CN204556759U - A kind of alternating-current charging pile proving installation - Google Patents

A kind of alternating-current charging pile proving installation Download PDF

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Publication number
CN204556759U
CN204556759U CN201520261599.4U CN201520261599U CN204556759U CN 204556759 U CN204556759 U CN 204556759U CN 201520261599 U CN201520261599 U CN 201520261599U CN 204556759 U CN204556759 U CN 204556759U
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CN
China
Prior art keywords
alternating
charging pile
current charging
charge port
metering circuit
Prior art date
Application number
CN201520261599.4U
Other languages
Chinese (zh)
Inventor
肖卓伦
白玉琨
魏辉
危望
宋伟
赵丹
Original Assignee
国家电网公司
天津市三源新能源电动汽车服务有限公司
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Application filed by 国家电网公司, 天津市三源新能源电动汽车服务有限公司 filed Critical 国家电网公司
Priority to CN201520261599.4U priority Critical patent/CN204556759U/en
Application granted granted Critical
Publication of CN204556759U publication Critical patent/CN204556759U/en

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Abstract

The utility model relates to a kind of alternating-current charging pile proving installation, and its technical characteristics is: comprise charge port, metering circuit, testing circuit, direct supply, adjustable electronic load and display screen; Charge port is connected with the charging inlet of alternating-current charging pile, and metering circuit is connected with the power lead in charge port; Testing circuit is connected with the control line in charge port and the ac output current of charging pile, voltage and pwm signal dutycycle is exported on a display screen; Direct supply is connected with metering circuit and is that testing circuit is powered; Adjustable electronic load is connected with metering circuit for detecting the voltage stability of alternating-current charging pile in different loads situation and power stage situation.The utility model can find the various faults of alternating-current charging pile effectively, improves the utilization factor of alternating-current charging pile; Simultaneously for the work of patrolling and examining of alternating-current charging pile provides comparatively easy method, improve and patrol and examine efficiency.

Description

A kind of alternating-current charging pile proving installation

Technical field

The utility model belongs to alternating-current charging pile technical field, especially a kind of alternating-current charging pile proving installation.

Background technology

Along with the social application of electric automobile gets more and more, also increasing to the demand of alternating-current charging pile.In order to meet the charging needs of electric automobile in each place, alternating-current charging pile mainly takes dispersion distribution mode to arrange.Because the continual mileage of electric automobile is shorter, the duration of charging is longer, is difficult to be detected alternating-current charging pile by the mode of real steering vectors, is difficult to Timeliness coverage fault and gets rid of.Therefore, how testing the charging ability of alternating-current charging pile is at the scene problem in the urgent need to address at present.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of reasonable in design, easy to use and safe and reliable alternating-current charging pile proving installation.

The utility model solves existing technical matters and takes following technical scheme to realize:

A kind of alternating-current charging pile proving installation, comprises charge port, metering circuit, testing circuit, direct supply, adjustable electronic load and display screen; Described charge port is connected with the charging inlet of alternating-current charging pile, and described metering circuit is connected with the power lead in charge port, for measuring output voltage and the electric current of alternating-current charging pile, and exports in testing circuit by measurement result; Described testing circuit is connected with the control line in charge port, and the pwm signal that testing circuit receives according to the measurement result of metering circuit and control line processes, and the ac output current of charging pile, voltage and pwm signal dutycycle is exported on a display screen; Described direct supply is connected with metering circuit and exports direct supply is that testing circuit is powered; Described adjustable electronic load is connected with metering circuit for detecting the voltage stability of alternating-current charging pile in different loads situation and power stage situation.

And described charge port adopts standard electric electrical automobile alternating-current charging interface.

And described testing circuit comprises CPU, PWM demoder, storer, driver module, CPU is connected with driver module with metering circuit, PWM demoder, storer respectively, and described PWM demoder is connected with the control line of alternating-current charging pile; Described driver module is connected with display screen; Described CPU, PWM demoder, storer, driver module are connected with direct supply respectively.

And described CPU is connected with metering circuit, PWM demoder by RS485 mode, CPU connects driver module by RS232 mode, and CPU is connected with storer by I/O interface.

Advantage of the present utility model and good effect are:

The utility model is tested alternating-current charging pile by metering circuit and testing circuit, effectively can find the various faults of alternating-current charging pile, improve the utilization factor of alternating-current charging pile; Simultaneously for the work of patrolling and examining of alternating-current charging pile provides comparatively easy method, improve and patrol and examine efficiency.

Accompanying drawing explanation

Fig. 1 is circuit block diagram of the present utility model;

Fig. 2 is the contact arrangement figure of charge port;

Fig. 3 is the theory diagram of testing circuit.

Embodiment

Below in conjunction with accompanying drawing, the utility model embodiment is further described.

A kind of alternating-current charging pile proving installation, as shown in Figure 1, comprises charge port, metering circuit, testing circuit, direct supply, adjustable electronic load and display screen.Described charge port is connected with alternating-current charging pile charging inlet, and metering circuit is connected with the power lead (L, N) in charge port, for measuring output voltage and the electric current of alternating-current charging pile, and measurement result is exported in testing circuit.Described testing circuit is connected with the control line (CP line) in charge port, testing circuit carries out computational analysis according to the measurement result of metering circuit and CP line Received signal strength (pwm signal), and the ac output current of charging pile, voltage and pwm signal dutycycle are exported on a display screen, check for testing staff.Described direct supply is connected with metering circuit and exports direct supply is that testing circuit is powered.Described electronic load is connected with metering circuit, by the adjustment to electronic load, can detect the voltage stability of alternating-current charging pile in different loads situation and power stage situation.

As shown in Figure 2, charge port adopt " GB/T 20234.2 electric car conduction chargeable connection device part 2: alternating-current charging interface ") in vehicle/confession plug, in charge port, live wire L, zero line N, control line CP are connected with the respective contacts in alternating-current charging pile charging inlet, and the connection in charge port confirms that line CC is connected with the PE line in alternating-current charging pile.

As shown in Figure 3, testing circuit comprises CPU, PWM demoder, storer, driver module, and CPU is connected with metering circuit, PWM demoder, storer, driver module respectively.Concrete connected mode is: CPU is connected with metering circuit, PWM demoder respectively by RS485 mode, PWM demoder is connected with the control line CP of alternating-current charging pile, CPU connects driver module by RS232 mode, this driver module is connected with display screen, and CPU is directly connected with storer by I/O interface.Direct supply is connected with CPU, PWM demoder, storer, driver module, for testing circuit is powered.

The charge port of this device in use, is reliably connected with the charging inlet of alternating-current charging pile by the utility model, and it is normal that alternating-current charging pile confirms that interface connects.Then charge according to the operation of alternating-current charging pile charge step, electric current is that testing circuit is powered through direct supply, the output voltage of charging pile and current information are transferred to testing circuit by metering circuit after conversion, testing circuit receives the pwm signal of CP line, the peak power output of charging pile is judged by duty cycle square wave, and all information is outputted to display screen show, in addition, by the adjustment to electronic load, the voltage stability of alternating-current charging pile in different loads situation and power stage situation can be detected.The measuring ability to alternating-current charging pile can be realized by working above.

It is emphasized that; embodiment described in the utility model is illustrative; instead of it is determinate; therefore the utility model comprises the embodiment be not limited to described in embodiment; every other embodiments drawn according to the technical solution of the utility model by those skilled in the art, belong to the scope of the utility model protection equally.

Claims (4)

