CN202464535U - Heat insulating structure of solar photo-thermal power generation high-temperature molten salt storage tank - Google Patents
Heat insulating structure of solar photo-thermal power generation high-temperature molten salt storage tank Download PDFInfo
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- CN202464535U CN202464535U CN 201220071280 CN201220071280U CN202464535U CN 202464535 U CN202464535 U CN 202464535U CN 201220071280 CN201220071280 CN 201220071280 CN 201220071280 U CN201220071280 U CN 201220071280U CN 202464535 U CN202464535 U CN 202464535U
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- layer
- storage tank
- molten salt
- heat insulating
- temperature molten
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
- F28D2020/0047—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material using molten salts or liquid metals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2270/00—Thermal insulation; Thermal decoupling
Abstract
The utility model relates to a heat insulating structure of a solar photo-thermal power generation high-temperature molten salt storage tank. The heat insulating structure consists of a heat insulating layer, a reflecting layer, a composite function layer and a protecting layer, wherein the reflecting layer is a smooth-surface aluminium foil (plate) or a stainless steel foil (plate); the composite function layer is formed by whole foaming of phenolic aldehyde, polyurethane or melamine; the construction mode of the heat insulating layer and the reflecting layer is multilayer layer-by-layer construction, supporting rings of the protecting layer are machined according to the shape of the storage tank, and the protecting layer is used as a template to cast the composite function layer, so that the heat insulating structure of the storage tank is formed. The heat insulating structure has the advantages of excellent heat insulating effect and long service life.
Description
Technical field
The utility model relates to solar light-heat power-generation high temperature energy-storage technology, especially a kind of insulation construction that is used for solar light-heat power-generation high-temperature molten salt closed-centre system.
Background technology
Fossil energy exhaustion and environment go from bad to worse and become long-term, the great bottleneck of restriction global economy and social development, and have influence on the human existence state.In order to address this problem, one side needs science, saving, efficiently utilizes and develops fossil fuel, and the development and utilization of regenerative resource must be accelerated in another aspect.Solar power distributes extensively with it, the abundant extensive concern that received of reserves.Develop solar power energetically, will change China's energy shortage and irrational energy mix, make the power supply variation, can solve the problem of environmental pollution that traditional fossil fuel brings simultaneously.Therefore, research developing solar thermal power generation system becomes the focus and the advanced subject of current energy source and power area research.
The solar light-heat power-generation system; Because requirements such as solar radiation intensity, floor area; Suit on China plateau, Gobi desert or desert edge construction; Though these zones have long, advantage such as solar radiation is strong, the region is open of sunshine-duration, also exist day and night temperature big, and with drawbacks such as dusty wind weathers.As everyone knows, the exchange of heat is through heat conduction, heat convection, these three kinds of base models of thermal radiation, and dusty wind weather makes that in the photo-thermal power generation, the heat convection of closed-centre system is accelerated, and heat waste increases, and has reduced photo-thermal power generation closed-centre system energy utilization rate thus.
In the solar light-heat power-generation system, in order not have under the condition of solar radiation overcast and rainy, night etc., can guarantee that also solar heat power generation system continuously, stably exports electric energy, the energy-accumulating medium temperature must be constant in the storage tank.At present; The solar light-heat power-generation closed-centre system mainly adopts double-pot type fused salt heat accumulation, in order to improve photo-thermal power generation efficient, should increase the high-temperature molten salt heal differential; So ceiling temperature that common high-temperature molten salt temperature is the fused salt stable performance; The low-temperature molten salt temperature is a little more than temperature of solidification, and therefore, good storage tank insulation construction has the fused salt of preventing and solidifies, improves Practical significance such as efficiency of energy utilization.
The utility model content
The technical matters that the utility model will solve is: for solar light-heat power-generation high-temperature molten salt closed-centre system provides a kind of simple, economic, insulation construction efficiently.
The technical scheme that the utility model adopted is: a kind of solar light-heat power-generation high-temperature molten salt storage tank insulation construction that is used for, form by adiabatic layer, reflecting horizon, complex function layer and protective cover.The complex function layer is the continuous single-piece protective layer of sealing that adopts in-situ spraying or pouring technology to make.
