CN105676033A - AC charging interface circuit simulator - Google Patents
AC charging interface circuit simulator Download PDFInfo
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- CN105676033A CN105676033A CN201610095200.9A CN201610095200A CN105676033A CN 105676033 A CN105676033 A CN 105676033A CN 201610095200 A CN201610095200 A CN 201610095200A CN 105676033 A CN105676033 A CN 105676033A
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- G—PHYSICS
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- 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 AC charging interface circuit simulator, and the simulator comprises an operation box and a circuit device disposed in the operation box. An operation button, a toggle switch and an interface of elements which are disposed on the circuit device and need to be operated and controlled can be reflected on the operation box from the appearance. The simulator provided by the invention collects the voltage or current signals of all signal collection points in different test items through the on/off of a channel loop switch and the continuous regulation and control of a resistance value, thereby determining various types of charging conditions of a charging pile and a charging automobile according to an analysis image of the voltage or current signals, and achieving the interoperability of the AC charging pile and the AC charging automobile.
Description
Technical field
The present invention relates to New-energy electric vehicle detection field and alternating-current charging pile detection field, particularly relate to a kind of alternating-current charging interface circuit simulator for electric vehicle alternating-current charging input and alternating-current charging pile output.
Background technology
Along with constantly popularizing of New-energy electric vehicle, electric automobile charging pile is as the auxiliary facility on New-energy electric vehicle basis, and interconnecting between electric automobile seems more and more important. In charging electric vehicle process, electric automobile charging pile charging inlet, as " bridge " between electrically-charging equipment and electric automobile, its job stability and the concordance of electric automobile, charging pile mutual operation, will directly affect charging electric vehicle safety.
Alternating-current charging pile as electrically-charging equipment commonly used at present, the features such as, circuit little with its floor space lays conveniently, lightweight, volume is little, charging is stable, efficiency is high, shock resistance is strong. It is widely used to the fields such as electrocar, hybrid electric vehicle, electric motor coach, extended-range passenger vehicle, charging and conversion electric station, is particluarly suitable for the trip rules such as community, Public Parking, industrial park and the place of work and rest rule. But these place majorities are unmanned place, and reliability requirement during to charging electric vehicle is higher, when breaking down in charging process, electric automobile, charging pile should be able to judge in time, adopt responsive measures, infringement is preferably minimized limit.
Current each charging pile manufacturer, the test to alternating-current charging pile Yu a.c. electric car of electric automobile manufacturer and certification authority, mostly center of gravity is placed in charging pile and each own performance of a.c. electric car, to the HIST between a.c. electric car and alternating-current charging pile, but without effective detection equipment.
Summary of the invention
The present invention provides a kind of alternating-current charging interface circuit simulator, for the problem solving to lack the detection equipment to behaviour's property mutual between alternating-current charging pile and a.c. electric car in prior art.
In order to solve the problems referred to above, the present invention provides a kind of alternating-current charging interface circuit simulator, including: include control box and the circuit arrangement being placed in described control box, wherein,
Described circuit arrangement includes charging pile accessory power outlet and vehicle input socket, described charging pile accessory power outlet and described vehicle input socket and all includes 7 connection terminals: L1, L2, L3, N, PE, CC, CP;L1, L2, L3 and N are the function terminal of AC charging, and PE is protective grounding terminal, and CC is the signal terminal that electric automobile and AC charging device connect confirmation, and CP is control terminal;
The L1 end of described charging pile accessory power outlet, L2 end and L3 end pass through connection with the L1 end of described vehicle input socket, L2 end and L3 end, three articles of connection lines are respectively arranged with the first on and off switch S1, the second on and off switch S2 and the three on and off switch S3 and the first current acquisition point, the second current acquisition point and the 3rd current acquisition point; Being positioned at the first on and off switch S1, the second on and off switch S2 and the three on and off switch S3 both sides are each provided with signal acquisition point;
The N end of the N end of described charging pile accessory power outlet and described vehicle input socket, by connection, is provided with the 4th on and off switch S4 on connection line, switchs S4 both sides in fourth lane and is each provided with signal acquisition point;
