CN203100220U - Point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater - Google Patents
Point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater Download PDFInfo
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- CN203100220U CN203100220U CN201320071879XU CN201320071879U CN203100220U CN 203100220 U CN203100220 U CN 203100220U CN 201320071879X U CN201320071879X U CN 201320071879XU CN 201320071879 U CN201320071879 U CN 201320071879U CN 203100220 U CN203100220 U CN 203100220U
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- Y—GENERAL 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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
A point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater is characterized by comprising a heat collection system, a double-pipeline circulating system, a high-temperature heat-preservation water tank assembly with an intelligent control system and a medium-temperature heat-preservation water tank assembly, wherein the heat collection system comprises a point focusing multi-focus Fresnel lens array focuser and a heat collector, medium double circulating systems are arranged in the heat collector for heat energy absorption and heat exchange, and the double-pipeline circulating system comprises a medium circulating pipeline between the heat collecting system and the high-temperature water tank assembly and a water circulating pipeline between the high-temperature water tank assembly and the medium-temperature water tank assembly. The point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater collects heat in a focusing mode, is higher in efficiency, is matched with the flat plate type medium circulating heat collector, realizes an efficient solar heat collection method without the need of a tracker, is combined with a pressure-bearing type water tank and a water falling type water tank, and is better in heat stability, larger in hot water amount, longer in heat-preservation time, low-temperature resistant, anti-freezing, anti-explosion, high in performance cost ratio, and favorable for engineering, factorization and industrialization.
Description
Technical field
The utility model relates to solar water heater, is a kind of two tank solar water heaters of the drowning formula of pressure-bearing of point focusing Fresnel array specifically.
Background technology
Mainly contain full glass heat collecting vacuum pipe formula and flat two big class solar water heaters in the market, wherein glass vacuum tube type accounts for 90%.
The full-glass solar energy heat collecting vacuum pipe is generally high borosilicate 3.3 ultrahard glass manufacturings, adopts vacuum sputtering selectivity coating process.Can be divided into aluminium nitrogen list target coating process and copper, aluminium, stainless steel three target coating process etc.
The plate type solar water heater can be divided into tube-sheet type, wing pipe type, coil pipe type, flat box type, circular pipe type and heat pipe-type.Superior with ceramic hollow plate type solar water heater.
The advantage of glass heat collecting vacuum pipe formula solar water heater is safety, energy-saving and environmental protection, economy.Shortcoming is that volume ratio is huger, glass tube is frangible, assemble incrustation scale in the pipe easily, can not bearing operation, installations is complicated, difficult in maintenance, water wasting is time-consuming, breakage rate can cause whole system to paralyse, can not be used for large-engineering etc. up to breaking of 8%, pipe.
The advantage of plate type solar water heater is very outstanding: thermal efficiency height, the board-like structure of metal tube, fault is few, potential safety hazard is low, can bearing operation, safe and reliable, absorber area big, be easy to combine with building, anti-ly anhydrously emptyly shine that property is strong, hot property is stable etc.
But the shortcoming of plate type solar water heater also clearly: heat-insulating property is poor, solar collecting performance was relatively poor when environment temperature was low, relative power consumption when adopting auxiliary the heating, environment temperature low or when requiring leaving water temperature high the thermal efficiency lower, in case the freezing whole thermal-arrest plate of replacing that needs, only suitable winter, non-icing southern area was selected for use; Pottery hollow plate type solar water heater need adopt vacuum magnetic-control sputtering cermet (CERMET) the plated film band and the relevant supporting technology of import, and complex process costs an arm and a leg etc.
There is not fresnel lens array formula solar water heater in the market.Have the people to propose fresnel lens array formula solar water heater in the document, just can reach optimum efficiency but need the sun light tracking device to cooperate, not only cost height but also fault rate also improve thereupon.How to bring into play the maximal efficiency of solar water heater under the situation that does not need to follow the tracks of, the defective of avoiding above-mentioned solar water heater is the problem that industry faces.
The water tank setting of solar water heater also be with the user easy to use, use experience is directly related, though someone proposes the design of two water tanks, realizing that in limited hot water water storage scope constant temperature is convenient to use effect as far as possible but how to reach, also is the key of solar water heater design.
