CN107687707A - A kind of hot-water heating system and its control method using air-source - Google Patents
A kind of hot-water heating system and its control method using air-source Download PDFInfo
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- CN107687707A CN107687707A CN201711191347.9A CN201711191347A CN107687707A CN 107687707 A CN107687707 A CN 107687707A CN 201711191347 A CN201711191347 A CN 201711191347A CN 107687707 A CN107687707 A CN 107687707A
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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
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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
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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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)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The hot-water heating system and its control method using air-source of the present invention, by using two water tanks of one-level water tank and two level water tank, air source heat pump heats to water a small amount of in one-level water tank, and the land and water after heating is renewed in two level water tank, it is disposed proximate to using one-level water tank with air source heat pump, two level water tank is set close to user, reduces the energy expenditure that water pump drives water circulation, while also solves the drawbacks of conventional single storing water in water tank is few, heat accumulation is few.Simultaneously, the control method of the air source heat pump system of the present invention, hot water is stored in two level water tank by high temperature period of the prioritizing selection in one day, so that air source heat pump carries out storing heat in the outdoor temperature highest period, effectively reduce consumption of the compressor to electric energy, so that the heat stored in two level water tank comes to the proportion increase of air, power consumption is effectively reduced, energy-saving effect is more preferably.
Description
Technical field
The present invention relates to a kind of air source heat pump system and its control method, and in particular, more particularly to one kind uses
The hot-water heating system and its control method of air-source.
Background technology
Because modern society is to non-regeneration energy（Coal, oil, natural gas）A large amount of uses, not only result in the energy
Increasingly depleted, and generate serious atmosphere pollution, under the advocating of national policy, all trades and professions all it is energy-saving, subtract
Of low pollution is discharged.Air source heat pump is as a kind of equipment that heat energy is obtained from air, and there is thermal source to be distributed, and wide, reserves are big, nothing
The advantages of pollution, future is by as one of main energy form.
Air source heat pump is made up of devices such as compressor, evaporator, condenser, fluid reservoir, expansion valves, and refrigerant is in compressor
In the presence of in system internal circulation flow.Its operation principle is：Heat energy of the liquid refrigerants in evaporator in absorption air, and turn
Turn to gaseous state；Then, refrigerant completes gaseous boosting heating through compressor, and enters condenser by the heat of high temperature transmission of itself
To recirculated water, while liquid oneself is converted into, then expanded valve is again introduced into evaporator, successively reciprocation cycle, with reality
The utilization of heat energy in existing air.
Now using air source device as family, factory, public place hot water source firing equipment, in use,
The water in water tank is heated by opening air source heat pump, the energy obtained due to hot water（It is set to Q3）Disappear equal to compressor
The electric energy of consumption（It is set to Q1）The heat absorbed with refrigerant from air（It is set to Q2）Sum, i.e. Q3=Q1+Q2.Due to all susceptible
Under condition, user just opens air source heat pump only when wanting to use hot water, after unlatching air source heat pump can continuous high load capacity work,
So that hot water obtain energy Q3 in heat Q1 accountings are excessive caused by electric energy, be unfavorable for the saving of the energy, this also with air-source
The a small amount of electric energy of consumption of heat pump and the original intention that obtains more heat transfer is runed counter to.Meanwhile in the air source heat pump course of work, do not examine
Consider ambient temperature influence, it is different in the temperature of different periods outside air on the same day, under the external high temperature period
Open air source heat pump to heat cycle water, the electric energy than consuming in the low temperature period is much lower.
The content of the invention
A kind of the shortcomings that present invention is in order to overcome above-mentioned technical problem, there is provided hot-water heating system and its control using air-source
Method processed.
