CN104723986B - Controller and control system - Google Patents
Controller and control system Download PDFInfo
- Publication number
- CN104723986B CN104723986B CN201310706234.3A CN201310706234A CN104723986B CN 104723986 B CN104723986 B CN 104723986B CN 201310706234 A CN201310706234 A CN 201310706234A CN 104723986 B CN104723986 B CN 104723986B
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- Prior art keywords
- controller
- module
- control line
- master
- control
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Control Of Temperature (AREA)
Abstract
The invention provides a controller and a control system. The controller comprises a reserved interface, a master-slave module, a communication module and a control module, the reserved interface is used for connecting-in a control line of a cooling system, the master-slave module is used for setting a body controller as a master controller when the circumstance that the control line is connected in the reserved interface is determined and setting the body controller as a slave controller when the circumstance that the control line is not connected in the reserved interface is determined, the communication module is used for receiving temperature information sent by the slave controller when the master-slave module sets the body controller as the master controller and sending temperature information corresponding to a temperature value collected by the body controller to the master controller when the master-slave module sets the body controller as the slave controller, and the control module is used for controlling a cooling system according to the temperature information sent by each controller when the master-slave module sets the body controller as the master controller. By the controller, length of the control line can be reduced, and flexibility of the control system can be improved.
Description
Technical field
The present invention relates to technical field of automotive electronics, more particularly, to a kind of controller and control system.
Background technology
Electric automobile includes hybrid vehicle and pure electric automobile, is required for configuring motor, electric machine controller（Containing inversion
Device）、DC/DC（DC-DC）The high pressure electrical equipment such as converter, battery, or even some multiple motors of needs and motor control
Device, and these electrical equipments are all high-power, all produce amount of heat consumption during work, need system unit is cooled down,
Commonly used water-cooling pattern.
Generally water-cooling system is using a set of connection in series-parallel cooling water channel, and cooling system is sequentially communicated DC/DC cooling jacket, electricity
Machine controller（Containing inverter）Cooling jacket, electric system cooling jacket, cooling water channel in parallel connects engine cooling water jacket.Or
Person's parallel connection cooling water channel connection battery system cooling jacket, finally all water routes point connection radiator, cooling fan is to scattered
Hot device is radiated, and radiator connects water pump, constitutes cooling circuit.
Additionally, in the prior art, using fixing entire car controller as master controller, and only entire car controller carries
Supply-water pump and fan control pin, to control the unlatching of water pump or fan, and other controllers are to control water pump or fan, whole
Vehicle controller receives the temperature of all of high power components, such as motor temperature, MCU (drive motor controller) plate temperature, DC/DC
Temperature etc., then judge whether respective subsystem temperatures exceed corresponding preset temperature threshold values, if exceeding threshold temperature, defeated
Go out to open water pump or fan control signal.
During realizing the present invention, present inventor find, control system of the prior art at least exist with
Lower shortcoming：Vehicle control unit controls water pump and the unlatching of fan, other controllers can not control, and entire car controller is typically to install
In vehicle body centre position（Under pilot set）, water pump is mounted in rear deck（Below boot）, or it is arranged on Chinese herbaceous peony cabin
Portion, if by vehicle control unit controls water pump, can cause control circuit length to increase cost, jamproof ability dies down simultaneously,
Meanwhile, when the topologies of cooling system change, need to redesign controller, the flexibility of system is relatively low.
Content of the invention
The invention provides a kind of controller and control system, the length of control circuit can be shortened, improve control simultaneously
The flexibility of system processed.
The invention provides a kind of controller, described controller includes：
Spare interface, for accessing the control line of cooling system；
Principal and subordinate's module, during for having accessed described control line in the described spare interface of determination, Body Controller is arranged
For master controller, when not accessing described control line in determining described spare interface, Body Controller is set to from control
Device；
Communication module, for when Body Controller is set to master controller by described principal and subordinate's module, receiving from controller
The temperature information sending, when Body Controller is set to from controller described principal and subordinate's module, sends body to master controller
The corresponding temperature information of temperature value of controller collection；
Control module, for when Body Controller is set to master controller by described principal and subordinate's module, according to each control
The temperature information that device sends is controlled to described cooling system.
