CN-121993988-A - Intelligent diagnosis method and system for temperature control faults of refrigerator for cruise ship

CN121993988ACN 121993988 ACN121993988 ACN 121993988ACN-121993988-A

Abstract

The invention relates to the technical field of temperature control monitoring of a refrigerator, and discloses an intelligent diagnosis method and system for temperature control faults of a refrigerator for a cruise ship, wherein the system comprises a temperature adjustment parameter processing module of the refrigerator for the cruise ship, a temperature adjustment response fault diagnosis module of the refrigerator for the cruise ship, and a temperature adjustment response fault classification module of the refrigerator for the cruise ship; the temperature regulation rate change database is scientifically established under the temperature regulation response fault state of the cruise ship refrigerator based on the maximum circulation times of the temperature regulation operation of the cruise ship refrigerator, mass data of the temperature regulation rate change of the cruise ship refrigerator are scientifically collected based on big data, comprehensive and reliable diagnosis of the temperature regulation response fault event type of the cruise ship refrigerator is carried out according to the probability data of the temperature regulation response fault event of the cruise ship refrigerator, accurate identification of the temperature regulation response fault type of the cruise ship refrigerator based on the big data and probability statistics is achieved, and scientificity of the temperature control fault diagnosis of the cruise ship refrigerator is improved.

Inventors

DONG XIN
LIU JIAN
DING SHIHANG
CHEN JIEFENG
LIU JINGHAO
REN BAIHAO
DONG JIE
ZOU BINBIN

Assignees

山东宏泰电器有限公司

Dates

Publication Date: 20260508
Application Date: 20260313

Claims (10)

1. The intelligent diagnosis method for the temperature control fault of the refrigerator for the cruise ship is characterized by comprising the following steps of: Step 1, collecting real-time geographic temperature value of the loose pulley, initial temperature value of temperature regulation of the refrigerator, final temperature value of temperature regulation of the refrigerator and temperature regulation time length data of the refrigerator; Step 2, performing temperature regulation rate threshold value recognition processing on the cruise ship refrigerated cabinet based on the real-time geographic temperature of the cruise ship to obtain a temperature regulation rate threshold value of the target cruise ship geographic temperature refrigerated cabinet; And 3, when the fault occurs, sequentially and circularly executing the steps 1 to 2 based on the maximum circulation times of the temperature regulation operation of the cruise ship refrigerator, establishing a temperature regulation rate change database under the temperature regulation response fault state of the cruise ship refrigerator to obtain a temperature regulation rate change fault database of the cruise ship refrigerator, distinguishing the temperature regulation response fault event types of the cruise ship refrigerator to obtain cruise ship refrigerator temperature regulation response fault event classification data, carrying out statistical treatment on the occurrence probability of the temperature regulation response fault event types of the cruise ship refrigerator to obtain cruise ship refrigerator temperature regulation response fault event probability data, and carrying out comprehensive diagnosis treatment on the temperature regulation response fault event types of the cruise ship refrigerator to obtain cruise ship refrigerator temperature regulation response fault diagnosis result information.
2. The intelligent diagnosis method for temperature control faults of a refrigerator for a cruise ship according to claim 1 is characterized by collecting real-time geographic temperature values of the cruise ship, initial temperature values of temperature adjustment of the refrigerator, final temperature values of temperature adjustment of the refrigerator and temperature adjustment time length data of the refrigerator, calculating temperature adjustment difference values of temperature adjustment processes of the refrigerator for the cruise ship to obtain temperature adjustment temperature difference values of the refrigerator, calculating temperature adjustment rate values of the temperature adjustment processes of the refrigerator for the cruise ship, and obtaining temperature adjustment rate values of the refrigerator, comprising the following steps of: The method comprises the steps of 11, acquiring temperature data of a current geographical environment in the running process of the cruise ship on line through a temperature sensor, and generating a real-time geographical temperature value of the cruise ship, wherein the initial temperature data and the final temperature data of the refrigerator in the normal temperature adjustment process of the cruise ship refrigerator in the current geographical environment in the running process of the cruise ship and the total time length data of the temperature adjustment process are generated through a control end of the refrigerator, and a temperature adjustment initial temperature value, a temperature adjustment final temperature value of the refrigerator and temperature adjustment time length data of the refrigerator are generated; and 12, carrying out temperature regulation difference value measurement and calculation processing on the temperature regulation process of the cruise ship refrigerator according to the temperature regulation temperature difference value of the refrigerator and the refrigerator temperature regulation duration data to obtain a temperature regulation rate measurement and calculation processing on the temperature regulation process of the cruise ship refrigerator according to the temperature regulation temperature difference value of the refrigerator and the refrigerator temperature regulation duration data to obtain a refrigerator temperature regulation rate value.
3. The intelligent diagnosis method for temperature control faults of a refrigerator for a cruise ship according to claim 2 is characterized in that temperature adjustment difference value measuring and calculating processing is carried out on the temperature adjustment difference value in the temperature adjustment process of the refrigerator for the cruise ship based on the initial temperature value of temperature adjustment of the refrigerator and the final temperature value of temperature adjustment of the refrigerator to obtain a temperature adjustment temperature difference value of the refrigerator, temperature adjustment rate measuring and calculating processing is carried out on the temperature adjustment rate in the temperature adjustment process of the refrigerator for the cruise ship according to the temperature adjustment temperature difference value of the refrigerator and the temperature adjustment duration data of the refrigerator to obtain a temperature adjustment rate value of the refrigerator, and the intelligent diagnosis method comprises the following steps: Step 121, performing temperature value difference and absolute value processing on the temperature value of the temperature regulation initial temperature value of the refrigerated cabinet and the temperature value of the temperature regulation end point of the refrigerated cabinet, and counting out the temperature regulation temperature difference value of the refrigerated cabinet; and 122, carrying out quotient value processing on the temperature regulation difference value of the refrigerator and the temperature regulation time length data of the refrigerator, and counting the temperature regulation speed value of the refrigerator.
4. The intelligent diagnosis method for temperature control faults of a cruise ship refrigerator according to claim 3 is characterized in that the intelligent diagnosis method is characterized in that temperature adjustment speed threshold value recognition processing of the cruise ship refrigerator is carried out based on real-time geographic temperature of the cruise ship to obtain a target cruise ship geographic temperature refrigerator temperature adjustment speed threshold value, temperature adjustment response fault states of the cruise ship refrigerator are analyzed and processed to obtain target cruise ship refrigerator temperature adjustment response fault analysis data, and when the temperature is normal, the intelligent diagnosis method directly ends the temperature control fault diagnosis operation of the cruise ship refrigerator, and the intelligent diagnosis method comprises the following steps: Step 21, based on the cruise ship real-time geographic temperature value and the cruise ship geographic temperature refrigerator temperature adjustment rate threshold value matrix, performing temperature adjustment rate threshold value identification processing on the cruise ship refrigerator to obtain a target cruise ship geographic temperature refrigerator temperature adjustment rate threshold value; And 22, analyzing and processing the temperature regulation response fault state of the cruise ship refrigerator according to the temperature regulation rate value of the refrigerator and the temperature regulation rate threshold value of the target cruise ship geographic temperature refrigerator to obtain target temperature regulation response fault analysis data of the cruise ship refrigerator, wherein the target temperature regulation response fault analysis data of the cruise ship refrigerator comprise normal and faults, and directly ending the temperature control fault diagnosis operation of the cruise ship refrigerator when the temperature regulation response fault analysis data of the cruise ship refrigerator is normal.
5. The intelligent diagnosis method for temperature control faults of a cruise ship refrigerator according to claim 4 is characterized in that the temperature adjustment rate threshold value recognition processing of the cruise ship refrigerator is carried out based on the real-time geographical temperature value of the cruise ship and the temperature adjustment rate threshold value matrix of the cruise ship geographical temperature refrigerator, and the temperature adjustment rate threshold value of the target cruise ship geographical temperature refrigerator is obtained by the following steps: step 211, establishing a temperature adjustment rate threshold matrix of the cruise ship geographic temperature refrigerator The said Comprising Wherein Represent the first A temperature adjustment rate threshold value of the cruise ship geographic temperature refrigerator corresponding to the cruise ship geographic temperature type; 212, combining the real-time geographic temperature value of the cruise ship with the temperature value The said in Matching geographical temperature values of the cruise ship, and searching out the geographical temperature values corresponding to the real-time geographical temperature values of the cruise ship And constructing a temperature regulating speed threshold of the target cruise ship geographic temperature refrigerator.
6. The intelligent diagnosis method for temperature control faults of a cruise ship refrigerator according to claim 5 is characterized in that temperature regulation response fault state analysis processing of the cruise ship refrigerator is carried out according to the temperature regulation speed value of the refrigerator and the temperature regulation speed threshold value of the target cruise ship geographic temperature refrigerator to obtain target cruise ship refrigerator temperature regulation response fault analysis data, the target cruise ship refrigerator temperature regulation response fault analysis data comprise normal and faults, and when the target cruise ship refrigerator temperature regulation response fault analysis data are normal, the diagnosis operation for the temperature control faults of the cruise ship refrigerator is directly finished, and the intelligent diagnosis method comprises the following steps: 221, comparing the temperature regulation rate value of the refrigerator with the temperature regulation rate threshold value of the target cruise ship geographic temperature refrigerator, and generating target cruise ship refrigerator temperature regulation response fault analysis data according to the comparison result of the temperature regulation rate value of the cruise ship refrigerator; outputting the temperature regulation response fault analysis data of the target cruise ship refrigerator as a fault when the temperature regulation rate value of the refrigerator is smaller than the temperature regulation rate threshold of the target cruise ship geographic temperature refrigerator; When the temperature regulation rate value of the refrigerator is not smaller than the temperature regulation rate threshold value of the target cruise ship geographic temperature refrigerator, outputting the temperature regulation response fault analysis data of the target cruise ship refrigerator to be normal, and directly ending the temperature control fault diagnosis operation of the cruise ship refrigerator at the moment.
7. The intelligent diagnosis method for the temperature control fault of the refrigerator for the cruise ship according to claim 6, wherein when the intelligent diagnosis method is fault, the intelligent diagnosis method is characterized in that when the intelligent diagnosis method is fault, the intelligent diagnosis method for the temperature control fault of the refrigerator for the cruise ship is characterized by sequentially and circularly executing the steps 1 to 2 based on the maximum circulation times of the temperature adjustment operation of the refrigerator for the cruise ship to establish a temperature adjustment rate change database under the temperature adjustment response fault state of the refrigerator for the cruise ship to obtain a temperature adjustment rate change fault database of the refrigerator for the cruise ship, distinguishing the temperature adjustment response fault event types of the refrigerator for the cruise ship to obtain the temperature adjustment response fault event classification data of the refrigerator for the cruise ship, counting the occurrence probability of the temperature adjustment response fault event types of the refrigerator for the cruise ship to obtain the temperature adjustment response fault event probability data of the refrigerator for the cruise ship, and comprehensively diagnosing the temperature adjustment response fault event types of the refrigerator to obtain the temperature adjustment response fault diagnosis result information of the refrigerator for the cruise ship comprises the following steps: Step 31, when the target temperature regulation response fault analysis data of the cruise ship refrigerator is a fault, orderly and circularly executing the steps 1 to 2 based on the maximum circulation times of the temperature regulation operation of the cruise ship refrigerator to establish a temperature regulation rate change database under the temperature regulation response fault state of the cruise ship refrigerator, thereby obtaining a temperature regulation rate change fault database of the cruise ship refrigerator; And 32, carrying out the occurrence probability statistical processing of the temperature regulation response fault event types of the cruise ship refrigerator based on the temperature regulation response fault event classification data set of the cruise ship refrigerator to obtain the temperature regulation response fault event probability data set of the cruise ship refrigerator, and carrying out the comprehensive diagnosis processing of the temperature regulation response fault event types of the cruise ship refrigerator according to the temperature regulation response fault event probability data set of the cruise ship refrigerator to obtain the temperature regulation response fault diagnosis result information of the cruise ship refrigerator.
8. The intelligent diagnosis method of the temperature control fault of the refrigerator for the cruise ship according to claim 7, wherein when the target temperature adjustment response fault analysis data of the freezer for the cruise ship is a fault, the method sequentially and circularly executes the steps 1 to 2 based on the maximum circulation times of the temperature adjustment operation of the freezer for the cruise ship to establish a temperature adjustment rate change database under the temperature adjustment response fault state to obtain a temperature adjustment rate change fault database of the freezer for the cruise ship, and the method carries out the type distinguishing processing of the temperature adjustment response fault of the freezer for the cruise ship according to the temperature adjustment rate change fault database of the freezer for the cruise ship and the standard temperature adjustment rate change interval set of the temperature adjustment response fault event of the freezer for the cruise ship, and the method comprises the following steps: Step 311, when the temperature adjustment response fault analysis data of the target cruise ship refrigerator is a fault, adjusting the maximum cycle number of operation based on the set temperature of the cruise ship refrigerator Sequentially and circularly executing the steps 1 to 2 to obtain that under the condition that the temperature regulation response fault analysis data of the target cruise ship refrigerated cabinet is fault, the generated temperature regulation rate value of the refrigerated cabinet and the temperature regulation rate value of the cruise ship refrigerated cabinet corresponding to the temperature regulation rate threshold value of the target cruise ship geographic temperature refrigerated cabinet are subjected to temperature regulation rate value difference and absolute value taking processing, and a fault warehouse of the temperature regulation rate change quantity of the cruise ship refrigerated cabinet is constructed The said Comprising Wherein Represent the first Executing the fault data of the temperature adjustment rate change quantity of the cruise ship refrigerated cabinet acquired in the step 1 to the step 2 in a secondary cycle; Step 312, establishing a standard temperature adjustment rate change interval set for temperature adjustment of the cruise ship refrigerated cabinet in response to the fault event The said Comprising And Wherein Indicating that the type of the temperature regulation response fault event of the cruise ship refrigerator is a standard temperature regulation rate change interval of the temperature regulation response fault event of the cruise ship refrigerator corresponding to the temperature regulation fault event, And Respectively represent the The temperature regulation of the middle-left-right balance-wheel refrigerated cabinet responds to the standard temperature regulation rate change end value of fault event, wherein Indicating that the type of the fault event corresponding to the temperature regulation response of the cruise ship refrigerator is the standard temperature regulation rate change interval of the fault event corresponding to the temperature regulation performance event, And Respectively represent the The temperature regulation of the middle-left-right balance-wheel refrigerator responds to the standard temperature regulation rate variation end value of the fault event; Step 313, combining the above The said in Maximum circulation times of operation according to temperature regulation of loose pulley refrigerator Ordered with the described The inside is described To the point of The temperature regulation of the middle-left-right balance-wheel refrigerated cabinet responds to the standard temperature regulation rate change end value of the fault event to carry out temperature regulation rate change numerical value matching, and the temperature regulation rate change end value is searched out and matched with the temperature regulation rate change end value The matched cruise ship refrigerator temperature regulation response fault event type text information corresponding to the cruise ship refrigerator temperature regulation response fault event standard temperature regulation rate change interval generates a cruise ship refrigerator temperature regulation response fault event classification data set through data identification The said Comprising Wherein Representing the said The corresponding cruise ship freezer temperature regulation is responsive to fault event classification data.
9. The intelligent diagnosis method for temperature control faults of a cruise ship refrigerator according to claim 8 is characterized in that the intelligent diagnosis method for temperature control faults of the cruise ship refrigerator is characterized in that the occurrence probability statistics of the temperature control response fault event type of the cruise ship refrigerator is processed based on the temperature control response fault event classification data set of the cruise ship refrigerator to obtain the temperature control response fault event probability data set of the cruise ship refrigerator, the comprehensive diagnosis processing of the temperature control response fault event type of the cruise ship refrigerator is carried out according to the temperature control response fault event probability data set of the cruise ship refrigerator, and the diagnosis result information of the temperature control response fault of the cruise ship refrigerator is obtained, and the intelligent diagnosis method comprises the following steps: step 321, according to the temperature regulation fault event keywords and the temperature regulation performance event keywords, matching the temperature regulation fault event keywords with the temperature regulation performance event keywords The said in The temperature regulation response fault event type of the cruise ship refrigerator is subjected to occurrence count processing, and a cruise ship refrigerator temperature regulation response fault event number set is generated The said Comprising And Wherein Indicating the maximum cycle number of the operation according to the temperature adjustment of the cruise ship refrigerator The steps 1 to 2 are circularly executed to generate the number of the temperature regulation response fault events of the cruise ship refrigerator, the type of the temperature regulation response fault event of the cruise ship refrigerator is the number of the temperature regulation response fault events of the cruise ship refrigerator corresponding to the temperature regulation fault event, Indicating the maximum cycle number of the operation according to the temperature adjustment of the cruise ship refrigerator Cyclically executing steps 1 to 2 to generate a type of fault event responsive to temperature regulation of the cruise ship refrigerated cabinet the temperature regulation response fault event times of the cruise ship refrigerator corresponding to the temperature regulation performance event; Step 322, combining the above The said in To the point of Respectively and quickly regulating the maximum circulation times of the temperature regulation operation of the hairwheel refrigerator Performing numerical operator metering processing and generating a fault event probability data set of temperature regulation response of the cruise ship refrigerated cabinet The said Comprising And Wherein Indicating the maximum cycle number of the operation according to the temperature adjustment of the cruise ship refrigerator The step 1 to the step 2 are executed circularly to generate probability data of the temperature regulation response fault event of the cruise ship refrigerator, wherein the type of the temperature regulation response fault event of the cruise ship refrigerator is that of the temperature regulation fault event; indicating the maximum cycle number of the operation according to the temperature adjustment of the cruise ship refrigerator The step 1 to the step 2 are executed circularly to generate probability data of the temperature regulation response fault event of the cruise ship refrigerator, wherein the type of the temperature regulation response fault event of the cruise ship refrigerator is corresponding to the temperature regulation performance event; step 323, combining the above The said in And (3) with The probability value comparison of the temperature regulation response fault event of the cruise ship refrigerator is carried out, and the temperature regulation response fault diagnosis result information of the cruise ship refrigerator is generated according to the probability value comparison result of the temperature regulation response fault event of the cruise ship refrigerator; When (when) Greater than Outputting the temperature regulation response fault diagnosis result information of the cruise ship refrigerated cabinet as a temperature regulation fault event; When (when) Equal to When the target cruise ship refrigerator temperature regulation response fault analysis data is a fault, outputting temperature regulation fault diagnosis result information of the cruise ship refrigerator as a temperature regulation fault event and a temperature regulation performance event; When (when) Less than And outputting the temperature regulation response fault diagnosis result information of the cruise ship refrigerator as the temperature regulation performance event.
10. The intelligent fault diagnosis system for the temperature control of the refrigerator for the cruise ship is used for realizing the intelligent fault diagnosis method for the temperature control of the refrigerator for the cruise ship, and is characterized by comprising a temperature adjustment parameter processing module of the refrigerator for the cruise ship, a temperature adjustment response fault diagnosis module of the refrigerator for the cruise ship and a temperature adjustment response fault classification module of the refrigerator for the cruise ship.

Description

Intelligent diagnosis method and system for temperature control faults of refrigerator for cruise ship Technical Field The invention relates to the technical field of temperature control monitoring of a refrigerator, in particular to an intelligent diagnosis method and system for temperature control faults of a refrigerator for a cruise ship. Background The temperature regulation fault of the refrigerated cabinet for the cruise ship refers to the fact that the refrigerating device cannot accurately and reliably regulate the set temperature under the specific environment of the ship, the fault usually relates to a plurality of aspects such as a control system, a refrigerating system, an electric system and the like, and the refrigerated cabinet for the cruise ship needs to adapt to the huge environmental temperature and humidity change from equator to polar region and resist continuous vibration and salt spray corrosion. The control system has high-precision temperature regulation function, and the temperature difference existing in different areas (such as a high-temperature kitchen and a low-temperature refrigerating area) on the cruise ship, the cargo loading density and the door opening frequency difference can cause uneven heat load, and further cause local temperature fluctuation or system overload. The system instability is aggravated by factors such as fluctuation of offshore voltage, insufficient waterproof performance of equipment and the like, and the faults not only threaten the safety of food and goods, but also increase energy consumption, so that the temperature regulation fault monitoring of the refrigerated cabinet for the cruise ship is a key for ensuring the safe and reliable control of the temperature of the refrigerated cabinet for the cruise ship, the self-adaptive diagnosis of the temperature regulation response fault state based on the geographical temperature difference of the cruise ship cannot be realized in the existing temperature control process of the refrigerated cabinet for the cruise ship, the scientific diagnosis of the temperature regulation response fault type cannot be carried out, and the safety and the effect of the temperature control of the refrigerated cabinet for the cruise ship are reduced. The Chinese patent publication No. CN119321654B and publication date 2025.05.06 discloses an intelligent control method of an environment-friendly refrigerator based on data acquisition of the Internet of things, which comprises the steps of marking the environment-friendly refrigerator as a test object, generating a plurality of test periods with equal duration, distributing corresponding adjusting parameters for the test periods, acquiring an air temperature value of the test object in real time in the test period, marking the air temperature value as an air temperature value, adjusting an energy-saving temperature range of the test object, judging whether the air temperature value is in the energy-saving temperature range, and performing compressor operation control according to a judging result. Disclosure of Invention (One) solving the technical problems In order to solve the problems that the prior cruise ship freezer temperature control process can not realize self-adaptive diagnosis on the temperature regulation response fault state based on the cruise ship geographic temperature difference and can not carry out scientific diagnosis on the temperature regulation response fault type, and the safety and the effect of the cruise ship freezer temperature control are reduced, the purposes of realizing the self-adaptive diagnosis on the freezer temperature regulation response fault state based on the cruise ship geographic temperature difference, accurately identifying the freezer temperature regulation response fault type based on probability analysis and improving the safety and the effect of the cruise ship freezer temperature control are achieved. (II) technical scheme The invention is realized by the following technical scheme that the intelligent diagnosis method for the temperature control fault of the refrigerator for the cruise ship comprises the following steps: Step 1, collecting real-time geographic temperature value of the loose pulley, initial temperature value of temperature regulation of the refrigerator, final temperature value of temperature regulation of the refrigerator and temperature regulation time length data of the refrigerator; Step 2, performing temperature regulation rate threshold value recognition processing on the cruise ship refrigerated cabinet based on the real-time geographic temperature of the cruise ship to obtain a temperature regulation rate threshold value of the target cruise ship geographic temperature refrigerated cabinet; And 3, when the fault occurs, sequentially and circularly executing the steps 1 to 2 based on the maximum circulation times of the temperature regulation operation of the cruise ship refrigerator, establishing a te