The hot-water heating system using air-source of the present invention, including air source heat pump, one-level water tank, two level water tank, heating water
Pump, back water pump and control circuit part, condenser are provided with air source heat pump, the height of one-level water tank is higher than two level water tank
Height；It is characterized in that：The heated water inlet pipe of one-level water tank communicates with the water inlet of condenser, and the delivery port of condenser is through adding
Hot return pipe communicates with one-level water tank；The water inlet pipe communicated with running water pipe is provided with one-level water tank, one-level water tank is through discharging water
Pipe is communicated with two level water tank, and the return pipe communicated with water inlet pipe is provided with two level water tank；One-level water is provided with one-level water tank
Level sensor and one-level temperature sensor, be provided with two level level sensor and two level temperature sensor on two level water tank, with point
The measurement of one-level water tank and two level Water in Water Tanks position and temperature is not realized；
Heating pump is arranged on heating water inlet pipe, for the water in one-level water tank to be pumped into condenser；Back water pump is arranged at back
On water pipe, for the water in two level water tank to be pumped into one-level water tank；It is respectively arranged with running water pipe, return pipe
Entering water electromagnetic valve, backwater magnetic valve, will pass through the closing and conducting of entering water electromagnetic valve and backwater magnetic valve, realize running water and
Water selective in two level water tank enters one-level water tank；Water-drainage solenoid valve is provided with adjutage, so as to in one-level water tank
Whether water is controlled into two level water tank；Water equipment communicates with two level water tank.
The hot-water heating system using air-source of the present invention, the control circuit part is by microcontroller and coupled
Outdoor temperature sensor, power management module, heating button, temperature adjustment button and relay group composition, outdoor temperature sensing
Device is used to detect outdoor temperature, and power management module is used to civil power being converted into direct current；One-level level sensor, two level water level
Sensor, one-level temperature sensor, two level temperature sensor are connected with the input of microcontroller, water-drainage solenoid valve, enter
Water solenoid valve and backwater magnetic valve are connected with the output end of microcontroller, and microcontroller is by relay group to air-source heat
Pump, heating pump, the start and stop state of backwater water pump are respectively controlled.
The hot-water heating system using air-source of the present invention, the air source heat pump is by evaporator, compressor, condenser, storage
Flow container, filter and expansion valve composition, compressor are arranged at the pipeline between evaporator outlet and condenser heat-exchange pipes line import
On, fluid reservoir, filter and expansion valve are set in turn on the pipeline between the outlet of condenser heat-exchange pipes line and evaporator.
The hot-water heating system using air-source of the present invention, overflow pipe, two level water tank are provided with the top of the one-level water tank
Top be provided with gas outlet, be connected before water inlet pipe, return pipe and running water pipe by three-way connection.
The control method of the hot-water heating system using air-source of the present invention, it is characterised in that realized by following steps：
A) design temperatures, user set the temperature being heated to needed for hot water, i.e. water in two level water tank by temperature adjustment button
The temperature reached needed for body, is designated as T；B) determines whether to heat immediately, judge heat button whether be pressed, if by by
Under, instant heating is shown to be, performs step d)；If be not pressed, non-instant heating is shown to be, performs step c)；C) sentences
Whether disconnected is the highest temperature period, and microcontroller judges whether current time has arrived the highest temperature period in the past, if arrived in the past most
The high temperature period, then show that now outdoor has maximum temperature, ought to open air source heat pump, perform step d)；If it is less than past
Highest temperature period day, then perform step b)；D) judges two level water tank water temperature, and microcontroller is detected by two level temperature sensor
Water temperature, judge whether the temperature of two level Water in Water Tanks body has reached design temperature T, if reached, perform step e)；If
It is not reaching to, then performs step f)；E) judges two level cistern water level, the letter that microcontroller is detected by two level level sensor
Number, judge whether the water level in two level water tank has reached expires position, if reached, show to be stored with two level water tank it is enough and
Meet the hot water of temperature requirement, be delayed after a period of time, perform step d)；If be not reaching to, step g) is performed；F) to
One-level water tank is injected back into water, opens back water pump and backwater magnetic valve, and the water in two level water tank is injected in one-level water tank, and examines simultaneously
The water level surveyed in one-level water tank, when one-level Water in Water Tanks position, which reaches, expires position, back water pump and backwater magnetic valve are closed, is performed
Step h)；G) notes running water to one-level water tank, opens entering water electromagnetic valve, running water to be heated is injected into one-level water tank, and
The water level in one-level water tank is detected simultaneously, when one-level Water in Water Tanks position, which reaches, expires position, performs step h)；H) opens empty
Air supply heat pump, microcontroller open air source heat pump and heating pump, to carry out circulating-heating to the water in one-level water tank, and
Judge whether the water temperature in one-level water tank reaches T+ △ T, if not up to, continuing to heat；If reached, step is performed
i)；I) discharges water operation, water-drainage solenoid valve is opened, so as to which the water for meeting temperature requirement in one-level water tank is put into two level water tank
In；Perform step d).
