CN109334503A - Automobile charging pile control module - Google Patents

Automobile charging pile control module Download PDF

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Publication number
CN109334503A
CN109334503A CN201811149486.XA CN201811149486A CN109334503A CN 109334503 A CN109334503 A CN 109334503A CN 201811149486 A CN201811149486 A CN 201811149486A CN 109334503 A CN109334503 A CN 109334503A
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CN
China
Prior art keywords
resistance
circuit
capacitor
input terminal
connection
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Granted
Application number
CN201811149486.XA
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Chinese (zh)
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CN109334503B (en
Inventor
陈晓勇
王向善
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Zhejiang Welican Amperex Technology Ltd
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Zhejiang Welican Amperex Technology Ltd
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Priority to CN201811149486.XA priority Critical patent/CN109334503B/en
Priority to PCT/CN2018/108966 priority patent/WO2020062209A1/en
Publication of CN109334503A publication Critical patent/CN109334503A/en
Application granted granted Critical
Publication of CN109334503B publication Critical patent/CN109334503B/en
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Classifications

    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • 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
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • 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
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T90/12—Electric charging stations

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The present invention relates to a kind of automobile charging pile control modules, including processor, operational amplification circuit, signal transfer resistance lattice network, charging current setting circuit, driving circuit, indicator light circuit, power circuit, the output end of the power circuit is connected respectively to the input terminal of operational amplification circuit, the input terminal of processor, the input terminal of driving circuit, the output end of the processor is connected respectively to the input terminal of operational amplification circuit, the input terminal of driving circuit, the input terminal of indicator light circuit, the output end connection signal transfer resistance lattice network of the operational amplification circuit, the signal transfer resistance lattice network is connect with processor and charging current setting circuit respectively.Charging current needed for different automobiles are arranged by charging current setting circuit by the present invention can be reduced the warehousing pressure of producer, and there is no delays for circuit response signal, guarantee the requirement of quick response when automobile charging.

