CN211014495U - AC-DC integrated charging pile test platform - Google Patents
AC-DC integrated charging pile test platform Download PDFInfo
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- CN211014495U CN211014495U CN201921755798.5U CN201921755798U CN211014495U CN 211014495 U CN211014495 U CN 211014495U CN 201921755798 U CN201921755798 U CN 201921755798U CN 211014495 U CN211014495 U CN 211014495U
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Abstract
The utility model discloses an electric pile test platform is filled in alternating current-direct current an organic whole aims at providing a compact structure, test accurate, convenient to use's alternating current-direct current an organic whole and fills electric pile test platform. The utility model comprises a programmable alternating current power supply, an alternating current charging pile laboratory calibrating device and an alternating current programmable load which are sequentially connected by electric signals; the utility model also comprises an off-board charger, an off-board charger laboratory calibrating device and a direct current programmable load which are connected in sequence by electric signals; and the alternating current charging pile and the off-board charger are electrically connected with the programmable alternating current power supply. The utility model discloses be applied to the technical field who fills the electric pile test.
Description
Technical Field
The invention relates to a charging pile test platform, in particular to an alternating current and direct current integrated charging pile test platform.
Background
Along with electric automobile's continuous development, fill electric pile's quantity and also constantly increase, fill electric pile and generally install in public places such as public building, market, public parking area and resident district parking area or charging station, can charge for the electric automobile of various models according to the voltage class of difference. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile. Fill electric pile's security stability and all possess very important position in marketing, but do not have fine platform at present and test charging pile, adopt solitary instrument to test charging pile greatly, just so easily exist and omit test item and also have great error easily as a result.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides the AC/DC integrated charging pile test platform which is compact in structure, accurate in test and convenient to use.
The technical scheme adopted by the invention is as follows: the alternating current-direct current integrated charging pile testing platform comprises a programmable alternating current power supply, and further comprises an alternating current charging pile, an alternating current charging pile laboratory calibrating device and an alternating current programmable load which are sequentially connected through electric signals; the alternating current-direct current integrated charging pile test platform further comprises an off-board charger, an off-board charger laboratory calibration device and a direct current programmable load which are sequentially in electrical signal connection; and the alternating current charging pile and the off-board charger are electrically connected with the programmable alternating current power supply.
Further, the alternating current charging pile laboratory calibration device comprises a charging gun socket I, a control console I, an oscilloscope I, an alternating current charging pile electrical parameter measuring device, an alternating current charging pile control guide testing device and a three-phase multifunctional meter I; a charging gun of the alternating current charging pile is electrically connected with the charging gun socket I, and the three-phase multifunctional meter I is electrically connected with the programmable alternating current power supply; the electric gun socket I, the oscilloscope I, the alternating-current charging pile electrical parameter measuring device, the alternating-current charging pile control guidance testing device and the three-phase multifunctional meter I are all electrically connected with the console I.
Further, the off-board charger laboratory calibration device comprises a charging gun socket II, a console II, an oscilloscope II, a power analyzer, an off-board charger electrical parameter measuring device, an off-board charger control guide testing device and a three-phase multifunctional meter II; the charging gun of the off-board charger is electrically connected with the charging gun socket II, and the three-phase multifunctional meter II is electrically connected with the programmable alternating current power supply; the charging gun socket II, the oscilloscope II, the power analyzer, the off-board charger electrical parameter measuring device, the off-board charger control guidance testing device and the three-phase multifunctional meter II are all electrically connected with the console II.
The invention has the beneficial effects that: the alternating current and direct current integrated charging pile testing platform comprises a programmable alternating current power supply, and further comprises an alternating current charging pile, an alternating current charging pile laboratory calibrating device and an alternating current programmable load which are sequentially in electric signal connection; the alternating current-direct current integrated charging pile test platform further comprises an off-board charger, an off-board charger laboratory calibration device and a direct current programmable load which are sequentially in electrical signal connection; the alternating current charging pile and the off-board charger are both electrically connected with the programmable alternating current power supply, so the invention has compact structure, accurate test and convenient use, and can well meet the test requirements of a laboratory.
