CN101992698A - Liquid flow battery solar electrically propelled vehicle - Google Patents

Liquid flow battery solar electrically propelled vehicle Download PDF

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Publication number
CN101992698A
CN101992698A CN2010105188288A CN201010518828A CN101992698A CN 101992698 A CN101992698 A CN 101992698A CN 2010105188288 A CN2010105188288 A CN 2010105188288A CN 201010518828 A CN201010518828 A CN 201010518828A CN 101992698 A CN101992698 A CN 101992698A
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CN
China
Prior art keywords
negative pole
reaction chamber
flow battery
battery
charging
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CN2010105188288A
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Chinese (zh)
Inventor
左春柽
张昭
杨洋
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吉林大学
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Priority to CN2010105188288A priority Critical patent/CN101992698A/en
Publication of CN101992698A publication Critical patent/CN101992698A/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L8/00Electric propulsion with power supply from forces of nature, e.g. sun or wind
    • B60L8/003Converting light into electric energy, e.g. by using photo-voltaic systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/52Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by DC-motors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64Constructional details of batteries specially adapted for electric vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10Methods 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 the energy transfer between the charging station and the vehicle
    • B60L53/11DC charging controlled by the charging station, e.g. mode 4
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10Methods 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 the energy transfer between the charging station and the vehicle
    • B60L53/14Conductive energy transfer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/80Exchanging energy storage elements, e.g. removable batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L2200/00Type of vehicles
    • B60L2200/26Rail vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L2210/00Converter types
    • B60L2210/30AC to DC converters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/72Electric energy management in electromobility
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

Abstract

The invention discloses a liquid flow battery solar electrically propelled vehicle. The vehicle comprises a vehicle body and accessory equipment (1), a solar battery system (2), a liquid flow battery system (3) with a dual-reaction chamber structure, a chassis system (19), a direct current (DC) motor system (20) and an electric control system (22). The DC motor system (20) and the liquid flow battery system (3) with the dual-reaction chamber structure are respectively arranged at the front end and the back end of the chassis system (19); the solar battery system (2) is arranged on the top of the vehicle; the electric control system (22) is arranged on the chassis system (19); and the liquid flow battery system (3) with the dual-reaction chamber structure comprises an anode liquid storage container (4), a cathode liquid storage container (5), anode electrolyte (6), cathode electrolyte (7), an anode pump (9), a cathode pump (10), a discharging reaction chamber cathode area (12), a discharging reaction chamber anode area (14), a charging reaction chamber cathode area (16) and a charging reaction chamber anode area (18).

Description

The flow battery solar electric vehicle
Technical field
The present invention relates to a kind of battery-driven car, more particularly, the present invention relates to the flow battery solar electric vehicle that a kind of flow battery and solar cell and pure electric vehicle combine.
Background technology
Pure electric vehicle has advantages such as the energy is renewable, energy efficiency is high, zero-emission, low noise as the substitute products of conventional gasoline/diesel vehicle.Existing pure electric vehicle is generally equipped DC motor as power, adopts lead-acid battery or lithium cell as closed-center system, through 8-10 hour charging, can travel about 100 kilometers; There are problems such as charging duration length, flying power difference, are unfavorable for popularizing of battery-driven car.
The Vehicular solar battery system is one of effective means that improves the battery-driven car flying power.But existing Vehicular solar battery system photoelectric conversion efficiency is low, is not enough to provide whole electric energy of vehicle operating, can only be as the auxiliary energy of Vehicular accumulator cell.When existing Vehicular accumulator cell was externally powered, solar cell system can't charge to it, had restricted the utilization ratio of energy.
The flow battery system is a kind of new electric energy memory structure, and existing flow battery can be divided into polysulfide-bromine flow battery, zinc bromine flow battery and all-vanadium flow battery etc. according to the difference of battery acid.The flow battery system comprises a pair of battery acid, is stored in respectively in two autonomous container.In flow battery when discharge,, redox reaction is taken place by pump respectively in two kinds of battery acids to the both positive and negative polarity catalyst chamber of being separated by selective ion exchange membrane, chemical power is converted into electric energy; The inverse process that is charged as said process of flow battery.Flow battery also is not applied to electric automobiles at present.
