CN111452635A - Energy control system and control method of vehicle-mounted wind power generation device - Google Patents
Energy control system and control method of vehicle-mounted wind power generation device Download PDFInfo
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- CN111452635A CN111452635A CN202010385909.9A CN202010385909A CN111452635A CN 111452635 A CN111452635 A CN 111452635A CN 202010385909 A CN202010385909 A CN 202010385909A CN 111452635 A CN111452635 A CN 111452635A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/11—Combinations of wind motors with apparatus storing energy storing electrical energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/30—Wind motors specially adapted for installation in particular locations
- F03D9/32—Wind motors specially adapted for installation in particular locations on moving objects, e.g. vehicles
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- 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
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transportation (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Wind Motors (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
An energy control system of a vehicle-mounted wind power generation device comprises the wind power generation device arranged at the windward position of a vehicle body, a motor used for providing power for an automobile, a super capacitor and a controller; the power supply end of the motor is respectively connected with a power battery power supply loop, a wind driven generator power supply loop and a super capacitor power supply loop, and a charging loop is connected between the wind driven generator and the power battery; the three power supply loops and the charging loop can be switched under the control of the controller. The invention further comprises a control method of the energy control system of the vehicle-mounted wind power generation device. The invention can identify the automobile motion mode, judge the wind speed and the power required by the motor, control the power provided by the power battery, the super capacitor and the wind driven generator to the motor in real time, efficiently recover the wind energy, reduce the energy consumption of the power battery, increase the endurance of the electric automobile and save the energy.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted power generation devices, in particular to an energy control system and a control method of a vehicle-mounted wind power generation device.
Background
In the face of increasingly severe environmental pollution and energy crisis, countries around the world continuously announce the prohibition of selling fuel vehicles, and more resources and power are put into the research, development and manufacture of electric vehicles.
The automobile is fast relative to the wind speed during high-speed cruising, has huge wind energy, and the wind energy is used as renewable clean energy, has the characteristics of large reserve, wide distribution, no pollution and the like, and is an energy utilization mode with development prospect. If the wind energy can be recycled by one vehicle-mounted wind power generation device, the cruising range of the electric vehicle during high-speed cruising can be increased.
Disclosure of Invention
In order to overcome the problems, the invention provides an energy control system and a control method of a vehicle-mounted wind power generation device, which can configure the output power of a battery, a super capacitor and a wind power generator according to the power required by a motor in the driving process of an automobile in real time.
The invention provides an energy control system of a vehicle-mounted wind power generation device, which comprises the wind power generation device arranged at the windward part of a vehicle body, a motor used for providing power for an automobile, a super capacitor and a controller;
the wind power generation device comprises a wind power generator, a rotating shaft and a plurality of blade modules; the rotor of the wind driven generator is connected with a rotating shaft, the blade modules are arranged on the rotating shaft, each blade module comprises a plurality of blades, and the blades are flat; the wind direction is vertical to the axial direction of the rotating shaft and the windward side of the blades, and the wind blows the blades to rotate to generate electricity;
the power supply end of the motor is respectively connected with a power battery power supply loop, a wind driven generator power supply loop and a super capacitor power supply loop, and a charging loop is connected between the wind driven generator and the power battery; the three power supply loops and the charging loop can be switched under the control of the controller;
the power battery power supply loop comprises: the relay module I is connected between the power battery and the motor in series; the aerogenerator power supply circuit includes: the ACDC converter and the relay module II are connected between the wind driven generator and the motor in series; the super capacitor power supply loop includes: a third DCDC converter and a third relay module which are connected in series between the super capacitor and the motor; the charging circuit includes: the relay module IV and the one-way diode are connected between the relay module II and the power battery in series, the cathode of the one-way diode is connected with the anode of the power battery, and the one-way diode only allows current to flow from the wind driven generator to the power battery;
the control signal output end of the controller is respectively connected with the control signal input ends of the first relay module, the second relay module, the third relay module and the fourth relay module; the controller controls the on-off of the relay module I, the relay module II, the relay module III and the relay module IV according to the wind speed, the automobile driving state, the required power of the motor and the power of the wind driven generator.
