CN204681125U - A kind of charging system for electric automobile based on solar energy - Google Patents

A kind of charging system for electric automobile based on solar energy Download PDF

Info

Publication number
CN204681125U
CN204681125U CN201520355346.3U CN201520355346U CN204681125U CN 204681125 U CN204681125 U CN 204681125U CN 201520355346 U CN201520355346 U CN 201520355346U CN 204681125 U CN204681125 U CN 204681125U
Authority
CN
China
Prior art keywords
energy
super capacitor
solar
charging
storage battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520355346.3U
Other languages
Chinese (zh)
Inventor
何琼
卢高洁
李明仕
肖春华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUHAN ENERGY ELECTRONICS CO., LTD.
Original Assignee
何琼
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 何琼 filed Critical 何琼
Priority to CN201520355346.3U priority Critical patent/CN204681125U/en
Application granted granted Critical
Publication of CN204681125U publication Critical patent/CN204681125U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a kind of charging system for electric automobile based on solar energy, and it comprises controller for solar, charge control module, super capacitor, energy-storage battery and quick charger; The output of described controller for solar connects the input of described super capacitor, for giving the charging of described super capacitor; The output of described super capacitor connects the input of described quick charger, for charging for electric automobile; The output of described super capacitor connects described energy-storage battery by an energy two-way changing circuit, and described super capacitor is charged to described energy-storage battery by described energy two-way changing circuit.The utility model in use, adopt super capacitor as energy-storage travelling wave tube, solar energy is stored in super capacitor, both can form energy-storage travelling wave tube together with energy-storage battery also can independently adopt super capacitor to make energy-storage travelling wave tube, improve the useful life of energy-storage battery, decrease charging station and obtain maintenance cost.

Description

A kind of charging system for electric automobile based on solar energy
Technical field
The utility model relates to new forms of energy application, is specifically related to a kind of charging system for electric automobile based on solar energy.
Background technology
Solar energy is more and more universal as the application of a kind of inexhaustible clean energy resource in life, in the application of solar energy, wherein a kind of application mode is opto-electronic conversion application and solar cell at present, have in the application of middle low power solar cell is that direct voltage solar cell produces first is converted by DC/DC and then by DC/AC inversion greatly, become alternating current and send electrical network back to, thus realize Solar use.There is two-stage electric energy conversion in this applications, whole efficiency is lower, and global reliability is not high yet, is therefore necessary to seek a kind of new Solar use mode.
According to the planning requirement of country to new-energy automobile, to the year two thousand twenty, the ratio of New Energy Sources In China automobile will account for 1/2 of whole automobile, is about 6,500 ten thousand.And as auxiliary facility, the construction of charging station is the absolute basis that new-energy automobile is promoted, electric automobile charging station net then cannot short-term construction, and main cause needs instantaneous powerful power power to electric vehicle rapid charging, and existing normal grid cannot meet this large need for electricity.Current solution is, (night is preferential) grid power carries out energy storage charging by elementary primary side charger to regeneration storage battery pond at ordinary times, due to the requirement that has no time when energy storage is charged, thus can charge at a slow speed with small area analysis, charging current can arrange the charging interval automatically according to accumulator electric-quantity, farthest uses night dip electric power.When needs are for charging electric vehicle, according to permission maximum charging current and the voltage of electric automobile, quick charge is carried out to electric automobile by secondary secondary side quick charger, because charging process " is fallen electric " from energy storage battery to electric automobile, instead of directly take from electrical network, thus particular/special requirement be there is no to electrical network, can not disturb electrical network yet, affect other electricity consumptions user, can not grid equipment be threatened.In addition at the charging station in some countryside, have employed photovoltaic generation and supplement as electric energy.Photovoltaic generation to energy-storage battery charging, reduces electrical network electricity consumption further together with electrical network.
But this kind of vehicle charging station also exists the problems such as energy-storage battery life-span and battery maintenance expense are high, the charging times of battery life and battery and depth of discharge and discharging current have much relations.Current lead-acid battery charging times is about 500 times, and lithium battery is about 1000 times, these charging times be all 10% depth of discharge and discharging current guarantee under 0.1C state.In order to give automobile quick charge, charge power is very large in short-term, want to ensure battery ordinary life, just need to configure jumbo battery, this just brings the increase of charging station construction cost and battery maintenance expense, therefore all there is the problem that battery life is more, maintenance cost is higher in existing vehicle charging station, wants to develop new-energy automobile, and this problems demand solves.
Utility model content
The utility model is in order to solve the waste electric energy that the above-mentioned existing elevator variable frequency controller mentioned exists and shortcoming electrical network being produced to harmonic pollution, a kind of charging system for electric automobile based on solar energy is provided, solar energy can be utilized directly to power for storage battery and super capacitor, when charging for electric motor car, solar energy and super capacitor is preferably utilized to charge for electric motor car, when the electricity of solar energy and super capacitor is not enough, the electricity in storage battery just can be utilized to charge, and in charging process, electrical network all the time 0.1C electric current charges to energy-storage battery, during energy-storage battery electric discharge, electric current also controls at below 0.1C, thus effectively extend the working life of energy-storage battery.
Concrete, the utility model provides a kind of charging system for electric automobile based on solar energy, and it comprises controller for solar, charge control module, super capacitor, energy-storage battery and quick charger;
The output of described controller for solar connects the input of described super capacitor, for giving the charging of described super capacitor; The output of described super capacitor connects the input of described quick charger, for charging for electric automobile;
The output of described super capacitor connects described energy-storage battery by an energy two-way changing circuit, and described super capacitor is charged to described energy-storage battery by described energy two-way changing circuit;
Described charge control module is connected with described super capacitor and described energy-storage battery communication, is also provided with voltage acquisition module, for gathering described super-capacitor voltage to judge whether that opening energy-storage battery powers.
Preferably, a kind of charging system for electric automobile based on solar energy, it comprises controller for solar, charge control module, super capacitor and quick charger;
The output of described controller for solar connects the input of described super capacitor, for giving the charging of described super capacitor; The output of described super capacitor connects the input of described quick charger, for charging for electric automobile.
Preferably, described controller for solar comprises solar energy power generating plate, solar control chip, voltage management module, the control output end of described solar control chip connects the input of described voltage management module, the output of described voltage management module connects the input of described super capacitor, so that solar energy is converted to power storage in described super capacitor by described solar energy power generating plate.
Preferably, described solar control chip comprises core CPU module, core CPU module comprises the first single-chip microcomputer and peripheral circuit, the output port of one group of IO of the first single-chip microcomputer connects the input of PWM driving chip, the output of described PWM driving chip connects the control end of IGBT insulated gate bipolar transistor, for controlling the break-make of described IGBT insulated gate bipolar transistor, described IGBT insulated gate bipolar transistor connects the input of described solar energy power generating plate and described voltage management module.
Preferably, when super-capacitor voltage is lower than predetermined voltage, described charge control module is used for by energy-storage battery described in Control for described quick charger provides power supply.
Preferably, described charge control module is AC/DC charge controller.
Advantage of the present utility model is as described below:
1, by Application of Solar Energy in charging electric vehicle, propose a kind of new energy theory, meet new forms of energy requirement, and saved a large amount of electric energy, reach protection of the environment, cost-saving object.
2, in use, adopt super capacitor as energy-storage travelling wave tube, solar energy is stored in super capacitor, both can form energy-storage travelling wave tube together with energy-storage battery also can independently adopt super capacitor to make energy-storage travelling wave tube, solar energy is charged to super capacitor by controller for solar, is charged after super capacitor is full of by energy two-way changing circuit to energy-storage battery again.Quick charger is connected to super capacitor two ends, charging electric vehicle electric energy is first from super capacitor, only have when the not enough and super-capacitor voltage of solar energy drops to setting charging voltage just from energy-storage battery power taking, so just significantly can reduce the discharge and recharge number of times of energy-storage battery, and super capacitor have 50-100 ten thousand discharge and recharge number of times.Because super capacitor power density has greatly large current density electrical characteristics, meet the demand of momentary high power during quick charge.In whole process electrical network all the time 0.1C electric current charge to energy-storage battery, during energy-storage battery electric discharge, electric current also controls at below 0.1C, thus effectively extend the working life of energy-storage battery, adopt energy two-way changing circuit to connect between super capacitor and energy-storage battery, energy can two-way flow between the two again.
3, can energy-storage battery be removed in the charging station that design charging capacity is less, carry out energy storage by super capacitor completely and charge, reduce the maintenance cost of energy-storage battery.
4, voltage acquisition module carries out Real-time Collection judgement to the dump energy of super capacitor, when the voltage of the dump energy of super capacitor is lower than predetermined voltage, charge control module is opened energy-storage battery and is provided power supply for quick charger, because the capacitance of super capacitor is very large, in actual applications, substantially do not need energy-storage battery to charge, improve the useful life of energy-storage battery, reduce the Financial cost of charging station.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the charging system for electric automobile based on solar energy of the present utility model;
Fig. 2 is the structural schematic block diagram of the charging system for electric automobile based on solar energy of the present utility model;
Fig. 3 is the circuit diagram of controller for solar of the present utility model;
Fig. 4 is the circuit diagram of solar control chip of the present utility model; And
Fig. 5 is the circuit diagram of voltage acquisition module of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, structure of the present utility model is described further:
As shown in Figure 1 to Figure 3, the utility model provides a kind of charging system for electric automobile based on solar energy, and it comprises controller for solar 1, charge control module 2, super capacitor 3, energy-storage battery 4 and quick charger 5.Controller for solar 1 charges for super capacitor 3, is stored in by solar energy in super capacitor 3.
The output of controller for solar 1 connects the input of super capacitor 3, charges for giving super capacitor 3; The output of super capacitor 3 connects the input of quick charger 5, for charging for electric automobile.Quick charger is connected to super capacitor two ends, charging electric vehicle electric energy is first from super capacitor, only have when the not enough and super-capacitor voltage of solar energy drops to setting charging voltage just from energy-storage battery power taking, so just significantly can reduce the discharge and recharge number of times of energy-storage battery, and super capacitor have 50-100 ten thousand discharge and recharge number of times.Because super capacitor power density has greatly large current density electrical characteristics, meet the demand of momentary high power during quick charge.In whole process electrical network all the time 0.1C electric current charge to energy-storage battery, during energy-storage battery electric discharge, electric current also controls at below 0.1C, thus effectively extends the working life of energy-storage battery.
The output of super capacitor 3 connects described energy-storage battery 4 by an energy two-way changing circuit 6, super capacitor 3 is charged to energy-storage battery 4 by energy two-way changing circuit 6, and the energy in energy-storage battery 4 also charges to super capacitor 3 by energy two-way changing circuit 6.
Charge control module 2 is connected with super capacitor 3 and energy-storage battery 4 communication, and charge control module 2 is AC/DC charge controller, and charge control module 2 is for managing charging.
As shown in Figure 5, be also provided with voltage acquisition module 21, for gathering super-capacitor voltage 3 to judge whether that opening energy-storage battery 4 powers.When the voltage of the dump energy of super capacitor 3 is lower than predetermined voltage, charge control module 2 is opened energy-storage battery 4 for quick charger 5 by relay 7 and is provided power supply, because the capacitance of super capacitor 3 is very large, in actual applications, substantially energy-storage battery 4 is not needed to charge, improve the useful life of energy-storage battery 4, reduce the Financial cost of charging station.
Controller for solar 1 comprises solar energy power generating plate 11, solar control chip 12 and voltage management module 13, the control output end of solar control chip 12 connects the input of voltage management module 13, the output of voltage management module 13 connects the input of super capacitor 3, so that solar energy is converted to power storage in super capacitor 3 by solar energy power generating plate 11.
As shown in Figure 4, solar control chip 12 comprises core CPU module, core CPU module comprises the first single-chip microcomputer and peripheral circuit, the output port of one group of IO of the first single-chip microcomputer connects the input of PWM driving chip, the output of described PWM driving chip connects the control end of IGBT insulated gate bipolar transistor, for controlling the break-make of described IGBT insulated gate bipolar transistor, described IGBT insulated gate bipolar transistor connects the input of described solar energy power generating plate and described voltage management module.
Advantage of the present utility model is as described below:
1, by Application of Solar Energy in charging electric vehicle, propose a kind of new energy theory, meet new forms of energy requirement, and saved a large amount of electric energy, reach protection of the environment, cost-saving object.
2, in use, adopt super capacitor 3 as energy-storage travelling wave tube, solar energy is stored in super capacitor 3 li, both can form energy-storage travelling wave tube together with energy-storage battery 4 also can independently adopt super capacitor 3 to make energy-storage travelling wave tube, solar energy charges to super capacitor 3 by controller for solar 1, after super capacitor 3 is full of, charge to energy-storage battery 4 again by energy two-way changing circuit 6.Quick charger 5 is connected to super capacitor 3 two ends, charging electric vehicle electric energy is first from super capacitor 3, only have when not enough and super capacitor 3 voltage of solar energy drops to setting charging voltage just from energy-storage battery 4 power taking, so just significantly can reduce the discharge and recharge number of times of energy-storage battery, and super capacitor have 50-100 ten thousand discharge and recharge number of times.Because super capacitor 3 power density has greatly large current density electrical characteristics, meet the demand of momentary high power during quick charge.In whole process electrical network all the time 0.1C electric current charge to energy-storage battery 3, during energy-storage battery electric discharge, electric current also controls at below 0.1C, thus effectively extend the working life of energy-storage battery, adopt energy two-way changing circuit 6 to connect between super capacitor 3 and energy-storage battery 4, energy can two-way flow between the two again.
3, energy-storage battery 3 can be removed in the charging station that design charging capacity is less, carry out energy storage by super capacitor 4 completely and charge, reduce the maintenance cost of energy-storage battery 3.
4, the dump energy of voltage acquisition module 21 pairs of super capacitors 3 carries out Real-time Collection judgement, when the voltage of the dump energy of super capacitor 3 is lower than predetermined voltage, charge control module 2 opens energy-storage battery 4 for quick charger 5 provides power supply, because the capacitance of super capacitor 3 is very large, in actual applications, substantially do not need energy-storage battery 4 to charge, improve the useful life of energy-storage battery 4, reduce the Financial cost of charging station.
Last it is noted that above-described each embodiment is only for illustration of the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or to wherein partly or entirely technical characteristic carry out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.

