CN107192130A - Water heater and its control method - Google Patents
Water heater and its control method Download PDFInfo
- Publication number
- CN107192130A CN107192130A CN201710444973.8A CN201710444973A CN107192130A CN 107192130 A CN107192130 A CN 107192130A CN 201710444973 A CN201710444973 A CN 201710444973A CN 107192130 A CN107192130 A CN 107192130A
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- heat exchanger
- water heater
- temperature
- water tank
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 256
- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims description 48
- 238000010257 thawing Methods 0.000 claims description 10
- 230000000052 comparative effect Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 description 17
- 238000003287 bathing Methods 0.000 description 16
- 239000003507 refrigerant Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000000930 thermomechanical effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 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
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/136—Defrosting or de-icing; Preventing freezing
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/174—Supplying heated water with desired temperature or desired range of temperature
- F24H15/175—Supplying heated water with desired temperature or desired range of temperature where the difference between the measured temperature and a set temperature is kept under a predetermined value
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/176—Improving or maintaining comfort of users
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/212—Temperature of the water
- F24H15/223—Temperature of the water in the water storage tank
- F24H15/225—Temperature of the water in the water storage tank at different heights of the tank
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/254—Room temperature
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
- F24H15/32—Control of valves of switching valves
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/375—Control of heat pumps
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
- F24H15/421—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data
- F24H15/429—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data for selecting operation modes
-
- 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
- F24H6/00—Combined water and air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—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
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/227—Temperature of the refrigerant in heat pump cycles
- F24H15/231—Temperature of the refrigerant in heat pump cycles at the evaporator
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/235—Temperature of exhaust gases
-
- 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
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/281—Input from user
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2347/00—Details for preventing or removing deposits or corrosion
- F25B2347/02—Details of defrosting cycles
- F25B2347/023—Set point defrosting
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Computer Hardware Design (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention provides a kind of water heater and its control method.Water heater, including：Compressor, four-way valve, triple valve, First Heat Exchanger, the first fan assembly, the second fan assembly, water tank, the second heat exchanger, detection module, controller；Wherein, the gas outlet of compressor is connected to the first end of four-way valve, and the second end of four-way valve is connected to one end of First Heat Exchanger, the three-terminal link of four-way valve to one end of the second heat exchanger；The other end of First Heat Exchanger is connected with the outer coil pipe of water tank upper；The other end of second heat exchanger is connected with the outer coil pipe of water tank bottom；Triple valve is arranged on the pipeline between four-way valve and First Heat Exchanger；Controller is connected with detection module, for according to the temperature inside outdoor environment temperature and/or water tank, the start and stop of control first/second heat exchanger, first/second fan assembly and triple valve.By technical scheme, it is effectively improved water heater and blows a cold wind over problem, realize more preferable customer experience.
Description
Technical field
The present invention relates to technical field of water heaters, in particular to a kind of water heater, a kind of control of water heater is further related to
Method processed.
Background technology
Air conditioner application is more and more universal, and domestic air energy water heater is increasingly received by market user, heavy in technology
In shallow lake, Japanese enterprises are on the forefront.In conventional products design, there is split type, monoblock type differentiated products design direction, push up
Air-out, the axle outflow a variety of different blower fan schemes of wind.
It is the square air-source water heater product of monoblock type as shown in Figure 1, product top is equipped with compressor, for absorbing heat
Evaporator, in use, fan can blow out cold wind, the low grade heat energy in evaporator absorption air, pass through ejection
Cold wind is led to kitchen by wind structure, for reducing because cooking is cooked the temperature rise brought in the room of kitchen, so as to realize more preferable client
Experience.However, often having client's complaint, when especially air energy product is arranged in toilet room, bathing in practical application
Cheng Zhong, the cold wind of blowout can produce cooling effect to environment of toilet temperature, produce sense of discomfort to client, directly influence client
Comfort level.
Therefore, how to provide a kind of air energy product that can improve to blow a cold wind over the scheme of problem, realize more preferable client's body
Test, as technical problem urgently to be resolved hurrily at present.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art or correlation technique.
Therefore, it is an object of the present invention to propose a kind of water heater.
It is another object of the present invention to propose a kind of control method of water heater.
In view of this, the present invention proposes a kind of water heater, including：Compressor, four-way valve, triple valve, First Heat Exchanger,
First fan assembly, the second fan assembly, water tank, the second heat exchanger, detection module, controller；Wherein, the gas outlet of compressor
The first end of four-way valve is connected to, the second end of four-way valve is connected to one end of First Heat Exchanger, the three-terminal link of four-way valve
To one end of the second heat exchanger；The other end of First Heat Exchanger is connected with the outer coil pipe of water tank upper；Second heat exchanger it is another
One end is connected with the outer coil pipe of water tank bottom；Triple valve is arranged on the pipeline between four-way valve and First Heat Exchanger；Detection
Module is used to detect the temperature inside outdoor environment temperature and water tank；Controller is connected with detection module, for according to outdoor
Temperature inside environment temperature and/or water tank, controls opening for first/second heat exchanger, first/second fan assembly and triple valve
Stop.