Summary of the invention
Technical matters to be solved by this invention is to have overcome existing battery-driven car to exist charging duration length, flying power difference and existing Vehicular solar battery system photoelectric conversion efficiency low, be not enough to provide the problem of whole electric energy of vehicle operating, what provide that a kind of flow battery system with dual-reaction chamber structure combines with solar cell system and pure electric vehicle can realize more lasting continuation of the journey, the flow battery solar electric vehicle of fast charge more.
For solving the problems of the technologies described above, the present invention adopts following technical scheme to realize: described flow battery solar electric vehicle comprises vehicle body and attendant equipment, solar cell system, chassis system, direct current motor system, electric-control system and has the flow battery system of dual-reaction chamber structure.
Described flow battery system with dual-reaction chamber structure comprises anodal liquid storage container, negative pole liquid storage container, anodal battery acid, negative pole battery acid, positive pump, negative pump, negative pole district, exoelectrical reaction chamber, positive polar region, exoelectrical reaction chamber, charging catalyst chamber negative pole district and the positive polar region of charging catalyst chamber.
Anodal battery acid and negative pole battery acid are stored in respectively in anodal liquid storage container and the negative pole liquid storage container, the exit end of anodal liquid storage container is connected by pipeline with the inlet of positive pump, anodal delivery side of pump is communicated with by the inlet of the positive polar region of pipeline and exoelectrical reaction chamber, the outlet of positive polar region, exoelectrical reaction chamber is communicated with the inlet of the positive polar region of charging catalyst chamber by the road, and the outlet of the positive polar region of charging catalyst chamber and the arrival end of anodal liquid storage container pass through pipeline connection.The exit end of negative pole liquid storage container is connected by pipeline with the inlet of negative pump, the negative pole delivery side of pump is communicated with by the inlet in pipeline and negative pole district, exoelectrical reaction chamber, the outlet of negative pole district, exoelectrical reaction chamber is communicated with the inlet in charging catalyst chamber negative pole district by the road, and the outlet in charging catalyst chamber negative pole district and the arrival end of negative pole liquid storage container pass through pipeline connection.
The positive polar region in negative pole district, exoelectrical reaction chamber and exoelectrical reaction chamber described in the technical scheme is to be separated by No. 1 selective ion exchange membrane inner space with the exoelectrical reaction chamber, in positive polar region, exoelectrical reaction chamber and the negative pole district, exoelectrical reaction chamber an electrode is installed respectively, the external part of electrode is connected with electric-control system by electric wire, the two ends of positive polar region, exoelectrical reaction chamber are provided with anodal electrolyte entrance and anodal electrolyte outlet, and the two ends in negative pole district, exoelectrical reaction chamber are provided with negative pole electrolyte entrance and negative pole electrolyte outlet.Described charging catalyst chamber negative pole district and charging catalyst chamber positive polar region are to be separated by will the charge inner space of catalyst chamber of No. 2 selective ion exchange membrane, in positive polar region of charging catalyst chamber and the charging catalyst chamber negative pole district electrode is installed respectively, the external part of electrode can be connected with electric-control system by electric wire, the two ends in charging catalyst chamber negative pole district are provided with negative pole electrolyte entrance and negative pole electrolyte outlet, and the two ends of the positive polar region of charging catalyst chamber are provided with anodal electrolyte entrance and anodal electrolyte outlet; Described electric-control system comprises flow battery discharge control module, flow battery charge control module, DC MOTOR CONTROL module, solar cell control module and AC network charge control module.Flow battery discharge control module is connected with negative pole district, exoelectrical reaction chamber with positive polar region, exoelectrical reaction chamber respectively through lead.The flow battery charge control module is connected with charging catalyst chamber negative pole district with the positive polar region of charging catalyst chamber respectively through lead.The DC MOTOR CONTROL module is connected with direct current motor system through lead.The solar cell