CN1313784C - Solar energy composite energy system based on solid adsorption refrigerator - Google Patents

Solar energy composite energy system based on solid adsorption refrigerator Download PDF

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Publication number
CN1313784C
CN1313784C CNB2005100282174A CN200510028217A CN1313784C CN 1313784 C CN1313784 C CN 1313784C CN B2005100282174 A CNB2005100282174 A CN B2005100282174A CN 200510028217 A CN200510028217 A CN 200510028217A CN 1313784 C CN1313784 C CN 1313784C
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solar energy
solar
hot water
floor heating
circulating pump
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CN1719158A (en
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王如竹
翟晓强
代彦军
吴静怡
许煜雄
马强
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers

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Abstract

The present invention relates to a solar composite energy system based on a solid adsorption refrigerating machine in the field of energy saving, which comprises a solar energy heat collecting system, a solar energy hot water supplying system, a solar energy floor heating system, a solar energy air conditioning system, a solar energy natural ventilation strengthening system and a control system, wherein the solar energy heat collecting system, the solar energy hot water supplying system, the solar energy floor heating system, the solar energy air conditioning system and the solar energy natural ventilation strengthening system are connected together via pipelines and by using a heat accumulating water tank as medium; the control system uses an industrial computer as a core component and realizes the control to the solar energy heat collecting system, the solar energy hot water supplying system, the solar energy floor heating system, the solar energy air conditioning system and the solar energy natural ventilation strengthening system by using collecting signals of a temperature sensor. The present invention combines the functions of living hot water supply, floor heating, air conditioning and natural ventilation into integration, enhances the equipment utilization rate of a solar energy heat utilization system, enhances the solar energy utilization ratio of the system, can greatly promote the process of the integration of solar energy buildings and has great economic and social value.

Description

Solar energy composite energy system based on solid adsorption refrigerator
Technical field
What the present invention relates to is a kind of system of refrigeration technology field, particularly a kind of solar energy composite energy system based on solid adsorption refrigerator.
Background technology
Energy problem is the significant problem that human development faces, and the coordinated development of the energy and environment becomes trend.The ratio of China's building energy consumption from 1978 10%, rise to 27.45%, wherein the energy consumption of heating and air-conditioning account for the building total energy consumption 55%.Make full use of the clean energy resource of this green of solar energy under construction,, provide the resource assurance for improving China's capability of sustainable development simultaneously reducing building energy consumption, reduce environmental pollution, improving energy resource structure and have great importance.Strong when solar radiation, when temperature is high, what people more needed is air-conditioning temperature-reducing rather than hot water, this situation is particularly outstanding at China's southern area.Therefore, solar water heating system is expanded, developed the supply of thermal-arrest water, heating, air-conditioning and have great importance in the solar energy composite energy system of one.Solar water and floor heating technology are comparatively ripe, the solar airconditioning refrigeration does not break through in industrialization as yet, generally all adopt lithium-bromide absorption-type refrigerating machine, the heat source temperature that present hot-water type (single-stage) Absorption Refrigerator requires is more than 88~90 ℃, this to the requirement of solar thermal collector than higher.Can not integrate with well with the solar water heater that generally uses on the market.The effective time of at high temperature moving solar energy is very short, just can reach temperature requirement when having only solar radiation very strong in the middle of one day, and the thermal efficiency of solar thermal collector also can reduce simultaneously.In addition, system's investment cost height, and because the capacity limit of lithium-bromide absorption-type refrigerating machine (refrigerating capacity of the lithium-bromide absorption-type refrigerating machine of capacity minimum is also more than 70kW at present) itself, be not useful for the low capacity unit of family, solar air-conditioner system based on lithium-bromide absorption-type refrigerating machine is difficult to miniaturization (it is following that capacity is low to moderate 10kW), can't directly apply to the air conditioner refrigerating market of vast family.In a word, the non-versatility of cost height and solar thermal collector has influenced applying of solar absorption air-conditioning.
