CN104670040B - A kind of charging electric vehicle and driving integrated topological - Google Patents
A kind of charging electric vehicle and driving integrated topological Download PDFInfo
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- CN104670040B CN104670040B CN201510072068.5A CN201510072068A CN104670040B CN 104670040 B CN104670040 B CN 104670040B CN 201510072068 A CN201510072068 A CN 201510072068A CN 104670040 B CN104670040 B CN 104670040B
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Abstract
The invention discloses a kind of charging electric vehicle and drive integrated topological, comprising electrokinetic cell, the first to the 3rd changer, the first to the 5th catalyst, the first to the 3rd electric capacity, inductance, power tube, diode, magnetic combined transformer, output uncontrollable rectifier bridge and alternating current generator.Charging system and motor driven systems have shared 3 H bridge high-frequency inverters, magnetic combined transformer, output inductors.When electric automobile is in drive pattern, electrokinetic cell is transformed to three-phase alternating current supply motor by boost network and 3 H bridge high-frequency inverters, drives motor rotation；When electric automobile is in charge mode, the three-phase alternating current of electrical network output is converted to unidirectional current, to power battery charging by uncontrollable rectifier device, high-frequency inverter, magnetic combined transformer and output rectifier and filter.Integrated topological of the present invention is capable of High Power Factor, high reliability, stronger fault-tolerant ability, and single-stage is boosted, electrical isolation and be prone to modularity.
Description
Technical field
The present invention relates to middle high-power electric vehicle charging and driving field, particularly relate to a kind of charging electric vehicle and drive integrated topological.
Background technology
The most a lot of electric automobiles all set up independent charger and motor to drive, such as BYD electric motor coach K9A, and its structure is as it is shown in figure 1, charging system is three-phase alternating current input, and charging system and motor driven systems are separate, are independent of each other.When charging system works, motor driven systems quits work；When motor driven systems works, charging system quits work.Owing to onboard charger is to be installed on electric automobile, so, not only increase the volume weight of electric automobile, also add the cost of whole electric automobile.In order to solve this problem, introduce integrated technology.At present, charging and motor drive integrated mode mainly to include two kinds: the first, as shown in Figure 2, charging system and motor driven systems this part of common power electronics changer, this structure is shown in United States Patent (USP) US8441229 (B2), that is, commutator and three staggered DC/DC changers.This structure needs to increase extra inducer, and volume is big, and cost is high, controls complexity, does not have electrical isolation, it is adaptable to the electric automobile of middle low power.The second, as it is shown on figure 3, utilize the coil windings boost inductance as charging system of motor, does not have electrical isolation, and reliability is poor.
Summary of the invention
The technical problem to be solved is for the defect in background technology, a kind of charging electric vehicle is provided and drives integrated topological, large power, electrically electrical automobile in electric motor coach, bus etc. is made to be no longer necessary to independent charger and motor driven systems, reduce volume weight and the cost of electric automobile, and there is electrical isolation, safety is stronger.
The present invention solves above-mentioned technical problem by the following technical solutions:
A kind of charging electric vehicle and driving integrated topological, comprise electrokinetic cell, the first to the 3rd changer, the first to the 5th catalyst, the first to the 3rd electric capacity, inductance, power tube, diode, magnetic combined transformer, uncontrollable rectifier bridge and alternating current generator；
Described alternating current generator comprises three pair of wire connection terminals, the i.e. first to the 3rd pair of wire connection terminals；
Described magnetic combined transformer comprises the first to the 3rd primary side winding and a vice-side winding；
Described first to the 3rd changer all includes changer inductance, the first to the second changer electric capacity, uncontrollable rectifier bridge and high-frequency inverter, described high-frequency inverter comprises the first to the second input and the first to the second outfan, wherein, changer inductance one end is connected with the first catalyst, and one end of the other end respectively with the first changer electric capacity, an input of uncontrollable rectifier bridge are connected；The other end of described first changer electric capacity is connected with another input, the center line N end of uncontrollable rectifier bridge respectively；The anode of one outfan respectively with the second changer electric capacity of described uncontrollable rectifier bridge, the 3rd catalyst are connected；Another outfan of described uncontrollable rectifier bridge is connected with the negative terminal of the second changer electric capacity, the second input of high-frequency inverter respectively；The first input end of described high-frequency inverter is connected with the 3rd catalyst, the second catalyst respectively；