control module is connected with solar cell system through lead.The AC network charge control module is connected with AC network by the alternating current interface; Described flow battery discharge control module is connected with negative pole district, exoelectrical reaction chamber with positive polar region, exoelectrical reaction chamber respectively through lead and is meant: the flow battery control module of discharging is connected with the electrode that positive polar region, exoelectrical reaction chamber and the graphite in the negative pole district, exoelectrical reaction chamber are made respectively through lead.Described flow battery charge control module is connected with charging catalyst chamber negative pole district with charging catalyst chamber positive polar region respectively through lead and is meant: the flow battery charge control module is connected with the electrode made of graphite in the charge positive polar region of catalyst chamber and the catalyst chamber negative pole district of charging respectively through lead; Described direct current motor system is installed in the front end of chassis system, flow battery system with dual-reaction chamber structure is installed in the rear end of chassis system, solar cell system is installed on the roof, electric-control system be installed in chassis system on, the battery-driven car of described vehicle body and attendant equipment and chassis system and prior art is general.
Compared with prior art the invention has the beneficial effects as follows:
1. flow battery solar electric vehicle of the present invention adopts the flow battery system with dual-reaction chamber structure, electric energy is stored in the positive and negative electrode battery acid with the form of chemical power, change the power supply capacity that battery acid gets final product fast quick-recovery flow battery, also the flying power of quick-recovery battery-driven car soon just realizes the fast charge to battery-driven car.
2. flow battery solar electric vehicle of the present invention is provided with solar cell system, can travel and parking period in be electric energy with conversion of solar energy, improve flying power.
3. the flow battery system that flow battery solar electric vehicle of the present invention is adopted has exoelectrical reaction chamber and charging catalyst chamber, and battery acid is flowed through the two successively in the one action circulation, and exoelectrical reaction and charging reaction can be carried out simultaneously at diverse location.When the flow battery system powered to electric system, solar cell system can improve energy utilization efficiency to the charging of flow battery system.
4. under the certain situation of concentration of electrolyte, electric energy and electrolyte weight that battery acid stores are directly proportional in the flow battery system that flow battery solar electric vehicle of the present invention is adopted.Can reduce the heap(ed) capacity of battery acid when short distance is travelled, reduce battery-driven car and bear a heavy burden, cut down the consumption of energy.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing:
Fig. 1 is the integrally-built scheme drawing of flow battery solar electric vehicle of the present invention;
Fig. 2 is a structural principle scheme drawing of forming the flow battery system with dual-reaction chamber structure of flow battery solar electric vehicle of the present invention.
Fig. 3 is the connection diagram of each module of electric-control system and other system.
Among the figure: 1. vehicle body and attendant equipment, 2. solar cell system 3. has the flow battery system of dual-reaction chamber structure, 4. anodal liquid storage container, 5. negative pole liquid storage container, 6. anodal battery acid, 7. negative pole battery acid, 8. pipeline, 9. positive pump, 10. negative pump, exoelectrical reaction chambers 11., 12. negative pole district, exoelectrical reaction chamber, 13.1 number selective ion exchange membrane, positive polar region, exoelectrical reaction chambers 14., 15. charging catalyst chambers, 16. charging catalyst chamber negative pole district, 17.2 number selective ion exchange membrane, the positive polar region of 18. charging catalyst chambers, 19. chassis systems, 20. direct current motor system, 21. lead, 22. electric-control systems, 23. flow batteries discharge control module, 24. flow battery charge control module, 25. the DC MOTOR CONTROL module, 26. program controling modules, 27. solar cell control modules, 28. the AC network charge control module, 29. alternating current interfaces.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is explained in detail:
Flow battery solar electric vehicle of the present invention comprises vehicle body and attendant equipment 1, solar cell system 2, the flow battery system 3 with dual-reaction chamber structure, chassis system 19, direct current motor system 20, lead 21 and electric-control system 22.
Consult Fig. 1, direct current motor system 20 and the flow battery system 3 with dual-reaction chamber structure split the front and back ends of chassis system 19.Solar cell system 2 places roof.Flow battery system 3, direct current motor system 20, solar cell system 2 with dual-reaction chamber structure are connected with electric-control system 22 by lead 21 respectively.All the other members such as body shell, interior trim etc. constitute vehicle body and attendant equipment 1 on the battery-driven car.Described vehicle body and attendant equipment 1 are general with existing battery-driven car.Described chassis system 19 is general with existing battery-driven car.
Consult Fig. 2, the flow battery system 3 with dual-reaction chamber structure comprises anodal liquid storage container 4, negative pole liquid storage container 5, anodal battery acid 6, negative pole battery acid 7, pipeline 8, positive pump 9, negative pump 10, exoelectrical reaction chamber 11,12, No. 1 selective ion exchange membrane 13 in negative pole district, exoelectrical reaction chamber, positive polar region 14, exoelectrical reaction chamber, charging catalyst chamber 15,16, No. 2 selective ion exchange membrane in charging catalyst chamber negative pole district 17 and the positive polar region 18 of charging catalyst chamber.
The container that described exoelectrical reaction chamber 11 adopts corrosion-resistant steel to make, the inside of exoelectrical reaction chamber 11 adopts No. 1 selective ion exchange membrane 13 to be divided into positive polar region 14, exoelectrical reaction chamber and negative pole district, exoelectrical reaction chamber 12, being separately installed with by material in positive polar region, exoelectrical reaction chamber 14 and the negative pole district, exoelectrical reaction chamber 12 is the electrode that graphite is made, and electrode one end of graphite can be connected with flow battery discharge control module 23 in the electric-control system 22 by electric wire 21.The two ends of positive polar region 14, exoelectrical reaction chamber are provided with anodal battery acid 6 inlets and anodal battery acid 6 outlets, and the two ends in negative pole district, exoelectrical reaction chamber 12 also are provided with negative pole battery acid 7 inlets and 7 outlets of negative pole battery acid.The framing member that described No. 1 selective ion exchange membrane 13 is used for a kind of and selected battery acid, it only allows specific ion to pass through to realize a kind of film of required electrochemical reaction.Adopt V electrolyte in this patent, use be the Nafion film that du pont company is produced.
Described charging catalyst chamber 15 also is a container that adopts corrosion-resistant steel to make, the inside of charging catalyst chamber 15 adopts No. 2 selective ion exchange membrane 17 to be divided into charging catalyst chamber negative pole district 16 and the positive polar region 18 of charging catalyst chamber, be separately installed with an electrode of being made by graphite in the positive polar region of charging catalyst chamber 18 and the charging catalyst chamber negative pole district 16, electrode one end of graphite can be connected with flow battery charge control module 24 in the electric-control system 22 by electric wire 21.The two ends in charging catalyst chamber negative pole district 16 are provided with negative pole battery acid 7 inlets and 7 outlets of negative pole battery acid, and the two ends of the positive polar region 18 of charging catalyst chamber also are provided with anodal battery acid 6 inlets and anodal battery acid 6 outlets.The framing member that described No. 2 selective ion exchange membrane 17 are used for a kind of and selected battery acid, it is only to allow specific ion to pass through to realize a kind of film of required electrochemical reaction.Adopt V electrolyte in this patent, use be the Nafion film that du pont company is produced.
No matter be that exoelectrical reaction chamber 11 or charging 15, No. 1 selective ion exchange membrane 13 of catalyst chamber all are to be clipped between exoelectrical reaction chamber 11 of being made by stainless steel material and two and half housings that charge catalyst chamber 15 with No. 2 selective ion exchange membrane 17.Be carved with runner and the groove of No. 1 selective ion exchange membrane 13 and No. 2 selective ion exchange membrane 17 is installed on exoelectrical reaction chamber 11 and charging catalyst chamber 15 two and half housings separately; By the bolt leak-tight joint, faying face is coated with sealant around two and half housings of exoelectrical reaction chamber 11 and charging catalyst chamber 15.No. 1 selective ion exchange membrane 13 and No. 2 selective ion exchange membrane 17 promptly are fixed in the mounting groove.Runner on exoelectrical reaction chamber 11 and charging catalyst chamber 15 two and half housings separately forms catalyst chamber, promptly is divided into positive and negative two parts by No. 1 selective ion exchange membrane 13 and No. 2 selective ion exchange membrane 17.Exoelectrical reaction chamber 11 can be according to any serial or parallel connection of the needs of voltage or electric current with charging catalyst chamber 15.
Described anodal battery acid 6 and negative pole battery acid 7 can be converted into chemical power electric energy and the solution active substance that course of reaction is reversible during for a pair of reaction that redox reaction takes place, and adopt polysulfide-bromide solution, zinc bromine compounds solution and vanadium solution etc. usually.Adopt barium oxide solution in the embodiments of the invention.
Anodal battery acid 6 is stored in respectively in anodal liquid storage container 4 and the negative pole liquid storage container 5 with negative pole battery acid 7.The exit end of anodal liquid storage container 4 is connected by pipeline 8 with the inlet of positive pump 9, and the outlet of positive pump 9 is communicated with by the inlet of the positive polar region 14, exoelectrical reaction chamber in pipeline 8 and the exoelectrical reaction chamber 11.The exit end of negative pole liquid storage container 5 is connected by pipeline 8 with the inlet of negative pump 10, and the outlet of negative pump 10 is communicated with by the inlet in the negative pole district, exoelectrical reaction chamber 12 in pipeline 8 and the exoelectrical reaction chamber 11.14 outlets of positive polar region, exoelectrical reaction chamber 8 are communicated with the inlet of the positive polar region 18 of charging catalyst chamber in the catalyst chamber 15 that charges by the road.Negative pole district, exoelectrical reaction chamber 12 outlet 8 is communicated with the inlet in charging catalyst chamber negative pole district 16 in the catalyst chamber 15 that charges by the road.The outlet of the positive polar region 18 of charging catalyst chamber is communicated with by pipeline 8 with the arrival end of anodal liquid storage container 4, and the outlet in charging catalyst chamber negative pole district 16 is communicated with by pipeline 8 with the arrival end of negative pole liquid storage container 5.Anodal liquid storage container 4, negative pole liquid storage container 5 and pipeline 8 are made by corrosion-resistant material, can not chemical reactions take place with anodal battery acid 6, negative pole battery acid 7.Anodal liquid storage container 4 in this patent, negative pole liquid storage container 5 and pipeline 8 adopt stainless steel material to make, and inside face is through strengthening anti-acid treatment.Pipeline 8 couples together anodal liquid storage container 4, negative pole liquid storage container 5, positive pump 9, negative pump 10, exoelectrical reaction chamber 11 with charging catalyst chamber 15 on request by screw thread, and the junction seals by seal ring.
Consult Fig. 3, electric-control system 22 is made up of with AC network charge control module 28 flow battery discharge control module 23, flow battery charge control module 24, DC MOTOR CONTROL module 25, program controling module 26, solar cell control module 27.Each control module is only according to function distinguishing in the electric-control system 22, and each control module can be the circuit card alone that separates, and also can be a circuit card of integrating.The function of each several part all can be passed through existing techniques in realizing, and for example the DC MOTOR CONTROL module can adopt existing electric vehicle motor controller.
Flow battery discharge control module 23 is the discharge power of flow battery system 3 as required.Flow battery system 3 discharge currents are relevant with the active material concentration and the flow velocity of negative pole battery acid 7 with anodal battery acid 6.Discharge power can be by the flow velocity adjustment of positive pump 9 with negative pump 10.
