CN110307650A - Gas heater control method and gas heater - Google Patents
Gas heater control method and gas heater Download PDFInfo
- Publication number
- CN110307650A CN110307650A CN201910472134.6A CN201910472134A CN110307650A CN 110307650 A CN110307650 A CN 110307650A CN 201910472134 A CN201910472134 A CN 201910472134A CN 110307650 A CN110307650 A CN 110307650A
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- Prior art keywords
- temperature
- gas heater
- control method
- surroundings
- heater control
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Combustion (AREA)
Abstract
The invention belongs to water heater control fields, disclose a kind of gas heater control method, by the temperature of the surroundings of real-time detection gas heater, detect it is described around the temperature of any point be more than preset value when, cut off circuit or reduce combustion gas intake.The invention also discloses the gas heaters using above-mentioned control method.Pass through the temperature of real-time detection surroundings, it can be realized the full temperature detection to heat exchanger, and then improve the comprehensive of detection, so that the temperature of any point of surroundings is more than preset value, circuit can be cut off or reduce combustion gas intake, to avoid the ablation of heat exchanger, securely and reliably.
Description
Technical field
The present invention relates to water heater control field more particularly to a kind of gas heater control method and gas heaters.
Background technique
With the fast development of gas heater, safety is always focus concerned by people.Wherein, heat exchanger is anti-dry
Burn-out proof is burnt, is problem in need of consideration emphatically.Heat exchanger causes current gas heater because dry combustion method overheats in order to prevent
Damage is burnt, Thermal Cutoffs or Kick type temperature controller are set usually on gas heater, when heat exchanger reaches one
After determining temperature, Thermal Cutoffs or Kick type temperature controller movement cutting circuit, to avoid further ablation.
But in aforesaid way, temperature-detecting device is fixed on some corresponding position of heat exchanger and carries out temperature inspection
Survey, that is, can only detect at the heat exchanger position whether ablation, and when there is ablation phenomen in heat exchanger other positions,
It can not then detect still there are problems that heat exchanger is burned out.
Summary of the invention
The purpose of the present invention is to provide a kind of gas heater control method and gas heaters, can be avoided heat exchange
Device is ablated.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of gas heater control method, the temperature of the surroundings of real-time detection gas heater are detecting
When the temperature of any point of the surrounding arrived is more than preset value, cuts off circuit or reduce combustion gas intake.
Preferably, the temperature of the surroundings is continued to test, when what is detected after reducing combustion gas intake
The temperature of any point around described is more than the preset value, then continues to reduce combustion gas intake, until the week detected
The temperature of any point enclosed, which is respectively less than, is equal to the preset value.
Preferably, when combustion gas intake is decreased to minimum value, if any point of the surrounding detected
Temperature be more than the preset value, then cut off circuit.
Preferably, by the way that multiple temperature sensors, heat described in real-time detection is arranged in the surroundings array
Temperature around exchanger.
Preferably, by the way that at least one infrared temperature probe, the temperature of surroundings described in real time scan is arranged.
Preferably, the infrared temperature probe is set as one, one infrared temperature probe can be handed over around the heat
Parallel operation rotation, and scan the temperature of the surroundings.
Preferably, the infrared temperature probe is set as more than two, more than two infrared temperature probes point
The temperature of the heat exchanger difference regional area is not scanned.
Preferably, cut off circuit or reduce combustion gas intake while, send warning message to mobile terminal or with
In the household appliance of the gas heater interconnection, and alarmed by the mobile terminal or the household appliance.
Preferably, broadcasting information to user while cutting off circuit or reducing combustion gas intake.
The present invention also provides a kind of gas heaters, using above-mentioned gas heater control method.
Beneficial effects of the present invention: it by the temperature of real-time detection surroundings, can be realized to heat exchanger
Full temperature detection, and then the comprehensive of detection is improved, so that the temperature of any point of surroundings is more than preset value,
Circuit can be cut off or reduce combustion gas intake, to avoid the ablation of heat exchanger, securely and reliably.
Detailed description of the invention
Fig. 1 is the gas heater control method flow chart of the embodiment of the present invention one；
Fig. 2 is the gas heater control method flow chart of the embodiment of the present invention two.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.
The present invention provides the control method and gas heater of a kind of gas heater, and wherein gas heater includes that heat is handed over
Parallel operation, control device, temperature-detecting device, the temperature information that control device can receive temperature-detecting device detection are (specific
It is the temperature information of the surroundings of detection), and (control device is existing to temperature information execution corresponding operating based on the received
There is the control structure that technology is common, such as can be the control structure of single-chip microcontroller or the formation of multiple single-chip microcontroller set, herein not
Its principle is repeated again) so that heat exchanger will not be ablated.Specifically, the present invention will pass through following implementation
Example illustrates the control method of gas heater, how to realize the ablation for avoiding heat exchanger.
