CN109552051A - The evaluation detection system of new-energy automobile power drive system - Google Patents
The evaluation detection system of new-energy automobile power drive system Download PDFInfo
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- CN109552051A CN109552051A CN201811519872.3A CN201811519872A CN109552051A CN 109552051 A CN109552051 A CN 109552051A CN 201811519872 A CN201811519872 A CN 201811519872A CN 109552051 A CN109552051 A CN 109552051A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/12—Recording operating variables ; Monitoring of operating variables
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to technical field of new energy, provide a kind of evaluation detection system of new-energy automobile power drive system, including first detection module, the second detection module, third detection module and the 4th detection module；First detection module is used to input analog signal, and the signal output waveform of acquisition power drive system to power drive system.Power drive system includes motor mould group and electric machine controller, and the second detection module for detecting the automatically controlled signal of motor mould group and electric machine controller respectively.Power drive system is assemblied in dynamical system, third detection module is for detecting automatically controlled signal of the power drive system in dynamical system.By electric drive general assembly in vehicle, the 4th detection module is for detecting the automatically controlled signal of power drive system in automobiles.Power drive system is detected from aforementioned four evaluation detection dimensions, so that power drive system more comprehensive detection data in the process of running is obtained, to reduce the failure rate of power drive system in the actual process.
Description
Technical field
The present invention relates to technical field of new energy, especially provide a kind of evaluation inspection of new-energy automobile power drive system
Examining system.
Background technique
New-energy automobile refers to the every other energy automobile in addition to gasoline, diesel engine.Including fuel cell car,
Hybrid vehicle, hydrogen-powered vehicles and solar telephone etc., have relatively low exhaust emission, more environmentally-friendly.
The quality and running stability of the power drive system of new-energy automobile are that consumer is concerned about the most.And currently, right
The evaluation of the power drive system of new-energy automobile detects not system, not deep enough refinement.Therefore, urgent need to resolve is existing drives electricity
The evaluation detection content of dynamic system it is single and not system the problem of.
Summary of the invention
The purpose of the present invention is to provide a kind of screens of new-energy automobile power drive system to evaluate detection method, it is intended to solve
It is existing single to the evaluation detection content of power drive system and not system the problem of.
To achieve the above object, the technical solution adopted by the present invention is that: the evaluation of new-energy automobile power drive system detection
System, including first detection module, the second detection module, third detection module and the 4th detection module；
The first detection module is used to input analog signal, and the acquisition electric drive trains to the power drive system
The signal output waveform of system, if signal output waveform and preset signal waveform are coincide, the evaluation of the drive system detects knot
Fruit is qualification；
The power drive system include motor mould group and with the motor mould group be electrically connected electric machine controller, it is described
Second detection module is used to detect the automatically controlled signal of the motor mould group and the electric machine controller respectively, if the motor mould group
The automatically controlled signal of output and the first default automatically controlled signal coincide and the automatically controlled signal of the electric machine controller and second presets electricity
It controls signal to coincide, the evaluation testing result of the power drive system is qualification；
The power drive system is assemblied in the dynamical system of new-energy automobile and is electrically connected with the dynamical system,
The third detection module is for detecting automatically controlled signal of the power drive system in the dynamical system, if the electric drive
Automatically controlled signal of the system in the dynamical system and third preset automatically controlled signal and coincide, the evaluation detection of the power drive system
It as a result is qualification；
By the electric drive general assembly in vehicle and with vehicle electric connection, the 4th detection module is used for
Automatically controlled signal of the power drive system in the vehicle is detected, if automatically controlled letter of the power drive system in the vehicle
It number coincide with the 4th default automatically controlled signal, the evaluation testing result of the power drive system is qualification.
Specifically, second detection module includes the first submodule and use for being electrically connected with the motor mould group
In the second submodule being electrically connected with the motor control, first submodule is for detecting the automatically controlled of the motor mould group
Signal, the second submodule are used to detect the automatically controlled signal of the electric machine controller.
Specifically, the dynamical system includes battery pack, high-voltaghe compartment and entire car controller, the battery pack, the height
Pressure case, the electric machine controller, the motor mould group and the entire car controller are successively electrically connected and form signal circuit, institute
Third detection module is stated to include third submodule for being electrically connected with the electric machine controller and be used for and the motor mould
Group is electrically connected the 4th submodule, and the third submodule is used to detect the automatically controlled letter of electric machine controller described in signal circuit
Number, the 4th submodule is used to detect the automatically controlled signal of the group of motor mould described in signal circuit.
