CN102313363B - Household solar energy comprehensive utilization system - Google Patents

Household solar energy comprehensive utilization system Download PDF

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CN102313363B
CN102313363B CN201010224813.0A CN201010224813A CN102313363B CN 102313363 B CN102313363 B CN 102313363B CN 201010224813 A CN201010224813 A CN 201010224813A CN 102313363 B CN102313363 B CN 102313363B
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absorber
solar
optically focused
heating
cooking
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CN102313363A (en
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王海静
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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
    • Y02B10/10Photovoltaic [PV]
    • 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
    • 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
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
    • Y02B40/18Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers using renewables, e.g. solar cooking stoves, furnaces or solar heating
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/47Mountings or tracking
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

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  • Photovoltaic Devices (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The invention discloses a household solar energy comprehensive utilization system belonging to the field of new energy resource engineering and solving the problems that a metal housing of focusing and light-condensing absorber and a condensation solar energy battery are firmly and tightly connected for efficient heat conduction, the light-condensing absorber and pipes of a heat utilization system keep connection and do not form block when the light-condensing absorber automatically tracks and moves, and it is convenient for switching functions of light-condensing absorber and a cooking mechanism. The materials for the condensation solar energy battery and the materials connective with the metal housing are selected from materials with higher temperature resistance and good heat conduction performance. A flexible and extension-type reflector is arranged to realize the mobile track of the reflector and not to form block. An absorber position switching mechanism which mainly takes an absorber rotating shaft is arranged to realize function switching between water-boiling cooking and power generation heating. The invention is mainly used for electricity utilization, cooking, and water boiling, heating and refrigerating of people in countries, pasturing areas, borderland armies, urban fringes and city low-rise buildings, and realizes multiple functions, thus cost is greatly reduced and popularization of solar energy application is realized.

Description

Domestic solar utilization system
Domestic solar utilization system belongs to new forms of energy engineering field.
Background technology: the direct utilization of existing solar energy is mainly heat utilization and solar electrical energy generation.Aspect solar thermal utilization, solar water heater is present most widely used solar energy heat utilization device, and particularly glass tube with vacuum solar water heater efficiency of utilization is high, the life-span is long, the summer in winter can with and cost lower.Because there is above outstanding advantage, glass tube with vacuum solar water heater occupies topmost status in existing solar water heater.But the ordinary vacuum tube solar water heater most of the time can only produce and have a bath, wash clothes, rinse and the low-grade hot water such as wash, the less drinking water of even can not producing.Solar cooker is also existing one of the most effective mode of solar thermal energy of directly utilizing, produce with its boil water, cook, the high-grade heat energy such as cooking.The solar cooker of extensive use now focuses on solar cooker as main take reflective parabola, is generally divided into from motion tracking and manually follows the tracks of two kinds.From realizing of motion tracking follow the tracks of full daytime the sun produce cook, cooking, the cooking high temperature heat that boils water.But general resident family utilizes, and solar cooker boils water, cooks, the time of cooking only accounts for one section shorter in one day, its ability does not give full play to thereby uses solar cooker particularly higher from the cost of motion tracking solar cooker so that be difficult to large-scale popularization application.Solar electrical energy generation is another the main aspect that utilizes solar energy, is mainly divided into heat generating and photovoltaic generation.Present solar energy photovoltaic generator is solar cell to be made to cell panel make as required the array differing in size or make little lens and carry out concentrating solar battery generating to fritter gallium arsenide solar cell optically focused.
In vast rural area, pastoral area, urban fringe area and city low-rise building part solar cooker be to have very much development utilization prospect, it can solve, and resident's part boils water and cooks, energy for cooking, but can not solve the supply of having a bath, wash clothes, rinsing domestic hot-waters such as washing, also can't resolve the problem of heating and refrigeration.Solar water heater can only be supplied with daily life hot water, can't resolve again the high temperature energy such as cooking.Solar energy power generating is difficult to again solve supplying hot water because its cost is higher and cooking is used and can be waited.