The PE end of the PE end of described charging pile accessory power outlet and described vehicle input socket, by connection, is provided with the 5th on and off switch S5 on connection line, switchs S5 both sides at Five-channel and is each provided with signal acquisition point;
One the 4th adjustable resistance module R4 and one the 6th channel switching S6 is in parallel, and connect with the 5th adjustable module Rc, the 11st channel switching S11, described 4th adjustable resistance module R4 and described 6th channel switching S6 is connected with the PE end of described charging pile accessory power outlet, and described 11st channel switching S11 is connected with the CC end of described vehicle input socket; One end of one the 7th channel switching S7 is connected to the PE end of described vehicle input socket, and the other end is connected between described 5th adjustable resistance module Rc and described 11st channel switching S11;
One second adjustable resistance module R2 and the eight channel switching S8 series connection, and it is in parallel with one the 3rd adjustable resistance module R3, described 3rd adjustable resistance module R3 and the eight channel switching S8 is connected with the PE end of described vehicle input socket, described 3rd adjustable resistance module R3 and the second adjustable resistance module R2 jointly connects the negative electrode of a diode and connects, and described diode and 1 the tenth channel switching S10 are connected in parallel in the CP end of described charging pile accessory power outlet;
One the 9th channel switching S9 and one short circuit resistance Rd over the ground is in parallel, and the described resistance Rd of short circuit over the ground is connected with the anode of described diode, and described 9th channel switching S9 is connected with the PE end of described charging pile accessory power outlet;
PE end at described charging pile accessory power outlet is drawn a PWM and is inputted negative terminal;
CC end at described charging pile accessory power outlet draws a signal acquisition point;
The a 12nd channel switching S12 and one first adjustable resistance module R1 is in parallel, and described 12nd channel switching S12 connects the CP end of described vehicle input socket, and described first adjustable resistance module R1 draws a PWM and inputs anode;
Wherein, the PE end of described charging pile accessory power outlet and the PE end of described vehicle input socket are provided with signal acquisition point; Described tenth channel switching S10, the 11st channel switching S11 and the 12 channel switching S12 both sides arrange signal acquisition point; The cathode terminal of described diode arranges signal acquisition point; Between described 6th channel switching S6 and the 5th adjustable resistance module Rc, signal acquisition point is set; Between described 5th adjustable resistance module Rc and the 7th channel switching S7, signal acquisition point is set;
Being provided with multiple signals collecting hole on described control box, the corresponding described signal acquisition point in each signals collecting hole, current acquisition point and PWM input positive and negative end and connect setting;Being provided with the first socket aperture and the second socket aperture on described control box, described first socket aperture is fixed with charging pile accessory power outlet, and described second socket aperture is fixed with vehicle input socket;
L1, L2, L3 end of described charging pile accessory power outlet and N end, for being connected to L1, L2, L3 end and the N end of alternating-current charging pile charging plug in alternating-current charging pile HIST process; The PE end of described charging pile accessory power outlet, for being connected to the earth terminal in charging pile in test process; The CC end of charging accessory power outlet and CP end, the AC charging being additionally operable to be connected in charging pile when alternating-current charging pile HIST controls in module;
L1, L2, L3 end of described vehicle input socket and N end, for the Vehicular charger in connecting electric automobile when electric automobile interoperation test; The PE end of vehicle input socket, for being connected to the vehicle body earth terminal in electric automobile when electric automobile HIST; The CC end of vehicle input socket and CP end, be additionally operable to the controller of vehicle of connecting electric automobile when electric automobile HIST.
Preferably, described adjustable resistance module include adopting multiple resistance that are in parallel and/or that be arranged in series and with each resistance corresponding to the resistor loaded switch that arranges, the load mode switched by described resistor loaded changes the parallel connection of resistance and/or series system to change resistance value.
Preferably, described current acquisition point arranges Hall element, for current value is acquired.
Preferably, the resistance value of the described resistance Rd of short circuit over the ground is 100-120 Europe.
Preferably, described resistor loaded switchs the corresponding switch hole place being fixed on described control box and arranging.
Preferably, described control box is provided with working power switch.
Preferably, described working power switch is equipped with display lamp.
