CN103296730B

CN103296730B - Photovoltaic system for electric vehicle

Info

Publication number: CN103296730B
Application number: CN201310275616.5A
Authority: CN
Inventors: 李耿信; 李帅龙; 李春信
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-03
Filing date: 2013-07-03
Publication date: 2018-08-21
Anticipated expiration: 2033-07-03
Also published as: CN103296730A

Abstract

The invention discloses a kind of photovoltaic systems for electric vehicle, this system includes by the concatenated accumulator group of more piece accumulator, photovoltaic module, Voltage stabilizing module, global voltage detection module, whole charge control module and whole trickle charge module, photovoltaic module output end connects Voltage stabilizing module and whole charge control module input terminal, the whole charge control module of Voltage stabilizing module output end connection and global voltage detection module input terminal, whole charge control module charging output end connects accumulator group with global voltage detection module input terminal, the whole charge control module signal input part of global voltage detection module output end connection, the whole whole trickle charge module input of charge control module trickle output end connection, whole trickle charge module output end connects accumulator group.This system is driven a vehicle or parking is chargeable, and booster battery group provides electric energy, improves continual mileage, is charged according to single-unit Battery Performance Testing, single-unit accumulator property is avoided to deteriorate, and improves battery life.

Description

Photovoltaic system for electric vehicle

Technical field

The present invention relates to a kind of photovoltaic systems for electric vehicle.

Background technology

With the development of science and technology, all kinds of electric vehicles have been more and more widely used, to saving natural energy resources, Realize that energy diversification and sustainable development are of great significance.Usual electric vehicle provides the energy by accumulator group, passes through Motor drive vehicle travels.Due to the characteristic of accumulator, general electric vehicle carries out accumulator by alternating current after needing parking Charging, to ensure the traveling of electric vehicle；Simultaneously because limited by accumulator group power capacity, it is past in electric vehicle traffic It is past to influence continual mileage because battery electric energy exhausts.On the other hand, storage battery of electric motor group is usually stored by concatenated more piece Battery composition, using initially, accumulator group meets specified power capacity, and in use for some time, rated power Capacity is on a declining curve, seriously affects the normally travel mileage of electric vehicle.To find out its cause, due to point of accumulator manufacturing process Property is dissipated, often there is the phenomenon that certain section or more piece accumulator generate brownout, power capacity decaying first in more piece accumulator, Other accumulators are fully charged when charging, which is but not fully filled, and other accumulators also had and can continue work when electric discharge The electric energy of work, the section low-voltage storage battery electric energy have discharged, and electric vehicle works on, and low-voltage storage battery will be caused to cross and put Electricity, if handled not in time, overdischarge phenomenon can be aggravated constantly, capacity attenuation, and energy output is insufficient, and the section can be caused when serious Low-voltage storage battery shifts to an earlier date permanent damage, causes entire accumulator group service life to reduce, to influence entire accumulator group Performance, single-unit low-voltage storage battery is equivalent to resistance in accumulator group, influences the regular picture of accumulator group, greatly reduce The continual mileage of electric vehicle；When occurring the single-unit accumulator of electric energy decaying in accumulator group, not only can not normally put Electricity provides electric energy, can absorb other normal single-unit battery electric energies instead, tie down the regular picture of entire accumulator group, during which uses Family it is often difficult to find and overhaul in time, the system that also single-unit accumulator is not detected and is repaired in electric vehicle waits for When entire accumulator group power capacity deep fades, more or less there is failure in the more piece accumulator in accumulator group, even Permanent damage seriously affects the service life of accumulator group.Currently used line charger is only to entire accumulator group Implement charging, can not treat with a certain discrimination and respectively save the performance difference of accumulator in accumulator group and charge, the storage for causing performance good Battery overcharge, the accumulator undercharge of poor performance, and vicious circle lead to the accumulator of poor performance from smoke into smother, performance Good accumulator gradually causes bad, and entire accumulator group is finally caused to scrap.

Invention content

Technical problem to be solved by the invention is to provide a kind of photovoltaic systems for electric vehicle, utilize this system electricity Motor-car is chargeable in driving or parking, and booster battery group provides electric energy for electric vehicle, improves the continuous of electric vehicle Mileage is sailed, and can be charged according to single-unit accumulator property examinations, avoids single-unit accumulator property from deteriorating, improves entire electric power storage The service life of pond group.

In order to solve the above technical problems, photovoltaic system of the present invention for electric vehicle includes concatenated by more piece accumulator Accumulator group further includes photovoltaic module, Voltage stabilizing module, global voltage detection module, whole charge control module and whole trickle The output end of charging module, the photovoltaic module is separately connected the Voltage stabilizing module and whole charge control module input terminal, institute It states Voltage stabilizing module output end and is separately connected the whole charge control module and global voltage detection module input terminal, the entirety Charge control module charging output end connects the accumulator group, and the global voltage detection module input terminal connects the electric power storage Pond group, the global voltage detection module output end connection whole charge control module signal input part, the entirety are filled The electric control module trickle output end connection whole trickle charge module input, the entirety trickle charge module output end Connect the accumulator group.

Further, this system further includes single-unit charge control module and single-unit voltage detection module, and the photovoltaic module is defeated Outlet connects the single-unit charge control module input terminal, and the single-unit charge control module charging output end connects the electric power storage Each single-unit accumulator of pond group, the single-unit voltage detection module input terminal connect each single-unit accumulator of the accumulator group, The single-unit voltage detection module output end connects the single-unit charge control module signal input part.

Further, above-mentioned photovoltaic module includes whole rechargeable battery set and single-unit rechargeable battery set, the whole charging electricity The output end of pond group is separately connected the input terminal of the Voltage stabilizing module and whole charge control module, the single-unit rechargeable battery set Output end connect the input terminal of the single-unit charge control module.

Further, above-mentioned Voltage stabilizing module includes triode T1, resistance R4, resistance R5 and zener diode D9, the entirety Voltage detection module includes comparator IC2, resistance R7, resistance R8, resistance Rf and zener diode D5, the entirety charge control Module include optical coupled switch IC1, triode T2, the relay J0 with normally-closed contact J01, potentiometer W0, resistance R3, resistance R6, Resistance R9, resistance R10, diode D2, diode D3, zener diode D4, zener diode D8 and light emitting diode D7, it is described Whole trickle charge module includes resistance R2 and light emitting diode D6, the relay J0 coils, light emitting diode D7, resistance R6 It is sequentially connected in series and relay J0 coil-ends connects the anode of the photovoltaic module, the ends resistance R6 connect the current collection of the triode T2 Pole, the emitter of the triode T2 connects the negative terminal of the photovoltaic module, base stage connects the ratio after concatenating the resistance R9 Compared with the output end of device IC2, the resistance R7 connects the emitter of the output end and triode T1 of the comparator IC2, the electricity Resistance Rf connects the output end and positive input terminal of the comparator IC2, is connected after the collector series connection resistance R5 of the triode T1 The anode of the photovoltaic module, the resistance R4 connect the positive and negative terminal of the photovoltaic module and steady after being concatenated with zener diode D9 Negative terminal, the cathode of the anode connection photovoltaic module of pressure diode D9 connect the base stage of the triode T1, the resistance R8 with it is steady The anode of the negative terminal of the photovoltaic module and the emitter of triode T1 and zener diode D5 is connected after pressure diode D5 concatenations Negative terminal, the cathode of connection photovoltaic module connect the negative input end of the comparator IC2, the resistance R3, optical coupled switch IC1 hair Optical diode, zener diode D8 connect the positive and negative terminal of the photovoltaic module after being sequentially connected in series and the anode of zener diode D8 connects Connect the negative terminal of photovoltaic module, the normally-closed contact J01, diode D2, the phototriode of optical coupled switch IC1, zener diode D4, potentiometer W0, resistance R10 connect the positive and negative terminal of the photovoltaic module and the cathode connection of zener diode D4 after being sequentially connected in series The emitter of the phototriode, the movable contact of the potentiometer W0 connect the positive input terminal of the comparator IC2, the light The collector of quick triode connects the anode of the accumulator group, after the resistance R2 is concatenated with light emitting diode D6 described in connection The anode of the anode and accumulator group of photovoltaic module, the negative terminal of the photovoltaic module connect the negative terminal of the accumulator group.