Drawings
FIG. 1 is a system block diagram of the present invention.
Detailed Description
As shown in fig. 1, in this embodiment, the ac/dc integrated charging pile test platform includes a programmable ac power supply 1, and further includes an ac charging pile 2, an ac charging pile laboratory calibration apparatus 3, and an ac programmable load 4, which are sequentially connected by electrical signals; the alternating current-direct current integrated charging pile test platform further comprises an off-board charger 5, an off-board charger laboratory calibration device 6 and a direct current programmable load 7 which are sequentially in electrical signal connection; the alternating current charging pile 2 and the off-board charger 5 are both electrically connected with the programmable alternating current power supply 1.
In this embodiment, the alternating current charging pile laboratory calibration device 3 comprises a charging gun socket i 30, a console i 31, an oscilloscope i 32, an alternating current charging pile electrical parameter measuring device 33, an alternating current charging pile control guidance testing device 34 and a three-phase multifunctional meter i 35; a charging gun of the alternating current charging pile 2 is electrically connected with the charging gun socket I30, and the three-phase multifunctional meter I35 is electrically connected with the programmable alternating current power supply 1; the electric gun socket I30, the oscilloscope I32, the alternating-current charging pile electrical parameter measuring device 33, the alternating-current charging pile control guidance testing device 34 and the three-phase multifunctional meter I35 are all electrically connected with the console I31.
In this embodiment, the off-board charger laboratory calibration device 6 includes a charging gun socket ii 60, a console ii 61, an oscilloscope ii 62, a power analyzer 63, an off-board charger electrical parameter measurement device 64, an off-board charger control guidance test device 65, and a three-phase multifunctional meter ii 66; the charging gun of the off-board charger 5 is electrically connected with the charging gun socket II 60, and the three-phase multifunctional watch II 66 is electrically connected with the programmable alternating current power supply 1; the charging gun socket II 60, the oscilloscope II 62, the power analyzer 63, the off-board charger electrical parameter measuring device 64, the off-board charger control guidance testing device 65 and the three-phase multifunctional meter II 66 are all electrically connected with the console II 61.
In this embodiment, through the cooperation of the laboratory calibration device of the direct current charger and the direct current load, the electric energy metering error test, the output voltage error test, the output current error test, the voltage stabilization accuracy test, the current stabilization accuracy test, the voltage limiting characteristic, the current limiting characteristic, the soft start test and the like can be performed; the BMS communication link layer test, the BMS communication application layer test, the BMS communication protocol standard test and the like can be carried out through a BMS simulator in the laboratory calibration device of the direct-current charger; the input overvoltage protection test, the input undervoltage protection test, the output overvoltage protection test, the output short-circuit protection test, the output overcurrent protection test, the output current control time, the output current stop rate test and the like can be carried out through a laboratory calibration device of a direct-current charger, a three-phase adjustable power output and a direct-current load; efficiency inspection and the like can be carried out through a laboratory calibrating device and a power analyzer of the direct-current charger; through the cooperation of background software and manual work, the test display function test, the input function test, the connection abnormity test, the emergency stop function test, the charging mode test and the like can be carried out; the output of the charger is detected through the oscilloscope, so that ripple factor detection and the like can be performed. The power input of the direct current charger adopts three-phase adjustable power input, a precise voltage and current sensor is arranged in a power butt joint, high-voltage and high-current alternating current signals are converted into small-voltage signals to be output and supplied to a direct current charger calibrating device for collection, and the direct current charger calibrating device simultaneously collects output direct current voltage and direct current of a direct current charging station, so that the functions of testing the efficiency, the power factor and the like of the charger are realized. The direct current charger can be internally provided with a three-phase alternating current electric energy meter or a direct current electric energy meter, electric energy can be detected through a direct current charger detecting device, when the direct current charger outputs electric energy pulses, a low-frequency pulse method can be used, and when the direct current charger does not output electric energy pulses, an electric energy comparison method can be realized to realize electric energy verification. When the direct current charger calibrating device uses the analog load, the CAN simulator and the control guidance analog circuit CAN simulate the control guidance circuit of the electric automobile to match the identification of the interoperation interface of the direct current charger of the electric automobile and the electric automobile. Use direct current load cooperation BMS simulator will possess very big advantage for using electric automobile as the load, at first, be difficult to utilize electric automobile as the load because of the place requirement in the laboratory, secondly, use each of direct current load cooperation BMS simulator detection that can be convenient to charge machine output to examine the fixed point, and electric automobile can't possess this kind of function when being as the load.