1. an alternating-current charging pile proving installation, is characterized in that: comprise charge port, metering circuit, testing circuit, direct supply, adjustable electronic load and display screen; Described charge port is connected with the charging inlet of alternating-current charging pile, and described metering circuit is connected with the power lead in charge port, for measuring output voltage and the electric current of alternating-current charging pile, and exports in testing circuit by measurement result; Described testing circuit is connected with the control line in charge port, and the pwm signal that testing circuit receives according to the measurement result of metering circuit and control line processes, and the ac output current of charging pile, voltage and pwm signal dutycycle is exported on a display screen; Described direct supply is connected with metering circuit and exports direct supply is that testing circuit is powered; Described adjustable electronic load is connected with metering circuit for detecting the voltage stability of alternating-current charging pile in different loads situation and power stage situation.
2. a kind of alternating-current charging pile proving installation according to claim 1, is characterized in that: described charge port adopts standard electric electrical automobile alternating-current charging interface.
3. a kind of alternating-current charging pile proving installation according to claim 1 and 2, it is characterized in that: described testing circuit comprises CPU, PWM demoder, storer, driver module, CPU is connected with driver module with metering circuit, PWM demoder, storer respectively, and described PWM demoder is connected with the control line of alternating-current charging pile; Described driver module is connected with display screen; Described CPU, PWM demoder, storer, driver module are connected with direct supply respectively.
4. a kind of alternating-current charging pile proving installation according to claim 3, it is characterized in that: described CPU is connected with metering circuit, PWM demoder by RS485 mode, CPU connects driver module by RS232 mode, and CPU is connected with storer by I/O interface.
CN201520261599.4U 2015-04-27 2015-04-27 A kind of alternating-current charging pile proving installation CN204556759U (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105242140A (en) * 2015-10-12 2016-01-13 国网天津市电力公司 Rapid fault detection method for charger for electric automobile
CN105486949A (en) * 2015-11-27 2016-04-13 许继电源有限公司 Charging pile test system
CN105699816A (en) * 2016-03-08 2016-06-22 北京群菱能源科技有限公司 AC charging post calibration device
CN105974261A (en) * 2016-01-06 2016-09-28 刘忠菁 Electric vehicle multi-load simulation device and detection method
CN106154088A (en) * 2016-08-17 2016-11-23 重庆长安汽车股份有限公司 A kind of alternating-current charging pile test system
CN107271947A (en) * 2017-06-07 2017-10-20 浙江工商大学 Electric bicycle stake of powering is dispatched from the factory power calibrating method
CN107290701A (en) * 2017-06-07 2017-10-24 浙江工业大学 Electric bicycle charging pile demarcates detecting tool and demarcation detection method
CN109307838A (en) * 2017-07-28 2019-02-05 中航光电科技股份有限公司 A kind of new-energy automobile high-voltaghe compartment factory testing system

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105242140A (en) * 2015-10-12 2016-01-13 国网天津市电力公司 Rapid fault detection method for charger for electric automobile
CN105242140B (en) * 2015-10-12 2018-03-06 国网天津市电力公司 Electric automobile battery charger fault rapid detecting method
CN105486949B (en) * 2015-11-27 2018-05-29 许继电源有限公司 A kind of charging pile tests system
CN105486949A (en) * 2015-11-27 2016-04-13 许继电源有限公司 Charging pile test system
CN105974261A (en) * 2016-01-06 2016-09-28 刘忠菁 Electric vehicle multi-load simulation device and detection method
CN105699816A (en) * 2016-03-08 2016-06-22 北京群菱能源科技有限公司 AC charging post calibration device
CN106154088A (en) * 2016-08-17 2016-11-23 重庆长安汽车股份有限公司 A kind of alternating-current charging pile test system
CN107271947A (en) * 2017-06-07 2017-10-20 浙江工商大学 Electric bicycle stake of powering is dispatched from the factory power calibrating method
CN107290701A (en) * 2017-06-07 2017-10-24 浙江工业大学 Electric bicycle charging pile demarcates detecting tool and demarcation detection method
CN107290701B (en) * 2017-06-07 2019-11-12 浙江工业大学 Electric bicycle charging pile demarcates detection method
CN107271947B (en) * 2017-06-07 2019-11-19 浙江工商大学 Electric bicycle power supply stake factory power calibrating method
CN109307838A (en) * 2017-07-28 2019-02-05 中航光电科技股份有限公司 A kind of new-energy automobile high-voltaghe compartment factory testing system

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP03 Change of name, title or address

Address after: 100031 West Chang'an Avenue, Beijing, No. 86

Patentee after: State Power Networks Co

Patentee after: Tianjin Sanyuan Energy Developments Ltd

Address before: 300010 Tianjin city Hebei District Wujing Road No. 39

Patentee before: State Power Networks Co

Patentee before: Tianjin Sanyuan New Energy Electric Vehicle Services Co., Ltd.

C56 Change in the name or address of the patentee
TR01 Transfer of patent right

Effective date of registration: 20190428

Address after: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing

Co-patentee after: Tianjin Sanyuan Power Group Co., Ltd.

Patentee after: State Grid Corporation of China

Address before: 100031 No. 86 West Chang'an Street, Beijing

Co-patentee before: Tianjin Sanyuan Energy Developments Ltd

Patentee before: State Grid Corporation of China

TR01 Transfer of patent right