Embodiment one
Fig. 1 is the flow chart of the control method of the gas heater of the present embodiment, as shown in Figure 1, provided in this embodiment
Control method the following steps are included:
The temperature of the surroundings of S10, real-time detection gas heater.
In this present embodiment, after gas heater booting operation, pass through the temperature detection being set in gas heater
The temperature of device real-time detection surroundings.The temperature information is passed to control device by subsequent temperature-detecting device.It needs
It is noted that above-mentioned temperature information includes the temperature of the multiple points of surroundings.
In the present embodiment, above-mentioned temperature-detecting device can be multiple temperature sensors of array setting, and multiple temperature pass
Sensor clad type is set to surroundings, can the temperature at point each to heat exchanger detect, to realize pair
The complete detection of heat exchanger.
Above-mentioned temperature-detecting device can also be at least one infrared temperature probe, when infrared temperature probe is provided only with one
When a, infrared temperature probe can be rotated around heat exchanger, and scan the temperature of surroundings.Preferably, above-mentioned infrared survey
Temperature probe can be controlled by mechanical arm and be rotated around heat exchanger, can also be realized using other modes and be rotated around heat exchanger,
And then achieve the purpose that complete detection surroundings temperature.
When infrared temperature probe is provided with two or more, more than two infrared temperature probes scan heat exchanger respectively
The temperature of different regional areas.That is, some regional area of each infrared temperature probe scanning heat exchanger, owns
The regional area of infrared temperature probe scanning form the whole region of heat exchanger (i.e. around heat exchanger).
S20, any point for detecting surrounding temperature be more than preset value when, cut off circuit.
Control device receive temperature-detecting device transmitting temperature information after, by temperature information each temperature with
Pre-stored preset value compares, if all temperature are less than preset value, illustrates the temperature of current surroundings
Spend it is not exceeded, at this time will not there is a phenomenon where ablations, therefore, control device control gas heater continue according to pre-set programs
Operation.When any one temperature therein is more than preset value, illustrate the position of at least corresponding heat exchanger of the temperature at this time
Ablation easy to form, therefore, control device can cut off the circuit of gas heater, avoid heat exchanger that ablation occurs.
S30, while cutting off circuit, alarm.
While cutting off circuit, control device transmission warning message to mobile terminal, or it is mutual with the gas heater
(such as intelligent shower head household electrical appliances), subsequent mobile terminal or household appliance alert in the household appliance of connection, specifically can be with
By the way of buzz or the mode of voice prompting, allow users to learn the information that circuit is disconnected.
It is understood that being also possible to control device while cutting off circuit and directly broadcasting information to user.
In the present embodiment, by the temperature of real-time detection surroundings, comprehensive temperature to heat exchanger can be realized
Degree detection, and then the comprehensive of detection is improved, so that the temperature of any point of surroundings is more than preset value, can cut
Deenergizing, to avoid the ablation of heat exchanger, securely and reliably.
Embodiment two
Gas heater control method provided in this embodiment and one different from of embodiment, the main distinction be, when
When detecting that the temperature of any point of surroundings is more than preset value, and indirect cutting circuit, but it is logical to reduce combustion gas
Enter amount.Specifically, as shown in Fig. 2, the gas heater control method of the present embodiment the following steps are included:
The temperature of the surroundings of S100, real-time detection gas heater.
The step is identical as step S10 described in embodiment one, repeats no more.
S110, any point for detecting surrounding temperature be more than preset value when, reduce combustion gas intake.
I.e. when any one temperature therein is more than preset value, illustrate at least corresponding heat exchanger of the temperature at this time
Position ablation easy to form, at this point, control device, which can control, reduces combustion gas intake.Specifically, being by reducing gas valve
Aperture, to reduce combustion gas intake.
By reducing combustion gas intake, it can also reduce the vigorous degree of flame, and then it is corresponding to can reduce the temperature
Heat exchanger position at temperature, and then can also place at the heat exchanger position generation ablation.
S120, after reducing combustion gas intake, continue to test the temperature of surroundings, when detect surrounding appoint
The temperature of any is more than preset value, then continues to reduce combustion gas intake, until detecting that the temperature of any point of surrounding is small
In equal to the preset value.
I.e. after step S110 reduces combustion gas intake, temperature-detecting device will continue to the temperature of surroundings into
Row detects and transmits temperature information to control device.When continuing to test the temperature of any point of surrounding more than preset value,
Then continue to reduce combustion gas intake, until the temperature of any point around real-time detection is less than or equal to preset value.
S130, when combustion gas intake is decreased to minimum value, if the temperature of any point around detection is more than default
Value, then cut off circuit.
That is when the aperture of gas valve reaches minimum, if it has been more than pre- that the temperature of any point around real-time detection, which remains unchanged,
If value, then explanation can not reduce combustion gas intake by regulating gas valve opening, only cut off circuit at this time, can avoid
Heat exchanger ablation.Therefore, control device can directly cut off circuit.
