CN106864287A - A kind of vehicle-mounted mobile charging device - Google Patents
A kind of vehicle-mounted mobile charging device Download PDFInfo
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- CN106864287A CN106864287A CN201710116027.0A CN201710116027A CN106864287A CN 106864287 A CN106864287 A CN 106864287A CN 201710116027 A CN201710116027 A CN 201710116027A CN 106864287 A CN106864287 A CN 106864287A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and vehicles
- B60L53/665—Methods related to measuring, billing or payment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/22—Balancing the charge of battery modules
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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
- Y02T10/70—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
- 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
-
- 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
-
- 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
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of vehicle-mounted mobile charging device, including charging control circuit, battery pack, power-switching circuit, automobile charging circuit, monitoring system and charging gun, if the charging control circuit connection civil power and dry cell batteries, each described battery pack connects a power-switching circuit, each described power-switching circuit is all connected with the automobile charging circuit of matching, the charging gun of each automobile charging circuit matching connection；The charging control circuit, each described battery pack, each described power-switching circuit and the automobile charging circuit are all connected with the monitoring system.It has the technical effect that：Which solve and charging device is fixed in mobile vehicle, to the technical problem that the Vehicular charging that can not continue traveling is exhausted because of electric energy on road.
Description
Technical field
The present invention relates to a kind of vehicle-mounted mobile charging device in the field of powering.
Background technology
Due to the significant advantage of electric automobile, current electric automobile is fast-developing to turn into a kind of very important traffic
Instrument.Each major country all using promote and Development of EV as important development strategy, as the important of energy-saving and emission-reduction
Means.The current various electric automobiles of China have reached several ten million.The existing big Multifunctional electric pond of electric automobile is used as energy storage
Device, during electric automobile use, due to human negligence or equipment fault, it may appear that be parked in road because electric energy exhausts
In situation, it is necessary to supplement the energy get near fill/change electric point.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, there is provided a kind of vehicle-mounted mobile charging device, it can
Be fixed on charging device in mobile vehicle by solution, to the skill that the Vehicular charging that can not continue traveling is exhausted because of electric energy on road
Art problem.
Realizing a kind of technical scheme of above-mentioned purpose is：A kind of vehicle-mounted mobile charging device, including charging control circuit, electricity
Pond group, power-switching circuit, automobile charging circuit, monitoring system and charging gun；
If the charging control circuit connection civil power and dry cell batteries, each described battery pack connect a Power convert electricity
Road, each described power-switching circuit is all connected with the automobile charging circuit of matching, each described automobile charging circuit matching connection
Charging gun；
The charging control circuit, each described battery pack, each described power-switching circuit and the automobile charge electric
Road is all connected with the monitoring system.
Further, the power-switching circuit is inverter control circuit or DC/DC conversion control circuits.
Further, the monitoring system includes primary processor, ic for energy metering and battery monitor circuit, the electricity
Energy metering circuit and the battery monitor circuit are all connected with the primary processor, and the battery monitor circuit connects corresponding battery
Group；
The primary processor is connected with three tunnel CAN interfaces, and wherein first via CAN interface connects the vehicle-mounted mobile
All of automobile charging circuit in charging device, the second tunnel CAN interface connects all of in the vehicle-mounted mobile charging device
Power-switching circuit, the 3rd tunnel CAN connects all of battery monitor circuit.
Further, the CAN interface includes CAN interface chip U3, CAN transceiving chip U4, with
And the first isolating chip U5 and the second isolating chip U6, wherein the CAN interface chip U3 be provided with TXD1 interfaces and
RXD1 interfaces, the CAN transceiving chip U4 is provided with TXD2 interfaces and RXD2 interfaces, and the first isolating chip U5 is located at
Between the TXD2 interfaces of the TXD1 interfaces of the CAN interface chip U3 and the CAN transceiving chip U4, described second
The RXD2 of RXD1 interfaces and the CAN transceiving chip U4 that isolating chip U6 is located at the CAN interface chip U3 connects
Between mouthful.