Described first catalyst first to one end respectively with the first of the 3rd main contacts to the 3rd changer in changer inductance correspondence be connected, the other end of the first to the 3rd main contacts is connected with outside three-phase alternating current correspondence respectively；
Described 3rd catalyst first to one end respectively with the first of the 3rd main contacts to the 3rd changer in the anode correspondence of the second changer electric capacity be connected, the first input end correspondence of the other end respectively with the first of the first to the 3rd main contacts to the 3rd changer medium-high frequency inverter is connected；
One end respectively with the first of described second catalyst first to the 3rd main contacts is connected to the first input end correspondence of the 3rd changer medium-high frequency inverter, and the other end of the first to the 3rd main contacts is connected with each other and assists one end of normally opened contact to be connected with anode, the 4th catalyst first of the 3rd electric capacity respectively；
One end of anode respectively with the first electric capacity of described electrokinetic cell, one end of inductance are connected, and the other end of negative terminal respectively with the first electric capacity, the negative terminal of the second electric capacity, the 3rd catalyst first assist one end of normally-closed contact, an outfan of uncontrollable rectifier bridge is connected；
Described 3rd catalyst first assists the other end of normally-closed contact to be connected with N end；
The other end respectively with the second catalyst the 3rd auxiliary one end of normally opened contact of described inductance, the second catalyst second assist one end of normally-closed contact to be connected；
Described second catalyst second assists the other end of normally-closed contact to be connected with another outfan of uncontrollable rectifier bridge；
The other end of described second catalyst the 3rd auxiliary normally opened contact respectively with the emitter stage of power tube, the anode of diode, the negative terminal of the 3rd electric capacity are connected；
The anode of the vice-side winding of described magnetic combined transformer is connected with the colelctor electrode of power tube, the negative electrode of diode, an input of uncontrollable rectifier bridge respectively, and the anode of negative terminal respectively with the second electric capacity, the 4th catalyst second assist one end of normally opened contact, the 4th catalyst the 3rd auxiliary one end of normally opened contact, the 5th catalyst first to assist one end of normally opened contact to be connected；
Described 5th catalyst first assists the other end of normally opened contact to be connected with another input of uncontrollable rectifier bridge；
Described 4th catalyst second assists the other end of normally opened contact to assist one end of normally-closed contact, the Same Name of Ends of magnetic combined transformer the first primary side winding to be connected with the 4th catalyst second respectively；
The other end of described 4th catalyst the 3rd auxiliary normally opened contact is connected with the 4th catalyst the 3rd auxiliary one end of normally-closed contact, the Same Name of Ends of magnetic combined transformer the second primary side winding, one end of the second catalyst the 4th auxiliary normally opened contact respectively；
The other end of described second catalyst the 4th auxiliary normally opened contact and the second catalyst first assist the Same Name of Ends of the 3rd primary side winding of one end of normally-closed contact, magnetic combined transformer to be connected；
Described 4th catalyst first assists the other end of normally opened contact to assist one end of normally opened contact, the different name end of magnetic combined transformer the first winding to be connected with one end, second catalyst first of the 5th catalyst the first main contacts respectively；
The other end of the first auxiliary normally opened contact of described second catalyst assists one end of normally opened contact, the different name end of magnetic combined transformer the second winding to be connected with one end of the 5th catalyst the second main contacts, the second of the second catalyst respectively；
The other end of the second auxiliary normally opened contact of described second catalyst respectively with one end of the 3rd main contacts of the 5th catalyst, the different name end of the tertiary winding of magnetic combined transformer is connected；
The other end of described 5th catalyst the first main contacts is connected with one end, first outfan of the first changer medium-high frequency inverter of the 4th catalyst the first main contacts respectively；
The other end of described 5th catalyst the second main contacts is connected with one end, first outfan of the second changer medium-high frequency inverter of the 4th catalyst the second main contacts respectively；
The other end of described 5th catalyst the 3rd main contacts is connected with one end, first outfan of the 3rd changer medium-high frequency inverter of the 4th catalyst the 3rd main contacts respectively；
The described other end of the 4th catalyst the first main contacts is connected with a binding post of alternating current generator the first pair of wire connection terminals；
Second outfan of another binding post respectively with the first changer medium-high frequency inverter of described alternating current generator the first pair of wire connection terminals, the 4th catalyst second assist the other end of normally-closed contact to be connected；