Claims (4)

1. based on a charging system for electric automobile for solar energy, it is characterized in that: it comprises controller for solar, charge control module, super capacitor, energy-storage battery and quick charger;
The output of described controller for solar connects the input of described super capacitor, for giving the charging of described super capacitor; The output of described super capacitor connects the input of described quick charger, for charging for electric automobile;
The output of described super capacitor connects described energy-storage battery by an energy two-way changing circuit, and described super capacitor is charged to described energy-storage battery by described energy two-way changing circuit;
Described charge control module is connected with described super capacitor and described energy-storage battery communication, is also provided with voltage acquisition module, for gathering described super-capacitor voltage to judge whether that opening energy-storage battery powers.
2. the charging system for electric automobile based on solar energy according to claim 1, it is characterized in that: described controller for solar comprises solar energy power generating plate, solar control chip, voltage management module, the control output end of described solar control chip connects the input of described voltage management module, the output of described voltage management module connects the input of described super capacitor, so that solar energy is converted to power storage in described super capacitor by described solar energy power generating plate.
3. the charging system for electric automobile based on solar energy according to claim 2, it is characterized in that: described solar control chip comprises core CPU module, core CPU module comprises the first single-chip microcomputer and peripheral circuit, the output port of one group of IO of the first single-chip microcomputer connects the input of PWM driving chip, the output of described PWM driving chip connects the control end of IGBT insulated gate bipolar transistor, for controlling the break-make of described IGBT insulated gate bipolar transistor, described IGBT insulated gate bipolar transistor connects the input of described solar energy power generating plate and described voltage management module.
4. the charging system for electric automobile based on solar energy according to claim 1, is characterized in that: described charge control module is AC/DC charge controller.
CN201520355346.3U 2015-05-28 2015-05-28 A kind of charging system for electric automobile based on solar energy Expired - Fee Related CN204681125U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520355346.3U CN204681125U (en) 2015-05-28 2015-05-28 A kind of charging system for electric automobile based on solar energy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520355346.3U CN204681125U (en) 2015-05-28 2015-05-28 A kind of charging system for electric automobile based on solar energy

