CN201457363U - Mild hybrid power system based on automobile starting motor - Google Patents

Mild hybrid power system based on automobile starting motor Download PDF

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Publication number
CN201457363U
CN201457363U CN2009201091430U CN200920109143U CN201457363U CN 201457363 U CN201457363 U CN 201457363U CN 2009201091430 U CN2009201091430 U CN 2009201091430U CN 200920109143 U CN200920109143 U CN 200920109143U CN 201457363 U CN201457363 U CN 201457363U
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CN
China
Prior art keywords
engine
automobile
starting motor
starting
information
Prior art date
Application number
CN2009201091430U
Other languages
Chinese (zh)
Inventor
韩晓东
何涛
邓伟
罗国鹏
Original Assignee
清华大学
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.)
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Publication date
Application filed by 清华大学 filed Critical 清华大学
Priority to CN2009201091430U priority Critical patent/CN201457363U/en
Application granted granted Critical
Publication of CN201457363U publication Critical patent/CN201457363U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The patent discloses a mild hybrid power system based on an automobile starting motor. The mild hybrid power system adopts the scheme that on the basis of the prior starting system of automobiles, part of the functions of an automobile hybrid power system are realized through the technological means of redesigning an engine starting motor and adding an engine idling management system. A signal input circuit of a sensor is respectively connected with an engine electrical control unit (ECU) and a start switch through the idling management system, the start switch is connected with the starting motor and a positive 12 v power supply, the housing of the starting motor is grounded, and the starting motor is connected with an automobile engine. The mild hybrid power system has the beneficial effects that the dynamic system of the prior automobile does not requires major changes, only appropriate design and transformation on the basis of the prior starting system are required, the combination of electric energy and mechanical energy can be realized. The energy conservation and emission reduction of the automobile engine can be realized by adopting the system, and energy consumption and tail gas emission of automobiles can be improved.

Description

Light hybrid system based on starting motor of automobile
Technical field
The utility model belongs to the automobile dynamic system scope, be particularly related to automotive engine idling when driving, the control transformation of stop and start state, by control, realize a kind of light hybrid system of the mixing of electric energy and mechanical energy based on starting motor of automobile to starter motor and engine behavior.
Background technology
Existing automobile in the process of moving, not control and management of idling mode to driving engine, therefore automotive engine all is in unnecessary idling mode under many operating modes, has not both had outputting power, other energy output is not provided yet and produces unnecessary energy consumption and exhaust emissions.Therefore following basic demand is proposed in the light hybrid system:
(1) reduces automotive engine idling mode when driving;
(2) energy consumption and the exhaust emissions of minimizing automobile;
(3) serviceability of detection automobile driver, the in good time idling to automotive engine is controlled;
(4) state of associated components such as detection brake system of car, air-conditioning, warm braw, windscreen wiper, battery;
(5) this system can adapt to the running environment and the operating environment of vehicle;
Summary of the invention
The purpose of this utility model is at existing automobile in the process of moving, not control and management of idling mode to driving engine, therefore automotive engine all is in unnecessary idling mode under many operating modes, both there be not outputting power, other energy output is not provided yet and produces unnecessary energy consumption and exhaust emissions, a kind of light hybrid system based on starting motor of automobile is proposed, it is characterized in that described light hybrid system based on starting motor of automobile is by engine starting system, the idling management system, the signal input circuit of sensor is formed; The signal input circuit of sensor is connected with start-up system with engine electric-controlled unit ECU respectively by the idling management system, and start-up system connects starter motor by starting switch and constitutes, and the starter motor case ground, and starter motor connects automotive engine; Engine electric-controlled unit ECU connects automotive engine.
The signal input circuit of described sensor comprises light state, air-conditioning state, windscreen wiper state, battery status, gear information, brake-pressure, power-transfer clutch information, brake pedal, Das Gaspedal and engine temperature sensing unit.
Described idling management system is by various I/O, A/D interface, the CAN interface, and central processing unit ECU, the control signal output interface is formed, and driver's operation information, electric accessories information, engine condition information are input to cooresponding I/O, A/D interface; The CAN network information is connected to the CAN interface; The control signal output interface connects start-up system and engine electric-controlled unit ECU respectively.
Described starting switch also connects+12 volts of power supplys.
Described the beneficial effects of the utility model are needn't do bigger change to the power system of existing automobile, only on the basis of existing start-up system, carry out suitable design and transformation, can realize mixing of electric energy and mechanical energy.Can realize the energy-saving and emission-reduction of automotive engine by native system, improve the energy consumption and the exhaust emissions of automobile.
Description of drawings
Fig. 1 is based on the light hybrid system architecture scheme drawing of starting motor of automobile.
Fig. 2 idling management system structural representation.
The specific embodiment
The utility model provides a kind of light hybrid system based on starting motor of automobile.In the light hybrid system architecture scheme drawing based on starting motor of automobile shown in Figure 1, described light hybrid system based on starting motor of automobile is made up of the signal input circuit of engine starting system, idling management system, sensor; The signal input circuit of sensor is connected with starting switch with engine electric-controlled unit ECU respectively by the idling management system, and starting switch connects starter motor, and the starter motor case ground, and starter motor connects automotive engine; Engine electric-controlled unit ECU connects automotive engine; Starting switch also connects+12 volts of power supplys.
The signal input circuit of described sensor comprises light state, air-conditioning state, windscreen wiper state, battery status, gear information, brake-pressure, power-transfer clutch information, the sensor array of brake pedal, Das Gaspedal and engine temperature.
Described idling management system is by various I/O, A/D interface, the CAN interface, and central processing unit ECU, the control signal output interface is formed, and driver's operation information, electric accessories information, engine condition information are input to cooresponding I/O, A/D interface; The CAN network information is connected to the CAN interface; The control signal output interface connects start-up system and engine electric-controlled unit ECU (as shown in Figure 2) respectively.
The power coupling mechanism of existing starting motor of automobile of the utility model utilization and driving engine, starter motor is redesigned, and increase engine idle management system, analyze by signal input each sensor, draw the current motoring condition of vehicle, judge whether to interrupt the idling mode of driving engine.
Principle of work
Central processing unit CPU in the idling management system can receive the real vehicle data with each sensor transmissions of analyzing and processing in real time, and detects the mode of operation of each relevant parts.
The signal input circuit of sensor is responsible for the system of main system and extraneous communication by sensor interface, and its main information comprises three parts: electric equipment status information in the car, driver's operation information, the information relevant with vehicle safety.The idling management system draws the residing state of present vehicle, and then the idling mode of driving engine is managed by the analysis and judgement to above information.
The required main information of idling management system is as follows:
Sequence number Name of the information Signal type Remarks
??1 Engine temperature Analog signal
??2 Speed information Impulse singla
??3 Light information On-off signal
??4 Air-conditioning information On-off signal
??5 Warm braw information On-off signal
??6 Braking On-off signal
??7 Hand braking state On-off signal
Sequence number Name of the information Signal type Remarks
??8 Brake pedal status On-off signal
??9 The pedal of clutch state On-off signal
??10 The transmission gear state On-off signal
??11 Storage battery SOC state Analog signal
??12 The wiper state On-off signal
The above information of idling management system collecting sensor is made appropriate judgement according to these information to the state of vehicle, and according to judged result, by engine electric-controlled unit and engine starting motor the idling mode of driving engine is controlled.Thereby reach the effect of energy-saving and emission-reduction.

Claims (4)

1. the light hybrid system based on starting motor of automobile is characterized in that, described light hybrid system based on starting motor of automobile is made up of the signal input circuit of engine starting system, idling management system, sensor; The signal input circuit of sensor is connected with start-up system with engine electric-controlled unit ECU respectively by the idling management system, and start-up system connects starter motor by starting switch and constitutes, and the starter motor case ground, and starter motor connects automotive engine; Engine electric-controlled unit ECU connects automotive engine.
2. according to the described light hybrid system of claim 1 based on starting motor of automobile, it is characterized in that, the signal input circuit of described sensor comprises light state, air-conditioning state, windscreen wiper state, battery status, gear information, brake-pressure, power-transfer clutch information, brake pedal, Das Gaspedal and engine temperature sensing unit.
3. according to the described light hybrid system of claim 1, it is characterized in that described starting switch also connects+12 volts of power supplys based on starting motor of automobile.
4. according to the described light hybrid system of claim 1 based on starting motor of automobile, it is characterized in that, described idling management system comprises: described idling management system is by various I/O, A/D interface, the CAN interface, central processing unit ECU, the control signal output interface is formed, and driver's operation information, electric accessories information, engine condition information are input to cooresponding I/O, A/D interface; The CAN network information is connected to the CAN interface; The control signal output interface connects start-up system and engine electric-controlled unit ECU respectively.
CN2009201091430U 2009-06-12 2009-06-12 Mild hybrid power system based on automobile starting motor CN201457363U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201091430U CN201457363U (en) 2009-06-12 2009-06-12 Mild hybrid power system based on automobile starting motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201091430U CN201457363U (en) 2009-06-12 2009-06-12 Mild hybrid power system based on automobile starting motor

Publications (1)

Publication Number Publication Date
CN201457363U true CN201457363U (en) 2010-05-12

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Application Number Title Priority Date Filing Date
CN2009201091430U CN201457363U (en) 2009-06-12 2009-06-12 Mild hybrid power system based on automobile starting motor

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103171557A (en) * 2013-03-19 2013-06-26 清华大学 Hybrid automobile engine auxiliary braking access control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103171557A (en) * 2013-03-19 2013-06-26 清华大学 Hybrid automobile engine auxiliary braking access control method
CN103171557B (en) * 2013-03-19 2016-01-20 清华大学 A kind of hybrid electric vehicle engine auxiliary braking connection control method

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Granted publication date: 20100512

Termination date: 20150612