CN1807995B - Solar water-heating and air-conditioning heating system employing gas or oil to aid heating - Google Patents
Solar water-heating and air-conditioning heating system employing gas or oil to aid heating Download PDFInfo
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- CN1807995B CN1807995B CN2005100233869A CN200510023386A CN1807995B CN 1807995 B CN1807995 B CN 1807995B CN 2005100233869 A CN2005100233869 A CN 2005100233869A CN 200510023386 A CN200510023386 A CN 200510023386A CN 1807995 B CN1807995 B CN 1807995B
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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]
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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
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Abstract
The invention relates to a solar energy hot water and air conditioning heating system which uses fuel gas or fuel oil to heat. It comprises a solar energy collector, a heat exchange water heater water bank, an auxiliary heating furnace, and an air conditioning heat collector. It is characterized in that: the heat exchange water heater water bank comprises a heat exchange heating water bank and a heat storage water bank, while they are integrated or separated and connected between a heat exchange cycle pump; the air conditioning heat collector via the heat cycle pump and the auxiliary heating furnace is connected the pipeline of heat exchange heating water bank; the system can control the working temperatures of heat exchange heating water bank and the heat storage water bank according to the heat collection priority mode. The invention combines the solar energy collector, the heat exchange heating water bank, the heat storage water bank and the auxiliary heating furnace to realize theselective compensation utilization of several energies; and under the preset heat collection priority mode, to uses the energy with lower cost and less pollution and utilize the solar energy most. Itcan reduce the energy consumption of the building with hot water supply and air conditioners, reduce the environment pollution with auxiliary heating devices, avoid the effects of load vibration between the life and air conditioning heat collection via arranging the heat storage water bank and the auxiliary heating furnace, and improve the quality of hot water supply.
Description
Technical field
The present invention relates to adopt the solar water and the air conditioner heating system of combustion gas or the auxiliary heating of fuel oil, belong to technical field of solar utilization technique.
Background technology
Building energy consumption mainly comprises heating, air-conditioning, hot water supply, ventilation, illumination and household electrical appliances etc., wherein account for maximum proportion with air-conditioning heating, secondly be the hot water supply, therefore, in the winter in heating area, it is indubitable utilizing the hot water of solar energy and air conditioner heating system should adopt the preferential mode of operation of air-conditioning heating.Solar energy is regenerative resource, the solar hot water system has pollution-free, energy-conservation, environmental protection, distinguishing features such as safety, therefore, in the configuration of building hot water and air conditioner heating system and the selection, adopt solar hot-water and air conditioner heating system that great advantage is arranged undoubtedly, but existing employing combustion gas, fuel-oil water heater and electrical heating are as also existing deficiency in the solar hot-water of auxiliary thermal source side by side and the air conditioner heating system: the one, adopting under domestic hot-water and the principle that heating hot water separates, the temperature of output domestic hot-water or heating hot water is subjected to influence that mutual different load changes greatly, as: when temperature decline heating load amount increased, domestic hot-water's output temperature can not reach the output requirement; Equally, before daytime such as noon, when needing with the increasing of domestic hot-water's consumption, the supply of heating heat can not reach the output requirement yet, and therefore, the quality of two kinds of hot water supplies is all stable inadequately, it is too high so just to make that assisted heating device starts frequency, also makes use cost raise; The 2nd, under given heating operation pattern, can't carry out the maximization that system's solar energy utilization ratio was used and obtained to prioritized mode selection according to energy cost, comprise daytime preferential use solar energy and night preferential use the peak valley electric energy and make water tank and system the maximizing efficiency operating temperature section that obtains with solar thermal collector of operating temperature setting be complementary, therefore, the actual utilization ratio of solar energy is high not enough, and this just makes that system's use cost is higher; The 3rd, the economy that combustion gas or the increase of the fuel oil assisted heating device quantity system that makes is provided with reduces, and with the incorporate combination degree variation of architecture indoor, therefore, exists system is further improved, improves solar energy utilization ratio and the necessity that reduces cost.
