CN203331998U - Independent type engine starting-stopping control system - Google Patents
Independent type engine starting-stopping control system Download PDFInfo
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- CN203331998U CN203331998U CN2013203422449U CN201320342244U CN203331998U CN 203331998 U CN203331998 U CN 203331998U CN 2013203422449 U CN2013203422449 U CN 2013203422449U CN 201320342244 U CN201320342244 U CN 201320342244U CN 203331998 U CN203331998 U CN 203331998U
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Abstract
The utility model discloses an independent type engine starting-stopping control system which comprises an EMS, an EPS, a storage battery, a power generator, a starting motor, a vacuum degree sensor, a vehicle switch, a vehicle load and an engine starting-stopping control module. The engine starting-stopping control system is separated from the EMS and forms a special control module, under the standardization condition of an original vehicle, multi-way information is collected through the special module, communication with an engine through a CAN bus is achieved, so that a starting-stopping function is achieved, and accordingly the purpose of fuel saving is achieved. The independent type engine starting-stopping control system has the advantages that the basic structure of an original vehicle electric system is not changed, communication with the engine is achieved, standardization verification is simple, development cycle is short, standardization cost is low, hardware cost is slightly lowered, basic safety can be guaranteed, and one scheme can be adaptive to various vehicle types.
Description
Technical field
The utility model relates to a kind of automotive control system, but particularly relate to a kind of when vehicle sliding, stop and driving engine when idle auto-stop, can automatically restart during when vehicle start and send out the standalone engine start-stop control system opened.
Background technology
At present, increase along with automobile quantity, the consumption of motor vehicle fuel and the discharge of tail gas are also further obvious on the impact of environment, for reducing consumption of fuel and reducing atmospheric contamination, people's utility model many up-to-date technologys, for example, the driving engine start-stop control system that driving engine stops or starting according to traveling state of vehicle, the main design idea of this driving engine start-stop control system be by traditional control plan approximately with hardware integration at driving engine EMS(Engine Management System, engine management system) in, driving intention according to chaufeur, engine behavior, the storage electric weight of power supply and the necessary much informations such as safety condition, make driving engine in braking, slide, under the operating modes such as parking, shutting theengine down, rapid start the engine when driving engine refuels starting, thus reach the purpose of saving fuel oil.But, because this design is embedded in driving engine start-stop control system function in EMS, due to the control plan of system approximately, too complexity and time cycle oversize (usually being no less than 80 weeks), the too high factor of calibration cost have restricted the popularization of embedded scheme for algorithm, demarcation, checking etc.
The utility model content
The utility model is intended at least solve the technical matters existed in prior art, has proposed to special innovation a kind of standalone engine start-stop control system.
In order to realize above-mentioned purpose of the present utility model, the utility model provides a kind of standalone engine start-stop control system, it comprises EMS, EPS(Electric Power Steering, electric boosting steering system), storage battery, electrical generator, starter motor, vacuum sensor, switch for vehicle and vehicle load, it is characterized in that: also comprise driving engine on off control treater, described driving engine on off control treater comprises driving engine on off control module, described EMS is connected with described driving engine on off control module by the CAN bus with EPS, for receiving the control information of on off control module the start and stop of control engine, described driving engine on off control treater also comprises energy management module, safety control module, switch control module and load control module, described energy management module is connected with electrical generator with described storage battery, for carrying out Inspecting Storage Battery SOC and management of charging and discharging, the management of electrical generator Generation Control, power consumption management, energy recovery control and management and regulated power, exports control and management, described safety control module is connected with described starter motor, for controlling the running of described starter motor, described switch control module is connected with switch for vehicle with described vacuum sensor, closure and unlatching for controlling described vacuum transducer and switch for vehicle, described load control module is connected with described vehicle load, for controlling the running of described load.
Standalone engine start-stop control system of the present utility model is by driving engine start-stop control system control module special of independent formation from EMS, gather in many ways information and realize communication with driving engine by the CAN bus by this special module under the demarcation condition of former car, and then realizing the start and stop function.Its advantage is the basic framework that does not change former car electric system, opens the communication with driving engine, simply demarcates checking, time-to-market short (8 months), the demarcation expense is low, and hardware cost approximately has reduction, basic security can guarantee, and a scheme can adapt to various.
In a kind of preferred embodiment of the present utility model, described storage battery is lead-acid storage battery.The electric power storage ability is lasting.
