CN105333463B - The method for controlling combustion of gas - Google Patents
The method for controlling combustion of gas Download PDFInfo
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- CN105333463B CN105333463B CN201410392434.0A CN201410392434A CN105333463B CN 105333463 B CN105333463 B CN 105333463B CN 201410392434 A CN201410392434 A CN 201410392434A CN 105333463 B CN105333463 B CN 105333463B
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- gas
- burner
- flame
- controlling combustion
- air blower
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Abstract
The present invention includes the one first heating total value calculated needed for gas about a kind of method for controlling combustion of gas；According to the aperture of the first heating total value control gas valve and the rotating speed of air blower；Flame caused by burner is detected, jump fire phenomenon or extinguishing occurs if not detecting flame and representing, the rotating speed of the aperture and air blower that heat total value control gas valve according to one second at this time, to reduce the gas amount and air capacity that are supplied to burner.If detecting flame again represents previous step as jump fire phenomenon occurs, otherwise is the insufficient pressure in gas source.Gas can be allowed to continue to operate when jump fire phenomenon occurs as a result,.
Description
Technical field
The present invention is related with gas control；Particularly relate to a kind of method for controlling combustion of gas.
Background technology
Gas has that save that the energy, the thermal efficiency are high, use in real time etc. excellent compared to the heating utensil for using electric energy
Point has been widely used in the field of heating.In order to more increase the thermal efficiency of gas, there is the gas of forced air supply type then
Utensil comes out.
Fig. 1 show the gas of existing forced air supply type, includes a burner 10, a gas valve 12, one drum
Wind turbine 14, a flame inductive needle 16 and a controller 18.The burner 10 is set to connection for the gas that burns, the gas valve 12
To a gas pipeline 20 of the burner 10, which is connected to a gas source G, which is to be controlled to adjust
It is supplied to the gas amount of the burner 10.The air blower 14 is connected to the burner 10, is to be supplied to burner by control and regulation
10 air capacity.The flame inductive needle 16 is in the flame for sensing the burner 10 generation.The controller 18 is electrically connected should
Gas valve 12, the air blower 14 and the flame inductive needle 16.The controller 18 controls this watt according to a set heating total value
This valve 12 and the air blower 14 supply a certain proportion of gas amount and air capacity to the burner 10, to obtain preferably burning
Efficiency.
So, when the pressure of gas source G is relatively low, because the air capacity that the air blower 14 is supplied remains unchanged, will make
Air capacity is more than gas amount, and the flame that the burner 10 exports will so be caused to present " jump fire " phenomenon, that is, flame will compared with watt
Far from the burner 10 when this pressure is normal.With the gas source, G pressure persistently reduces, and flame will continue far from the burner
10, make flame that can not touch flame inductive needle 16 (Fig. 2 references).In this case, the controller 18 is because that can not receive fire
The electric signal of flame inductive needle 16, thus be determined as that gas is exhausted controls the gas valve 12 and blocks gas, so, the actually gas
Source G is not that gas is exhausted, and is only that gas pressure is relatively low.This it is typically the case that be happened at gas source be liquid barreled gas when,
Gas capacity of coal in gas cylinder is insufficient；Or when gas source is natural gas, excessive gas is simultaneously using and by source
Gas pressure averagely disperse caused by.
By taking gas heater as an example, if occurring during using hot water, gas source G pressure is relatively low, and generation jump fire is existing
As causing the controller 18 to block gas, user being caused to be absorbed in the available awkward situation of no hot water.Therefore existing pressure supplies
The design of gas type gas 1 do not attain yet it is perfect, still have much room for improvement place.
Invention content
In view of this, the purpose of the present invention is used to provide a kind of method for controlling combustion of gas, it can be in gas source
Gas is allowed to may continue to use when pressure is relatively low.
Edge is to reach above-mentioned purpose, the method for controlling combustion of gas provided by the present invention, wherein the gas packet
A burner is included to the gas that burns, a gas valve is to be changed its aperture by control to adjust the gas for being supplied to the burner
Amount and an air blower are to be changed its rotating speed by control to adjust the air capacity for being supplied to the burner；The method for controlling combustion
It comprises the steps of：A, one first heating total value needed for gas is calculated；B, this watt is controlled according to the first heating total value
The rotating speed of the aperture of this valve and the air blower；C, flame caused by the burner is detected, according to one if not detecting flame
Second heating total value controls the aperture of the gas valve and the rotating speed of the air blower, wherein this second heating total value be less than this first plus
Hot total value.
