CN102288817B - A kind of charging pile consumption detection system and detection method based on virtual load calibrating - Google Patents
A kind of charging pile consumption detection system and detection method based on virtual load calibrating Download PDFInfo
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- CN102288817B CN102288817B CN201110119781.2A CN201110119781A CN102288817B CN 102288817 B CN102288817 B CN 102288817B CN 201110119781 A CN201110119781 A CN 201110119781A CN 102288817 B CN102288817 B CN 102288817B
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Abstract
The invention discloses a kind of charging pile consumption detection system and detection method based on virtual load calibrating, wherein detecting system includes alternating-current charging pile, voltage source, current source, the first power consumption tester and the second power consumption tester；The Un ports of voltage source are connected with the UN0 ports of alternating-current charging pile, and the Ua ports of voltage source are connected by the first power consumption tester with the UA0 of alternating-current charging pile；The Ia of current source+It is connected with the UA0 of alternating-current charging pile, the Ia of current source‑It is connected with the UA1 of alternating-current charging pile, the second power consumption tester is connected in parallel between UA0 and UA1.Detection method is：After connecting voltage source and current source, power consumption of the alternating-current charging pile when charging and when uncharged can directly, accurately be tested out by the first tester and the second tester, to ensure the interests of user.
Description
Technical field
The present invention relates to detecting system and detection method to charging pile power consumption.
Background technology
In use, itself can produce internal power consumption to alternating-current charging pile.Whether charged state is according to charging pile,
Charging pile power consumption can be divided into dynamic power consumption and quiescent dissipation.Quiescent dissipation is mutually produced for voltage, and dynamic power consumption is electric current, voltage
It is mutually common to produce.The power consumption for accurately measuring alternating-current charging pile is conducive to accurately collecting the expense of user, so as to safeguard user
Interests.At present, do not occur also one special for detecting the system of alternating-current charging pile power consumption, be also complementary even if having
Instrument, this can produce two kinds of results, and one is that cannot measure power consumption, and two is that the power consumption measured is inaccurate, therefore it provides a kind of special
Detecting system become very it is important.In order to accurately measure this two parts power consumption of alternating-current charging pile, the present invention is proposed
A kind of alternating-current charging pile power consumption test system based on virtual load calibrating.
The content of the invention
The first object of the present invention is to provide a kind of charging pile consumption detection system based on virtual load calibrating, is using this
System can accurately detect the quiescent dissipation and dynamic power consumption of alternating-current charging pile.
The second object of the present invention is to provide a kind of charging pile consumption detection method based on virtual load calibrating, using the party
Method can accurately detect the quiescent dissipation and dynamic power consumption of alternating-current charging pile.
To reach above-mentioned first purpose, a kind of charging pile consumption detection system based on virtual load calibrating includes AC charging
Stake, voltage source, current source, the first power consumption tester and the second power consumption tester；Described alternating-current charging pile has UN0, UA0 two
Control source port and the voltage output port of UN1, UA1 two；Voltage source has Un, Ua voltage output port；Current source has
Ia+、Ia-Current output terminal mouthful；Un voltage outputs port is connected with UN0 control sources port, and Ua voltage outputs port is electric with UA0
Pressure input port is connected, and the first power consumption tester is series between Ua voltage outputs port and UA0 control sources port, is passed through
First power consumption tester directly reads the power consumption numerical value mutually produced by voltage in the alternating-current charging pile；Ia+Current output terminal mouthful
It is connected with UA0 control sources port, Ia-Current output terminal mouthful is connected with UA1 voltage outputs port, and the second power consumption tester is in parallel
Between UA0 control sources port and UA1 voltage outputs port, the AC charging is directly read by the second power consumption tester
The power consumption numerical value that stake is mutually produced by electric current；Wherein, the voltage source, the work(read from first power consumption tester are connected
Consumption numerical value is quiescent dissipation；Start the voltage source and the current source, will be from first power consumption tester and described
The power consumption numerical value read in two power consumption testers is added as dynamic power consumption.
