CN107472026A - Fault handling method, system and the vehicle of electromotor cooling system - Google Patents
Fault handling method, system and the vehicle of electromotor cooling system Download PDFInfo
- Publication number
- CN107472026A CN107472026A CN201610972824.4A CN201610972824A CN107472026A CN 107472026 A CN107472026 A CN 107472026A CN 201610972824 A CN201610972824 A CN 201610972824A CN 107472026 A CN107472026 A CN 107472026A
- Authority
- CN
- China
- Prior art keywords
- fan
- water pump
- failure
- fault
- cooling system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of fault handling method of electromotor cooling system, system and vehicle, electromotor cooling system includes fan and water pump, and this method includes：Detection electromotor cooling system whether there is failure；If fan has failure, the fault type of fan is determined according to failure code；If fault type is the electrical system overheating fault of fan, control fan limit Power operation, and control water pump to be run with default water pump peak power；If fault type is other failures of fan, control fan is out of service, and whether the actual water temperature determined whether into motor driven systems is more than predetermined water temperature；If actual water temperature is more than predetermined water temperature, control water pump is out of service, otherwise controls water pump to be run with default water pump peak power.The method of the present invention can ensure vehicle safety, avoid vehicle damage, while facilitate failture evacuation and the maintenance of vehicle when electromotor cooling system breaks down.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of fault handling method of electromotor cooling system, system and
Vehicle.
Background technology
Motor driven systems are the important components of electric automobile, and the normal operation of electric system can be the security row of vehicle
Offer safety guarantee is provided.Because motor driven systems (such as motor and electric machine controller) occur now sometimes in the course of the work
Temperature is too high, when temperature exceedes certain threshold value, motor driven systems just cisco unity malfunction, by being equipped with electromotor cooling system
To carry out temperature adjustment to motor driven systems.Therefore, whether normal work influences motor driven systems to electromotor cooling system
Stable operation.
In correlation technique, when electromotor cooling system breaks down, generally carry out fault alarm, fault message storage and
Fault element closing etc., but handled accordingly to tackle the failure of generation without progress, so as to which the stable operation to vehicle causes
Influence, cause user to complain.
The content of the invention
It is contemplated that at least solves one of technical problem in above-mentioned correlation technique to a certain extent.
Therefore, first purpose of the present invention is to propose a kind of fault handling method of electromotor cooling system.This method
It can ensure vehicle safety when electromotor cooling system breaks down, avoid vehicle damage, while facilitate the failture evacuation of vehicle
And maintenance.
It is another object of the present invention to provide the fault processing system of another electromotor cooling system.
It is yet a further object of the present invention to provide a kind of vehicle.
To achieve these goals, the embodiment of the first aspect of the present invention discloses a kind of failure of electromotor cooling system
Processing method, the electromotor cooling system include fan and water pump, the described method comprises the following steps：Detect the motor cooling
System whether there is failure；If the fan has failure, the fault type of fan is determined according to failure code；If institute
State the electrical system overheating fault that fault type is fan, then control fan limit Power operation, and control the water pump with
Default water pump peak power operation；If the fault type is other failures of fan, the fan is controlled to stop fortune
OK, and determine whether the actual water temperature into motor driven systems is more than predetermined water temperature；If the actual water temperature is big
In the predetermined water temperature, then control the water pump out of service, otherwise control the water pump with the default water pump maximum work
Rate is run.
In addition, the fault handling method of electromotor cooling system according to the above embodiment of the present invention can also be with following attached
The technical characteristic added：
In some instances, other failures of the fan include the stall failure of fan, the short trouble of fan, fan
Controller failure and fan loss of power failure.
In some instances, in addition to：If the water pump has failure, the failure of water pump is determined according to failure code
Type；If the fault type is the electrical system overheating fault of water pump and/or the overcurrent fault of water pump, described in control
Water pump limits Power operation, and controls the fan to be run with default fan peak power；If the fault type is water pump
It is dry turn failure and/or the overvoltage failure of water pump, then control the water pump and the fan out of service；If the failure
Type is the too low failure of coolant temperature of water pump, then controls the water pump limit Power operation, and control the fan normally to transport
OK.
