CN114673617A - 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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- CN114673617A CN114673617A CN202210284558.1A CN202210284558A CN114673617A CN 114673617 A CN114673617 A CN 114673617A CN 202210284558 A CN202210284558 A CN 202210284558A CN 114673617 A CN114673617 A CN 114673617A
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- 239000007858 starting material Substances 0.000 title claims abstract description 117
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 230000002159 abnormal effect Effects 0.000 claims abstract description 42
- 230000007613 environmental effect Effects 0.000 claims abstract description 13
- 239000010705 motor oil Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000012806 monitoring device Methods 0.000 claims description 6
- 230000004913 activation Effects 0.000 claims 1
- 230000005856 abnormality Effects 0.000 description 8
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- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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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)
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- Combustion & Propulsion (AREA)
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- 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 multiple groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises one-to-one corresponding start time of the cold start of the engine and the ambient temperature of the engine during the cold start; determining cold start data of the partial group as target cold start data, wherein the difference value of the environmental 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 abnormal information under the condition that the target average value is greater than the starting time threshold, wherein the working state abnormal information is used for prompting the working state of the starter to be abnormal, and the target average value is the average value of the starting time of the preset number of target cold starting data. The method solves the problem that the service life of the starter is short because 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 needs to check parts after reporting a fault or the engine cannot be started. The starter problem is generally found out, and the starter is directly replaced, so that economic losses of users are caused.
The above information disclosed in this background section is only for enhancement of understanding of the background of the technology described herein and, therefore, certain information may be included in the background that does not form the prior art that is already known in this country to a person of ordinary skill in the art.
Disclosure of Invention
The main purpose of the present application is to provide a method, a device, a computer-readable storage medium, a processor, and a vehicle for monitoring a working state of a starter, so as to solve 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.
According to an aspect of an embodiment of the present invention, there is provided a method for monitoring an operating state of a starter, including: acquiring multiple groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises start time of cold start of the engine and ambient temperature of the engine during cold start in a one-to-one correspondence manner; determining the cold start data of the partial group as target cold start data, wherein the difference value of the environmental 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 abnormal information under the condition that the target average value is larger than a starting time threshold, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of the target cold starting data of a preset number.
Optionally, the acquiring cold start data of the engine to which the starter belongs includes: acquiring multiple groups of starting data of the engine, wherein each group of starting data comprises water temperature when the engine is started, engine oil temperature when the engine is started, starting time when the engine is started and environment temperature when the engine is started; and under the condition that both the first difference and the second difference are smaller than a second preset temperature difference, determining the starting data as the cold starting data, wherein the first difference is the difference between the water temperature and the environment temperature, and the second difference is the difference between the engine oil temperature and the environment temperature.
Optionally, obtaining start-up data for the engine comprises: and calculating the time from the power-on of the engine to the rotation speed of the engine reaching the preset rotation speed to obtain 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 environment temperature interval, wherein the environment temperature interval corresponds to the starting time threshold one to one; and determining the cold start data with the environment temperature within 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.
Optionally, when the target average value is greater than the start time threshold, sending the abnormal operating state information includes: calculating the average value of the starting time of the preset number of the target cold starting data to obtain the target average value; and sending the abnormal working state information under the condition that the target average value is greater than a target starting time threshold, wherein the target starting time threshold is the starting time threshold corresponding to the target environment temperature interval.
Optionally, determining the start time threshold according to the environment temperature interval includes: acquiring multiple groups of cold start data of a target historical time period to obtain multiple groups of reference cold start data, wherein the target historical time period is a time period of a preset time length after the starter is updated; determining the maximum starting time in the multiple kinds of 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 of which the environment temperature is within the environment temperature interval.
According to another aspect of the embodiments of the present invention, there is also provided a device for monitoring an operating state of a starter, including: the device comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit is used for acquiring multiple groups of cold start data of an engine to which a starter belongs, and each group of cold start data at least comprises one-to-one corresponding start time of the cold start of the engine and the ambient temperature of the engine during the cold start; the determining unit is used for determining that the cold start data of the partial group is target cold start data, and the difference value of the environment temperature 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 abnormal information under the condition that the target average value is larger than a starting time threshold, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of a preset number of target cold starting data.
According to still another aspect of embodiments of the present invention, there is also provided a computer-readable storage medium including a stored program, wherein the program executes any one of the methods.