As shown from the above technical solution, the present invention provides a simulator for analog charge stake and Rechargeable vehicle charging inlet, by the closedown or open-minded to channel loop switch under different test events, and the continuous regulation and control to resistance, gather voltage or the current signal of each signal acquisition point, thus according to voltage or current signal analyze the images to confirm charging pile and the various charge condition of Rechargeable vehicle, it is achieved that the property grasped mutually between alternating-current charging pile and a.c. electric car.
Accompanying drawing explanation
The circuit connection diagram of the alternating-current charging interface circuit simulator that Fig. 1 provides for the embodiment of the present invention;
The modulation schematic diagram of the adjustable resistance module R1 that Fig. 2 provides for the embodiment of the present invention;
The modulation schematic diagram of the adjustable resistance module R2 that Fig. 3 provides for the embodiment of the present invention;
The modulation schematic diagram of the adjustable resistance module R3 that Fig. 4 provides for the embodiment of the present invention;
The modulation schematic diagram of the adjustable resistance module R4 that Fig. 5 provides for the embodiment of the present invention;
The modulation schematic diagram of the adjustable resistance module Rc that Fig. 6 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail. Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
Fig. 1 illustrates one alternating-current charging interface circuit simulator of the present invention, including: include control box (not shown in FIG.) and the circuit arrangement being placed in described control box, wherein, needs set on described circuit arrangement are operated the components and parts controlled, and its operation button, toggle switch, interface etc. all can from being embodied in appearance described control box.For this, it is necessary first to the components and parts on described circuit arrangement are explained:
Described circuit arrangement includes charging pile accessory power outlet and vehicle input socket, described charging pile accessory power outlet and described vehicle input socket and all includes 7 connection terminals: L1, L2, L3, N, PE, CC, CP; L1, L2, L3 and N are the function terminal of AC charging, and PE is protective grounding terminal, and CC is the signal terminal that electric automobile and AC charging device connect confirmation, and CP is control terminal.
In the present embodiment, connect terminal for above-mentioned seven, seven channel loops can be formed between described charging pile accessory power outlet and described vehicle input socket, for illustrating with concrete components and parts annexation below these channel loops:
The L1 end of described charging pile accessory power outlet, L2 end and L3 end pass through connection with the L1 end of described vehicle input socket, L2 end and L3 end, three articles of connection lines are respectively arranged with the first on and off switch S1, the second on and off switch S2 and the three on and off switch S3 and the first current acquisition point, the second current acquisition point and the 3rd current acquisition point. Being positioned at the first on and off switch S1, the second on and off switch S2 and the three on and off switch S3 both sides are each provided with signal acquisition point.
The N end of the N end of described charging pile accessory power outlet and described vehicle input socket, by connection, is provided with the 4th on and off switch S4 on connection line, switchs S4 both sides in fourth lane and is each provided with signal acquisition point.
The PE end of the PE end of described charging pile accessory power outlet and described vehicle input socket, by connection, is provided with the 5th on and off switch S5 on connection line, switchs S5 both sides at Five-channel and is each provided with signal acquisition point.
One the 4th adjustable resistance module R4 and one the 6th channel switching S6 is in parallel, and connect with the 5th adjustable module Rc, the 11st channel switching S11, described 4th adjustable resistance module R4 and described 6th channel switching S6 is connected with the PE end of described charging pile accessory power outlet, and described 11st channel switching S11 is connected with the CC end of described vehicle input socket; One end of one the 7th channel switching S7 is connected to the PE end of described vehicle input socket, and the other end is connected between described 5th adjustable resistance module Rc and described 11st channel switching S11.
One second adjustable resistance module R2 and the eight channel switching S8 series connection, and it is in parallel with one the 3rd adjustable resistance module R3, described 3rd adjustable resistance module R3 and the eight channel switching S8 is connected with the PE end of described vehicle input socket, described 3rd adjustable resistance module R3 and the second adjustable resistance module R2 jointly connects the negative electrode of a diode and connects, and described diode and 1 the tenth channel switching S10 are connected in parallel in the CP end of described charging pile accessory power outlet.
One the 9th channel switching S9 and one short circuit resistance Rd over the ground is in parallel, and the described resistance Rd of short circuit over the ground is connected with the anode of described diode, and described 9th channel switching S9 is connected with the PE end of described charging pile accessory power outlet. Wherein, the resistance value of the described resistance Rd of short circuit over the ground is 100-120 Europe.
