CN112161742B - Power sensor detection method, device, equipment and storage medium - Google Patents
Power sensor detection method, device, equipment and storage medium Download PDFInfo
- Publication number
- CN112161742B CN112161742B CN202011063248.4A CN202011063248A CN112161742B CN 112161742 B CN112161742 B CN 112161742B CN 202011063248 A CN202011063248 A CN 202011063248A CN 112161742 B CN112161742 B CN 112161742B
- Authority
- CN
- China
- Prior art keywords
- engine
- power sensor
- value
- output power
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
- G01L25/006—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency for measuring work or mechanical power or mechanical efficiency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/24—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity
- G01L3/242—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity by measuring and simultaneously multiplying torque and velocity
-
- 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
Abstract
The embodiment of the invention provides a power sensor detection method, a device, equipment and a storage medium, wherein the method comprises the following steps: acquiring working parameters of an engine and an output power detection value of the engine detected by a power sensor; calculating an output power theoretical value corresponding to the engine according to the working parameters of the engine; and determining whether the power sensor is abnormal or not according to the theoretical output power value and the detected output power value. The embodiment of the invention can accurately detect the abnormal condition of the power sensor in real time.
Description
Technical Field
The present invention relates to the field of detection technologies, and in particular, to a method, an apparatus, a device, and a storage medium for detecting a power sensor.
Background
With the development of science and technology, the application of the engine for power generation is more and more extensive. The power sensor is arranged on the engine for power generation and used for measuring the power of the engine, so that the fact that the power output by the power sensor is normal is guaranteed to be of great significance, and the condition of the power sensor needs to be accurately detected in real time.
In the prior art, when the power sensor is abnormal, the abnormal condition of the power sensor cannot be accurately detected in real time.
Disclosure of Invention
Embodiments of the present invention provide a method, an apparatus, a device, and a storage medium for detecting a power sensor, so as to solve the technical problem in the prior art that when an abnormality occurs in the power sensor, the abnormality of the power sensor cannot be accurately detected in real time.
In a first aspect, an embodiment of the present invention provides a power sensor detection method, which is applied to a power sensor detection device, and the method includes:
acquiring working parameters of an engine and an output power detection value of the engine detected by a power sensor;
calculating an output power theoretical value corresponding to the engine according to the working parameters of the engine;
and determining whether the power sensor is abnormal or not according to the theoretical output power value and the detected output power value.
In one possible embodiment, obtaining the operating parameter of the engine and the detected output power value of the engine detected by the power sensor comprises:
judging whether the engine reaches a function activation condition;
and if so, acquiring the working parameters of the engine and the output power detection value of the engine detected by the power sensor.
In one possible implementation, determining whether the engine has reached a functional activation condition includes:
judging whether the power sensor has no electrical fault;
judging whether the engine is in a power generation mode or not;
judging whether the rotating speed of the engine is less than a rotating speed threshold value or not;
judging whether the oil quantity fluctuation range of the engine is in a preset range or not;
and if the judgment results of the four judgments are yes, determining that the engine reaches the function activation condition.
In one possible embodiment, the operating parameters of the engine include net output torque information and engine speed information of the engine, and correspondingly, the calculating the corresponding theoretical output power value of the engine according to the operating parameters of the engine includes:
and calculating the corresponding output power theoretical value of the engine according to the net output torque information and the engine rotating speed information of the engine.
In a possible implementation, determining whether the power sensor is abnormal according to the theoretical output power value and the detected output power value includes:
calculating the absolute value of the difference between the output power detection value and the output power theoretical value;
and determining whether the power sensor is abnormal or not according to the absolute value.
In one possible embodiment, obtaining the operating parameter of the engine and the detected output power value of the engine detected by the power sensor comprises:
acquiring working parameters of the engine and an output power detection value of the engine detected by a power sensor at preset time intervals;
correspondingly, determining whether the power sensor is abnormal or not according to the absolute value comprises the following steps:
judging whether the absolute value exceeds a preset threshold value or not;
if the number of times exceeds the preset threshold value, adding one to the accumulated number of times;
judging whether the accumulated times reach preset times or not;
and if the preset times are reached, determining that the power sensor is abnormal.
In one possible embodiment, the power sensor detection method further includes:
and after determining whether the power sensor is abnormal or not, obtaining a fault detection result, and displaying the fault detection result on a display screen.