Publications (1)

Publication Number Publication Date
CN204681125U true CN204681125U (en) 2015-09-30

Family

ID=54180792

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520355346.3U Expired - Fee Related CN204681125U (en) 2015-05-28 2015-05-28 A kind of charging system for electric automobile based on solar energy

Country Status (1)

Country Link
CN (1) CN204681125U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105356825A (en) * 2015-10-22 2016-02-24 江苏绿扬电子仪器集团有限公司 Hybrid system energy storage device
CN111817375A (en) * 2020-07-07 2020-10-23 日立楼宇技术(广州)有限公司 Power supply device and power supply method for elevator car

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105356825A (en) * 2015-10-22 2016-02-24 江苏绿扬电子仪器集团有限公司 Hybrid system energy storage device
CN105356825B (en) * 2015-10-22 2017-10-24 江苏绿扬电子仪器集团有限公司 hybrid system energy storage device
CN111817375A (en) * 2020-07-07 2020-10-23 日立楼宇技术(广州)有限公司 Power supply device and power supply method for elevator car

Similar Documents

Publication Publication Date Title
CN102903186B (en) Electromobile charging pile and operating method thereof
CN104518563B (en) The control method of charging system for electric automobile based on new energy application
CN201312133Y (en) Charging device, energy-storing device and charging station
CN105186669A (en) Distributed common direct current bus based wind energy and solar energy stored charging station system
CN102290841A (en) Peak clipping and valley filling electric vehicle swapping station for distribution network
CN202586481U (en) Micro electrical network intelligent balanced charging and power supply system
CN205039612U (en) Scene stores up charging station system based on public dc bus of distributing type
CN103390900A (en) Distributed photovoltaic energy storage system and energy management method
CN104362658A (en) Energy type and power type hybrid energy storage coordination control method
CN107804326B (en) Traction motor power supply system and electric locomotive power supply equipment
CN104993506A (en) Hybrid energy storage device of distributed power generation system
CN107579698A (en) A kind of photovoltaic plant energy storage method
CN105846419A (en) Photovoltaic and diesel complementary power supply system based on DC microgrid
CN201774265U (en) Energy storage power station for clean energy source compensation and energy storage system with clean energy compensation
CN204681125U (en) A kind of charging system for electric automobile based on solar energy
CN106505685A (en) A kind of distributed energy storage charging pile
CN103956821B (en) The energy-storage module mixing preparation system of photovoltaic generation and control method thereof
CN202997587U (en) Intelligent micro-network distributed power supply
CN104767468A (en) Solar server control system and method
CN202906510U (en) Electric vehicle charging pile
CN104505926A (en) Power battery pack charging system and method
CN104167781A (en) Wind-solar complementary power generation and energy storage control system
CN204615493U (en) A kind of efficient from net type solar energy inverter
CN202042930U (en) Battery management system for solar air conditioner
CN203788037U (en) Photovoltaic power generation energy storage module hybrid deployment system

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20160721

Address after: 430074 Optics Valley core center, No. 303 Optics Valley Road, East Lake hi tech Development Zone, Wuhan, Hubei, 2--01--405

Patentee after: WUHAN ENERGY ELECTRONICS CO., LTD.

Address before: 430205 Optics Valley Road, East Lake New Technology Development Zone, Hubei, China, No. 117, No.

Patentee before: He Qiong

Effective date of registration: 20160721

Address after: 430074 Optics Valley core center, No. 303 Optics Valley Road, East Lake hi tech Development Zone, Wuhan, Hubei, 2--01--405

Patentee after: WUHAN ENERGY ELECTRONICS CO., LTD.

Address before: 430205 Optics Valley Road, East Lake New Technology Development Zone, Hubei, China, No. 117, No.

Patentee before: He Qiong

C41 Transfer of patent application or patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150930

Termination date: 20200528

CF01 Termination of patent right due to non-payment of annual fee