CN112590567A - Method for providing electricity for whole vehicle in range-extended electric vehicle non-high-voltage state - Google Patents
Method for providing electricity for whole vehicle in range-extended electric vehicle non-high-voltage state Download PDFInfo
- Publication number
- CN112590567A CN112590567A CN202011538303.0A CN202011538303A CN112590567A CN 112590567 A CN112590567 A CN 112590567A CN 202011538303 A CN202011538303 A CN 202011538303A CN 112590567 A CN112590567 A CN 112590567A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- work
- battery
- whole
- starting motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
- B60L50/62—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles charged by low-power generators primarily intended to support the batteries, e.g. range extenders
-
- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
-
- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
-
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
-
- 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
- Y02T10/62—Hybrid vehicles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a method for providing power for a whole range-extended electric automobile in a high-voltage-free state, aiming at the condition that the range-extended electric automobile has no high voltage, a starting motor is additionally arranged, a storage battery supplies power for the starting motor, and the starting motor drags an engine to work to control a range extender system to work, so that basic power demand is provided for the whole automobile and driving safety is ensured. The vehicle is under low temperature or high temperature operating mode, and battery temperature is crossed low or too high and is made the battery discharge capacity decline or the battery be in the unable high pressure of vehicle that the fault state leads to, and the starter motor drags engine work control range extender system work, and vehicle control unit calculates through gathering whole car power consumption demand to according to the operation result control range extender system is in different power work in order to satisfy battery package heating or refrigeration and vehicle safety driving demand. The invention can meet the requirement of normal work of the vehicle under different environments.
Description
Technical Field
The invention relates to a method for normally driving a vehicle of an extended range type electric vehicle in different environments, in particular to a method for providing basic power demand for the whole vehicle in a non-high voltage state.
Background
With the attention of people on environmental pollution, the new energy market gradually rises with the advantages of less pollution, energy conservation and the like; some disadvantages of new energy vehicles are also gradually appearing, such as: charging is difficult, charging time is long, driving range is short, and the like. At the moment, the extended-range automobile not only meets the requirement of small pollution of the automobile, but also solves the problems of short driving range and the like of the electric automobile, and the electric automobile gradually enters the visual field of a user. The range-extended electric automobile can meet the pure electric driving requirement of a customer in the short-distance driving process, can meet the long-distance driving requirement of the customer through a range-extended mode, and is gradually approved by the customer. Due to the influence of temperature and battery faults, the operation capacity of the extended range type electric automobile under the condition of no high voltage is limited, and the basic power utilization requirement for the whole automobile is provided under the condition of no high voltage of the extended range type electric automobile.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, namely, the vehicle needs to drive the engine to start through the generator under the condition of high pressure so as to control the working of a range extender system; the method for providing power for the whole vehicle in the range-extended electric vehicle in the non-high-voltage state is provided, and normal work of the vehicle in different environments of a user is met.
In order to solve the technical problems, the invention provides a method for supplying power to a whole vehicle in a high-voltage-free state of an extended range electric vehicle.
Further, the invention relates to a method for providing electricity for a whole vehicle, wherein the method comprises the following steps:
the vehicle is under the low temperature operating mode, and battery temperature is crossed low and is made the battery discharge capacity decline and lead to the vehicle can't go up high pressure, and the starter motor drags engine work control range extender system to provide energy for thermal management system to satisfy battery package heating demand.
Under the high temperature operating mode of vehicle, battery temperature is too high to make battery discharge capacity descend and lead to the vehicle can't go up high pressure, and the starter motor drags engine work control range extender system to provide energy for thermal management system to satisfy battery package refrigeration demand.
When the battery is in a fault state, the vehicle cannot be charged with high voltage, and the starting motor drives the engine to work and control the range extender system to provide energy for the driving system, so that the requirement of safe running of the vehicle is met.
Compared with the prior art, the invention has the beneficial effects that:
under the working condition of low temperature, high temperature or the battery is in the fault state, the vehicle can not satisfy the requirement of high voltage. A starter generator is additionally arranged on a vehicle, a storage battery supplies power to the starter motor, the starter motor drives the engine to start so as to control the range extender system to work, the vehicle controller calculates by collecting the power consumption requirement of the vehicle, and controls the range extender system to work at different powers according to the calculation result so as to meet the power consumption requirement of the vehicle.
Drawings
FIG. 1 is a block diagram of a method for providing electricity for a vehicle according to the present invention.
Detailed Description
The invention will be further described with reference to the following figures and specific examples, which are not intended to limit the invention in any way.
In an embodiment, a starter motor is mounted on a vehicle and is connected with a flywheel of a vehicle engine. The method for providing power for the whole vehicle in the range-extended electric vehicle without high voltage, disclosed by the invention, comprises the following steps as shown in figure 1:
the starting motor is powered by the storage battery, the vehicle engine is dragged to start, and the vehicle engine is controlled to start after the starting condition of the engine is met; the vehicle controller calculates the power consumption of the whole vehicle according to the power consumption requirements of a heat management system (such as heating and cooling requirements of a passenger compartment and heating and cooling requirements of a battery) of the whole vehicle and a driving system (such as driving requirements) of the whole vehicle; and the vehicle control unit controls the engine and the range extender system to work according to the calculated power demand of the vehicle power demand to meet the power demand of the vehicle.
In practical applications, the following are included:
(1) the driver is in the vehicle without high pressure, such as: the vehicle is in the low temperature operating mode, and the battery discharge capacity is relatively poor, and the vehicle can't satisfy high-voltage demand, and the vehicle can't satisfy passenger cabin demand and driving demand this moment, controls the work of increase journey ware system through the method that the starter motor dragged the generator, and the control increases journey ware system and carries out work according to whole car power consumption under this operating mode that vehicle control unit calculated to provide basic power consumption demand for whole car.
(2) The driver is in the vehicle without high pressure, such as: under the high-temperature working condition, the discharging capacity of a battery is poor, the vehicle cannot meet the requirement of high voltage, and the range extender system is controlled to work by starting a motor to drive a generator, so that the basic power utilization requirement is provided for the whole vehicle.
(3) The driver is in the vehicle without high pressure, such as: when the battery is in a fault state, the vehicle cannot meet the high-voltage requirement, at the moment, the vehicle cannot meet the requirement of a passenger cabin and the driving requirement, and the range extender system can be controlled to work by a method of starting the motor to drag the generator, so that the basic power demand is provided for the whole vehicle, the driving safety is ensured, and the vehicle can limp home.
While the present invention has been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are illustrative only and not restrictive, and various modifications which do not depart from the spirit of the present invention and which are intended to be covered by the claims of the present invention may be made by those skilled in the art.
Claims (4)
1. A method for providing power for a whole vehicle in a high-voltage-free state of an extended range electric vehicle is characterized in that a starting motor is additionally arranged in the vehicle under the condition that the vehicle is not high-voltage, a storage battery supplies power for the starting motor, a vehicle engine is dragged by the starting motor to work to control a range extender system to work, a whole vehicle controller calculates by collecting the power consumption requirement of the whole vehicle, and controls the range extender system to work at different powers according to a calculation result, so that the basic power consumption requirement is provided for the whole vehicle, and the driving safety is guaranteed.
2. The method for providing power for the whole vehicle according to claim 1, wherein when the vehicle is in a low-temperature working condition, the battery temperature is too low, so that the discharge capacity of the battery is reduced, and the vehicle cannot be charged with high voltage, a motor is started to drive a vehicle engine to work, and a range extender system is controlled to provide energy for a thermal management system, so that the heating requirement of a battery pack is met.
3. The method for providing power for the whole vehicle according to claim 1, wherein when the vehicle is in a high-temperature working condition, the battery discharge capacity is reduced due to the fact that the battery is too high in temperature, the vehicle cannot be charged with high voltage, and the starting motor drives a vehicle engine to work, so that a range extender system is controlled to provide energy for a thermal management system, and the cooling requirement of a battery pack is met.
4. The method for providing power for the whole vehicle according to claim 1, wherein the battery is in a fault state, so that the vehicle cannot be charged with high voltage, and the starting motor drags a vehicle engine work controller system to provide energy for a driving system, so as to meet the requirement of safe driving of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011538303.0A CN112590567A (en) | 2020-12-23 | 2020-12-23 | Method for providing electricity for whole vehicle in range-extended electric vehicle non-high-voltage state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011538303.0A CN112590567A (en) | 2020-12-23 | 2020-12-23 | Method for providing electricity for whole vehicle in range-extended electric vehicle non-high-voltage state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112590567A true CN112590567A (en) | 2021-04-02 |
Family
ID=75200358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011538303.0A Pending CN112590567A (en) | 2020-12-23 | 2020-12-23 | Method for providing electricity for whole vehicle in range-extended electric vehicle non-high-voltage state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112590567A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115447438A (en) * | 2021-12-16 | 2022-12-09 | 北京罗克维尔斯科技有限公司 | Vehicle control method, device, electronic device and storage medium |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1675083A (en) * | 2002-06-12 | 2005-09-28 | 特克萨科双向氢系统有限责任公司 | Method and system for hydrogen powered internal combustion engine |
| CN105946600A (en) * | 2016-05-04 | 2016-09-21 | 中国第汽车股份有限公司 | Series connection range extending type electric automobile power system and control method thereof |
| CN107031374A (en) * | 2015-09-16 | 2017-08-11 | 福特全球技术公司 | Motor vehicle driven by mixed power and the method for adjusting Vehicular battery |
| US20170355269A1 (en) * | 2015-09-11 | 2017-12-14 | Shenzhen Anshun Energy-Saving Technology Development Co., Ltd | Extended-range full-electric low-speed tractor |
| CN208947106U (en) * | 2018-10-31 | 2019-06-07 | 重庆小康工业集团股份有限公司 | Distance increasing unit assembly |
| CN110254235A (en) * | 2019-05-31 | 2019-09-20 | 重庆金康动力新能源有限公司 | Automobile drive method, electric car, device, equipment and storage medium |
| US20190341608A1 (en) * | 2018-05-04 | 2019-11-07 | Hybrid Kinetic Motors Corporation | Range-extended electric vehicles having lithium titanate oxide (lto) battery with super high charge and discharge rates |
| CN111469714A (en) * | 2020-04-24 | 2020-07-31 | 上海元城汽车技术有限公司 | Starting control method, device, equipment and storage medium of extended range electric vehicle |
| CN111591168A (en) * | 2020-04-26 | 2020-08-28 | 义乌吉利动力总成有限公司 | Low-temperature cold start method and device for hybrid vehicle, storage medium and equipment |
| CN111717065A (en) * | 2020-05-19 | 2020-09-29 | 东风汽车有限公司 | Vehicle electric quantity supplementing method and control device |
| CN112060925A (en) * | 2020-09-09 | 2020-12-11 | 浙江吉利新能源商用车集团有限公司 | Whole vehicle control method and system of extended range vehicle |
| CN213167740U (en) * | 2020-09-30 | 2021-05-11 | 重庆金康赛力斯新能源汽车设计院有限公司 | Range extender starting system and electric automobile |
-
2020
- 2020-12-23 CN CN202011538303.0A patent/CN112590567A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1675083A (en) * | 2002-06-12 | 2005-09-28 | 特克萨科双向氢系统有限责任公司 | Method and system for hydrogen powered internal combustion engine |
| US20170355269A1 (en) * | 2015-09-11 | 2017-12-14 | Shenzhen Anshun Energy-Saving Technology Development Co., Ltd | Extended-range full-electric low-speed tractor |
| CN107031374A (en) * | 2015-09-16 | 2017-08-11 | 福特全球技术公司 | Motor vehicle driven by mixed power and the method for adjusting Vehicular battery |
| CN105946600A (en) * | 2016-05-04 | 2016-09-21 | 中国第汽车股份有限公司 | Series connection range extending type electric automobile power system and control method thereof |
| US20190341608A1 (en) * | 2018-05-04 | 2019-11-07 | Hybrid Kinetic Motors Corporation | Range-extended electric vehicles having lithium titanate oxide (lto) battery with super high charge and discharge rates |
| CN208947106U (en) * | 2018-10-31 | 2019-06-07 | 重庆小康工业集团股份有限公司 | Distance increasing unit assembly |
| CN110254235A (en) * | 2019-05-31 | 2019-09-20 | 重庆金康动力新能源有限公司 | Automobile drive method, electric car, device, equipment and storage medium |
| CN111469714A (en) * | 2020-04-24 | 2020-07-31 | 上海元城汽车技术有限公司 | Starting control method, device, equipment and storage medium of extended range electric vehicle |
| CN111591168A (en) * | 2020-04-26 | 2020-08-28 | 义乌吉利动力总成有限公司 | Low-temperature cold start method and device for hybrid vehicle, storage medium and equipment |
| CN111717065A (en) * | 2020-05-19 | 2020-09-29 | 东风汽车有限公司 | Vehicle electric quantity supplementing method and control device |
| CN112060925A (en) * | 2020-09-09 | 2020-12-11 | 浙江吉利新能源商用车集团有限公司 | Whole vehicle control method and system of extended range vehicle |
| CN213167740U (en) * | 2020-09-30 | 2021-05-11 | 重庆金康赛力斯新能源汽车设计院有限公司 | Range extender starting system and electric automobile |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115447438A (en) * | 2021-12-16 | 2022-12-09 | 北京罗克维尔斯科技有限公司 | Vehicle control method, device, electronic device and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110040038B (en) | Energy management control method and system for hydrogen-electricity hybrid fuel cell passenger car | |
| CN106004446B (en) | Charge control method, system and the entire car controller of electric vehicle low tension battery | |
| US5898282A (en) | Control system for a hybrid vehicle | |
| CN107139752B (en) | Battery pack power management method, device and electric vehicle | |
| CN104163111B (en) | Battery-driven car compound energy based on two-way DC/DC increases journey system | |
| CN103332122B (en) | Vehicular system | |
| CN111251910B (en) | Power-on starting method of fuel cell automobile dual-source hybrid power system | |
| CN103332121B (en) | Propulsion system | |
| WO2018166106A1 (en) | Power system of extended-range pure electric vehicle and control method | |
| CN103895641B (en) | A kind of gas-electricity hybrid power coach whole-control system and control method thereof | |
| CN109703371B (en) | High-voltage energy management system and method for electric automobile | |
| CN101624007A (en) | Plug-in hybrid electric vehicle | |
| CN103909922A (en) | Vehicle control strategy of series hybrid electric vehicle | |
| CN108248365B (en) | Hybrid gas-electric hybrid power vehicle power system and control method | |
| CN103863137B (en) | Based on the stroke-increasing electric automobile control method that most long battery life is considered | |
| CN204526866U (en) | A kind of automobile three voltage power system | |
| CN113103882A (en) | Power distribution method and system based on extended range type automobile | |
| CN116118734A (en) | Method and system for controlling start and stop of engine of hybrid electric vehicle, hybrid electric vehicle and storage medium | |
| CN108437815A (en) | A kind of power battery rapid warming-up control method | |
| CN104786863A (en) | Three-voltage power supply system for automobile and control method thereof | |
| CN112677776B (en) | Power safety control method for range-extending system of range-extending electric automobile | |
| CN112590567A (en) | Method for providing electricity for whole vehicle in range-extended electric vehicle non-high-voltage state | |
| CN112721569B (en) | Braking energy catcher for improving heating of hydrogen fuel cell automobile and heating method thereof | |
| CN212113934U (en) | Vehicle-mounted battery management system and automobile with same | |
| CN114633708A (en) | Pure electric alternating-current transmission system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210402 |
|
| WD01 | Invention patent application deemed withdrawn after publication |