PE end at described charging pile accessory power outlet is drawn a PWM and is inputted negative terminal;
CC end at described charging pile accessory power outlet draws a signal acquisition point;
The a 12nd channel switching S12 and one first adjustable resistance module R1 is in parallel, and described 12nd channel switching S12 connects the CP end of described vehicle input socket, and described first adjustable resistance module R1 draws a PWM and inputs anode.
Wherein, the PE end of described charging pile accessory power outlet and the PE end of described vehicle input socket are provided with signal acquisition point; Described tenth channel switching S10, the 11st channel switching S11 and the 12 channel switching S12 both sides arrange signal acquisition point; The cathode terminal of described diode arranges signal acquisition point; Between described 6th channel switching S6 and the 5th adjustable resistance module Rc, signal acquisition point is set; Between described 5th adjustable resistance module Rc and the 7th channel switching S7, signal acquisition point is set.
Being provided with multiple signals collecting hole on described control box, the corresponding described signal acquisition point (A1-A22) in each signals collecting hole, current acquisition point and PWM input positive and negative end and connect setting. Wherein, described current acquisition point can adopt Hall element to carry out sensing and gathering, and in Fig. 1, H1 and L0 is two collection points of Hall element. Being provided with the first socket aperture and the second socket aperture on described control box, described first socket aperture is fixed with charging pile accessory power outlet, and described second socket aperture is fixed with vehicle input socket. It should be noted that owing to the effect of adjustable resistance module is that resistance value can be modulated, thus described adjustable resistance module include adopting multiple resistance that are in parallel and/or that be arranged in series and with each resistance corresponding to the resistor loaded switch that arranges. Described resistor loaded switchs the corresponding switch hole place being fixed on described control box and arranging. Described resistor loaded switch switchs for dialing. For the first adjustable resistance module R1: as shown in Figure 2, R1 has A (2000 Ω), B (1030 Ω), C (1000 Ω), D (970 Ω), five resistance gears of E (500 Ω), it is 2000 Ω that switch A closes R1 resistance, it is 1030 Ω that switch A, B are closed at R1 resistance, it is 1000 Ω that switch A, B, C are closed at R1 resistance, it is 970 Ω that switch A, B, C, D are closed at R1 resistance, and switching A, B, C, D, being closed at R1 resistance is 500 Ω. As shown in figures 3 to 6, other adjustable resistances R2, R3, R4 and Rc resistor loaded mode the same with R1.
In signal acquisition process, the equipment such as oscillograph, oscillograph, power analyzer can be plugged in described signals collecting hole by inserting column and electrically connect with collection point, thus being shown on each instrument display screen after obtaining signal value and analyzing and processing.
It addition, be provided with working power switch on described control box. The opening of described working power switch controls simulator energising work and power-off does not work. Described working power switch is equipped with display lamp.
In test process, the charging plug of charging pile is plugged on described charging pile accessory power outlet, and the charging plug of electric automobile is plugged on described vehicle input socket. After grafting completes, L1, L2, L3 end of described charging pile accessory power outlet and N end can be made to be connected to L1, L2, L3 end and the N end of alternating-current charging pile charging plug in alternating-current charging pile HIST process, thus being connected in the alternating current power supply in charging pile, the PE end of charging pile accessory power outlet is connected on the earth terminal in charging pile. The CC end of charging accessory power outlet and CP end are connected to the AC charging in charging pile and control in module. Also the L1 end of described vehicle input socket and the Vehicular charger of N end connecting electric automobile can be made. The PE end of vehicle input socket is connected on the vehicle body earth terminal in electric automobile. The CC end of vehicle input socket and the controller of vehicle of CP end connecting electric automobile. In addition, it is necessary to illustrate, this simulator is not limited in the above-mentioned three-phase alternating current electrical environment being previously mentioned, be applicable to any can under test environment.
In the present embodiment, in connected state, switch on-off the electrical contact of on and off switch on control control box internal circuit by dialing and realize the open and close of on and off switch, and the resistance regulation and control of adjustable resistance module, being capable of carrying out the collection of voltage or electric current in different test events, the data attack collected analyzing and processing obtains analyzes result.For this, the present invention can complete exact p-value in test process, ready test of charging, startup and charging stage test, charge normal terminate test, charging controls sequential chart test, disconnect switch S3 test, CC terminal test, CC earthing test, CP interrupt test, CP earthing test, CP power-off test, the test of PE broken needle, power failure state test, PWM interrupt test, control of charging export the collection of the used test project testing data such as test, CC loop resistance test or the realization of test event test mode.