Chinese patent application CN166129A disclose a kind of " multifuctional solar water heater in central heating " this scheme attempt to utilize parabolic mirror optically focused collect solar energy realize cook, the function of heating installation, water heater, he attempts that endothermic water tank is made to disconnectable device and cooks with it to replacing with cooking stove (grate) time summer, but he does not provide the concrete apparatus and method that change and therefore just rests on the imagination stage; And if allow it possess solar cooker function that just need every day and have the sun and can both utilize it to carry out cooking work need to be with it time, change device and only put cooking stove (grate) in summer and do not have significant practical applications so arrange; The realization heating that he imagines and the function of water heater are endothermic water tank to be set at focus place be connected to the attemperater realization production of setting and stored boiling water for drinking and bathing by pipeline, another group pipeline by UNICOM's radiator is realized heating, in the time of snow sky, is heated and puts back to the heating of radiator heating radiator again to the water of attemperater by electrical heating; In other words the warm supplying hot water of his confession is that the hot water that produced by endothermic water tank leads to respectively in attemperater and radiator and realizes hot water and heating are provided, common hot water is exactly generally to supply with that having a bath washes clothes waits daily life use in fact, this utilizes the later waste heat of heating refrigeration to be just enough to solution never needs the such high-grade hot water of boiling water, therefore do like this and be not only waste, and certainly will reduce not only uneconomical but also science not of efficiency that system utilizes solar energy.
And his scheme is to utilize the endothermic water tank of parabolic mirror optically focused to focus place, endothermic water tank is UNICOM's attemperater and caliduct below again.Parabolic mirror will be followed the tracks of the sun, and the endothermic water tank at its focus place also must be and then mobile, and at this moment how pipeline keeps connecting does not also affect again optically focused and follows the tracks of the sun, and this scheme does not provide concrete solving device and way yet.This is a very important problem, and this problem does not solve, and just can not follow the tracks of sun collection solar energy by implement device, and its all functions all can not realize.
So this scheme is actually the scheme that can not realize, and is therefore skimble-skamble.
Chinese patent application CN1529102A discloses the patent application of " universal solar machine " by name, it is to utilize in rectangle frame (being generally at roof) to arrange to follow the tracks of the some plane mirror optically focused of the sun to form hot spots to utilize mechanism to comprise that reflector realizes to projecting sunshine in bottom building to some solar energy that are arranged on hot spot place, heat and make temp. controllable water heater to heat dump, optomagnetic generating hydrogen manufacturing simultaneously, solar photocell generating etc., wherein he also speaks of the domestic hot-water who not only to have reduced photronic temperature and improved efficiency and also produced uniform temperature in order to combine to solar photocell heat radiation and water heater.
His follower is to drive the link gear of each speculum to complete by a tracker, if arranging follower, each speculum can also realize tracking just as heliostat is followed the tracks of the sun, the mechanism that interlock is set the just very complicated cost that causes is very high and can not realize reliable tracking and assemble solar energy, so his design not can be made.
Even if can assemble sunshine with additive method, can not project sunlight to lower building by reflective mirror, because cannot realize accurate and quantitative projection, optomagnetic generating hydrogen manufacturing simultaneously belongs to magnetohydrodynamic generator and hydrogen manufacturing, and this installation cost is very high does not have ripe equipment to move so far! a set of speculum is given multiple devices optically focused and be to carry out while needing respectively, cause each device not make full use of, form like this significant wastage, too high efficiency is too low to cause cost, the cost that not only can not reduce solar energy utilization is greatly to have improved cost on the contrary, be cooling mechanism the scheme that can obtain " domestic water of uniform temperature " with regard to water heater is set by its solar cell power generation, he does not provide the concrete scheme of how combination, does is the base material of solar cell is all generally how the poor material of heat-conductive characteristic to conduct and to produce " hot water for life of uniform temperature " in conjunction with guarantee High Efficiency Thermal the hot water of lower temperature? if silion cell does not have heat abstractor light concentrating times can not exceed 4 times, 4 times of ultimate-use (limiting service) temperature 67 degree that just exceed him are exceeded, just be done for, if high power concentrator to silion cell so its moment the ability of will losing the job, enable to produce " having the domestic water of uniform temperature " and have again what meaning? if very expensive again with GaAs battery that can high power concentrator, can also produce hot water for life with it with the boiling water of its generation high temperature is exactly a kind of waste, from he said " producing the domestic hot-water of uniform temperature ", this solar cell can only be silicon solar cell, and silicon solar cell can not normal work in the situation that of such multiple optically focused.