Further, the first isolating chip U5 and the second isolating chip U6 uses identical Phototube Coupling core
Piece, the first isolating chip U5 and the second isolating chip U6 are oppositely arranged.
Further, the ic for energy metering include the signal isolation transformation loop of the connection automobile charging circuit and
The metering communication loop of the primary processor is connected, the metering communication loop is provided with the electric energy meter for connecting the primary processor
Amount chip U1, the electric energy computation chip U1 are provided with the second voltage signal for receiving the signal isolation transformation loop
V1P interfaces and V1N interfaces, and receive the V2P interfaces and V2N of the first voltage signal of the signal isolation transformation loop and connect
Mouthful.
Further, the signal isolation transformation loop includes the first Current Mutual Inductance of the connection automobile charging circuit
Device TV1 and the second current transformer TA1；
By resistance between the Same Name of Ends of the first current transformer TV1 primary sides and the live wire of the automobile charging circuit
It is worth for the resistance R5 of 20k Ω is connected, the non-same polarity of the first current transformer TV1 primary sides connects the automobile charging electricity
The zero line on road, the non-same polarity ground connection of the first current transformer TV1 low-pressure sides, the zero line of the automobile charging circuit, institute
State the non-same polarity ground connection of the first current transformer TV1, the V2P interfaces of Same Name of Ends connection electric energy computation chip U1, described first
Resistance R6, electric capacity C9, diode VD5 and two are parallel between the Same Name of Ends and non-same polarity of the low-pressure side of current transformer TV1
Pole pipe VD6, wherein the negative pole ground connection of the diode VD5, the plus earth of the diode VD6, the signal isolation conversion
Loop also includes being connected between the V2N interfaces of the electric energy computation chip U1 and earth terminal, resistance R7 parallel with one another and
Electric capacity C10.
Further, the FireWire port port of the charging gun connects the non-same of the second current transformer TA1 primary sides
Name end, the zero line port of the charging gun connects the zero line of the automobile charging circuit, and the second current transformer TA1 is once
The Same Name of Ends of side connects the live wire of automobile charging circuit；
The resistance R2 of the Same Name of Ends connection ground connection of the second current transformer TA1 low-pressure sides, non-same polarity connection ground connection
The Same Name of Ends of resistance R3, the second current transformer TA1 the electric capacity C3 of ground connection, and diode are connected by resistance R1
The positive pole of VD1 and the negative pole of diode VD2, form the V1P signal ends of the signal isolated variable circuit, the V1P signal ends
The V1P interfaces of the electric energy computation chip U1 are connected, the non-same polarity of the second current transformer TA1 is connected by resistance R4
The electric capacity C4 of ground connection, and diode VD3 negative pole and the positive pole of diode VD4, form the signal isolation transformation loop
V1N signal ends, the V1N signal ends connect the V1N interfaces of the electric energy computation chip U1；
The negative pole of the diode VD1, the positive pole of the diode VD2, the positive pole of the diode VD3 and two pole
The negative pole of pipe VD4 is grounded.
Further, the monitoring system also includes keyboard, liquid crystal display, the swiping card interface of the connection primary processor
Device, sound prompt device, house dog and warning device.
Further, the monitoring system also includes the radio network interface and GPS interface of the connection primary processor.
Employ a kind of vehicle-mounted mobile charging device of the invention, including charging control circuit, battery pack, Power convert electricity
Road, automobile charging circuit, monitoring system and charging gun, if charging control circuit connection civil power and dry cell batteries, each institute
State battery pack and connect a power-switching circuit, each described power-switching circuit is all connected with the automobile charging circuit of matching, often
The charging gun of the individual automobile charging circuit matching connection；The charging control circuit, each described battery pack, each described electricity
Power-switching circuit and the automobile charging circuit are all connected with the monitoring system.It has the technical effect that：Which solve to charge and fill
Put and be fixed in mobile vehicle, to the technical problem that the Vehicular charging that can not continue traveling is exhausted because of electric energy on road.
Brief description of the drawings
Fig. 1 is a kind of structural representation of vehicle-mounted mobile charging device of the invention.
