CN104154619B - Solar driven natural ventilation air conditioning system of building hollow structure and ventilation method - Google Patents

Solar driven natural ventilation air conditioning system of building hollow structure and ventilation method Download PDF

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Publication number
CN104154619B
CN104154619B CN201410434853.6A CN201410434853A CN104154619B CN 104154619 B CN104154619 B CN 104154619B CN 201410434853 A CN201410434853 A CN 201410434853A CN 104154619 B CN104154619 B CN 104154619B
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valve
air
water
vent passages
tail
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CN104154619A (en
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钱剑峰
刘亚媛
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Harbin University of Commerce
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Harbin University of Commerce
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y02A30/272Solar heating or cooling
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal

Abstract

Provided is a method for driving a natural ventilation air conditioning system of a building hollow structure to conduct ventilation by solar energy. The application that solar energy is used for reducing the consumption of non-renewable energy resources is wide, and for high-rise buildings with limited windowing, the difficulty for application of the resources is large. In the method, a hot water loop (1) and a cold water loop (2) are included, the hot water loop comprises a solar water heater (3) which is arranged on a roof of a building, one end of the solar water heater is connected with a hot water pump (11) through a heating pipeline, the two ends of the hot water pump are connected with the heating pipeline, the other end of the heating pipeline is connected with a tail end air conditioning control system (9), coils (10) are mounted in the tail end air conditioning control system, the tail end air conditioning control system is further connected with the other end of the solar water heater, and the tail end air conditioning control system is mounted on a wall, close to the ground, in a room of the building. The method is used for the natural ventilation system of the building hollow structure.

Description

The method of the Driven by Solar Energy ventilating air-conditioning system and ventilation of building hollow-core construction
Technical field:
The present invention relates to a kind of method of the Driven by Solar Energy ventilating air-conditioning system ventilation of building hollow-core construction.
Background technology:
The application of the consumption at present non-renewable energy resources being reduced using solar energy is very extensive, but restricted for opening a window It is difficult very big using the resource for high-rise and high-rise building.Solar energy is clean energy resource for the survival of mankind, and application is too The positive consumption that can reduce non-renewable energy resources, while reducing carbon emission, reduces the impact of greenhouse effect.International Energy Agency (IEA) issue《World energy outlook 2013》Report claims 2035, and the intermittent power supply based on wind energy and photovoltaic is accounted for Than 45%.The systematic study of regenerative resource Emission Reduction Potential is shown, solar energy optical-thermal photovoltaic application and solar energy subtract to building carbon The contribution of row, from 2010~2030 years, can reach 1-5TtC/a~15-30 TtC/a.
Solar energy is used for into research currently constantly developmental research and the application of building nature ventilation, gravity-flow ventilation is Original is being realized in a kind of energy-conservation, the green technology measure that can improve indoor thermal comfort and raising indoor air quality, gravity-flow ventilation Have in reason using blast, using hot pressing, blast in combination with hot pressing etc. several forms, utilization of the modern humans to gravity-flow ventilation be Comprehensive utilization indoor and outdoor condition realizing, such as according to build surrounding, architectural composition, Architectural Construction, solar radiation, weather, Indoor airflow etc. is organizing and induce gravity-flow ventilation.Meanwhile, in Architectural Construction, by Zhongting, double-layer curtain wall, door and window, roof
Good effect of natural ventilation is realized Deng the optimization design of component.In various Natural Ventilation Technology In One Greens, double glazing Curtain wall is a kind of relatively advanced technology, and for the restricted high-rise and high-rise building that opens a window, the technology is a kind of amount Body conservation measures customized, leaves larger space between the double glazing of double-layered glass facade, be commonly referred to as " breathing curtain wall ". In the winter time, double glazing interlayer forms sun glasshouse, improves architectural exterior-protecting construction surface temperature;In summer, imitate using chimney Should divulge information in layer.Simulation of air flow result shows that the structure can greatly reduce building cooling load, improves gravity-flow ventilation efficiency. It is intelligent quick Architectural Atrium neutral plane to be analyzed, it is believed that as the increase of day window ara, Zhongting and neutral plane height are increased, But it is not fee from and arrange under construction Zhongting and skylight.The team of Matthew Herman also explores one kind and combines too Stack effect and the Natural Ventilation Technology In One Green of intelligent curtain wall structure that sun can be aided in.
Under energy scarcity and the dual-pressure of ecological deterioration, it is irreplaceable important that building air adjustment still possesses its Property, but according to statistics air conditioning energy consumption accounts for the 30% of building energy consumption, and the proportion of air conditioning energy consumption is increased year by year, conventional center air-conditioning energy Consumption is big, and effect on environment is big, is badly in need of a kind of new air adjustment mode of searching and substitutes conventional air-conditioning to alleviate energy consumption and environment Pressure.