Effect of the invention is that when gas source pressure is relatively low, it can be continuing with gas, it will not be in gas source pressure
It is exhausted that it is mistaken for gas when relatively low, and gas can not be reused.
Description of the drawings
Fig. 1 is existing gas schematic diagram.
Fig. 2 is that jump fire phenomenon schematic diagram occurs for existing gas.
Fig. 3 is the gas heater schematic diagram that a preferred embodiment of the present invention is applied.
Fig. 4 is the method for controlling combustion flow chart of the gas of a preferred embodiment of the present invention.
【Symbol description】
[Xian You ]
1 gas
10 burner, 12 gas valve, 14 air blower
16 flame inductive needle, 18 controller, 20 gas pipeline
[] of the present invention;
2 gas heaters
22 heating unit, 24 heat exchanger, 242 heat absorbing sheet
244 water-supply-pipe, 26 burner, 28 gas pipeline
30 gas valve, 32 air blower 34 igniting inductive needle
36 oral siphon, 38 outlet pipe, 40 tap
42 detecting modules 422 enter water temperature monitoring device 424 and go out water temperature detector
426 flow detector, 44 controller, 442 memory
46 alarm unit G gas sources
Specific implementation mode
For that can be illustrated more clearly that the present invention, hereby lifts preferred embodiment and diagram is coordinated to be described in detail as after, Fig. 3 institutes please be join
Show, the gas heater 2 applied by a preferred embodiment of the present invention, includes that a heating unit 22, an oral siphon 36, one go out
Water pipe 38, a detecting module 42, a controller 44 and an alarm unit 46.
The heating unit 22 includes a heat exchanger 24, a burner 26, a gas pipeline 28, a gas valve 30, one
The igniting inductive needle 34 of air blower 32 and one.There are the heat exchanger multiple heat absorbing sheets 242 and a water-supply-pipe 244 to wear the heat absorption
Piece 242.The burner 26 is located at 24 lower section of heat exchanger, heats the heat exchanger 24 for the gas that burns, the burner 26
It is connected to the gas pipeline 28, which is connected to a gas source G.The gas valve 30 is set on the gas pipeline 28,
The gas valve 30 is can be opened or be blocked the gas passed through by control and change the aperture of its valve to adjust the gas passed through
Amount.The air blower 32 is connected to the burner 26, is to be controlled and change the rotating speed of its running motor and be supplied to the combustion to adjust
The air capacity of burner 26.The igniting inductive needle 34 is set near the burner 26, to light watt exported from the burner 26
This and detect the burner 26 generation flame.
The oral siphon 36 and the outlet pipe 38, are respectively communicated with the water-supply-pipe 244 of the heat exchanger 24, which supplies water
Injection, the water injected flow through water-supply-pipe 244 and are exported from the outlet pipe 38, which is connected to a tap 40.
The detecting module 42 enters water temperature monitoring device 422, one comprising one and goes out water temperature detector 424, a flow detector 426,
The detector 422,424,426 be respectively used to detect the oral siphon 36 enter water temperature, the outlet pipe 38 go out water temperature and this enters
The water flow of water pipe 36.
The controller 44 is electrically connected the igniting inductive needle 34, the gas valve 30, the air blower 32 and the detecting module 42.
The controller 44 controls the igniting inductive needle 34 and lights a fire, and detects whether the igniting inductive needle 34 senses flame, and
Control the gas valve 30 and the air blower 32.
The controller 44 has a memory 442, and multiple heating total values and corresponding gas amount are had in the memory 442
Control parameter and rotating speed control parameter.Each heating total value corresponds to a gas amount control parameter and rotating speed control parameter.It should
Controller 44 controls the aperture of the gas valve 30 and turning for the air blower 32 according to gas amount control parameter and rotating speed control parameter
Speed, to reach certain air-fuel ratio.The controller 44 enters coolant-temperature gage, leaving water temperature and water according to measured by the detecting module 42
Heating total value needed for flow rate calculation burner 26 captures corresponding watt by the heating total value calculated from the memory 442
This amount control parameter and rotating speed control parameter control the gas valve 30 and adjust gas amount and control the rotating speed of the air blower 32, with
Leaving water temperature is set to reach the leaving water temperature set by user.
The alarm unit 46 is in the present embodiment a display, the controller 44 is electrically connected, for showing the control
The information that device 44 exports, certainly, alarm unit 46 also can be a buzzer or display and buzzer and deposit.
Pass through above-mentioned gas heater 2, you can execute the method for controlling combustion of gas shown in Fig. 4, this method
It comprises the steps of：
The controller 44 controls the gas valve 30 and opens gas, and controls the igniting inductive needle 34 and light a fire, to ignite
The gas exported from the burner 26.
According to the leaving water temperature set by user, one first required heating total value is calculated, then according to the first heating total value
Corresponding control parameter is captured from the memory 442, to control the aperture of the gas valve 30 and the rotating speed of the air blower 32.
Through the igniting inductive needle 34 detecting burner 26, whether flame still has, if so, representing current gas source G's
Pressure is normal, and maintains 32 normal operation of gas valve 30 and air blower；Flame is not detected if obtaining flame by detecting and being changed into,
The pressure for representing current gas source G is relatively low or insufficient, it is possible to create jump fire or the situation of fray-out of flame, at this point, the controller 44
It first controls the gas valve 30 and blocks gas, and control the air blower 32 and keep on the go and in passing through for one first predetermined time, then control
Make the gas valve 30 unlatching and the gas exported from the burner 26 that ignites.The purpose that the air blower 32 keeps on the go is set to be to arrange
Remaining gas and carbon monoxide in the empty gas heater 2, avoids remaining gas and carbon monoxide from leaking and cause personnel
It is uncomfortable.
After gas ignites, heats total value according to one second and capture corresponding control parameter from the memory 442, with control
The rotating speed of the aperture of the gas valve 30 and the air blower 32, wherein the second heating total value is the first heating in the present embodiment
The 70% of total value.In other words, control the gas valve 30 and reduce aperture and reduce the rotating speed of the air blower 32, to obtain lower watt
This amount and air capacity.In practice, also gas can not be blocked when not detecting flame, and direct basis second heating is total
Value controls the aperture of the gas valve 30 and the rotating speed of the air blower 32, to obtain lower gas amount and air capacity.
Penetrating the igniting inductive needle 34 detecting burner 26 again, whether flame still has, if there is flame, represents current watt
The pressure of this source G is relatively low but still not exhausted, at this point, the controller 44 sends one first information warning to the alarm unit 46, with
Remind the pressure of user's gas source G relatively low.If without flame, the gas for representing gas source G is exhausted or close to exhausted, can not watt
This uses for the burner 26 or generates jump fire phenomenon again, and the controller 44 controls the gas valve 30 and blocks gas at this time,
And control the air blower 32 and keep on the go and operated in stopping the air blower 32 after one second predetermined time, to empty this watt
Remaining gas and carbon monoxide in this water heater 2.Meanwhile the controller 44 sends one second information warning to the alarm unit
46, to remind the gas of user's gas source G exhausted or gas pressure is not enough to reuse for burner 26.
Be among the above illustrate by taking gas heater 2 as an example the present invention method for controlling combustion, in addition to gas heater 2 with
Outside, method for controlling combustion of the invention applies also for the gas of any forced air supply type.
Through the method for controlling combustion of the present invention, pressure of the user in gas source can be allowed relatively low, but be still available for burner
In use, continuing to light flame, gas is continuing with for user, be effectively improved existing gas gas source pressure
Power can not allow the missing that user reuses gas when relatively low.It will be further appreciated that utilizing the first information warning and
The pressure that two information warnings can effectively differentiate gas source is relatively low or exhausted state.
The foregoing is merely preferably possible embodiments of the invention, apply description of the invention and claim model such as
Enclose equivalence changes for it, ought to be included in the scope of the claims of the present invention.
Claims (7)
1. a kind of method for controlling combustion of gas, which is characterized in that the gas includes a burner to burn
Gas, a gas valve be by control change its aperture with adjust be supplied to the burner gas amount and an air blower be by
Control changes its rotating speed to adjust the air capacity for being supplied to the burner；The method for controlling combustion comprises the steps of：
Ignite the gas exported from the burner；
A, one first heating total value needed for gas is calculated；
B, the aperture of the gas valve and the rotating speed of the air blower are controlled according to the first heating total value；And
C, flame caused by the burner is detected during burning, and fire is not detected if obtaining flame by detecting and being changed into
It after flame, first controls the gas valve and blocks gas, then control the gas valve and open gas and the gas exported from the burner that ignites,
After gas ignites, according to one second heat total value control the aperture of the gas valve and the rotating speed of the air blower, wherein this second plus
Hot total value is less than the first heating total value.
2. the method for controlling combustion of gas as described in claim 1, which is characterized in that step C is hindered in the gas valve
Disconnected after damp controls the air blower and keeps on the go and in one first predetermined time of process to empty remaining after damp, then controls
The gas valve is opened and the gas exported from the burner that ignites.
3. the method for controlling combustion of gas as described in claim 1, which is characterized in that include to detect again after step C
Flame caused by the burner is surveyed, and sends out one first information warning when detecting flame.
4. the method for controlling combustion of gas as described in claim 1, which is characterized in that include a step after step C
Rapid D is to detect flame caused by the burner, and control the gas valve when not detecting flame and block gas.
5. the method for controlling combustion of gas as claimed in claim 4, which is characterized in that also include control after step D
The air blower keeps on the go and is stopped with emptying remaining after damp in passing through for one second predetermined time.
6. the method for controlling combustion of gas as claimed in claim 4, which is characterized in that step D is included in and does not detect
One second information warning is sent out when flame.
7. the method for controlling combustion of gas as described in claim 1, which is characterized in that the gas is a gas heat
Hydrophone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392434.0A CN105333463B (en) | 2014-08-11 | 2014-08-11 | The method for controlling combustion of gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392434.0A CN105333463B (en) | 2014-08-11 | 2014-08-11 | The method for controlling combustion of gas |
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| Publication Number | Publication Date |
|---|---|
| CN105333463A CN105333463A (en) | 2016-02-17 |
| CN105333463B true CN105333463B (en) | 2018-10-26 |
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ID=55284143
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410392434.0A Active CN105333463B (en) | 2014-08-11 | 2014-08-11 | The method for controlling combustion of gas |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI620897B (en) * | 2017-11-28 | 2018-04-11 | 南開科技大學 | Gas water heater adjustment system and method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1607363A (en) * | 2003-10-15 | 2005-04-20 | 中山华帝燃具股份有限公司 | Domestic gas instantaneous water heater capable of realizing gas-air proportional control |
| CN1892143A (en) * | 2005-07-08 | 2007-01-10 | 海尔集团公司 | Anti-explosion gas water heater |
| CN101839552A (en) * | 2009-03-18 | 2010-09-22 | 中山市华美骏达电器有限公司 | Blowing type gas water heater constant temperature control method and control system thereof |
| CN201662202U (en) * | 2010-03-15 | 2010-12-01 | 钟献开 | Fully automatic gas water heater |
| CN102235755A (en) * | 2010-04-23 | 2011-11-09 | 关隆股份有限公司 | Water temperature control method and device for water heater |
| CN103090545A (en) * | 2011-10-31 | 2013-05-08 | 关隆股份有限公司 | Heating regulating and controlling method of gas combusting tool |
| CN103615798A (en) * | 2013-11-04 | 2014-03-05 | 广东万和新电气股份有限公司 | Fully premixed combustion gas heating water heater |
| CN103672951A (en) * | 2012-08-31 | 2014-03-26 | 林光湧 | Safe combustion monitoring method and system |
| CN103836802A (en) * | 2012-11-27 | 2014-06-04 | 关隆股份有限公司 | Hypoxia protection device |
-
2014
- 2014-08-11 CN CN201410392434.0A patent/CN105333463B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1607363A (en) * | 2003-10-15 | 2005-04-20 | 中山华帝燃具股份有限公司 | Domestic gas instantaneous water heater capable of realizing gas-air proportional control |
| CN1892143A (en) * | 2005-07-08 | 2007-01-10 | 海尔集团公司 | Anti-explosion gas water heater |
| CN101839552A (en) * | 2009-03-18 | 2010-09-22 | 中山市华美骏达电器有限公司 | Blowing type gas water heater constant temperature control method and control system thereof |
| CN201662202U (en) * | 2010-03-15 | 2010-12-01 | 钟献开 | Fully automatic gas water heater |
| CN102235755A (en) * | 2010-04-23 | 2011-11-09 | 关隆股份有限公司 | Water temperature control method and device for water heater |
| CN103090545A (en) * | 2011-10-31 | 2013-05-08 | 关隆股份有限公司 | Heating regulating and controlling method of gas combusting tool |
| CN103672951A (en) * | 2012-08-31 | 2014-03-26 | 林光湧 | Safe combustion monitoring method and system |
| CN103836802A (en) * | 2012-11-27 | 2014-06-04 | 关隆股份有限公司 | Hypoxia protection device |
| CN103615798A (en) * | 2013-11-04 | 2014-03-05 | 广东万和新电气股份有限公司 | Fully premixed combustion gas heating water heater |
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| CN105333463A (en) | 2016-02-17 |
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