In a second aspect, an embodiment of the present invention provides a power sensor detection apparatus, including:
the acquisition module is used for acquiring working parameters of the engine and an output power detection value of the engine detected by the power sensor;
the calculation module is used for calculating an output power theoretical value corresponding to the engine according to the working parameters of the engine;
and the determining module is used for determining whether the power sensor is abnormal or not according to the theoretical output power value and the detected output power value.
In a third aspect, an embodiment of the present invention provides a power sensor detection apparatus, including: a memory and at least one processor;
the memory stores computer-executable instructions;
the at least one processor executing the computer-executable instructions stored by the memory causes the at least one processor to perform the power sensor detection method of any of the first aspects.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, where a computer executing instruction is stored, and when a processor executes the computer executing instruction, the power sensor detection method according to any one of the first aspect is implemented.
According to the power sensor detection method, the device, the equipment and the storage medium provided by the embodiment of the invention, the output power detection value and the working parameter of the engine detected by the power sensor are obtained, the output power theoretical value corresponding to the engine is calculated according to the working parameter, whether the power sensor is abnormal or not is determined according to the output power theoretical value and the output power detection value, and the abnormal condition of the power sensor can be accurately detected in real time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an application scenario provided in an embodiment of the present invention;
fig. 2 is a schematic flow chart illustrating a power sensor detection method according to an embodiment of the present invention;
FIG. 3 is a schematic flow chart of another power sensor detection method according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a power sensor detection device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a power sensor detection device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The power sensor is arranged on the power generation engine, is used for measuring the power of the engine in real time, has an important function, and therefore needs to detect the working condition of the power sensor in real time, find whether the power sensor is in an abnormal condition or not in time and ensure that the output power of the power sensor is normal. In the prior art, when the power sensor is abnormal, the abnormal condition of the power sensor cannot be accurately detected in real time.
In order to solve the problem that the abnormal condition of the power sensor cannot be accurately detected in real time when the power sensor is abnormal, the embodiment of the invention judges whether the engine reaches the function activation condition, then obtains the working parameters and the output power detection value of the engine, calculates the output power theoretical value corresponding to the engine according to the working parameters, compares the obtained output power detection value of the engine with the output power theoretical value, further determines whether the power sensor is abnormal or not, outputs the fault detection result, can accurately detect the abnormal condition of the power sensor in real time and displays the fault detection result.
Fig. 1 is a schematic view of an application scenario provided in an embodiment of the present invention. As shown in fig. 1, the power sensor sends a detected output power detection value of the engine to an Electronic Control Unit (ECU), and after receiving the output power detection value of the engine, the ECU determines whether the power sensor is abnormal according to the output power detection value of the engine and a calculated output power theoretical value corresponding to the engine, obtains a fault detection result, and displays the fault detection result on a display screen.
Fig. 2 is a schematic flow chart of a power sensor detection method according to an embodiment of the present invention. The main body for executing the method in the embodiment of the present invention may be a power sensor detection device, and specifically may be an ECU in the power sensor detection device. As shown in fig. 2, the method in this embodiment may include:
In this embodiment, the output power detection value of the engine is a real-time output power detection value of the engine, the working parameter is a real-time working parameter of the engine, and the obtained working parameter of the engine and the obtained output power detection value are the working parameter of the engine and the output power detection value at the same time.
In this embodiment, the operating parameter may include net output torque information and engine speed information of the engine, and the theoretical value of output power corresponding to the engine may be calculated according to the net output torque information and the engine speed information of the engine at the same time.
And 203, determining whether the power sensor is abnormal or not according to the theoretical output power value and the detected output power value.
In this embodiment, the theoretical output power value and the detected output power value are the theoretical output power value and the detected output power value at the same time, and whether the power sensor is abnormal or not may be determined according to an absolute value of a difference between the theoretical output power value and the detected output power value.
According to the power sensor detection method provided by the embodiment, the working parameters of the engine and the output power detection value of the engine detected by the power sensor are obtained, the output power theoretical value corresponding to the engine is calculated according to the working parameters, and whether the power sensor is abnormal or not is determined according to the output power theoretical value and the output power detection value, so that the abnormal condition of the power sensor can be accurately detected in real time.
Optionally, obtaining the operating parameter of the engine and the detected output power value of the engine detected by the power sensor may include: judging whether the engine reaches a function activation condition or not; and if so, acquiring the working parameters of the engine and the output power detection value of the engine detected by the power sensor.
According to the power sensor detection method provided by the embodiment, the working parameters of the engine and the output power detection value of the engine detected by the power sensor are obtained by judging whether the engine reaches the function activation condition, so that the condition that the power sensor cannot normally output power due to other factors can be eliminated, and the working parameters of the engine and the output power detection value of the engine are obtained.
Optionally, determining whether the engine reaches the function activation condition may include: judging whether the power sensor has no electrical fault; judging whether the engine is in a power generation mode or not; judging whether the rotating speed of the engine is less than a rotating speed threshold value or not; judging whether the oil quantity fluctuation range of the engine is in a preset range or not; and if the judgment results of the four judgments are yes, determining that the engine reaches the function activation condition.
In this embodiment, the power sensor has no electrical fault to eliminate the fault on the power sensor line connection. The engine is in a generating mode to determine that the engine is capable of outputting power. The rotating speed of the engine is smaller than the rotating speed threshold value and the oil quantity fluctuation range of the engine is in a preset range, so that the engine is ensured to be in a steady-state working condition.
According to the power sensor detection method provided by the embodiment, whether the power sensor has no electrical fault, whether the engine is in a power generation mode, whether the rotating speed of the engine is smaller than the rotating speed threshold value and whether the oil quantity fluctuation range of the engine is within the preset range are judged, if the four judgment results are yes, the engine is determined to reach the function activation condition, and the condition that the power sensor cannot normally output power due to other factors can be accurately eliminated.
Optionally, the operating parameters of the engine include net output torque information and engine speed information of the engine, and correspondingly, calculating a theoretical output power value corresponding to the engine according to the operating parameters of the engine, may include: and calculating the corresponding output power theoretical value of the engine according to the net output torque information and the engine rotating speed information of the engine.
According to the power sensor detection method provided by the embodiment, the theoretical value of the output power corresponding to the engine is calculated according to the net output torque information and the engine rotating speed information of the engine, so that the theoretical value of the output power corresponding to the engine can be accurately obtained in real time.
Optionally, determining whether the power sensor is abnormal according to the theoretical output power value and the detected output power value may include: calculating the absolute value of the difference between the output power detection value and the output power theoretical value; and determining whether the power sensor is abnormal or not according to the absolute value.
The power sensor detection method provided by this embodiment determines whether the power sensor is abnormal by calculating the absolute value of the difference between the output power detection value and the output power theoretical value, and can accurately determine whether the power sensor is abnormal in real time.
Optionally, obtaining the operating parameter of the engine and the detected output power value of the engine detected by the power sensor may include: acquiring working parameters of the engine and an output power detection value of the engine detected by a power sensor at preset time intervals; correspondingly, determining whether the power sensor is abnormal according to the absolute value may include: judging whether the absolute value exceeds a preset threshold value or not; if the number of times exceeds the preset threshold value, adding one to the accumulated number of times; judging whether the accumulated times reach preset times or not; and if the preset times are reached, determining that the power sensor is abnormal.
In this embodiment, the preset time, the preset threshold and the preset times may be set according to the working condition of the power sensor.
In the power sensor detection method provided by this embodiment, the working parameters of the engine and the output power detection value of the engine detected by the power sensor are obtained at intervals of a preset time, and accordingly, it is determined whether the absolute value exceeds a preset threshold, if the absolute value exceeds the preset threshold, the cumulative number is increased by one, and then it is determined whether the cumulative number reaches the preset number, and if the cumulative number reaches the preset number, it is determined that the power sensor is abnormal, so that a false determination can be avoided, and it is determined more accurately whether the power sensor is abnormal.
Optionally, the power sensor detection method may further include: and after determining whether the power sensor is abnormal or not, obtaining a fault detection result, and displaying the fault detection result on a display screen.
In this embodiment, if it is determined that the power sensor is abnormal, a fault detection result of the power sensor abnormality is displayed on the display screen. And if the power sensor is determined to be normal, displaying the normal fault detection result of the power sensor on a display screen.
According to the power sensor detection method provided by the embodiment, the fault detection result is obtained after whether the power sensor is abnormal or not is determined, and the fault detection result is displayed on the display screen, so that a user can observe the fault detection result in real time.
Fig. 3 is a schematic flow chart of another power sensor detection method according to an embodiment of the present invention. As shown in fig. 3, the method in this embodiment may include:
and step 301, judging whether the engine reaches a function activation condition.
Specifically, determining whether the engine reaches the function activation condition includes: judging whether the power sensor has no electrical fault; judging whether the engine is in a power generation mode or not; judging whether the rotating speed of the engine is less than a rotating speed threshold value or not; judging whether the oil quantity fluctuation range of the engine is in a preset range or not; and if the judgment results of the four judgments are yes, determining that the engine reaches the function activation condition.
In the embodiment of the present invention, the electrical fault is a fault on a line connection of the power sensor, and may include an open circuit fault or a short circuit fault, and it may be determined whether the power sensor has the open circuit fault or the short circuit fault by detecting a level of an output voltage of the power sensor, for example, if it is detected that the output voltage of the power sensor is too high, the power sensor may have the open circuit fault. The power sensor has no electrical fault, so that the fault on the line connection of the power sensor can be eliminated. The engine is in a generating mode to determine that the engine is capable of outputting power. The rotating speed of the engine is smaller than the rotating speed threshold value and the oil quantity fluctuation range of the engine is in a preset range, so that the engine is ensured to be in a steady-state working condition. The situation that the power sensor cannot normally output power due to the line connection problem of the power sensor and other factors can be eliminated.
And 302, if so, acquiring the working parameters of the engine and the output power detection value of the engine detected by the power sensor.
For a specific implementation process and principle of step 302 in this embodiment, reference may be made to the foregoing embodiments, and details are not described herein.
And 303, calculating an output power theoretical value corresponding to the engine according to working parameters of the engine, wherein the working parameters of the engine comprise net output torque information and engine rotating speed information of the engine.
In the present embodiment, the net output torque information of the engine is the net output torque of the engine, and can be obtained by calculation by the ECU. The engine speed information is engine speed and can be obtained through a speed sensor. The net output torque information of the engine and the engine speed information are the net output torque information of the engine and the engine speed information at the same time. The calculation formula of the theoretical value of the output power is as follows:
P＝n*T/9550 (1)
in the formula, P is the theoretical value of output power, n is the rotating speed of the engine, and T is the net output torque of the engine.
And step 304, calculating the absolute value of the difference between the output power detection value and the output power theoretical value.
In this embodiment, the theoretical output power value and the detected output power value are the theoretical output power value and the detected output power value at the same time, a difference between the detected output power value and the theoretical output power value is calculated, and an absolute value of the difference is taken to determine whether the power sensor is abnormal.
And 305, determining whether the power sensor is abnormal or not according to the absolute value.
Specifically, acquiring the working parameters of the engine and the output power detection value of the engine detected by the power sensor at preset time intervals, and correspondingly, determining whether the power sensor is abnormal according to the absolute value comprises the following steps: judging whether the absolute value exceeds a preset threshold value or not; if the number of times exceeds the preset threshold value, adding one to the accumulated number of times; judging whether the accumulated times reach preset times or not; and if the preset times are reached, determining that the power sensor is abnormal.
And if the number of times is not up to the preset number, determining that the power sensor is normal, after the preset period, counting up the number of times to 0, and determining whether the sensor is abnormal again according to the absolute value until the power sensor exits the working state.
In this embodiment, the preset time, the preset threshold, the preset times and the preset period may be set according to the working condition of the power sensor. And judging whether the accumulated times reach the preset times or not, so that misjudgment can be avoided, and whether the power sensor is abnormal or not can be determined more accurately.
And step 306, obtaining a fault detection result after determining whether the power sensor is abnormal, and displaying the fault detection result on a display screen.
In this embodiment, the fault detection result includes that the power sensor is abnormal and the power sensor is normal, if it is determined that the power sensor is abnormal, the abnormal fault detection result of the power sensor is displayed on the display screen, and if it is determined that the power sensor is normal, the normal fault detection result of the power sensor is displayed on the display screen, so that a user can observe the fault detection result in real time.
Optionally, the fault detection result may be output through an indicator light, for example, if it is determined that the power sensor is abnormal, the indicator light is turned on by red, and if it is determined that the power sensor is normal, the indicator light is turned on by green.
Optionally, the fault detection result may also be output by a buzzer, for example, if the power sensor is determined to be abnormal, the buzzer outputs a buzzer sound, and if the power sensor is determined to be normal, the buzzer does not make a sound.
Optionally, the fault detection result may also be sent to the mobile device, for example, if it is determined that the power sensor is abnormal, the information that the power sensor is abnormal is sent to the mobile device, and if it is determined that the power sensor is normal, the information is not sent.
According to the power sensor detection method provided by the embodiment, whether the engine reaches the function activation condition is judged, if so, the output power detection value of the engine is obtained, the net output torque information and the engine rotating speed information of the engine are obtained at the same time, the output power theoretical value corresponding to the engine is calculated according to the net output torque information and the engine rotating speed information of the engine, then, the absolute value of the difference value between the output power detection value and the output power theoretical value is calculated, whether the power sensor is abnormal or not is determined according to the absolute value, the fault detection result is output, the absolute value of the difference value between the output power theoretical value and the output power detection value of the engine can be accurately obtained through calculation, the abnormal condition of the power sensor is accurately detected in real time, and the fault detection result is displayed.
Fig. 4 is a schematic structural diagram of a power sensor detection device according to an embodiment of the present invention. As shown in fig. 4, the power sensor detection device provided in this embodiment may include: an acquisition module 41, a calculation module 42 and a determination module 43.
The acquisition module 41 is used for acquiring working parameters of the engine and an output power detection value of the engine detected by a power sensor;
the calculation module 42 is used for calculating an output power theoretical value corresponding to the engine according to the working parameters of the engine;
and the determining module 43 is configured to determine whether the power sensor is abnormal according to the theoretical output power value and the detected output power value.
In an optional implementation manner, the obtaining module 41 is specifically configured to:
judging whether the engine reaches a function activation condition;
and if so, acquiring the working parameters of the engine and the output power detection value of the engine detected by the power sensor.
In an alternative implementation, the obtaining module 41, when determining whether the engine reaches the function activation condition, is specifically configured to:
judging whether the power sensor has no electrical fault;
judging whether the engine is in a power generation mode or not;
judging whether the rotating speed of the engine is less than a rotating speed threshold value or not;
judging whether the oil quantity fluctuation range of the engine is in a preset range or not;
and if the judgment results of the four judgments are yes, determining that the engine reaches the function activation condition.
In an alternative implementation, the engine operating parameters include engine net output torque information and engine speed information, and the calculation module 42 is specifically configured to:
and calculating the corresponding output power theoretical value of the engine according to the net output torque information and the engine rotating speed information of the engine.
In an optional implementation manner, the determining module 43 is specifically configured to:
calculating the absolute value of the difference between the output power detection value and the output power theoretical value;
and determining whether the power sensor is abnormal or not according to the absolute value.
In an alternative implementation, the obtaining of the operating parameter of the engine and the detected value of the output power of the engine detected by the power sensor includes: acquiring working parameters of the engine and an output power detection value of the engine detected by a power sensor at preset time intervals; when determining whether the power sensor is abnormal according to the absolute value, the determining module 43 is specifically configured to:
judging whether the absolute value exceeds a preset threshold value or not;
if the number of times exceeds the preset threshold value, adding one to the accumulated number of times;
judging whether the accumulated times reach preset times or not;
and if the preset times are reached, determining that the power sensor is abnormal.
In an alternative implementation, the determining module 43 is further configured to:
and after determining whether the power sensor is abnormal or not, obtaining a fault detection result, and displaying the fault detection result on a display screen.
The power sensor detection apparatus provided in this embodiment may implement the technical solutions of the above method embodiments, and the implementation principle and the technical effect are similar, which are not described herein again.
Fig. 5 is a schematic structural diagram of a power sensor detection device according to an embodiment of the present invention. As shown in fig. 5, the power sensor detection device provided by the present embodiment may include an ECU that may include: a memory 51 and at least one processor 52;
the memory 51 stores computer-executable instructions;
the at least one processor 52 executes computer-executable instructions stored by the memory 51 to cause the at least one processor 52 to perform the power sensor detection method of any of the above embodiments.
Wherein the memory 51 and the processor 52 may be connected by a bus 53.
For specific implementation principles and effects of the device provided in this embodiment, reference may be made to relevant descriptions and effects corresponding to the embodiments shown in fig. 1 to fig. 3, which are not described herein in detail.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer execution instruction is stored in the computer-readable storage medium, and when a processor executes the computer execution instruction, the method according to any of the above embodiments is implemented.
The computer readable storage medium may be, among others, ROM, Random Access Memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of modules is merely a logical division, and other divisions may be realized in practice, for example, a plurality of modules or components may be combined or 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, devices or modules, and may be in an electrical, mechanical or other form.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to implement the solution of the embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing unit, or each module may exist alone physically, or two or more modules are integrated into one unit. The unit formed by the modules can be realized in a hardware form, and can also be realized in a form of hardware and a software functional unit.
The integrated module implemented in the form of a software functional module may be stored in a computer-readable storage medium. The software functional module is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) or a processor to execute some steps of the methods described in the embodiments of the present application.
It should be understood that the Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of a method disclosed in connection with the present invention may be embodied directly in a hardware processor, or in a combination of the hardware and software modules within the processor.
The memory may comprise a high-speed RAM memory, and may further comprise a non-volatile storage NVM, such as at least one disk memory, and may also be a usb disk, a removable hard disk, a read-only memory, a magnetic or optical disk, etc.
The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (Extended Industry Standard Architecture) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, the buses in the figures of the present application are not limited to only one bus or one type of bus.
The storage medium may be implemented by any type or combination of volatile and non-volatile memory devices, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks. A storage media may be any available media that can be accessed by a general purpose or special purpose computer.
An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an Application Specific Integrated Circuits (ASIC). Of course, the processor and the storage medium may reside as discrete components in an electronic device or host device.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (7)
1. A power sensor detection method is applied to a power sensor detection device, and comprises the following steps:
acquiring working parameters of an engine and an output power detection value of the engine detected by a power sensor;
calculating an output power theoretical value corresponding to the engine according to the working parameters of the engine;
determining whether the power sensor is abnormal or not according to the theoretical output power value and the detected output power value;
the acquiring of the operating parameters of the engine and the detected output power value of the engine detected by the power sensor comprises:
judging whether the engine reaches a function activation condition;
if so, acquiring working parameters of the engine and an output power detection value of the engine detected by a power sensor;
the determining whether the engine reaches a function activation condition includes:
judging whether the power sensor has no electrical fault;
judging whether the engine is in a power generation mode or not;
judging whether the rotating speed of the engine is less than a rotating speed threshold value or not;
judging whether the oil quantity fluctuation range of the engine is in a preset range or not;
if the judgment results of the four judgments are yes, determining that the engine reaches a function activation condition;
the working parameters of the engine comprise net output torque information and engine rotating speed information of the engine, and correspondingly, the theoretical value of the output power corresponding to the engine is calculated according to the working parameters of the engine, and the method comprises the following steps:
and calculating the corresponding output power theoretical value of the engine according to the net output torque information and the engine rotating speed information of the engine.
2. The method of claim 1, wherein determining whether the power sensor is abnormal according to the theoretical value of the output power and the detected value of the output power comprises:
calculating the absolute value of the difference between the output power detection value and the output power theoretical value;
and determining whether the power sensor is abnormal or not according to the absolute value.
3. The method of claim 2, wherein obtaining an operating parameter of the engine and a detected value of an output power of the engine detected by a power sensor comprises:
acquiring working parameters of the engine and an output power detection value of the engine detected by a power sensor at preset time intervals;
correspondingly, determining whether the power sensor is abnormal or not according to the absolute value comprises the following steps:
judging whether the absolute value exceeds a preset threshold value or not;
if the number exceeds the preset threshold, adding one to the accumulated times;
judging whether the accumulated times reach preset times or not;
and if the preset times are reached, determining that the power sensor is abnormal.
4. The method according to any one of claims 1-3, further comprising:
and after determining whether the power sensor is abnormal or not, obtaining a fault detection result, and displaying the fault detection result on a display screen.
5. A power sensor detection device, comprising:
the acquisition module is used for acquiring working parameters of the engine and an output power detection value of the engine detected by the power sensor;
the calculation module is used for calculating an output power theoretical value corresponding to the engine according to the working parameters of the engine;
the determining module is used for determining whether the power sensor is abnormal or not according to the theoretical output power value and the detected output power value;
the acquisition module is specifically configured to:
judging whether the engine reaches a function activation condition;
if so, acquiring the working parameters of the engine and the output power detection value of the engine detected by the power sensor;
the acquisition module is specifically configured to, when determining whether the engine has reached a function activation condition:
judging whether the power sensor has no electrical fault;
judging whether the engine is in a power generation mode or not;
judging whether the rotating speed of the engine is less than a rotating speed threshold value or not;
judging whether the oil quantity fluctuation range of the engine is in a preset range or not;
if the judgment results of the four judgments are yes, determining that the engine reaches a function activation condition;
the operating parameters of the engine include net output torque information and engine speed information of the engine, and the calculation module is specifically configured to:
and calculating the corresponding output power theoretical value of the engine according to the net output torque information and the engine rotating speed information of the engine.
