CN107144017A - Water heater control method, water heater control system and Teat pump boiler - Google Patents

Water heater control method, water heater control system and Teat pump boiler Download PDF

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Publication number
CN107144017A
CN107144017A CN201710339039.XA CN201710339039A CN107144017A CN 107144017 A CN107144017 A CN 107144017A CN 201710339039 A CN201710339039 A CN 201710339039A CN 107144017 A CN107144017 A CN 107144017A
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China
Prior art keywords
water
temperature
control valve
heating
flow
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Granted
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CN201710339039.XA
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CN107144017B (en
Inventor
古宗敏
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Priority to CN201710339039.XA priority Critical patent/CN107144017B/en
Publication of CN107144017A publication Critical patent/CN107144017A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
    • 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
    • F24H4/00—Fluid heaters characterised by the use of heat pumps
    • F24H4/02—Water heaters

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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)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The invention provides a kind of water heater control method, water heater control system and Teat pump boiler, wherein, water heater control method includes：Receive heating instruction；The first control valve, the second control valve and water pump are opened, the water in water tank is flowed into heating part through water inlet pipe, then through return pipe reflow tank.The water heater control method that the present invention is provided, by the way that the hot water in Teat pump boiler to be imported to the thermal source in heating part as heating part, thus the hot water in Teat pump boiler is made better use of, for the regional user not heated for being located in, the hot water auxiliary Home Heating in Teat pump boiler can be utilized, part solves the problems, such as the regional area heating of small apartment family, year-on-year original special floor heating scheme cost is lower, capacity utilization is high, the a tractor serves several purposes of water heater is realized, heating and domestic hot-water supply can be used for simultaneously.

Description

Water heater control method, water heater control system and Teat pump boiler
Technical field
The present invention relates to household electrical appliance technical field, controlled in particular to a kind of water heater control method, water heater System and Teat pump boiler.
Background technology
Teat pump boiler is limited to the factors such as cost, installing space, reliability, and its development space is limited, while water heating Mode have a lot, it is conventional to include electric heater, gas heater etc..
And with the improvement of living standards, the ratio of the Heat production such as southern area residential applications floor heating increasingly Greatly, the problem of often running into one and can not avoid, air-source water heater can be used to provide hot water with meet floor heating or its The heat demand of his heating part.
The content of the invention
At least one in order to solve the above-mentioned technical problem, the embodiment of the first aspect of the present invention proposes a kind of water heater Control method.
A kind of the second aspect of the present invention embodiment, it is also proposed that water heater control system.
A kind of the third aspect of the present invention embodiment, it is also proposed that Teat pump boiler.
In view of this, embodiment according to the first aspect of the invention, the present invention proposes a kind of water heater control method, For Teat pump boiler, Teat pump boiler includes water tank, heating part and electric auxiliary heating apparatus part, and water tank is by water inlet pipe to heating Part is supplied water, and heating part to water container backwater, is provided with the first control valve, return pipe on water inlet pipe and is provided with by return pipe Second control valve and water pump, water heater control method include：Receive heating instruction；Open the first control valve, the second control valve and Water pump, makes the water in water tank flow into heating part through water inlet pipe, then through return pipe reflow tank.
The water heater control method that the present invention is provided, by using in Teat pump boiler hot water import heating part in as The thermal source of heating part, thus makes better use of the hot water in Teat pump boiler, the regional use not heated for being located in For family, it is possible to use the hot water auxiliary Home Heating in Teat pump boiler, the regional area that part solves small apartment family is adopted Warm problem, year-on-year original special floor heating scheme cost is lower, and capacity utilization is high, realizes a tractor serves several purposes of water heater, Heating and domestic hot-water supply can be used for simultaneously.
Wherein, heating part can be the forms such as water bag, heating piece, and the position of setting can be bedroom, parlor or health Between etc. region, the mode that can also be connected by using flexible pipe realizes the heating part of packaged type, facilitates use to a greater degree The use at family.
In addition, the water heater control method in above-described embodiment that the present invention is provided can also have following supplementary technology special Levy：
In the above-mentioned technical solutions, it is preferable that also include：Detect the temperature of heating part；When the temperature of heating part is low The first control valve is adjusted when the first preset temperature to the first aperture so that the water in water inlet pipe flow to first flow, tune The second control valve is saved to the second aperture so that the water in return pipe flow to second flow, and starts Teat pump boiler preparation heat Water, while starting electric auxiliary heating apparatus part prepares hot water.
In the technical scheme, when heating part temperature be less than or equal to the first preset temperature when can with preliminary judgement this When heating part heating capacity it is poor, the internal circulating load of hot water in heating part can be increased, while Teat pump boiler is also begun to Hot water is prepared, and starts electric auxiliary heating apparatus part auxiliary heating, to ensure that heating part can provide enough heats.
In any of the above-described technical scheme, it is preferable that also include：When heating part temperature higher than the first preset temperature and The first control valve to the 3rd aperture is adjusted during less than the second preset temperature so that the water in water inlet pipe flow to the 3rd flow, regulation the Two control valves to the 4th aperture are so that the water in return pipe flow to the 4th flow, and startup Teat pump boiler prepares hot water；Its In, the second preset temperature is higher than the first preset temperature, and the 3rd flow is less than first flow, and the 4th flow is less than second flow.
, can when the temperature of heating part is higher than the first preset temperature and is less than the second preset temperature in the technical scheme It is not enough with the heating part heating capacity of preliminary judgement now, the internal circulating load of hot water in suitable heating part can be selected, and Start electric auxiliary heating apparatus part auxiliary heating, to ensure that heating part can provide enough heats.
Compared with situation of the temperature less than or equal to the first preset temperature of heating part, now the temperature of heating part has Certain rise, but need also remain for starting Teat pump boiler and prepare hot water to avoid the too fast decline of hot water temperature.
In any of the above-described technical scheme, it is preferable that also include：When the temperature of heating part is preset greater than or equal to second The first control valve, the second control valve and water pump are closed during temperature.
In the technical scheme, when heating part temperature be greater than or equal to the second preset temperature when can with preliminary judgement this When heating part heating capacity preferably, can select to close the first control valve, the second control valve and water pump, such heating part The hot water of middle retention equally can continue to outwards distribute heat, simultaneously close off during water pump can also save a part of use Energy resource consumption.
In any of the above-described technical scheme, it is preferable that also include：Detect the water temperature in water inlet pipe and be designated as the first water temperature； Detect the water temperature in return pipe and be designated as the second water temperature；Calculate the difference of the first water temperature and the second water temperature and be designated as the heating temperature difference Value；When heating temperature approach is more than or equal to the first fiducial temperature, the first control valve of regulation is to the 5th aperture so that in water inlet pipe Water flow to the 5th flow, and the second control valve of regulation is to the 6th aperture so that the water in return pipe flow to the 6th flow.
In the technical scheme, by detecting water inlet pipe and the difference of water temperature in outlet pipe, thus reflect current heating Speed and heating amount demand that part outwards radiates, illustrate now to need stronger heating capacity, Ke Yishi if difference is larger When tuning up the output of heating part to ensure that it has enough heating capacities.
In any of the above-described technical scheme, it is preferable that also include：When heating temperature approach is less than the first fiducial temperature and is more than During the second fiducial temperature, regulation the first control valve to the 7th aperture is so that the water in water inlet pipe flow to the 7th flow, and regulation Second control valve is to the 8th aperture so that the water in return pipe flow to the 8th flow；Wherein, the first fiducial temperature is pre- more than second If the temperature difference, the 7th flow is less than the 5th flow, and the 8th flow is less than the 6th flow.