According to the water heater of the present invention, outside existing water tank on the basis of coil heat exchanger, increase a set of coil heat exchanger, wind
Thermomechanical components, specifically, the first end by the way that the gas outlet of compressor to be connected to four-way valve, the second end of four-way valve is connected to
One end of one heat exchanger, the three-terminal link of four-way valve is to one end of the second heat exchanger, by the other end and water of First Heat Exchanger
The outer coil pipe of upper box part is connected, and the other end of the second heat exchanger is connected with the outer coil pipe of water tank bottom, and triple valve is arranged on
On pipeline between four-way valve and First Heat Exchanger；Outdoor environment temperature and/or water tank that controller is detected according to detection module
Internal temperature, matches appropriate control logic, to control first, second heat exchanger, first, second fan assembly and triple valve
Start and stop；So that water heater in addition to conventional water heating function, also have concurrently and heat wind, while water heating and heating wind, change
White plurality of operating modes, so as to meet different spaces heating needs, is effectively improved air energy product and blows a cold wind over problem, improve use
Experience at family.Such as, during using hot water, hot wind mode processed is opened, it is ensured that premised on hot water, Synchronous Heating bath space
Environment temperature, so as to ensure the comfortableness of bathing process.It is worth it is emphasized that the invention is not restricted to preheat bathing environment
Temperature, can meet different spaces heating needs.
Wherein, when water heater opens water heating hot wind mode, control module control First Heat Exchanger and the first blower fan
Component is opened, and control triple valve opens the first working condition, and refrigerant circulation process is, through compressor exhaust outlet, four-way valve, threeway
Valve, First Heat Exchanger, water tank, throttling arrangement, the second heat exchanger, four-way valve, compressor inlet；Opened when water heater and heat wind
During pattern, control module controls the second heat exchanger and the second fan assembly to open, triple valve opens the second working condition, close the
One heat exchanger and the first fan assembly, refrigerant circulation process is, through compressor exhaust outlet, the second heat exchanger, throttling arrangement, water
Case, triple valve, four-way valve, compressor inlet；When water heater, which is opened, heats aqueous mode, control module control First Heat Exchanger
Closed with the first fan assembly, control triple valve opens the first working condition, refrigerant circulation process is, through compressor exhaust outlet,
Four-way valve, triple valve, water tank, throttling arrangement, the second heat exchanger, four-way valve, compressor inlet；When water heater opens defrosting mould
During formula, control module controls the second heat exchanger, the second fan assembly to open, control triple valve opens the second working condition, to go
Except the frost layer that the second heat exchanger surface is tied, its refrigerant circulation process is identical with hot wind mode processed.
In addition, according to the above-mentioned water heater of the present invention, can also have technical characteristic additional as follows：
In the above-mentioned technical solutions, it is preferable that the water heater also includes：Throttling arrangement, throttling arrangement is arranged on second and changed
Between hot device and water tank.
In the technical scheme, by the way that throttling arrangement is arranged between the second heat exchanger and water tank, can effective temperature-reducing, subtract
Pressure, regulation cold medium flux, it is to avoid heat exchanger exit is overheated, so as to reach the work of energy-saving, lifting water heater heating effect
With.
In any of the above-described technical scheme, it is preferable that the water heater also includes：Muffler, muffler, which is used to connect, to be compressed
The air inlet of machine and the 4th end of four-way valve.
In the technical scheme, the air inlet of compressor is connected by muffler with the 4th end of four-way valve, passes through switching
Compressor exhaust pipe enters the direction of heat exchanger with muffler, and different operational modes are realized so as to reach, and then meets different
Heating needs.
In any of the above-described technical scheme, it is preferable that detection module includes the first temperature sensor and second temperature is sensed
Device；Wherein, the first temperature sensor, is arranged on the pipeline between four-way valve and the second heat exchanger, positioned at the second heat exchanger
Adjacent one end, for detecting outdoor environment temperature；Second temperature sensor, is arranged on water tank, positioned at water tank upper, for examining
The temperature surveyed inside water tank.
In the technical scheme, outdoor environment temperature, second temperature sensor detection are detected by the first temperature sensor
Temperature inside water tank, so that controller is matched suitably according to the temperature inside the outdoor environment temperature and water tank detected
Control logic, to control heat exchanger, fan assembly and the start and stop of triple valve, and then realizes plurality of operating modes, meets user
Different usage scenario demands.