Illustrate with concrete test case below:
1, alternating-current charging pile test, for the test of CP loop resistance and CP interrupt test.
11, CP loop resistance test.
Test purpose: controlling on guidance circuit, when electric automobile uses the resistance in non-standard scope, checks whether power supply unit can charge normal.
Method of testing basic step:
1) higher limit test
State a: adjust (882 Ω) whole to upper deviation value (1254 Ω) from nominal value CP loop resistance value in car (R2 and R3 parallel connection resistance), check the magnitude of voltage of equipment under test signal acquisition point A21 and the pwm signal of PWM input positive and negative terminal; Readjusting car inner looping resistance is nominal value.
State b: Guan Bi switch S8, and keep charging 2min, again CP loop resistance value in car (R2 and R3 parallel connection resistance) is adjusted to upper deviation value (1254 Ω) from nominal value (882 Ω), check the magnitude of voltage of signal acquisition point A21 and the pwm signal of PWM input positive and negative terminal and output voltage in ac power supply circuit.
2) restriction test under
State a: CP loop resistance value in car (R2 and R3 parallel connection resistance) is adjusted to lower deviation value (606 Ω) from nominal value (882 Ω), checks the magnitude of voltage of equipment under test signal acquisition point A21, pwm signal; Readjusting CP loop resistance is nominal value, simulation Guan Bi switch S8.
State b: Guan Bi switch S8, and keep charging 2min, again CP loop resistance value in car (R2 and R3 parallel connection resistance) is adjusted to lower deviation value (606 Ω) from nominal value (882 Ω), check the magnitude of voltage of signal acquisition point A21 and the pwm signal of PWM input positive and negative terminal and output voltage in ac power supply circuit.
Signals collecting interface on the signal circuits such as voltage in test, electric current is directly connected with oscillograph, by oscilloscope display test waveform, and is analyzed.
Wherein, nominal value in test process: resistive module R2 selects 1300 Ω, resistive module R3 to select 2740 Ω; Upper deviation value: resistive module R2 selects 1723 Ω, resistive module R3 to select 4610 Ω;
Lower deviation value: resistive module R2 selects 909 Ω, resistive module R3 to select 1820 Ω.
12, CP interrupt test.
Test purpose: before charging with in charging, when CP interrupts, whether inspection power supply unit can stop charging.
Method of testing and step:
State a: simulation disconnects CP line, and keeps 5s, checks that the magnitude of voltage of signal acquisition point A21 and PWM input the pwm signal of positive and negative terminal, and output voltage and electric current in ac power supply circuit;
State b: in normal charging process, simulation disconnects CP line or opens switch S8, and keeps 5s, checks that the magnitude of voltage of signal acquisition point A21 and PWM input the pwm signal of positive and negative terminal, and output voltage and electric current in ac power supply circuit.
Signals collecting interface on the signal circuits such as voltage in test, electric current is directly connected with oscillograph, by oscilloscope display test waveform, and is analyzed.
2, exchange vehicle testing, tests CP interrupt test for CP loop resistance.
11, CP loop resistance test.
Test purpose: controlling on guidance circuit, when electric automobile uses non-standard scope internal resistance, checks whether electric automobile can charge normal.
Testing procedure and method of testing:
1) higher limit test
State a: adjusted to upper deviation value (2000 Ω) from nominal value (1000 Ω) by feeder ear CP loop resistance R1, checks the magnitude of voltage of signal acquisition point A16 and the pwm signal of PWM input positive and negative terminal; Readjusting feeder ear CP loop resistance is nominal value;
State b: Guan Bi switch S8, and keep charging 2min, again feeder ear CP loop resistance R1 is adjusted to upper deviation value (2000 Ω) from nominal value (1000 Ω), check the magnitude of voltage of signal acquisition point A16 and the pwm signal of PWM input positive and negative terminal, and ac power supply circuit exports electric current.