According to another aspect of the embodiments of the present invention, there is also provided a processor, configured to execute a program, where the program executes any one of the methods.
According to an aspect of an embodiment of the present invention, there is also provided a vehicle including: an engine comprising a starter, one or more processors, memory, and one or more programs, 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 the claims.
In the embodiment of the present invention, in the method for monitoring the working state of the starter, first, a plurality of sets of cold start data of an engine to which the starter belongs are obtained, where each set of cold start data at least includes a start time of cold start of the engine and an ambient temperature of the engine during cold start, which are in one-to-one correspondence; then, determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 a starting time threshold value, sending working state abnormal information, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of a preset number of target cold starting data. According to the method, the cold start starting time with the similar environmental 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 of the starter can be determined to be reduced, the working state abnormal 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 short due to the fact that the working state monitoring cannot be carried out on the starter in the prior art is solved.
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The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 shows a flow chart of a method of monitoring an operating state of a starter according to an embodiment of the present application;
FIG. 2 illustrates a flow chart of a method of monitoring an operating condition of a starter in accordance with another particular embodiment of the present application;
fig. 3 shows a schematic diagram of a monitoring device of an operating state of a starter according to an embodiment of the application.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. 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 example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
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. Also, in the specification and 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, some terms or expressions referred to in the embodiments of the present application are explained below:
a starter: the diesel oil compression ignition engine belongs to a part of the engine, and the engine is driven to operate above a specific rotating speed by supplying power, so that the diesel oil in the engine is compressed and ignited, and the engine is normally started.
As mentioned in the background of the invention, in order to solve the above problem, in the prior art, the service life of the starter is low due to the inability to monitor the working state of the starter, in an exemplary embodiment of the present application, a method, a device, a computer readable storage medium, a processor and a vehicle for monitoring the working state of the starter are provided.
According to the embodiment of the application, a method for monitoring the working state of the 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, acquiring multiple groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises one-to-one corresponding start time of the cold start of the engine and the ambient temperature of the engine during the cold start;
step S102, determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 is configured to transmit operating state abnormality information for prompting an abnormal operating state of the starter when a target average value is larger than a start time threshold, where the target average value is an average value of the start times of a predetermined number of the target cold start data.
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, wherein each group of cold start data at least comprises one-to-one corresponding starting time of cold start of the engine and the ambient temperature of the engine during cold start; then, determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 a starting time threshold value, sending working state abnormal information, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of a preset number of target cold starting data. According to the method, the starting time of cold starting with the similar environmental 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, the working efficiency of the starter can be determined to be reduced, the working state abnormal 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 short 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 different than here.
In one embodiment of the present application, acquiring cold start data of an engine to which a starter belongs includes: acquiring a plurality of groups of starting data of the engine, wherein each group of starting data comprises water temperature when the engine is started, engine oil temperature when the engine is started, starting time when the engine is started and environment temperature when the engine is started; and under the condition that a first difference value and a second difference value are both smaller than a second preset temperature difference value, determining the starting data to be 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. In the embodiment, the cold start of the engine is the start after the engine is left for a period of time and is completely cooled after the engine stops running, if the engine is not cold started, the friction torque in the running of the engine is different, the starting time of the engine at each start under the same ambient temperature is different, the starting data of which the first difference and the second difference are smaller than the second preset temperature difference are determined as cold start data, namely the temperature difference between the water temperature and the engine oil temperature at the start and the ambient temperature is smaller than the second preset temperature difference, the starting data can be determined as the cold start data, and the obtained starting time is ensured to be the starting time of the engine at the cold start.
In an embodiment of the present application, the acquiring the start data of the engine includes: and calculating the time from the power-on of the engine to the preset rotating speed of the engine to obtain the starting time. In this embodiment, as shown in fig. 2, the influence of the fuel injection combustion of the engine is not taken into account by the start time of the engine, and only the starter performance is taken into account, and therefore, the start time of the engine is recorded by calculating the time at which the engine speed reaches the predetermined speed from zero at each cold start of the engine.
In an 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 environment temperature interval, wherein the environment temperature interval corresponds to the starting time threshold one by one; and determining the cold start data with the environment temperature within 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. In the embodiment, the starting time is greatly influenced by the environment temperature, and the starting time is different under different environment temperatures, so that the working temperature range of the starter is divided into a plurality of environment temperature intervals, the threshold value of the starting time corresponding to each environment temperature interval is determined, and the starting time with similar environment temperatures is divided into the same environment temperature interval by determining the target cold start data.