Furthermore, the wind power generation device is arranged behind the automobile air inlet grid, and the blade modules are arranged at intervals along the axial direction of the rotating shaft.
The second aspect of the present invention also provides a control method of an energy control system of an on-vehicle wind power generation apparatus, the method including the steps of,
step 4, when the automobile backs or is ready to park, the relative wind speed is small, the controller sends a switching-on control signal to the relay module, and a power supply loop of the wind driven generator and a power supply loop of the super capacitor are switched off, and the power of the motor is only provided by the power battery;
step 5, judging whether the power required by the current motor is larger than the power of the wind driven generator or not, and executing step 6 if the power required by the current motor is larger than the power of the wind driven generator; otherwise, executing step 9;
step 6, judging the current automobile running state, and if the current automobile is in a high-speed cruising state, executing step 7; if the current automobile is in an acceleration or uphill state, executing the step 8;
step 7, when the automobile is cruising at a high speed, the power required by the motor is larger, and the relative wind speed is also larger, so that the wind driven generator can reach the minimum starting condition at the moment, but the power required by the motor is larger than the power of the wind driven generator, and the controller sends a switching-on control signal to the relay module I and the relay module II to respectively switch on the power battery power supply loop and the wind driven generator power supply loop; the power battery and the wind driven generator can supply energy to the motor at the same time, so that the power supplied by the battery to the motor is reduced, and the aims of recovering wind energy and increasing the endurance of the electric automobile are fulfilled;
step 8, when the automobile accelerates or goes up a slope, the wind driven generator reaches the minimum starting condition but the power required by the motor is larger than the power of the wind driven generator, in order to reduce the heavy current output of the power battery, the controller sends a switching-on control signal to the relay module I, the relay module II and the relay module III, and the power battery power supply loop, the wind driven generator power supply loop and the super capacitor power supply loop are respectively conducted;
step 9, when the automobile is braked and decelerated or runs downhill, the input power required by the motor is small or zero, but the automobile still has relative wind speed due to inertia continuous running, at the moment, the wind driven generator reaches the minimum starting condition and the power required by the motor is smaller than the power of the wind driven generator, and the controller sends a switch-on control signal to the relay module II and the relay module IV to respectively switch on a power supply loop and a charging loop of the wind driven generator; the wind driven generator is used for independently supplying power to the motor, and the residual energy is used for charging the power battery, so that the aims of recovering wind energy and increasing the endurance of the electric automobile are achieved.
The invention has the beneficial effects that: the energy control system is utilized to identify the automobile motion mode, judge the wind speed and the power required by the motor, control the power provided by the power battery, the super capacitor and the wind driven generator to the motor in real time, efficiently recover the wind energy, reduce the energy consumption of the power battery, increase the endurance of the electric automobile and save the energy.
Drawings
Fig. 1 is a view showing a layout of a rotating shaft of a wind power generator.
FIG. 2 is a front view of a motor shaft of the wind turbine.
FIG. 3 is a block diagram of an energy control system.
FIG. 4 is an energy control system flow diagram.
