CN103738275B - Vehicle air conditioner controller - Google Patents
Vehicle air conditioner controller Download PDFInfo
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- CN103738275B CN103738275B CN201310746321.1A CN201310746321A CN103738275B CN 103738275 B CN103738275 B CN 103738275B CN 201310746321 A CN201310746321 A CN 201310746321A CN 103738275 B CN103738275 B CN 103738275B
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Abstract
The invention provides a kind of vehicle air conditioner controller, be applicable to machinery-electric power air conditioner for both compressor, comprise Micro-processor MCV module, centered by microprocessor, input module is set, vehicle interior temperature information acquisition module, engine speed detection module, driving states acquisition module, compressor rotary speed detection module, compressor electric drive module, electromagnetic clutch control module and display module, comprise with the air-conditioner controller of upper module and can optimize compressor of air conditioner condition of work, can make compressor of air conditioner always work in efficient state, reach further energy-conservation object.
Description
Technical field
The present invention relates to motor vehicle driven by mixed power air-conditioner controller, belong to vehicle control field.
Background technology
Motor vehicle driven by mixed power obtains the support energetically of government and society in recent years, has benefited from its Gao JieOil rate, low emission. Ideally motor vehicle driven by mixed power rate of economizing gasoline can reach more than 50%,But people are not limited to this for the pursuit of energy conservation. Because traditional car air-conditioner is generallyMechanical air conditioner, uses drive disk assembly that compressor of air conditioner is connected in to engine shaft, utilizes engineDirectly drive compressor to rotate, and then freeze or heat; In hybrid power system, energy-conservationRequire engine omnidistancely not drive, tail-off in the time of low speed or idling, now requires emptyTune must be closed, and regulates and brings great inconvenience to vehicle interior temperature. Technical specialists design for this reasonElectro-mechanical air conditioner for both, in the time of vehicle pure motor driving, make the air-conditioning that is driven electrically,When by motor-powered vehicle, use driven by engine air-conditioning, solve motor vehicle driven by mixed powerAir-conditioning cannot the omnidistance difficult problem using. In addition, for compressor of air conditioner itself, also there is, " effectRate curve ", generally, along with compressor rotary speed increases, its cooling/heating efficiency reduces, and works as rotating speedReach certain value, its efficiency can have a strong impact on the economic benefit that compressor produces. At present forThe control of car air-conditioner is still in solving the problem of " use ", and few people pay close attention to air-conditioning " jointCan " problem. According to statistics, the use of traditional oversize vehicle air-conditioning increases gross vehicle oil consumptionMore than 10%, for motor vehicle driven by mixed power, this numeral will be more. So high energy disappearsConsumption makes technical specialists' energy-conservation advanced technology of car air-conditioner of having to begin one's study. The present invention carriesFor a kind of motor vehicle driven by mixed power air-conditioner controller, in conjunction with advanced control method, can makeCompressor of air conditioner always works in efficient state, reaches energy-conservation object.
Summary of the invention
Technical scheme of the present invention comprises: a kind of vehicle air conditioner controller, compresses with vehicle air conditioningMachine is connected, and described compressor is the dual-purpose compressor of electro-mechanical, between compressor and engineBe provided with electromagnetic clutch; It is characterized in that, this controller comprises with lower module: microprocessorMCU module; Input module, is connected with Micro-processor MCV module, and user is by this moduleTo microprocessor input message; Temperature collect module, is connected with Micro-processor MCV module,Gather when vehicle in front temperature and will after vehicle interior temperature information processing, pass to microprocessor control module;Engine speed detection module, is connected with microprocessor control MCU module, detects current startingWhether machine starts; Driving states detection module, is connected with microprocessor control MCU module, inspectionSurvey vehicle current whether in accelerating or climbing state; Compressor electric drive module, with micro-placeReason device MCU module is connected, and when first pre-conditioned while meeting, this module activates, and starts electricityMotivation drives compressor of air conditioner; Electromagnetic clutch control module, with Micro-processor MCV moduleBe connected, when second pre-conditioned while meeting, this module activates, and electromagnetic clutch engages, by sending outMotivation drives compressor of air conditioner.
