CN107525265A - Blowing type gas water heater adopting flame temperature detection and wind speed compensation - Google Patents
Blowing type gas water heater adopting flame temperature detection and wind speed compensation Download PDFInfo
- Publication number
- CN107525265A CN107525265A CN201610472797.4A CN201610472797A CN107525265A CN 107525265 A CN107525265 A CN 107525265A CN 201610472797 A CN201610472797 A CN 201610472797A CN 107525265 A CN107525265 A CN 107525265A
- Authority
- CN
- China
- Prior art keywords
- temperature
- gas
- flame
- blowing
- sensing probe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000007664 blowing Methods 0.000 title claims description 25
- 239000000523 sample Substances 0.000 claims abstract description 43
- 238000002485 combustion reaction Methods 0.000 claims abstract description 41
- 239000007789 gas Substances 0.000 claims description 65
- 239000000567 combustion gas Substances 0.000 claims description 9
- 239000003517 fume Substances 0.000 claims description 8
- 239000002737 fuel gas Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 235000019504 cigarettes Nutrition 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 230000006698 induction Effects 0.000 description 4
- 239000002341 toxic gas Substances 0.000 description 4
- 238000000418 atomic force spectrum Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/007—Regulating fuel supply using mechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/02—Regulating fuel supply conjointly with air supply
- F23N1/022—Regulating fuel supply conjointly with air supply using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/10—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
- F23N5/102—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/14—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermo-sensitive resistors
- F23N5/143—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermo-sensitive resistors using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
-
- 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
- F24H9/0005—Details for water heaters
-
- 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
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2225/00—Measuring
- F23N2225/08—Measuring temperature
- F23N2225/16—Measuring temperature burner temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2231/00—Fail safe
- F23N2231/10—Fail safe for component failures
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Control Of Combustion (AREA)
Abstract
The invention discloses a blast type gas water heater adopting flame temperature detection and air speed compensation, which comprises a burner arranged at the lower part of an inner cavity of the gas water heater, a heat exchanger arranged at the upper part of the inner cavity of the gas water heater and positioned above the burner, and a closed combustion chamber formed between the heat exchanger and the burner, wherein the burner is arranged at the upper part of the inner cavity of the gas water heater; at least one temperature sensing probe is embedded in the inner wall surface of the closed combustion chamber, the temperature sensing probe is vertically positioned above the fire hole surface of the combustor and is lower than the outer flame of the normal combustion flame, and the temperature sensing probe is horizontally positioned outside the boundary of the normal combustion flame. The temperature sensing probe judges whether the exhaust port is blocked or whether the external wind pressure is overlarge or not by measuring the temperature of the combustion chamber. When the temperature of the combustion chamber reaches or is higher than a certain preset value, the air exhaust amount is increased by increasing the rotating speed of the fan, the high wind can be effectively resisted, and meanwhile, a good combustion state is kept.
Description
Technical field
The present invention relates to a kind of gas heater, more particularly to a kind of air blast compensated using flame temperature detection and wind speed
Formula gas heater.
Background technology
At present, Chinese high residential building is increasingly popularized, but the higher wind-force of floor is also bigger, and strong wind may cause
Gas heater can not start, flame combustion is unstable, water temperature is sometimes hot and sometimes cold, stop working suddenly during use
The problems such as.Blowing type gas water heater is broadly divided into two kinds according to the excessive protected mode of blast in the market：
A kind of is the blowing type gas water heater of flame induction air pressure protection, and this water heater is on burner fire hole
Side sets flame inductive needle, when flue blockage or external wind press through big, exhaust air rate deficiency, and the combustion of combustion gas anoxic
Burn and flame height is less than flame inductive needle, triggering accident extinguishing protection shutdown.But this water heater exists
Following defect be present in terms of Wind-Pressure Resistance：It is anti-external wind pressure hyperenergia first, causes flame to be in for a long time
Flame-out critical condition, anoxycausis, discharges a large amount of toxic gases；Next to that when external wind presses through big, burning
Insufficient, energy level, which declines, causes controller to increase combustion gas aperture, further deteriorates burning on the contrary；It is again
Exhaust outlet is blocked when small fire is burnt, flame does not extinguish, it is understood that there may be potential safety hazard.Another is blast
Switch the blowing type gas water heater of blast protection, the blast switch pressure pipe of this water heater respectively with air blast
Machine is connected with exhaust fume collecting hood exhaust outlet, is monitored combustion system inlet end and the draught head of outlet side, is worked as flue blockage
Or external wind, when pressing through big, the draught head of combustion system inlet end and outlet side is substantially reduced, when pressure difference is small
When blast switch closes point, then shutdown of stopping working.But the defects of this water heater is also obvious：
Its anti-external wind pressure energy power is weaker first, and the blower fan low-speed running when small fire is burnt, anti-extraneous blast is less than state
Desired 80Pa is marked, influences to use；Next to that blast switch cost is higher, spoilage is higher；Take again
Pressure pipe attachment structure is complicated, easily releases, damages gas leakage.As can be seen here, flame induction air pressure in the market
Protection or the blowing type gas water heater of blast switch blast protection, although in water heater flue blocking or extraneous
Certain safeguard protection effect can be played in the case of blast is excessive, but distinct disadvantage also be present.
