CN104135062A - Super capacitor and storage battery combined electromobile quick charging method and device - Google Patents
Super capacitor and storage battery combined electromobile quick charging method and device Download PDFInfo
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Abstract
The invention discloses a super capacitor and storage battery combined electromobile quick charging method and device. A combined energy storage system with a super capacitor and a storage battery combined is adopted, and during short delay of running of an electromobile, the combined energy storage system is connected with a peripheral power supply in a contact mode and a non-contact mode, and the super capacitor in the combined energy storage system quickly acquires electric energy from the peripheral power supply; after the combined energy storage system is disconnected from the peripheral power supply, the super capacitor in the combined energy storage system transmits the electric energy obtained in a short time to the storage battery in the combined energy storage system; after a number of times of short-time connection and disconnection happen between the super capacitor in the combined energy storage system and the peripheral power supply, the combined energy storage system can quickly store a large capacity of the electric energy, and accordingly the electromobile can be quickly charged in a large capacity during the driving process. The method and device can be applied to other similar mobile electrical products and devices.
Description
Technical field
The present invention relates to a kind of charging method and device of electric automobile, particularly a kind of electric vehicle rapid charging method and device combining based on super capacitor and storage battery; Be mainly used in solving current charging electric vehicle difficulty, the problem that the time is long, also goes for other and moves on electricity consumption product and equipment.
Background technology
Electric automobile is owing to having environmental protection, alternative oil, the diversified Some features of energy source, as the one of new-energy automobile, obtain the accreditation of many countries, meaning, the necessity and urgency of the each bound pair Development of EV of present society are reached common understanding; But still there is many bottlenecks in Development of Electric Vehicles, wherein fill and change electric overlong time, fill that to change electric facility imperfection be one of main factor, international weather was organized once 40 electric automobile relevant industries experts was carried out to interview 2010 beginning of the years, result shows significance level rank the 2nd in the numerous influencing factors of Development of Electric Vehicles of charging technique and infrastructure construction thereof, exceed purchasing price factor, be only second to the battery technology improvement factor being ranked first.Electrokinetic cell and power distribution network are the main restricting factors of current electric automobile large-scale development.In general, the charging interval of batteries to store energy technology is longer, needs at the soonest 3 ~ 5 hours, has affected the energy supplement efficiency of electric automobile, becomes the bottleneck of current electric automobile large-scale development.Fill and change power technology and the supporting imperfection of Facilities Construction thereof, directly affect the enthusiasm of consumer's purchase and use electric automobile.Although charging technique and infrastructure construction thereof are at home and abroad generally paid much attention to, but at present countries in the world are all faced with Its Relevant Technology Standards and the series of problems such as operation mode is indefinite, China urgently strengthens research and creativity on pilot basis, explores the charging infrastructure development road of an applicable China's national situation.
At present electric automobile industry is to solve the inefficient problem of charging electric vehicle mainly by the more advanced energy storage battery of research, makes the energy storage time of storage battery shorter, accumulation of energy is higher, greatly improves charging electric vehicle efficiency.In industry, also there is in addition the operation mode proposing by setting up " changing electricity is that main, slotting filling is auxiliary, concentrated charging, unified dispensing " to solve the inefficient problem of charging electric vehicle, reduce user's institute's time spent in charging, this actual unavoidable measure of one of taking in order to solve existing charge in batteries overlong time exactly by the mode of setting up accumulator of electric car replacing website periodically to change storage battery for electric automobile.The feature of existing chemical energy storage has determined that existing technical scheme can not fundamentally change the inefficient problem of charge in batteries, and its charging interval remains with hour calculating.And the operation mode of " changing electricity is that main, slotting filling is auxiliary, concentrated charging, unified dispensing " also exists the rise of operation cost several times, the application cost of product is still significantly higher than traditional automobile.