Description

Automobile charging pile control module
Technical field
The present invention relates to a kind of electric car intelligent charge field more particularly to a kind of automobile charging pile control modules.
Background technique
Electric car steps into today's society as the new energy vehicles, the automobile closely bound up as electric car Charging pile control module also gradually develops.Existing automobile charging pile control module is connected to electric car charging by the end CC The charging current of its requirement of mouth detection, but the electric vehicle charge interface of some European countries does not have the end CC, cannot pass through the end CC Detection is to charge, and the charging current of different electric cars is inconsistent to need charging pile to have different specifications, this is just needed not Same charging pile control module, causes the stock group of charging pile control module more, and warehousing pressure is big, and current automobile charging The response time is slow when stake control module breaks down during the charging process, and there are security risks.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of settable charging current, reducing warehousing pressure, failure response Time fast automobile charging pile control module.
In order to achieve the goal above, the present invention uses such a automobile charging pile control module, including processor, operation Amplifying circuit, signal transfer resistance lattice network, charging current setting circuit, driving circuit, indicator light circuit, power circuit, The output end of the power circuit is connected respectively to the input terminal of operational amplification circuit, the input terminal of processor, driving circuit Input terminal, the output end of the processor are connected respectively to the input terminal of operational amplification circuit, the input terminal of driving circuit, instruction The input terminal of circuit for lamp, the output end connection signal transfer resistance lattice network of the operational amplification circuit, the signal conversion Resistance network circuit is connect with processor and charging current setting circuit respectively, wherein
Operational amplification circuit includes operational amplifier U2, resistance R1, resistance R9, the homophase input of the operational amplifier U2 End connection processor, resistance R1 connect with resistance R9, and one end of the resistance R1 connects high level, and one end of resistance R9 is grounded, The inverting input terminal of the other end connection operational amplifier U2 of resistance R1,
Signal transfer resistance lattice network includes resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, transient state Voltage suppression diode TVS1, transient voltage suppressor diode TVS2, the resistance R10 and resistance R11 series connection, resistance R10's One end is connected to the output end of operational amplifier U2, and one end of resistance R11 connects processor, one end connection of the resistance R13 To the positive power source terminal of operational amplifier U2, the other end of resistance R13 is connected to processor, the transient voltage suppressor diode TVS1 and transient voltage suppressor diode TVS2 series connection, one end connection resistance R10's of transient voltage suppressor diode TVS1 is another One end, one end of one end connection resistance R13 of the resistance R12, one end of the other end connection resistance R11 of resistance R12, resistance One end of one end connection resistance R11 of R14, the other end of the other end connection transient voltage suppressor diode TVS1 of resistance R14, The other end of the resistance R10 draws the end CP, and the other end of transient voltage suppressor diode TVS1 draws the end GND,
Charging current setting circuit includes resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, toggle switch SW1, the resistance R15, resistance R16, resistance R17, resistance R18, resistance R19 are connected respectively on toggle switch SW1, and described group Code switch SW1 is connected to one end of transient voltage suppressor diode TVS2.
Processor detects the feedback signal of electric car to control the charging of electric car in the present invention；Operational amplification circuit Amplification outputs signal to signal transfer resistance lattice network；Automobile charges when signal transfer resistance lattice network constitutes automobile charging The circuit of handshake between stake and electric car charging end；Charging current setting circuit is the different charging current specifications of setting Automobile charging pile, to be adapted to different electric cars；The on-off of driving circuit control car charging power；Indicator light circuit is shown The working condition of automobile charging pile control module；Power circuit provides suitable operating voltage for each circuit.