Summary of the invention
The objective of the invention is to propose a kind of domestic hot-water supply and air-conditioning heating purposes can being combined at above-mentioned the deficiencies in the prior art, can realize solar energy collecting, peak valley electric energy utilization and combustion gas or the triplicity of fuel oil auxiliary oven are complementary at a low price utilizes, and the temperature that can reach output domestic hot-water or air-conditioning heating hot water is not subjected to the influence of mutual different load variation, two kinds of hot water delivery qualities are stable, adopt the solar energy hot water supply and the air conditioner heating system of the auxiliary heating of combustion gas/fuel oil, under given air-conditioning heating operation mode of priority, making system can reach preferential selection uses low-cost, hang down pollution power sources and make the maximized effect of solar energy utilization ratio, the reduction system is provided with cost and use cost.
The present invention is achieved through the following technical solutions: the solar water and the air conditioner heating system that adopt the auxiliary heating of combustion gas or fuel oil, comprise solar energy collector, the heat-exchanging type water heater water tank, auxiliary oven, air-conditioning heating device, it is characterized in that the heat-exchanging type water heater water tank is the combined type water tank that comprises a heat exchange type heating water tank and heat storage water tank, solar energy collector is connected with two recirculated water turnover mouths of pipe of heat exchange type heating water tank with circulation line through the thermal-arrest circulating pump, but heat exchange type heating water tank and heat storage water tank one or split setting, be connected with a heat exchange circulating pump between heat exchange type heating water tank and heat storage water tank pipeline, air-conditioning heating device is through the heat supply circulating pump, auxiliary oven links to each other with heat exchange type heating water tank pipeline, system is according to the operating temperature of air-conditioning heating mode of priority control heat exchange type heating water tank and heat storage water tank, the heat exchange type heating water tank is lower than the inflow temperature that heat storage water tank is set to the temperature of air-conditioning heating device hot-water supply when being heating, and the heat exchange type heating water tank is greater than or equal to the inflow temperature that heat storage water tank is set to the temperature of air-conditioning heating device hot-water supply during refrigeration.Be connected with auxiliary oven on the hot water output heat supplying pipeline of described heat storage water tank, described auxiliary oven is gas furnace or oil burner or combustion gas/fuel oil combined heating stove.Described auxiliary oven is that one-in-and-one-out or two advances two auxiliary ovens that go out or advance more to have more interface, and described auxiliary oven is gas furnace or oil burner or combustion gas/fuel oil combined heating stove.Described one-in-and-one-out or two advance two go out or advance more to have more between the auxiliary oven of interface can be respectively through bifurcated or merge the mouth of pipe and connect the back and exchange alternative.But the described solar energy collector perpendicular three-dimensional solar photo-thermal energy collector or the three-dimensional solar photo-thermal photoelectricity mixing energy collector of installation put that be facade.Can have the peak valley electric auxiliary heating device in the described heat exchange type heating water tank.。Described air-conditioning heating device part can have by the road also devices such as the hot-water type refrigeration plant of downlink connection and air-conditioning temperature-reducing thereof.Described hot-water type refrigeration plant is hot water lithium bromide absorbing refrigeration machine or solar airconditioning heat pump.Described heat supply circulating pump can have by the road with two ends after the heat exchange type heating water tank is connected by the road and the metal solid formula peak valley electricity accumulation of heat electric heat water tank of downlink connection.Can have the cold-storage water tank in the devices such as described air-conditioning temperature-reducing, the cold-storage water tank is built-in with phase change cold accumulating agent.
Advantage of the present invention is to pass through solar energy collector, the heat exchange type heating water tank, heat storage water tank utilizes with the selectivity complementation that combining of combustion gas/fuel oil auxiliary oven realized various energy resources, under given air-conditioning heating operation mode of priority, making system can reach preferential selection uses low-cost, hang down pollution power sources and make the maximized effect of solar energy utilization ratio, reduced the building energy consumption use cost of hot water supply and air-conditioning heating etc., cost being set and having reduced environmental pollution of assisted heating device, simultaneously, by being provided with the heat exchange type heating water tank, heat storage water tank and auxiliary oven, make life and air-conditioning heating hot water supply exempt the influence that produced by mutual load fluctuation, improved the hot water delivery quality and reached further purpose of energy saving.