The method is applied to the technical field of charging pile testing.
While the embodiments of the present invention have been described in terms of practical embodiments, they are not to be construed as limiting the meaning of the present invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.
Claims (3)
1. Electric pile test platform is filled in alternating current-direct current an organic whole, its characterized in that: the alternating current-direct current integrated charging pile testing platform comprises a programmable alternating current power supply (1), and further comprises an alternating current charging pile (2), an alternating current charging pile laboratory calibrating device (3) and an alternating current programmable load (4) which are sequentially connected through electric signals; the alternating current-direct current integrated charging pile test platform further comprises an off-board charger (5), an off-board charger laboratory calibration device (6) and a direct current programmable load (7), wherein the off-board charger, the off-board charger laboratory calibration device and the direct current programmable load are sequentially connected through electric signals; the alternating current charging pile (2) and the off-board charger (5) are both electrically connected with the programmable alternating current power supply (1).
2. The alternating current-direct current integrated charging pile test platform of claim 1, characterized in that: the alternating-current charging pile laboratory calibration device (3) comprises a charging gun socket I (30), a control console I (31), an oscilloscope I (32), an alternating-current charging pile electrical parameter measuring device (33), an alternating-current charging pile control guide testing device (34) and a three-phase multifunctional meter I (35); a charging gun of the alternating current charging pile (2) is electrically connected with the charging gun socket I (30), and the three-phase multifunctional meter I (35) is electrically connected with the programmable alternating current power supply (1); the electric gun socket I (30), the oscilloscope I (32), the alternating-current charging pile electrical parameter measuring device (33), the alternating-current charging pile control guidance testing device (34) and the three-phase multifunctional meter I (35) are all electrically connected with the console I (31).
3. The alternating current-direct current integrated charging pile test platform of claim 2, characterized in that: the off-board charger laboratory calibration device (6) comprises a charging gun socket II (60), a console II (61), an oscilloscope II (62), a power analyzer (63), an off-board charger electrical parameter measuring device (64), an off-board charger control guide testing device (65) and a three-phase multifunctional meter II (66); a charging gun of the off-board charger (5) is electrically connected with the charging gun socket II (60), and the three-phase multifunctional meter II (66) is electrically connected with the programmable alternating current power supply (1); the charging gun socket II (60), the oscilloscope II (62), the power analyzer (63), the off-board charger electrical parameter measuring device (64), the off-board charger control guidance testing device (65) and the three-phase multifunctional meter II (66) are all electrically connected with the console II (61).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921755798.5U CN211014495U (en) | 2019-10-18 | 2019-10-18 | AC-DC integrated charging pile test platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921755798.5U CN211014495U (en) | 2019-10-18 | 2019-10-18 | AC-DC integrated charging pile test platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022020872A1 (en) * | 2020-07-28 | 2022-02-03 | Keba Ag | Method for monitoring the measuring accuracy of a charging connection device for electric vehicles and corresponding charging connection device |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022020872A1 (en) * | 2020-07-28 | 2022-02-03 | Keba Ag | Method for monitoring the measuring accuracy of a charging connection device for electric vehicles and corresponding charging connection device |
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