In another kind of preferred embodiment of the present utility model, described switch for vehicle comprises neutral position switch, Isolating Switch, the bonnet switch, drive the door door contact interrupter, the start and stop main switch, brake switch, vac switch, described switch control module respectively with described neutral position switch, Isolating Switch, the bonnet switch, drive the door door contact interrupter, the start and stop main switch, brake switch is connected with vac switch, described switch control module is controlled described neutral position switch, Isolating Switch, the bonnet switch, drive the door door contact interrupter, the start and stop main switch, brake switch, the unlatching of vac switch is with closed.Switch control module of the present utility model can be controlled the action of a plurality of switches, simple in structure.
In another preferred embodiment of the present utility model, described vehicle load comprises blowing engine load, large lamp load and defrosting load, described load control module is connected with described blowing engine load, large lamp load and defrosting load respectively, and described load control module is controlled conducting and the cut-off of described blowing engine load, large lamp load and defrosting load.Load control module of the present utility model can be controlled the action of a plurality of loads, simple in structure.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the block diagram of the utility model standalone engine start-stop control system;
Fig. 2 is standalone engine start-stop control system structural representation in a kind of preferred implementation of the utility model;
Fig. 3 is the diagram of circuit of the automatic halt control method of the utility model standalone engine start-stop control system;
Fig. 4 is the diagram of circuit of the automatic starting control method of the utility model standalone engine start-stop control system.
The specific embodiment
Below describe embodiment of the present utility model in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection, can be also the connection of two element internals, can be directly to be connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
As depicted in figs. 1 and 2, standalone engine start-stop control system of the present utility model comprises EMS, EPS, storage battery, electrical generator, starter motor, vacuum sensor, switch for vehicle and vehicle load.This standalone engine start-stop control system also comprises the driving engine on off control treater independent from EMS, this driving engine on off control treater comprises driving engine on off control module, and this driving engine on off control treater can also include but not limited to energy management module, safety control module, switch control module and load control module.Wherein, EMS is connected with driving engine on off control module by the CAN bus with EPS, and driving engine on off control module is crossed the CAN bus transfer to EMS by the start and stop information exchange, EMS and then control engine start and stop; The energy management module is connected with electrical generator with described storage battery, for carrying out Inspecting Storage Battery SOC and management of charging and discharging, the management of electrical generator Generation Control, power consumption management, energy recovery control and management and regulated power, exports control and management; Safety control module is connected with described starter motor, for controlling the running of described starter motor; Switch control module is connected with switch for vehicle with described vacuum sensor, closure and unlatching for controlling described vacuum transducer and switch for vehicle; Load control module is connected with described vehicle load, for controlling the running of described load.
In the present embodiment, this standalone engine start-stop control system can be embedded system or stand-alone system.The energy management module is carried out Inspecting Storage Battery SOC and management of charging and discharging; The management of electrical generator Generation Control, the generating efficiency of raising electrical generator; The power consumption management; Energy reclaims control and management and regulated power output control and management.
Safety control module carries out brake safe control, traffic safety is controlled, keeps in repair safety control and starts safety control.Brake safe is controlled for guaranteeing that vacuum booster work is good; Traffic safety is controlled transmission link while being used for guaranteeing to start and is disconnected, zero accident power interruption in the driving process; The maintenance safety control is for guaranteeing that zero accident starts when overhauling; Starting safety control starts for guaranteeing to have the enough energy to complete next time.
In the present embodiment, storage battery is lead-acid storage battery, and this lead-acid storage battery has the capacity of cell of increase, the discharge characteristic of optimization and the discharge cycles life-span of enhancing.In a kind of preferred implementation of the present utility model, the startup cycle life that starter motor has an enhancing is starting-up response time and less operating noise faster, and starter motor feeds back to driving engine on off control module by actuation signal.
In the present embodiment, switch for vehicle can include but not limited to neutral position switch, Isolating Switch, bonnet switch, drive door door contact interrupter, start and stop main switch, brake switch, vac switch, headlamp switch, these switch for vehicle are connected with switch control module, and this switch control module is controlled the unlatching of switch for vehicle with closed.In an embodiment be more preferably of the present utility model, switch control module comprises neutral position switch control module, Isolating Switch control module, bonnet switch control module, drives door door contact interrupter control module, start and stop main switch control module, brake switch control module, vac switch control module, headlamp switch control module, each control module its corresponding switch respectively is connected, control corresponding switch open with closed, for example, the neutral position switch control module is connected with neutral position switch, for unlatching and the closure of controlling neutral position switch.