Preferably, described communication module, is additionally operable to receive the demarcation information that calibration system sends, described demarcation information is used for
Indicate the controller being demarcated as master controller, and when Body Controller is set to from controller described principal and subordinate's module, root
Send the corresponding temperature information of temperature value of Body Controller collection according to described demarcation information to master controller；
Described principal and subordinate's module, is additionally operable to be determined in described spare interface according to the demarcation information that described communication module receives
Whether access described control line.
Preferably, described controller also includes：
First judge module, is connected with described spare interface and described communication module, for judging in described spare interface
Whether access control line；
Described communication module, is additionally operable to when the judged result of described first judge module is to be, to described calibration system
Send request message, ask described calibration system that Body Controller is demarcated as master controller.
Preferably, described controller also includes：Second judge module, for after Body Controller collects temperature value,
Judge whether described temperature value is more than preset value；
Described communication module, specifically for when Body Controller is set to from controller described principal and subordinate's module, according to
The judged result of described second judge module sends temperature information to master controller.
Preferably, described controller specifically for, collection engine, BSG motor, drive motor or DC DC temperature
Value.
The invention provides a kind of control system, for being controlled to the cooling system of vehicle, in described control system
Including the controller described in multiple any of the above-described and calibration system,
Described calibration system, including demarcating module, demarcates message for sending to each controller, described demarcation information is used
It is demarcated as the controller of master controller in instruction.
Preferably, described calibration system includes：Detection module, for determining the control of the control line having accessed cooling system
Device；
Described demarcating module, demarcates message specifically for sending to each controller, carries inspection in described demarcation message
Survey the mark of controller determined by module.
Preferably, described detection module, determines specifically for the controller identifier according to user input and has accessed cooling system
The controller of the control line of system；Or,
The request message having sent after control line has been accessed in the spare interface judging itself according to the controller receiving
Determine the controller of the control line having accessed cooling system.
The controller providing in the present invention includes, and spare interface, for accessing the control line of cooling system；Principal and subordinate's module,
During for having accessed described control line in the described spare interface of determination, Body Controller being set to master controller, determining
When not accessing described control line in described spare interface, Body Controller is set to from controller；Communication module, for
When Body Controller is set to master controller by described principal and subordinate's module, receive the temperature information sending from controller, in described master
The temperature value that Body Controller is set to send when the controller Body Controller collection to master controller by slave module is corresponding
Temperature information；Control module, for when Body Controller is set to master controller by described principal and subordinate's module, according to each control
The temperature information that device sends is controlled to described cooling system.Because each controller is both provided with spare interface, and can
According to whether the control line having accessed cooling system will itself be provided for controlling the master controller of cooling system or from control
Device, so no matter cooling system can finally be arranged on which position of vehicle body, can be linked into control with shorter control line
In device, simultaneously when cooling system topological structure changes it is not necessary to redesign controller, enhance the flexible of control system
Property.
Brief description
The structural representation of the controller that Fig. 1 provides for the embodiment of the present invention one；
A kind of structural representation of control system that Fig. 2 provides for the embodiment of the present invention two.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is further described.Following examples are only
For clearly technical scheme being described, and can not be limited the scope of the invention with this.
The invention provides a kind of controller, in control system that the cooling system of vehicle is controlled, this control
System processed includes multiple controllers, and the temperature value of collection vehicle different pieces distinguished by multiple controllers, as shown in figure 1, this control
Device processed includes：
Spare interface 101, for accessing the control line of cooling system.
In practical application, controlling switch can also be drawn in this spare interface, cooling system is finally linked into control
On pin.
Principal and subordinate's module 102, for when determining the control line having accessed cooling system in spare interface 101, by body control
Device processed is set to master controller, when not accessing above-mentioned control line in determining spare interface 101, Body Controller is arranged
It is from controller.
For a module, the Body Controller of this module is the controller that this module is located.
