CN116691282A - Internet-based vehicle-mounted air conditioner operation control system - Google Patents
Internet-based vehicle-mounted air conditioner operation control system Download PDFInfo
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- 230000002159 abnormal effect Effects 0.000 claims abstract description 63
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 30
- 238000011156 evaluation Methods 0.000 claims abstract description 24
- 238000011217 control strategy Methods 0.000 claims abstract description 12
- 230000005856 abnormality Effects 0.000 claims abstract description 9
- 238000012937 correction Methods 0.000 claims abstract description 6
- 238000012423 maintenance Methods 0.000 claims description 74
- 238000004364 calculation method Methods 0.000 claims description 52
- 239000003507 refrigerant Substances 0.000 claims description 24
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00978—Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods
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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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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Abstract
The invention belongs to the technical field of vehicle-mounted air conditioner supervision, in particular to an internet-based vehicle-mounted air conditioner operation control system, which comprises a processor, a temperature and humidity detection and analysis module, an intelligent decision regulation module, an execution accuracy evaluation module, an operation abnormality management analysis module and a vehicle-mounted display early warning module, wherein the processor is used for detecting and analyzing the temperature and humidity of an automobile; according to the invention, the vehicle-mounted air conditioner is correspondingly regulated and controlled by generating the corresponding regulation and control strategy when the temperature and humidity abnormality is judged, so that the environment in the vehicle is kept in a comfortable state, the regulation and control operation process of the vehicle-mounted air conditioner is subjected to accurate evaluation and analysis, so that the automatic correction of corresponding operation parameters is realized, the regulation and control effect and the regulation and control efficiency are ensured, the abnormality management analysis is performed in the regulation and control operation process of the vehicle-mounted air conditioner, so that the corresponding driver can timely know the abnormal operation condition of the vehicle-mounted air conditioner, the overhaul early warning can be performed, the vehicle maintenance center can be automatically and reasonably pushed, and the supervision and control of the vehicle-mounted air conditioner are facilitated.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted air conditioner supervision, in particular to an internet-based vehicle-mounted air conditioner operation control system.
Background
A vehicle is a transportation means and is a generic name of various vehicles, and is generally composed of a tire, a vehicle body, an engine, a suspension system, a steering system, a braking system and the like; the vehicle-mounted air conditioner is one of indispensable configurations in the automobile, and is used for detecting the environment in the automobile in real time through a temperature sensor, a humidity sensor and the like in the running process of the automobile and regulating and controlling the temperature and the humidity and the like in the automobile, so that a comfortable environment in the automobile is provided for a driver and passengers;
at present, when the vehicle-mounted air conditioner is controlled, the vehicle-mounted air conditioner cannot be subjected to accuracy analysis in the regulation and control operation process of the vehicle-mounted air conditioner so as to judge the regulation and control deviation condition and timely correct corresponding operation parameters, cannot be subjected to abnormality management analysis and realize execution efficiency evaluation when the regulation and control operation is completed, and is difficult to timely carry out maintenance early warning and automatically and reasonably push a vehicle maintenance center, so that the vehicle-mounted air conditioner is unfavorable to monitor and control;
in view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
The invention aims to provide an Internet-based vehicle-mounted air conditioner operation control system, which solves the problems that in the prior art, the vehicle-mounted air conditioner cannot be accurately analyzed in the regulation and control operation process of the vehicle-mounted air conditioner so as to judge the regulation and control deviation condition and correct corresponding operation parameters in time, the vehicle-mounted air conditioner cannot be abnormally managed and analyzed, the execution efficiency evaluation is realized when the regulation and control operation is completed, the maintenance early warning is difficult to timely carry out, the vehicle maintenance center is automatically and reasonably pushed, and the supervision and control are not facilitated.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an Internet-based vehicle-mounted air conditioner operation control system comprises a processor, a temperature and humidity detection and analysis module, an intelligent decision regulation and control module, an execution accuracy evaluation module, an operation abnormality management analysis module and a vehicle-mounted display early warning module; the temperature and humidity detection analysis module performs temperature and humidity detection analysis on the environment in the vehicle in the running process of the corresponding vehicle so as to generate a temperature and humidity normal signal or a temperature and humidity abnormal signal, the temperature and humidity normal signal or the temperature and humidity abnormal signal is sent to the vehicle-mounted display early warning module through the processor, and the temperature and humidity abnormal signal is sent to the intelligent decision regulation module through the processor; the intelligent decision regulation and control module generates a corresponding regulation and control strategy after receiving the temperature and humidity abnormal signal, and correspondingly regulates and controls the vehicle-mounted air conditioner based on the generated regulation and control strategy so as to automatically and adaptively regulate the environment in the vehicle;
the execution accuracy evaluation module is used for performing accuracy evaluation analysis on the regulation and control operation process of the vehicle-mounted air conditioner in the regulation and control operation process of the vehicle-mounted air conditioner, generating an execution accuracy qualified signal or an execution accuracy disqualified signal in real time through analysis, transmitting the execution accuracy qualified signal or the execution accuracy disqualified signal to the vehicle-mounted display early warning module through the processor, and transmitting the execution accuracy disqualified signal to the intelligent decision regulation and control module through the processor to realize operation parameter correction; the operation anomaly management analysis module performs anomaly management analysis in the regulation and control operation process of the vehicle-mounted air conditioner, so as to generate an anomaly management qualified signal or an anomaly management unqualified signal, the anomaly management unqualified signal is sent to the vehicle-mounted display early warning module through the processor, and the processor adds and stores the generation times of the anomaly management unqualified signal.