2) lower limit test
State a: adjusted to lower deviation value (500 Ω) from nominal value (1000 Ω) by feeder ear CP loop resistance R1, checks the magnitude of voltage of signal acquisition point A16 and the pwm signal of PWM input positive and negative terminal; Readjusting feeder ear CP loop resistance is nominal value;
State b: Guan Bi switch S8, and keep charging 2min, again feeder ear CP loop resistance R1 is adjusted to lower deviation value (500 Ω) from nominal value (1000 Ω), check the magnitude of voltage of signal acquisition point A16 and the pwm signal of PWM input positive and negative terminal, and ac power supply circuit exports electric current.
Signals collecting interface on the signal circuits such as voltage in test, electric current is directly connected with oscillograph, by oscilloscope display test waveform, and is analyzed.
12, CP loop interrupt test
Test purpose: before charging with in charging, when CP interrupts, whether inspection electric automobile can stop charging.
Method of testing and step:
State a: before charging, simulation disconnects CP line, and keeps 5s, checks that the magnitude of voltage of signal acquisition point A16 and PWM input output voltage and electric current in the pwm signal of positive and negative terminal, switch S8 state, ac power supply circuit.
State b: in normal charging process, simulation disconnects CP line, and keeps 5s, checks that the magnitude of voltage of signal acquisition point A16 and PWM input output voltage and electric current in the pwm signal of positive and negative terminal, switch S2 state, ac power supply circuit.
Signals collecting interface on the signal circuits such as voltage in test, electric current is directly connected with oscillograph, by oscilloscope display test waveform, and is analyzed.
The present invention provides a simulator for analog charge stake and Rechargeable vehicle charging inlet, by the closedown or open-minded to channel loop switch under different test events, and the continuous regulation and control to resistance, gather voltage or the current signal of each signal acquisition point, thus according to voltage or current signal analyze the images to confirm charging pile and the various charge condition of Rechargeable vehicle, it is achieved that the property grasped mutually between alternating-current charging pile and a.c. electric car.
In addition, those skilled in the art it will be appreciated that, although embodiments more described herein include some feature included in other embodiments rather than further feature, but the combination of the feature of different embodiment means to be within the scope of the present invention and form different embodiments. Such as, in the following claims, the one of any of embodiment required for protection can mode use in any combination.
The present invention will be described rather than limits the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment without departing from the scope of the appended claims.In the claims, any reference marks that should not will be located between bracket is configured to limitations on claims. Word " comprises " and does not exclude the presence of the element or step not arranged in the claims. Word "a" or "an" before being positioned at element does not exclude the presence of multiple such element. The present invention by means of including the hardware of some different elements and can realize by means of properly programmed computer. In the unit claim listing some devices, several in these devices can be through same hardware branch and specifically embody. Word first, second and third use do not indicate that any order. Can be title by these word explanations.
One of ordinary skill in the art will appreciate that: various embodiments above only in order to technical scheme to be described, is not intended to limit; Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of the claims in the present invention.
Claims (8)
1. an alternating-current charging interface circuit simulator, it is characterised in that including: include control box and the circuit arrangement being placed in described control box, wherein,
Described circuit arrangement includes charging pile accessory power outlet and vehicle input socket, described charging pile accessory power outlet and described vehicle input socket and all includes 7 connection terminals: L1, L2, L3, N, PE, CC, CP; L1, L2, L3 and N are the function terminal of AC charging, and PE is protective grounding terminal, and CC is the signal terminal that electric automobile and AC charging device connect confirmation, and CP is control terminal;
The L1 end of described charging pile accessory power outlet, L2 end and L3 end pass through connection with the L1 end of described vehicle input socket, L2 end and L3 end, three articles of connection lines are respectively arranged with the first on and off switch S1, the second on and off switch S2 and the three on and off switch S3 and the first current acquisition point, the second current acquisition point and the 3rd current acquisition point; Being positioned at the first on and off switch S1, the second on and off switch S2 and the three on and off switch S3 both sides are each provided with signal acquisition point;
The N end of the N end of described charging pile accessory power outlet and described vehicle input socket, by connection, is provided with the 4th on and off switch S4 on connection line, switchs S4 both sides in fourth lane and is each provided with signal acquisition point;