The present invention also proposes a kind of control method of water heater, for the water heater of any one of such as above-mentioned technical scheme,
Control method includes：Mode of operation selection instruction is received, according to mode of operation selection instruction, control water heater opens corresponding work
Operation mode；Detect the temperature inside outdoor environment temperature and/or water tank；According to the temperature inside outdoor environment temperature and/or water tank
Degree, the start and stop of control first/second heat exchanger, first/second fan assembly and triple valve.
According to the control method of the water heater of the present invention, user according to different use demands, can select the fortune of water heater
Row mode, by according to the temperature inside outdoor environment temperature and/or water tank, controlling first, second heat exchanger, first, second
The start and stop of fan assembly and triple valve so that water heater in addition to conventional water heating function, also have concurrently and heat wind, make simultaneously
Hot water and wind, defrost plurality of operating modes are heated, so as to meet different spaces heating needs, be effectively improved air energy product and blow cold
Wind problem, improves Consumer's Experience.Such as, during using hot water, hot wind mode processed is opened, it is ensured that premised on hot water,
The environment temperature of Synchronous Heating bath space, so as to ensure the comfortableness of bathing process.Be worth it is emphasized that the present invention not
It is limited to preheat bathing environment temperature, different spaces heating needs can be met.
In the above-mentioned technical solutions, it is preferable that when water heater opens water heating hot wind mode, control first exchanges heat
Device, the first fan assembly are opened, and control triple valve opens the first working condition；Detect the temperature inside water tank；Judge in water tank
Whether the temperature in portion is more than or equal to the first preset temperature；When judging that the temperature inside water tank is more than or equal to the first preset temperature,
Control First Heat Exchanger, the first fan assembly, triple valve enter holding state.
In the technical scheme, when water heater opens water heating hot wind mode, by opening First Heat Exchanger and the
One fan assembly, opens the first working condition of triple valve, refrigerant is through compressor exhaust outlet, four-way valve, triple valve, the first heat exchange
Enter compressor formation circulation after device, water tank, throttling arrangement, the second heat exchanger, four-way valve, compressor inlet, detect water tank
When internal temperature, one preset temperature of temperature control inside water tank, control First Heat Exchanger, the first fan assembly, triple valve
Into holding state.So that premised on realizing guarantee hot water, the gas in bath space is synchronously preheated with the heat of original hot water
Temperature, effectively improves the comfortableness of bathing process.It is worth it is emphasized that the invention is not restricted to preheat bathing environment temperature,
Different spaces heating needs can be met.
In any of the above-described technical scheme, it is preferable that when water heater opens hot wind mode processed, the second heat exchanger of control,
Second fan assembly is opened, and control triple valve opens the second working condition；Detect the temperature and outdoor environment temperature inside water tank；
The unlatching duration of record-keeping system hot wind mode；Judge to open whether duration is less than or equal to preset duration；Duration is opened when judgement to be less than
During equal to preset duration, the temperature inside water tank is compared with the first preset temperature, and by outdoor environment temperature and
Two preset temperatures are compared；According to comparative result, the mode of operation of water heater is adjusted；When judging that opening duration is more than default
When long, control water heater closes hot wind mode processed.
In the technical scheme, when water heater opens hot wind mode processed, by opening the second heat exchanger and the second blower fan
Component is opened, opens the working condition of triple valve second, closes First Heat Exchanger and the first fan assembly, and refrigerant is vented through compressor
Enter compressor formation circulation after mouth, the second heat exchanger, throttling arrangement, water tank, triple valve, four-way valve, compressor inlet；For
Ensure the heating effect of water heater, when hot wind mode processed, which opens duration, exceedes preset duration, be usually set to 20 minutes, directly
Connect closing and heat wind；When hot wind mode processed opens duration in preset duration, by according to the temperature inside water tank and outdoor
Environment temperature, to adjust the mode of operation of water heater, on the one hand meets user and heats wind demand, on the other hand ensure water heater
Heating effect.
In any of the above-described technical scheme, it is preferable that according to comparative result, the step of adjusting the mode of operation of water heater,
Specifically include：When the difference of temperature inside the first preset temperature and water tank is less than the first predetermined threshold value, control water heater is closed
Close hot wind mode processed；When outdoor environment temperature is more than the second preset temperature, control water heater closes hot wind mode processed, and opens
Heat aqueous mode.
In the technical scheme, the difference between temperature inside the first preset temperature and water tank is less than the first default threshold
During value, stop heating wind in advance, and control water heater to open insulation, water heating could be opened after insulation terminates；When outdoor ring
When border temperature is more than the second preset temperature, closing heats wind and directly opens water heating.
