CN116412465A - Photovoltaic and photo-thermal solid adsorption composite air conditioning system for high-humidity areas and application method thereof - Google Patents

Abstract

The invention discloses a photovoltaic and photo-thermal solid adsorption composite air conditioning system in a high-humidity area and an application method thereof, wherein the air conditioning system comprises a solid adsorption air treatment unit, a solar photovoltaic and photo-thermal system, a hot water circulating system, a cold water circulating system and a power supply system; the unit shell is internally divided into an air supply channel and an exhaust channel, an air filter, a precooler, a first air heater, a spray humidifier, a second air heater and a blower are sequentially arranged in the air supply channel along with the air flow direction, a solid adsorption rotating wheel and a micro-channel heat pipe heat exchanger are sequentially arranged between the precooler and the first air heater along with the air flow direction, and a plate heat exchanger, an auxiliary heater and an exhaust fan are sequentially arranged in the exhaust channel along with the air flow direction. The invention can be effectively applied to high-humidity areas, has high heat storage efficiency of solar energy, high utilization rate of electricity and heat generation of a solar photovoltaic photo-thermal system, small regeneration energy consumption of the solid adsorption rotating wheel, good use effect and convenient popularization and use.

Description

Photovoltaic photothermal solid adsorption composite air conditioning system and its application method in high humidity area

technical field

The invention belongs to the technical field of air-conditioning systems, and in particular relates to a photovoltaic photothermal solid adsorption composite air-conditioning system in high-humidity areas and an application method thereof.

Background technique

my country is a big energy consumption country. Building energy consumption accounts for 40% of the total energy consumption, while HVAC energy consumption accounts for about 65% to 70% of building energy consumption. It can be seen that energy conservation has become a particularly important issue in our country. work. As a further development of energy-saving buildings, near-zero energy buildings have the advantages of low energy consumption and high comfort. Due to its clean and renewable characteristics, solar energy has become an important alternative energy source for reducing energy consumption. The national standard "General Specifications for Building Energy Conservation and Renewable Energy Utilization" GB55015-2021 clearly requires that solar energy systems should be comprehensively utilized throughout the year to supply power to buildings, domestic hot water, heating or cooling, so it is near zero energy consumption In buildings, the effective use of solar photovoltaic photothermal systems has become a relatively cutting-edge energy-saving technology today.

Solar photovoltaic photothermal systems have been promoted in the society, but the heat storage technology of solar energy is still worthy of further research. At present, heat storage technologies include sensible heat storage, latent heat storage, and thermochemical heat storage, while thermochemical heat storage technologies are further divided into thermochemical adsorption, thermochemical absorption, and thermochemical reaction heat storage. Among them, thermal chemical adsorption heat storage has high heat storage density, and can realize long-term heat storage without heat loss at close to ambient temperature, especially suitable for building heating and compact cross-season heat storage.

The refrigerants used in traditional air-conditioning systems will cause harm to the environment and have potential safety hazards of leakage and explosion. Compression evaporative cooling systems have problems such as high power consumption, high noise, and large floor space. Therefore, the energy-saving and environment-friendly solid adsorption rotary air conditioner is widely used in nearly zero-energy buildings. Destruction of the ozone layer. However, the regeneration heat required by the solid adsorption runner is relatively large, resulting in large energy consumption.

To sum up, the existing solar photovoltaic photothermal solid adsorption air-conditioning system still has the following deficiencies: (1) the heat storage efficiency of solar energy is low; (2) the utilization of electricity and heat generated by the solar photovoltaic photothermal system is not in place; The regeneration of the adsorption rotor consumes a lot of energy.

Contents of the invention

The technical problem to be solved by the present invention is to provide a photovoltaic photothermal solid adsorption composite air-conditioning system in high-humidity areas in view of the deficiencies in the above-mentioned prior art. In wet areas, the heat storage efficiency of solar energy is high, the utilization rate of electricity and heat generated by the solar photovoltaic photothermal system is high, the regeneration energy consumption of the solid adsorption runner is small, the use effect is good, and it is easy to promote and use.

In order to solve the above technical problems, the technical solution adopted by the present invention is: a photovoltaic photothermal solid adsorption composite air conditioning system in high humidity areas, including solid adsorption air handling units, solar photovoltaic photothermal systems, hot water circulation systems, cold water circulation systems and power supply system;

The solid adsorption air handling unit includes a unit casing, the unit casing is divided into an air supply channel and an exhaust channel, and the entrance of the air supply channel is provided with a fresh air inlet on the unit casing. Air filters, precoolers, first air heaters, spray humidifiers, second air heaters and blowers are sequentially arranged in the passage along with the air flow direction, and the outlet of the air supply passage is provided with a The air outlet of the precooler and the first air heater is provided with a solid adsorption runner and a microchannel heat pipe heat exchanger in sequence along with the air flow direction. The solid adsorption runner includes an adsorption side and a regeneration side. The adsorption side is located in the air supply channel, the regeneration side is located in the exhaust air channel, and the microchannel heat pipe heat exchanger includes an evaporative cooling section and a condensation heating section, the evaporative cooling section is located in the air supply channel, and the condensation heating section The section is located in the exhaust channel, and the inlet of the exhaust channel is provided with a return air outlet on the unit shell, and the plate heat exchanger, auxiliary heater and exhaust fan are arranged in the exhaust channel in sequence along with the air flow direction. The condensing heating section is located in front of the plate heat exchanger, the regeneration side is located behind the auxiliary heater, the outlet of the exhaust channel is provided with an exhaust port on the unit casing, and the air filter is connected with the pre-cooling A first valve is set between the evaporative cooling section and the first air heater, a second valve is set between the evaporative cooling section and the first air heater, and an air supply branch pipe is connected in front of the first valve and the second valve, and the air supply branch pipe A third valve is set on the top, a fourth valve is set between the spray humidifier and the second air heater, a fifth valve is set in front of and behind the first air heater, and a fifth valve is set in front of and behind the second air heater. There is a sixth valve, an air supply pipe is connected between the air supply port and the building room, a seventh valve is arranged on the air supply pipe, and a return air pipe is connected between the air return port and the condensing heating section. An eighth valve is set on the return air duct, a return air branch pipe is connected between the return air duct and the exhaust fan, and a ninth valve is arranged on the return air branch pipe; the solar photovoltaic photothermal system includes a photovoltaic photothermal panel , the back side of the photovoltaic photothermal panel is provided with a coil pipe.

In the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in high-humidity areas, the hot water circulation system includes a chemical adsorption energy store and a hot water storage tank, and a first circulating water pipe is connected between the chemical adsorption energy store and the coil , the first circulating water pipe is provided with a first circulating water pump, the chemical adsorption accumulator and the heat storage tank are connected with a second circulating water pipe, the second circulating water pipe is provided with a tenth valve, the A third circulating water pipe is connected between the hot water storage tank and the photovoltaic photothermal plate, an eleventh valve is arranged on the third circulating water pipe, and a first valve is connected between the chemical adsorption energy storage device and the plate heat exchanger. A water supply pipe and a first water return pipe, the first water return pipe is provided with a second circulating water pump, the chemical adsorption accumulator is connected with bypass pipes before and after, and a twelfth valve is arranged on the bypass pipe.

In the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in high-humidity areas, the chemical adsorption energy storage device includes an adsorption reactor and an evaporative condenser, as well as a heat source and an energy storage output end; the adsorption reactor is connected to the evaporative condenser There is a first pipeline, a pressure gauge and a vacuum valve are arranged on the first pipeline, a second pipeline and a third pipeline are connected between the adsorption reactor and the heat source, and a first pipeline is arranged on the second pipeline. A thermometer, the third pipeline is provided with a first gate valve and a first water pump, a fourth pipeline and a fifth pipeline are connected between the evaporation condenser and the energy storage output end, and the fourth pipeline is provided with There is a second thermometer, and the fifth pipeline is provided with a second gate valve and a second water pump.