The control method of the hot-water heating system using air-source of the present invention, the period of the highest temperature in the past described in step c) is
The 3-5 days periods daily with maximum temperature before the same day, there is when a length of 2-5h of the period of maximum temperature, institute in step h)
The △ T stated are 2-5 DEG C.
The beneficial effects of the invention are as follows：The hot-water heating system and its control method using air-source of the present invention, by using
Two water tanks of one-level water tank and two level water tank, air source heat pump heat to water a small amount of in one-level water tank, and by after heating
Land and water renew in two level water tank, be disposed proximate to using one-level water tank with air source heat pump, two level water tank close to user set,
The energy expenditure that water pump drives water circulation is reduced, while also solves the drawbacks of conventional single storing water in water tank is few, heat accumulation is few.
Meanwhile the control method of air source heat pump system of the invention, pass through high temperature period of the prioritizing selection in one day
Hot water is stored in two level water tank so that air source heat pump carries out storing heat, effectively drop in the outdoor temperature highest period
Low consumption of the compressor to electric energy so that the heat stored in two level water tank comes to the proportion increase of air, effectively drop
Low power consumption, energy-saving effect is more preferably.
Brief description of the drawings
Fig. 1 is the structural representation of the hot-water heating system using air-source of the present invention；
Fig. 2 is the schematic diagram of the middle control circuit part of the present invention.
In figure：1 air source heat pump, 2 one-level water tanks, 3 two level water tanks, 4 condensers, 5 heating water inlet pipes, 6 heating return pipes,
7 adjutages, 8 water inlet pipes, 9 return pipes, 10 running water pipes, 11 heating pumps, 12 back water pumps, 13 water-drainage solenoid valves, 14 enter water power
Magnet valve, 15 backwater magnetic valves, 16 one-level level sensors, 17 two level level sensors, 18 one-level temperature sensors, 19 two level temperature
Degree sensor, 20 overflow pipes, 21 gas outlets, 22 check valves, 23 three-way connections, 24 water equipments, 25 evaporators, 26 compressors,
27 fluid reservoirs, 28 filters, 29 expansion valves, 30 microcontrollers, 31 outdoor temperature sensor, 32 power management modules, 33 relays
Device group.
Embodiment
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, giving the structural representation of the hot-water heating system using air-source of the present invention, it is by air-source heat
Pump 1, one-level water tank 2, two level water tank 3, heating water inlet pipe 5, heating return pipe 7, adjutage 7, water inlet pipe 8, return pipe 9, originally
Water pipe 10, heating pump 11, back water pump 12 form, shown air source heat pump 1 by evaporator 25, compressor 26, condenser 4,
Fluid reservoir 27, filter 28, expansion valve 29, evaporator 25 are formed, and compressor 26 is arranged in the outlet of evaporator 25 and condenser 4
On pipeline between piping inlet, fluid reservoir 27, filter 28, expansion valve 29 be set in turn in condenser 4 pipeline outlet with
On pipeline between the import of evaporator 25.Refrigerant in air source heat pump 1 is in the presence of compressor 26, the heat in absorption air
Amount, and recirculated water is transferred heat in condenser 4, to realize the heating to moisture.
Heating water inlet pipe 5 is used to the bottom of one-level water tank 2 with the import of condenser 4 being connected, and heating return pipe 6 is used for
The outlet of condenser 4 is connected with the top of one-level water tank 2, heats and is provided with heating pump 11 and check valve on water inlet pipe 5
22, heating pump 11 is used for the circulation of moisture between one-level water tank 2 and condenser 4, and moisture in one-level water tank 2 is followed with realizing
Ring heats.22 water allowed in one-level water tank 2 of check valve enter condenser 4 by heating water inlet pipe 5, and prevent from heating water inlet pipe
Water in 5 flows backwards.One-level level sensor 16 and one-level temperature sensor 18 are provided with one-level water tank 2, with real respectively
Now to the detection of water level and water temperature in one-level water tank 2.The top of one-level water tank 2 is additionally provided with overflow pipe 20.