In the technical scheme, when heating temperature approach is less than the first fiducial temperature and is more than the second fiducial temperature, explanation Now heating part has a preferable heating capacity, and outside heating demands reduce, and when heating temperature approach is more than or waits Being compared in the first fiducial temperature now can suitably turn the valve member of correlation down, can either so ensure the confession of heating part enough Warm ability, while can also reduce the too fast consumption of hot water heat in water tank.
In any of the above-described technical scheme, it is preferable that also include：When heating temperature approach is less than or equal to the second fiducial temperature When close the first control valve, the second control valve and water pump；The first control valve, the second control are reopened after the first preset duration Valve and water pump.
In the technical scheme, the heating of heating part is illustrated when heating temperature approach is less than or equal to the second fiducial temperature Demand is smaller, can now close the first control valve, the second control valve, continues to heat using the water in heating part, simultaneously Switch off the pump, save the energy.After the first control valve, the second control valve and water pump are reopened after the first preset duration, can Continue to heating part heat supply.
In any of the above-described technical scheme, it is preferable that also include：Detect the water temperature of water tank；When the water temperature of water tank is less than the One water temperature and higher than the second water temperature when, start Teat pump boiler prepare hot water；When the water temperature of water tank is less than or equal to the second water temperature And during greater than or equal to three water temperatures, start Teat pump boiler and prepare hot water, while starting electric auxiliary heating apparatus part prepares hot water；Work as water When the water temperature of case is less than three water temperatures, starts Teat pump boiler and prepare hot water, while starting electric auxiliary heating apparatus part prepares hot water, and Close the first control valve, the second control valve and water pump.
In the technical scheme, the suitable mode that heats is selected to prepare hot water to ensure to adopting in suitable temperature range The enough heat capacities of warm part, and close the first control valve, the second control valve when the water temperature of water tank is less than three water temperatures And water pump, stop to heating part heat supply, it is to avoid influence the normal of water heater to use because the water temperature in water tank is too low.
In any of the above-described technical scheme, it is preferable that also include：Detect the water temperature and unit time inner water tank of water tank The temperature value of water temperature reduction is simultaneously designated as water tank temperature drop speed；When water tank temperature drop speed is more than the first temperature drop speed and less than the second temperature Start Teat pump boiler when reduction of speed is spent and prepare hot water；When water tank temperature drop speed is more than or equal to the second temperature drop speed and is less than or waits Startup Teat pump boiler, which prepares hot water and starts electric auxiliary heating apparatus part, when the 3rd temperature drop speed prepares hot water；When water tank temperature drop speed Startup Teat pump boiler, which prepares hot water and starts electric auxiliary heating apparatus part, during more than the 3rd temperature drop speed prepares hot water, simultaneously closes off first Control valve, the second control valve and water pump；Wherein, the first temperature drop speed is less than the second temperature drop speed, and the second temperature drop speed is less than the Three temperature drop speed.
In the technical scheme, the decrease speed of detection and comparative unit time inner water tank water temperature, and in corresponding water tank Corresponding water heater working pattern is selected under temperature drop velocity conditions, and is closed when water tank temperature drop speed is more than the 3rd temperature drop speed Close the first control valve, the second control valve and water pump, stop to heating part heat supply, it is to avoid because the water temperature drop in water tank is too fast and The normal of influence water heater is used.
In any of the above-described technical scheme, it is preferable that also include：Record opens the first control valve, the second control valve and water The time duration of pump；The first control valve, the second control valve and water pump are closed after the second preset duration when time duration reaches；And Heating instruction includes heating period information, and the first control valve, the second control valve and water are opened or closed according to heating period information Pump.
In the technical scheme, reached by recording water heater to the time duration of heating part heat supply, and in time duration Stop during to certain value to heating part heat supply, be achieved in single heat supply function of the water heater to heating part, it is to avoid because of length Time heat supply and cause Water in Water Tanks temperature to decline by a big margin, influence user normally use hot water.Meanwhile, heating instruction includes adopting Warm period information, usually, heating instruction by user's sets itself, can so be achieved that the function of reservation heating, it is ensured that Heating part can be turned on and off in the time range that user sets, and improve the usage experience of user and the function of product Property.
The embodiment of second aspect of the present invention additionally provides a kind of water heater control system, for Teat pump boiler, heat pump Water heater includes water tank, heating part and electric auxiliary heating apparatus part, and water tank is supplied water by water inlet pipe to heating part, and heating part leads to Return pipe is crossed to water container backwater, is provided with water inlet pipe on the first control valve, return pipe and is provided with the second control valve and water pump, heat Hydrophone control system includes：Receiving unit, for receiving heating instruction；Control unit, for opening the first control valve, the second control Valve and water pump processed, make the water in water tank flow into heating part through water inlet pipe, then through return pipe reflow tank.
The water heater control system that the present invention is provided, by by the way that the hot water in Teat pump boiler is imported in heating part As the thermal source of heating part, the hot water in Teat pump boiler is thus made better use of, the area do not heated for being located in User for, it is possible to use hot water in Teat pump boiler auxiliary Home Heating, part solves the partial zones of small apartment family Domain heating problem, year-on-year original special floor heating scheme cost is lower, and capacity utilization is high, and the machine for realizing water heater is more With heating and domestic hot-water supply can be used for simultaneously.
Wherein, heating part can be the forms such as water bag, heating piece, and the position of setting can be bedroom, parlor or health Between etc. region, the mode that can also be connected by using flexible pipe realizes the heating part of packaged type, facilitates use to a greater degree The use at family.
In addition, the water heater control system in above-described embodiment that the present invention is provided can also have following supplementary technology special Levy：
In the above-mentioned technical solutions, it is preferable that also include：First detection unit, the temperature for detecting heating part；Control Unit processed is additionally operable to adjust the first control valve to the first aperture when the temperature of heating part is less than or equal to the first preset temperature So that the water in water inlet pipe flow to first flow, the second control valve of regulation to the second aperture so that the water in return pipe flow to second Flow, and startup Teat pump boiler prepare hot water, while starting electric auxiliary heating apparatus part prepares hot water.
In the technical scheme, when heating part temperature be less than or equal to the first preset temperature when can with preliminary judgement this When heating part heating capacity it is poor, the internal circulating load of hot water in heating part can be increased, while Teat pump boiler is also begun to Hot water is prepared, and starts electric auxiliary heating apparatus part auxiliary heating, to ensure that heating part can provide enough heats.
In any of the above-described technical scheme, it is preferable that control unit is additionally operable to when the temperature of heating part is pre- higher than first If temperature and less than the second preset temperature when adjust the first control valve to the 3rd aperture so that the water in water inlet pipe flow to the 3rd stream Amount, regulation the second control valve to the 4th aperture are so that the water in return pipe flow to the 4th flow, and starts Teat pump boiler system Standby hot water；Wherein, the second preset temperature is higher than the first preset temperature, and the 3rd flow is less than first flow, and the 4th flow is less than the Two flows.
, can when the temperature of heating part is higher than the first preset temperature and is less than the second preset temperature in the technical scheme It is not enough with the heating part heating capacity of preliminary judgement now, the internal circulating load of hot water in suitable heating part can be selected, and Start electric auxiliary heating apparatus part auxiliary heating, to ensure that heating part can provide enough heats.