On such scheme basis, described first is pre-conditionedly: the current vehicle interior temperature of a. is highDo not start in preset temperature and present engine; Or first is pre-conditioned for b. is when in front truckTemperature is higher than preset temperature and when vehicle in front is in accelerating or climbing state.
As another preferred embodiment of the present invention, also comprise compressor rotary speed acquisition module, withMicro-processing and control module is connected, and gathers current compressor rotary speed. Further, described first pre-If condition is: current vehicle interior temperature turns higher than default higher than preset temperature and current compressor rotary speedSpeed. In addition, described compressor rotary speed acquisition module is connected with compressor rotary speed sensor.
As another preferred embodiment of the present invention, described temperature collect module and car load CANBus is connected, and obtains temperature information by CAN bus.
As another preferred embodiment of the present invention, described engine speed detection module with startMachine speed probe is connected.
Described driving states acquisition module is connected with car load CAN bus, obtains by CAN busGet status information.
Brief description of the drawings
Fig. 1 is the modular structure schematic diagram of vehicle air conditioner controller of the present invention.
Detailed description of the invention
Figure 1 shows that the structural representation of vehicle air conditioner controller of the present invention. This controller is suitable forIn machinery-electric dual-purpose compressor, compressor can be used Motor Drive, also can pass throughAnd the adhesive of the electromagnetic clutch between engine, by motor driven. Controller is provided with oftenWith interface, connect motor, electromagnetic clutch, control startup and the electromagnetic clutch of motorThe adhesive of device, realizes the electronic or mechanical mode of compressor. This controller comprises with lower module:Micro-processor MCV module, centered by microprocessor, arranges input module, vehicle interior temperatureInformation acquisition module, engine speed detection module, driving states acquisition module, compressor turnSpeed acquisition module, compressor electric drive module, electromagnetic clutch control module and display module,Be connected with microprocessor module respectively with upper module, following functions be provided:
Micro-processor MCV module, the master control unit of controller, receives and processes each moduleThe information sending, carries out output services instruction after analytical calculation.
Input module, normal controller outer setting has TIP, and user passes through TIPInput comfort temperature information, is received post processing and is sent to Micro-processor MCV by input module;
Vehicle interior temperature information acquisition module, for obtaining the temperature sensor arranging by car everywhereThe vehicle interior temperature information capturing, is sent to Micro-processor MCV module after processing; CarThe collection of interior temperature information contributes to timely switch air-conditioning, reduces energy dissipation.
Engine speed detection module, this module Main Function is to judge that current vehicle motor isNo startup. The benefit of carrying out this step judgement is, makes user open at any time as required air-conditioning,Under engine unstart state by Motor Drive compressor of air conditioner, after engine start byMotor driven air-conditioning, uses convenient; The acquisition of engine speed information has two kinds of modes,The one, utilize the speed probe that is arranged at engine shaft place to gather engine speed, be sent toDriving states module; If engine speed is zero, mean when vehicle in front in static orMotor drive block, if now microprocessor receives air-conditioning open command, activates compressionDynamo-electric driver module, starts drive motor for compressor and makes compressor operating. The 2nd, pass through CANBus is obtained current driving states. Generally manage car load by CAN for motor vehicle driven by mixed powerState, whole-control system is collected the each parts ruuning situation of vehicle by CAN bus, coordinatesControl makes car load reach best transport condition, comprises and drive when vehicle in front in CAN bus messageMoving status information, can by air-conditioner controller middle rolling car block of state directly with CAN bus phaseConnect, by the total line drawing vehicle-state of CAN, coordinate the use of air-conditioning. Specifically, ifCurrent driving is pure electric drive state, and air-conditioner controller order compressor is worked with electric drive form,Start drive motor for compressor so that compressor operating; If being engine, drives current driving statesDynamic model formula, the electromagnetic clutch between air-conditioner controller order compressor and motor engages, by sending outMotivation drives compressor operating.
Display module can show current vehicle interior temperature, target temperature, current sky in real time to userRecall the information such as air quantity.
As the preferred scheme of one, in this air-conditioner controller, add driving states detection module,For checking the driving states of vehicle under motor driven pattern, as, whether in starting, addingThe states such as speed, climbing, will send to Micro-processor MCV module after this information processing, above-mentionedInformation can obtain by car load CAN bus.