Summary of the invention
Technical problem to be solved in the utility model is to try hard to significantly change the defective that efficiency is low, fault rate is high in the present solar water heater prior art, and a kind of two tank solar water heaters of the drowning formula of pressure-bearing of point focusing Fresnel array are provided.Adopt many focuses of point focusing formula fresnel lens array focalizer to be equipped with technology such as medium double circulation heat collector and water body double circulation attemperater and make a kind of novel solar water heater, to solve the defective of full-glass solar energy heat collecting vacuum pipe formula water heater and plate solar water heater, make solar water heater technology and structure more become perfect and reasonable.
The two tank solar water heaters of the drowning formula of the pressure-bearing of described point focusing Fresnel array, comprise collecting system, the pipeline circulatory system and water tank assembly, it is characterized in that: described collecting system is made of many focuses of the point focusing formula fresnel lens array focalizer on heat collector and the described heat collector, and being used for focusing on the back through multiple spot does not have the reception of tracking and be converted into heat energy by heat collector the sunlight of different angles incident; Described heat collector is the flat circle or the rectangular box that include heat collecting element, heat collecting element comprises: organize the heat collector calandria more, medium circulation pipe network in the heat collector, heat-insulation layer, described heat collector calandria gathers and is embedded in the flat described casing, part is concordant with described casing upper surface, be used for receiving the multiple spot focused ray of incident from different perspectives and thermal energy transfer given next-door neighbour's described heat collector medium inner circulating tube: described water tank assembly comprises high-temperature water tank assembly and reservoir assembly, and the described pipeline circulatory system is included in medium circulation pipe network in the heat collector of circulation in the described heat collector, medium circulation system outside the heat collector that between heat collector and described high-temperature water tank assembly, circulates, the water tank water body circulatory system that between high-temperature water tank assembly and middle reservoir assembly, circulates.
Described many focuses of point focusing formula fresnel lens array focalizer is that multi-ring annular is arranged multi-focus lens array, rectangular arranged multi-focus lens array or many focuses of polygon dense arrangement lens arra, is used for the sunlight multiple spot focusing back formation high energy light source of different angles incident is projeced into described collector panels.
As prioritization scheme, the light inlet bore of described fresnel lens array focalizer is more than or equal to 0.5 with the scope of the ratio of focal length, and smaller or equal to 1.5, unit optically focused ratio is more than or equal to 100, less than 150.
As prioritization scheme, described heat collector calandria is a plurality of strips, be embedded in the interior medium circulation pipe network of heat collector, the cross section of heat collector calandria is the class rectangle, the short side of such rectangle is concordant with the upper surface of described casing, the two long side faces next-door neighbour heat collector medium inner circulating tube of rectangle; The upper surface surface area of described heat collector is 1 ~ 10 square metre, at the base plate and the side plate inner face of the casing of heat collector described heat-insulation layer is housed.
The medium circulation pipe network is provided with medium circulation branch line in a plurality of heat collectors in the described heat collector, is distributed between described many group heat collector calandrias, and is summarized in the outer medium circulation system of described heat collector.
The outer medium circulation components of system as directed of described heat collector is positioned at described high-temperature water tank assembly, with the water body heat exchange in medium heat energy and the described high-temperature water tank assembly and guarantee the cleaning of water body, the water body in the described high-temperature water tank assembly also communicates with middle reservoir assembly by the described water tank water body circulatory system.
Described high-temperature water tank assembly comprises the outer courage of high-temperature water tank inner bag, soak layer, high-temperature water tank, the high-temperature water tank shell that is provided with from inside to outside as top ability of swimming water tank, also comprises the high temperature automatic air intake and discharge valve, high-temperature water tank safety valve, high temperature water level valve, high-temperature water tank blowoff valve, the high-temperature water tank automatic water replenishing device that are installed on described high-temperature water tank housing.
The reservoir assembly comprises the middle reservoir inner bag that is provided with from inside to outside, middle temperature heat-insulation layer, the outer courage of middle reservoir, middle reservoir housing as the formula water tank that falls into water in described, and be installed on described in the middle reservoir automatic air intake and discharge valve, middle reservoir safety valve, middle reservoir water level valve, middle reservoir automatic water replenishing device, middle reservoir of reservoir housing with water out, middle reservoir blowoff valve, middle warm water body reversion outlet, middle warm water inlet.
As prioritization scheme, the inlet and outlet pipe interface of described high-temperature water tank assembly and turnover medium pipeline interface all are equipped with temperature sensor, described temperature sensor is the part of described intelligence control system, is electrically connected with intelligent controller input interface in the described intelligence control system.