It is above-mentioned there is no the case where end CC for no electric car charging end, design the vapour with charging current setting circuit Vehicle charging pile control module switches different resistances by adjusting toggle switch and the charging current of different automobiles is arranged, Different voltage class is identified by processor, so as to the charging confirmation signal of the end CP output different duty, when car owner buys Selection meets the automobile charging pile control module of oneself automobile charging current, and dial-up is arranged when leaving the factory for producer Switch reduces the warehousing pressure of producer, meanwhile, signal transfer resistance lattice network and charging current setting circuit are pure electricity Any delay component is not present in resistance circuit, and there is no delays for circuit response signal, and quick response wants when guarantee automobile charges It asks.
The present invention be further arranged to power circuit include Self-resetting fuse FU, varistor RV, EMC inductance L1, AC/DC power module, charge-pump converter U3, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, inductance L2, the pressure Quick resistance RV connection external ac power source, Self-resetting fuse FU are connected on firewire, varistor RV connection EMC inductance L1, EMC inductance L1 are connected to AC/DC power module input terminal, and it is defeated that the capacitor C1 and capacitor C2 are connected in parallel on AC/DC power module Outlet, the both ends capacitor C2 output+12V DC voltage, described+12V DC voltage connection charge-pump converter U3's is defeated Enter end, the both ends of capacitor C3 are connected on the CAP+ pin and CAP- pin of charge-pump converter U3, one end of capacitor C4 Ground connection, the output end of the other end connection charge-pump converter U3 of capacitor C4, inductance L2 and capacitor C5 series connection, one end of inductance L2 Connect the output end of charge-pump converter U3, one end ground connection of capacitor C5, other end output -12V DC voltage of inductance L2.
It further includes three terminal regulator U4 that the present invention, which is further arranged to power circuit, the input terminal of the three terminal regulator U4 Connection+12V DC voltage, the DC voltage of the output end output+5V of three terminal regulator U4.
Above-mentioned+12V DC voltage provides stable power supply for driving circuit, and -12V DC voltage mentions for operational amplification circuit For supply voltage ,+5V DC voltage provides supply voltage for processor and operational amplification circuit.
It includes the identical relay drive circuit of multiple groups that the present invention, which is further arranged to driving circuit, with wherein one group of relay For device driving circuit, relay drive circuit includes diode D1, relay KA1, triode Q4, capacitor C6, resistance R2, institute State one end connection+12V DC voltage of relay KA1 coil, the collection of the other end connecting triode Q4 of relay KA1 coil Electrode, the emitter ground connection of triode Q4, the base stage of one end connecting triode Q4 of the capacitor C6, another termination of capacitor C6 Ground, the base stage of one end connecting triode Q4 of the resistance R2, the output end of the other end connection processor of resistance R2, relay KA1 is connected in automobile power supply line.
Carry out turn-on relay KA1 above by the base signal of processor trigger triode Q4, connects external to automobile Charge power supply.
Draw the end CC in one end that the present invention is further arranged to transient voltage suppressor diode TVS2.
It is above-mentioned to be provided with the end CC, make automobile charging pile control module while can be used for the electricity that there is the end CC in automobile charging end Electrical automobile improves the versatility of product.
The present invention is further arranged to the model MEGA328P of processor.
The present invention is further arranged to the model TP1271 of operational amplifier U2.
The present invention is further arranged to the model TC7660 of charge-pump converter U3.
The processor AD sample rate of above-mentioned model MEGA328P is fast, and the response shut-in time is less than 100ms, model The operational amplifier strong antijamming capability of TP1271, amplifier is accurate, guarantees the precision of sampling, the charge pump of model TC7660 Required component is few outside converter, reduces production cost.
Detailed description of the invention
Fig. 1 is functional-block diagram of the embodiment of the present invention.
Fig. 2 is processor circuit schematic diagram of the embodiment of the present invention.
Fig. 3 is operational amplification circuit of the embodiment of the present invention, signal transfer resistance lattice network, charging current setting circuit original Reason figure.
Fig. 4 is power circuit principle figure of the embodiment of the present invention.
Fig. 5 is power circuit principle figure of the embodiment of the present invention.
Fig. 6 is driver circuit schematic diagram of the embodiment of the present invention.
Fig. 7 is driver circuit schematic diagram of the embodiment of the present invention.
Fig. 8 is the communication signal waveforms figure of the end CP of embodiment of the present invention feedback.
Specific embodiment