The utility model provides is used for solar light-heat power-generation high-temperature molten salt storage tank insulation construction, and the adiabatic layer material is alumina silicate fibre or aerosil.
The utility model provides is used for solar light-heat power-generation high-temperature molten salt storage tank insulation construction, and the reflecting horizon is light face aluminium foil (plate) or stainless steel foil (plate).
The utility model provides is used for solar light-heat power-generation high-temperature molten salt storage tank insulation construction, and the complex function layer is formed by phenolic aldehyde or polyurethane or melamine integral foam.
The utility model provides is used for solar light-heat power-generation high-temperature molten salt storage tank insulation construction, and protective cover is flash plating zinc steel plate or thin stainless steel sheet.
The utility model also provides a kind of preparation method of solar light-heat power-generation high-temperature molten salt storage tank insulation construction, comprises the steps:
1) adiabatic layer adopts the strapping construction, during construction, adopts multilayer successively; With fault seam, ectonexine tooled joint mode is laid, the ectonexine seam 100～200mm that staggers; And each laminar surface is carried out levelling handle with tight seam; The place, slit should adopt the chip plug of identical thermal insulating material tight, and outside face should be slick and sly smooth after the moulding, and local convex-concave should be≤5mm.After adiabatic layer is installed, uses galvanized iron wire (steel band) adiabatic layer is tied up, it is moderate and firm that elasticity is wanted, the heat-insulation layer after tying up, and its surperficial convex-concave degree is answered≤5mm.
2) reflecting horizon places adiabatic layer outer or adiabatic layer is inner, adopts the mounting method construction.
3) be the center with the storage tank center of circle, apart from the reflecting horizon or adiabatic layer outside 100mm place, angle steel evenly vertically be set according to fixed angle; Then, apart from the tank bottom 100mm place weldering first road steel band circle, make progress successively; Every interval 1m welds 1 road steel band circle, forms the protective cover bracing ring thus.
4) protective cover thin plate articulating seam should adopt overlap joint; Require upper strata sheetmetal overlap joint in the lower floor sheetmetal outside; Thread-forming screw is adopted in installation between the sheetmetal, and the installation between sheetmetal and the bracing ring adopts self-plugging rivet to fix, and spacing is not more than 200mm; Junction between the localised protection iron sheet is used sealant and is smeared.
5) the complex function layer adopts the casting construction, and multiple spot is poured into a mould simultaneously, and segmentation and slicing carries out.
The material that the utility model adopted with the construction surface must keep dry, smooth, the adiabatic layer material does not have aggressive action to the storage tank material.
The beneficial effect of the utility model is: 1, insulation effect is better: compare with existing conventional storage tank insulation construction; Because reflecting horizon and complex function layer structure; In the heat diffusion process, the reflecting horizon has good reflex to heat radiation, reduces the consumption of heat.Simultaneously, the complex function layer is to be formed by integral foam, seamless, and simultaneously, osed top foam pore structure has reduced the influence of external environment condition dust storm, has suppressed the conduction and the convection current of heat effectively, and the insulation construction of the utility model has excellent insulation effect thus; 2, in related insulation construction, the closed pore structure of complex function layer can hinder the infiltration of low-temperature condensate in the external environment condition, thereby prolongs the service life of insulation construction; 3, can use the engineering thermal insulation of tank body and transmission pipeline; 4, can improve the insulation effect of insulation construction, and prolong the service life of insulation construction effectively.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of the preferred embodiment of the utility model;
Fig. 2 is the structural representation of the another kind of embodiment of the utility model;
Among the figure: 1, storage tank; 2, adiabatic layer; 3, reflecting horizon; 4, complex function layer; 5, bracing ring; 6, protective cover.