On the other hand, in order to change the deficiency of storage battery, super capacitor technology has obtained the attention of height in recent years, and the engineering application of super capacitor has obtained greatly developing, and super capacitor technology has all obtained ripe application in the field such as wind-powered electricity generation, tramcar.Super capacitor energy-storage technology mainly relies on electric double layer and redox pseudocapacity charge storage electric energy, there is not chemical reaction in the process of its energy storage, thermal energy storage process is reversible, and outstanding advantage is that power density is high, the time that discharges and recharges is short, have extended cycle life, operating temperature range is wide.Super capacitor is applied to electric automobile also to have started to occur, super capacity car also starts appearance in many places, and so-called super capacity car outward appearance is similar to common trolley bus, and two " plaits " just disappear on head.Fill a kind of super capacitor in electric car bottom, the on-board and off-board gap after vehicle pull-in, roof charging device rises immediately automatically, takes on the cable of charging station, completes charging by the current strength of 200 amperes; But this kind of car just adopts pure super capacitor, be therefore subject to super capacitor electric discharge too fast, need the difficulty of constantly super capacitor being charged.Recently also have the vehicle refitting scheme that adopts battery and super capacitor to mix, this technical scheme is to adopt that super capacitor is in parallel with storage battery provides power to automobile, but the super capacitor in the method mainly just supplements the one of storage battery, to ensure the stability of power supply, the inreal difficult problem solving in current impulse electricity process.
Find that there is some relevant bibliographical informations by the domestic Searches of Patent Literature, mainly contain relevant with the present invention is following:
1, the patent No. is CN201310723794.X; name is called the patent of invention of " a kind of hybrid power public transport super capacitor and lithium battery parallel circuits "; this patent discloses a kind of hybrid power public transport super capacitor and the electric oil well connection of reason circuit; described circuit comprises following structure: the IGBT module T1 and the inductance L 1 that between super capacitor and reason battery, possess series connection; inductance L 1 one end connects the emitter of T1, and the other end connects following three paths in parallel: the generator of series connection and generating switch S l; Frequency converter, the drive motors of series connection: super capacitor: the path of described reason battery is with current sampling unit and storage capacitor C 1, by ironing disconnected device F1 to IGBT T1 collector electrode, a heavy-duty diode 02 of IGBT emitter below series connection; The anti-paralleled diode 01 of also connecting between the collector and emitter of described IGBT module.This patent is mainly to improve car load fuel consume, and protection reason battery is avoided high current charge-discharge, extends its useful life.
2, the patent No. is CN201310723866. 0; name is called the patent of invention of " hybrid power public transport super capacitor and lithium battery parallel circuits "; this patent discloses a kind of hybrid power public transport super capacitor and reason battery parallel circuit; described circuit comprises following structure: super capacitor: reason battery: the DC-DC transducer that possesses IGBT module T1, T2 and inductance L 1 common composition between super capacitor and reason battery; inductance L 1 one end connects the connecting line of T1 and T2, and the other end connects the positive pole of described reason battery; T1 and L1 composition BUCK battle array volt circuit T2 and L1 form BOOST booster circuit, thereby realize super capacitor and the electric oil well connection of reason, the path of described super capacitor is with current sampling unit, and reason battery path equally also belt current sample circuit and large capacity 1 ì person can electric capacity and in described battery two ends.This patent is identical with patent above substantially, is also mainly in order to improve car load fuel consume, and protection reason battery is avoided high current charge-discharge, extends its useful life.
3, the patent No. is CN201110220477.7, name is called the patent of invention of " battery and supercapacitor device and using method ", this patent discloses a kind of battery using in vehicle and supercapacitor device, the controller that it comprises positive pole, the first negative pole, the second negative pole, is arranged on the first positive plate between anodal and the first and second negative poles and is communicated with positive pole, the first negative pole and the second negative pole.The first negative pole has the first composition and is communicated with the first positive pole.The second negative pole has the second composition and adjacent with the second positive plate with the first negative pole.The second negative pole is communicated with anodal and the first negative pole.The first negative pole comprises secondary battery negative pole.The second negative pole comprises super capacitor anode.This patent is mainly the supply electrical stability of stable power-driven automobile to motor, ensures that electric automobile drives the flatness of power.