Fig. 2 is a kind of structural representation of the monitoring system of vehicle-mounted mobile charging device of the invention.
Fig. 3 be a kind of vehicle-mounted mobile charging device of the invention monitoring system in CAN interface structural representation.
Fig. 4 is the metering communication loop structure schematic diagram in a kind of vehicle-mounted mobile charging device monitoring system of the invention.
Fig. 5 is the signal isolation transformation loop structural representation in a kind of vehicle-mounted mobile charging device monitoring system of the invention
Figure.
Specific embodiment
Fig. 1 is referred to, the present inventor is led to below in order to be able to preferably understand technical scheme
Specifically embodiment is crossed, and is described in detail with reference to accompanying drawing：
Fig. 1 is referred to, one kind a kind of vehicle-mounted mobile charging device of the invention of the invention includes：Charging control circuit 1,
Battery pack 2, power-switching circuit 3, automobile charging circuit 4, monitoring system 5 and charging gun 6.Power-switching circuit 3 can be inverse
Become control circuit 31 and DC/DC conversion control circuits 32.A kind of vehicle-mounted mobile charging device of the invention is fixed on movement
On vehicle, the Vehicular charging that can not continue traveling is exhausted to because of electric energy on road.
If charging control circuit 1 connects dry cell batteries 2, each battery pack 2 connects a power-switching circuit 3, each electricity
Power-switching circuit 3 is all connected with the automobile charging circuit 4 of matching, the charging gun 6 of the matching connection of automobile charging circuit 4.Battery pack 2 by
Large number of cell is combined by series/parallel mode, and charging gun 6 can be American Standard charging gun, Europe superscript charging gun
Or GB charging gun.
The civil power that outside provides is replaced as direct current by charging control circuit 1, and by galvanic being converted to of electric energy
Can be stored in battery pack 2.When externally output electric energy is needed, the chemical energy in battery pack 2 is by Power convert electricity
Road 3 is converted into the alternating current of standard or meets the direct current of electric automobile demand.Charging electric vehicle circuit 4 is responsible for and external electrical
Electrical automobile is communicated, and charging gun 6 is managed and controlled.The chemical energy in battery pack 2 is converted in power-switching circuit 3
For the alternating current of standard is inverter control circuit 31, the chemical energy in battery pack 2 is converted into and meets electric automobile demand
Direct current is DC/DC conversion control circuits 32.
The control of monitoring system 5 charging control circuit 1, battery pack 2, power-switching circuit 3, automobile charging circuit 4 and charging
Rifle 6., and with display, metering, charging function.
Fig. 2 is referred to, monitoring system 5 includes primary processor 50 and the ic for energy metering being connected with primary processor 50
51st, house dog 52, keyboard 53, liquid crystal display 54, swiping card interface device 55, sound prompt device 56, warning device 57, wireless
Network interface 58, GPS interface 59 and equalization charging circuit 500.Remote monitoring terminal can be realized to this hair by GPS interface 59
A kind of positioning of bright vehicle-mounted mobile charging device, realizes filling a kind of vehicle-mounted mobile of the invention by radio network interface 58
The collection of electric installation status data, monitoring and remote transmission, thus support on a large scale it is interior to of the invention a kind of vehicle-mounted shifting
Dynamic charging device carries out centralized watch and control.Three tunnel CAN interfaces are additionally provided with monitoring system 5.
First via CAN interface connects all of automobile charging circuit 4, and each automobile charging circuit 4 connects corresponding
Charging gun 6.Automobile charging circuit 4 can complete corresponding under the control of primary processor 50, according to the difference of the standard of charging gun 6
Operation.
Second tunnel CAN interface connects all of power-switching circuit 3, i.e., all of inverter control circuit 31 and DC/
DC conversion control circuits 32.The low-voltage DC that correspondence battery pack 2 is stored is converted to standard by each inverter control circuit 31
Power frequency sinusoidal ac, while being monitored to the state parameter of reversals.DC/DC conversion control circuits 32, predominantly directly
Stream electric automobile provides charge power supply, the main direct current for realizing the low-voltage DC that battery pack 2 is stored being converted to high voltage
Electricity, while the parameter such as temperature, voltage and current to conversion process is monitored.
3rd tunnel CAN interface connects all of battery monitor circuit 20, each battery monitor circuit 20 connection correspondence
Battery pack 2.Battery monitor circuit 20, the main state parameter realized to cell in battery pack 2 and battery pack 2, voltage,
Temperature etc., measures, monitors and assesses.The sensor of the monomer battery voltage of the measurement of battery monitor circuit 20 is also that equilibrium is filled
The important parameter acquisition sensor that circuit 500 is controlled to charging control circuit 1.
Ic for energy metering 51, house dog 52, keyboard 53, liquid crystal display 54, swiping card interface device 55, voice message dress
56, warning device 57, radio network interface 58 and GPS interface 59, equalization charging circuit 500 are put, with automobile charging circuit 4, inverse
Become control circuit 31, DC/DC conversion control circuits 32, battery monitor circuit 20, and primary processor 50 and its peripheral circuit are total to
It is same to constitute a complete distributed monitoring network, it is possible to implement to a kind of the comprehensive of vehicle-mounted mobile charging device of the invention
Monitoring and control.
Monitoring system 5 is with good expansibility, and is adapted to the vehicle-mounted mobile charging device of different scales.
In addition primary processor 50 is provided with necessary memory, clock and power supply.
CAN interface includes CAN interface chip U3, CAN transceiving chip U4, and the first isolating chip U5
With the second isolating chip U6.Wherein CAN interface chip U3 is SJA100 chips, and CAN transceiving chip U4 is 82C50 cores
Piece.First isolating chip U5 and the second isolating chip U6 are 6N137 chips.
Wherein CAN interface chip U3 is provided with AD0~AD7 interfaces, CS1 interfaces, ALE/AS1 interfaces, RD/E interfaces,
WR interfaces, INT1 interfaces, RST1 interfaces and CLKOUT1 interfaces.
Wherein INT1 interfaces are the resistance R20 connection+5V power ends of 4.7k Ω by resistance.AD0~AD7 interfaces are used for real
Existing primary processor 50, and automobile charging circuit 4, inverter controller 31, DC/DC transform controllers 32, battery monitor circuit 20 it
Between communication.
Be additionally provided with CAN interface chip U3 TXD1 interfaces, TX1 interfaces, RXD1 interfaces, RX1 interfaces, MODE interfaces,
VDD1 interfaces, VDD2 interfaces, VDD3 interfaces, VSS1 interfaces, VSS2 interfaces, VSS3 interfaces, XTAL1 interfaces and XTAL2 interfaces, its
Middle RX1 interfaces, for the resistance R8 of 2k Ω connects+5V power ends, are the resistance R19 ground connection of 4.7k Ω by resistance by resistance.
MODE interfaces, VDD1 interfaces, VDD2 interfaces and VDD3 interfaces connection+5V power ends, VSS1 interfaces, VSS2 interfaces, VSS3 interfaces
Ground connection, is provided with the electric capacity C15 that capacitance is 0.1 μ F between earth terminal and+5V power ends.Between XTAL1 interfaces and XTAL2 interfaces
Connection clock circuit, it is 16MHZ that the clock circuit includes that two ends connect XTAL1 interfaces and the vibration frequency of XTAL2 interfaces respectively
Crystal oscillator jz2, and by XTAL1 interfacing grounds, the capacitance being sequentially connected in series is 10M Ω for the electric capacity C16 and resistance of 30pF
Resistance R9, and by the capacitance of XTAL2 interfacing grounds for 30pF electric capacity C17.
