CN105939041A - New energy automobile charging station system - Google Patents
New energy automobile charging station system Download PDFInfo
- Publication number
- CN105939041A CN105939041A CN201610403331.9A CN201610403331A CN105939041A CN 105939041 A CN105939041 A CN 105939041A CN 201610403331 A CN201610403331 A CN 201610403331A CN 105939041 A CN105939041 A CN 105939041A
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- China
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- module
- resistance
- operational amplifier
- sampling
- charging
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- 238000005070 sampling Methods 0.000 claims abstract description 59
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000005121 nitriding Methods 0.000 description 1
Classifications
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- H02J7/0027—
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- H02J7/0021—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The invention provides a new energy automobile charging station system which comprises a multi-phase transformer, a rectifying module, a direct current bus and a plurality of charging piles, wherein a charging control system is arranged in each charging pile, the charging control system comprises a control module, an RS485 communication module, an indicator lamp module, an input voltage sampling module, a current loop sampling module, an output voltage sampling module and a charging detection module, the output module realizes DC-DC conversion of an input side and an output side and electric energy output meeting charging requirements, and the charging detection module is used for feeding back a charging request signal to the control module. The charging control system is used for judging the charging mode of the automobile, sampling voltage/current information, feeding back R485 bus information and the like, intelligent automobile charging station construction is realized, a multiphase multi-pulse wave rectification technology and a direct current bus duct technology are used, a power network of a power station is more stable, and charging pile increase/decrease are very convenient.
Description
Technical field
The invention belongs to technical field of new energies, be specifically related to a kind of new-energy automobile charging station system.
Background technology
Electric automobile is as the representative of the new forms of energy vehicles, and it is due to features such as zero-emission, low noise, technology relative maturity, has broad application prospects at present and higher popularization may.The real popularization and application of electric automobile to be allowed are got up, and the auxiliary construction of city intelligent vehicle charging station and rapid nitriding are crucial, so can meet the multi-mode charging of vast number automobile, the demand of quick charge.The present invention puts forth effort on the research of this technical field just and proposes a kind of new-energy automobile charging station system schema.
Summary of the invention
For solving charging electric vehicle demand mentioned in background technology, the present invention proposes a kind of new-energy automobile charging station system, and its concrete technology contents is as follows:
A kind of new-energy automobile charging station system, it includes polyphase transformer, rectification module, dc bus and some charging piles, and the input of this polyphase transformer connects three phase network, and outfan connects rectification module；This rectification module outfan is connected to dc bus, those charging piles hang on this dc bus, the built-in charge control system of this charging pile, this charge control system includes control module, RS485 communication module, indicating lamp module, input voltage sampling module, current loop sampling module, output module, output voltage sampling module and charging detection module, this output module realizes the DC-DC conversion of input side and outlet side and meets the electric energy output of charge requirement, and this charging detection module is for control module feedback charge request signal.
In the middle of one or more embodiments of the invention, this polyphase transformer is many pulse wave transformers, including 12 pulse wave transformers, 18 pulse wave transformers or 24 pulse wave transformers.
In the middle of one or more embodiments of the invention, the voltage of this polyphase transformer outfan is more than or equal to 800V.
In the middle of one or more embodiments of the invention, this input voltage sampling module includes by the first optocoupler unit, the first operational amplifier and some line resistances being connected in series, this line resistance connects sampled point and the input side of the first optocoupler unit, the outlet side of this first optocoupler unit connects the negative phase end of this first operational amplifier, the positive terminal input offset voltage of this first operational amplifier, the outfan of this first operational amplifier is connected to this control module.
In the middle of one or more embodiments of the invention, this output voltage sampling module includes the second optocoupler unit, second operational amplifier, first audion and some line resistances being connected in series, this line resistance connects sampled point and the input side of the second optocoupler unit, the outlet side of this second optocoupler unit connects the negative phase end of this second operational amplifier, the positive terminal input offset voltage of this second operational amplifier and this first audion connect this positive terminal and ground end, the base stage of this first audion is controlled is connected to control module, the outfan of this second operational amplifier is connected to this control module.