24 pairs of flow battery systems 3 of flow battery charge control module charge.Be divided into two kinds of charge modes of solar recharging and AC network, wherein, the solar charging power mode can be realized the battery-driven car middle charging of advancing.
The rotating speed and the power of DC MOTOR CONTROL module 25 control direct current motor systems 20 drive battery-driven car and advance, and satisfy different road conditions and drive needs.
Program controling module 26 is cores of electric-control system 22, built-in control program, and comprehensive monitoring battery-driven car each several part operation conditions according to driver command, is controlled each module.
Solar cell control module 27 has solar cell system 2 maximal power tracings (MPPT) function, and the solar power that solar cell system 2 is absorbed at utmost is converted into electric energy.Solar cell control module 27 is connected with flow battery charge control module 24 simultaneously, in the time of can or stopping in driving flow battery is charged.
AC network charge control module 28 has the transformation rectification function, with the input of the electricity in AC network flow battery charge control module 24, can carry out deep charge to the flow battery system when stopping.
Have the electrode that is installed in the flow battery system 3 of dual-reaction chamber structure in positive polar region 14, exoelectrical reaction chamber and the negative pole district, exoelectrical reaction chamber 12 and is connected with flow battery discharge control module 23 in the electric-control system 22 through lead 21, the electrode that is installed in the positive polar region 18 of charging catalyst chamber and the catalyst chamber negative pole district 16 of charging is connected with flow battery charge control module 24 in the electric-control system 22 through lead 21.Direct current motor system 20 is connected with DC MOTOR CONTROL module 25 in the electric-control system 22 through lead 21.Solar cell system 2 is connected with solar cell control module 27 in the electric-control system 22 through lead 21.AC network charge control module 28 in the electric-control system 22 is connected with AC network by alternating current interface 29.Each control module in the electric-control system 22 is by program controling module 26 unified managements.Electric-control system 22 has the function of monitoring electric vehicle system state and flow battery dump energy concurrently.
The principle of work of flow battery solar electric vehicle:
Consult Fig. 3, existing flow battery basic structure and principle of work are similar, can be divided into polysulfide-bromine flow battery, zinc bromine flow battery and all-vanadium flow battery etc. according to the difference of battery acid.Be example with the vanadium redox battery below, introduce the principle of work of flow battery solar electric vehicle of the present invention.
Vanadium redox battery is based on the transfer of electronics between the different ions state of the vanadium that is dissolved in accumulator acid and work.Flow battery extensively adopts the graphite felt electrode.Battery acid is made by the sulfuric acid and the vanadium ion of proper sourness.V 2+/ V 3+Be dissolved in negative pole battery acid 7, V 5+/ V 4+Be dissolved in anodal battery acid 6.No. 1 selective ion exchange membrane 13 and No. 2 selective ion exchange membrane 17 are PEM, are used for only allowing hydrion to pass through, and finish electric loop, keep the electroneutral of anodal battery acid 6 and negative pole battery acid 7.