On the medium circulation pipeline of the described pipeline circulatory system and the water tank water body circulatory system pipeline check valve and magnetic valve are housed all, described check valve and magnetic valve are the parts of described intelligence control system, be electrically connected with the intelligent controller output interface in the described intelligence control system, described intelligent controller also is electrically connected by the automatic valve of being installed on circuit and high-temperature water tank assembly and the middle reservoir assembly, and described automatic valve comprises: in/high-temperature water tank automatic air intake and discharge valve, in/the high-temperature water tank automatic water replenishing device.
Water tank can be installed within doors certain altitude Anywhere, water safety and convenient just, good more from the near more effect of heat collector.
As the application extension of above-mentioned solar thermal collection system, following application can also be arranged:
Install GaAs class solar photovoltaic battery component array with certain heatproof characteristic, controller, inverter, equipment for power transmission and distribution etc. additional, can repack the solar water heater of band photovoltaic generation into.
Suitably increase the focalizer area, or increase heat collector quantity, form collector array, can be used as large-sized boiler and use, or as heat supply, heating, the electricity generation system in large-scale factories and miness, community, cities and towns.
Be designed to outer facade, the end face of building, both increased the building function, beautify the environment, reduce the carbon discharge capacity, more can reduce building cost.
The utility model has the advantages that:
1, focusing heat collection, efficient is higher.
2, heat endurance is better, the hot water amount is bigger, and temperature retention time is longer.
3, drowning formula and top ability of swimming combine, and use more convenient.
4, medium circulation is heated, and water quality is good.
5, be not afraid of low temperature, antifreeze, explosion-proof.
6, adopt common material, technology is simple, the cost performance height.
7, functions such as the generating of compatible light volt, large-scale heat supply heating, architecture-integral.
8, be beneficial to through engineering approaches, batch production, industrialization.
Description of drawings
Fig. 1 is a point focusing formula Fresnel array focalizer floor map,
Fig. 2 is fresnel lens array and heat collector generalized section,
Fig. 3 is the three-dimensional generalized section of high-temperature water tank,
Fig. 4 is the three-dimensional generalized section of middle reservoir,
Fig. 5 is a fresnel lens array solar water heater operation schematic diagram.
Among the figure: 1-lens arra, 2-heat collector assembly, 3-heat collector calandria, 4-heat collector thermal-arrest interface, 5-heat collector medium outer circulating tube, 6-heat collector side heat-insulation layer, 7-heat collector bottom surface heat-insulation layer, 8-medium, 9-heat collector medium inner circulating tube net, 10-lens incident basal plane, 11-high-temperature water tank assembly, the pressure-sensitive temperature inductor of 12-medium, 13-high temperature automatic air intake and discharge valve, 14-high temperature water level valve, 15-water body thermally sensitive temperature inductor, 16-middle warm water reversion pipeline, 17-high-temperature water tank automatic water replenishing device, 18-soak layer, medium systemic circulation pipe in the 19-high-temperature water tank inner bag, 20-water tank, 21-water tank medium partial circulating pipe, 22-water body, 23-medium reversion temperature inductor, 24-high-temperature water tank shell, 25-middle reservoir assembly, 26-middle reservoir water level valve, 27-middle reservoir water out, 28-middle reservoir automatic water replenishing device, 29-middle temperature heat-insulation layer, 30-middle reservoir inner bag, 31-middle warm water body, 32-middle warm water body reversion outlet, the outer courage of 33-middle reservoir, 34-middle warm water inlet, 35-middle reservoir automatic air intake and discharge valve, 36-medium removes the line pipe way solenoid valve, and 37-medium goes to the line pipe road, 38-medium removes line pipe road check valve, 39-high-temperature water tank safety valve, 40-triple valve, 41-middle warm water goes to the line pipe road, 42-middle warm water removes the line pipe way solenoid valve, 43-middle reservoir safety valve, 44-middle warm water water valve, 45-middle reservoir blowoff valve, 46-middle warm water return pipe way solenoid valve, 47-middle warm water loop check valve, 48-high-temperature water tank water valve, 49-high-temperature water tank blowoff valve, 50-medium reversion pipeline, 51-intelligent controller, 52-medium reversion line check valve, 53-medium return pipe way solenoid valve, 54-heat collector assembly pylon, 55-heat collector carbonated drink absorber.