Through the literature search of prior art is found that the Chinese invention patent name is called: high-temperature heat-gathering absorption type air conditioning system in the solar energy, application number is: 01251735, this patent disclosure high-temperature heat-gathering absorption type air conditioning system in a kind of solar energy.Comprise high-temperature heat-gathering device and donkey boiler in the solar energy, the hot water in the heat storage water tank is used to drive the absorption refrigeration unit summer, and provide heating hot water for air-conditioner winter, four seasons supply domestic hot-water.This patent is primarily aimed in the absorption refrigeration unit, does not relate to the application of efficient adsorptive refrigeration technology in solar airconditioning, does not also comprise solar energy enhanced natural ventilating technology and solar energy floor heating technology in addition.
Summary of the invention
The present invention seeks to deficiency at existing Solar Energy Heat Utilization System, a kind of solar energy composite energy system based on solid adsorption refrigerator is proposed, make it solve above-mentioned deficiency, collection solar energy hot water supply, air-conditioning, floor heating, gravity-flow ventilation function are one, with respect to conventional Solar Energy Heat Utilization System, multiple functional, outstanding features such as solar energy utilization ratio is high, region wide adaptability that the present invention has meet the development trend of current Solar Energy Heat Utilization System and architecture-integral.
The present invention is achieved by the following technical solutions, the present invention includes: solar thermal collection system, solar energy hot water supply system, floor heating system with solar heat collector, solar air-conditioner system, solar energy enhanced natural ventilating system, control system, hot water circulating pump, branch water vat and the cylinder that catchments.Its connected mode is: solar thermal collection system and solar energy hot water supply system, floor heating system with solar heat collector, solar air-conditioner system, solar energy enhanced natural ventilating system are connected in parallel on the branch water vat by pipeline and catchment between the cylinder, and wherein hot water circulating pump is the global facility of solar energy hot water supply system, floor heating system with solar heat collector, solar air-conditioner system, solar energy enhanced natural ventilating system.
Solar thermal collection system comprises: solar thermal collector array, thermal-arrest circulating pump and hot water storage tank, the three links together by pipeline.With the thermal-arrest circulating pump is power, and the water of hot water storage tank bottom is sent into the solar thermal collector array, flow back into hot water storage tank top after the heating.In order to improve collecting efficiency, hot water storage tank can adopt the layering water tank.
Floor heating system with solar heat collector, solar air-conditioner system and solar energy enhanced natural ventilating system carry out seasonal switching controls by the valve on the pipeline, respectively in summer, winter, the operation of transition season.The solar energy hot water supply system whole year operation divides water vat to be connected with hot water storage tank by pipeline with the cylinder that catchments again.
Solar air-conditioner system comprises efficient adsorption refrigerating device, air conditioning terminal fan coil, cooling tower, cooling water circulating pump, chilled water circulating pump.Efficient adsorption refrigerating device is connected by chilled water circulating pump and pipeline with the air conditioning terminal fan coil; Efficient adsorption refrigerating device is connected by cooling water circulating pump and pipeline with cooling tower; Efficient adsorption refrigerating device is connected by hot water circulating pump and pipeline with hot water storage tank.
Wherein, the core component of solar air-conditioner system-efficient adsorption refrigerating device is the double bed continuous refrigeration system that is composited by two single bed systems, whole refrigeration unit is made up of three vacuum chambers, about be two adsorption/desorption working chambers of forming by adsorbent bed, condenser and evaporimeter, the bottom is the working chamber that heat pipe is isolated evaporimeter.About two adsorbent beds hocket heating desorption and cooling adsorption process, thereby realize continuous cooling.Efficient adsorption refrigerating device is made up of adsorbent bed, condenser, evaporimeter.Two cover adsorbent beds, condenser and evaporimeter are separately positioned in two adiabatic heat-insulation cavitys, and the bottom is the working chamber that heat pipe is isolated evaporimeter.Cooling water is straight-through in two condensers by pipeline, then can enter two adsorbent beds by the switching of motor-driven valve respectively; Hot water can enter two adsorbent beds respectively by the motor-driven valve switching; Chilled water circulates in heat pipe isolation evaporimeter, thus the refrigeration of realization.Adsorbent refrigerator adopts two continuous adsorption formula kind of refrigeration cycle, uses silica gel-water right as absorption working pair.