In the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in a high-humidity area, the second circulating water pipe is connected to a first water supply main pipe, and the first water supply main pipe is provided with a first water supply pump and a thirteenth valve.

In the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in a high-humidity area, the domestic hot water pipe is connected to the hot water storage tank, and the domestic hot water supply pump and a fourteenth valve are arranged on the domestic hot water pipe.

In the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in high-humidity areas, the cold water circulation system includes a second water supply main pipe for connecting with tap water pipes, and the second water supply main pipe is provided with a fifteenth valve and a second supplementary water pump , the first water supply pipe is connected between the second water supply main pipe and the spray humidifier, the third circulating water pump is arranged on the first water supply pipe, and the first water supply pipe is connected between the precooler and the first water supply pipe A water return pipe, the first water return pipe is provided with a sixteenth valve, and a second water return pipe is connected between the bottom water outlet of the spray humidifier and the bottom water inlet of the precooler.

In the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in a high-humidity area, the power supply system includes a storage battery for storing the power generated by the photovoltaic photothermal panel, and a main circuit is connected between the storage battery and the photovoltaic photothermal panel. The circuit is provided with a first controller, and the total circuit is connected with a first branch circuit for supplying power to the solid adsorption air handling unit, a second branch circuit for supplying power to the building room, and a third branch circuit for supplying power to electric vehicle charging piles and the fourth sub-circuit connected to the urban power grid; the first sub-circuit is provided with a second controller and a first switch, and the first sub-circuit is connected with a first sub-circuit for supplying power to the auxiliary heater, for The second sub-shunt for the power supply of the exhaust fan, the third sub-shunt for the second make-up water pump, the fourth sub-shunt for the precooler, the fifth sub-shunt for the third circulating water pump, the third sub-shunt for the A sixth sub-circuit for supplying power to an air heater, a seventh sub-circuit for supplying power to a second air heater, and an eighth sub-circuit for supplying power to a blower, the second sub-circuit is provided with a second switch and a first Three controllers, the third sub-circuit is provided with a third switch and a fourth controller, the fourth sub-circuit is provided with a fourth switch and a fifth controller, and the first sub-circuit is provided with a second sub-circuit Five switches, the second sub-branch is provided with a sixth switch, the third sub-branch is provided with a seventh switch, the fourth sub-branch is provided with an eighth switch, and the fifth sub-branch is provided with There is a ninth switch, the sixth sub-branch is provided with a tenth switch, the seventh sub-branch is provided with an eleventh switch, and the eighth sub-branch is provided with a twelfth switch.

The invention also discloses an application method of a photovoltaic photothermal solid adsorption composite air-conditioning system in a high-humidity area. The above-mentioned air-conditioning system is adopted, and the method includes a method of cooling and power supplying domestic hot water in summer and a method of heating and power supplying domestic hot water in winter; The method for supplying domestic hot water with refrigeration and power supply in summer includes a first air treatment path in summer for providing low-temperature and low-humidity fresh air to buildings in high-humidity areas, a second air treatment path in summer for discharging solid adsorption runners to regenerate exhaust air, and a second air treatment path for The first hot water circulation path in summer of the solar photovoltaic photothermal system that provides heat for chemical adsorption energy storage and supplies domestic hot water, the second hot water circulation path in summer for providing heat for regenerative exhaust air, and the second hot water circulation path for pre-cooling The humidifier and spray humidifier provide the cold water circulation path required by the cold air in summer and the power supply method in summer.

In the application method of the above-mentioned photovoltaic photothermal solid adsorption composite air conditioning system in high-humidity areas, the specific process of the first air treatment path in summer includes: opening the first valve, the sixteenth valve, the fifth valve, the sixth valve, the Seven valves, close the third valve, the second valve, and the fourth valve; the outdoor fresh air enters the unit shell through the fresh air inlet, first passes through the air filter to remove dust and impurities, and enters the solid adsorption rotor after iso-wet cooling in the pre-cooler At this time, the hot air enters the evaporative cooling section of the microchannel heat pipe heat exchanger to exchange heat with the indoor exhaust air, and then conducts the direct evaporative cooling process through the spray humidifier, and finally the low-temperature and low-humidity The air is sent into the building through the air outlet;

The specific process of the second air treatment path in summer includes: opening the eighth valve, closing the ninth valve; the indoor return air enters the unit shell through the return air outlet, and exchanges with the hot air through the condensation heating section of the micro-channel heat pipe heat exchanger. The solar heat from the chemical adsorption energy storage is obtained in the plate heat exchanger. At this time, the high-temperature and low-humidity regeneration exhaust air is heated by the isenthalpy of the auxiliary heater to reach the regeneration heat required by the solid adsorption rotor, and the solid adsorption rotor The regeneration side of the wheel is used for regeneration, and finally the high-temperature and high-humidity exhaust air is discharged to the environment through the exhaust port by the exhaust fan;

The specific process of the first hot water circulation path in summer includes: opening the thirteenth valve, the eleventh valve, the tenth valve, and the fourteenth valve, closing the twelfth valve; There is cold water, which takes away the heat of the solar energy and enters the hot water storage tank through the third circulating water pipe to heat the cold water. Here, part of the hot water is supplied to the building by the domestic hot water pipe for showering under the action of the domestic hot water supply pump. Wait for domestic hot water, and carry out tap water replenishment through the first water supply main pipe under the action of the first replenishment pump, part of the hot water enters the chemical adsorption accumulator through the second circulating water pipe, and the cold water after releasing heat is in the action of the first circulating water pump Down through the first circulating water pipe, it returns to the photovoltaic solar thermal panel for a new round of circular heat collection;

The specific process of the second hot water circulation path in summer includes: there are two sets of adsorption reactors and evaporative coolers in the chemical adsorption accumulator to alternately carry out the heat storage and heat release process, and the adsorption heat storage material in the adsorption reactor The heat from the hot water in the second circulating water pipe is obtained, and when the pressure in the adsorption reactor rises to the condensation pressure simultaneously with the temperature, the vacuum valve opens and the water vapor desorbs from the adsorption heat storage material and enters the evaporative condenser to condense. The condensation heat is released to the energy storage output end to complete the heat storage process, and the heat energy is converted into chemical energy for storage. During the heat release process, water vapor evaporates from the evaporative condenser and enters the adsorption reactor for adsorption reaction, releasing the adsorbed energy. At this time, the first water supply pipe will supply the adsorption heat to the plate heat exchanger through hot water, and the cold water after heat exchange with the regenerative exhaust air will return to the chemical adsorption energy storage through the first return water pipe for a new cycle of heat collection ;

The specific process of the cold water circulation path in summer includes: opening the fifteenth valve and the sixteenth valve; Shower, cooling and humidifying dry and hot air, the cold water at the bottom of the spray humidifier enters the pre-cooler through the second water return pipe to pre-cool the outdoor fresh air, and the second water supply main pipe is connected to the first water supply pipe. Under the action of the second replenishment pump, tap water replenishment is performed;

The specific process of the summer power supply method includes: turning on the second switch, the first switch, the fifth switch, the fourth switch, the third switch, the sixth switch, the seventh switch, the eighth switch, the ninth switch, and the twelfth switch. switch, turn off the tenth switch and the eleventh switch; the photovoltaic photothermal panel converts solar energy into direct current, and the circuit is divided into four circuits through the first controller. The first circuit is preferentially supplied to the solid adsorption air handling unit by the first branch circuit The first sub-shunt is used for power supply of auxiliary heater, the second sub-shunt is used for power supply of exhaust fan, the third sub-shunt is used for power supply of second make-up water pump, the fourth sub-shunt is used for power supply of pre-cooler, the fifth The sub-shunt is used for the power supply of the third circulating water pump, and the eighth sub-shunt is used for the power supply of the blower; the second sub-circuit is connected to the master power control of the room by the second sub-circuit, and the power supply for the building is given priority; the third is The third branch circuit is connected to the electric vehicle charging pile equipped outside the building for power supply of new energy vehicles; the fourth branch circuit is connected to the urban power grid by the fourth branch circuit. The electric energy generated by the system is connected to the urban power grid for the electricity consumption of other buildings or facilities in the city.