In an embodiment of the present application, when the target average value is greater than the start time threshold, sending the abnormal operating state information includes: calculating an average value of the starting time of the predetermined number of the target cold start data to obtain the target average value; and transmitting the abnormal operating state information when the target average value is greater 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. In this embodiment, an average value of the starting times of a predetermined number of target cold start data is calculated to obtain an average value of the starting times in the same environment temperature interval, and then it is determined that the operating state is abnormal when the target average value is greater than a target starting time threshold, that is, it is determined that the operating state of the starter is abnormal when the average value of the starting times in the same environment temperature interval is greater than the starting time threshold in the environment temperature interval.
In an embodiment of the application, determining the start time threshold according to the environment temperature interval includes: acquiring multiple groups of cold start data of a target historical time period to obtain multiple groups of reference cold start data, wherein the target historical time period is a time period of a preset time length after the starter is updated; and determining the maximum starting time in the multiple kinds of 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 of which the environment temperature is within the environment temperature interval. In this embodiment, the obtained multiple sets of reference cold start data are cold start data in a normal working state of the starter, the maximum start time in the target reference cold start data is determined as a start time threshold corresponding to the ambient temperature interval, and 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 present application further provides a device for monitoring the working state of the starter, and it should be noted that the device for monitoring the working state of the starter according to the embodiment of the present application may be used to execute the method for monitoring the working state of the starter according to the embodiment of the present application. The following introduces the monitoring devices of the operating condition of the starter that this application embodiment provided.
Fig. 3 is a schematic diagram of a device for monitoring an operating state of a starter according to an embodiment of the present application. As shown in fig. 3, the apparatus includes:
an obtaining unit 10, configured to obtain multiple sets of cold start data of an engine to which a starter belongs, where each set of cold start data at least includes start time of cold start of the engine and an ambient temperature of the engine during cold start, which are in one-to-one correspondence;
a determining unit 20 configured to determine that the cold start data of a partial group 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 operating state abnormality information for indicating an abnormal operating state of the starter when a target average value is larger than a start time threshold, the target average value being an average value of the start times of a predetermined number of the target cold start data.
In the monitoring device for the working state of the starter, an acquisition unit acquires multiple groups of cold start data of an engine to which the starter belongs, wherein each group of cold start data at least comprises one-to-one corresponding starting time of cold start of the engine and ambient temperature of the engine during cold start; a determining unit configured to determine that the cold start data of a partial group is target cold start data, and a difference between the ambient temperatures of any two groups of the target cold start data in all the target cold start data is smaller than a first predetermined temperature difference; and a transmitting unit that transmits operating state abnormality information for prompting an operating state abnormality of the starter when a target average value is larger than a start time threshold, the target average value being an average value of the start times of a predetermined number of the target cold start data. The device calculates the average value of the preset number of starting time by acquiring the starting time of cold starting with similar ambient temperature during starting, can determine that the working efficiency of the starter is reduced when the average value is greater than a starting time threshold value, sends working state abnormal information, prompts a user to overhaul the starter, prolongs the service life of the starter, and solves 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.
In an embodiment of the present application, the obtaining unit includes an obtaining module and a first determining module, where the first obtaining module is configured to obtain multiple sets of starting data of the engine, and each set of starting data includes a water temperature when the engine is started, an engine oil temperature when the engine is started, a starting time when the engine is started, and an ambient temperature when the engine is started; the first determining module is configured to determine that the start data is the cold start data when a first difference and a second difference are both 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 engine oil temperature and the ambient temperature. In the embodiment, the cold start of the engine is the start of the engine after the engine is left for a period of time and is completely cooled after the engine stops running, if the engine is not cold started, the friction torque in the running of the engine is different, the starting time of the engine at each start under the same environment temperature is different, the starting data of which the first difference and the second difference are smaller than the second preset temperature difference are determined as the cold start data, namely the temperature difference between the water temperature and the engine oil temperature at the start and the environment temperature is smaller than the second preset temperature difference, the starting data can be determined as the cold start data, and the obtained starting time is ensured to be the starting time of the engine at the cold start.
In an embodiment of the application, the obtaining unit includes a first calculating module, and the first calculating module is configured to calculate a time from power-on of the engine to when a rotating speed of the engine reaches a predetermined rotating speed, so as to obtain the starting time. In this embodiment, as shown in fig. 2, only the starter performance is considered by considering the influence of the fuel injection combustion of the engine by the start timing of the engine, and therefore, the start timing of the engine is recorded by calculating the time at which the engine speed reaches the predetermined speed from zero at each cold start of the engine.
In an embodiment of the application, the determining unit includes a classifying module, a second determining module, and a third determining module, where the classifying module is configured to divide an operating temperature range of the starter into a plurality of environmental temperature intervals; the second determining module is configured to determine the starting time threshold according to the environment temperature interval, where the environment temperature interval corresponds to the starting time threshold one to one; the third determining module is configured to determine the cold start data with the environment temperature within a target environment temperature interval as the target cold start data, where the target environment temperature interval is any one of the environment temperature intervals. In the embodiment, the starting time is greatly influenced by the environment temperature, and the starting time is different under different environment temperatures, so that the working temperature range of the starter is divided into a plurality of environment temperature intervals, the threshold value of the starting time corresponding to each environment temperature interval is determined, and the starting time with similar environment temperatures is divided into the same environment temperature interval by determining the target cold start data.
In an embodiment of the 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 starting times of the predetermined number of the target cold start data, so as to obtain the target average value; the sending module is configured to send the operating condition exception 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, an average value of the starting times of a predetermined number of target cold start data is calculated to obtain an average value of the starting times in the same environment temperature interval, and then it is determined that the operating state is abnormal when the target average value is greater than a target starting time threshold, that is, it is determined that the operating state of the starter is abnormal when the average value of the starting times in the same environment temperature interval is greater than the starting time threshold in the environment temperature interval.
In an embodiment of the application, the second determining module includes an obtaining submodule and a determining submodule, where the obtaining module is configured to obtain multiple sets of cold start data of a target historical time period, to obtain multiple sets of reference cold start data, where the target historical time period is a time period of a predetermined time length after the starter is updated; the determining module is configured to determine the maximum start time among multiple types of target reference cold start data as the start time threshold corresponding to the environment temperature interval, where the target reference cold start data is the reference cold start data with the environment temperature within the environment temperature interval. In the embodiment, the obtained multiple groups of reference cold start data are cold start data when the starter is in a normal working state, the maximum start time in the target reference cold start data is determined as the start time threshold corresponding to the environment temperature interval, and the start time threshold corresponding to each environment temperature interval is determined under the condition that 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 transmission unit and the like are stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.
The processor comprises a kernel, and the kernel calls the corresponding program unit from the memory. The kernel can set up one or more, solves prior art and can't carry out operating condition monitoring to the starter and lead to the problem that the life of starter is low through adjusting the kernel parameter.
The memory may include volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM), including at least one memory chip.
An embodiment of the present invention provides a computer-readable storage medium, on which a program is stored, where the program, when executed by a processor, implements the method for monitoring the operating state of the starter.
The embodiment of the invention provides a processor, which is used for running a program, wherein the monitoring method of the working state of the starter is executed when the program runs.
An embodiment of the present invention provides a vehicle, including: an engine comprising a starter, one or more processors, memory, and one or more programs, 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 above methods, the processors when executing the programs implementing at least the steps of:
step S101, multiple groups of cold start data of an engine to which a starter belongs are obtained, wherein each group of cold start data at least comprises one-to-one corresponding starting time of the cold start of the engine and the ambient temperature of the engine during the cold start;
step S102, determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 is configured to transmit operating state abnormality information for prompting an abnormal operating state of the starter when a target average value is larger than a start time threshold, where the target average value is an average value of the start times of a predetermined number of the target cold start data.
The device herein may be a server, a PC, a PAD, a mobile phone, etc.