Floor heating system with solar heat collector is provided with the floor heating coil pipe.Hot water storage tank and floor heating coil pipe link together by hot water circulating pump and pipeline.Floor heating system with solar heat collector also is provided with temperature-sensing valve, is connected to control system, regulates the flow of floor heating coil pipe automatically according to room temperature.The solar water on hot water storage tank top is at first sent into the floor heating coil pipe, and the floor heating backwater is got back to the hot water storage tank bottom.
The solar energy enhanced natural ventilating system is provided with fin-tube heat exchanger.Fin-tube heat exchanger is fixed in the air channel of roofing aeration structure.Fin-tube heat exchanger and hot water storage tank link together by hot water circulating pump and pipeline.Solar water is sent into fin-tube heat exchanger by hot water storage tank top, by heat transfer free convection between the air in fin-tube heat exchanger and the roofing aeration structure, add hot-air, thereby induce the gravity-flow ventilation under the hot pressing function.The backwater of fin-tube heat exchanger is got back to the hot water storage tank bottom equally.
Solar energy hot water supply system is provided with domestic hot-water's heat exchanger.Link together by pipeline between domestic hot-water's heat exchanger and the hot water circulating pump.Adopt the secondary heat exchange mode that the domestic hot-water is provided, to guarantee water cleaning.
The core component of control system is an industrial computer, comprising: the variable working condition control system of parameter sampling system, collecting system temperature difference start and stop control system and solar energy hot water supply, floor heating, air-conditioning, enhanced natural ventilating system.The parameter sampling system links together with collecting system temperature difference start and stop control system and variable working condition control system respectively by sensor.
Collecting system temperature difference start and stop control system is arranged on the start and stop of difference control heat-collecting pump of the temperature sensor show value of the temperature sensor of solar thermal collector outlet and hot water storage tank bottom by judgement.
The parameter sampling system is made up of with hot water supply and return water temperature and traffic sampling system, domestic hot-water's heat exchanger inlet and outlet temperature and traffic sampling system and environment temperature, intensity of solar radiation sampling system with hot water supply and return water temperature and traffic sampling system, solar energy enhanced natural ventilating with hot water, cooling water, chilled water supply and return water temperature and traffic sampling system, solar energy floor heating solar thermal collection system supply and return water temperature and traffic sampling system, solar airconditioning.Each sampling system uploads to industrial computer with signals such as temperature, flow, intensities of solar radiation, and industrial computer is by the operation of programme-control electric operator and water pump, cooling tower etc.
The variable working condition control system of solar energy hot water supply, floor heating, air-conditioning, enhanced natural ventilating system comprises electric control valve, variable frequency pump, and wherein, temperature sensor is connected with electric control valve, and electric control valve is connected with variable frequency pump.Upload to the temperature signal of operating mode machine according to temperature sensor, judge the variation of user's cooling and heating load, thereby regulate pump capacity and valve opening by program.
