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CN104340035A - Double battery pack power system of electromobile - Google Patents

Double battery pack power system of electromobile Download PDF

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Publication number
CN104340035A
CN104340035A CN201310341142.XA CN201310341142A CN104340035A CN 104340035 A CN104340035 A CN 104340035A CN 201310341142 A CN201310341142 A CN 201310341142A CN 104340035 A CN104340035 A CN 104340035A
Authority
CN
China
Prior art keywords
battery pack
ecu
battery
power
electromobile
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
Application number
CN201310341142.XA
Other languages
Chinese (zh)
Inventor
王宇峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FENG HUA JIANGSU VEHICLE TECHNOLOGY Ltd Co
Original Assignee
FENG HUA JIANGSU VEHICLE TECHNOLOGY Ltd Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FENG HUA JIANGSU VEHICLE TECHNOLOGY Ltd Co filed Critical FENG HUA JIANGSU VEHICLE TECHNOLOGY Ltd Co
Priority to CN201310341142.XA priority Critical patent/CN104340035A/en
Priority to CN201320479855.8U priority patent/CN203485730U/en
Publication of CN104340035A publication Critical patent/CN104340035A/en
Pending legal-status Critical Current

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  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a double battery pack power system of an electromobile, which comprises a driving motor, a power generator, a speed change device, a first battery pack, a second battery pack and an ECU (electronic control unit), wherein an output shaft of the driving motor is connected with a generator rotor and the speed change device; the ECU in signal connection with the speed change device; a power output end of the power generator is connected with a power input end of the first battery pack or the second battery pack; and a change-over switch is arranged among the first battery pack, the second battery pack and the driving motor. The system achieves switchover between main power supply and auxiliary power supply via the double battery packs; discharge of the two battery packs is switched under the control of the ECU, and charge is provided for the two battery packs; the system is applicable to operation design of the electromobile under a larger load; in addition, the cruising ability of batteries are improved; frequent charge and discharge of the single battery can be reduced correspondingly due to the two battery packs; and service lives of the batteries are prolonged.

Description

Electronlmobil double cell group power system
Technical field
The present invention relates to automobile manufacturing field, relate in particular to a kind of electronlmobil double cell group power system.
Background technology
It is power that electronlmobil refers to vehicle power, drives wheels travel with motor, meets the vehicle of arteries of communication, legislative control on safety requirements.The composition of electronlmobil comprises: driven by power and the mechanical system such as control system, propulsive effort transmission, complete the equipment etc. of assigned tasks.Due to relative orthodox car, the contamination level of electronlmobil to environment is less, so its development prospect is expected.But current electric vehicle engineering is ripe not enough.In each state, higher upsurge is all caused to the research and development of the every technology of electronlmobil, wherein, to the most study of electronlmobil for electrical domain.
Summary of the invention
Goal of the invention: the object of this invention is to provide a kind of power system utilizing double cell group to realize main power supply and auxiliary power supply switching.
Technical scheme: for achieving the above object, a kind of electronlmobil double cell group power system of the present invention comprises drive motor, electrical generator, transmission system, the first battery pack, the second battery pack and ECU; Described drive motor output shaft is connected with generator amature and transmission system, described ECU is connected with transmission system signal, described Generator electrical mouth is connected with the power input end of the first battery pack or the second battery pack, described first battery pack, is provided with change-over swith between the second battery pack and drive motor.
The present invention, under ECU controls, switches the electric discharge of the first battery pack and the second battery pack, and the electrical generator joined with drive motor axle in operation to batteries charging, when load is larger, the battery pack of serving as accessory feed can power to the load.
Described ECU is provided with and controls the converting unit of change-over swith, and collects the variable-speed unit that speed-slackening signal or Acceleration Signal send to transmission system.
Described first battery pack or the second battery pack are to car load load supplying.
Beneficial effect: electronlmobil double cell group power system of the present invention achieves the switching of main power supply and auxiliary power supply by double cell group, under ECU controls, switch the electric discharge of two battery pack, and charging is provided, the present invention is applicable to the design that electronlmobil operates in the larger situation of load, also enhance the flying power of battery in addition, by two battery pack realize can the single battery charging and discharging of corresponding minimizing frequent, extend the life-span of battery.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment of the invention;
Fig. 2 is structured flowchart of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1 and Figure 2, a kind of electronlmobil double cell group power system of the present invention comprises drive motor 1, electrical generator 2, transmission system 3, first battery pack 4, second battery pack 5 and ECU6; Drive motor 1 output shaft is connected with electrical generator 2 rotor and transmission system 3, ECU6 is connected with transmission system 3 signal, electrical generator 2 power output end is connected with the power input end of the first battery pack 4 or the second battery pack 5, is provided with change-over swith 7 between the first battery pack 4, second battery pack 5 and drive motor 1.First battery pack 4 or the second battery pack 5 are to car load load supplying.
ECU is provided with and controls the converting unit of change-over swith, and collects the variable-speed unit that speed-slackening signal or Acceleration Signal send to transmission system.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (3)

1. an electronlmobil double cell group power system, is characterized in that: this system comprises drive motor, electrical generator, transmission system, the first battery pack, the second battery pack and ECU; Described drive motor output shaft is connected with generator amature and transmission system, described ECU is connected with transmission system signal, described Generator electrical mouth is connected with the power input end of the first battery pack or the second battery pack, described first battery pack, is provided with change-over swith between the second battery pack and drive motor.
2. a kind of electronlmobil double cell group power system according to claim 1, is characterized in that: described ECU is provided with and controls the converting unit of change-over swith, and collects the variable-speed unit that speed-slackening signal or Acceleration Signal send to transmission system.
3. a kind of electronlmobil double cell group power system according to claim 1, is characterized in that: described first battery pack or the second battery pack are to car load load supplying.
CN201310341142.XA 2013-08-07 2013-08-07 Double battery pack power system of electromobile Pending CN104340035A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201310341142.XA CN104340035A (en) 2013-08-07 2013-08-07 Double battery pack power system of electromobile
CN201320479855.8U CN203485730U (en) 2013-08-07 2013-08-07 Electromobile dual-battery power system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310341142.XA CN104340035A (en) 2013-08-07 2013-08-07 Double battery pack power system of electromobile
CN201320479855.8U CN203485730U (en) 2013-08-07 2013-08-07 Electromobile dual-battery power system

Publications (1)

Publication Number Publication Date
CN104340035A true CN104340035A (en) 2015-02-11

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN201310341142.XA Pending CN104340035A (en) 2013-08-07 2013-08-07 Double battery pack power system of electromobile
CN201320479855.8U Expired - Fee Related CN203485730U (en) 2013-08-07 2013-08-07 Electromobile dual-battery power system

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201320479855.8U Expired - Fee Related CN203485730U (en) 2013-08-07 2013-08-07 Electromobile dual-battery power system

Country Status (1)

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CN (2) CN104340035A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104340035A (en) * 2013-08-07 2015-02-11 江苏锋华车辆科技有限公司 Double battery pack power system of electromobile
CN108541244A (en) * 2016-12-02 2018-09-14 深圳市仁恒星越科技有限公司 Engine startup system
CN114408037A (en) * 2021-11-17 2022-04-29 西北农林科技大学 Distribution drive type double-battery-pack small greenhouse electric crawler tractor

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09312937A (en) * 1996-03-18 1997-12-02 Yazaki Corp Power distribution device for vehicles
CN1413851A (en) * 2001-10-24 2003-04-30 易维特科技股份有限公司 A device that can improve the energy utilization rate of electric vehicles and reset and restore electric energy in a timely manner
CN201231690Y (en) * 2008-06-03 2009-05-06 金凯祥国际开发有限公司 Self-charging locomotive with reserve electric energy conversion device
CN101544196A (en) * 2008-03-27 2009-09-30 福特环球技术公司 Dual battery vehicle electrical systems
CN201646423U (en) * 2010-04-20 2010-11-24 李恭浩 An environmentally friendly electric vehicle
CN102555795A (en) * 2012-03-01 2012-07-11 苏州瑞佳新能源动力科技有限公司 Intelligent dual-driving-force assembly for battery electric vehicle and control method of intelligent dual-driving-force assembly for battery electric vehicle
CN203485730U (en) * 2013-08-07 2014-03-19 江苏锋华车辆科技有限公司 Electromobile dual-battery power system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09312937A (en) * 1996-03-18 1997-12-02 Yazaki Corp Power distribution device for vehicles
CN1413851A (en) * 2001-10-24 2003-04-30 易维特科技股份有限公司 A device that can improve the energy utilization rate of electric vehicles and reset and restore electric energy in a timely manner
CN101544196A (en) * 2008-03-27 2009-09-30 福特环球技术公司 Dual battery vehicle electrical systems
CN201231690Y (en) * 2008-06-03 2009-05-06 金凯祥国际开发有限公司 Self-charging locomotive with reserve electric energy conversion device
CN201646423U (en) * 2010-04-20 2010-11-24 李恭浩 An environmentally friendly electric vehicle
CN102555795A (en) * 2012-03-01 2012-07-11 苏州瑞佳新能源动力科技有限公司 Intelligent dual-driving-force assembly for battery electric vehicle and control method of intelligent dual-driving-force assembly for battery electric vehicle
CN203485730U (en) * 2013-08-07 2014-03-19 江苏锋华车辆科技有限公司 Electromobile dual-battery power system

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Application publication date: 20150211