Used as materialization, the first described power consumption tester includes the first Power Entry Module, the first measurement module, first
Computing module, the first power supply output module and the first display module, wherein, first measurement module is used for from the first power supply
Input module obtains current digital voltage value, and obtains current digital current values from the first power supply output module；
The first described power supply output module is used to be provided under current voltage through alternating-current charging pile return for first measurement module
Digital current values；The first described computing module is used for the digital voltage value obtained according to first measurement module and numeral electricity
Flow valuve carries out computing, draws current power consumption, and current power consumption is exported to the first display module；The first described display module is used
In the current power consumption that first computing module is calculated is shown into terminal user.
Used as materialization, the second described power consumption tester includes second source input module, the second measurement module, second
Computing module, second source output module and the second display module；Wherein, second measurement module is used for from second source
Input module obtains current digital voltage value, and obtains current digital current values from the second source output module；
Described second source output module is used to be provided under current voltage through alternating-current charging pile return for second measurement module
Digital current values；The second described computing module is used for the digital voltage value obtained according to second measurement module and numeral electricity
Flow valuve carries out computing, draws current power consumption, and current power consumption is exported to the second display module；The second described display module is used
In the current power consumption that second computing module is calculated is shown into terminal user.
The beneficial effect of above-mentioned charging pile consumption detection system is：Surveyed due to being provided with voltage source, current source, the first power consumption
Examination instrument and the second power consumption tester, so, exchange can accurately be tested by the first power consumption tester and the second power consumption tester
The power consumption of charging pile, and, consumption detection system architecture is simple, low cost.
To reach above-mentioned second purpose, a kind of charging pile consumption detection method based on virtual load calibrating, it includes static state
The detection of power consumption and the detection of dynamic power consumption；Wherein, quiescent dissipation is produced power consumption when uncharged of alternating-current charging pile, by
Voltage is mutually produced；Dynamic power consumption is the alternating-current charging pile power consumption produced when charging, and is produced by voltage phase and electric current are mutually common；
The detection method step of quiescent dissipation is：(1) by the Un voltage outputs port of voltage source and the UN0 of alternating-current charging pile
Control source port is connected, and the Ua voltage outputs port of voltage source is connected with the UA0 control sources port of alternating-current charging pile, and
First power consumption tester is series between Ua voltage outputs port and UA0 control sources port；(2) voltage source is connected, now,
The numerical value of quiescent dissipation then can be directly read by the first power consumption tester；
The detection method step of dynamic power consumption is：1) by the Un voltage outputs port of voltage source and the UN0 of alternating-current charging pile
Control source port is connected, and the Ua voltage outputs port of voltage source is connected with the UA0 control sources port of alternating-current charging pile, and
First power consumption tester is series between Ua voltage outputs port and UA0 control sources port；2) by the Ia of current source+Electric current
Output port is connected with the UA0 control sources port of alternating-current charging pile, by the Ia of current source-Current output terminal mouthful and AC charging
The UA1 voltage outputs port connection of stake, UA0 control sources port and UA1 voltage output ends are parallel to by the second power consumption tester
Between mouthful；3) start voltage source and current source, now, can directly be read in the first power consumption tester and mutually be produced by voltage
Power consumption, the power consumption mutually produced by electric current can be directly read in the second power consumption tester, then, by the first power consumption tester
In numerical value and the second power consumption tester in numerical value be added as dynamic power consumption.
Used as materialization, the first described power consumption tester includes the first Power Entry Module, the first measurement module, first
Computing module, the first power supply output module and the first display module, wherein, first measurement module is used for from the first power supply
Input module obtains current digital voltage value, and obtains current digital current values from the first power supply output module；
The first described power supply output module is used to be provided under current voltage through alternating-current charging pile return for first measurement module
Digital current values；The first described computing module is used for the digital voltage value obtained according to first measurement module and numeral electricity
Flow valuve carries out computing, draws current power consumption, and current power consumption is exported to the first display module；The first described display module is used
In the current power consumption that first computing module is calculated is shown into terminal user.
