CN102798173A - 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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- CN102798173A CN102798173A CN2011101378220A CN201110137822A CN102798173A CN 102798173 A CN102798173 A CN 102798173A CN 2011101378220 A CN2011101378220 A CN 2011101378220A CN 201110137822 A CN201110137822 A CN 201110137822A CN 102798173 A CN102798173 A CN 102798173A
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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 the enhancing of Along with people's energy-saving and environmental protection consciousness; There is certain defective in the hot water apparatus of these single energy; Combustion gas, heat pump assisted solar heating plant have appearred in recent years in succession; The operation principle of existing combustion gas, heat pump assisted solar heating plant: with solar energy is main thermal source, and water temperature reaches a certain temperature value startup solar energy in the solar thermal collector if detect, and carries out assistant heating otherwise start heat pump.This control can cause the frequent starting of heat pump, thereby can produce heat pump power consumption phenomenon.When solar energy and heat pump do not satisfy heating condition simultaneously, just start combustion gas and carry out assistant heating and have only; Work as the user like this and make water in a large number; And solar energy and heat pump can satisfy heating condition; At this moment the gas-operated thermal bath facility that has the Fast Heating function the not enough phenomenon of heat supply will occur as not starting, and causes the user can not cosily use hot water; The assisted heating device of this heating plant is to export after getting back to water tank after directly water tank centre halfback unboiled water being heated simultaneously; Make in the water tank health water with assisted heating device in parts can produce the incrustation scale phenomenon after contacting; Thereby reduced the service life of each heater and water tank; For overcoming these defectives, solar energy and heat pump and gas heater combination heating plant are studied.
Summary of the invention
Technical problem to be solved by this invention is that a kind of solar energy and heat pump and gas heater combination heating plant will be provided; Only can overcome effectively all can not to satisfy and to start gas heater under the heating condition and carry out the inconvenience that Fast Heating brings for user's water at solar energy and heat pump; And the water in the water tank directly with in the heater can produce the defective in the service life of incrustation scale phenomenon each heater of reduction and water tank behind the parts, makes things convenient for the user cosily to use hot water.
The technical scheme that the present invention solves its technical problem employing 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 the solar energy air bleeding valve; Described heat pump unit comprises heat pump unit master control borad, compressor, evaporimeter, choke valve, condenser and heat pump cycle water pump; The air inlet of described compressor, evaporimeter, choke valve, condenser, the exhaust outlet of condenser link to each other through pipeline; The water inlet of said condenser links to each other with storage tank with outlet pipe through the water inlet pipe of heat pump unit respectively with delivery port; 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 at respectively on the water inlet pipe of gas heater and user's heating system; Be provided with solar heat-exchange coil pipe, gas heater heat exchange coil and heating heat exchange coil in the described storage tank; Described heating heat exchange coil links to each other with user's heating system pipeline; One end of described gas heater heat exchange coil links to each other with the hot water outlet of gas heater; The other end links to each other with the inlet of gas heater water circulating pump; One end of described solar heat-exchange coil pipe links to each other with the solar thermal collector outlet pipe, and the other end links to each other with the solar thermal collector water inlet pipe, and 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 opening and closing of the control signal that described master controller sends over according to guidance panel, water temperature contrast signal, indoor temperature signal and water status signal control solar energy heating unit, heat pump unit, gas heater and user's heating system water circulating pump, described water temperature contrast signal is that the temperature of water temperature in the storage tank and solar energy heating unit output or setting value are compared the control signal that the back produces.
