CN110722976A - Hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system - Google Patents
Hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system Download PDFInfo
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- CN110722976A CN110722976A CN201811021997.3A CN201811021997A CN110722976A CN 110722976 A CN110722976 A CN 110722976A CN 201811021997 A CN201811021997 A CN 201811021997A CN 110722976 A CN110722976 A CN 110722976A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1423—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle with multiple batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1438—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle in combination with power supplies for loads other than batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K53/00—Alleged dynamo-electric perpetua mobilia
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1846—Rotary generators structurally associated with wheels or associated parts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a pure electric car power system of a hub type four-drive double-rotor variable-frequency variable-voltage generator, which effectively improves the endurance mileage of an automobile in the field of new energy automobiles. The problem of short endurance mileage of the electric car is solved. The technology can transform a 330V battery pack into 100V and output the 100V battery pack to a controller, so that a 5-20 KW motor obtains a large starting current to drive a car, and the car can obtain a stable direct current of 100V to 450V to supply to the controller due to the inertia of the car during driving, so that the motor can stably run under a high-voltage and low-current state. The battery pack may also be charged when the voltage rises to 280 volts. Therefore, the driving mileage of the vehicle can reach 1500 kilometers and the speed per hour reaches 180 kilometers.
Description
Technical Field
The invention relates to a device for solving power output in the new energy automobile industry, which is suitable for the industries of automobiles, ships, electromechanics, distributed power generation and the like.
Background
At present, a battery technology, a power assembly system and an electric control system are the technical difficulties to be overcome firstly in the technical development process of new energy vehicles, wherein the battery and charging technology are one of the most prominent bottlenecks. Due to the imperfection of the existing power battery and the non-popularization of the charging pile. The existing pure electric cars have the factors of short endurance mileage, overlong charging time, unsafe power batteries and the like, and are difficult to popularize nationwide.
Disclosure of Invention
The invention aims to provide a technical scheme for solving the problems of endurance mileage and charging of a pure electric vehicle. According to the existing technical reasons, the method aims to improve the endurance mileage and the charging difficulty of the pure electric car and eliminate unsafe factors of a power battery. Thereby solving the technical problem of the pure electric car. The solution is to reduce the capacity of the power battery pack, to make it in an absolute safety value range, then to change the motor with large energy consumption into four rare earth frequency conversion and voltage conversion wheel resolvers with low energy consumption, and each motor is additionally provided with a double-rotor frequency conversion and voltage conversion wheel resolvers generator through a planetary gear box, to make the vehicle fully use the vehicle running inertia to charge the vehicle to and fro through a special wiring scheme. The vehicle can achieve the purpose of overlong endurance, and the requirement on charging is weakened due to the extension of endurance mileage. The invention completely solves the technical problem of the existing pure electric car.
The technical scheme is as follows:
in order to achieve the above purpose, the technical scheme of the invention is; a hub type four-drive double-rotating-hand variable-frequency variable-voltage generator pure electric car power system comprises a hub type rare earth variable-frequency variable-voltage motor, a planetary gear box, a hub type double-rotor variable-frequency variable-voltage generator, a variable-frequency variable-voltage controller and the like.