The application method of the above-mentioned photovoltaic photothermal solid adsorption composite air-conditioning system in the high-humidity area, the method of heating, power supply and domestic hot water in winter includes the first air treatment path in winter for providing high-temperature and high-humidity fresh air to the building, and is used to discharge the air in the building. The second air treatment path in winter for low-temperature and low-humidity exhaust air, the winter hot water circulation path for the solar photovoltaic photothermal system used to provide domestic hot water, the winter cold water circulation path for providing the required humid air for the spray humidifier, and the winter water circulation path for the spray humidifier. power supply method;

The specific process of the first air treatment path in winter includes: opening the third valve, the second valve, the fourth valve, and the seventh valve, closing the first valve, the fifth valve, and the sixth valve; outdoor fresh air enters the unit through the fresh air inlet The shell first passes through the air filter to remove dust and impurities, and the cold air directly enters the first air heater for iso-humid heating, then passes through the spray humidifier for humidification, and then enters the second air heater for iso-humid heating, and finally the blower blows the The air with high temperature and high humidity is sent into the building through the air outlet;

The specific process of the second air treatment path in winter includes: opening the ninth valve and closing the eighth valve; the indoor return air enters the unit shell through the return air outlet, and the exhaust fan directly discharges the low-temperature and low-humidity exhaust air through the air outlet to the Environment;

The specific process of the hot water circulation path in winter includes: opening the thirteenth valve, the eleventh valve, the twelfth valve, and the fourteenth valve, closing the tenth valve; Cold water, which takes away the heat of the solar energy and enters the hot water storage tank through the third circulating water pipe to heat the cold water. Here, the hot water is supplied to the building by the domestic hot water pipe under the action of the domestic hot water supply pump for domestic heat such as showers. water, and through the first water supply main pipe under the action of the first water supply pump to replenish tap water, and the remaining cold water returns to the coil on the back plate of the photovoltaic solar thermal plate through the bypass pipe under the action of the first circulating water pump for a new round cycle heating;

The specific process of the cold water circulation path in winter includes: opening the fifteenth valve and the sixteenth valve, closing the eighth switch; the precooler does not perform air treatment, and the water outlet at the bottom of the precooler passes through the first water supply pipe to the third circulating water pump. Under the action of the spray humidifier, it enters the top of the spray humidifier for spraying to humidify the dry air. The cold water at the bottom of the spray humidifier enters the pre-cooler through the second water return pipe to form a cold water cycle, and is connected to the first water supply pipe. The second water supply main pipe performs tap water replenishment under the action of the second replenishment pump;

The specific process of the winter power supply method includes: opening the second switch, the first switch, the fourth switch, the third switch, the sixth switch, the seventh switch, the ninth switch, the tenth switch, the eleventh switch, the tenth switch Two switches, turn off the fifth switch and the eighth switch; the photovoltaic photothermal panel converts solar energy into direct current, and the circuit is divided into four circuits through the first controller. The first circuit is preferentially supplied to the solid adsorption air handling unit by the first branch circuit. The second sub-shunt is used to supply power to the exhaust fan, the third sub-shunt is used to supply power to the second make-up water pump, the fifth sub-shunt is used to supply power to the third circulating water pump, and the sixth sub-shunt is used to supply power to the first air heater , the seventh sub-circuit is used to supply power to the second air heater, and the eighth sub-circuit is used to supply power to the blower; the second sub-circuit is connected to the master power control of the room by the second sub-circuit, and the second priority is to supply power to the building; The third road is connected by the third sub-circuit to the electric vehicle charging pile equipped outside the building for power supply of new energy vehicles; the fourth road is connected by the fourth sub-circuit to the urban power grid. The electricity generated by the solar photovoltaic photothermal system is connected to the urban power grid and used for the electricity consumption of other buildings or facilities in the city.

Compared with the prior art, the present invention has the following advantages:

1. The air conditioning system of the present invention is reasonable in design and easy to implement.

2. The multifunctional air-conditioning system provided by the present invention adopts solar photovoltaic photothermal technology to obtain solar energy for the regeneration of adsorbents for the solid adsorption air treatment unit, which greatly reduces the regeneration energy consumption required by the unit; at the same time, it supplies domestic heat for the building Water, and the electricity produced by photovoltaic panels is used rationally. In the case of high electricity production efficiency, the remaining electricity can be supplied to the urban power grid, and the building energy consumption has been greatly reduced to a considerable extent.

3. The multifunctional air conditioning system provided by the present invention adopts chemical adsorption energy storage technology, which has a higher heat storage density than sensible heat storage and latent heat storage, and can achieve long-term no heat loss at close to ambient temperature Heat storage, improve the heat storage efficiency of solar energy, reduce energy waste, and lay a good foundation for better utilization of low-grade solar energy.

4. The present invention adopts energy-saving equipment microchannel heat pipe heat exchanger and spray humidifier to save energy consumption of the system. The micro-channel heat pipe heat exchanger realizes the process of continuous phase change through the heat transfer temperature difference on both sides. It has high heat transfer performance, realizes the heat exchange between supply air and exhaust air, reduces the energy consumption of cooling fresh air, and reduces the energy of heating regeneration air. consumption.

5. The present invention is equipped with an indoor temperature and humidity negative feedback adjustment device, which continuously monitors the indoor temperature and humidity, so as to regulate the blower and regeneration temperature in the air treatment equipment, so as to achieve the indoor design parameters, ensure the thermal comfort of the human body and eliminate energy waste.

6. The invention can be effectively applied in high-humidity areas. The heat storage efficiency of solar energy is high, the utilization rate of electricity and heat generated by the solar photovoltaic photothermal system is high, the regeneration energy consumption of the solid adsorption runner is small, the use effect is good, and it is easy to be popularized and used.

In summary, the air-conditioning system of the present invention is reasonable in design, easy to implement, combined with the application method, can be effectively applied in high-humidity areas, the heat storage efficiency of solar energy is high, the utilization rate of electricity and heat generated by the solar photovoltaic photothermal system is high, and solid adsorption transfer The wheel regeneration energy consumption is small, the use effect is good, and it is convenient to popularize and use.

The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

Description of drawings

Fig. 1 is the composition schematic diagram of air-conditioning system of the present invention;

Fig. 2 is a schematic composition diagram of the chemical adsorption accumulator of the present invention.

1—unit shell; 2—fresh air inlet; 3—air filter;

4—precooler; 5—solid adsorption runner; 5-1—adsorption side;

5-2—regeneration side; 6—microchannel heat pipe heat exchanger; 6-1—evaporative cooling section;

6-2—condensation heating section; 7—first air heater; 8—spray humidifier;

9—second air heater; 10—blower; 11—air outlet;

12—plate heat exchanger; 13—auxiliary heater; 14—exhaust fan;

15—air outlet; 16—photovoltaic thermal panel; 17—the first circulating water pump;

18—chemisorption accumulator; 18-1—adsorption reactor; 18-2—evaporation condenser;

18-3—pressure gauge; 18-4—vacuum valve; 18-5—first thermometer; 18-6—second thermometer; 18-7—first gate valve; 18-8—first water pump; 18-9— The second gate valve; 18-10—the second water pump; 18-11—heat source;

18-12—energy storage output end; 18-13—first pipeline; 18-14—second pipeline;

18-15—the third pipeline; 18-16—the fourth pipeline; 18-17—the fifth pipeline;

19—heat storage tank; 20—battery; 21—first controller;

22—electric vehicle charging pile; 23—urban power grid; 27—room electricity master control;

28—the fifteenth valve; 29—the second replenishment pump; 30—the first valve;

31—the sixteenth valve; 32—the third circulating water pump; 33—the third valve;

34—the fifth valve; 35—the second valve; 36—the fourth valve;

37—the sixth valve; 38—the seventh valve; 39—the eighth valve;