As a kind of preferential embodiment, in controller of the present invention, also comprise that compressor rotary speed adoptsCollection module, for gathering compressor rotary speed information, sends to Micro-processor MCV mould after processingPiece. Compressor rotary speed acquisition module gathers engine speed also can be in the following manner: in pressureContracting machine rotating shaft place sensor installation, collects the concrete letter of current compressor rotary speed by sensorBreath, and this information is sent to Micro-processor MCV module; Another kind of mode is to pass through car loadCAN bus gathers engine speed information.
Micro-processor MCV module receive the design temperature information that sent by input module, byAfter the vehicle interior temperature information that vehicle interior temperature detection module sends, judge, if when temperature in front truckDegree is higher than design temperature, and Micro-processor MCV enters air-conditioning and opens preparation. Air-conditioning of the present inventionThe advantage of controller is to open in conjunction with current vehicle-state control air-conditioning, to reach to greatest extentEnergy-conservation. , air-conditioning enters to be opened after preparation, reads current starting by Micro-processor MCVMachine rotary speed information, if engine does not start, air-conditioner controller sends order compressor with electric driveForm work, starts drive motor for compressor so that compressor operating; If present engine opensMoving, the electromagnetic clutch between air-conditioner controller order compressor and engine engages, by startingMachine drives compressor operating.
Under the prerequisite of engine start work, in order to reach further energy-saving effect, adoptCan do further to optimize to driven compressor condition with driving states detection module. By micro-processingDevice reads current driving status information, comprises that whether vehicle is in shapes such as startup, acceleration, climbingsState. If when vehicle in front is in above state, Micro-processor MCV control activates driven compressorMotor control module, by Motor Drive compressor operating, otherwise is pressed by motor driven air-conditioningContracting machine. In the time that vehicle accelerates, often need stronger power, motor torque is larger, nowIf use motor driven compressor of air conditioner, be not easy to make full use of current working on the one hand and startThe advantage of machine, also can have influence on motor driven ability on the other hand, causes Conversion of Energy not thoroughThe end, waste energy; Therefore in the time that motor-powered vehicle accelerates and start, use driven by power skyAdjust compressor more economical.
On the other hand, compressor rotary speed detection module can further be optimized driven compressor pattern,Strengthen energy-saving effect. According to the intrinsic rotating speed-efficiency curve of compressor, compressor efficiency is with rotating speedIncrease and reduce gradually. First select in the preset microprocessor of the efficient rotary speed data of compressor, byMicro-processor MCV reads current compressor rotary speed information, and compared with preset compressor rotary speed, if current compressor rotary speed exceeds compressor desired speed, actuating motor drives air-conditioningCompressor, otherwise use motor driven.
The above is the most preferably condition that realizes technical solution of the present invention, does not also get rid of the present inventionExist other less preferred conditions can realize identical or similar technique effect, all at thisThe improvement done on bright technical scheme basis and can realize technique effect of the present inventionScheme is all within protection scope of the present invention.
Claims (7)
1. a vehicle air conditioner controller, is connected with air conditioner compressor of vehicle, described compressorBe the dual-purpose compressor of electro-mechanical, between compressor and engine, be provided with electromagnetic clutch;It is characterized in that, this controller comprises with lower module:
Micro-processor MCV module;
Input module, is connected with Micro-processor MCV module, and user passes through this module to micro-placeReason device input message;
Temperature collect module, is connected with Micro-processor MCV module, gathers when vehicle in front temperatureAnd Micro-processor MCV module will be passed to after vehicle interior temperature information processing;
Engine speed detection module, is connected with Micro-processor MCV module, detects currentWhether motivation starts;
Driving states detection module, is connected with Micro-processor MCV module, detects vehicle currentWhether in accelerating or climbing state;
Compressor electric drive module, is connected with Micro-processor MCV module, when the first default barWhen part meets, this module activates, and actuating motor drives compressor of air conditioner;
Electromagnetic clutch control module, is connected with Micro-processor MCV module, when second defaultWhen condition meets, this module activates, and electromagnetic clutch engages, air conditioner compressed by motor drivenMachine;
Described first is pre-conditionedly: the current vehicle interior temperature of a. is higher than preset temperature and currentMotivation does not start; Or first is pre-conditionedly: the current vehicle interior temperature of b. higher than preset temperature andWhen vehicle in front is in accelerating or climbing state.
