CN108427046A - Integrated test system - Google Patents
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- CN108427046A CN108427046A CN201810164710.6A CN201810164710A CN108427046A CN 108427046 A CN108427046 A CN 108427046A CN 201810164710 A CN201810164710 A CN 201810164710A CN 108427046 A CN108427046 A CN 108427046A
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- 238000005259 measurement Methods 0.000 claims description 54
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention provides an integrated test system, which relates to the technical field of automobile test and comprises the following components: the whole vehicle charging test module is connected with a tested vehicle through a first charging gun and used for simulating a charging circuit of an alternating current charging pile and outputting an alternating current charging signal to be tested to the first charging gun; the alternating current pile charging test module is connected with the alternating current charging pile to be tested through a second charging gun, and the alternating current pile charging test module is used for simulating a charging circuit of the whole vehicle and receiving charging current input by the second charging gun connected with the alternating current charging pile to be tested. The whole vehicle charging test module is used for simulating a charging circuit of an alternating current charging pile and outputting an alternating current charging signal to be tested to the first charging gun; the alternating current pile charging test module is used for simulating a charging circuit of a whole vehicle, receiving the charging current input by the second charging gun and connected with the tested alternating current charging pile, can complete the test on the whole vehicle and the alternating current charging pile simultaneously, and saves the cost.
Description
Technical field
The present invention relates to Automobile Measuring Techniques fields, and in particular to a kind of integrated test system.
Background technology
Currently, electric vehicle and hybrid vehicle, for simulation test vehicle and charging pile simultaneously system testing not
It is enough perfect.
Therefore, there is an urgent need for a kind of integrated test system, adjustment test point in test process can be solved and cause confusion and test
The smaller situation of range.
Invention content
An embodiment of the present invention provides a kind of integrated test systems, are mixed to solve adjustment test point in test process
Unrest and the smaller situation of test scope.
In order to solve the above technical problems, an embodiment of the present invention provides a kind of integrated test systems, including：
Vehicle charging measurement module is connect by the first charging gun with tested vehicle, and the vehicle charging measurement module is used
In the charging circuit of analog AC charging pile, AC charging signal to be measured is exported to first charging gun；
Stake charging measurement module is exchanged, is connect with tested alternating-current charging pile by the second charging gun, the exchange stake charging
Test module is used to simulate the charging circuit of vehicle, receives second charging gun input being connect with tested alternating-current charging pile
Charging current.
Preferably, the vehicle charging measurement module includes：
First input port；
Programmable alternating current source, is connected with the first input port；
The first output port to match with the current input terminal of first charging gun；
Vehicle charging measurement unit is separately connected with the first input port and first output port.
Preferably, the vehicle charging measurement unit includes：
Multiple first relay K1, wherein each first relay K1 is separately connected the one of the first input port
One connecting pin of connecting pin and first output port；
First relay driving element is separately connected with each first relay K1, for controlling each described
The on off state of one relay K1；
CC signal trigger circuits are connected with the connecting pins CC of first output port；
First CP signal trigger circuits are connected with the connecting pins CP of first output port；
First signal deteching circuit is connect with the first position point in the first CP signal trigger circuits, wherein described
First position point is connected directly to the connecting pins CP of first output port by connecting line；
First control chip, believes with the first relay driving element, the CC signals trigger circuit, the first CP
Number trigger circuit and first signal deteching circuit are separately connected.
Preferably, the CC signals trigger circuit includes：
Second relay driving element, the second relay K2, multiple first resistors row, multiple second resistances row and the 5th after
Electric appliance K5；Wherein each first resistor row includes concatenated first resistor R1 and third relay K3；Each described second
Resistor chain includes concatenated second resistance R2 and the 4th relay K4；
One end of the second relay K2 is grounded, and the other end is connect with the 5th relay K5, second relay
The junction of device K2 and the 5th relay K5 is location point A；The 5th relay K5 is arranged with each second resistance
It is connected in series with, the junction of the 5th relay K5 and each second resistance row are location point B；Each second electricity
The second resistance R2 in resistance row is connect with the location point B, the 4th relay K4 and first output port
The connecting pins CC are connected；Each first resistor row is connected in parallel with the 5th relay K5, and the first resistor R1
It is connect with the location point A, the third relay K3 is connect with the location point B；The second relay driving element point
It is not connect with each third relay K3, each 4th relay K4 and the 5th relay K5.
Preferably, the first CP signal trigger circuits include：
Signal generating element, third relay driving element and multiple 3rd resistors row；Wherein, each 3rd resistor
Row includes concatenated 3rd resistor R3 and the 6th relay K6；
The signal generating element connect with each 3rd resistor R3, each 6th relay K6 and described the
The connecting pins CP of one output port connect；The third relay driving element is connect with each 6th relay K6.
Preferably, the exchange stake charging measurement module includes：
The second input port to match with the current output terminal of second charging gun；
Second output terminal mouth；
Alternating current electronic load is connected with the second output terminal mouth；
Alternating-current charging pile charging measurement unit is separately connected with second input port and the second output terminal mouth.
Preferably, the exchange stake charging measurement unit includes：
Multiple 7th relay K7, wherein each 7th relay K7 connects a connection of second input port
One connecting pin at end and the second output terminal mouth；
4th relay driving element is separately connected with each 7th relay K7, for controlling each described
The on off state of seven relay K7；
2nd CP signal trigger circuits are connected with the connecting pins CP of second input port；
Second signal detection circuit is connect with the second position point in the 2nd CP signal trigger circuits；
Second control chip, with the 4th relay driving element, the 2nd CP signals trigger circuit and described the
Binary signal detection circuit is separately connected.
Preferably, the 2nd CP signal trigger circuits include：
5th relay driving element, multiple 4th resistor chains and diode D1；Wherein, each 4th resistor chain packet
Include concatenated 8th relay K8 and the 4th resistance R4；
Each 8th relay (K8) ground connection, each 4th resistance (R4) connect with the diode D1, and
Each 4th resistance R4 is second position point with the junctions the diode D1；The diode D1 is inputted with described second
The connecting pins CP of port are connected；The 5th relay driving element is connect with each 8th relay K8.
Preferably, the integrated test system further includes：
Oscillograph；
Industrial personal computer is separately connected with programmable alternating current source, alternating current electronic load and control chip；
Multiplexing switch is separately connected with the industrial personal computer and oscillograph, and with the vehicle charging measurement unit and friendship
Stream stake charging measurement unit is separately connected.
Preferably, the integrated test system further includes：
Programmable power supply is connect with the industrial personal computer.
Preferably, the vehicle charging measurement module is integrated in the stake charging measurement module that exchanges on a wiring board,
The wiring board is set in a box body.
Compared with prior art, a kind of integrated test system provided in an embodiment of the present invention at least has following
Advantageous effect：
Vehicle charging measurement module be used for analog AC charging pile charging circuit, by AC charging signal to be measured export to
First charging gun；Exchange stake charging measurement module is used to simulate the charging circuit of vehicle, receives and tested alternating-current charging pile
The charging current of second charging gun input of connection, can be completed at the same time the test to vehicle and alternating-current charging pile, save
Cost.
Description of the drawings
Fig. 1 is the circuit diagram of integrated test system provided in an embodiment of the present invention；
Fig. 2 is the circuit diagram of integrated test system provided in an embodiment of the present invention；
Fig. 3 is the circuit diagram of vehicle charging measurement unit provided in an embodiment of the present invention；
Fig. 4 is the circuit diagram of exchange stake charging measurement unit provided in an embodiment of the present invention；
Fig. 5 is CC signals trigger circuit figure provided in an embodiment of the present invention；
Fig. 6 is the first CP signal trigger circuit figures provided in an embodiment of the present invention；
Fig. 7 is the 2nd CP signal trigger circuit figures provided in an embodiment of the present invention.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.In the following description, such as specific configuration is provided and the specific detail of component is only
In order to help comprehensive understanding the embodiment of the present invention.It therefore, it will be apparent to those skilled in the art that can be to reality described herein
Example is applied to make various changes and modifications without departing from scope and spirit of the present invention.In addition, for clarity and brevity, it is omitted pair
The description of known function and construction.
In various embodiments of the present invention, it should be appreciated that the size of the serial number of following each processes is not meant to execute suitable
The execution sequence of the priority of sequence, each process should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention
Process constitutes any restriction.
An embodiment of the present invention provides a kind of integrated test systems, please refer to Fig. 1, including：
Vehicle charging measurement module is connect by the first charging gun with tested vehicle, and the vehicle charging measurement module is used
In the charging circuit of analog AC charging pile, AC charging signal to be measured is exported to first charging gun；
Stake charging measurement module is exchanged, is connect with tested alternating-current charging pile by the second charging gun, the exchange stake charging
Test module is used to simulate the charging circuit of vehicle, receives second charging gun input being connect with tested alternating-current charging pile
Charging current.
The above embodiment of the present invention, vehicle charging measurement module are used for the charging circuit of analog AC charging pile, will wait for
Test cross current charge signal is exported to first charging gun；Exchange stake charging measurement module is used to simulate the charging circuit of vehicle,
The charging current for receiving second charging gun input being connect with tested alternating-current charging pile, can be completed at the same time to vehicle and friendship
The test of current charge stake, it is cost-effective.
In the specific embodiment of the present invention, referring to Fig.1 and 2, the vehicle charging measurement module includes：
First input port；
Programmable alternating current source, is connected with the first input port；
The first output port to match with the current input terminal of first charging gun；
Vehicle charging measurement unit is separately connected with the first input port and first output port.
In the specific embodiment of the present invention, Fig. 3 is please referred to, the vehicle charging measurement unit includes：
Multiple first relay K1, wherein each first relay K1 is separately connected the one of the first input port
One connecting pin of connecting pin and first output port；
First relay driving element is separately connected with each first relay K1, for controlling each described
The on off state of one relay K1；
CC signal trigger circuits are connected with the connecting pins CC of first output port；
First CP signal trigger circuits are connected with the connecting pins CP of first output port；
First signal deteching circuit connect with the first position point in the first CP signal trigger circuits, can detect
The voltage of first position point；The CP that the wherein described first position point is connected directly to first output port by connecting line connects
Connect end；
First control chip, believes with the first relay driving element, the CC signals trigger circuit, the first CP
Number trigger circuit and first signal deteching circuit are separately connected.
In the specific embodiment of the present invention, Fig. 5 is please referred to, the CC signals trigger circuit includes：
Second relay driving element, the second relay K2, multiple first resistors row, multiple second resistances row and the 5th after
Electric appliance K5；Wherein, each first resistor row includes concatenated first resistor R1 and third relay K3, can pass through closure
Different relays select the resistance access circuit of different resistance values, to realize different test events；Each second resistance
Row includes concatenated second resistance R2 and the 4th relay K4, and the resistance of different resistance values can be selected by being closed different relays
Circuit is accessed, to realize different test events.
One end of the second relay K2 is grounded, and the other end is connect with the 5th relay K5, second relay
The junction of device K2 and the 5th relay K5 is location point A；The 5th relay K5 is arranged with each second resistance
It is connected in series with, the junction of the 5th relay K5 and each second resistance row are location point B；Each second electricity
The second resistance R2 in resistance row is connect with the location point B, the 4th relay K4 and first output port
The connecting pins CC are connected；Each first resistor row is connected in parallel with the 5th relay K5, and the first resistor R1
It is connect with the location point A, the third relay K3 is connect with the location point B；The second relay driving element point
It is not connect with each third relay K3, each 4th relay K4 and the 5th relay K5, second relay
Device driving element can individually control each relay.
In the specific embodiment of the present invention, Fig. 6 is please referred to, the first CP signal trigger circuits include：
Signal generating element, third relay driving element and multiple 3rd resistors row；Wherein, each 3rd resistor
Row includes concatenated 3rd resistor R3 and the 6th relay K6；It is adjustable that the signal generating element can provide positive and negative 12V frequencies
Duty ratio and PWM (pulse width modulate, Pulse Width Modulation) signal.
The signal generating element connect with each 3rd resistor R3, each 6th relay K6 and described the
The connecting pins CP of one output port connect；The third relay driving element is connect with each 6th relay K6, can
Individually to control each relay.
In the specific embodiment of the present invention, referring to Fig.1 and 2, the exchange stake charging measurement module includes：
The second input port to match with the current output terminal of second charging gun；
Second output terminal mouth；
Alternating current electronic load is connected with the second output terminal mouth；
Alternating-current charging pile charging measurement unit is separately connected with second input port and the second output terminal mouth.
In the specific embodiment of the present invention, Fig. 4 is please referred to, the exchange stake charging measurement unit includes：
Multiple 7th relay K7, wherein each 7th relay K7 connects a connection of second input port
One connecting pin at end and the second output terminal mouth；
4th relay driving element is separately connected with each 7th relay K7, for controlling each described
The on off state of seven relay K7；
2nd CP signal trigger circuits are connected with the connecting pins CP of second input port；
Second signal detection circuit connect with the second position point in the 2nd CP signal trigger circuits, can detect
The voltage of second position point；
Second control chip, with the 4th relay driving element, the 2nd CP signals trigger circuit and described the
Binary signal detection circuit is separately connected.
In the specific embodiment of the present invention, Fig. 7 is please referred to, the 2nd CP signal trigger circuits include：
5th relay driving element, multiple 4th resistor chains and diode D1；Wherein, each 4th resistor chain packet
Concatenated 8th relay K8 and the 4th resistance R4 is included, the resistance of different resistance values can be selected to access by being closed different relays
Circuit, to realize different test events.
Each 8th relay (K8) ground connection, each 4th resistance (R4) connect with the diode D1, and
Each 4th resistance R4 is second position point with the junctions the diode D1；The diode D1 is inputted with described second
The connecting pins CP of port are connected；The 5th relay driving element is connect with each 8th relay K8, Ke Yidan
Solely control each relay.
In the specific embodiment of the present invention, Fig. 1 is please referred to, the integrated test system further includes：
Oscillograph, inputs in exchange stake charging measurement unit described in Observable or the voltage and current signal of output, CC letters
Number and CP signals；
Industrial personal computer is separately connected with programmable alternating current source, alternating current electronic load and control chip；
Multiplexing switch is separately connected with the industrial personal computer and oscillograph, and with the vehicle charging measurement unit and friendship
Stream stake charging measurement unit is separately connected, and acquisition of the oscillograph to each signal not only may be implemented；Moreover, to vehicle
When being tested, the industrial personal computer, which controls the multiplexing switch signal that the oscillograph acquires is switched to the vehicle, to be filled
Electrical test unit；When testing alternating-current charging pile, the industrial personal computer can control multiplexing switch by the oscillograph
The signal of acquisition is switched to the exchange stake charging measurement unit, and not only control program is simple but also cost-effective, prevents from testing
Adjustment test point causes confusion in the process.
In the specific embodiment of the present invention, Fig. 2 is please referred to, the integrated test system further includes：Programmable power supply, with
The industrial personal computer connection selects different voltage outputs, and then realizes the function of power supply.
In the specific embodiment of the present invention, referring to Fig.1 and 2, the vehicle charging measurement module is exchanged with described
Stake charging measurement module is integrated on a wiring board, and the wiring board is set in a box body, simpler convenience.
In conclusion in the embodiment of the present invention, the vehicle charging measurement module is used for the charging of analog AC charging pile
Circuit exports AC charging signal to be measured to first charging gun；Exchange stake charging measurement module is for simulating vehicle
Charging circuit receives the charging current for second charging gun input being connect with tested alternating-current charging pile, can be completed at the same time
Test to vehicle and alternating-current charging pile, it is cost-effective；The multiplexing switch is separately connected with the industrial personal computer and oscillograph,
And with the vehicle charging measurement unit and exchange stake charging measurement unit and be separately connected, the oscillograph pair not only may be implemented
The acquisition of a signal；Moreover, when testing vehicle, the industrial personal computer controls the multiplexing switch by the oscillograph
The signal of acquisition is switched to the vehicle charging measurement unit；When testing alternating-current charging pile, the industrial personal computer can be with
The signal that the oscillograph acquires is switched to the exchange stake charging measurement unit by control multiplexing switch, not only controls program
Simply, and it is cost-effective, prevent adjustment test point in test process from causing confusion.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (11)
1. a kind of integrated test system, which is characterized in that including：
Vehicle charging measurement module is connect by the first charging gun with tested vehicle, and the vehicle charging measurement module is used for mould
The charging circuit of quasi- alternating-current charging pile, AC charging signal to be measured is exported to first charging gun；
Stake charging measurement module is exchanged, is connect with tested alternating-current charging pile by the second charging gun, the exchange stake charging measurement
Module is used to simulate the charging circuit of vehicle, receives the charging for second charging gun input being connect with tested alternating-current charging pile
Electric current.
2. integrated test system according to claim 1, which is characterized in that the vehicle charging measurement module includes：
First input port；
Programmable alternating current source, is connected with the first input port；
The first output port to match with the current input terminal of first charging gun；
Vehicle charging measurement unit is separately connected with the first input port and first output port.
3. integrated test system according to claim 2, which is characterized in that the vehicle charging measurement unit includes：
Multiple first relays (K1), wherein each first relay (K1) is separately connected the one of the first input port
One connecting pin of connecting pin and first output port；
First relay driving element is separately connected with each first relay (K1), for controlling each described first
The on off state of relay (K1)；
CC signal trigger circuits are connected with the connecting pins CC of first output port；
First CP signal trigger circuits are connected with the connecting pins CP of first output port；
First signal deteching circuit is connect with the first position point in the first CP signal trigger circuits, wherein described first
Location point is connected directly to the connecting pins CP of first output port by connecting line；
First control chip, is touched with the first relay driving element, the CC signals trigger circuit, the first CP signals
Power Generation Road and first signal deteching circuit are separately connected.
4. integrated test system according to claim 3, which is characterized in that the CC signals trigger circuit includes：
Second relay driving element, the second relay (K2), multiple first resistors row, multiple second resistances row and the 5th relay
Device (K5)；Wherein each first resistor row includes concatenated first resistor (R1) and third relay (K3)；It is each described
Second resistance row includes concatenated second resistance (R2) and the 4th relay (K4)；
One end of second relay (K2) is grounded, and the other end is connect with the 5th relay (K5), second relay
The junction of device (K2) and the 5th relay (K5) is location point A；5th relay (K5) and each described second
Resistor chain is connected in series with, and the 5th relay (K5) and the junction of each second resistance row are location point B；Each institute
The second resistance (R2) stated in second resistance row is connect with the location point B, the 4th relay (K4) and described the
The connecting pins CC of one output port are connected；Each first resistor row is connected in parallel with the 5th relay (K5), and
The first resistor (R1) connect with the location point A, and the third relay (K3) connect with the location point B；Described
Two relay driving elements respectively with each third relay (K3), each 4th relay (K4) and the 5th relay
Device (K5) connects.
5. integrated test system according to claim 3, which is characterized in that the first CP signal trigger circuits include：
Signal generating element, third relay driving element and multiple 3rd resistors row；Wherein, each 3rd resistor row packet
Include concatenated 3rd resistor (R3) and the 6th relay (K6)；
The signal generating element connect with each 3rd resistor (R3), each 6th relay (K6) and described the
The connecting pins CP of one output port connect；The third relay driving element is connect with each 6th relay (K6).
6. integrated test system according to claim 2, which is characterized in that the exchange stake charging measurement module includes：
The second input port to match with the current output terminal of second charging gun；
Second output terminal mouth；
Alternating current electronic load is connected with the second output terminal mouth；
Alternating-current charging pile charging measurement unit is separately connected with second input port and the second output terminal mouth.
7. integrated test system as claimed in claim 6, which is characterized in that the exchange stake charging measurement unit includes：
Multiple 7th relays (K7), wherein each 7th relay (K7) connects a connection of second input port
One connecting pin at end and the second output terminal mouth；
4th relay driving element is separately connected with each 7th relay (K7), for controlling each described 7th
The on off state of relay (K7)；
2nd CP signal trigger circuits are connected with the connecting pins CP of second input port；
Second signal detection circuit is connect with the second position point in the 2nd CP signal trigger circuits；
Second control chip, with the 4th relay driving element, the 2nd CP signals trigger circuit and second letter
Number detection circuit is separately connected.
8. integrated test system according to claim 7, which is characterized in that the 2nd CP signal trigger circuits include：
5th relay driving element, multiple 4th resistor chains and diode (D1)；Wherein, each 4th resistor chain includes
Concatenated 8th relay (K8) and the 4th resistance (R4)；
Each 8th relay (K8) ground connection, each 4th resistance (R4) connect with the diode (D1), and every
A 4th resistance (R4) is second position point with the junction the diode (D1)；The diode (D1) and described second
The connecting pins CP of input port are connected；The 5th relay driving element is connect with each 8th relay (K8).
9. integrated test system according to claim 7, which is characterized in that the integrated test system further includes：
Oscillograph；
Industrial personal computer is separately connected with programmable alternating current source, alternating current electronic load and control chip；
Multiplexing switch is separately connected with the industrial personal computer and oscillograph, and with the vehicle charging measurement unit and exchange stake
Charging measurement unit is separately connected.
10. integrated test system according to claim 9, which is characterized in that the integrated test system further includes：
Programmable power supply is connect with the industrial personal computer.
11. integrated test system according to claim 1, which is characterized in that the vehicle charging measurement module with it is described
Exchange stake charging measurement module is integrated on a wiring board, and the wiring board is set in a box body.
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| CN201810164710.6A CN108427046B (en) | 2018-02-27 | 2018-02-27 | Integrated test system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114397597A (en) * | 2021-12-31 | 2022-04-26 | 东风汽车集团股份有限公司 | Circuit, method and apparatus for charge testing |
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| CN105823957A (en) * | 2016-02-26 | 2016-08-03 | 保定友源电力科技有限公司 | Electric automobile DC charging interface connection state and communication performance test system |
| CN105738741A (en) * | 2016-04-05 | 2016-07-06 | 常胜 | Alternating current charging pile function testing device |
| CN206465789U (en) * | 2016-12-14 | 2017-09-05 | 南京博佳机电有限公司 | Control box controller on a kind of electric vehicle alternating-current charging device cable |
| CN107255759A (en) * | 2017-06-09 | 2017-10-17 | 国网重庆市电力公司电力科学研究院 | A kind of electric vehicle alternating-current charging pile automatic checkout system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114397597A (en) * | 2021-12-31 | 2022-04-26 | 东风汽车集团股份有限公司 | Circuit, method and apparatus for charge testing |
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