In any of the above-described technical scheme, it is preferable that when water heater, which is opened, heats aqueous mode, control the first fan assembly
Close, control triple valve opens the first working condition.
In the technical scheme, when water heater, which is opened, heats aqueous mode, close First Heat Exchanger and the first fan assembly,
The first working condition of triple valve is opened, refrigerant is through compressor exhaust outlet, four-way valve, triple valve, water tank, throttling arrangement, second
Enter compressor formation circulation after heat exchanger, four-way valve, compressor inlet, the temperature inside water tank reaches that start is required a little
When, automatically into insulation, complete water heating.
In any of the above-described technical scheme, it is preferable that when water heater opens defrosting mode, the second heat exchanger of control, the
Two fan assemblies are opened, and control triple valve opens the second working condition.
In the technical scheme, when water heater opens defrosting mode, open the second heat exchanger, the second fan assembly, open
The second working condition of triple valve is opened, to remove the frost layer that the second heat exchanger surface is tied, its refrigerant circulation process is with heating wind
Pattern is identical, after the completion of defrosting, automatically into holding state.
In any of the above-described technical scheme, it is preferable that the scope of preset duration：15 minutes to 20 minutes；First default threshold
The scope of value：6 to 9；The scope of second preset temperature：18 to 22.
In the technical scheme, the span of preset duration includes but is not limited to 15 minutes to 20 minutes；First presets
The span of threshold value includes but is not limited to 6 to 9；The span of second preset temperature includes but is not limited to 18 to 22.
In any of the above-described technical scheme, it is preferable that preset duration is 20 minutes；First predetermined threshold value is 8；Second presets
Temperature is 20.
In the technical scheme, preset duration is 20 minutes, and the first predetermined threshold value is 8, and the second preset temperature is 20, but
Not limited to this.
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 shows the schematic diagram of the square air-source water heater of monoblock type in the prior art；
Fig. 2 shows the schematic diagram of water heater according to an embodiment of the invention；
Fig. 3 shows the schematic flow sheet of the control method of water heater according to an embodiment of the invention；
Fig. 4 shows the schematic flow sheet of the control method of water heater according to another embodiment of the invention；
Fig. 5 shows the schematic flow sheet of the control method of water heater according to still a further embodiment；
Fig. 6 shows the control principle schematic diagram of the water heater of a specific embodiment according to the present invention.
Wherein, the corresponding relation in Fig. 2 between reference and component names is：
10 compressors, 12 four-way valves, 14 triple valves, 16 First Heat Exchangers, 18 first fan assemblies, 20 second heat exchangers,
22 second fan assemblies, 24 water tanks, 26 throttling arrangements, 28 mufflers, 30 first temperature sensors, 32 second temperature sensors.
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.
Referring to the water heater of Fig. 2 descriptions according to some embodiments of the invention.
As shown in Fig. 2 the present invention proposes a kind of water heater, including：Compressor 10, four-way valve 12, triple valve 14, first
Heat exchanger 16, the first fan assembly 18, the second fan assembly 22, water tank 24, the second heat exchanger 20, detection module, controller；Its
In, the gas outlet of compressor 10 is connected to the first end of four-way valve 12, and the second end of four-way valve 12 is connected to First Heat Exchanger 16
One end, the three-terminal link of four-way valve 12 to one end of the second heat exchanger 20；The other end of First Heat Exchanger 16 and water tank 24
The outer coil pipe on top is connected；The other end of second heat exchanger 20 is connected with the outer coil pipe of the bottom of water tank 24；Triple valve 14 is set
Put on the pipeline between four-way valve 12 and First Heat Exchanger 16；Detection module is used to detect in outdoor environment temperature and water tank 24
The temperature in portion；Controller is connected with detection module, for the mode of operation according to water heater, outdoor environment temperature and/or water
Temperature inside case 24, the start and stop of control first/second heat exchanger 20, first/second fan assembly 22 and triple valve 14.