Further, the dynamical system further includes differential mechanism, and the output end of the motor mould group is connected to the differential
The input terminal of device, the third detection module further includes the 5th submodule for being electrically connected with the motor mould group, described
5th submodule is used to detect the torsion torque signal parameter of the motor mould group.
Specifically, the 4th detection module includes equal the 6th submodule being electrically connected with the power drive system, the
Seven submodules and the 8th submodule, the 6th submodule are quiet when the power drive system is run in automobiles for detecting
State signal, the 7th submodule are used to detect the Dynamic Signal when power drive system is run in automobiles, and the 8th submodule is used
Application strategy signal when detecting the power drive system and running in automobiles.
Beneficial effects of the present invention: the evaluation detection system of new-energy automobile power drive system of the invention, from above-mentioned four
A evaluation detection dimensions detect power drive system, i.e., power drive system, disassembled form under evaluation detection general assembly state
Under power drive system, the power drive system being assemblied in dynamical system and the power drive system being assemblied in vehicle, thus
Power drive system more comprehensive detection data in the process of running is obtained, to reduce the event of power drive system in the actual process
Barrier rate.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the first detection mould of the evaluation detection system of new-energy automobile power drive system provided in an embodiment of the present invention
The structural schematic diagram of block and power drive system；
Fig. 2 is the second detection mould of the evaluation detection system of new-energy automobile power drive system provided in an embodiment of the present invention
The structural schematic diagram of block and power drive system；
Fig. 3 is that the third of the evaluation detection system of new-energy automobile power drive system provided in an embodiment of the present invention detects mould
The structural schematic diagram of block, dynamical system and power drive system；
Fig. 4 is the 4th detection mould of the evaluation detection system of new-energy automobile power drive system provided in an embodiment of the present invention
The structural schematic diagram of block, vehicle and power drive system.
Wherein, each appended drawing reference in figure:
| First detection module | 10 | Third submodule | 31 |
| Second detection module | 20 | 4th submodule | 32 |
| Third detection module | 30 | 5th submodule | 33 |
| 4th detection module | 40 | 6th submodule | 41 |
| Dynamical system | 50 | 7th submodule | 42 |
| Vehicle | 60 | 8th submodule | 43 |
| Power drive system | 70 | Battery pack | 51 |
| Motor mould group | 71 | High-voltaghe compartment | 52 |
| Electric machine controller | 72 | Entire car controller | 53 |
| First submodule | 21 | Differential mechanism | 54 |
| Second submodule | 22 |
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Please refer to figs. 1 to 4, the evaluation detection system packet of new-energy automobile power drive system provided in an embodiment of the present invention
Include first detection module 10, the second detection module 20, third detection module 30 and the 4th detection module 40；
First detection module 10 is used to input analog signal to power drive system 70, and acquires the defeated of power drive system 70
Signal waveform out, here, since power drive system 70 is in discrete state, at this point, simulating its work by input analog signal
Process, if also, acquire its signal output waveform and match with preset signals waveform, the evaluation of power drive system 70 detects knot
Fruit is qualification.
Electric machine controller 72 of the power drive system 70 including motor mould group 71 and with the electric connection of motor mould group 71, second
Detection module 20 for detecting the automatically controlled signal of motor mould group 71 and electric machine controller 72 respectively.Here, by power drive system 70
It tears open in two sub-sections, which is carried out respectively individually to evaluate detection, if the automatically controlled signal and that motor mould group 71 exports
One default automatically controlled signal coincide and the automatically controlled signal of electric machine controller 72 and the second default automatically controlled signal it is identical, electric drive trains
The evaluation testing result of system 70 is qualification.
Power drive system 70 is assemblied in the dynamical system 50 of new-energy automobile and is electrically connected with dynamical system 50, the
Three detection modules 30 are for detecting automatically controlled signal of the power drive system 70 in dynamical system 50；Here, by power drive system 70
It is assemblied in dynamical system 50, so that operational process of the power drive system 70 in dynamical system 50 is simulated, if power drive system
70 automatically controlled signal in dynamical system 50 and third preset automatically controlled signal and coincide, then the evaluation of power drive system 70 detects knot
Fruit is qualification.
By electric drive general assembly in vehicle 60 and with the electric connection of vehicle 60, the 4th detection module 40 is for detecting electricity
Automatically controlled signal of the drive system 70 in vehicle 60；Finally, evaluation detects it whole by the assembly of power drive system 70 in vehicle 60
Operation conditions in 60 environment of vehicle, if the default automatically controlled signal kiss of automatically controlled signal and fourth of the power drive system 70 in vehicle 60
It closes, the evaluation testing result of power drive system 70 is qualification.