The specific embodiment
Combine accompanying drawing and preferred embodiment that the utility model is done further detailed explanation now.These accompanying drawings are the scheme drawing of simplification, the basic structure of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Embodiment 1
As shown in Figure 1, adiabatic layer 2 materials are the thick alumina silicate fibre blanket of 5cm, on storage tank 1, adopt the strapping construction, and tying up spacing is 20cm.Adiabatic layer 2 structures leave the hoop expansion joint of 10mm, adopt the alumina silicate fibre filling smooth.Adiabatic layer 2 adopts multilayer successively, and with the fault seam, ectonexine tooled joint mode is laid, and successively ties up, and each laminar surface levelling and tight seam are handled.
Reflecting horizon 3 materials are the thick light face of 0.05mm aluminium foil, adopt the high temperature binder, smooth adiabatic layer 2 surfaces that stick on equably.
100mm place, 3 outside is the center with the storage tank center of circle apart from the reflecting horizon, according to 30 ° 40 * 40 * 3mm angle steel is set vertically evenly; Then, apart from the tank bottom 100mm place weldering first road steel band circle, make progress successively; Every interval 1m welds 1 road steel band circle, forms protective cover bracing ring 5 thus.Protective cover 6 thin plate articulatings seam adopts overlap joint, and sheetmetal overlap joint in upper strata is in the lower floor sheetmetal outside, and thread-forming screw is adopted in the installation between the sheetmetal; Installation between sheetmetal and the bracing ring 5 adopts self-plugging rivet to fix; Spacing is 200mm, and smear with sealant the junction between the localised protection iron sheet.
Adopt phenol resin as expanded material, multiple spot is poured into a mould simultaneously, and segmentation and slicing carries out, thereby forms for a long time, solar light-heat power-generation high-temperature molten salt storage tank insulation construction efficiently.
As shown in Figure 2, adiabatic layer 2 materials are 1cm thick silicon dioxide aerogel, adopt the strapping construction, and tying up spacing is 20cm.Insulating structure leaves the hoop expansion joint of 10mm, adopts the filling of aerogel fiber smooth.Adiabatic layer adopts multilayer successively, and with the fault seam, ectonexine tooled joint mode is laid, and successively ties up, and each laminar surface levelling and tight seam are handled.
Reflecting horizon 3 materials are the thick light face of 0.05mm stainless steel foil, adopt the high temperature binder, and the smooth in advance aerogel surface that sticks on equably is arranged in the middle of the adiabatic layer.
Apart from 100mm place, the adiabatic layer outside, be the center with the storage tank center of circle, according to 45 ° 40 * 40 * 3mm angle steel is set vertically evenly; Then, apart from the tank bottom 100mm place weldering first road steel band circle, make progress successively; Every interval 1m welds 1 road steel band circle, forms the protective cover bracing ring thus.Protective cover 6 thin plate articulatings seam adopts overlap joint, and sheetmetal overlap joint in upper strata is in the lower floor sheetmetal outside, and thread-forming screw is adopted in the installation between the sheetmetal; Installation between sheetmetal and the bracing ring adopts self-plugging rivet to fix; Spacing is 200mm, and smear with sealant the junction between the localised protection iron sheet.
Adopt urethane resin as expanded material, multiple spot is poured into a mould simultaneously, and segmentation and slicing carries out, thereby forms for a long time, solar light-heat power-generation high-temperature molten salt storage tank insulation construction efficiently.
The just specific embodiment of describing in the above specification sheets of the utility model; Various casehistorys do not constitute restriction to the flesh and blood of the utility model; Under the those of ordinary skill of technical field after having read specification sheets can to before the described specific embodiment make an amendment or be out of shape, and do not deviate from the essence and the scope of utility model.
Claims (5)
1. solar light-heat power-generation high-temperature molten salt storage tank insulation construction; Comprise adiabatic layer, reflecting horizon, complex function layer and protective cover, it is characterized in that: described complex function layer is the continuous single-piece protective layer of sealing that adopts in-situ spraying or pouring technology to make.
2. solar light-heat power-generation high-temperature molten salt storage tank insulation construction as claimed in claim 1 is characterized in that: said adiabatic layer is alumina silicate fibre layer or aerosil layer.
