The Evaporative Cooling Air-conditioning System without the need to water tank cold-storage of wind light mutual complementing power generation
Technical field
The invention belongs to air conditioner technical field, be specifically related to a kind ofly comprise the integrated Evaporative Cooling Air-conditioning System of evaporative cooling cold-wind/cold-water unit, wind and solar hybrid generating system, the evaporative cooling coil pipe of embedded phase-change material for cold storage, Water curtain wall and indoor end.
Background technology
In recent years, China's building energy consumption occupied total energy consumption ratio and rose to some extent, because air-conditioning major part adopts traditional mechanical refrigeration, four large parts of its system cloud gray model, need to consume a large amount of electric energy, cause city to occur phenomenons such as " power cuts to limit consumption ", so air-conditioning is energy-conservation extremely urgent summer.Evaporative Cooling Air Conditioning technology, utilizes natural energy source " dry air " energy, uses the difference of air dry-bulb temperature and dew-point temperature as driven potential, reduces the temperature of air and water.Evaporative cooling cold-wind/cold-water unit can simultaneously output cold wind and cold water, had both met the demand of indoor fresh air, and simultaneously also for indoor end provides high temperature cold water, can realize water-air system, and reduced the layout of indoor too much airduct.Conventional water cool-storage technology is the electricity price between peak and valley utilizing electrical network, utilize night handpiece Water Chilling Units to produce cold water cold-storage in pond, daytime, pond released cold quantity, ensured the normal operation of unit during load peak, the features such as it has little, reliable, the good refrigeration effect of investment, and economic benefit is high.But it needs to take certain place and builds cistern, certainly will take certain space.Now, phase change cold-storage technical development is quick, and phase-change material can realize the cold absorbing certain high temperature cold water, it is stored certain hour, waits released cold quantity when needed.Modern building adopts glass curtain wall more, specious, but can not only the solar radiant energy of hyperabsorption by curtain wall, too increases the problem that light is dazzled in outdoor generation simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of Evaporative Cooling Air-conditioning System without the need to water tank cold-storage of wind light mutual complementing power generation, Evaporative Cooling Air Conditioning technology, water cold storage technology, wind light mutual complementing power generation technology and Water curtain wall technology are combined, make full use of natural energy source, reduce environmental pollution, economize energy.
The technical solution adopted in the present invention is, the Evaporative Cooling Air-conditioning System without the need to water tank cold-storage of wind light mutual complementing power generation, the Water curtain wall structure that this system is adopted by evaporative cooling cold-wind/cold-water unit, the wind and solar hybrid generating system being arranged at external roof, house sidewall forms, evaporative cooling cold-wind/cold-water unit is connected with the indoor end in house with water return pipeline respectively by sending water, be provided with air port in house, evaporative cooling cold-wind/cold-water unit is connected with air port by airduct.
Feature of the present invention is also,
The structure of evaporative cooling cold-wind/cold-water unit is: comprise two passages be set up in parallel in unit,
In a passage: bottom is provided with header tank a, header tank a and machine unit shell ft connection have water compensating valve a and blowoff valve a, header tank a top, be disposed with indirect evaporating-cooling heat exchanger, filler a, water-locator a, water fender a and exhaust blower a from top to bottom, header tank a is communicated with water-locator a by pipeline, water circulating pump a, the machine unit shell wall corresponding with indirect evaporating-cooling heat exchanger is provided with fresh wind port, between this fresh wind port and indirect evaporating-cooling heat exchanger, is provided with filter;
In another passage: bottom is provided with header tank b, header tank b and machine unit shell ft connection have water compensating valve b and blowoff valve b, header tank b top, be disposed with evaporative cooling coil pipe, filler b, water-locator b, water fender b and exhaust blower b from top to bottom, header tank b is communicated with water-locator b by pipeline, water circulating pump b, housing wall between header tank b and evaporative cooling coil pipe is provided with air outlet, in this air outlet, is provided with pressure fan and water fender c;
Evaporative cooling coil pipe is connected with the indoor end in house with water return pipeline respectively by sending water, and air outlet is connected with air port by airduct.
Indirect evaporating-cooling heat exchanger adopts plate-fin, tubular type or dew-point indirect evaporating-cooling heat exchanger.
Filler a and filler b adopts papery, metal, porous ceramics or PVC material.
Exhaust blower a, exhaust blower b and pressure fan adopt frequency conversion fan.
Water circulating pump a and water circulating pump b adopts frequency conversion type.
Evaporative cooling coil pipe is embedded with phase-change material for cold storage.
Water curtain wall structure is made up of glass curtain wall interior wall separately and glass curtain wall exterior wall, a cavity is formed between inner, external wall, the bottom of this cavity is provided with header tank c, and the top of this cavity is provided with water distributor near glass curtain wall exterior wall place, and on this water distributor, uniform intervals is provided with multiple water distributing pore.
The structure of wind and solar hybrid generating system, comprises wind-driven generator, and wind-driven generator is connected with photovoltaic power generation plate, wind-force complementary controller respectively, and photovoltaic power generation plate is connected with wind-force complementary controller, battery, inverter and electrical equipment successively.
Indoor end is dry-type fan coil or capillary radiant tube.
Evaporative Cooling Air-conditioning System of the present invention has the following advantages:
(1) the embedded phase-change material for cold storage of enclosed cooling coil in Evaporative Cooling Air-conditioning System of the present invention, can realizing cold water and produce and water cold storage integration, without the need to arranging water storage box/pond in addition, having simple, the space-saving feature of structure.
(2) Evaporative Cooling Air-conditioning System of the present invention, utilizes electricity price peak valley price difference, produces cold water, and is stored in by cold in the embedded phase-change material for cold storage of enclosed evaporative cooling coil pipe, and daytime, released cold quantity, had Utilizing Energy Sources in Reason, energy-conservation and economic feature.
(3) Evaporative Cooling Air-conditioning System of the present invention, utilizes electricity price peak-valley difference, produces cold wind, can realize night ventilation, takes away the heat that indoor retain, and reduces the air conditioner load on daytime, thus reaches energy-conservation object.
(4) cold water produced of Evaporative Cooling Air-conditioning System of the present invention, first passes into indoor end, return air heat in absorption chamber, then passes in the water-locator of Water curtain wall, add the temperature difference of backwater and water supply, reduces water supply flow.
(5) Water curtain wall in Evaporative Cooling Air-conditioning System of the present invention, blocks the heat of outdoor solar radiant energy to indoor transmission, also reduces glass curtain wall simultaneously and dazzles light to indoor generation, not only attractive in appearance, and can be energy-conservation.
(6) water-locator in Evaporative Cooling Air-conditioning System Water curtain wall of the present invention evenly punches, and water distributing pore is attached at glass curtain wall exterior wall, and water is fallen along metope, and shaded effects are obvious, noise reduction.
(7) the present invention utilizes wind and solar hybrid generating system to power, required energy consumption can be provided for the water pump of Evaporative Cooling Air Conditioning unit and blower fan etc., simultaneously by unnecessary electrical power storage in battery, wind-power electricity generation and photovoltaic generation auxiliary power generation mutually, ensure to use continuously under weather rough sledding, system run all right.
Accompanying drawing explanation
Fig. 1 is the structural representation of Evaporative Cooling Air-conditioning System of the present invention;
Fig. 2 is the structural representation of evaporative cooling cold-wind/cold-water unit in Evaporative Cooling Air-conditioning System of the present invention;
Fig. 3 is the structural representation of Water curtain wall in Evaporative Cooling Air-conditioning System of the present invention;
Fig. 4 is the cross sectional representation of the evaporative cooling coil pipe of embedded phase-change material for cold storage in Evaporative Cooling Air-conditioning System of the present invention;
Fig. 5 is the structural representation of wind and solar hybrid generating system in Evaporative Cooling Air-conditioning System of the present invention.
In figure, A. evaporative cooling cold-wind/cold-water unit, B. wind and solar hybrid generating system, C. indoor end, D. air port, E. Water curtain wall, 1. filter, 2. indirect evaporating-cooling heat exchanger, 3. filler a, 4. water-locator a, 5. water fender a, 6. exhaust blower a, 7. exhaust blower b, 8. water fender b, 9. water-locator b, 10. filler b, 11. evaporative cooling coil pipes, 12. pressure fan, 13. water fender c, 14. water compensating valve a, 15. header tank a, 16. water circulating pump a, 17. blowoff valve a, 18. header tank b, 19. water circulating pump b, 20. water compensating valve b, 21. blowoff valve b, 22. water distributors, 23. water distributing pores, 24. glass curtain wall interior walls, 25. glass curtain wall exterior walls, 26. header tank c, 27. electrical equipments, 28. phase-change material for cold storage, 29. wind turbine generators, 30. photovoltaic power generation plate, 31. wind-force complementary controllers, 32. batteries, 33. inverters.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The Evaporative Cooling Air-conditioning System without the need to water tank cold-storage of wind light mutual complementing power generation of the present invention, structure as shown in Figure 1, the Water curtain wall E structure adopted by evaporative cooling cold-wind/cold-water unit A, the wind and solar hybrid generating system B being arranged at external roof, house sidewall forms, evaporative cooling cold-wind/cold-water unit A is connected with the indoor end C in house with water return pipeline respectively by sending water, arrange air port D in house, evaporative cooling cold-wind/cold-water unit A is connected with air port D by airduct.
The structure of evaporative cooling cold-wind/cold-water unit A is: comprise two passages be set up in parallel in unit, its structure as shown in Figure 2.
In a passage: bottom arranges header tank a15, header tank a15 and machine unit shell ft connection water compensating valve a14 and blowoff valve a17, header tank a15 top, be disposed with indirect evaporating-cooling heat exchanger 2, filler a3, water-locator a4, water fender a5 and exhaust blower a6 from top to bottom, header tank a15 is communicated with water-locator a4 by pipeline, water circulating pump a16, the machine unit shell wall corresponding with indirect evaporating-cooling heat exchanger 2 is provided with fresh wind port, filter 1 is set between this fresh wind port and indirect evaporating-cooling heat exchanger 2.
In another passage: bottom is provided with header tank b18, header tank b18 and machine unit shell ft connection have water compensating valve b20 and blowoff valve b21, header tank b18 top, be disposed with evaporative cooling coil pipe 11, filler b10, water-locator b9, water fender b8 and exhaust blower b7 from top to bottom, header tank b18 is communicated with water-locator b9 by pipeline, water circulating pump b19, housing wall between header tank b18 and evaporative cooling coil pipe 11 is provided with air outlet, in this air outlet, is provided with pressure fan 12 and water fender c13.
Evaporative cooling coil pipe 11 is connected with the indoor end C in house with water return pipeline respectively by sending water, and air outlet is connected with air port D by airduct.
Indirect evaporating-cooling heat exchanger 2 adopts plate-fin, tubular type or dew-point indirect evaporating-cooling heat exchanger.
Filler a3 and filler b10 adopts the multiple materials such as papery, metal, porous ceramics, PVC.
Exhaust blower a6, exhaust blower b7 and pressure fan 12 adopt frequency conversion fan, and water circulating pump a16 and water circulating pump b19 adopts frequency conversion type, by controlling, realize energy-conservation.
Evaporative cooling coil pipe 11 is embedded with phase-change material for cold storage 28, and structure is as Fig. 4.
The structure of Water curtain wall E is made up of glass curtain wall interior wall 24 separately and glass curtain wall exterior wall 25, a cavity is formed between inner, external wall, as shown in Figure 3, the bottom of this cavity is provided with header tank c26, the top of this cavity is provided with water distributor 22 near glass curtain wall exterior wall 25 place, and on this water distributor 22, uniform intervals is provided with multiple water distributing pore 23.
The structure of wind and solar hybrid generating system B as shown in Figure 5, comprise wind-driven generator 29, wind-driven generator 29 is connected with photovoltaic power generation plate 30, wind-force complementary controller 31 respectively, and photovoltaic power generation plate 30 is connected with wind-force complementary controller 31, battery 32, inverter 33 and electrical equipment 27 successively.
Wind/light complementation controller 31, major function makes solar energy and wind power generation system be near the power peak of electricity generation system all the time, to obtain peak power; Inverter 33, major function is by the converting direct-current power into alternating-current power of battery, can be divided into auto-excitation type vibration inversion and separated exciting vibration inversion; Battery 32, by the assembly that solar energy becomes direct current energy to store with Wind resource change.
Indoor end C can adopt dry-type fan coil and capillary radiant tube etc.Passing into high temperature cold water in dry-type fan coil, without the need to arranging condensate pipe, preventing growing of condensed water leakage-proof and bacterium; Capillary radiant tube, passes into the high temperature cold water produced, waste heat in absorption chamber.
Air port D, can to a certain amount of new wind of indoor feeding.
The course of work of air-conditioning system of the present invention can be divided into two kinds of patterns:
Night cold-storage
Open evaporative cooling cold-wind/cold-water unit A, utilize electricity price between peak and valley, produce cold wind and cold water, the embedded phase-change material for cold storage 28 of evaporative cooling coil pipe 11, can store the cold produced.The cold wind produced passes into indoor, realizes night ventilation, reduces indoor load on daytime.
Daytime releases cold
Cool storage material 28 starts released cold quantity, the high temperature cold water produced is passed into indoor end, waste heat in absorption chamber, pass in the water distributor 22 in Water curtain wall E, high temperature cold water flows down along the exterior wall of curtain wall equably again, forms one deck water curtain at exterior wall, can reduce solar radiation can to the transmission of indoor, also reduce the generation of outdoor dazzle, the water flowed down has dropped on the water tank that below is arranged, and is getting back in unit simultaneously.
Evaporative cooling on daytime cold-wind/cold-water unit can be opened, and supplements the deficiency releasing cold.
Evaporative Cooling Air-conditioning System of the present invention, utilizes natural wind energy and optical energy power, provides the energy consumption required for the operation of evaporative cooling cold air conditioning system.Evaporative cooling cold-wind/cold-water unit utilizes electricity price between peak and valley, cold wind and cold water is produced at night, due to the evaporative cooling coil pipe of the embedded phase-change material for cold storage of setting, achieve cold water to produce and cold-storage integration, the cold water directly evaporative cooling can produced, store, daytime released cold quantity, for the water distributor of indoor end and Water curtain wall provides high temperature cold water; The cold wind produced, night to room ventilation, can reduce the load of indoor on daytime.