In the middle of one or more embodiments of the invention, this current loop sampling module includes sampling control circuit, the first current sampling circuit and the second current sampling circuit, and this sampling control circuit is controlled by control module and controls this first current sampling circuit and the switching signal of the second current sampling circuit work to produce.
In the middle of one or more embodiments of the invention, this sampling control circuit includes the second audion and the first diode, the colelctor electrode of this second audion connects DC voltage, its grounded emitter, its base stage is controlled by the pwm signal of control module, the anode of this first diode connects the colelctor electrode of this second audion, and its negative electrode is as the outfan of sampling control circuit, and is connected in parallel to an output resistance and some output capacitances at this outfan.
nullIn the middle of one or more embodiments of the invention，This first current sampling circuit and the second electric current are adopted circuit and are had same circuits structure，Include the second diode respectively、3rd diode、3rd operational amplifier、Some resistance and electric capacity，Wherein，The input of circuit is through this second diode、First resistance is connected to the negative phase end of the 3rd operational amplifier，The positive terminal of the 3rd operational amplifier connects the outfan of this sampling control circuit，The outfan of the 3rd operational amplifier is connected to control module，The first electric capacity and the second resistance have been arranged in parallel it between negative phase end and the ground end of the 3rd operational amplifier，It has been arranged in parallel the 3rd resistance between negative electrode and the ground end of this second diode、4th resistance and by the 5th resistance and the branch road of the second capacitances in series，It is provided with the 6th resistance between anode and the ground end of this second diode、7th resistance and the 3rd diode，6th resistance and the 7th resistor coupled in parallel，The plus earth of the 3rd diode，Negative electrode and the 6th resistance、7th resistance is connected.
In the middle of one or more embodiments of the invention, this control module connects Temperature and Humidity module.
In the middle of one or more embodiments of the invention, this charging detection module includes the 3rd optocoupler unit, the input of the 3rd optocoupler unit connects the electrode of automobile batteries, and its input is provided with input resistance and input capacitance, and its outfan is connected to control module after being superimposed with bias voltage.
The present invention is compared with prior art, its advantageous exists: by charge control system complete vehicle charging mode decision, voltage current information sampling, R485 bus message feedback etc., achieve intelligent vehicle charging station construction, and employ heterogeneous multi-pulse rectification technology and dc bus groove technology, the electric power networks making power station is more stable, increase to subtract charging pile the most very convenient.The present invention is the most outstanding from technical, practicality or economy, is suitable for popularization and application.
Accompanying drawing explanation
Fig. 1 is the implementation framework schematic diagram of new-energy automobile charging station system of the present invention.
Fig. 2 is the theory diagram of the charge control system of new-energy automobile charging station system of the present invention.
Fig. 3 is the circuit theory diagrams of the input voltage sampling module of charge control system of the present invention.
Fig. 4 is the circuit theory diagrams of the output voltage sampling module of charge control system of the present invention.
Fig. 5 is the sampling control circuit schematic diagram of the current loop sampling module of charge control system of the present invention.
Fig. 6 be the current loop sampling module of charge control system of the present invention first the second current sampling circuit schematic diagram.
Fig. 7 is the circuit theory diagrams of the charging detection module of charge control system of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the application scheme is further described:
Seeing attached Fig. 1 and 2, a kind of new-energy automobile charging station system, it includes polyphase transformer, rectification module, dc bus and some charging piles, and the input of this polyphase transformer connects three phase network, and outfan connects rectification module；This rectification module outfan is connected to dc bus, those charging piles hang on this dc bus, the built-in charge control system of this charging pile, this charge control system includes control module, RS485 communication module, indicating lamp module, input voltage sampling module, current loop sampling module, output module, output voltage sampling module, charging detection module and Temperature and Humidity module, this output module realizes the DC-DC conversion of input side and outlet side and meets the electric energy output of charge requirement, and this charging detection module is for control module feedback charge request signal.