The present application further provides a computer program product adapted to perform a program initialized with at least the following method steps when executed on a data processing device:
step S101, acquiring multiple groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises one-to-one corresponding start time of the cold start of the engine and the ambient temperature of the engine during the cold start;
step S102, determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 is configured to transmit operating state abnormality information for prompting an abnormal operating state of the starter when a target average value is larger than a start time threshold, where the target average value is an average value of the start times of a predetermined number of the target cold start data.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technical content can be implemented in other manners. The above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit may be stored in a computer-readable storage medium if it is implemented in the form of a software functional unit and sold or used as a separate product. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a computer-readable storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned computer-readable storage medium comprises: a U-disk, a Read-only memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
1) the method for monitoring the working state of the starter comprises the steps of firstly, obtaining multiple groups of cold start data of an engine to which the starter belongs, wherein each group of cold start data at least comprises one-to-one corresponding starting time of cold start of the engine and the ambient temperature of the engine during cold start; then, determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 a starting time threshold value, sending working state abnormal information, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of a preset number of target cold starting data. According to the method, the starting time of cold starting with the similar environmental 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, the working efficiency of the starter can be determined to be reduced, the working state abnormal 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 short 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, an acquisition unit acquires multiple groups of cold start data of an engine to which the starter belongs, wherein each group of cold start data at least comprises one-to-one corresponding starting time of cold start of the engine and the ambient temperature of the engine during cold start; a determining unit configured to determine that the cold start data of a partial group is target cold start data, and a difference between the ambient temperatures of any two groups of the target cold start data in all the target cold start data is smaller than a first predetermined temperature difference; and a transmitting unit that transmits operating state abnormality information for prompting an operating state abnormality of the starter when a target average value is larger than a start time threshold, the target average value being an average value of the start times of a predetermined number of the target cold start data. The device calculates the average value of the preset number of starting time by acquiring the starting time of cold starting with similar ambient temperature during starting, can determine that the working efficiency of the starter is reduced when the average value is greater than the starting time threshold value, sends working state abnormal information to prompt a user to overhaul the starter, prolongs the service life of the starter, and solves 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.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A method of monitoring an operating condition of a starter, comprising:
acquiring multiple groups of cold start data of an engine to which a starter belongs, wherein each group of cold start data at least comprises start time of cold start of the engine and ambient temperature of the engine during cold start in a one-to-one correspondence manner;
determining the cold start data of a partial group as target cold start data, wherein the difference value of the environmental temperature 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 abnormal information under the condition that the target average value is greater than a starting time threshold, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of the preset number of target cold starting data.
2. The method of claim 1, wherein obtaining cold start data of an engine to which the starter belongs comprises:
acquiring multiple groups of starting data of the engine, wherein each group of starting data comprises water temperature when the engine is started, engine oil temperature when the engine is started, starting time when the engine is started and environment temperature when the engine is started;
and under the condition that both the first difference value and the second difference value are smaller than a second preset temperature difference value, determining the starting data to be 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.
3. The method of claim 2, wherein obtaining start-up data for the engine comprises:
and calculating the time from the power-on of the engine to the preset rotating speed of the engine to obtain the starting time.
4. The method of any of claims 1 to 3, wherein determining target cold start data from the cold start data comprises:
dividing the working temperature range of the starter into a plurality of environment temperature intervals;
Determining the starting time threshold according to the environment temperature interval, wherein the environment temperature interval corresponds to the starting time threshold one by one;
and determining the cold start data with 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.
5. The method of claim 4, wherein sending the operating condition exception information if the target average is greater than the start-up time threshold comprises:
calculating the average value of the starting time of the preset number of the target cold starting data to obtain the target average value;
and sending the abnormal working state information when the target average value is greater than a target starting time threshold, wherein the target starting time threshold is the starting time threshold corresponding to the target environment temperature interval.
6. The method of claim 4, wherein determining the activation time threshold based on the ambient temperature interval comprises:
acquiring multiple groups of cold start data of a target historical time period to obtain multiple groups of reference cold start data, wherein the target historical time period is a time period of a preset time length after the starter is updated;
Determining the maximum starting time in the multiple kinds of 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 of which the environment temperature is within the environment temperature interval.
7. A monitoring device of an operating state of a starter, characterized by comprising:
the device comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit is used for acquiring multiple groups of cold start data of an engine to which a starter belongs, and each group of cold start data at least comprises one-to-one corresponding start time of the cold start of the engine and the ambient temperature of the engine during the cold start;
the determining unit is used for determining that the cold start data of the partial group is target cold start data, and the difference value of the environment temperature 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 abnormal information under the condition that the target average value is larger than a starting time threshold, wherein the working state abnormal information is used for prompting that the working state of the starter is abnormal, and the target average value is the average value of the starting time of a preset number of target cold starting data.
8. 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 6.
9. A processor, configured to run a program, wherein the program when running performs the method of any one of claims 1 to 6.
10. A vehicle, characterized by comprising: an engine comprising a starter, one or more processors, memory, and one or more programs, 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 1-6.
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