Description of reference numerals: 1. a blade; 2. a rotating shaft; 3. an air intake grille.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto:
referring to the attached drawings, the energy control system of the vehicle-mounted wind power generation device comprises the wind power generation device arranged behind a middle net air inlet grid 3 of an automobile, a motor for providing power for the automobile, a super capacitor and a controller;
the wind power generation device comprises a wind power generator, a rotating shaft 2 and two blade modules; the rotor of the wind driven generator is connected with the rotating shaft, the blade modules are arranged on the rotating shaft, and the two blade modules are arranged at intervals along the axial direction of the rotating shaft; each blade module comprises a plurality of blades 1, and each blade 1 is flat; the wind direction is vertical to the axial direction of the rotating shaft 2 and the windward side of the blade 1, and the wind blows the blade 1 to rotate to generate electricity;
the power supply end of the motor is respectively connected with a power battery power supply loop, a wind driven generator power supply loop and a super capacitor power supply loop, and a charging loop is connected between the wind driven generator and the power battery; the three power supply loops and the charging loop can be switched under the control of the controller;
the power battery power supply loop comprises: the relay module I is connected between the power battery and the motor in series; the aerogenerator power supply circuit includes: the ACDC converter and the relay module II are connected between the wind driven generator and the motor in series; the super capacitor power supply loop includes: a third DCDC converter and a third relay module which are connected in series between the super capacitor and the motor; the voltage of the wind driven generator is automatically kept the same as the voltage of the power battery after being converted by the ACDC; after the voltage of the super capacitor is subjected to DCDC conversion, the voltage of the super capacitor is automatically kept the same as the voltage of the power battery. The charging circuit includes: the relay module IV and the one-way diode are connected between the relay module II and the power battery in series, the cathode of the one-way diode is connected with the anode of the power battery, and the one-way diode only allows current to flow from the wind driven generator to the power battery;
the control signal output end of the controller is respectively connected with the control signal input ends of the first relay module, the second relay module, the third relay module and the fourth relay module; the controller controls the on-off of the relay module I, the relay module II, the relay module III and the relay module IV according to the wind speed, the automobile driving state, the required power of the motor and the power of the wind driven generator.
The invention also provides a control method of the energy control system based on the vehicle-mounted wind power generation device, which comprises the following steps:
because the magnetic fields of the stator and the rotor in the wind driven generator are coupled with each other, a resisting moment can be generated by the sudden change of magnetic energy storage in an air gap, and the starting resisting moment of the wind driven generator is formed by the bearing friction moment at the two ends of the rotor. Therefore, the wind driven generator can output energy only when the wind power reaches a certain magnitude and the starting resistance moment of the generator is overcome under the condition of meeting the minimum starting condition.
step 4, when the automobile backs or is ready to park, the relative wind speed is small, the controller sends a switching-on control signal to the relay module, and a power supply loop of the wind driven generator and a power supply loop of the super capacitor are switched off, and the power of the motor is only provided by the power battery;
step 5, judging whether the power required by the current motor is larger than the power of the wind driven generator or not, and executing step 6 if the power required by the current motor is larger than the power of the wind driven generator; otherwise, executing step 9;
step 6, judging the current automobile running state, and if the current automobile is in a high-speed cruising state, executing step 7; if the current automobile is in an acceleration or uphill state, executing the step 8;
step 7, when the automobile is cruising at a high speed, the power required by the motor is larger, and the relative wind speed is also larger, so that the wind driven generator can reach the minimum starting condition at the moment, but the power required by the motor is larger than the power of the wind driven generator, and the controller sends a switching-on control signal to the relay module I and the relay module II to respectively switch on the power battery power supply loop and the wind driven generator power supply loop; the power battery and the wind driven generator can supply energy to the motor at the same time, so that the power supplied by the battery to the motor is reduced, and the aims of recovering wind energy and increasing the endurance of the electric automobile are fulfilled;
step 8, when the automobile accelerates or goes up a slope, the wind driven generator reaches the minimum starting condition but the power required by the motor is larger than the power of the wind driven generator, in order to reduce the heavy current output of the power battery, the controller sends a switching-on control signal to the relay module I, the relay module II and the relay module III, and the power battery power supply loop, the wind driven generator power supply loop and the super capacitor power supply loop are respectively conducted;
step 9, when the automobile is braked and decelerated or runs downhill, the input power required by the motor is small or zero, but the automobile still has relative wind speed due to inertia continuous running, at the moment, the wind driven generator reaches the minimum starting condition and the power required by the motor is smaller than the power of the wind driven generator, and the controller sends a switch-on control signal to the relay module II and the relay module IV to respectively switch on a power supply loop and a charging loop of the wind driven generator; the wind driven generator is used for independently supplying power to the motor, and the residual energy is used for charging the power battery, so that the aims of recovering wind energy and increasing the endurance of the electric automobile are achieved.