After the water heating of solar thermal collector array with the hot water storage tank bottom, flow into hot water storage tank top, when hot water storage tank top water temperature reaches separately hot water water supply design temperature of domestic hot-water supply, floor heating, air-conditioning, enhanced natural ventilating, open hot water circulating pump, the water on hot water storage tank top is sent into terminal heat utilization system.With changes of seasons, its flow direction is then decided according to the system works pattern.If system is in air conditioning mode, then the hot water on hot water storage tank top feeds adsorbent refrigerator, heat an adsorbent bed and make its parsing, tower provides water quench and another adsorbent bed is cooled, and then the refrigerant vapour in the absorption evaporimeter, the evaporator evaporation refrigeration provides chilled water to realize refrigeration by the air conditioner water pipeline for system applies occasion air-conditioner; If system works is in the floor heating pattern, then the water on hot water storage tank top feeds the floor heating water knockout drum, sends into each floor heating coil pipe loop thus respectively and realizes heating; If system is in the enhanced natural ventilating pattern, then the water on hot water storage tank top feeds the fin-tube heat exchanger in the roofing aeration structure, by heat transfer free convection, adds air in the hot-flow flue to strengthen the gravity-flow ventilation under the hot pressing function; Domestic hot-water's pattern is not subjected to seasonal control, and it is in parallel with above-mentioned three kinds of operational modes respectively, share a hot water circulating pump, when system realizes seasonal operating mode, realizes domestic hot-water supply.Collecting system temperature difference start and stop control system has relative independentability, and it all realizes the automatic start-stop of thermal-arrest circulating pump in the whole year according to the temperature difference of program setting, will realize the anti-overtemperature protection of protection of collecting system preventing freeze in winter and summer simultaneously; The variable working condition control system judges at first under air conditioning mode whether current hot water storage tank top water temperature reaches the air-conditioning system turn-on temperature of default, reach the setting value back and open the absorption type refrigerating unit, open hot water circulating pump simultaneously, cooling tower, cooling water circulating pump, chilled water circulating pump and air-conditioner tail end equipment capable, in the air-conditioning system running, the space room temperature of serving according to air conditioning terminal is controlled the flow of chilled water circulating pump, when hot water storage tank top water temperature is lower than the shutdown temperature of default, close the absorption type refrigerating unit, close hot water circulating pump simultaneously, cooling tower, cooling water circulating pump, chilled water circulating pump and air-conditioner tail end equipment capable; Whether the variable working condition control system surpasses the unlatching that the default temperature decides hot water circulating pump according to current hot water storage tank top water temperature under the floor heating pattern, in the floor heating running, space room temperature of serving according to floor heating and ground plate temperature are controlled the aperture of floor heating coil pipe loop, in addition, according to of the unlatching of hot water storage tank upper water temperature control floor heating for by-passing valve between the return pipe, in case the supply water temperature overtemperature destroys the floor heating coil pipe; The variable working condition control system under the solar energy enhanced natural ventilating pattern according to the start and stop of current hot water storage tank top water temperature and default value control hot water circulating pump; The control of domestic hot-water supply system is under the jurisdiction of above-mentioned three kinds of patterns respectively.System also comprises 7 water loops in addition, i.e. solar energy heating closed circuit, confession idle call hot-water return, chilled(cooling) water return (CWR), chilled water circuit; The floor heating hot-water return; Solar energy enhanced natural ventilating is with hot-water return, domestic hot-water's heat exchanger hot-water return.
The present invention at first collects solar radiant heat by the solar thermal collector array, and stores in hot water storage tank, and the hot water in the hot water storage tank drives the refrigeration duty that efficient adsorption refrigerating device provides summer, provides the domestic hot-water to load simultaneously; In winter, the hot water in the hot water storage tank is directly used in provides heating load and domestic hot-water's load, and in transition season, the hot water in the hot water storage tank provides the domestic hot-water to load by the fin-tube heat exchanger enhanced natural ventilating simultaneously.Thereby solar energy composite energy system is all realized abundant reasonable use in the whole year.
The present invention integrates solar energy hot water supply, air-conditioning, floor heating, enhanced natural ventilating, the height of having realized solar energy utilization technique is integrated, has environmental protection and energy saving, utilization rate of equipment and installations height, solar energy utilization ratio height, meets characteristics such as solar building integrated trend.It is calculated that, regional preferably at solar energy resources, for one group of 60m 2The solar energy composite energy system that combines with solid adsorption refrigerator group, floor heating, enhanced natural ventilating, hot water supply of solar thermal collector array, in refrigeration mode, can provide refrigeration duty 10kW and domestic hot-water the 1.5kW that loads simultaneously to the user; In the heating pattern, system can provide heating thermic load and domestic hot-water the 18kW that loads simultaneously to the user; In the solar energy enhanced natural ventilating pattern, system can provide enhanced natural ventilating with adding heat and the domestic hot-water 21kW that loads to the user simultaneously.The annual solar energy composite utilization rate of this solar energy composite energy system can reach more than 70%.