The water heater that the present invention is provided, on the basis of the outer coil heat exchanger of existing water tank 24, a set of coil heat exchanger of increase,
Fan assembly, specifically, the first end by the way that the gas outlet of compressor 10 to be connected to four-way valve 12, the second end of four-way valve 12
One end of First Heat Exchanger 16 is connected to, the three-terminal link of four-way valve 12 is to one end of the second heat exchanger 20, by the first heat exchange
The other end of device 16 is connected with the outer coil pipe on the top of water tank 24, the other end of the second heat exchanger 20 and the external disk of the bottom of water tank 24
Pipe is connected, and triple valve 14 is arranged on the pipeline between four-way valve 12 and First Heat Exchanger 16；Controller is according to detection module
Temperature inside the outdoor environment temperature and/or water tank 24 of detection, matches appropriate control logic, to control first, second to change
The start and stop of hot device 20, first, second fan assembly 22 and triple valve 14；So that water heater is removed with conventional water heating function
Outside, also have concurrently and heat wind, while water heating and heat wind, defrost plurality of operating modes, so that different spaces heating needs are met,
It is effectively improved air energy product to blow a cold wind over problem, improves Consumer's Experience.Such as, during using hot water, unlatching is heated
Wind pattern, it is ensured that premised on hot water, the environment temperature of Synchronous Heating bath space, so as to ensure the comfortableness of bathing process.Value
Obtain it is emphasized that the invention is not restricted to preheat bathing environment temperature, different spaces heating needs can be met.
Wherein, when water heater opens water heating hot wind mode, the control module control wind of First Heat Exchanger 16 and first
Thermomechanical components 18 are opened, and control triple valve 14 opens the first working condition, and refrigerant circulation process is, through the exhaust outlet of compressor 10, four
Port valve 12, triple valve 14, First Heat Exchanger 16, water tank 24, throttling arrangement 26, the second heat exchanger 20, four-way valve 12, compressor 10
Air inlet；When water heater open hot wind mode processed when, control module control the second heat exchanger 20 and the second fan assembly 22 open,
Triple valve 14 opens the second working condition, closes the fan assembly 18 of First Heat Exchanger 16 and first, and refrigerant circulation process is, through pressure
The exhaust outlet of contracting machine 10, the second heat exchanger 20, throttling arrangement 26, water tank 24, triple valve 14, four-way valve 12, the air inlet of compressor 10；
When water heater, which is opened, heats aqueous mode, the control module control fan assembly 18 of First Heat Exchanger 16 and first closes, controls three
Port valve 14 opens the first working condition, and refrigerant circulation process is, through the exhaust outlet of compressor 10, four-way valve 12, triple valve 14, water tank
24th, throttling arrangement 26, the second heat exchanger 20, four-way valve 12, the air inlet of compressor 10；When water heater opens defrosting mode, control
Molding block controls the second heat exchanger 20, the second fan assembly 22 to open, controls triple valve 14 to open the second working condition, to remove
The frost layer that the surface of second heat exchanger 20 is tied, its refrigerant circulation process is identical with hot wind mode processed.
In the above embodiment, it is preferable that the water heater also includes：Throttling arrangement 26, throttling arrangement 26 is arranged on second
Between heat exchanger 20 and water tank 24.
In this embodiment, by the way that throttling arrangement 26 is arranged between the second heat exchanger 20 and water tank 24, can effectively it drop
Temperature, decompression, regulation cold medium flux, it is to avoid heat exchanger exit is overheated, so as to reach the heating effect of energy-saving lifting water heater
Effect.
In any of the above-described embodiment, it is preferable that the water heater also includes：Muffler 28, muffler 28, which is used to connect, presses
The air inlet of contracting machine 10 and the 4th end of four-way valve 12.
In this embodiment, the air inlet of compressor 10 is connected by muffler 28 with the 4th end of four-way valve 12, passes through
Switch the direction that the blast pipe of compressor 10 enters heat exchanger with muffler 28, different operational modes are realized so as to reach, and then
Meet different heating needs.
In any of the above-described embodiment, it is preferable that detection module includes the first temperature sensor 30 and second temperature is sensed
Device 32；Wherein, the first temperature sensor 30, is arranged on the pipeline between the heat exchanger 20 of four-way valve 12 and second, positioned at second
The adjacent one end of heat exchanger 20, for detecting outdoor environment temperature；Second temperature sensor 32, is arranged on water tank 24, is located at
The top of water tank 24, for detecting the temperature inside water tank 24.
In this embodiment, outdoor environment temperature is detected by the first temperature sensor 30, second temperature sensor 32 is examined
The temperature surveyed inside water tank 24, so that controller is according to the outdoor environment temperature detected and the temperature inside water tank 24, matching
Appropriate control logic, to control the start and stop of heat exchanger, fan assembly and triple valve 14, and then realizes plurality of operating modes,
Meet the different usage scenario demands of user.
As shown in figure 3, the schematic flow sheet of the control method of water heater according to an embodiment of the invention.Wherein,
The control method 300 is used for the water heater of such as any one of above-mentioned embodiment, and the control method 300 includes：
Step 302, mode of operation selection instruction is received, according to mode of operation selection instruction, control water heater opens correspondence
Mode of operation；
Step 304, the temperature inside outdoor environment temperature and/or water tank is detected；
Step 306, according to the temperature inside outdoor environment temperature and/or water tank, control first/second heat exchanger, first/
The start and stop of second fan assembly and triple valve.