40—the ninth valve; 41—the second circulating water pump; 42—the first supplementary water pump;

43—the thirteenth valve; 44—the eleventh valve; 45—the second water supply main pipe;

46—the first water supply pipe; 47—the second return water pipe; 48—outdoor fresh air;

49—air supply pipe; 50—return air pipe; 51—the first water supply pipe;

52—the first water return pipe; 53—exhaust air; 54—the first circulating water pipe;

55—the second circulating water pipe; 56—the first water supply main pipe; 57—the third circulating water pipe;

58—the second switch; 59—the first switch; 60—the total circuit;

61—the fifth switch; 63—the second branch circuit; 65—the fourth switch;

66—the third switch; 67—the fourth branch circuit; 68—the third branch circuit;

69—the first sub-circuit; 70—the second sub-circuit; 71—the first sub-circuit;

72—the third branch; 73—the fourth branch; 74—the fifth branch;

75—sixth branch; 76—seventh branch; 77—eighth branch;

78—the second controller; 79—the third controller; 80—the fourth controller;

81—the fifth controller; 82—the sixth switch; 83—the seventh switch;

84—the eighth switch; 85—the ninth switch; 86—the tenth switch;

87—the eleventh switch; 88—the twelfth switch; 89—the air return port;

90—the tenth valve; 91—bypass pipe; 92—the twelfth valve;

93—domestic hot water pipe; 94—domestic hot water supply pump; 95—the fourteenth valve.

Detailed ways

As shown in Figure 1, the photovoltaic photothermal solid adsorption composite air conditioning system in high humidity areas of the present invention includes a solid adsorption air treatment unit, a solar photovoltaic photothermal system, a hot water circulation system, a cold water circulation system and a power supply system;

The solid adsorption air handling unit includes a unit housing 1, the unit housing 1 is divided into an air supply channel and an exhaust channel, and the entrance of the air supply channel is provided with a fresh air inlet 2 on the unit housing 1 , the air supply passage is provided with an air filter 3, a precooler 4, a first air heater 7, a spray humidifier 8, a second air heater 9 and a blower 10 in sequence along with the air flow direction, and the air supply The outlet of the channel is provided with an air supply port 11 located on the unit casing 1, and a solid adsorption runner 5 and a microchannel heat pipe heat exchanger are arranged in sequence between the precooler 4 and the first air heater 7 along with the air flow direction. 6. The solid adsorption rotor 5 includes an adsorption side 5-1 and a regeneration side 5-2, the adsorption side 5-1 is located in the air supply channel, the regeneration side 5-2 is located in the exhaust channel, the The microchannel heat pipe heat exchanger 6 includes an evaporative cooling section 6-1 and a condensing heating section 6-2, the evaporative cooling section 6-1 is located in the air supply channel, and the condensing heating section 6-2 is located in the exhaust air channel, The inlet of the exhaust channel is provided with a return air outlet 89 located on the unit casing 1, and a plate heat exchanger 12, an auxiliary heater 13 and an exhaust fan 14 are sequentially arranged in the exhaust channel along with the air flow direction. The condensing heating section 6-2 is located in front of the plate heat exchanger 12, the regeneration side 5-2 is located behind the auxiliary heater 13, and the outlet of the air exhaust channel is provided with an air exhaust port 15 located on the unit casing 1, A first valve 30 is provided between the air filter 3 and the precooler 4, a second valve 35 is provided between the evaporative cooling section 6-1 and the first air heater 7, and the first valve 30 The air supply branch pipe is connected with the front of the second valve 35, and the third valve 33 is arranged on the air supply branch pipe, and the fourth valve 36 is arranged between the spray humidifier 8 and the second air heater 9, so The first air heater 7 is provided with a fifth valve 34 before and after, the second air heater 9 is provided with a sixth valve 37, and an air supply duct 49 is connected between the air supply port 11 and the building room. A seventh valve 38 is arranged on the air supply pipe 49, and a return air pipe 50 is connected between the air return port 89 and the condensation heating section 6-2, and an eighth valve 39 is arranged on the return air pipe 50, and the return air pipe 50 is provided with an eighth valve 39. A return air branch pipe is connected between the air duct 50 and the exhaust fan 14, and the ninth valve 40 is arranged on the return air branch pipe; Set with coiled tubing.

In this embodiment, the hot water circulation system includes a chemical adsorption accumulator 18 and a hot water storage tank 19, a first circulating water pipe 54 is connected between the chemical adsorption accumulator 18 and the coil pipe, and the first The circulating water pipe 54 is provided with a first circulating water pump 17, the second circulating water pipe 55 is connected between the chemical adsorption accumulator 18 and the heat storage tank 19, and the second circulating water pipe 55 is provided with a tenth valve 90 , the third circulating water pipe 57 is connected between the hot water storage tank 19 and the photovoltaic photothermal plate 16, the eleventh valve 44 is arranged on the third circulating water pipe 57, the chemical adsorption energy storage device 18 and the plate type A first water supply pipe 51 and a first return water pipe 52 are connected between the heat exchangers 12, the first water return pipe 52 is provided with a second circulating water pump 41, and the chemical adsorption accumulator 18 is connected with bypass pipes before and after 91. A twelfth valve 92 is arranged on the bypass pipe 91.

During specific implementation, the number of tubes of the microchannel heat pipe heat exchanger 6 is 44, the number of tube rows is 8 rows, the tube spacing is 45mm, and the base tube size is 24mm; the adsorption side 5-1 of the solid adsorption runner 5 and the regeneration The area ratio of side 5-2 is 3:1.

In this embodiment, as shown in Figure 2, the chemical adsorption energy storage device 18 includes an adsorption reactor 18-1 and an evaporative condenser 18-2, as well as a heat source 18-11 and an energy storage output terminal 18-12; A first pipeline 18-13 is connected between the adsorption reactor 18-1 and the evaporative condenser 18-2, and the first pipeline 18-13 is provided with a pressure gauge 18-3 and a vacuum valve 18-4, so A second pipeline 18-14 and a third pipeline 18-15 are connected between the adsorption reactor 18-1 and the heat source 18-11, and the second pipeline 18-14 is provided with a first thermometer 18-5 , the third pipeline 18-15 is provided with a first gate valve 18-7 and a first water pump 18-8, and a fourth pipe is connected between the evaporation condenser 18-2 and the energy storage output end 18-12 18-16 and fifth pipeline 18-17, the fourth pipeline 18-16 is provided with a second thermometer 18-6, and the fifth pipeline 18-17 is provided with a second gate valve 18-9 and a second water pump 18-10.

In this embodiment, the second circulating water pipe 55 is connected with a first water supply main pipe 56 , and the first water supply main pipe 56 is provided with a first supplementary water pump 42 and a thirteenth valve 43 .

In this embodiment, the domestic hot water pipe 93 is connected to the hot water storage tank 19 , and the domestic hot water pipe 93 is provided with a domestic hot water supply pump 94 and a fourteenth valve 95 .

In this embodiment, the cold water circulation system includes a second water supply main pipe 45 for connecting with tap water pipes. The second water supply main pipe 45 is provided with a fifteenth valve 28 and a second supplementary water pump 29. The second The first water supply pipe 46 is connected between the water supply main pipe 45 and the spray humidifier 8, and the third circulating water pump 32 is arranged on the first water supply pipe 46, and the precooler 4 and the first water supply pipe 46 are connected There is a first water return pipe, the first water return pipe is provided with a sixteenth valve 31, and the bottom water outlet of the spray humidifier 8 and the bottom water inlet of the precooler 4 are connected with a second return water pipe. Moisture pipe 47.