In the engineer applied of hollow brick building, hollow brick has material-saving, builds efficiency high by laying bricks or stones, insulation and ventilative Performance is good etc., and used as new materials for wall, research worker both domestic and external did many tests to various brickworks, wherein Experiment to the axial compressive strength of hollow brick shows that the axial compressive strength of brickwork is equal to or slightly higher than same label reality The masonry of heart brick.Reason be the size of hollow brick typically than larger, it is thicker than solid brick, it is empty in equivalently-sized resistance to compression test specimen The mortar joint of heart brick test specimen is few, and the impact that impact of the mortar joint to test piece intensity compares solid brick is little.Therefore brickwork pressure resistance Degree is higher than solid brick;Its shearing strength is equal to or slightly higher than to be shown to the research of the shearing strength of brickwork solid brick Body shearing strength.This is because the surface of hollow brick is typically coarse than solid brick, and more tight, the Er Qiekong that mortar is combined Mortar in heart brick setting enters in people's hollow brick cavity, forms the pin key for inserting people's hollow brick so that the shearing resistance of brickwork is strong Degree is improved, and the G.SCHELLBACH of Germany thinks:When hole ratio is less than 35%, hollow brick wall intensity is higher, once but When hole ratio reaches 40%~55%, the intensity of hollow brick wall will be reduced.
Driven by Solar Energy multifunction natural ventilation and air conditioning system design studies based on building hollow-core construction are significant, On the Research foundation of BIPV, the hot pressing of unified with nature air chimney effect is theoretical, using the sky of building hollow-core construction Gas interbed is used as vent passages, energy-conservation, section material;From cleaning solar energy as drive energy, reduce conventional energy resource CO2 and The discharge capacity of other pollutant.Whole system can substitute air conditioning unit operation, improve indoor air quality and thermal comfort, Reduce air conditioning energy consumption and carbon emission.
The content of the invention:
It is an object of the invention to provide a kind of Driven by Solar Energy ventilating air-conditioning system ventilation of building hollow-core construction Method
Above-mentioned purpose is realized by following technical scheme:
A kind of Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction, its composition includes:Heat Water loops, cold water loop, described hot water circuit includes solar water heater, and described solar water heater is placed in building room Top, described solar water heater one end is connected by the first heat supply pipeline with heat-exchanger pump, described heat-exchanger pump two ends and first Heat supply pipeline, the connection of the second heat supply pipeline, the second described heat supply pipeline other end is connected with tail end air conditioner control system, described Tail end air conditioner control system in coil pipe is installed, described tail end air conditioner control system is also another with described solar water heater One end connects, and described tail end air conditioner control system is arranged on Indoor environment.
The described Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction, described cold water ring Road includes water storage tank, and described water storage tank is placed in building roof, described water storage tank one end by the first cooling pipeline with it is cold Water pump connects, and described water supply pump two ends are connected with the first cooling pipeline, the second cooling pipeline, described the second cooling pipeline and Described the second heat supply pipeline connection, the 3rd described cooling pipeline one end is connected with chilled water coil one end, described cold water tray Pipe is placed in evaporation cooling duct, described chilled water coil surface layout fin, the described chilled water coil other end with it is described Tail end air conditioner control system connects, and described tail end air conditioner control system is connected with the other end of described water storage tank, described Sprinkling equipment is installed in chilled water coil top, and described sprinkling equipment is connected by spray piping with feeding spraying pump, described spray Water pump is connected with spray water recoverer, and, to chilled water coil top spraying cooling water, described cooling water is most for described sprinkling equipment It is recovered in eventually in spray water recoverer.
The described Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction, heat supply pipeline and confession Cold pipeline is in parallel, described heat supply pipeline and described cooling Pipe installing electronic expansion valve, is controlled by control valve The unlatching of loop, described the second heat supply pipeline and described the second cooling pipeline entering in described tail end air conditioner control system Mouthful place merge, described tail end air conditioner control system exit separate, connect respectively described in solar water heater and institute The water storage tank stated.
The described Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction, described end is empty Regulation and control its exterior processed is equipped with U type vent passages, and described U type vent passages side is evaporation cooling duct, and described is U-shaped Vent passages are located in building hollow-core construction, described building hollow-core construction i.e. by hollow brick boring gap constitute it is hollow Passage, described U types vent passages are made up of ground part and under ground portion merging;The construction wall of described hollow-core construction is Photovoltaic electroplax construction wall, described photovoltaic electroplax construction wall surface laying solar photovoltaic cell panel, described solar energy Surface of photovoltaic cell panel lays glass cover-plate, constitutes too in described glass cover-plate and described solar photovoltaic cell panel gap Positive energy photovoltaic electroplax air space, described photovoltaic electroplax air space side connects with the air-introduced machine of Driven by Solar Energy Connect, described photovoltaic electroplax air space opposite side is connected with U type vent passages.