In some instances, in addition to：If failure be present in the fan and the water pump, control the fan and
The water pump is out of service, and sends indication signal to the motor driven systems so that the motor driven systems enter limit work(
Rate operational mode.
In some instances, in addition to：When failure be present in the fan or the water pump, record the fan or
The trouble duration of the water pump；If the duration is more than the scheduled time, vehicle parking prompting is sent, is otherwise sent out
Go out repair prompt.
The embodiment of second aspect of the present invention discloses a kind of fault processing system of electromotor cooling system, and the motor is cold
But system includes fan and water pump, and the fault processing system includes：Detection module, it is for detecting the electromotor cooling system
It is no failure to be present；Fault type determining module, for when the fan has failure, the event of fan to be determined according to failure code
Hinder type；Processing module, for when the fault type is the electrical system overheating fault of fan, controlling the fan limit work(
Rate is run, and controls the water pump to be run with default water pump peak power, and other events in the fault type for fan
During barrier, control the fan out of service, and it is predetermined to determine whether the actual water temperature into motor driven systems is more than
Water temperature, and when the actual water temperature is more than the predetermined water temperature, controls the water pump out of service, otherwise control the water
Pump is run with the default water pump peak power.
In addition, the fault processing system of electromotor cooling system according to the above embodiment of the present invention can also be with following attached
The technical characteristic added：
In some instances, other failures of the fan include the stall failure of fan, the short trouble of fan, fan
Controller failure and fan loss of power failure.
In some instances, fault type determining module is additionally operable to when the water pump has failure, according to failure code
The fault type of water pump is determined, the processing module is additionally operable in the electrical system overheating fault that the fault type is water pump
And/or water pump overcurrent fault when, control water pump limit Power operation, and control the fan maximum with default fan
Power operation, and the fault type for water pump it is dry turn failure and/or water pump overvoltage failure when, control the water pump
It is out of service with the fan, and in coolant temperature too low failure of the fault type for water pump, control the water
Pump limits Power operation, and controls the fan normal operation.
In some instances, the processing module is additionally operable to when the fan and the water pump have failure, control
The fan and the water pump are out of service, and send indication signal to the motor driven systems so as to the motor drivetrain
System enters limit power mode of operation.
The embodiment of the third aspect of the present invention discloses a kind of vehicle, including：According to above-mentioned second aspect embodiment
The fault processing system of described electromotor cooling system.
Embodiments of the invention, when electromotor cooling system breaks down, it can be taken accordingly according to the type of failure
Processing, so as to effectively prevent integrated vehicle control tactics from being started a leak when failure occurs, ensure vehicle safety, and according to failure
Appropriate adjustment vehicle dynamic Control, avoids vehicle damage, while can facilitate failture evacuation and the maintenance of vehicle.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned or additional aspect and advantage combination accompanying drawings below of the present invention will be to that will become bright in the description of embodiment
Show and be readily appreciated that, wherein：
Fig. 1 is the graph of a relation of electromotor cooling system and motor driven systems according to an embodiment of the invention；
Fig. 2 is the flow chart of the fault handling method of electromotor cooling system according to an embodiment of the invention；
Fig. 3 is that fan failure is carried out in the fault handling method of electromotor cooling system according to an embodiment of the invention
The flow chart of processing；
Fig. 4 is that fault of water pump is carried out in the fault handling method of electromotor cooling system according to an embodiment of the invention
The flow chart of processing；
Fig. 5 be electromotor cooling system according to an embodiment of the invention fault handling method in it is same to fan and water pump
When break down and the flow chart that is handled；
Fig. 6 is the structured flowchart of the fault processing system of electromotor cooling system according to an embodiment of the invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
Fault handling method, system and the car of electromotor cooling system according to embodiments of the present invention are described below in conjunction with accompanying drawing
.