In this embodiment, the power supply system includes a storage battery 20 for storing the power generated by the photovoltaic thermal panel 16, and a total circuit 60 is connected between the storage battery 20 and the photovoltaic thermal panel 16, and the total circuit 60 is provided with There is a first controller 21, and the total circuit 60 is connected with a first branch circuit 69 for supplying power to the solid adsorption air handling unit, a second branch circuit 63 for supplying power to the building room, and a third branch circuit 63 for supplying power to electric vehicle charging piles. circuit 68 and the fourth sub-circuit 67 leading to the city power grid 23; the first sub-circuit 69 is provided with a second controller 78 and a first switch 59, and the first sub-circuit 69 is connected with an auxiliary heater 13 The first sub-shunt 71 for supplying power, the second sub-shunt 70 for supplying power to the exhaust fan 14, the third sub-shunt 72 for supplying power to the second supplementary water pump 29, and the fourth sub-shunt 73 for supplying power to the precooler 4 , the fifth sub-shunt 74 for the third circulating water pump 32, the sixth sub-shunt 75 for the first air heater 7, the seventh sub-shunt 76 for the second air heater 9 and the blower The eighth sub-circuit 77 powered by 10, the second sub-circuit 63 is provided with a second switch 58 and a third controller 79, and the third sub-circuit 68 is provided with a third switch 66 and a fourth controller 80, the fourth sub-circuit 67 is provided with a fourth switch 65 and a fifth controller 81, the first sub-circuit 71 is provided with a fifth switch 61, and the second sub-circuit 70 is provided with A sixth switch 82, a seventh switch 83 is provided on the third sub-circuit 72, an eighth switch 84 is provided on the fourth sub-circuit 73, and a ninth switch 84 is provided on the fifth sub-circuit 74. switch 85, the sixth sub-circuit 75 is provided with a tenth switch 86, the seventh sub-circuit 76 is provided with an eleventh switch 87, and the eighth sub-circuit 77 is provided with a twelfth Switch 88.

The application method of the photovoltaic photothermal solid adsorption composite air-conditioning system in the high-humidity area of the present invention includes a method for supplying domestic hot water with cooling and power supply in summer and a method for heating and power supplying domestic hot water in winter; the method for supplying domestic hot water with cooling and power supply in summer includes The first air treatment path in summer that provides low-temperature and low-humidity fresh air to buildings in high-humidity areas, the second air treatment path in summer that is used to discharge the solid adsorption rotor regeneration exhaust, and is used to provide heat for the chemical adsorption energy storage device 18 and supply domestic heat The first hot water circulation path in summer of the solar photovoltaic photothermal system of water, the second hot water circulation path in summer for providing heat for regenerative exhaust air, and the cold air required for providing precooler 4 and spray humidifier 8 The cold water circulation path in summer and the power supply method in summer.

In this embodiment, the specific process of the first air treatment path in summer includes: opening the first valve 30, the sixteenth valve 31, the fifth valve 34, the sixth valve 37, and the seventh valve 38, closing the third valve 33 , the second valve 35, the fourth valve 36; the outdoor fresh air 48 enters the unit shell 1 through the fresh air inlet 2, first passes through the air filter 3 to remove dust and impurities, and enters the solid adsorption rotor after iso-wet cooling in the precooler 4 The adsorption side 5-1 of 5 performs isenthalpic dehumidification. At this time, the hot air enters the evaporative cooling section 6-1 of the microchannel heat pipe heat exchanger 6 to exchange heat with the indoor exhaust air, and then directly evaporates through the spray humidifier 8 During the cooling process, the blower 10 sends the low-temperature and low-humidity air into the building through the air outlet 11;

The specific process of the second air treatment path in summer includes: opening the eighth valve 39, closing the ninth valve 40; the indoor return air enters the unit casing 1 through the return air outlet 89, and passes through the condensation heating section of the microchannel heat pipe heat exchanger 6 6-2 Exchange heat with hot air, and obtain solar heat from the chemical adsorption energy storage 18 in the plate heat exchanger 12. At this time, the high-temperature and low-humidity regeneration exhaust air is heated by the auxiliary heater 13 to achieve solid adsorption conversion. The regeneration heat required by the wheel 5 regenerates the regeneration side 5-2 of the solid adsorption runner 5, and finally the exhaust fan 14 discharges the high-temperature and high-humidity exhaust air 53 into the environment through the exhaust outlet 15;

The specific process of the first hot water circulation path in summer includes: opening the thirteenth valve 43, the eleventh valve 44, the tenth valve 90, and the fourteenth valve 95, closing the twelfth valve 92; There is cold water in the coil pipe of the back panel, which takes away the heat of the solar energy and enters the hot water storage tank 19 through the third circulating water pipe 57 to heat the cold water. The hot water pipe 93 supplies domestic hot water for showering and other domestic hot water in the building, and performs tap water replenishment through the first water supply main pipe 56 under the action of the first replenishment pump 42, and part of the hot water enters the chemical adsorption accumulator through the second circulating water pipe 55 18. Under the action of the first circulating water pump 17, the cold water after releasing the heat returns to the photovoltaic photothermal panel 16 through the first circulating water pipe 54 to perform a new round of circulating heat collection;

The specific process of the second hot water circulation path in summer includes: there are two sets of adsorption reactors and evaporative coolers in the chemical adsorption accumulator 18 to alternately carry out the heat storage and heat release process, and the adsorption reactor 18-1 The adsorption heat storage material obtains the heat from the hot water in the second circulating water pipe 55, and when the pressure in the adsorption reactor 18-1 rises to the condensation pressure simultaneously with the temperature, the vacuum valve 18-4 opens the water vapor from the adsorption heat storage material. Desorption, entering the evaporative condenser 18-2 to condense, the condensation heat is released to the energy storage output end 18-12, the heat storage process is completed, and the heat energy is converted into chemical energy for storage, while in the heat release process, water vapor Evaporate from the evaporative condenser 18-2 and enter the adsorption reactor 18-1 for adsorption reaction, releasing the heat of adsorption. At this time, the first water supply pipe 51 supplies the heat of adsorption to the plate heat exchanger 12 through hot water, and the regeneration exhaust air is carried out. The cold water after the heat exchange returns to the chemical adsorption energy storage device 18 through the first return pipe 52 for a new cycle of heat collection;

The specific process of the cold water circulation path in summer includes: opening the fifteenth valve 28 and the sixteenth valve 31; The top of the humidifier 8 is sprayed to cool and humidify the hot and dry air. The cold water at the bottom of the spray humidifier 8 enters the pre-cooler 4 through the second water return pipe 47 to pre-cool the outdoor fresh air, and the first water supply The branch pipe 46 is connected with a second water supply main pipe 45 to perform tap water replenishment under the action of the second replenishment pump 29;

The specific process of the summer power supply method includes: opening the second switch 58, the first switch 59, the fifth switch 61, the fourth switch 65, the third switch 66, the sixth switch 82, the seventh switch 83, and the eighth switch 84 , the ninth switch 85, the twelfth switch 88, close the tenth switch 86, the eleventh switch 87; the photovoltaic photothermal panel 16 converts solar energy into direct current, and the circuit is divided into four circuits through the first controller 21, and the first circuit The solid adsorption air handling unit is preferentially supplied by the first sub-circuit 69, the first sub-circuit 71 is used to supply power to the auxiliary heater 13, the second sub-circuit 70 is used to supply power to the exhaust fan 14, and the third sub-circuit 72 is used to supply power to the auxiliary heater 13. The second supplementary water pump 29 supplies power, the fourth sub-shunt 73 is used to supply power to the precooler 4, the fifth sub-shunt 74 is used to supply power to the third circulating water pump 32, and the eighth sub-shunt 77 is used to supply power to the air blower 10; The second route is connected with the room power master control 27 by the second branch circuit 63, and the second priority is to supply indoor electricity for the building; the third route is connected with the electric vehicle charging pile 22 equipped outside the building by the third branch circuit 68, which is used for new Energy vehicle power supply; the fourth road is connected with the city power grid 23 by the fourth sub-circuit 67, when other power supply is sufficient, the electric energy generated by the solar photovoltaic photothermal system is connected to the city power grid, and is used for other buildings or facilities in the city use electricity.