CAN transceiving chip U4 be provided with TXD2 interfaces, RXD2 interfaces, VREF interfaces, RS interfaces, CANH interfaces,
CANL interfaces, VCC2 interfaces, GND2 interfaces, RS interfaces are by resistance for the resistance R12 of 47k Ω is grounded.CANH interfaces are by resistance
Be worth be 5 Ω resistance R10 and capacitance for the electric capacity C18 of 30pF is grounded, CANL interfaces by resistance R11 that resistance is 5 Ω and
Capacitance is grounded for the electric capacity C19 of 30pF, VCC2 interfaces connection+5V power ends, and by electric capacity C20 that capacitance is 0.1 μ F
Ground connection.GND2 interfacing grounds.
First isolating chip U5 include NC5 interfaces, VF5+ interfaces, VF5- interfaces, NC7 interfaces, VE5 interfaces, VO5 interfaces,
GND5 interfaces and VCC5 interfaces.Wherein by resistance for the resistance R13 of 1k Ω connects+5V power ends, VF5- interfaces connect VF5+ interfaces
Connect the TXD1 interfaces of CAN interface chip U3.VF5+ interfaces and VF5- interfaces are in the first isolating chip U5 by the first hair
Optical diode is connected.VE5 interfaces, VO5 interfaces, GND5 interfaces are connected in the first isolating chip U5 by the first PMOS, VE5
Interface, VO5 interfaces, the base stage of GND5 interfaces correspondence connection first PMOS, emitter stage and discrete pole.GND5 interfaces connect
Ground, VE5 interfaces are grounded by the resistance R14 that the resistance being sequentially connected in series is 10k Ω and the electric capacity C21 that capacitance is 0.1 μ F, VO5
Interface connects+5V power ends and connects the TXD2 interfaces on CAN transceiving chip U4 by the resistance R15 that resistance is 330 Ω,
VCC5 interfaces connect+5V power ends.
Second isolating chip U6 include NC6 interfaces, VF6+ interfaces, VF6- interfaces, NC8 interfaces, VE6 interfaces, VO6 interfaces,
GND6 interfaces and VCC6 interfaces.Wherein by resistance for the resistance R16 of 1k Ω connects+5V power ends, VF6- interfaces connect VF6+ interfaces
Connect the RXD2 interfaces on CAN transceiving chip U4.VF6+ interfaces and VF6- interfaces pass through second in the second isolating chip U6
Light emitting diode is connected.VE6 interfaces, VO6 interfaces, GND6 interfaces are connected in the second isolating chip U6 by the second PMOS,
VE6 interfaces, VO6 interfaces, the base stage of GND6 interfaces correspondence connection second PMOS, emitter stage and discrete pole.GND6 interfaces
Ground connection, VE6 interfaces are grounded by the resistance R17 that the resistance being sequentially connected in series is 10k Ω and the electric capacity C22 that capacitance is 0.1 μ F,
VO6 interfaces connect+5V power ends and connect the RXD1 on CAN interface chip U3 and connect by the resistance R18 that resistance is 330 Ω
Mouthful, VCC6 interfaces connection+5V power ends.
A kind of monitoring system 5 of vehicle-mounted mobile charging device of the invention is connected to by the CAN interface shown in Fig. 3
Outside bus extender module, the potential difference for reducing different CAN expansion modules communicates and monitoring function to monitoring system 5
Influence is produced, while by the Phototube Coupling measure of the first isolating chip U5 and the second isolating chip U6, improving monitoring system 5 and resisting
Interference.
A kind of vehicle-mounted mobile charging device of the invention is by automobile charging circuit 4, inverter control circuit 31, DC/DC
The modularized design of conversion control circuit 32, battery monitor circuit 20, CAN interface and customized user by standard
Layer protocol realizes the transmission of data, signal, control instruction and control parameter and primary processor 50 between.
Ic for energy metering 51 includes signal isolation transformation loop 512 and metering communication loop 511.
Metering communication loop 511 includes that electric energy computation chip U1, electric energy computation chip U1 are ADE7758 electric energy metrical cores
Piece.Electric energy computation chip U1 be provided with RESET interfaces, DVDD interfaces, AVDD interfaces, V1P interfaces, V1N interfaces, V2N interfaces,
V2P interfaces, AGND interfaces, REFin/out interfaces, DGND interfaces, DIN interfaces, DOUT interfaces, SCLK interfaces, CS0 interfaces,
CLKOUT interfaces, CLKIN interfaces, IRQ interfaces, SAG interfaces, ZX interfaces and CF interfaces.
