulation resistance dynamic simulate control card controls described insulation analogue relay for the instruction being received described main control module 13 by CAN, insulation short-circuit relay realizes the simulation of the dynamic adjustments of insulation resistance resistance value and Dynamic injection.
Between described first phase fault dynamic similation module 501, second phase fault dynamic similation module 502, third phase, short circuit dynamic similation module 503 all comprises short circuit simulated dual to power electronic switching, short circuit analog current sensor, short time precision control, short-circuit resistance, short-circuit resistance regulator, entering-phase control device and phase voltage zero cross detection circuit, phase voltage zero cross detection circuit detects phase voltage positive zero-acrross ing moment, and entering-phase control device is for the voltage phase angle that calculates relative to the positive zero-acrross ing moment of certain phase voltage and judge whether to reach this voltage phase angle, after short time precision control receives the instruction from described main control module 13, first regulate short-circuit resistance to arrange maximum short circuit current by short-circuit resistance regulator, judge that controlling short circuit simulated dual again when having reached the voltage phase angle relative to the positive zero-acrross ing moment of certain phase voltage connects to power electronic switching at short time precision control by described phase voltage zero cross detection circuit detection phase voltage zero-acrross ing moment and entering-phase control device, start accurate timing simultaneously, automatically control short circuit simulated dual when timing terminates or short circuit analog current sensor feedback electric current exceedes preset value to disconnect to power electronic switching, realize the dynamic similation to high-tension circuit short circuit and Dynamic injection, by controlling to disconnect short circuit simulated dual to power electronic switching, the operating mode that simulated machine normally runs.Described short circuit simulated dual is made up of to power electronic switching multiple IGBT power tube branch road or IPM module branch circuit parallel connection, each described IGBT power tube branch road or IPM module branch road respectively by two IGBT power tubes or IPM module being all integrated with FWD diode by common collector or the differential concatenation of common emitter and the circuit of affix flows resistance; Described short circuit analog current sensor can adopt shunt or Hall current sensor; Described short time precision control at least comprises a primary processor and coprocessor, this coprocessor is specifically designed to the instruction control of described short circuit simulated dual to power electronic switching and the accurate control of short circuit duration, and entering-phase control device function also can be arranged in this coprocessor; The mode that described short time precision control adopts synchronic command to control described short circuit simulated dual to each IGBT power tube in power electronic switching or IPM module, to avoid each IGBT power tube or the asynchronous uneven flow problem brought of IPM module work.
Described power transmission fault dynamic similation module 6 comprises clutch coupling, clutch control module, clutch control module is connected with described main control module 13, receive the command value of described main control module 13, solenoidoperated cluthes are separated, thus realize the dynamic similation and the Dynamic injection that motor power are exported to the faults such as gear train off-axis; Connect simulated machine accidental conditions by solenoidoperated cluthes; Described clutch coupling adopts the dynamic such as electromagnetic clutch or wet clutch to combine and the clutch coupling be separated; Preferably, the function of described clutch control module also can be arranged in main control module 13, and described power transmission fault dynamic similation module is directly controlled by described main control module 13.
In described phase open circuit dynamic simulate control card, phase resistance dynamic simulate control card and phase insulation resistance dynamic simulate control card, clutch control module or main control module 13, also be provided with the function of described entering-phase control device, phase voltage zero cross detection circuit, short time precision control, realize the dynamic similation by the fault such as phase open circuit, phase resistance, mutually insulation of accurate electrical angle and Dynamic injection.
Described isolation sampling conditioning module 12 also gathers the parameter such as electric current, voltage of the input power cord of the electric machine controller 7 of described three phase alternating current motor 8, for use in testing for after direct fault location on the impact of electric machine controller 7 and power supply.
Described data collection and transmission 14 adopts synchronized sampling, to guarantee the follow-up accuracy to data analysis to the signal from described isolation sampling conditioning module 12.
Described data collection and transmission 14 is also communicated with electric machine controller 7 by each experimental facilities of network and other, realizes the cooperation control to other experimental facilities and the monitoring to electric machine controller 7 to enrich the electric system of test data and relay testing.
The three phase alternating current motor high-voltage safety dynamic simulator system of described phase place accurate timing is also provided with host computer 15, for man-machine interaction and data management, and is that network service is connected with described data collection and transmission.