In this embodiment, the method for heating and power supplying domestic hot water in winter includes a first air treatment path in winter for providing high-temperature and high-humidity fresh air to the building, and a second air treatment path in winter for discharging low-temperature and low-humidity exhaust air in the building, The winter hot water circulation path of the solar photovoltaic photothermal system used to provide domestic hot water, the winter cold water circulation path used to provide the required humid air for the spray humidifier 8, and the winter power supply method;

The specific process of the first air treatment path in winter includes: opening the third valve 33, the second valve 35, the fourth valve 36, and the seventh valve 38, closing the first valve 30, the fifth valve 34, and the sixth valve 37; The outdoor fresh air 48 enters the unit casing 1 through the fresh air inlet 2, first passes through the air filter 3 to remove dust and impurities, and then directly enters the first air heater 7 for isohumid heating, then passes through the spray humidifier 8 for humidification, and then enters the second 2. The air heater 9 performs iso-humid heating, and finally the high-temperature and high-humidity air is sent into the building through the air supply port 11 by the blower 10;

The specific process of the second air treatment path in winter includes: opening the ninth valve 40, closing the eighth valve 39; the indoor return air enters the unit casing 1 through the return air outlet 89, and the low-temperature and low-humidity exhaust air is directly passed by the exhaust fan 14. The exhaust outlet 15 is discharged into the environment;

The specific process of the hot water circulation path in winter includes: opening the thirteenth valve 43, the eleventh valve 44, the twelfth valve 92, and the fourteenth valve 95, closing the tenth valve 90; There is cold water in the coil pipe, which takes away the heat of the solar energy and enters the hot water storage tank 19 through the third circulating water pipe 57 to heat the cold water, where the hot water is pumped by the domestic hot water pipe 93 supplies domestic hot water for showers and other domestic hot water in the building, and performs tap water replenishment through the first water supply main pipe 56 under the action of the first water replenishment pump 42, and the remaining cold water returns to the building through the bypass pipe 91 under the action of the first circulating water pump 17. A new round of cyclic heat collection is carried out in the coil tube on the back plate of the photovoltaic photothermal panel 16;

The specific process of the winter cold water circulation path includes: opening the fifteenth valve 28 and the sixteenth valve 31, closing the eighth switch 84; the precooler 4 does not perform air treatment, and the water outlet at the bottom of the precooler passes through the first water supply pipe 46 Under the action of the third circulating water pump 32, it enters the top of the spray humidifier 8 for spraying to humidify the dry air, and the cold water at the bottom of the spray humidifier 8 enters the precooler 4 through the second water return pipe 47 to form a cold water cycle , and the second water supply main pipe 45 is connected to the first water supply pipe 46 to perform tap water replenishment under the action of the second water replenishment pump 29;

The specific process of the winter power supply method includes: opening the second switch 58, the first switch 59, the fourth switch 65, the third switch 66, the sixth switch 82, the seventh switch 83, the ninth switch 85, and the tenth switch 86 , the eleventh switch 87, the twelfth switch 88, close the fifth switch 61, the eighth switch 84; the photovoltaic photothermal panel 16 converts solar energy into direct current, and the circuit is divided into four circuits through the first controller 21, the first circuit The solid adsorption air handling unit is preferentially supplied by the first sub-circuit 69, the second sub-circuit 70 is used to supply power to the exhaust fan 14, the third sub-circuit 72 is used to supply power to the second supplementary water pump 29, and the fifth sub-circuit 74 is used The third circulating water pump 32 supplies power, the sixth sub-shunt 75 is used to supply power to the first air heater 7, the seventh sub-shunt 76 is used to supply power to the second air heater 9, and the eighth sub-shunt 77 is used to supply the air blower 10 Power supply; the second circuit is connected by the second branch circuit 63 with the room power control 27, and the second priority is to supply indoor electricity for the building; the third circuit is connected by the third branch circuit 68 and the electric vehicle charging pile 22 equipped outside the building , used for power supply of new energy vehicles; the fourth road is connected with the city power grid 23 by the fourth sub-circuit 67, and when the supply of other power consumption is sufficient, the electric energy generated by the solar photovoltaic photothermal system is connected to the city power grid for other use in the city Electricity use for buildings or facilities.

The above are only preferred embodiments of the present invention, and do not limit the present invention in any way. All simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical essence of the present invention still belong to the technical aspects of the present invention. within the scope of protection of the scheme.

Claims (10)

1. A photovoltaic and thermosetting body adsorption composite air conditioning system in a high-humidity area is characterized in that: the system comprises a solid adsorption air treatment unit, a solar photovoltaic photo-thermal system, a hot water circulating system, a cold water circulating system and a power supply system;

the solid adsorption air treatment unit comprises a unit shell (1), an air supply channel and an exhaust channel are partitioned in the unit shell (1), a fresh air inlet (2) positioned on the unit shell (1) is arranged at the inlet of the air supply channel, an air filter (3), a precooler (4), a first air heater (7), a spray humidifier (8), a second air heater (9) and a blower (10) are sequentially arranged in the air supply channel along with the air flow direction, an air supply opening (11) positioned on the unit shell (1) is arranged at the outlet of the air supply channel, a solid adsorption runner (5) and a micro-channel heat pipe heat exchanger (6) are sequentially arranged between the precooler (4) and the first air heater (7) along with the air flow direction, the solid adsorption runner (5) comprises an adsorption side (5-1) and a regeneration side (5-2), the adsorption side (5-1) is positioned in the air supply channel, the regeneration side (5-2) is positioned in the channel, the micro-channel heat pipe heat exchanger (6) comprises an evaporation cooling section (6-1) and a condensation section (6-2), the air exhaust section (6-cooling section) is positioned in the air supply channel (6-cooling section) and the condensation section (6-1), an air return port (89) positioned on the unit shell (1) is arranged at the inlet of the air exhaust channel, a plate heat exchanger (12), an auxiliary heater (13) and an exhaust fan (14) are sequentially arranged in the air exhaust channel along with the air flow direction, the condensation heating section (6-2) is positioned in front of the plate heat exchanger (12), the regeneration side (5-2) is positioned behind the auxiliary heater (13), an air exhaust port (15) positioned on the unit shell (1) is arranged at the outlet of the air exhaust channel, a first valve (30) is arranged between the air filter (3) and the precooler (4), a second valve (35) is arranged between the evaporation cooling section (6-1) and the first air heater (7), a branch pipe is connected in front of the first valve (30) and the second valve (35), a third valve (36) is arranged on the air supply branch pipe, a fourth valve (36) is arranged between the humidifier (8) and the second air heater (9), a fifth valve (34) is arranged in front of the first air heater (7), a seventh valve (49) is arranged in front of the air supply pipe (9), a seventh valve (49) is arranged in front of the air supply pipe is connected with the air supply pipeline (9), an air return pipeline (50) is connected between the air return port (89) and the condensation heating section (6-2), an eighth valve (39) is arranged on the air return pipeline (50), an air return branch pipe is connected between the air return pipeline (50) and the exhaust fan (14), and a ninth valve (40) is arranged on the air return branch pipe; the solar photovoltaic photo-thermal system comprises a photovoltaic photo-thermal plate (16), and a coil is arranged on the back of the photovoltaic photo-thermal plate (16).

2. The photovoltaic and thermosetting body adsorption composite air conditioning system for high humidity areas according to claim 1, wherein: the hot water circulation system comprises a chemical adsorption energy accumulator (18) and a heat storage water tank (19), a first circulating water pipe (54) is connected between the chemical adsorption energy accumulator (18) and a coil pipe, a first circulating water pump (17) is arranged on the first circulating water pipe (54), a second circulating water pipe (55) is connected between the chemical adsorption energy accumulator (18) and the heat storage water tank (19), a tenth valve (90) is arranged on the second circulating water pipe (55), a third circulating water pipe (57) is connected between the heat storage water tank (19) and the photovoltaic photo-thermal plate (16), an eleventh valve (44) is arranged on the third circulating water pipe (57), a first water supply pipe (51) and a first water return pipe (52) are connected between the chemical adsorption energy accumulator (18) and the plate heat exchanger (12), a second circulating water pump (41) is arranged on the first water return pipe (52), a twelfth valve (92) is arranged on the bypass pipe (91).

