CN115540418A - Method and device for adjusting amount of refrigerant, refrigerant filling and recovering device and storage medium - Google Patents
Method and device for adjusting amount of refrigerant, refrigerant filling and recovering device and storage medium Download PDFInfo
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- CN115540418A CN115540418A CN202210932725.9A CN202210932725A CN115540418A CN 115540418 A CN115540418 A CN 115540418A CN 202210932725 A CN202210932725 A CN 202210932725A CN 115540418 A CN115540418 A CN 115540418A
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 559
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000011084 recovery Methods 0.000 claims abstract description 92
- 238000004064 recycling Methods 0.000 claims abstract description 40
- 230000001105 regulatory effect Effects 0.000 claims description 64
- 230000001276 controlling effect Effects 0.000 claims description 30
- 230000003750 conditioning effect Effects 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B45/00—Arrangements for charging or discharging refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2345/00—Details for charging or discharging refrigerants; Service stations therefor
- F25B2345/003—Control issues for charging or collecting refrigerant to or from a cycle
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- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The application relates to the technical field of refrigerant charging, and discloses a method for adjusting the amount of a refrigerant, which is applied to a refrigerant charging and recycling device; the refrigerant filling and recovering device is provided with a flowmeter; the flowmeter is controlled to be used for detecting the instantaneous refrigerant flow or the accumulated refrigerant flow of the refrigerant, and the method comprises the following steps: acquiring a refrigerant regulation type; controlling a refrigerant filling and recovering device according to the refrigerant adjusting type to adjust the amount of the refrigerant in the equipment to be adjusted; acquiring a measured value of the refrigerant detected by the flowmeter according to the refrigerant regulation type; the measured value of the refrigerant comprises the instantaneous flow or the accumulated flow of the refrigerant; and controlling the refrigerant filling and recovering device to stop adjusting the refrigerant quantity in the equipment to be adjusted according to the measured value of the refrigerant. Therefore, the refrigerant in the equipment to be adjusted is automatically adjusted through the measured value of the refrigerant obtained by the flow meter, and the efficiency of adjusting the amount of the refrigerant is improved. The application also discloses a device and refrigerant fill and annotate recovery unit, storage medium for adjusting the refrigerant volume.
Description
Technical Field
The present application relates to the technical field of refrigerant charging, and for example, to a method and an apparatus for adjusting refrigerant amount, a refrigerant charging and recycling apparatus, and a storage medium.
Background
Currently, for refrigeration equipment requiring refrigeration, for example: the refrigerating performance of the refrigerating equipment is closely related to the quantity of the refrigerant. The insufficient refrigerant can cause poor refrigerating effect of the refrigerating equipment, and the excessive refrigerant can cause damage to a compressor in the refrigerating equipment. Generally, a worker weighs the refrigerant in the refrigerant tank by a weighing method, and then manually fills the refrigerant filled in the refrigerant tank into the refrigeration equipment by using the refrigerant filled in the refrigerant tank under the condition that the weight of the refrigerant is equal to the preset weight, so that the refrigerant quantity of the refrigeration equipment is adjusted.
In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: when adjusting the refrigerant volume among the correlation technique, need artifical weighing earlier and fill again, can not leave artifical participation, the operation is complicated, leads to adjusting the efficiency of refrigerant volume lower.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides a method and a device for adjusting the amount of a refrigerant, a refrigerant filling and recovering device and a storage medium, so as to improve the efficiency of adjusting the amount of the refrigerant.
In some embodiments, the method for adjusting the amount of the refrigerant is applied to a refrigerant charging and recycling device; the refrigerant filling and recovering device is provided with a flowmeter; the flowmeter is controlled to be used for detecting the instantaneous flow or the accumulated flow of the refrigerant; the method comprises the following steps: acquiring a refrigerant regulation type; controlling the refrigerant filling and recovering device to adjust the amount of the refrigerant in the equipment to be adjusted according to the refrigerant adjusting type; acquiring a measured value of the refrigerant detected by the flowmeter according to the refrigerant regulation type; the refrigerant measurement values include: instantaneous flow rate or accumulated flow rate of the refrigerant; and controlling the refrigerant filling and recycling device to stop adjusting the amount of the refrigerant in the equipment to be adjusted according to the measured value of the refrigerant.
In some embodiments, the device for adjusting the amount of the refrigerant is applied to a refrigerant charging and recycling device; the refrigerant filling and recovering device is provided with a flowmeter; the flow meter is controlled to be used for detecting the refrigerant instantaneous flow or the refrigerant accumulated flow of the refrigerant under the condition of controlling the refrigerant filling and recovering device to adjust the refrigerant quantity in the equipment to be adjusted; the apparatus, comprising: the determining module is configured to obtain a refrigerant adjusting type; the control adjusting module is configured to control the refrigerant filling and recovering device to adjust the amount of the refrigerant in the equipment to be adjusted according to the refrigerant adjusting type; the acquisition module is configured to acquire a refrigerant measurement value detected by the flowmeter according to the refrigerant regulation type; the refrigerant measured value comprises the instantaneous refrigerant flow or the accumulated refrigerant flow; and the control stopping module is configured to control the refrigerant filling and recovering device to stop adjusting the refrigerant quantity in the equipment to be adjusted according to the refrigerant measured value.
In some embodiments, a refrigerant charge recovery device includes a processor and a memory storing program instructions, wherein the processor is configured to execute the method for adjusting the refrigerant amount when the program instructions are executed.
In some embodiments, a storage medium stores program instructions that, when executed, perform the above-described method for adjusting refrigerant volume.
The method and the device for adjusting the amount of the refrigerant, the refrigerant filling and recycling device and the storage medium provided by the embodiment of the disclosure can realize the following technical effects: the refrigerant quantity in the equipment to be regulated is regulated through the refrigerant regulation type, then the flow meter detects the refrigerant flow to obtain a refrigerant measured value, and the refrigerant filling and recovering device is controlled according to the refrigerant measured value to stop regulating the refrigerant quantity in the equipment to be regulated. Like this, the refrigerant measured value automatic control refrigerant that obtains through the flowmeter detects fills annotates recovery unit and stops treating the regulation of the refrigerant in the regulating equipment, does not need artificial complicated operation, has improved the efficiency of adjusting the refrigerant volume.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
fig. 1 is a schematic structural diagram of a refrigerant charging and recycling device according to an embodiment of the disclosure;
fig. 2 is a schematic block diagram of a circuit of a refrigerant charging and recycling device provided in the embodiment of the present disclosure;
fig. 3 is a schematic diagram illustrating a method for adjusting refrigerant quantity according to an embodiment of the disclosure;
fig. 4 is a schematic diagram of another method for adjusting the amount of refrigerant according to an embodiment of the disclosure;
fig. 5 is a schematic diagram of another method for adjusting the amount of refrigerant according to an embodiment of the disclosure;
fig. 6 is a schematic diagram of an apparatus for adjusting refrigerant quantity according to an embodiment of the disclosure;
fig. 7 is a schematic view of a refrigerant charging and recycling device according to an embodiment of the disclosure;
reference numerals:
1: a flow meter; 2: adjusting the control valve; 3: a fill control valve; 4: filling the tank; 5: a pressure regulating valve; 6: a pressure sensor; 7: a temperature sensor; 8: a recovery control valve; 9: a recovery pump; 10: a recovery tank; 11: a device to be conditioned; 12: a control unit.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The term "plurality" means two or more unless otherwise specified.
In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.
The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.
The term "correspond" may refer to an association or binding relationship, and a corresponding to B refers to an association or binding relationship between a and B.
Referring to fig. 1, an embodiment of the present disclosure provides a structural schematic diagram of a refrigerant charging and recycling device. As shown in fig. 1, the refrigerant charging and recovering apparatus includes: the system comprises a flowmeter 1, a regulating control valve 2, a filling tank 4, a recovery tank 10 and refrigerant regulating pipelines corresponding to the refrigerant regulating types. Wherein, a refrigerant adjusting pipeline is a refrigerant filling pipeline. The refrigerant filling pipeline is a refrigerant adjusting pipeline corresponding to the refrigerant adjusting type under the condition that the refrigerant adjusting type is the refrigerant filling type. The other refrigerant adjusting pipeline is a refrigerant recycling pipeline. The refrigerant recovery pipeline is a refrigerant regulation pipeline corresponding to the refrigerant regulation type under the condition that the refrigerant regulation type is the recovery refrigerant. Refrigerant fills annotates the pipeline and includes: a filling control valve 3 and a pressure regulating valve 5. The refrigerant recovery pipeline includes: a recovery control valve 8 and a recovery pump 9. One end of the flowmeter 1 is connected with the device to be regulated 11, and one end of the flowmeter 1 is connected with the first port of the regulating control valve 2. The other end of the flowmeter 1 is connected with a second port of the regulating control valve 2. The third port of the regulating control valve 2 is connected with one end of a recovery pump 9, one end of a recovery control valve 8 and one end of a filling control valve 3. The other end of the recovery control valve 8 is connected with a recovery tank 10. The other end of the filling control valve 3 is connected to one end of the filling tank 4. The other end of the filling tank 4 is connected with a pressure regulating valve 5.
The pressure regulating valve is controlled to regulate the pressure in the filling tank. The flow meter is controlled to be used for detecting the instantaneous refrigerant flow or the accumulated refrigerant flow of the refrigerant. Like this, through making the adjusting control valve with fill the filling control valve and be in the open mode, the recovery pump is in the closed condition with the recovery control valve, can make and fill the refrigerant that fills in the jar and can fill and wait to adjust the equipment in. Through making adjusting control valve, recovery pump and recovery control valve be in the open mode, fill and fill the filling control valve and be in the closed condition, can be with waiting in the refrigerant recovery jar in the regulating apparatus. The recovery pump is controlled to be used for vacuumizing the pipelines of the recovery tank and the refrigerant recovery pipeline so as to accelerate the recovery of the refrigerant.
The flowmeter is arranged on the side of the equipment to be regulated and on a pipeline for collecting the refrigerant recovery pipeline and the refrigerant filling pipeline. Like this, can detect annotating or the refrigerant volume of retrieving to in the refrigerant volume of waiting to adjust equipment is stopped to adjust according to the refrigerant measured value that the flowmeter obtained, the error of bringing when having avoided weighing the refrigerant.
As shown in fig. 2, fig. 2 is a schematic diagram illustrating a circuit principle of a refrigerant charging and recycling device according to an embodiment of the disclosure. The air conditioner controls the flow meter 1, the adjustment control valve 2, the filling control valve 3, the pressure regulating valve 5, the pressure sensor 6, the temperature sensor 7, the recovery control valve 8, and the recovery pump 9 through the control unit 12. A pressure sensor 6 and a temperature sensor 7 are provided on the filling tank, the pressure sensor 6 being controlled for acquiring the pressure inside the filling tank. The temperature sensor 7 is controlled to pick up the temperature inside the filling tank.
Referring to fig. 3, an embodiment of the present disclosure provides a method for adjusting an amount of a refrigerant, including:
step S101, the refrigerant filling and recycling device obtains the refrigerant adjusting type.
And S102, controlling the refrigerant filling and recovering device to regulate the refrigerant quantity in the equipment to be regulated by the refrigerant filling and recovering device according to the refrigerant regulation type.
Step S103, the refrigerant filling and recycling device obtains a refrigerant measured value detected by the flowmeter according to the refrigerant regulation type; wherein, the refrigerant measured value includes: instantaneous flow rate or cumulative flow rate of refrigerant.
And step S104, controlling the refrigerant filling and recovering device to stop regulating the refrigerant quantity in the equipment to be regulated according to the refrigerant measured value by the refrigerant filling and recovering device.
By adopting the method for adjusting the quantity of the refrigerant, the quantity of the refrigerant in the equipment to be adjusted is adjusted through the refrigerant adjusting type, then the flow meter detects the flow of the refrigerant to obtain a measured value of the refrigerant, and the refrigerant filling and recovering device is controlled to stop adjusting the quantity of the refrigerant in the equipment to be adjusted according to the measured value of the refrigerant. Like this, the refrigerant measured value automatic control refrigerant that obtains through the flowmeter detects fills annotates recovery unit and stops treating the regulation of the refrigerant in the regulating equipment, does not need artificial complicated operation, has improved the efficiency of adjusting the refrigerant volume.
Further, the device to be regulated includes an electronic device capable of cooling, such as a refrigerator, an ice chest, an ice maker, or an air conditioner.
Further, refrigerant fills annotates recovery unit and acquires refrigerant regulation type, includes: and the refrigerant filling and recycling device receives the control and regulation type sent by the mobile terminal. The refrigerant charge recovery device determines the control regulation type as the refrigerant regulation type. The mobile terminal is an electronic device provided with an application program corresponding to the refrigerant filling and recycling device. The mobile terminal comprises one or more of a mobile phone, a tablet or a computer.
Further, refrigerant fills annotates recovery unit and still includes refrigerant regulation type option button, and refrigerant fills annotates recovery unit and acquires the refrigerant regulation type, includes: and under the condition that the refrigerant regulation type selection button is selected, acquiring the refrigerant regulation type corresponding to the refrigerant regulation type selection button.
Optionally, the refrigerant fills and annotates recovery unit and controls refrigerant according to the refrigerant type of adjusting and annotate recovery unit and treat the refrigerant volume in the conditioning equipment and adjust, include: the refrigerant filling and recovering device controls the regulating control valve to be in an opening state. The refrigerant filling and recycling device controls the refrigerant adjusting pipeline corresponding to the refrigerant adjusting type to be in an open state, and controls the other refrigerant adjusting pipeline to be in a closed state, so that the amount of the refrigerant in the equipment to be adjusted is adjusted. Like this, adjust the refrigerant regulation pipeline that the type corresponds through the control refrigerant and be in the open mode to control another refrigerant and adjust the pipeline and be in closed condition, make the refrigerant fill annotate recovery unit can annotate or retrieve the adjusting device's refrigerant according to the refrigerant and adjust the type, realized the regulation to adjusting device's refrigerant. Meanwhile, the control valve is adjusted to avoid the false opening of the refrigerant adjusting pipeline, prevent the refrigerant from leaking due to the false opening of the refrigerant adjusting pipeline and reduce the probability of safety accidents due to the leakage of the refrigerant.
Optionally, the refrigerant conditioning type includes charging the refrigerant. Refrigerant that refrigerant fills notes recovery unit control refrigerant regulation type and corresponds adjusts the refrigerant regulation pipeline and be in the open mode, include: under the condition that the refrigerant adjusting type is refrigerant filling, the refrigerant filling and recovering device controls the filling control valve to be in an opening state, so that the refrigerant in the filling tank can be filled into the equipment to be adjusted. Like this, fill through control and fill the accuse valve and be in the open mode, make and fill the refrigerant that fills the refrigerant and fill the pipeline and be in the open mode to can fill the refrigerant that fills in the jar and fill to treat the adjusting device, can increase the refrigerant of treating the adjusting device.
In some embodiments, the refrigerant conditioning type is refrigerant charge. The refrigerant filling recovery device controls the filling control valve to be in an open state, so that the refrigerant adjusting pipeline corresponding to the refrigerant adjusting type, namely the refrigerant filling pipeline is in an open state, and the refrigerant filling pipeline corresponding to the refrigerant filling is in an open state. Meanwhile, the refrigerant filling and recycling device controls the recycling control valve and the recycling pump to be in a closed state, so that the other refrigerant adjusting pipeline, namely the refrigerant recycling pipeline, is in a closed state. The refrigerant in the filling tank can be filled into the equipment to be regulated. In this way, when the refrigerant amount in the charging tank is large, the refrigerant amounts of the plurality of devices to be adjusted can be adjusted. Compare in weighing method, this application need not fill and fill the jar in the turn of filling once, has reduced the human cost. Meanwhile, the probability of refrigerant leakage caused by improper manual operation is reduced.
Optionally, the refrigerant fills and fills the situation that recovery unit control fills and fills the control valve and be in the open mode, still includes: the refrigerant filling and recycling device utilizes the pressure regulating valve to regulate the pressure in the filling tank so as to accelerate the refrigerant filling efficiency. Like this, fill the pressure in the jar through pressure regulating valve regulation, can accelerate the velocity of flow of refrigerant to the speed of filling the refrigerant is accelerated. Simultaneously, compare in using the compressor to adjust filling the pressure in the jar, this application uses the pressure regulating valve to adjust and fills the pressure in the jar, when more practicing thrift electric power, has reduced the refrigerant greatly and has filled the volume that annotates recovery unit. The refrigerant filling and recycling device is movable and more convenient to carry.
In some embodiments, the refrigerant conditioning type is refrigerant charge. The refrigerant filling and recovering device controls the filling control valve to be in an opening state, so that a refrigerant filling pipeline corresponding to the filled refrigerant is in an opening state. Meanwhile, the refrigerant filling and recycling device controls the recycling control valve and the recycling pump to be in a closed state. The refrigerant in the filling tank can be filled into the equipment to be regulated. And then the pressure in the filling tank is adjusted by using the pressure adjusting valve, so that the efficiency of refrigerant filling is accelerated.
Optionally, the refrigerant conditioning type includes recovering the refrigerant. Refrigerant that refrigerant fills notes recovery unit control refrigerant regulation type and corresponds adjusts the refrigerant regulation pipeline and be in the open mode, include: under the condition that the refrigerant adjusting type is the refrigerant recovery type, the refrigerant filling and recovery device controls the recovery control valve and the recovery pump to be in an opening state, so that the refrigerant in the equipment to be adjusted can be recovered into the recovery tank. Therefore, the refrigerant recovery pipeline is in the open state by controlling the recovery control valve and the recovery pump to be in the open state, so that the refrigerant in the equipment to be regulated can be recovered into the recovery tank, and the refrigerant of the equipment to be regulated can be reduced.
In some embodiments, the refrigerant conditioning type is a recycled refrigerant. The refrigerant filling and recovering device controls the recovery control valve and the recovery pump to be in an open state, so that the refrigerant recovery pipeline corresponding to the refrigerant filling and recovering device is in an open state. Meanwhile, the refrigerant filling and recovering device controls the filling control valve to be in a closed state. The refrigerant in the equipment to be regulated can be recovered into the recovery tank.
Optionally, the refrigerant filling and recovering device obtains a refrigerant measurement value detected by the flow meter according to a refrigerant regulation type, and includes: and under the condition that the refrigerant adjusting type is refrigerant charging, the refrigerant charging and recovering device acquires the accumulated flow of the refrigerant detected by the flowmeter. Or, under the condition that the refrigerant regulation type is refrigerant recovery, the refrigerant filling and recovery device acquires the instantaneous refrigerant flow detected by the flowmeter. The accumulated flow of the refrigerant is the amount of the refrigerant to be filled at this time. Like this, can fill the total amount that annotates the refrigerant when annotating the refrigerant by real-time detection, detect the instantaneous flow of refrigerant when retrieving the refrigerant to fill notes recovery unit and stop to treat the refrigerant volume in the conditioning equipment and adjust according to the refrigerant measured value control refrigerant. Therefore, the refrigerant quantity of the equipment to be regulated can be accurately regulated, multiple operations are avoided, and more time is saved.
Optionally, the refrigerant filling and recovering device controls the refrigerant filling and recovering device to stop adjusting the refrigerant quantity in the equipment to be adjusted according to the measured value of the refrigerant, and the refrigerant filling and recovering device includes: the refrigerant filling and recycling device controls the adjusting control valve to be in a closed state according to the measured value of the refrigerant, and controls the refrigerant adjusting pipelines to be in a closed state. Therefore, the adjusting control valve and each refrigerant adjusting pipeline are in a closed state, the refrigerant quantity in the equipment to be adjusted can be automatically stopped to be adjusted, manual complex operation is not needed, and the efficiency of adjusting the refrigerant quantity is improved.
Furthermore, the refrigerant filling and recovering device controls and adjusts the control valve to be in a closed state according to the measured value of the refrigerant, and the refrigerant filling and recovering device comprises: under the condition that the refrigerant adjusting type is refrigerant charging, the refrigerant charging and recycling device obtains a preset first threshold value. And under the condition that the measured value of the refrigerant is equal to the first threshold value, the refrigerant filling and recovering device controls the regulating control valve to be in a closed state. The first threshold is the amount of refrigerant filled at this time.
Further, the refrigerant filling and recovering device controls and adjusts the control valve to be in a closed state according to the measured value of the refrigerant, and comprises: and under the condition that the refrigerant adjusting type is the refrigerant recovery type, the refrigerant filling and recovering device acquires a preset second threshold value. And under the condition that the measured value of the refrigerant is equal to the second threshold value, the refrigerant filling and recovering device controls the regulating control valve to be in a closed state. Wherein the second threshold is 0. Thus, all the refrigerants in the equipment to be regulated can be recovered.
Further, the refrigerant fills annotates recovery unit control refrigerant and adjusts the pipeline and all be in the closed condition, include: the refrigerant filling and recovering device controls the recovering control valve, the recovering pump and the filling control valve to be in a closed state.
In some embodiments, the first threshold is 620 grams. For filling the circumstances of annotating the refrigerant at the refrigerant regulation type, the refrigerant fills and annotates that recovery unit control regulation control valve is in the open mode to control fills to annotate the control valve and be in the open mode, control recovery control valve and recovery pump are in the closed mode, like this, can control the refrigerant that the refrigerant regulation type corresponds and fill the pipeline and be in the open mode when, control refrigerant recovery pipeline is in the closed mode, thereby can treat the refrigerant volume in the regulating apparatus and fill to annotate. And acquiring the accumulated flow of the refrigerant detected by the flowmeter. Then, in the case that the cumulative refrigerant flow rate is equal to the first threshold 620 g, it is determined that the charging is completed. The control and regulation control valve and each refrigerant regulation pipeline are in a closed state. To stop filling.
In some embodiments, the second threshold is 0 grams. Under the condition that the type is for retrieving the refrigerant at the refrigerant regulation type, refrigerant fills to annotate recovery unit control regulation control valve and is in the open mode to control recovery control valve and recovery pump fill to annotate the control valve and be in the open mode, control fills to annotate the control valve and is in the closed mode, like this, can control the refrigerant recovery pipeline that the refrigerant regulation type corresponds when being in the open mode, control the refrigerant and fill the pipeline and be in the closed mode, thereby can treat the refrigerant volume in the regulating apparatus and retrieve. And acquiring the accumulated flow of the refrigerant detected by the flowmeter. And then, under the condition that the accumulated flow of the refrigerants is equal to a second threshold value, namely 0 g, determining that all the refrigerants in the equipment to be regulated are completely recycled, and controlling and regulating the control valve and each refrigerant regulating pipeline to be in a closed state.
Referring to fig. 4, an embodiment of the present disclosure provides a method for adjusting an amount of a refrigerant, including:
step S201, the refrigerant filling and recovering device receives the control and adjustment type sent by the mobile terminal. The mobile terminal is an electronic device provided with an application program corresponding to the refrigerant filling and recycling device. The mobile terminal comprises one or more of a mobile phone, a tablet or a computer.
In step S202, the refrigerant charging and recycling device determines the control adjustment type as the refrigerant adjustment type.
In step S203, the refrigerant filling and recovering device controls the regulating control valve to be in an open state.
And step S204, under the condition that the refrigerant adjusting type is refrigerant filling, the refrigerant filling and recovering device controls the filling control valve to be in an open state, and controls the recovering control valve and the recovering pump to be in a closed state, so that the refrigerant filling and recovering device fills the refrigerant into the equipment to be adjusted.
In step S205, the refrigerant charging and recovering device obtains the accumulated refrigerant flow detected by the flow meter.
In step S206, the refrigerant charging and recycling device obtains a preset first threshold.
And step S207, under the condition that the accumulated flow of the refrigerant is equal to the first threshold value, controlling the adjusting control valve to be in a closed state by the refrigerant filling and recovering device according to the measured value of the refrigerant, and controlling the refrigerant adjusting pipelines to be in a closed state so as to enable the refrigerant filling and recovering device to stop filling the refrigerant.
By adopting the method for adjusting the amount of the refrigerant, the refrigerant filling control valve and the adjusting control valve are controlled to be in the opening state under the condition that the refrigerant is adjusted to be in the filling state, the recovery control valve and the recovery pump are controlled to be in the closing state, the refrigerant filling and recovery device starts to fill the refrigerant, and then the refrigerant filling and recovery device stops filling the refrigerant according to the accumulated refrigerant flow detected by the flowmeter. Like this, fill the refrigerant and fill recovery unit and stop the refrigerant and fill through the refrigerant measured value automatic control refrigerant that the flowmeter detected to obtain and fill, do not need artificial complicated operation, improved the efficiency of adjusting the refrigerant volume.
Referring to fig. 5, an embodiment of the present disclosure provides a method for adjusting an amount of a refrigerant, including:
in step S301, under the condition that the refrigerant adjustment type selection button is selected, a refrigerant adjustment type corresponding to the refrigerant adjustment type selection button is obtained.
Step S302, the refrigerant filling and recovering device controls the regulating control valve to be in an open state.
Step S303, in the case that the refrigerant adjustment type is to recover the refrigerant, the refrigerant charging and recovering device controls the recovery control valve and the recovery pump to be in an open state, and controls the charging and recovering valve to be in a closed state, so that the refrigerant charging and recovering device recovers the refrigerant from the device to be adjusted.
In step S304, the refrigerant charging and recovering device obtains the accumulated refrigerant flow detected by the flow meter.
In step S305, the refrigerant charging and recycling device obtains a preset second threshold.
And step S306, under the condition that the accumulated flow of the refrigerant is equal to the first threshold value, the refrigerant filling and recovering device controls the regulating and controlling valve to be in a closed state according to the measured value of the refrigerant, and controls the refrigerant regulating pipelines to be in a closed state, so that the refrigerant filling and recovering device stops recovering the refrigerant.
By adopting the method for adjusting the quantity of the refrigerant provided by the embodiment of the disclosure, under the condition that the refrigerant adjusting type is the recovery refrigerant, the recovery control valve, the recovery pump and the adjusting control valve are controlled to be in the open state, the charging control valve is controlled to be in the closed state, the refrigerant charging and recovering device starts to recover the refrigerant, and then the refrigerant charging and recovering device stops recovering the refrigerant according to the accumulated refrigerant flow detected by the flowmeter. Like this, fill notes recovery unit and stop the refrigerant recovery through the refrigerant measured value automatic control refrigerant that the flowmeter detected and obtained, do not need artificial complicated operation, improved the efficiency of adjusting the refrigerant volume.
Referring to fig. 6, an apparatus for adjusting an amount of a refrigerant according to an embodiment of the present disclosure includes a determining module 13, a control adjusting module 14, an obtaining module 15, and a control stopping module 17. The determination module 13 is configured to obtain a refrigerant adjustment type. The control and regulation module 14 is configured to control the refrigerant filling and recovering device to regulate the amount of refrigerant in the equipment to be regulated according to the refrigerant regulation type. The acquisition module 15 is configured to acquire a refrigerant measurement value detected by the flow meter according to the refrigerant regulation type; the measured value of the refrigerant comprises the instantaneous flow rate or the accumulated flow rate of the refrigerant. The control stopping module 16 is configured to control the refrigerant filling and recovering device to stop adjusting the refrigerant quantity in the equipment to be adjusted according to the refrigerant measured value.
By adopting the device for adjusting the quantity of the refrigerant, the quantity of the refrigerant in the equipment to be adjusted is adjusted through the refrigerant adjusting type, then the flow meter detects the flow of the refrigerant to obtain a measured value of the refrigerant, and the refrigerant filling and recovering device is controlled to stop adjusting the quantity of the refrigerant in the equipment to be adjusted according to the measured value of the refrigerant. Therefore, the refrigerant filling and recycling device is automatically controlled to stop adjusting the refrigerant in the equipment to be adjusted through the refrigerant measured value obtained through the detection of the flowmeter, the manual complex operation is not needed, and the refrigerant quantity adjusting efficiency is improved.
Optionally, the control and adjustment module is configured to control the refrigerant filling and recovering device to adjust the amount of the refrigerant in the equipment to be adjusted according to the refrigerant adjustment type by: and controlling and regulating the control valve to be in an opening state. And controlling the refrigerant adjusting pipeline corresponding to the refrigerant adjusting type to be in an open state, and controlling the other refrigerant adjusting pipeline to be in a closed state so as to adjust the amount of the refrigerant in the equipment to be adjusted. The refrigerant adjusting pipeline comprises a refrigerant filling pipeline or a refrigerant recycling pipeline.
Optionally, the control and adjustment module is configured to control the refrigerant adjustment pipeline corresponding to the refrigerant adjustment type to be in an open state by: and under the condition that the refrigerant adjusting type is refrigerant filling, controlling the filling control valve to be in an opening state so as to enable the refrigerant in the filling tank to be filled into the equipment to be adjusted.
Optionally, the control and regulation module is configured to further include a pressure regulation module; the pressure regulating module is configured to utilize the pressure regulating valve to regulate the pressure in the filling tank under the condition that the refrigerant regulation type is filling refrigerant, so as to accelerate the efficiency of refrigerant filling.
Optionally, the control and adjustment module is configured to control the refrigerant adjustment pipeline corresponding to the refrigerant adjustment type to be in an open state by: and under the condition that the refrigerant adjusting type is the refrigerant recovery type, controlling the recovery control valve and the recovery pump to be in an opening state so as to enable the refrigerant in the equipment to be adjusted to be recovered into the recovery tank.
Optionally, the obtaining module is configured to obtain the measured refrigerant value detected by the flow meter according to the refrigerant regulation type by: and under the condition that the refrigerant adjusting type is refrigerant filling, acquiring the accumulated refrigerant flow detected by the flowmeter. Or, under the condition that the refrigerant regulation type is the recovered refrigerant, the instantaneous refrigerant flow detected by the flowmeter is obtained.
Optionally, the control stopping module is configured to control the refrigerant filling and recovering device to stop adjusting the refrigerant quantity in the equipment to be adjusted according to the refrigerant measured value by: and controlling the regulating control valve to be in a closed state according to the measured value of the refrigerant, and controlling the refrigerant regulating pipelines to be in a closed state.
Referring to fig. 7, an embodiment of the present disclosure provides a refrigerant charging and recycling apparatus, which includes a processor (processor) 17 and a memory (memory) 18. Optionally, the apparatus may also include a Communication Interface 19 and a bus 20. The processor 17, the communication interface 19 and the memory 18 may communicate with each other through a bus 20. The communication interface 19 may be used for information transfer. The processor 17 may call logic instructions in the memory 18 to execute the method for adjusting the amount of refrigerant according to the above embodiment.
Furthermore, the logic instructions in the memory 18 may be implemented in the form of software functional units and stored in a computer readable storage medium when sold or used as a stand-alone product.
The memory 18 is a storage medium and can be used for storing software programs, computer executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present disclosure. The processor 17 executes functional applications and data processing by executing program instructions/modules stored in the memory 18, that is, implements the method for adjusting the amount of refrigerant in the above embodiments.
The memory 18 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal device, and the like. Further, the memory 18 may include high speed random access memory and may also include non-volatile memory.
By adopting the refrigerant filling and recycling device provided by the embodiment of the disclosure, the refrigerant quantity in the equipment to be adjusted is adjusted through the refrigerant adjusting type, then the flow meter detects the refrigerant flow to obtain the refrigerant measured value, and the refrigerant filling and recycling device is controlled to stop adjusting the refrigerant quantity in the equipment to be adjusted according to the refrigerant measured value. Like this, the refrigerant measured value automatic control refrigerant that obtains through the flowmeter detects fills annotates recovery unit and stops treating the regulation of the refrigerant in the regulating equipment, does not need artificial complicated operation, has improved the efficiency of adjusting the refrigerant volume.
The disclosed embodiments provide a storage medium storing computer-executable instructions configured to perform the above-described method for adjusting refrigerant quantity.
The storage medium described above may be a transitory computer-readable storage medium or a non-transitory computer-readable storage medium. A non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes, and may also be a transient storage medium.
The above description and the drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising a …" does not exclude the presence of another identical element in a process, method, or apparatus that comprises the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosures, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.
Those of skill in the art would 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 may depend upon the particular application and design constraints imposed on the solution. 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 disclosed embodiments. It can be clearly understood by the skilled person that, for convenience and simplicity of description, the specific working processes of the above-described systems, apparatuses, and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between the different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
Claims (10)
1. A method for regulating refrigerant quantity is characterized in that the method is applied to a refrigerant filling and recovering device; the refrigerant filling and recovering device is provided with a flowmeter; the flow meter is controlled to be used for detecting the instantaneous refrigerant flow or the accumulated refrigerant flow of the refrigerant; the method comprises the following steps:
acquiring a refrigerant regulation type;
controlling the refrigerant filling and recovering device to adjust the amount of the refrigerant in the equipment to be adjusted according to the refrigerant adjusting type;
acquiring a measured value of the refrigerant detected by the flowmeter according to the refrigerant regulation type; the refrigerant measurement values include: instantaneous flow rate or accumulated flow rate of the refrigerant;
and controlling the refrigerant filling and recycling device to stop adjusting the amount of the refrigerant in the equipment to be adjusted according to the measured value of the refrigerant.
2. The method as claimed in claim 1, wherein the refrigerant charging and recovering device further comprises a regulating control valve and a refrigerant regulating pipeline corresponding to each refrigerant regulating type; controlling the refrigerant filling and recycling device to adjust the refrigerant quantity in the equipment to be adjusted according to the refrigerant adjusting type, and the method comprises the following steps:
controlling the regulating control valve to be in an opening state;
and controlling the refrigerant adjusting pipeline corresponding to the refrigerant adjusting type to be in an open state, and controlling the other refrigerant adjusting pipeline to be in a closed state so as to adjust the amount of the refrigerant in the equipment to be adjusted.
3. The method of claim 2, wherein the refrigerant conditioning type includes charging a refrigerant; the refrigerant adjusting pipeline comprises a refrigerant filling pipeline; the refrigerant fills annotates the pipeline, includes: a fill control valve; controlling the refrigerant adjusting pipeline corresponding to the refrigerant adjusting type to be in an opening state, and the method comprises the following steps:
and under the condition that the refrigerant adjusting type is refrigerant charging, controlling the charging control valve to be in an opening state.
4. The method as claimed in claim 3, wherein the refrigerant charging line further comprises a pressure regulating valve; under the condition that the refrigerant regulation type is to fill refrigerant, the refrigerant regulation device further comprises:
the pressure in the filling tank is regulated by a pressure regulating valve.
5. The method of claim 2, wherein the refrigerant conditioning type includes recovering refrigerant; the refrigerant adjusting pipeline comprises a refrigerant recovery pipeline; the refrigerant recovery pipeline includes: a recovery control valve and a recovery pump; controlling the refrigerant adjusting pipeline corresponding to the refrigerant adjusting type to be in an opening state, comprising:
and under the condition that the refrigerant adjusting type is the recovery refrigerant, controlling the recovery control valve and the recovery pump to be in an opening state.
6. The method of claim 1, wherein obtaining measured refrigerant values from a flow meter based on the refrigerant conditioning type comprises:
under the condition that the refrigerant adjusting type is refrigerant filling, acquiring the accumulated refrigerant flow detected by a flowmeter; or the like, or, alternatively,
and under the condition that the refrigerant regulation type is the recovered refrigerant, acquiring the instantaneous refrigerant flow detected by the flowmeter.
7. The method as claimed in claim 2, wherein controlling the refrigerant charge and recovery device to stop adjusting the refrigerant amount in the equipment to be adjusted according to the refrigerant measurement value comprises:
and controlling the adjusting control valve to be in a closed state according to the measured value of the refrigerant, and controlling each refrigerant adjusting pipeline to be in a closed state.
8. The device for adjusting the refrigerant quantity is characterized by being applied to a refrigerant filling and recovering device; the refrigerant filling and recovering device is provided with a flowmeter; the flow meter is controlled to be used for detecting the instantaneous refrigerant flow or the accumulated refrigerant flow of the refrigerant; the apparatus, comprising:
the determining module is configured to obtain a refrigerant adjusting type;
the control adjusting module is configured to control the refrigerant filling and recovering device to adjust the amount of the refrigerant in the equipment to be adjusted according to the refrigerant adjusting type;
the acquisition module is configured to acquire a refrigerant measurement value detected by the flowmeter according to the refrigerant regulation type; the refrigerant measurement value comprises the instantaneous flow or the accumulated flow of the refrigerant;
and the control stopping module is configured to control the refrigerant filling and recovering device to stop regulating the refrigerant quantity in the equipment to be regulated according to the refrigerant measured value.
9. Refrigerant charge recycling device comprising a processor and a memory storing program instructions, characterized in that the processor is configured to execute the method for adjusting the amount of refrigerant according to any one of claims 1 to 7 when executing the program instructions.
10. A storage medium storing program instructions which, when executed, perform a method for adjusting refrigerant quantity as claimed in any one of claims 1 to 7.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210932725.9A CN115540418A (en) | 2022-08-04 | 2022-08-04 | Method and device for adjusting amount of refrigerant, refrigerant filling and recovering device and storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210932725.9A CN115540418A (en) | 2022-08-04 | 2022-08-04 | Method and device for adjusting amount of refrigerant, refrigerant filling and recovering device and storage medium |
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| CN202210932725.9A Pending CN115540418A (en) | 2022-08-04 | 2022-08-04 | Method and device for adjusting amount of refrigerant, refrigerant filling and recovering device and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538716A (en) * | 2023-04-14 | 2023-08-04 | 深圳市泰路科技有限公司 | Refrigerant recovery filling machine operation monitoring system based on data analysis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538716A (en) * | 2023-04-14 | 2023-08-04 | 深圳市泰路科技有限公司 | Refrigerant recovery filling machine operation monitoring system based on data analysis |
| CN116538716B (en) * | 2023-04-14 | 2023-10-20 | 深圳市泰路科技有限公司 | Refrigerant recovery filling machine operation monitoring system based on data analysis |
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