The described other end of the 4th catalyst the second main contacts is connected with a binding post of alternating current generator the second pair of wire connection terminals；
Second outfan of another binding post respectively with the second changer medium-high frequency inverter of described alternating current generator the second pair of wire connection terminals, the other end of the 4th catalyst the 3rd auxiliary normally-closed contact are connected；
The other end of described 4th catalyst the 3rd main contacts is connected with a binding post of alternating current generator the 3rd pair of wire connection terminals；
Another binding post of described alternating current generator the 3rd pair of wire connection terminals assists the other end of normally-closed contact to be connected with the second outfan, second catalyst first of the 3rd changer medium-high frequency inverter respectively；
When charging electric vehicle is in charge mode with driving integrated topological, described first catalyst, the 3rd catalyst, the 5th contactor coil obtain electric, and all of main contacts Guan Bi of its correspondence, all of auxiliary normally opened contact Guan Bi, all of auxiliary normally-closed contact disconnect；Second catalyst, the 4th contactor coil dead electricity, all of main contacts of its correspondence disconnects, all of auxiliary normally opened contact disconnects, all of auxiliary normally-closed contact Guan Bi；
When charging electric vehicle is with when driving integrated topological to be in drive pattern, and described second catalyst, the 4th contactor coil obtain electric, and all of main contacts Guan Bi of its correspondence, all of auxiliary normally opened contact Guan Bi, all of auxiliary normally-closed contact disconnect；First catalyst, the 3rd catalyst, the 5th contactor coil dead electricity, all of main contacts of its correspondence disconnects, all of auxiliary normally opened contact is normally open, all of auxiliary normally-closed contact is normally off.
Open winding induction motor is used with the driving further prioritization scheme of integrated topological, described alternating current generator as one charging electric vehicle of the present invention.
Stator double-winding motor is used with the driving further prioritization scheme of integrated topological, described alternating current generator as one charging electric vehicle of the present invention.
As one charging electric vehicle of the present invention and the driving further prioritization scheme of integrated topological, the second changer electric capacity in described first to the 3rd changer is thin-film capacitor.
When electric automobile is in driving condition, electrokinetic cell improves DC bus-bar voltage by boost network, is then passed through three H bridge inverters and is converted to three-phase alternating current and exports motor, drives motor rotation；Wherein boost network includes inductance, the second to the 3rd electric capacity, power tube and magnetic combined transformer.
When electric automobile is in charged state, the three-phase alternating current that electrical network provides, be converted to unidirectional current be powered battery through three uncontrollable rectifier bridges, dc bus filter capacitor (thin-film capacitor), three H bridge high-frequency inverters, magnetic combined transformer and the bridge rectifier of output and filter inductance, be charged.
The present invention uses above technical scheme compared with prior art, has following technical effect that
1. three-phase alternating current input side need not access the boost inductance that volume is bigger, it is only necessary to the LC wave filter of small volume, and also without electrochemical capacitor in topology, reliability is higher；
2. this integrated topological has electrical isolation；
3. motor driven systems has stronger fault-tolerant ability, and reliability is higher；
4. the invention belongs to three level motor driven systems, and existing motor drives and belongs to two level motor driven systems；
5. having added first class boost network in motor driven systems and promoted DC bus-bar voltage, the voltage of so required battery pile need not be the highest.The present invention can use less battery pile, reaches required voltage by boost network, correspondingly, reduces the weight and volume of whole system.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams that existing electric car charger and motor drive separate a kind of mode；
Fig. 2 is existing charging electric vehicle and the circuit theory diagrams driving a kind of mode of integrating control；
Fig. 3 is existing charging electric vehicle and the circuit theory diagrams driving integrating control another way；
Fig. 4 is the charging electric vehicle of the embodiment of the present invention and the circuit theory diagrams driving integrating control mode；
Fig. 5 is the schematic diagram of charging system of the present invention；
Fig. 6 is the schematic diagram of the motor driven systems of the open winding electric machine of the present invention；
Fig. 7 is charging system A phase input voltage and input current simulation waveform figure of the present invention；
Fig. 8 is charging system A phase DC bus-bar voltage simulation waveform figure of the present invention；
Fig. 9 is charging system load output voltage simulation waveform figure of the present invention；
Figure 10 is drive system DC bus-bar voltage analogous diagram of the present invention；
