CN105573298A - Method and apparatus for examining coupling of calibration quantity and configuration quantity for vehicle fan - Google Patents
Method and apparatus for examining coupling of calibration quantity and configuration quantity for vehicle fan Download PDFInfo
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- CN105573298A CN105573298A CN201610038004.8A CN201610038004A CN105573298A CN 105573298 A CN105573298 A CN 105573298A CN 201610038004 A CN201610038004 A CN 201610038004A CN 105573298 A CN105573298 A CN 105573298A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
- G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
- G05B23/0235—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on a comparison with predetermined threshold or range, e.g. "classical methods", carried out during normal operation; threshold adaptation or choice; when or how to compare with the threshold
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24048—Remote test, monitoring, diagnostic
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Abstract
The invention provides a method and apparatus for examining coupling of calibration quantity and configuration quantity for a vehicle fan, and relates to the vehicle fan examination field. The method comprises outputting a drive signal to a chip pin which controls a vehicle fan; according to the drive signal, determining whether the chip pin is connected with the vehicle fan; if so, setting the value of the configuration quantity as a preset value; and determining whether the value of the calibration quantity is equal to the preset value, and if so, completing examination about coupling of the calibration quantity and the configuration quantity for the vehicle fan. The method for examining coupling of calibration quantity and configuration quantity for a vehicle fan utilizes an ECU (Electronic Control Unit) to automatically identify the fan type for finished automobile configuration, and can examine whether the fan type is coupled with the current selected control data so as to avoid data error caused by manual hand mal-flashing.
Description
Technical field
The present invention relates to fan for vehicle inspection field, particularly relate to a kind of check fan for vehicle scalar quantity to mate with configuration amount method and device.
Background technology
The fan of vehicle is as the critical component of engine thermal management system, and the rotating speed of fan controls particularly important.On market, the fan of commercial car configuration generally has two kinds: electric control silicone oil fan and the fast fan of electromagnetic clutch three.Be integrated with control program and the data of two kinds of fans in electronic control unit (ElectronicControlUnit, ECU) control data, selected by calibration switch.When car load rolls off the production line, need the fan arrangement according to car load factory, write with a brush dipped in Chinese ink after artificial manual calibration switch generated data and control into ECU.
The case causing engine thermal to manage control problem due to fan data mistake in the market happens occasionally, and has a strong impact on the normal operation of vehicle.Prior art to be rolled off the production line order requirements by car load, the control data that artificial manual nominal data selects different fan arrangement corresponding, and needs calibrated data to write with a brush dipped in Chinese ink into ECU, does not make a decision the correctness writing with a brush dipped in Chinese ink data.Main Problems existing has:
(1) in prior art according to the configuring condition on-site proving data switch of actual car load factory to vehicle, by suitable batch data brush writing controller.When order volume greatly or it is pressed for time, manual operation is easy to occur demarcating mistake, causes writing with a brush dipped in Chinese ink by mistake or leaking writing with a brush dipped in Chinese ink.After going wrong in the market, case study all needs to drop into the resources such as a large amount of manpowers and travel expenses with solution, takes time and effort, affects the normal use of client to vehicle.
(2) if the different fan of the intentional or unintentional misconnection of client, cause fan control not mate with current data, have impact on the heat management system of engine, the malfunction elimination difficulty when not having diagnostic trouble code to point out.
Summary of the invention
For the defect of prior art, the present invention proposes method and device that solve the problems of the technologies described above a kind of check fan for vehicle scalar quantity to mate with configuration amount, whether the fan that data and the car load of automatic gauging ECU configure mates, and helps vehicle manufacturers Timeliness coverage fault, reduces the loss.
First aspect, the invention provides a kind of method checking fan for vehicle scalar quantity to mate with configuration amount, comprising:
To the chip stitch output drive signal controlling fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, if described chip stitch is connected with described fan for vehicle, then the value arranging configuration amount is preset value;
Judge that whether described gauged value is equal with preset value, if described gauged value is equal with preset value, then complete the inspection that fan for vehicle scalar quantity mates with configuration amount.
Preferably, described fan for vehicle is at least two.