The control method for the water heater that the present invention is provided, user according to different use demands, can select the fortune of water heater
Row mode, by according to the temperature inside outdoor environment temperature and/or water tank, controlling first, second heat exchanger, first, second
The start and stop of fan assembly and triple valve so that water heater in addition to conventional water heating function, also have concurrently and heat wind, make simultaneously
Hot water and wind, defrost plurality of operating modes are heated, so as to meet different spaces heating needs, be effectively improved air energy product and blow cold
Wind problem, improves Consumer's Experience.Such as, during using hot water, hot wind mode processed is opened, it is ensured that premised on hot water,
The environment temperature of Synchronous Heating bath space, so as to ensure the comfortableness of bathing process.Be worth it is emphasized that the present invention not
It is limited to preheat bathing environment temperature, different spaces heating needs can be met.
As shown in figure 4, the schematic flow sheet of the control method of water heater according to another embodiment of the invention.Its
In, the control method 400 is used for the water heater of such as any one of above-mentioned embodiment, and the control method 400 includes：
Step 402, mode of operation selection instruction is received, according to mode of operation selection instruction, control water heater opens correspondence
Mode of operation；
Step 404, when water heater opens water heating hot wind mode, control First Heat Exchanger, the first fan assembly are opened
Open, control triple valve opens the first working condition；
Step 406, the temperature inside detection water tank；
Step 408, judge whether the temperature inside water tank is more than or equal to the first preset temperature；
Step 410, when judging that the temperature inside water tank is more than or equal to the first preset temperature, control First Heat Exchanger, the
One fan assembly, triple valve enter holding state；When judging that the temperature inside water tank is less than the first preset temperature, return to step
406。
In this embodiment, when water heater opens water heating hot wind mode, by opening First Heat Exchanger and first
Fan assembly, opens the first working condition of triple valve, refrigerant is through compressor exhaust outlet, four-way valve, triple valve, the first heat exchange
Enter compressor formation circulation after device, water tank, throttling arrangement, the second heat exchanger, four-way valve, compressor inlet, detect water tank
When internal temperature, one preset temperature of temperature control inside water tank, control First Heat Exchanger, the first fan assembly, triple valve
Into holding state.So that premised on realizing guarantee hot water, the gas in bath space is synchronously preheated with the heat of original hot water
Temperature, effectively improves the comfortableness of bathing process.It is worth it is emphasized that the invention is not restricted to preheat bathing environment temperature,
Different spaces heating needs can be met.
As shown in figure 5, the schematic flow sheet of the control method of water heater according to still a further embodiment.Its
In, the control method 500 is used for the water heater of such as any one of above-mentioned embodiment, and the control method 500 includes：
Step 502, mode of operation selection instruction is received, according to mode of operation selection instruction, control water heater opens correspondence
Mode of operation；
Step 504, when water heater opens water heating hot wind mode, control First Heat Exchanger, the first fan assembly are opened
Open, control triple valve opens the first working condition；
Step 506, the temperature inside detection water tank；
Step 508, judge whether the temperature inside water tank is more than or equal to the first preset temperature；
Step 510, when judging that the temperature inside water tank is more than or equal to the first preset temperature, control First Heat Exchanger, the
One fan assembly, triple valve enter holding state；
Step 512, when water heater opens hot wind mode processed, the second heat exchanger of control, the second fan assembly are opened, control
Triple valve opens the second working condition；
Step 514, the temperature and outdoor environment temperature inside detection water tank,
Step 516, the unlatching duration of record-keeping system hot wind mode；
Step 518, judge to open whether duration is less than or equal to preset duration；
Step 520, when judging that opening duration is less than or equal to preset duration, by the temperature inside water tank and the first default temperature
Degree is compared, and outdoor environment temperature is compared with the second preset temperature；
Step 522, when the difference of the temperature inside the first preset temperature and water tank is less than the first predetermined threshold value, control heat
Hydrophone closes hot wind mode processed；
When outdoor environment temperature is more than the second preset temperature, control water heater closes hot wind mode processed, and unlatching is heated
Aqueous mode；
Step 524, when judging that opening duration is more than preset duration, control water heater closes hot wind mode processed；
Step 526, when water heater, which is opened, heats aqueous mode, the first fan assembly of control is closed, control triple valve is opened
First working condition；
Step 528, judge whether the temperature inside water tank reaches the first preset temperature；
Step 530, when judged result is to be, into the standby keeping warm mode of proterotype；Otherwise, return to step 526；
Step 532, when water heater opens defrosting mode, the second heat exchanger of control, the second fan assembly are opened, control three
Port valve opens the second working condition；
Step 534, judge whether defrosting completes；When being completed when defrosting, perform step 530 and enter the standby insulation shape of proterotype
State；Otherwise, return to step 532.
In this embodiment, when water heater opens hot wind mode processed, by opening the second heat exchanger and the second blower fan group
Part is opened, opens the working condition of triple valve second, closes First Heat Exchanger and the first fan assembly, and refrigerant is vented through compressor
Enter compressor formation circulation after mouth, the second heat exchanger, throttling arrangement, water tank, triple valve, four-way valve, compressor inlet；For
Ensure the heating effect of water heater, when hot wind mode processed, which opens duration, exceedes preset duration, be usually set to 20 minutes, directly
Connect closing and heat wind；When hot wind mode processed opens duration in preset duration, by according to the temperature inside water tank and outdoor
Environment temperature, to adjust the mode of operation of water heater, on the one hand meets user and heats wind demand, on the other hand ensure water heater
Heating effect.
When the difference between temperature inside the first preset temperature and water tank is less than the first predetermined threshold value, stop system in advance
Hot blast, and control water heater to open insulation, water heating could be opened after insulation terminates；When outdoor environment temperature is pre- more than second
If during temperature, closing heats wind and directly opens water heating.
When water heater, which is opened, heats aqueous mode, close First Heat Exchanger and the first fan assembly, open the of triple valve
One working condition, refrigerant through compressor exhaust outlet, four-way valve, triple valve, water tank, throttling arrangement, the second heat exchanger, four-way valve,
Enter compressor formation circulation after compressor inlet, when the temperature inside water tank reaches that start requires point, automatically into guarantor
Temperature, completes water heating.
When water heater opens defrosting mode, the second heat exchanger, the second fan assembly, the second work for opening triple valve are opened
Make state, to remove the frost layer that the second heat exchanger surface is tied, its refrigerant circulation process is identical with hot wind mode processed, when having defrosted
Cheng Hou, automatically into holding state.
In any of the above-described embodiment, it is preferable that the scope of preset duration：15 minutes to 20 minutes；First predetermined threshold value
Scope：6 to 9；The scope of second preset temperature：18 to 22.
In this embodiment, the span of preset duration includes but is not limited to 15 minutes to 20 minutes；First default threshold
The span of value includes but is not limited to 6 to 9；The span of second preset temperature includes but is not limited to 18 to 22.
In any of the above-described embodiment, it is preferable that preset duration is 20 minutes；First predetermined threshold value is 8；Second default temperature
Spend for 20.
In this embodiment, preset duration is 20 minutes, and the first predetermined threshold value is 8, and the second preset temperature is 20, but not
It is limited to this.
As shown in fig. 6, according to the control principle schematic diagram of the water heater of the specific embodiment of the present invention.Wherein, should
Water heater includes compressor, four-way reversing valve, exhaust gas temperature sensor TP, outdoor temperature sensor TA, evaporator temperature sensing
Device T3, electronic throttle part, fan assembly a, heat exchanger a, outer coil-pipe water tank, water tank upper temperature sensor TH, water tank bottom
Temperature sensor TL, fan assembly b, heat exchanger b, electric T-shaped valve and master control borad.
In this embodiment, master control borad is passed according to exhaust gas temperature sensor TP, outdoor temperature sensor TA, evaporator temperature
Sensor T3, water tank upper temperature sensor TH, the measured data of water tank lower temperature sensor TL transmission, control compressor, four
Logical reversal valve, electronic throttle part, fan assembly a, fan assembly b keying, by optimal control logic, to a certain extent
Improve air energy product to blow a cold wind over problem so that the water heater can also realize preparation heat in addition to conventional water heating function
Wind, for preheating the environment temperature in bathing environment, it is ensured that the comfortableness of bathing process, and simultaneously water heating and heat wind,
Defrost runs various modes, greatly improves Consumer's Experience, additionally, this invention is not limited to preheat bathing environment temperature, can expire
Sufficient different spaces heating needs.
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 (12)
1. a kind of water heater, it is characterised in that including：
Compressor, four-way valve, triple valve, First Heat Exchanger, the first fan assembly, the second heat exchanger, the second fan assembly, water
Case, detection module, controller；Wherein,
The gas outlet of the compressor is connected to the first end of the four-way valve, and the second end of the four-way valve is connected to described
One end of one heat exchanger, the three-terminal link of the four-way valve to one end of second heat exchanger；
The other end of the First Heat Exchanger is connected with the outer coil pipe of the water tank upper；
The other end of second heat exchanger is connected with the outer coil pipe of the water tank bottom；
The triple valve is arranged on the pipeline between the four-way valve and the First Heat Exchanger；
The detection module is used to detect the temperature inside outdoor environment temperature and the water tank；
The controller is connected with the detection module, inside according to the outdoor environment temperature and/or the water tank
Temperature, control the start and stop of the first/second heat exchanger, the first/second fan assembly and the triple valve.