The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but rather by the equivalents thereof as may occur to those skilled in the art upon consideration of the present inventive concept.
Claims (3)
1. An energy control system of a vehicle-mounted wind power generation device is characterized in that: the device comprises a wind power generation device arranged at the windward position of a vehicle body, a motor used for providing power for an automobile, a super capacitor and a controller;
the wind power generation device comprises a wind power generator, a rotating shaft and a plurality of blade modules; the rotor of the wind driven generator is connected with a rotating shaft, the blade modules are arranged on the rotating shaft, each blade module comprises a plurality of blades, and the blades are flat; the wind direction is vertical to the axial direction of the rotating shaft and the windward side of the blades, and the wind blows the blades to rotate to generate electricity;
the power supply end of the motor is respectively connected with a power battery power supply loop, a wind driven generator power supply loop and a super capacitor power supply loop, and a charging loop is connected between the wind driven generator and the power battery; the three power supply loops and the charging loop can be switched under the control of the controller;
the power battery power supply loop comprises: the relay module I is connected between the power battery and the motor in series; the aerogenerator power supply circuit includes: the ACDC converter and the relay module II are connected between the wind driven generator and the motor in series; the super capacitor power supply loop includes: a third DCDC converter and a third relay module which are connected in series between the super capacitor and the motor; the charging circuit includes: the relay module IV and the one-way diode are connected between the relay module II and the power battery in series, the cathode of the one-way diode is connected with the anode of the power battery, and the one-way diode only allows current to flow from the wind driven generator to the power battery;
the control signal output end of the controller is respectively connected with the control signal input ends of the first relay module, the second relay module, the third relay module and the fourth relay module; the controller controls the on-off of the relay module I, the relay module II, the relay module III and the relay module IV according to the wind speed, the automobile driving state, the required power of the motor and the power of the wind driven generator.
2. The energy control system of a wind power plant on-board a vehicle according to claim 1, wherein: the wind power generation device is arranged behind the automobile air inlet grid, and the blade modules are arranged at intervals along the axial direction of the rotating shaft.
3. A control method of an energy control system based on the on-vehicle wind power generation apparatus according to any one of claims 1 to 2, characterized in that: the method comprises the following steps of,
step 1, judging whether the wind driven generator meets a minimum starting condition, if so, executing step 5, otherwise, executing step 2;
step 2, judging the current running state of the automobile, and executing step 3 if the automobile is in a starting state; if the automobile is in a state of backing or preparing for parking, executing the step 4;
step 3, when the automobile is started, the speed is slow, the power required by the motor is large, at the moment, the wind driven generator cannot reach the minimum starting condition, and the power required by the motor is larger than the power of the wind driven generator; the controller sends a switching-on control signal to the first relay module and the third relay module to respectively switch on the power battery power supply loop and the super capacitor power supply loop; the super capacitor assists the automobile to start, reduces the loss of the power battery and prolongs the service life of the power battery;
step 4, when the automobile backs or is ready to park, the relative wind speed is small, the controller sends a switching-on control signal to the relay module, and a power supply loop of the wind driven generator and a power supply loop of the super capacitor are switched off, and the power of the motor is only provided by the power battery;
step 5, judging whether the power required by the current motor is larger than the power of the wind driven generator or not, and executing step 6 if the power required by the current motor is larger than the power of the wind driven generator; otherwise, executing step 9;