The technical scheme for solving the problems in the prior art is as follows:
in the solution scheme, the technical problem of a battery pack is not considered, but a power assembly and an electric controller are perfectly combined, the traditional automobile is powered by an internal combustion engine, or two electric motors are loaded on a front axle and a rear axle to achieve the purpose of driving the automobile, because the power is supplied from a transmission shaft which transmits the power to the centers of wheels, the wheels are made into reverse levers, the automobile can be driven by outputting torsion which is several times of the motive power, a large amount of power is wasted, the vehicle-mounted battery pack cannot meet the requirement of long-time running, the solution scheme is that a large electric motor is replaced by four hub motors with the power of 5 kilowatts-20 kilowatts, and a gear box and a generator with the power of fifteen kilowatts are loaded in each hub motor to form a new power assembly, the power assembly is controlled by four electric controllers which are controlled by a central pedal controller, the forward and reverse are controlled by a gear switch, an electronic brake pedal and a brake-assisting switch form a brake system,
the power supply of the automobile is provided by a group of power batteries with direct current of 330V and 40A. The working principle of the scheme is that 330V is transformed into 100V direct current to be output, a 1000V 200A rectifier tube is loaded at an output end to prevent backflow, the controller obtains a large-current starting current to start and run the automobile, when the automobile runs to reach the speed of 20 kilometers per hour, a vehicle-mounted generator starts to generate electricity to provide power for the automobile, the generator is a double-rotor generator, the characteristic of a planetary gear box is utilized, bidirectional conversion is performed, the power used by the generator for generating electricity is only one third of the power of the original generator, so that the automobile can always obtain a support close to a running power supply when running, the power is equal to the current multiplied by the voltage, as the automobile is continuously accelerated, four generators can generate 100V to 450V stable alternating current, and a 100V to 450V direct current can be obtained through 1000V 50A, this current is simultaneously supplied to four controllers which are distributing power to four motors. Thus, the automobile can run smoothly. And when the voltage generated by the generator reaches 280V, the aftertaste battery pack is charged at the same time. Tests prove that the scheme is feasible, the technical scheme effectively improves the endurance mileage of the pure electric car, the endurance mileage of the SUV type pure electric car reaches 1500 kilometers, the speed per hour also reaches 180 kilometers, and the technology can bring huge development for the development of future charging electric cars.
The invention can greatly improve the endurance mileage of the high-purity electric car and solve the charging problem.
Drawings
FIG. 1 is a schematic mechanical exploded view;
FIG. 2 is an assembly view of the machine assembly;
FIG. 3 is a circuit wiring diagram;
FIG. 4 is a diagram of a controller main circuit board;
FIG. 5 is a controller daughter board control diagram.
Detailed Description
Fig. 1 and 2 are mechanical parts:
the hub type four-drive dual-rotor frequency conversion generator pure electric car power system comprises the following components, 1 main shaft, 2 main shaft nuts, 3 connecting hub flange plates, 4 connecting hub bolts, 5 hub bearing bearings, 6 connecting motor flange plates, 7 motor bearings, 8 motor stators, 9 motor outer end covers, 10 connecting bolt holes, 11 motor shells, 12 motor magnetic steels, 13 motor coil windings, 14 motor stator magnetic steels, 15 main shaft wiring holes, 16 motor key grooves, 17 planetary gearbox inner gear rings, 18 planetary gearbox fixed plates, 19 main shaft key grooves, 20 planetary gearbox sun gears, 21 planetary gearbox sun gear bearings, 22 planetary gearbox secondary shafts, 23 planetary gearbox secondary shaft gears, 24 secondary shaft bearings, 25 main shaft bearing tables, 26 generator end cover screw holes, 27 generator front end covers, 28 generator end cover sealing rings, 29 generator end cover bearing rings, 29 generator end cover bearing rings, 30 generator housings, 31 generator outer rotor magnetic steel, 32 generator inner rotor, 33 generator inner rotor sealing ring, 34 generator inner rotor bearing, 35 generator stator coil winding, 36 generator rear end cover, 37 connecting bolt hole, 38 generator rear bolt hole, 39 generator stator support, 40 rear end cover bearing, 41 generator rear end cover sealing ring, 42 generator stator wiring hole, 43 brake disc, 44 main shaft wiring hole, 45 forehead connecting disc bearing, 46 forehead and brake disc connecting screw hole, 47 horn support connected with vehicle body, 48 main shaft fixing screw nut, 49 horn support connecting hole, 50 brake disc forehead.
And (3) mechanical part installation:
the claw 47 of the connecting vehicle body is arranged on the shock absorber and the front and rear balance arms, the main shaft 1 is arranged on the claw, the main shaft is fixed by the main shaft fixing nut 48, and the forehead connecting disc bearing 45 is arranged on the main shaft.
