CN102798173B - Heating device combining solar energy, heat pump and gas water heater - Google Patents
Heating device combining solar energy, heat pump and gas water heater Download PDFInfo
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- CN102798173B CN102798173B CN201110137822.0A CN201110137822A CN102798173B CN 102798173 B CN102798173 B CN 102798173B CN 201110137822 A CN201110137822 A CN 201110137822A CN 102798173 B CN102798173 B CN 102798173B
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
The invention provides a heating device combining solar energy, a heat pump and a gas water heater. The heating device comprises a solar heating unit, a water storage tank, a heat pump heating unit, a gas water heater, a main controller, an operation panel, a circulating water pump of the gas water heater and a circulating water pump of a user heating system. A heat exchange coil which is communicated with the solar heating unit, the user heating system and the gas water heater respectively is arranged in the water storage tank. The main controller is electrically connected with the main control panel of the solar heating unit, the main control panel of the heat pump heating unit, the main control panel of a gas hanging heater, the circulating water pump of the gas water heater, the circulating water pump of the user heating system and the operation panel to eliminate the inconvenience for water use of users which is caused by the fact that the gas water heater is only started up for rapid heating when the solar energy and the heat pump can not meet the heating condition and the shortcoming that the direct contact of the water in the water tank with the parts in the heating devices can cause to scaling and reduce the service life of each heating device and the water tank. The heating device can facilitate the comfortable use of hot water by users.
Description
Technical field
The present invention relates to the heating plant of a kind of solar energy, heat pump, the use of gas heater multi-energy complementation.
Background technology
Existing heating plant has solar water heater, Teat pump boiler, gas heater, burnt gas wall hanging furnace and electric heater etc., but along with the enhancing of people's energy-saving and environmental protection consciousness, there is certain defect in the hot water apparatus of these single energy, combustion gas, heat pump assisted solar heating plant are in succession there is in recent years, the operation principle of existing combustion gas, heat pump assisted solar heating plant: take solar energy as main heating source, if detect that in solar thermal collector, water temperature reaches a certain temperature value startup solar energy, otherwise startup heat pump carries out auxiliary heating.This control can cause the frequent starting of heat pump, thus can produce heat pump power consumption phenomenon.And to only have when solar energy and heat pump do not meet heating condition simultaneously just startup combustion gas to carry out auxiliary heating, like this when user uses water in a large number, and solar energy and heat pump can meet heating condition, at this moment there is the gas-operated thermal bath facility of rapid heating function if do not started, just there will be the phenomenon of heat supply deficiency, cause user cosily can not use hot water; The assisted heating device of this heating plant exports after getting back to water tank after directly sanitary water in water tank being heated simultaneously, make the sanitary water in water tank can produce incrustation scale phenomenon after contacting with parts in assisted heating device, thus reduce the service life of each heater and water tank, for overcoming these defects, solar energy and heat pump and gas water heater combined heating device are studied.
Summary of the invention
Technical problem to be solved by this invention to provide a kind of solar energy and heat pump and gas water heater combined heating device, can effectively overcome only could start under solar energy and heat pump all can not meet heating condition gas heater carry out Fast Heating to user with water-band come inconvenience, and the water in water tank directly and in heater can produce the defect that incrustation scale phenomenon reduces the service life of each heater and water tank after parts, facilitates user cosily to use hot water.