Before the fault handling method of electromotor cooling system according to embodiments of the present invention is described, motor is cooled down first
System is described.
Electromotor cooling system plays a part of carrying out temperature adjustment to the motor driven systems of vehicle (such as electric automobile).Such as
Shown in Fig. 1, electromotor cooling system includes radiator, cooling fan (abbreviation fan) and water pump (such as electronic water pump).Motor drives
Dynamic system includes motor and electric machine controller.Pass through between radiator, fan, water pump, motor and electric machine controller
Pipeline forms loop, and the liquid (such as anti-icing fluid or water) in pipeline circulates by electromotor cooling system in pipeline, so as to real
Now to the temperature adjustment of motor driven systems.
In the above description, electromotor cooling system includes the devices such as fan and water pump, therefore, in the process of running, fan
With the device such as water pump it is possible that failure.First so that fan breaks down as an example, sent out the invention provides one kind for fan
The processing method of raw failure.
As shown in Fig. 2 and combine Fig. 3, the fault handling method of electromotor cooling system according to an embodiment of the invention,
Comprise the following steps：
S201：Detection electromotor cooling system whether there is failure.
S202：If fan has failure, the fault type of fan is determined according to failure code.
I.e.：Fan failure code is read, wherein, the corresponding fault type of each fan failure code.Specific event
Barrier code corresponds to what type of failure can demarcate to obtain in advance.
S203：If fault type is the electrical system overheating fault of fan, control fan limit Power operation, and control
Water pump is run with default water pump peak power.
In one embodiment of the invention, fault type corresponding to fan failure code 1 is the electric system of fan itself
System overheating fault.
Therefore, when fan failure code is 1, illustrating the electrical system of fan itself, there occurs overheating fault.Now, may be used
To limit the operation power of fan, it is eased so as to which the electrical system of fan itself can to a certain extent overheated.Tool
The size of performance number of body limitation can determine according to the electrical system degree of superheat of fan itself, such as：The electricity of fan itself
Gas system overheat degree is higher, and the performance number of limitation is smaller.Meanwhile control water pump to be run with default water pump peak power, from
And accelerate the circulation of the liquid (such as anti-icing fluid or water) in pipeline by water pump, motor driven systems are on the one hand protected, separately
On the one hand the caloric value for the electrical system that fan itself can also be accelerated quickly disperses, and it is extensive to accelerate fan to a certain extent
It is multiple normal.Wherein, water pump is so that default water pump peak power operation power can demarcation obtains in advance according to experiment.
S204：If fault type is other failures of fan, control fan is out of service, and determines whether to enter
Whether the actual water temperature of motor driven systems is more than predetermined water temperature.
With reference to shown in Fig. 3, other failures of fan include but is not limited to：Stall failure (the corresponding fan failure generation of fan
Code 2), the controller failure (corresponding fan failure code 4) of the short trouble of fan (corresponding fan failure code 3), fan and
The loss of power failure (corresponding fan failure code 5) of fan.
Lost when the power supply such as the stall failure of fan, the short trouble of fan, the controller failure of fan and fan occurs
When losing failure, illustrate that the failure of fan is more serious, if fan is also continuing to run with and fan may caused to burn.Therefore, may be used
To control fan out of service, so as to protect fan to damage, while the reality into motor driven systems is determined whether
Water temperature (such as：The inlet water temperature T of electric machine controller and motor) whether it is more than predetermined water temperature T0, predetermined water temperature T0It can set
It is set in electric machine controller and motor normal course of operation, the maximum temperature that can be born, electric machine controller can be passed through
Determined with the performance of motor itself etc..
S205：If actual water temperature is more than predetermined water temperature, control water pump is out of service, otherwise controls water pump with default
Water pump peak power is run.