Furthermore, the forehead 50 of the brake disc is connected with the brake disc 43 through the forehead and the brake disc connecting screw hole 46, and then the forehead of the brake disc is arranged on the forehead connecting disc bearing 45,
furthermore, the stator support 39 of the dual-rotor variable-frequency variable-voltage generator is mounted on the main shaft 1 through a key slot, and the stator wiring hole 42 is communicated with the main shaft wiring hole 44.
Further, the rear end cover 36 of the dual-rotor generator is connected to the forehead 50 of the brake disc through the connecting screw hole 37.
Furthermore, the planetary gearbox sun gear bearing 21 is mounted on the main shaft 1, and the sun gear 20 is mounted on the sun gear bearing. The planetary gearbox fixed disc 18 is arranged on the main shaft 1 through a key slot, and the planetary gearbox inner gear ring is connected to the front end cover 27 of the double-rotor generator through a connecting hole 10.
Furthermore, the stator 8 of the hub type variable frequency and voltage motor is provided with a key slot, and the stator is arranged on the main shaft 1 through the key slot. The outer rotor 11 of the motor is connected with the outer gear box of the planetary gear box through a connecting hole 10, the output line of the motor is output through an outlet hole 15 on the main shaft 1,
further, the motor flange 6 is connected to the motor through the connection hole 10.
Furthermore, the connecting hub flange 3 is mounted on the main shaft 1 through a hub bearing 5. The hubs are connected by connecting hub bolts 4.
Implementing a circuitry scheme;
as shown in fig. 3, 4 and 5, in order to achieve the above object, the technical solution of the present invention is; a hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system needs a set of control system to control equipment to operate in order to complete normal operation of a mechanical part,
the circuit system comprises a hub-type rare earth variable-frequency variable-voltage motor, a hub-type double-rotor rare earth variable-frequency variable-voltage generator, a 220V inversion 330V 3W kilo-charger, a 330V 40A power battery pack, a 330V variable-voltage 100V transformer, 4 20 KW direct-to-alternating-current controller, four 50A 1000V silicon rectification sets, 6 50A 1000V half-bridge silicon rectification sets, one gear switch set, one brake-assisting switch, one brake pedal potentiometer and one accelerator pedal three-wire potentiometer, wherein pins of the controller are arranged in sequence, a pin 1 Hall signal, a pin 2 speed-regulating positive electrode, a pin 3 electronic lock, a 4 speed-regulating signal, a 5 speed-regulating negative electrode, 6 common ground, 14 reverse gear, 22 forward gear, 23 brake, 23V brake,
In the present embodiment; a hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system is characterized in that in order to complete normal operation of a mechanical part, 220V city electricity is converted into 330V electricity through inversion, 3W thousands of current are fed to a battery pack, the battery pack is output into 100V electricity through transformer transformation, a half bridge D1 is output to anodes of D3, D4, D5 and D6 half bridges and is respectively output to four sets of controllers, electric quantity generated by 4 generators is output to the battery pack through D2, a pin 1 Hall signal connection processor is arranged, a speed regulation anode 2 is connected to an anode of an accelerator pedal, an electronic lock 3 is connected to a key starting switch, a speed regulation signal 4 is connected to an output end of the accelerator pedal, and a speed regulation cathode 5 is connected to a cathode of the accelerator pedal. The common ground 6 is a ground line connected to the negative pole of the reverse switch 14, the negative pole of the forward gear 22, and the negative pole of the brake 23, and the reverse gear 14 is connected to the positive pole of the reverse switch. The forward gear 22 is connected to the positive electrode of the forward gear switch, and the brake 23 is connected to the positive electrodes of the brake assisting switch and the brake pedal. The motor connecting wires are respectively connected to A, B, C and the binding posts of the controller.