The height of shown two level water tank 3 is less than the height of one-level water tank 2, so that the water in one-level water tank 2 can be in gravity
Effect is lower to be entered in two level water tank 3.The bottom of one-level water tank 2 is connected by adjutage 7 with the top of two level water tank 3, adjutage 7
On be provided with water-drainage solenoid valve 13, after reaching requirement so as to the water temperature in one-level water tank 2, just by opening water-drainage solenoid valve 13,
Water in one-level water tank 2 is put into two level water tank 3.Water inlet pipe 8 communicates with the bottom of one-level water tank 2, and water inlet pipe 8 passes through three
Pass joint 23 is connected with running water pipe 10 and return pipe 9, and the lower end of return pipe 9 communicates with the bottom of two level water tank 3.Two level
Two level level sensor 17 and two level temperature sensor 19 are provided with water tank 3, to realize respectively to the reclaimed water water level of two level water tank 3
With the measurement of water temperature.
Back water pump 12 and backwater magnetic valve 15 are provided with return pipe 9, entering water electromagnetic valve 14 is provided with running water pipe 10,
When the water temperature in two level water tank 3 is less than design temperature, then closing entering water electromagnetic valve 14, opens backwater magnetic valve 15 and back water pump
12, heated so as to which the water in two level water tank 3 is pumped into one-level water tank 2.When in two level water tank 3 water temperature meet require,
But during water level deficiency, then back water pump 12 and backwater magnetic valve 15 are closed, and open entering water electromagnetic valve 14, so that running water enters one
In level water tank 2, the water of supplement is heated.Water equipment 24 communicates with two level water tank 3, to be carried out to the hot water after heating
Utilize.
Due to being provided with 3 two water tanks of one-level water tank 2 and two level water tank, in specific installation, air source heat pump 1 can be installed
In the good position of ventilated environment, such as on the roof of building, one-level water tank 2 is arranged on apart from the closer position of air source heat pump 1
Place is put, is such as also disposed on roof, can so reduce the consumption to energy during circulating water heating.And two level water tank 3 is then set
Put at the higher position in user room, such as the lower section of ceiling, the moisture in such two level water tank 3 can be under gravity
Into in water equipment 24.
As shown in Fig. 2 give the present invention middle control circuit part schematic diagram, its by microcontroller 30 and with its phase
The outdoor temperature sensor 31 of connection, power management module 32, relay group 33 form, microcontroller 30 have signal acquisition,
Data operation and the effect of control output, power management module 32 is used to 220V electric mains being converted into direct current, for micro-
Controller 30 and other circuit modules work.One-level level sensor 16, two level level sensor 17, one-level temperature sensor
18th, input of the two level temperature sensor 19 with microcontroller 30 is connected, to realize in one-level water tank 2 and two level water tank 3
The measurement of temperature and water level.
The output end of water-drainage solenoid valve 13, entering water electromagnetic valve 14 and backwater magnetic valve 15 with microcontroller 30 is connected,
To be controlled to the on off operating mode of adjutage 7, running water pipe 10 and return pipe 9.Microcontroller 30 passes through relay group 33
Start and stop state to air source heat pump 1, heating pump 11 and backwater water pump 12 is controlled.