Used as materialization, the second described power consumption tester includes second source input module, the second measurement module, second
Computing module, second source output module and the second display module；Wherein, second measurement module is used for from second source
Input module obtains current digital voltage value, and obtains current digital current values from the second source output module；
Described second source output module is used to be provided under current voltage through alternating-current charging pile return for second measurement module
Digital current values；The second described computing module is used for the digital voltage value obtained according to second measurement module and numeral electricity
Flow valuve carries out computing, draws current power consumption, and current power consumption is exported to the second display module；The second described display module is used
In the current power consumption that second computing module is calculated is shown into terminal user.
The beneficial effect of above-mentioned charging pile consumption detection method is：Surveyed due to being provided with voltage source, current source, the first power consumption
Examination instrument and the second power consumption tester, so, exchange can accurately be tested by the first power consumption tester and the second power consumption tester
The quiescent dissipation and dynamic power consumption of charging pile, and, the method for consumption detection is simple, low cost.
Brief description of the drawings
Fig. 1 is frame construction drawing of the invention.
Specific embodiment
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 show charging pile consumption detection system of the present invention based on virtual load calibrating, including alternating-current charging pile 1, electricity
Potential source 2, current source 3, the first power consumption tester 4 and the second power consumption tester 5；Described alternating-current charging pile 1 has UN0, UA0 two
Control source port and the voltage output port of UN1, UA1 two；Voltage source 2 has Un, Ua voltage output port；Current source 3 has
Ia+、Ia-Current output terminal mouthful；Un voltage outputs port is connected with UN0 control sources port, and Ua voltage outputs port is electric with UA0
Pressure input port is connected, and the first power consumption tester 4 is series between Ua voltage outputs port and UA0 control sources port；Ia+
Current output terminal mouthful is connected with UA0 control sources port, Ia-Current output terminal mouthful is connected with UA1 voltage outputs port, the second work(
Consumption tester 5 is parallel between UA0 control sources port and UA1 voltage outputs port.
Described first power consumption tester 4 include the first Power Entry Module, the first measurement module, the first computing module,
First power supply output module and the first display module, the first Power Entry Module are connected with Ua voltage outputs port, the first electricity
Source output module is connected with UA0 control sources port.Described second power consumption tester 5 include second source input module,
Second measurement module, the second computing module, second source output module and the second display module, described second source input
Module is connected with UA0 control sources port, and second source output module is connected with UA1 voltage outputs port.
Include the detection of quiescent dissipation and the detection of dynamic power consumption using said detecting system detection alternating-current charging pile power consumption；
Wherein, quiescent dissipation is produced power consumption when uncharged of alternating-current charging pile, is mutually produced by voltage；Dynamic power consumption fills for exchange
The electric stake power consumption produced when charging, is produced by voltage phase and electric current are mutually common；
Wherein, the detection method step of quiescent dissipation is：It is powered to voltage source, now, the first measurement module is received and
Contemporary Digital magnitude of voltage from the first Power Entry Module, while being filled through exchange in obtaining from the first power supply output module
The Contemporary Digital current value of electric stake, the first computing module carries out computing according to digital voltage value and digital current values, and draws work(
Consumption value, and terminal user is shown to by the first display module, this is quiescent dissipation.
The detection method step of dynamic power consumption is：Start voltage source 2 and current source 3, now, the first measurement module is received
From the Contemporary Digital magnitude of voltage in the first Power Entry Module, at the same in obtaining from the first power supply output module through exchange
The Contemporary Digital current value of charging pile, the first computing module carries out computing according to digital voltage value and digital current values, and draws
Power consumption number, and terminal user is shown to by the first display module, and the second measurement module is received from second source input
Contemporary Digital magnitude of voltage in module, while the Contemporary Digital through alternating-current charging pile in obtaining from second source output module
Current value, the second computing module carries out computing according to digital voltage value and digital current values, and draws power consumption number, and by second
Display module is shown to terminal user, then, by the numerical value in the numerical value in the first power consumption tester and the second power consumption tester
It is added as dynamic power consumption.
The power consumption of alternating-current charging pile can accurately be measured using detecting system of the invention and detection method, to safeguard user
Interests.
