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 PDFInfo
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- 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
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- 239000003990 capacitor Substances 0.000 claims abstract description 87
- 238000004146 energy storage Methods 0.000 claims abstract description 75
- 238000004891 communication Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000007726 management method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
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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
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.
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| CN201520355346.3U CN204681125U (en) | 2015-05-28 | 2015-05-28 | A kind of charging system for electric automobile based on solar energy |
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| CN201520355346.3U CN204681125U (en) | 2015-05-28 | 2015-05-28 | A kind of charging system for electric automobile based on solar energy |
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Cited By (7)
| 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 |
| CN105375607A (en) * | 2015-12-09 | 2016-03-02 | 光宝智能科技浙江有限公司 | Light energy conversion and storage device for solar panel |
| CN106602691A (en) * | 2017-01-21 | 2017-04-26 | 安荣邦 | Energy collection utilization system and method thereof |
| CN108638906A (en) * | 2018-07-05 | 2018-10-12 | 江苏新日电动车股份有限公司 | A kind of charging system of electric powercar |
| CN108695938A (en) * | 2018-06-15 | 2018-10-23 | 深圳壹智云科技有限公司 | A kind of electrical source of power device for electrical equipment |
| 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 |
| CN112531801A (en) * | 2019-09-19 | 2021-03-19 | 海信集团有限公司 | Charging method and device |
-
2015
- 2015-05-28 CN CN201520355346.3U patent/CN204681125U/en not_active Expired - Fee Related
Cited By (9)
| 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 |
| CN105375607A (en) * | 2015-12-09 | 2016-03-02 | 光宝智能科技浙江有限公司 | Light energy conversion and storage device for solar panel |
| CN106602691A (en) * | 2017-01-21 | 2017-04-26 | 安荣邦 | Energy collection utilization system and method thereof |
| CN108695938A (en) * | 2018-06-15 | 2018-10-23 | 深圳壹智云科技有限公司 | A kind of electrical source of power device for electrical equipment |
| CN108638906A (en) * | 2018-07-05 | 2018-10-12 | 江苏新日电动车股份有限公司 | A kind of charging system of electric powercar |
| CN112531801A (en) * | 2019-09-19 | 2021-03-19 | 海信集团有限公司 | Charging method and 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 |
| CN111817375B (en) * | 2020-07-07 | 2022-02-11 | 日立楼宇技术（广州）有限公司 | Power supply device and power supply method for elevator car |
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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 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20200528 |