CN110186180A - Gas water heater, water outlet control method using gas water heater and pressurization control method - Google Patents
Gas water heater, water outlet control method using gas water heater and pressurization control method Download PDFInfo
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- CN110186180A CN110186180A CN201910295047.8A CN201910295047A CN110186180A CN 110186180 A CN110186180 A CN 110186180A CN 201910295047 A CN201910295047 A CN 201910295047A CN 110186180 A CN110186180 A CN 110186180A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 429
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000008399 tap water Substances 0.000 claims abstract description 11
- 235000020679 tap water Nutrition 0.000 claims abstract description 11
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 50
- 238000011897 real-time detection Methods 0.000 claims description 17
- 239000007789 gas Substances 0.000 abstract description 52
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000002737 fuel gas Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 239000000567 combustion gas Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/107—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using fluid fuel
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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
- F24H9/18—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
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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)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The invention discloses a gas water heater, which comprises a water heater body, heat exchangers, water flow pipelines, two water flow sensing units, a temperature detection unit, a water pump and a controller, wherein the heat exchangers are arranged in the water heater body; the invention also discloses a water outlet control method and a pressurization control method of the gas water heater; according to the invention, the double-water-flow sensing unit is arranged to automatically measure and calculate the tap water flow, so that the rapid pump closing action after the user turns on hot water in the circulating preheating process is realized, and the current consumption is reduced; and the pump is quickly turned off after the user turns off the hot water in the water quantity pressurizing process, so that the consumption of electric power and fuel gas is reduced.
Description
Technical field
The invention belongs to gas heater technical fields, and in particular to a kind of gas heater goes out water management using it
Method and supercharging control method.
Background technique
Zero cold water gas heater can be realized the development trend that hot water plug and play has become water heater industry because of it；Often
Advising zero cold water gas heater circulation waterway structure is that water pump and water flow induction dress is arranged inside the water heater body in main waterway
It sets, and the return pipe outside circulating pump water intake end setting return water bypass branch connection machine, conducting direction and return water is set in return pipe
Consistent check valve is flowed to, to prevent tap water from flowing directly into return pipe；After starting pre- heat function, built-in pump operation driving
Hot-water line, return pipe water circulate and preheated；According to the preheating function control logic chart of conventional zero cold water water heater,
Start pre- heat function and open water pump, is switched on water flow when the water flow that the water flow sensing device of main waterway measures is greater than program, then
Booting igniting is preheated, and when return water temperature reaches program preheating temperature, is then switched off the pump and is exited preheating.
However in actual use, after user often starts pre- heat function, hot water tap is opened at once and uses hot water, at this time certainly
Water, which flows into water heater, makes return water temperature probe measure temperature value and be unable to reach program preheating temperature, and then water pump maintains for a long time
Operating, consumes excessive electric power.
Summary of the invention
The object of the present invention is to provide a kind of gas heaters, incude list by the way that two water flows are arranged on water pipeline
Member realizes the movement that hot water quick closedown water pump is opened in warm.
It is a further object of the present invention to provide a kind of gas heater water outlet control methods.
It is a further object of the present invention to provide a kind of gas heater supercharging control methods.
The technical scheme adopted by the invention is that:
A kind of gas heater comprising water heater body, heat exchanger, water pipeline, water flow sensing unit, temperature inspection
Unit, water pump and controller are surveyed, the heat exchanger is arranged in water heater body, and the water pipeline passes through heat exchanger,
The water flow sensing unit is arranged two and is respectively positioned on water pipeline, and the temperature detecting unit setting is used on water pipeline
In detection return water temperature, the water pump is arranged on water pipeline, and the water flow sensing unit and water pump are connect with controller.
Preferably, the water pipeline includes water inlet water route, return water water route and main waterway, described water inlet water route one end and
Water source connection, the other end are connect by water pump with main waterway, and return water water route one end is connected to main waterway, the other end and water inlet
Water route connection.
Preferably, described two water flow sensing units be separately positioned on water water route and return water water route for detecting originally
The flow of inlet water and the circulating water flow on return water water route of water.
Preferably, described two water flow sensing units be separately positioned on water water route and main waterway for detecting tap water
Flow of inlet water and main waterway on main waterway flow.
Preferably, described two water flow sensing units are separately positioned in return water water route and main waterway for detecting return water
The main waterway flow on circulating water flow and main waterway on water route.
It preferably, further comprise check valve, the check valve is arranged on return water water route for ensuring water (flow) direction
Unicity.
A kind of gas heater water outlet control method applies above-mentioned gas heater, specifically:
Start the preheating mode of gas heater and by one of water flow sensing unit real-time detection circulating water flow,
When the circulating water flow is greater than preset booting water flow, gas heater booting igniting；
Later by temperature detecting unit and another water flow sensing unit distinguish real-time detection return water temperature and into
Water flow, when the return water temperature is greater than preheating temperature or flow of inlet water greater than the booting water flow being preset in controller
When, water pump is closed, and preheating is completed, and gas heater is back to standby mode, otherwise continues to test return water temperature and feed water flow
Amount, until the return water temperature is greater than preheating temperature or flow of inlet water is greater than preset booting water flow.
Preferably, when described two water flow sensing units be separately positioned on water water route and main waterway for detecting originally
When the flow of inlet water of water and main waterway flow in main waterway, the circulating water flow is main waterway flow and flow of inlet water
Difference.
Preferably, when described two water flow sensing units are separately positioned in return water water route and main waterway for detecting back
When main waterway flow on the circulating water flow and main waterway on water water route, the flow of inlet water is main waterway flow and circulation
The difference of water flow.
A kind of gas heater supercharging control method applies above-mentioned gas heater, specifically:
Start the function of increasing pressure of gas heater and by one of water flow sensing unit real-time detection flow of inlet water, when
When the flow of inlet water is greater than the booting water flow being preset in controller, gas heater booting igniting, water pump enters pressurization
Mode；
Later by another water flow sensing unit real-time detection flow of inlet water, control is preset in when the flow of inlet water is less than
When shutdown water flow in device processed, water pump is closed, and completes function of increasing pressure；Otherwise flow of inlet water is continued to test until flow of inlet water is small
In preset shutdown water flow；
Wherein, when described two water flow sensing units are separately positioned in return water water route and main waterway for detecting return water
When main waterway flow on the circulating water flow and main waterway on water route, the flow of inlet water is main waterway flow and recirculated water
The difference of flow.
Compared with prior art, the present invention in use, start the preheating mode of gas heater and by wherein one first
A water flow sensing unit real-time detection circulating water flow, when the circulating water flow is greater than preset booting water flow, combustion gas
Water heater booting igniting；Real-time detection return water temperature is distinguished by temperature detecting unit and another water flow sensing unit later
And flow of inlet water, when the return water temperature is greater than preheating temperature or flow of inlet water greater than the booting water being preset in controller
When flow, water pump is closed, and completes preheating, and gas heater is back to standby mode, on the contrary continue to test return water temperature and into
Water flow, until the return water temperature is greater than preheating temperature or flow of inlet water is greater than preset booting water flow；Pass through setting
Double water flow sensing unit automatic measurement & calculations originally quickly close pump movement after opening hot water, subtract by water flow, realization circulation warm user
Few current drain；And user quickly closes pump movement after closing hot water in realization water pressurization, reduces electric power and combustion gas disappears
Consumption.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the embodiment of the present invention 1 provides that a kind of gas heater is in default operating condition；
Fig. 2 is that the embodiment of the present invention 1 provides a kind of structural schematic diagram of the gas heater in pressurization working condition；