Figure 11 is drive system DC bus-bar voltage expanded view of the present invention；
Figure 12 is drive system three-phase phase voltage analogous diagram of the present invention；
Figure 13 is drive system threephase stator electric current of the present invention, rotor angle frequency, torque analogous diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawings technical scheme is described in further detail:
As shown in Figure 4, the invention discloses a kind of charging electric vehicle and drive integrated topological, comprising electrokinetic cell, the first to the 3rd changer, the first to the 5th catalyst (KM0, KM1, KM2, KM3, KM4), the first to the 3rd electric capacity, inductance, power tube, diode, magnetic combined transformer, uncontrollable rectifier bridge and alternating current generator；
Described alternating current generator comprises three pair of wire connection terminals, the i.e. first to the 3rd pair of wire connection terminals；
Described magnetic combined transformer comprises the first to the 3rd primary side winding and a vice-side winding；
Described first to the 3rd changer all includes changer inductance, the first to the second changer electric capacity, uncontrollable rectifier bridge and high-frequency inverter, described high-frequency inverter comprises the first to the second input and the first to the second outfan, wherein, changer inductance one end is connected with the first catalyst, and one end of the other end respectively with the first changer electric capacity, an input of uncontrollable rectifier bridge are connected；The other end of described first changer electric capacity is connected with another input, the center line N end of uncontrollable rectifier bridge respectively；The anode of one outfan respectively with the second changer electric capacity of described uncontrollable rectifier bridge, the 3rd catalyst are connected；Another outfan of described uncontrollable rectifier bridge is connected with the negative terminal of the second changer electric capacity, the second input of high-frequency inverter respectively；The first input end of described high-frequency inverter is connected with the 3rd catalyst, the second catalyst respectively；
Described first catalyst first to one end respectively with the first of the 3rd main contacts to the 3rd changer in changer inductance correspondence be connected, the other end of the first to the 3rd main contacts is connected with outside three-phase alternating current correspondence respectively；
Described 3rd catalyst first to one end respectively with the first of the 3rd main contacts to the 3rd changer in the anode correspondence of the second changer electric capacity be connected, the first input end correspondence of the other end respectively with the first of the first to the 3rd main contacts to the 3rd changer medium-high frequency inverter is connected；
One end respectively with the first of described second catalyst first to the 3rd main contacts is connected to the first input end correspondence of the 3rd changer medium-high frequency inverter, and the other end of the first to the 3rd main contacts is connected with each other and assists one end of normally opened contact to be connected with anode, the 4th catalyst first of the 3rd electric capacity respectively；
One end of anode respectively with the first electric capacity of described electrokinetic cell, one end of inductance are connected, and the other end of negative terminal respectively with the first electric capacity, the negative terminal of the second electric capacity, the 3rd catalyst first assist one end of normally-closed contact, an outfan of uncontrollable rectifier bridge is connected；
Described 3rd catalyst first assists the other end of normally-closed contact to be connected with N end；
The other end respectively with the second catalyst the 3rd auxiliary one end of normally opened contact of described inductance, the second catalyst second assist one end of normally-closed contact to be connected；
Described second catalyst second assists the other end of normally-closed contact to be connected with another outfan of uncontrollable rectifier bridge；
The other end of described second catalyst the 3rd auxiliary normally opened contact respectively with the emitter stage of power tube, the anode of diode, the negative terminal of the 3rd electric capacity are connected；
The anode of the vice-side winding of described magnetic combined transformer is connected with the colelctor electrode of power tube, the negative electrode of diode, an input of uncontrollable rectifier bridge respectively, and the anode of negative terminal respectively with the second electric capacity, the 4th catalyst second assist one end of normally opened contact, the 4th catalyst the 3rd auxiliary one end of normally opened contact, the 5th catalyst first to assist one end of normally opened contact to be connected；
Described 5th catalyst first assists the other end of normally opened contact to be connected with another input of uncontrollable rectifier bridge；
Described 4th catalyst second assists the other end of normally opened contact to assist one end of normally-closed contact, the Same Name of Ends of magnetic combined transformer the first primary side winding to be connected with the 4th catalyst second respectively；
The other end of described 4th catalyst the 3rd auxiliary normally opened contact is connected with the 4th catalyst the 3rd auxiliary one end of normally-closed contact, the Same Name of Ends of magnetic combined transformer the second primary side winding, one end of the second catalyst the 4th auxiliary normally opened contact respectively；
The other end of described second catalyst the 4th auxiliary normally opened contact and the second catalyst first assist the Same Name of Ends of the 3rd primary side winding of one end of normally-closed contact, magnetic combined transformer to be connected；
Described 4th catalyst first assists the other end of normally opened contact to assist one end of normally opened contact, the different name end of magnetic combined transformer the first winding to be connected with one end, second catalyst first of the 5th catalyst the first main contacts respectively；
The other end of the first auxiliary normally opened contact of described second catalyst assists one end of normally opened contact, the different name end of magnetic combined transformer the second winding to be connected with one end of the 5th catalyst the second main contacts, the second of the second catalyst respectively；
The other end of the second auxiliary normally opened contact of described second catalyst respectively with one end of the 3rd main contacts of the 5th catalyst, the different name end of the tertiary winding of magnetic combined transformer is connected；
The other end of described 5th catalyst the first main contacts is connected with one end, first outfan of the first changer medium-high frequency inverter of the 4th catalyst the first main contacts respectively；
The other end of described 5th catalyst the second main contacts is connected with one end, first outfan of the second changer medium-high frequency inverter of the 4th catalyst the second main contacts respectively；
The other end of described 5th catalyst the 3rd main contacts is connected with one end, first outfan of the 3rd changer medium-high frequency inverter of the 4th catalyst the 3rd main contacts respectively；
The described other end of the 4th catalyst the first main contacts is connected with a binding post of alternating current generator the first pair of wire connection terminals；
Second outfan of another binding post respectively with the first changer medium-high frequency inverter of described alternating current generator the first pair of wire connection terminals, the 4th catalyst second assist the other end of normally-closed contact to be connected；
The described other end of the 4th catalyst the second main contacts is connected with a binding post of alternating current generator the second pair of wire connection terminals；
Second outfan of another binding post respectively with the second changer medium-high frequency inverter of described alternating current generator the second pair of wire connection terminals, the other end of the 4th catalyst the 3rd auxiliary normally-closed contact are connected；
The other end of described 4th catalyst the 3rd main contacts is connected with a binding post of alternating current generator the 3rd pair of wire connection terminals；
Another binding post of described alternating current generator the 3rd pair of wire connection terminals assists the other end of normally-closed contact to be connected with the second outfan, second catalyst first of the 3rd changer medium-high frequency inverter respectively；
When charging electric vehicle is in charge mode with driving integrated topological, described first catalyst, the 3rd catalyst, the 5th contactor coil obtain electric, and all of main contacts Guan Bi of its correspondence, all of auxiliary normally opened contact Guan Bi, all of auxiliary normally-closed contact disconnect；Second catalyst, the 4th contactor coil dead electricity, all of main contacts of its correspondence disconnects, all of auxiliary normally opened contact disconnects, all of auxiliary normally-closed contact Guan Bi；
When charging electric vehicle is with when driving integrated topological to be in drive pattern, and described second catalyst, the 4th contactor coil obtain electric, and all of main contacts Guan Bi of its correspondence, all of auxiliary normally opened contact Guan Bi, all of auxiliary normally-closed contact disconnect；First catalyst, the 3rd catalyst, the 5th contactor coil dead electricity, all of main contacts of its correspondence disconnects, all of auxiliary normally opened contact is normally open, all of auxiliary normally-closed contact is normally off.
The thin-film capacitor that dc bus filter capacitor CA, CB, CC are several micro-connecting input uncontrollable rectifier bridge shown in Fig. 5 is for filtering the higher hamonic wave that switching frequency causes.When electric automobile is in charged state, digital processing unit sends catalyst KM1, KM3 coil losing electricity that instruction makes to be connected with motor, and catalyst KM0, KM2, KM4 coil being connected with charging system obtains electric, and its normally opened contact closes, normally closed disconnection.Charging system structure is as shown in Figure 5.Then, digital processing unit sends PWM ripple and drives signal 3 H bridge inverters of supply.When electric automobile is in driving condition, digital processing unit sends instruction makes catalyst KM1, KM3 coil being connected with motor obtain electric, and normally opened contact closes, and normally-closed contact disconnects.Its circuit structure is as shown in Figure 6.Then, digital processing unit sends PWM ripple and drives the power tube of signal 3 H bridge inverters of supply.Motor shown in Fig. 6 is the open induction machine of winding, has 3 coil windings in stator module, and the two ends of each coil windings respectively connect a brachium pontis of high-frequency inverter.
Having done simulating, verifying for this integrated topological structure, its simulation parameter is as follows: in charging system, load resistance is 5 Ω, and output filter capacitor is 2mF, output voltage 180V, switching frequency is 12kHz, and input filter inductance is 0.5mH, input filter capacitor is 0.002mF, transformer primary side winding self-induction LA=LB=LC=0.01H, vice-side winding self-induction L2=0.006H, mutual inductance MA=0.0045H, MB=0.0045H, MC=0.0045H.Open winding induction motor model parameter is: rated power is 1.5kW, rated line voltage is 380V, rated frequency is 50Hz, and rated speed is 1451rpm, and stator resistance is 2.375 Ω, stator leakage inductance is 0.1982H, rotor resistance is 1.741 Ω, and rotor leakage inductance is 0.1889H, and magnetizing inductance is 0.1814H, rotary inertia is 0.0109, and number of pole-pairs is 2.The input voltage of single-stage boost inverter is 240V, and straight-through dutycycle is 0.15, and the turn ratio of booster transformer is 2:1, uses pass-through state segmentation SYSVPWM modulator approach, and DC bus-bar voltage is increased to 600V.Charging system have employed phase shift modulation method and the control strategy of outer voltage current inner loop, and motor driven systems uses V/F topology to carry out preliminary simulating, verifying.
As shown in Figure 7 to 9, Fig. 7 is the simulation waveform figure of line voltage and electric current to charging system simulation waveform figure, it can be seen that the sine degree of electric current is the highest, and power factor is more than 0.99；Fig. 8 is DC bus-bar voltage waveform, and its waveform is a steamed bread ripple, this be due to DC side employ that the thin-film capacitor of several micro-is filtered as a result, it is possible to show that three phase power changes the most sinusoidally；Fig. 9 is load voltage waveform, 120 ° of power changed sinusoidally of three road mutual deviations is superposed to by magnetic combined transformer the power of constant amplitude, more just can export stable load voltage through rectifying and wave-filtering.
By modeling open winding induction motor, emulating whole motor driven systems, simulation waveform is as shown in Figure 10 to Figure 13.Figure 10 is DC bus-bar voltage waveform.Figure 11 is the expanded view of Figure 10, it can be seen that DC bus-bar voltage waveform is series of rectangular wave component, and this is owing to boosting inverter exists the result of pass-through state.Can be seen that DC voltage is boosted to 600V by 250V and supplies inverter from Figure 10 and Figure 11.Figure 12 is open winding induction motor terminal voltage analogous diagram.Figure 13 is threephase stator electric current, rotor angle frequency and torque analogous diagram.The empty load of motor as 0-0.5s, i.e. load torque are 0, the motor belt motor nominal load as 0.5-0.8s.From above charging system and motor-driven simulation waveform it can be seen that this integrated topological is feasible.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect are further described; it is it should be understood that; the foregoing is only the detailed description of the invention of the present invention; it is not limited to the present invention; all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the present invention.
Claims (4)
1. a charging electric vehicle with drive integrated topological, it is characterised in that comprise electrokinetic cell, the first to the 3rd changer, the
One to the 5th catalyst, the first to the 3rd electric capacity, inductance, power tube, diode, magnetic combined transformer, uncontrollable rectifier bridge and
Alternating current generator；
Described alternating current generator comprises three pair of wire connection terminals, the i.e. first to the 3rd pair of wire connection terminals；
Described magnetic combined transformer comprises the first to the 3rd primary side winding and a vice-side winding；
Described first to the 3rd changer all includes changer inductance, the first to the second changer electric capacity, uncontrollable rectifier bridge and high-frequency inversion
Device, described high-frequency inverter comprises the first to the second input and the first to the second outfan, wherein, changer inductance one end
Being connected with the first catalyst, one end of the other end respectively with the first changer electric capacity, an input of uncontrollable rectifier bridge are connected；
The other end of described first changer electric capacity is connected with another input, the center line N end of uncontrollable rectifier bridge respectively；Described do not control
The anode of one outfan respectively with the second changer electric capacity of rectifier bridge, the 3rd catalyst are connected；Described uncontrollable rectifier bridge another
One outfan is connected with the negative terminal of the second changer electric capacity, the second input of high-frequency inverter respectively；Described high-frequency inverter
First input end be connected with the 3rd catalyst, the second catalyst respectively；
Described first catalyst first to one end respectively with the first of the 3rd main contacts to the 3rd changer in the corresponding phase of changer inductance
Even, the other end of the first to the 3rd main contacts is connected with outside three-phase alternating current correspondence respectively；
Described 3rd catalyst first to one end respectively with the first of the 3rd main contacts to the 3rd changer in the anode of the second changer electric capacity
Corresponding connected, the first input end of the other end respectively with the first of the first to the 3rd main contacts to the 3rd changer medium-high frequency inverter
Corresponding connected；
One end respectively with the first of described second catalyst first to the 3rd main contacts inputs to the first of the 3rd changer medium-high frequency inverter
End correspondence is connected, the other end of the first to the 3rd main contacts be connected with each other and respectively with the anode of the 3rd electric capacity, the 4th catalyst the
One end of one auxiliary normally opened contact is connected；
One end of anode respectively with the first electric capacity of described electrokinetic cell, one end of inductance are connected, another of negative terminal respectively with the first electric capacity
End, the negative terminal of the second electric capacity, the 3rd catalyst first assist one end of normally-closed contact, an outfan of uncontrollable rectifier bridge is connected；
Described 3rd catalyst first assists the other end of normally-closed contact to be connected with N end；
The other end respectively with the second catalyst the 3rd auxiliary one end of normally opened contact of described inductance, the second catalyst second assist normally closed touching
One end of point is connected；
Described second catalyst second assists the other end of normally-closed contact to be connected with another outfan of uncontrollable rectifier bridge；
The other end of described second catalyst the 3rd auxiliary normally opened contact respectively with the emitter stage of power tube, the anode of diode, the 3rd electricity
The negative terminal held is connected；
The anode of the vice-side winding of described magnetic combined transformer respectively with the colelctor electrode of power tube, the negative electrode of diode, uncontrollable rectifier bridge
One input is connected, and the anode of negative terminal respectively with the second electric capacity, the 4th catalyst second assist one end of normally opened contact, the 4th connect
Tentaculum the 3rd auxiliary one end of normally opened contact, the 5th catalyst first assist one end of normally opened contact to be connected；
Described 5th catalyst first assists the other end of normally opened contact to be connected with another input of uncontrollable rectifier bridge；
Described 4th catalyst second assists the other end of normally opened contact to assist one end of normally-closed contact, magnetic with the 4th catalyst second respectively
The Same Name of Ends of combined transformer the first primary side winding is connected；
The other end of described 4th catalyst the 3rd auxiliary normally opened contact assists one end of normally-closed contact, magnetic with the 4th catalyst the 3rd respectively
The Same Name of Ends of combined transformer the second primary side winding, one end of the second catalyst the 4th auxiliary normally opened contact are connected；
The other end and second catalyst first of described second catalyst the 4th auxiliary normally opened contact assist one end of normally-closed contact, magnetic combination
The Same Name of Ends of the 3rd primary side winding of transformator is connected；
Described 4th catalyst first assist the other end of normally opened contact respectively with one end of the 5th catalyst the first main contacts, second contact
Device first assists one end of normally opened contact, the different name end of magnetic combined transformer the first winding is connected；
The other end of the first auxiliary normally opened contact of described second catalyst respectively with one end of the 5th catalyst the second main contacts, second connect
Second auxiliary one end of normally opened contact of tentaculum, the different name end of magnetic combined transformer the second winding are connected；
The other end of the second auxiliary normally opened contact of described second catalyst respectively with one end of the 3rd main contacts of the 5th catalyst, magnetic group
The different name end of the tertiary winding closing transformator is connected；
The other end of described 5th catalyst the first main contacts is high with in one end of the 4th catalyst the first main contacts, the first changer respectively
Frequently the first outfan of inverter is connected；
The other end of described 5th catalyst the second main contacts is high with in one end of the 4th catalyst the second main contacts, the second changer respectively
Frequently the first outfan of inverter is connected；
The other end of described 5th catalyst the 3rd main contacts is high with in one end of the 4th catalyst the 3rd main contacts, the 3rd changer respectively
Frequently the first outfan of inverter is connected；
The described other end of the 4th catalyst the first main contacts is connected with a binding post of alternating current generator the first pair of wire connection terminals；
Second output of another binding post respectively with the first changer medium-high frequency inverter of described alternating current generator the first pair of wire connection terminals
End, the 4th catalyst second assist the other end of normally-closed contact to be connected；
The described other end of the 4th catalyst the second main contacts is connected with a binding post of alternating current generator the second pair of wire connection terminals；
Second output of another binding post respectively with the second changer medium-high frequency inverter of described alternating current generator the second pair of wire connection terminals
End, the other end of the 4th catalyst the 3rd auxiliary normally-closed contact are connected；
The other end of described 4th catalyst the 3rd main contacts is connected with a binding post of alternating current generator the 3rd pair of wire connection terminals；
Another binding post of described alternating current generator the 3rd pair of wire connection terminals respectively with the second of the 3rd changer medium-high frequency inverter the output
End, the second catalyst first assist the other end of normally-closed contact to be connected；
When charging electric vehicle is in charge mode with driving integrated topological, described first catalyst, the 3rd catalyst, the 5th contact
Device coil obtains electric, all of main contacts Guan Bi of its correspondence, all of auxiliary normally opened contact Guan Bi, all of auxiliary normally-closed contact
Disconnect；Second catalyst, the 4th contactor coil dead electricity, all of main contacts of its correspondence disconnects, all of auxiliary is normally opened touches
Point disconnects, all of auxiliary normally-closed contact Guan Bi；
When charging electric vehicle is with when driving integrated topological to be in drive pattern, and described second catalyst, the 4th contactor coil obtain electric,
The all of main contacts Guan Bi of its correspondence, all of auxiliary normally opened contact Guan Bi, all of auxiliary normally-closed contact disconnect；First connects
Tentaculum, the 3rd catalyst, the 5th contactor coil dead electricity, all of main contacts of its correspondence disconnects, all of auxiliary is normally opened touches
Point is normally off for normally open, all of auxiliary normally-closed contact.
Charging electric vehicle the most according to claim 1 and driving integrated topological, it is characterised in that described alternating current generator uses and opens
Put formula winding induction motor.
Charging electric vehicle the most according to claim 1 and driving integrated topological, it is characterised in that described alternating current generator uses fixed
Sub-double-winding motor.
Charging electric vehicle the most according to claim 1 and driving integrated topological, it is characterised in that described first to the 3rd conversion
The second changer electric capacity in device is thin-film capacitor.
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| CN201510072068.5A CN104670040B (en) | 2015-02-11 | 2015-02-11 | A kind of charging electric vehicle and driving integrated topological |
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| CN106891751B (en) * | 2015-12-18 | 2019-07-26 | 比亚迪股份有限公司 | The control method of electric car and its onboard charger and onboard charger |
| CN106891736B (en) * | 2015-12-18 | 2019-06-21 | 比亚迪股份有限公司 | The control method of electric car and its onboard charger and onboard charger |
| CN106891750B (en) * | 2015-12-18 | 2019-03-29 | 比亚迪股份有限公司 | The control method of electric car and its onboard charger and onboard charger |
| CN106891738B (en) * | 2015-12-18 | 2019-06-25 | 比亚迪股份有限公司 | The control method of electric car and its onboard charger and onboard charger |
| CN105743175B (en) * | 2016-04-07 | 2018-02-02 | 东南大学 | A kind of drive system of electric motor vehicle of integrated charge machine function |
| DE102016209872A1 (en) * | 2016-06-06 | 2017-12-07 | Continental Automotive Gmbh | Vehicle electrical system with inverter, energy storage, electric machine and AC transmission connection |
| CN106379186B (en) * | 2016-09-29 | 2020-08-14 | 北京新能源汽车股份有限公司 | Charger and automobile |
| CN106347158B (en) * | 2016-09-29 | 2020-08-14 | 北京新能源汽车股份有限公司 | Charger and automobile |
| CN107244255B (en) * | 2017-06-26 | 2024-01-05 | 江苏师范大学 | H-bridge and high-frequency transformer-based electric automobile charging and driving integrated converter |
| CN110011544A (en) * | 2019-05-14 | 2019-07-12 | 江苏师范大学 | A kind of multiport input source isolated form Z DC converter |
| CN111557074A (en) * | 2019-07-08 | 2020-08-18 | 深圳欣锐科技股份有限公司 | Voltage conversion circuit of integrated vehicle-mounted charger |
| CN111409482B (en) * | 2020-03-30 | 2023-01-31 | 上海电气集团股份有限公司 | Integrated circuit of vehicle-mounted charger and motor controller and electric vehicle |
| CN112693340B (en) * | 2020-12-01 | 2023-04-25 | 合肥华耀电子工业有限公司 | Function integrated vehicle-mounted charger and working method thereof |
| CN112803561B (en) * | 2021-01-27 | 2022-09-20 | 华南理工大学 | Electric automobile integrated charging circuit based on auxiliary inductance and three-phase motor drive |
| CN113183788B (en) * | 2021-04-23 | 2022-09-30 | 江苏师范大学 | V2G isolation type charger integration method based on open-winding motor |
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