The present invention adopts the fin-tube heat exchanger enhanced natural ventilating, has solved the excessive problem of transition season solar water, when improving indoor air quality, saving the power consumption of ventilating, provides a kind of enhanced natural ventilating mentality of designing of novelty.
The present invention adopts the end-equipment of floor heating coil pipe as solar heating system, and the supply water temperature that floor heating requires is lower, is the best mode of solar heating.
The present invention adopts adsorption refrigerating device to realize the hot cold conversion of solar energy system, broken through solar air-conditioner system and realized the technical bottleneck of industrialization, had that capacity little (it is following to be low to moderate 10kW), driving heat source temperature are low, operation simply, for ease of maintenaince waits outstanding advantage.Realize the matched of existing conventional solar water heater on refrigeration unit and the market, have vast market prospect.Can be widely used in family and on a small scale premise (as club, swimming pool etc.) refrigeration, adopt heat, ventilation and hot water supply, apply and have great economy and social value.
Description of drawings
The structural representation of Fig. 1 system of the present invention
Fig. 2 high-performance solid adsorption refrigerating device structural representation
Solar thermal collection system 1, solar energy hot water supply system 2, floor heating system with solar heat collector 3, be solar air-conditioner system 4, solar energy enhanced natural ventilating system 5, control system 6, hot water circulating pump 7, divide water vat 8, cylinder 9 catchments, solar thermal collector array 10, thermal-arrest circulating pump 11, hot water storage tank 12, domestic hot-water's heat exchanger 13, floor heating coil pipe 14, efficient adsorption refrigerating device 15, air conditioning terminal fan coil 16, cooling tower 17, cooling water circulating pump 18, chilled water circulating pump 19, condenser 20, evaporimeter 21, adsorbent bed 22, fin-tube heat exchanger 23, industrial computer 24, parameter sampling system 25, collecting system temperature difference start and stop control system 26, variable working condition control system 27, temperature-sensing valve 28, solar thermal collection system supply and return water temperature and traffic sampling system 29, solar airconditioning hot water, cooling water, chilled water supply and return water temperature and traffic sampling system 30, solar energy floor heating hot water supply and return water temperature and traffic sampling system 31, solar energy enhanced natural ventilating hot water supply and return water temperature and traffic sampling system 32, domestic hot-water's heat exchanger inlet and outlet temperature and traffic sampling system 33, environment temperature, intensity of solar radiation sampling system 34, electric control valve 35, variable frequency pump 36, temperature sensor 37.
The specific embodiment
As shown in Figure 1 and Figure 2, the present invention includes: solar thermal collection system 1, solar energy hot water supply system 2, floor heating system with solar heat collector 3, solar air-conditioner system 4, solar energy enhanced natural ventilating system 5, control system 6, hot water circulating pump 7, branch water vat 8 and the cylinder 9 that catchments.Its connected mode is: solar thermal collection system 1 and solar energy hot water supply system 2, floor heating system with solar heat collector 3, solar air-conditioner system 4, solar energy enhanced natural ventilating system 5 are connected in parallel on branch water vat 8 by pipeline and catchment between the cylinder 9, and wherein hot water circulating pump 7 is the global facility of solar energy hot water supply system 2, floor heating system with solar heat collector 3, solar air-conditioner system 4, solar energy enhanced natural ventilating system 5.
Solar thermal collection system 1 comprises: solar thermal collector array 10, thermal-arrest circulating pump 11 and hot water storage tank 12, and the three connects by pipeline, and hot water storage tank 12 is by pipeline and divide water vat 8, the cylinder 9 that catchments to link together.
Solar energy hot water supply system 2 is provided with domestic hot-water's heat exchanger 13, links together by pipeline between domestic hot-water's heat exchanger 13 and the hot water circulating pump 7.