Fig. 3 is the structural schematic diagram that the embodiment of the present invention 2 provides that a kind of gas heater is in default operating condition；
Fig. 4 is that the embodiment of the present invention 2 provides a kind of structural schematic diagram of the gas heater in pressurization working condition；
Fig. 5 is the structural schematic diagram that the embodiment of the present invention 3 provides that a kind of gas heater is in default operating condition；
Fig. 6 is that the embodiment of the present invention 3 provides a kind of structural schematic diagram of the gas heater in pressurization working condition；
Fig. 7 is that the embodiment of the present invention 4 provides a kind of flow chart of gas heater water outlet control method；
Fig. 8 is that the embodiment of the present invention 5 provides a kind of flow chart of gas heater supercharging control method.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
The embodiment of the present invention 1 provides a kind of gas heater, as shown in Figs. 1-2 comprising water heater body 1, heat exchange
Device 2, water pipeline 3, water flow sensing unit 4, temperature detecting unit 5, water pump 6 and controller 7, the setting of heat exchanger 2 exist
In water heater body 1, the water pipeline 3 passes through heat exchanger 2, and the water flow sensing unit 4 is arranged two and is respectively positioned on water
On flow tube road 3, the temperature detecting unit 5 is arranged on water pipeline 3 for detecting return water temperature, and the setting of water pump 5 exists
On water pipeline 3, the water flow sensing unit 4 and water pump 6 are connect with controller 7；
The water pipeline 3 includes water inlet water route 31, return water water route 32 and main waterway 33, described 31 one end of water inlet water route
It is connect with water source, the other end is connect by water pump 6 with main waterway 33, and described 32 one end of return water water route is connected to main waterway 33, separately
One end is connect with water inlet water route 31；
Described two water flow sensing units 4 be separately positioned on water water route 31 and return water water route 32 for detecting tap water
Flow of inlet water and return water water route 32 on circulating water flow.
The course of work:
Start the preheating mode of gas heater first and the water flow sensing unit 4 by being arranged on return water water route 32 is real
When detect circulating water flow, when the circulating water flow be greater than preset booting water flow when, gas heater booting lights a fire；It
Afterwards by temperature detecting unit 5 and be arranged in water inlet water route 31 on water flow sensing unit 4 distinguish real-time detection return water temperature with
And flow of inlet water, when the return water temperature is greater than preheating temperature or flow of inlet water greater than the booting water being preset in controller 7
When flow, water pump 6 is closed, and completes preheating, and gas heater is back to standby mode, on the contrary continue to test return water temperature and into
Water flow, until the return water temperature is greater than preheating temperature or flow of inlet water is greater than preset booting water flow.
Embodiment 1 is by being separately positioned on into 4 automatic measurement & calculation of water flow sensing unit on water water route 31 and return water water route 32
Originally water flow is realized and quickly closes pump movement after circulation warm user opens hot water, reduces current drain；And realization water
User quickly closes pump movement after closing hot water in amount pressurization, reduces electric power and gas consumption.
Embodiment 2
The embodiment of the present invention 2 provides a kind of gas heater, as shown in Figure 3-4 comprising water heater body 1, heat exchange
Device 2, water pipeline 3, water flow sensing unit 4, temperature detecting unit 5, water pump 6 and controller 7, the setting of heat exchanger 2 exist
In water heater body 1, the water pipeline 3 passes through heat exchanger 2, and the water flow sensing unit 4 is arranged two and is respectively positioned on water
On flow tube road 3, the temperature detecting unit 5 is arranged on water pipeline 3 for detecting return water temperature, and the setting of water pump 5 exists
On water pipeline 3, the water flow sensing unit 4 and water pump 6 are connect with controller 7；
The water pipeline 3 includes water inlet water route 31, return water water route 32 and main waterway 33, described 31 one end of water inlet water route
It is connect with water source, the other end is connect by water pump 6 with main waterway 33, and described 32 one end of return water water route is connected to main waterway 33, separately
One end is connect with water inlet water route 31；
Described two water flow sensing units 4 be separately positioned on water water route 31 and main waterway 33 for detecting tap water
Main waterway flow on flow of inlet water and main waterway 33.
The course of work:
Start the preheating mode of gas heater first and the water flow sensing unit 4 by being arranged in main waterway 33 is real-time
Main waterway flow is detected, since the water route 31 that intakes at this time is not open-minded, flow of inlet water zero, then circulating water flow is main water
Road flow；When the circulating water flow is greater than preset booting water flow, gas heater booting igniting；Pass through temperature later
Detection unit 5 and the water flow sensing unit 4 being arranged on water inlet water route 31 distinguish real-time detection return water temperature and flow of inlet water,
When the return water temperature is greater than preheating temperature or flow of inlet water is greater than the booting water flow being preset in controller 7, water pump 6
It closes, completes preheating, gas heater is back to standby mode, otherwise continues to test return water temperature and flow of inlet water, until
The return water temperature is greater than preheating temperature or flow of inlet water is greater than preset booting water flow.
Embodiment 2 is by being separately positioned on into 4 automatic measurement & calculation of water flow sensing unit on water water route 31 and main waterway 33 certainly
Carry out water flow, realizes and quickly close pump movement after circulation warm user opens hot water, reduce current drain；And realization water
User quickly closes pump movement after closing hot water in pressurization, reduces electric power and gas consumption.
Embodiment 3
The embodiment of the present invention 3 provides a kind of gas heater, as seen in figs. 5-6 comprising water heater body 1, heat exchange
Device 2, water pipeline 3, water flow sensing unit 4, temperature detecting unit 5, water pump 6 and controller 7, the setting of heat exchanger 2 exist
In water heater body 1, the water pipeline 3 passes through heat exchanger 2, and the water flow sensing unit 4 is arranged two and is respectively positioned on water
On flow tube road 3, the temperature detecting unit 5 is arranged on water pipeline 3 for detecting return water temperature, and the setting of water pump 5 exists
On water pipeline 3, the water flow sensing unit 4 and water pump 6 are connect with controller 7；
The water pipeline 3 includes water inlet water route 31, return water water route 32 and main waterway 33, described 31 one end of water inlet water route
It is connect with water source, the other end is connect by water pump 6 with main waterway 33, and described 32 one end of return water water route is connected to main waterway 33, separately
One end is connect with water inlet water route 31；
Described two water flow sensing units 4 are separately positioned in return water water route 32 and main waterway 33 for detecting return water water
The main waterway flow on circulating water flow and main waterway 33 on road 32.
The course of work:
Start the preheating mode of gas heater first and the water flow sensing unit 4 by being arranged on return water water route 32 is real
When detect circulating water flow, when the circulating water flow be greater than preset booting water flow when, gas heater booting lights a fire；It
Afterwards by temperature detecting unit 5 and the water flow sensing unit 4 that is arranged in main waterway 33 distinguish real-time detection return water temperature and
Main waterway flow since tap water flows into water inlet water route 31, then imports main waterway 33 together with the water flow on return water water route 32, because
The water flow that water flow sensing unit 4 in this main waterway 33 detects be flow of inlet water and circulating water flow and, so feed water flow
Amount is the difference of main waterway flow and circulating water flow；When the return water temperature is greater than preheating temperature or flow of inlet water greater than default
When booting water flow in controller 7, water pump 6 is closed, and completes preheating, and gas heater is back to standby mode, otherwise after
Continuous detection return water temperature and flow of inlet water, until the return water temperature is greater than preheating temperature or flow of inlet water greater than preset
Be switched on water flow.
Embodiment 3 passes through 4 automatic measurement & calculation of water flow sensing unit that is separately positioned in return water water route 32 and main waterway 33
Originally water flow is realized and quickly closes pump movement after circulation warm user opens hot water, reduces current drain；And realization water
User quickly closes pump movement after closing hot water in amount pressurization, reduces electric power and gas consumption.
In addition, further comprising check valve 8 in embodiment 1-3, the setting of check valve 8 is used on return water water route 32
In the unicity for ensuring water (flow) direction, prevent tap water from flowing directly on return water water route 32；
It further comprise operation display 9, the operation display 9 is equipped with the function of increasing pressure for opening function of increasing pressure
Key and preheating function key for opening pre- heat function, the function of increasing pressure key and preheating function key can be combined into a function
Key.
Embodiment 4
The embodiment of the present invention 4 provides a kind of gas heater water outlet control method, as shown in fig. 7, it applies above-mentioned combustion
Gas water heater, specifically comprises the following steps:
Step 1, under hot standby mode, start the preheating mode of gas heater, open water pump 6；
Step 2, one of 4 real-time detection circulating water flow of water flow sensing unit；
Step 3, when the circulating water flow is greater than preset booting water flow, gas heater booting igniting；
Step 4, temperature detecting unit 5 and another water flow sensing unit 4 difference real-time detection return water temperature and into
Water flow；
Step 5, when the return water temperature is greater than preheating temperature or flow of inlet water is greater than the booting being preset in controller 7
When water flow, water pump 6 is closed, and completes preheating, and gas heater is back to standby mode, on the contrary continue to test return water temperature and
Flow of inlet water, until the return water temperature is greater than preheating temperature or flow of inlet water is greater than preset booting water flow.
Wherein, when described two water flow sensing units 4 be separately positioned on water water route 31 and main waterway 33 for detecting
When the flow of inlet water of tap water and main waterway flow in main waterway 33, the circulating water flow is main waterway flow and water inlet
The difference of flow.
When described two water flow sensing units 4 are separately positioned on return water water route 32 and main waterway 33 for detecting return water
When main waterway flow on the circulating water flow and main waterway 33 on water route 32, the flow of inlet water is main waterway flow and follow
The difference of ring water flow.
Embodiment 5
The embodiment of the present invention 5 provides a kind of gas heater supercharging control method, as shown in figure 8, it applies above-mentioned combustion
Gas water heater, specifically:
Step 11, start the function of increasing pressure of gas heater；
Step 12, one of 4 real-time detection flow of inlet water of water flow sensing unit；
Step 13, when the flow of inlet water is greater than the booting water flow being preset in controller 7, gas heater booting
Igniting, water pump 6 enter boost mode；
Step 14, another 4 real-time detection flow of inlet water of water flow sensing unit；
Step 15, when the flow of inlet water is less than the shutdown water flow being preset in controller 7, water pump 6 is closed, and is completed
Function of increasing pressure；Otherwise flow of inlet water is continued to test until flow of inlet water is less than preset shutdown water flow.
Wherein, when described two water flow sensing units 4 are separately positioned on return water water route 32 and main waterway 33 for examining
When main waterway flow on the circulating water flow and main waterway 33 on survey time water water route 32, the flow of inlet water is main waterway stream
The difference of amount and circulating water flow.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of gas heater, which is characterized in that it include water heater body (1), heat exchanger (2), water pipeline (3),
Water flow sensing unit (4), temperature detecting unit (5), water pump (6) and controller (7), the heat exchanger (2) are arranged in hot water
In device ontology (1), the water pipeline (3) passes through heat exchanger (2), and two and equal position is arranged in the water flow sensing unit (4)
In on water pipeline (3), the temperature detecting unit (5) is arranged on water pipeline (3) for detecting return water temperature, the water
It pumps (5) to be arranged on water pipeline (3), the water flow sensing unit (4) and water pump (6) are connect with controller (7).
2. a kind of gas heater according to claim 1, which is characterized in that the water pipeline (3) includes water inlet water
Road (31), return water water route (32) and main waterway (33), described water inlet water route (31) one end are connect with water source, and the other end passes through water
Pump (6) is connect with main waterway (33), and described return water water route (32) one end is connected to main waterway (33), the other end and water inlet water route
(31) it connects.
3. a kind of gas heater according to claim 2, which is characterized in that described two water flow sensing units (4) point
It She Zhi not be in water inlet water route (31) and return water water route (32) for detecting flow of inlet water and return water water route (32) of tap water
On circulating water flow.
4. a kind of gas heater according to claim 2, which is characterized in that described two water flow sensing units (4) point
On the flow of inlet water and main waterway (33) that She Zhi be used to detect tap water in water inlet water route (31) and main waterway (33)
Main waterway flow.
5. a kind of gas heater according to claim 2, which is characterized in that described two water flow sensing units (4) point
It She Zhi not be on return water water route (32) and main waterway (33) for detecting circulating water flow and master on return water water route (32)
Main waterway flow on water route (33).
6. according to a kind of described in any item gas heaters of claim 2-5, which is characterized in that further comprise check valve
(8), the check valve (8) is arranged on return water water route (32) for ensuring the unicity of water (flow) direction.
7. a kind of gas heater water outlet control method, which is characterized in that it applies gas heater as claimed in claim 6,
Specifically:
Start the preheating mode of gas heater and by one of water flow sensing unit (4) real-time detection circulating water flow,
When the circulating water flow is greater than preset booting water flow, gas heater booting igniting；
Later by temperature detecting unit (5) and another water flow sensing unit (4) distinguish real-time detection return water temperature and
Flow of inlet water, when the return water temperature is greater than preheating temperature or flow of inlet water greater than the booting water being preset in controller (7)
When flow, water pump (6) is closed, and completes preheating, and gas heater is back to standby mode, on the contrary continue to test return water temperature and
Flow of inlet water, until the return water temperature is greater than preheating temperature or flow of inlet water is greater than preset booting water flow.
8. a kind of water outlet control method of gas heater according to claim 7, which is characterized in that when described two water
Stream sensing unit (4) be separately positioned on into the flow of inlet water for being used to detect tap water on water water route (31) and main waterway (33) and
When main waterway flow in main waterway (33), the circulating water flow is the difference of main waterway flow and flow of inlet water.
9. a kind of water outlet control method of gas heater according to claim 8, which is characterized in that when described two water
Stream sensing unit (4) is separately positioned in return water water route (32) and main waterway (33) for detecting following on return water water route (32)
When main waterway flow in ring water flow and main waterway (33), the flow of inlet water is main waterway flow and circulating water flow
Difference.
10. a kind of gas heater supercharging control method, which is characterized in that it applies gas heater as claimed in claim 6,
Specifically:
Start the function of increasing pressure of gas heater and by one of water flow sensing unit (4) real-time detection flow of inlet water, when
The flow of inlet water be greater than be preset in controller (7) booting water flow when, gas heater booting igniting, water pump (6) into
Enter boost mode；
Later by another water flow sensing unit (4) real-time detection flow of inlet water, control is preset in when the flow of inlet water is less than
When shutdown water flow in device (7) processed, water pump (6) is closed, and completes function of increasing pressure；Otherwise flow of inlet water is continued to test until water inlet
Flow is less than preset shutdown water flow；
Wherein, it is used for when described two water flow sensing units (4) are separately positioned on return water water route (32) and main waterway (33)
When detecting the circulating water flow on return water water route (32) and main waterway flow in main waterway (33), based on the flow of inlet water
The difference of water route flow and circulating water flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295047.8A CN110186180A (en) | 2019-04-12 | 2019-04-12 | Gas water heater, water outlet control method using gas water heater and pressurization control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295047.8A CN110186180A (en) | 2019-04-12 | 2019-04-12 | Gas water heater, water outlet control method using gas water heater and pressurization control method |
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| CN110186180A true CN110186180A (en) | 2019-08-30 |
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ID=67714137
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| CN201910295047.8A Pending CN110186180A (en) | 2019-04-12 | 2019-04-12 | Gas water heater, water outlet control method using gas water heater and pressurization control method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726252A (en) * | 2019-09-29 | 2020-01-24 | 华帝股份有限公司 | Control method of water heater and water heater applying control method |
| CN110806013A (en) * | 2019-11-08 | 2020-02-18 | 华帝股份有限公司 | Control method of zero-cold-water gas water heater and zero-cold-water gas water heater |
| CN110848986A (en) * | 2019-11-25 | 2020-02-28 | 华帝股份有限公司 | Water heater system with pressure boost function |
| CN110906559A (en) * | 2019-11-01 | 2020-03-24 | 华帝股份有限公司 | Comfortable bathing control method and gas water heater |
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