Preferably, described method also comprises:
If described gauged value and preset value are not etc., then fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system.
Preferably, according to described drive singal, the described chip stitch output drive signal to controlling fan for vehicle, judges whether chip stitch is connected with described fan for vehicle, if described chip stitch is connected with described fan for vehicle, the value then arranging configuration amount is preset value, is specially:
First chip stitch of detection control first fan for vehicle:
The first chip stitch to control first fan for vehicle exports the first drive singal, judge whether the first chip stitch is connected with described first fan for vehicle according to described first drive singal, if described first chip stitch is connected with described first fan for vehicle, then the value arranging configuration amount is the first preset value;
If described first chip stitch is not connected with described first fan for vehicle, then the second chip stitch of detection control second fan for vehicle;
Till detecting that the chip stitch controlling fan for vehicle is connected with corresponding fan for vehicle.
Preferably, described method also comprises:
The chip stitch of all control fan for vehicle is not all connected with described fan for vehicle, then the value arranging configuration amount is fault value, sends the second failure message to fault diagnosis system.
Second aspect, the invention provides a kind of device checking fan for vehicle scalar quantity to mate with configuration amount, comprising:
Setting unit, for the chip stitch output drive signal to control fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, when described chip stitch is connected with described fan for vehicle, the value arranging configuration amount is preset value;
Judging unit, whether equal with preset value for judging described gauged value, when described gauged value is equal with preset value, complete the inspection that fan for vehicle scalar quantity mates with configuration amount.
Preferably, described fan for vehicle is at least two.
Preferably, described judging unit, if also for described gauged value and preset value not etc., then fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system.
Preferably, described setting unit, specifically for
First chip stitch of detection control first fan for vehicle:
The first chip stitch to control first fan for vehicle exports the first drive singal, judge whether the first chip stitch is connected with described first fan for vehicle according to described first drive singal, when described first chip stitch is connected with described first fan for vehicle, the value arranging configuration amount is the first preset value;
When described first chip stitch is not connected with described first fan for vehicle, the second chip stitch of detection control second fan for vehicle; Till detecting that the chip stitch controlling fan for vehicle is connected with corresponding fan for vehicle.
Preferably, described device also comprises:
Trouble unit, for when the chip stitch of all control fan for vehicle is not all connected with described fan for vehicle, the value arranging configuration amount is fault value, sends the second failure message to fault diagnosis system.
As shown from the above technical solution, the invention provides a kind of check fan for vehicle scalar quantity to mate with configuration amount method and device, judge whether car load fan arrangement mates with the current control data selected by utilizing the result of ECU hardware open circuit diagnosis, automatically current car load fan arrangement is identified when ECU powers on, and compare, by result feedback to fault diagnosis system with the scalar quantity of selector switch.Avoid on the one hand data that human factor brings to write with a brush dipped in Chinese ink by mistake and write with a brush dipped in Chinese ink risk with leakage, save market service resource; On the other hand current car load fan arrangement is checked, avoid the random change of fan on market.
Accompanying drawing explanation
The schematic flow sheet of the method that the inspection fan for vehicle scalar quantity that Fig. 1 provides for one embodiment of the invention mates with configuration amount;
The fan of the method that the inspection fan for vehicle scalar quantity that Fig. 2 provides for one embodiment of the invention mates with configuration amount differentiates steering logic figure;
The multiplexing differentiation steering logic figure of stitch of the method that the inspection fan for vehicle scalar quantity that Fig. 3 provides for one embodiment of the invention mates with configuration amount;
The structural representation of the device that the inspection fan for vehicle scalar quantity that Fig. 4 provides for one embodiment of the invention mates with configuration amount.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
The schematic flow sheet of the method that the inspection fan for vehicle scalar quantity that Fig. 1 shows one embodiment of the invention to be provided mates with configuration amount, as shown in Figure 1, the method that the inspection fan for vehicle scalar quantity of the present embodiment mates with configuration amount is as described below.
101, to the chip stitch output drive signal controlling fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, if described chip stitch is connected with described fan for vehicle, then the value arranging configuration amount is preset value.