Floor heating system with solar heat collector 3 is provided with floor heating coil pipe 14, and hot water storage tank 12 links together by hot water circulating pump 7 and pipeline with floor heating coil pipe 14.Floor heating system with solar heat collector 3 also is provided with temperature-sensing valve 28, regulates the flow of floor heating coil pipe 14 automatically according to room temperature, is connected to control system 6.
Solar air-conditioner system 4 comprises: efficient adsorption refrigerating device 15, air conditioning terminal fan coil 16, cooling tower 17, cooling water circulating pump 18, chilled water circulating pump 19.Efficient adsorption refrigerating device 15 links together by chilled water circulating pump 19 and pipeline with air conditioning terminal fan coil 16, efficient adsorption refrigerating device 15 links together by cooling water circulating pump 18 and pipeline with cooling tower 17, and efficient adsorption refrigerating device 15 links together by hot water circulating pump 7 and pipeline with hot water storage tank 12.
Solar energy enhanced natural ventilating system 5 is provided with fin-tube heat exchanger 23.Fin-tube heat exchanger 23 links together by hot water circulating pump 7 and pipeline with hot water storage tank 12.
Efficient adsorption refrigerating device 15 is made up of condenser 20, evaporimeter 21, adsorbent bed 22.Two cover adsorbent beds 22, condenser 20 and evaporimeter 21 are separately positioned in two adiabatic heat-insulation cavitys.Cooling water is straight-through in two condensers 20 by pipeline, then can enter two adsorbent beds 22 by the switching of motor-driven valve respectively; Hot water can enter two adsorbent beds 22 respectively by the motor-driven valve switching; Chilled water circulates in heat pipe isolation evaporimeter, thus the refrigeration of realization.Adsorbent refrigerator 15 adopts two continuous adsorption formula kind of refrigeration cycle, uses silica gel-water right as absorption working pair.
The core component of control system 6 is industrial computers 24, comprise: the variable working condition control system 27 of parameter sampling system 25, collecting system temperature difference start and stop control system 26 and solar energy hot water supply, floor heating, air-conditioning, enhanced natural ventilating system, parameter sampling system 25 links together with collecting system temperature difference start and stop control system 26 and variable working condition control system 27 respectively by sensor.
Collecting system temperature difference start and stop control system 26 is arranged on the start and stop of difference control thermal-arrest circulating pump 11 of temperature sensor 37 show values of the temperature sensor 37 of solar thermal collector array 10 outlet and hot water storage tank 12 bottoms by judgement.
Parameter sampling system 25 is by solar thermal collection system supply and return water temperature and traffic sampling system 29, solar airconditioning hot water, cooling water, chilled water supply and return water temperature and traffic sampling system 30, solar energy floor heating hot water supply and return water temperature and traffic sampling system 31, solar energy enhanced natural ventilating hot water supply and return water temperature and traffic sampling system 32, domestic hot-water's heat exchanger inlet and outlet temperature and traffic sampling system 33 and environment temperature, intensity of solar radiation sampling system 34 is formed.Each employing system uploads to industrial computer 24 with signals such as temperature, flow, intensities of solar radiation, and industrial computer 24 is by the operation of programme-control execution unit.
The variable working condition control system 27 of solar energy hot water supply, floor heating, air-conditioning, enhanced natural ventilating system comprises electric control valve 35, variable frequency pump 36, wherein, temperature sensor 37 is connected with electric control valve 35, and electric control valve 35 is connected with variable frequency pump 36.Upload to the temperature signal of industrial computer 24 according to temperature sensor 37, judge the variation of user's cooling and heating load, thereby regulate pump capacity and valve opening by program.