Solar energy circulatory mediator temperature sensing circuit, ambient temperature detection circuit, indoor temperature testing circuit, master controller telecommunication circuit, master controller power supply and filter circuit, master controller reset circuit of SCM, master controller single-chip microcomputer clock circuit, storage tank coolant-temperature gage testing circuit, health discharge testing circuit, heating unit combination selection circuit, heating unit working control circuit that described master controller comprises the master controller single chip circuit, electrically connects with the master controller single chip circuit; Described ambient temperature detection circuit is used to detect outdoor environment temperature; And according to the work of environment temperature control heat pump; Described indoor temperature testing circuit is used to detect indoor environment temperature; And according to indoor temperature control user heating system pump working; Described health discharge testing circuit is used to detect user's the water state of using; And the water status signal sent to the heating unit working control circuit; Described master controller telecommunication circuit is used for and guidance panel exchange message and data; Described heating unit working control circuit is used for the duty according to the control signal of master controller single chip circuit control heat pump unit, gas heater, solar energy circulating pump, gas heater water circulating pump and user's heating system water circulating pump, and described heating unit combination selection circuit is used for sending to the master controller single chip circuit through the corresponding different heating unit work in combination pattern of the opening and closing state that different switches are set and with signal.
The present invention compares the beneficial effect that is produced with prior art: because the present invention has adopted and has been provided with the three coil pipe storage tanks that link to each other with solar energy heating unit, user's heating system, gas heater; 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 connect; Can make water in a large number and solar energy and heat pump start gas heater can both satisfy heating condition the time water in the storage tank is carried out Fast Heating the user; Thereby be convenient to the user and cosily use hot water; Carry out heat exchange through health water in three coil pipes and the water tank simultaneously; Each heater all is the loop heating system of an enclosed; Make the recirculated water and the health water in the water tank of each heater accomplish isolation, the service life of having improved each heater and water tank effectively.
Description of drawings: Fig. 1 is a structural representation of the present invention.
Fig. 2 is the circuit theory diagrams of master controller 10 among Fig. 1.
Fig. 3 is the circuit theory diagrams of guidance panel 12 among Fig. 1.
Fig. 4 is heating unit combination selection circuit 36 circuit diagrams among Fig. 2.
Fig. 5 is a heating unit working control circuit 37 and master controller power supply and filter circuit 29 circuit diagrams among Fig. 2.
Fig. 6 is master controller single chip circuit 38 circuit diagrams among Fig. 2.
The specific embodiment: referring to accompanying drawing 1; 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; Also be provided with Pressure gauge, safety relief valve and expansion drum 6 on the solar thermal collector water inlet pipe 5; Also be provided with solar energy circulating pump 8 and safety relief valve on the solar thermal collector outlet pipe 9, the port of export of solar thermal collector 4 links to each other with storage tank 11 interior solar heat-exchange coil pipe water inlet ends through solar thermal collector outlet pipe 9, and the arrival end of solar thermal collector 4 links to each other with storage tank 11 interior solar heat-exchange coil pipe water sides through 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 outlet, choke valve pipeline link to each other, and condenser water inlet and delivery port are communicated with storage tank 11 through the water inlet pipe and the outlet pipe of heat pump unit 2 respectively; The delivery port of gas heater 3 links to each other with storage tank 11 interior combustion gas water-heater heat-exchanging coil pipes through pipeline with water inlet; User side heating cooling system (like fin), user's heating system water pump link to each other 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 15 and heat pump water flow detector 16; The outlet pipe of gas heater 3 is provided with gas heater temperature sensor 17 and gas heater discharge checkout gear 18; The water inlet pipe of gas heater 3 is provided with gas heater water pump 51; The cold water inlet place of storage tank 11 is provided with discharge checkout gear 19 simultaneously, is respectively equipped with storage tank top layer water temperature sensor 20 and storage tank bottom water temperature degree sensor 50 in the storage tank 11, and the distance between storage tank top layer water temperature sensor 20 and storage tank 11 tops with the ratio of whole storage tank 11 height is: 1/8～1/4; Distance between storage tank bottom water temperature degree sensor 50 and storage tank 11 bottoms with the ratio of whole storage tank 11 height is: 1/3～1/2.The 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 15, heat pump water flow detector 16, gas heater temperature sensor 17, gas heater discharge checkout gear 18 and guidance panel 12 electrically connect with master controller 10, and guidance panel 12 is installed in the indoor place of being convenient to operate.