Anodal battery acid 68 positive polar regions 14 that enter the exoelectrical reaction chamber by the road under the effect of positive pump 9, negative pole battery acid 78 negative pole districts 12 that enter the exoelectrical reaction chamber by the road under the effect of negative pump 10, following electrochemical reaction takes place in the two in exoelectrical reaction chamber 11:
Anodal VO 2 ++ 2H ++ e → VO 2++ H 2O;
Negative pole V 2+→ V 3++ e;
This reaction is converted into electric energy with chemical power, again with power delivery in electric-control system 22, be adjusted to suitable voltage through electric-control system 22 and export direct current motor system 20 to, drive battery-driven car and travel.In the exoelectrical reaction process, the power of output electric energy is by concentration of electrolyte, reactive material activity and electrolyte flow rate decision.Finish the part of V in the anodal battery acid 6 of reaction 5+Be reduced into V 4+, the part of V in the negative pole battery acid 7 2+Be oxidized to V 3+Anodal battery acid 6, negative pole battery acid 7 enter respectively in the positive polar region 18 of charging catalyst chamber in the charging catalyst chamber 15, the catalyst chamber negative pole district 16 of charging by the road, and following electrochemical reaction takes place in charging catalyst chamber 15 for the two:
Anodal VO 2++ H 2O → VO 2 +++ 2H ++ e;
Negative pole V 3++ e → V 2+
In the charging reaction, the part of V in the anodal battery acid 6 4+Be oxidized to V 5+, the part of V in the negative pole battery acid 7 3+Be reduced into V 2+This process is converted into chemical power with electric energy and is stored in the both positive and negative polarity battery acid.Anodal battery acid 6, negative pole battery acid 7 flow out charging catalyst chamber 15, get back to respectively in anodal liquid storage container 4, the negative pole liquid storage container 5, prepare to enter next working cycle.Power for flow battery system 3 by electric-control system 22 in the process of charging with dual-reaction chamber structure.The electric energy of electric-control system 22 can be from solar cell system 2, also can be from the external source of AC of electric-control system 22.
When using solar cell system 2 as charge power supply, discharge process and process of charging with flow battery system 3 of dual-reaction chamber structure can be carried out simultaneously, thereby to make flow battery solar electric vehicle of the present invention be electric energy in the process of moving with conversion of solar energy and be stored in the flow battery system 3 with dual-reaction chamber structure, increases the continuation of the journey mileage; Solar cell control module 27 has solar cell maximal power tracing (MPPT) function, can make photovoltaic efficiency reach optimum.When using city's alternating current power supply charging, the AC network charging module 28 of electric-control system 22 has the transformation valve action, can carry out deep charge to the flow battery system 3 with dual-reaction chamber structure.The more important thing is that the present invention can realize the fast charge of flow battery solar electric vehicle, i.e. anodal battery acid 6 of integral replacing and negative pole battery acid 7.The anodal battery acid 6 of deep discharge is emptied with negative pole battery acid 7, inject new anodal battery acid 6 and negative pole battery acid 7, can make flow battery solar electric vehicle of the present invention recover driveability in the short time at the utmost point with high chemical power.The battery acid that changes can use city's source of AC to carry out the electrolysis charging for using next time.

Claims (5)

1. flow battery solar electric vehicle, comprise vehicle body and attendant equipment (1), solar cell system (2), chassis system (19), direct current motor system (20) and electric-control system (22), it is characterized in that the flow battery solar electric vehicle also comprises the flow battery system (3) with dual-reaction chamber structure;
Described flow battery system (3) with dual-reaction chamber structure comprises anodal liquid storage container (4), negative pole liquid storage container (5), anodal battery acid (6), negative pole battery acid (7), positive pump (9), negative pump (10), negative pole district, exoelectrical reaction chamber (12), positive polar region, exoelectrical reaction chamber (14), charging catalyst chamber negative pole district (16) and the charging positive polar region of catalyst chamber (18);
Anodal battery acid (6) is stored in respectively in anodal liquid storage container (4) and the negative pole liquid storage container (5) with negative pole battery acid (7), the exit end of anodal liquid storage container (4) is connected by pipeline (8) with the inlet of positive pump (9), the outlet of positive pump (9) is communicated with by the inlet of the positive polar region of pipeline (8) and exoelectrical reaction chamber (14), the outlet of positive polar region, exoelectrical reaction chamber (14) (8) by the road is communicated with the inlet of the charging positive polar region of catalyst chamber (18), the outlet of the charging positive polar region of catalyst chamber (18) is communicated with by pipeline (8) with the arrival end of anodal liquid storage container (4), the exit end of negative pole liquid storage container (5) is connected by pipeline (8) with the inlet of negative pump (10), the outlet of negative pump (10) is communicated with by the inlet in pipeline (8) and negative pole district, exoelectrical reaction chamber (12), negative pole district, exoelectrical reaction chamber (12) outlet (8) by the road is communicated with the inlet in charging catalyst chamber negative pole district (16), and the outlet in charging catalyst chamber negative pole district (16) is communicated with by pipeline (8) with the arrival end of negative pole liquid storage container (5).
2. according to the described flow battery solar electric vehicle of claim 1, it is characterized in that, negative pole district, described exoelectrical reaction chamber (12) is to be separated by the inner space of No. 1 selective ion exchange membrane (13) with exoelectrical reaction chamber (11) with positive polar region, exoelectrical reaction chamber (14), in positive polar region, exoelectrical reaction chamber (14) and the negative pole district, exoelectrical reaction chamber (12) electrode is installed respectively, the external part of electrode is connected with electric-control system (22) by electric wire (21), the two ends of positive polar region, exoelectrical reaction chamber (14) are provided with anodal battery acid (6) inlet and anodal battery acid (6) outlet, and the two ends in negative pole district, exoelectrical reaction chamber (12) are provided with negative pole battery acid (7) inlet and negative pole battery acid (7) outlet;
Described charging catalyst chamber negative pole district (16) and the charging positive polar region of catalyst chamber (18) are to be separated by will the charge inner space of catalyst chamber (15) of No. 2 selective ion exchange membrane (17), in charging positive polar region of catalyst chamber (18) and the charging catalyst chamber negative pole district (16) electrode is installed respectively, the external part of electrode can pass through electric wire (21) and be connected with electric-control system (22), the two ends in charging catalyst chamber negative pole district (16) are provided with negative pole battery acid (7) inlet and negative pole battery acid (7) outlet, and the two ends of the charging positive polar region of catalyst chamber (18) are provided with anodal battery acid (6) inlet and anodal battery acid (6) outlet.
3. according to claim 1 or 2 described flow battery solar electric vehicles, it is characterized in that described electric-control system (22) comprises flow battery discharge control module (23), flow battery charge control module (24), DC MOTOR CONTROL module (25), solar cell control module (27) and AC network charge control module (28);
Flow battery discharge control module (23) is connected with negative pole district, exoelectrical reaction chamber (12) with positive polar region, exoelectrical reaction chamber (14) respectively through lead (21), flow battery charge control module (24) is connected with charging catalyst chamber negative pole district (16) with the charging positive polar region of catalyst chamber (18) respectively through lead (21), DC MOTOR CONTROL module (25) is connected with direct current motor system (20) through lead (21), solar cell control module (27) is connected with solar cell system (2) through lead (21), and AC network charge control module (28) is connected with AC network by alternating current interface (29).
4. according to the described flow battery solar electric vehicle of claim 3, it is characterized in that described flow battery discharge control module (23) is connected with negative pole district, exoelectrical reaction chamber (12) with positive polar region, exoelectrical reaction chamber (14) respectively through lead (21) and is meant: the flow battery control module (23) of discharging is connected with the electrode that positive polar region, exoelectrical reaction chamber (14) and the graphite in the negative pole district, exoelectrical reaction chamber (12) are made respectively through lead (21);
Described flow battery charge control module (24) is connected and is meant with charging catalyst chamber negative pole district (16) with the charging positive polar region of catalyst chamber (18) respectively through lead (21): flow battery charge control module (24) is connected with the electrode made of graphite in the charge positive polar region of catalyst chamber (18) and the catalyst chamber negative pole district (16) of charging respectively through lead (21).
5. according to the described flow battery solar electric vehicle of claim 1, it is characterized in that, described direct current motor system (20) is installed in the front end of chassis system (19), flow battery system (3) with dual-reaction chamber structure is installed in the rear end of chassis system (19), solar cell system (2) is installed on the roof, electric-control system (22) be installed in chassis system (19) on, described vehicle body and attendant equipment (1) and chassis system (19) are general with the battery-driven car of prior art.
CN2010105188288A 2010-10-26 2010-10-26 Liquid flow battery solar electrically propelled vehicle CN101992698A (en)

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