The basic operating principle of the circuit system is as follows: the pure electric car power system comprises a hub type four-drive double-rotor variable-frequency variable-voltage generator, a charger, a 220V inverter, a low-voltage control switch and a controller, wherein the battery pack is charged by 330V inverter voltage (with a low-voltage control switch on the battery pack), the voltage of the battery pack is reduced to 100V output by a transformer, the voltage output by the transformer is supplied to the controller, a switch lock 3 is opened, the controller is supplied to a motor by the speed regulation of an accelerator pedal, the processor monitors all motors by Hall signals 1, a brake assisting switch is closed, a forward gear switch is pressed down, an accelerator is stepped down, the car moves forward, a reverse gear switch is opened, the car moves backward by the accelerator pedal under a tower.
The working principle of the double-rotor generator is as follows:
the double-rotor generator is a fifteen-kilowatt hub type variable-frequency variable-voltage rare earth generator, the generator normally generates 100V when the speed of the vehicle reaches twenty kilometers, the voltage normally supplies power to the motor, the generator generates 330V when the speed reaches 120 kilometers, the generator generates 450 kilometers when the speed of the vehicle reaches 190 kilometers, and the control voltage of the controller is 100V to 450V, so that the power consumption of the motor and a battery pack is basically ensured, the loss is supplemented, a fifteen-kilowatt generator supplies power all the time, the voltage is increased along with the increase of the vehicle speed, the voltage generated by the faster vehicle speed is higher, the controller supplies low-voltage large current when the vehicle runs at low speed, the controller supplies high-voltage small current to the motor when the vehicle runs at high speed, and the electric quantity generated by the generator is directly supplied to the motor, the positive poles of four generators are connected with the negative pole of the rectifier diode 1 and the positive pole of the rectifier diode 2, so that the rectifier diode 1 is cut off when the voltage is over 100 volts, and when the generated voltage of the generator exceeds 280 volts, the generator charges the battery through the rectifier diode 2, so that the rectifier diode plays a role in protecting and damping the whole circuit, after the technical scheme is successfully implemented, the endurance mileage problem of the pure electric car is effectively solved, the unsafe problem of a battery pack is also solved, the charging times are reduced, the requirements on charging piles are greatly reduced, after the technical implementation, the vehicle can run at high speed, the endurance mileage is over 1500 kilometers, the vehicle only slides close to each other when decelerating, the feeling of a driver is accelerated and the stall fall is large, and the feet leave an accelerator pedal, the vehicle speed is reduced, and the rest is normal.
Claims (14)
1. A hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the hub type variable-frequency variable-voltage rare earth generator is connected with the planetary gear box; the hub type variable frequency variable voltage rare earth motor, the planetary gear box and the hub type dual-rotor variable frequency variable voltage rare earth generator are mounted on a wheel shaft of a vehicle together, a stator of the hub type variable frequency variable voltage rare earth motor is fixed on the wheel shaft through a key groove, the wheel shaft is of a step type, a wiring hole is formed in the step position, and a coil of the motor is a multi-stage number parallel winding.
2. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the fixed plate of the planetary gearbox is arranged on a wheel shaft through a key groove, and the sun wheel of the planetary gearbox is arranged on the wheel shaft of the vehicle through a sun wheel bearing.
3. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the hub type double-rotor variable-frequency variable-voltage rare earth generator is fixed on a vehicle wheel shaft through a stator support of the generator, the generator is provided with two groups of magnetic steels of an inner rotor and an outer rotor, the stator of the generator is provided with two groups of coils, and the coils adopt multi-stage number parallel windings.
4. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the generator stator is provided with a wire outlet hole which is communicated with a wiring hole of a vehicle wheel shaft.
5. The hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box and a hub type double-rotor variable-frequency variable-voltage rare earth generator, and is characterized in that the planetary gear box is connected with a power supply of the pure electric car; the hub type double-rotor variable-frequency variable-voltage rare earth generator is provided with an outer rotor and an inner rotor, and the inner rotor and the outer rotor rotate in opposite directions in a bidirectional mode through an inner gear ring of a planetary gear box and a sun gear.