3. The photovoltaic and thermosetting solid adsorption composite air conditioning system for high humidity areas according to claim 2, the method is characterized in that: the chemisorption energy accumulator (18) comprises an adsorption reactor (18-1) and an evaporation condenser (18-2), a heat source (18-11) and an energy storage output end (18-12); the novel energy-saving evaporator is characterized in that a first pipeline (18-13) is connected between the adsorption reactor (18-1) and the evaporation condenser (18-2), a pressure gauge (18-3) and a vacuum valve (18-4) are arranged on the first pipeline (18-13), a second pipeline (18-14) and a third pipeline (18-15) are connected between the adsorption reactor (18-1) and the heat source (18-11), a first thermometer (18-5) is arranged on the second pipeline (18-14), a first gate valve (18-7) and a first water pump (18-8) are arranged on the third pipeline (18-15), a fourth pipeline (18-16) and a fifth pipeline (18-17) are connected between the evaporation condenser (18-2) and the energy storage output end (18-12), a second thermometer (18-6) is arranged on the fourth pipeline (18-16), and a second gate valve (18-9) and a second water pump (18-10) are arranged on the fifth pipeline (18-17).

4. The photovoltaic and thermosetting body adsorption composite air conditioning system for high humidity areas according to claim 2, wherein: the second circulating water pipe (55) is connected with a first water supply main pipe (56), and the first water supply main pipe (56) is provided with a first water supplementing pump (42) and a thirteenth valve (43).

5. The photovoltaic and thermosetting body adsorption composite air conditioning system for the high humidity area according to claim 4, wherein: the heat storage water tank (19) is connected with a domestic hot water pipe (93), and the domestic hot water pipe (93) is provided with a domestic hot water supply pump (94) and a fourteenth valve (95).

6. The photovoltaic and thermosetting body adsorption composite air conditioning system for the high humidity area according to claim 5, wherein: the cold water circulation system comprises a second water supply main pipe (45) which is connected with a tap water pipe, a fifteenth valve (28) and a second water supplementing pump (29) are arranged on the second water supply main pipe (45), a first water supply branch pipe (46) is connected between the second water supply main pipe (45) and the spray humidifier (8), a third circulating water pump (32) is arranged on the first water supply branch pipe (46), a first return water branch pipe is connected between the precooler (4) and the first water supply branch pipe (46), a sixteenth valve (31) is arranged on the first return water branch pipe, and a second return water branch pipe (47) is connected between a bottom water outlet of the spray humidifier (8) and a bottom water inlet of the precooler (4).

7. The photovoltaic and thermosetting body adsorption composite air conditioning system for the high humidity area according to claim 6, wherein: the power supply system comprises a storage battery (20) for storing electric energy generated by the photovoltaic photo-thermal plate (16), a total circuit (60) is connected between the storage battery (20) and the photovoltaic photo-thermal plate (16), a first controller (21) is arranged on the total circuit (60), and the total circuit (60) is connected with a first sub-circuit (69) for supplying power to the solid adsorption air treatment unit, a second sub-circuit (63) for supplying power to a building room, a third sub-circuit (68) for supplying power to an electric automobile charging pile and a fourth sub-circuit (67) for being connected to an urban power grid (23); the first sub-circuit (69) is provided with a second controller (78) and a first switch (59), the first sub-circuit (69) is connected with a first sub-circuit (71) for supplying power to the auxiliary heater (13), a second sub-circuit (70) for supplying power to the exhaust fan (14), a third sub-circuit (72) for supplying power to the second water supplementing pump (29), a fourth sub-circuit (73) for supplying power to the precooler (4), a fifth sub-circuit (74) for supplying power to the third circulating water pump (32), a sixth sub-circuit (75) for supplying power to the first air heater (7), a seventh sub-circuit (76) for supplying power to the second air heater (9) and an eighth sub-circuit (77) for supplying power to the auxiliary heater (10), the second sub-circuit (63) is provided with a second switch (58) and a third controller (79), the third sub-circuit (68) is provided with a third switch (66) and a fourth controller (80), the fourth sub-circuit (67) is provided with a fourth switch (75) and the fourth sub-circuit (67) is provided with a fifth switch (81), the third sub-circuit (65) is provided with a fifth switch (81), an eighth switch (84) is arranged on the fourth sub-branch (73), a ninth switch (85) is arranged on the fifth sub-branch (74), a tenth switch (86) is arranged on the sixth sub-branch (75), an eleventh switch (87) is arranged on the seventh sub-branch (76), and a twelfth switch (88) is arranged on the eighth sub-branch (77).

8. An application method of a photovoltaic and photo-thermal solid adsorption composite air conditioning system in a high-humidity area is characterized in that the air conditioning system according to claim 7 is adopted, and the method comprises a domestic hot water supply method for cooling and supplying power in summer and a domestic hot water supply method for heating and supplying power in winter; the summer refrigeration power supply and domestic hot water supply method comprises a summer first air treatment path for providing low-temperature low-humidity fresh air for buildings in a high-humidity area, a summer second air treatment path for exhausting regenerated exhaust air of a solid adsorption rotating wheel, a summer first hot water circulation path of a solar photovoltaic photo-thermal system for providing heat for a chemical adsorption energy accumulator (18) and supplying domestic hot water, a summer second hot water circulation path for providing heat for regenerated exhaust air, a summer cold water circulation path for providing cold air for a precooler (4) and a spray humidifier (8) and a summer power supply method.

9. The application method of the photovoltaic and thermosetting body adsorption composite air conditioning system for the high-humidity area according to claim 8, which is characterized in that,

the specific process of the first air treatment path in summer comprises the following steps: opening a first valve (30), a sixteenth valve (31), a fifth valve (34), a sixth valve (37) and a seventh valve (38), and closing a third valve (33), a second valve (35) and a fourth valve (36); the outdoor fresh air (48) enters the unit shell (1) through the fresh air inlet (2), dust impurities are removed through the air filter (3), the air is subjected to constant-humidity cooling in the precooler (4), then enters the adsorption side (5-1) of the solid adsorption rotating wheel (5) to perform isenthalpic dehumidification, at the moment, hot air enters the evaporation cooling section (6-1) of the micro-channel heat pipe exchanger (6) to exchange heat with indoor exhaust air, then the direct evaporation cooling process is performed through the spray humidifier (8), and finally low-temperature low-humidity air is sent into a building through the air supply opening (11) by the air feeder (10);

The specific process of the second air treatment path in summer comprises the following steps: opening an eighth valve (39) and closing a ninth valve (40); indoor return air enters the unit shell (1) through the return air inlet (89), heat exchange is carried out between the indoor return air and hot air through the condensation heating section (6-2) of the micro-channel heat pipe heat exchanger (6), solar heat from the chemical adsorption energy accumulator (18) is obtained in the plate heat exchanger (12), at the moment, high-temperature low-humidity regenerated exhaust air reaches the regenerated heat required by the solid adsorption rotating wheel (5) through isenthalpic heating of the auxiliary heater (13), the regenerated side (5-2) of the solid adsorption rotating wheel (5) is regenerated, and finally the exhaust fan (14) discharges high-temperature high-humidity exhaust air (53) to the environment through the exhaust outlet (15);

the specific process of the first hot water circulation path in summer comprises the following steps: opening a thirteenth valve (43), an eleventh valve (44), a tenth valve (90), a fourteenth valve (95), and closing a twelfth valve (92); cold water is led into a coil pipe of a backboard of the photovoltaic photo-thermal plate (16), solar heat is taken away and enters a heat storage water tank (19) through a third circulating water pipe (57) to heat the cold water, part of the hot water is supplied to domestic hot water used for showering and the like in a building room by a domestic hot water pipe (93) under the action of a domestic hot water supply pump (94), tap water is supplemented by a first water supply main pipe (56) under the action of a first water supplementing pump (42), part of the hot water enters a chemical adsorption energy accumulator (18) through a second circulating water pipe (55), and cold water after releasing the heat returns to the photovoltaic photo-thermal plate (16) through a first circulating water pipe (54) under the action of a first circulating water pump (17) to carry out new round of circulating heat collection;

The specific process of the second hot water circulation path in summer comprises the following steps: the chemical adsorption energy accumulator (18) is internally provided with two sets of adsorption reactors and an evaporative cooler for alternately carrying out heat accumulation and heat release, an adsorption heat accumulation material in the adsorption reactor (18-1) acquires heat of hot water in a second circulating water pipe (55), when the pressure in the adsorption reactor (18-1) is increased to condensing pressure along with the temperature, a vacuum valve (18-4) opens water vapor to desorb from the adsorption heat accumulation material, the water vapor enters an evaporation condenser (18-2) for condensation, the condensing heat is released into an energy storage output end (18-12) to finish the heat accumulation process, the heat energy is converted into chemical energy for storage, and in the heat release process, the water vapor is evaporated from the evaporation condenser (18-2) and enters the adsorption reactor (18-1) for adsorption reaction to release adsorption heat, and at the moment, the first water supply pipe (51) supplies the adsorption heat to the plate heat exchanger (12) through the hot water, and cold water after heat exchange with regeneration returns to the chemical adsorption energy accumulator (18) through a first water return pipe (52) for circulating heat collection of a new round;

the specific process of the summer cold water circulation path comprises the following steps: opening a fifteenth valve (28) and a sixteenth valve (31); a water outlet at the bottom end of the precooler (4) enters the top end of the spray humidifier (8) to spray under the action of a third circulating water pump (32) through a first water supply branch pipe (46), dry hot air is cooled and humidified, cold water at the bottom of the spray humidifier (8) enters the precooler (4) through a second water return branch pipe (47) to precool outdoor fresh air, and a second water supply main pipe (45) is connected to the first water supply branch pipe (46) to supplement tap water under the action of a second water supplementing pump (29);

The specific process of the summer power supply method comprises the following steps: opening the second switch (58), the first switch (59), the fifth switch (61), the fourth switch (65), the third switch (66), the sixth switch (82), the seventh switch (83), the eighth switch (84), the ninth switch (85), the twelfth switch (88), and closing the tenth switch (86) and the eleventh switch (87); the photovoltaic photo-thermal plate (16) converts solar energy into direct current, the circuit is divided into four paths through the first controller (21), the first path is formed by a first branch circuit (69) which is used for preferentially supplying power to the solid adsorption air treatment unit, the first branch circuit (71) is used for supplying power to the auxiliary heater (13), the second branch circuit (70) is used for supplying power to the exhaust fan (14), the third branch circuit (72) is used for supplying power to the second water supplementing pump (29), the fourth branch circuit (73) is used for supplying power to the precooler (4), the fifth branch circuit (74) is used for supplying power to the third circulating water pump (32), and the eighth branch circuit (77) is used for supplying power to the blower (10); the second path is connected with a room electricity utilization master control (27) by a second sub-circuit (63) and is used for supplying indoor electricity to the building in a sub-priority mode; the third path is connected with an electric automobile charging pile (22) arranged outside the building through a third sub-circuit (68) and is used for supplying power to the new energy automobile; the fourth path is that the fourth sub-circuit (67) is connected with the urban power grid (23), and when other power consumption supplies enough, the electric energy generated by the solar photovoltaic photo-thermal system is fed into the urban power grid for power consumption of other buildings or facilities in the city.

10. The application method of the photovoltaic and thermosetting body adsorption composite air conditioning system for the high-humidity area according to claim 8, which is characterized in that,

the winter heating power supply domestic hot water method comprises a winter first air treatment path for providing high-temperature and high-humidity fresh air for a building, a winter second air treatment path for exhausting low-temperature and low-humidity exhaust air in the building, a winter hot water circulation path for providing domestic hot water of a solar photovoltaic photo-thermal system, a winter cold water circulation path for providing required wet air for a spray humidifier (8) and a winter power supply method;

the specific process of the first air treatment path in winter comprises the following steps: opening the third valve (33), the second valve (35), the fourth valve (36) and the seventh valve (38), and closing the first valve (30), the fifth valve (34) and the sixth valve (37); the outdoor fresh air (48) enters the unit shell (1) through the fresh air inlet (2), dust and impurities are removed through the air filter (3), cold air directly enters the first air heater (7) for equal-humidity heating, is humidified through the spray humidifier (8), enters the second air heater (9) for equal-humidity heating, and finally high-temperature and high-humidity air is sent into a building through the air supply opening (11) by the air feeder (10);

The specific process of the second air treatment path in winter comprises the following steps: opening the ninth valve (40) and closing the eighth valve (39); indoor return air enters the unit shell (1) through the return air inlet (89), and low-temperature low-humidity exhaust air is directly exhausted into the environment through the exhaust outlet (15) by the exhaust fan (14);

the specific process of the winter hot water circulation path comprises the following steps: opening a thirteenth valve (43), an eleventh valve (44), a twelfth valve (92), a fourteenth valve (95), and closing a tenth valve (90); cold water is filled in the coil pipe of the back plate of the photovoltaic photo-thermal plate (16), solar heat is taken away and enters the heat storage water tank (19) through the third circulating water pipe (57) to heat the cold water, the hot water is supplied to domestic hot water used for showering and the like in a building room by the domestic hot water pipe (93) under the action of the domestic hot water supply pump (94), tap water is supplemented by the first water supply main pipe (56) under the action of the first water supplementing pump (42), and the residual cold water returns to the coil pipe of the back plate of the photovoltaic photo-thermal plate (16) through the bypass pipe (91) under the action of the first circulating water pump (17) to carry out new round of circulating heat collection;

the specific process of the winter cold water circulation path comprises the following steps: opening a fifteenth valve (28) and a sixteenth valve (31), and closing an eighth switch (84); the precooler (4) does not perform air treatment, a water outlet at the bottom end of the precooler enters the top end of the spray humidifier (8) to spray under the action of the third circulating water pump (32) through the first water supply branch pipe (46) so as to humidify dry air, cold water at the bottom of the spray humidifier (8) enters the precooler (4) through the second water return branch pipe (47) so as to form cold water circulation, and a second water supply main pipe (45) is connected to the first water supply branch pipe (46) so as to perform tap water supplementing under the action of the second water supplementing pump (29);

The specific process of the winter power supply method comprises the following steps: opening the second switch (58), the first switch (59), the fourth switch (65), the third switch (66), the sixth switch (82), the seventh switch (83), the ninth switch (85), the tenth switch (86), the eleventh switch (87), the twelfth switch (88), and closing the fifth switch (61) and the eighth switch (84); the photovoltaic photo-thermal plate (16) converts solar energy into direct current, the circuit is divided into four paths through the first controller (21), the first path is that a first branch circuit (69) is used for preferentially supplying power to the solid adsorption air treatment unit, a second branch circuit (70) is used for supplying power to the exhaust fan (14), a third branch circuit (72) is used for supplying power to the second water supplementing pump (29), a fifth branch circuit (74) is used for supplying power to the third water circulating pump (32), a sixth branch circuit (75) is used for supplying power to the first air heater (7), a seventh branch circuit (76) is used for supplying power to the second air heater (9), and an eighth branch circuit (77) is used for supplying power to the blower (10); the second path is connected with a room electricity utilization master control (27) by a second sub-circuit (63) and is used for supplying indoor electricity to the building in a sub-priority mode; the third path is connected with an electric automobile charging pile (22) arranged outside the building through a third sub-circuit (68) and is used for supplying power to the new energy automobile; the fourth path is that the fourth sub-circuit (67) is connected with the urban power grid (23), and when other power consumption supplies enough, the electric energy generated by the solar photovoltaic photo-thermal system is fed into the urban power grid for power consumption of other buildings or facilities in the city.

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