Wherein, RESET interfaces, DVDD interfaces, AVDD interfaces connect+5V power ends and by polarity electricity parallel with one another simultaneously
Hold C2 and electric capacity C1 digital groundings.Wherein the capacitance of polar capacitor C2 is 10 μ F, breakdown voltage 50V.The capacitance of electric capacity C1
0.1μF.AGND interface analogue grounds.DGND interface digital groundings.REFin/out interfaces, by mutual polar capacitor C8 in parallel
With electric capacity C7 digital grounding and analogue grounds simultaneously.Wherein the capacitance of polar capacitor C8 is 10 μ F, breakdown voltage 50V.Electric capacity
The μ F of capacitance 0.1 of C7.DIN interfaces and DOUT interfaces connection primary processor 50.It is provided between CLKOUT interfaces and CLKIN interfaces
Measurement clock circuit, the measurement clock circuit includes the crystal oscillator Y1 being connected between CLKOUT interfaces and CLKIN interfaces, and
Be connected to CLKOUT interfaces and digitally between capacitance for 22pF electric capacity C5 and be connected to CLKIN interfaces and digitally
Between capacitance for 22pF electric capacity C6.
Signal isolation transformation loop 512 includes the first current transformer TV1 and the second electric current of connection automobile charging circuit 4
Transformer TA1, wherein connecting resistance between the Same Name of Ends and the live wire of automobile charging circuit 4 of the first current transformer TV1 primary sides
It is worth the resistance R5 for 200k Ω, the non-same polarity of the first current transformer TV1 primary sides connects the zero line of automobile charging circuit 4,
First current transformer TV1 low-pressure sides non-same polarity ground connection, while the Same Name of Ends of the low-pressure side of the first current transformer TV1 and
It is electric capacity C9, the diode VD5 and diode of 33nF that the resistance R6, capacitance that resistance is 200 Ω are parallel between non-same polarity
The negative pole ground connection of VD6, wherein diode VD5, the plus earth of diode VD6.The low-pressure side of the first current transformer TV1 it is same
Name forms the V2P signal ends of the V2P interfaces of connection electric energy computation chip U1.Synchronous signal isolated variable loop 512 also includes connecting
It is connected between the V2N interfaces of electric energy computation chip U1 and earth terminal, resistance parallel with one another is the resistance R7 and electric capacity of 1k Ω
It is worth the electric capacity C10 for 33nF, is the V2N signal ends of signal isolation transformation loop 512.
The zero line port of charging gun 6 connects the zero line of automobile charging circuit 4, the electricity of FireWire port port connection second of charging gun 6
The non-same polarity of current transformer TA1 primary sides, the Same Name of Ends connection automobile charging circuit 4 of the second current transformer TA1 primary sides
Live wire.The Same Name of Ends connection resistance of the second current transformer TA1 low-pressure sides is the resistance R2 of 200 Ω and ground connection, non-same polarity
Connection resistance is the resistance R3 of 200 Ω and ground connection, and the Same Name of Ends of the second current transformer TA1 low-pressure sides is 1k Ω's by resistance
Resistance R1 connection capacitance be 33nF and ground connection electric capacity C3, and diode VD1 positive pole and the negative pole of diode VD2, shape
Into the V1P signal ends of signal isolation transformation loop 512.The non-same polarity of the second current transformer TA1 is 1k Ω's by resistance
Resistance R4 connection capacitance be 33nF and ground connection electric capacity C4, and diode VD3 negative pole and the positive pole of diode VD4, shape
Into the V1N signal ends of signal isolation transformation loop 512.The negative pole of diode VD1, the positive pole of diode VD2, diode VD3
The negative pole of positive pole and diode VD4 is grounded.