2. vehicle air conditioner controller according to claim 1, is characterized in that, also bagDraw together compressor rotary speed acquisition module, be connected with Micro-processor MCV module, gather current compressionMachine rotating speed.
3. vehicle air conditioner controller according to claim 2, is characterized in that, described inFirst is pre-conditionedly: current vehicle interior temperature higher than preset temperature and current compressor rotary speed higher thanPreset rotation speed.
4. vehicle air conditioner controller according to claim 2, is characterized in that, described inCompressor rotary speed acquisition module is connected with compressor rotary speed sensor.
5. vehicle air conditioner controller according to claim 1, is characterized in that, described inTemperature collect module is connected with car load CAN bus, obtains temperature information by CAN bus.
6. vehicle air conditioner controller according to claim 1, is characterized in that, described inEngine speed detection module is connected with engine speed sensor.
7. vehicle air conditioner controller according to claim 1, is characterized in that, described inDriving states detection module is connected with car load CAN bus, obtains state by CAN busInformation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310746321.1A CN103738275B (en) | 2013-12-25 | 2013-12-25 | Vehicle air conditioner controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310746321.1A CN103738275B (en) | 2013-12-25 | 2013-12-25 | Vehicle air conditioner controller |
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| CN103738275A CN103738275A (en) | 2014-04-23 |
| CN103738275B true CN103738275B (en) | 2016-06-15 |
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| CN201310746321.1A Expired - Fee Related CN103738275B (en) | 2013-12-25 | 2013-12-25 | Vehicle air conditioner controller |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216781A (en) * | 2014-07-01 | 2016-01-06 | 阿达力科技有限公司 | Vehicle power setting device |
| US20160121899A1 (en) * | 2014-10-29 | 2016-05-05 | GM Global Technology Operations LLC | System with slippable torque-transmission device connecting engine crankshaft and engine-driven component and vehicle |
| KR101755518B1 (en) * | 2016-08-12 | 2017-07-07 | 현대자동차 주식회사 | Apparatus and method for controlling compressor |
| CN109927508A (en) * | 2017-12-16 | 2019-06-25 | 郑州宇通客车股份有限公司 | A kind of on-board air conditioner refrigeration adjusting method and device |
| CN113320353A (en) * | 2021-07-05 | 2021-08-31 | 东风汽车股份有限公司 | Walking and parking integrated air conditioner and control system thereof |
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| JPH04185523A (en) * | 1990-11-20 | 1992-07-02 | Nissan Motor Co Ltd | Air-conditioning control device for vehicle |
| JPH11245807A (en) * | 1998-03-02 | 1999-09-14 | Mitsubishi Electric Corp | Vehicle air conditioning system |
| JP2007331738A (en) * | 2006-09-15 | 2007-12-27 | Jirou Collection:Kk | Cooling/heating system for convertible |
| KR100878949B1 (en) * | 2007-12-05 | 2009-01-19 | 현대자동차주식회사 | Cooling system for hev and method for controlling the same |
| JP2010126136A (en) * | 2008-12-01 | 2010-06-10 | Denso Corp | Air conditioner for vehicle |
| CN101694323B (en) * | 2009-10-16 | 2012-07-18 | 朱鸽 | Air conditioner controller of coach |
| JP2011246083A (en) * | 2010-05-31 | 2011-12-08 | Suzuki Motor Corp | Vehicle air-conditioning device |
| CN102328566B (en) * | 2011-06-02 | 2013-06-19 | 浙江吉利汽车研究院有限公司 | Air conditioning system for hybrid electric vehicle and control method thereof |
| CN102765309B (en) * | 2012-08-07 | 2015-07-01 | 江苏省精创电气股份有限公司 | Automatic engineering vehicle air-conditioning control method |
| CN102922971A (en) * | 2012-11-19 | 2013-02-13 | 无锡九条龙汽车设备有限公司 | Automatic control method of automobile air-conditioning refrigerating system |
| CN103448507B (en) * | 2013-09-13 | 2015-08-19 | 柳州职业技术学院 | A kind of energy-saving automobile air conditioner control system |
| CN203713767U (en) * | 2013-12-25 | 2014-07-16 | 天津市松正电动汽车技术股份有限公司 | Vehicle air-conditioner controller |
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