So this " universal solar machine " is actually one " ten thousand can not sun machine "
Summary of the invention: the present invention is exactly in order to overcome the above problems, a kind of generating that can low-cost high-efficiency in a system is provided, the cooking work of can carry out cooking at any time in the time having the sun and need again, cooking, boiling water, the cogeneration of heat and power of the refrigeration of warming oneself again and supply daily life hot water, multistage utilization successively, science, reasonable, low cost, high efficiency home-use solar energy are collected the system of utilizing.
Realizing technical scheme of the present invention is: the point focusing parabolic reflector formula solar collector of first manufacturing a kind of larger daylighting area.Its specification generally should be greater than the common solar cooker of present use in case can meet general three-person household very fast carry out a meal, if mainly will consider according to the requirement of its use the size of speculum specification by its generating and heating refrigeration etc.With it directly cook, cooking, the daylighting area with segregation Jiao that boils water be generally advisable more than 3 square metres between 5,6 square metres.Without it directly cook, cooking, boil water purely in order to generate electricity, heating, cooling hot water can make greatlyr, this reflecting condenser must arrange automatic tracking system from the motion tracking sun, utilizes solar energy to realize collecting full daytime.
Be provided with at the focus place of this point focusing parabolic reflector formula solar concentrator place cook, the cooking frame of cooking, the pan such as boil water, this cooking frame is also the support of laying optically focused absorber, and optically focused absorber is to assemble to utilize one of critical piece of solar energy.It is that the canister (namely boiler) of content water is provided with large area high concentration solar battery pack in its Lower Half and covers optically focused absorber bottom and absorb the position (namely focal spot place) of reflected sunlight, utilizes this high concentration solar battery pack to carry out concentrating solar battery generating.So concentrating solar battery generating is owing to not having the complex mechanism rotating to be particularly suitable for small-sized concentration solar generating.
The solar cell that carries out concentrating solar battery generating should be the high performance solar batteries group that adapts to high power concentrator, be placed in the focus place that namely reflected sunlight focuses on, bottom of circular optically focused absorber, the identical covering of shape of its shape and absorber bottom focal spot tight strong bond form a firmly entirety at bottom and the optically focused absorber of optically focused absorber; All material between the metal shell of it and optically focused absorber should be all the material of resistance to higher temperature and good thermal conduction; Its matrix should resistance to higher temperature and the heat-conductive characteristic that had, so that waste heat can conduct the water to absorber content efficiently after solar cell power generation, has so just made large area concentrating solar battery.People are using Fresnel lens optically focused to generate electricity to small size high concentration solar battery (gallium arsenide solar cell) now, the high concentration solar battery that facts have proved this small size need not arrange cooling device and just can normally work, point focusing large area high concentration solar cell power generation is because its cisco unity malfunction at high temperature, so also nobody test and application mistake now.The water of absorber inside is connected with heating refrigerating plant and heat storage water tank by pipeline, the heat energy that utilizes step by step successively optically focused absorber to produce, the waste heat work that next stage utilizes the operation of upper level device to produce.Realize cooking and high concentration solar cell power generation by a system---heating refrigeration---multistage, the cogeneration of heat and power successively of daily life hot water utilizes solar energy.
If optically focused absorber absorption portion does not arrange solar cell and carries out solar cell power generation and be directly used in solar heating refrigeration and with hot water, just should scribble coating for selective absorption and make with the surface of honeycomb and utilize solar energy with more efficient collection at the optically focused absorber heat absorbing part of focus.
On roof or indoor suitable height a heat storage water tank is set, lead to hot water from heat storage water tank introduction pipe and make use for people's hot water; This heat storage water tank is connected to after heat utilization system by pipeline, the waste heat production daily life hot water that utilizes other system works to produce; Do not arrange heating refrigerating plant it heat storage water tank be just directly communicated to the optically focused absorber that is arranged on reflecting condenser focus place, after concentrating solar battery generating, utilize the heat energy producing to be directly communicated with heat storage water tank and supply with daily life hot water, the setting that Here it is simplifies most.But this setting of simplifying is most actually a kind of waste to high-grade solar thermal energy, the general mechanism of still leading to heating refrigeration after concentrating solar battery generating utilizes heat energy heating to freeze, and is communicated with afterwards the waste heat production daily life hot water producing after heat storage water tank utilization heating refrigeration again.