The technical scheme that the present invention solves the employing of its technical problem is: it comprises solar energy heating unit, storage tank, heat pump unit and gas heater, described solar energy heating unit comprises solar thermal collector, solar thermal collector water inlet pipe, solar thermal collector outlet pipe and solar energy heating unit master control borad, described solar thermal collector water inlet pipe is provided with solar energy circulating pump, benefit/leakage fluid dram, described solar thermal collector outlet pipe is provided with solar energy air bleeding valve, and described heat pump unit comprises heat pump unit master control borad, compressor, evaporimeter, choke valve, condenser and heat pump cycle water pump, described compressor, evaporimeter, choke valve, the air inlet of condenser, the exhaust outlet of condenser is connected by pipeline, the water inlet of described condenser is connected with storage tank with outlet pipe with the water inlet pipe of delivery port respectively by heat pump unit, described heat pump cycle water pump is positioned on the water inlet pipe of heat pump unit, it is characterized in that it also comprises master controller, guidance panel, gas heater water circulating pump and user's heating system water circulating pump, described gas heater water circulating pump and user's heating system water circulating pump are located on the water inlet pipe of gas heater and user's heating system respectively, are provided with solar heat-exchange coil pipe in described storage tank, gas heater heat exchange coil and heating heat exchange coil, described heating heat exchange coil is connected with user's heating system pipeline, described one end of gas heater heat exchange coil is connected with the hot water outlet of gas heater, the other end is connected with the entrance of gas heater water circulating pump, one end of described solar heat-exchange coil pipe is connected with solar thermal collector outlet pipe, the other end is connected with solar thermal collector water inlet pipe, described master controller and solar energy heating unit master control borad, heat pump unit master control borad, gas heater master control borad, gas heater water circulating pump, user's heating system water circulating pump and guidance panel electrically connect, the control signal that described master controller sends over according to guidance panel, water temperature contrast signal, indoor temperature signal and control solar energy heating unit with water state signal, heat pump unit, the opening and closing of gas heater and user's heating system water circulating pump, described water temperature contrast signal is the control signal carrying out the temperature of water temperature in storage tank and solar energy heating unit output or setting value to contrast rear generation.
Described master controller comprises master controller single chip circuit, the solar energy circulatory mediator temperature sensing circuit electrically connected with master controller single chip circuit, ambient temperature detection circuit, indoor temperature detection circuit, master controller telecommunication circuit, master controller power supply and filter circuit, master controller reset circuit of SCM, master controller Singlechip clock circuit, storage tank coolant-temperature gage testing circuit, sanitary water flow sensing circuit, heating unit combination selection circuit, heating unit working control circuit, described ambient temperature detection circuit is for detecting outdoor environment temperature, and environmentally temperature controls heat pump work, described indoor temperature detection circuit is for detecting indoor environment temperature, and control user's heating system pump working according to indoor temperature, described sanitary water flow sensing circuit is for detecting the use water state of user, and heating unit working control circuit will be sent to water state signal, described master controller telecommunication circuit is used for exchanging information and data with guidance panel, described heating unit working control circuit is used for controlling heat pump unit according to the control signal of master controller single chip circuit, gas heater, solar energy circulating pump, the duty of gas heater water circulating pump and user's heating system water circulating pump, described heating unit combination selection circuit is used for the corresponding different heating unit work in combination pattern of opening and closing state by arranging different switch and signal is sent to master controller single chip circuit.
The beneficial effect that the present invention is compared with the existing technology produced: be provided with and solar energy heating unit owing to present invention employs, user's heating system, the three coil pipe storage tanks that gas heater is connected, and master controller and guidance panel, solar energy heating unit master control borad, heat pump unit master control borad, gas heater master control borad, gas heater water circulating pump, user's heating system water circulating pump electrically connects, gas heater can be started when user use water and solar energy and heat pump can meet heating condition in a large number and Fast Heating is carried out to the water in storage tank, thus be convenient to user and cosily use hot water, carry out heat exchange by sanitary water in three coil pipes and water tank simultaneously, each heater is all the loop heating system of an enclosed, the sanitary water in the recirculated water of each heater and water tank is made to complete isolation, effectively improve the service life of each heater and water tank.
Accompanying drawing illustrates: Fig. 1 is structural representation of the present invention.
Fig. 2 is the circuit theory diagrams of master controller 10 in Fig. 1.
Fig. 3 is the circuit theory diagrams of guidance panel 12 in Fig. 1.
Fig. 4 is heating unit combination selection circuit 36 circuit diagram in Fig. 2.
Fig. 5 is heating unit working control circuit 37 and master controller power supply and filter circuit 29 circuit diagram in Fig. 2.
Fig. 6 is master controller single chip circuit 38 circuit diagram in Fig. 2.