The evaluation detection system of new-energy automobile power drive system 70 of the invention provided in an embodiment of the present invention, from above-mentioned
Four evaluation detection dimensions detect power drive system 70, that is, evaluate the power drive system 70 under detection general assembly state, tear open
Power drive system 70, the power drive system 70 being assemblied in dynamical system 50 under isloation state and the electricity being assemblied in vehicle 60
Drive system 70, so that the more comprehensive detection data in the process of running of power drive system 70 is obtained, to reduce in practical mistake
The failure rate of power drive system 70 in journey.
Specifically, figure is please referred to, the second detection module 20 includes the first submodule 21 and second submodule 22, the first submodule
Block 21 is used to detect the automatically controlled signal of motor mould group 71, and second submodule 22 is used to detect the automatically controlled signal of electric machine controller 72.
Due to being split power drive system 70, and it is divided into motor mould group 71 and electric machine controller 72, then then needing by
One submodule 21 and second submodule 22 detect respectively.For example, the automatically controlled signal of electric machine controller 72 includes the on-off letter of route
Number, the voltage resistance signal of route and operation transient digital signal.Wherein, the on-off signal testing goal of route is motor control
Whether device 72 processed is normal, the phenomenon of no short circuit and open circuit；The purpose of voltage resistance signal detection of route be in the state of access,
The running parameter of the electric current of electric machine controller 72, voltage and resistance is detected whether in values；Operation transient number
The purpose of signal detection is to be whether normally digital signal outputs and inputs detection electric machine controller 72 under operation.And
71 primary evaluation of motor mould group detects its mechanical performance signal, i.e. the assembly torsion detection of 71 output end of motor mould group.If meeting
Parameter preset is then detected into the evaluation of next step.
Specifically, figure is please referred to, in the present embodiment, dynamical system 50 includes battery pack 51, high-voltaghe compartment 52 and vehicle
Controller 53, battery pack 51, high-voltaghe compartment 52, electric machine controller 72, motor mould group 71 and entire car controller 53 successively electrically connect
It connects to form signal circuit, third detection module 30 includes third submodule 31 and the 4th submodule 32, and third submodule 31 is used for
The automatically controlled signal of electric machine controller 72 in signal circuit is detected, the 4th submodule 32 is for detecting motor mould group 71 in signal circuit
Automatically controlled signal.Due to need to also in specifically use environment to power drive system 70, whether qualification carries out evaluation detection.Wherein,
High-voltaghe compartment 52, battery pack 51, entire car controller 53, motor mould group 71 and motor control are electrically connected to form signal circuit.Believing
In number circuit, need respectively evaluate electric machine controller 72 and motor mould group 71 respectively detection.Evaluated using third submodule 31
Electric machine controller 72 is detected in signal circuit, rotation change, temperature, electric current, power and the digital signal wink of electric machine controller 72
State etc..And utilize the 4th submodule 32 evaluation detection motor mould group 71 in the temperature rise load of high pressure, power etc..
Further, figure is please referred to, dynamical system 50 further includes differential mechanism 54, and the output end of motor mould group 71 is connected to difference
The input terminal of fast device 54, third detection module 30 further include the 5th submodule 33, and the 5th submodule 33 is for detecting motor mould group
71 torsion torque signal parameter.Utilize the 5th submodule 33 evaluation detection outputting torsion signal of motor mould group 71 and defeated
Torsion attenuation analysis out.
Specifically, figure is please referred to, in the present embodiment, the 4th detection module 40 includes the 6th submodule 41, the 7th submodule
Block 42 and the 8th submodule 43, the 6th submodule 41 are used to detect static letter when power drive system 70 is run in vehicle 60
Number, the 7th submodule 42 is used to detect Dynamic Signal when power drive system 70 is run in vehicle 60, and the 8th submodule 43 is used
Application strategy signal when detecting power drive system 70 and being run in vehicle 60.
Finally, power drive system 70 also needs to be assemblied in 60 environment of vehicle, and carrying out evaluation test, whether it is qualified.Electric drive trains
Automatically controlled signal when system 70 is run in vehicle 60 includes stationary singnal, Dynamic Signal and application strategy signal.
Wherein, stationary singnal of the detection power drive system 70 in vehicle 60 is evaluated using the 6th submodule 41.Static state letter
Detection vehicle 60 starting of number detection process primary evaluation and when not driving, electric drive CAN network situation, input and output signal exist
The detections such as power-on and power-off transient impact, the temperature of high tension loop, the voltage of high tension loop, motor rotation change.