Claims (6)
1. it is a kind of based on virtual load calibrating charging pile consumption detection system, it is characterised in that：Including alternating-current charging pile, voltage
Source, current source, the first power consumption tester and the second power consumption tester；Described alternating-current charging pile has the voltage of UN0, UA0 two defeated
Inbound port and the voltage output port of UN1, UA1 two；Voltage source has Un, Ua voltage output port；Current source has Ia+、Ia-Electricity
Stream output port；Un voltage outputs port is connected with UN0 control sources port, Ua voltage outputs port and UA0 voltage input ends
Mouth is connected, and the first power consumption tester is series between Ua voltage outputs port and UA0 control sources port, by the first power consumption
Tester directly reads the power consumption numerical value mutually produced by voltage in the alternating-current charging pile；Ia+Current output terminal mouthful and UA0 voltages
Input port is connected, Ia-Current output terminal mouthful is connected with UA1 voltage outputs port, and the second power consumption tester is parallel to UA0 voltages
Between input port and UA1 voltage outputs port, the alternating-current charging pile is directly read by electric current by the second power consumption tester
The power consumption numerical value for mutually producing；Wherein, the voltage source is connected, the power consumption numerical value read from first power consumption tester is i.e.
It is quiescent dissipation；Start the voltage source and the current source, will be surveyed from first power consumption tester and second power consumption
The power consumption numerical value read in examination instrument is added as dynamic power consumption.
2. it is according to claim 1 based on virtual load calibrating charging pile consumption detection system, it is characterised in that：Described
First power consumption tester includes the first Power Entry Module, the first measurement module, the first computing module, the first power supply output module
And first display module, wherein, first measurement module is used to obtain current numeral electricity from the first Power Entry Module
Pressure value, and obtain current digital current values from the first power supply output module；The first described power supply output module is used
The digital current values returned through alternating-current charging pile under current voltage is provided for first measurement module；The first described computing
The digital voltage value and digital current values that module is used to be obtained according to first measurement module carry out computing, draw current work(
Consumption, and current power consumption is exported to the first display module；The first described display module is based on by first computing module
The current power consumption for obtaining is shown to terminal user.
3. it is according to claim 1 and 2 based on virtual load calibrating charging pile consumption detection system, it is characterised in that：Institute
The second power consumption tester stated includes second source input module, the second measurement module, the second computing module, second source output
Module and the second display module；Wherein, second measurement module is used to obtain current number from second source input module
Word magnitude of voltage, and obtain current digital current values from the second source output module；Described second source output mould
Block is used to provide the digital current values returned through alternating-current charging pile under current voltage for second measurement module；Described second
The digital voltage value and digital current values that computing module is used to be obtained according to second measurement module carry out computing, draw current
Power consumption, and current power consumption is exported to the second display module；The second described display module is used for second computing module
The current power consumption being calculated is shown to terminal user.
4. a kind of charging pile consumption detection method based on virtual load calibrating, it is characterised in that detection including quiescent dissipation and dynamic
The detection of state power consumption；Wherein, quiescent dissipation is produced power consumption when uncharged of alternating-current charging pile, is mutually produced by voltage；It is dynamic
State power consumption is the alternating-current charging pile power consumption produced when charging, and is produced by voltage phase and electric current are mutually common；
The detection method step of quiescent dissipation is：
(1) the Un voltage outputs port of voltage source is connected with the UN0 control sources port of alternating-current charging pile, by the Ua of voltage source
Voltage output port is connected with the UA0 control sources port of alternating-current charging pile, and the first power consumption tester is series at into Ua voltages
Between output port and UA0 control sources port；
(2) voltage source is connected, now, the numerical value of quiescent dissipation then can be directly read by the first power consumption tester；
The detection method step of dynamic power consumption is：
1) the Un voltage outputs port of voltage source is connected with the UN0 control sources port of alternating-current charging pile, by the Ua of voltage source
Voltage output port is connected with the UA0 control sources port of alternating-current charging pile, and the first power consumption tester is series at into Ua voltages
Between output port and UA0 control sources port；
2) by the Ia of current source+Current output terminal mouthful is connected with the UA0 control sources port of alternating-current charging pile, by the Ia of current source-
Current output terminal mouthful is connected with the UA1 voltage outputs port of alternating-current charging pile, and it is defeated that the second power consumption tester is parallel into UA0 voltages
Between inbound port and UA1 voltage outputs port；
3) start voltage source and current source, now, can directly read what is mutually produced by voltage in the first power consumption tester
Power consumption, can directly read the power consumption mutually produced by electric current in the second power consumption tester, then, by the first power consumption tester
Numerical value and the second power consumption tester in numerical value be added as dynamic power consumption.