Detailed description of the invention: referring to accompanying drawing 1, the present embodiment comprises solar energy heating unit 1, heat pump unit 2, gas heater 3, storage tank 11, master controller 10 and guidance panel 12, solar energy heating unit 1 comprises solar thermal collector 4, solar thermal collector water inlet pipe 5, solar thermal collector outlet pipe 9 and solar energy heating unit master control borad, solar thermal collector water inlet pipe 5 is provided with solar energy water circulating pump 8, safety relief valve, benefit/leakage fluid dram, solar thermal collector outlet pipe 9 is provided with air bleeding valve 7, solar thermal collector water inlet pipe 5 is also provided with Pressure gauge, safety relief valve and expansion drum 6, solar thermal collector outlet pipe 9 is also provided with solar energy circulating pump 8 and safety relief valve, the port of export of solar thermal collector 4 is connected with solar heat-exchange coil pipe water inlet end in storage tank 11 by solar thermal collector outlet pipe 9, the arrival end of solar thermal collector 4 is connected with solar heat-exchange coil pipe water side in storage tank 11 by solar thermal collector water inlet pipe 5, heat pump unit 2 comprises compressor, evaporimeter, choke valve, condenser and heat pump unit master control borad, condenser is provided with condenser air inlet, exhaust outlet, water inlet and delivery port, compressor, evaporimeter, condenser air inlet, condenser exhaust gas mouth, choke valve pipeline are connected, and condenser water inlet is communicated with storage tank 11 with outlet pipe with the water inlet pipe of delivery port respectively by heat pump unit 2, the delivery port of gas heater 3 is connected with combustion gas heat exchanging coil of water heater in storage tank 11 by pipeline with water inlet, user side heating radiator system (as fin), user's heating system water pump is connected with heating heat exchange coil pipeline, the outlet pipe of solar energy heating unit 1 is provided with solar energy temperature sensor 13 and solar energy water flow detector 14, the outlet pipe of heat pump unit 2 is provided with heat pump temperature sensor 17 and heat pump water flow detector 18, the outlet pipe of gas heater 3 is provided with gas heater temperature sensor 15 and gas heater discharge checkout gear 16, the water inlet pipe of gas heater 3 is provided with gas heater water circulating pump 51, the cold water inlet place of storage tank 11 is provided with discharge checkout gear 19 simultaneously, storage tank top layer water temperature sensor 20 and storage tank bottom water temperature degree sensor 50 is respectively equipped with in storage tank 11, the ratio of the distance between storage tank top layer water temperature sensor 20 and storage tank 11 top and whole storage tank 11 height is: 1/8 ~ 1/4, the ratio of the distance between bottom storage tank bottom water temperature degree sensor 50 and storage tank 11 and whole storage tank 11 height is: 1/3 ~ 1/2.Discharge checkout gear can be discharge switch or water flow sensor, solar energy heating unit master control borad, heat pump unit master control borad, gas heater master control borad, solar energy temperature sensor 13, solar energy water flow detector 14, heat pump temperature sensor 17, heat pump water flow detector 18, gas heater temperature sensor 15, gas heater discharge checkout gear 16 and guidance panel 12 and master controller 10 electrically connect, and guidance panel 12 is arranged on the place of indoor convenient operation.
Referring to accompanying drawing 2, in the present embodiment, master controller 10 comprises master controller single chip circuit 38, the solar energy circulatory mediator temperature sensing circuit 23 electrically connected with master controller single chip circuit 38, solar energy circulatory mediator flow sensing circuit 24, heat pump cyclic medium temperature sensing circuit 25, heat pump cyclic medium flow sensing circuit 26, ambient temperature detection circuit 27, indoor temperature detection circuit 53, master controller telecommunication circuit 28, master controller power supply and filter circuit 29, master controller reset circuit of SCM 30, master controller Singlechip clock circuit 31, storage tank coolant-temperature gage testing circuit 32, gas heater temperature sensing circuit 33, gas heater flow sensing circuit 34, sanitary water flow sensing circuit 35, heating unit combination selection circuit 36, heating unit working control circuit 37.
Referring to accompanying drawing 4, heating unit combination selection circuit 36 comprises resistance R5, R6, R7, R8, R9, R10, DIP interrupteur SW 1, electric capacity C16, one end of described resistance R5, R6, R7, R8 is connected with power vd D in master controller power supply and filter circuit 29, the other end and DIP interrupteur SW 1 electrically connect, the other end of DIP interrupteur SW 1 and resistance R9, R10 and electric capacity C16 electrically connect, another ground connection of resistance R9 and electric capacity C16, the other end of resistance R10 and the 19th pin of master controller single chip circuit 38 electrically connect.This circuit is mainly used in the opening and closing heating unit combination that correspondence is different respectively (as any two combination and three unit combination modes) by arranging different switch, thus the output voltage values of correspondence is different, and this signal of telecommunication is sent to master controller single chip circuit 38.
Referring to accompanying drawing 5, heating unit working control circuit 37 comprises relay J 1, J2, J3, J4, J5, J6, single-chip microcomputer IC2, electric capacity C12, described relay J 1, J2, J3, J4, J5, coil one end of J6 is connected with power supply VPP in master controller power supply and filter circuit 29, the other end respectively with the 10th of single-chip microcomputer IC2, 11, 12, 13, 14, 15 pin electrically connect, tip side and the gas heater master control borad of described relay J 4 electrically connect, tip side and the heat pump master board of described relay J 5 electrically connect, after the alternating current input of the tip side of described relay J 1 and power supply and filter circuit 29 is connected and Water in Water Tank circulating pump 21 electrically connect, after the alternating current input of the tip side of described relay J 2 and power supply and filter circuit 29 is connected and gas heater water circulating pump 51 electrically connect, after the alternating current input of the tip side of described relay J 3 and master controller power supply and filter circuit 29 is connected and solar energy circulating pump 8 electrically connect, after the alternating current input of the tip side of described relay J 6 and power supply and filter circuit 29 is connected and user's heating system water circulating pump 52 electrically connect, one end of described electric capacity C12 is connected with power supply VPP in master controller power supply and filter circuit 29, other end ground connection, the 3rd of described single-chip microcomputer IC2, 4, 5, 6, 7, 2 pin respectively with the 8th of single-chip microcomputer IC1 in master controller single chip circuit 38, 10, 4, 3, 2, 5 pin electrically connect, and the 9th pin of described single-chip microcomputer IC2 is connected with power supply VPP in master controller power supply and filter circuit 29, the 8th pin ground connection of described single-chip microcomputer IC2.Described single-chip microcomputer IC2 can be formed by multiple transistor set, and the model of described single-chip microcomputer IC2 can be ULN2003.This circuit is mainly used in the duty controlling heat pump unit 2, gas heater 3, solar energy circulating pump 8, gas heater water circulating pump 51 and user's heating system water circulating pump 52 according to the control signal of master controller single chip circuit 38, as when needs gas heater 3 works, 10th pin of single-chip microcomputer IC1 exports high level to the 4th pin of single-chip microcomputer IC2, single-chip microcomputer IC2 is under the 4th pin high level drives, 13rd pin of IC2 becomes low level, the coil of relay J 1 obtains electric, the closing of contact of relay J 1, thus gas heater 3 brings into operation; When closing gas heater 3, the 10th pin output low level of IC1 makes gas heater 3 close.
Referring to accompanying drawing 5, master controller power supply and filter circuit 29 are mainly used in transferring alternating current to dc source VDD and VPP, this circuit is solar energy circulatory mediator temperature sensing circuit 23, solar energy circulatory mediator flow sensing circuit 24, heat pump cyclic medium temperature sensing circuit 25, heat pump cyclic medium flow sensing circuit 26, ambient temperature detection circuit 27, master controller telecommunication circuit 28, master controller reset circuit of SCM 30, storage tank coolant-temperature gage testing circuit 32, gas heater temperature sensing circuit 33, gas heater flow sensing circuit 34, sanitary water flow sensing circuit 35, heating unit combination selection circuit 36 provides power vd D, and provide power supply VPP for heating unit working control circuit 37 and master controller telecommunication circuit 28, power vd D can be 5V, power supply VPP can be 12V.
Referring to accompanying drawing 6, master controller single chip circuit 38 comprises single-chip microcomputer IC1, electric capacity C10, C11, the power vd D that one end of described electric capacity C10, C11, the power end of single-chip microcomputer IC1 and master controller power supply and filter circuit 29 provide electrically connects, the other end ground connection of electric capacity C10, C11, the model of described single-chip microcomputer IC1 is PIC16F887.This circuit is mainly used in comparing and formation control signal to the temperature information detected.