Be understandable that, the above-mentioned course of work is the open circuit diagnostic procedure of ECU: by the electronic signal feedback information of internal circuit, ECU, by exporting certain driving to stitch, judges whether current stitch is in off state.If current stitch is not in off state, represents described chip stitch and be connected with described fan for vehicle
102, judge that whether described gauged value is equal with preset value, if described gauged value is equal with preset value, then complete the inspection that fan for vehicle scalar quantity mates with configuration amount.
Be understandable that, scalar quantity is a kind of variable can modified according to actual functional capability configuration status or needs, usually represents with " * _ C ".
Said method, when car load rolls off the production line, judges whether the control data selected mates, eliminates the work that manpower is verified; By electric-controlled intelligent identification, diagnose fan for vehicle scalar quantity whether to mate with configuration amount early, avoid the market risk that artificial incorrect operation causes; ECU of the present invention identifies mating of fan arrangement and data automatically in addition, provides reference for different client changes fan arrangement.
In a preferred embodiment of the invention, described fan for vehicle is at least two.
Fan in usual vehicle has two kinds, electric control silicone oil fan and the fast fan of electromagnetic clutch three, and fan clutch silicone oil, as medium, utilizes silicone oil to shear viscous force transmitting torque.By the rotating speed of the silicon fuel-flow control fan in ECU solenoidoperated cluthes control chamber.The fast fan of electromagnetic clutch three is that electric drive clutch coupling closes the running controlling fan according to engine water temperature height.Fan has two clutch couplinges, by the closed separately of solenoidoperated cluthes and the closed control realizing third gear rotating speed simultaneously.
Be understandable that, the present invention is not limited to two kinds of fan identifications, and multiple fan arrangement is applicable equally.Same, the present invention is applicable to other to be needed connect configuration difference according to rigid line and select the actuator of Different Logic to control.
Said method represents that the present invention is applicable to identification and the inspection of multiple fan for vehicle.
In a preferred embodiment of the invention, described method also comprises: if described gauged value and preset value are not etc., then fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system.
Described method provide the method for fault cues, make fault diagnosis system can know the fault of vehicle generation timely, reduce the consumption of human resources.
In a preferred embodiment of the invention, the described chip stitch output drive signal to controlling fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, if described chip stitch is connected with described fan for vehicle, the value then arranging configuration amount is preset value, is specially:
First chip stitch of detection control first fan for vehicle:
The first chip stitch to control first fan for vehicle exports the first drive singal, judge whether the first chip stitch is connected with described first fan for vehicle according to described first drive singal, if described first chip stitch is connected with described first fan for vehicle, then the value arranging configuration amount is the first preset value;
If described first chip stitch is not connected with described first fan for vehicle, then the second chip stitch of detection control second fan for vehicle; Till detecting that the chip stitch controlling fan for vehicle is connected with corresponding fan for vehicle.
In the present embodiment, automatically identify with ECU the fan type that car load configures, judge whether it mates with the current control data selected, avoid writing with a brush dipped in Chinese ink the error in data caused manually by mistake, check the fan of current matching whether suitable simultaneously, provide a great convenience to producer.
In a preferred embodiment of the invention, described method also comprises:
The chip stitch of all control fan for vehicle is not all connected with described fan for vehicle, then the value arranging configuration amount is fault value, sends the second failure message to fault diagnosis system.
Fault alarm mechanism when the stitch described method providing ECU is not all connected with corresponding fan for vehicle, makes systemic-function more perfect.
The concrete example mated with configuration amount below by the scalar quantity of an inspection two fan for vehicle is described in detail said method.
The control of electric control silicone oil fan is the amount being controlled the silicone oil of working chamber inside by the size of ECU output PWM duty cycle signals control fan silicon oil oil supply hole aperture, thus controls the opening and closing degree of silicon oil clutch, final control rotation speed of the fan size.Corresponding pwm control signal is by ECU stitch Xa actuate actuators.The fast fan of electromagnetic clutch three is then the opening and closing (these two solenoid valves also control with pwm signal) being controlled two solenoid valves by stitch Xb and Xc of ECU, thus by fan control on the rotating speed of three gears.
In ECU steering logic, the selection of fan control data is selected by the value of calibration switch B_C, if B_C=1, fan control adopts the fast fan logic of electromagnetic clutch three; If B_C=2, then fan control adopts electric control silicone oil fan logic.The value of scalar quantity B_C is write with a brush dipped in Chinese ink by data and is write with a brush dipped in Chinese ink into ECU internal memory online, uses for controlling.
Said method is the diagnosis carrying out stitch line situation based on ECU power-up diagnostics function, and according to the configuration of stitch open circuit assay judgement Current vehicle is silicon-oil fan or electromagnetic fan.Concrete ECU steering logic figure is as shown in Figure 2:
201, T15 is car key switch, it is ECU upper electrical switch simultaneously, after T15 powers on, ECU actuator is checked, checkout procedure is: ECU controller provides corresponding PWM drive singal respectively to Xa, Xb and Xc, judge with driving chip whether current chip stitch is connected with controlled fan, and namely whether current stitch is in open-circuit condition;
202, the status information of the chip stitch controlling fan for vehicle is read;
203, judge whether Xa is open circuit, if not, then perform step 204; If so, then step 208 is performed;
204, the value arranging configuration amount A is 2;
205, judge that whether the value of scalar quantity B_C is equal with the value of configuration amount A, if so, then perform step 206; If not, then step 207 is performed;
206, test ending, ECU normally controls fan for vehicle running;
207, fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system; Prompting roll off the production line fan type that personnel or service station personnel inspection check configuration or the data write with a brush dipped in Chinese ink whether suitable;
208, judge whether Xb and Xc is open circuit, if so, then perform step 210, if not, then perform step 209;
209, the value arranging configuration amount A is 1; Perform step 205;
210, the value arranging configuration amount A is 0; Send the second failure message to fault diagnosis system, the chip stitch that the second failure message represents all control fan for vehicle is not all connected with described fan for vehicle, and instruction ECU does not have wind-receiving fan, the uncontrollable fan of ECU.
What deserves to be explained is, the above-mentioned value arranging configuration amount A completes in ECU power up initialization process, do not affect the operation of master control program.Especially, if A=0, represent that two kinds of fans all do not connect, how fan logic processes and is realized, not in this patent claimed range by the logic strategy of ECU itself in this case.
Further, there is multiplexed situation for some ECU (Electrical Control Unit) stitch, the method that the present embodiment provides is applicable equally, namely can carry out the configuration of stitch according to actual conditions.For this situation, this patent is applicable equally.Such as, assuming that silicon-oil fan adopts stitch Xa to control, the fast fan of electromagnetic clutch three adopts stitch Xa and Xb to control, then the steering logic of this patented method is illustrated in fig. 3 shown below.
301, T15 is car key switch, it is ECU upper electrical switch simultaneously, after T15 powers on, ECU actuator is checked, checkout procedure is: ECU controller provides corresponding PWM drive singal respectively to Xa, Xb and Xc, judge with driving chip whether current chip stitch is connected with controlled fan, and namely whether current stitch is in open-circuit condition;
302, the status information of the chip stitch controlling fan for vehicle is read;
303, judge whether Xa opens a way, if so, then perform step 310, if not, then perform step 304;
304, judge whether Xb opens a way, if so, then perform step step 305; If not, then step 309 is performed;
305, the value arranging configuration amount A is 2;
306, judge that whether the value of scalar quantity B_C is equal with the value of configuration amount A, if so, then perform step 307; If not, then step 308 is performed;
307, test ending, ECU normally controls fan for vehicle running;
308, fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system; Prompting roll off the production line fan type that personnel or service station personnel inspection check configuration or the data write with a brush dipped in Chinese ink whether suitable;
309, the value arranging configuration amount A is 1;
310, the value arranging configuration amount A is 0; Send the second failure message to fault diagnosis system, the chip stitch that the second failure message represents all control fan for vehicle is not all connected with described fan for vehicle, and instruction ECU does not have wind-receiving fan, the uncontrollable fan of ECU.
Said method utilizes the open circuit diagnostic function of ECU, automatically identifies the fan type configuration of car load, and compares with the current control data selected, judge matching.Like this, save on the one hand the judgement that human resources are configured, to the demarcation of artificial data with write with a brush dipped in Chinese ink work and check, avoid the risk of errors that manual operation causes, save later stage market service cost and resource; Whether carry out changing providing reference frame to fan arrangement on the other hand.
The structural representation of the device that the inspection fan for vehicle scalar quantity that Fig. 4 shows one embodiment of the invention to be provided mates with configuration amount, as shown in Figure 4, the structure that the inspection fan for vehicle scalar quantity of the present embodiment mates with configuration amount is as described below.
Setting unit 41, for the chip stitch output drive signal to control fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, when described chip stitch is connected with described fan for vehicle, the value arranging configuration amount is preset value;
Judging unit 42, whether equal with preset value for judging described gauged value, when described gauged value is equal with preset value, complete the inspection that fan for vehicle scalar quantity mates with configuration amount.
In a preferred embodiment of the invention, described fan for vehicle is at least two.
In a preferred embodiment of the invention, described judging unit 42, if also for described gauged value and preset value not etc., then fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system.
In a preferred embodiment of the invention, described setting unit 41, specifically for
First chip stitch of detection control first fan for vehicle:
The first chip stitch to control first fan for vehicle exports the first drive singal, judge whether the first chip stitch is connected with described first fan for vehicle according to described first drive singal, when described first chip stitch is connected with described first fan for vehicle, the value arranging configuration amount is the first preset value;
When described first chip stitch is not connected with described first fan for vehicle, the second chip stitch of detection control second fan for vehicle; Till detecting that the chip stitch controlling fan for vehicle is connected with corresponding fan for vehicle.
In a preferred embodiment of the invention, also to comprise Fig. 4 unshowned for described device:
Trouble unit 43, for when the chip stitch of all control fan for vehicle is not all connected with described fan for vehicle, the value arranging configuration amount is fault value, sends the second failure message to fault diagnosis system.
Will be understood that, said apparatus and said method are relations one to one, and the implementation detail in said method is also applicable to said apparatus, and therefore, the present embodiment is no longer described in detail the concrete implementation detail of said apparatus.
By utilizing the result of ECU hardware open circuit diagnosis, said apparatus judges whether car load fan arrangement mates with the current control data selected, automatically the fan type that car load configures is identified with ECU, it is checked whether to mate with the current control data selected, avoid writing with a brush dipped in Chinese ink the error in data caused manually by mistake, check the fan of current matching whether suitable simultaneously, vehicle manufacturers Timeliness coverage fault can be made, reduce the loss.
It will be understood by those skilled in the art that adaptively to change the module in the equipment in embodiment and they are arranged and be in one or more equipment that this embodiment is different.Module in embodiment or unit or assembly can be combined into a module or unit or assembly, and multiple submodule or subelement or sub-component can be put them in addition.Except at least some in such feature and/or process or unit is mutually exclusive part, any combination can be adopted to combine all processes of all features disclosed in this instructions (comprising adjoint claim, summary and accompanying drawing) and so disclosed any method or equipment or unit.Unless expressly stated otherwise, each feature disclosed in this instructions (comprising adjoint claim, summary and accompanying drawing) can by providing identical, alternative features that is equivalent or similar object replaces.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.Such as, in the following claims, the one of any of embodiment required for protection can use with arbitrary array mode.
All parts embodiment of the present invention with hardware implementing, or can realize with the software module run on one or more processor, or realizes with their combination.The present invention will be described instead of limit the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element.The present invention can by means of including the hardware of some different elements and realizing by means of the computing machine of suitably programming.In the unit claim listing some devices, several in these devices can be carry out imbody by same hardware branch.Word first, second and third-class use do not represent any order.Can be title by these word explanations.
Last it is noted that one of ordinary skill in the art will appreciate that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of the claims in the present invention.
Claims (10)
1. the method checking fan for vehicle scalar quantity to mate with configuration amount, is characterized in that, comprising:
To the chip stitch output drive signal controlling fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, if described chip stitch is connected with described fan for vehicle, then the value arranging configuration amount is preset value;
Judge that whether described gauged value is equal with preset value, if described gauged value is equal with preset value, then complete the inspection that fan for vehicle scalar quantity mates with configuration amount.
2. method according to claim 1, is characterized in that, described fan for vehicle is at least two.
3. method according to claim 1, is characterized in that, described method also comprises:
If described gauged value and preset value are not etc., then fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system.
4. method according to claim 2, it is characterized in that, the described chip stitch output drive signal to controlling fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, if described chip stitch is connected with described fan for vehicle, the value then arranging configuration amount is preset value, is specially:
First chip stitch of detection control first fan for vehicle:
The first chip stitch to control first fan for vehicle exports the first drive singal, judge whether the first chip stitch is connected with described first fan for vehicle according to described first drive singal, if described first chip stitch is connected with described first fan for vehicle, then the value arranging configuration amount is the first preset value;
If described first chip stitch is not connected with described first fan for vehicle, then the second chip stitch of detection control second fan for vehicle;
Till detecting that the chip stitch controlling fan for vehicle is connected with corresponding fan for vehicle.
5. method according to claim 4, is characterized in that, described method also comprises:
The chip stitch of all control fan for vehicle is not all connected with described fan for vehicle, then the value arranging configuration amount is fault value, sends the second failure message to fault diagnosis system.
6. the device checking fan for vehicle scalar quantity to mate with configuration amount, is characterized in that, comprising:
Setting unit, for the chip stitch output drive signal to control fan for vehicle, judge whether chip stitch is connected with described fan for vehicle according to described drive singal, when described chip stitch is connected with described fan for vehicle, the value arranging configuration amount is preset value;
Judging unit, whether equal with preset value for judging described gauged value, when described gauged value is equal with preset value, complete the inspection that fan for vehicle scalar quantity mates with configuration amount.
7. device according to claim 6, is characterized in that, described fan for vehicle is at least two.
8. device according to claim 6, is characterized in that, described judging unit, if also for described gauged value and preset value not etc., then fan for vehicle scalar quantity does not mate with described configuration amount, sends Fisrt fault information to fault diagnosis system.
9. device according to claim 7, is characterized in that, described setting unit, specifically for
First chip stitch of detection control first fan for vehicle:
The first chip stitch to control first fan for vehicle exports the first drive singal, judge whether the first chip stitch is connected with described first fan for vehicle according to described first drive singal, when described first chip stitch is connected with described first fan for vehicle, the value arranging configuration amount is the first preset value;
When described first chip stitch is not connected with described first fan for vehicle, the second chip stitch of detection control second fan for vehicle; Till detecting that the chip stitch controlling fan for vehicle is connected with corresponding fan for vehicle.
10. device according to claim 9, is characterized in that, described device also comprises:
Trouble unit, for when the chip stitch of all control fan for vehicle is not all connected with described fan for vehicle, the value arranging configuration amount is fault value, sends the second failure message to fault diagnosis system.
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| CN201610038004.8A CN105573298B (en) | 2016-01-20 | 2016-01-20 | A kind of inspection fan for vehicle scalar quantity and the matched method and device of configuration amount |
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| CN110231537A (en) * | 2019-06-29 | 2019-09-13 | 潍柴动力股份有限公司 | A kind of detection method and device of ECU stitch error configurations |
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| WO2012152913A2 (en) * | 2011-05-12 | 2012-11-15 | Cnh Italia Spa | Engine cooling fan speed control system |
| CN105224047A (en) * | 2014-06-09 | 2016-01-06 | 华为技术有限公司 | Fan, fan governor, electronic equipment and fan recognition methods |
| CN105240103A (en) * | 2015-11-19 | 2016-01-13 | 福建省福工动力技术有限公司 | Control system for vehicle brushless fans based on CAN bus communication |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110231537A (en) * | 2019-06-29 | 2019-09-13 | 潍柴动力股份有限公司 | A kind of detection method and device of ECU stitch error configurations |
| CN110231537B (en) * | 2019-06-29 | 2021-10-29 | 潍柴动力股份有限公司 | Method and device for detecting pin error configuration of ECU (electronic control Unit) |
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