The content of the invention
In view of this, the present invention provides a kind of blowing type gas water heater compensated using flame temperature detection and wind speed,
Its aim to solve the problem that the blowing type gas water heater of flame induction air pressure protection in stifled cigarette long-time anoxycausis,
The problem of discharging a large amount of toxic gases；And the anti-external world of blowing type gas water heater of blast switch blast protection
Blast ability is on the weak side, small fire state is easily flame-out, cost is high, flimsy problem.
The present invention is solved the above problems by following technological means：
A kind of blowing type gas water heater compensated using flame temperature detection and wind speed, including it is arranged on the combustion gas heat
The burner of hydrophone inner chamber bottom, it is arranged at gas heater inner chamber top and above the burner
Heat exchanger and form closed combustion chamber between the heat exchanger and the burner；Institute
The internal face for stating closed combustion chamber is embedded at least one temperature-sensing probe, and the temperature-sensing probe is located in vertical direction
It is located in the horizontal direction above the fire hole face of burner and less than the flame envelope of normal combustion flame, the temperature-sensing probe
Beyond normal combustion flame edge.
Further, its further comprise be arranged on the closed bottom of combustion chamber be used for for combustion gas fire
The blowing-type adjustable speed fan of air needed for providing is provided.
Further, it is provided with the supply air line of the blowing type gas water heater for adjustment of combustion gas flow
Gas ratio valve and gas shutoff valve for cutting off fuel gas path.
Further, it is still further comprised for controlling the blowing-type adjustable speed fan rotating speed, gas ratio valve
The controller of aperture and gas shutoff valve break-make, the controller and the blowing-type adjustable speed fan, the combustion gas
Proportioning valve, the gas shutoff valve and temperature-sensing probe electrical connection；The controller is by changing the combustion gas
The operating current of proportioning valve controls the aperture of the gas ratio valve, so as to controlling combusting firepower size；It is described
Controller controls the blowing-type adjustable speed fan by changing the operating current of the blowing-type adjustable speed fan
Rotating speed, so as to control the quantity delivered of the air needed for burning under different firepower states.
Further, when the temperature-sensing probe, which measures chamber temperature, reaches at or above early warning temperature value, then by
The controller control improves the rotating speed of the blowing-type adjustable speed fan；Turn when the blowing-type adjustable speed fan improves
After speed, in preset time, the temperature-sensing probe measures chamber temperature still equal to or higher than early warning temperature value,
Then the controller controls the gas shutoff valve to close.
Further, the temperature-sensing probe is thermocouple temperature sensor or thermistor temperature sensor.
Further, the quantity of the temperature-sensing probe is two or more, is inlaid in the closed respectively
The diverse location of the internal face of combustion chamber.
Further, the temperature-sensing probe is located at the opening position of about 10mm above the fire hole face of the burner.
Further, exhaust fume collecting hood is installed above the heat exchanger, be provided with the top of the exhaust fume collecting hood
For discharging the exhaust outlet of gas.