Small-sized prevailing be according to following order setting: directly cook, cooking, boil water and concentrating solar battery generating realizes respectively generating and cooking function---air-conditioning or heating, refrigeration---daily life hot water by turning cylinder dislocation.This prevailing setting is cogeneration of heat and power, multistage utilization, minimum, most effective, the most economical rational setting of cost.
If do not need generating, solar cell power generation system is not set, the solar thermal energy of gathering is just supplied with the heat storage water tank of heating refrigeration mechanism and daily life hot water.
No matter whether solar cell power generation device is set, its optically focused absorber and other operating mechanisms are as being all the pipeline communication by arranging between heating refrigerating plant and heat storage water tank and forming circulation, and pipeline outside all should arrange thermal insulation separation thermosphere to reduce heat radiation and to prevent that winter is freezing.
In actual production, a certain function and mechanism be can cancel as required, this setting and interchange mechanism just cancelled if do not utilized it directly to cook and boiling water; Do not carry out the concentrating solar battery TRT of just cancelling of concentrating solar battery generating and directly supply with heating refrigeration or solar airconditioning; Or only carry out solar heating or the logical heat storage water tank supply of heating refrigeration waste heat daily life hot water, or only carry out wherein two work as heating and daily life hot water.
This system is to the sunshine optically focused absorber that is arranged on focus by the reflective solar concentrator optically focused of point focusing.This absorber bottom arranges the solar cell power generation device of high power concentrator; First solar ray collecting is sent electric power by the solar cell utilization of high power concentrator in focus; The remaining solar energy major part that does not change into electric energy is just converted into heat energy.This part heat energy conducts and has heated inner water when being absorbed device generating, passes through pipeline heating use device as heating refrigerating plant and heat storage water tank formation heat utilization system after water is heated.The electricity that solar cell sends can directly utilize, and also can store standby needs by battery time, uses.In the solar cell power generation of optically focused absorber, heat inner water, hot water utilizes step by step by warm oneself refrigerating plant and heat storage water tank of device for cleaning pipeline, it is heated that cold water is constantly deposited to again absorber, and the solar battery group of absorber bottom is lowered the temperature again like this.Solar cell is always worked thereby can be kept duty best or that adapt to the in the situation that of lower temperature.This has just not only sent the electric power inner water that also utilized waste-heat, and has fallen and gentlely provide and had enough thermodynamic thermals source to heating refrigeration system and daily life hot water to solar cell simultaneously at heating water.It is generally multistage utilization successively, the waste heat work that next stage device utilizes the operation of upper level device to produce.This small-sized domestic solar power station and solar thermal energy of just having made a point focusing is produced the system of utilizing.
If do not carry out solar cell power generation, solar cell is not just installed in the bottom of optically focused absorber, and the sunshine of gathering directly heats the namely water of heating absorption device inside of optically focused absorber.Just become solar energy radiator if lead to the heat abstractor of setting by the pipeline arranging to room heating; The heating refrigerating plant that the leads to installation refrigeration of warming oneself just becomes solar air conditioner; Waste heat is communicated to installs pinnacled heat storage water tank, and it has again the function of solar water heater.It can be generate electricity not only but also utilize the co-generation unit of heat energy.Can be only Solar Energy Heat Utilization System again.
Being suitable for of a kind of small-sized segregation Jiao of the solar collector of this point focusing directly cook, cooking, boil water, it can solve resident's energy for a part of cooking, other do not have the time of the sun to solve by methods such as the electric energy storing, so it is also a large solar cooker.Can generate electricity in order to realize, again can be for heating refrigeration system be for heat energy, again can be for heat storage water tank supplying hot water can also be cooked, cooking, boil water, corresponding mechanism just must be set and address this problem.
The scheme addressing this problem is: small-sized directly cook, cooking, the absorber that is placed in focus that makes that boils water can rotate around the turning cylinder arranging, not cooking, cooking, absorber is turned to focal position while heating up water and absorbs solar energy for solar cell generating, then the waste heat refrigeration that is used for warming oneself heats to heat storage water tank; When needs are cooked, cooking, just this absorber is rotated away to focus to the position that does not affect cooking work while boiling water, on focus place cooking frame, place cook a meal pot or kettle this just can cook in the above, cooking, boil water.When need not cook, cooking, while boiling water, take away cook a meal pot or kettle handle optically focused absorber and go back to focus place and absorb solar energy and carry out the work of concentrating solar battery generating and heating absorption device.Special pipeline and valve control should be set to heating and refrigeration system heat supply and heating heat storage water tank, and heating refrigeration system and heat storage water tank also by pipeline is connected make heating refrigeration afterwards waste heat lead to heat storage water tank as water heater hot-water supply.This concentrating collector is always in work like this, and its utilization rate is just high, in fact just equals to have expanded function to large solar cooker and has given full play to its effect.Be that several functions and its each function are all done finely by original a kind of Function Extension.Such as when the solar cooker because this speculum be greater than general solar cooker it just can be very fast do ripe a meal or boiled water flask; Be greater than general solar vacuum-tube water heater as its power of water heater, can produce more and hotter hot water; Concentrating solar battery generating, because the electric energy of its large generation of daylighting area is also many but high concentration solar cell area used is but very little, has so just reduced the cost of solar cell power generation widely.Solar cooker can only do two meals for one day and burn a few kettle boiling water and only utilize very short a period of time, and other mosts of the time are not all utilized, and this has just caused the waste of equipment.Such setting just can accomplish that the time all shining upon all utilizes solar energy in collection, and each part of whole system has reduced cost in this utilization rate that has just greatly improved device of running except cooking work.
Certainly, for meet the demand such as the generating of some resident families and larger unit and heating refrigeration, just must be this device manufacture larger, just such as army and large unit just must be with large-scale meeting the demands.Because daylighting area large focal spot sets high from operative position away from bottom, while cooking burning, cooking boiling water will arrive eminence, this just makes troubles to use, the light conduction mechanism that should adopt optical fiber manufacture is transmitted to the luminous energy producing at focus absorber indoor, makes to cook, cooking, boils water all and to carry out or mobile ladder and the device keeping the sun off be set indoor.This optically focused absorber also will be realized location swap with the optically focused absorber of power generating and heating, its switching mechanism should be machinery or automatically switching mechanism and unsuitable manual switch.Other system also will do corresponding variation but its basic structure remains such.
The beneficial effect that the present invention produces is: utilize a larger point focusing solar energy reflection mirror be equipped with above device just realization in a system, carry out the multi-efficiency of solar energy light-collecting battery generating, cooking, heating refrigeration and supplying hot water, realize the multistage utilization of cogeneration of heat and power, efficiently utilize solar energy; Reduce costs greatly, realize the generalization, practical of Application of Solar Energy; Solve people's daily life electric energy and heat energy; Improve people's quality of life; Save the protection of fossil energy favorable environment; Sustainable development for human society is significant.
Accompanying drawing 1 is the schematic diagram that this solar energy composite utilizes system.
In figure, 1, point focusing is from the parabolic mirror of motion tracking, 2, the optically focused absorber of with or without concentrating solar battery group, 3, optically focused absorber turning cylinder, 4, also can place the support of culinary cookware with optically focused absorber turning cylinder, 5, movable, telescopic elastic pipeline, 6, support of pipelines, 7, lead to heating, the pipe switch valve of refrigeration or solar airconditioning, 8, lead to the pipeline of heating of house or refrigeration machine or solar airconditioning, 9, lead to the pipeline valve of heat storage water tank, 10, lead to the pipeline of heat storage water tank, 11, roof, 12, heat storage water tank, 13, lead to the wire of load and battery.
The specific embodiment: the specific embodiment of the present invention is further described as example take small-sized segregation below in conjunction with accompanying drawing: 1, the solar energy parabolic reflector concentrator of point focusing, should utilize driven by power to follow the tracks of, power supply can be that the alternating current of electrical network can be also the electric energy that itself produces, and this system is if to give full play to its usefulness must be that full daytime is from the motion tracking sun, 2, the optically focused absorber of with or without concentrating solar battery, this solar cell refers to the concentrating solar battery group that efficient stable is good, its shape should be circular and the shape of absorber bottom is consistent and with the good material of resistance to higher temperature thermal conductivity tightly cling form together one firmly overall, be beneficial to fully absorb solar energy and conduct heat energy, its inside is water, by pipeline and heating refrigeration system, heat storage water tank series connection is communicated with, first the sunlight of assembling like this absorbed generating by solar cell, the electric energy sending can directly be supplied with electrical appliance work, exhaustless electric power can be stored in standby use later in battery.
When solar cell power generation, also produce heat, this part heat conducts the water to optically focused absorber inside, the water of absorber inside is realized cold cycling by pipeline, the water of heat leads in heat storage water tank 12 along pipeline, cold water is constantly deposited to the bottom of absorber by pipeline, hot water arrives solar heating refrigeration mechanism if heating refrigeration also will be passed through pipeline 8 by delivery in rising way, if do not need heating to freeze, valve-off 7, open valve 9, while needing refrigeration heating, open valve 7 and close the valve 9 towards heat storage water tank, hot water is rising to heat storage water tank for daily life hot water by the waste heat after heating refrigeration system work by pipeline, this part does not draw.
If do not need solar cell power generation, just solar cell is not set, the direct heating absorption device of sunshine of focusing, the surface of absorber should be made with coating for selective absorption with the surface of honeycomb, to improve heat absorption efficiency like this.
Its function of boiling water of cooking is achieved in that and in support focus 4, is provided with optically focused absorber turning cylinder 3, cook and rotate absorber by turning cylinder while boiling water and do not affect the position of placing cook a meal pot and kettle to leaving focus when needs, position in this focus is provided with cooking wok stand, places the pot or kettle just can be cooked, cooking and boiling water of cooking a meal in cooker racks; When need not cook, cooking, take down cook a meal pot or kettle while boiling water, then absorber is gone back on the support that is stabilized in focal position, so just continue to realize optically focused to optically focused absorber.
Because speculum must be followed the tracks of sun rotation, optically focused absorber also must be and then mobile, it and lead between pipeline below and can not fix, should be flexible activity have certain elasticity and and the distance of fixed-piping be variable, do not form like this obstruction when guarantee tracking.In figure, 5 is exactly such movable telescopic elastic pipeline, and they and fixed-piping below link together, and should make the coated heat preserving and insulating material in outside with rubber or plastics etc.
The pipeline outside of this system all should be coated heat preserving and insulating material, is exposed to outdoor fixing pipeline and can also outer surface cover vacuum glass tube heat collector, can in doing pipeline, also have like this thermal-arrest heat effect concurrently, utilizes usefulness to improve hot collection.

Claims (3)

1. domestic solar utilization system, by the parabolic mirror of point focusing, from the follower of the motion tracking sun, for supporting the support of placing cooker and kettle, heat storage water tank composition, is characterized in that: on the support of placing culinary cookware, focus place is provided with the optically focused absorber of high concentration solar battery; Arrange gathering sunlight is transmitted to indoor optical fiber mechanism; Optically focused absorber turning cylinder is set on main support and realizes the conversion of optically focused absorber position; Optically focused absorber is communicated with by pipeline and heating, refrigerating plant or solar airconditioning; After heating, refrigeration or solar airconditioning system are by warm, be communicated with again for the daily life heat storage water tank of hot water is provided, warm oneself freeze be just only communicated with heat storage water tank; Heat storage water tank is also directly communicated with by pipeline with optically focused absorber; Between the fixed-piping of optically focused absorber and heat utilization mechanism below, use mobile flexible telescopic elastic pipeline communication.
2. domestic solar utilization system according to claim 1, it is characterized in that: the high concentration solar battery on optically focused absorber and optically focused absorber are made a firm entirety of combining closely, and its all material is all resistance to higher temperature and the good material of thermal conductivity.
3. domestic solar utilization system according to claim 1, is characterized in that: the pipeline of all exposures all should be coated heat preserving and insulating material.
CN201010224813.0A 2010-07-08 2010-07-08 Household solar energy comprehensive utilization system Active CN102313363B (en)

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