Description of drawings
Fig. 1 is employing combustion gas of the present invention or the solar water of the auxiliary heating of fuel oil and system and the connection diagram of an embodiment of air conditioner heating system.
Fig. 2 is the structural representation of the three-dimensional solar energy collector tube sheet of a standing installation adopting of the embodiment of the invention or tube core etc.
Fig. 3 is employing combustion gas of the present invention or the solar water of the auxiliary heating of fuel oil and system and the connection diagram of another embodiment of air conditioner heating system.
The specific embodiment
The solar water of the auxiliary heating of employing combustion gas of the present invention or fuel oil and one of air conditioner heating system embodiment are by forming by the accumulation of heat circulation line 9 of solar thermal collector shown in Figure 11, thermal-arrest circulating pump and circulation line 2, heat supply circulating pump and circulation line 3, auxiliary oven 4, heat-exchanging type water heater water tank 5, heat exchange circulating pump and circulation line 6, air-conditioning heating device 7, hot-water type refrigeration plant 8, the electric accumulation of heat electric heat water tank of metal solid formula peak valley and belt switch control valve etc.
Heat-exchanging type water heater water tank 5 is the combined type water tanks that comprise heat exchange type heating water tank 511 and heat storage water tank 512, the setting that can fuse of heat exchange type heating water tank and heat storage water tank, be connected with combustion gas or fuel oil or combustion gas/fuel oil combined type auxiliary oven 4 on the hot water output heat supplying pipeline of heat storage water tank, can have peak valley electric auxiliary heating device in the heat exchange type heating water tank 511 through control module control.Be connected with a heat exchange circulating pump between the pipeline of heat exchange type heating water tank and heat storage water tank 512.Air-conditioning heating device 7 links to each other with the heat exchange type heating water tank through combustion gas or fuel oil or combustion gas/fuel oil combined type auxiliary oven 4, heat supply circulating pump and circulation line 3, inflatable forms an air-conditioning heating closed circuit through the heat supply cycling use of water of processing such as deionization in the loop.
Auxiliary oven is that one-in-and-one-out or two advances two auxiliary ovens that go out or advance more to have more interface, and described auxiliary oven is gas furnace or oil burner or combustion gas/fuel oil combined heating stove.One-in-and-one-out or two advance two go out or advance more to have more between the auxiliary oven of interface can be respectively through bifurcated or merge the mouth of pipe and connect the back and exchange alternative, promptly by shown in Figure 1 two auxiliary ovens that advance two outgoing interfaces, the auxiliary oven that also can adopt the one-in-and-one-out interface through mouth of pipe bifurcated or adopt the auxiliary oven that advances to have more interface more through the mouth of pipe merge connect after, the two alternative uses of advancing two outgoing interface auxiliary ovens.
Air-conditioning heating device 7 adopts the underground heat radiant heating plants, and devices such as the hot-water type refrigeration plant 8 that is connected in parallel by the road and air-conditioning temperature-reducing thereof can be inserted in c, d two mark junctions in its loop.
Heat supply circulating pump and two ends after the heat exchange type heating water tank is connected by the road can have the metal solid formula peak valley electricity accumulation of heat electric heat water tank that is connected in parallel by the road and the accumulation of heat circulation line 9 of belt switch control valve, but metal solid formula peak valley electricity accumulation of heat electric heat water tank metal solid formula (sensible heat thermal storage and energy accumulation) electric heat water tank (being commonly called as electric boiler) or metal phase change formula thermal storage and energy accumulation formula (metal phase change thermal storage and energy accumulation) electric heat water tank of band solid shell.Different being on metal solid formula peak valley electricity accumulation of heat electric heat water tank and the heat storage water tank thermal storage effect: the former is the carrier thermal storage and energy accumulation with the metal solid, and the unit volume energy storage density is bigger; The latter is the carrier thermal storage and energy accumulation with water, and the unit volume energy storage density is less relatively.
Described solar energy collector is the three-dimensional solar energy collector, as the photo-thermal solar thermal collector or the solar energy optical-thermal photoelectric mixed-mode heat collector of three-dimensional flat plate formula or three-dimensional electron tubes type.Except adopting three-dimensional energy collector, also can also adopt two-dimentional heat collector.The installation of three-dimensional energy collector is the perpendicular installation of putting, and as by installing on the guardrail pole face of metope under the similar window of elevation of building or balcony, also can pass through in roofing flat-top or the slope tilting installation in top.The feature of the three-dimensional heat collector of standing installation is: perpendicular putting when installing, and an one heat absorption inclined working and incident sunlight are near normal, and direct projection incident sunlight obtains at least once or once above reflection-absorption.By shown in Figure 2 be a kind of plate cored structure of three-dimensional energy collector, three folder faces that constitute by its parallel surface A, B and base plate face C are formed the repeatedly reflection-absorption battle array to direct light, reverberation and scattered light, the emittance that blocking reflected spills, make the energy collecting body be approximately 1, in bigger system, can adopt solar energy collector is formed the connection that the energy collector matrix is arranged after series connection or connection in series-parallel in perpendicular emittance absorptivity of putting when installing.
The heat exchanger that has styles such as helix tube type or fin-tube type in the heat exchange type heating water tank 511 can be made into the press-bearing water tank of enclosed, and heat storage water tank 512 can be made into the press-bearing water tank of enclosed or makes the non-bearing water tank of open type, and non-bearing water tank adds the press pump supercharging; Comprise control module in the heat exchange type heating water tank.
As shown in Figure 1: solar energy collector is connected through two recirculated water turnover mouths of pipe of the heat exchange type heating water tank 511 that thermal-arrest circulating pump and circulation line and split are provided with, be connected with the mouth of pipe that in the heat exchange type heating water tank, is provided with heat exchangers such as the helix tube type of two independent heat exchanging pipes or plate-fins, water in the thermal-arrest closed circuit can be changed into anti frozen liquids such as ethylene glycol and circulate, form the thermal-arrest closed circuit thus.
The tie point a of two marks, b place can insert the accumulation of heat circulation line 9 of metal solid formula peak valley electricity accumulation of heat electric heat water tank and belt switch control valve in heat supply circulating pump and circulation line 3, the accumulation of heat closed circuit that formation and auxiliary oven and air-conditioning heating device loop are connected in parallel, the supplementary energy that the heat-retaining capacity of metal solid formula peak valley electricity accumulation of heat electric heat water tank can be used as beyond system's solar energy and the peak valley electricity heat-retaining capacity replenishes.
Described system is according to the operating temperature of air-conditioning heating mode of priority control heat exchange type heating water tank and heat storage water tank, the heat exchange type heating water tank is lower than the inflow temperature that heat storage water tank is set to the temperature of air-conditioning heating device hot-water supply when being meant heating, and promptly the heating hot water supply temperature is lower than the domestic hot-water supply temperature; Otherwise the heat exchange type heating water tank is higher than the inflow temperature that heat storage water tank is set to the temperature of air-conditioning heating device hot-water supply during refrigeration, and promptly the heating hot water supply temperature is higher than the domestic hot-water supply temperature.In addition, can also adopt the heat exchange type heating water tank identical with the inflow temperature of heat storage water tank setting during refrigeration to the temperature of air-conditioning heating device hot-water supply, be that the heating hot water supply temperature equals the domestic hot-water supply temperature, like this, be equivalent to heat storage water tank and be set to replenishing of heat exchange type heating water tank, the supply of common deposit air-conditioning heating device heat, this is based on domestic hot-water's requirement minimizing in summer, the variation of a kind of air-conditioning heating mode of priority control when the air conditioner refrigerating heat demand is not enough, equally, can also carry out the multiple air-conditioning heating mode of priority variation of control temperature quantity down under this principle according to the variation of season and user demand.
Hot water supply running: solar energy collector 1 perpendicular putting or tilting installation, daytime, solar light irradiation was on solar energy collector or heat collector, add the heat transfer medium in the heat exchange type heating water tank behind the thermal-arrest, send into through heat exchange circulating pump and circulation line 6 by the heat exchanger in the heat exchange type heating water tank, with hot water that to separate the heat storage water tank that is provided with standby, it is relatively stable to make the domestic hot-water supply of exporting in the heat storage water tank reach temperature, is not subjected to the influence of heat exchange type heating water tank and air conditioner heating system load variations under the air-conditioning heating mode of priority; The peak valley electricity period at night is then carried out heat supply by the peak valley electric auxiliary heating device that is installed in the heat exchange type heating water tank through control module control, and control module and all electricity pieces electricly connect.In addition, also can carry out the electrical heating accumulation of heat by metal solid formula peak valley electricity accumulation of heat electric heat water tank after, be communicated with the heat exchange type heating water tank through the accumulation of heat circulation line of its belt switch control valve and carry out heat supply; When the hot water of exporting in the heat storage water tank is lower than design temperature, control the auxiliary oven that is connected in series on its hot water supply line by control module and start, one road inlet and outlet pipe lines formula of flowing through is wherein heated immediately, make water temperature reach the output requirement.
Air-conditioning heating operation process: except living with the hot water part, solar energy collector infeeds heat through thermal-arrest circulating pump and circulation line 21 daytime in the heat exchange type heating water tank, under the preferential mode of operation of air-conditioning heating through heat supply circulating pump and circulation line to the air-conditioning heating device heat supply, described air-conditioning heating device can be a flooring radiation heat transfer type heating installation, or convector comprises radiator etc., air-conditioning heating preferentially down, it sets domestic hot-water's temperature that the hot-water supply temperature should be lower than heat storage water tank, and the heat supply of air-conditioning heating device is a service intermittent.
When the temperature in the heat exchange type heating water tank is lower than air-conditioning heating device heat supply design temperature, start instant heating by system controller control auxiliary oven; In addition, also can be by after carrying out the electrical heating accumulation of heat by metal solid formula peak valley electricity accumulation of heat electric heat water tank, carry out heat supply or valves such as control K1, K2 through the accumulation of heat circulation line of its belt switch control valve together with the heat exchange type heating water tank and directly be communicated with air-conditioning heating device and carry out heat supply.
When the temperature in the heat exchange type heating water tank is higher than air-conditioning heating device heat supply design temperature, when reaching the setting temperature difference of carrying to heat storage water tank along with the temperature rising, heat exchange circulating pump and circulation line enter work, to the heat storage water tank transfer heat, adopt air-conditioning heating preferentially down, except the temperature of heat exchange type heating water tank to the air-conditioning heating device hot-water supply is arranged on the inflow temperature that is higher than the heat storage water tank setting, also both can be made as unanimity; When air conditioner refrigerating auxiliary heat supplying quantity not sufficient,, so just satisfied the job requirement of air-conditioning heating priority task pattern by the heat storage water tank complementary heating.
In addition, when entering the refrigeration work pattern beyond winter, changeable air-conditioning heating device inserts the air-conditioning temperature-reducing device of hot-water type refrigeration plant and outlet terminal thereof etc.The hot-water type refrigeration plant is hot water lithium bromide absorbing refrigeration machine or solar airconditioning heat pump, as adopting the hot water lithium bromide absorbing refrigeration machine then to have cooling tower, cooling water tank, coolant circulation pump and circulation line, the hot water lithium bromide absorbing refrigeration machine can be single-stage lithium-bromide absorption-type refrigerating machine or multistage lithium-bromide absorption-type refrigerating machine.The outlet terminal of hot-water type refrigeration plant is made up of cold-storage tank, kind of refrigeration cycle pump and circulation line, air-conditioning temperature-reducing device etc., the air-conditioning temperature-reducing device comprises air conditioner, cooling blower coil pipe, blower fan convector etc., in addition, also have room thermostat or thermostatic valve and cold-storage water tank, the cold-storage water tank is built-in with phase change cold accumulating agent; And, also have hydraulic equilibrium preset valve and be used to carry out hydraulic equilibrium; Have back-water valve (BWV), compensator etc. in kind of refrigeration cycle pump and the circulation line, in addition, also have the water temperature adjustment control and be used to carry out the temperature balance.
With the hot water lithium bromide absorbing refrigeration machine is example: the chilled water of its circulation output infeeds the refrigerating circulation of air-conditioning temperature-reducing device, and the cooling end of getting back to the hot water lithium bromide absorbing refrigeration machine through cold-storage tank, kind of refrigeration cycle pump and circulation line circulates; When hot water temperature after the solar-heating consumption is not enough, can discharge the heat of wherein accumulation of heat by metal solid formula peak valley electricity accumulation of heat electric heat water tank, when temperature after the heat exhaustion of accumulation of heat is not enough, optionally connected leading to the startup auxiliary oven carried out supplementary heating to circulating hot water, forms the solar water of the auxiliary heating of employing combustion gas of the present invention or fuel oil and being connected of air-conditioning refrigeration system.
The solar water of the auxiliary heating of employing combustion gas of the present invention or fuel oil and two of air conditioner heating system embodiment are by forming by the accumulation of heat circulation line 9 of solar thermal collector shown in Figure 31, thermal-arrest circulating pump and circulation line 2, heat supply circulating pump and circulation line 3, auxiliary oven 4, heat-exchanging type water heater water tank 5, heat exchange circulating pump and circulation line 6, air-conditioning heating device 7, hot-water type refrigeration plant 8, the electric accumulation of heat electric heat water tank of metal solid formula peak valley and belt switch control valve, peak valley electric auxiliary heating device 10, control module 11 etc.
Heat-exchanging type water heater water tank 5 is the combined type water tanks that comprise heat exchange type heating water tank 511 and heat storage water tank 512, heat exchange type heating water tank and heat storage water tank can the split settings, be installed in the roof as the former and put layer, the latter installs in indoor console mode, have the peak valley electric auxiliary heating device 10 through control module 11 controls in the heat exchange type heating water tank 511, control module is connected with all electricity piece electric control.Be connected with a heat exchange circulating pump between the pipeline of heat exchange type heating water tank and heat storage water tank 512.Air-conditioning heating device 7 links to each other with the heat exchange type heating water tank through auxiliary heat cycles loop, heat supply circulating pump and the circulation line 3 of charged control triple valve K4, combustion gas or fuel oil or combustion gas/fuel oil combined type auxiliary oven 4, inflatable forms a heat supply closed circuit through the heat supply cycling use of water of processing such as deionization in the loop.
By shown in Figure 3: auxiliary oven 5 has a water inlet interface and a water outlet interface, but also can adopt two to advance two auxiliary ovens that go out or advance more to have more interface, become the auxiliary oven that is equivalent to the one-in-and-one-out mouth of pipe after the mouth of pipe connects and substitute use through merging respectively.Air-conditioning heating device 7 is except adopting the underground heat radiant heating plant, can also adopt the warm-air drier of radiator or hot-water type and have flow control valve etc. with the control heating temperature, c, d two mark junctions can be inserted by the road and devices such as the hot-water type refrigeration plant 8 of downlink connection and air-conditioning temperature-reducing thereof in its loop.
Solar energy collector is the three-dimensional solar energy collector.Heat exchange type heating water tank 511 is press-bearing water tanks of controls such as enclosed, band water level, in the heat exchanger of styles such as helix tube type or fin-tube type is arranged, heat storage water tank 512 is the press-bearing water tank of enclosed, also can adopt the water tank of open type and assist the delivering hot water with addition of the pressurized hot water pump.
As shown in Figure 3: solar energy collector is connected through two recirculated water turnover mouths of pipe of the heat exchange type heating water tank 511 that thermal-arrest circulating pump and circulation line and split are provided with, and forms the thermal-arrest closed circuit thus.
Automatically controlled triple valve K4 has two gating outlets, be connected to form the auxiliary heat cycles loop of heating air conditioning with K1, auxiliary oven, tie point e place pipeline respectively, the tie point a of two marks, b place can insert the accumulation of heat circulation line 9 of belt switch control valve in heat supply circulating pump and circulation line 3, the accumulation of heat closed circuit that formation and auxiliary oven and air-conditioning heating device loop are connected in parallel, the supplementary energy that the heat-retaining capacity of metal solid formula peak valley electricity accumulation of heat electric heat water tank can be used as beyond system's solar energy and the peak valley electricity heat-retaining capacity replenishes.
Hot water supply running: solar energy collector 1 tilting installation, add the domestic water in the heat exchange type heating water tank after the solar radiation, by heat exchange type heating water tank and heat exchange circulating pump and circulation line 6, the water incense usefulness on heating heat storage water tank top makes the output domestic hot-water supply reach steady quality; The peak valley electricity period at night is then carried out heat supply by the peak valley electric auxiliary heating device 10 that is installed in the heat exchange type heating water tank through control module 11 controls, when the hot water of exporting in the heat storage water tank is lower than design temperature, start heating by system control unit control auxiliary oven, water in the heat exchange type heating water tank is heated up, reach the requirement of output hot water again by the water temperature in heat exchange circulating pump and the circulation line heating heat storage water tank.
Air-conditioning heating operation process: except domestic hot-water's part, solar energy collector infeeds heat through thermal-arrest circulating pump and circulation line 21 daytime in the heat exchange type heating water tank, heat exchanger under the preferential mode of operation of air-conditioning heating in the heat exchange type heating water tank, automatically controlled triple valve K4 and heat supply circulating pump and circulation line are to the air-conditioning heating device direct heating, when the hot water temperature that air-conditioning heating is set was lower than domestic hot-water's temperature, the heat supply of air-conditioning heating device was a service intermittent.When the temperature in the heat exchange type heating water tank is lower than air-conditioning heating device heat supply design temperature and need carries out air-conditioning heating, start instant heating by system control unit control auxiliary oven and replenish.
When the temperature in the heat exchange type heating water tank is higher than air-conditioning heating device heat supply design temperature, when reaching the setting temperature difference of carrying to heat storage water tank along with the temperature rising, heat exchange circulating pump and circulation line enter work, to the heat storage water tank transfer heat, so just satisfied the job requirement of heating priority task pattern.
In addition, when entering the refrigeration work pattern beyond winter, changeable air-conditioning heating device inserts the air-conditioning temperature-reducing device of hot-water type refrigeration plant and outlet terminal thereof etc., at this moment, be adjusted to consistent with the heat exchange type heating water tank temperature that is provided with of heat storage water tank, promptly claim the heat supply that becomes air conditioner heating system to replenish, the heat exchange type heating water tank is the enclosed water tank, heat storage water tank can adopt enclosed or open type, and all the other air-conditioning heating devices comprise hot-water type refrigeration plant 8, the setting of the accumulation of heat circulation line 9 of metal solid formula peak valley electricity accumulation of heat electric heat water tank and belt switch control valve is identical with one of embodiment.
Although do not provide complementary device and the pipeline and whole air-conditioning heating devices, heat sink of hot-water type refrigeration plant among above-mentioned two embodiment in the Figure of description, but still do not hinder the understanding that system has been comprised these devices and connection.
In the above-mentioned application, accumulation of heat refrigeration can adopt that facture adapts to the refrigerating operaton that the multi-user unit building has more economy in the segment set: as select jumbo hot water lithium bromide absorbing refrigeration machine for use, cooling tower, cooling water tank, coolant circulation pump and circulation line, the cold-storage tank, kind of refrigeration cycle pump and circulation line also focus on this part, simultaneously, behind the heat supply circulating pump of each minute household unit, add output hot water gauge table (metered flow and or temperature), and import at centralized processor and to add chilled water gauge table (metered flow with or temperature) in the kind of refrigeration cycle pump of each minute household unit and the circulation line, carry out control and management through adding central system controller, thus the each door type hot water supply that focuses on of part and the hybrid system of refrigeration.
The accumulation of heat refrigeration also can adopt the facture of each door type to adapt to the refrigerating operaton that the multi-user has more flexibility: as select small-sized hot-water type lithium-bromide absorption-type refrigerating machine or hot-water type solar airconditioning heat pump for use.When selecting the solar airconditioning heat pump for use because of adopting wind-cooling heat dissipating, can save cooling tower, cooling water tank, coolant circulation pump and the circulation line supporting with the hot water lithium bromide absorbing refrigeration machine, because wind-cooling heat dissipating power is less, more is applicable to small-sized each door type system.
Claims (10)
1. adopt the solar water and the air conditioner heating system of the auxiliary heating of combustion gas or fuel oil, comprise solar energy collector, the heat-exchanging type water heater water tank, auxiliary oven, air-conditioning heating device, it is characterized in that the heat-exchanging type water heater water tank is the combined type water tank that comprises a heat exchange type heating water tank and heat storage water tank, solar energy collector is connected with two recirculated water turnover mouths of pipe of heat exchange type heating water tank with circulation line through the thermal-arrest circulating pump, heat exchange type heating water tank and heat storage water tank one or split setting, be connected with a heat exchange circulating pump between heat exchange type heating water tank and heat storage water tank pipeline, air-conditioning heating device is through the heat supply circulating pump, auxiliary oven links to each other with heat exchange type heating water tank pipeline, system is according to the operating temperature of air-conditioning heating mode of priority control heat exchange type heating water tank and heat storage water tank, the heat exchange type heating water tank is lower than the inflow temperature that heat storage water tank is set to the temperature of air-conditioning heating device hot-water supply when being heating, and the heat exchange type heating water tank is greater than or equal to the inflow temperature that heat storage water tank is set to the temperature of air-conditioning heating device hot-water supply during refrigeration.
2. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 1 or fuel oil, it is characterized in that being connected with described auxiliary oven on the hot water output heat supplying pipeline of described heat storage water tank, described auxiliary oven is gas furnace or oil burner or combustion gas/fuel oil combined heating stove.
3. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 1 and 2 or fuel oil, it is characterized in that described auxiliary oven is that one-in-and-one-out or two advances two auxiliary ovens that go out or advance more to have more interface, described auxiliary oven is gas furnace or oil burner or combustion gas/fuel oil combined heating stove.
4. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 3 or fuel oil is characterized in that described one-in-and-one-out or two advances two and goes out or advance more to have more between the auxiliary oven of interface respectively through bifurcated or merge the mouth of pipe to connect the back and exchange alternative.
5. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 1 or fuel oil is characterized in that described solar energy collector is the perpendicular three-dimensional solar photo-thermal energy collector or the three-dimensional solar photo-thermal photoelectricity mixing energy collector of installation put of facade.
6. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 1 or fuel oil is characterized in that having the peak valley electric auxiliary heating device in the described heat exchange type heating water tank.
7. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 1 or fuel oil is characterized in that described air-conditioning heating device is partly with hot-water type refrigeration plant and the air-conditioning temperature-reducing device thereof that is connected in parallel by the road.
8. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 7 or fuel oil is characterized in that described hot-water type refrigeration plant is hot water lithium bromide absorbing refrigeration machine or solar airconditioning heat pump.
9. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 1 or fuel oil, the two ends after it is characterized in that described heat supply circulating pump and the heat exchange type heating water tank being connected by the road have the metal solid formula peak valley electricity accumulation of heat electric heat water tank that is connected in parallel by the road.
10. the solar water and the air conditioner heating system of the auxiliary heating of employing combustion gas according to claim 7 or fuel oil is characterized in that having the cold-storage water tank in the described air-conditioning temperature-reducing device, and the cold-storage water tank is built-in with phase change cold accumulating agent.
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| CN2005100233869A CN1807995B (en) | 2005-01-17 | 2005-01-17 | Solar water-heating and air-conditioning heating system employing gas or oil to aid heating |
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| CN2005100233869A CN1807995B (en) | 2005-01-17 | 2005-01-17 | Solar water-heating and air-conditioning heating system employing gas or oil to aid heating |
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| CN1807995A CN1807995A (en) | 2006-07-26 |
| CN1807995B true CN1807995B (en) | 2010-10-27 |
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| CN2005100233869A Expired - Fee Related CN1807995B (en) | 2005-01-17 | 2005-01-17 | Solar water-heating and air-conditioning heating system employing gas or oil to aid heating |
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Cited By (1)
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| RU2780439C1 (en) * | 2022-02-22 | 2022-09-23 | федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") | Solar heating and hot water system |
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| CN1807995A (en) | 2006-07-26 |
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