Preferably, this polyphase transformer is many pulse wave transformers, including 12 pulse wave transformers, 18 pulse wave transformers or 24 pulse wave transformers.
Preferably, the voltage of this polyphase transformer outfan is more than or equal to 800V.
See accompanying drawing 3, this input voltage sampling module includes by the first optocoupler unit U9, the first operational amplifier U2-A and some line resistance R30-R37 being connected in series, this line resistance R30-R37 connects sampled point V_BUS and the input side of the first optocoupler unit U9, the outlet side of this first optocoupler unit U9 connects the negative phase end of this first operational amplifier U2-A, the positive terminal input offset voltage of this first operational amplifier U2-A, the outfan of this first operational amplifier U9 is connected to this control module.
See accompanying drawing 4, this output voltage sampling module includes the second optocoupler unit U13, second operational amplifier U12-B, first audion Q4 and some line resistance R69-R76 being connected in series, this line resistance R69-R76 connects sampled point V_OUT and the input side of the second optocoupler unit U13, the outlet side of this second optocoupler unit U13 connects the negative phase end of this first operational amplifier U12-B, the positive terminal input offset voltage of this second operational amplifier U12-B and this first audion Q4 connect this positive terminal and ground end, the base stage of this first audion Q4 is controlled is connected to control module, the outfan of this second operational amplifier U12-B is connected to this control module.
See accompanying drawing 5 to 6, this current loop sampling module includes sampling control circuit, the first current sampling circuit and the second current sampling circuit, and this sampling control circuit is controlled by control module and controls this first current sampling circuit and the switching signal of the second current sampling circuit work to produce.
This sampling control circuit includes the second audion Q3 and the first diode D17, the colelctor electrode of this second audion Q3 connects DC voltage, its grounded emitter, its base stage is controlled by the pwm signal of control module, the anode of this first diode D17 connects the colelctor electrode of this second audion Q3, its negative electrode is as the outfan of sampling control circuit, and is connected in parallel to an output resistance R68 and some output capacitances C31-C34 at this outfan.
nullThis first current sampling circuit and the second electric current are adopted circuit and are had same circuits structure，Include the second diode D1 respectively、3rd diode D2、3rd operational amplifier U1-A、Some resistance and electric capacity，Wherein，The input of circuit is through this second diode D1、First resistance R6 is connected to the negative phase end of the 3rd operational amplifier U1-A，The positive terminal of the 3rd operational amplifier U1-A connects the outfan (negative electrode of the i.e. first diode D17) of this sampling control circuit，The outfan of the 3rd operational amplifier U1-A is connected to control module，It has been arranged in parallel the first electric capacity C2 and the second resistance R7 between negative phase end and the ground end of the 3rd operational amplifier U1-A，It has been arranged in parallel the 3rd resistance R1 between negative electrode and the ground end of this second diode D1、4th resistance R4 and the branch road connected by the 5th resistance R5 and the second electric capacity C1，It is provided with the 6th resistance R2 between anode and the ground end of this second diode D1、7th resistance R3 and the 3rd diode D2，6th resistance R2 and the 7th resistance R3 is in parallel，The plus earth of the 3rd diode D2，Negative electrode and the 6th resistance R2、7th resistance R3 is connected.
See accompanying drawing 7, this charging detection module includes the 3rd optocoupler unit U8, the input of the 3rd optocoupler unit U8 connects electrode V+ and V-of automobile batteries, and its input is provided with input resistance R58 and input capacitance C28, and its outfan is connected to control module after being superimposed with bias voltage.
Above-mentioned preferred implementation should be regarded as the illustration of the application scheme embodiment, and all, approximations identical with the application scheme or the technology made based on this are deduced, replaced, improvement etc., are regarded as the protection domain of this patent.