As shown in Figure 1-3, the present invention is a kind of automobile charging pile control module, including processor, operational amplification circuit, letter Number transfer resistance lattice network, charging current setting circuit, driving circuit, indicator light circuit, power circuit, the power circuit Output end be connected respectively to the input terminal of operational amplification circuit, the input terminal of processor, the input terminal of driving circuit, electronic vapour Vehicle charging end, the output end of the processor be connected respectively to the input terminal of operational amplification circuit, driving circuit input terminal, refer to The input terminal of indication lamp circuit, the output end connection signal transfer resistance lattice network of the operational amplification circuit, the signal turn It changes resistance network circuit to connect with processor and charging current setting circuit respectively, signal transfer resistance lattice network and electronic vapour The connection of vehicle charging end, the model MEGA328P of processor, wherein
Operational amplification circuit a includes operational amplifier U2, resistance R1, resistance R9, the model of operational amplifier U2 The non-inverting input terminal of TP1271, the operational amplifier U2 connect processor, and resistance R1 connects with resistance R9, the resistance R1's One end connects high level, one end ground connection of resistance R9, and the other end of resistance R1 connects the inverting input terminal of operational amplifier U2,
Signal transfer resistance lattice network b includes resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, transient state Voltage suppression diode TVS1, transient voltage suppressor diode TVS2, the resistance R10 and resistance R11 series connection, resistance R10's One end is connected to the output end of operational amplifier U2, and one end of resistance R11 connects processor, one end connection of the resistance R13 To the positive power source terminal of operational amplifier U2, the other end of resistance R13 is connected to processor, the transient voltage suppressor diode TVS1 and transient voltage suppressor diode TVS2 series connection, one end connection resistance R10's of transient voltage suppressor diode TVS1 is another One end, one end of one end connection resistance R13 of the resistance R12, one end of the other end connection resistance R11 of resistance R12, resistance One end of one end connection resistance R11 of R14, the other end connection transient voltage suppressor diode TVS1's of resistance R14 is another End, the other end of the resistance R10 draw the end CP, and the other end of transient voltage suppressor diode TVS1 draws the end GND,
Charging current setting circuit c includes that resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, dial-up are opened SW1 is closed, the resistance R15, resistance R16, resistance R17, resistance R18, resistance R19 are connected respectively on toggle switch SW1, described Toggle switch SW1 is connected to one end of transient voltage suppressor diode TVS2.
As shown in Figures 4 and 5, power circuit includes Self-resetting fuse FU, varistor RV, EMC inductance L1, AC/DC electricity Source module, charge-pump converter U3, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, inductance L2, charge-pump converter The model TC7660 of U3, the varistor RV connection external ac power source, Self-resetting fuse FU are connected on firewire, Varistor RV connection EMC inductance L1, EMC inductance L1 is connected to AC/DC power module input terminal, the capacitor C1 and capacitor C2 is connected in parallel on AC/DC power module outlet, and the both ends capacitor C2 output+12V DC voltage (J1-1 and J1-2) is described + 12V DC voltage connects the input terminal of charge-pump converter U3, and the both ends of capacitor C3 are connected to charge-pump converter U3's On CAP+ pin and CAP- pin, one end of capacitor C4 is grounded, the output of the other end connection charge-pump converter U3 of capacitor C4 End, inductance L2 and capacitor C5 series connection, the output end of one end connection charge-pump converter U3 of inductance L2, a termination of capacitor C5 Ground, other end output -12V DC voltage (J1-3 and J1-2) of inductance L2, power circuit further includes three terminal regulator U4, described Input terminal connection+12V DC voltage of three terminal regulator U4, the DC voltage of the output end output+5V of three terminal regulator U4.
As shown in Figures 6 and 7, driving circuit includes the identical relay drive circuit of multiple groups, with the drive of a wherein group relay For dynamic circuit, relay drive circuit includes diode D1, relay KA1, triode Q4, capacitor C6, resistance R2, it is described after One end connection+12V DC voltage of electric appliance KA1 coil, the collector of the other end connecting triode Q4 of relay KA1 coil, The emitter of triode Q4 is grounded, the base stage of one end connecting triode Q4 of the capacitor C6, the other end ground connection of capacitor C6, institute State the base stage of one end connecting triode Q4 of resistance R2, the output end of the other end connection processor of resistance R2, relay KA1 It is connected in automobile power supply line.
As shown in figure 8, different communication Wave datas is fed back at the end CP of automobile charging pile control module, different letters is represented Number, including standby mode, it is ready, start to charge signal, air-conditioning requirement signal, the signal that breaks down, ground connection reliable signal.

Claims (8)

1. a kind of automobile charging pile control module, it is characterised in that: including processor, operational amplification circuit, signal transfer resistance Lattice network, charging current setting circuit, driving circuit, indicator light circuit, power circuit, the output end point of the power circuit It is not connected to the input terminal of the input terminal of operational amplification circuit, the input terminal of processor, driving circuit, the output of the processor End is connected respectively to the input terminal of the input terminal of operational amplification circuit, the input terminal of driving circuit, indicator light circuit, the operation The output end connection signal transfer resistance lattice network of amplifying circuit, the signal transfer resistance lattice network respectively with processor It is connected with charging current setting circuit, wherein
Operational amplification circuit includes the non-inverting input terminal company of operational amplifier U2, resistance R1, resistance R9, the operational amplifier U2 Processor is connect, resistance R1 connects with resistance R9, and one end of the resistance R1 connects high level, one end ground connection of resistance R9, resistance The inverting input terminal of the other end connection operational amplifier U2 of R1,
Signal transfer resistance lattice network includes resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, transient voltage Inhibit diode TVS1, transient voltage suppressor diode TVS2, the resistance R10 and resistance R11 series connection, one end of resistance R10 It is connected to the output end of operational amplifier U2, one end of resistance R11 connects processor, and one end of the resistance R13 is connected to fortune Calculate the positive power source terminal of amplifier U2, the other end of resistance R13 is connected to processor, the transient voltage suppressor diode TVS1 and Transient voltage suppressor diode TVS2 series connection, the other end of one end connection resistance R10 of transient voltage suppressor diode TVS1, institute State resistance R12 one end connection resistance R13 one end, resistance R12 the other end connection resistance R11 one end, the one of resistance R14 One end of end connection resistance R11, the other end of the other end connection transient voltage suppressor diode TVS1 of resistance R14, the electricity The other end for hindering R10 draws the end CP, and the other end of transient voltage suppressor diode TVS1 draws the end GND,
Charging current setting circuit includes resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, toggle switch SW1, The resistance R15, resistance R16, resistance R17, resistance R18, resistance R19 are connected respectively on toggle switch SW1, and the dial-up is opened Close one end that SW1 is connected to transient voltage suppressor diode TVS2.
2. automobile charging pile control module according to claim 1, it is characterised in that: the power circuit includes Self-resetting Fuse FU, varistor RV, EMC inductance L1, AC/DC power module, charge-pump converter U3, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, inductance L2, the varistor RV connection external ac power source, Self-resetting fuse FU are connected to fire On line, varistor RV connection EMC inductance L1, EMC inductance L1 is connected to AC/DC power module input terminal, the capacitor C1 and Capacitor C2 is connected in parallel on AC/DC power module outlet, the both ends capacitor C2 output+12V DC voltage, described+12V DC electricity Pressure connection charge-pump converter U3 input terminal, the both ends of capacitor C3 be connected to charge-pump converter U3 CAP+ pin and On CAP- pin, one end of capacitor C4 is grounded, the output end of the other end connection charge-pump converter U3 of capacitor C4, inductance L2 and Capacitor C5 series connection, the output end of one end connection charge-pump converter U3 of inductance L2, one end ground connection of capacitor C5, inductance L2's is another One end output -12V DC voltage.
3. automobile charging pile control module according to claim 2, it is characterised in that: the power circuit further includes three ends Input terminal connection+12V DC voltage of voltage-stablizer U4, the three terminal regulator U4, the output end output+5V of three terminal regulator U4 DC voltage.
4. automobile charging pile control module according to claim 2 or 3, it is characterised in that: the driving circuit includes more The identical relay drive circuit of group, by taking a wherein group relay driving circuit as an example, relay drive circuit includes diode D1, relay KA1, triode Q4, capacitor C6, resistance R2, one end connection+12V DC voltage of the relay KA1 coil, The collector of the other end connecting triode Q4 of relay KA1 coil, the emitter ground connection of triode Q4, one end of capacitor C6 connects The base stage of triode Q4 is connect, the other end ground connection of capacitor C6, the base stage of one end connecting triode Q4 of resistance R2, resistance R2's is another One end connects the output end of processor, and relay KA1 is connected in automobile power supply line.
5. automobile charging pile control module according to claim 1 or 2 or 3, it is characterised in that: the transient voltage inhibits Draw the end CC in one end of diode TVS2.
6. automobile charging pile control module according to claim 1 or 2 or 3, it is characterised in that: the model of the processor For MEGA328P.
7. automobile charging pile control module according to claim 1 or 2 or 3, it is characterised in that: the operational amplifier U2 Model TP1271.
8. automobile charging pile control module according to claim 2 or 3, it is characterised in that: the charge-pump converter U3 Model TC7660.
CN201811149486.XA 2018-09-29 2018-09-29 Automobile charging pile control module Active CN109334503B (en)

Priority Applications (2)

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CN201811149486.XA CN109334503B (en) 2018-09-29 2018-09-29 Automobile charging pile control module
PCT/CN2018/108966 WO2020062209A1 (en) 2018-09-29 2018-09-30 Automobile charging pile control module

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Application Number Priority Date Filing Date Title
CN201811149486.XA CN109334503B (en) 2018-09-29 2018-09-29 Automobile charging pile control module

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CN109334503A true CN109334503A (en) 2019-02-15
CN109334503B CN109334503B (en) 2023-01-17

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WO (1) WO2020062209A1 (en)

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Publication number Priority date Publication date Assignee Title
CN113114177A (en) * 2021-05-21 2021-07-13 度普(苏州)新能源科技有限公司 Car gauge signal generation system
CN113114177B (en) * 2021-05-21 2024-01-30 度普(苏州)新能源科技有限公司 Car gauge level signal generation system

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