Compared with situation of the temperature less than or equal to the first preset temperature of heating part, now the temperature of heating part has Certain rise, but need also remain for starting Teat pump boiler and prepare hot water to avoid the too fast decline of hot water temperature.
In any of the above-described technical scheme, it is preferable that control unit is additionally operable to when the temperature of heating part is greater than or equal to The first control valve, the second control valve and water pump are closed during the second preset temperature.
In the technical scheme, when heating part temperature be greater than or equal to the second preset temperature when can with preliminary judgement this When heating part heating capacity preferably, can select to close the first control valve, the second control valve and water pump, such heating part The hot water of middle retention equally can continue to outwards distribute heat, simultaneously close off during water pump can also save a part of use Energy resource consumption.
In any of the above-described technical scheme, it is preferable that also include：Second detection unit, for detecting the water in water inlet pipe Temperature is simultaneously designated as the first water temperature；Second detection unit is additionally operable to detect the water temperature in return pipe and is designated as the second water temperature；Computing unit, For calculating the difference of the first water temperature and the second water temperature and being designated as heating temperature approach；Control unit is additionally operable to when heating temperature approach is big When the first fiducial temperature, the first control valve of regulation to the 5th aperture so that the water in water inlet pipe flow to the 5th flow, And the second control valve of regulation is to the 6th aperture so that the water in return pipe flow to the 6th flow.
In the technical scheme, by detecting water inlet pipe and the difference of water temperature in outlet pipe, thus reflect current heating Speed and heating amount demand that part outwards radiates, illustrate now to need stronger heating capacity, Ke Yishi if difference is larger When tuning up the output of heating part to ensure that it has enough heating capacities.
In any of the above-described technical scheme, it is preferable that control unit is additionally operable to when heating temperature approach is less than the first default temperature Difference and during more than the second fiducial temperature, the first control valve of regulation to the 7th aperture so that the water in water inlet pipe flow to the 7th flow, And the second control valve of regulation is to the 8th aperture so that the water in return pipe flow to the 8th flow；Wherein, the first fiducial temperature is big In the second fiducial temperature, the 7th flow is less than the 5th flow, and the 8th flow is less than the 6th flow.
In the technical scheme, when heating temperature approach is less than the first fiducial temperature and is more than the second fiducial temperature, explanation Now heating part has a preferable heating capacity, and outside heating demands reduce, and when heating temperature approach is more than or waits Being compared in the first fiducial temperature now can suitably turn the valve member of correlation down, can either so ensure the confession of heating part enough Warm ability, while can also reduce the too fast consumption of hot water heat in water tank.
In any of the above-described technical scheme, it is preferable that control unit is additionally operable to when heating temperature approach is less than or equal to second The first control valve, the second control valve and water pump are closed during fiducial temperature；Reopened after the first preset duration the first control valve, Second control valve and water pump.
In the technical scheme, the heating of heating part is illustrated when heating temperature approach is less than or equal to the second fiducial temperature Demand is smaller, can now close the first control valve, the second control valve, continues to heat using the water in heating part, simultaneously Switch off the pump, save the energy.After the first control valve, the second control valve and water pump are reopened after the first preset duration, can Continue to heating part heat supply.
In any of the above-described technical scheme, it is preferable that also include：3rd detection unit, the water temperature for detecting water tank；Control Unit processed is additionally operable to, when the water temperature of water tank is less than the first water temperature and higher than the second water temperature, start Teat pump boiler and prepare hot water； Control unit is additionally operable to, when the water temperature of water tank is less than or equal to the second water temperature and greater than or equal to three water temperatures, start Heat Pump Hydrophone prepares hot water, while starting electric auxiliary heating apparatus part prepares hot water；Control unit is additionally operable to when the water temperature of water tank is less than the 3rd water Wen Shi, starts Teat pump boiler and prepares hot water, while starting electric auxiliary heating apparatus part prepares hot water, and closes the first control valve, the Two control valves and water pump.
In the technical scheme, the suitable mode that heats is selected to prepare hot water to ensure to adopting in suitable temperature range The enough heat capacities of warm part, and close the first control valve, the second control valve when the water temperature of water tank is less than three water temperatures And water pump, stop to heating part heat supply, it is to avoid influence the normal of water heater to use because the water temperature in water tank is too low.
In any of the above-described technical scheme, it is preferable that also include：4th detection unit, for detect the water temperature of water tank with And unit time inner water tank water temperature reduction temperature value and be designated as water tank temperature drop speed；Control unit is additionally operable to work as water tank temperature drop Speed, which is more than the first temperature drop speed and starts Teat pump boiler when being less than the second temperature drop speed, prepares hot water；Control unit is additionally operable to Start Teat pump boiler when water tank temperature drop speed is more than or equal to the second temperature drop speed and is less than or equal to the 3rd temperature drop speed Prepare hot water and start electric auxiliary heating apparatus part and prepare hot water；Control unit is additionally operable to when water tank temperature drop speed is more than the 3rd temperature drop speed Shi Qidong Teat pump boilers, which prepare hot water and start electric auxiliary heating apparatus part, prepares hot water, simultaneously closes off the first control valve, the second control Valve and water pump；Wherein, the first temperature drop speed is less than the second temperature drop speed, and the second temperature drop speed is less than the 3rd temperature drop speed.
In the technical scheme, the decrease speed of detection and comparative unit time inner water tank water temperature, and in corresponding water tank Corresponding water heater working pattern is selected under temperature drop velocity conditions, and is closed when water tank temperature drop speed is more than the 3rd temperature drop speed Close the first control valve, the second control valve and water pump, stop to heating part heat supply, it is to avoid because the water temperature drop in water tank is too fast and The normal of influence water heater is used.
In any of the above-described technical scheme, it is preferable that also include：Timing unit, the first control valve, the are opened for recording The time duration of two control valves and water pump；Control unit is additionally operable to close the first control after time duration reaches the second preset duration Valve processed, the second control valve and water pump；And heating instruction includes heating period information, control unit was additionally operable to according to the heating period Information opens or closes the first control valve, the second control valve and water pump.
In the technical scheme, reached by recording water heater to the time duration of heating part heat supply, and in time duration Stop during to certain value to heating part heat supply, be achieved in single heat supply function of the water heater to heating part, it is to avoid because of length Time heat supply and cause Water in Water Tanks temperature to decline by a big margin, influence user normally use hot water.Meanwhile, heating instruction includes adopting Warm period information, usually, heating instruction by user's sets itself, can so be achieved that the function of reservation heating, it is ensured that Heating part can be turned on and off in the time range that user sets, and improve the usage experience of user and the function of product Property.
The embodiment of third aspect present invention additionally provides a kind of Teat pump boiler, including：Second aspect of the present invention is implemented The water heater control system of example.
The Teat pump boiler that the present invention is provided, by using the water heater control system of second aspect of the present invention embodiment, Hot water in Teat pump boiler is imported into the thermal source in heating part as heating part, heat-pump hot-water is thus made better use of For hot water in device, the regional user not heated for being located in, it is possible to use the hot water auxiliary man in Teat pump boiler Front yard is heated, and part solves the problems, such as the regional area heating of small apartment family, and year-on-year original special floor heating scheme cost is lower, Capacity utilization is high, realizes a tractor serves several purposes of water heater, heating and domestic hot-water supply can be used for simultaneously, heat-pump hot-water is improved The feature and Consumer's Experience of device.
In addition, the Teat pump boiler in above-described embodiment that the present invention is provided can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that also include：Water tank；Heating part, water tank is by water inlet pipe to heating part Supply water, heating part to water container backwater, is provided with the first control valve, return pipe on water inlet pipe by return pipe and is provided with second Control valve and water pump；Electric auxiliary heating apparatus part, hot water is prepared for assisted heat pump water heater.
In the technical scheme, by water inlet pipe and return pipe realize hot water circuit between water tank and heating part and to Extraneous heat supply, while being additionally provided with electric auxiliary heating apparatus part in Teat pump boiler to aid in preparing hot water.
In any of the above-described technical scheme, it is preferable that heating part is removable heating part；Water inlet pipe and return pipe are equal For flexible pipe.
In the technical scheme, heating part can be the removable heating part of the forms such as water bag, heating piece, setting Position can be the regions such as bedroom, parlor or toilet, and the mode that can also be connected by using flexible pipe facilitates to a greater degree The use of user.
The additional aspect and advantage of the present invention will become obvious in following description section, or pass through the practice of the present invention Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined Substantially and be readily appreciated that, wherein：
Fig. 1 is the schematic flow sheet of the water heater control method of one embodiment of the present of invention；
Fig. 2 is the schematic flow sheet of the water heater control method of one embodiment of the present of invention；
Fig. 3 is the schematic flow sheet of the water heater control method of one embodiment of the present of invention；
Fig. 4 is the schematic flow sheet of the water heater control method of one embodiment of the present of invention；
Fig. 5 is the schematic flow sheet of the water heater control method of one embodiment of the present of invention；
Fig. 6 is the schematic block diagram of the water heater control system of one embodiment of the present of invention；
Fig. 7 is the structural representation of the Teat pump boiler of one embodiment of the present of invention.
Wherein, the corresponding relation in Fig. 7 between reference and component names is：
702 compressors, 704 four-way reversing valves, 706 exhaust temperature-sensitive bags, 708 first temperature sensors, 710 second temperatures are passed Sensor, 712 electronic throttle parts, 714 fan assemblies, 716 evaporators, 718 three-temperature sensors, 720 the 4th TEMPs Device, 722 water tanks, 724 heating parts, 726 first electric three passes adjustable flow water valves, 728 the 5th temperature sensors, 730 water pumps, 732 second electric three passes adjustable flow water valves.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below Specific embodiment limitation.
Water heater control method described according to some embodiments of the invention, water heater control are described referring to Fig. 1 to Fig. 7 System processed and Teat pump boiler.
As shown in figure 1, the schematic flow sheet of the water heater control method of one embodiment of the present of invention, the control method can For controlling Teat pump boiler as shown in Figure 7, Teat pump boiler includes water tank, heating part and electric auxiliary heating apparatus part (in figure It is not shown), water tank is supplied water by water inlet pipe to heating part, and heating part to water container backwater, is set by return pipe on water inlet pipe It is equipped with the first control valve, return pipe and is provided with the second control valve and water pump, water heater control method includes：
Step S102, receives heating instruction；
Step S104, opens the first control valve, the second control valve and water pump, the water in water tank is flowed into heating through water inlet pipe Part, then through return pipe reflow tank.
The water heater control method that the present invention is provided, by using in Teat pump boiler hot water import heating part in as The thermal source of heating part, thus makes better use of the hot water in Teat pump boiler, the regional use not heated for being located in For family, it is possible to use the hot water auxiliary Home Heating in Teat pump boiler, the regional area that part solves small apartment family is adopted Warm problem, year-on-year original special floor heating scheme cost is lower, and capacity utilization is high, realizes a tractor serves several purposes of water heater, Heating and domestic hot-water supply can be used for simultaneously.
Wherein, heating part can be the forms such as water bag, heating piece, and the position of setting can be bedroom, parlor or health Between etc. region, the mode that can also be connected by using flexible pipe realizes the heating part of packaged type, facilitates use to a greater degree The use at family.
As shown in Fig. 2 the schematic flow sheet of the water heater control method of one embodiment of the present of invention, the control method can For controlling Teat pump boiler as shown in Figure 7, including：
Step S202, receives heating instruction；
Step S204, opens the first control valve, the second control valve and water pump；
Step S206, detects the temperature of heating part；
Step S208, judges whether the temperature of heating part is less than or equal to the first preset temperature；
If step S208 judged result is yes, into step S210, regulation the first control valve to the first aperture, regulation Second control valve to the second aperture, starts Teat pump boiler and prepares hot water, starts electric auxiliary heating apparatus part and prepares hot water；
If step S208 judged result is no, into step S212, judge the temperature of heating part whether higher than the One preset temperature and less than the second preset temperature；
If step S212 judged result is yes, into step S214, regulation the first control valve to the 3rd aperture, regulation Second control valve to the 4th aperture, starts Teat pump boiler and prepares hot water；
If step S212 judged result is no, into step S216, judge heating part temperature whether be higher than or Equal to the second preset temperature；
If step S216 judged result is yes, into step S218, the first control valve, the second control valve and water are closed Pump；
If step S216 judged result is no, return to step S206.
In this embodiment, the heating capacity of now heating part is judged by the temperature of heating part, and selects suitable Control valve opening and water heater working pattern, to ensure that heating part can provide enough heats.
As shown in figure 3, the schematic flow sheet of the water heater control method of one embodiment of the present of invention, the control method can For controlling Teat pump boiler as shown in Figure 7, including：
Step S302, receives heating instruction；
Step S304, opens the first control valve, the second control valve and water pump；
Step S306, detects the water temperature in water inlet pipe and is designated as the first water temperature；
Step S308, detects the water temperature in return pipe and is designated as the second water temperature；
Step S310, calculates the difference of the first water temperature and the second water temperature and is designated as heating temperature approach；
Step S312, judges whether heating temperature approach is more than or equal to the first fiducial temperature；
If step S312 judged result is yes, into step S314, the first control valve to the 5th aperture, regulation are adjusted Second control valve to the 6th aperture；
If step S312 judged result is no, into step S316, judge whether heating temperature approach is less than first pre- If the temperature difference and more than the second fiducial temperature；
If step S316 judged result is yes, into step S318, the first control valve to the 7th aperture, regulation are adjusted Second control valve to the 8th aperture；
If step S316 judged result is no, into step S320, judge whether heating temperature approach is less than or equal to Second fiducial temperature；
If step S320 judged result is yes, into step S322, the first control valve, the second control valve and water are closed Pump；
Step S324, reopens the first control valve, the second control valve and water pump after the first preset duration；
If step S320 judged result is no, return to step S306.
In this embodiment, by detecting water inlet pipe and the difference of water temperature in outlet pipe, current heating portion is thus reflected Speed and heating amount demand that part outwards radiates, and reasonably control the output of heating part to ensure that it has enough confessions Warm ability, while can also reduce the too fast consumption of hot water heat in water tank.
As shown in figure 4, the schematic flow sheet of the water heater control method of one embodiment of the present of invention, the control method can For controlling Teat pump boiler as shown in Figure 7, including：
Step S402, receives heating instruction；
Step S404, opens the first control valve, the second control valve and water pump；
Step S406, detects the water temperature of water tank；
Whether step S408, judge the water temperature of water tank less than the first water temperature and higher than the second water temperature；
If step S408 judged result is yes, into step S410, starts Teat pump boiler and prepare hot water；
If step S408 judged result is no, into step S412, judge whether the water temperature of water tank is less than or equal to Second water temperature and greater than or equal to three water temperatures when；
If step S412 judged result is yes, into step S414, starts Teat pump boiler and prepare hot water, start electricity Auxiliary heating apparatus part prepares hot water；
If step S412 judged result is no, into step S416, judge whether the water temperature of water tank is less than the 3rd water Temperature；
If step S416 judged result is yes, into step S418, starts Teat pump boiler and prepare hot water, start electricity Auxiliary heating apparatus part prepares hot water, closes the first control valve, the second control valve and water pump；
If step S416 judged result is no, return to step S406.
In this embodiment, by detecting the water temperature of water tank, and the suitable side of heating of selection in suitable temperature range Formula prepares hot water to ensure to the enough heat capacities of heating part, and closes when the water temperature of water tank is less than three water temperatures the One control valve, the second control valve and water pump, stop to heating part heat supply, it is to avoid influence hot water because the water temperature in water tank is too low The normal of device is used.
As shown in figure 5, the schematic flow sheet of the water heater control method of one embodiment of the present of invention, the control method can For controlling Teat pump boiler as shown in Figure 7, including：
Step S502, receives heating instruction；
Step S504, opens the first control valve, the second control valve and water pump；
Step S506, detects the temperature value of the water temperature of water tank and the water temperature reduction of unit time inner water tank and is designated as water tank Temperature drop speed；
Step S508, judges whether water tank temperature drop speed is more than the first temperature drop speed and less than the second temperature drop speed；
If step S508 judged result is yes, into step S510, starts Teat pump boiler and prepare hot water；
If step S508 judged result is no, into step S512, judge whether water tank temperature drop speed is more than or waits In the second temperature drop speed and less than or equal to the 3rd temperature drop speed；
If step S512 judged result is yes, into step S514, starts Teat pump boiler and prepare hot water and start Electric auxiliary heating apparatus part prepares hot water；
If step S512 judged result is no, into step S516, judge whether water tank temperature drop speed is more than the 3rd Temperature drop speed；
If step S516 judged result is yes, into step S518, starts Teat pump boiler and prepare hot water and start Electric auxiliary heating apparatus part prepares hot water, simultaneously closes off the first control valve, the second control valve and water pump；
If step S516 judged result is no, return to step S506.
In this embodiment, the decrease speed of detection and comparative unit time inner water tank water temperature, and in corresponding water tank temperature Corresponding water heater working pattern is selected under the conditions of reduction of speed degree, and is closed when water tank temperature drop speed is more than the 3rd temperature drop speed First control valve, the second control valve and water pump, stop to heating part heat supply, it is to avoid because the water temperature drop in water tank is too fast and shadow The normal of water heater is rung to use.
In one embodiment of the invention, it is preferable that also include：Record open the first control valve, the second control valve and The time duration of water pump；The first control valve, the second control valve and water pump are closed after the second preset duration when time duration reaches；With And heating instruction include heating period information, according to heating period information open or close the first control valve, the second control valve and Water pump.
In this embodiment, reached by recording water heater to the time duration of heating part heat supply, and in time duration Stop during certain value to heating part heat supply, be achieved in single heat supply function of the water heater to heating part, it is to avoid because it is long when Between heat supply and cause Water in Water Tanks temperature to decline by a big margin, influence user normally use hot water.Meanwhile, heating instruction includes heating Period information, usually, heating instruction by user's sets itself, can so be achieved that the function of reservation heating, it is ensured that adopt Warm part can be turned on and off in the time range that user sets, and improve the usage experience of user and the function of product Property.
Present invention also offers a kind of water heater control system 6, as shown in fig. 6, available for controlling heat pump as shown in Figure 7 Water heater, Teat pump boiler includes water tank, heating part and electric auxiliary heating apparatus part, and water tank is supplied by water inlet pipe to heating part Water, heating part to water container backwater, is provided with the first control valve, return pipe on water inlet pipe by return pipe and is provided with the second control Valve and water pump processed, water heater control system 6 include：Receiving unit 602, for receiving heating instruction；Control unit 604, is used for The first control valve, the second control valve and water pump are opened, the water in water tank is flowed into heating part through water inlet pipe, then through return pipe stream Recovery tank.
The water heater control system 6 that the present invention is provided, by by the way that the hot water in Teat pump boiler is imported into heating part The middle thermal source as heating part, thus makes better use of the hot water in Teat pump boiler, the ground not heated for being located in For the user in area, it is possible to use the hot water auxiliary Home Heating in Teat pump boiler, part solves the part of small apartment family Regional heating problem, year-on-year original special floor heating scheme cost is lower, and capacity utilization is high, realizes a machine of water heater It is multi-purpose, heating and domestic hot-water supply can be used for simultaneously.
Wherein, heating part can be the forms such as water bag, heating piece, and the position of setting can be bedroom, parlor or health Between etc. region, the mode that can also be connected by using flexible pipe realizes the heating part of packaged type, facilitates use to a greater degree The use at family.
In one embodiment of the invention, it is preferable that as shown in fig. 6, also including：First detection unit 606, for examining Survey the temperature of heating part；Control unit 604 is additionally operable to adjust when the temperature of heating part is less than or equal to the first preset temperature The first control valve is saved to the first aperture so that the water in water inlet pipe flow to first flow, regulation the second control valve to the second aperture with The water in return pipe is set to flow to second flow, and startup Teat pump boiler prepares hot water, is prepared while starting electric auxiliary heating apparatus part Hot water.
In this embodiment, can be with preliminary judgement now when the temperature of heating part is less than or equal to the first preset temperature Heating part heating capacity it is poor, the internal circulating load of hot water in heating part can be increased, at the same Teat pump boiler also begin to system Standby hot water, and start electric auxiliary heating apparatus part auxiliary heating, to ensure that heating part can provide enough heats.
In one embodiment of the invention, it is preferable that control unit 604 is additionally operable to temperature when heating part higher than the One preset temperature and the first control valve to the 3rd aperture is adjusted so that the water in water inlet pipe flow to the during less than the second preset temperature Three flows, regulation the second control valve to the 4th aperture are so that the water in return pipe flow to the 4th flow, and starts heat-pump hot-water Device prepares hot water；Wherein, the second preset temperature is higher than the first preset temperature, and the 3rd flow is less than first flow, and the 4th flow is small In second flow.
In this embodiment, can be with when the temperature of heating part is higher than the first preset temperature and less than the second preset temperature The heating part heating capacity of preliminary judgement now is not enough, can select the internal circulating load of hot water in suitable heating part, and open Dynamic electricity auxiliary heating apparatus part auxiliary heating, to ensure that heating part can provide enough heats.
Compared with situation of the temperature less than or equal to the first preset temperature of heating part, now the temperature of heating part has Certain rise, but need also remain for starting Teat pump boiler and prepare hot water to avoid the too fast decline of hot water temperature.
In one embodiment of the invention, it is preferable that the temperature that control unit 604 is additionally operable to when heating part be higher than or The first control valve, the second control valve and water pump are closed during equal to the second preset temperature.
In this embodiment, can be with preliminary judgement now when the temperature of heating part is greater than or equal to the second preset temperature Heating part heating capacity preferably, can select to close in the first control valve, the second control valve and water pump, such heating part The hot water of retention equally be can continue to outwards distribute heat, and the energy during a part of use can also be saved by simultaneously closing off water pump Source is consumed.
In one embodiment of the invention, it is preferable that as shown in fig. 6, also including：Second detection unit 608, for examining Survey water inlet pipe in water temperature and be designated as the first water temperature；Second detection unit 608 is additionally operable to detect the water temperature in return pipe and is designated as Second water temperature；Computing unit 610, for calculating the difference of the first water temperature and the second water temperature and being designated as heating temperature approach；Control is single Member 604 be additionally operable to when heating temperature approach be more than or equal to the first fiducial temperature when, regulation the first control valve to the 5th aperture so that Water in water inlet pipe flow to the 5th flow, and the second control valve of regulation to the 6th aperture so that the water in return pipe flow to the 6th Flow.
In this embodiment, by detecting water inlet pipe and the difference of water temperature in outlet pipe, current heating portion is thus reflected Speed and heating amount demand that part outwards radiates, illustrate now to need stronger heating capacity if difference is larger, can be appropriate The output of heating part is tuned up to ensure that it has enough heating capacities.
In one embodiment of the invention, it is preferable that control unit 604 is additionally operable to when heating temperature approach is pre- less than first If the temperature difference and more than the second fiducial temperature when, regulation the first control valve to the 7th aperture so that the water in water inlet pipe flow to the 7th stream Amount, and the second control valve of regulation is to the 8th aperture so that the water in return pipe flow to the 8th flow；Wherein, the first fiducial temperature More than the second fiducial temperature, the 7th flow is less than the 5th flow, and the 8th flow is less than the 6th flow.
In this embodiment, when heating temperature approach is less than the first fiducial temperature and more than the second fiducial temperature, this is illustrated Shi Cainuan parts have a preferable heating capacity, and outside heating demands reduce, with being more than or equal to when heating temperature approach First fiducial temperature, which is compared, now can suitably turn the valve member of correlation down, can either so ensure the heating of heating part enough Ability, while can also reduce the too fast consumption of hot water heat in water tank.
In one embodiment of the invention, it is preferable that control unit 604 is additionally operable to when heating temperature approach is less than or equal to The first control valve, the second control valve and water pump are closed during the second fiducial temperature；The first control is reopened after the first preset duration Valve processed, the second control valve and water pump.
In this embodiment, the heating of heating part is illustrated when heating temperature approach is less than or equal to the second fiducial temperature to be needed Ask smaller, can now close the first control valve, the second control valve, continue to heat using the water in heating part, close simultaneously Water pump is closed, the energy is saved.After the first control valve, the second control valve and water pump are reopened after the first preset duration, can be after Continue to heating part heat supply.
In one embodiment of the invention, it is preferable that as shown in fig. 6, also including：3rd detection unit 612, for examining Survey the water temperature of water tank；Control unit 604 is additionally operable to, when the water temperature of water tank is less than the first water temperature and higher than the second water temperature, start heat Pump water heater prepares hot water；Control unit 604 is additionally operable to when the water temperature of water tank is less than or equal to the second water temperature and is greater than or equal to During three water temperatures, start Teat pump boiler and prepare hot water, while starting electric auxiliary heating apparatus part prepares hot water；Control unit 604 is also used In when the water temperature of water tank is less than three water temperatures, starts Teat pump boiler and prepare hot water, while starting electric auxiliary heating apparatus part prepares heat Water, and close the first control valve, the second control valve and water pump.
In this embodiment, select suitable to heat mode and prepare hot water to ensure to heating in suitable temperature range The enough heat capacities of part, and when water tank water temperature be less than three water temperatures when close the first control valve, the second control valve and Water pump, stops to heating part heat supply, it is to avoid influence the normal of water heater to use because the water temperature in water tank is too low.
In one embodiment of the invention, it is preferable that as shown in fig. 6, also including：4th detection unit 614, for examining Survey the temperature value of the water temperature of water tank and the water temperature reduction of unit time inner water tank and be designated as water tank temperature drop speed；Control unit 604 are additionally operable to start Teat pump boiler preparation when water tank temperature drop speed is more than the first temperature drop speed and less than the second temperature drop speed Hot water；Control unit 604 is additionally operable to when water tank temperature drop speed is more than or equal to the second temperature drop speed and less than or equal to the 3rd temperature Startup Teat pump boiler, which prepares hot water and starts electric auxiliary heating apparatus part, when reduction of speed is spent prepares hot water；Control unit 604 is additionally operable to work as water Startup Teat pump boiler, which prepares hot water and starts electric auxiliary heating apparatus part, when case temperature drop speed is more than the 3rd temperature drop speed prepares hot water, together When close the first control valve, the second control valve and water pump；Wherein, the first temperature drop speed is less than the second temperature drop speed, the second temperature drop Speed is less than the 3rd temperature drop speed.
In this embodiment, the decrease speed of detection and comparative unit time inner water tank water temperature, and in corresponding water tank temperature Corresponding water heater working pattern is selected under the conditions of reduction of speed degree, and is closed when water tank temperature drop speed is more than the 3rd temperature drop speed First control valve, the second control valve and water pump, stop to heating part heat supply, it is to avoid because the water temperature drop in water tank is too fast and shadow The normal of water heater is rung to use.
In one embodiment of the invention, it is preferable that as shown in fig. 6, also including：Timing unit 616, beats for recording Open the time duration of the first control valve, the second control valve and water pump；Control unit 604 is additionally operable to when time duration reaches that second is pre- If closing the first control valve, the second control valve and water pump after duration；And heating instruction includes heating period information, control unit 604 are additionally operable to open or close the first control valve, the second control valve and water pump according to heating period information.
In this embodiment, reached by recording water heater to the time duration of heating part heat supply, and in time duration Stop during certain value to heating part heat supply, be achieved in single heat supply function of the water heater to heating part, it is to avoid because it is long when Between heat supply and cause Water in Water Tanks temperature to decline by a big margin, influence user normally use hot water.Meanwhile, heating instruction includes heating Period information, usually, heating instruction by user's sets itself, can so be achieved that the function of reservation heating, it is ensured that adopt Warm part can be turned on and off in the time range that user sets, and improve the usage experience of user and the function of product Property.
Present invention also offers a kind of Teat pump boiler, as shown in fig. 7, comprises：The heat of second aspect of the present invention embodiment Hydrophone control system.
The Teat pump boiler that the present invention is provided, by using the water heater control system of second aspect of the present invention embodiment, Hot water in Teat pump boiler is imported into the thermal source in heating part as heating part, heat-pump hot-water is thus made better use of For hot water in device, the regional user not heated for being located in, it is possible to use the hot water auxiliary man in Teat pump boiler Front yard is heated, and part solves the problems, such as the regional area heating of small apartment family, and year-on-year original special floor heating scheme cost is lower, Capacity utilization is high, realizes a tractor serves several purposes of water heater, heating and domestic hot-water supply can be used for simultaneously, heat-pump hot-water is improved The feature and Consumer's Experience of device.
Wherein, the hollow arrow in Fig. 7 refers to refrigerant flow direction when Teat pump boiler heats water circulation, and filled arrows refer to Be Teat pump boiler defrost circulation when refrigerant flow direction.
In one embodiment of the invention, it is preferable that also include：Water tank；Heating part, water tank is by water inlet pipe to adopting Warm part is supplied water, and heating part to water container backwater, is provided with the first control valve, return pipe on water inlet pipe and set by return pipe There are the second control valve and water pump；Electric auxiliary heating apparatus part, hot water is prepared for assisted heat pump water heater.
In this embodiment, hot water circuit between water tank and heating part is realized and outside by water inlet pipe and return pipe Boundary's heat supply, while being additionally provided with electric auxiliary heating apparatus part in Teat pump boiler to aid in preparing hot water.
In one embodiment of the invention, it is preferable that heating part is removable heating part；Water inlet pipe and return pipe It is flexible pipe.
In this embodiment, heating part can be the removable heating part of the forms such as water bag, heating piece, the position of setting It can be the regions such as bedroom, parlor or toilet to put, and the mode that can also be connected by using flexible pipe facilitates to a greater degree to be used The use at family.
In one embodiment of the invention, it is preferable that also include：Compressor 702, four-way reversing valve 704 is vented temperature-sensitive Bag 706, the first temperature sensor 708, second temperature sensor 710, electronic throttle part 712, fan assembly 714, evaporator 716, three-temperature sensor 718, the 4th temperature sensor 720, water tank 722, heating part 724, the first electric three passes are adjustable Flow water valve 726, the 5th temperature sensor 728, water pump 730, the second electric three passes adjustable flow water valve 732.
In this embodiment, can also by the moisturizing into water tank 722 of the first electric three passes adjustable flow water valve 726, or By controlling the second electric three passes adjustable flow water valve 732 that the water outlet of water tank 722 is used as to the domestic water of other purposes.
The Teat pump boiler that the present invention is provided, in addition to conventional water heating function, can also realize floor heating pattern, If heating heat exchanger (heating part) is defaulted in into toilet, preheating environment of toilet temperature can be achieved, if heating is exchanged heat Device (heating part) defaults in bedroom, and the effect in preheating bedroom can be achieved, hot water region is not limited, to meet low heating needs area Demand of the domain city to heating.Such as in South China, the demand of Smaller load floor heating, in the winter time without the use of domestic hot-water When, hot water can be directed in floor heating heat exchanger device, for preheating local indoor environment (between toilet, bedroom etc. local).
In addition, local heating part can be made to packaged type heating part, (local floor heating is packaged type heating Device).Multiple-working mode, regulation domestic hot-water pattern and floor heating pattern as usual also can be set.
And the present invention is by optimal control function, floor heating function can be achieved, available for small range floor heating, such as Toilet preheating, bedroom night such as preheat at the control logic function in advance.And by compromising in special heating equipment and Heat Pump Between aquatic products, increase function can be achieved, rate into family, the utilization rate of heat-pump hot-water product is lifted.Small apartment man can partly be solved The regional area heating problem in front yard, year-on-year original special floor heating scheme cost is low, and capacity utilization is high, realizes that a machine is more With heating and domestic hot-water supply can be used for simultaneously.And the form of heating part is not limited to ground heating plate heat exchanger tube, can also adopt With fin, removable heat exchanger etc..
In the present invention, term " multiple " then refers to two or more, unless otherwise clear and definite restriction.Term " peace The term such as dress ", " connected ", " connection ", " fixation " all should be interpreted broadly, for example, " connection " can be fixedly connected, can also It is to be detachably connected, or is integrally connected；" connected " can be joined directly together, and can also be indirectly connected to by intermediary.It is right For one of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean that combining the embodiment or specific features, structure, material or the feature of example description is contained at least one reality of the invention Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with Suitable mode is combined.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (23)

1. a kind of water heater control method, for Teat pump boiler, it is characterised in that the Teat pump boiler includes water tank, adopted Warm part and electric auxiliary heating apparatus part, the water tank are supplied water by water inlet pipe to the heating part, and the heating part is by returning Water pipe is provided with the first control valve, the return pipe on the water inlet pipe and is provided with the second control valve to the water container backwater And water pump, the water heater control method includes：
Receive heating instruction；
First control valve, second control valve and the water pump are opened, makes the water in the water tank through the water inlet pipe The heating part is flowed into, then the water tank is flowed back to through the return pipe.
2. water heater control method according to claim 1, it is characterised in that also include：
Detect the temperature of the heating part；
First control valve is adjusted to the first aperture when the temperature of the heating part is less than or equal to the first preset temperature So that the water in the water inlet pipe flow to first flow, adjusts second control valve to the second aperture so that in the return pipe Water flow to second flow, and start the Teat pump boiler and prepare hot water, while starting the electric auxiliary heating apparatus part prepares heat Water.
3. water heater control method according to claim 2, it is characterised in that also include：
Described first is adjusted when the temperature of the heating part is higher than first preset temperature and is less than the second preset temperature Control valve is to the 3rd aperture so that the water in the water inlet pipe flow to the 3rd flow, adjusts second control valve to the 4th aperture So that the water in the return pipe flow to the 4th flow, and the startup Teat pump boiler prepares hot water；
Wherein, second preset temperature is higher than first preset temperature, and the 3rd flow is less than the first flow, institute The 4th flow is stated less than the second flow.
4. water heater control method according to claim 3, it is characterised in that also include：
First control valve, described the are closed when the temperature of the heating part is greater than or equal to second preset temperature Two control valves and the water pump.
5. water heater control method according to claim 1, it is characterised in that also include：
Detect the water temperature in the water inlet pipe and be designated as the first water temperature；
Detect the water temperature in the return pipe and be designated as the second water temperature；
Calculate the difference of first water temperature and second water temperature and be designated as heating temperature approach；
When the heating temperature approach is more than or equal to the first fiducial temperature, adjust first control valve to the 5th aperture so that Water in the water inlet pipe flow to the 5th flow, and adjusts second control valve to the 6th aperture so that in the return pipe Water flow to the 6th flow.
6. water heater control method according to claim 5, it is characterised in that also include：
When the heating temperature approach is less than first fiducial temperature and is more than the second fiducial temperature, first control is adjusted Valve is to the 7th aperture so that the water in the water inlet pipe flow to the 7th flow, and regulation second control valve to the 8th aperture So that the water in the return pipe flow to the 8th flow；
Wherein, first fiducial temperature is more than second fiducial temperature, and the 7th flow is less than the 5th flow, institute The 8th flow is stated less than the 6th flow.
7. water heater control method according to claim 6, it is characterised in that also include：
First control valve, second control are closed when the heating temperature approach is less than or equal to second fiducial temperature Valve processed and the water pump；
First control valve, second control valve and the water pump are reopened after the first preset duration.
8. water heater control method according to any one of claim 1 to 7, it is characterised in that also include：
Detect the water temperature of the water tank；
When the water temperature of the water tank is less than the first water temperature and is higher than the second water temperature, starts the Teat pump boiler and prepare hot water；
When the water temperature of the water tank is less than or equal to second water temperature and is greater than or equal to three water temperatures, start the heat pump Water heater prepares hot water, while starting the electric auxiliary heating apparatus part prepares hot water；
When the water temperature of the water tank is less than three water temperature, starts the Teat pump boiler and prepare hot water, while starting institute State electric auxiliary heating apparatus part and prepare hot water, and close first control valve, second control valve and the water pump.
9. water heater control method according to any one of claim 1 to 7, it is characterised in that also include：
Detect the temperature value of the water temperature reduction of the water tank in the water temperature and unit time of the water tank and be designated as water tank temperature drop Speed；
Start the Teat pump boiler when the water tank temperature drop speed is more than the first temperature drop speed and is less than the second temperature drop speed Prepare hot water；
Opened when the water tank temperature drop speed is more than or equal to the second temperature drop speed and is less than or equal to the 3rd temperature drop speed The dynamic Teat pump boiler, which prepares hot water and starts the electric auxiliary heating apparatus part, prepares hot water；
Start the Teat pump boiler when the water tank temperature drop speed is more than the 3rd temperature drop speed to prepare hot water and start The electric auxiliary heating apparatus part prepares hot water, simultaneously closes off first control valve, second control valve and the water pump；
Wherein, the first temperature drop speed is less than the second temperature drop speed, and the second temperature drop speed is less than the described 3rd temperature Reduction of speed degree.
10. water heater control method according to claim 8, it is characterised in that also include：
Record opens the time duration of first control valve, second control valve and the water pump；
First control valve, second control valve and the water are closed after the second preset duration when the time duration reaches Pump；And
The heating instruction includes heating period information, and first control is opened or closed according to the heating period information Valve, second control valve and the water pump.
11. a kind of water heater control system, for Teat pump boiler, it is characterised in that the Teat pump boiler includes water tank, adopted Warm part and electric auxiliary heating apparatus part, the water tank are supplied water by water inlet pipe to the heating part, and the heating part is by returning Water pipe is provided with the first control valve, the return pipe on the water inlet pipe and is provided with the second control valve to the water container backwater And water pump, the water heater control system includes：
Receiving unit, for receiving heating instruction；
Control unit, for opening first control valve, second control valve and the water pump, makes the water in the water tank The heating part is flowed into through the water inlet pipe, then the water tank is flowed back to through the return pipe.
12. water heater control system according to claim 11, it is characterised in that also include：
First detection unit, the temperature for detecting the heating part；
Described control unit is additionally operable to adjust described the when the temperature of the heating part is less than or equal to the first preset temperature One control valve to the first aperture is so that the water in the water inlet pipe flow to first flow, regulation second control valve to second and opened Spend so that the water in the return pipe flow to second flow, and the startup Teat pump boiler prepares hot water, while starting institute State electric auxiliary heating apparatus part and prepare hot water.
13. water heater control system according to claim 12, it is characterised in that
Described control unit is additionally operable to when the temperature of the heating part is higher than first preset temperature and default less than second First control valve is adjusted during temperature to the 3rd aperture so that the water in the water inlet pipe flow to the 3rd flow, adjusts described the Two control valves to the 4th aperture are so that the water in the return pipe flow to the 4th flow, and starts the Teat pump boiler preparation Hot water；
Wherein, second preset temperature is higher than first preset temperature, and the 3rd flow is less than the first flow, institute The 4th flow is stated less than the second flow.
14. water heater control system according to claim 13, it is characterised in that
Described control unit is additionally operable to close institute when the temperature of the heating part is greater than or equal to second preset temperature State the first control valve, second control valve and the water pump.
15. water heater control system according to claim 11, it is characterised in that also include：
Second detection unit, for detecting the water temperature in the water inlet pipe and being designated as the first water temperature；
Second detection unit is additionally operable to detect the water temperature in the return pipe and is designated as the second water temperature；
Computing unit, for calculating the difference of first water temperature and second water temperature and being designated as heating temperature approach；
Described control unit is additionally operable to, when the heating temperature approach is more than or equal to the first fiducial temperature, adjust first control Valve processed is to the 5th aperture so that the water in the water inlet pipe flow to the 5th flow, and adjusts second control valve and open to the 6th Degree is so that the water in the return pipe flow to the 6th flow.
16. water heater control system according to claim 15, it is characterised in that
Described control unit is additionally operable to when the heating temperature approach is less than first fiducial temperature and more than the second fiducial temperature When, first control valve to the 7th aperture is adjusted so that the water in the water inlet pipe flow to the 7th flow, and adjusts described Second control valve is to the 8th aperture so that the water in the return pipe flow to the 8th flow；
Wherein, first fiducial temperature is more than second fiducial temperature, and the 7th flow is less than the 5th flow, institute The 8th flow is stated less than the 6th flow.
17. water heater control system according to claim 16, it is characterised in that
Described control unit is additionally operable to close described the when the heating temperature approach is less than or equal to second fiducial temperature One control valve, second control valve and the water pump；
First control valve, second control valve and the water pump are reopened after the first preset duration.
18. the water heater control system according to any one of claim 11 to 17, it is characterised in that also include：
3rd detection unit, the water temperature for detecting the water tank；
Described control unit is additionally operable to, when the water temperature of the water tank is less than the first water temperature and higher than the second water temperature, start the heat Pump water heater prepares hot water；
Described control unit is additionally operable to the water temperature when the water tank less than or equal to second water temperature and greater than or equal to the 3rd During water temperature, start the Teat pump boiler and prepare hot water, while starting the electric auxiliary heating apparatus part prepares hot water；
Described control unit is additionally operable to, when the water temperature of the water tank is less than three water temperature, start the Teat pump boiler system Standby hot water, while starting the electric auxiliary heating apparatus part prepares hot water, and close first control valve, second control valve and The water pump.
19. the water heater control system according to any one of claim 11 to 17, it is characterised in that also include：
The temperature of the water temperature reduction of the water tank in 4th detection unit, the water temperature and unit time for detecting the water tank It is worth and is designated as water tank temperature drop speed；
Described control unit is additionally operable to when the water tank temperature drop speed is more than the first temperature drop speed and less than the second temperature drop speed Start the Teat pump boiler and prepare hot water；
Described control unit is additionally operable to when the water tank temperature drop speed is more than or equal to the second temperature drop speed and is less than or waits Start the Teat pump boiler when the 3rd temperature drop speed and prepare hot water and start the electric auxiliary heating apparatus part and prepare hot water；
Described control unit is additionally operable to start the Heat Pump when the water tank temperature drop speed is more than the 3rd temperature drop speed Hydrophone, which prepares hot water and starts the electric auxiliary heating apparatus part, prepares hot water, simultaneously closes off first control valve, second control Valve and the water pump；
Wherein, the first temperature drop speed is less than the second temperature drop speed, and the second temperature drop speed is less than the described 3rd temperature Reduction of speed degree.
20. water heater control system according to claim 18, it is characterised in that also include：
Timing unit, the time duration of first control valve, second control valve and the water pump is opened for recording；
Described control unit is additionally operable to close first control valve after the second preset duration when the time duration reaches, described Second control valve and the water pump；And
Heating instruction includes heating period information, described control unit be additionally operable to according to heating period information opening or Close first control valve, second control valve and the water pump.
21. a kind of Teat pump boiler, it is characterised in that including：
Water heater control system as any one of claim 11 to 20.
22. Teat pump boiler according to claim 21, it is characterised in that also include：
Water tank；
Heating part, the water tank is supplied water by water inlet pipe to the heating part, and the heating part is by return pipe to institute State to be provided with water container backwater, the water inlet pipe on the first control valve, the return pipe and be provided with the second control valve and water pump；
Electric auxiliary heating apparatus part, for aiding in the Teat pump boiler to prepare hot water.
23. Teat pump boiler according to claim 22, it is characterised in that
The heating part is removable heating part；
The water inlet pipe and the return pipe are flexible pipe.
CN201710339039.XA 2017-05-15 2017-05-15 Water heater control method, water heater control system and Teat pump boiler Active CN107144017B (en)

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