Further, above-mentioned single-unit charge control module include relay J1, relay J2, relay Jn-1, relay Jn, Relay Jn+1, relay Jn+2, comparator IC61, light-operated switch IC62, triode T6, resistance R021, resistance R61, resistance R62, resistance R63, resistance R64, resistance R65, resistance Rf6, potentiometer W6, diode D01, zener diode D61, diode D62, zener diode D63, zener diode D64, electrolytic capacitor C0, electrolytic capacitor C1, electrolytic capacitor C2；The single-unit voltage Detection module includes n detection circuit, the detection circuit include comparator ICn1, light-operated switch ICn2, light-operated switch ICn3, Triode Tn, resistance Rn1, resistance Rn2, resistance Rn3, resistance Rn4, resistance Rn5, resistance Rnf, potentiometer Wn, zener diode Dn1, zener diode Dn2, light emitting diode Dn3, diode Dn4, diode Dn5, wherein n are the electric power storage of the accumulator group Pond joint number；The relay J1, relay J2, relay Jn-1 and relay Jn are respectively provided with single head double-throw contact J11, single head Double-throw contact J21, single head double-throw contact Jn-11, single head double-throw contact Jn1 and double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2, the relay Jn+1 and relay Jn+2 are respectively provided with single head Double-throw contact Jn+11, double end double-throw contact Jn+12 and double end double-throw contact Jn+21；The resistance R61 connects with potentiometer W6 And the movable contact of potentiometer W6 connects the positive input terminal of the comparator IC61, the resistance R62 connects with zener diode D64 And the cathode of zener diode D64 connects the negative input end of the comparator IC61, the resistance Rf6 connections comparator The positive input terminal and output end of IC61, the resistance R63 connect the output of the comparator IC61 with resistance R64 series connection and midpoint End, the cathode of the zener diode D61 connect the reflection of the power supply negative terminal of the comparator IC61, anode connecting triode T6 Pole, the anode of zener diode D64, the ends potentiometer W6, the collector of light-operated switch IC62 phototriodes and electrolytic capacitor C2 Negative terminal, the base stage connection resistance R64 ends of the triode T6, the current collection of the coil connecting triode T6 of the relay Jn+2 The anode of pole and electrolytic capacitor C2, the diode D62 are parallel to the coil and anode connecting triode T6 of relay Jn+2 The anode of collector, the electrolytic capacitor C2 connects power positive end, the ends resistance R63, the resistance of comparator IC61 after resistance R65 The ends R62, the ends resistance R61 and double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end are double Throw double end one end of contact Jn2, double-throw one end of double end double-throw contact Jn+12, the phototriode of the light-operated switch IC62 Repellel connect and is connected to light-emitting diodes tube cathode double end double-throw contact J12, double end double-throw contact J22, double end double-throw and touches Double-throw one end of the double end other end of point Jn-12 and double end double-throw contact Jn2, double end double-throw contact Jn+12, the double end double-throw Contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2 double-throw end be separately connected institute Each section accumulator positive negative terminal of accumulator group is stated, the double end end of double end double-throw contact Jn+12 is separately connected the photovoltaic group The double-throw other end of the cathode of the negative terminal and light emitting diode D6 of part, double end double-throw contact Jn+12 is separately connected the storage The positive and negative terminal of battery pack；Simultaneously potentiometer Wn movable contacts connect comparator to resistance Rn1 with potentiometer Wn series connection in the detection circuit The negative input end of ICn1, the resistance Rn2 connect comparator with the cathode of zener diode Dn1 series connection and zener diode Dn1 The positive input terminal of ICn1, the negative input end and output end of the resistance Rnf connection comparators ICn1, the resistance Rn3 and resistance The output end of Rn5 series connection and midpoint connection comparator ICn1, the ends resistance Rn5 connect the base stage of the triode Tn, the voltage stabilizing The power supply negative terminal of the cathode connection comparator ICn1 of diode Dn2, the repellel connection zener diode Dn2 of the triode Tn Anode, the anode of zener diode Dn1, the ends potentiometer Wn and light-operated switch ICn2 phototriodes collector, the electricity Resistance Rn4, light emitting diode Dn3, light-operated switch ICn3 light emitting diode be sequentially connected in series and both ends are separately connected triode Tn's Collector and the ends resistance Rn3, the power positive end of comparator ICn1, the ends resistance Rn2, the ends resistance Rn1, the light-operated switch ICn3 light The emitter of quick triode is separately connected the anode of diode Dn4 and diode Dn5, the cathode of each detection circuit diode Dn4 It is separately connected double-throw one end, relay J2 coils one end and list of described relay J1 coils one end and single head double-throw contact J11 Double-throw one end of head double-throw contact J21, double-throw one end of relay Jn-1 coils one end and single head double-throw contact Jn-11, relay The cathode of double-throw one end of device Jn coils one end and single head double-throw contact Jn1, each detection circuit diode Dn5 is separately connected relay Double-throw one end of device Jn+1 coils one end and single head double-throw contact Jn+11, the electrolytic capacitor C0 connect simultaneously with electrolytic capacitor C1 The collector of the negativing ending grounding of electrolytic capacitor C1, each detection circuit light-operated switch ICn3 phototriodes is separately connected electrolytic capacitor The double end end of the anode of C1, double end double-throw contact Jn+21 is separately connected the positive and negative terminal of the accumulator group, double-throw one end point It Lian Jie not the relay J1 coils other end, the relay J2 coils other end, the relay Jn-1 coils other end, relay Jn coils The double-throw other end of the other end and the relay Jn+1 coil other ends, double end double-throw contact Jn+21 is sequentially connected in series single head pair The single head end and the double-throw other end, the single head end of single head double-throw contact J21 and the double-throw other end, single head double-throw for throwing contact J11 are touched The single head end of the point Jn-11 and double-throw other end, the single head end of the single head double-throw contact Jn1 and double-throw other end, single head double-throw contact The double-throw of the single head end of Jn+11 and the double-throw other end, the anode connection double end double-throw contact Jn+21 of the electrolytic capacitor C0 is another End, the resistance R021, diode D01, the light emitting diode of each detection circuit light-operated switch ICn2, zener diode D63 according to The anode of the anode connection light-operated switch IC62 light emitting diodes of secondary concatenation and zener diode D63, the ends resistance R021 connect institute State the anode of photovoltaic module.

Further, above-mentioned whole charge control module includes double end double-throw change-over switch K1 and diode D02, the entirety Voltage detection module includes voltmeter V, and the single-unit voltage detection module includes voltmeter V2, the single-unit charge control module Anode including double end double-throw change-over switch K2 and diode DN, the diode D02 connects the anode of the photovoltaic module, institute The negative terminal that voltmeter V is parallel to the cathode and photovoltaic module of the diode D02 is stated, the double end double-throw change-over switch K1's is double Head end connects the cathode of the diode D02 and the negative terminal of photovoltaic module, the switching of double-throw end connect the positive and negative of the accumulator group The positive and negative terminal of a certain accumulator, the voltmeter V2 are parallel to the double end double-throw change-over switch K2 in end and the accumulator group Double end end, the double end end of the double end double-throw change-over switch K2 connects certain in the photovoltaic module after concatenating the diode DN The positive and negative terminal of one battery, double-throw end switch a certain accumulator positive negative terminal connected in the accumulator group, the diode respectively The anode of DN connects the anode of a certain battery in the photovoltaic module.

Further, above-mentioned whole charge control module includes relay Jn+1 and diode D02, the global voltage detection Module includes voltmeter V, and the single-unit voltage detection module includes being parallel to the electricity of each accumulator positive negative terminal of the accumulator group Table V n, the single-unit charge control module is pressed to include switch K, relay J1, relay J2, relay Jn-1, relay Jn, press Button AN1, button AN2, button ANn-1, button ANn, electrolytic capacitor C0, electrolytic capacitor C1, diode D11, diode D12, two Pole pipe D21, diode D22, diode Dn-11, diode Dn-12, diode Dn1, diode Dn2, wherein n are accumulator group Accumulator joint number, the relay J1, relay J2, relay Jn-1 and relay Jn are respectively provided with single head double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, single head double-throw contact Jn1 and double end double-throw contact J12, double end are double It throws contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2, the relay Jn+1 carries single head double-throw contact Jn + 11 and double end double-throw contact Jn+12, the voltmeter V are parallel to the positive and negative terminal of the photovoltaic module, the diode D02 sun Pole connects the anode of the photovoltaic module, and the double end end of double end double-throw contact Jn+12 connects the negative terminal of the photovoltaic module The another both ends of positive and negative terminal, double-throw that the accumulator group is connected with diode D02 cathodes, double-throw both ends are separately connected the double end pair Throw the double end end of contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2, the double end Double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2 double-throw end connect respectively Connect each accumulator positive negative terminal of the accumulator group, the relay J1, relay J2, relay Jn-1, relay Jn and after Coil one end of electric appliance Jn+1 is grounded, the relay J1, relay J2, relay Jn-1 and relay Jn the coil other end It is separately connected the cathode of the diode D11, diode D21, diode Dn-11, diode Dn1, the relay Jn+1's The coil other end connects the cathode of the diode D12, diode D22, diode Dn-12, diode Dn2, the button AN1, button AN2, button ANn-1, the one end button ANn are separately connected the anode of the diode D11 and diode D12, two poles The anode of pipe D21 and diode D22, the anode of diode Dn-11 and diode Dn-12, diode Dn1 and diode Dn2 Anode, the button AN1, button AN2, button ANn-1, the button ANn other ends are separately connected the electrolytic capacitor C0 cathode, institute State electrolytic capacitor C0 and electrolytic capacitor C0 anodes after electrolytic capacitor C1 series connection through the switch K connect the accumulator group anode, Electrolytic capacitor C1 cathode connect the accumulator group negative terminal, and the single head end of single head double-throw contact Jn+11 connects the electrolysis Capacitance C0 anodes, double-throw end are separately connected the electrolytic capacitor C0 negative terminals and the coil other end of relay Jn+1, the single head Double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, the single head end of single head double-throw contact Jn1 and double-throw one End is sequentially connected in series, the double-throw other end is separately connected the coil of the relay J1, relay J2, relay Jn-1 and relay Jn The single head end of the other end, single head double-throw contact J11 connects the electrolytic capacitor C0 anodes.

Further, above-mentioned global voltage detection module includes voltmeter V, and the entirety charge control module includes that double end is double Switching switch K1 and diode D02 is thrown, the single-unit charge control module includes double end double-throw switching switch K3 and diode D03, the single-unit voltage detection module include voltmeter V1, the anode connection whole rechargeable battery of the diode D02 The anode of group, the voltmeter V are parallel to the negative terminal of the cathode and whole rechargeable battery set of the diode D02, the double end The double end end of double-throw switching switch K1 connects the both ends the voltmeter V, double-throw end connects the positive and negative terminal of the accumulator group, described The anode of diode D03 connects the anode of the single-unit rechargeable battery set, and the voltmeter V1 is parallel to the diode D03's The double end end of the negative terminal of cathode and single-unit rechargeable battery set, the double end double-throw switching switch K3 connects the voltmeter V1 two End, double-throw end switch the positive and negative terminal for connecting each accumulator in the accumulator group respectively.

Further, this system further includes several protection diode D0, and several protection diode D0 are parallel to institute respectively State the negative terminal that whole rechargeable battery set connects battery with the positive and negative terminal of each battery in single-unit rechargeable battery set and anode.

Further, above-mentioned photovoltaic module be rectangular slab or arc panel and set on the top of electric vehicle, both sides and/or after Side.

Photovoltaic system due to the present invention for electric vehicle uses above-mentioned technical proposal, i.e. this system includes by more piece The concatenated accumulator group of accumulator, photovoltaic module, Voltage stabilizing module, global voltage detection module, whole charge control module and whole Body trickle charge module, the output end connection Voltage stabilizing module and whole charge control module input terminal of photovoltaic module, Voltage stabilizing module The whole charge control module of output end connection and global voltage detection module input terminal, whole charge control module charging output end Accumulator group is connected, global voltage detection module input terminal connects accumulator group, and the connection of global voltage detection module output end is whole Bulk charging control module signal input part, the whole whole trickle charge module input of charge control module trickle output end connection End, whole trickle charge module output end connect accumulator group.This system is driven a vehicle or parking is chargeable, and booster battery group is Electric vehicle provides electric energy, improves the continual mileage of electric vehicle, and can charge according to single-unit accumulator property examinations, It avoids single-unit accumulator property from deteriorating, improves the service life of entire accumulator group.

Description of the drawings

The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：

Fig. 1 is functional block diagram of the present invention for the photovoltaic system of electric vehicle；

Fig. 2 is the electrical schematic diagram that this photovoltaic system charges to vehicle battery group；

Fig. 3 is one of the electrical schematic diagram that this photovoltaic system charges to vehicle battery group and single-unit accumulator；

Fig. 4 is the two of the electrical schematic diagram that this photovoltaic system charges to vehicle battery group and single-unit accumulator；

Fig. 5 is the three of the electrical schematic diagram that this photovoltaic system charges to vehicle battery group and single-unit accumulator；

Fig. 6 is the four of the electrical schematic diagram that this photovoltaic system charges to vehicle battery group and single-unit accumulator；

Fig. 7 is the schematic diagram that photovoltaic module is arranged in this photovoltaic system.

Specific implementation mode

As shown in Figure 1, photovoltaic system of the present invention for electric vehicle includes by 61 concatenated accumulator of more piece accumulator Group 6 further includes that photovoltaic module 1, Voltage stabilizing module 2, global voltage detection module 5, whole charge control module 3 and whole trickle fill The output end of electric module 4, the photovoltaic module 1 is separately connected 3 input terminal of the Voltage stabilizing module 2 and whole charge control module, 2 output end of the Voltage stabilizing module is separately connected the whole charge control module 3 and 5 input terminal of global voltage detection module, institute It states the charging output end of whole charge control module 3 and connects the accumulator group 6,5 input terminal of global voltage detection module connects Connect the accumulator group 6,5 output end of the global voltage detection module connection whole charge control module 3 signal input End, the entirety charge control module 3 trickle output end connection whole 4 input terminal of trickle charge module, the entirety tiny stream 4 output end of current charge module connects the accumulator group 6.The voltage of photovoltaic module 1 is made through Voltage stabilizing module 2 at voltage stabilizing in this system The working power of charge control module 3 and global voltage detection module 5, global voltage detection module 5 detect as a whole after reason The state of accumulator group 6,6 state of accumulator group that whole charge control module 3 is detected according to global voltage detection module 5, by Photovoltaic module 1 implements charging and after accumulator group 6 is fully charged by whole trickle charge as charge power supply to accumulator group 6 Module 4 implements trickle charge to accumulator group 6, to meet the needs of 6 performance of accumulator group；By the light for being set to electric vehicle Lying prostrate component 1 can implement to charge in electric vehicle operational process to accumulator group 6, play enhancing and booster battery group 6 Effect, effectively increases the continual mileage of electric vehicle.

Further, this system further includes single-unit charge control module 8 and single-unit voltage detection module 7, the photovoltaic module 1 Output end connects 8 input terminal of single-unit charge control module, and the single-unit charge control module 8 charges described in output end connection Each single-unit accumulator 61 of accumulator group 6,7 input terminal of single-unit voltage detection module connect each list of the accumulator group 6 Accumulator 61 is saved, 7 output end of single-unit voltage detection module connects 8 signal input part of single-unit charge control module.This It can be to each single-unit accumulator 61 in accumulator group 6 by single-unit charge control module 8 and single-unit voltage detection module 7 in system Examinations and reparation are charged, and are avoided 61 performance of single-unit accumulator from deteriorating, are improved the service life of entire accumulator group 6.

Further, above-mentioned photovoltaic module 1 includes that whole rechargeable battery set 11 and single-unit rechargeable battery set 12, the entirety are filled The output end of electric battery pack 11 is separately connected the input terminal of the Voltage stabilizing module 2 and whole charge control module 3, and the single-unit fills The output end of electric battery pack 12 connects the input terminal of the single-unit charge control module 8.Photovoltaic module 1 is removable to be divided into accumulator Group 6 and single-unit accumulator 61 implement the whole rechargeable battery set 11 and single-unit rechargeable battery set 12 of charging, to improve photovoltaic module 1 Efficiency, and ensure the reliable charging of accumulator group 6 and single-unit accumulator 61 and non-interference.

As shown in Fig. 2, further, above-mentioned Voltage stabilizing module includes triode T1, resistance R4, resistance R5 and zener diode D9, the global voltage detection module include comparator IC2, resistance R7, resistance R8, resistance Rf and zener diode D5, described Whole charge control module includes optical coupled switch IC1, triode T2, the relay J0 with normally-closed contact J01, potentiometer W0, electricity It hinders R3, resistance R6, resistance R9, resistance R10, diode D2, diode D3, zener diode D4, zener diode D8 and shines Diode D7, the entirety trickle charge module include resistance R2 and light emitting diode D6, the relay J0 coils, luminous two Pole pipe D7, resistance R6 are sequentially connected in series and relay J0 coil-ends connect described in the anode of the photovoltaic module 1, the connection of the ends resistance R6 The collector of triode T2, the emitter of the triode T2 connects the negative terminal of the photovoltaic module 1, base stage concatenates the resistance Connect the output end of the comparator IC2 after R9, the resistance R7 connects the output end and triode T1 of the comparator IC2 Emitter, the resistance Rf connect the output end and positive input terminal of the comparator IC2, the collector series connection of the triode T1 The anode of the photovoltaic module 1 is connected after resistance R5, the resistance R4 connects the photovoltaic group after being concatenated with zener diode D9 Negative terminal, the cathode of the positive and negative terminal of part 1 and the anode connection photovoltaic module 1 of zener diode D9 connect the base of the triode T1 Pole, the resistance R8 connected after being concatenated with zener diode D5 the photovoltaic module 1 negative terminal and triode T1 emitter simultaneously Negative terminal, the cathode of the anode connection photovoltaic module 1 of zener diode D5 connect the negative input end of the comparator IC2, the electricity Resistance R3, the light emitting diode of optical coupled switch IC1, zener diode D8 connect the positive and negative terminal of the photovoltaic module 1 after being sequentially connected in series And the negative terminal of the anode connection photovoltaic module of zener diode D8, the normally-closed contact J01, diode D2, optical coupled switch IC1 Phototriode, zener diode D4, potentiometer W0, resistance R10 connect the positive and negative terminal of the photovoltaic module 1 simultaneously after being sequentially connected in series The cathode of zener diode D4 connects the emitter of the phototriode, and the movable contact of the potentiometer W0 connects the comparison The positive input terminal of device IC2, the collector of the phototriode connect the anode of the accumulator group 6, the resistance R2 and hair The anode of the anode and accumulator group 6 of the photovoltaic module 1, the negative terminal of the photovoltaic module 1 are connected after optical diode D6 concatenations Connect the negative terminal of the accumulator group 6.

Photovoltaic module provides charging power for accumulator group in the system, and when solar energy is weaker, photovoltaic module generates Voltage it is low, zener diode D8 is not turned on, and no current passes through in light emitting diode in optical coupled switch IC1, phototriode cut Only, zener diode D4 is obstructed, and the movable contact end low potential of potentiometer W0, system does not take electricity in accumulator group, same evening Without sunlight, system closes not power consumption；With the enhancing of sunlight, zener diode D8 is connected, luminous two in optical coupled switch IC1 There is electric current to flow through in pole pipe, begin to turn on, lumination of light emitting diode amount increases, and when reaching a certain amount of, zener diode D4 is led Logical, system enters samples comparison phase to accumulator battery voltage, automatically begins to work.To ensure the work of system stabilization, pass through Regulated power supply is arranged to comparator IC2 in zener diode D9, carries out voltage stabilizing to the voltage that photovoltaic module generates, which is steady Pressure diode D9 both end voltages subtract the pressure drop of triode T1 base stages and emitter, then power to comparator IC2 and provide base Quasi- voltage.What is applied on optical coupled switch IC1, zener diode D4, potentiometer w0, resistance R10 branch road is accumulator group end electricity Pressure, the movable contact terminal voltage of potentiometer W0 is directly proportional to accumulator group terminal voltage, when accumulator group underfill electricity, setting potentiometer The movable contact terminal voltage of W0 is less than the voltage of zener diode D5, and comparator IC2 exports low level, and triode T2 ends not work Make, system is implemented to charge to accumulator group at this time, and light emitting diode D7 no currents indicate accumulator group in charging shape by not working State, and light emitting diode D7 is lighted and is indicated that accumulator group is fully charged；When accumulator group is fully charged, the movable contact end of potentiometer W0 Voltage is higher than the voltage of zener diode D5, and comparator IC2 exports high level, triode T2 conductings, relay J0 coils obtain it is electric, Normally-closed contact J01 is disconnected, and system stops charging.At this time photovoltaic module by resistance R2, light emitting diode D6 to accumulator group into Row trickle charge, to supplement the energy of accumulator group self discharge consumption, light emitting diode D6 also serves as the state instruction of trickle charge.

As shown in Figure 3（The ends a-a are connected in figure, the ends b-b are connected, the ends c-c are connected, the ends d-d are connected, the ends e-e are connected, the ends f-f It is connected, the ends g-g are connected, the ends h-h are connected）, further, above-mentioned single-unit charge control module include relay J1, relay J2, after Electric appliance Jn-1, relay Jn, relay Jn+1, relay Jn+2, comparator IC61, light-operated switch IC62, triode T6, resistance R021, resistance R61, resistance R62, resistance R63, resistance R64, resistance R65, resistance Rf6, potentiometer W6, diode D01, voltage stabilizing Diode D61, diode D62, zener diode D63, zener diode D64, electrolytic capacitor C0, electrolytic capacitor C1, electrolysis electricity Hold C2；The single-unit voltage detection module includes n detection circuit, and the detection circuit includes comparator ICn1, light-operated switch ICn2, light-operated switch ICn3, triode Tn, resistance Rn1, resistance Rn2, resistance Rn3, resistance Rn4, resistance Rn5, resistance Rnf, electricity Position device Wn, zener diode Dn1, zener diode Dn2, light emitting diode Dn3, diode Dn4, diode Dn5, wherein n are The accumulator joint number of the accumulator group；The relay J1, relay J2, relay Jn-1 and relay Jn are respectively provided with list Head double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, single head double-throw contact Jn1 and double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2, the relay Jn+1 and relay Jn+2 is respectively provided with single head double-throw contact Jn+11, double end double-throw contact Jn+12 and double end double-throw contact Jn+21；The resistance R61 connect the positive input terminal of the comparator IC61 with the movable contact of potentiometer W6 series connection and potentiometer W6, the resistance R62 with The cathode of zener diode D64 series connection and zener diode D64 connect the negative input end of the comparator IC61, the resistance Rf6 connects the positive input terminal and output end of the comparator IC61, and the resistance R63 simultaneously connect institute in midpoint with resistance R64 series connection The output end of comparator IC61 is stated, the cathode of the zener diode D61 connects power supply negative terminal, the anode of the comparator IC61 The repellel of connecting triode T6, the anode of zener diode D64, potentiometer W6 ends, light-operated switch IC62 phototriodes The negative terminal of collector and electrolytic capacitor C2, the ends base stage connection resistance R64 of the triode T6, the coil of the relay Jn+2 The anode of the collector and electrolytic capacitor C2 of connecting triode T6, the diode D62 are parallel to the coil of relay Jn+2 simultaneously The collector of anode connecting triode T6, the anode of the electrolytic capacitor C2 connect the power supply of comparator IC61 after resistance R65 Anode, the ends resistance R63, the ends resistance R62, the ends resistance R61 and double end double-throw contact J12, double end double-throw contact J22, double end are double Throw double end one end of contact Jn-12 and double end double-throw contact Jn2, double-throw one end of double end double-throw contact Jn+12, it is described light-operated to open The phototriode repellel for closing IC62 connect with light-emitting diodes tube cathode and is connected to double end double-throw contact J12, double end double-throw Pair of contact J22, the double end other end of double end double-throw contact Jn-12 and double end double-throw contact Jn2, double end double-throw contact Jn+12 Throw one end, double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2 Double-throw end be separately connected each section accumulator positive negative terminal of the accumulator group, the double end end of double end double-throw contact Jn+12 It is separately connected the cathode of the negative terminal and light emitting diode D6 of the photovoltaic module, the double-throw of double end double-throw contact Jn+12 is another One end is separately connected the positive and negative terminal of the accumulator group；Resistance Rn1 connects and potentiometer with potentiometer Wn in the detection circuit Wn movable contacts connect the negative input end of comparator ICn1, and the resistance Rn2 connects with zener diode Dn1 and zener diode The positive input terminal of the cathode connection comparator ICn1 of Dn1, the negative input end of the resistance Rnf connection comparators ICn1 and output End, the resistance Rn3 connect the output end of comparator ICn1, the ends resistance Rn5 connection three pole with resistance Rn5 series connection and midpoint The base stage of pipe Tn, the power supply negative terminal of the cathode connection comparator ICn1 of the zener diode Dn2, the reflection of the triode Tn Pole connects anode, the ends potentiometer Wn and the light-operated switch ICn2 photosensitive three of the anode of zener diode Dn2, zener diode Dn1 The collector of pole pipe, the resistance Rn4, light emitting diode Dn3, light-operated switch ICn3 light emitting diode be sequentially connected in series and both ends It is separately connected collector and the ends resistance Rn3, the power positive end of comparator ICn1, the ends resistance Rn2, the ends resistance Rn1 of triode Tn, The emitter of the light-operated switch ICn3 phototriodes is separately connected the anode of diode Dn4 and diode Dn5, each detection electricity The cathode of road diode Dn4 is separately connected double-throw one end of described relay J1 coils one end and single head double-throw contact J11, relay Device J2 coils one end and double-throw one end of single head double-throw contact J21, relay Jn-1 coils one end and single head double-throw contact Jn-11 Double-throw one end, relay Jn coils one end and single head double-throw contact Jn1 double-throw one end, each detection circuit diode Dn5's Cathode is separately connected double-throw one end of relay Jn+1 coils one end and single head double-throw contact Jn+11, the electrolytic capacitor C0 with The negativing ending grounding of electrolytic capacitor C1 series connection and electrolytic capacitor C1, the collector of each detection circuit light-operated switch ICn3 phototriodes It is separately connected the anode of electrolytic capacitor C1, the double end end of double end double-throw contact Jn+21 is separately connected the accumulator group 6 It is another that positive and negative terminal, double-throw one end are separately connected the relay J1 coils other end, the relay J2 coils other end, relay Jn-1 coils One end, the relay Jn coils other end and the relay Jn+1 coil other ends, the double-throw of double end double-throw contact Jn+21 are another Single head end and the double-throw other end, the single head end of single head double-throw contact J21 and double-throw that end is sequentially connected in series single head double-throw contact J11 are another One end, the single head end of single head double-throw contact Jn-11 and the double-throw other end, the single head end of single head double-throw contact Jn1 and double-throw are another End, the single head end of single head double-throw contact Jn+11 and the double-throw other end, the anode connection double end double-throw contact of the electrolytic capacitor C0 The double-throw other end of Jn+21, the resistance R021, diode D01, each detection circuit light-operated switch ICn2 light emitting diode, Zener diode D63 is sequentially connected in series and anode, the electricity of the anode of zener diode D63 connection light-operated switch IC62 light emitting diodes The ends resistance R021 connect the anode of the photovoltaic module.

The system is by being arranged relay J1, relay J2, relay Jn-1, relay Jn, relay Jn+1, relay Jn+2 and corresponding detection circuit can be implemented to repair respectively to charge to each single-unit accumulator in accumulator group, in each detection circuit The light-operated switch ICn2 light emitting diodes of concatenation set a benchmark for detecting solar energy light, and by zener diode D63 Voltage, whether conducting to control light-operated switch ICn2 phototriodes, to determine whether each detection circuit works, only when Bright illumination just allows each detection circuit to devote oneself to work after reaching a certain amount of, another effect is to avoid each detection circuit in illumination The electric energy of battery consumption group when insufficient or night is without light.In detection circuit, single-unit accumulator under normal circumstances, comparator ICn1 exports low potential, triode Tn and light-operated switch ICn3 cut-offs, and relay J1 coil losing electricities, system is not to single-unit accumulator Charging；When single-unit battery tension is less than setting limit value, comparator ICn1 exports high potential, triode Tn and light-operated switch ICn3 be connected, relay J1 coils obtain it is electric after its contact be attracted, at this time its single head double-throw contact J11 be used for relay J1 self-insurance And disconnect the possible actuation of other relays, i.e., only allow that a certain single-unit accumulator is implemented to repair charging within the same time, Its double end double-throw contact J12 connects the charge circuit to single-unit accumulator.Relay Jn+1 is for accumulator group and single-unit electric power storage The switching of pond charging, and single-unit accumulator preferentially charges, under normal circumstances, the double end double-throw of relay Jn+1 contact Jn+12 In the charge position of accumulator group, it is attracted relay Jn+1 simultaneously in relay J1 and is also attracted, the contact Jn+12 switchings of double end double-throw To single-unit accumulator charge position, single head double-throw contact Jn+11 switches to relay Jn+1 holding positions, electrolytic capacitor C1 storages Electric energy be used to ensure the reliable conversion of relay J1 and relay Jn+1.Relay Jn+2 for single-unit accumulator it is fully charged after Be automatically stopped, under normal circumstances, i.e., when there is no low-voltage single-unit accumulator in accumulator group, the low electricity of comparator IC61 output ends Position, each detection circuit obtain working power by the double end double-throw contact Jn+21 of relay Jn+2, and each detection circuit is respectively to storing Each single-unit accumulator of battery pack is detected, after detecting the single-unit accumulator of low-voltage, by corresponding relay with And relay Jn+1 charges to the single-unit accumulator of the low-voltage, while photovoltaic module by resistance R65 to electrolytic capacitor C2 charges, and as the charging time extends, low-voltage single-unit battery tension increases, after single-unit accumulator is fully charged, than High potential, triode T6 conductings are exported compared with device IC61, relay Jn+2 coils obtain electric actuation, and double end double-throw contact Jn+21 is disconnected It opens, stops charging to each single-unit accumulator；When electrolytic capacitor C2 terminal voltages are reduced to certain value, it is not enough to maintain relay Jn+2 is acted, and relay Jn+2 coil losing electricities, each detection circuit retrieves working power, and whole system can again be put into each The detection and charging work of single-unit accumulator wait for the appearance of new low-voltage single-unit accumulator.It is used within the system to list Single-unit rechargeable battery set 12 therein can be used, for charging to accumulator group in the photovoltaic module that charges of section accumulator Photovoltaic module whole rechargeable battery set 11 therein can be used.

As shown in figure 4, further, above-mentioned entirety charge control module includes double end double-throw change-over switch K1 and diode D02, the global voltage detection module include voltmeter V, and the single-unit voltage detection module includes voltmeter V2, the single-unit Charge control module includes the anode connection photovoltaic of double end double-throw change-over switch K2 and diode DN, the diode D02 The anode of component 1, the voltmeter V are parallel to the negative terminal of the cathode and photovoltaic module 1 of the diode D02, and the double end is double The double end end for throwing change-over switch K1 connects the cathode of the diode D02 and the negative terminal of photovoltaic module 1, double-throw end switching connection institute The positive and negative terminal of accumulator group 6 and the positive and negative terminal of a certain accumulator in the accumulator group 6 are stated, the voltmeter V2 is parallel to described The double end end of double end double-throw change-over switch K2, the double end end of the double end double-throw change-over switch K2 connect after concatenating the diode DN It connects the positive and negative terminal of a certain battery in the photovoltaic module 1, double-throw end and switches a certain electric power storage connected in the accumulator group 6 respectively The anode of pond positive and negative terminal, the diode DN connects the anode of a certain battery in the photovoltaic module 1.