Dynamic Signal of the detection power drive system 70 in vehicle 60 is evaluated using the 7th submodule 42.Dynamic signal detection
When process primary evaluation detects vehicle 60 and drives, the dynamic response of electric drive assembly, heating rate, vehicle 60 under most high speed,
The detections such as automatically controlled performance parameter when acceleration is lower and falls back.
Application strategy signal of the detection power drive system 70 in vehicle 60 is evaluated using the 8th submodule 43.Application strategy
Signal detection refers to vehicle 60 under specific run environment, the automatically controlled performance that electric drive assembly is showed.E.g., including vehicle is anxious
Stop, the driving of a certain wheel hanging, vehicle zig zag etc., under these actual driving situations, the electric signal of electric drive assembly is inputted
Export situation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (5)
1. a kind of evaluation detection system of new-energy automobile power drive system, which is characterized in that the evaluation detection system includes
First detection module, the second detection module, third detection module and the 4th detection module；
The first detection module is used to input analog signal to the power drive system, and acquires the power drive system
Signal output waveform, if signal output waveform and preset signal waveform are coincide, the evaluation testing result of the drive system is
It is qualified；
The power drive system include motor mould group and with the motor mould group be electrically connected electric machine controller, described second
Detection module is used to detect the automatically controlled signal of the motor mould group and the electric machine controller respectively, if the motor mould group exports
Automatically controlled signal and the first default automatically controlled signal coincide and the automatically controlled signal and second of the electric machine controller presets automatically controlled letter
It number coincide, the evaluation testing result of the power drive system is qualification；
The power drive system is assemblied in the dynamical system of new-energy automobile and is electrically connected with the dynamical system, it is described
Third detection module is for detecting automatically controlled signal of the power drive system in the dynamical system, if the power drive system
Automatically controlled signal and third in the dynamical system preset automatically controlled signal and coincide, the evaluation testing result of the power drive system
For qualification；
By the electric drive general assembly in vehicle and with vehicle electric connection, the 4th detection module is for detecting
Automatically controlled signal of the power drive system in the vehicle, if automatically controlled signal of the power drive system in the vehicle with
4th default automatically controlled signal coincide, and the evaluation testing result of the power drive system is qualification.
2. the evaluation detection system of new-energy automobile power drive system according to claim 1, which is characterized in that described
Two detection modules include the first submodule for being electrically connected with the motor mould group and are used for and the motor control is electrical
The second submodule of connection, first submodule are used to detect the automatically controlled signal of the motor mould group, the second submodule
For detecting the automatically controlled signal of the electric machine controller.
3. the evaluation detection system of new-energy automobile power drive system according to claim 1, which is characterized in that described dynamic
Force system includes battery pack, high-voltaghe compartment and entire car controller, the battery pack, the high-voltaghe compartment, the electric machine controller, institute
It states motor mould group and the entire car controller is successively electrically connected and forms signal circuit, the third detection module includes being used for
With the electric machine controller be electrically connected third submodule and be used for and the motor mould group be electrically connected the 4th submodule, institute
Third submodule is stated for detecting the automatically controlled signal of electric machine controller described in signal circuit, the 4th submodule is for detecting
The automatically controlled signal of the group of motor mould described in signal circuit.
4. the evaluation detection system of new-energy automobile power drive system according to claim 3, which is characterized in that described dynamic
Force system further includes differential mechanism, and the output end of the motor mould group is connected to the input terminal of the differential mechanism, the third detection
Module further includes the 5th submodule for being electrically connected with the motor mould group, and the 5th submodule is for detecting the electricity
The torsion torque signal parameter of machine mould group.
5. the evaluation detection system of new-energy automobile power drive system according to claim 1, which is characterized in that described
Four detection modules include equal the 6th submodule, the 7th submodule and the 8th submodule being electrically connected with the power drive system
Block, the 6th submodule are used to detect the stationary singnal when power drive system is run in automobiles, and the 7th submodule is used
Dynamic Signal when detecting the power drive system and running in automobiles, the 8th submodule is for detecting the power drive system
Application strategy signal when running in automobiles.
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| CN201811519872.3A CN109552051A (en) | 2018-12-12 | 2018-12-12 | The evaluation detection system of new-energy automobile power drive system |
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| CN201811519872.3A CN109552051A (en) | 2018-12-12 | 2018-12-12 | The evaluation detection system of new-energy automobile power drive system |
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