After control device cuts off circuit, warning message can be sent to mobile terminal, or with the gas heater
(such as intelligent shower head household electrical appliances), subsequent mobile terminal or household appliance alert in the household appliance of interconnection, so that with
Family can learn the information that circuit is disconnected.Information can also be directly broadcasted by control device to user.
In the present embodiment, the temperature of surroundings is reduced by way of reducing combustion gas intake, rather than
Circuit is directly cut off, interruption when water can be used to avoid user midway, but hot water (meeting in temperature at this time can be continued to use
Decrease), guarantee the water demand in short-term of user, and then can be improved being tested with water body for user.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, be able to carry out it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.There is no need and unable to give thoroughly all embodiments
It lifts.Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the present invention
Within scope of protection of the claims.
Claims (10)
1. a kind of gas heater control method, which is characterized in that the temperature of the surroundings of real-time detection gas heater
Degree, detect it is described around any point temperature be more than preset value when, cut off circuit or reduction combustion gas intake.
2. gas heater control method according to claim 1, which is characterized in that after reducing combustion gas intake, after
The temperature of the continuous detection surroundings, when detect it is described around the temperature of any point be more than the preset value,
Then continue to reduce combustion gas intake, until the temperature of any point of the surrounding detected is respectively less than and is equal to the preset value.
3. gas heater control method according to claim 1, which is characterized in that be decreased to minimum in combustion gas intake
When value, if the temperature of any point of the surrounding detected is more than the preset value, circuit is cut off.
4. gas heater control method according to claim 1, which is characterized in that by the surroundings
Multiple temperature sensors, the temperature of surroundings described in real-time detection is arranged in array.
5. gas heater control method according to claim 1, which is characterized in that by the way that at least one infrared survey is arranged
Temperature is popped one's head in, the temperature of surroundings described in real time scan.
6. gas heater control method according to claim 5, which is characterized in that the infrared temperature probe is set as
One, one infrared temperature probe can be rotated around the heat exchanger, and scan the temperature of the surroundings.
7. gas heater control method according to claim 5, which is characterized in that the infrared temperature probe is set as
Two or more, more than two infrared temperature probes scan the temperature of the heat exchanger difference regional area respectively.
8. gas heater control method according to claim 1, which is characterized in that logical in cutting circuit or reduction combustion gas
While entering amount, send on warning message to mobile terminal or the household appliance interconnected with the gas heater, and by described
Mobile terminal or household appliance alarm.
9. gas heater control method according to claim 1, which is characterized in that logical in cutting circuit or reduction combustion gas
While entering amount, information is broadcasted to user.
10. a kind of gas heater, which is characterized in that using any gas heater control method of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472134.6A CN110307650A (en) | 2019-05-31 | 2019-05-31 | Gas heater control method and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472134.6A CN110307650A (en) | 2019-05-31 | 2019-05-31 | Gas heater control method and gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110307650A true CN110307650A (en) | 2019-10-08 |
Family
ID=68075713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910472134.6A Pending CN110307650A (en) | 2019-05-31 | 2019-05-31 | Gas heater control method and gas heater |
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| CN (1) | CN110307650A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2214648Y (en) * | 1995-04-24 | 1995-12-06 | 广东省中南科信电子燃气具公司 | Dry burning preventing protector for remote-control water heater |
| EP0773411A1 (en) * | 1995-11-11 | 1997-05-14 | Robert Bosch Gmbh | Method for controlling a gas-fired water heater |
| JP2000130749A (en) * | 1998-10-30 | 2000-05-12 | Noritz Corp | Hot water supplyer |
| CN201875912U (en) * | 2010-11-24 | 2011-06-22 | 樱花卫厨（中国）股份有限公司 | Gas water heater with external temperature sensor |
| CN102419211A (en) * | 2010-08-05 | 2012-04-18 | 通用电气公司 | System and method for measuring temperature within a turbine system |
| CN109307368A (en) * | 2018-09-17 | 2019-02-05 | 广东万和新电气股份有限公司 | A kind of forced-ventilated gas water heater control method |
-
2019
- 2019-05-31 CN CN201910472134.6A patent/CN110307650A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2214648Y (en) * | 1995-04-24 | 1995-12-06 | 广东省中南科信电子燃气具公司 | Dry burning preventing protector for remote-control water heater |
| EP0773411A1 (en) * | 1995-11-11 | 1997-05-14 | Robert Bosch Gmbh | Method for controlling a gas-fired water heater |
| JP2000130749A (en) * | 1998-10-30 | 2000-05-12 | Noritz Corp | Hot water supplyer |
| CN102419211A (en) * | 2010-08-05 | 2012-04-18 | 通用电气公司 | System and method for measuring temperature within a turbine system |
| CN201875912U (en) * | 2010-11-24 | 2011-06-22 | 樱花卫厨（中国）股份有限公司 | Gas water heater with external temperature sensor |
| CN109307368A (en) * | 2018-09-17 | 2019-02-05 | 广东万和新电气股份有限公司 | A kind of forced-ventilated gas water heater control method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191008 |