The specific embodiment
The present invention is further described below in conjunction with accompanying drawing: as shown in Figure 5, the pressure-bearing of the described point focusing Fresnel array two tank solar water heaters of formula that fall into water comprise the soak water tank assembly and the middle temperature attemperater assembly of collecting system, the dual circuit circulatory system, band intelligence control system; Described collecting system comprises Fresnel array focalizer and heat collector, is provided with the medium binary cycle system in the described heat collector and carries out the heat absorption heat exchange; The described dual circuit circulatory system comprises the medium circulation pipeline between collecting system and the high-temperature water tank assembly, and the middle warm water circulation line between high-temperature water tank assembly and the middle reservoir assembly.
As prioritization scheme, as Fig. 2, described Fresnel array focalizer is many focuses of point focusing formula Fresnel array focalizer, and as Fig. 1, described Fresnel array focalizer is the circular multi-focus lens array of multilayer, rectangle multi-focus lens array or other many focuses of shape dense arrangement lens arra.Many focuses of point focusing formula Fresnel array focalizer material is PMMA or optical materials such as PC or safety glass dosing attitude silica gel, is good with safety glass dosing attitude silica gel.Need make anti-UV when using the PC material handles.
The point focusing Fresnel Lenses of parabolic profile of tooth of the planar tooth of a plurality of diameter of imprinting 50mm to 200mm or secondary or Archimedes spiral profile of tooth on the optical material of certain area, focal length is determined according to heat collector institute calorific requirement, the ratio of light inlet bore and focal length is greater than 0.5, the hot spot tolerance is less than 2%, the focal length tolerance is greater than 2%, unit optically focused ratio is greater than 100, focalizer can be shapes such as circle, rectangle, and Fresnel Lenses can be various ways such as circular array, rectangular array according to the distribution of shapes of focalizer.As prioritization scheme, described Fresnel array focalizer is installed on the upper surface of described collecting system, and the light inlet bore is more than or equal to 0.5 with the scope of the ratio of focal length, and smaller or equal to 1.5, unit optically focused ratio is more than or equal to 100, less than 150.The heat energy that can effectively improve collecting system produces efficient.
Focalizer is flush-mounted in the heat collector surface, the height decide according to focal length, the Fresnel Lenses flank of tooth down, heat collector area is slightly larger than focalizer, the two forms the heat collector assembly jointly.Many group calandrias are set in the heat collector, and calandria one transverse plane is concordant with medium inner circulating tube net, and the even embedding of calandria is distributed in the inner circulating tube net, forms heating plane jointly.
The many focuses of focalizer are to calandria, in the medium, outer circulating tube is focusing heat collection simultaneously, medium begins to heat up and circulate in inner circulating tube, when medium temperature reaches set temperature value, pressure-sensitive temperature inductor in the medium outer circulation loop, magnetic valve, check valve is opened simultaneously, because of pressure reduction and siphon principle, medium enters high-temperature water tank medium partial circulating pipe 21 along outer circulating tube 5-magnetic valve 36-check valve 38-temperature inductor 12, in water tank, circulate earlier, water body in the water tank 22 is heated, pass back into heat collector along medium systemic circulation pipe 20-temperature inductor 23-return pipe 50-check valve 53-magnetic valve 52 then, heat collector continues heating to medium, medium moves in circles in the loop, all reaches set temperature value until the water body of two water tanks.
Water body reaches first design temperature and pressure in high-temperature water tank, thermally sensitive temperature inductor 15 is opened, water body through temperature inductor 15-water body go line pipe road 41-go among the line pipe way solenoid valve 42-reservoir inlet 34 enter in reservoir 25, this moment air inlet and exhaust valve 35 exhaust open, the gas of equivalent is discharged, and the water body of reservoir reaches setting height in entering.Simultaneously, the automatic water supplement opening of valves of high-temperature water tank, the water body of high-temperature water tank is replenished.
After the water body of middle reservoir reaches setting height, temperature sense valve 16 is opened, the water compensating valve of air inlet and exhaust valve 35 and high-temperature water tank is closed, water body flows into high-temperature water tank 11 by reversion outlet 32-return pipe magnetic valve 46-reversion line check valve 47-temperature inductor 16, water body carries out two systemic circulations between the water tank, reach second design temperature until water temperature, temperature sense valve 15,16 cuts out simultaneously at this moment, middle reservoir enters keeping warm mode, high-temperature water tank continues to be heated to the 3rd design temperature, and heating stops.If medium still in operation, then open simultaneously by safety valve and water compensating valve, make water body keep design temperature.