Referring to accompanying drawing 2, master controller 10 comprises master controller single chip circuit 38, electrically connects with master controller single chip circuit 38 in the present embodiment solar energy circulatory mediator temperature sensing circuit 23, solar energy circulatory mediator flow detection circuit 24, heat pump cyclic medium temperature sensing circuit 25, heat pump cyclic medium flow detection circuit 26, ambient temperature detection circuit 27, indoor temperature testing circuit 53, master controller telecommunication circuit 28, master controller power supply and filter circuit 29, master controller reset circuit of SCM 30, master controller single-chip microcomputer clock circuit 31, storage tank coolant-temperature gage testing circuit 32, gas heater temperature sensing circuit 33, gas heater flow detection circuit 34, health discharge testing 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 R 5, R6, R7, R8, R9, R10, DIP switch SW 1, capacitor C 16; Power vd D links to each other in the end of described resistance R 5, R6, R7, R8 and master controller power supply and the filter circuit 29; The other end and DIP switch SW 1 electrically connect; The other end of DIP switch SW 1 and resistance R 9, R10 and capacitor C 16 electrically connect, another ground connection of resistance R 9 and capacitor C 16, and the 19th pin of the other end of resistance R 10 and master controller single chip circuit 38 electrically connects.This circuit is mainly used in through the corresponding different respectively heating unit compound mode of the opening and closing that different switches are set (like any two combination and three unit combination modes); Thereby corresponding output voltage values 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, capacitor C 12; Power supply VPP links to each other in coil one end of described relay J 1, J2, J3, J4, J5, J6 and master controller power supply and the filter circuit 29; The other end electrically connects with the 10th, 11,12,13,14,15 pin of single-chip microcomputer IC2 respectively; The tip side of described relay J 4 and gas heater master control borad electrically connect; The tip side of described relay J 5 and heat pump master board electrically connect; After connecting with the alternating current input of power supply and filter circuit 29, the tip side of described relay J 1 electrically connects with tank water circulating pump 21; After connecting with the alternating current input of power supply and filter circuit 29, the tip side of described relay J 2 electrically connects with gas heater water pump 51; The tip side of described relay J 3 back of connecting with the alternating current input of master controller power supply and filter circuit 29 electrically connects with solar energy circulating pump 8, and the tip side of described relay J 6 connect with the alternating current input of power supply and filter circuit 29 afterwards and user's heating system water circulating pump 52 electrically connects, and power supply VPP links to each other in an end of described capacitor C 12 and master controller power supply and the filter circuit 29; Other end ground connection; The 3rd, 4,5,6,7,2 pin of described single-chip microcomputer IC2 respectively with master controller single chip circuit 38 in the 8th, 10,4,3,2,5 pin of single-chip microcomputer IC1 electrically connect, power supply VPP links to each other the 8th pin ground connection of described single-chip microcomputer IC2 in the 9th pin of described single-chip microcomputer IC2 and master controller power supply and the filter circuit 29.Said single-chip microcomputer IC2 can be formed by a plurality of transistor set, and the model of described single-chip microcomputer IC2 can be UN2003.This circuit is mainly used in the duty according to control signal control 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 of master controller single chip circuit 38; As when needs gas heater 3 is worked; The 10th pin output high level of single-chip microcomputer IC1 is given the 4th pin of single-chip microcomputer IC2; Single-chip microcomputer IC2 is under the 4th pin high level drives, and the 13rd pin of IC2 becomes low level, and the coil of relay J 1 gets; The closing of contact of relay J 1, thus gas heater 3 brings into operation; In the time will closing gas heater 3, the 10th pin output low level of IC1 is closed gas heater 3.
Referring to accompanying drawing 5; Master controller power supply and filter circuit 29 are mainly used in and transfer alternating current to dc source VDD and VPP; This circuit is that solar energy circulatory mediator temperature sensing circuit 23, solar energy circulatory mediator flow detection circuit 24, heat pump cyclic medium temperature sensing circuit 25, heat pump cyclic medium flow detection 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 detection circuit 34, health discharge testing circuit 35, heating unit combination selection circuit 36 provide power vd D; And be that heating unit working control circuit 37 provides power supply VPP with master controller telecommunication circuit 28; Power vd D can be 5V, and power supply VPP can be 12V.