The described Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction, described U types lead to Accessory fan is installed on wind passage side top, and the heat exchange of waste heat recovery fin is installed on described U type vent passages opposite sides top Device, described waste heat recovery finned heat exchanger one end is connected by circulation waterway with waste heat recovery water circulating pump, described waste heat The other end for reclaiming water circulating pump is connected with waste heat recovery plate type heat exchanger, one end of described waste heat recovery plate type heat exchanger and The loop in parallel connection that the water storage tank connection of the solar water heater of described hot water circuit and described cold water loop is constituted, The other end of described waste heat recovery plate type heat exchanger is connected with loop waste heat recovery water circulating pump in parallel, described loop in parallel Waste heat recovery water circulating pump is placed in loop in parallel;Described U types vent passages two on the Indoor environment body of wall at box out,
Described box out one is located on the body of wall on ground, and one is located on the body of wall of ceiling, and described leans on Tail end air conditioner control system is installed in box out on subaerial body of wall, the box out installation air draft on the body of wall of described close ceiling Mouthful.
A kind of method of the Driven by Solar Energy ventilating air-conditioning system ventilation using described building hollow-core construction, bag Include:Wind circulation process, evaporation cooling process, waste heat recovery wind circulation is most of with photovoltaic heat exchange four, it is characterized in that:Winter During Ji Yunhang:Valve V1, V3, V4, V5, V18, V19, V20 are opened, remaining valve closing, the hot water of solar water heater heating Tail end air conditioner control system is entered by heat-exchanger pump, after absorbing indoor cold, temperature is reduced, and is located by valve V15, V18 Pipeline returns to circulating-heating in described solar water heater;During summer operation, valve V1, V3, V4, V5, V18, V19,
V20 is closed, and remaining valve is opened, and the water in water storage tank enters band fin in evaporation cooling duct by water supply pump Chilled water coil in, cooled cold water enters tail end air conditioner control system and absorbs after Indoor Thermal amount, by valve V15, V21, V24 pipelines return to the cooling of water storage tank interior circulation.
The method of the Driven by Solar Energy ventilating air-conditioning system ventilation of described building hollow-core construction. described wind is followed Circulation journey is that solar radiation drives the air inducing of described Driven by Solar Energy to described photovoltaic electroplax construction wall surface generating Machine to described photovoltaic electroplax construction wall surface air-supply, air and photovoltaic plate surfaces heat convection, temperature are sent after raising Toward described U type vent passages, air-flow is set to be acted on by stack effect, the air flowed in described U type vent passages A part of in parallel enter Indoor environment by described tail end air conditioner control system, the row of serving puts under Air Distribution is Change ventilation, air is completed indoors after heat exchange because buoyancy lift is carried described in dirty air drained into by described exhaust outlet U type vent passages the other end.Another part air does power cycle in described U type vent passages.
The method of the Driven by Solar Energy ventilating air-conditioning system ventilation of described building hollow-core construction. described evaporation Cooling process is that the water of described water storage tank enters described evaporation cooling duct by the described cooling pipeline that valve is located The interior chilled water coil with described in fin, by described sprinkling equipment in fin surface spray water mist, described spray sets It is standby to be arranged on described U type vent passages side, there is air-flow to be flowed according to tetra- arrows of ABCD inside it, accelerate Moisture evaporation on fin, the moisture evaporation heat absorption on wet fin causes coolant-temperature gage in described chilled water coil to reduce, and passes through Valve V9 enters described tail end air conditioner control system.
The method of the Driven by Solar Energy ventilating air-conditioning system ventilation of described building hollow-core construction. described waste heat It is that the finned heat exchanger that the air draft side of described U type vent passages is arranged described in does waste heat recovery to reclaim wind circulation, with Absorb the energy entrained by the air discharged from described U types vent passages;Waste heat recovery water circulation, described fin heat exchange Device absorbs the air waste heat of described U type vent passages, in the presence of described waste heat recovery water circulating pump, by heat-carrying Medium circulation enters described waste heat recovery plate type heat exchanger, in the presence of described loop water circulating pump in parallel, is loaded with remaining The medium of recuperation of heat energy enters described solar water heater or described by the control of described loop valve in parallel Water storage tank, summer in winter two seasons Cooling and Heat Source side valve opening is controlled to, and summer V27, V29, V30, V31 are opened, and V28 is closed, winter V28, V29, V31 are opened, and V27, V30 are closed.