In first water cycle process, if middle reservoir is not cleared, also leave cold water, during the hot water of high-temperature water tank enters during reservoir, the temperature sense valve 15,16 of water loop, magnetic valve 42,46, check valve 48 are opened simultaneously, the water compensating valve of high-temperature water tank can not opened, and water body directly carries out two circulations between the water tank, until reaching second set water temperature.
Night or when not having sunlight, two temperature sense valves of medium loop cut out simultaneously, play heat insulation effect, medium and medium loop can not influence the temperature of water body in two water tanks.
Water:
During the reservoir water body, temperature sense valve 15,16 all cuts out automatically in the use, and automatic air intake and discharge valve air inlet is opened, and middle reservoir is the formula state that falls into water, and uses up to middle reservoir water body.Temperature sense valve 15 is opened then, and the hot water of high-temperature water tank flows into automatically, and middle reservoir can continue water.
If medium still can be heated, water body enters the next round cyclic process of heating automatically.If this moment, medium can not continue to heat, then temperature inductor 12,23 is closed simultaneously in the medium loop, medium circulation stops, the automatic water supplement opening of valves replenishes the water source, and hot water continues to flow into middle reservoir, high-temperature water tank is the top water state, when the water temperature of high-temperature water tank reaches minimum setting value, water compensating valve, coolant-temperature gage inductor are closed simultaneously, and high-temperature water tank is static.The water body of middle reservoir still can use, and needn't worry the cold water intrusion until using up, because the hutch water device of middle reservoir can only just can be opened when the situation of particularly urgent.
If use high-temperature water tank hot water separately, high-temperature water tank is the top water state.If need be from high-temperature water tank uses the hot water of reservoir, then instruct hutch water device and air inlet and exhaust valve exhaust close, the air inlet of high-temperature water tank to open, high-temperature water tank is drowning state, and middle reservoir hot water enters high-temperature water tank from magnetic valve 46-check valve 47 or triple valve 40.Install:
Heat collector is the airtight dull and stereotyped casing of tight fit, not limited by the position, can be installed in any place that faces south flexibly, fixes, embeds, all can hang, and it is necessary condition that safety coefficient reaches requirement.
As Fig. 2, described heat collector comprises flat circle or rectangular box, one end is positioned at many groups heat collector calandria 3 of casing upper surface, be close to the inside and outside circulation pipe network of medium of described heat collector calandria 3, the heat-insulation layer of described cabinet shell side and inboard, bottom surface, two side planes of described calandria are concordant with medium inner circulating tube net, the even embedding of calandria is distributed in the inner circulating tube net, described medium 8 is a flowing liquid in the circulation pipe network inside and outside medium, constitute described medium binary cycle system by the inside and outside circulation pipe network that contains described medium, constitute no tracking solar collecting system by the heat collector of the described medium binary cycle system of flat setting-in and the Fresnel multiple-point focusing device on the heat collector.
The medium binary cycle system is made up of outer circulating tube, high-temperature water tank medium size circulation pipe, thermally sensitive temperature inductor, magnetic valve, check valve etc. in the heat collector.The circulation pipe material is a two phase stainless steel, be vacuum in the pipe, adds a certain amount of medium by the coefficient of expansion in the pipe, and medium is nontoxic, harmless, no burn into good fluidity, easily adds the liquid that gentleness is incubated.
As Fig. 2, described medium binary cycle system comprises heat collector medium inner circulating tube net 9 and heat collector medium outer circulating tube 5, described heat collector medium inner circulating tube net 9 is provided with the interior loop branches pipeline of a plurality of media and is distributed between described many group heat collector calandrias 3, and is summarized in described heat collector medium outer circulating tube 5.
As Fig. 5, medium circulation pipeline in the described dual circuit circulatory system and described medium binary cycle system are connected, with the water body heat exchange of high-temperature water tank in medium heat energy and the described high-temperature water tank assembly, the water body of high-temperature water tank also communicates with middle reservoir water body in the middle reservoir assembly by warm water circulation line in described in the described high-temperature water tank assembly.
Two water tanks can be integral type, and inner bag is separated.Can respectively be independent also for split type.Water tank and heat collector are split.Water tank various shapes, high strength, high insulation, attractive in appearance, practical.
As Fig. 3, described high-temperature water tank assembly comprises the outer courage of high-temperature water tank inner bag 19, soak layer 18, high-temperature water tank, the high-temperature water tank shell 24 that is provided with from inside to outside, and the housing that passes described high-temperature water tank is equipped with high temperature automatic air intake and discharge valve 13, high-temperature water tank safety valve 39, high temperature water level valve 14, high-temperature water tank blowoff valve 49, high-temperature water tank automatic water replenishing device 17.