Referring to accompanying drawing 6; Master controller single chip circuit 38 comprises single-chip microcomputer IC1, capacitor C 10, C11; The power vd D that the end of described capacitor C 10, 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 capacitor C 10, C11, the model of said single-chip microcomputer IC1 are PIC16F887.This circuit is mainly used in compares and forms control signal detected temperature information.
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 used for transferring detected temperature value to the signal of telecommunication, and solar energy circulatory mediator flow detection circuit 24, heat pump cyclic medium flow detection circuit 26, gas heater flow detection circuit 34, health discharge testing circuit 35 are used for transferring detected streamflow regime to the signal of telecommunication.Wherein storage tank coolant-temperature gage testing circuit 32 is used to detect water tank top layer coolant-temperature gage and water tank bottom water temperature degree.
Master controller telecommunication circuit 28 is mainly used in guidance panel 12 carries out the exchange of data and information.Master controller reset circuit of SCM 30 is mainly used in and guarantees all to bring into operation at a kind of definite state when the master controller single-chip microcomputer powers on.Master controller single-chip microcomputer clock circuit 31 is used for work clock to master controller single-chip microcomputer IC1 being provided.
Referring to accompanying drawing 3; Guidance panel 12 comprise guidance panel single chip circuit 39, power supply cue circuit 49, with warning circuit 40, 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 single-chip microcomputer clock circuit 46, guidance panel power supply and filter circuit 47, guidance panel telecommunication circuit 48 that guidance panel single chip circuit 39 electrically connects, described guidance panel power supply and filter circuit 47 electrically connect with power supply cue circuit 49.Warning circuit 40 is used for sending alarm when there is fault in system when master controller 10 detects.Display driver circuit 41 is used for the data and the information of display operating panel.
The heating unit that guidance panel real time clock circuit 43 is used to master controller 10 provides reference clock.Guidance panel reset circuit 45 is used to guarantee all bring into operation at a kind of definite state when the guidance panel single-chip microcomputer powers on.Guidance panel single-chip microcomputer clock circuit 46 is used for work clock to the guidance panel single-chip microcomputer being provided.Guidance panel power supply and filter circuit 47 are used to that other circuit provides power supply in the guidance panel.Key press detecting circuit 44 is used to detect press key message sent by user and information is sent to master controller 10 to be handled, and key information comprises machine open/close information, heating plant mode of operation information, device sterilization cycle information and user's water adjustment information.Guidance panel telecommunication circuit 48 is used for and master controller 10 swap datas and information.Power supply cue circuit 49 is used for the guidance panel prompting of switching on.
The course of work of present embodiment: after device powers on; The master controller acquiescence is in automatic control mode of operation; Solar energy circulatory mediator temperature sensing circuit 23 sends the temperature value in the detected solar energy circulatory mediator 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 ℃); Then start solar energy heating unit 1 and heat, otherwise solar energy heating unit 1 stops heating, the heating process of solar energy heating unit 1: at first start 8 work of solar energy circulating pump; Get in storage tank 11 heat exchange coils through the outlet pipe of solar thermal collector 4 heated hot water, then with turning back in the solar thermal collector 4 after the cold water heating in the storage tank 11 through solar energy heating unit 1.
When solar energy heating unit 1 can not satisfy demand for heat; If any using health water; And storage tank near-bottom temperature or storage tank top layer temperature are less than or equal to the lower limit temperature of setting; Lower limit temperature=38+ (user's design temperature-40)/2; Then start heat pump unit 2 and heat, otherwise be lower than 0 ℃ or do not use health water and storage tank near-bottom temperature or storage tank top layer temperature stop heating, the heating process of heat pump unit 2 in heat pump unit 2 when being higher than the heat pump lower limit temperature of setting in outdoor temperature: the HTHP refrigerant that compressor comes out gets into the refrigerant that becomes cryogenic high pressure after condenser carries out heat exchange from the condenser air inlet; Discharge currents becomes the refrigerant of low-temp low-pressure behind choke valve from the condenser gas outlet then; Flow through again refrigerant that evaporimeter becomes high-temperature low-pressure of the refrigerant of low-temp low-pressure gets into compressor and gets into circulation heating next time, and meanwhile, cold water gets into the condenser through the condenser water inlet from storage tank 10; Absorb the heat that the refrigerant condensation process discharges, get into the storage tank 11 from the condenser delivery port then.
In the solar energy heating unit 1 with heat pump unit 2 all can not satisfy the heat supply condition time; If any using health water; And storage tank near-bottom temperature or storage tank top layer temperature are less than or equal to a setting value (as 2 ℃) of lower limit temperature; Then start gas heater 3 and heat, otherwise gas heater 3 stops heating.Gas heater 3 heating processes: the water in the gas heater 3 starting ignition heat cycles pipelines at first; Then gas heater water pump 51 heated hot water is got into through hot water outlet in the heat exchange coil of storage tank 11 with storage tank 11 in cold water carry out heat exchange and handle, get into gas heater 3 through gas heater 3 water inlets at last and heat again.
Heating function operation process: if when indoor temperature transmitter is sensed indoor temperature and is lower than the user and heats settings (as 5 ℃); Master board 10 starts user's heating system water circulating pumps 52, thereby output hot water heated after the water in user's heating system carried out heat exchange through the heating heat exchange coil; When indoor temperature transmitter is sensed indoor temperature and is higher than user heating temperature settings (as 3 ℃) is set, master board will stop user's heating system water circulating pump 52 to signal.
The user can also be provided with through guidance panel 12 and utilize the combination separately or in twos of solar energy heating unit 1, heat pump unit 2 and gas heater 3 to heat.
In addition; This heating plant also is provided with antifreeze function; When the temperature that detects the solar energy circulatory mediator, heat pump cyclic medium temperature and gas heater circulatory mediator temperature are less than or equal to setting value (as 4 ℃), heat and realize antifreeze function effectively thereby start solar energy heating unit 1, heat pump unit 2 and gas heater 3 respectively.
Claims (10)
1. solar energy and heat pump and gas heater combination heating plant; 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; The air inlet of described compressor, evaporimeter, choke valve, condenser, the exhaust outlet of condenser link to each other through pipeline; The water inlet of said condenser links to each other with storage tank (11) with outlet pipe through the water inlet pipe of heat pump unit (2) respectively with delivery port; 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 at respectively on the water inlet pipe of gas heater (3) and user's heating system; Be provided with solar heat-exchange coil pipe, gas heater heat exchange coil and heating heat exchange coil in the described storage tank (11); Described heating heat exchange coil links to each other with user's heating system pipeline; One end of described gas heater heat exchange coil links to each other with the hot water outlet of gas heater (3); The other end links to each other with the inlet of gas heater water circulating pump (51); One end of described solar heat-exchange coil pipe links to each other with solar thermal collector outlet pipe (9); The other end links to each other with solar thermal collector water inlet pipe (5); Described master controller (10) electrically connects with 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); The opening and closing of the control signal that described master controller (10) sends over according to guidance panel (12), water temperature contrast signal, indoor temperature signal and water status signal control solar energy heating unit (1), heat pump unit (2), gas heater (3) and user's heating system water circulating pump (52), described water temperature contrast signal is that the temperature of interior water temperature of storage tank (11) and solar energy heating unit (1) output or setting value are compared the control signal that the back produces.
2. solar energy according to claim 1 and heat pump and gas heater combination heating plant; It is characterized in that solar energy circulatory mediator temperature sensing circuit (23), ambient temperature detection circuit (27), indoor temperature testing circuit (53), master controller telecommunication circuit (28), master controller power supply and filter circuit (29), master controller reset circuit of SCM (30), master controller single-chip microcomputer clock circuit (31), storage tank coolant-temperature gage testing circuit (32), health discharge testing circuit (35), heating unit combination selection circuit (36), heating unit working control circuit (37) that described master controller (10) comprises master controller single chip circuit (38), electrically connects with master controller single chip circuit (38); Described ambient temperature detection circuit (27) is used to detect outdoor environment temperature; And according to the work of environment temperature control heat pump; Described indoor temperature testing circuit (53) is used to detect indoor environment temperature; And according to indoor temperature control user's heating system water pump (52) work; Described health discharge testing circuit (35) is used to detect user's the water state of using; And the water status signal sent to heating unit working control circuit (37); Described master controller telecommunication circuit (28) is used for and guidance panel (12) exchange message and data; Described heating unit working control circuit (37) is used for the duty according to the control signal of master controller single chip circuit (38) control 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), and described heating unit combination selection circuit (36) is used for the different heating unit work in combination pattern of opening and closing state correspondence through different switches are set and signal is sent to master controller single chip circuit (38).
3. solar energy according to claim 2 and heat pump and gas heater combination heating plant; It is characterized in that described heating unit combination selection circuit (36) comprises resistance R 5, R6, R7, R8, R9, R10, DIP switch SW 1, capacitor C 16; Power vd D links to each other in the end of described resistance R 5, R6, R7, R8 and master controller power supply and the filter circuit (29); The other end and DIP switch SW 1 electrically connect; The other end of DIP switch SW 1 and resistance R 9, R10 and capacitor C 16 electrically connect, the other end ground connection of resistance R 9 and capacitor C 16, and the 19th pin of the other end of resistance R 10 and master controller single chip circuit (38) electrically connects.
4. solar energy according to claim 2 and heat pump and gas heater combination heating plant; It is characterized in that described heating unit working control circuit (37) comprises relay J 1, J2, J3, J4, J5, J6, single-chip microcomputer IC2, capacitor C 12; Power supply VPP links to each other in coil one end of described relay J 1, J2, J3, J4, J5, J6 and master controller power supply and the filter circuit (29); The other end electrically connects with the 10th, 11,12,13,14,15 pin of single-chip microcomputer IC2 respectively; The tip side of described relay J 4 and gas heater master control borad electrically connect; The tip side of described relay J 5 and heat pump master board electrically connect; After connecting with the alternating current input of power supply and filter circuit (29), the tip side of described relay J 1 electrically connects with tank water circulating pump (21); After connecting with the alternating current input of power supply and filter circuit (29), the tip side of described relay J 2 electrically connects with gas heater water pump (51); After connecting with the alternating current input of master controller power supply and filter circuit (29), the tip side of described relay J 3 electrically connects with solar energy circulating pump (8); After connecting with the alternating current input of power supply and filter circuit (29), the tip side of described relay J 6 electrically connects with user's heating system water circulating pump (52); Power supply VPP links to each other in one end of described capacitor C 12 and master controller power supply and the filter circuit (29), other end ground connection, and the 3rd, 4,5,6,7,2 pin of described single-chip microcomputer IC2 electrically connect with the 8th, 10,4,3,2,5 pin of the middle single-chip microcomputer IC1 of master controller single chip circuit (38) respectively; The 9th pin of described single-chip microcomputer IC2 links to each other the 8th pin ground connection of described single-chip microcomputer IC2 with master controller power supply and the middle power supply VPP of filter circuit (29).
5. solar energy according to claim 2 and heat pump and gas heater combination heating plant; It is characterized in that described master controller single chip circuit (38) comprises single-chip microcomputer IC1, capacitor C 10, C11; The power vd D that the end of described capacitor C 10, 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 capacitor C 10, C11.
6. according to each described solar energy of claim 2～5 and heat pump and burnt gas wall hanging furnace combination heating plant; It is characterized in that described master controller (10) also comprises heat pump cyclic medium temperature sensing circuit (25), gas heater temperature sensing circuit (33), solar energy circulatory mediator flow detection circuit (24), heat pump cyclic medium flow detection circuit (26), the gas heater flow detection circuit (34) that electrically connects with master controller single chip circuit (38); Described heat pump cyclic medium temperature sensing circuit (25), gas heater temperature sensing circuit (33) are used for detecting the temperature of heat pump and gas heater circulatory mediator; And when detecting temperature value and be lower than setting value, start heat pump unit (2) and gas heater (3) carries out antifreeze processing; Described solar energy circulatory mediator flow detection circuit (24), heat pump cyclic medium flow detection circuit (26), gas heater flow detection circuit (34) are used to detect the flow of solar energy circulatory mediator, heat pump cyclic medium and gas heater circulatory mediator, and are not having to send fault-signal to master controller single-chip microcomputer (38) under the situation of flow.
7. solar energy according to claim 1 and 2 and heat pump and gas heater combination heating plant; It is characterized in that warning circuit (40), 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 single-chip microcomputer clock circuit (46), guidance panel power supply and filter circuit (47), guidance panel telecommunication circuit (48) that described guidance panel (12) comprises guidance panel single chip circuit (39), power supply cue circuit (49), electrically connects with guidance panel single chip circuit (39); Described guidance panel power supply and filter circuit (47) electrically connect with power supply cue circuit (49); Described warning circuit (40) is used for sending alarm when there is fault in the system of detecting when master controller (10); Described display driver circuit (41) is used for the data and the information of display operating panel; Described guidance panel real time clock circuit (43) is used to master controller (10) heating unit reference clock is provided; Described key press detecting circuit (44) is used to detect press key message sent by user and information is sent to master controller (10) to be handled; Described guidance panel telecommunication circuit (48) is used for and master controller (10) swap data and information, and said power supply cue circuit (49) is used for the guidance panel prompting of switching on.
8. solar energy according to claim 2 and heat pump and gas heater combination heating plant; It is characterized in that it comprises storage tank top layer temperature sensor (20), storage tank near-bottom temperature sensor (50) and storage tank water-circulating pump (21); Described storage tank top layer temperature sensor (20) and storage tank near-bottom temperature sensor (50) are located at respectively in the storage tank (11) and are electrically connected with storage tank coolant-temperature gage testing circuit (32) in the master controller (10), and described storage tank water-circulating pump (21) is located on the return pipe of storage tank (11) top layer and bottom and is electrically connected with heating unit working control circuit (37) in the master controller (10).
9. solar energy according to claim 2 and heat pump and gas heater combination heating plant; It is characterized in that it comprises indoor temperature transmitter, environment temperature sensor and health discharge checkout gear; Described environment temperature sensor is installed on outdoor, and electrically connects with ambient temperature detection circuit (27), and described indoor temperature transmitter is installed on indoor; And electrically connect with indoor temperature testing circuit (53); Described health discharge checkout gear is located on the cold water inlet of storage tank (11), and electrically connects with health discharge testing circuit (35), and described discharge checkout gear is discharge switch or water flow sensor.
10. solar energy according to claim 6 and heat pump and gas heater combination heating plant; It is characterized in that being respectively equipped with temperature sensor and discharge checkout gear on the hot water outlet pipe of described solar energy heating unit (1), heat pump unit (2) and gas heater (3); 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 electrically connects with solar energy circulatory mediator flow detection circuit (24), heat pump cyclic medium flow detection circuit (26), gas heater flow detection circuit (34) respectively, and described discharge checkout gear is discharge switch or water flow sensor.
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| CN104676703A (en) * | 2015-01-22 | 2015-06-03 | 芜湖美的厨卫电器制造有限公司 | Hybrid hot water system of gas heating pump |
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| CN109724262A (en) * | 2018-12-29 | 2019-05-07 | 广东万和新电气股份有限公司 | A kind of multiple air combat device, hot-water heating system and the control method of hot-water heating system |
| 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 |
| CN111256195A (en) * | 2020-01-17 | 2020-06-09 | 四川省建筑设计研究院有限公司 | Heating system with four-way reversing valve and three-way reversing valve |
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