6. The hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box and a hub type double-rotor variable-frequency variable-voltage rare earth generator, and is characterized in that the planetary gear box is connected with a power supply of the pure electric car; the inner gear ring of the planetary gear box is connected with the outer rotor of the generator, the sun gear of the planetary gear box is provided with a crenelle, and the crenelle is meshed with the crenelle of the inner rotor of the double-rotor generator.
7. The hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box and a hub type double-rotor variable-frequency variable-voltage rare earth generator, and is characterized in that the planetary gear box is connected with a power supply of the pure electric car; the hub connecting disc is provided with a concentric bearing.
8. The hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box and a hub type double-rotor variable-frequency variable-voltage rare earth generator, and is characterized in that the planetary gear box is connected with a power supply of the pure electric car; the forehead of the brake disc is arranged on a vehicle wheel shaft through a concentric bearing.
9. The hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box and a hub type double-rotor variable-frequency variable-voltage rare earth generator, and is characterized in that the planetary gear box is connected with a power supply of the pure electric car; the hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system uses a 330V 40A power battery pack as a power supply. The power supply is supplemented by the inversion of 220V mains supply, and the 330V power battery is provided to the motor controller as the power supply of the motor through the transformation of 100V.
10. The hub type four-drive double-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box and a hub type double-rotor variable-frequency variable-voltage rare earth generator, and is characterized in that the planetary gear box is connected with a power supply of the pure electric car; the motor is an alternating current synchronous motor, the output power of the motor can be controlled by the motor controller according to needs, the control range is 5-20W/k, the working voltage of the controller is 60-450V, the controller is a direct current input, the controller is an alternating current output, and the output hertz is 20-110 hertz.
11. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the generator generates electricity according to the vehicle speed, the generated voltage is 100-450V, the electricity is rectified into direct current voltage through a full bridge, the working voltage is given to the controller through half bridge damping, and when the voltage of the generator rises to 280V, the battery pack can be charged.
12. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the generator can provide 100 volts and 15 kilowatts for the motor controller when the speed of the vehicle is 20 kilometers per hour, 330 volts and 15 kilowatts for 120 kilometers per hour, and 450 volts for 190 kilometers per hour.
13. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the electric power generated by the generator varies with vehicle speed, and is supplied to the motor and the battery pack through full-bridge rectification and half-bridge damping.
14. The hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system comprises a hub type variable-frequency variable-voltage rare earth motor, a planetary gear box, a hub type dual-rotor variable-frequency variable-voltage rare earth generator, a battery pack, a controller, an inverter, a transformer, a processor, a potentiometer, a switch, bridge type rectification, half-bridge type rectification and the like, and is characterized in that the planetary gear box is connected with the hub type dual-rotor variable-frequency variable-voltage rare earth generator; the electrical appliances are connected in a mode. The power utilization mode of the controller and the power generation mode of the generator. The wiring mode of each electrical appliance is that the controller can normally work under any voltage of 100-450V direct current voltage generated by the generator, the power generation mode is that the generator outputs 100-450V direct current voltage to the controller according to the vehicle speed, and the controller adjusts the output voltage and frequency according to the working voltage to adjust the voltage and frequency supplied to the motor so as to control the output power and the revolution number of the motor. The wiring mode is that 330V direct current voltage is transformed into 100V, the voltage is supplied to the controller through half-bridge damping, the controller works normally, when the voltage of the generator exceeds 100V, the generator provides electric quantity to the controller, the half-bridge is used for preventing electric appliances from being burnt by backflow, and when the working voltage of the controller is used according to a vehicle, the power generated by the generator is changed during compaction. The electric motor always obtains an optimal working voltage value when the vehicle runs.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811021997.3A CN110722976A (en) | 2018-09-04 | 2018-09-04 | Hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system |
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| CN201811021997.3A CN110722976A (en) | 2018-09-04 | 2018-09-04 | Hub type four-drive dual-rotor variable-frequency variable-voltage generator pure electric car power system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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