As Fig. 4, described middle reservoir assembly comprises the middle reservoir inner bag 30 that is provided with from inside to outside, middle temperature heat-insulation layer 29, the outer courage 33 of middle reservoir, middle reservoir housing, passes described middle reservoir assembly middle reservoir automatic air intake and discharge valve 35, middle reservoir safety valve 43, middle reservoir water level valve 26, middle reservoir automatic water replenishing device 28, middle reservoir water out 27, middle reservoir blowoff valve 45, middle warm water body reversion outlet 32, middle warm water inlet 34 are housed.
As Fig. 5, the Inlet and outlet water of described high-temperature water tank assembly and turnover medium pipeline interface all are equipped with temperature sensor, and described temperature sensor is the part of described intelligence control system, are electrically connected with intelligent controller 51 input interfaces in the described intelligence control system.
As Fig. 5, as prioritization scheme, on the medium circulation pipeline of the described dual circuit circulatory system and the middle warm water circulation line check valve and magnetic valve are housed, it is the part of described intelligence control system, be electrically connected with intelligent controller 51 output interfaces in the described intelligence control system, described intelligent controller 51 also is electrically connected by the automatic valve of being installed on circuit and high-temperature water tank assembly and the middle reservoir assembly, and described automatic valve comprises: in/high-temperature water tank automatic air intake and discharge valve 35,13, in/high-temperature water tank automatic water replenishing device 28,17.Intelligent controller is made up of medium temperature management information system, water temperature management information system, automatic water-supply management information system, automatic air intake and discharge management information system, security information control system etc.
Focalizer focus more than 2 is to calandria 3, medium inner circulating tube 9, outer circulating tube 5 is focusing heat collection simultaneously, medium 8 begins to heat up and circulation in inner circulating tube 9, medium 8 temperature reach set temperature value, thermally sensitive temperature inductor 12 in the medium outer circulation loop, 23, magnetic valve 36,52, check valve 38,53 grades are opened simultaneously, because of pressure reduction and siphon principle, the medium partial circulating pipe 21 that medium 8 enters in the high-temperature water tank 11 along outer circulating tube 5-magnetic valve 36-check valve 38-temperature inductor 12, earlier in water tank 11 inner loop, water body in the water tank 22 is heated, pass back into heat collector assembly 2 along medium systemic circulation pipe 20-temperature inductor 23-return pipe 50-check valve 52-magnetic valve 53 then, 2 pairs of media of heat collector 8 continue heating, medium 8 moves in circles in closed circuit, all reaches set temperature value until the water body of two water tanks.
After the water body 31 of middle reservoir 25 reaches setting height, temperature sense valve 16 is opened, the water compensating valve 17 of air inlet and exhaust valve 35 and high-temperature water tank 11 is closed, water body 31 flows into high-temperature water tank 11 by reversion outlet 32-return pipe magnetic valve 46-check valve 47-temperature inductor 16, water body carries out two systemic circulations between the water tank, when water temperature reaches second design temperature, temperature sense valve 15,16 cuts out simultaneously, middle reservoir 25 enters keeping warm mode, high-temperature water tank 11 continues to be heated to the 3rd design temperature, and heating stops.If medium 8 still in operation, then open simultaneously by high-temperature water tank safety valve 39 and water compensating valve 17, make water body 31 keep design temperature.
Night or when not having sunlight, two temperature sense valves of medium loop 12,23 cut out simultaneously, play heat insulation effect, medium 8 and medium loop can not influence the temperature of water body in two water tanks.
During reservoir 25 water bodys, temperature sense valve 15,16 all cuts out automatically in the use, and automatic air intake and discharge valve 35 air inlets are opened, and middle reservoir 25 is the formula state that falls into water, and uses up to middle reservoir water body.Temperature sense valve 15 is opened then, and the hot water of high-temperature water tank 11 flows into automatically, and middle reservoir can continue water.If medium 8 still can be heated, water body enters the next round cyclic process of heating automatically.If this moment, medium 8 can not continue to heat, then medium circulation stops, the automatic water compensating valve 17 of high-temperature water tank 11 is opened, replenish the water source, hot water continues to flow into middle reservoir 25, and high-temperature water tank 11 is the top water state, when the water temperature of high-temperature water tank 11 reaches minimum setting value, water compensating valve 17, temperature inductor 15,16 are closed simultaneously, and high-temperature water tank 11 is static.The water body of middle reservoir 25 still can use, and needn't worry the cold water intrusion until using up, because the hutch water device 28 of middle reservoir 25 can only just can be opened when the situation of particularly urgent.