The PE end of the PE end of described charging pile accessory power outlet and described vehicle input socket, by connection, is provided with the 5th on and off switch S5 on connection line, switchs S5 both sides at Five-channel and is each provided with signal acquisition point;
One the 4th adjustable resistance module R4 and one the 6th channel switching S6 is in parallel, and connect with the 5th adjustable module Rc, the 11st channel switching S11, described 4th adjustable resistance module R4 and described 6th channel switching S6 is connected with the PE end of described charging pile accessory power outlet, and described 11st channel switching S11 is connected with the CC end of described vehicle input socket; One end of one the 7th channel switching S7 is connected to the PE end of described vehicle input socket, and the other end is connected between described 5th adjustable resistance module Rc and described 11st channel switching S11;
One second adjustable resistance module R2 and the eight channel switching S8 series connection, and it is in parallel with one the 3rd adjustable resistance module R3, described 3rd adjustable resistance module R3 and the eight channel switching S8 is connected with the PE end of described vehicle input socket, described 3rd adjustable resistance module R3 and the second adjustable resistance module R2 jointly connects the negative electrode of a diode and connects, and described diode and 1 the tenth channel switching S10 are connected in parallel in the CP end of described charging pile accessory power outlet;
One the 9th channel switching S9 and one short circuit resistance Rd over the ground is in parallel, and the described resistance Rd of short circuit over the ground is connected with the anode of described diode, and described 9th channel switching S9 is connected with the PE end of described charging pile accessory power outlet;
PE end at described charging pile accessory power outlet is drawn a PWM and is inputted negative terminal;
CC end at described charging pile accessory power outlet draws a signal acquisition point;
The a 12nd channel switching S12 and one first adjustable resistance module R1 is in parallel, and described 12nd channel switching S12 connects the CP end of described vehicle input socket, and described first adjustable resistance module R1 draws a PWM and inputs anode;
Wherein, the PE end of described charging pile accessory power outlet and the PE end of described vehicle input socket are provided with signal acquisition point; Described tenth channel switching S10, the 11st channel switching S11 and the 12 channel switching S12 both sides arrange signal acquisition point; The cathode terminal of described diode arranges signal acquisition point; Between described 6th channel switching S6 and the 5th adjustable resistance module Rc, signal acquisition point is set; Between described 5th adjustable resistance module Rc and the 7th channel switching S7, signal acquisition point is set;
Being provided with multiple signals collecting hole on described control box, the corresponding described signal acquisition point in each signals collecting hole, current acquisition point and PWM input positive and negative end and connect setting; Being provided with the first socket aperture and the second socket aperture on described control box, described first socket aperture is fixed with charging pile accessory power outlet, and described second socket aperture is fixed with vehicle input socket;
L1, L2, L3 end of described charging pile accessory power outlet and N end, for being connected to L1, L2, L3 end and the N end of alternating-current charging pile charging plug in alternating-current charging pile HIST process; The PE end of described charging pile accessory power outlet, for being connected to the earth terminal in charging pile in test process; The CC end of charging accessory power outlet and CP end, the AC charging being additionally operable to be connected in charging pile when alternating-current charging pile HIST controls in module;
L1, L2, L3 end of described vehicle input socket and N end, for the Vehicular charger in connecting electric automobile when electric automobile interoperation test; The PE end of vehicle input socket, for being connected to the vehicle body earth terminal in electric automobile when electric automobile HIST; The CC end of vehicle input socket and CP end, be additionally operable to the controller of vehicle of connecting electric automobile when electric automobile HIST.
2. alternating-current charging interface circuit simulator according to claim 1, it is characterized in that, described adjustable resistance module include adopting multiple resistance that are in parallel and/or that be arranged in series and with each resistance corresponding to the resistor loaded switch that arranges, the load mode switched by described resistor loaded changes the parallel connection of resistance and/or series system to change resistance value.
3. alternating-current charging interface circuit simulator according to claim 1, it is characterised in that described current acquisition point arranges Hall element, for being acquired current value.
4. alternating-current charging interface circuit simulator according to claim 1, it is characterised in that the resistance value of the described resistance Rd of short circuit over the ground is 100-120 Ω.
5. alternating-current charging interface circuit simulator according to claim 2, it is characterised in that described resistor loaded switchs the corresponding switch hole place being fixed on described control box and arranging.
6. alternating-current charging interface circuit simulator according to claim 1, it is characterised in that be provided with working power switch on described control box.
7. alternating-current charging interface circuit simulator according to claim 6, it is characterised in that described working power switch is equipped with display lamp.
8. alternating-current charging interface circuit simulator according to claim 5, it is characterised in that described resistor loaded switch switchs for dialing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095200.9A CN105676033B (en) | 2016-02-19 | 2016-02-19 | alternating-current charging interface circuit simulator |
Applications Claiming Priority (1)
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| CN106093664A (en) * | 2016-08-01 | 2016-11-09 | 国网山东省电力公司青岛供电公司 | Electric car conduction charging measurement system |
| CN106646276A (en) * | 2016-12-06 | 2017-05-10 | 国网北京市电力公司 | AC charging pile charging test device |
| CN106771732A (en) * | 2016-12-06 | 2017-05-31 | 国网北京市电力公司 | Direct-current charging post charging measurement device |
| CN106771701A (en) * | 2016-11-15 | 2017-05-31 | 中国电力科学研究院 | A kind of electric vehicle charge interface uniformity automated detection system and method |
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| 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 |
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| CN106093664A (en) * | 2016-08-01 | 2016-11-09 | 国网山东省电力公司青岛供电公司 | Electric car conduction charging measurement system |
| CN106093664B (en) * | 2016-08-01 | 2023-06-06 | 国网山东省电力公司青岛供电公司 | Conduction charging test system for electric automobile |
| CN106771701A (en) * | 2016-11-15 | 2017-05-31 | 中国电力科学研究院 | A kind of electric vehicle charge interface uniformity automated detection system and method |
| CN106646276A (en) * | 2016-12-06 | 2017-05-10 | 国网北京市电力公司 | AC charging pile charging test device |
| CN106771732A (en) * | 2016-12-06 | 2017-05-31 | 国网北京市电力公司 | Direct-current charging post charging measurement device |
| 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 |
| CN107196129A (en) * | 2017-07-06 | 2017-09-22 | 深圳市禾沐微科技有限公司 | CA cable assembly, power supply unit and electric automobile |
| CN107508336A (en) * | 2017-08-04 | 2017-12-22 | 北京新能源汽车股份有限公司 | Electric vehicle and charging control method and device thereof |
| CN107561394B (en) * | 2017-10-20 | 2020-04-07 | 上海科世达-华阳汽车电器有限公司 | System for testing low-voltage power supply of vehicle-mounted charger |
| CN107561394A (en) * | 2017-10-20 | 2018-01-09 | 上海科世达-华阳汽车电器有限公司 | A kind of system for testing Vehicular charger low-voltage power supply |
| CN108181530A (en) * | 2018-01-11 | 2018-06-19 | 广东电网有限责任公司电力科学研究院 | A kind of alternating-current charging pile interoperability detecting system and method |
| CN108414867A (en) * | 2018-05-30 | 2018-08-17 | 南方电网科学研究院有限责任公司 | Alternating-current charging stake field test equipment |
| CN108387805A (en) * | 2018-06-05 | 2018-08-10 | 南方电网科学研究院有限责任公司 | Electricity taking device and test system |
| CN109358211A (en) * | 2018-12-05 | 2019-02-19 | 广东黾车新能源汽车产业有限公司 | A kind of automobile charge fault detection system and detection method |
| CN109459641A (en) * | 2018-12-13 | 2019-03-12 | 广州供电局有限公司 | Alternating-current charging pile tests circuit and its test device |
| CN111722021A (en) * | 2019-03-19 | 2020-09-29 | 深圳市星恒通设备有限公司 | Electric motor car electromagnetic radiation and charging seat insulation resistance detecting system |
| CN109975583A (en) * | 2019-03-28 | 2019-07-05 | 浙江华云清洁能源有限公司 | A kind of interface equipment for alternating-current charging pile test |
| CN111976511A (en) * | 2019-05-22 | 2020-11-24 | 上海汽车集团股份有限公司 | Electric automobile charging system connection state detection device and electric automobile |
| CN113844295A (en) * | 2021-09-13 | 2021-12-28 | 联合汽车电子有限公司 | Circuit checking method, signal checking method, charger and vehicle |
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