5. it is according to claim 4 based on virtual load calibrating charging pile consumption detection method, it is characterised in that：Described
First power consumption tester includes the first Power Entry Module, the first measurement module, the first computing module, the first power supply output module
And first display module, wherein, first measurement module is used to obtain current numeral electricity from the first Power Entry Module
Pressure value, and obtain current digital current values from the first power supply output module；The first described power supply output module is used
The digital current values returned through alternating-current charging pile under current voltage is provided for first measurement module；The first described computing
The digital voltage value and digital current values that module is used to be obtained according to first measurement module carry out computing, draw current work(
Consumption, and current power consumption is exported to the first display module；The first described display module is based on by first computing module
The current power consumption for obtaining is shown to terminal user.
6. according to claim 4 or 5 based on virtual load calibrating charging pile consumption detection method, it is characterised in that：Institute
The second power consumption tester stated includes second source input module, the second measurement module, the second computing module, second source output
Module and the second display module；Wherein, second measurement module is used to obtain current number from second source input module
Word magnitude of voltage, and obtain current digital current values from the second source output module；Described second source output mould
Block is used to provide the digital current values returned through alternating-current charging pile under current voltage for second measurement module；Described second
The digital voltage value and digital current values that computing module is used to be obtained according to second measurement module carry out computing, draw current
Power consumption, and current power consumption is exported to the second display module；The second described display module is used for second computing module
The current power consumption being calculated is shown to terminal user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110119781.2A CN102288817B (en) | 2011-05-10 | 2011-05-10 | A kind of charging pile consumption detection system and detection method based on virtual load calibrating |
Applications Claiming Priority (1)
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| CN201110119781.2A CN102288817B (en) | 2011-05-10 | 2011-05-10 | A kind of charging pile consumption detection system and detection method based on virtual load calibrating |
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| CN102288817A CN102288817A (en) | 2011-12-21 |
| CN102288817B true CN102288817B (en) | 2017-05-31 |
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| CN107219493A (en) * | 2017-05-11 | 2017-09-29 | 中国电力科学研究院 | A kind of system and method that off-board charger electric energy metrical performance is tested based on virtual load |
| CN110620501B (en) * | 2019-08-29 | 2021-06-29 | 合肥博雷电气有限公司 | PDU testing arrangement |
| CN112269039A (en) * | 2020-09-29 | 2021-01-26 | 国网浙江省电力有限公司营销服务中心 | AC charging pile virtual load electric energy verification method |
| CN112269037A (en) * | 2020-09-29 | 2021-01-26 | 国网浙江省电力有限公司营销服务中心 | Metering verification method for off-board charger |
| CN112269040A (en) * | 2020-09-29 | 2021-01-26 | 国网浙江省电力有限公司营销服务中心 | Electric energy verification method for off-board charger |
| CN113899946A (en) * | 2021-09-02 | 2022-01-07 | 江苏智臻能源科技有限公司 | Power detection system and detection method for identification module |
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| CN201163427Y (en) * | 2008-01-31 | 2008-12-10 | 浙江省电力公司 | Charging and accounting system of charging station |
| CN101282045B (en) * | 2008-04-28 | 2010-08-11 | 炬力集成电路设计有限公司 | Battery charging apparatus as well as control method thereof |
| CN102043105B (en) * | 2010-10-26 | 2014-09-03 | 深圳市科陆电子科技股份有限公司 | Full-function test device and test method of AC (alternating current) charging pile |
| CN101963640B (en) * | 2010-10-26 | 2012-08-15 | 深圳市科陆电子科技股份有限公司 | Detection system and detection method of direct-current charging post |
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