step 6, judging the current automobile running state, and if the current automobile is in a high-speed cruising state, executing step 7; if the current automobile is in an acceleration or uphill state, executing the step 8;
step 7, when the automobile is cruising at a high speed, the power required by the motor is larger, and the relative wind speed is also larger, so that the wind driven generator can reach the minimum starting condition at the moment, but the power required by the motor is larger than the power of the wind driven generator, and the controller sends a switching-on control signal to the relay module I and the relay module II to respectively switch on the power battery power supply loop and the wind driven generator power supply loop; the power battery and the wind driven generator can supply energy to the motor at the same time, so that the power supplied by the battery to the motor is reduced, and the aims of recovering wind energy and increasing the endurance of the electric automobile are fulfilled;
step 8, when the automobile accelerates or goes up a slope, the wind driven generator reaches the minimum starting condition but the power required by the motor is larger than the power of the wind driven generator, in order to reduce the heavy current output of the power battery, the controller sends a switching-on control signal to the relay module I, the relay module II and the relay module III, and the power battery power supply loop, the wind driven generator power supply loop and the super capacitor power supply loop are respectively conducted;
step 9, when the automobile is braked and decelerated or runs downhill, the input power required by the motor is small or zero, but the automobile still has relative wind speed due to inertia continuous running, at the moment, the wind driven generator reaches the minimum starting condition and the power required by the motor is smaller than the power of the wind driven generator, and the controller sends a switch-on control signal to the relay module II and the relay module IV to respectively switch on a power supply loop and a charging loop of the wind driven generator; the wind driven generator is used for independently supplying power to the motor, and the residual energy is used for charging the power battery, so that the aims of recovering wind energy and increasing the endurance of the electric automobile are achieved.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010385909.9A CN111452635A (en) | 2020-05-09 | 2020-05-09 | Energy control system and control method of vehicle-mounted wind power generation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010385909.9A CN111452635A (en) | 2020-05-09 | 2020-05-09 | Energy control system and control method of vehicle-mounted wind power generation device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110309786A1 (en) * | 2010-06-18 | 2011-12-22 | Hassan M Hassan | Green electric vehicle utilizing multiple sources of energy |
| CN107813708A (en) * | 2017-11-02 | 2018-03-20 | 北京理工大学 | A kind of range extended electric vehicle power system and its control method |
| CN207291696U (en) * | 2017-09-15 | 2018-05-01 | 四川新筑通工汽车有限公司 | The main loop of power circuit system structure of pure electric automobile double source energy system vehicle |
| CN208890701U (en) * | 2018-08-02 | 2019-05-21 | 云南通启科技有限公司 | Energy-saving monitoring system |
| KR102100782B1 (en) * | 2018-11-30 | 2020-04-16 | 선문대학교 산학협력단 | Idling restriction device with super capacitor and control method of the same |
| CN212219923U (en) * | 2020-05-09 | 2020-12-25 | 浙江工业大学 | Energy control system of vehicle-mounted wind power generation device |
-
2020
- 2020-05-09 CN CN202010385909.9A patent/CN111452635A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110309786A1 (en) * | 2010-06-18 | 2011-12-22 | Hassan M Hassan | Green electric vehicle utilizing multiple sources of energy |
| CN207291696U (en) * | 2017-09-15 | 2018-05-01 | 四川新筑通工汽车有限公司 | The main loop of power circuit system structure of pure electric automobile double source energy system vehicle |
| CN107813708A (en) * | 2017-11-02 | 2018-03-20 | 北京理工大学 | A kind of range extended electric vehicle power system and its control method |
| CN208890701U (en) * | 2018-08-02 | 2019-05-21 | 云南通启科技有限公司 | Energy-saving monitoring system |
| KR102100782B1 (en) * | 2018-11-30 | 2020-04-16 | 선문대학교 산학협력단 | Idling restriction device with super capacitor and control method of the same |
| CN212219923U (en) * | 2020-05-09 | 2020-12-25 | 浙江工业大学 | Energy control system of vehicle-mounted wind power generation device |
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