The charging for implementing accumulator group and each single-unit accumulator in the system respectively using two change-over switches, by voltmeter V detects the voltage of photovoltaic module, by switching double end double-throw change-over switch K1 to accumulator group both ends i.e. when meeting charging requirement It can implement whole charging, a certain battery both ends of the upper pile crown connection photovoltaic module of double end double-throw change-over switch K2 and lower pile crown Each single-unit accumulator both ends are can switch to, to realize that the reparation to single-unit accumulator is charged.When voltmeter V detects photovoltaic module Voltage when cannot meet the charging requirement of accumulator group, the double-throw end of double end double-throw change-over switch K1 can be switched to accumulator group The a certain accumulator of middle low-voltage implements charging, is filled to part accumulator repair by whole energy of photovoltaic module Electricity realizes weak light energy charging, makes up the electric discharge gap of low-voltage storage battery and other normal accumulators in accumulator group.

As shown in figure 5, further, above-mentioned entirety charge control module includes relay Jn+1 and diode D02, described whole Bulk voltage detection module includes voltmeter V, and the single-unit voltage detection module includes being parallel to 6 each accumulator of the accumulator group The voltmeter Vn of positive and negative terminal, the single-unit charge control module include switch K, relay J1, relay J2, relay Jn-1, Relay Jn, button AN1, button AN2, button ANn-1, button ANn, electrolytic capacitor C0, electrolytic capacitor C1, diode D11, two Pole pipe D12, diode D21, diode D22, diode Dn-11, diode Dn-12, diode Dn1, diode Dn2, wherein n For the accumulator joint number of accumulator group 6, the relay J1, relay J2, relay Jn-1 and relay Jn are respectively provided with list Head double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, single head double-throw contact Jn1 and double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2, the relay Jn+1 carry single head Double-throw contact Jn+11 and double end double-throw contact Jn+12, the voltmeter V is parallel to the positive and negative terminal of the photovoltaic module 1, described Diode D02 anodes connect the anode of the photovoltaic module 1, and the double end end of double end double-throw contact Jn+12 connects the light The negative terminal of volt component connects the another both ends difference of positive and negative terminal, double-throw of the accumulator group 6 with diode D02 cathodes, double-throw both ends Connect double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2 Double end end, double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2 Double-throw end be separately connected each accumulator positive negative terminal of the accumulator group 6, the relay J1, relay J2, relay Jn- 1, coil one end ground connection of relay Jn and relay Jn+1, the relay J1, relay J2, relay Jn-1 and relay The coil other end of Jn is separately connected the cathode of the diode D11, diode D21, diode Dn-11, diode Dn1, institute The coil other end for stating relay Jn+1 connects the moon of the diode D12, diode D22, diode Dn-12, diode Dn2 Pole, the button AN1, button AN2, button ANn-1, the one end button ANn are separately connected the diode D11 and diode D12 Anode, the anode of diode D21 and diode D22, the anode of diode Dn-11 and diode Dn-12, diode Dn1 and The anode of diode Dn2, the button AN1, button AN2, button ANn-1, the button ANn other ends are separately connected the electrolysis electricity Hold C0 cathode, the electrolytic capacitor C0 connect the storage with electrolytic capacitor C0 anodes after electrolytic capacitor C1 series connection through the switch K 6 anode of battery pack, electrolytic capacitor C1 cathode connect 6 negative terminal of accumulator group, the single head end of single head double-throw contact Jn+11 Connect the electrolytic capacitor C0 anodes, double-throw end is separately connected the electrolytic capacitor C0 negative terminals and the coil of relay Jn+1 is another End, single head double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, single head double-throw contact Jn1 list Head end with double-throw one end is sequentially connected in series, the double-throw other end is separately connected the relay J1, relay J2, relay Jn-1 and after The single head end of the coil other end of electric appliance Jn, single head double-throw contact J11 connects the electrolytic capacitor C0 anodes.

The switching for making accumulator group and the charging of single-unit accumulator in the system by double end double-throw contact Jn+12, passes through switch K, each button and relay realize that the reparation to single-unit accumulator is charged, and normal condition double end double-throw contact Jn+12 is located at electric power storage Pond group charge position when finding certain single-unit accumulator low-voltage, closes out through being parallel to the voltmeter Vn detections of single-unit accumulator K is closed, corresponding button is then pressed, the relay and relay Jn+1 of the corresponding button are attracted, and system switches to single-unit accumulator Charged state, the double end double-throw contact of corresponding relay, which is acted to charge position, the action of single head double-throw contact, is used for self-insurance, in parallel It is indicated for voltage in the voltmeter of each single-unit accumulator, while can only be to a certain single-unit electric power storage in the same period in the system Charging is implemented in pond, is detected through voltmeter Vn, after the single-unit accumulator is fully charged, disconnects switch K, single-unit accumulator reparation has been charged At.

As shown in fig. 6, further, above-mentioned global voltage detection module includes voltmeter V, the entirety charge control module Switch switch K1 and diode D02 including double end double-throw, the single-unit charge control module includes double end double-throw switching switch K3 With diode D03, the single-unit voltage detection module includes voltmeter V1, and the anode of the diode D02 connects the entirety The anode of rechargeable battery set 11, the voltmeter V are parallel to the cathode of the diode D02 and bearing for whole rechargeable battery set 11 End, the double end end of the double end double-throw switching switch K1 connect the both ends the voltmeter V, double-throw end and connect the accumulator group 6 Positive and negative terminal, the anode of the diode D03 connects the anode of the single-unit rechargeable battery set 12, and the voltmeter V1 is parallel to The double end end of the negative terminal of the cathode and single-unit rechargeable battery set 12 of the diode D03, the double end double-throw switching switch K3 connects It connects the both ends the voltmeter V1, double-throw end and switches the positive and negative terminal for connecting each accumulator in the accumulator group 6 respectively.

In the system, double end double-throw switches chargings of the switch K1 for accumulator group and switches, and double end double-throw switches switch K3 For the switching of each single-unit accumulator charging, voltmeter V and voltmeter V1 detect whole rechargeable battery set and single-unit charging respectively The voltage of battery pack switches switch K1 by double end double-throw in the case where meeting charge condition and double end double-throw switches cutting for switch K3 It changes, you can implement the charging of accumulator group and single-unit accumulator.

As shown in Figures 2 to 6, further, this system further includes several protection diode D0, several protection diodes D0 is parallel to the whole rechargeable battery set and the positive and negative terminal of each battery in single-unit rechargeable battery set respectively and anode connects battery Negative terminal.Protection diode D0 is used to provide current path when each battery in photovoltaic module is applied in backward voltage, avoids The damage of photovoltaic module.

As shown in fig. 7, further, above-mentioned photovoltaic module 1 is rectangular slab or arc panel and is set to the upper of electric vehicle 9 Side, both sides and/or rear side.The shape of photovoltaic module can be flexibly arranged on demand in this system, such as circular slab, elliptical flat-plate, two It is arc-shaped plate etc. that end, which is arc-shaped plate or one end, area, power according to the installation space and driving power of electric vehicle and It is fixed.

This system can give electric vehicle unitary battery group to charge, and can also be stored simultaneously to arbitrary single-unit in accumulator group Battery implements charge independence, and each section is independent of each other, and does not need DC-DC or inverter.Each lead-out wire of photovoltaic module according to Permutation and combination method constitutes multistage different voltage, convenient for the voltage matches with accumulator group；It is filled to unitary battery group Electricity simultaneously, is realized full of being automatically stopped the single-unit accumulator charging of low-voltage, can be opened automatically again when requiring supplementation with electric energy again It is dynamic.

This system makes electric vehicle that can charge in traveling, can also solve low-voltage single-unit accumulator in accumulator group Charging need, stablize stroke in unitary battery group operating voltage, protect accumulator group, extend accumulator group use the longevity Life increases mileages of continuation.Automatic identification low-voltage single-unit accumulator simultaneously charges in time, and cooperation can be right to the methods of battery fluid infusion Low-voltage single-unit accumulator is repaired, and is played the role of increasing mileages of continuation and is protected storage battery, is saved user's repair and is replaced electricity The investment in pond.This system can also draw while to unitary battery group and single-unit accumulator synchronous charging from photovoltaic module Go out cable and provides electric power directly to electrical equipments such as vehicle-mounted electric fan, electric lights, it is user-friendly and do not consume electric vehicle electric power storage Pond group electric energy, improves the application performance of this system.