By adopting the above-described technical solution, the present invention has the advantages that：
Internal face of the present invention in the closed combustion chamber is embedded at least one temperature-sensing probe, the temperature-sensing probe
It is located in vertical direction above the fire hole face of burner and less than the flame envelope of normal combustion flame, the temperature-sensing probe
It is located in the horizontal direction beyond normal combustion flame edge.Temperature-sensing probe is judged by measuring combustion flame temperature
Whether exhaust outlet is blocked or whether extraneous blast is excessive, and early warning is reached at or above when temperature-sensing probe measures temperature value
During temperature value, the controller control blower fan raising rotating speed electrically connected with the temperature-sensing probe comes increasing exhaust amount and confession
Oxygen amount, combustion flame is set to recover normal combustion state.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, letter will be made to the accompanying drawing of embodiment below
It is single to introduce, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
The unplugged schematic diagram of exhaust outlet that it is the present invention that Fig. 1, which is,；
Fig. 2 is schematic diagram of the present invention when exhaust outlet blocks or external wind presses through big；
Fig. 3 is the schematic diagram that the present invention carries out wind speed compensation when exhaust outlet blocks or external wind presses through big；
Fig. 4 is the blast protection temperature curve schematic diagram of the present invention；
Fig. 5 is the blower fan current compensation curve synoptic diagram of the present invention；
Fig. 6 is the anti-external wind pressure curve synoptic diagram of the present invention；
Fig. 7 is the excessive protection control flow chart of blast of the present invention；
Fig. 8 is the schematic diagram of the preferred embodiment of the present invention；
Fig. 9 is the proportioning valve flow opening curve schematic diagram of the present invention.
Embodiment
In order that the purpose, technical scheme and advantage of the embodiment of the present invention are clearer, below in conjunction with the present invention
Accompanying drawing in embodiment, the technical scheme in the embodiment of the present invention is explicitly described.
As shown in FIG. 1 to 3, a kind of blowing type gas hot water compensated using flame temperature detection and wind speed of the present invention
Device, including burner 1, heat exchanger 2, exhaust fume collecting hood 3, blowing-type adjustable speed fan 4, gas ratio valve 5,
Gas shutoff valve 6, temperature-sensing probe 7 and controller 8.Described burner 1 is arranged on the lower section of heat exchanger 2
And closed combustion chamber 9 is formed, described exhaust fume collecting hood 3 is arranged on the top of heat exchanger 2 and is provided with exhaust outlet 10；
Described blowing-type adjustable speed fan 4 is arranged on the bottom of closed combustion chamber 9, there is provided air needed for fuel gas buring；
Gas ratio valve 5 and gas shutoff valve 6 are set on the supply air line of water heater；Burnt in described closed
The internal face of room 9 is embedded in one or several temperature-sensing probes 8, and described temperature-sensing probe 7 is located at the fire of burner 1
≈ 10mm and less than the flame envelope of normal combustion flame above hole face, temperature-sensing probe 7 is in the horizontal direction positioned at normal
Beyond combustion flame border；Described blowing-type adjustable speed fan 4, gas ratio valve 5, gas shutoff valve 6 and
Temperature-sensing probe 7 is connected with the circuit of controller 8, and described controller 8 can control the logical of gas shutoff valve 6
It is disconnected.
As shown in figure 5, controller 8 controls blowing-type by changing the operating current of blowing-type adjustable speed fan 4
The rotating speed of adjustable speed fan 4, so as to control the quantity delivered of the air needed for fuel gas buring under different firepower states.Such as
Shown in Fig. 9, curve T is proportioning valve flow opening curve in fig.9, and controller 8 is by changing gas proportion
The operating current of valve 5 controls the aperture of gas ratio valve 5, so as to controlling combusting firepower size.
As shown in figure 1, the exhaust outlet 10 of exhaust fume collecting hood 3 is unplugged in gas heater running and external wind
When positive pressure is normal, fuel gas buring is normal, and combustion flame is elongated, and flame envelope temperature is up to more than 1000 DEG C, due to this
State flame envelope frontier distance temperature-sensing probe 7 farther out, temperature-sensing probe 7 measure temperature value 250 DEG C~300 DEG C it
Between.
As shown in Fig. 2 when blocking occurs in exhaust outlet 10 or external wind presses through big, due to now blower fan electric current
Power does not change, and water heater exhaust air rate is reduced, and air needed for supply fuel gas buring is greatly decreased, and causes anoxic to fire
Phenomenon is burnt, flame envelope shrinks toward fire hole, so as to which flame envelope border and the distance of temperature-sensing probe 7 shorten, temperature-sensing probe 7
Measure temperature value rising.