Various true fault under the three phase alternating current motor high-voltage safety dynamic simulator system dynamic simulated machine real working conditions of the utility model phase place accurate timing Dynamic injection in motor circuit and mechanical system thereof, have according to motor actual motion condition various fault dynamic similations inject, data management analysis is powerful, can can't harm repeatedly simulation test and the feature harmless to motor.Can be used for: study the development law that the electric system correlation parameter of front and back occurs various electrical fault, for the formulation of electrical fault Forecast and control strategy provides foundation; By direct fault location, whether fault diagnosis and the defencive function of checking electric machine controller be complete; By synchronized sampling and the accurate timing of high-speed, multi-path, when research dependent failure occurs, the transient state of motor electric loop parameter and steady-state response; Benchmark analysis is carried out to the electric system of advanced person.The utility model provides the three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing: by the true fault under dynamic similation vehicle real working conditions and Dynamic injection in electric system, based on to the analysis of data for research motor in electric automobile high-voltage safety and the performance of each subsystem related to thereof and Forecasting Methodology provide important technical support.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (6)
1. a three phase alternating current motor high-voltage safety dynamic simulator system for phase place accurate timing, is characterized in that, the three phase alternating current motor high-voltage safety dynamic simulator system of described phase place accurate timing comprises first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module, first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module, first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module, first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module, first phase fault dynamic similation module, second phase fault dynamic similation module, short circuit dynamic similation module between third phase, at least one module in power transmission fault dynamic similation module and isolation sampling conditioning module, main control module, data collection and transmission, wherein, first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module, first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module, first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module is all connected in the triple-phase line circuit between electric machine controller to be measured and motor, first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module is connected electrically between triple-phase line circuit to be measured and vehicle body ground, the first phase fault dynamic similation module, second phase fault dynamic similation module, between third phase, to be connected to the U phase of triple-phase line circuit alternate with V for short circuit dynamic similation module electricity, U phase is alternate with W, two wiring points that V phase is alternate with W, between the input end of dynamometer machine when power transmission fault dynamic similation module is mechanically connected to the clutch end of motor and tests, main control module and described first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module, first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module, first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module, first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module, first phase fault dynamic similation module, second phase fault dynamic similation module, short circuit dynamic similation module between third phase, power transmission fault dynamic similation module, data collection and transmission, electronic load used during test, dynamometer machine is electrically connected.
2. the three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing according to claim 1, it is characterized in that, described first-phase open circuit dynamic similation module, second-phase open circuit dynamic similation module, third phase open circuit dynamic similation module all comprise phase open circuit simulated dual to electronic power switch and phase open circuit analogue relay, described phase open circuit simulated dual to electronic power switch with phase open circuit analogue relay for being connected in parallel.
3. the three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing according to claim 1, it is characterized in that, described first-phase resistance dynamic similation module, second-phase resistance dynamic similation module, third phase resistance dynamic similation module all comprises phase resistance simulated dual to electronic power switch, power resistor and phase resistance dynamic simulate control card, described phase resistance simulated dual to electronic power switch and power resistor for being connected in parallel, described phase resistance dynamic simulate control card and described main control module, data collection and transmission is connected by CAN.
4. the three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing according to claim 1, it is characterized in that, described first-phase inductive faults dynamic similation module, second-phase inductive faults dynamic similation module, third phase inductive faults dynamic similation module all comprise variable inductor, first-phase inductance analogy bidirectional electronic switch and phase inductance dynamic simulate control card; Described first-phase inductance analogy bidirectional electronic power switch and variable inductor are for being connected in parallel; Described phase inductance dynamic simulate control card is connected by CAN with described main control module, receives the command value of the phase inductance of the need simulation of described main control module.
5. the three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing according to claim 1, it is characterized in that, described first-phase insulation dynamic similation module, second-phase insulation dynamic similation module, third phase insulation dynamic similation module all comprise one is adopted appropriate configuration adjustable resistance matrix by multiple insulation analogue relay and multiple resistance.
6. the three phase alternating current motor high-voltage safety dynamic simulator system of phase place accurate timing according to claim 1, it is characterized in that, described power transmission fault dynamic similation module comprises clutch coupling, clutch control module, and clutch control module is connected with described main control module.
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| CN201520899068.8U CN205229418U (en) | 2015-11-09 | 2015-11-09 | Accurate three -phase alternating current machine high voltage safety developments analog system regularly of phase place |
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| CN201520899068.8U CN205229418U (en) | 2015-11-09 | 2015-11-09 | Accurate three -phase alternating current machine high voltage safety developments analog system regularly of phase place |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950494A (en) * | 2016-12-13 | 2017-07-14 | 万向钱潮股份有限公司 | A kind of DC brushless motor assembly is in ring test test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950494A (en) * | 2016-12-13 | 2017-07-14 | 万向钱潮股份有限公司 | A kind of DC brushless motor assembly is in ring test test device |
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