Claims (9)

1, a kind of solar energy composite energy system based on solid adsorption refrigerator, comprise: solar thermal collection system (1), solar energy hot water supply system (2), solar air-conditioner system (4), control system (6), hot water circulating pump (7), divide water vat (8) and the cylinder that catchments (9), it is characterized in that, also comprise: floor heating system with solar heat collector (3), solar energy enhanced natural ventilating system (5), six systems in the composition are connected in parallel between branch water vat (8) and the cylinder that catchments (9) by pipeline, floor heating system with solar heat collector (3) is provided with floor heating coil pipe (14), and solar thermal collection system (1) is connected by hot water circulating pump (7) and pipeline with floor heating coil pipe (14); Solar air-conditioner system (4) comprising: efficient adsorption refrigerating device (15), air conditioning terminal fan coil (16), cooling tower (17), cooling water circulating pump (18), chilled water circulating pump (19), efficient adsorption refrigerating device (15) is connected by chilled water circulating pump (19) and pipeline with air conditioning terminal fan coil (16), efficient adsorption refrigerating device (15) is connected by cooling water circulating pump (18) and pipeline with cooling tower (17), and efficient adsorption refrigerating device (15) is connected by hot water circulating pump (7) and pipeline with solar thermal collection system (1); Solar energy enhanced natural ventilating system (5) is provided with fin-tube heat exchanger (23), and fin-tube heat exchanger (23) is connected by hot water circulating pump (7) and pipeline with solar thermal collection system (1).
2, the solar energy composite energy system based on solid adsorption refrigerator according to claim 1, it is characterized in that, solar thermal collection system (1) comprising: solar thermal collector array (10), thermal-arrest circulating pump (11) and hot water storage tank (12), the three connects by pipeline, and hot water storage tank (12) is by pipeline and divide water vat (8), the cylinder that catchments (9) to link together.
3, the solar energy composite energy system based on solid adsorption refrigerator according to claim 2, it is characterized in that hot water storage tank (12) all is connected by hot water circulating pump (7) and pipeline with floor heating coil pipe (14), efficient adsorption refrigerating device (15), fin-tube heat exchanger (23).
4, according to claim 1 or 3 described solar energy composite energy systems based on solid adsorption refrigerator, it is characterized in that, efficient adsorption refrigerating device (15) is made up of condenser (20), evaporimeter (21), adsorbent bed (22), two cover adsorbent beds (22), condenser (20) and evaporimeter (21) are separately positioned in two adiabatic heat-insulation cavitys, and efficient adsorption refrigerating device (15) adopts silica gel-water right as absorption working pair.
5, the solar energy composite energy system based on solid adsorption refrigerator according to claim 1, it is characterized in that, solar energy hot water supply system (2) is provided with domestic hot-water's heat exchanger (13), and domestic hot-water's heat exchanger (13) is connected by pipeline with hot water circulating pump (7).
6, the solar energy composite energy system based on solid adsorption refrigerator according to claim 1, it is characterized in that, floor heating system with solar heat collector (3) also is provided with temperature-sensing valve (28), regulates the flow of floor heating coil pipe (14) automatically according to room temperature, is connected to control system (6).
7, the solar energy composite energy system based on solid adsorption refrigerator according to claim 1, it is characterized in that, the core component of control system (6) is industrial computer (24), comprise: the variable working condition control system (27) of parameter sampling system (25), collecting system temperature difference start and stop control systems (26) and solar energy hot water supply, floor heating, air-conditioning, enhanced natural ventilating system, parameter sampling system (25) links together with collecting system temperature difference start and stop control systems (26) and variable working condition control system (27) respectively by sensor.
8, the solar energy composite energy system based on solid adsorption refrigerator according to claim 7, it is characterized in that collecting system temperature difference start and stop control systems (26) are arranged on the start and stop of difference control thermal-arrest circulating pump (11) of temperature sensor (37) show value of the temperature sensor (37) of solar thermal collector array (10) outlet and hot water storage tank (12) bottom by judgement.