The control method of the hot-water heating system using air-source of the present invention, is realized by following steps：
A) design temperatures, user set the temperature being heated to needed for hot water, i.e. water in two level water tank by temperature adjustment button
The temperature reached needed for body, is designated as T；
B) determines whether to heat immediately, judges to heat whether button is pressed, if be pressed, is shown to be instant heating, holds
Row step d)；If be not pressed, non-instant heating is shown to be, performs step c)；
C) determines whether the highest temperature period, and microcontroller judges whether current time has arrived the highest temperature period in the past, if arrived
In the past the highest temperature period, then show it is now outdoor there is maximum temperature, air source heat pump, execution step d) ought to be opened；Such as
Fruit is less than the highest temperature period in the past, then performs step b)；
D) judges two level water tank water temperature, the water temperature that microcontroller is detected by two level temperature sensor, judges two level Water in Water Tanks
Whether the temperature of body has reached design temperature T, if reached, performs step e)；If be not reaching to, step f) is performed；
E) judges two level cistern water level, the signal that microcontroller is detected by two level level sensor, judges in two level water tank
Whether water level reaches is expired position, if reached, shows to be stored with hot water that is enough and meeting temperature requirement in two level water tank,
It is delayed after a period of time, performs step d)；If be not reaching to, step g) is performed；
F) is injected back into water to one-level water tank, opens back water pump and backwater magnetic valve, and the water in two level water tank is injected into one-level water tank
In, and the water level in one-level water tank is detected simultaneously, when one-level Water in Water Tanks position, which reaches, expires position, close back water pump and backwater
Magnetic valve, perform step h)；
G) notes running water to one-level water tank, opens entering water electromagnetic valve, running water to be heated is injected into one-level water tank, and together
When detect water level in one-level water tank, when one-level Water in Water Tanks position, which reaches, expires position, perform step h)；
H) opens air source heat pump, and microcontroller opens air source heat pump and heating pump, to enter to the water in one-level water tank
Row circulating-heating, and judge whether the water temperature in one-level water tank reaches T+ △ T, if not up to, continuing to heat；If reach
Arrive, then perform step i)；
I) discharges water operation, water-drainage solenoid valve is opened, so as to which the water for meeting temperature requirement in one-level water tank is put into two level water tank
In；Perform step d).
Its kind, period of the highest temperature in the past described in step c) be the same day before 3-5 days daily with maximum temperature when
Section, there is when a length of 2-5h of the period of maximum temperature, such as daily 11 when 15；△ T described in step h) are 2-5
℃。
Claims (6)
1. a kind of hot-water heating system using air-source, including air source heat pump（1）, one-level water tank（2）, two level water tank（3）, heating
Water pump（11）, back water pump（12）And control circuit part, condenser is provided with air source heat pump（4）, the height of one-level water tank
Height of the degree higher than two level water tank；It is characterized in that：The heated water inlet pipe of one-level water tank（5）Communicated with the water inlet of condenser,
The heated return pipe of delivery port of condenser（6）Communicated with one-level water tank；It is provided with one-level water tank and running water pipe（10）Phase
Logical water inlet pipe（8）, one-level water tank is through adjutage（7）Communicated with two level water tank, be provided with two level water tank and communicated with water inlet pipe
Return pipe（9）；One-level level sensor is provided with one-level water tank（16）With one-level temperature sensor（18）, on two level water tank
It is provided with two level level sensor（17）With two level temperature sensor（19）, to realize one-level water tank and two level Water in Water Tanks respectively
Position and the measurement of temperature；
Heating pump is arranged on heating water inlet pipe, for the water in one-level water tank to be pumped into condenser；Back water pump is arranged at back
On water pipe, for the water in two level water tank to be pumped into one-level water tank；It is respectively arranged with running water pipe, return pipe
Entering water electromagnetic valve（14）, backwater magnetic valve（15）, will pass through the closing and conducting of entering water electromagnetic valve and backwater magnetic valve, realize
Water selective in running water and two level water tank enters one-level water tank；Water-drainage solenoid valve is provided with adjutage（13）, so as to right
Whether the water in one-level water tank is controlled into two level water tank；Water equipment（24）Communicated with two level water tank.
2. the hot-water heating system according to claim 1 using air-source, it is characterised in that：The control circuit part is by micro-
Controller（30）And coupled outdoor temperature sensor（31）, power management module（32）, heating button, temperature adjustment
Button and relay group（33）Composition, outdoor temperature sensor are used to detect outdoor temperature, and power management module is used for civil power
It is converted into direct current；One-level level sensor（16）, two level level sensor（17）, one-level temperature sensor（18）, two level temperature
Spend sensor（19）It is connected with the input of microcontroller, water-drainage solenoid valve（13）, entering water electromagnetic valve（14）With backwater electricity
Magnet valve（15）It is connected with the output end of microcontroller, microcontroller is by relay group to air source heat pump（1）, heating water
Pump（11）, backwater water pump（12）Start and stop state be respectively controlled.