3. solar light-heat power-generation high-temperature molten salt storage tank insulation construction as claimed in claim 1, it is characterized in that: described reflecting horizon is light face aluminium foil/plate or stainless steel foil/plate.
4. solar light-heat power-generation high-temperature molten salt storage tank insulation construction as claimed in claim 1 is characterized in that: described complex function layer is formed by phenolic aldehyde or polyurethane or melamine integral foam.
5. solar light-heat power-generation high-temperature molten salt storage tank insulation construction as claimed in claim 1 is characterized in that: described protective cover is flash plating zinc steel plate or thin stainless steel sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071280 CN202464535U (en) | 2012-02-29 | 2012-02-29 | Heat insulating structure of solar photo-thermal power generation high-temperature molten salt storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071280 CN202464535U (en) | 2012-02-29 | 2012-02-29 | Heat insulating structure of solar photo-thermal power generation high-temperature molten salt storage tank |
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| Publication Number | Publication Date |
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| CN202464535U true CN202464535U (en) | 2012-10-03 |
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| CN 201220071280 Expired - Lifetime CN202464535U (en) | 2012-02-29 | 2012-02-29 | Heat insulating structure of solar photo-thermal power generation high-temperature molten salt storage tank |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582981A (en) * | 2012-02-29 | 2012-07-18 | 江苏太阳宝新能源有限公司 | Heat insulation structure of solar thermal power generation high-temperature molten salt storage tank and preparation method for heat insulation structure |
| CN103055777A (en) * | 2013-01-22 | 2013-04-24 | 哈尔滨工业大学 | Cavity-type solar high-temperature thermochemical reactor |
| CN103383053A (en) * | 2012-11-06 | 2013-11-06 | 常州循天节能科技有限公司 | Heat-insulating structural part for pipeline |
| CN104838196A (en) * | 2012-12-06 | 2015-08-12 | 乐金华奥斯有限公司 | Core material for vacuum insulation material containing melamine resin-cured foam, vacuum insulation material using same, and method for manufacturing same |
| CN114834785A (en) * | 2022-05-16 | 2022-08-02 | 中铁二十二局集团有限公司 | Method for installing water heating coil pipe of oil storage tank |
-
2012
- 2012-02-29 CN CN 201220071280 patent/CN202464535U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582981A (en) * | 2012-02-29 | 2012-07-18 | 江苏太阳宝新能源有限公司 | Heat insulation structure of solar thermal power generation high-temperature molten salt storage tank and preparation method for heat insulation structure |
| CN103383053A (en) * | 2012-11-06 | 2013-11-06 | 常州循天节能科技有限公司 | Heat-insulating structural part for pipeline |
| CN103383053B (en) * | 2012-11-06 | 2016-04-13 | 常州循天节能科技有限公司 | The insulating structure part of pipeline |
| CN104838196A (en) * | 2012-12-06 | 2015-08-12 | 乐金华奥斯有限公司 | Core material for vacuum insulation material containing melamine resin-cured foam, vacuum insulation material using same, and method for manufacturing same |
| CN104838196B (en) * | 2012-12-06 | 2017-03-08 | 乐金华奥斯有限公司 | The vacuum heat insulation materials core formed by melmac solidification foaming body and the vacuum heat insulation materials using which and preparation method thereof |
| CN103055777A (en) * | 2013-01-22 | 2013-04-24 | 哈尔滨工业大学 | Cavity-type solar high-temperature thermochemical reactor |
| CN114834785A (en) * | 2022-05-16 | 2022-08-02 | 中铁二十二局集团有限公司 | Method for installing water heating coil pipe of oil storage tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170417 Address after: 213164 Jiangsu City, Wujin Province, Wu Chang Road, No. 18, Changzhou science and Technology City, Chong Chong Hong Kong, No. 1 C108 Patentee after: Jiangsu Federal Energy Technology Co., Ltd. Address before: Wujin Jiaze town 213146 area in Jiangsu city of Changzhou province Hou Yu Jie Tai He Road No. 4 Patentee before: Changzhou Sunhome Solar Water Heater Manufacture Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |