CN113883723A - Control method of gas water heater, computer equipment and storage medium - Google Patents
Control method of gas water heater, computer equipment and storage medium Download PDFInfo
- Publication number
- CN113883723A CN113883723A CN202111151025.8A CN202111151025A CN113883723A CN 113883723 A CN113883723 A CN 113883723A CN 202111151025 A CN202111151025 A CN 202111151025A CN 113883723 A CN113883723 A CN 113883723A
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- gas
- water heater
- water
- gas valve
- control method
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000007789 gas Substances 0.000 claims description 190
- 238000004590 computer program Methods 0.000 claims description 12
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 239000002737 fuel gas Substances 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
Abstract
The invention discloses a control method of a gas water heater, computer equipment and a storage medium, wherein the control method of the gas water heater comprises the following steps: judging that the gas water heater needs to enter a heating stop state from a heating state; accumulating the water shut-off times value once; judging whether the water-off number value is an odd number or an even number; if the water-off number value is an odd number, controlling the first gas valve to keep an opening state and controlling the second gas valve to close; if the water-off number value is an even number, controlling the second gas valve to be closed, and controlling the first gas valve to keep an open state; after waiting for a preset time, carrying out flame detection on the combustor, and if flame is detected, judging that gas leakage occurs; wherein, the initial value of the water-off number value is a natural number. The control method can conveniently and accurately detect the gas tightness of the gas valve and improve the use experience of a user.
Description
Technical Field
The invention relates to the technical field of gas water heaters, in particular to a control method of a gas water heater, computer equipment and a storage medium.
Background
Two gas valves, namely a proportional valve and a switch valve, are installed in the gas water heater; in the using process, when the gas water heater judges that the gas water heater needs to enter a heating state through a water flow sensor in the gas water heater, starting ignition and opening a proportional valve and a switch valve to perform combustion and heat water, wherein the gas water heater is in the heating state at the moment; after the water flow sensor in the water heater judges that the heating state needs to be changed into the heating stop state, the proportional valve and the switch valve are closed, and the heating water stops being combusted.
Before the gas water heater leaves the factory, a manufacturer can carry out strict air tightness detection on the gas water heater, but after the gas water heater is used for a period of time, a rubber part in a gas valve is likely to age and crack, or a gas component has corrosive gas to corrode parts of a gas circuit valve, so that gas leakage of the gas valve is finally caused, and the gas water heater has potential safety hazards.
The traditional gas water heater detects whether gas leaks through an external detection device, so that the product cost is increased, the detection process is complex, and the gas valve cannot be judged to leak at a time, so that inconvenience is brought to a user.
Disclosure of Invention
The invention provides a control method of a gas water heater, which can conveniently and accurately detect the gas tightness of a gas valve and improve the use experience of a user.
The invention also provides computer equipment and a storage medium for realizing the control method of the gas water heater.
The control method of the gas water heater according to the embodiment of the first aspect of the invention comprises the following steps: judging that the gas water heater needs to enter a heating stop state from a heating state; accumulating the water shut-off times value once; judging whether the water-off number value is an odd number or an even number; if the water-off number value is an odd number, controlling the first gas valve to keep an opening state and controlling the second gas valve to close; if the water-off number value is an even number, controlling the second gas valve to be closed, and controlling the first gas valve to keep an open state; after waiting for a preset time, carrying out flame detection on the combustor, and if flame is detected, judging that gas leakage occurs; wherein, the initial value of the water-off number value is a natural number.
According to the embodiment of the invention, at least the following beneficial effects are achieved: after the gas water heater is judged to be in the heating stop state from the heating state, by judging that the water-off number value of the gas water heater is an odd number or an even number, the second gas valve is controlled to be closed by odd values, the first gas valve is kept in an open state, the first gas valve is controlled to be closed by even values, the second gas valve is kept in a state, then, flame detection is carried out on the burner, so that whether the gas valves leak gas or not is judged, the air tightness of one gas valve can be detected when water is closed every time, the air tightness of the other gas valve can be detected when water is closed next time, the air tightness of the two gas valves can be automatically and alternately detected when water is closed for multiple times, therefore, which gas valve is leaked can be timely and accurately judged, an external device is not needed in the detection process, a user can conveniently detect the gas tightness of the gas valve, and the use experience of the user is improved.
According to some embodiments of the invention, when the water turn-off number is odd, after waiting for a preset time, flame detection is performed on the burner, and if flame is not detected, the first gas valve is controlled to be closed; and when the water turn-off number value is an even number, after waiting for a preset time, carrying out flame detection on the burner, and if flame is not detected, controlling to close the second fuel gas valve. .
According to some embodiments of the invention, when the water turn-off number is an odd number, if the gas leakage state is determined, the fault warning processing is performed, and the second gas valve is controlled to be closed again; if the water shut-off number value is an even number, if the gas leakage state is determined, fault warning processing is carried out, and the first gas valve is controlled to be closed again.
According to some embodiments of the invention, the method of fault alert handling includes at least one of displaying an error code, a vibration alert, a voice alert, a flashing of an alert light, and restarting the gas water heater.
According to some embodiments of the invention, after the fault warning processing is performed and the first gas valve and the second gas valve are closed, the gas water heater is locked to prevent misoperation of the gas water heater.
According to some embodiments of the invention, the method of flame detection for a burner comprises: flame ion information is acquired through the flame ion sensor so as to judge the combustion state of the combustor.
The computer device according to the second aspect embodiment of the present invention includes a memory and a processor, the memory stores a computer program, and the processor implements the steps of the control method of the gas water heater according to the first aspect embodiment of the present invention when executing the computer program.
The computer equipment provided by the embodiment of the invention has at least the following beneficial effects: after the gas water heater is judged to be in the heating stop state from the heating state, by judging that the water-off number value of the gas water heater is an odd number or an even number, the second gas valve is controlled to be closed by odd values, the first gas valve is kept in an open state, the first gas valve is controlled to be closed by even values, the second gas valve is kept in a state, then, flame detection is carried out on the burner, so that whether the gas valves leak gas or not is judged, the air tightness of one gas valve can be detected when water is closed every time, the air tightness of the other gas valve can be detected when water is closed next time, the air tightness of the two gas valves can be automatically and alternately detected when water is closed for multiple times, therefore, which gas valve is leaked can be timely and accurately judged, an external device is not needed in the detection process, a user can conveniently detect the gas tightness of the gas valve, and the use experience of the user is improved.
The computer readable storage medium according to the third aspect embodiment of the present invention has stored thereon a computer program which, when being executed by a processor, implements the steps of the control method of a gas water heater according to the above-mentioned first aspect embodiment of the present invention.
The computer-readable storage medium according to the embodiment of the invention has at least the following advantages: after the gas water heater is judged to be required to enter the heating stop state from the heating state, by judging that the water-off number value of the gas water heater is an odd number or an even number, the second gas valve is controlled to be closed by odd values, the first gas valve is kept in an open state, the first gas valve is controlled to be closed by even values, the second gas valve is kept in a state, then, flame detection is carried out on the burner, so that whether the gas valves leak gas or not is judged, the air tightness of one gas valve can be detected when water is closed every time, the air tightness of the other gas valve can be detected when water is closed next time, the air tightness of the two gas valves can be automatically and alternately detected when water is closed for multiple times, therefore, which gas valve is leaked can be timely and accurately judged, an external device is not needed in the detection process, a user can conveniently detect the gas tightness of the gas valve, and the use experience of the user is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic flow chart of a method of controlling a gas water heater according to one embodiment of the present invention;
FIG. 2 is a schematic internal diagram of a computer device according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1, the control method of a gas water heater according to the embodiment of the first aspect of the invention is applied to a gas water heater, and comprises the following steps:
s110, judging that the gas water heater needs to enter a heating stop state from a heating state;
s120, accumulating the water shut-off frequency value once;
s130, judging that the water-off times are odd numbers or even numbers;
if the water-off number value is an odd number, executing step S131, controlling the first gas valve to keep an open state, and controlling the second gas valve to close; if the water-off number value is an even number, executing step S132, controlling the second gas valve to be closed, and controlling the first gas valve to keep an open state;
and S140, after waiting for a preset time, carrying out flame detection on the burner, and if the flame is detected, judging that the gas leaks.
Wherein, the initial value of the water-off number value is a natural number, such as 0, 1, 2, 3, etc.; the preset time can be 1 second, 2 seconds, 3 seconds and the like, and the parameters can be set correspondingly according to the actual application condition, and are not limited; in addition, one of the first gas valve and the second gas valve may be configured as a combustion proportional valve, and the other may be configured as a combustion open/close valve.
Specifically, the method for determining that the gas water heater enters the heating stop state from the heating state comprises the following steps: and detecting that the water flow of the gas water heater is changed from a value larger than a preset water flow value to a value smaller than the preset water flow value through a water flow sensor. Of course, the determination of the gas water heater entering the heating stop state from the heating required state may be any other conceivable specific operation manner, and those skilled in the art can understand that the determination is not limited herein.
In one embodiment, step S120 may be located after step S130, that is, after the water shut-off frequency value is determined to be an odd number or an even number, the water shut-off frequency value is accumulated once, and it should be noted that, in this embodiment, the operation of accumulating the water shut-off frequency value once may be performed synchronously with the operation of step S131 or step S132, or may be performed after the operation of step S131 or step S132.
In one embodiment, step S120 may also be located after step S140, i.e. after the flame detection is completed, the water-off number is accumulated.
After the control method of the gas water heater of the embodiment is judged that the gas water heater needs to enter the heating stop state from the heating state, the second gas valve is controlled to be closed by the odd value by judging the water-off number value of the gas water heater to be odd or even, the first gas valve is kept in the opening state, the first gas valve is controlled to be closed by the even value, the second gas valve is kept in the state, and then flame detection is carried out on the burner, so that whether the gas valves leak or not is judged, the airtightness of one of the gas valves can be detected when water is turned off every time, the airtightness of the other gas valve can be detected when water is turned off next time, the airtightness of the two gas valves can be automatically and alternately detected by turning off water for multiple times, and therefore, which gas valve leaks can be timely and accurately judged, an external device is not needed in the detection process, and a user can conveniently detect the airtightness of the gas valves, the use experience of the user is improved.
In some embodiments of the present invention, when the number of times of water shut-off is odd, after waiting for a preset time, performing flame detection on the burner, and if no flame is detected, then further including the following steps: s151, controlling to close the first gas valve and then controlling the water heater to be shut down;
when the water shut-off number value is an even number, after waiting for a preset time, carrying out flame detection on the burner, if the flame is not detected, then the method also comprises the following steps: and S152, controlling to close the second fuel gas valve, and then controlling the water heater to be shut down.
Through the steps of S151 and S152, after the user performs the water-closing operation, in addition to detecting the air tightness of the gas valve, it is also possible to ensure that all the gas valves are completely closed, and to ensure that the entire water heater is in a shutdown state.
In some embodiments of the present invention, if the water-off number is an odd number, and it is determined that the gas leakage state is detected, the method further includes the following steps: s161, carrying out fault warning treatment, controlling to close the second gas valve again, determining that the second gas valve has a fault if the water-closing number value is an odd number and only closing the second gas valve, and automatically removing the fault through a program as much as possible by controlling to close the second gas valve again;
if the water-off number value is an even number and the gas leakage state is judged, the method further comprises the following steps: and S162, performing fault warning processing, controlling to close the first gas valve again, determining that the first gas valve has a fault if the water-closing number value is an even number and only closing the first gas valve, and controlling to close the first gas valve again to automatically remove the fault as far as possible.
In some embodiments of the invention, the method of fault alert handling includes at least one of displaying an error code, a vibration alert, a voice alert, a flashing of an alert light, and restarting the gas water heater. For example, in practical applications, when the water shut-off number is odd, if it is determined that the gas leakage state is detected, the error code a1 is displayed; if the water shut-off number is an even number and it is determined that the gas leakage is occurring, an error code a2 is displayed.
Through the steps of S161 and S162, after one of the gas valves is determined to be in the gas leakage state, the user can be warned in time, and the other gas valve is closed, so as to ensure that the gas water heater is not leaked any more to the greatest extent, and improve the use safety of the gas water heater.
In some embodiments of the invention, the following steps are further included after performing the fault warning process and closing the first and second gas valves: and S163, locking the gas water heater to prevent misoperation of the gas water heater, avoiding misoperation of a user, and prompting the user to inform an after-sales professional to go to maintain and repair the gas water heater.
In some embodiments of the invention, a method of flame detection for a burner comprises: flame ion information is acquired through the flame ion sensor so as to judge the combustion state of the combustor.
Of course, it is conceivable that in other embodiments, the light sensor may be arranged to sense the light of the burning flame, so as to obtain the burning state of the burner in the water heater.
As shown in fig. 2, the computer device according to the second aspect embodiment of the present invention includes a memory and a processor, the memory stores a computer program, and the processor implements any step of the control method of the gas water heater according to the first aspect embodiment of the present invention when executing the computer program.
After the computer equipment of the embodiment judges that the gas water heater needs to enter the heating stop state from the heating state, the second gas valve is controlled to be closed by the odd value or the even value by judging the water-closing number value of the gas water heater to be odd or even, the first gas valve is kept in the opening state, the first gas valve is controlled to be closed by the even value, the second gas valve is kept in the state, and then flame detection is carried out on the burner, so that whether the gas valves leak or not is judged, the airtightness of one of the gas valves can be detected each time the water is closed, the airtightness of the other gas valve can be detected next time the water is closed, the airtightness of the two gas valves can be automatically and alternately detected by closing the water for many times, and therefore, which gas valve leaks can be timely and accurately judged, an external device is not needed in the detection process, and a user can conveniently detect the airtightness of the gas valves, the use experience of the user is improved.
The computer readable storage medium according to the third aspect embodiment of the present invention has stored thereon a computer program which, when executed by a processor, implements any of the steps of the control method of a gas water heater according to the above-described first aspect embodiment of the present invention.
Specifically, it can be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by the relevant hardware instructed by a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, the computer program can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database or other medium used in the embodiments provided herein can include at least one of non-volatile and volatile memory. Non-volatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical storage, or the like. Volatile Memory can include Random Access Memory (RAM) or external cache Memory. By way of illustration and not limitation, RAM can take many forms, such as Static Random Access Memory (SRAM) or Dynamic Random Access Memory (DRAM), among others.
The computer-readable storage medium of the above embodiment, when the program is executed by the processor, after determining that the gas water heater needs to enter the heating stop state from the heating state, controls the second gas valve to close by an odd value by determining that the water shut-off number value of the gas water heater is odd or even, controls the first gas valve to keep open, controls the first gas valve to close by an even value, controls the second gas valve to keep state, and then performs flame detection on the burner, thereby determining whether the gas valves leak gas, so that the airtightness of one of the gas valves can be detected each time the water is shut off, the airtightness of the other gas valve can be detected next time the water is shut off, and the air tightness of the two gas valves can be automatically and alternately detected by multiple times of water shut-off, thereby determining which gas valve leaks timely and accurately, and the detection process does not need an external device, the gas tightness of the gas valve can be conveniently detected by a user, and the use experience of the user is improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (8)
1. A control method of a gas water heater is characterized by comprising the following steps:
judging that the gas water heater needs to enter a heating stop state from a heating state;
accumulating the water shut-off times value once;
judging whether the water-off number value is an odd number or an even number;
if the water-off number value is an odd number, controlling the first gas valve to keep an opening state and controlling the second gas valve to close; if the water-off number value is an even number, controlling the second gas valve to be closed, and controlling the first gas valve to keep an open state;
after waiting for a preset time, carrying out flame detection on the combustor, and if flame is detected, judging that gas leakage occurs;
wherein, the initial value of the water-off number value is a natural number.
2. The control method of a gas water heater according to claim 1,
when the water turn-off number value is odd, after waiting for a preset time, carrying out flame detection on the combustor, and if flame is not detected, controlling to close the first gas valve;
and when the water turn-off number value is an even number, after waiting for a preset time, carrying out flame detection on the burner, and if flame is not detected, controlling to close the second fuel gas valve.
3. The control method of a gas water heater according to claim 1,
if the water-off number value is an odd number, if the gas leakage state is judged, performing fault warning treatment, and controlling to close the second gas valve again;
if the water shut-off number value is an even number, if the gas leakage state is determined, fault warning processing is carried out, and the first gas valve is controlled to be closed again.
4. The control method of a gas water heater according to claim 3,
the fault warning processing method comprises at least one of displaying an error code, vibrating warning, voice warning, flashing of a warning lamp and restarting of the gas water heater.
5. The control method of a gas water heater according to claim 3,
and locking the gas water heater after fault warning processing and closing the first gas valve and the second gas valve.
6. The control method of a gas water heater according to claim 1,
the method for detecting the flame of the burner comprises the following steps: flame ion information is acquired through the flame ion sensor so as to judge the combustion state of the combustor.
7. Computer arrangement, characterized in that it comprises a memory, in which a computer program is stored, and a processor, which when executing said computer program carries out the steps of a control method of a gas water heater according to any one of claims 1 to 6.
8. A computer-readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, carries out the steps of the control method of a gas water heater according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111151025.8A CN113883723A (en) | 2021-09-29 | 2021-09-29 | Control method of gas water heater, computer equipment and storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111151025.8A CN113883723A (en) | 2021-09-29 | 2021-09-29 | Control method of gas water heater, computer equipment and storage medium |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000111075A (en) * | 1998-10-05 | 2000-04-18 | Matsushita Electric Ind Co Ltd | Remote control system for service apparatus |
| CN104220812A (en) * | 2012-03-26 | 2014-12-17 | 贝尔泰利联合公司 | Method and device for verifying the integrity of gas valve operators in gas appliance |
| CN105928213A (en) * | 2016-05-10 | 2016-09-07 | 广东超人节能厨卫电器有限公司 | Quick starting method for direct-current forced pumping quick gas water heater |
| CN107993431A (en) * | 2017-12-13 | 2018-05-04 | 杭州昂润科技有限公司 | A kind of gas safe management system and method |
| CN112413412A (en) * | 2020-11-09 | 2021-02-26 | 杭州权衡科技有限公司 | Gas monitoring system and method based on combustion state detection |
-
2021
- 2021-09-29 CN CN202111151025.8A patent/CN113883723A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000111075A (en) * | 1998-10-05 | 2000-04-18 | Matsushita Electric Ind Co Ltd | Remote control system for service apparatus |
| CN104220812A (en) * | 2012-03-26 | 2014-12-17 | 贝尔泰利联合公司 | Method and device for verifying the integrity of gas valve operators in gas appliance |
| CN105928213A (en) * | 2016-05-10 | 2016-09-07 | 广东超人节能厨卫电器有限公司 | Quick starting method for direct-current forced pumping quick gas water heater |
| CN107993431A (en) * | 2017-12-13 | 2018-05-04 | 杭州昂润科技有限公司 | A kind of gas safe management system and method |
| CN112413412A (en) * | 2020-11-09 | 2021-02-26 | 杭州权衡科技有限公司 | Gas monitoring system and method based on combustion state detection |
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Application publication date: 20220104 |