CN114858220A - Automobile engine running state quality monitoring system - Google Patents
Automobile engine running state quality monitoring system Download PDFInfo
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- CN114858220A CN114858220A CN202210685560.XA CN202210685560A CN114858220A CN 114858220 A CN114858220 A CN 114858220A CN 202210685560 A CN202210685560 A CN 202210685560A CN 114858220 A CN114858220 A CN 114858220A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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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
Abstract
The invention discloses an automobile engine running state quality monitoring system which comprises a running state data output terminal, a detection data transmission and preprocessing terminal, a running state data post-processing terminal and an intelligent power supply terminal, wherein the running state data output terminal is connected with the detection data transmission and preprocessing terminal; the invention carries out data acquisition on lubricating oil, a cooling system, the internal environment of a cabin and electricity utilization conditions of an automobile engine during operation through the operation state data post-processing terminal, thereby realizing the omnibearing acquisition of the operation data of the engine, improving the accuracy of quality monitoring results to a certain extent through multi-directional data, carrying out data cleaning, data strengthening and data conversion preprocessing on each monitoring data through the data preprocessing module, further facilitating subsequent analysis and processing, finally sending an alarm when the data analysis results are abnormal through the danger warning module, and displaying each detection data in real time through the real-time data display module, thereby enabling the system to visually display the real-time operation parameters of the engine and prompting the monitoring abnormality for users.
Description
Technical Field
The invention relates to the technical field of monitoring of running states of engines, in particular to a system for monitoring the running state quality of an automobile engine.
Background
The automobile engine is a device for providing power for automobile, it is the heart of automobile, and determines the dynamic property, economy, stability and environmental protection property of automobile, the automobile engine mainly consists of two major mechanisms of crank connecting rod mechanism and valve actuating mechanism, and five major systems of cooling, lubricating, igniting, fuel supplying and starting system, and its main components are cylinder body, cylinder cover, piston pin, connecting rod, crankshaft and flywheel, according to the different power sources, the automobile engine can be divided into diesel engine, gasoline engine, electric automobile motor and hybrid power, the common gasoline engine and diesel engine are all reciprocating piston type internal combustion engines, it can convert the chemical energy of fuel into the mechanical energy of piston movement and output power to the outside, in which the gasoline engine has high rotation speed, small mass, low noise, easy starting, low manufacturing cost and large compression ratio of diesel engine, high thermal efficiency, and better economic and discharge performance than gasoline engine.
In order to prevent the faults and abnormal running states from occurring, the running of the automobile engine needs to be monitored, the states of all parts of the automobile engine are monitored in real time, and the faults and the abnormal states are found and processed in time so as to ensure the safety and the running quality of the engine.
However, most of the existing automobile engine running state detection systems have single function, the collected engine running data are few in types and not comprehensive enough, so that the running quality monitoring result of the engine is not accurate enough and representative, and the collected engine running data are not further processed by the existing automobile engine running state detection systems, so that the subsequent data analysis work is inconvenient, the monitoring effect is further reduced, in addition, the existing automobile engine running state detection systems cannot visually display the real-time running parameters of the engine for users, the user experience is poor, and the use is inconvenient, so that the automobile engine running state quality monitoring system provided by the invention is used for solving the problems in the prior art.
Disclosure of Invention
In view of the above problems, the present invention provides an automobile engine running state quality monitoring system, which solves the problems of the existing automobile engine running state quality monitoring system that the function is single, the types of the collected engine running data are few, the collected engine running data are not further processed, and the real-time running parameters of the engine cannot be visually displayed for the user.
In order to achieve the purpose of the invention, the invention is realized by the following technical scheme: an automobile engine running state quality monitoring system comprises a running state data output terminal, a detection data transmission and preprocessing terminal, a running state data post-processing terminal and an intelligent power supply terminal, wherein the running state data output terminal is in wireless network connection with the running state data post-processing terminal through the detection data transmission and preprocessing terminal;
the running state data output terminal comprises a lubricating oil detection module for monitoring the condition of lubricating oil of the engine, a cooling detection module for monitoring the state of a cooling system of the engine, an engine room detection module for monitoring the abnormality of an engine room, an electricity utilization detection module for monitoring the electricity utilization condition of the engine and a data integration module for integrating all detection data into a detection data transmission and preprocessing terminal;
the detection data transmission and preprocessing terminal comprises a data receiving module for receiving each detection data, a data preprocessing module for preprocessing each detection data, a data storage backup module for performing network cloud backup on each detection data, a data sending module for sending each detection data to the operation state data post-processing terminal and a wireless network connection module for providing wireless connection for the operation state data output terminal and the operation state data post-processing terminal;
the operation state data post-processing terminal comprises a data analysis module for analyzing and processing the detection data sent by the data sending unit, a danger warning module for giving an alarm when the data analysis result is abnormal, a real-time data display module for displaying all the detection data in real time and an operation database for pre-storing standard operation parameters of the engine and real-time operation parameters of the engine.
The further improvement lies in that: the lubricating oil detection module comprises an engine piston sealing detection unit, a lubricating oil consumption detection unit and a lubricating oil quality detection unit, wherein the engine piston sealing detection unit detects whether the sealing performance of the engine piston is qualified, the lubricating oil consumption detection unit detects whether the consumption of the lubricating oil of the engine is qualified, and the lubricating oil quality detection unit detects whether the quality of the lubricating oil of the engine is qualified.
The further improvement lies in that: the cooling detection module comprises a cooling device detection unit, a water tank detection unit and a cooling liquid pipeline detection unit, wherein the cooling device detection unit detects whether a temperature controller, a radiator and a fan of the cooling system are in fault, the water tank detection unit detects whether an engine water tank is blocked, and the cooling liquid pipeline detection unit detects whether an engine cooling liquid pipeline is broken.
The further improvement lies in that: the engine room detection module comprises a peculiar smell detection unit, a smoke detection unit and an abnormal sound detection unit, the peculiar smell detection unit detects whether peculiar smell exists in the engine room, the smoke detection unit detects whether smoke exists in the engine room, and the abnormal sound detection unit detects whether abnormal sound exists in the engine room.
The further improvement lies in that: the electricity utilization detection module comprises a voltage detection unit and a current detection unit, wherein the voltage detection unit detects whether the power supply voltage of the engine power supply is abnormal, and the current detection unit detects whether the current of the control circuit of the engine is abnormal.
The further improvement lies in that: the data integration module comprises a data acquisition unit, a data arrangement unit and a data collection unit, the data acquisition unit acquires detection data of each detection module by adopting an alternating current sampling algorithm, the acquisition mode is that a complete waveform of a detected signal is sampled according to a sampling period in a continuous cycle and real-time mode, then a discrete signal obtained by sampling is subjected to true effective value operation to obtain a true effective value of the detected signal, and the true effective value is collected and sent to the data receiving module through the data collection unit after being arranged by the data arrangement unit.
The further improvement lies in that: the data preprocessing module comprises a data cleaning unit, a data conversion unit and a data strengthening unit, the data cleaning unit cleans the detection data received by the data receiving module through a data cleaning algorithm, the data conversion unit converts the cleaned detection data into the detection data in an electric signal state, and the data strengthening unit adopts a data strengthening algorithm to strengthen the data of the converted detection data.
The further improvement lies in that: the operation database prestores a module and a historical parameter record module that is used for carrying out the memory record to the real-time operating data of engine including the standard parameter of prestoring engine standard operating parameter, data analysis module includes data extraction unit, data contrast unit and data analysis unit, the current operation detection data of engine in the historical parameter record module of data extraction unit is drawed out, the detection data that data contrast unit will draw compares with the standard operating parameter of engine in the standard parameter prestores the module, data analysis unit carries out analysis processes and exports the analysis result to danger warning module to the data contrast result of data contrast unit.
The further improvement lies in that: the real-time data display module comprises a data and graph conversion unit and a touch liquid crystal display screen, the data and graph conversion unit is used for converting engine operation data into graph data, the touch liquid crystal display screen is used for displaying the graph data in real time, and the danger warning module comprises a danger warning lamp and an audible alarm, the danger warning lamp is used for emitting light warning, and the audible alarm is used for emitting alarm sound.
The further improvement lies in that: the intelligent power supply terminal comprises a solar photovoltaic panel, a storage battery and a transformer, wherein the solar photovoltaic panel absorbs solar energy and converts the solar energy into electric energy to be input into the storage battery, the storage battery is electrically connected with each terminal of the system through the transformer, and the current input end of the storage battery is respectively connected with the current output ends of the solar photovoltaic panel and the engine power supply.
The invention has the beneficial effects that: the invention collects the data of the lubricating oil, the cooling system, the internal environment of the engine room and the electricity consumption condition when the automobile engine runs through the lubricating oil detection module, the cooling detection module, the engine room detection module and the electricity consumption detection module in the operation state data post-processing terminal, thereby realizing the omnibearing collection of the engine operation data, leading the source of the monitored data to be more comprehensive, improving the accuracy of the quality monitoring result to a certain extent by the multidirectional data, leading the detected data to be clearer by the preprocessing of data cleaning, data strengthening and data conversion of the data preprocessing module to each monitored data, further being convenient for the subsequent analysis processing, improving the monitoring efficiency, finally leading the danger warning module to give an alarm when the data analysis result is abnormal, and leading the real-time data display module to display each detected data in real time, thereby leading the system to visually display the real-time operation parameters of the engine and prompt the monitoring abnormality for a user, the operation monitoring work of the engine is more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only 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 system structure according to a first embodiment of the present invention.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1, the embodiment provides an automobile engine running state quality monitoring system, which includes a running state data output terminal, a detection data transmission and preprocessing terminal, a running state data post-processing terminal and an intelligent power supply terminal, wherein the running state data output terminal is connected with the detection data transmission and preprocessing terminal through a wireless network, the detection data transmission and preprocessing terminal is connected with the running state data post-processing terminal through a wireless network, the intelligent power supply terminal provides power sources for the running state data output terminal, the detection data transmission and preprocessing terminal and the running state data post-processing terminal in the system, the running state data output terminal and the detection data transmission and preprocessing terminal are both provided with filter circuits, the intelligent power supply terminal is provided with an EMC filter, and the anti-interference capability of the system is improved through the arrangement of the filter circuits and the filters, therefore, the accuracy of the monitoring result is improved to a certain extent;
the operation state data output terminal comprises a lubricating oil detection module, a cooling detection module, an engine room detection module, an electricity utilization detection module and a data integration module, the lubricating oil condition of the engine is monitored through the lubricating oil detection module, the state of an engine cooling system is monitored through the cooling detection module, the abnormality of the engine room is monitored through the engine room detection module, the electricity utilization condition of the engine is monitored through the electricity utilization detection module, and all detection data are integrated to the detection data transmission and preprocessing terminal through the data integration module;
the detection data transmission and preprocessing terminal comprises a data receiving module, a data preprocessing module, a data storage backup module, a data sending module and a wireless network connection module, receives all detection data through the data receiving module, preprocesses all detection data through the data preprocessing module, performs network cloud backup on all detection data through the data storage backup module, sends all detection data to the operation state data post-processing terminal through the data sending module, and provides wireless connection for the operation state data output terminal and the operation state data post-processing terminal through the wireless network connection module;
the operation state data post-processing terminal comprises a data analysis module, a danger warning module, a real-time data display module and an operation database, the detection data sent by the data sending unit are analyzed and processed through the data analysis module, an alarm is given out through the danger warning module when the data analysis result is abnormal, each detection data is displayed in real time through the real-time data display module, and standard operation parameters and real-time operation parameters of the engine are prestored through the operation database.
The lubricating oil detection module comprises an engine piston sealing detection unit for detecting whether the engine piston sealing performance is qualified or not, a lubricating oil consumption detection unit for detecting whether the consumption of the lubricating oil of the engine is qualified or not and a lubricating oil quality detection unit for detecting whether the quality of the lubricating oil of the engine is qualified or not.
The cooling detection module comprises a cooling equipment detection unit for detecting whether a temperature controller, a radiator and a fan of the cooling system are in fault, a water tank detection unit for detecting whether an engine water tank is blocked, and a cooling liquid pipeline detection unit for detecting whether an engine cooling liquid pipeline is broken.
The engine room detection module comprises a peculiar smell detection unit for detecting whether the peculiar smell exists in the engine room, a smoke detection unit for detecting whether the smoke exists in the engine room and an abnormal sound detection unit for detecting whether the abnormal sound exists in the engine room.
The power utilization detection module comprises a voltage detection unit for detecting whether the power supply voltage of the engine power supply is abnormal or not and a current detection unit for detecting whether the current of the control circuit of the engine is abnormal or not.
The data integration module comprises a data acquisition unit, a data arrangement unit and a data summarization unit, the data acquisition unit acquires detection data of each detection module by adopting an alternating current sampling algorithm, the acquisition mode is that a complete waveform of a detected signal is sampled according to a sampling period in a continuous cycle in real time, then a discrete signal obtained by sampling is subjected to true effective value operation, the true effective value of the detected signal is obtained, the influence of waveform distortion of the detected signal on the accuracy of a sampling value is avoided, and the data are summarized and sent to the data receiving module through the data summarization unit after being arranged by the data arrangement unit.
The data preprocessing module comprises a data cleaning unit for cleaning each detection data received by the data receiving module through a data cleaning algorithm, a data conversion unit for converting each cleaned detection data into detection data in an electric signal state, and a data strengthening unit for strengthening the converted detection data by adopting a data strengthening algorithm.
The operation database comprises a standard parameter pre-storage module pre-storing standard operation parameters of the engine and a historical parameter recording module used for storing and recording real-time operation data of the engine, the data analysis module comprises a data extraction unit, a data comparison unit and a data analysis unit, the data extraction unit extracts current operation detection data of the engine in the historical parameter recording module, the data comparison unit compares the extracted detection data with the standard operation parameters of the engine in the standard parameter pre-storage module, and the data analysis unit analyzes and processes data comparison results of the data comparison unit and outputs the analysis results to the danger warning module.
But real-time data display module includes digital-to-graphic conversion unit and touch-control liquid crystal display, converts engine operating data into chart data through digital-to-graphic conversion unit, but carries out real-time display to chart data through touch-control liquid crystal display, and dangerous warning module includes dangerous warning light and audible alarm ware, sends light warning through dangerous warning light to send the alarm sound through audible alarm ware.
The intelligent power supply terminal comprises a storage battery and a solar photovoltaic panel, wherein the storage battery is electrically connected with each terminal of the system through a transformer, the solar photovoltaic panel absorbs solar energy and converts the solar energy into electric energy to be input into the storage battery, and the current input end of the storage battery is respectively connected with the solar photovoltaic panel and the current output end of the engine power supply.
Example two
This embodiment provides an automobile engine running state quality monitoring system, still include system self-checking terminal, system self-checking terminal includes power supply detecting element and parameter setting detecting element, detect the power supply condition at each terminal of system through power supply detecting element, and drive dangerous warning module and report to the police when detecting unusually, carry out parameter detection to each module of system through parameter setting detecting element, and drive dangerous warning module and report to the police when detecting unusually, carry out the self-checking to this monitoring system through system self-checking terminal, thereby can monitor this application of system when monitoring automobile engine, the user of being convenient for in time discovers and handles the anomaly of monitoring system itself.
When the running state quality of the engine needs to be monitored, running state data of the engine are collected through monitoring modules in a running state data output terminal, detection data are integrated to a detection data transmission and preprocessing terminal through a data integration module, then the running state data are preprocessed through the detection data transmission and preprocessing terminal and sent to a running state data post-processing terminal, finally the preprocessed data are analyzed and processed through the running state data post-processing terminal, and the detection data are displayed in real time through a real-time data display module, so that the running state quality of the automobile engine is monitored in real time.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides an automobile engine running state quality monitoring system which characterized in that: the intelligent power supply system comprises an operation state data output terminal, a detection data transmission and preprocessing terminal, an operation state data post-processing terminal and an intelligent power supply terminal, wherein the operation state data output terminal is in wireless network connection with the operation state data post-processing terminal through the detection data transmission and preprocessing terminal;
the running state data output terminal comprises a lubricating oil detection module for monitoring the condition of lubricating oil of the engine, a cooling detection module for monitoring the state of a cooling system of the engine, an engine room detection module for monitoring the abnormality of an engine room, an electricity utilization detection module for monitoring the electricity utilization condition of the engine and a data integration module for integrating all detection data into a detection data transmission and preprocessing terminal;
the detection data transmission and preprocessing terminal comprises a data receiving module for receiving each detection data, a data preprocessing module for preprocessing each detection data, a data storage backup module for performing network cloud backup on each detection data, a data sending module for sending each detection data to the operation state data post-processing terminal and a wireless network connection module for providing wireless connection for the operation state data output terminal and the operation state data post-processing terminal;
the operation state data post-processing terminal comprises a data analysis module for analyzing and processing the detection data sent by the data sending unit, a danger warning module for giving an alarm when the data analysis result is abnormal, a real-time data display module for displaying all the detection data in real time and an operation database for pre-storing standard operation parameters of the engine and real-time operation parameters of the engine.
2. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the lubricating oil detection module comprises an engine piston sealing detection unit, a lubricating oil consumption detection unit and a lubricating oil quality detection unit, wherein the engine piston sealing detection unit detects whether the sealing performance of the engine piston is qualified, the lubricating oil consumption detection unit detects whether the consumption of the lubricating oil of the engine is qualified, and the lubricating oil quality detection unit detects whether the quality of the lubricating oil of the engine is qualified.
3. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the cooling detection module comprises a cooling device detection unit, a water tank detection unit and a cooling liquid pipeline detection unit, wherein the cooling device detection unit detects whether a temperature controller, a radiator and a fan of the cooling system are in fault, the water tank detection unit detects whether an engine water tank is blocked, and the cooling liquid pipeline detection unit detects whether an engine cooling liquid pipeline is broken.
4. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the engine room detection module comprises a peculiar smell detection unit, a smoke detection unit and an abnormal sound detection unit, the peculiar smell detection unit detects whether peculiar smell exists in the engine room, the smoke detection unit detects whether smoke exists in the engine room, and the abnormal sound detection unit detects whether abnormal sound exists in the engine room.
5. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the electricity utilization detection module comprises a voltage detection unit and a current detection unit, wherein the voltage detection unit detects whether the power supply voltage of the engine power supply is abnormal, and the current detection unit detects whether the current of the control circuit of the engine is abnormal.
6. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the data integration module comprises a data acquisition unit, a data arrangement unit and a data collection unit, the data acquisition unit acquires detection data of each detection module by adopting an alternating current sampling algorithm, the acquisition mode is that a complete waveform of a detected signal is sampled according to a sampling period in a continuous cycle and real-time mode, then a discrete signal obtained by sampling is subjected to true effective value operation to obtain a true effective value of the detected signal, and the true effective value is collected and sent to the data receiving module through the data collection unit after being arranged by the data arrangement unit.
7. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the data preprocessing module comprises a data cleaning unit, a data conversion unit and a data strengthening unit, the data cleaning unit cleans the detection data received by the data receiving module through a data cleaning algorithm, the data conversion unit converts the cleaned detection data into the detection data in an electric signal state, and the data strengthening unit adopts a data strengthening algorithm to strengthen the data of the converted detection data.
8. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the operation database prestores a module and a historical parameter record module that is used for carrying out the memory record to the real-time operating data of engine including the standard parameter of prestoring engine standard operating parameter, data analysis module includes data extraction unit, data contrast unit and data analysis unit, the current operation detection data of engine in the historical parameter record module of data extraction unit is drawed out, the detection data that data contrast unit will draw compares with the standard operating parameter of engine in the standard parameter prestores the module, data analysis unit carries out analysis processes and exports the analysis result to danger warning module to the data contrast result of data contrast unit.
9. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the real-time data display module comprises a data and graph conversion unit and a touch liquid crystal display screen, the data and graph conversion unit is used for converting engine operation data into graph data, the touch liquid crystal display screen is used for displaying the graph data in real time, and the danger warning module comprises a danger warning lamp and an audible alarm, the danger warning lamp is used for emitting light warning, and the audible alarm is used for emitting alarm sound.
10. The system for monitoring the running state quality of the automobile engine according to claim 1, characterized in that: the intelligent power supply terminal comprises a solar photovoltaic panel, a storage battery and a transformer, wherein the solar photovoltaic panel absorbs solar energy and converts the solar energy into electric energy to be input into the storage battery, the storage battery is electrically connected with each terminal of the system through the transformer, and the current input end of the storage battery is respectively connected with the current output ends of the solar photovoltaic panel and the engine power supply.
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