CN114673617B - Method and device for monitoring working state of starter and vehicle - Google Patents
Method and device for monitoring working state of starter and vehicle Download PDFInfo
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- CN114673617B CN114673617B CN202210284558.1A CN202210284558A CN114673617B CN 114673617 B CN114673617 B CN 114673617B CN 202210284558 A CN202210284558 A CN 202210284558A CN 114673617 B CN114673617 B CN 114673617B
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- 239000007858 starting material Substances 0.000 title claims abstract description 117
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 230000005856 abnormality Effects 0.000 claims abstract description 37
- 230000007613 environmental effect Effects 0.000 claims abstract description 23
- 230000002159 abnormal effect Effects 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000010705 motor oil Substances 0.000 claims description 9
- 238000012806 monitoring device Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/10—Safety devices
- F02N11/108—Safety devices for diagnosis of the starter or its components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N2200/00—Parameters used for control of starting apparatus
- F02N2200/12—Parameters used for control of starting apparatus said parameters being related to the vehicle exterior
- F02N2200/122—Atmospheric temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The application provides a method and a device for monitoring the working state of a starter and a vehicle, wherein the method comprises the following steps: acquiring a plurality of groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises a start time of cold start of the engine and an environmental temperature of the engine during cold start in a one-to-one correspondence manner; determining part of cold start data as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference; and under the condition that the target average value is larger than the starting time threshold value, sending working state abnormality information, wherein the working state abnormality information is used for prompting the abnormal working state of the starter, and the target average value is the average value of the starting time of the target cold starting data with a preset quantity. The method solves the problem that the service life of the starter is low due to the fact that the working state of the starter cannot be monitored in the prior art.
Description
Technical Field
The application relates to the technical field of engines, in particular to a method and a device for monitoring the working state of a starter, a computer readable storage medium, a processor and a vehicle.
Background
At present, the starter of the engine only performs part inspection after a fault is reported or the engine cannot be started. The problem of the starter is generally found, and the starter is directly replaced, so that the economic loss of a user is caused.
The above information disclosed in the background section is only for enhancement of understanding of the background art from the technology described herein and, therefore, may contain some information that does not form the prior art that is already known in the country to a person of ordinary skill in the art.
Disclosure of Invention
The application mainly aims to provide a method and a device for monitoring the working state of a starter, a computer readable storage medium, a processor and a vehicle, so as to solve the problem that the service life of the starter is low because the working state of the starter cannot be monitored in the prior art.
According to an aspect of the embodiment of the present application, there is provided a method for monitoring a working state of a starter, including: acquiring a plurality of groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner; determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference; and sending working state abnormality information when a target average value is larger than a starting time threshold value, wherein the working state abnormality information is used for prompting the abnormal working state of the starter, and the target average value is an average value of starting time of a preset number of target cold starting data.
Optionally, acquiring cold start data of the engine to which the starter belongs includes: acquiring a plurality of groups of starting data of the engine, wherein each group of starting data comprises water temperature at the time of starting the engine, engine oil temperature at the time of starting the engine, starting time at the time of starting the engine and environmental temperature at the time of starting the engine; and under the condition that the first difference value and the second difference value are smaller than a second preset temperature difference, determining that the starting data are the cold starting data, wherein the first difference value is the difference value between the water temperature and the environment temperature, and the second difference value is the difference value between the engine oil temperature and the environment temperature.
Optionally, acquiring start data of the engine includes: and calculating the time from the power-on of the engine to the time when the rotating speed of the engine reaches the preset rotating speed, and obtaining the starting time.
Optionally, determining target cold start data according to the cold start data includes: dividing the working temperature range of the starter into a plurality of environment temperature intervals; determining the starting time threshold according to the environmental temperature interval, wherein the environmental temperature interval corresponds to the starting time threshold one by one; and determining the cold start data of which the ambient temperature is in a target ambient temperature interval as the target cold start data, wherein the target ambient temperature interval is any one ambient temperature interval.