The method of the Driven by Solar Energy ventilating air-conditioning system ventilation of described building hollow-core construction. the described sun Energy photovoltaic exchanges heat and is, air and surface of photovoltaic cell panel heat convection in photovoltaic electroplax air space, after temperature is raised Into described U type vent passages, under the hot pressing function of stack effect, promote the air in described U type vent passages Circulation;Described accessory fan is set in described U type vent passages one end, to solve the U types described in overcast and rainy and night Hot pressing is not enough in vent passages, and stack effect is not obvious, and gravity-flow ventilation air adjustment effect is poor, the problem that system cannot be run.
Beneficial effect:
1. photovoltaic and photothermal solar technology is used for building nature ventilation by the present invention, and gravity-flow ventilation is a kind of energy-conservation, can change Kind indoor thermal comfort and improve indoor air quality green technology measure, gravity-flow ventilation on principle is realized using blast, Using the form of hot pressing, blast in combination with hot pressing.
The present invention is realized using gravity-flow ventilation using being comprehensive utilization indoor and outdoor condition, such as according to building surrounding ring Border, architectural composition, Architectural Construction, solar radiation, weather, indoor airflow etc. organizing and induce gravity-flow ventilation, meanwhile, building Build on construction, realized by building the optimization design of the components such as hollow wall structure, Zhongting, double-layer curtain wall, door and window, roof Good effect of natural ventilation.
The present invention is on the Research foundation of BIPV, and the hot pressing of unified with nature air chimney effect is theoretical, utilizes The air space of building hollow-core construction is used as vent passages, energy-conservation, section material;From the solar energy for cleaning as drive energy, drop The discharge capacity of low conventional energy resource CO2 and other pollutant, whole system can substitute air conditioning unit operation, improve Interior Space Gas quality and thermal comfort, reduce air conditioning energy consumption and carbon emission.
The present invention building hollow-core construction as gravity-flow ventilation passage, create section material, save land, quiet human settlement, make to build Build ventilation integration.
The present invention produces " stack effect " by drive energy of solar energy, strengthens Ventilation, " stack effect " is not received The restriction of neutral surface, lifts neutral plane height to building top layer, it is to avoid the ventilation effect good and the bad occurs in each floor gap of skyscraper It is uneven, affect air adjustment effect.
The present invention sets up air-conditioning cold, hot water circuit, there is provided fresh air Cooling and Heat Source, by too by wind, water system heat convection The photothermy of positive energy provides air conditioning heat for building, and by fountain the steaming on the chilled water coil surface in cooling chilled water system is evaporated Feels cold the building offer cold source of air conditioning that but act as, and by adjusting ventilation the changes in temperature demand of building is met, and arranges fountain and steams Feel cold but chilled water system, and for summer cold is provided, and reduces the use of air-conditioning equipment, and the progressively application of replacement air-conditioning equipment, is Big-and-middle-sized central air-conditioning provides energy-efficient measure, save space, energy saving, reduction carbon emission.
Importance of the clear and definite gravity-flow ventilation of the present invention in building air adjustment, designs the row of serving under Air Distribution is Formula displacement ventilation system, carries indoor load and air pollution drains into outdoor, indoor air purification by " buoyancy lift " of air Efficiency high, air conditioning condition is uniform.
The present invention arranges glass cover-plate on photovoltaic electroplax, and drives air-introduced machine that sky is conveyed into air space using photovoltaic Gas heat convection, on the one hand reduces solar photovoltaic cell panel temperature, and on the other hand improve generating efficiency lifts air themperature, " stack effect " under hot differential pressure action is manufactured, the fan energy consumption of force ventilation is reduced.
The present invention sets up waste-heat recovery device, by waste heat recovery finned heat exchanger and waste heat recovery plate type heat exchanger by U Type vent passages Nei Keli thermals source are recycled to heat supply loop or cooling loop is recycled.Exhaust outlet energy-saving effect substantially, sets up auxiliary Operation equipment is helped, safeguards system is under unfavorable factor effect when hot pressing can not meet room ventilation demand in U type vent passages Operation.
The hollow brick that the present invention is used has material-saving, the features such as build efficiency high, insulation and good permeability by laying bricks or stones, As new materials for wall, many tests were done to various brickworks, wherein the reality of the axial compressive strength to hollow brick Test and show that the axial compressive strength of brickwork is equal to or slightly higher than the masonry of same label solid brick.Reason is the chi of hollow brick Very little general than larger, thicker than solid brick, in equivalently-sized resistance to compression test specimen, the mortar joint of hollow brick test specimen is few, and mortar joint is to test specimen The impact that the impact of intensity compares solid brick is little.Therefore brickwork comprcssive strength is higher than solid brick;To brickwork The research of shearing strength show that its shearing strength is equal to or slightly higher than solid brick shear strength of masonry.This is because hollow brick Surface is typically coarse than solid brick, and mortar combine it is more tight, and the mortar in brickwork enters people's hollow brick In cavity, the pin key for inserting people's hollow brick is formed so that the shearing strength of brickwork is improved.
The present invention is optimized design to building hollow-core construction, and the intrinsic space to building hollow-core construction makes full use of, and saves Wall heat resistance can be increased while saving space, maintain building load to stablize, play certain wall thermal insulating effect, be reduced The use of insulation material, reduces building energy consumption.
Description of the drawings:
Accompanying drawing 1 is gravity-flow ventilation air handling system water circulation figure of the present invention.
Accompanying drawing 2 is gravity-flow ventilation air handling system wind circulation figure of the present invention.
Accompanying drawing 3 is gravity-flow ventilation air handling system transpiration-cooled cooling schematic diagram of the present invention.
Accompanying drawing 4 is gravity-flow ventilation air handling system waste heat recovery wind circulation figure of the present invention.
Accompanying drawing 5 is gravity-flow ventilation air handling system waste heat recovery water circulation figure of the present invention.
Accompanying drawing 6 is photovoltaic electroplax air space wind circulation figure in gravity-flow ventilation air handling system of the present invention.
Accompanying drawing 7 is the gravity-flow ventilation air handling system schematic diagram with auxiliary equipment of the invention
In figure:Same-sign circuit is guided has annexation.
Specific embodiment:
Embodiment 1:
A kind of Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction, its composition includes:Heat Water loops 1, cold water loop 2, described hot water circuit includes solar water heater 3, and described solar water heater is placed in building Thing roof, described solar water heater one end is connected by the first heat supply pipeline with heat-exchanger pump 11, described heat-exchanger pump two ends It is connected with the first heat supply pipeline, the second heat supply pipeline, the described second heat supply pipeline other end and tail end air conditioner control system 9 Coil pipe 10 is installed in connection, described tail end air conditioner control system, described tail end air conditioner control system also with the described sun The other end connection of energy water heater, described tail end air conditioner control system is arranged on Indoor environment on the body of wall on ground. As shown in accompanying drawing 1.
Embodiment 2:
The Driven by Solar Energy multifunction natural ventilation and air conditioning system based on building hollow-core construction according to embodiment 1, Described cold water loop includes water storage tank 4, and described water storage tank is placed in building roof, and described water storage tank one end passes through first Cooling pipeline is connected with water supply pump 12, and described water supply pump two ends are connected with the first cooling pipeline, the second cooling pipeline, described The second cooling pipeline be connected with the second described heat supply pipeline, described the 3rd cooling pipeline one end and the one end of chilled water coil 5 Connection, described chilled water coil is placed in evaporation cooling duct, described chilled water coil surface layout fin 6, described cold water The coil pipe other end is connected with described tail end air conditioner control system, described tail end air conditioner control system and described water storage tank The other end connects, and sprinkling equipment 7 is installed in described chilled water coil top, and described sprinkling equipment is by spray piping and shower water Pump 13 connects, and described feeding spraying pump is returned with shower water
Receive device 8 to connect, to chilled water coil top spraying cooling water, described cooling water is finally returned described sprinkling equipment Close in spray water recoverer.
Embodiment 3:
The Driven by Solar Energy multifunction natural air conditioner based on building hollow-core construction according to embodiment 1 or 2 System, heat supply pipeline is in parallel with cooling pipeline, described heat supply pipeline and described cooling Pipe installing electronic expansion valve V1- V26, by control valve come the unlatching of control loop, described the second heat supply pipeline is with the second described cooling pipeline described Tail end air conditioner control system porch merge, described tail end air conditioner control system exit separate, connect respectively Described solar water heater and described water storage tank.As shown in accompanying drawing 1.
Embodiment 4:
The Driven by Solar Energy multifunction natural air conditioner based on building hollow-core construction according to embodiment 1 or 2 System, described tail end air conditioner control system outside is equipped with U types vent passages 14, and described U type vent passages side is to steam Cooling duct is sent out, described U types vent passages are located in building hollow-core construction 24, and described building hollow-core construction is i.e. by hollow The hollow passageway of brick boring gap composition, described U types vent passages are by terrace 22 and the merging group of under ground portion 23 Into;The construction wall of described hollow-core construction is photovoltaic electroplax construction wall 15, described photovoltaic electroplax construction wall surface paving If solar photovoltaic cell panel 25, described solar photovoltaic cell panel surface laying glass cover-plate 28, described glass cover-plate With composition photovoltaic electroplax air space 27, described solar photovoltaic in described solar photovoltaic cell panel gap Plate air space side is connected with the air-introduced machine of Driven by Solar Energy, described photovoltaic electroplax air space opposite side and U Type vent passages connect.As shown in accompanying drawing 2,3,6.
Embodiment 5:
The Driven by Solar Energy multifunction natural air conditioner based on building hollow-core construction according to embodiment 1 or 2 Accessory fan is installed on system, described U type vent passages sides top, and described U type vent passages opposite sides top is installed Waste heat recovery finned heat exchanger 16, described waste heat recovery finned heat exchanger one end is by circulation waterway and waste heat recovery recirculated water Pump 19 connects, and the other end of described waste heat recovery water circulating pump is connected with waste heat recovery plate type heat exchanger 18, described waste heat Reclaim one end of plate type heat exchanger to connect with the water storage tank of the solar water heater of described hot water circuit and described cold water loop The loop in parallel connection for being constituted is connect, the other end of described waste heat recovery plate type heat exchanger is circulated with loop waste heat recovery in parallel Water pump 20 connects, and described loop waste heat recovery water circulating pump in parallel is placed in loop in parallel;Described U type vent passages exist Box out at two on Indoor environment body of wall, described box out one is located on the body of wall on ground, and one is located near ceiling Body of wall on, tail end air conditioner control system is installed in the box out on the body of wall on described close ground, the wall of described close ceiling Exhaust outlet 21 is installed in box out on body.As shown in accompanying drawing 4,5.
Embodiment 6:
The side of the Driven by Solar Energy ventilating air-conditioning system ventilation of the building hollow-core construction according to embodiment 1-5 Method, including:Wind circulation process, evaporation cooling process, the circulation of waste heat recovery wind and photovoltaic heat exchange, during winter operation:Valve Door V1, V3, V4, V5, V18, V19, V20 are opened, remaining valve closing, and the hot water of described solar water heater heating passes through Described heat-exchanger pump enters described tail end air conditioner control system, and after absorbing indoor cold, temperature is reduced, by valve V15, The pipeline that V18 is located returns to circulating-heating in described solar water heater;During summer operation, valve V1, V3, V4, V5, V18、V19、
V20 is closed, and remaining valve is opened, and the water in described water storage tank enters described steaming by described water supply pump In sending out in cooling duct with the chilled water coil described in fin, cooled cold water enters described tail end air conditioner control system suction After receiving indoor heat, the pipeline being located by valve V15, V21, V24 returns to described water storage tank interior circulation cooling.
Embodiment 7:
According to embodiment 6 using the Driven by Solar Energy ventilating air-conditioning system ventilation of described building hollow-core construction Method, described wind circulation process is that solar radiation to described photovoltaic electroplax construction wall surface generates electricity described in drive The air-introduced machine of Driven by Solar Energy to described photovoltaic electroplax construction wall surface is blown, and air is changed with photovoltaic plate surfaces convection current Heat, temperature is sent in described U type vent passages after raising, and air-flow is acted on by stack effect, divulges information in described U types The air part parallel connection flowed in passage enters Indoor environment, air current composition shape by described tail end air conditioner control system Formula be under the row of serving replacement aeration, air completed indoors after heat exchange because buoyancy lift carries dirty air by described Exhaust outlet drain into the other end of described U type vent passages.Another part air does in described U type vent passages Power is circulated.
Embodiment 8:
Led to using the Driven by Solar Energy ventilating air-conditioning system of described building hollow-core construction according to embodiment 6 or 7 The method of wind, described evaporation cooling process is that the water of described water storage tank is entered by the described cooling pipeline that valve is located Enter the described chilled water coil with fin in described evaporation cooling duct, sprayed in fin surface by described sprinkling equipment Water drenching mist, described sprinkling equipment is arranged on described U type vent passages side, has air-flow inside it according to tetra- fingers of ABCD Show that arrow is flowed, accelerate the moisture evaporation on fin, the moisture evaporation heat absorption on wet fin causes described cold water tray Coolant-temperature gage is reduced in pipe, and by valve V9 described tail end air conditioner control system is entered.
Embodiment 9:
The Driven by Solar Energy ventilating air-conditioning system of described building hollow-core construction is utilized according to embodiment 6 or 7 or 8 The method of system ventilation, described waste heat recovery wind circulation is that the air draft side of described U type vent passages is arranged described in one Finned heat exchanger does waste heat recovery, to absorb the energy entrained by the air discharged from described U types vent passages;Waste heat is returned Water circulation is received, described finned heat exchanger absorbs the air waste heat of described U type vent passages, follows in described waste heat recovery In the presence of ring water pump, described waste heat recovery plate type heat exchanger is recycled into by heat-carrying agent, in described loop in parallel In the presence of water circulating pump, the medium for being loaded with waste heat recovery energy enters described by the control of described loop valve in parallel Solar water heater or described water storage tank, summer in winter two seasons Cooling and Heat Source side valve opening is controlled to, summer V27, V29, V30, V31 is opened, and V28 is closed, and winter V28, V29, V31 are opened, and V27, V30 are closed.
Embodiment 10:
It is empty using the Driven by Solar Energy gravity-flow ventilation of described building hollow-core construction according to embodiment 6 or 7 or 8 or 9 The method of adjusting system ventilation, described photovoltaic exchanges heat and is, air and photovoltaic electric in photovoltaic electroplax air space Pond plate surface heat convection, temperature enters described U type vent passages after raising, and under the hot pressing function of stack effect, promotes Air circulation in described U type vent passages;In described U type vent passages one end, described accessory fan is set, with Hot pressing deficiency in the U type vent passages described in overcast and rainy and night is solved, stack effect is not obvious, gravity-flow ventilation air adjustment Effect is poor, the problem that system cannot be run.As shown in accompanying drawing 7.

Claims (2)

1. a kind of based on the Driven by Solar Energy multifunction natural ventilation and air conditioning system for building hollow-core construction, its composition includes:Hot water Loop, cold water loop, is characterized in that:Described hot water circuit includes solar water heater, and described solar water heater is placed in Building roof, described solar water heater one end is connected by the first heat supply pipeline with heat-exchanger pump, described heat-exchanger pump two End is connected with the first heat supply pipeline, the second heat supply pipeline, the described second heat supply pipeline other end and tail end air conditioner control system Coil pipe is installed in connection, described tail end air conditioner control system, described tail end air conditioner control system also with described solar energy The other end connection of water heater, described tail end air conditioner control system is arranged on Indoor environment;
Described cold water loop includes water storage tank, and described water storage tank is placed in building roof, and described water storage tank one end passes through First cooling pipeline is connected with water supply pump, and described water supply pump two ends are connected with the first cooling pipeline, the second cooling pipeline, described The second cooling pipeline be connected with the second described heat supply pipeline, the 3rd cooling pipeline one end is connected with chilled water coil one end, institute The chilled water coil stated is placed in evaporation cooling duct, and described chilled water coil surface layout fin, described chilled water coil is another End is connected with described tail end air conditioner control system, and described tail end air conditioner control system connects with the other end of described water storage tank Connect, sprinkling equipment is installed in described chilled water coil top, and described sprinkling equipment is connected by spray piping with feeding spraying pump, institute The feeding spraying pump stated is connected with spray water recoverer, and described sprinkling equipment is described to chilled water coil top spraying cooling water Cooling water is finally recovered in spray water recoverer;
Heat supply pipeline is in parallel with cooling pipeline, described heat supply pipeline and described cooling Pipe installing electronic expansion valve, leads to Cross the unlatching that control valve carrys out control loop, described the second heat supply pipeline is with the second described cooling pipeline in described end The porch of air-conditioner control system merges, and separates in the exit of described tail end air conditioner control system, connects described respectively Solar water heater and described water storage tank;
Described tail end air conditioner control system outside is equipped with U type vent passages, and described U type vent passages side is that evaporation is cold But passage, described U types vent passages are located in building hollow-core construction, described building hollow-core construction i.e. by hollow brick inside The hollow passageway of hollow gap composition, described U types vent passages are made up of ground part and under ground portion merging;Described sky The construction wall of core structure is photovoltaic electroplax construction wall, described photovoltaic electroplax construction wall surface laying solar photovoltaic Pond plate, described solar photovoltaic cell panel surface laying glass cover-plate, described glass cover-plate and described photovoltaic Photovoltaic electroplax air space, described photovoltaic electroplax air space side and the sun are constituted in battery sheet separation The air-introduced machine connection that can be driven, described photovoltaic electroplax air space opposite side is connected with U type vent passages;
Accessory fan is installed on described U type vent passages sides top, and described U type vent passages opposite sides top installs remaining Recuperation of heat finned heat exchanger, described waste heat recovery finned heat exchanger one end is connected by circulation waterway with waste heat recovery water circulating pump Connect, the other end of described waste heat recovery water circulating pump is connected with waste heat recovery plate type heat exchanger, and described waste heat recovery is board-like One end of heat exchanger is connected with the solar water heater of described hot water circuit and the water storage tank of described cold water loop and is constituted Loop in parallel connection, the other end of described waste heat recovery plate type heat exchanger connects with loop waste heat recovery water circulating pump in parallel Connect, described loop waste heat recovery water circulating pump in parallel is placed in loop in parallel;Described U types vent passages are in building room Box out at two on inner wall, described box out one is located on the body of wall on ground, and one is located on the body of wall of ceiling, Tail end air conditioner control system is installed in box out on the body of wall on described close ground, the box out on the body of wall of described close ceiling Exhaust outlet is installed.
2. described in a kind of utilization claim 1 based on building hollow-core construction Driven by Solar Energy multifunction natural air conditioner The method of system ventilation, including:Wind circulation process, evaporation cooling process, the circulation of waste heat recovery wind and photovoltaic heat exchange, its It is characterized in that:During winter operation:Valve V1, valve V3, valve V4, valve V5, valve V18, valve V19, valve V20 are opened, its Remaining valve closing, the hot water of solar water heater heating enters tail end air conditioner control system by heat-exchanger pump, absorbs indoor cold Afterwards, temperature is reduced, and by valve V15, valve V18 pipelines circulating-heating in solar water heater is returned to;During summer operation, valve V1, valve V3, valve V4, valve V5, valve V18, valve V19, valve V20 are closed, and remaining valve is opened, in water storage tank Water is entered in evaporation cooling duct in the chilled water coil with fin by water supply pump, and cooled cold water is into tail end air conditioner control In Systemic absorption room after heat, it is cold that the pipeline being located by valve V15, valve V21, valve V24 returns to water storage tank interior circulation But;
Described wind circulation process is that solar radiation to described photovoltaic electroplax construction wall surface generates electricity described in drive too The air-introduced machine that can drive of sun to described photovoltaic electroplax construction wall surface air-supply, air and photovoltaic plate surfaces heat convection, Temperature is sent in described U type vent passages after raising, and air-flow is acted on by stack effect, in described U-shaped vent passages The air part parallel connection of middle flowing enters Indoor environment by described tail end air conditioner control system, and Air Distribution is Under the row of serving replacement aeration, air completes to pass through described row because buoyancy lift carries dirty air after heat exchange indoors Air port drains into the other end of described U type vent passages;Another part air does power in described U type vent passages Circulation;
Described evaporation cooling process is that the water of described water storage tank enters described by the described cooling pipeline that valve is located Evaporation cooling duct in carry fin described chilled water coil, by described sprinkling equipment in fin surface shower water Mist, described sprinkling equipment is arranged on described U type vent passages side, has air-flow inside it according to tetra- indicators of ABCD Head is flowed, and accelerates the moisture evaporation on fin, the moisture evaporation heat absorption on wet fin, is caused in described chilled water coil Coolant-temperature gage is reduced, and by valve V9 described tail end air conditioner control system is entered;
Described waste heat recovery wind circulation is that the air draft side of described U type vent passages arranges the finned heat exchanger described in Waste heat recovery is done, to absorb the energy entrained by the air discharged from described U types vent passages;Waste heat recovery water circulation, institute The finned heat exchanger stated absorbs the air waste heat of described U type vent passages, in the effect of described waste heat recovery water circulating pump Under, described waste heat recovery plate type heat exchanger is recycled into by heat-carrying agent, in the work of described loop water circulating pump in parallel With under, the medium for being loaded with waste heat recovery energy enters described solar water heater by the control of described loop valve in parallel Or described water storage tank, summer in winter two seasons Cooling and Heat Source side valve opening is controlled to, summer valve V27, valve V29, valve V30, Valve V31 is opened, and valve V28 is closed, and valves in winter V28, valve V29, valve V31 are opened, and valve V27, valve V30 are closed Close;
Described photovoltaic heat exchange is that air and surface of photovoltaic cell panel convection current in photovoltaic electroplax air space is changed Heat, temperature enters described U type vent passages after raising, and under the hot pressing function of stack effect, promotes described U types ventilation Air circulation in passage;Described accessory fan is set in described U type vent passages one end, to solve overcast and rainy and night Hot pressing is not enough in U type vent passages described in evening, and stack effect is not obvious, and gravity-flow ventilation air adjustment effect is poor, system cannot The problem of operation.
CN201410434853.6A 2014-08-30 2014-08-30 Solar driven natural ventilation air conditioning system of building hollow structure and ventilation method Expired - Fee Related CN104154619B (en)

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