Vehicle load can include but not limited to blowing engine load, air-conditioning load, large lamp load, indicator lamp load and defrosting load, and above load is connected with load control module respectively, and this load control module is controlled conducting and the cut-off of each load.
Standalone engine start-stop control system of the present utility model is by driving engine start-stop control system control module special of independent formation from EMS, gather in many ways information and realize communication with driving engine by the CAN bus by this special module under the demarcation condition of former car, and then realizing the start and stop function.Its advantage is the basic framework that does not change former car electric system, opens the communication with driving engine, simply demarcates checking, and time-to-market is short, and the demarcation expense is low, and hardware cost approximately has reduction, and basic security can guarantee, and a scheme can adapt to various.
The standalone engine start-stop control system that comprises EMS, EPS, storage battery, electrical generator, starter motor, vacuum sensor, switch for vehicle, vehicle load and driving engine on off control module of setting up based on the utility model; the utility model provides a kind of control method of standalone engine start-stop control system; this standalone engine on off control method comprises standalone engine automatic halt control method and standalone engine automatic starting control method; as shown in Figure 3, this standalone engine automatic halt control method comprises the steps:
S11: start;
S12: driving engine on off control module detects whether meet the automatic engine stop trigger condition, when meeting the automatic engine stop trigger condition, enters step S13, when not meeting the automatic engine stop trigger condition, continues to return step S12;
S13: driving engine on off control module judges that whether the automatic engine stop trigger condition is that auto-stop operation trigger condition and auto-stop are without the operation trigger condition; in the present embodiment, auto-stop operation trigger condition is that the speed of a motor vehicle has been reduced to one of situation that speed of a motor vehicle limit value is following, acceleration pedal is totally released, gear is placed in neutral state, pedal of clutch is totally released or combination.Auto-stop without the operation trigger condition be automatic start successfully after, if in the time limit value, chaufeur is without any pedal and gear position operation, auto-stop again.When the automatic engine stop trigger condition is that auto-stop operation trigger condition and auto-stop are during without the operation trigger condition, enter step S14, when the automatic engine stop trigger condition is not auto-stop operation trigger condition and auto-stop during without the operation trigger condition, return to step S13;
S14: whether the detection of driving engine on off control module meets auto-stop enables condition; this auto-stop condition of enabling is that start stop system does not have fault; chaufeur is on operator's saddle; engine compartment cover is in closed condition; battery status allows to shut down, and brake vacuum degree state allows to shut down, and the hot state of starter allows to shut down; engine condition allows to shut down, and the speed of a motor vehicle of Vehicle Driving Cycle is lower than speed of a motor vehicle limit value.When meeting auto-stop and enable condition, auto-stop, when not meeting auto-stop and enable condition, return to step S14;
As shown in Figure 4, this standalone engine automatic starting control method comprises the steps:
S21: start;
S22: driving engine on off control module detects and whether to meet driving engine and automatically starts trigger condition, when meeting driving engine and automatically start trigger condition, enters step S23, when not meeting driving engine and automatically start trigger condition, continues to return step S22;
S23: driving engine on off control module judges that driving engine automatically starts whether trigger condition is automatic start-up operation trigger condition, slips slope and automatically start trigger condition and vehicle needs and start trigger condition, and this automatic start-up operation trigger condition is that neutral state, pedal of clutch are stepped on 10% or more, one of the situation of bend the throttle or combine.Slipping slope, automatically to start trigger condition be that state, the speed of a motor vehicle surpass one of situation or the combination of matching value on earth for neutral state, pedal of clutch.It is neutral state that vehicle needs starts trigger condition.When the automatic engine stop trigger condition is automatic start-up operation trigger condition, slips slope when automatically starting trigger condition and vehicle and need to start trigger condition, enter step S24, when the automatic engine stop trigger condition is not automatic start-up operation trigger condition, slips slope when automatically starting trigger condition and vehicle and need to start trigger condition, return to step S23;
S24: whether driving engine on off control module detects to meet and automatically starts the condition that enables, and this starts the condition of enabling automatically is following condition: start stop system do not have fault, chaufeur on operator's saddle, engine compartment cover is less than number of starts limit value in closed condition, the self-drive number of times that unsuccessfully continues.When satisfied automatic startup enables condition, automatically start, when satisfied automatic startup enables condition, return to step S24.