Solar energy circulatory mediator temperature sensing circuit 23, heat pump cyclic medium temperature sensing circuit 25, ambient temperature detection circuit 27, storage tank coolant-temperature gage testing circuit 32, gas heater temperature sensing circuit 33 are for transferring the temperature value detected to the signal of telecommunication, and solar energy circulatory mediator flow sensing circuit 24, heat pump cyclic medium flow sensing circuit 26, gas heater flow sensing circuit 34, sanitary water flow sensing circuit 35 are for transferring the streamflow regime detected to the signal of telecommunication.Wherein storage tank coolant-temperature gage testing circuit 32 is for detecting water tank top layer coolant-temperature gage and water tank bottom water temperature degree.
Master controller telecommunication circuit 28 is mainly used in the exchange carrying out data and information with guidance panel 12.Master controller reset circuit of SCM 30 is mainly used in all determining that state brings into operation in one when ensureing that master controller single-chip microcomputer powers on.Master controller Singlechip clock circuit 31 provides work clock for giving master controller single-chip microcomputer IC1.
Referring to accompanying drawing 3, guidance panel 12 comprises guidance panel single chip circuit 39, power supply cue circuit 49, the warning circuit 40 electrically connected with guidance panel single chip circuit 39, display driver circuit 41, backlight drive circuit 42, guidance panel real time clock circuit 43, key press detecting circuit 44, guidance panel reset circuit 45, guidance panel Singlechip clock circuit 46, guidance panel power supply and filter circuit 47, guidance panel telecommunication circuit 48, and described guidance panel power supply and filter circuit 47 electrically connect with power supply cue circuit 49.Warning circuit 40 sends alarm for detecting that when master controller 10 system has during fault.Display driver circuit 41 is for the data of display operating panel and information.
Guidance panel real time clock circuit 43 is for providing reference clock for the heating unit of master controller 10.All determine that state brings into operation in one when guidance panel reset circuit 45 is for ensureing that guidance panel single-chip microcomputer powers on.Guidance panel Singlechip clock circuit 46 provides work clock for giving guidance panel single-chip microcomputer.Guidance panel power supply and filter circuit 47 are for providing power supply for other circuit in guidance panel.Key press detecting circuit 44 is for detecting the key information of user and information being sent to master controller 10 to process, and key information comprises machine open/close information, heating plant operating mode information, device sterilization cycle information and user and regulates information with coolant-temperature gage.Guidance panel telecommunication circuit 48 is for exchanging data and information with master controller 10.Power supply cue circuit 49 is for carrying out energising prompting to guidance panel.
The course of work of the present embodiment: after device powers on, master controller acquiescence is in automatic control operation mode, solar energy circulatory mediator temperature sensing circuit 23 sends the temperature value in the solar energy circulatory mediator detected to master controller single chip circuit 38, if the temperature of solar energy circulatory mediator is greater than or equal to storage tank bottom water temperature degree or storage tank top layer coolant-temperature gage one setting value (as 5 DEG C), then start solar energy heating unit 1 to heat, otherwise solar energy heating unit 1 stops heating, the heating process of solar energy heating unit 1: first start solar energy circulating pump 8 and work, hot water after solar thermal collector 4 heats enters in storage tank 11 heat exchange coil by the outlet pipe of solar energy heating unit 1, then turn back to after cool water heating in storage tank 11 in solar thermal collector 4.
When solar energy heating unit 1 can not meet demand for heat, if any use sanitary water, and storage tank near-bottom temperature or storage tank temperature of top are less than or equal to the lower limit temperature set, lower limit temperature=38+(user's design temperature-40)/2, then start heat pump unit 2 to heat, otherwise outdoor temperature lower than 0 DEG C or do not use sanitary water and heat pump lower limit temperature higher than setting of storage tank near-bottom temperature or storage tank temperature of top time heat pump unit 2 stop heating, the heating process of heat pump unit 2: compressor HTHP refrigerant out enters the refrigerant becoming cryogenic high pressure after condenser carries out heat exchange from condenser air inlet, then after choke valve, the refrigerant of low-temp low-pressure is become from condenser gas outlet discharge currents, the refrigerant of low-temp low-pressure flows through refrigerant that evaporimeter becomes high-temperature low-pressure again and enters compressor and enter next circulating-heating, meanwhile, cold water enters condenser from storage tank 10 through condenser water inlet, absorb the heat of refrigerant condensation process release, then enter storage tank 11 from leaving condenser water mouth.