6. A power sensor detection device, comprising: a memory and at least one processor;
the memory stores computer-executable instructions;
the at least one processor executing computer-executable instructions stored by the memory, causing the at least one processor to perform the power sensor detection method of any of claims 1-3.
7. A computer-readable storage medium having stored thereon computer-executable instructions which, when executed by a processor, implement the method of any one of claims 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011063248.4A CN112161742B (en) | 2020-09-30 | 2020-09-30 | Power sensor detection method, device, equipment and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011063248.4A CN112161742B (en) | 2020-09-30 | 2020-09-30 | Power sensor detection method, device, equipment and storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112161742A CN112161742A (en) | 2021-01-01 |
| CN112161742B true CN112161742B (en) | 2022-09-23 |
Family
ID=73860963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011063248.4A Active CN112161742B (en) | 2020-09-30 | 2020-09-30 | Power sensor detection method, device, equipment and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112161742B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575444B (en) * | 2012-08-10 | 2015-09-30 | 金东纸业（江苏）股份有限公司 | Tension force method for early warning and system |
| CN107244319B (en) * | 2017-06-26 | 2019-09-10 | 中车青岛四方车辆研究所有限公司 | Hybrid vehicle start stop control device, control method and control unit |
| CN107831018B (en) * | 2017-11-02 | 2019-08-02 | 潍柴动力股份有限公司 | A kind of burning recognition methods and device |
| CN108387342A (en) * | 2018-01-08 | 2018-08-10 | 联创汽车电子有限公司 | EPS non-contact torque sensors fault finding system and its recognition methods |
| CN110286288A (en) * | 2019-06-28 | 2019-09-27 | 潍柴动力股份有限公司 | The monitoring method and device of engine electrical system |
-
2020
- 2020-09-30 CN CN202011063248.4A patent/CN112161742B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112161742A (en) | 2021-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111044684A (en) | Method and device for judging tampering of nitrogen-oxygen sensor | |
| CN109347653B (en) | Index abnormity discovery method and device | |
| CN109117327A (en) | A kind of hard disk detection method and device | |
| CN108955951A (en) | A kind of temperature sensor fault judgment method and device | |
| CN111782448A (en) | Chip self-detection method, device, chip, display system and storage medium | |
| CN104750600B (en) | Equipment state recording method and system | |
| CN112161742B (en) | Power sensor detection method, device, equipment and storage medium | |
| EP3683682B1 (en) | Bus monitoring system, method and apparatus | |
| CN110515438A (en) | Fan data monitoring method, device, equipment and storage medium in TMC | |
| CN113721144A (en) | Motor aging test method and device, storage medium and electronic equipment | |
| CN112282954B (en) | Method and equipment for detecting cheating fault of nitrogen-oxygen sensor | |
| CN108896070B (en) | Method and device for detecting sensor error in mobile equipment and terminal | |
| CN113608953B (en) | Test data generation method and device, electronic equipment and readable storage medium | |
| CN110687353A (en) | Insulation resistance detection method, device, system and storage medium | |
| US20110130989A1 (en) | System and method for identifying a peripheral component interconnect express signal | |
| CN115269389A (en) | Project quality determination method and device, electronic equipment and storage medium | |
| CN110632909B (en) | Method and equipment for detecting reasonability of back-checking MAP data | |
| CN111176931A (en) | Operation monitoring method, operation monitoring device, server and storage medium | |
| CN108564985B (en) | EMMC (embedded multi-media card) testing method and device, mobile terminal and storage medium | |
| CN112181744A (en) | Fault detection method, system, terminal and storage medium of converter interface | |
| CN110442119B (en) | ECU pin repeated configuration detection method and device | |
| CN110987448A (en) | Engine air inlet state monitoring method, device and equipment | |
| CN110645131B (en) | Vehicle control method, vehicle switch identification method and device | |
| CN113916360B (en) | Noise detection method, device and medium | |
| CN117896301A (en) | Baud rate analysis method, device, electronic equipment and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |