CN115111703A - Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner - Google Patents
Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner Download PDFInfo
- Publication number
- CN115111703A CN115111703A CN202210720892.7A CN202210720892A CN115111703A CN 115111703 A CN115111703 A CN 115111703A CN 202210720892 A CN202210720892 A CN 202210720892A CN 115111703 A CN115111703 A CN 115111703A
- Authority
- CN
- China
- Prior art keywords
- temperature
- air
- air conditioner
- water
- condition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 144
- 230000002159 abnormal effect Effects 0.000 claims abstract description 87
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 238000007689 inspection Methods 0.000 claims description 52
- 238000004590 computer program Methods 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 238000004378 air conditioning Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 description 17
- 238000005057 refrigeration Methods 0.000 description 12
- 230000000903 blocking effect Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000008400 supply water Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 2
- GHOKWGTUZJEAQD-ZETCQYMHSA-N (D)-(+)-Pantothenic acid Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-ZETCQYMHSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a method, a terminal and a storage medium for detecting filth blockage of a water-cooled air conditioner. The method comprises the following steps: acquiring air return temperature, and acquiring air supply temperature, water supply temperature and water outlet temperature when the air return temperature meets a state detection starting condition; when the return air temperature and the air supply temperature meet the air blockage state condition and/or the water supply temperature and the water outlet temperature meet the water blockage state condition, executing a corresponding task of checking the reason of the abnormal state; when the reason corresponding to the abnormal state is detected, generating a detection result; otherwise, a hardware check instruction is generated. The method and the device can judge whether the filth blockage occurs or not based on the air conditioner operation parameters, and automatically execute the task of checking the reason of the relevant abnormal state when judging that the filth blockage exists, so as to automatically check the reason of the filth blockage and improve the judgment efficiency.
Description
Technical Field
The invention relates to the technical field of air conditioner control, in particular to a method, a terminal and a storage medium for detecting filth blockage of a water-cooled air conditioner.
Background
The air quantity and water quantity at the tail end of the air conditioner of the Chiller water system are insufficient, and the operation effect of equipment is affected. When the problems are checked, professional personnel with certain heating and ventilation industry technology and maintenance experience are required to check the problems. Therefore, the maintenance labor cost is influenced, and the equipment cannot normally run in a short time. And a large amount of cost is required to be invested for each terminal device by adding an air volume and water volume measuring device and connecting the air volume and the water volume measuring device into a control system. At present, aiming at the problem that the air quantity and the water quantity at the tail end of an air conditioner of a water system are often insufficient, the traditional method adopts regular manual maintenance and inspection to ensure the operation of the system, the frequency and the depth of the maintenance and inspection simultaneously cause the increase of the operation and maintenance cost, dirty blockage occurs during non-maintenance inspection, the dirty blockage cannot be found in time, and the problem of poor timeliness of dirty blockage inspection exists.
Disclosure of Invention
The embodiment of the invention provides a method, a terminal and a storage medium for detecting filth blockage of a water-cooled air conditioner, and aims to solve the problem of poor timeliness of a traditional filth blockage detection scheme.
In a first aspect, an embodiment of the present invention provides a method for detecting filth blockage of a water-cooled air conditioner, including:
acquiring air return temperature, and acquiring air supply temperature, water supply temperature and water outlet temperature when the air return temperature meets a state detection starting condition;
when the return air temperature and the air supply temperature meet the air blockage state condition and/or the water supply temperature and the water outlet temperature meet the water blockage state condition, executing a corresponding task of checking the reason of the abnormal state;
when the reason corresponding to the abnormal state is detected, generating a detection result; otherwise, a hardware check instruction is generated.
In one possible implementation, the hardware check item instruction includes: the method comprises the following steps of (1) effluent temperature abnormity inspection, installation setting inspection and heat load abnormity inspection;
wherein the installation setup check includes: the short circuit inspection of the return air, the inspection that the return air inlet is not in the service area and the binding error inspection are carried out.
In a possible implementation manner, before obtaining the return air temperature, the method further comprises the following steps:
acquiring an air conditioner running mode, and determining a state detection starting condition, a wind blockage state condition and a water blockage state condition according to the air conditioner running mode; wherein the air conditioner operation mode includes a cooling mode and a heating mode.
In a possible implementation manner, when the air conditioner operation mode is a cooling mode, the state detection starting condition is that the return air temperature is greater than a first temperature value;
when the air conditioner running mode is a heating mode, the state detection starting condition is that the return air temperature is lower than a second temperature value; wherein the first temperature value is less than the second temperature value.
In a possible implementation manner, when the air conditioner operation mode is a refrigeration mode, the air blockage state condition is that the difference value of the return air temperature minus the supply air temperature is greater than a first temperature difference value;
when the air conditioner running mode is a heating mode, the air blockage state condition is that the difference value of the air supply temperature minus the return air temperature is larger than a second temperature difference value;
wherein the first temperature difference value is greater than or equal to the second temperature difference value.
In a possible implementation manner, when the air conditioner operation mode is a refrigeration mode, the water blocking state condition is that a difference value obtained by subtracting the water supply temperature from the water outlet temperature is greater than a third temperature difference value;
when the air conditioner running mode is a heating mode, the water blocking state condition is that the difference value of the water supply temperature minus the water outlet temperature is larger than a fourth temperature difference value;
wherein the third temperature difference value is less than or equal to the fourth temperature difference value.
In a possible implementation manner, the task of checking the reason for the abnormal state corresponding to the wind blockage state includes:
whether the opening degree of the return air valve, the opening degree of the intake valve and the air supply quantity of the fan meet a first set state or not is detected.
In a possible implementation manner, the inspection task corresponding to the water blocking state includes:
and checking whether the filter, the water valve opening degree and the water flow distribution meet a second set state.
In a possible implementation manner, before the obtaining of the air-conditioning operation mode and the return air temperature, the method further includes:
performing basic item check, and sending a fault instruction when a fault exists; otherwise, the operation of obtaining the air conditioner running mode and the return air temperature and the subsequent operation are executed.
In one possible implementation, the basic item checking includes:
checking whether the fan is shut down, checking whether remote control is successful, checking whether fan control logic is abnormal, checking whether water valve operation logic is abnormal and checking whether filter screen pressure difference is abnormal.
In one possible implementation manner, the checking whether the fan control logic is abnormal includes:
acquiring an air conditioner operation mode, a temporary return air temperature and a temporary fan frequency, and determining a corresponding first abnormal condition according to the air conditioner operation mode;
judging whether the temporary return air temperature and the temporary fan frequency meet the first abnormal condition or not;
wherein the first exception condition comprises: the air conditioner running mode, the set return air temperature and the set fan frequency.
In one possible implementation, the checking whether the water valve operation logic is abnormal includes:
acquiring an air conditioner operation mode, a temporary air supply temperature and a temporary cold water valve opening, and determining a corresponding second abnormal condition according to the air conditioner operation mode;
judging whether the temporary air supply temperature and the opening degree of the temporary cold water valve meet the second abnormal condition or not;
wherein the second exception condition comprises: the method comprises the steps of setting an air conditioner operation mode, setting air supply temperature and setting opening degree of a cold water valve.
In a possible implementation manner, after the air conditioner is started and operates for a set time period, the operation of obtaining the operation mode and the return air temperature of the air conditioner and the operation thereafter are executed.
In a second aspect, an embodiment of the present invention provides an apparatus for detecting filth blockage of a water-cooled air conditioner, including:
the system comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring the return air temperature and acquiring the air supply temperature, the water supply temperature and the water outlet temperature when the return air temperature meets the state detection starting condition;
the inspection module is used for executing the inspection task of the corresponding abnormal state reason when the return air temperature and the air supply temperature meet the air blockage state condition and/or the water supply temperature and the water outlet temperature meet the water blockage state condition;
the generating module is used for generating a checking result when the reason corresponding to the abnormal state is checked; otherwise, a hardware check instruction is generated.
In a third aspect, an embodiment of the present invention provides a terminal, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor implements the steps of the method according to the first aspect or any possible implementation manner of the first aspect when executing the computer program.
In a fourth aspect, the present invention provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program implements the steps of the method according to the first aspect or any one of the possible implementation manners of the first aspect.
The embodiment of the invention provides a method, a terminal and a storage medium for detecting filth blockage of a water-cooled air conditioner. And when the return air temperature and the supply air temperature meet the air blockage state condition and/or the water supply temperature and the water outlet temperature meet the water blockage state condition, executing a corresponding inspection task of the reason of the abnormal state. And when the reason corresponding to the abnormal state is detected, generating a detection result, otherwise, generating a hardware detection instruction. The embodiment of the invention can judge whether the filth blockage occurs or not based on the air conditioner operation parameters, and automatically execute the related abnormal state reason checking task when judging that the filth blockage exists, so as to realize the automatic checking of the filth blockage reason and improve the judging efficiency.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is an application scenario diagram of a method for detecting filth blockage of a water-cooled air conditioner according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating an implementation of a method for detecting filth blockage of a water-cooled air conditioner according to an embodiment of the present invention;
FIG. 3 is a flowchart illustrating an implementation of a method for detecting filth blockage of a water-cooled air conditioner according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of a device for detecting filth blockage of a water-cooled air conditioner according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a terminal according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The invention aims to judge the running quality of a system by using a general sensor and instrument of a heating and ventilation theory and project and perform wind blockage and water blockage diagnosis by using a program when the tail end of an air conditioner has insufficient cooling/heating. The inspection labor cost is effectively saved, the working efficiency of a professional operation and maintenance engineer is improved, meanwhile, a reference index can be provided for the maintenance of the tail end of the air conditioner, the operation quality of a site is improved, and the operation and maintenance cost is reduced.
The air conditioner terminal type corresponding to the scheme provided by the embodiment of the invention comprises almost all common wind-water heat exchange terminals such as AHU, PAU, FCU and the like. The embodiment of the invention is developed by taking the detection and automatic judgment of the wind blockage and water blockage of the terminal AHU of the Chiller water system as an example.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following description is made by way of specific embodiments with reference to the accompanying drawings.
Fig. 1 is an application scenario diagram of a method for detecting filth blockage of a water-cooled air conditioner according to an embodiment of the present invention. Shown in fig. 1 is a terminal AHU of a Chiller water system. The setting positions of the fan and the heat exchanger, and the detection points of the air supply temperature, the return air temperature, the water outlet temperature and the water supply temperature are shown.
Fig. 2 is a flowchart of an implementation of a method for detecting filth blockage of a water-cooled air conditioner according to an embodiment of the present invention, and as shown in fig. 2, the method includes the following steps:
and S201, acquiring the return air temperature, and acquiring the air supply temperature, the water supply temperature and the water outlet temperature when the return air temperature meets the state detection starting condition.
And S202, when the return air temperature and the air supply temperature meet the condition of the wind blockage state and/or the water supply temperature and the water outlet temperature meet the condition of the water blockage state, executing a corresponding task of checking the reason of the abnormal state. When the cause of the corresponding abnormal state is checked, step S203 is executed, otherwise step S204 is executed.
When the return air temperature and the air supply temperature meet the condition of the wind blockage state, the corresponding task for checking the reason of the abnormal state is the task for checking the reason of the abnormal state of the wind blockage; when the water supply temperature and the water outlet temperature meet the water blocking state condition, the corresponding task for checking the reason of the abnormal state is a task for checking the reason of the abnormal state of the water blocking; when the return air temperature and the air supply temperature meet the condition of the air blockage state and the water supply temperature and the water outlet temperature meet the condition of the water blockage state, the corresponding task for checking the reason of the abnormal state is a task for checking the reason of the abnormal state of the water blockage and a task for checking the reason of the abnormal state of the air blockage.
In a possible implementation manner, when the return air temperature and the supply air temperature meet the wind blockage state condition or the supply water temperature and the outlet water temperature meet the water blockage state condition, the corresponding task of checking the reason of the abnormal state is executed.
In one possible implementation, when the return air temperature and the supply air temperature satisfy the air-blocking state condition and the supply water temperature and the discharge water temperature satisfy the water-blocking state condition, the task of checking the cause of the abnormal state is executed.
S203, generating an inspection result.
In one possible implementation manner, the inspection result includes the reason of the abnormal state, or the reason of the abnormal state and the corresponding operation parameter, so that the user and the maintenance personnel can more accurately specify the corresponding maintenance scheme.
S204, generating a hardware checking instruction.
In one possible implementation, after the inspection result or the hardware inspection instruction is generated, prompting is performed through an air conditioning system display panel or a designated terminal. Optionally, the prompt is performed through one or more of an abnormal state code, abnormal state reason text prompt information and abnormal state reason voice prompt information.
In a possible implementation manner, after the inspection result or the hardware inspection instruction is generated, the inspection result or the hardware inspection instruction is sent to a mobile terminal of a user or a maintenance worker through a communication module so as to prompt timely maintenance and know a specific abnormal reason.
In the embodiment of the invention, by acquiring the return air temperature, when the return air temperature meets the state detection starting condition, the air supply temperature, the water supply temperature and the water outlet temperature are acquired, so that the filth blockage condition of the air conditioner can be checked by integrating various measured parameters. And when the return air temperature and the air supply temperature meet the condition of the air blockage state and/or the water supply temperature and the water outlet temperature meet the condition of the water blockage state, executing a corresponding task of checking the reason of the abnormal state. And when the reason corresponding to the abnormal state is detected, generating a detection result, otherwise, generating a hardware detection instruction. The embodiment of the invention can judge whether the filth blockage occurs or not based on the air conditioner operation parameters, and automatically execute the related abnormal state reason checking task when judging that the filth blockage exists, so as to realize the automatic checking of the filth blockage reason and improve the judging efficiency.
The method provided by the embodiment is mainly used for automatically checking the dirty blockage reason based on the detection of the air conditioner operation parameters, and in the practical application process, the condition that the air conditioner operation parameter detection is inaccurate due to hardware faults exists, and the hardware faults need to be manually checked.
In one possible implementation, the hardware check item instruction includes: the method comprises the following steps of (1) effluent temperature abnormity inspection, installation setting inspection and heat load abnormity inspection;
wherein, the installation setting check includes: return air short circuit inspection, return air inlet/outlet non-service area inspection and binding point error inspection.
In a possible implementation manner, before obtaining the return air temperature, the method further comprises the following steps:
acquiring an air conditioner running mode, and determining a state detection starting condition, a wind blockage state condition and a water blockage state condition according to the air conditioner running mode; the air conditioner operation mode comprises a cooling mode and a heating mode. And corresponding state detection starting conditions, wind blockage state conditions and water blockage state conditions are determined based on the air conditioner running mode, so that the pertinence and the accuracy of the detection scheme can be improved.
In one possible implementation manner, when the air conditioner operation mode is the refrigeration mode, the state detection starting condition is that the return air temperature is greater than a first temperature value;
when the air conditioner running mode is the heating mode, the state detection starting condition is that the return air temperature is less than a second temperature value; wherein the first temperature value is less than the second temperature value. Wherein, under the refrigeration mode, need reduce indoor temperature, consequently, when return air temperature is greater than first temperature value, judge to have the problem that refrigerating capacity is not enough, on this basis, refrigerating capacity is not enough mainly because the stifled refrigeration is inhomogeneous that leads to of wind or water blocking.
Fig. 3 is a flowchart of an implementation of a method for detecting filth blockage of a water-cooled air conditioner according to another embodiment of the present invention, as shown in fig. 3, the method includes the following steps:
s301, acquiring an air conditioner running mode, and determining a state detection starting condition, a wind blockage state condition and a water blockage state condition according to the air conditioner running mode; the air conditioner operation mode comprises a cooling mode and a heating mode.
And S302, acquiring return air temperature.
S303, judging whether the return air temperature meets the cooling mode and is greater than T1 or the heating mode and is less than T2. Wherein T1 is less than T2. Namely, whether the return air temperature meets the condition of state detection and starting is judged. If yes, step S304 is executed, otherwise, step S302 is executed.
And S304, acquiring the air supply temperature, the water supply temperature and the water outlet temperature.
And S305, when the return air temperature and the supply air temperature meet the condition of the wind blockage state and/or the water supply temperature and the water outlet temperature meet the condition of the water blockage state, executing a corresponding task of checking the reason of the abnormal state.
S306, determining a generation instruction according to the inspection result of the inspection task of the abnormal state reason. When the cause of the corresponding abnormal state is checked, step S307 is executed, otherwise step S308 is executed.
S307, generating an inspection result.
In one possible implementation manner, the inspection result includes the reason of the abnormal state, or the reason of the abnormal state and the corresponding operation parameter, so that the user and the maintenance personnel can more accurately specify the corresponding maintenance scheme.
S308, a hardware check instruction is generated.
In one possible implementation, after the inspection result or the hardware inspection instruction is generated, prompting is performed through an air conditioning system display panel or a designated terminal. Optionally, the prompt is performed through one or more of an abnormal state code, abnormal state reason text prompt information and abnormal state reason voice prompt information.
In a possible implementation manner, after the inspection result or the hardware inspection instruction is generated, the inspection result or the hardware inspection instruction is sent to a mobile terminal of a user or a maintenance worker through a communication module so as to prompt timely maintenance and know a specific abnormal reason.
On the basis of the foregoing embodiment, in a possible implementation manner, when the air conditioner operation mode is the cooling mode, the condition of the air blockage state is that the difference between the return air temperature and the supply air temperature is greater than a first temperature difference;
when the air conditioner running mode is a heating mode, the air blockage state condition is that the difference value of the air supply temperature minus the return air temperature is larger than a second temperature difference value;
wherein the first temperature difference value is greater than or equal to the second temperature difference value.
In one possible implementation manner, when the air conditioner operation mode is the refrigeration mode, the water blocking state condition is that the difference value obtained by subtracting the water supply temperature from the water outlet temperature is greater than a third temperature difference value;
when the air conditioner running mode is a heating mode, the water blocking state condition is that the difference value of the water supply temperature minus the water outlet temperature is larger than a fourth temperature difference value;
and the third temperature difference value is less than or equal to the fourth temperature difference value.
In one embodiment, the first temperature value is 27 ℃ and the second temperature value is 34 ℃. The first temperature difference value is 11 ℃, the second temperature difference value is 14 ℃, the third temperature difference value is 6 ℃ and the fourth temperature difference value is 7 ℃.
And in the refrigeration mode, the detection of the starting state is not carried out when the return air temperature is less than or equal to 27 ℃, and the detection of the starting state is carried out when the return air temperature is greater than 27 ℃. The detection water supply temperature and the outlet water temperature are respectively 12 ℃ and 7 ℃, and the air supply temperature and the air return temperature are respectively 16 ℃ and 28 ℃. The difference value of the return air temperature minus the supply air temperature is 12 ℃, and the difference value is larger than the first temperature difference value, so that the condition of wind blockage is diagnosed. The difference value of the water supply temperature minus the water outlet temperature is 5 ℃ less than the third temperature difference value, and the condition of water blockage is diagnosed to be absent.
In the heating mode, the detection of the starting state is not carried out when the return air temperature is greater than or equal to 34 ℃, and the detection of the starting state is carried out when the return air temperature is less than 34 ℃. The water supply temperature and the water outlet temperature are detected to be 50 ℃ and 42 ℃ respectively, and the air supply temperature and the air return temperature are detected to be 35 ℃ and 22 ℃ respectively. The difference between the air supply temperature and the return air temperature is 13 ℃, and is smaller than the second temperature difference, so that the condition of no wind blockage is diagnosed. And if the difference value of the water supply temperature minus the water outlet temperature is 8 ℃ greater than the fourth temperature difference value, the water blockage condition is diagnosed.
In a possible implementation manner, the task of checking the reason of the abnormal state corresponding to the wind blockage state includes:
whether the opening degree of the return air valve, the opening degree of the intake valve and the air supply quantity of the fan meet a first set state or not is detected.
Any one of the opening degree of the return air valve, the opening degree of the intake air valve and the air supply quantity of the fan is smaller than a corresponding threshold value, and therefore air blockage can be caused.
In one possible implementation, the task of checking the water blockage state includes:
and checking whether the filter, the water valve opening degree and the water flow distribution meet a second set state.
Wherein, the filter is dirty and blocked, or the water valve opening and the water flow are less than the corresponding threshold value, which may cause water blockage.
In a possible implementation manner, before obtaining the air conditioner operation mode and the return air temperature, the method further comprises the following steps:
performing basic item check, and sending a fault instruction when a fault exists; otherwise, the operation of obtaining the air conditioner operation mode and the return air temperature and thereafter is performed.
In one possible implementation, the basic item checking includes:
checking whether the fan is shut down, checking whether remote control is successful, checking whether fan control logic is abnormal, checking whether water valve operation logic is abnormal and checking whether filter screen pressure difference is abnormal.
In specific application, the step of checking whether the fan is stopped comprises the step of judging whether a stop alarm signal sent by an AHU fan controller is received. Checking whether the remote control is successful comprises detecting whether the fan frequency of the air conditioner is less than 5Hz in the running state.
In one possible implementation, checking whether the fan control logic is abnormal includes:
acquiring an air conditioner operation mode, a temporary return air temperature and a temporary fan frequency, and determining a corresponding first abnormal condition according to the air conditioner operation mode;
judging whether the temporary return air temperature and the temporary fan frequency meet a first abnormal condition or not;
wherein the first exception condition comprises: the air conditioner running mode, the set return air temperature and the set fan frequency.
In one embodiment, when the air conditioner operation mode is the refrigeration mode, if the return air temperature is less than the first set return air temperature, the fan frequency is greater than the first set fan frequency (35 Hz); if the return air temperature is higher than the second set return air temperature and the fan frequency is lower than the second set fan frequency (45Hz), judging that the fan control logic is abnormal. The first return air temperature is lower than the first return air temperature, and the first set fan frequency is lower than the second set fan frequency.
In one possible implementation, checking whether the water valve operating logic is abnormal includes:
acquiring an air conditioner operation mode, a temporary air supply temperature and a temporary cold water valve opening, and determining a corresponding second abnormal condition according to the air conditioner operation mode;
judging whether the temporary air supply temperature and the temporary cold water valve opening degree meet a second abnormal condition or not;
wherein the second exception condition comprises: the air conditioner running mode, the air supply temperature setting and the cold water valve opening degree setting.
In one embodiment, when the air conditioner operation mode is a refrigeration mode, if the air supply temperature is less than a first set air supply temperature, the opening degree of a cold water valve is more than a first set opening degree (20) of the cold water valve; if the air supply temperature is higher than the second set air supply temperature, and the opening degree of the cold water valve is lower than the opening degree (90) of the second set cold water valve, the fan control logic is judged to be abnormal. The first air supply temperature is lower than the first air supply temperature, and the opening degree of the first set cold water valve is lower than the opening degree of the second set cold water valve.
In one possible implementation manner, after the air conditioner is started and operates for a set time, the operation of obtaining the operation mode of the air conditioner and the return air temperature and the operation after the operation mode of the air conditioner and the return air temperature are executed. The set time length for starting and operating the air conditioner is used as the starting adjustment of the control method provided by the embodiment of the invention, so that the execution of the relevant detection in the stable operation state of the air conditioner is ensured, and the false alarm is avoided.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
The following are embodiments of the apparatus of the invention, reference being made to the corresponding method embodiments described above for details which are not described in detail therein.
Fig. 4 is a schematic structural diagram of a device for detecting filth blockage of a water-cooled air conditioner according to an embodiment of the present invention, which only shows parts related to the embodiment of the present invention for convenience of description, and the following details are provided:
as shown in fig. 4, the apparatus for detecting filth blockage of a water-cooled air conditioner includes: an acquisition module 401, an inspection module 402 and a generation module 403.
The obtaining module 401 is configured to obtain the air return temperature, and obtain the air supply temperature, the water supply temperature, and the water outlet temperature when the air return temperature satisfies the state detection starting condition.
And the checking module 402 is configured to execute a corresponding task of checking the reason of the abnormal state when the return air temperature and the supply air temperature satisfy the condition of the wind blockage state and/or the supply water temperature and the outlet water temperature satisfy the condition of the water blockage state.
A generating module 403, configured to generate a checking result when the reason corresponding to the abnormal state is checked; otherwise, a hardware check instruction is generated.
In this embodiment, through obtaining the return air temperature, when the return air temperature satisfies the condition that the state detects the start condition, obtain air supply temperature, water supply temperature and play water temperature to synthesize multiple actual measurement parameter and inspect the dirty stifled condition of air conditioner. And when the return air temperature and the air supply temperature meet the condition of the air blockage state and/or the water supply temperature and the water outlet temperature meet the condition of the water blockage state, executing a corresponding task of checking the reason of the abnormal state. And when the reason corresponding to the abnormal state is detected, generating a detection result, otherwise, generating a hardware detection instruction. The embodiment of the invention can judge whether the filth blockage occurs or not based on the air conditioner operation parameters, and automatically execute the related abnormal state reason checking task when judging that the filth blockage exists, so as to realize the automatic checking of the filth blockage reason and improve the judging efficiency.
In one possible implementation, the hardware check item instruction includes: the method comprises the following steps of (1) effluent temperature abnormity inspection, installation setting inspection and heat load abnormity inspection;
wherein, the installation setting check includes: return air short circuit inspection, return air inlet/outlet non-service area inspection and binding point error inspection.
In a possible implementation manner, the obtaining module 401 is further configured to obtain an air conditioner operation mode before obtaining the return air temperature, and determine a state detection starting condition, a wind blockage state condition, and a water blockage state condition according to the air conditioner operation mode; the air conditioner operation mode comprises a cooling mode and a heating mode.
In one possible implementation manner, when the air conditioner operation mode is the refrigeration mode, the state detection starting condition is that the return air temperature is greater than a first temperature value;
when the air conditioner running mode is a heating mode, the state detection starting condition is that the return air temperature is less than a second temperature value; wherein the first temperature value is less than the second temperature value.
In one possible implementation mode, when the air conditioner operation mode is a refrigeration mode, the air blockage state condition is that the difference value of the return air temperature minus the supply air temperature is greater than a first temperature difference value;
when the air conditioner running mode is a heating mode, the air blockage state condition is that the difference value of the air supply temperature minus the return air temperature is larger than a second temperature difference value;
wherein the first temperature difference value is greater than or equal to the second temperature difference value.
In one possible implementation manner, when the air conditioner operation mode is the refrigeration mode, the water blocking state condition is that the difference value obtained by subtracting the water supply temperature from the water outlet temperature is greater than a third temperature difference value;
when the air conditioner running mode is a heating mode, the water blocking state condition is that the difference value of the water supply temperature minus the water outlet temperature is larger than a fourth temperature difference value;
and the third temperature difference value is less than or equal to the fourth temperature difference value.
In a possible implementation manner, the task of checking the reason of the abnormal state corresponding to the wind blockage state includes:
whether the opening degree of the return air valve, the opening degree of the intake valve and the air supply quantity of the fan meet a first set state or not is detected.
In one possible implementation, the task of checking the water blockage state includes:
and checking whether the filter, the water valve opening degree and the water flow distribution meet a second set state.
In a possible implementation manner, the device for detecting the filth blockage of the water-cooled air conditioner further comprises a basic checking module, wherein the basic checking module is used for executing basic item checking before acquiring an air conditioner operation mode and return air temperature and sending a fault instruction when a fault exists; otherwise, the operation of acquiring the air-conditioning operation mode and the return air temperature and thereafter is performed by the acquisition module 401.
In one possible implementation, the basic item checking includes:
checking whether the fan is shut down, checking whether remote control is successful, checking whether fan control logic is abnormal, checking whether water valve operation logic is abnormal and checking whether filter screen pressure difference is abnormal.
In one possible implementation, checking whether the fan control logic is abnormal includes:
acquiring an air conditioner operation mode, a temporary return air temperature and a temporary fan frequency, and determining a corresponding first abnormal condition according to the air conditioner operation mode;
judging whether the temporary return air temperature and the temporary fan frequency meet a first abnormal condition or not;
wherein the first exception condition comprises: the air conditioner running mode, the set return air temperature and the set fan frequency.
In one possible implementation, checking whether the water valve operating logic is abnormal includes:
acquiring an air conditioner operation mode, a temporary air supply temperature and a temporary cold water valve opening, and determining a corresponding second abnormal condition according to the air conditioner operation mode;
judging whether the temporary air supply temperature and the temporary cold water valve opening degree meet a second abnormal condition or not;
wherein the second exception condition comprises: the air conditioner running mode, the air supply temperature setting and the cold water valve opening degree setting.
In one possible implementation manner, after the air conditioner is turned on and operates for a set time period, the obtaining module 401 performs operations of obtaining an operation mode of the air conditioner and a return air temperature and then obtaining the operation mode and the return air temperature.
Fig. 5 is a schematic diagram of a terminal according to an embodiment of the present invention. As shown in fig. 5, the terminal 5 of this embodiment includes: a processor 50, a memory 51 and a computer program 52 stored in said memory 51 and executable on said processor 50. The processor 50 executes the computer program 52 to implement the steps in the above-mentioned embodiments of the method for detecting filth blockage of a water-cooled air conditioner, or the processor 50 executes the computer program 52 to implement the functions of the modules/units in the above-mentioned embodiments of the apparatus.
Illustratively, the computer program 52 may be partitioned into one or more modules/units that are stored in the memory 51 and executed by the processor 50 to implement the present invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution of the computer program 52 in the terminal 5. For example, the computer program 52 may be divided into the functions of the respective modules/units in the respective apparatus embodiments described above.
The terminal 5 may be a computing device such as a desktop computer, a notebook, a palm computer, and a cloud server. The terminal 5 may include, but is not limited to, a processor 50, a memory 51. It will be appreciated by those skilled in the art that fig. 5 is only an example of a terminal 5 and does not constitute a limitation of the terminal 5 and may include more or less components than those shown, or some components in combination, or different components, for example the terminal may also include input output devices, network access devices, buses, etc.
The Processor 50 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 51 may be an internal storage unit of the terminal 5, such as a hard disk or a memory of the terminal 5. The memory 51 may also be an external storage device of the terminal 5, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card) and the like provided on the terminal 5. Further, the memory 51 may also include both an internal storage unit and an external storage device of the terminal 5. The memory 51 is used for storing the computer program and other programs and data required by the terminal. The memory 51 may also be used to temporarily store data that has been output or is to be output.
It should be clear to those skilled in the art that, for convenience and simplicity of description, the foregoing division of the functional units and modules is only used for illustration, and in practical applications, the above function distribution may be performed by different functional units and modules as needed, that is, the internal structure of the apparatus may be divided into different functional units or modules to perform all or part of the above described functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal and method may be implemented in other ways. For example, the above-described apparatus/terminal embodiments are merely illustrative, and for example, the division of the modules or units is only one type of logical function division, and other division manners may exist in actual implementation, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the above embodiments may be implemented by a computer program, which may be stored in a computer readable storage medium, and when the computer program is executed by a processor, the steps of the above embodiments of the method for detecting dirty/blockage of a water-cooled air conditioner may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. A method for detecting filth blockage of a water-cooled air conditioner is characterized by comprising the following steps:
acquiring air return temperature, and acquiring air supply temperature, water supply temperature and water outlet temperature when the air return temperature meets a state detection starting condition;
when the return air temperature and the air supply temperature meet the air blockage state condition and/or the water supply temperature and the water outlet temperature meet the water blockage state condition, executing a corresponding task of checking the reason of the abnormal state;
when the reason corresponding to the abnormal state is detected, generating a detection result; otherwise, a hardware check instruction is generated.
2. The method of claim 1, further comprising, prior to obtaining the return air temperature:
acquiring an air conditioner running mode, and determining a state detection starting condition, a wind blockage state condition and a water blockage state condition according to the air conditioner running mode; wherein the air conditioner operation mode includes a cooling mode and a heating mode.
3. The method of claim 2, wherein when the air conditioning operation mode is a cooling mode, the condition detection start condition is that the return air temperature is greater than a first temperature value; when the air conditioner running mode is a heating mode, the state detection starting condition is that the return air temperature is lower than a second temperature value; wherein the first temperature value is less than the second temperature value.
4. The method of claim 2, wherein the hardware check item instruction comprises: the method comprises the following steps of (1) effluent temperature abnormity inspection, installation setting inspection and heat load abnormity inspection;
wherein the installation setup check includes: return air short circuit inspection, return air inlet/outlet non-service area inspection and binding point error inspection.
5. The method of any one of claims 1 to 4, further comprising, prior to said obtaining an air conditioning mode of operation and a return air temperature:
performing basic item check, and sending a fault instruction when a fault exists; otherwise, the operation of obtaining the air conditioner running mode and the return air temperature and the subsequent operation are executed.
6. The method of claim 5, wherein the base item examination comprises:
checking whether the fan is shut down, checking whether remote control is successful, checking whether fan control logic is abnormal, checking whether water valve operation logic is abnormal and checking whether filter screen pressure difference is abnormal.
7. The method of claim 6, wherein the checking whether the fan control logic is abnormal comprises:
acquiring an air conditioner operation mode, a temporary return air temperature and a temporary fan frequency, and determining a corresponding first abnormal condition according to the air conditioner operation mode;
judging whether the temporary return air temperature and the temporary fan frequency meet the first abnormal condition;
wherein the first exception condition comprises: the air conditioner running mode, the set return air temperature and the set fan frequency.
8. The method of claim 6, wherein checking whether the water valve operating logic is abnormal comprises:
acquiring an air conditioner operation mode, a temporary air supply temperature and a temporary cold water valve opening, and determining a corresponding second abnormal condition according to the air conditioner operation mode;
judging whether the temporary air supply temperature and the opening degree of the temporary cold water valve meet the second abnormal condition or not;
wherein the second exception condition comprises: the air conditioner running mode, the air supply temperature setting and the cold water valve opening degree setting.
9. A terminal comprising a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements the steps of the method according to any of the preceding claims 1 to 8 when executing the computer program.
10. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 8.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210720892.7A CN115111703B (en) | 2022-06-23 | 2022-06-23 | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210720892.7A CN115111703B (en) | 2022-06-23 | 2022-06-23 | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner |
Publications (2)
Publication Number | Publication Date |
---|---|
CN115111703A true CN115111703A (en) | 2022-09-27 |
CN115111703B CN115111703B (en) | 2023-10-27 |
Family
ID=83327583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210720892.7A Active CN115111703B (en) | 2022-06-23 | 2022-06-23 | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115111703B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116872685A (en) * | 2023-09-05 | 2023-10-13 | 徐州徐工挖掘机械有限公司 | Remote diagnosis method, system, platform and storage medium for vehicle air conditioning system |
Citations (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02567U (en) * | 1988-06-09 | 1990-01-05 | ||
JPH02171538A (en) * | 1988-12-23 | 1990-07-03 | Mitsubishi Electric Corp | Freezing and air conditioning operation supervision device |
JPH07110170A (en) * | 1993-10-14 | 1995-04-25 | Tokyo Gas Co Ltd | Air conditioner with absorption freezer |
JPH07270020A (en) * | 1994-03-31 | 1995-10-20 | Toshiba Corp | Refrigerator |
JPH08121896A (en) * | 1994-10-24 | 1996-05-17 | Tokyo Gas Co Ltd | Air conditioner using absorption type refrigerating machine |
KR20000021327A (en) * | 1998-09-28 | 2000-04-25 | 조성용 | Temperature control system for house |
JP2003262382A (en) * | 2002-03-11 | 2003-09-19 | Mitsubishi Electric Corp | Dehumidifier |
CN105352139A (en) * | 2015-12-08 | 2016-02-24 | 刘俊声 | Control method of dynamic hydraulic power balancing type terminal fan coil |
US20160103457A1 (en) * | 2014-10-09 | 2016-04-14 | Shield Air Solutions, Inc. | Method and Apparatus For Monitoring and Troubleshooting Of HVAC Equipment |
CN105783203A (en) * | 2016-04-28 | 2016-07-20 | 广东美的暖通设备有限公司 | Air conditioner and abnormal detection method for indoor unit of air conditioner |
WO2016135957A1 (en) * | 2015-02-27 | 2016-09-01 | 三菱電機株式会社 | Refrigeration apparatus |
CN106382726A (en) * | 2016-09-09 | 2017-02-08 | 深圳市共济科技股份有限公司 | Fault positioning method and system of precise air conditioner equipment |
CN106871389A (en) * | 2017-04-19 | 2017-06-20 | 河南工业大学 | The active method for diagnosing faults of variable air volume air handling group |
CN107036243A (en) * | 2017-04-24 | 2017-08-11 | 广东美的暖通设备有限公司 | Indoor set points out control method and system, indoor set, multi-connected machine central air-conditioning |
WO2017212606A1 (en) * | 2016-06-09 | 2017-12-14 | 三菱電機株式会社 | Refrigeration cycle apparatus |
WO2017215090A1 (en) * | 2016-06-14 | 2017-12-21 | 顺德职业技术学院 | Operation fault determination method for air conditioner in remote control manner |
CN108626840A (en) * | 2018-05-04 | 2018-10-09 | 广东美的暖通设备有限公司 | Fault detection method, device, plate heat exchanger, air conditioner and storage medium |
CN109631231A (en) * | 2018-12-14 | 2019-04-16 | 奥克斯空调股份有限公司 | Dust accumulation judgment means, method and air conditioner |
CN109827290A (en) * | 2019-03-04 | 2019-05-31 | 奥克斯空调股份有限公司 | Control method, device and the air conditioner of dirty stifled prompting |
CN110107985A (en) * | 2019-05-06 | 2019-08-09 | 广东美的暖通设备有限公司 | Fault detection method, computer readable storage medium, indoor unit and air conditioner |
CN110388847A (en) * | 2019-07-23 | 2019-10-29 | 重庆美的通用制冷设备有限公司 | Water cooler and its cleaning control method and device |
CN110469944A (en) * | 2019-08-16 | 2019-11-19 | 青岛海尔空调器有限总公司 | The self-cleaning method and device of air-conditioning, air-conditioning |
CN111140992A (en) * | 2020-01-07 | 2020-05-12 | 宁波奥克斯电气股份有限公司 | Air conditioner filter screen filth blockage detection method and device, air conditioner and storage medium |
CN111140990A (en) * | 2019-12-23 | 2020-05-12 | 珠海格力电器股份有限公司 | Filth blockage detection method for air conditioner heat exchanger and air conditioner |
WO2020105454A1 (en) * | 2018-11-21 | 2020-05-28 | 株式会社デンソー | Failure analysis system and failure analysis device |
CN111288607A (en) * | 2020-03-04 | 2020-06-16 | 宁波奥克斯电气股份有限公司 | Method and device for detecting filth blockage of air conditioner heat exchanger and air conditioner |
CN111623469A (en) * | 2020-05-11 | 2020-09-04 | 珠海格力电器股份有限公司 | Air conditioner air duct state detection method, computer readable storage medium and air conditioner |
CN112682904A (en) * | 2020-12-28 | 2021-04-20 | 珠海格力电器股份有限公司 | Control method of air conditioner and air conditioner using same |
CN112781175A (en) * | 2021-01-04 | 2021-05-11 | 广东美的暖通设备有限公司 | Heat exchanger filth blockage detection method and device, air conditioning equipment and storage medium |
CN112857842A (en) * | 2019-11-11 | 2021-05-28 | 株洲中车时代电气股份有限公司 | Fault early warning method and device for cooling system |
CN112944582A (en) * | 2021-03-01 | 2021-06-11 | 青岛海尔(胶州)空调器有限公司 | Method and device for prompting self-cleaning of air conditioner and air conditioner |
CN114427735A (en) * | 2022-02-14 | 2022-05-03 | 珠海格力电器股份有限公司 | Air conditioner control method, control device and nonvolatile storage medium |
CN114492867A (en) * | 2022-01-21 | 2022-05-13 | 三一重机有限公司 | Air conditioner cleaning control method and system and operation equipment |
-
2022
- 2022-06-23 CN CN202210720892.7A patent/CN115111703B/en active Active
Patent Citations (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02567U (en) * | 1988-06-09 | 1990-01-05 | ||
JPH02171538A (en) * | 1988-12-23 | 1990-07-03 | Mitsubishi Electric Corp | Freezing and air conditioning operation supervision device |
JPH07110170A (en) * | 1993-10-14 | 1995-04-25 | Tokyo Gas Co Ltd | Air conditioner with absorption freezer |
JPH07270020A (en) * | 1994-03-31 | 1995-10-20 | Toshiba Corp | Refrigerator |
JPH08121896A (en) * | 1994-10-24 | 1996-05-17 | Tokyo Gas Co Ltd | Air conditioner using absorption type refrigerating machine |
KR20000021327A (en) * | 1998-09-28 | 2000-04-25 | 조성용 | Temperature control system for house |
JP2003262382A (en) * | 2002-03-11 | 2003-09-19 | Mitsubishi Electric Corp | Dehumidifier |
US20160103457A1 (en) * | 2014-10-09 | 2016-04-14 | Shield Air Solutions, Inc. | Method and Apparatus For Monitoring and Troubleshooting Of HVAC Equipment |
WO2016135957A1 (en) * | 2015-02-27 | 2016-09-01 | 三菱電機株式会社 | Refrigeration apparatus |
CN105352139A (en) * | 2015-12-08 | 2016-02-24 | 刘俊声 | Control method of dynamic hydraulic power balancing type terminal fan coil |
CN105783203A (en) * | 2016-04-28 | 2016-07-20 | 广东美的暖通设备有限公司 | Air conditioner and abnormal detection method for indoor unit of air conditioner |
WO2017212606A1 (en) * | 2016-06-09 | 2017-12-14 | 三菱電機株式会社 | Refrigeration cycle apparatus |
WO2017215090A1 (en) * | 2016-06-14 | 2017-12-21 | 顺德职业技术学院 | Operation fault determination method for air conditioner in remote control manner |
CN106382726A (en) * | 2016-09-09 | 2017-02-08 | 深圳市共济科技股份有限公司 | Fault positioning method and system of precise air conditioner equipment |
CN106871389A (en) * | 2017-04-19 | 2017-06-20 | 河南工业大学 | The active method for diagnosing faults of variable air volume air handling group |
CN107036243A (en) * | 2017-04-24 | 2017-08-11 | 广东美的暖通设备有限公司 | Indoor set points out control method and system, indoor set, multi-connected machine central air-conditioning |
CN108626840A (en) * | 2018-05-04 | 2018-10-09 | 广东美的暖通设备有限公司 | Fault detection method, device, plate heat exchanger, air conditioner and storage medium |
WO2020105454A1 (en) * | 2018-11-21 | 2020-05-28 | 株式会社デンソー | Failure analysis system and failure analysis device |
CN109631231A (en) * | 2018-12-14 | 2019-04-16 | 奥克斯空调股份有限公司 | Dust accumulation judgment means, method and air conditioner |
CN109827290A (en) * | 2019-03-04 | 2019-05-31 | 奥克斯空调股份有限公司 | Control method, device and the air conditioner of dirty stifled prompting |
CN110107985A (en) * | 2019-05-06 | 2019-08-09 | 广东美的暖通设备有限公司 | Fault detection method, computer readable storage medium, indoor unit and air conditioner |
CN110388847A (en) * | 2019-07-23 | 2019-10-29 | 重庆美的通用制冷设备有限公司 | Water cooler and its cleaning control method and device |
CN110469944A (en) * | 2019-08-16 | 2019-11-19 | 青岛海尔空调器有限总公司 | The self-cleaning method and device of air-conditioning, air-conditioning |
CN112857842A (en) * | 2019-11-11 | 2021-05-28 | 株洲中车时代电气股份有限公司 | Fault early warning method and device for cooling system |
CN111140990A (en) * | 2019-12-23 | 2020-05-12 | 珠海格力电器股份有限公司 | Filth blockage detection method for air conditioner heat exchanger and air conditioner |
CN111140992A (en) * | 2020-01-07 | 2020-05-12 | 宁波奥克斯电气股份有限公司 | Air conditioner filter screen filth blockage detection method and device, air conditioner and storage medium |
CN111288607A (en) * | 2020-03-04 | 2020-06-16 | 宁波奥克斯电气股份有限公司 | Method and device for detecting filth blockage of air conditioner heat exchanger and air conditioner |
CN111623469A (en) * | 2020-05-11 | 2020-09-04 | 珠海格力电器股份有限公司 | Air conditioner air duct state detection method, computer readable storage medium and air conditioner |
CN112682904A (en) * | 2020-12-28 | 2021-04-20 | 珠海格力电器股份有限公司 | Control method of air conditioner and air conditioner using same |
CN112781175A (en) * | 2021-01-04 | 2021-05-11 | 广东美的暖通设备有限公司 | Heat exchanger filth blockage detection method and device, air conditioning equipment and storage medium |
CN112944582A (en) * | 2021-03-01 | 2021-06-11 | 青岛海尔(胶州)空调器有限公司 | Method and device for prompting self-cleaning of air conditioner and air conditioner |
CN114492867A (en) * | 2022-01-21 | 2022-05-13 | 三一重机有限公司 | Air conditioner cleaning control method and system and operation equipment |
CN114427735A (en) * | 2022-02-14 | 2022-05-03 | 珠海格力电器股份有限公司 | Air conditioner control method, control device and nonvolatile storage medium |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116872685A (en) * | 2023-09-05 | 2023-10-13 | 徐州徐工挖掘机械有限公司 | Remote diagnosis method, system, platform and storage medium for vehicle air conditioning system |
CN116872685B (en) * | 2023-09-05 | 2023-11-21 | 徐州徐工挖掘机械有限公司 | Remote diagnosis method, system, platform and storage medium for vehicle air conditioning system |
Also Published As
Publication number | Publication date |
---|---|
CN115111703B (en) | 2023-10-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11009245B2 (en) | Method and system for proactively and remotely diagnosing an HVAC system | |
CN106642584A (en) | Air conditioner operation control method and device | |
CN111322721A (en) | Air conditioner fault detection processing method and system, storage medium and air conditioner | |
CN109344983A (en) | Fault detection method, device and computer readable storage medium | |
CN115210508B (en) | Device management system | |
CN115111703B (en) | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner | |
CN114387762A (en) | Building data management method, device, equipment and storage medium | |
CN110647417A (en) | Energy internet abnormal data processing method, device and system | |
EP3982050A1 (en) | Device management system | |
US10001430B2 (en) | Environmental conditioning unit testing | |
CN103595999A (en) | Automatic detection method and automatic detection device of intelligent television | |
CN102734896B (en) | A kind of multi-online air-conditioning system running environment monitoring method and device | |
CN114838968B (en) | Air conditioner fault detection method and system based on cold water cooling test | |
CN109341000B (en) | Method and device for detecting compliance of air conditioner installation position and server | |
CN110307619A (en) | Method and device for accurately testing unit equipment, unit equipment and storage medium | |
CN116088325A (en) | Digital twinning-based household equipment control method and device and storage medium | |
CN115218432A (en) | Air conditioner control method, air conditioner and medium | |
CN111291239B (en) | Method, device, equipment and storage medium for testing unit | |
CN113641444B (en) | Virtual testing method, virtual testing device and related equipment | |
EP3220230A1 (en) | Data output device, data output system, control method, and program | |
WO2020204794A1 (en) | Method for managing data of a ventilation system | |
CN113639418A (en) | Air conditioner debugging method, air conditioner debugging device and related equipment | |
CN110889515A (en) | Data processing method, device and system | |
TWI751502B (en) | Performance evaluation method of ice water main engine | |
CN107860421A (en) | Building energy efficiency detection device, system and method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |