CN103822402A - System for refrigerating, heating and hot water supplying - Google Patents
System for refrigerating, heating and hot water supplying Download PDFInfo
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- CN103822402A CN103822402A CN201410063160.0A CN201410063160A CN103822402A CN 103822402 A CN103822402 A CN 103822402A CN 201410063160 A CN201410063160 A CN 201410063160A CN 103822402 A CN103822402 A CN 103822402A
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Abstract
The invention provides a system for refrigerating, heating and hot water supplying. The system comprises a refrigeration sub system, a heating sub system, a hot water supplying sub system and a heat source sub system. The heat source sub system comprises separated type heat pipes, a solar thermal collector, an auxiliary heat source device and a hot water tank. The separated type heat pipes comprise a first heat pipe evaporation end located in the solar thermal collector, a second heat pipe evaporation end located in the auxiliary heat source device, a first heat pipe condense end located in the refrigeration sub system, a second heat pipe condense end located in the hot water tank, and a heat insulated pipe component. The heat insulated pipe component comprises a plurality of heat insulated pipes, and is used for connecting the first heat pipe evaporation end, the second heat pipe evaporation end, the first heat pipe condense end and the second heat pipe condense end. The operation efficiency of the system can be substantially improved.
Description
Technical field
The present invention relates to a kind of refrigeration and heating hot-water supply system, relate in particular to separate heat pipe, cold-storage and Lithium Bromide-water Absorption.
Background technology
According to statistics, the average power consumption of national air-conditioning system accounts for 25% of total electricity consumption, and wherein the ground such as Shanghai, Beijing can reach 40%; China's generating is mainly from thermal power generation, and coal burning can produce a large amount of toxic and harmfuls such as nitric oxide, sulfur dioxide; In addition, due to the use of freon refrigerant, depletion of the ozone layer is serious, and the health of the mankind and its biology is subject to serious threat.Global energy crisis and environmental pollution, impel the development of renewable energy utilization technology and low power consumption, environmental-protection refrigeration technology, and solar absorption refrigeration system, because its coefficient of performance is high, pollution-free, is developed preferably and studies.
For existing solar absorption refrigeration system, because all adopt hot-water type, can only utilize the sensible heat of water, with respect to steam type refrigeration system, the heat exchange efficiency of its thermal source and generator is low, heat-transfer surface non-uniform temperature, heat transfer temperature difference is large, heat transfer loss is large, and efficiency is not high, and the huge heat energy containing in cooling water in addition is not also effectively recycled.
In existing patented technology, the patent No. is 01218439.X, name is called the patent of " solar pump-free type hot and cold water unit ", announce a kind of solar pump-free type hot and cold water unit, integrate living-hygienic hot water is provided heating, refrigeration and the whole year, when this system is moved under unstable thermal source, the amount of liquid that airlift pump promotes is unsecured, and systematic function is unstable; In addition, in this system hot water storage tank, water thermal storage density is little, and storage volume is large, and temperature is higher, large with the temperature difference of environment, and system leakage heat loss is large; And this system belongs to hot-water type, can utilize and have a narrow range of temperature, heat exchange efficiency is low.
In existing patented technology, the patent No. is 200910102262.8, name is called the patent of " a kind of solar airconditioning ", disclose a kind of solar air-conditioner system, this system is made up of heat pipe collector, refrigeration system with lithium bromide absorption, heat storage water tank, storage cold water storage cistern, circulating pump, cooling tower, air-cooled coil pipe and auxiliary fuel boiler etc.This service system stable performance, but same this system belongs to hot-water type, can utilize and have a narrow range of temperature, and heat exchange efficiency is low, and the huge heat energy of containing in cooling water is not effectively recycled.
Summary of the invention
The present invention carries out in order to address the above problem, and object is to propose a kind of cooling heating water system of efficient operation.
The present invention to achieve these goals, has adopted following structure.
The invention provides a kind of cooling heating water system, comprise: cooling subsystem, heating subsystem, supplying hot water subsystem, and provide the thermal source subsystem of heat energy for cooling subsystem, heating subsystem and supplying hot water subsystem, it is characterized in that: wherein, thermal source subsystem has: separate heat pipe, solar thermal collector, auxiliary thermal source device and boiler, separate heat pipe comprises: the first heat pipe evaporation ends, be positioned at solar thermal collector inside, by solar energy, the first liquid medium of inside be evaporated to the first gaseous medium;
The second heat pipe evaporation ends, is positioned at auxiliary thermal source device inside, by auxiliary thermal source, the second liquid medium of inside is evaporated to the second gaseous medium; The first condensation end of heat pipe, is positioned at the generator of cooling subsystem, for the cold-producing medium weak solution in heating generator; The second condensation end of heat pipe, is positioned at boiler, the heat-exchanging water of receiving for heat hot water tank content; Heat-insulated pipe assembly, comprises the heat pipes that thoroughly do away with, for connecting the first heat pipe evaporation ends, the second heat pipe evaporation ends, the first condensation end of heat pipe and the second condensation end of heat pipe more.
In cooling heating water system provided by the invention, can also there is such feature: wherein, cooling subsystem has refrigeration machine portion, cooling water circulation portion and chilled water circulation portions, refrigeration machine portion comprises the generator, pumping installations, condenser, throttling arrangement, evaporimeter and the absorber that connect in turn, the solution heat exchanger being connected with absorber, pumping installations and generator respectively; Cooling water circulation portion comprises the radiator, absorber, condenser, water pump and the boiler that connect successively; Chilled water circulation portions comprises the evaporimeter, water pump and the fan coil that connect successively.
In cooling heating water system provided by the invention, can also there is such feature: wherein, heating subsystem has the boiler, water pump and the fan coil that connect successively.
In cooling heating water system provided by the invention, can also there is such feature: wherein, the hot water pipeline that supplying hot water subsystem has the normal-temperature water pipeline being connected with boiler, the auxiliary thermal source device being connected with boiler and is connected with auxiliary thermal source device.
In cooling heating water system provided by the invention, can also there is such feature: wherein, thermal source subsystem also has inner filling the gas collecting apparatus of a certain amount of incoagulable gas, and gas collecting apparatus and the first condensation end of heat pipe are connected, for regulating the pressure of thermal source subsystem.
In cooling heating water system provided by the invention, can also there is such feature: wherein, cooling subsystem also comprises: the cold-storage device being connected with evaporimeter, for storing the too much cold of cooling subsystem.
In cooling heating water system provided by the invention, can also there is such feature: wherein, cold-storage device is to utilize the phase transformation of material to carry out the phase change material cool storage device of cold-storage.
In cooling heating water system provided by the invention, can also there is such feature: wherein, pumping installations comprises: the airlift pump being connected with generator and the gas-liquid separator being connected with airlift pump.
In cooling heating water system provided by the invention, can also there is such feature: wherein, radiator is the fan-cooled radiator of utilizing the moving surrounding air of fan belt to carry out forced-convection heat transfer.
Effect and effect
According to cooling heating water system of the present invention, because employing separate heat pipe, and the first heat pipe evaporation ends of separate heat pipe is arranged in solar thermal collector, the second heat pipe evaporation ends of separate heat pipe is arranged in auxiliary thermal source device, the first condensation end of heat pipe of separate heat pipe is arranged in generator, the second condensation end of heat pipe of separate heat pipe is arranged in boiler, utilize the phase transition process of heat transfer medium to carry out heat exchange, and latent heat of phase change is large, heat-transfer surface temperature is even, heat transfer coefficient is high, so operational efficiency of the present invention is high, and efficient energy-saving more.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of refrigeration and heating hot-water supply system in the embodiment of the present invention;
Fig. 2 is the structural representation of thermal source subsystem in the embodiment of the present invention;
Fig. 3 is the structural representation of cooling subsystem in the embodiment of the present invention;
Fig. 4 is the structural representation of subsystem of heating in the embodiment of the present invention;
Fig. 5 is the structural representation of supplying hot water subsystem in the embodiment of the present invention; And
Fig. 6 is the structural representation of thermal-collecting tube in the embodiment of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the refrigeration and heating hot-water supply system the present invention relates to is described in detail.
< embodiment >
Fig. 1 is the overall structure schematic diagram of solar energy cooling heating domestic hot-water supply system in the invention process case.
As shown in Figure 1, cooling heating water system 100 is used to indoor cooling, indoor heating and supply domestic hot-water, and it comprises: thermal source subsystem 10, cooling subsystem 20, heating subsystem 30 and supplying hot water subsystem 40.
Fig. 2 is the structural representation of thermal source subsystem in the embodiment of the present invention.
As shown in Figure 2, thermal source subsystem 10 comprises: solar thermal collector 11, gas-firing obtain the auxiliary thermal source device 12, boiler 14 of heat energy, for regulating the gas collecting apparatus 17 of temperature, pressure to thermal source subsystem, for to thermal source subsystem, 10 circulations provide water pump 19 and the separate heat pipe of power.
Separate heat pipe comprises: the first heat pipe evaporation ends, is positioned at the inner (not shown) of solar thermal collector 11; The second heat pipe evaporation ends 121, is positioned at auxiliary thermal source device 12 inside; The first condensation end of heat pipe 131, is positioned at generator 13 inside of cooling subsystem 20; The second condensation end of heat pipe 141, is positioned at boiler 14; And heat-insulated pipe assembly.
Heat-insulated pipe assembly comprises: triple valve 15, triple valve 16, triple valve 18 and the heat-insulated pipe for connection function.
Gas collecting apparatus 17 is communicated with away from the top at steam inlet place with the first condensation end of heat pipe 131.
The import of water pump 19 is connected with the first port 18a of triple valve 18, and outlet is connected with the import of the first heat pipe evaporation ends.
Aqueous water in the first heat pipe evaporation ends 131 of separate heat pipe is water vapour by solar thermal collector 11 heating evaporations, aqueous water in the second heat pipe evaporation ends 121 is water vapour by auxiliary thermal source device 12 heating evaporations, steam enters the first condensation end of heat pipe 131 or the second condensation end of heat pipe 141 condensation heat supplies by heat-insulated pipe assembly, utilize the phase transition process of steam to carry out heat exchange, and latent heat of phase change is large, heat-transfer surface temperature is even, heat transfer coefficient is high, pump capacity is little compared with supplying hot water simultaneously, save pump merit, so operational efficiency of the present invention is high, more efficient energy-saving.
Fig. 3 is the structural representation of cooling subsystem in the embodiment of the present invention.
As shown in Figure 3, cooling subsystem comprises: lithium-bromide absorption-type refrigerating machine portion, cooling water circulation portion and chilled water circulation portions.
Lithium-bromide absorption-type refrigerating machine portion comprises: generator 13, airlift pump 51, the gas-liquid separator 52 for bromize lithium concentrated solution is separated with water as refrigerant steam, condenser 53, throttling arrangement 54, evaporimeter 55, absorber 56, solution heat exchanger 57.
The import of airlift pump 51 is connected with the outlet 13b of generator 13.
The import of gas-liquid separator 52 is connected with the outlet of airlift pump 51.
The refrigerant vapour import of condenser 53 is connected with the outlet of the refrigerant vapour of gas-liquid separator 52.
The import of throttling arrangement 54 is connected with the water as refrigerant outlet of condenser 53.
The outlet with throttling arrangement 54 of evaporimeter 55 is connected.
The cryogen import of absorber 56 is connected with the outlet of the cryogen of evaporimeter 55.
Bromize lithium dilute solution import, bromize lithium dilute solution outlet, bromize lithium concentrated solution import and the bromize lithium concentrated solution outlet of solution heat exchanger 57 is connected with the bromize lithium dilute solution outlet of absorber 56, the bromize lithium dilute solution import 13a of generator 13, the concentrated solution outlet of gas-liquid separator 53 and the concentrated solution import of absorber 56 respectively.
Airlift pump 51 adopts above-mentioned connected mode, solution relies on the density contrast of solution and gravitational difference that power is provided in flow process, compared with the refrigeration system with lithium bromide absorption that provides power with traditional dependence solution pump, the energy-saving benefit of lithium bromide absorbing type refrigeration subsystem 50 is good, operation is more quiet.
Chilled water circulation portions comprises: evaporimeter 55, water pump 59, fan coil 63; Wherein, chilled water circulation portions also comprises cold-storage device 61, and in the time carrying out cold-storage, chilled water passes through evaporimeter 55, water pump 59, cold-storage device 61 successively along flow direction; In the time carrying out cooling with cold-storage device 61, chilled water passes through cold-storage device 61, fan coil 63, water pump 59 successively along flow direction.Wherein, cold-storage device 61 is for to utilize the phase transformation of material to carry out the phase change material cool storage device of cold-storage.
The 3rd port 58c of triple valve 58 is connected with the outlet of the chilled water of evaporimeter 55.
The second port 58b of the import of water pump 59 and triple valve 58 be connected.
The 3rd port 60c of triple valve 60 is connected with the outlet of water pump 59.
The import of cold-storage device 61 and triple valve 60 second port 60b be connected.
The first port 62a of cross valve 62 and the first port 60a of triple valve 60 be connected, the 4th port 62d that is connected is connected with the outlet of cold-storage device 61.
The second port 62b of the import of fan coil 63 and cross valve 62 be connected.
The 3rd port 64c of triple valve 64 is connected with the outlet of fan coil 63.
The first port 65a of triple valve 65 and the second port 64b of triple valve 64 be connected, the 3rd port 65c is connected with the 3rd port 62c of cross valve 62, the second port 65b is connected with the chilled water import of evaporimeter 55.
Cooling water circulation portion comprises: be followed successively by along flow of cooling water direction: radiator 66, absorber 56, condenser 53, water pump 67, water tank 14 and between pipeline, wherein, cooling water flow can carry out preheating to the initial normal-temperature water of the domestic water of the water tank of flowing through simultaneously in the time of water tank 14; The fan-cooled radiator of radiator 66 for utilizing the moving surrounding air of fan belt to carry out forced-convection heat transfer.
Fig. 4 is the structural representation of subsystem of heating in the embodiment of the present invention.
As shown in Figure 4, heating subsystem 30, along hot water flow direction successively process, boiler 14, water pump 59, fan coil 63.
The heating water outlet 14c of boiler 14 is connected with the first port 58a of triple valve 58.
The heating water import 14d of boiler 14 is connected with the first port 64a of triple valve 64.
Hot water in boiler 14 enters fan coil 63 as heating water under the effect of water pump 59, thereby this heating water carries out heat exchange and reach the effect of indoor heating in fan coil 63 with room air.
Fig. 5 is the structural representation of supplying hot water subsystem in the embodiment of the present invention.
As shown in Figure 5, domestic hot-water supply subsystem 40 comprises: the first heat exchanger tube 142, the second heat exchanger tube 122, for inputting pipeline 42 and the hot water pipeline 43 for delivery of domestic hot-water after normal-temperature water pipeline 41, preheating.
The first heat exchanger tube 142 is positioned at boiler 14, the second heat exchanger tubes 122 and is positioned at auxiliary thermal source device 12.
Normal-temperature water pipeline 41 is connected with the import of the first heat exchanger tube 142.
After preheating, pipeline 42 connects the outlet of the first heat exchanger tube 142 and the import of the second heat exchanger tube 122.
Domestic hot-water's pipeline 43 connects the outlet of the second heat exchanger tube 122.
Normal-temperature water pipeline 41 is inputted the first heat exchanger tube 142 by the hot water in boiler 14 or cooling water preheating by normal-temperature water, enter afterwards the second heat exchanger tube 122, as required by the further heat regulation of auxiliary thermal source device 12 to needed temperature or do not heat, transferred out by pipeline 43.
Below in conjunction with Fig. 1 to Fig. 5, the various operation principles of solar energy cooling heating domestic hot-water supply system 100 in the present embodiment are further described.
Freezing season, close the second port one 6b, the first port 58a of triple valve 58 and the first port 64a of triple valve 64 of triple valve 16, open the first port 60a and the 3rd port 60c of the second port 58b of the 3rd port one 6c mouth of triple valve 16 and the first port 16a, triple valve 58 and the 3rd port 58c, triple valve 60.
In the time that solar energy is sufficient, close the second port one 5b of triple valve 15, the second port one 8b of triple valve 18, open the first port 18a and the 3rd port one 8c of the first port 15a of triple valve 15 and the 3rd port one 5c, triple valve 18.
In the first heat pipe evaporation ends of separate heat pipe, water is added thermogenetic water vapour by hot pipe type solar heat collector 11 and enters the first condensation end of heat pipe 131 through triple valve 15, triple valve 16 successively, fraction water vapour enters gas collecting apparatus 17, water vapour phase transformation at the first condensation end of heat pipe 131 is condensed into aqueous water, its heat passes to bromize lithium dilute solution in generator 13, water vapor condensate enters the first heat pipe evaporation ends through triple valve 18, water pump 19 successively, completes circulation.
In the time that solar energy is sufficient and mistake is strong, the amount that is entered gas collecting apparatus 17 by the water vapour of the first condensation end of heat pipe 131 increases, and the pressure increase of thermal source subsystem 10 is less, and system temperature changes less; In the time that solar energy is slightly weak, the amount that is entered gas collecting apparatus 17 by the water vapour of the first condensation end of heat pipe 131 reduces, and the pressure of heat source system reduces less, and system temperature changes less.
In the time that solar energy is not enough and need to freeze, close the first port 15a of triple valve 15, the first port 18a of triple valve 18, open the second port one 5b of triple valve 15, the second port one 8b of triple valve 18, open auxiliary thermal source device 12, heat the second heat pipe evaporation ends 121, in it, aqueous water is inhaled thermogenetic water vapour successively through triple valve 15, triple valve 16 enters the first condensation end of heat pipe 131, water vapour phase transformation condensation in it, transfer heat to bromize lithium dilute solution in generator 13, water vapor condensate relies on gravity reflux to the second heat pipe evaporation ends 121 bottoms, reheat into water vapour, complete circulation.
While opening auxiliary thermal source device 12, regulate its intensity, make do not enter gas collecting apparatus 17 but be full of the first condensation end of heat pipe 131 tops at the water vapour of the first condensation end of heat pipe 131.
Freezing season, in the time that lithium bromide absorbing type refrigeration subsystem 50 moves, the cooling water that absorber 56 and condenser 53 series connection are flowed out is introduced into boiler 14 through water pump, then the wind radiator 21 of flowing through, and finally enters absorber 56 and completes circulation.
Freezing season, when needs cooling and solar energy are sufficient or need cooling while opening auxiliary thermal source device 12 but solar energy deficiency and cold-storage device 61 do not have enough colds, close the second port 60b of triple valve 60, the 3rd port 65c of triple valve 65, open the second port 64b and the 3rd port 64c of triple valve 64, the first port 65a of triple valve 65 and the second port 65b, chilled water in evaporimeter 55 is successively by triple valve 58, water pump 59, triple valve 60, cross valve 62, fan coil 63, triple valve 64, triple valve 65, finally be back to evaporimeter 55, complete cooling circulation, chilled water is at fan coil 63 released cold quantities,
When needs cooling but solar energy deficiency and cold-storage device 61 while having enough colds, close the 3rd port 65c of triple valve 60 first port 60a, triple valve 65, open the second port 60b of triple valve 60, cold in cold-storage device 61 passes to chilled water, and chilled water is successively by cross valve 62, fan coil 63, triple valve 64, triple valve 65, evaporimeter 55, triple valve 58, water pump 59, triple valve 60 and cold-storage device 61.
When not needing cooling but solar energy when sufficient, running refrigerating system, chilled water in evaporimeter 55 is successively by triple valve 58, water pump 59, triple valve 60, cold-storage device 61, cross valve 62, triple valve 65, finally be back to evaporimeter 55, complete charge cycle, cold is stored in cold-storage device 61.
Freezing season, in the time that needs domestic hot-water and lithium bromide absorbing type refrigeration subsystem 50 move, normal-temperature water in normal-temperature water pipeline 41 is introduced into the first heat exchanger tube 142 by the High-temperature cooling water preheat in boiler 14, then is adjusted to temperature requiredly through auxiliary thermal source device 12, is discharged by pipeline 43.
As needs domestic hot-water but lithium bromide absorbing type refrigeration subsystem 50 while not moving, normal-temperature water in normal-temperature water pipeline 41 is introduced into the first heat exchanger tube 142, preheating normal-temperature water when if the cooling water storing in boiler 14 has remaining higher heat energy, then be adjusted to temperature required through auxiliary thermal source device 12; If the remaining heat energy of cooling water storing in boiler 14 is less or while not having, normal-temperature water not preheating in boiler 14, directly by auxiliary thermal source device 12 heat regulation to temperature required.
At heating season, close the 3rd port 58c, the second port 60b of triple valve 60, the 3rd port 65c of triple valve 65, the second port 64b mouth of triple valve 64 of the 3rd port one 6c, the triple valve 58 of triple valve 16, open the first port 64a and the 3rd port 64c of the first port 60a of the first port 58a of the 3rd port one 8c, triple valve 58 of the 3rd port one 5c, the triple valve 18 of the second port one 6b, the triple valve 15 of triple valve 16 and the second port 58b, triple valve 60 and the 3rd port 60c, triple valve 64.
In the time that solar energy is sufficient, close the second port one 5b of triple valve 15, the second port one 8b of triple valve 18, open the first port 15a of triple valve 15, triple valve 18 first port 18a, aqueous water in many thermals source separate heat pipe the first heat pipe evaporation ends is added thermogenetic water vapour successively through triple valve 15 by solar thermal collector 11, triple valve 16 enters the second condensation end of heat pipe 141, the aqueous water that water vapour phase transformation condensation forms by the bottom of the second condensation end of heat pipe 141 successively through triple valve 18, water pump 19 enters the first heat pipe evaporation ends and completes circulation, water vapour phase transformation condensation heat at the second condensation end of heat pipe 141 is passed in boiler 14.
When the hot water temperature in solar energy deficiency and boiler 14 is lower than when the heat request, close the first port 15a of triple valve 15, the first port 18a of triple valve 18, open the second port one 5b of triple valve, the second port one 8b of triple valve 18, open auxiliary thermal source device 12, liquid water in the second heat pipe evaporation ends 121 is inhaled liquid condensed water that thermogenetic water vapour enters the second condensation end of heat pipe 141, the second condensation end of heat pipes 141 through triple valve 15, triple valve 16 successively and is relied on gravity reflux to reheat into water vapour to the second heat pipe evaporation ends 121 to complete circulation; The water vapour phase transformation condensation heat of the second condensation end of heat pipe 141 is passed to boiler 14; In the time that the hot water temperature in boiler 14 reaches heating temperature, hot water passes through triple valve F4, water pump P 3, triple valve F5, cross valve F8, fan coil 15, triple valve F7 successively, finally be back to boiler 16 and complete for thermal cycle, heat enters Heating Room at fan coil 15.
At heating season, while needing domestic hot-water, normal-temperature water in pipeline 41 is introduced into the first heat exchanger tube 142 by the hot water preheating in boiler 14, enter again the second heat exchanger tube 122, supplying hot water subsystem 40 as required hot water temperature's situation determines whether open auxiliary heat supplying energy device 12, is finally drawn by hot water pipeline 43.
At transition season, lithium bromide absorbing type refrigeration subsystem 50 does not move, and heating subsystem 30 does not also move, as long as solar energy abundance is just carried out thermal-arrest.In the time of needs hot water, if the water flowing out from the first heat exchanger tube 142 has reached demand temperature, by not opening auxiliary thermal source device 12, if do not reach demand temperature, open auxiliary thermal source device 12 heat regulation to temperature required, finally drawn by domestic hot-water's pipeline 43.
Fig. 6 is the i.e. internal structure schematic diagram of the single pipe of the first heat pipe evaporation ends of heat pipe type heat collector.
As shown in Figure 6, the first heat pipe evaporation ends 111 comprises: outer layer glass tube 1, the inner layer glass tube 2 in outer layer glass tube 1, the copper pipe 4 in inner layer glass tube 2, be clipped in absorber plate 3, aqueous water import 6 and steam outlet 7 between inner layer glass tube 2 and copper coin 4.
There is aqueous water the inside of the first heat pipe evaporation ends 111, and as shown in Figure 6, aqueous water liquid level 5 is lower than steam outlet 7.
The effect of embodiment and effect:
In the present embodiment, general vacuum tube solar heating element and many thermals source separate heat pipe carry out special Coupling, change general solar water type refrigeration system into steam type refrigeration system, because of steam phase transforming latent heat large, heat-transfer surface temperature is even, heat transfer coefficient is high, and efficient energy-saving more reduces the volume of heat exchanger.
In addition, adopt absorption refrigerator by lithium bromide, without solution pump, can reduce the probability that fault occurs, and can effectively reduce noise, reduced volume, minimizing power consumption, cost-saving, can be applicable to little cold field.
In addition, the latent heat of phase change that steam carries is large, and condensation liquefaction discharge is little, and the circulating power of water pump greatly reduces.When opening auxiliary thermal source, condensed water liquefaction water relies on gravity reflux to auxiliary thermal source, does not need heat-exchanger pump, saves pump merit.
In addition, the condensation end in system generator connects the air chamber that is filled with incoagulable gas, makes heat pipe become controlled heat pipe, has good thermostatic characteristics, the requirement of airlift pump to heat source temperature stability while having solved the variation of solar energy intensity.
In addition, when refrigeration, cooling water has higher heat energy, and the cooling water circulation mode of absorber and condenser adopts series connection, cooling water is directly filled with to boiler and carrys out preheating domestic hot-water, both taken full advantage of energy, reduced again the load of air-cooled radiator, thereby minimizing cost, reduces the waste of energy.
In addition, cold-storage device energy storage density is large, and volume is little, with having a narrow range of temperature of environment, energy loss is little, than hot water storage tank, its water thermal storage density is little, and storage volume is large, large with the temperature difference of environment, energy loss is large, therefore system adopts cold-storage and do not adopt conventional regenerative apparatus, cool storage medium can adopt phase-change material or cold-storage hydrate.
Claims (9)
1. a cooling heating water system, comprising: cooling subsystem, and heating subsystem, supplying hot water subsystem, and for described cooling subsystem, described heating subsystem and described supplying hot water subsystem provide the thermal source subsystem of heat energy, it is characterized in that:
Wherein, described thermal source subsystem has: separate heat pipe, solar thermal collector, auxiliary thermal source device and boiler,
Described separate heat pipe comprises:
The first heat pipe evaporation ends, is positioned at described solar thermal collector inside, by solar energy, the first liquid medium of inside is evaporated to the first gaseous medium;
The second heat pipe evaporation ends, is positioned at described auxiliary thermal source device inside, by auxiliary thermal source, the second liquid medium of inside is evaporated to the second gaseous medium;
The first condensation end of heat pipe, is positioned at the described generator for thermal sub-system, for heating the cold-producing medium weak solution in described generator;
The second condensation end of heat pipe, is positioned at described boiler, for heating the heat-exchanging water holding in described boiler;
Heat-insulated pipe assembly, comprises the heat pipes that thoroughly do away with, for connecting described the first heat pipe evaporation ends, described the second heat pipe evaporation ends, described the first condensation end of heat pipe and described the second condensation end of heat pipe more.
2. cooling heating water system according to claim 1, is characterized in that:
Wherein, described cooling subsystem has refrigeration machine portion, cooling water circulation portion and chilled water circulation portions,
Described refrigeration machine portion comprises the described generator, pumping installations, condenser, throttling arrangement, evaporimeter and the absorber that connect in turn, the solution heat exchanger being connected with described absorber, described pumping installations and described generator respectively;
Described cooling water circulation portion comprises the radiator, described absorber, described condenser, water pump and the described boiler that connect successively;
Described chilled water circulation portions comprises the described evaporimeter, described water pump and the fan coil that connect successively.
3. cooling heating water system according to claim 1, is characterized in that:
Wherein, described heating subsystem has the described boiler, described water pump and the described fan coil that connect successively.
4. cooling heating water system according to claim 1, is characterized in that:
Wherein, the hot water pipeline that described supplying hot water subsystem has the normal-temperature water pipeline being connected with described boiler, the auxiliary thermal source device being connected with described boiler and is connected with described auxiliary thermal source device.
5. cooling heating water system according to claim 1, is characterized in that:
Wherein, described thermal source subsystem also has inner filling the gas collecting apparatus of a certain amount of incoagulable gas, and described gas collecting apparatus and described the first condensation end of heat pipe are connected, for regulating the pressure of described thermal source subsystem.
6. cooling heating water system according to claim 1, is characterized in that:
Wherein, described cooling subsystem also has the cold-storage device being connected with described evaporimeter, for storing the too much cold of described cooling subsystem.
7. cooling heating water system according to claim 6, is characterized in that:
Wherein, described cold-storage device is to utilize the phase transformation of material to carry out the phase change material cool storage device of cold-storage.
8. cooling heating water system according to claim 2, is characterized in that:
Wherein, described pumping installations comprises: the airlift pump being connected with described generator and the gas-liquid separator being connected with described airlift pump.
9. cooling heating water system according to claim 2, is characterized in that:
Wherein, described radiator is the fan-cooled radiator of utilizing the moving surrounding air of fan belt to carry out forced-convection heat transfer.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105135741A (en) * | 2015-08-27 | 2015-12-09 | 海宁微动光能科技有限公司 | Modularized pump-free solar absorption type refrigerating machine |
| CN112432384A (en) * | 2020-11-27 | 2021-03-02 | 北京石油化工学院 | Energy-saving system based on power type heat pipe and absorption type solar refrigeration |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738001A (en) * | 2009-12-18 | 2010-06-16 | 同济大学 | Composite energy system of solar energy, ground source heat pump and chilled water storage |
| CN101806514A (en) * | 2010-03-10 | 2010-08-18 | 中国科学技术大学 | Composite solar photovoltaic hot-water cold supply and heating system for building |
| CN201903221U (en) * | 2010-12-29 | 2011-07-20 | 陈安祥 | Solar energy, heat pump and capillary network composite hot water heating and refrigerating device |
| KR101169706B1 (en) * | 2012-03-14 | 2012-07-30 | 주식회사 신우종합에너지 | Heat pump system for heating water |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135741A (en) * | 2015-08-27 | 2015-12-09 | 海宁微动光能科技有限公司 | Modularized pump-free solar absorption type refrigerating machine |
| CN112432384A (en) * | 2020-11-27 | 2021-03-02 | 北京石油化工学院 | Energy-saving system based on power type heat pipe and absorption type solar refrigeration |
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| CN103822402B (en) | 2015-12-02 |
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