Communication module 103, for when Body Controller is set to master controller by principal and subordinate's module 102, receiving from control
The temperature information that device sends, when Body Controller is set to from controller principal and subordinate's module 102, sends body to master controller
The corresponding temperature information of temperature value of controller collection.
Control module 104, for when Body Controller is set to master controller by principal and subordinate's module 102, according to each control
The temperature information that device processed sends is controlled to above-mentioned cooling system.
It can be appreciated that be because each controller is both provided with spare interface, and can be according to whether having accessed cooling system
Control line will itself be provided for controlling the master controller of cooling system or from controller, so can be regardless of cooling system
Which position of vehicle body be arranged on eventually, can be linked in controller with shorter control line, simultaneously when cooling system topology
It is not necessary to redesign controller during structural change, enhance the flexibility of system.
Based on above-described embodiment one, in the controller of the embodiment of the present invention two offer,
Communication module 103, is additionally operable to receive the demarcation information that calibration system sends, this demarcation information is calibrated for instruction
For the controller of master controller, and when Body Controller is set to from controller principal and subordinate's module 102, according to the information of demarcation to
Master controller sends the corresponding temperature information of temperature value of Body Controller collection；
Principal and subordinate's module 102, being additionally operable to be determined in spare interface 101 according to the demarcation information that communication module 103 receives is
No access control line.
The mark of the controller being arranged to main controller in practical application, can be added in demarcation information, so set
The controller being set to master controller after receiving this demarcation information, by compare carry in demarcation information mark with itself
Identify whether consistent, determine that itself is arranged to calibration server, likewise, the server not being demarcated as master controller leads to
Cross and compare, determine that itself is not set to calibration server.
Certainly, in practical application, those skilled in the art can also adopt other modes, makes whether controller judges itself
As master controller, such as a first detection module should be set, for detecting in spare interface whether accessed control line,
And so that this first detection module is connected with communication module and principal and subordinate's module, first detection module is detecting Access Control line
When, Body Controller is set to master controller by triggering principal and subordinate's module, and triggers communication module transmission broadcast, notices other
The Body Controller that controller itself is located has accessed control line, so the receiving broadcast by communication module and disappear of other controllers
After breath, can specify which controller becomes master controller, and then temperature information is sent on this master controller.Further
, whether first detection module can be by having control line to access according to the electrical level judging in spare interface, especially by which kind of
Mode has no effect on protection scope of the present invention.
Based on above-described embodiment two, the controller that the embodiment of the present invention three provides can also include：
First judge module, is connected with described spare interface and described communication module, for judging in spare interface 101 to be
No access control line；
Communication module 103, is additionally operable to, when the judged result of the first judge module is to be, send request to calibration system and disappear
Breath, Body Controller is demarcated as master controller by request calibration system.
In this way, accessed control line controller can from trend calibration system request will itself arrange based on
Controller, improves the automaticity of system.Here the first judge module can be with the knot of above-mentioned first detection module
Structure and operation principle are identical, will not be described here.
Preferably, between above-mentioned multiple controllers and calibration system, and can be by controlling between multiple controller
Device local area network (LAN) CAN line is connected.
Preferably, the controller that above-described embodiment one, two or three provides, can also include：
Whether the second judge module, for after Body Controller collects temperature value, judging described temperature value more than pre-
If value；
Communication module 103, is additionally operable to when Body Controller is set to from controller principal and subordinate's module 102, according to described
The judged result of the second judge module sends temperature information to master controller.
In practical application, designer arbitrarily can set preset value as needed, and for each controller, corresponds to
The object that each controller carries out temperature acquisition is respectively provided with preset value.
It will be understood by those skilled in the art that the temperature information due to sending from controller is according to the second judge module
Judged result sends, then the communication module of master controller is receiving after the temperature information that controller sends, being capable of basis
The temperature information receiving determines whether the temperature value that this collects from controller is more than preset value（Temperature threshold）Such that it is able to
Directly determine whether to open cooling system, then, for each controller, all only needing to store one, to correspond to its collection right
The temperature value threshold value of elephant, and the temperature value threshold value corresponding to object of other controller collecting temperatures need not be stored, without
Whether the temperature value judging the collection of other controllers is more than collected object corresponding temperature value threshold value accordingly.Reduce control
The complexity of device design.
Preferably, the controller that any of the above-described embodiment provides, specifically for collection engine, BSG（Drive and start electricity
Machine）, drive motor or DC DC temperature value.
Based on identical design, the embodiment of the present invention additionally provides a kind of control system, and this control system is included as Fig. 2 institute
Show controller 201 and calibration system 202, the controller that controller 201 can provide for any of the above-described embodiment,
When the controller that this controller 201 provides for above-described embodiment two,
Calibration system 202 includes：Demarcating module, demarcates message for sending to each controller, and demarcation information is used for referring to
Show the controller being demarcated as master controller.
Preferably, above-mentioned calibration system also includes：Detection module, has accessed the control line of cooling system for determination
Controller；Now demarcating module, demarcates message specifically for sending to each controller, carries detection in described demarcation message
The mark of controller determined by module.
Preferably, detection module, determines specifically for the controller identifier according to user input and has accessed cooling system
The controller of control line；Or, sending after control line has been accessed in the spare interface judging itself according to the controller receiving
Request message determine accessed cooling system control line controller.
In practical application, it is possible to use the controller identifier of family input controller will access the control line of cooling system
Controller is set to master controller, and detection module determines after receiving the controller identifier of user input and accessed cooling system
Control line controller；Controller automatic detection can also be made, and send out to calibration system having detected when control line accesses
Send solicited message, the detection module of such calibration system can determine the control line having accessed cooling system according to solicited message
Controller.
The setting master-slave controller flow process of the control system that the present invention provides can include：User is by the control of cooling system
Line is plugged in the spare interface of a controller A, afterwards after control system is energized, the first detection mould of controller A
The level that block detects spare interface is high level, and triggering communication module sends request message to the detection module of calibration system,
The detection module of calibration system, after receiving request message, sends to each controller in control system and demarcates message, mark
Determine in information, to carry the mark of controller A.Controller A, after receiving this demarcation message, itself is set to master controller,
Other controllers such as controller B, after receiving demarcation message, itself is set to from controller, and storage control A
Mark.
After above-mentioned setting procedure, if controller A judges that the temperature value itself being gathered exceedes controller A storage
Preset value, then directly open cooling system；If controller B judges that gathered temperature value exceedes the pre- of controller B storage
If value, then the mark of the controller A according to storage sends triggering message to controller A, and request controller A opens cooling system,
Controller A, after the triggering message receiving controller B transmission, opens cooling system.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
For member, on the premise of without departing from the technology of the present invention principle, some improvements and modifications can also be made, these improvements and modifications
Also should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of controller is it is characterised in that described controller includes：
Spare interface, for accessing the control line of cooling system；
Principal and subordinate's module, for determine accessed described control line in described spare interface when, Body Controller is arranged based on
Controller, when not accessing described control line in determining described spare interface, Body Controller is set to from controller；
Communication module, for when Body Controller is set to master controller by described principal and subordinate's module, receiving and sending from controller
Temperature information, when Body Controller is set to from controller described principal and subordinate's module, to master controller send body control
The corresponding temperature information of temperature value of device collection；
Control module, for when Body Controller is set to master controller by described principal and subordinate's module, sending out according to each controller
The temperature information sending is controlled to described cooling system；
Described communication module, is additionally operable to receive the demarcation information that calibration system sends, described demarcation information is calibrated for instruction
For the controller of master controller, and when Body Controller is set to from controller described principal and subordinate's module, according to described demarcation
Information sends the corresponding temperature information of temperature value of Body Controller collection to master controller；
Whether described principal and subordinate's module, be additionally operable to determine in described spare interface according to the demarcation information that described communication module receives
Access described control line.
2. controller as claimed in claim 1 is it is characterised in that also include：
Whether the first judge module, is connected with described spare interface and described communication module, for judging in described spare interface
Access control line；
Described communication module, is additionally operable to, when the judged result of described first judge module is to be, send to described calibration system
Request message, asks described calibration system that Body Controller is demarcated as master controller.
3. controller as claimed in claim 1 is it is characterised in that also include：
Second judge module, for after Body Controller collects temperature value, judging whether described temperature value is more than preset value；
Described communication module, specifically for when Body Controller is set to from controller described principal and subordinate's module, according to described
The judged result of the second judge module sends temperature information to master controller.
4. controller as claimed in claim 1 is it is characterised in that described controller is specifically for collection engine, BSG electricity
Machine, drive motor or DC DC temperature value.
5. a kind of control system is it is characterised in that be used for the cooling system of vehicle is controlled, described control system includes
Controller as described in calibration system and multiple any one as claim 1-4,
Described calibration system, including demarcating module, demarcates message for sending to each controller, described demarcation information is used for referring to
Show the controller being demarcated as master controller.
6. control system as claimed in claim 5 is it is characterised in that described calibration system also includes：Detection module, for true
Surely accessed the controller of the control line of cooling system；
Described demarcating module, demarcates message specifically for sending to each controller, carries detection mould in described demarcation message
The mark of controller determined by block.
7. control system as claimed in claim 6 is it is characterised in that described detection module, specifically for according to user input
Controller identifier determine accessed cooling system control line controller；Or,
The request message having sent after having accessed control line according to the controller receiving in the spare interface judging itself determines
Access the controller of the control line of cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310706234.3A CN104723986B (en) | 2013-12-19 | 2013-12-19 | Controller and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310706234.3A CN104723986B (en) | 2013-12-19 | 2013-12-19 | Controller and control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104723986A CN104723986A (en) | 2015-06-24 |
| CN104723986B true CN104723986B (en) | 2017-02-15 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310706234.3A Expired - Fee Related CN104723986B (en) | 2013-12-19 | 2013-12-19 | Controller and control system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106302855B (en) * | 2016-08-12 | 2019-08-23 | 北京长城华冠汽车科技股份有限公司 | A kind of automatic addressing method and apparatus of cell management system of electric automobile |
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| US6467065B1 (en) * | 1999-07-09 | 2002-10-15 | Delphi Technologies, Inc. | Master/slave control system and method |
| JP2009255808A (en) * | 2008-04-18 | 2009-11-05 | Fujitsu Ten Ltd | Communication control device, vehicle control device, and simulator |
| CN102064356A (en) * | 2010-12-21 | 2011-05-18 | 深圳市佳华利道新技术开发有限公司 | Battery management system |
| CN102290618A (en) * | 2011-07-26 | 2011-12-21 | 浙江吉利汽车研究院有限公司 | Vehicle battery thermal management system |
| CN102407856A (en) * | 2011-09-21 | 2012-04-11 | 中国北车股份有限公司大连电力牵引研发中心 | Hot backup redundancy method and hot backup redundancy system of train central control unit |
| CN103454996A (en) * | 2013-08-23 | 2013-12-18 | 广州视睿电子科技有限公司 | Master-slave system and control method thereof |
-
2013
- 2013-12-19 CN CN201310706234.3A patent/CN104723986B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6467065B1 (en) * | 1999-07-09 | 2002-10-15 | Delphi Technologies, Inc. | Master/slave control system and method |
| JP2009255808A (en) * | 2008-04-18 | 2009-11-05 | Fujitsu Ten Ltd | Communication control device, vehicle control device, and simulator |
| CN102064356A (en) * | 2010-12-21 | 2011-05-18 | 深圳市佳华利道新技术开发有限公司 | Battery management system |
| CN102290618A (en) * | 2011-07-26 | 2011-12-21 | 浙江吉利汽车研究院有限公司 | Vehicle battery thermal management system |
| CN102407856A (en) * | 2011-09-21 | 2012-04-11 | 中国北车股份有限公司大连电力牵引研发中心 | Hot backup redundancy method and hot backup redundancy system of train central control unit |
| CN103454996A (en) * | 2013-08-23 | 2013-12-18 | 广州视睿电子科技有限公司 | Master-slave system and control method thereof |
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| CN104723986A (en) | 2015-06-24 |
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Effective date of registration: 20180508 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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Granted publication date: 20170215 Termination date: 20211219 |