When solar energy heating unit 1 and heat pump unit 2 all can not meet for heat condition, if any use sanitary water, and storage tank near-bottom temperature or storage tank temperature of top are less than or equal to a setting value (as 2 DEG C) of lower limit temperature, then start gas heater 3 to heat, otherwise gas heater 3 stops heating.Gas heater 3 heating process: the water first in gas heater 3 starting ignition heat cycles pipeline, then the hot water after heating is entered by hot water outlet in the heat exchange coil of storage tank 11 and carries out heat exchange process with the cold water in storage tank 11 by gas heater water circulating pump 51, enters gas heater 3 heat finally by gas heater 3 water inlet.
The heating function course of work: if indoor temperature transmitter sense indoor temperature lower than user heat settings (as 5 DEG C) time, master board 10 starts user's heating system water circulating pump 52, thus exports hot water and heat after the water in user's heating system is carried out heat exchange by heating heat exchange coil; When indoor temperature transmitter sense indoor temperature higher than user heat set temperature settings (as 3 DEG C) time, master board will stop user's heating system water circulating pump 52 to signal.
User can also by guidance panel 12 arrange utilize solar energy heating unit 1, heat pump unit 2 and gas heater 3 separately or combination of two heat.
In addition, this heating plant is also provided with antifreeze function, when the temperature of solar energy circulatory mediator, heat pump cyclic medium temperature and gas heater circulatory mediator temperature being detected less than or equal to setting value (as 4 DEG C), starting solar energy heating unit 1, heat pump unit 2 and gas heater 3 respectively and carrying out heating thus effectively realizing antifreeze function.
Claims (10)
1. a solar energy and heat pump and gas water heater combined heating device, it comprises solar energy heating unit (1), storage tank (11), heat pump unit (2) and gas heater (3), described solar energy heating unit (1) comprises solar thermal collector (4), solar thermal collector water inlet pipe (5), solar thermal collector outlet pipe (9) and solar energy heating unit master control borad, described solar thermal collector water inlet pipe (5) is provided with solar energy circulating pump (8), benefit/leakage fluid dram, described solar thermal collector outlet pipe (9) is provided with solar energy air bleeding valve (7), described heat pump unit (2) comprises heat pump unit master control borad, compressor, evaporimeter, choke valve, condenser and heat pump cycle water pump, described compressor, evaporimeter, choke valve, the air inlet of condenser, the exhaust outlet of condenser is connected by pipeline, the water inlet of described condenser is connected with storage tank (11) with outlet pipe with the water inlet pipe of delivery port respectively by heat pump unit (2), described heat pump cycle water pump is positioned on the water inlet pipe of heat pump unit (2), it is characterized in that it also comprises master controller (10), guidance panel (12), gas heater water circulating pump (51) and user's heating system water circulating pump (52), described gas heater water circulating pump (51) and user's heating system water circulating pump (52) are located on the water inlet pipe of gas heater (3) and user's heating system respectively, solar heat-exchange coil pipe is provided with in described storage tank (11), gas heater heat exchange coil and heating heat exchange coil, described heating heat exchange coil is connected with user's heating system pipeline, one end of described gas heater heat exchange coil is connected with the hot water outlet of gas heater (3), the other end is connected with the entrance of gas heater water circulating pump (51), one end of described solar heat-exchange coil pipe is connected with solar thermal collector outlet pipe (9), the other end is connected with solar thermal collector water inlet pipe (5), described master controller (10) and solar energy heating unit master control borad, heat pump unit master control borad, gas heater master control borad, gas heater water circulating pump (51), user's heating system water circulating pump (52) and guidance panel (12) electrically connect, the control signal that described master controller (10) sends over according to guidance panel (12), water temperature contrast signal, indoor temperature signal and with water state signal control solar energy heating unit (1), heat pump unit (2), the opening and closing of gas heater (3) and user's heating system water circulating pump (52), described water temperature contrast signal is the control signal carrying out the temperature of storage tank (11) interior water temperature and solar energy heating unit (1) output or setting value to contrast rear generation, described master controller (10) comprises master controller single chip circuit (38), the heating unit working control circuit (37) electrically connected with master controller single chip circuit (38), described heating unit working control circuit (37) controls heat pump unit (2) for the control signal according to master controller single chip circuit (38), gas heater (3), solar energy circulating pump (8), the duty of gas heater water circulating pump (51) and user's heating system water circulating pump (52).