Therefore, although above-mentioned these patents have related to battery and super capacitor, can carefully analyze and can find out, all do not propose how to solve existing electric automobile and discharge and recharge existing problem, so how effectively to solve current charging electric vehicle overlong time, the inconvenient problem of charging, still needs further to be studied.
Summary of the invention
The object of the invention is to for existing charging electric vehicle efficiency low, the inconvenient existing problem of charging, a kind of new electric vehicle rapid charging method and device are proposed, this kind of electric vehicle rapid charging method and device can make electric automobile obtain electric energy from peripheral power supply fast, and utilize the characteristic of super capacitor to charge to storage battery module by intelligent management mode, especially super capacitor charging to storage battery in electric automobile during traveling process.
To achieve these goals, the technical solution used in the present invention is: a kind of electric vehicle quick charge method that super capacitor and storage battery combine, the composite energy storage system that adopts super capacitor to combine with storage battery, in electric motor car operation short stay process, composite energy storage system is connected with peripheral power supply, utilize the super capacitor in composite energy storage system to obtain electric energy from peripheral power supply fast, after composite energy storage system and peripheral power supply lose and are connected, super capacitor in composite energy storage system by the electric energy transfer of obtaining in the short time in the storage battery in composite energy storage system, after the super capacitor in several times short time composite energy storage system is connected, separates with peripheral power supply, realize the quick and jumbo electrical power storage of composite energy storage system, thereby realize electric automobile quick and jumbo charging in running.
Further, super capacitor and the storage battery in described composite energy storage system takes parallel way to combine; Described storage battery is to be cascaded and to be formed by plural storage battery module; In the time that the super capacitor in composite energy storage system charges a battery, monitoring by management system is selected, only the more storage battery module of power shortage is charged, other storage battery module is still in the drive motors or the power consumption equipment power supply that move for maintenance electric motor car is normal to electric automobile.
Further, super capacitor in described composite energy storage system is connected with peripheral power supply and comprises contact and contactless connection, peripheral power supply is installed on a certain position in the road of electric motor car walking or electric automobile is often parked private site and public place, near peripheral power supply is walked in electric motor car time, peripheral power supply charging receiver in electric motor car is connected with peripheral power supply with contactless by contact, and by peripheral power supply, the super capacitor in composite energy storage system in electric motor car is charged.
Further, it is that peripheral power supply is connected to power supply in super capacitor after over commutation that described peripheral power supply charges to the super capacitor in composite energy storage system in electric motor car, and the super capacitor in composite energy storage system is charged.
Further, described super capacitor by the electric energy transfer of obtaining in the short time to being that super capacitor in composite energy storage system is by being connected and obtaining after electric energy with peripheral power supply in the storage battery in composite energy storage system, after disconnecting with peripheral power supply, optionally charge to the storage battery module that needs charging in composite energy storage system by voltage stabilization and current stabilization device.
Further, described optionally charging is that drive motors or power consumption equipment are powered by n storage battery module, m(m=1, 2, ..., n) individual storage battery module m passes through K switch m1 with being connected of its periphery, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m.
Km1, Km2, Km3, Km4, Km5 control by intelligent accummulator management system is intelligent, under normal circumstances, when the electric energy that monitors storage battery module m when intelligent accummulator management system is greater than certain value, make Km1 and Km2 in closure state, Km3, Km4 and Km5 are in off-state, and now, storage battery module m is in power supply state, in the time that storage battery module m occurs that electric energy is not enough, when super capacitor in composite energy storage system is connected with peripheral power supply, super capacitor at short notice (approximately tens seconds even several seconds) obtains electric energy from periphery, intelligent accummulator management system filters out the storage battery module m that needs charging simultaneously, and make Km1 and Km2 in off-state, Km3, Km4 and Km5 are in closure state, at this moment, storage battery module m is in power supply isolation, super capacitor charges to storage battery module m, after the super capacitor in composite energy storage system and peripheral power supply disconnect, super capacitor continues storage battery module m to keep charging, until be full of electricity.