Optionally, in a case where the target average value is greater than the start time threshold, sending the abnormal information of the working state includes: calculating the average value of the starting time of the preset number of the target cold start data to obtain the target average value; and sending the abnormal information of the working state under the condition that the target average value is larger than a target starting time threshold value, wherein the target starting time threshold value is the starting time threshold value corresponding to the target environment temperature interval.
Optionally, determining the start-up time threshold according to the ambient temperature interval includes: obtaining multiple groups of cold start data of a target historical time period, namely a time period of a preset time length from the updated starter, to obtain multiple groups of reference cold start data; and determining the maximum starting time in various target reference cold starting data as the starting time threshold corresponding to the environment temperature interval, wherein the target reference cold starting data is the reference cold starting data with the environment temperature in the environment temperature interval.
According to another aspect of the embodiment of the present application, there is also provided a device for monitoring a working state of a starter, including: the system comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit acquires a plurality of groups of cold start data of an engine to which a starter belongs, and each group of cold start data at least comprises a start time of the cold start of the engine and an environment temperature of the cold start of the engine in a one-to-one correspondence manner; the determining unit is used for determining that the cold start data of part of groups are target cold start data, and the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference; and the sending unit is used for sending working state abnormality information when the target average value is larger than a starting time threshold value, wherein the working state abnormality information is used for prompting the abnormal working state of the starter, and the target average value is the average value of the starting time of the target cold starting data in a preset quantity.
According to still another aspect of the embodiments of the present application, there is also provided a computer-readable storage medium including a stored program, wherein the program performs any one of the methods.
According to yet another aspect of the embodiments of the present application, there is further provided a processor, where the processor is configured to execute a program, where the program executes any one of the methods.
According to an aspect of an embodiment of the present application, there is also provided a vehicle including: an engine, one or more processors, memory, and one or more programs, the engine comprising a starter, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs comprising instructions for performing any of the methods of claims.
In the method for monitoring the working state of the starter, firstly, multiple groups of cold start data of an engine to which the starter belongs are obtained, and each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner; then, determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference; and finally, when the target average value is larger than the starting time threshold value, sending working state abnormality information, wherein the working state abnormality information is used for prompting the working state abnormality of the starter, and the target average value is the average value of the starting time of the target cold starting data with a preset quantity. According to the method, the starting time of cold starting with similar ambient temperature during starting is obtained, the average value of the preset number of starting times is calculated, when the average value is larger than the starting time threshold value, the working efficiency reduction of the starter can be determined, abnormal working state information is sent, a user is prompted to overhaul the starter, the service life of the starter is prolonged, and the problem that the service life of the starter is low due to the fact that the working state of the starter cannot be monitored in the prior art is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
fig. 1 shows a flowchart of a method of monitoring an operating state of a starter according to an embodiment of the present application;
fig. 2 is a flowchart showing a method of monitoring an operating state of a starter according to another embodiment of the present application;
fig. 3 shows a schematic view of a monitoring device of an operating state of a starter according to an embodiment of the present application.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Furthermore, in the description and in the claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
For convenience of description, the following will describe some terms or terminology involved in the embodiments of the present application:
and (3) a starter: the engine is driven to operate to a specific rotation speed by power supply, so that diesel oil in the engine is compression-ignited, and the engine is started normally.
As described in the background art, in order to solve the above-mentioned problem, in an exemplary embodiment of the present application, a method, a device, a computer readable storage medium, a processor and a vehicle for monitoring an operating state of a starter are provided.
According to an embodiment of the application, a method for monitoring a working state of a starter is provided.
Fig. 1 is a flowchart of a method of monitoring an operating state of a starter according to an embodiment of the present application. As shown in fig. 1, the method comprises the steps of:
step S101, obtaining a plurality of groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an ambient temperature of the cold start of the engine in a one-to-one correspondence manner;
step S102, determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference;
step S103, when the target average value is greater than the start time threshold value, sending operation state abnormality information, where the operation state abnormality information is used to indicate that the operation state of the starter is abnormal, and the target average value is an average value of the start times of the predetermined number of target cold start data.