Claims (10)
1. a new-energy automobile charging station system, it is characterised in that: including polyphase transformer, rectification module, dc bus and some charging piles, the input of this polyphase transformer connects three phase network, and outfan connects rectification module；This rectification module outfan is connected to dc bus, those charging piles hang on this dc bus, the built-in charge control system of this charging pile, this charge control system includes control module, RS485 communication module, indicating lamp module, input voltage sampling module, current loop sampling module, output module, output voltage sampling module and charging detection module, this output module realizes the DC-DC conversion of input side and outlet side and meets the electric energy output of charge requirement, and this charging detection module is for control module feedback charge request signal.
New-energy automobile charging station system the most according to claim 1, it is characterised in that: this polyphase transformer is many pulse wave transformers, including 12 pulse wave transformers, 18 pulse wave transformers or 24 pulse wave transformers.
New-energy automobile charging station system the most according to claim 1, it is characterised in that: the voltage of this polyphase transformer outfan is more than or equal to 800V.
New-energy automobile charging station system the most according to claim 1, it is characterized in that: this input voltage sampling module includes by the first optocoupler unit, the first operational amplifier and some line resistances being connected in series, this line resistance connects sampled point and the input side of the first optocoupler unit, the outlet side of this first optocoupler unit connects the negative phase end of this first operational amplifier, the positive terminal input offset voltage of this first operational amplifier, the outfan of this first operational amplifier is connected to this control module.
New-energy automobile charging station system the most according to claim 1, it is characterized in that: this output voltage sampling module includes the second optocoupler unit, second operational amplifier, first audion and some line resistances being connected in series, this line resistance connects sampled point and the input side of the second optocoupler unit, the outlet side of this second optocoupler unit connects the negative phase end of this second operational amplifier, the positive terminal input offset voltage of this second operational amplifier and this first audion connect this positive terminal and ground end, the base stage of this first audion is controlled is connected to control module, the outfan of this second operational amplifier is connected to this control module.
New-energy automobile charging station system the most according to claim 1, it is characterized in that: this current loop sampling module includes sampling control circuit, the first current sampling circuit and the second current sampling circuit, this sampling control circuit is controlled by control module and controls this first current sampling circuit and the switching signal of the second current sampling circuit work to produce.
New-energy automobile charging station system the most according to claim 6, it is characterized in that: this sampling control circuit includes the second audion and the first diode, the colelctor electrode of this second audion connects DC voltage, its grounded emitter, its base stage is controlled by the pwm signal of control module, the anode of this first diode connects the colelctor electrode of this second audion, and its negative electrode is as the outfan of sampling control circuit, and is connected in parallel to an output resistance and some output capacitances at this outfan.
null8. according to the new-energy automobile charging station system described in claim 6 or 7，It is characterized in that: this first current sampling circuit and the second electric current are adopted circuit and had same circuits structure，Include the second diode respectively、3rd diode、3rd operational amplifier、Some resistance and electric capacity，Wherein，The input of circuit is through this second diode、First resistance is connected to the negative phase end of the 3rd operational amplifier，The positive terminal of the 3rd operational amplifier connects the outfan of this sampling control circuit，The outfan of the 3rd operational amplifier is connected to control module，The first electric capacity and the second resistance have been arranged in parallel it between negative phase end and the ground end of the 3rd operational amplifier，It has been arranged in parallel the 3rd resistance between negative electrode and the ground end of this second diode、4th resistance and by the 5th resistance and the branch road of the second capacitances in series，It is provided with the 6th resistance between anode and the ground end of this second diode、7th resistance and the 3rd diode，6th resistance and the 7th resistor coupled in parallel，The plus earth of the 3rd diode，Negative electrode and the 6th resistance、7th resistance is connected.
New-energy automobile charging station system the most according to claim 1, it is characterised in that: this control module connects Temperature and Humidity module.