Alternating voltage is converted to the current signal of 2mA, Ran Houtong by resistance R5 first for signal isolation transformation loop 512
Crossing the first current transformer TV1 carries out isolated variable, an AC signal of amplitude about 2mA is formed in low-pressure side, by low
The resistance R6 of pressure side 200 Ω in parallel formed the first voltage signal of change proportional to primary side voltage, i.e. V2P signals with
V2N signals.For current signal measurement, in charging gun 6 or automobile charging circuit 4, the second current transformer TA1 of series connection is electricity
Stream is converted into the rated current signal of the 5A of standard in proportion, and the second electric current is then passed through in signal isolation transformation loop 512
The rated current signal of the primary side of the second current transformer TA1, is converted into the second current transformer TA1 by transformer TA1
Low-pressure side low-voltage signal, and by the low-pressure side parallel resistance R2 and resistance R3 in the second current transformer TA1, obtain with
The second voltage signal of the proportional change of primary current is V1N signals and V1N signals.
Metering communication loop 511 by the voltage and current signal transmission of isolated variable to electric energy computation chip U1, it is complete
Into phase, amplitude, virtual value measurement, and calculate power and power parameter, pass to primary processor 50.
Ic for energy metering 51 can carry out voltage, electric current, active, idle and apparent power measurement, fully meet the present invention
A kind of vehicle-mounted mobile charging device metering, monitoring and charging demand.The measuring accuracy of ic for energy metering 51 is high, not by outer
Carry out the influence of interference signal.
Those of ordinary skill in the art it should be appreciated that the embodiment of the above be intended merely to explanation the present invention,
And be not used as being limitation of the invention, as long as in spirit of the invention, the change to embodiment described above
Change, modification will all fall in the range of claims of the present invention.
Claims (10)
1. a kind of vehicle-mounted mobile charging device, including charging control circuit, battery pack, power-switching circuit, automobile charging circuit,
Monitoring system and charging gun, it is characterised in that：
If the charging control circuit connection civil power and dry cell batteries, each described battery pack connect a power-switching circuit,
Each described power-switching circuit is all connected with the automobile charging circuit of matching, and each automobile charging circuit matching connection fills
Electric rifle；
The charging control circuit, each described battery pack, each described power-switching circuit and the automobile charging circuit are equal
Connect the monitoring system.
2. a kind of vehicle-mounted mobile charging device according to claim 1, it is characterised in that：The power-switching circuit is inverse
Become control circuit or DC/DC conversion control circuits.
3. a kind of vehicle-mounted mobile charging device according to claim 1, it is characterised in that：The monitoring system includes main place
Reason device, ic for energy metering and battery monitor circuit, the ic for energy metering and the battery monitor circuit are all connected with institute
Primary processor is stated, the battery monitor circuit connects corresponding battery pack；
The primary processor is connected with three tunnel CAN interfaces, and wherein first via CAN interface connects vehicle-mounted mobile charging
All of automobile charging circuit in device, the second tunnel CAN interface connects all of power supply in the vehicle-mounted mobile charging device
Change-over circuit, the 3rd tunnel CAN connects all of battery monitor circuit.
4. a kind of vehicle-mounted mobile charging device according to claim 3, it is characterised in that：The CAN interface includes
CAN interface chip U3, CAN transceiving chip U4, and the first isolating chip U5 and the second isolating chip U6, wherein institute
State CAN interface chip U3 and be provided with TXD1 interfaces and RXD1 interfaces, the CAN transceiving chip U4 is provided with TXD2 and connects
Mouth and RXD2 interfaces, the TXD1 interface and the CAN that the first isolating chip U5 is located at the CAN interface chip U3 are total
Between the TXD2 interfaces of line transceiving chip U4, the second isolating chip U6 is located at the RXD1 of the CAN interface chip U3
Between the RXD2 interfaces of interface and the CAN transceiving chip U4.
5. a kind of vehicle-mounted mobile charging device according to claim 4, it is characterised in that：The first isolating chip U5 and
The second isolating chip U6 uses identical photoelectric isolated chip, the first isolating chip U5 and second isolating chip
U6 is oppositely arranged.