In the method for monitoring the working state of the starter, firstly, multiple groups of cold start data of an engine to which the starter belongs are obtained, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner; then, determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference; and finally, when the target average value is larger than the starting time threshold value, sending working state abnormality information, wherein the working state abnormality information is used for prompting the working state abnormality of the starter, and the target average value is the average value of the starting time of the target cold starting data with a preset quantity. According to the method, the starting time of cold starting with similar ambient temperature during starting is obtained, the average value of the preset number of starting times is calculated, when the average value is larger than the starting time threshold value, the working efficiency reduction of the starter can be determined, abnormal working state information is sent, a user is prompted to overhaul the starter, the service life of the starter is prolonged, and the problem that the service life of the starter is low due to the fact that the working state of the starter cannot be monitored in the prior art is solved.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer executable instructions, and that although a logical order is illustrated in the flowcharts, in some cases the steps illustrated or described may be performed in an order other than that illustrated herein.
In one embodiment of the present application, obtaining cold start data of an engine to which a starter belongs includes: acquiring a plurality of sets of starting data of the engine, wherein each set of starting data comprises a water temperature at the time of starting the engine, an engine oil temperature at the time of starting the engine, a starting time at the time of starting the engine and an environment temperature at the time of starting the engine; and determining that the start data is the cold start data under the condition that the first difference value and the second difference value are smaller than a second preset temperature difference, wherein the first difference value is the difference value between the water temperature and the environment temperature, and the second difference value is the difference value between the engine oil temperature and the environment temperature. In this embodiment, the cold start of the engine is a start after the engine is stopped and is left for a period of time to be completely cooled, if the engine is not cold start, friction torque in the engine operation is different, and start time of each start of the engine at the same ambient temperature is different, start data of which the first difference value and the second difference value are smaller than the second predetermined temperature difference are determined as cold start data, that is, temperature difference between water temperature and engine oil temperature at the start and ambient temperature is smaller than the second predetermined temperature difference respectively, the start data can be determined as the cold start data, and the obtained start time is ensured as start time at the cold start of the engine.
In one embodiment of the present application, obtaining the start data of the engine includes: and calculating the time for powering up the engine until the rotating speed of the engine reaches a preset rotating speed, and obtaining the starting time. In this embodiment, as shown in fig. 2, by the start-up time of the engine, irrespective of the influence of the engine fuel injection combustion, only the starter performance is considered, and therefore, the start-up time of the engine is recorded by calculating the time when the engine speed reaches a predetermined speed from zero at each cold start of the engine.
In one embodiment of the present application, determining target cold start data according to the cold start data includes: dividing the working temperature range of the starter into a plurality of environment temperature intervals; determining the starting time threshold according to the environmental temperature interval, wherein the environmental temperature interval corresponds to the starting time threshold one by one; and determining the cold start data of which the ambient temperature is within a target ambient temperature interval as the target cold start data, wherein the target ambient temperature interval is any one of the ambient temperature intervals. In this embodiment, the start time is greatly affected by the ambient temperature, and the start times are different in different ambient temperatures, so that the operating temperature range of the starter is divided into a plurality of ambient temperature intervals, the threshold value of the start time corresponding to each ambient temperature interval is determined, and the start time with similar ambient temperature is divided into the same ambient temperature interval by determining the target cold start data.
In one embodiment of the present application, when the target average value is greater than the start time threshold, sending abnormal information of the working state includes: calculating an average value of the start-up times of the predetermined number of the target cold start-up data to obtain the target average value; and when the target average value is larger than a target starting time threshold value, sending the abnormal working state information, wherein the target starting time threshold value is the starting time threshold value corresponding to the target environment temperature interval. In this embodiment, the average value of the start time of the predetermined number of target cold start data is calculated to obtain the average value of the start time in the same ambient temperature interval, and then the working state abnormality is determined when the target average value is greater than the target start time threshold, that is, when the average value of the start time in the same ambient temperature interval is greater than the start time threshold in the ambient temperature interval, the working state abnormality of the starter is determined, and it is required to be noted that the number of the start time in the same ambient temperature interval is up to the predetermined number, so as to avoid accidents and improve the accuracy of judging the working state.
In one embodiment of the present application, determining the start-up time threshold according to the ambient temperature interval includes: acquiring a plurality of groups of cold start data of a target historical time period, namely a time period with a preset time length from the updated starter, to obtain a plurality of groups of reference cold start data; and determining the maximum starting time in various target reference cold starting data as the starting time threshold corresponding to the environment temperature interval, wherein the target reference cold starting data is the reference cold starting data with the environment temperature in the environment temperature interval. In this embodiment, the obtained multiple sets of reference cold start data are cold start data when the starter is in a normal working state, and the maximum start time in the target reference cold start data is determined as a start time threshold corresponding to an ambient temperature interval, so that the start time threshold corresponding to each ambient temperature interval is determined when the starter is in the normal working state.
The embodiment of the application also provides a device for monitoring the working state of the starter, and the device for monitoring the working state of the starter can be used for executing the method for monitoring the working state of the starter. The following describes a device for monitoring the working state of a starter provided by the embodiment of the application.
Fig. 3 is a schematic view of a monitoring device for an operating state of a starter according to an embodiment of the present application. As shown in fig. 3, the apparatus includes:
an acquisition unit 10 for acquiring a plurality of sets of cold start data of an engine to which a starter belongs, wherein each set of cold start data at least comprises a start time of the cold start of the engine and an ambient temperature of the cold start of the engine in a one-to-one correspondence;
a determining unit 20 configured to determine that the cold start data of a part of the groups is target cold start data, and a difference between the ambient temperatures of any two groups of the target cold start data is smaller than a first predetermined temperature difference among all the target cold start data;
and a transmitting unit 30 configured to transmit operation state abnormality information for presenting an operation state abnormality of the starter when a target average value, which is an average value of the start times of the predetermined number of target cold start data, is greater than a start time threshold value.
In the monitoring device for the working state of the starter, an acquisition unit acquires a plurality of groups of cold start data of an engine to which the starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner; the determining unit is used for determining that part of the cold start data are target cold start data, and the difference value of the ambient temperatures of any two groups of target cold start data is smaller than a first preset temperature difference in all the target cold start data; and a transmitting unit configured to transmit operating state abnormality information for prompting an operating state abnormality of the starter when a target average value, which is an average value of the start times of a predetermined number of the target cold start data, is greater than a start time threshold value. The device calculates the average value of the starting time of the preset quantity by acquiring the starting time of the cold starting with similar ambient temperature during starting, can determine the working efficiency reduction of the starter when the average value is larger than the starting time threshold value, sends abnormal information of the working state, prompts a user to overhaul the starter, improves the service life of the starter, and solves the problem that the service life of the starter is low due to the fact that the working state of the starter cannot be monitored in the prior art.
In one embodiment of the present application, the acquiring unit includes an acquiring module and a first determining module, where the acquiring module is configured to acquire a plurality of sets of start data of the engine, and each set of start data includes a water temperature at the time of starting the engine, an oil temperature at the time of starting the engine, a start time at the time of starting the engine, and an ambient temperature at the time of starting the engine; the first determining module is configured to determine that the start data is the cold start data when both a first difference and a second difference are smaller than a second predetermined temperature difference, where the first difference is a difference between the water temperature and the ambient temperature, and the second difference is a difference between the oil temperature and the ambient temperature. In this embodiment, the cold start of the engine is a start after the engine is stopped and is left for a period of time to be completely cooled, if the engine is not cold start, friction torque in the engine operation is different, and start time of each start of the engine at the same ambient temperature is different, start data of which the first difference value and the second difference value are smaller than the second predetermined temperature difference are determined as cold start data, that is, temperature difference between water temperature and engine oil temperature at the start and ambient temperature is smaller than the second predetermined temperature difference respectively, the start data can be determined as the cold start data, and the obtained start time is ensured as start time at the cold start of the engine.
In an embodiment of the present application, the obtaining unit includes a first calculating module, where the first calculating module is configured to calculate a time from when the engine is powered up to when a rotational speed of the engine reaches a predetermined rotational speed, so as to obtain the start time. In this embodiment, as shown in fig. 2, by the start-up time of the engine, irrespective of the influence of the engine fuel injection combustion, only the starter performance is considered, and therefore, the start-up time of the engine is recorded by calculating the time when the engine speed reaches a predetermined speed from zero at each cold start of the engine.
In one embodiment of the present application, the determining unit includes a classification module, a second determining module, and a third determining module, where the classification module is configured to divide an operating temperature range of the starter into a plurality of ambient temperature intervals; the second determining module is configured to determine the starting time threshold according to the ambient temperature interval, where the ambient temperature interval corresponds to the starting time threshold one by one; the third determining module is configured to determine the cold start data, in which the ambient temperature is within a target ambient temperature range, as the target cold start data, where the target ambient temperature range is any one of the ambient temperature ranges. In this embodiment, the start time is greatly affected by the ambient temperature, and the start times are different in different ambient temperatures, so that the operating temperature range of the starter is divided into a plurality of ambient temperature intervals, the threshold value of the start time corresponding to each ambient temperature interval is determined, and the start time with similar ambient temperature is divided into the same ambient temperature interval by determining the target cold start data.
In one embodiment of the present application, the sending unit includes a second calculating module and a sending module, where the second calculating module is configured to calculate an average value of the start times of the predetermined number of the target cold start data to obtain the target average value; the sending module is configured to send the operating state abnormality information when the target average value is greater than a target start time threshold, where the target start time threshold is the start time threshold corresponding to the target ambient temperature interval. In this embodiment, the average value of the start time of the predetermined number of target cold start data is calculated to obtain the average value of the start time in the same ambient temperature interval, and then the working state abnormality is determined when the target average value is greater than the target start time threshold, that is, when the average value of the start time in the same ambient temperature interval is greater than the start time threshold in the ambient temperature interval, the working state abnormality of the starter is determined, and it is required to be noted that the number of the start time in the same ambient temperature interval is up to the predetermined number, so as to avoid accidents and improve the accuracy of judging the working state.
In one embodiment of the present application, the second determining module includes an obtaining sub-module and a determining sub-module, where the obtaining module is configured to obtain multiple sets of the cold start data in a target historical time period, and obtain multiple sets of reference cold start data, where the target historical time period is a time period of a predetermined time length from when the starter is updated; the determining module is configured to determine a maximum start time of the plurality of types of target reference cold start data as the start time threshold corresponding to the ambient temperature interval, where the target reference cold start data is the reference cold start data whose ambient temperature is within the ambient temperature interval. In this embodiment, the obtained multiple sets of reference cold start data are cold start data when the starter is in a normal working state, and the maximum start time in the target reference cold start data is determined as a start time threshold corresponding to an ambient temperature interval, so that the start time threshold corresponding to each ambient temperature interval is determined when the starter is in the normal working state.
The monitoring device for the working state of the starter comprises a processor and a memory, wherein the acquisition unit, the determination unit, the sending unit and the like are all stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.
The processor includes a kernel, and the kernel fetches the corresponding program unit from the memory. The inner core can be provided with one or more than one, and the problem that the service life of the starter is low because the working state of the starter cannot be monitored in the prior art is solved by adjusting the parameters of the inner core.
The memory may include volatile memory, random Access Memory (RAM) and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flashRAM), among other forms in computer readable media, the memory including at least one memory chip.
The embodiment of the application provides a computer readable storage medium, wherein a program is stored in the computer readable storage medium, and the program is executed by a processor to realize the method for monitoring the working state of a starter.
The embodiment of the application provides a processor, which is used for running a program, wherein the monitoring method of the working state of a starter is executed when the program runs.
An embodiment of the present application provides a vehicle including: an engine, one or more processors, a memory, and one or more programs, the engine comprising a starter, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs including instructions for performing any of the methods, the processors implementing at least the following steps when executing the programs:
step S101, obtaining a plurality of groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an ambient temperature of the cold start of the engine in a one-to-one correspondence manner;
step S102, determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference;
step S103, when the target average value is greater than the start time threshold value, sending operation state abnormality information, where the operation state abnormality information is used to indicate that the operation state of the starter is abnormal, and the target average value is an average value of the start times of the predetermined number of target cold start data.
The device herein may be a server, PC, PAD, cell phone, etc.
The application also provides a computer program product adapted to perform, when executed on a data processing device, a program initialized with at least the following method steps:
step S101, obtaining a plurality of groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an ambient temperature of the cold start of the engine in a one-to-one correspondence manner;
step S102, determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference;
step S103, when the target average value is greater than the start time threshold value, sending operation state abnormality information, where the operation state abnormality information is used to indicate that the operation state of the starter is abnormal, and the target average value is an average value of the start times of the predetermined number of target cold start data.
In the foregoing embodiments of the present application, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
In the several embodiments provided in the present application, it should be understood that the disclosed technology may be implemented in other manners. The above-described embodiments of the apparatus are merely exemplary, and the division of the units may be a logic function division, and there may be another division manner when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some interfaces, units or modules, or may be in electrical or other forms.
The units described above as separate components may or may not be physically separate, and components shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units described above, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer-readable storage medium. Based on such understanding, the technical solution of the present application may be embodied in essence or a part contributing to the prior art or all or part of the technical solution in the form of a software product stored in a computer readable storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a server or a network device, etc.) to perform all or part of the steps of the above-mentioned methods of the various embodiments of the present application. And the aforementioned computer-readable storage medium includes: a U-disk, a Read-only memory (ROM), a random access memory (RAM, randomAccessMemory), a removable hard disk, a magnetic disk, or an optical disk, or other various media capable of storing program codes.
From the above description, it can be seen that the above embodiments of the present application achieve the following technical effects:
1) In the method for monitoring the working state of the starter, firstly, a plurality of groups of cold start data of an engine to which the starter belongs are obtained, and each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner; then, determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference; and finally, when the target average value is larger than the starting time threshold value, sending working state abnormality information, wherein the working state abnormality information is used for prompting the working state abnormality of the starter, and the target average value is the average value of the starting time of the target cold starting data with a preset quantity. According to the method, the starting time of cold starting with similar ambient temperature during starting is obtained, the average value of the preset number of starting times is calculated, when the average value is larger than the starting time threshold value, the working efficiency reduction of the starter can be determined, abnormal working state information is sent, a user is prompted to overhaul the starter, the service life of the starter is prolonged, and the problem that the service life of the starter is low due to the fact that the working state of the starter cannot be monitored in the prior art is solved.
2) In the monitoring device for the working state of the starter, the acquisition unit acquires a plurality of groups of cold start data of the engine to which the starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner; the determining unit is used for determining that part of the cold start data are target cold start data, and the difference value of the ambient temperatures of any two groups of target cold start data is smaller than a first preset temperature difference in all the target cold start data; and a transmitting unit configured to transmit operating state abnormality information for prompting an operating state abnormality of the starter when a target average value, which is an average value of the start times of a predetermined number of the target cold start data, is greater than a start time threshold value. The device calculates the average value of the starting time of the preset quantity by acquiring the starting time of the cold starting with similar ambient temperature during starting, can determine the working efficiency reduction of the starter when the average value is larger than the starting time threshold value, sends abnormal information of the working state, prompts a user to overhaul the starter, improves the service life of the starter, and solves the problem that the service life of the starter is low due to the fact that the working state of the starter cannot be monitored in the prior art.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (7)
1. A method for monitoring an operating state of a starter, comprising:
acquiring a plurality of groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises a start time of the cold start of the engine and an environmental temperature of the cold start of the engine in a one-to-one correspondence manner;
determining the cold start data of part of groups as target cold start data, wherein the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference;
and sending working state abnormality information when a target average value is greater than a starting time threshold value, wherein the working state abnormality information is used for prompting the abnormal working state of the starter, the target average value is an average value of starting times of a preset number of target cold starting data, and the determining the target cold starting data according to the cold starting data comprises the following steps: dividing the working temperature range of the starter into a plurality of environment temperature intervals; determining the starting time threshold according to the environmental temperature interval, wherein the environmental temperature interval corresponds to the starting time threshold one by one; determining the cold start data of the environment temperature in a target environment temperature interval as the target cold start data, wherein the target environment temperature interval is any one of the environment temperature intervals, and determining the start time threshold according to the environment temperature interval comprises the following steps: obtaining multiple groups of cold start data of a target historical time period, namely a time period of a preset time length from the updated starter, to obtain multiple groups of reference cold start data; determining the maximum starting time in various target reference cold starting data as the starting time threshold corresponding to the environmental temperature interval, wherein the target reference cold starting data is the reference cold starting data with the environmental temperature in the environmental temperature interval, and acquiring the cold starting data of the engine to which the starter belongs, and the method comprises the following steps: acquiring a plurality of groups of starting data of the engine, wherein each group of starting data comprises water temperature at the time of starting the engine, engine oil temperature at the time of starting the engine, starting time at the time of starting the engine and environmental temperature at the time of starting the engine; and under the condition that the first difference value and the second difference value are smaller than a second preset temperature difference, determining that the starting data are the cold starting data, wherein the first difference value is the difference value between the water temperature and the environment temperature, and the second difference value is the difference value between the engine oil temperature and the environment temperature.
2. The method of claim 1, wherein obtaining start-up data for the engine comprises:
and calculating the time from the power-on of the engine to the time when the rotating speed of the engine reaches the preset rotating speed, and obtaining the starting time.
3. The method of claim 1, wherein transmitting the operating condition anomaly information if the target average is greater than a start-up time threshold comprises:
calculating the average value of the starting time of the preset number of the target cold start data to obtain the target average value;
and sending the abnormal information of the working state under the condition that the target average value is larger than a target starting time threshold value, wherein the target starting time threshold value is the starting time threshold value corresponding to the target environment temperature interval.
4. A monitoring device for an operating state of a starter, comprising:
the system comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit acquires a plurality of groups of cold start data of an engine to which a starter belongs, and each group of cold start data at least comprises a start time of the cold start of the engine and an environment temperature of the cold start of the engine in a one-to-one correspondence manner;
the determining unit is used for determining that the cold start data of part of groups are target cold start data, and the difference value of the ambient temperatures of any two groups of target cold start data in all the target cold start data is smaller than a first preset temperature difference;
the device comprises a transmitting unit, a determining unit and a judging unit, wherein the transmitting unit is used for transmitting working state abnormality information when a target average value is larger than a starting time threshold value, the working state abnormality information is used for prompting the working state abnormality of the starter, the target average value is the average value of starting time of a preset number of target cold starting data, and the determining unit comprises a classifying module, a second determining module and a third determining module, wherein the classifying module is used for dividing the working temperature range of the starter into a plurality of environment temperature intervals; the second determining module is used for determining the starting time threshold according to the ambient temperature interval, and the ambient temperature interval corresponds to the starting time threshold one by one; the third determining module is configured to determine the cold start data of the environmental temperature within a target environmental temperature interval as the target cold start data, where the target environmental temperature interval is any one of the environmental temperature intervals, and the second determining module includes an obtaining sub-module and a determining sub-module, where the obtaining module is configured to obtain multiple sets of cold start data of a target historical time period, and obtain multiple sets of reference cold start data, where the target historical time period is a time period of a predetermined time length that begins after the starter is updated; the determining module is configured to determine the starting time that is the largest among multiple target reference cold start data as the starting time threshold corresponding to the ambient temperature interval, where the target reference cold start data is the reference cold start data whose ambient temperature is in the ambient temperature interval, and the acquiring unit includes an acquiring module and a first determining module, where the acquiring module is configured to acquire multiple sets of starting data of the engine, where each set of starting data includes a water temperature at the time of starting the engine, an engine oil temperature at the time of starting the engine, and an ambient temperature at the time of starting the engine; the first determining module is configured to determine that the start data is the cold start data when both a first difference value and a second difference value are smaller than a second predetermined temperature difference, where the first difference value is a difference value between the water temperature and the ambient temperature, and the second difference value is a difference value between the oil temperature and the ambient temperature.
5. A computer readable storage medium, characterized in that the computer readable storage medium comprises a stored program, wherein the program performs the method of any one of claims 1 to 3.
6. A processor for running a program, wherein the program when run performs the method of any one of claims 1 to 3.
7. A vehicle, characterized by comprising: an engine, one or more processors, memory, and one or more programs, the engine comprising a starter, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs comprising instructions for performing the method of any of claims 1-3.
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