2. solar energy according to claim 1 and heat pump and gas water heater combined heating device, it is characterized in that described master controller (10) also comprises the solar energy circulatory mediator temperature sensing circuit (23) electrically connected with master controller single chip circuit (38), ambient temperature detection circuit (27), indoor temperature detection circuit (53), master controller telecommunication circuit (28), master controller power supply and filter circuit (29), master controller reset circuit of SCM (30), master controller Singlechip clock circuit (31), storage tank coolant-temperature gage testing circuit (32), sanitary water flow sensing circuit (35), heating unit combination selection circuit (36), described ambient temperature detection circuit (27) is for detecting outdoor environment temperature, and environmentally temperature controls heat pump work, described indoor temperature detection circuit (53) is for detecting indoor environment temperature, and control user's heating system water pump (52) work according to indoor temperature, described sanitary water flow sensing circuit (35) is for detecting the use water state of user, and heating unit working control circuit (37) will be sent to water state signal, described master controller telecommunication circuit (28) is for exchanging information and data with guidance panel (12), described heating unit combination selection circuit (36) is for the corresponding different heating unit work in combination pattern of the opening and closing state by arranging different switch and signal is sent to master controller single chip circuit (38).
3. solar energy according to claim 2 and heat pump and gas water heater combined heating device, it is characterized in that described heating unit combination selection circuit (36) comprises resistance R5, R6, R7, R8, R9, R10, DIP interrupteur SW 1, electric capacity C16, described resistance R5, R6, R7, one end of R8 is connected with power vd D in master controller power supply and filter circuit (29), the other end and DIP interrupteur SW 1 electrically connect, the other end of DIP interrupteur SW 1 and resistance R9, R10 and electric capacity C16 electrically connects, the other end ground connection of resistance R9 and electric capacity C16, in master controller single chip circuit (38), the model of single-chip microcomputer IC1 is PIC16F887, the other end of resistance R10 and the 19th pin of master controller single chip circuit (38) electrically connect.
4. solar energy according to claim 2 and heat pump and gas water heater combined heating device, is characterized in that described heating unit working control circuit (37) comprises relay J 1, J2, J3, J4, J5, J6, single-chip microcomputer IC2, the model of electric capacity C12, single-chip microcomputer IC2 is ULN2003, described relay J 1, J2, J3, J4, J5, coil one end of J6 is connected with power supply VPP in master controller power supply and filter circuit (29), the other end respectively with the 10th of single-chip microcomputer IC2, 11, 12, 13, 14, 15 pin electrically connect, tip side and the gas heater master control borad of described relay J 4 electrically connect, tip side and the heat pump master board of described relay J 5 electrically connect, after the alternating current input of the tip side of described relay J 1 and power supply and filter circuit (29) is connected and Water in Water Tank circulating pump (21) electrically connect, after the alternating current input of the tip side of described relay J 2 and power supply and filter circuit (29) is connected and gas heater water pump (51) electrically connect, after the alternating current input of the tip side of described relay J 3 and master controller power supply and filter circuit (29) is connected and solar energy circulating pump (8) electrically connect, after the alternating current input of the tip side of described relay J 6 and power supply and filter circuit (29) is connected and user's heating system water circulating pump (52) electrically connect, one end of described electric capacity C12 is connected with power supply VPP in master controller power supply and filter circuit (29), other end ground connection, the 3rd of described single-chip microcomputer IC2, 4, 5, 6, 7, 2 pin respectively with master controller single chip circuit (38) in single-chip microcomputer IC1 the 8th, 10, 4, 3, 2, 5 pin electrically connect, and the model of single-chip microcomputer IC1 is PIC16F887, and the 9th pin of described single-chip microcomputer IC2 is connected with power supply VPP in master controller power supply and filter circuit (29), the 8th pin ground connection of described single-chip microcomputer IC2.
5. solar energy according to claim 2 and heat pump and gas water heater combined heating device, it is characterized in that described master controller single chip circuit (38) comprises single-chip microcomputer IC1, electric capacity C10, C11, the power vd D that one end of described electric capacity C10, C11, the power end of single-chip microcomputer IC1 and master controller power supply and filter circuit (29) provide electrically connects, the other end ground connection of electric capacity C10, C11.
6. the solar energy according to any one of claim 2 ~ 5 and heat pump and gas water heater combined heating device, it is characterized in that described master controller (10) also comprises the heat pump cyclic medium temperature sensing circuit (25) electrically connected with master controller single chip circuit (38), gas heater temperature sensing circuit (33), solar energy circulatory mediator flow sensing circuit (24), heat pump cyclic medium flow sensing circuit (26), gas heater flow sensing circuit (34), described heat pump cyclic medium temperature sensing circuit (25), gas heater temperature sensing circuit (33) is for detecting the temperature of circulatory mediator in heat pump and gas heater, and detect temperature value lower than during setting value start heat pump unit (2) and gas heater (3) carry out antifreeze process, described solar energy circulatory mediator flow sensing circuit (24), heat pump cyclic medium flow sensing circuit (26), gas heater flow sensing circuit (34) is for detecting solar energy circulatory mediator, the flow of heat pump cyclic medium and gas heater circulatory mediator, and send fault-signal when there is no flow to master controller single chip circuit (38).
7. solar energy according to claim 1 and 2 and heat pump and gas water heater combined heating device, it is characterized in that described guidance panel (12) comprises guidance panel single chip circuit (39), power supply cue circuit (49), the warning circuit (40) electrically connected with guidance panel single chip circuit (39), display driver circuit (41), backlight drive circuit (42), guidance panel real time clock circuit (43), key press detecting circuit (44), guidance panel reset circuit (45), guidance panel Singlechip clock circuit (46), guidance panel power supply and filter circuit (47), guidance panel telecommunication circuit (48), described guidance panel power supply and filter circuit (47) electrically connect with power supply cue circuit (49), described warning circuit (40) is for sending alarm when master controller (10) system of detecting has during fault, described display driver circuit (41) is for the data of display operating panel and information, described guidance panel real time clock circuit (43) is for providing reference clock for master controller (10) heating unit, described key press detecting circuit (44) is for detecting the key information of user and information being sent to master controller (10) to process, described guidance panel telecommunication circuit (48) is for exchanging data and information with master controller (10), described power supply cue circuit (49) is for carrying out energising prompting to guidance panel.
8. solar energy according to claim 2 and heat pump and gas water heater combined heating device, it is characterized in that it comprises storage tank temperature of top sensor (20), storage tank near-bottom temperature sensor (50) and storage tank water-circulating pump (21), described storage tank temperature of top sensor (20) and storage tank near-bottom temperature sensor (50) to be located at respectively in storage tank (11) and to be electrically connected with the storage tank coolant-temperature gage testing circuit (32) in master controller (10), the return pipe that described storage tank water-circulating pump (21) is located at storage tank (11) top layer and bottom electrically connects with the heating unit working control circuit (37) in master controller (10).
9. solar energy according to claim 2 and heat pump and gas water heater combined heating device, it is characterized in that it comprises indoor temperature transmitter, environment temperature sensor and sanitary water flow detector, described environment temperature sensor is installed on outdoor, and electrically connect with ambient temperature detection circuit (27), described indoor temperature transmitter is installed on indoor, and electrically connect with indoor temperature detection circuit (53), described sanitary water flow detector is located on the cold water inlet of storage tank (11), and electrically connect with sanitary water flow sensing circuit (35), described discharge checkout gear is discharge switch or water flow sensor.
10. solar energy according to claim 6 and heat pump and gas water heater combined heating device, it is characterized in that described solar energy heating unit (1), the hot water outlet pipe of heat pump unit (2) and gas heater (3) is respectively equipped with temperature sensor and discharge checkout gear, described temperature sensor respectively with solar energy circulatory mediator temperature sensing circuit (23), heat pump cyclic medium temperature sensing circuit (25), gas heater temperature sensing circuit (33), described discharge checkout gear respectively with solar energy circulatory mediator flow sensing circuit (24), heat pump cyclic medium flow sensing circuit (26), gas heater flow sensing circuit (34) electrically connects, described discharge checkout gear is discharge switch or water flow sensor.
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| CN109612101A (en) * | 2019-01-03 | 2019-04-12 | 广东纽恩泰新能源科技发展有限公司 | A kind of hot water and heating integrated device for gathering air energy and solar energy |
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