Further, the specific operation process of the temperature and humidity detection and analysis module comprises the following steps:
collecting real-time temperature and real-time humidity in an automobile, carrying out summation calculation on the maximum value and the minimum value of a preset proper temperature range and taking an average value to obtain a temperature judgment value, carrying out summation calculation on the maximum value and the minimum value of the preset proper humidity range and taking an average value to obtain a wet judgment value, carrying out difference calculation on the real-time temperature and the temperature judgment value and taking an absolute value to obtain a temperature difference value, carrying out difference calculation on the real-time humidity and the wet judgment value and taking an average value to obtain a wet difference value; and carrying out numerical calculation on the temperature difference value and the humidity difference value to obtain a temperature-humidity detection value, carrying out numerical comparison on the temperature-humidity detection value and a preset temperature-humidity detection threshold value, generating a temperature-humidity abnormal signal if the temperature-humidity detection value exceeds the preset temperature-humidity detection threshold value, and generating a temperature-humidity normal signal if the temperature-humidity detection value does not exceed the preset temperature-humidity detection threshold value.
Further, the specific operation process of executing the accuracy evaluation module includes:
in the regulation and control operation process of the vehicle-mounted air conditioner, acquiring the actual fan rotating speed in the vehicle-mounted air conditioner, marking the deviation value of the actual fan rotating speed compared with the preset fan rotating speed in the corresponding regulation and control strategy as a fan rotating speed deviation value, acquiring a refrigerant flow speed deviation value, a compressor supercharging deviation value and a refrigerant temperature deviation value by the same method, generating an execution accuracy disqualification signal if at least one of the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value exceeds the corresponding preset threshold value, and carrying out normalization calculation on the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value to obtain a regulation and control deviation coefficient if the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value do not exceed the corresponding preset threshold value; and carrying out numerical comparison on the regulation deviation coefficient and a preset regulation deviation coefficient threshold value, if the regulation deviation coefficient exceeds the preset regulation deviation coefficient threshold value, generating an execution accuracy disqualification signal, and if the regulation deviation coefficient does not exceed the preset regulation deviation coefficient threshold value, generating an execution accuracy qualification signal.
Further, when the temperature and humidity of the vehicle-mounted air conditioner are regulated so that the environment in the vehicle reaches the set temperature and humidity requirement, the execution accuracy evaluation module acquires the starting regulation time of the vehicle-mounted air conditioner and the time when the set temperature and humidity requirement is met, the starting regulation time is subtracted from the time when the set temperature and humidity requirement is met to obtain regulation duration, the difference value between the real-time temperature at the starting regulation time and the set temperature is marked as a regulation temperature difference, and the regulation humidity difference is acquired in the same way;
performing numerical calculation on the regulation temperature difference and the regulation humidity difference to obtain a regulation temperature humidity value, performing ratio calculation on the regulation temperature humidity value and the regulation time length to obtain a regulation efficiency coefficient, performing numerical comparison on the regulation efficiency coefficient and a preset regulation efficiency coefficient threshold value, generating an execution efficiency disqualification signal if the regulation efficiency coefficient does not exceed the preset regulation efficiency coefficient threshold value, and generating an execution efficiency qualification signal if the regulation efficiency coefficient exceeds the preset regulation efficiency coefficient threshold value; and sending the execution efficiency unqualified signals to the vehicle-mounted display early warning module through the processor, and adding and storing the generation times of the execution efficiency unqualified signals by the processor.
Further, the specific operation process of the operation anomaly management analysis module comprises the following steps:
acquiring noise data generated by a vehicle-mounted air conditioner in a regulating operation process, performing difference value calculation on the noise data of two adjacent groups of detection time points in unit time to obtain noise variation values, performing summation calculation on all the noise variation values in unit time and taking an average value to obtain a noise average value, performing summation calculation on all the noise data in unit time and taking the average value to obtain a noise average value, and performing numerical calculation on the noise average value and the noise average value to obtain a noise coefficient;
the voltage data and the current data of the vehicle-mounted air conditioner in the regulating and controlling operation process are obtained, the voltage data of two adjacent groups of detection time points in unit time are subjected to difference value calculation to obtain pressure change values, all the pressure change values in unit time are subjected to summation calculation and mean value obtaining to obtain pressure change coefficients, and the rheological coefficients are obtained in the same way; and carrying out normalization calculation on the noise coefficient, the pressure change coefficient and the rheological coefficient to obtain an abnormal management value, carrying out numerical comparison on the abnormal management value and a preset abnormal management value, generating an abnormal management unqualified signal if the abnormal management value exceeds a preset abnormal management threshold, and generating an abnormal management qualified signal if the abnormal management value does not exceed the preset abnormal management threshold.
Further, the processor is in communication connection with the maintenance management and control feedback module, the maintenance management and control feedback module is used for setting a management and control period, acquiring the generation times of abnormal management failure signals and the generation times of execution efficiency failure signals corresponding to the vehicle-mounted air conditioner in the management and control period, respectively marking the generation times as abnormal management failure coefficients and execution efficiency failure coefficients, acquiring all maintenance dates corresponding to the vehicle-mounted air conditioner in a historical operation process, performing time difference calculation on two adjacent groups of maintenance dates to obtain maintenance interval duration, and summing up and calculating all maintenance interval duration and taking an average value to obtain maintenance analysis values; performing numerical calculation on the abnormal management defective coefficient, the execution efficiency defective coefficient and the maintenance analysis value of the corresponding vehicle-mounted air conditioner to obtain a maintenance value, performing numerical comparison on the maintenance value and a preset maintenance threshold value, generating a management and control early warning signal if the maintenance value exceeds the preset maintenance threshold value, and otherwise, generating a management and control normal signal; and sending the control normal signal or the control early warning signal to the processor.
Further, the processor is in communication connection with the overhaul matching pushing module, the processor sends a management and control early warning signal to the overhaul matching pushing module, the overhaul matching pushing module receives the management and control early warning signal, then collects the position of the corresponding vehicle and marks the position as an initial position, a circle is drawn by taking the initial position as a circle center and R0 as a radius, and the circular area is marked as a matching area; acquiring vehicle maintenance centers in a matching area, marking the corresponding vehicle maintenance centers as target objects i, i= {1,2, …, n }, wherein n represents the number of the vehicle maintenance centers and n is a natural number greater than 1;
setting a group of preset service quality factors corresponding to each vehicle maintenance center, collecting maintenance times and maintenance time of the vehicle-mounted air conditioner of the target object i, summing all maintenance time and taking an average value to obtain a maintenance time average value, and calculating the distance between the position of the target object i and the initial position to obtain a maintenance distance expression value; and carrying out normalization calculation on the maintenance times, the maintenance time average value, the maintenance distance representation value and the corresponding preset service quality factors of the target object i to obtain a matched push coefficient, and sending a vehicle maintenance center corresponding to the matched push coefficient with the largest numerical value to the vehicle-mounted display early warning module through the processor.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the vehicle-mounted air conditioner is correspondingly regulated based on the generated regulation strategy by generating the corresponding regulation strategy when the temperature and humidity abnormality is judged, so that the environment in the vehicle is automatically adaptively regulated, the comfort state of the environment in the vehicle is kept, and the regulation operation process of the vehicle-mounted air conditioner is subjected to the execution accuracy evaluation analysis to generate the execution accuracy qualified signal or the execution accuracy unqualified signal in real time, so that the automatic correction of corresponding operation parameters is realized, and the regulation effect and the regulation efficiency are ensured; the abnormal management analysis is carried out in the regulation and control operation process of the vehicle-mounted air conditioner so as to enable a corresponding driver to know the abnormal operation condition of the vehicle-mounted air conditioner in time and make corresponding improvement measures according to requirements;
2. according to the vehicle-mounted air conditioner management and control system, the running regulation and control of the vehicle-mounted air conditioner is subjected to execution efficiency evaluation to judge whether an execution efficiency unqualified signal is generated or not, so that a driver can know the regulation and control efficiency condition in time, the maintenance management and control feedback module is used for setting the management and control period and carrying out maintenance management and control analysis of the vehicle-mounted air conditioner to judge whether a management and control early warning signal is generated or not, and the maintenance matching pushing module is used for determining an optimal vehicle maintenance center corresponding to a vehicle when the management and control early warning signal is generated, so that automatic and reasonable selection of the vehicle maintenance center is realized, and timely maintenance of the vehicle-mounted air conditioner by the corresponding driver is facilitated.
Drawings
For the convenience of those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a system block diagram of a first embodiment of the present invention;
fig. 2 is a system block diagram of the second and third embodiments of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: as shown in fig. 1, the operation control system of the vehicle-mounted air conditioner of the automobile based on the internet comprises a processor, a temperature and humidity detection and analysis module, an intelligent decision regulation module, an execution accuracy evaluation module, an operation abnormality management analysis module and a vehicle-mounted display early warning module, wherein the processor is in communication connection with the temperature and humidity detection and analysis module, the intelligent decision regulation module, the execution accuracy evaluation module, the operation abnormality management analysis module and the vehicle-mounted display early warning module;
the temperature and humidity detection analysis module performs temperature and humidity detection analysis on the environment in the vehicle in the running process of the corresponding vehicle so as to generate a temperature and humidity normal signal or a temperature and humidity abnormal signal, the temperature and humidity normal signal or the temperature and humidity abnormal signal is sent to the vehicle-mounted display early warning module through the processor, the vehicle-mounted display early warning module sends out corresponding early warning after receiving the temperature and humidity abnormal signal, and the temperature and humidity abnormal signal is sent to the intelligent decision regulation module through the processor; the intelligent decision-making regulation and control module generates a corresponding regulation and control strategy after receiving the temperature and humidity abnormal signal, and correspondingly regulates and controls the vehicle-mounted air conditioner based on the generated regulation and control strategy so as to automatically and adaptively regulate the environment in the vehicle, thereby being beneficial to enabling the environment in the vehicle corresponding to the vehicle to be in a proper state all the time, improving the comfort of personnel in the vehicle and improving the intelligent degree; the specific operation process of the temperature and humidity detection and analysis module is as follows:
collecting real-time temperature and real-time humidity in an automobile, carrying out summation calculation on the maximum value and the minimum value of a preset proper temperature range and taking an average value to obtain a temperature judgment value, carrying out summation calculation on the maximum value and the minimum value of the preset proper humidity range and taking an average value to obtain a wet judgment value, carrying out difference calculation on the real-time temperature and the temperature judgment value and taking an absolute value to obtain a temperature difference value, carrying out difference calculation on the real-time humidity and the wet judgment value and taking an average value to obtain a wet difference value; carrying out numerical calculation on the temperature difference value WY and the humidity difference value SY through a formula CT=a1 xWY+a2 xSY to obtain a temperature-humidity detection value CT, wherein a1 and a2 are preset weight coefficients, and a2 is larger than a1 and larger than 1; and the larger the temperature and humidity detection value CT is, the more the environment in the vehicle needs to be regulated and controlled in time; and comparing the temperature and humidity detection value CT with a preset temperature and humidity detection threshold value, generating a temperature and humidity abnormal signal if the temperature and humidity detection value CT exceeds the preset temperature and humidity detection threshold value, and generating a temperature and humidity normal signal if the temperature and humidity detection value CT does not exceed the preset temperature and humidity detection threshold value.
The execution accuracy evaluation module is used for performing accuracy evaluation analysis on the regulation and control operation process of the vehicle-mounted air conditioner in the regulation and control operation process of the vehicle-mounted air conditioner, generating an execution accuracy qualified signal or an execution accuracy disqualified signal in real time through analysis, sending the execution accuracy qualified signal or the execution accuracy disqualified signal to the vehicle-mounted display early warning module through the processor, sending a corresponding early warning after the vehicle-mounted display early warning module receives the execution accuracy disqualified signal, and sending the execution accuracy disqualified signal to the intelligent decision regulation and control module through the processor so as to realize automatic correction of corresponding operation parameters, thereby being beneficial to guaranteeing regulation and control effects and regulation and control efficiency; the specific operation process of the execution accuracy evaluation module is as follows:
in the regulation and control operation process of the vehicle-mounted air conditioner, acquiring an actual fan rotating speed in the vehicle-mounted air conditioner, marking a deviation value of the actual fan rotating speed compared with a preset fan rotating speed in a corresponding regulation and control strategy as a fan rotating speed deviation value, acquiring a refrigerant flow speed deviation value, a compressor supercharging deviation value and a refrigerant temperature deviation value in a similar way, generating an execution accuracy disqualification signal if at least one of the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value exceeds a corresponding preset threshold value, and carrying out normalization calculation on the fan rotating speed deviation value ZS, the refrigerant flow speed deviation value LS, the compressor supercharging deviation value ZY and the refrigerant temperature deviation value WP through a formula TP=b1×ZS+b2×LS+b3×ZY+b4×WP to obtain a regulation and control deviation coefficient TP;
wherein b1, b2, b3 and b4 are preset weight coefficients, and the values of b1, b2, b3 and b4 are all larger than zero; the value of the regulating deviation coefficient TP is in a direct proportion relation with the fan rotating speed deviation value ZS, the refrigerant flow speed deviation value LS, the compressor supercharging deviation value ZY and the refrigerant temperature deviation value WP, and the larger the value of the regulating deviation coefficient TP is, the larger the regulating deviation at the corresponding moment is, the more the corresponding parameter is required to be corrected in time; and carrying out numerical comparison on the regulation deviation coefficient TP and a preset regulation deviation coefficient threshold value, if the regulation deviation coefficient TP exceeds the preset regulation deviation coefficient threshold value, indicating that the regulation accuracy at the corresponding moment is poor, generating an execution accuracy disqualification signal, and if the regulation deviation coefficient TP does not exceed the preset regulation deviation coefficient threshold value, indicating that the regulation accuracy at the corresponding moment is good, generating an execution accuracy qualification signal.
Further, when the vehicle-mounted air conditioner is regulated so that the environment in the vehicle reaches the set temperature and humidity requirement, the execution accuracy evaluation module acquires the starting regulation time of the vehicle-mounted air conditioner and the time when the set temperature and humidity requirement is met, the starting regulation time is subtracted from the time when the set temperature and humidity requirement is met to obtain the regulation duration, the difference value between the real-time temperature at the starting regulation time and the set temperature is marked as the regulation temperature difference, and the regulation humidity difference is acquired in the same way; numerical calculation is carried out on the regulating temperature difference TW and the regulating humidity difference TS through a formula HQ=ep1+ep2×TS to obtain a regulating temperature humidity value HQ, wherein ep1 and ep2 are preset weight coefficients, and values of ep1 and ep2 are larger than zero;
calculating the ratio of the regulating temperature and humidity value HQ to the regulating duration to obtain a regulating efficiency coefficient, comparing the regulating efficiency coefficient with a preset regulating efficiency coefficient threshold value in a numerical mode, if the regulating efficiency coefficient does not exceed the preset regulating efficiency coefficient threshold value, generating an execution efficiency unqualified signal, and if the regulating efficiency coefficient exceeds the preset regulating efficiency coefficient threshold value, generating an execution efficiency qualified signal; and sending the execution efficiency unqualified signals to a vehicle-mounted display early warning module through the processor, sending corresponding early warning when the vehicle-mounted display early warning module receives the execution efficiency unqualified signals, and adding and storing the generation times of the execution efficiency unqualified signals by the processor.
The operation anomaly management analysis module performs anomaly management analysis in the regulation and control operation process of the vehicle-mounted air conditioner so as to generate an anomaly management qualified signal or an anomaly management unqualified signal, the anomaly management unqualified signal is sent to the vehicle-mounted display early warning module through the processor, the vehicle-mounted display early warning module sends corresponding early warning after receiving the anomaly management unqualified signal so as to enable a corresponding driver to know the operation anomaly condition of the vehicle-mounted air conditioner in time, and make corresponding improvement measures according to requirements, the processor stores the generation times of the anomaly management unqualified signal together, and the specific operation process of the operation anomaly management analysis module is as follows:
acquiring noise data generated by a vehicle-mounted air conditioner in a regulating operation process, performing difference value calculation on the noise data of two adjacent groups of detection time points in unit time to obtain noise variation values, performing summation calculation on all the noise variation values in unit time and taking an average value to obtain a noise average value, performing summation calculation on all the noise data in unit time and taking the average value to obtain a noise average value, and performing numerical calculation on the noise average value and the noise average value to obtain a noise coefficient; the voltage data and the current data of the vehicle-mounted air conditioner in the regulating and controlling operation process are obtained, the voltage data of two adjacent groups of detection time points in unit time are subjected to difference value calculation to obtain pressure change values, all the pressure change values in unit time are subjected to summation calculation and mean value obtaining to obtain pressure change coefficients, and the rheological coefficients are obtained in the same way;
by the formulaCarrying out normalization calculation on the noise coefficient ZB, the pressure change coefficient YB and the rheological coefficient LB to obtain an abnormal management value YG, wherein sp1, sp2 and sp3 are preset proportional coefficients, and the values of sp1, sp2 and sp3 are all larger than zero; the larger the value of the abnormal management value YG is, the more abnormal the operation of the vehicle-mounted air conditioner at the corresponding moment is; and comparing the abnormal management value YG with a preset abnormal management value, if the abnormal management value YG exceeds the preset abnormal management threshold value, indicating that the running condition of the vehicle-mounted air conditioner at the corresponding moment is poor, generating an abnormal management disqualification signal, and if the abnormal management value YG does not exceed the preset abnormal management threshold value, indicating that the running condition of the vehicle-mounted air conditioner at the corresponding moment is good, generating an abnormal management qualification signal.
Embodiment two: as shown in fig. 2, the difference between this embodiment and embodiment 1 is that the processor is communicatively connected to a maintenance control feedback module, and the maintenance control feedback module is configured to set a control period, preferably thirty days; acquiring the generation times of abnormal management failure signals and the generation times of execution efficiency failure signals of corresponding vehicle-mounted air conditioners in a management and control period, respectively marking the generation times as abnormal management failure coefficients and execution efficiency failure coefficients, acquiring all maintenance dates of the corresponding vehicle-mounted air conditioners in a historical operation process, performing time difference calculation on two adjacent groups of maintenance dates to obtain maintenance interval duration, summing all maintenance interval duration, and taking an average value to obtain maintenance analysis values; performing numerical calculation on the abnormal management failure coefficient YX, the execution efficiency failure coefficient ZX and the maintenance analysis value BF of the corresponding vehicle-mounted air conditioner through a formula wg=tp1×yx+tp2×zx+tp3×bf to obtain a maintenance pipe value WG;
wherein tp1, tp2 and tp3 are preset weight coefficients, and the values of tp1, tp2 and tp3 are all larger than zero; the numerical value of the dimension pipe value WG is in a direct proportion relation with the abnormal management defective coefficient YX, the execution efficiency defective coefficient ZX and the maintenance analysis value BF, and the larger the numerical value of the dimension pipe value WG is, the worse the performance condition of the vehicle-mounted air conditioner in the management and control period is, the more the vehicle-mounted air conditioner needs to be maintained in time; comparing the value of the dimension pipe with a preset dimension pipe threshold value, if the value of the dimension pipe exceeds the preset dimension pipe threshold value, generating a management and control early warning signal, otherwise, generating a management and control normal signal; and the control normal signal or the control early warning signal is sent to the processor, the processor sends the control early warning signal to the vehicle-mounted display early warning module, and the vehicle-mounted display early warning module sends corresponding early warning after receiving the control early warning signal.
Embodiment III: as shown in fig. 2, the difference between the present embodiment and embodiments 1 and 2 is that the processor is in communication connection with the overhaul matching pushing module, the processor sends the control early warning signal to the overhaul matching pushing module, the overhaul matching pushing module collects the position of the corresponding vehicle and marks the position as an initial position after receiving the control early warning signal, and draws a circle by taking the initial position as a circle center and R0 as a radius, and marks the circular region as a matching region; acquiring vehicle maintenance centers in a matching area, marking the corresponding vehicle maintenance centers as target objects i, i= {1,2, …, n }, wherein n represents the number of the vehicle maintenance centers and n is a natural number greater than 1; setting a group of preset service quality factors corresponding to each vehicle maintenance center respectively, wherein the values of the preset service quality factors are all larger than zero; wherein, the higher the service quality and maintenance level of the corresponding vehicle maintenance center, the larger the value of the corresponding preset service quality factor;
collecting the maintenance times and maintenance time length of the vehicle-mounted air conditioner of the target object i, summing all maintenance time lengths, taking an average value to obtain a maintenance time average value, and calculating the distance between the position of the target object i and the initial position to obtain a maintenance distance expression value; normalizing and calculating the maintenance times WCi, the dimension time average value WSi, the dimension distance expression value WJi and the corresponding preset service quality factor FZi of the target object i by a formula PSi= FZi [ (tq1+tq4)/(tq2+tq3× WJi) ] to obtain a matched pushing coefficient PSi, wherein tq1, tq2, tq3 and tq4 are preset proportionality coefficients, and the values of tq1, tq2, tq3 and tq4 are all larger than zero; and the larger the value of the matched push coefficient PSi is, the more suitable the corresponding vehicle maintenance center is for carrying out the current maintenance operation; and the vehicle maintenance center corresponding to the matched pushing coefficient with the largest value is sent to the vehicle-mounted display early warning module through the processor, so that the automatic and reasonable selection of the vehicle maintenance center is realized, and the vehicle-mounted air conditioner maintenance is facilitated for corresponding drivers in time.
The working principle of the invention is as follows: when the intelligent decision regulation and control module is used, the temperature and humidity detection and analysis module is used for carrying out temperature and humidity detection and analysis on the environment in the vehicle in the running process of the corresponding vehicle so as to generate a temperature and humidity normal signal or a temperature and humidity abnormal signal, the intelligent decision regulation and control module is used for generating a corresponding regulation and control strategy after receiving the temperature and humidity abnormal signal, and the vehicle-mounted air conditioner is correspondingly regulated and controlled based on the generated regulation and control strategy so as to carry out automatic adaptive regulation on the environment in the vehicle, so that the environment in the vehicle is kept in a comfortable state; the execution accuracy evaluation module carries out execution accuracy evaluation analysis on the regulation and control operation process of the vehicle-mounted air conditioner so as to generate an execution accuracy qualified signal or an execution accuracy disqualified signal in real time, and the execution accuracy disqualified signal is sent to the intelligent decision regulation and control module through the processor so as to realize automatic correction of corresponding operation parameters, thereby ensuring regulation and control effects and regulation and control efficiency; and carrying out abnormal management analysis in the regulation and control operation process of the vehicle-mounted air conditioner through an operation abnormal management analysis module, so as to generate an abnormal management qualified signal or an abnormal management unqualified signal, so that a corresponding driver can timely know the operation abnormal condition of the vehicle-mounted air conditioner, and corresponding improvement measures can be made according to the needs.
The above formulas are all formulas with dimensions removed and numerical values calculated, the formulas are formulas with a large amount of data collected for software simulation to obtain the latest real situation, and preset parameters in the formulas are set by those skilled in the art according to the actual situation. The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. The vehicle-mounted air conditioner operation control system based on the Internet is characterized by comprising a processor, a temperature and humidity detection and analysis module, an intelligent decision regulation and control module, an execution accuracy evaluation module, an operation abnormality management and analysis module and a vehicle-mounted display early warning module; the temperature and humidity detection analysis module performs temperature and humidity detection analysis on the environment in the vehicle in the running process of the corresponding vehicle so as to generate a temperature and humidity normal signal or a temperature and humidity abnormal signal, the temperature and humidity normal signal or the temperature and humidity abnormal signal is sent to the vehicle-mounted display early warning module through the processor, and the temperature and humidity abnormal signal is sent to the intelligent decision regulation module through the processor; the intelligent decision regulation and control module generates a corresponding regulation and control strategy after receiving the temperature and humidity abnormal signal, and correspondingly regulates and controls the vehicle-mounted air conditioner based on the generated regulation and control strategy so as to automatically and adaptively regulate the environment in the vehicle;
the execution accuracy evaluation module is used for performing accuracy evaluation analysis on the regulation and control operation process of the vehicle-mounted air conditioner in the regulation and control operation process of the vehicle-mounted air conditioner, generating an execution accuracy qualified signal or an execution accuracy disqualified signal in real time through analysis, transmitting the execution accuracy qualified signal or the execution accuracy disqualified signal to the vehicle-mounted display early warning module through the processor, and transmitting the execution accuracy disqualified signal to the intelligent decision regulation and control module through the processor to realize operation parameter correction; the operation anomaly management analysis module performs anomaly management analysis in the regulation and control operation process of the vehicle-mounted air conditioner, so as to generate an anomaly management qualified signal or an anomaly management unqualified signal, the anomaly management unqualified signal is sent to the vehicle-mounted display early warning module through the processor, and the processor adds and stores the generation times of the anomaly management unqualified signal.
2. The internet-based vehicle-mounted air conditioner operation control system according to claim 1, wherein the specific operation process of the temperature and humidity detection and analysis module comprises:
collecting real-time temperature and real-time humidity in an automobile, carrying out summation calculation on the maximum value and the minimum value of a preset proper temperature range and taking an average value to obtain a temperature judgment value, carrying out summation calculation on the maximum value and the minimum value of the preset proper humidity range and taking an average value to obtain a wet judgment value, carrying out difference calculation on the real-time temperature and the temperature judgment value and taking an absolute value to obtain a temperature difference value, carrying out difference calculation on the real-time humidity and the wet judgment value and taking an average value to obtain a wet difference value; and carrying out numerical calculation on the temperature difference value and the humidity difference value to obtain a temperature-humidity detection value, generating a temperature-humidity abnormal signal if the temperature-humidity detection value exceeds a preset temperature-humidity detection threshold value, and generating a temperature-humidity normal signal if the temperature-humidity detection value does not exceed the preset temperature-humidity detection threshold value.
3. The internet-based vehicle-mounted air conditioner operation control system according to claim 2, wherein the specific operation process of executing the accuracy evaluation module comprises:
in the regulation and control operation process of the vehicle-mounted air conditioner, acquiring the actual fan rotating speed in the vehicle-mounted air conditioner, marking the deviation value of the actual fan rotating speed compared with the preset fan rotating speed in the corresponding regulation and control strategy as a fan rotating speed deviation value, acquiring a refrigerant flow speed deviation value, a compressor supercharging deviation value and a refrigerant temperature deviation value by the same method, generating an execution accuracy disqualification signal if at least one of the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value exceeds the corresponding preset threshold value, and carrying out normalization calculation on the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value to obtain a regulation and control deviation coefficient if the fan rotating speed deviation value, the refrigerant flow speed deviation value, the compressor supercharging deviation value and the refrigerant temperature deviation value do not exceed the corresponding preset threshold value; and if the regulation deviation coefficient exceeds the preset regulation deviation coefficient threshold value, generating an execution accuracy disqualification signal, and if the regulation deviation coefficient does not exceed the preset regulation deviation coefficient threshold value, generating an execution accuracy qualification signal.
4. The internet-based vehicle-mounted air conditioner operation control system according to claim 3, wherein when the vehicle-mounted air conditioner is regulated so that the environment in the vehicle reaches the set temperature and humidity requirement, the execution accuracy evaluation module acquires the starting regulation time of the vehicle-mounted air conditioner and the time when the set temperature and humidity requirement is met, the starting regulation time is subtracted from the time when the set temperature and humidity requirement is met to obtain regulation duration, the difference value between the real-time temperature at the starting regulation time and the set temperature is marked as a regulation temperature difference, and the regulation humidity difference is acquired in the same way;
performing numerical calculation on the regulation temperature difference and the regulation humidity difference to obtain a regulation temperature humidity value, performing ratio calculation on the regulation temperature humidity value and the regulation time length to obtain a regulation efficiency coefficient, generating an execution efficiency unqualified signal if the regulation efficiency coefficient does not exceed a preset regulation efficiency coefficient threshold value, and generating an execution efficiency qualified signal if the regulation efficiency coefficient exceeds the preset regulation efficiency coefficient threshold value; and sending the execution efficiency unqualified signals to the vehicle-mounted display early warning module through the processor, and adding and storing the generation times of the execution efficiency unqualified signals by the processor.
5. The internet-based vehicle-mounted air conditioner operation control system according to claim 1, wherein the specific operation process of the operation anomaly management analysis module comprises:
acquiring noise data generated by a vehicle-mounted air conditioner in a regulating operation process, performing difference value calculation on the noise data of two adjacent groups of detection time points in unit time to obtain noise variation values, performing summation calculation on all the noise variation values in unit time and taking an average value to obtain a noise average value, performing summation calculation on all the noise data in unit time and taking the average value to obtain a noise average value, and performing numerical calculation on the noise average value and the noise average value to obtain a noise coefficient;
the voltage data and the current data of the vehicle-mounted air conditioner in the regulating and controlling operation process are obtained, the voltage data of two adjacent groups of detection time points in unit time are subjected to difference value calculation to obtain pressure change values, all the pressure change values in unit time are subjected to summation calculation and mean value obtaining to obtain pressure change coefficients, and the rheological coefficients are obtained in the same way; and carrying out normalization calculation on the noise coefficient, the pressure change coefficient and the rheological coefficient to obtain an abnormal management value, generating an abnormal management unqualified signal if the abnormal management value exceeds a preset abnormal management threshold, and generating an abnormal management qualified signal if the abnormal management value does not exceed the preset abnormal management threshold.
6. The operation control system of the vehicle-mounted air conditioner based on the Internet according to claim 4, wherein the processor is in communication connection with a maintenance management feedback module, the maintenance management feedback module is used for setting a management period, acquiring the generation times of abnormal management failure signals and the generation times of execution efficiency failure signals of the corresponding vehicle-mounted air conditioner in the management period, respectively marking the generation times as abnormal management failure coefficients and execution efficiency failure coefficients, acquiring all maintenance dates of the corresponding vehicle-mounted air conditioner in a historical operation process, performing time difference calculation on two adjacent groups of maintenance dates to obtain maintenance interval duration, summing all maintenance interval duration and taking a mean value to obtain a maintenance analysis value; performing numerical calculation on the abnormal management defective coefficient, the execution efficiency defective coefficient and the maintenance analysis value of the corresponding vehicle-mounted air conditioner to obtain a maintenance value, if the maintenance value exceeds a preset maintenance threshold value, generating a management and control early warning signal, otherwise, generating a management and control normal signal; and sending the control normal signal or the control early warning signal to the processor.
7. The internet-based vehicle-mounted air conditioner operation control system according to claim 6, wherein the processor is in communication connection with the overhaul matching pushing module, the processor sends a management and control early warning signal to the overhaul matching pushing module, the overhaul matching pushing module receives the management and control early warning signal, then collects the position of the corresponding vehicle and marks the position as an initial position, draws a circle by taking the initial position as a circle center and R0 as a radius, and marks the circular area as a matching area; acquiring vehicle maintenance centers in a matching area, marking the corresponding vehicle maintenance centers as target objects i, i= {1,2, …, n }, wherein n represents the number of the vehicle maintenance centers and n is a natural number greater than 1;
setting a group of preset service quality factors corresponding to each vehicle maintenance center, collecting maintenance times and maintenance time of the vehicle-mounted air conditioner of the target object i, summing all maintenance time and taking an average value to obtain a maintenance time average value, and calculating the distance between the position of the target object i and the initial position to obtain a maintenance distance expression value; and carrying out normalization calculation on the maintenance times, the maintenance time average value, the maintenance distance representation value and the corresponding preset service quality factors of the target object i to obtain a matched push coefficient, and sending a vehicle maintenance center corresponding to the matched push coefficient with the largest numerical value to the vehicle-mounted display early warning module through the processor.
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