As shown in Figure 2 to 7, it is reduced by about 80% or external wind when exhaust outlet 10 blocks serious exhaust passage area
Press through big when reaching more than 150Pa, temperature-sensing probe 7 measures temperature value and reaches at or above " stifled cigarette shown in Fig. 4
Wind speed compensation temperature curve C " (400 DEG C~450 DEG C), thus controller 8 is judged as flue blockage or external wind
Press through big, then start stifled cigarette wind speed compensation program, as shown in Figure 5 " blower fan current compensation curve E " institutes are right
The current value answered increases blower fan electric current, improves the rotating speed of blowing-type adjustable speed fan 4 to resist extraneous blast (wherein
Curve D in Fig. 5 is normal condition blower fan current curve)；As shown in figure 3, exhaust outlet 10 blocks or the external world
After improving rotation speed of fan when blast is excessive, exhaust air rate, oxygen-supplying amount increase therewith, and combustion conditions are improved, combustion
The flame that makes a fire recovers normal good fired state, and flame envelope border and the distance of temperature-sensing probe 7 increase, temperature-sensing probe
7, which will measure temperature value, progressively to decline.Start the scheduled time (≈ 20s) of stifled cigarette wind speed compensation program in controller 8
Afterwards, if temperature-sensing probe 7 measures temperature value and remains above " stifled cigarette blowout protection temperature curve B " shown in Fig. 4
When, then the circuit of gas shutoff valve 6 is disconnected, fuel gas path is blocked and flame-out shutdown, so as to realize the excessive guarantor of blast
Protective function." stifled cigarette blowout protection temperature curve B " should be less than that " stifled cigarette wind speed is mended as shown in figure 4, described
Repay temperature curve C " or with " stifled cigarette wind speed compensation temperature curve C " is overlapping, and the curve A in figure is normal shape
State chamber temperature curve.
As shown in fig. 6, curve P is the blowing type gas water heater protected using blast switch blast in figure
Anti- external wind pressure energy force curve, curve Q are the flame temperature detection of the present invention and the blowing type gas hot water of wind speed compensation
The anti-external wind pressure energy force curve of device, curve R are the blowing type gas water heaters protected using flame induction air pressure
Anti- external wind pressure energy force curve.The blowing type gas water heater compensated using flame temperature detection and wind speed, in small fire
Fired state, by improving wind speed, the anti-external wind pressure energy power of complete machine can increase to more than 150Pa by 50Pa, full
Sufficient Standard, while thoroughly solve small fire and block up the hidden danger that cigarette does not stop working；In big fire fired state, pass through wind speed
Oxygenation burning is compensated, the anti-external wind pressure energy power of complete machine avoids combustion gas severe depletion of oxygen from burning up to more than 300Pa
And discharge a large amount of toxic gases.
Fig. 7 shows the excessive protection flow chart of blast of the present invention, comprises the following steps：Step S101：System
System electrifying startup water heater；Step S102：Open air valve, Water heater igniting burning；Step S103：To combustion
Throughput and blower fan electric current are adjusted；Step S104:Judge chamber temperature whether beyond " stifled cigarette wind speed is mended
Temperature curve C " is repaid, step S105 is entered if "Yes" according to " blower fan current compensation curve E " increases
Blower fan electric current, rotating speed is improved, step S108 is entered if "No" and maintains current operating conditions；Step S106：
Judge chamber temperature whether beyond " stifled cigarette blowout protection temperature curve B ", closes air valve if "Yes",
Gas circuit is blocked, alarm of stopping working, i.e., into step S107；Enter step S109 if "No" and remain current
Running status.
As shown in figure 8, as the preferred embodiment of the present invention, in the described internal face of closed combustion chamber 9
Diverse location the temperature-sensing probe 7 of 2 or more is installed, described temperature-sensing probe 7 with the circuit of controller 8
Connection, it is possible to increase the reliability of the excessive protection of complete machine blast.
The excessive protected mode of blast that the present invention compensates by using flame temperature detection and wind speed, in product reliability side
Face is better than currently marketed most of blowing type gas water heaters.With blowing type gas water heater in the market
The used excessive protection scheme of blast is compared, and the excessive protection technique of blast of the present invention has advantages below：1)、
, also can normal operation under fast (the i.e. 24m/s wind speed) state of whole gale with high wind loading rating；2), having
While effect resists strong wind, good fired state can be kept, reduces toxic gas discharge；3) fire, is improved
Flame combustion stability, avoids accident extinguishing；4), temperature-sensing probe is quick on the draw, and blast protection response is rapid；5)、
Temperature-sensing probe price is low, and cost is about the 1/5 of blast switch, and fault rate is low.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although ginseng
The present invention is described in detail according to preferred embodiment, it will be understood by those within the art that, can be with
Technical scheme is modified or equivalent substitution, without departing from technical solution of the present invention objective and
Scope, it all should cover among scope of the presently claimed invention.
Claims (9)
1. a kind of blowing type gas water heater compensated using flame temperature detection and wind speed, including it is arranged on the combustion
The burner of gas water heater inner chamber bottom, it is arranged at gas heater inner chamber top and is located at the burner
The heat exchanger of top and the closed combustion chamber formed between the heat exchanger and the burner；
It is characterized in that：Internal face in the closed combustion chamber is embedded at least one temperature-sensing probe, and the temperature-sensitive is visited
Head is located above the fire hole face of burner in vertical direction and visited less than the flame envelope of normal combustion flame, the temperature-sensitive
Head is located at beyond normal combustion flame edge in the horizontal direction.
A kind of 2. blowing type gas hot water compensated using flame temperature detection and wind speed according to claim 1
Device, it is characterised in that：Its further comprise be arranged on the closed bottom of combustion chamber be used for be combustion gas
The blowing-type adjustable speed fan of air needed for burning offer.
A kind of 3. blowing type gas hot water compensated using flame temperature detection and wind speed according to claim 2
Device, it is characterised in that：It is provided with the supply air line of the blowing type gas water heater for regulating gas stream
The gas ratio valve of amount and the gas shutoff valve for cutting off fuel gas path.
A kind of 4. blowing type gas hot water compensated using flame temperature detection and wind speed according to claim 3
Device, it is characterised in that：It is still further comprised for controlling the blowing-type adjustable speed fan rotating speed, the combustion
The controller of gas ratio valve opening and the gas shutoff valve break-make, the controller and the blowing-type speed governing
Blower fan, the gas ratio valve, the gas shutoff valve and temperature-sensing probe electrical connection；The controller
The aperture of the gas ratio valve is controlled by changing the operating current of the gas ratio valve, so as to control
Combusting firepower size；The controller is by changing the operating current of the blowing-type adjustable speed fan to control
The rotating speed of blowing-type adjustable speed fan is stated, so as to control the quantity delivered of the air needed for burning under different firepower states.
A kind of 5. blowing type gas hot water compensated using flame temperature detection and wind speed according to claim 4
Device, it is characterised in that：When the temperature-sensing probe, which measures chamber temperature, reaches at or above early warning temperature value,
The rotating speed of the blowing-type adjustable speed fan is then improved by controller control；When the blowing-type adjustable speed fan
After improving rotating speed, in preset time, the temperature-sensing probe measures chamber temperature still equal to or higher than early warning
Temperature value, then the controller control gas shutoff valve closing.
A kind of 6. air blast compensated using flame temperature detection and wind speed according to any one of claim 1-5
Formula gas heater, it is characterised in that：The temperature-sensing probe is thermocouple temperature sensor or thermistor-type
Temperature sensor.
A kind of 7. air blast compensated using flame temperature detection and wind speed according to any one of claim 1-5
Formula gas heater, it is characterised in that：The quantity of the temperature-sensing probe is two or more, is embedded in respectively
In the diverse location of the internal face of the closed combustion chamber.
A kind of 8. air blast compensated using flame temperature detection and wind speed according to any one of claim 1-5
Formula gas heater, it is characterised in that：The temperature-sensing probe is located at about 10mm above the fire hole face of the burner
Opening position.
9. one kind according to any one of any one of claim 1-5 is mended using flame temperature detection and wind speed
The blowing type gas water heater repaid, it is characterised in that：Exhaust fume collecting hood is installed above the heat exchanger,
The top of the exhaust fume collecting hood is provided with the exhaust outlet for being used for discharging gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472797.4A CN107525265A (en) | 2016-06-22 | 2016-06-22 | Blowing type gas water heater adopting flame temperature detection and wind speed compensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472797.4A CN107525265A (en) | 2016-06-22 | 2016-06-22 | Blowing type gas water heater adopting flame temperature detection and wind speed compensation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107525265A true CN107525265A (en) | 2017-12-29 |
Family
ID=60735503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610472797.4A Pending CN107525265A (en) | 2016-06-22 | 2016-06-22 | Blowing type gas water heater adopting flame temperature detection and wind speed compensation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107525265A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518847A (en) * | 2018-04-16 | 2018-09-11 | 广东万家乐燃气具有限公司 | Gas heater and firepower adjusting method |
| CN109631306A (en) * | 2018-10-17 | 2019-04-16 | 中山市思源电器有限公司 | A kind of burner of controllable air inlet rate |
| CN110207387A (en) * | 2018-09-04 | 2019-09-06 | 华帝股份有限公司 | Self-adaptive control method for air pressure system of gas water heater |
| CN110486949A (en) * | 2018-05-14 | 2019-11-22 | 青岛经济技术开发区海尔热水器有限公司 | Two fans gas heater control method and gas heater |
| CN111121299A (en) * | 2018-10-30 | 2020-05-08 | 宁波方太厨具有限公司 | Fan control method of gas water heater and up-drawing dual-purpose furnace applying same |
| CN111121278A (en) * | 2018-10-31 | 2020-05-08 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater and control method |
| CN111912124A (en) * | 2020-08-21 | 2020-11-10 | 东莞市艾瑞科热能设备有限公司 | Wall-mounted furnace and control method thereof |
| CN113137757A (en) * | 2020-01-20 | 2021-07-20 | 芜湖美的厨卫电器制造有限公司 | Combustion device, water heater and control method of water heater |
| CN114279090A (en) * | 2021-12-29 | 2022-04-05 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and control method and device thereof |
| CN114322319A (en) * | 2021-12-29 | 2022-04-12 | 芜湖美的厨卫电器制造有限公司 | Water heater control method and device and water heater |
| WO2024001710A1 (en) * | 2022-06-30 | 2024-01-04 | 芜湖美的智能厨电制造有限公司 | Water heater, and control method and control apparatus therefor |
Citations (5)
| 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 |
| JP2010096427A (en) * | 2008-10-16 | 2010-04-30 | Rinnai Corp | Combustion apparatus |
| CN102080878A (en) * | 2009-11-27 | 2011-06-01 | 海尔集团公司 | Fan control method and device of gas equipment |
| CN204923466U (en) * | 2015-07-07 | 2015-12-30 | 华帝股份有限公司 | Safety protection device for preventing flame of gas water heater from overflowing |
| CN205919508U (en) * | 2016-06-22 | 2017-02-01 | 华帝股份有限公司 | Blowing type gas water heater adopting flame temperature detection and wind speed compensation |
-
2016
- 2016-06-22 CN CN201610472797.4A patent/CN107525265A/en active Pending
Patent Citations (5)
| 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 |
| JP2010096427A (en) * | 2008-10-16 | 2010-04-30 | Rinnai Corp | Combustion apparatus |
| CN102080878A (en) * | 2009-11-27 | 2011-06-01 | 海尔集团公司 | Fan control method and device of gas equipment |
| CN204923466U (en) * | 2015-07-07 | 2015-12-30 | 华帝股份有限公司 | Safety protection device for preventing flame of gas water heater from overflowing |
| CN205919508U (en) * | 2016-06-22 | 2017-02-01 | 华帝股份有限公司 | Blowing type gas water heater adopting flame temperature detection and wind speed compensation |
Non-Patent Citations (1)
| Title |
|---|
| 严传俊等, 西北工业大学出版社 * |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518847A (en) * | 2018-04-16 | 2018-09-11 | 广东万家乐燃气具有限公司 | Gas heater and firepower adjusting method |
| CN110486949B (en) * | 2018-05-14 | 2022-02-25 | 青岛经济技术开发区海尔热水器有限公司 | Double-fan gas water heater control method and gas water heater |
| CN110486949A (en) * | 2018-05-14 | 2019-11-22 | 青岛经济技术开发区海尔热水器有限公司 | Two fans gas heater control method and gas heater |
| CN110207387A (en) * | 2018-09-04 | 2019-09-06 | 华帝股份有限公司 | Self-adaptive control method for air pressure system of gas water heater |
| CN109631306A (en) * | 2018-10-17 | 2019-04-16 | 中山市思源电器有限公司 | A kind of burner of controllable air inlet rate |
| CN111121299A (en) * | 2018-10-30 | 2020-05-08 | 宁波方太厨具有限公司 | Fan control method of gas water heater and up-drawing dual-purpose furnace applying same |
| CN111121299B (en) * | 2018-10-30 | 2021-04-16 | 宁波方太厨具有限公司 | Fan control method of gas water heater and up-drawing dual-purpose furnace |
| CN111121278A (en) * | 2018-10-31 | 2020-05-08 | 青岛经济技术开发区海尔热水器有限公司 | Gas water heater and control method |
| CN113137757A (en) * | 2020-01-20 | 2021-07-20 | 芜湖美的厨卫电器制造有限公司 | Combustion device, water heater and control method of water heater |
| CN113137757B (en) * | 2020-01-20 | 2022-09-02 | 芜湖美的厨卫电器制造有限公司 | Combustion device, water heater and control method of water heater |
| CN111912124A (en) * | 2020-08-21 | 2020-11-10 | 东莞市艾瑞科热能设备有限公司 | Wall-mounted furnace and control method thereof |
| CN114279090A (en) * | 2021-12-29 | 2022-04-05 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and control method and device thereof |
| CN114322319A (en) * | 2021-12-29 | 2022-04-12 | 芜湖美的厨卫电器制造有限公司 | Water heater control method and device and water heater |
| CN114279090B (en) * | 2021-12-29 | 2023-01-03 | 芜湖美的厨卫电器制造有限公司 | Gas water heater and control method and device thereof |
| WO2024001710A1 (en) * | 2022-06-30 | 2024-01-04 | 芜湖美的智能厨电制造有限公司 | Water heater, and control method and control apparatus therefor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107525265A (en) | Blowing type gas water heater adopting flame temperature detection and wind speed compensation | |
| US4221557A (en) | Apparatus for detecting the occurrence of inadequate levels of combustion air at a flame | |
| CN205919508U (en) | Blowing type gas water heater adopting flame temperature detection and wind speed compensation | |
| CN104990268B (en) | Fully pre-mixing gas combustion water heater for heating blocks guard method to blast pipe | |
| CN113048657B (en) | Wind-resistant control method for gas water heater and gas water heater | |
| JP6489971B2 (en) | Gas stove | |
| CN110081605B (en) | Exhaust safety detection method of water heater | |
| CN110567160B (en) | Method for preventing wall-mounted boiler from deflagrating | |
| CN111365850A (en) | Water heater control method based on wind pressure | |
| CN112283709A (en) | Premixer, gas water heater and air pressure protection method thereof | |
| CN107676960A (en) | Gas heater and its control method | |
| CN108980888A (en) | Gas heating equipment and control method thereof | |
| JP5647489B2 (en) | Water heater | |
| JP3558448B2 (en) | Combustion equipment | |
| JP5017249B2 (en) | Incomplete combustion detector | |
| JP2000234807A (en) | Hot wind heater | |
| JPS63294420A (en) | Combustion apparatus | |
| CN216924737U (en) | Water heater | |
| CN114963566B (en) | Control method of full-premix wall-mounted furnace and full-premix wall-mounted furnace | |
| TWI540289B (en) | Combustion control method of gas appliance | |
| JP2875377B2 (en) | Malfunction prevention method during pilot burner combustion | |
| JP3844598B2 (en) | Combustion equipment with exhaust duct fire prevention function | |
| CN217763412U (en) | Precision detection execution control system of combustion heat exchanger | |
| JP3795817B2 (en) | Gas combustion equipment | |
| CN214581770U (en) | Water heater capable of preventing blocking of smoke channel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171229 |