If that is, T>T0, illustrate to have exceeded electric machine controller and the water temperature needed for motor normal operation
The upper limit, at this time, it may be necessary to control water pump out of service, with etc. it is to be repaired etc., so as to avoid electromotor cooling system, motor driven systems
Damage.
If T<=T0, illustrate to be not above the upper limit of electric machine controller and the water temperature needed for motor normal operation,
At this point it is possible to continue to run with vehicle, but water pump is controlled to be run with default peak power, to accelerate water circulation, in certain journey
It can accelerate to cool on degree, electromotor cooling system and motor driven systems is recovered normal quickly.
The fault handling method of electromotor cooling system according to embodiments of the present invention, it is fanned out in electromotor cooling system apoplexy existing
During failure, corresponding processing can be taken according to the type of fan failure, so as to effectively prevent integrated vehicle control tactics in event
Barrier is started a leak when occurring, and ensures vehicle safety, and vehicle dynamic Control is suitably adjusted according to failure, avoids vehicle damage, together
When can facilitate failture evacuation and the maintenance of vehicle.
Above is fan in electromotor cooling system is broken down and carries out the description of respective handling, it is cold below for motor
But water pump breaks down and carries out processing and be described in system.
As shown in figure 4, the fault handling method of electromotor cooling system, in addition to：
If the 1, water pump has failure, the fault type of water pump is determined according to failure code.
I.e.：Fault of water pump code is read, wherein, the corresponding fault type of each fault of water pump code.Specific event
Barrier code corresponds to what type of failure can demarcate to obtain in advance.
The 2nd, if fault type is the electrical system overheating fault (corresponding fault of water pump code 1) and/or water pump of water pump
Overcurrent fault (corresponding fault of water pump code 2), then control water pump limit Power operation, and control fan maximum with default fan
Power operation.
Power operation is limited to water pump, the electrical system overheat of water pump can be alleviated and reduce the electric current of water pump, specific limit
The size of the performance number of system can be according to the electrical system degree of superheat of water pump itself or the size determination of determination electric current, example
Such as：The electrical system degree of superheat of water pump itself is higher and/or electric current is bigger, and the performance number of limitation is smaller, so as to be risen to water pump
To protective effect, water pump is avoided to damage.Meanwhile control fan to be run with default fan peak power, so as to be added by fan
The circulation of liquid (such as anti-icing fluid or water) in fast pipeline, on the one hand protects motor driven systems, on the other hand can also
The caloric value for accelerating the electrical system of water pump itself quickly disperses, and can accelerate water pump to a certain extent and recover normal.Its
In, the power that fan is run with default fan peak power can obtain according to the advance demarcation of experiment.
The 3rd, if fault type is the dry overvoltage event for turning failure (corresponding fault of water pump code 3) and/or water pump of water pump
Barrier (corresponding fault of water pump code 4), then control water pump and fan out of service.
Specifically, if the dry of water pump turns or water pump voltage is excessive, the injury to water pump is very big, easily causes water
Pump burns, and turns to illustrate that the liquid (such as anti-icing fluid or water) in pipeline is less in addition, water pump is dry, vehicle needs inspection of stopping
Repair, it is impossible to be further continued for travelling, therefore, control water pump and fan out of service, so as to be effectively protected to vehicle.
If the 4, fault type is the too low failure of coolant temperature (corresponding fault of water pump code 5) of water pump, water is controlled
Pump limits Power operation, and controls fan normal operation.I.e.：The coolant temperature of water pump is out-of-date, and water pump efficiency and performance are low,
Therefore, power limit can be carried out to water pump, so as to be effectively protected to water pump.
The fault handling method of electromotor cooling system according to embodiments of the present invention, occur in electromotor cooling system reclaimed water pump
During failure, corresponding processing can be taken according to the type of fault of water pump, so as to effectively prevent integrated vehicle control tactics in event
Barrier is started a leak when occurring, and ensures vehicle safety, and vehicle dynamic Control is suitably adjusted according to failure, avoids vehicle damage, together
When can facilitate failture evacuation and the maintenance of vehicle.
In the other examples of the present invention, fan and water pump may occur failure simultaneously, same to fan and water pump below
When troubleshooting when breaking down be described.
As shown in figure 5, the fault handling method of electromotor cooling system, in addition to：If failure be present in fan and water pump,
Then control fan and water pump out of service, and indication signal is sent so that motor driven systems enter limit work(to motor driven systems
Rate operational mode.That is, if there occurs failure, electromotor cooling system will not be able to normal operation for fan and water pump,
At this time, it may be necessary to close fan and water pump, so as to be effectively protected electromotor cooling system, electromotor cooling system is avoided to damage.Separately
Outside, limit Power operation is carried out to motor driven systems, so as to delay or even avoid motor driven systems excess temperature, to motor drivetrain
System plays a protective role, to maintain vehicle to travel.
As shown in Figure 3 and Figure 4, the fault handling method of electromotor cooling system, in addition to：When fan or water pump have event
During barrier, the trouble duration (t) of fan or water pump is recorded；If the duration is more than the scheduled time (t0), then send car
Parking prompting, otherwise send repair prompt.If be not restored also that is, trouble duration is long, for
Vehicle damage is avoided, it is necessary to allow driver's parking waiting to repair, the driver is understood vehicle condition in time to take correctly
Counter-measure, lift the usage experience of vehicle.
Fig. 6 is the structured flowchart of the fault processing system of electromotor cooling system according to an embodiment of the invention.Such as Fig. 6
It is shown, the fault processing system 600 of electromotor cooling system according to an embodiment of the invention, including：Detection module 610, event
Hinder determination type module 620 and processing module 630.
Wherein, detection module 610 whether there is failure for detecting electromotor cooling system.Fault type determining module 620
For when fan has failure, the fault type of fan to be determined according to failure code.Processing module 630 is used in the failure
When type is the electrical system overheating fault of fan, the fan limit Power operation is controlled, and control the water pump with default
Water pump peak power is run, and when the fault type is other failures of fan, is controlled the fan out of service, gone forward side by side
One step judges whether the actual water temperature into motor driven systems is more than predetermined water temperature, and in the actual water temperature more than described
During predetermined water temperature, control the water pump out of service, otherwise control the water pump to be run with the default water pump peak power.
In one embodiment of the invention, other failures of fan include the short circuit event of the stall failure of fan, fan
The loss of power failure of barrier, the controller failure of fan and fan.
In one embodiment of the invention, fault type determining module 620 is additionally operable to when the water pump has failure,
The fault type of water pump is determined according to failure code, the processing module 630 is additionally operable in the electricity that the fault type is water pump
When gas system overheat failure and/or the overcurrent fault of water pump, control water pump limit Power operation, and control the fan with
Default fan peak power operation, and be that the dry of water pump turns failure and/or the overvoltage failure of water pump in the fault type
When, control the water pump and the fan out of service, and the too low event of coolant temperature in the fault type for water pump
During barrier, the water pump limit Power operation is controlled, and control the fan normal operation.
In one embodiment of the invention, the processing module 630 is additionally operable to deposit in the fan and the water pump
In failure, control the fan and the water pump out of service, and to the motor driven systems send indication signal so as to
The motor driven systems enter limit power mode of operation.
The fault processing system of electromotor cooling system according to embodiments of the present invention, fan, water in electromotor cooling system
Pump or fan and water pump break down simultaneously when, corresponding processing can be taken according to the type of failure, so as to effective
Prevent integrated vehicle control tactics from being started a leak when failure occurs, ensure vehicle safety, and vehicle power is suitably adjusted according to failure
Control, avoids vehicle damage, while can facilitate failture evacuation and the maintenance of vehicle.
It should be noted that the specific implementation of the fault processing system of the electromotor cooling system of the embodiment of the present invention with
The specific implementation of the fault handling method of the electromotor cooling system of the embodiment of the present invention is similar, specifically refers to method part
Description, in order to reduce redundancy, do not repeat herein.
Further, embodiment of the invention discloses that a kind of vehicle, including：According to any one above-mentioned embodiment
Electromotor cooling system fault processing system.Wherein, vehicle fan, water pump or fan and water in electromotor cooling system
Pump breaks down simultaneously when, corresponding processing can be taken according to the type of failure, so as to effectively prevent full-vehicle control plan
Slightly started a leak when failure occurs, ensure vehicle safety, and vehicle dynamic Control is suitably adjusted according to failure, avoid vehicle from damaging
It is bad, while failture evacuation and the maintenance of vehicle can be facilitated.
In addition, vehicle according to the above embodiment of the present invention other compositions and effect for this area ordinary skill
All it is known for personnel, in order to reduce redundancy, does not repeat herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
It is that must be directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff can be carried out the different embodiments or example and the feature of different embodiments or example described in this specification
With reference to and combination.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (10)
1. a kind of fault handling method of electromotor cooling system, it is characterised in that the electromotor cooling system includes fan and water
Pump, it the described method comprises the following steps：
Detect the electromotor cooling system and whether there is failure；
If the fan has failure, the fault type of fan is determined according to failure code；
If the fault type is the electrical system overheating fault of fan, the fan limit Power operation is controlled, and control
The water pump is run with default water pump peak power；
If the fault type is other failures of fan, control the fan out of service, and determine whether to enter
Whether the actual water temperature of motor driven systems is more than predetermined water temperature；
If the actual water temperature is more than the predetermined water temperature, controls the water pump out of service, otherwise control the water pump
Run with the default water pump peak power.
2. the fault handling method of electromotor cooling system according to claim 1, it is characterised in that the fan it is other
Failure includes the loss of power failure of the stall failure of fan, the short trouble of fan, the controller failure of fan and fan.
3. the fault handling method of electromotor cooling system according to claim 1, it is characterised in that also include：
If the water pump has failure, the fault type of water pump is determined according to failure code；
If the fault type is the electrical system overheating fault of water pump and/or the overcurrent fault of water pump, described in control
Water pump limits Power operation, and controls the fan to be run with default fan peak power；
If the fault type, which is the dry of water pump, turns failure and/or the overvoltage failure of water pump, the water pump and institute are controlled
It is out of service to state fan；
If the fault type is the too low failure of coolant temperature of water pump, the water pump limit Power operation is controlled, and control
Make the fan normal operation.
4. the fault handling method of the electromotor cooling system according to claim any one of 1-3, it is characterised in that also wrap
Include：
If the fan and the water pump have failure, control the fan and the water pump out of service, and to institute
State motor driven systems and send indication signal so that the motor driven systems enter limit power mode of operation.
5. the fault handling method of electromotor cooling system according to claim 3, it is characterised in that also include：
When the fan or the water pump have failure, the trouble duration of the fan or the water pump is recorded；
If the duration is more than the scheduled time, vehicle parking prompting is sent, otherwise sends repair prompt.
6. a kind of fault processing system of electromotor cooling system, it is characterised in that the electromotor cooling system includes fan and water
Pump, the fault processing system include：
Detection module, it whether there is failure for detecting the electromotor cooling system；
Fault type determining module, for when the fan has failure, the fault type of fan to be determined according to failure code；
Processing module, for when the fault type is the electrical system overheating fault of fan, controlling the fan limit power
Operation, and control the water pump to be run with default water pump peak power, and in other failures that the fault type is fan
When, control the fan out of service, and whether the actual water temperature determined whether into motor driven systems is more than predetermined water
Temperature, and when the actual water temperature is more than the predetermined water temperature, controls the water pump out of service, otherwise control the water pump
Run with the default water pump peak power.
7. the fault processing system of electromotor cooling system according to claim 6, it is characterised in that the fan it is other
Failure includes the loss of power failure of the stall failure of fan, the short trouble of fan, the controller failure of fan and fan.
8. the fault processing system of electromotor cooling system according to claim 6, it is characterised in that fault type determines mould
Block is additionally operable to, when the water pump has failure, determine the fault type of water pump according to failure code, and the processing module is also used
When in the overcurrent fault of electrical system overheating fault and/or water pump that the fault type is water pump, the water pump is controlled
Power operation is limited, and controls the fan to be run with default fan peak power, and is the dry of water pump in the fault type
When turning the overvoltage failure of failure and/or water pump, control the water pump and the fan out of service, and in the failure classes
Type for water pump coolant temperature too low failure when, control the water pump limit Power operation, and control the fan normal operation.
9. the fault processing system of the electromotor cooling system according to claim any one of 6-8, it is characterised in that the place
Reason module is additionally operable to, when the fan and the water pump have failure, control the fan and the water pump out of service,
And indication signal is sent so that the motor driven systems enter limit power mode of operation to the motor driven systems.
A kind of 10. vehicle, it is characterised in that including：The failure of electromotor cooling system according to claim any one of 6-9
Processing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610972824.4A CN107472026A (en) | 2016-10-28 | 2016-10-28 | Fault handling method, system and the vehicle of electromotor cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610972824.4A CN107472026A (en) | 2016-10-28 | 2016-10-28 | Fault handling method, system and the vehicle of electromotor cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107472026A true CN107472026A (en) | 2017-12-15 |
Family
ID=60593951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610972824.4A Pending CN107472026A (en) | 2016-10-28 | 2016-10-28 | Fault handling method, system and the vehicle of electromotor cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107472026A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108427993A (en) * | 2018-01-18 | 2018-08-21 | 海尔优家智能科技（北京）有限公司 | A kind of automatic repair method of equipment, device, medium and equipment |
| CN111267619A (en) * | 2020-02-29 | 2020-06-12 | 北汽（常州）汽车有限公司 | New energy automobile cooling fan control method |
| CN111384466A (en) * | 2018-12-29 | 2020-07-07 | 广州汽车集团股份有限公司 | Water pump fault processing method and system in power battery thermal management system |
| CN114771554A (en) * | 2022-04-29 | 2022-07-22 | 中国第一汽车股份有限公司 | Method and apparatus for diagnosing drive power limit failure |
| CN115159025A (en) * | 2022-07-18 | 2022-10-11 | 天地(榆林)开采工程技术有限公司 | Control method and device of belt conveyor and belt conveyor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201396303Y (en) * | 2009-05-18 | 2010-02-03 | 瑞安市日正汽车部件有限公司 | Intelligent radiator fan controller |
| WO2012152913A2 (en) * | 2011-05-12 | 2012-11-15 | Cnh Italia Spa | Engine cooling fan speed control system |
| CN103273837A (en) * | 2013-06-14 | 2013-09-04 | 东风汽车公司 | Cooling system for automobile and control method thereof |
| CN104808719A (en) * | 2015-03-12 | 2015-07-29 | 北京长安汽车工程技术研究有限责任公司 | Temperature control system and method |
| CN204956083U (en) * | 2015-08-21 | 2016-01-13 | 简式国际汽车设计（北京）有限公司 | Cooling system and electric automobile |
-
2016
- 2016-10-28 CN CN201610972824.4A patent/CN107472026A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201396303Y (en) * | 2009-05-18 | 2010-02-03 | 瑞安市日正汽车部件有限公司 | Intelligent radiator fan controller |
| WO2012152913A2 (en) * | 2011-05-12 | 2012-11-15 | Cnh Italia Spa | Engine cooling fan speed control system |
| CN103273837A (en) * | 2013-06-14 | 2013-09-04 | 东风汽车公司 | Cooling system for automobile and control method thereof |
| CN104808719A (en) * | 2015-03-12 | 2015-07-29 | 北京长安汽车工程技术研究有限责任公司 | Temperature control system and method |
| CN204956083U (en) * | 2015-08-21 | 2016-01-13 | 简式国际汽车设计（北京）有限公司 | Cooling system and electric automobile |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108427993A (en) * | 2018-01-18 | 2018-08-21 | 海尔优家智能科技（北京）有限公司 | A kind of automatic repair method of equipment, device, medium and equipment |
| CN108427993B (en) * | 2018-01-18 | 2020-11-10 | 海尔优家智能科技（北京）有限公司 | Automatic equipment maintenance method, device, medium and equipment |
| CN111384466A (en) * | 2018-12-29 | 2020-07-07 | 广州汽车集团股份有限公司 | Water pump fault processing method and system in power battery thermal management system |
| CN111384466B (en) * | 2018-12-29 | 2020-12-08 | 广州汽车集团股份有限公司 | Water pump fault processing method and system in power battery thermal management system |
| CN111267619A (en) * | 2020-02-29 | 2020-06-12 | 北汽（常州）汽车有限公司 | New energy automobile cooling fan control method |
| CN111267619B (en) * | 2020-02-29 | 2023-07-25 | 北汽重型汽车有限公司 | New energy automobile cooling fan control method |
| CN114771554A (en) * | 2022-04-29 | 2022-07-22 | 中国第一汽车股份有限公司 | Method and apparatus for diagnosing drive power limit failure |
| CN115159025A (en) * | 2022-07-18 | 2022-10-11 | 天地(榆林)开采工程技术有限公司 | Control method and device of belt conveyor and belt conveyor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107472026A (en) | Fault handling method, system and the vehicle of electromotor cooling system | |
| KR101371854B1 (en) | Electric leakage diagnosis apparatus for vehicle using insulation resistance sensor, and control method thereof | |
| US8779698B2 (en) | Automatic variable speed motor drive bypass | |
| US6422331B1 (en) | Hybrid vehicle | |
| US9057750B2 (en) | Test of a testing device for determining a voltage state of a high-voltage vehicle electrical system | |
| CN108016297A (en) | Fault handling method, motor driven systems and the vehicle of motor driven systems | |
| CN114361536B (en) | Fault processing method and device for fuel cell system | |
| CN107084514B (en) | Device for air conditioning system pressure protection and air conditioning system | |
| JP3919472B2 (en) | Internal combustion engine control device for vehicle | |
| CN105484846A (en) | Cooling system of hybrid electric vehicle and method for controlling the same | |
| JP6608767B2 (en) | Vehicle control device | |
| CN114593034B (en) | Current abnormality protection method and device, storage medium and electronic equipment | |
| CN104213979B (en) | For the engine control system of mobile machine | |
| JP7181416B2 (en) | Discharge control circuit and power converter | |
| AU2004201018B2 (en) | Compressed air system utilizing a motor slip parameter | |
| US10908624B2 (en) | Method for managing over-temperature excursions in a failed-fixed control system | |
| CN113799608B (en) | Method, device, medium and equipment for controlling switching of working modes of motor drive system | |
| JP2020054165A (en) | Control device of electric vehicle | |
| KR102063514B1 (en) | Control apparatus and method of cooling fan motor | |
| KR101734577B1 (en) | Electric Vehicle Cooling System and Operation Method thereof | |
| CN115053067A (en) | Method for operating an electric air compressor assembly | |
| CN113270848B (en) | Trigger control method and device for fault protection of target circuit, controller and power supply | |
| CN110686546B (en) | Control method of electric assembly heat exchange system, electric assembly heat exchange system and vehicle | |
| CN118665179A (en) | Motor cooling oil pump fault processing method and device and vehicle | |
| CN117162736A (en) | Fault processing method, device and processor for thermosensitive component in vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171215 |
|
| RJ01 | Rejection of invention patent application after publication |