9, solar energy composite energy system based on solid adsorption refrigerator according to claim 7, it is characterized in that, parameter sampling system (25) is by solar thermal collection system supply and return water temperature and traffic sampling system (29), solar airconditioning hot water, cooling water, chilled water supply and return water temperature and traffic sampling system (30), solar energy floor heating hot water supply and return water temperature and traffic sampling system (31), solar energy enhanced natural ventilating hot water supply and return water temperature and traffic sampling system (32), domestic hot-water's heat exchanger inlet and outlet temperature and traffic sampling system (33) and environment temperature, intensity of solar radiation sampling system (34) is formed, each employing system is with temperature, flow, the intensity of solar radiation signal uploads to industrial computer (24), and industrial computer (24) is by the operation of programme-control execution unit.
CNB2005100282174A 2005-07-28 2005-07-28 Solar energy composite energy system based on solid adsorption refrigerator Expired - Fee Related CN1313784C (en)

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CN104110758B (en) * 2014-07-18 2017-01-18 上海交通大学 Solar-driven efficient moisture-absorption thermal chemical reaction single-stage air conditioning system
CN104132476B (en) * 2014-07-18 2017-02-01 上海交通大学 Efficient moisture absorption-thermal chemical reaction single-stage thermode driven by low-grade heat energy
CN104089431B (en) * 2014-07-21 2016-05-25 上海交通大学 A kind of Driven by Solar Energy efficient absorbent-thermal chemical reaction heat pump
FR3034179B1 (en) * 2015-03-23 2018-11-02 Centre National De La Recherche Scientifique SOLAR DEVICE FOR AUTONOMOUS COLD PRODUCTION BY SOLID-GAS SORPTION.
CN105674635B (en) * 2016-03-28 2017-12-12 武汉科技大学 A kind of car continuous solar exhaust heat recovery absorbing refrigeration system
CN107580443B (en) * 2016-07-04 2024-01-30 香江科技股份有限公司 Comprehensive cooling system of data center based on waste heat recovery and control method thereof
CN106288493A (en) * 2016-08-23 2017-01-04 上海交通大学 Phase transformation heating and the continuous absorbing refrigeration system of forced convertion cooling can be realized
CN106352597B (en) * 2016-08-23 2020-06-12 上海交通大学 Adsorption refrigeration and power generation system adopting PVT heat collector
CN107062347A (en) * 2017-02-07 2017-08-18 包头市爱能控制工程有限责任公司 Solar heat pump Intellisense and autonomous control heating system
CN108870602B (en) * 2018-09-04 2023-11-10 天津城建大学 Solar photo-thermal, photovoltaic and air conditioner integrated system
CN112432275B (en) * 2020-12-18 2024-09-27 南京工业大学 Novel air conditioning system
CN115540383B (en) * 2022-09-22 2023-06-23 哈尔滨商业大学 Rotary switching type adsorption refrigeration/heat pump air conditioning system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08303901A (en) * 1995-04-28 1996-11-22 Okinawa Denryoku Kk Refrigerating cycle forming method of adsorption heat storing refrigerating device using solar energy
JP2001263853A (en) * 2000-03-17 2001-09-26 Sanyo Electric Co Ltd Solar heat driven refrigerating system
JP2001330273A (en) * 2000-05-24 2001-11-30 Toyo Solar System Kenkyusho:Kk Cooling system using solid absorbent
CN1587879A (en) * 2004-10-14 2005-03-02 上海交通大学 Solar energy adsorptive central air conditioning cooling tower
CN2704775Y (en) * 2004-04-22 2005-06-15 杨前明 Multifunctional heater with composite heating resources

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08303901A (en) * 1995-04-28 1996-11-22 Okinawa Denryoku Kk Refrigerating cycle forming method of adsorption heat storing refrigerating device using solar energy
JP2001263853A (en) * 2000-03-17 2001-09-26 Sanyo Electric Co Ltd Solar heat driven refrigerating system
JP2001330273A (en) * 2000-05-24 2001-11-30 Toyo Solar System Kenkyusho:Kk Cooling system using solid absorbent
CN2704775Y (en) * 2004-04-22 2005-06-15 杨前明 Multifunctional heater with composite heating resources
CN1587879A (en) * 2004-10-14 2005-03-02 上海交通大学 Solar energy adsorptive central air conditioning cooling tower

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