A kind of electric vehicle quick charge energy-storage system device of realizing said method, quick charge energy-storage system is composite energy storage system, composite energy storage system comprises super capacitor and storage battery, super capacitor and storage battery are connected in parallel in the circuit of energy-storage system, and storage battery is to be cascaded and to be formed by plural storage battery module; In electric motor car operation short stay process, super capacitor in composite energy storage system is connected with peripheral power supply, and obtain electric energy from peripheral power supply, and super capacitor in composite energy storage system and peripheral power supply charge to the more storage battery module of power shortage after disconnecting.
Further, super capacitor in described composite energy storage system is connected with peripheral power supply and comprises contact and contactless connection, peripheral power supply is installed on a certain position in the road of electric motor car walking or electric automobile is often parked private site and public place, near peripheral power supply is walked in electric motor car time, peripheral power supply charging receiver in electric motor car is connected with peripheral power supply with contactless by contact, and by peripheral power supply, the super capacitor in composite energy storage system in electric motor car is charged.
Further, described super capacitor is connected by rectifying device and is connected with peripheral power supply with peripheral power supply, and peripheral power supply is connected to power supply in super capacitor after over commutation, and the super capacitor in composite energy storage system is charged.
Further, after described super capacitor and peripheral power supply disconnect, charge to the more storage battery module of power shortage and be, storage battery is made up of n storage battery module, wherein m(m=1, 2, ..., n) individual storage battery module m passes through K switch m1 with being connected of its periphery, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment (or electric automobile) power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m.
Km1, Km2, Km3, Km4, Km5 control by intelligent accummulator management system is intelligent, under normal circumstances, when the electric energy that monitors storage battery module m when intelligent accummulator management system is greater than certain value, make Km1 and Km2 in closure state, Km3, Km4 and Km5 are in off-state, and now, storage battery module m is in power supply state, in the time that storage battery module m occurs that electric energy is not enough, when super capacitor in composite energy storage system is connected with peripheral power supply, super capacitor at short notice (approximately tens seconds even several seconds) obtains electric energy from periphery, intelligent accummulator management system filters out the storage battery module m that needs charging simultaneously, and make Km1 and Km2 in off-state, Km3, Km4 and Km5 are in closure state, at this moment, storage battery module m is in power supply isolation, super capacitor charges to storage battery module m, after the super capacitor in composite energy storage system and peripheral power supply disconnect, super capacitor continues storage battery module m to keep charging, until be full of electricity.
Further, described super capacitor and storage battery module are provided with voltage stabilization and current stabilization device, super capacitor in composite energy storage system is by being connected and obtaining after electric energy with peripheral power supply, after disconnecting with peripheral power supply, optionally charge to the storage battery module that needs charging in composite energy storage system by voltage stabilization and current stabilization device.
Beneficial effect of the present invention: the composite energy storage system that the present invention adopts super capacitor, storage battery to combine, and utilize the peripheral electric energy of super capacitor quick obtaining, then by super capacitor, storage battery is charged.In the time that this energy-storage system is connected with peripheral power supply (containing contact and contactless), utilize supercapacitor properties can obtain fast electric energy, after peripheral power supply loses and is connected, super capacitor can be by the electric energy transfer of obtaining in its short time to storage battery.After being connected, separating with peripheral power supply through the several times short time, realize quick and jumbo storage.Thereby realize the feature that charging is fast, energy storage capacity is large.
The present invention can be applicable to electric automobile or other quick charge of moving power consumption equipment, as long as move the correct position crossing etc. of traffic lights (as be provided with) of power consumption equipment process or the correct position stopping (as parking lot etc. in front of the door, supermarket) at electric automobile or other, charging device is set, utilize electric automobile or other to move power consumption equipment brief stay and can realize quick and large capacity charging object, and because super capacitor energy-storage is fast, the characteristic that invertibity is strong, can repeatedly obtain fast at short notice peripheral electric energy, recycling super capacitor is to storage battery transfer electrical energy, for storage battery carries out packaged type charging, thereby break through the bottleneck problem of current charging electric vehicle.
Brief description of the drawings
Fig. 1 is theory diagram schematic diagram of the present invention;
Fig. 2 is the circuit block diagram schematic diagram of one embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
Embodiment mono-
Can find out that by accompanying drawing 1 the present invention is a kind of electric vehicle rapid charging energy-storage system device, in electric automobile, be provided with a quick charge energy-storage system, quick charge energy-storage system is composite energy storage system, composite energy storage system comprises super capacitor 1 and storage battery 2, super capacitor 1 and storage battery 2 are connected in parallel in the circuit of energy-storage system, and storage battery 2 is to be cascaded and to be formed by three storage battery modules 6, and each storage battery module 6 can or be composed in series by some storage battery junior units parallel connections; The other rectifying device 4 that is parallel with of super capacitor 1, super capacitor 1 carries out wired or wireless connection by rectifying device 4 with peripheral power supply 3 in electric motor car operation short stay process; And in electric motor car operation short stay process the super capacitor 1 in composite energy storage system by obtaining electric energy with being connected of peripheral power supply 3, and after super capacitor in composite energy storage system 1 disconnects with peripheral power supply 3, obtained electric energy is given in composite energy storage system and needed the storage battery module 6 of charging optionally to charge by voltage stabilization and current stabilization device 5.
It is that drive motors 7 is powered (as shown in Figure 2) by three storage battery modules 6 that described carrying out optionally charged, m(m=1, 2, 3) individual storage battery module m passes through K switch m1 with being connected of its periphery, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment (or electric automobile) power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m.
Km1, Km2, Km3, Km4, Km5 control by intelligent accummulator management system 8 is intelligent, under normal circumstances, when the electric energy that monitors storage battery module m when intelligent accummulator management system 8 is greater than certain value, make Km1 and Km2 in closure state, Km3, Km4 and Km5 are in off-state, and now, storage battery module m is in power supply state, in the time that storage battery module m occurs that electric energy is not enough, when super capacitor in composite energy storage system is connected with peripheral power supply, super capacitor at short notice (approximately tens seconds even several seconds) obtains electric energy from periphery, intelligent accummulator management system 8 filters out the storage battery module m that needs charging simultaneously, and make Km1 and Km2 in off-state, Km3, Km4 and Km5 are in closure state, at this moment, storage battery module m is in power supply isolation, super capacitor charges to storage battery module m, after the super capacitor in composite energy storage system and peripheral power supply disconnect, super capacitor continues storage battery module m to keep charging, until be full of electricity.
Described peripheral power supply 3 is installed in electric automobile through on a certain position in road (in crossroad or parking lot), near peripheral power supply is walked in electric motor car time, peripheral power supply charging receiver in electric motor car is connected with peripheral power supply with contactless by contact, and by peripheral power supply, the super capacitor in composite energy storage system in electric motor car is carried out to quick charge.
Between described super capacitor 1 and storage battery, be provided with voltage stabilization and current stabilization device 5, the super capacitor in composite energy storage system, by being connected and obtaining after electric energy with peripheral power supply, after disconnecting with peripheral power supply, charges to storage battery module m by voltage stabilization and current stabilization device.
Implement two
Embodiment bis-is the same with the principle of embodiment mono-, and just described drive motors or power consumption equipment powered by two storage battery modules, and one of them be that drive motors or power consumption equipment are powered for two storage battery modules, and another is charged to it by super capacitor, K switch m1 is all passed through in peripheral connection at two storage battery modules, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment (or electric automobile) power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m.
Can find out by above-described embodiment, the present invention can be summarized as a kind of electric vehicle rapid charging method combining based on super capacitor and storage battery, the composite energy storage system that adopts super capacitor to combine with storage battery, in electric automobile operation short stay process, composite energy storage system is connected with peripheral power supply, utilize the super capacitor in composite energy storage system to obtain electric energy from peripheral power supply fast, after composite energy storage system and peripheral power supply lose and are connected, super capacitor in composite energy storage system by the electric energy transfer of obtaining in its short time in the storage battery in composite energy storage system, after the super capacitor in several times short time composite energy storage system is connected, separates with peripheral power supply, realize the quick and jumbo electrical power storage in composite energy storage system, thereby realize effective quick charge of the electric automobile in running.
Further, super capacitor and the storage battery in described composite energy storage system takes parallel way to combine; Described storage battery is to be cascaded and to be formed by plural storage battery module, and each storage battery module can or be composed in series by some storage battery junior units parallel connections; In the time that the super capacitor in composite energy storage system charges a battery, monitoring by management system is selected, the storage battery module more to power shortage charges, and other storage battery module is still being powered for keeping electric motor car normally to move to drive motors or the power consumption equipment of electric automobile.
Further, super capacitor in described composite energy storage system is connected with peripheral power supply and comprises contact (as being connected with the plug-in type of charging pile etc.) and contactless connection (as being connected with the induction type of wireless charging device etc.), peripheral power supply is installed on a certain position in the road of electric motor car walking or the place often stopping, near electric automobile is walked peripheral power supply time, peripheral power supply charging receiver in electric motor car is connected with peripheral power supply with contactless by contact, and by peripheral power supply, the super capacitor in composite energy storage system in electric motor car is charged.
Further, it is that peripheral power supply is connected to power supply in super capacitor after over commutation that described peripheral power supply charges to the super capacitor in composite energy storage system in electric motor car, and the super capacitor in composite energy storage system is charged.
Further, described super capacitor by the electric energy transfer of obtaining in the short time in the storage battery in composite energy storage system, super capacitor in composite energy storage system is by being connected and quick obtaining electric energy with peripheral power supply, after disconnecting with peripheral power supply, optionally charge to the storage battery module that needs charging in composite energy storage system by voltage stabilization and current stabilization device.
Further, described optionally charging is, storage battery is made up of n storage battery module, m(m=1, 2, ..., n) individual storage battery module m passes through K switch m1 with being connected of its periphery, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment (or electric automobile) power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m.
Km1, Km2, Km3, Km4, Km5 control by intelligent accummulator management system is intelligent, under normal circumstances, when the electric energy that monitors storage battery module m when intelligent accummulator management system is greater than certain value, make Km1 and Km2 in closure state, Km3, Km4 and Km5 are in off-state, and now, storage battery module m is in power supply state, in the time that storage battery module m occurs that electric energy is not enough, when super capacitor in composite energy storage system is connected with peripheral power supply, super capacitor at short notice (approximately tens seconds even several seconds) obtains electric energy from periphery, intelligent accummulator management system filters out the storage battery module m that needs charging simultaneously, and make Km1 and Km2 in off-state, Km3, Km4 and Km5 are in closure state, at this moment, storage battery module m is in power supply isolation, super capacitor charges to storage battery module m, after the super capacitor in composite energy storage system and peripheral power supply disconnect, super capacitor continues storage battery module m to keep charging, until be full of electricity.
The present invention can be applicable to electric automobile or other quick charge of moving power consumption equipment, as long as electric automobile or other move power consumption equipment often the correct position of process (as traffic light intersection etc.) or the place that often stops (as parking lot, supermarket etc.) charging device is set, utilize electric automobile or other to move power consumption equipment brief stay and can realize quick charge object, and because super capacitor energy-storage is fast, the characteristic that invertibity is strong, can repeatedly obtain fast at short notice peripheral electric energy, recycling super capacitor is to storage battery transfer electrical energy, for storage battery charges, thereby break through the bottleneck problem of current charging electric vehicle.
Obviously; above-described embodiment is the cited several examples of the present invention; understand these execution modes and be only not used in the restriction scope of the invention for the present invention is described; reading after the present invention, within those skilled in the art all fall within protection range of the presently claimed invention to the amendment of the various equivalent form of values of the present invention.
Claims (10)
1. the electric vehicle rapid charging method that a super capacitor and storage battery combine, the composite energy storage system that adopts super capacitor to combine with storage battery, in electric motor car operation short stay process, composite energy storage system is connected with peripheral power supply, utilize the super capacitor in composite energy storage system to obtain electric energy from peripheral power supply fast, after composite energy storage system and peripheral power supply lose and are connected, the super capacitor in composite energy storage system by the electric energy transfer of obtaining in the short time in the storage battery in composite energy storage system; After the super capacitor in several times short time composite energy storage system is connected, separates with peripheral power supply, realize the quick and jumbo electrical power storage of composite energy storage system, thereby realize electric automobile quick charge in the process of moving.
2. the electric vehicle quick charge method that super capacitor as claimed in claim 1 and storage battery combine, is characterized in that, super capacitor and storage battery in described composite energy storage system take parallel way to combine; Described storage battery is to be cascaded and to be formed by plural storage battery module; In the time that the super capacitor in composite energy storage system charges a battery, monitoring by management system is selected, the storage battery module more to power shortage charges, and other storage battery module is still being powered for keeping electric motor car normally to move to drive motors or the power consumption equipment of electric automobile.
3. the electric vehicle quick charge method that super capacitor as claimed in claim 1 and storage battery combine, it is characterized in that, super capacitor in described composite energy storage system is connected with peripheral power supply and comprises contact and contactless connection, peripheral power supply be installed in electric automobile the frequent ad-hoc location of process, near electric automobile is walked peripheral power supply time, peripheral power supply charging receiver in electric motor car is connected with peripheral power supply with contactless by contact, and by peripheral power supply, the super capacitor in composite energy storage system in electric motor car is charged.
4. the electric vehicle quick charge method that super capacitor as claimed in claim 3 and storage battery combine, it is characterized in that, it is that peripheral power supply is connected to power supply in super capacitor after over commutation that described peripheral power supply charges to the super capacitor in composite energy storage system in electric motor car, and the super capacitor in composite energy storage system is charged.
5. the electric vehicle quick charge method that super capacitor as claimed in claim 1 and storage battery combine, it is characterized in that, described super capacitor by the electric energy transfer of obtaining in the short time to being that super capacitor in composite energy storage system is by being connected and obtaining after electric energy with peripheral power supply in the storage battery in composite energy storage system, after disconnecting with peripheral power supply, optionally charge to the storage battery module that needs charging in composite energy storage system by voltage stabilization and current stabilization device.
6. the electric vehicle quick charge method that super capacitor as claimed in claim 5 and storage battery combine, it is characterized in that, described optionally charging is that storage battery is made up of n storage battery module, m(m=1, 2, ..., n) individual storage battery module m passes through K switch m1 with being connected of its periphery, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment (or electric automobile) power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m,
Km1, Km2, Km3, Km4, Km5 control by intelligent accummulator management system is intelligent, under normal circumstances, when the electric energy that monitors storage battery module m when intelligent accummulator management system is greater than certain value, make Km1 and Km2 in closure state, Km3, Km4 and Km5 are in off-state, and now, storage battery module m is in power supply state, in the time that storage battery module m occurs that electric energy is not enough, when super capacitor in composite energy storage system is connected with peripheral power supply, super capacitor at short notice (approximately tens seconds even several seconds) obtains electric energy from periphery, intelligent accummulator management system filters out the storage battery module m that needs charging simultaneously, and make Km1 and Km2 in off-state, Km3, Km4 and Km5 are in closure state, at this moment, storage battery module m is in power supply isolation, super capacitor charges to storage battery module m, after the super capacitor in composite energy storage system and peripheral power supply disconnect, super capacitor continues storage battery module m to keep charging, until be full of electricity.
7. realize the electric vehicle quick charge energy-storage system device of the electric vehicle quick charge method said method that super capacitor and storage battery combine described in claim 1 for one kind, quick charge energy-storage system is composite energy storage system, composite energy storage system comprises super capacitor and storage battery, it is characterized in that, super capacitor and storage battery are connected in parallel in the circuit of energy-storage system, and storage battery is to be cascaded and to be formed by plural storage battery module; In electric automobile operation short stay process, super capacitor in composite energy storage system is connected with peripheral power supply, and obtain electric energy from peripheral power supply, and super capacitor in composite energy storage system and peripheral power supply charge to the more storage battery module of power shortage after disconnecting.
8. electric vehicle quick charge energy-storage system device as claimed in claim 7, it is characterized in that, super capacitor in described composite energy storage system is connected with peripheral power supply and comprises contact and contactless connection, peripheral power supply be installed in electric automobile the frequent ad-hoc location of process, near electric automobile is walked peripheral power supply time, peripheral power supply charging receiver in electric motor car is connected with peripheral power supply with contactless by contact, and by peripheral power supply, the super capacitor in composite energy storage system in electric motor car is charged.
9. electric vehicle quick charge energy-storage system device as claimed in claim 8, it is characterized in that, described super capacitor is connected by rectifying device and is connected with peripheral power supply with peripheral power supply, peripheral power supply is connected to power supply in super capacitor after over commutation, and the super capacitor in composite energy storage system is charged.
10. electric vehicle rapid charging energy-storage system device as claimed in claim 9, it is characterized in that, after described super capacitor and peripheral power supply disconnect, charge to the more storage battery module of power shortage and be, storage battery is made up of n storage battery module, m(m=1, 2, ..., n) each and every one storage battery module m passes through K switch m1 with being connected of its periphery, Km2, Km3, Km4, Km5 controls, wherein Km1 and Km2 are to be power consumption equipment (or electric automobile) power supply connecting valve, Km1 and Km2 are connected in storage battery module inlet wire and outlet, Km3 is storage battery module m power supply isolating switch, Km3 is in parallel with storage battery m, be connected across on the inlet wire and outlet outside Km1 and Km2, Km4 and Km5 are connected super capacitor to the storage battery module m connecting valve that charges, Km4 and Km5 are connected on the inlet wire and outlet that super capacitor is connected with storage battery module m,
Km1, Km2, Km3, Km4, Km5 control by intelligent accummulator management system is intelligent, under normal circumstances, when the electric energy that monitors storage battery module m when intelligent accummulator management system is greater than certain value, make Km1 and Km2 in closure state, Km3, Km4 and Km5 are in off-state, and now, storage battery module m is in power supply state, in the time that storage battery module m occurs that electric energy is not enough, when super capacitor in composite energy storage system is connected with peripheral power supply, super capacitor at short notice (approximately tens seconds even several seconds) obtains electric energy from periphery, intelligent accummulator management system filters out the storage battery module m that needs charging simultaneously, and make Km1 and Km2 in off-state, Km3, Km4 and Km5 are in closure state, at this moment, storage battery module m is in power supply isolation, super capacitor charges to storage battery module m, after the super capacitor in composite energy storage system and peripheral power supply disconnect, super capacitor continues storage battery module m to keep charging, until be full of electricity.
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