If use the hot water of high-temperature water tank 11 separately, high-temperature water tank 11 is the top water state.If need be from high-temperature water tank 11 uses the hot water of reservoir 25, then instruct hutch water device 17 and air inlet and exhaust valve 13 exhaust closes, the air inlet of high-temperature water tank 11 to open, reversal valve 47 is opened, high-temperature water tank 11 is drowning state, and the hot water of middle reservoir 25 enters high-temperature water tank along magnetic valve 46-check valve 47 or triple valve 40.
GaAs class solar photovoltaic battery component array with certain heatproof characteristic, controller, inverter, equipment for power transmission and distribution etc. are installed in the present invention additional, can repack the solar water heater of band photovoltaic generation into.
The present invention suitably increases the focalizer area, and can be used as large-sized boiler and use, or as large-scale factories and miness, community's heat supply, heating, electricity generation system.
The present invention also can be designed to outer facade, the end face of building, has both increased the building function, beautifies the environment, reduces the carbon discharge capacity, more can reduce building cost.
Focusing heat collection of the present invention, thermal efficiency height.Heat stability is good, hot water amount are big, and temperature retention time is long.The formula of falling into water and top ability of swimming combine, and be easy to use.Medium circulation is heated, and water quality is good.Antifreeze, explosion-proof.Adopt common material, technology is simple, the cost performance height.Functions such as the generating of compatible light volt, large-scale heat supply heating, architecture-integral.Be beneficial to through engineering approaches, batch production, industrialization etc.
Claims (10)
1. the pressure-bearing of a point focusing Fresnel array two tank solar water heaters of formula that fall into water, comprise collecting system, the pipeline circulatory system and water tank assembly, it is characterized in that: described collecting system is made of many focuses of the point focusing formula fresnel lens array focalizer on heat collector and the described heat collector, and being used for focusing on the back through multiple spot does not have the reception of tracking and be converted into heat energy by heat collector the sunlight of different angles incident; Described heat collector is the flat circle or the rectangular box that include heat collecting element, heat collecting element comprises: organize heat collector calandria (3) more, medium circulation pipe network in the heat collector, heat-insulation layer, described heat collector calandria (3) gathers and is embedded in the flat described casing, part is concordant with described casing upper surface, be used for receiving the multiple spot focused ray of incident from different perspectives and thermal energy transfer given next-door neighbour's described heat collector medium inner circulating tube: described water tank assembly comprises high-temperature water tank assembly and reservoir assembly, and the described pipeline circulatory system is included in medium circulation pipe network in the heat collector of circulation in the described heat collector, medium circulation system outside the heat collector that between heat collector and described high-temperature water tank assembly, circulates, the water tank water body circulatory system that between high-temperature water tank assembly and middle reservoir assembly, circulates.
2. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: described many focuses of point focusing formula fresnel lens array focalizer is that multi-ring annular is arranged multi-focus lens array, rectangular arranged multi-focus lens array or many focuses of polygon dense arrangement lens arra, is used for the sunlight multiple spot focusing back formation high energy light source of different angles incident is projeced into described collector panels.
3. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1 and 2, it is characterized in that: the light inlet bore of described fresnel lens array focalizer is more than or equal to 0.5 with the scope of the ratio of focal length, smaller or equal to 1.5, unit optically focused ratio is more than or equal to 100, less than 150.
4. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: described heat collector calandria (3) is a plurality of strips, be embedded in the interior medium circulation pipe network of heat collector, the cross section of heat collector calandria (3) is the class rectangle, the short side of such rectangle is concordant with the upper surface of described casing, the two long side faces next-door neighbour heat collector medium inner circulating tube of rectangle; The upper surface surface area of described heat collector is 1 ~ 10 square metre, at the base plate and the side plate inner face of the casing of heat collector described heat-insulation layer is housed.
5. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: the medium circulation pipe network is provided with medium circulation branch line in a plurality of heat collectors in the described heat collector, be distributed between described many group heat collector calandrias (3), and be summarized in the outer medium circulation system of described heat collector.
6. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: the outer medium circulation components of system as directed of described heat collector is positioned at described high-temperature water tank assembly, with the water body heat exchange in medium heat energy and the described high-temperature water tank assembly and guarantee the cleaning of water body, the water body in the described high-temperature water tank assembly also communicates with middle reservoir assembly by the described water tank water body circulatory system.
7. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: described high-temperature water tank assembly comprises the outer courage of high-temperature water tank inner bag (19), soak layer (18), high-temperature water tank, the high-temperature water tank shell (24) that is provided with from inside to outside as top ability of swimming water tank, also comprises the high temperature automatic air intake and discharge valve (13), high-temperature water tank safety valve (39), high temperature water level valve (14), high-temperature water tank blowoff valve (49), the high-temperature water tank automatic water replenishing device (17) that are installed on described high-temperature water tank housing.
8. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: the reservoir assembly comprises the middle reservoir inner bag (30) that is provided with from inside to outside as the formula water tank that falls into water in described, in warm heat-insulation layer (29), the outer courage (33) of middle reservoir, middle reservoir housing, and the middle reservoir automatic air intake and discharge valve (35) that is installed on described middle reservoir housing, middle reservoir safety valve (43), middle reservoir water level valve (26), middle reservoir automatic water replenishing device (28), middle reservoir water out (27), middle reservoir blowoff valve (45), middle warm water body reversion outlet (32), middle warm water inlet (34).
9. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: the inlet and outlet pipe interface of described high-temperature water tank assembly and turnover medium pipeline interface all are equipped with temperature sensor, described temperature sensor is the part of described intelligence control system, is electrically connected with intelligent controller (51) input interface in the described intelligence control system.
10. the two tank solar water heaters of the drowning formula of the pressure-bearing of point focusing Fresnel array according to claim 1, it is characterized in that: on the medium circulation pipeline of the described pipeline circulatory system and the water tank water body circulatory system pipeline check valve and magnetic valve are housed all, described check valve and magnetic valve are the parts of described intelligence control system, be electrically connected with intelligent controller (51) output interface in the described intelligence control system, described intelligent controller (51) also is electrically connected by the automatic valve of being installed on circuit and high-temperature water tank assembly and the middle reservoir assembly, and described automatic valve comprises: in/high-temperature water tank automatic air intake and discharge valve (35,13), in/high-temperature water tank automatic water replenishing device (28,17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320071879XU CN203100220U (en) | 2013-02-08 | 2013-02-08 | Point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320071879XU CN203100220U (en) | 2013-02-08 | 2013-02-08 | Point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater |
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| Publication Number | Publication Date |
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| CN203100220U true CN203100220U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320071879XU Expired - Fee Related CN203100220U (en) | 2013-02-08 | 2013-02-08 | Point focusing Fresnel array pressure-bearing water falling type double-water-tank solar water heater |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673348A (en) * | 2013-12-02 | 2014-03-26 | 浙江比华丽电子科技有限公司 | Solar sensor detecting device |
| CN105607238A (en) * | 2016-02-26 | 2016-05-25 | 陕西科技大学 | Nine-focus superposition uniform concentration Fresnel lenses for concentration photovoltaic power generation |
| CN105783294A (en) * | 2014-12-15 | 2016-07-20 | 张仕霖 | Primary-secondary water tank connection and control system |
| CN107726645A (en) * | 2017-11-24 | 2018-02-23 | 山东华春新能源有限公司 | Solar thermal collector and convert solar energy into the device of medium temperature heat energy using it |
-
2013
- 2013-02-08 CN CN201320071879XU patent/CN203100220U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673348A (en) * | 2013-12-02 | 2014-03-26 | 浙江比华丽电子科技有限公司 | Solar sensor detecting device |
| CN105783294A (en) * | 2014-12-15 | 2016-07-20 | 张仕霖 | Primary-secondary water tank connection and control system |
| CN105783294B (en) * | 2014-12-15 | 2019-02-26 | 张仕霖 | A kind of connection of primary and secondary water tank and control system |
| CN105607238A (en) * | 2016-02-26 | 2016-05-25 | 陕西科技大学 | Nine-focus superposition uniform concentration Fresnel lenses for concentration photovoltaic power generation |
| CN105607238B (en) * | 2016-02-26 | 2018-02-23 | 陕西科技大学 | Nine focuses applied to concentrating photovoltaic power generation are superimposed uniform condensing Fresnel Lenses |
| CN107726645A (en) * | 2017-11-24 | 2018-02-23 | 山东华春新能源有限公司 | Solar thermal collector and convert solar energy into the device of medium temperature heat energy using it |
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