In the present embodiment, speed of a motor vehicle limit value is 5km/h, and the time limit value can be set as the case may be, can for but be limited to 5 seconds, speed of a motor vehicle matching value is 5km/h, number of starts limit value is 3 times.
Under the automatic engine stop state, if battery electric quantity is reduced to certain degree, then when further reduction has the risk that can't start, triggers starting automatically and carry out the battery charging.Under the automatic engine stop state, cause brake vacuum degree deficiency if step on continuously the reason such as braking, trigger starting automatically the brake vacuum degree is provided, prevent the risk that can't brake.
It should be noted that, in to the utility model, each enables the judgement of condition, specifically can carry out according to method general in this area, for example judge that whether engine compartment cover is in closed condition, method that can be general according to this area is judged, specifically can make driving engine on off control module, the energy management module, safety control module, switch control module is connected with corresponding sensor respectively with load control module, judge whether to meet by receiving the also signal of analyte sensors the condition that enables, this part can adopt technology general in this area, therefore not to repeat here.
Standalone engine on off control method of the present utility model utilizes driving engine on off control module independently automatically to realize the start and stop of driving engine, has reduced hardware cost, safety, good reliability.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present utility model and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (3)
1. a standalone engine start-stop control system, comprise EMS, EPS, driving engine, storage battery, electrical generator, starter motor, vacuum sensor, switch for vehicle and vehicle load, it is characterized in that: also comprise driving engine on off control treater, described driving engine on off control treater comprises driving engine on off control module, described EMS and EPS by the CAN bus with described driving engine on off control module, be connected, for the control information that receives the on off control module the start and stop of control engine;
Described driving engine on off control treater also comprises energy management module, safety control module, switch control module and load control module;
Described energy management module is connected with electrical generator with described storage battery, for carrying out Inspecting Storage Battery SOC and management of charging and discharging, the management of electrical generator Generation Control, power consumption management, energy recovery control and management and regulated power, exports control and management;
Described safety control module is connected with described starter motor, for controlling the running of described starter motor;
Described switch control module is connected with switch for vehicle with described vacuum sensor, closure and unlatching for controlling described vacuum transducer and switch for vehicle;
Described load control module is connected with described vehicle load, for controlling the running of described load.
2. standalone engine start-stop control system as claimed in claim 1, it is characterized in that: described switch for vehicle comprises neutral position switch, Isolating Switch, the bonnet switch, drive the door door contact interrupter, the start and stop main switch, brake switch, vac switch, described switch control module respectively with described neutral position switch, Isolating Switch, the bonnet switch, drive the door door contact interrupter, the start and stop main switch, brake switch is connected with vac switch, described switch control module is controlled described neutral position switch, Isolating Switch, the bonnet switch, drive the door door contact interrupter, the start and stop main switch, brake switch, the unlatching of vac switch is with closed.
3. standalone engine start-stop control system as claimed in claim 1, it is characterized in that: described vehicle load comprises blowing engine load, large lamp load and defrosting load, described load control module is connected with described blowing engine load, large lamp load and defrosting load respectively, and described load control module is controlled conducting and the cut-off of described blowing engine load, large lamp load and defrosting load.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203422449U CN203331998U (en) | 2013-06-14 | 2013-06-14 | Independent type engine starting-stopping control system |
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| CN2013203422449U CN203331998U (en) | 2013-06-14 | 2013-06-14 | Independent type engine starting-stopping control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287361A (en) * | 2013-06-14 | 2013-09-11 | 力帆实业(集团)股份有限公司 | Independent type engine start and stop control system and control method thereof |
| CN104590162A (en) * | 2014-12-25 | 2015-05-06 | 东风汽车公司 | Intelligent automobile starting-stopping control system |
-
2013
- 2013-06-14 CN CN2013203422449U patent/CN203331998U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287361A (en) * | 2013-06-14 | 2013-09-11 | 力帆实业(集团)股份有限公司 | Independent type engine start and stop control system and control method thereof |
| CN103287361B (en) * | 2013-06-14 | 2015-05-20 | 力帆实业(集团)股份有限公司 | Independent type engine start and stop control system and control method thereof |
| CN104590162A (en) * | 2014-12-25 | 2015-05-06 | 东风汽车公司 | Intelligent automobile starting-stopping control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131211 Effective date of abandoning: 20150520 |
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| RGAV | Abandon patent right to avoid regrant |