New-energy automobile charging station system the most according to claim 1, it is characterized in that: this charging detection module includes the 3rd optocoupler unit, the input of the 3rd optocoupler unit connects the electrode of automobile batteries, its input is provided with input resistance and input capacitance, and its outfan is connected to control module after being superimposed with bias voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610403331.9A CN105939041B (en) | 2016-06-07 | 2016-06-07 | A kind of new-energy automobile charging station system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610403331.9A CN105939041B (en) | 2016-06-07 | 2016-06-07 | A kind of new-energy automobile charging station system |
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| Publication Number | Publication Date |
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| CN105939041A true CN105939041A (en) | 2016-09-14 |
| CN105939041B CN105939041B (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610403331.9A Expired - Fee Related CN105939041B (en) | 2016-06-07 | 2016-06-07 | A kind of new-energy automobile charging station system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526399A (en) * | 2016-11-07 | 2017-03-22 | 深圳巴斯巴科技发展有限公司 | Grounding and phase dislocation detection circuit of new energy vehicle charging box |
| CN108454429A (en) * | 2018-02-07 | 2018-08-28 | 苏州共元自控技术有限公司 | A kind of electric vehicle direct-current charging post safety monitoring device and method |
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| CN102496993A (en) * | 2011-12-01 | 2012-06-13 | 江苏银佳企业集团有限公司 | Quick charging machine |
| CN103698579A (en) * | 2013-12-30 | 2014-04-02 | 长沙奥托自动化技术有限公司 | Direct-current voltage sampling device of low-voltage frequency converter |
| CN104269900A (en) * | 2014-09-26 | 2015-01-07 | 国家电网公司 | Main wiring system of electric automobile charging station system |
| CN204835675U (en) * | 2015-07-28 | 2015-12-02 | 深圳市汇川技术股份有限公司 | Charge control circuit and have stake of charging of this circuit of stake of charging |
| CN205263950U (en) * | 2015-11-02 | 2016-05-25 | 南京林业大学 | A a control system that charges that is used for charging of electric motor car battery to charge |
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2016
- 2016-06-07 CN CN201610403331.9A patent/CN105939041B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102496993A (en) * | 2011-12-01 | 2012-06-13 | 江苏银佳企业集团有限公司 | Quick charging machine |
| CN103698579A (en) * | 2013-12-30 | 2014-04-02 | 长沙奥托自动化技术有限公司 | Direct-current voltage sampling device of low-voltage frequency converter |
| CN104269900A (en) * | 2014-09-26 | 2015-01-07 | 国家电网公司 | Main wiring system of electric automobile charging station system |
| CN204835675U (en) * | 2015-07-28 | 2015-12-02 | 深圳市汇川技术股份有限公司 | Charge control circuit and have stake of charging of this circuit of stake of charging |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106526399A (en) * | 2016-11-07 | 2017-03-22 | 深圳巴斯巴科技发展有限公司 | Grounding and phase dislocation detection circuit of new energy vehicle charging box |
| CN106526399B (en) * | 2016-11-07 | 2023-08-08 | 深圳巴斯巴科技发展有限公司 | New energy automobile charging box's ground connection and wrong looks detection circuitry |
| CN108454429A (en) * | 2018-02-07 | 2018-08-28 | 苏州共元自控技术有限公司 | A kind of electric vehicle direct-current charging post safety monitoring device and method |
| CN108454429B (en) * | 2018-02-07 | 2023-12-26 | 苏州共元自控技术有限公司 | Safety monitoring device and method for direct-current charging pile of electric automobile |
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| Publication number | Publication date |
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| CN105939041B (en) | 2018-12-04 |
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Inventor after: Zhang Yongjun Inventor after: Zhao Zhiyuan Inventor after: Yan Xiao Inventor before: Wang Fengjin |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170527 Address after: 201999 room, No. 1508, Youyi Road, Shanghai, Baoshan District, F269, 101 Applicant after: Shanghai Amperex Technology Limited Address before: 528400, No. two, Xingye Road, Torch Development Zone, Guangdong, Zhongshan Province, China, four Applicant before: Wang Fengjin |
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Granted publication date: 20181204 Termination date: 20190607 |