Claims

1. a kind of photovoltaic system for electric vehicle, including by the concatenated accumulator group of more piece accumulator, it is characterised in that：Also Including photovoltaic module, Voltage stabilizing module, global voltage detection module, whole charge control module and whole trickle charge module, institute The output end for stating photovoltaic module is separately connected the Voltage stabilizing module and whole charge control module input terminal, and the Voltage stabilizing module is defeated Outlet is separately connected the whole charge control module and global voltage detection module input terminal, the entirety charge control module The output end that charges connects the accumulator group, and the global voltage detection module input terminal connects the accumulator group, described whole The bulk voltage detection module output end connection whole charge control module signal input part, the entirety charge control module tiny stream The output end connection whole trickle charge module input is flowed, the entirety trickle charge module output end connects the electric power storage Pond group；This system further includes single-unit charge control module and single-unit voltage detection module, and the photovoltaic module output end connects institute Single-unit charge control module input terminal is stated, the single-unit charge control module charging output end connects each list of the accumulator group Accumulator is saved, the single-unit voltage detection module input terminal connects each single-unit accumulator of the accumulator group, the single-unit electricity Detection module output end is pressed to connect the single-unit charge control module signal input part；The photovoltaic module includes whole charging electricity Pond group and single-unit rechargeable battery set, the output end of the entirety rechargeable battery set be separately connected the whole charge control module and The input terminal of Voltage stabilizing module, the output end of the single-unit rechargeable battery set connect the input terminal of the single-unit charge control module.

2. the photovoltaic system according to claim 1 for electric vehicle, it is characterised in that：The Voltage stabilizing module includes three Pole pipe T1, resistance R4, resistance R5 and zener diode D9, the global voltage detection module include comparator IC2, resistance R7, Resistance R8, resistance Rf and zener diode D5, the entirety charge control module includes optical coupled switch IC1, triode T2, with often The relay J0 of closed contact J01, potentiometer W0, resistance R3, resistance R6, resistance R9, resistance R10, diode D2, diode D3, Zener diode D4, zener diode D8 and light emitting diode D7, the entirety trickle charge module include resistance R2 and shine Diode D6, the relay J0 coils, light emitting diode D7, resistance R6 are sequentially connected in series and relay J0 coil-ends connection institute State the anode of photovoltaic module, the ends resistance R6 connect the collector of the triode T2, the emitter of the triode T2 connects institute State the negative terminal of photovoltaic module, base stage concatenates the output end that the comparator IC2 is connected after the resistance R9, the resistance R7 connections The emitter of the output end and triode T1 of the comparator IC2, the resistance Rf connect the comparator IC2 output end and Positive input terminal, connects the anode of the photovoltaic module after the collector series connection resistance R5 of the triode T1, the resistance R4 with The anode of the positive and negative terminal and zener diode D9 that connect the photovoltaic module after zener diode D9 concatenations connects photovoltaic module Negative terminal, cathode connect the base stage of the triode T1, and the resistance R8 connects the photovoltaic group after being concatenated with zener diode D5 The negative terminal of part is connected with the anode of the emitter of triode T1 and zener diode D5 described in the negative terminal of photovoltaic module, cathode connection The negative input end of comparator IC2, after the resistance R3, the light emitting diode of optical coupled switch IC1, zener diode D8 are sequentially connected in series Connect the negative terminal of the positive and negative terminal of the photovoltaic module and the anode connection photovoltaic module of zener diode D8, the normally-closed contact After J01, diode D2, the phototriode of optical coupled switch IC1, zener diode D4, potentiometer W0, resistance R10 are sequentially connected in series The cathode for connecting the positive and negative terminal of the photovoltaic module and zener diode D4 connects the emitter of the phototriode, the electricity The movable contact of position device W0 connects the positive input terminal of the comparator IC2, and the collector of the phototriode connects the electric power storage The anode of pond group, the resistance R2 connected after being concatenated with light emitting diode D6 the photovoltaic module anode and accumulator group just End, the negative terminal of the photovoltaic module connect the negative terminal of the accumulator group.

3. the photovoltaic system according to claim 2 for electric vehicle, it is characterised in that：The single-unit charge control mould Block include relay J1, relay J2, relay Jn-1, relay Jn, relay Jn+1, relay Jn+2, comparator IC61, Light-operated switch IC62, triode T6, resistance R021, resistance R61, resistance R62, resistance R63, resistance R64, resistance R65, resistance Rf6, potentiometer W6, diode D01, zener diode D61, diode D62, zener diode D63, zener diode D64, electricity Solve capacitance C0, electrolytic capacitor C1, electrolytic capacitor C2；The single-unit voltage detection module includes n detection circuit, the detection electricity Road include comparator ICn1, light-operated switch ICn2, light-operated switch ICn3, triode Tn, resistance Rn1, resistance Rn2, resistance Rn3, Resistance Rn4, resistance Rn5, resistance Rnf, potentiometer Wn, zener diode Dn1, zener diode Dn2, light emitting diode Dn3, two Pole pipe Dn4, diode Dn5, wherein n are the accumulator joint number of the accumulator group；The relay J1, relay J2, relay Device Jn-1 and relay Jn is respectively provided with single head double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, list Head double-throw contact Jn1 and double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw touch Point Jn2, the relay Jn+1 and relay Jn+2 be respectively provided with single head double-throw contact Jn+11, double end double-throw contact Jn+12 and Double end double-throw contact Jn+21；The resistance R61 connect the comparator with the movable contact of potentiometer W6 series connection and potentiometer W6 The positive input terminal of IC61, the resistance R62 connect the ratio with the cathode of zener diode D64 series connection and zener diode D64 Compared with the negative input end of device IC61, the resistance Rf6 connects the positive input terminal and output end of the comparator IC61, the resistance R63 connect the output end of the comparator IC61, the cathode connection of the zener diode D61 with resistance R64 series connection and midpoint Anode, the potentiometer of the power supply negative terminal of the comparator IC61, the repellel of anode connecting triode T6, zener diode D64 The ends W6, light-operated switch IC62 phototriodes collector and electrolytic capacitor C2 negative terminal, the triode T6 base stage connection The ends resistance R64, the anode of the collector and electrolytic capacitor C2 of the coil connecting triode T6 of the relay Jn+2, two pole Pipe D62 is parallel to the coil of relay Jn+2 and the collector of anode connecting triode T6, the anode warp of the electrolytic capacitor C2 Power positive end, the ends resistance R63, the ends resistance R62, the ends resistance R61 and the double end double-throw that comparator IC61 is connected after resistance R65 touch Point J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end one end of double end double-throw contact Jn2, double end double-throw touch The phototriode repellel of double-throw one end of point Jn+12, the light-operated switch IC62 connect and connects with light-emitting diodes tube cathode It is connected to the double end of double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double end double-throw contact Jn2 Double-throw one end of the other end, double end double-throw contact Jn+12, double end double-throw contact J12, double end double-throw contact J22, double end are double The double-throw end for throwing contact Jn-12 and double end double-throw contact Jn2 is separately connected each section accumulator positive negative terminal of the accumulator group, institute State double end double-throw contact Jn+12 double end end be separately connected the photovoltaic module negative terminal and light emitting diode D6 cathode, institute The double-throw other end for stating double end double-throw contact Jn+12 is separately connected the positive and negative terminal of the accumulator group；It is electric in the detection circuit Resistance Rn1 connect the negative input end of comparator ICn1, the resistance Rn2 and voltage stabilizing with potentiometer Wn series connection and potentiometer Wn movable contacts The positive input terminal of the cathode connection comparator ICn1 of diode Dn1 series connection and zener diode Dn1, the resistance Rnf connections ratio Negative input end and output end compared with device ICn1, the resistance Rn3 connect the output of comparator ICn1 with resistance Rn5 series connection and midpoint End, the ends resistance Rn5 connect the base stage of the triode Tn, the electricity of the cathode connection comparator ICn1 of the zener diode Dn2 Source negative terminal, the anode of the repellel connection zener diode Dn2 of the triode Tn, anode, the potentiometer of zener diode Dn1 The collector at the ends Wn and light-operated switch ICn2 phototriodes, the resistance Rn4, light emitting diode Dn3, light-operated switch ICn3 Light emitting diode is sequentially connected in series and both ends be separately connected triode Tn collector and the ends resistance Rn3, comparator ICn1 power supply Anode, the ends resistance Rn2, the ends resistance Rn1, the emitter of the light-operated switch ICn3 phototriodes are separately connected diode Dn4 It is separately connected described relay J1 coils one end and single head with the cathode of the anode of diode Dn5, each detection circuit diode Dn4 Double-throw one end of double-throw contact J11, double-throw one end of relay J2 coils one end and single head double-throw contact J21, relay Jn-1 The double-throw of coil one end and double-throw one end of single head double-throw contact Jn-11, relay Jn coils one end and single head double-throw contact Jn1 One end, the cathode of each detection circuit diode Dn5 are separately connected relay Jn+1 coils one end and single head double-throw contact Jn+11 Double-throw one end, the electrolytic capacitor C0 connects with electrolytic capacitor C1 and the negativing ending grounding of electrolytic capacitor C1, each detection circuit are light-operated The collector of switch ICn3 phototriodes is separately connected the anode of electrolytic capacitor C1, and double end double-throw contact Jn+21's is double Head end is separately connected the positive and negative terminal of the accumulator group, double-throw one end is separately connected the relay J1 coils other end, relay J2 The coil other end, the relay Jn-1 coils other end, the relay Jn coils other end and the relay Jn+1 coil other ends, it is described The double-throw other end of double end double-throw contact Jn+21 is sequentially connected in series single head end and the double-throw other end, the single head of single head double-throw contact J11 The single head end of the double-throw contact J21 and double-throw other end, the single head end of single head double-throw contact Jn-11 and the double-throw other end, single head are double Throw single head end and the double-throw other end, the single head end of single head double-throw contact Jn+11 and the double-throw other end of contact Jn1, the electrolysis The double-throw other end of the anode connection double end double-throw contact Jn+21 of capacitance C0, the resistance R021, diode D01, each detection electricity Light emitting diode, the zener diode D63 of road light-operated switch ICn2 is sequentially connected in series and the connection of the anode of zener diode D63 is light-operated The anode of switch IC62 light emitting diodes, the ends resistance R021 connect the anode of the photovoltaic module.

4. the photovoltaic system according to claim 1 for electric vehicle, it is characterised in that：The entirety charge control mould Block includes double end double-throw change-over switch K1 and diode D02, and the global voltage detection module includes voltmeter V, the single-unit Voltage detection module includes voltmeter V2, and the single-unit charge control module includes double end double-throw change-over switch K2 and diode The anode of DN, the diode D02 connect the anode of the photovoltaic module, and the voltmeter V is parallel to the diode D02's The negative terminal of cathode and photovoltaic module, the double end end of the double end double-throw change-over switch K1 connect the diode D02 cathode and A certain accumulator in the negative terminal of photovoltaic module, the positive and negative terminal of the double-throw end switching connection accumulator group and the accumulator group Positive and negative terminal, the voltmeter V2 are parallel to the double end end of the double end double-throw change-over switch K2, the double end double-throw change-over switch The double end end of K2 connects the positive and negative terminal of a certain battery in the photovoltaic module after concatenating the diode DN, double-throw end switches respectively Connect a certain accumulator positive negative terminal in the accumulator group, the anode of the diode DN connects a certain in the photovoltaic module The anode of battery.

5. the photovoltaic system according to claim 1 for electric vehicle, it is characterised in that：The entirety charge control mould Block includes relay Jn+1 and diode D02, and the global voltage detection module includes voltmeter V, the single-unit voltage detecting Module includes being parallel to the voltmeter Vn of each accumulator positive negative terminal of the accumulator group, and the single-unit charge control module includes opening Close K, relay J1, relay J2, relay Jn-1, relay Jn, button AN1, button AN2, button ANn-1, button ANn, Electrolytic capacitor C0, electrolytic capacitor C1, diode D11, diode D12, diode D21, diode D22, diode Dn-11, two Pole pipe Dn-12, diode Dn1, diode Dn2, wherein n are the accumulator joint number of accumulator group, the relay J1, relay J2, relay Jn-1 and relay Jn are respectively provided with single head double-throw contact J11, single head double-throw contact J21, single head double-throw contact Jn-11, single head double-throw contact Jn1 and double end double-throw contact J12, double end double-throw contact J22, double end double-throw contact Jn-12 and double Head double-throw contact Jn2, the relay Jn+1 carry single head double-throw contact Jn+11 and double end double-throw contact Jn+12, the voltage Table V is parallel to the positive and negative terminal of the photovoltaic module, and the diode D02 anodes connect the anode of the photovoltaic module, described double The double end end of head double-throw contact Jn+12 connect the photovoltaic module negative terminal connected with diode D02 cathodes, double-throw both ends described in It is double that the another both ends of positive and negative terminal, double-throw of accumulator group are separately connected double end double-throw contact J12, double end double-throw contact J22, double end Throw the double end end of contact Jn-12 and double end double-throw contact Jn2, double end double-throw contact J12, double end double-throw contact J22, double end The double-throw end of double-throw contact Jn-12 and double end double-throw contact Jn2 are separately connected each accumulator positive negative terminal of the accumulator group, institute State coil one end ground connection of relay J1, relay J2, relay Jn-1, relay Jn and relay Jn+1, the relay J1, relay J2, relay Jn-1 and relay Jn the coil other end be separately connected the diode D11, diode D21, The coil other end of the cathode of diode Dn-11, diode Dn1, the relay Jn+1 connects the diode D12, two poles The cathode of pipe D22, diode Dn-12, diode Dn2, the button AN1, button AN2, button ANn-1, one end button ANn point Do not connect the diode D11 and the anode of diode D12, the anode of diode D21 and diode D22, diode Dn-11 and The anode of diode Dn-12, the anode of diode Dn1 and diode Dn2, the button AN1, button AN2, button ANn-1, are pressed The button ANn other ends are separately connected the electrolytic capacitor C0 cathode, and the electrolytic capacitor C0 is electrolysed electricity after connecting with electrolytic capacitor C1 Hold C0 anodes and connects the accumulator group negative terminal, institute through the switch K connections accumulator group anode, electrolytic capacitor C1 cathode The single head end for stating single head double-throw contact Jn+11 connects the electrolytic capacitor C0 anodes, double-throw end is separately connected the electrolytic capacitor The coil other end of C0 negative terminals and relay Jn+1, single head double-throw contact J11, single head double-throw contact J21, single head double-throw touch Point Jn-11, the single head end of single head double-throw contact Jn1 and double-throw one end are sequentially connected in series, the double-throw other end is separately connected the relay The single head end of the coil other end of device J1, relay J2, relay Jn-1 and relay Jn, single head double-throw contact J11 connects Connect the electrolytic capacitor C0 anodes.

6. the photovoltaic system according to claim 1 for electric vehicle, it is characterised in that：The global voltage detects mould Block includes voltmeter V, and the entirety charge control module includes double end double-throw switching switch K1 and diode D02, the single-unit Charge control module includes double end double-throw switching switch K3 and diode D03, and the single-unit voltage detection module includes voltmeter The anode of V1, the diode D02 connect the anode of the whole rechargeable battery set, and the voltmeter V is parallel to two pole The double end end of the negative terminal of the cathode of pipe D02 and whole rechargeable battery set, the double end double-throw switching switch K1 connects the voltage Table V both ends, double-throw end connect the positive and negative terminal of the accumulator group, and the anode of the diode D03 connects the single-unit charging electricity The anode of pond group, the voltmeter V1 is parallel to the negative terminal of the cathode and single-unit rechargeable battery set of the diode D03, described double The double end end of head double-throw switching switch K3 connects the both ends the voltmeter V1, double-throw end switches respectively in the connection accumulator group The positive and negative terminal of each accumulator.

7. the photovoltaic system according to claim 1 for electric vehicle, it is characterised in that：This system further includes several guarantors Diode D0 is protected, several protection diode D0 are parallel to respectively in the whole rechargeable battery set and single-unit rechargeable battery set The negative terminal of positive and negative terminal and anode the connection battery of each battery.

8. the photovoltaic system according to claim 1 for electric vehicle, it is characterised in that：The photovoltaic module is rectangle Plate or arc panel and top, both sides and/or the rear side for being set to electric vehicle.