2. water heater according to claim 1, it is characterised in that also include：
Throttling arrangement, the throttling arrangement is arranged between second heat exchanger and the water tank.
3. water heater according to claim 1, it is characterised in that also include：
Muffler, the muffler is used for fourth end of the air inlet with the four-way valve for connecting the compressor.
4. water heater according to any one of claim 1 to 3, it is characterised in that
The detection module includes the first temperature sensor and second temperature sensor；Wherein,
First temperature sensor, is arranged on the pipeline between the four-way valve and second heat exchanger, positioned at described
The adjacent one end of second heat exchanger, for detecting the outdoor environment temperature；
The second temperature sensor, is arranged on the water tank, positioned at the water tank upper, for detecting inside the water tank
Temperature.
5. a kind of control method of water heater, for the water heater as any one of Claims 1-4, it is characterised in that
The control method includes：
Mode of operation selection instruction is received, according to the mode of operation selection instruction, controls the water heater to open corresponding work
Operation mode；
Detect the temperature inside the outdoor environment temperature and/or the water tank；
According to the temperature inside the outdoor environment temperature and/or the water tank, the first/second heat exchanger is controlled, described
The start and stop of first/second fan assembly and the triple valve.
6. the control method of water heater according to claim 5, it is characterised in that
When the water heater opens water heating hot wind mode, the First Heat Exchanger, first fan assembly is controlled to open
Open, control the triple valve to open the first working condition；
Detect the temperature inside the water tank；
Judge whether the temperature inside the water tank is more than or equal to the first preset temperature；
When judging that the temperature inside the water tank is more than or equal to the first preset temperature, the First Heat Exchanger, described the are controlled
One fan assembly, the triple valve enter holding state.
7. the control method of water heater according to claim 5, it is characterised in that
When the water heater opens hot wind mode processed, second heat exchanger, second fan assembly is controlled to open, control
The triple valve opens the second working condition；
Detect the temperature and the outdoor environment temperature inside the water tank；
Record the unlatching duration of the hot wind mode processed；
Judge whether the unlatching duration is less than or equal to preset duration；
When judging that the unlatching duration is less than or equal to preset duration, the temperature inside the water tank is entered with the first preset temperature
Row compares, and the outdoor environment temperature is compared with the second preset temperature；
According to comparative result, the mode of operation of the water heater is adjusted；
When judging that the unlatching duration is more than preset duration, the water heater is controlled to close the hot wind mode processed.
8. the control method of water heater according to claim 7, it is characterised in that described according to comparative result, adjusts institute
The step of stating the mode of operation of water heater, specifically includes：
When the difference of temperature inside first preset temperature and the water tank is less than the first predetermined threshold value, the heat is controlled
Hydrophone closes the hot wind mode processed；
When the outdoor environment temperature is more than the second preset temperature, the water heater is controlled to close the hot wind mode processed, and
Unlatching heats aqueous mode.
9. the control method of water heater according to claim 8, it is characterised in that
When the water heater, which is opened, heats aqueous mode, control the First Heat Exchanger, the closing of the first fan assembly, control described
Triple valve opens first working condition.
10. the control method of water heater according to claim 5, it is characterised in that
When the water heater opens defrosting mode, control second heat exchanger, second fan assembly to open, control institute
State triple valve and open the second working condition.
11. the control method of water heater according to claim 8, it is characterised in that
The scope of the preset duration：15 minutes to 20 minutes；
The scope of first predetermined threshold value：6 to 9；
The scope of second preset temperature：18 to 22.
12. the control method of water heater according to claim 11, it is characterised in that
The preset duration is 20 minutes；
First predetermined threshold value is 8；
Second preset temperature is 20.
Priority Applications (2)
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| CN201710444973.8A CN107192130B (en) | 2017-06-12 | 2017-06-12 | Water heater and control method thereof |
| PCT/CN2018/072474 WO2018227964A1 (en) | 2017-06-12 | 2018-01-12 | Water heater and control method therefor |
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| WO (1) | WO2018227964A1 (en) |
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| CN112146284A (en) * | 2019-06-28 | 2020-12-29 | 青岛海尔智能技术研发有限公司 | Control method and device for water heater system and water heater system |
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Also Published As
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| CN107192130B (en) | 2019-12-31 |
| WO2018227964A1 (en) | 2018-12-20 |
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