3. the hot-water heating system according to claim 1 or 2 using air-source, it is characterised in that：The air source heat pump（1）
By evaporator（25）, compressor（26）, condenser（4）, fluid reservoir（27）, filter（28）And expansion valve（29）Composition, compression
Machine is arranged on the pipeline between evaporator outlet and condenser heat-exchange pipes line import, and fluid reservoir, filter and expansion valve are successively
It is arranged on the pipeline between the outlet of condenser heat-exchange pipes line and evaporator.
4. the hot-water heating system according to claim 1 or 2 using air-source, it is characterised in that：The one-level water tank（2）'s
Top is provided with overflow pipe（20）, gas outlet is provided with the top of two level water tank（21）, water inlet pipe（8）, return pipe（9）Originally
Water pipe（10）Pass through three-way connection before（23）It is connected.
A kind of 5. control method of the hot-water heating system using air-source based on described in claim 1, it is characterised in that by with
Lower step is realized：
A) design temperatures, user set the temperature being heated to needed for hot water, i.e. water in two level water tank by temperature adjustment button
The temperature reached needed for body, is designated as T；
B) determines whether to heat immediately, judges to heat whether button is pressed, if be pressed, is shown to be instant heating, holds
Row step d)；If be not pressed, non-instant heating is shown to be, performs step c)；
C) determines whether the highest temperature period, and microcontroller judges whether current time has arrived the highest temperature period in the past, if arrived
In the past the highest temperature period, then show it is now outdoor there is maximum temperature, air source heat pump, execution step d) ought to be opened；Such as
Fruit is less than the highest temperature period in the past, then performs step b)；
D) judges two level water tank water temperature, the water temperature that microcontroller is detected by two level temperature sensor, judges two level Water in Water Tanks
Whether the temperature of body has reached design temperature T, if reached, performs step e)；If be not reaching to, step f) is performed；
E) judges two level cistern water level, the signal that microcontroller is detected by two level level sensor, judges in two level water tank
Whether water level reaches is expired position, if reached, shows to be stored with hot water that is enough and meeting temperature requirement in two level water tank,
It is delayed after a period of time, performs step d)；If be not reaching to, step g) is performed；
F) is injected back into water to one-level water tank, opens back water pump and backwater magnetic valve, and the water in two level water tank is injected into one-level water tank
In, and the water level in one-level water tank is detected simultaneously, when one-level Water in Water Tanks position, which reaches, expires position, close back water pump and backwater
Magnetic valve, perform step h)；
G) notes running water to one-level water tank, opens entering water electromagnetic valve, running water to be heated is injected into one-level water tank, and together
When detect water level in one-level water tank, when one-level Water in Water Tanks position, which reaches, expires position, perform step h)；
H) opens air source heat pump, and microcontroller opens air source heat pump and heating pump, to enter to the water in one-level water tank
Row circulating-heating, and judge whether the water temperature in one-level water tank reaches T+ △ T, if not up to, continuing to heat；If reach
Arrive, then perform step i)；
I) discharges water operation, water-drainage solenoid valve is opened, so as to which the water for meeting temperature requirement in one-level water tank is put into two level water tank
In；Perform step d).
6. the control method of the hot-water heating system according to claim 5 using air-source, it is characterised in that：Institute in step c)
The 3-5 days periods daily with maximum temperature before the period of the highest temperature in the past stated is the same day, there is the period of maximum temperature
Shi Changwei 2-5h, the △ T described in step h) are 2-5 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191347.9A CN107687707B (en) | 2017-11-24 | 2017-11-24 | Water heating system adopting air source and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191347.9A CN107687707B (en) | 2017-11-24 | 2017-11-24 | Water heating system adopting air source and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107687707A true CN107687707A (en) | 2018-02-13 |
| CN107687707B CN107687707B (en) | 2023-07-21 |
Family
ID=61154864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201711191347.9A Active CN107687707B (en) | 2017-11-24 | 2017-11-24 | Water heating system adopting air source and control method thereof |
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