6. a kind of vehicle-mounted mobile charging device according to claim 1, it is characterised in that：The ic for energy metering includes
Connect the signal isolation transformation loop of the automobile charging circuit and the metering communication loop of the connection primary processor, the meter
Amount communication loop is provided with the electric energy computation chip U1 for connecting the primary processor, the electric energy computation chip U1 be provided with for
The V1P interface and V1N interfaces of the second voltage signal of the signal isolation transformation loop are received, and receives the signal isolation
The V2P interface and V2N interfaces of the first voltage signal of transformation loop.
7. a kind of vehicle-mounted mobile charging device according to claim 6, it is characterised in that：The signal isolation transformation loop
The first current transformer TV1 and the second current transformer TA1 including connecting the automobile charging circuit；
It is by resistance between the Same Name of Ends of the first current transformer TV1 primary sides and the live wire of the automobile charging circuit
The resistance R5 connections of 20k Ω, the non-same polarity of the first current transformer TV1 primary sides connects the automobile charging circuit
Zero line, the non-same polarity ground connection of the first current transformer TV1 low-pressure sides, the zero line of the automobile charging circuit, described the
The non-same polarity ground connection of one current transformer TV1, the V2P interfaces of Same Name of Ends connection electric energy computation chip U1, first electric current
Resistance R6, electric capacity C9, diode VD5 and diode are parallel between the Same Name of Ends and non-same polarity of the low-pressure side of transformer TV1
VD6, wherein the negative pole ground connection of the diode VD5, the plus earth of the diode VD6, the signal isolation transformation loop
Also include being connected between the V2N interfaces of the electric energy computation chip U1 and earth terminal, resistance R7 parallel with one another and electric capacity
C10。
8. a kind of vehicle-mounted mobile charging device according to claim 7, it is characterised in that：The FireWire port port of the charging gun
The non-same polarity of the second current transformer TA1 primary sides is connected, the zero line port of the charging gun connects the automobile and fills
The zero line of circuit, the Same Name of Ends of the second current transformer TA1 primary sides connects the live wire of automobile charging circuit；
The resistance R2 of the Same Name of Ends connection ground connection of the second current transformer TA1 low-pressure sides, the electricity of non-same polarity connection ground connection
The electric capacity C3 that the Same Name of Ends of resistance R3, the second current transformer TA1 passes through resistance R1 connection ground connection, and diode VD1
The negative pole of positive pole and diode VD2, forms the V1P signal ends of the signal isolated variable circuit, and the V1P signal ends connect institute
The V1P interfaces of electric energy computation chip U1 are stated, the non-same polarity of the second current transformer TA1 connects ground connection by resistance R4
Electric capacity C4, and diode VD3 negative pole and the positive pole of diode VD4, form the V1N signals of the signal isolation transformation loop
End, the V1N signal ends connect the V1N interfaces of the electric energy computation chip U1；
The negative pole of the diode VD1, the positive pole of the diode VD2, the positive pole and the diode of the diode VD3
The negative pole of VD4 is grounded.
9. a kind of vehicle-mounted mobile charging device according to claim 1, it is characterised in that：The monitoring system also includes connecting
Connect keyboard, liquid crystal display, swiping card interface device, sound prompt device, house dog and the warning device of the primary processor.
10. a kind of vehicle-mounted mobile charging device according to claim 1, it is characterised in that：The monitoring system also includes
Connect the radio network interface and GPS interface of the primary processor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710116027.0A CN106864287A (en) | 2017-03-01 | 2017-03-01 | A kind of vehicle-mounted mobile charging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116027.0A CN106864287A (en) | 2017-03-01 | 2017-03-01 | A kind of vehicle-mounted mobile charging device |
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| CN106864287A true CN106864287A (en) | 2017-06-20 |
Family
ID=59168478
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| CN201710116027.0A Pending CN106864287A (en) | 2017-03-01 | 2017-03-01 | A kind of vehicle-mounted mobile charging device |
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Application publication date: 20170620 |