CN102305480A - Thermocline solar thermal storage system with baffles - Google Patents

Thermocline solar thermal storage system with baffles Download PDF

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Publication number
CN102305480A
CN102305480A CN201110196337A CN201110196337A CN102305480A CN 102305480 A CN102305480 A CN 102305480A CN 201110196337 A CN201110196337 A CN 201110196337A CN 201110196337 A CN201110196337 A CN 201110196337A CN 102305480 A CN102305480 A CN 102305480A
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CN
China
Prior art keywords
heat
deflection plate
storage
mesolimnion
fluid
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Pending
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CN201110196337A
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Chinese (zh)
Inventor
徐超
王志峰
李鑫
白凤武
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Institute of Electrical Engineering of CAS
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Institute of Electrical Engineering of CAS
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Priority to CN201110196337A priority Critical patent/CN102305480A/en
Publication of CN102305480A publication Critical patent/CN102305480A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D2020/0065Details, e.g. particular heat storage tanks, auxiliary members within tanks
    • F28D2020/0086Partitions
    • 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
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14Thermal energy storage
    • 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
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The invention discloses a thermocline solar thermal storage system with baffles, comprising a thermal storage tank with a thermal insulation layer wrapped on the outer surface, wherein a plurality of parallel thin baffles with low conductivity are arranged in the thermal storage tank, and two ends of the thermal storage tank are respectively provided with an opening path. The baffles are arranged in multiple layers in the thermal storage tank in a staggering manner. One or more serpentine paths are formed in the thermal storage tank under the effect of the baffles. Cambered transition bending plates are arranged at the corners of the paths. The thermocline solar thermal storage system with baffles can be applied to middle/high-temperature solar thermal power generation, and other middle/high-temperature solar energy utilization fields.

Description

The mesolimnion solar energy heat-storage system that has deflection plate
Technical field
The present invention relates to the solar energy heat-storage system, relate in particular to a kind of mesolimnion solar energy heat-storage system.
Background technology
In the solar energy heat utilization field, solar energy thermal-power-generating field especially, because the strong unstability of solar irradiation, the operation of system also has strong fluctuation and intermittence.In order to overcome this difficulty, generally all have heat reservoir in the Solar Energy Heat Utilization System.Heat reservoir can convert the solar irradiation on daytime into heat and store, and when having solar irradiation, does not discharge utilization to heat again.Especially for the solar energy thermal-power-generating field, the introducing of heat reservoir not only can be to solar energy " peak load shifting " prolonging system's generating dutation, and systems stabilisation operation and improve system's generating efficiency effectively.
The heat accumulation mode that can select in the solar energy heat utilization field at present mainly comprises three kinds: sensible heat heat accumulation, latent heat heat accumulation and chemical energy heat accumulation.Wherein the sensible heat heat-storage technology is simply ripe, and cost is lower, in solar thermal utilization, uses the widest.In the solar energy thermal-power-generating field, mainly contain two kinds based on the heat reservoir of sensible heat heat accumulation: hot system of two tank storages and the hot system of single tank storage.A heat jar and a cold jar are arranged in the hot system of two tank storages, and cold jar of interior heat-storage medium (being generally liquid medium) is stored in the hot jar after absorbing heat during heat accumulation, returns cold jar after the high-temperature medium during heat release in the heat jar discharges heat.The hot system architecture of two tank storages is simple, technology maturation, but owing to have two heat storage cans, the also corresponding increase of heat-storage medium causes system's heat accumulation cost higher.The hot system of single tank storage has only a heat storage can, uses single tank storage heat of liquid medium to be called the mesolimnion heat accumulation again.Thickness is less but mesolimnion (being called thermocline again) that thermograde is very big is separated through one for cold and hot fluid in single jar; Hot fluid during heat accumulation above the mesolimnion increases gradually; Following cold fluid reduces gradually, and mesolimnion moves down, and is then opposite during heat release.It is lower that single jar of twill layer heat accumulation has a cost, heat accumulation efficient advantage of higher.
U.S. Pat 4124061; Put down in writing a kind of single jar of mesolimnion heat reservoir; It is characterized in that filling in the heat storage can solid particle as the solid heat-storage medium; Heat exchanging fluid (in jar also as heat storage fluid) the solid particle packed layer of flowing through is up and down done the direct heat exchange with solid particle, and during system's operation in the jar Temperature Distribution be the mesolimnion characteristic from top to bottom.But the large percentage of shared jar of height of mesolimnion thickness during this system operation, and the mesolimnion expansion (being the mixing of high and low temperature fluid) that heat conduction and local turbulent flow cause is difficult to suppress causes that running efficiency of system descends gradually, system's fluctuation of service.
The system effectiveness that the mixing of cold and hot fluid causes when the mesolimnion heat reservoir moves reduces; The horizontal baffle or the vertical clapboard of active or passive type have been introduced in some patent designs; Such as U.S. Pat 4523629, US4543978, US4643212; US20100301062A1, Chinese patent CN201184766Y etc.Dividing plate active or passive moving along with the turnover of cold fluid and hot fluid directly separated cold and hot fluid during this type systematic operation, avoided the direct contact of cold fluid and hot fluid; Heat accumulation efficient is higher; But the structure more complicated, cost is higher, and can only use liquid as heat exchange and heat-storage medium; Can not introduce the solid heat-storage medium, also not be suitable for using gases as heat exchanging fluid and the heat reservoir that uses solid as heat-storage medium.
Summary of the invention
Main purpose of the present invention is to overcome the shortcoming of above-mentioned existing single jar of mesolimnion heat reservoir, provide a kind of simple in structure, cost is lower, stable performance, heat accumulation and single jar of higher mesolimnion solar energy heat-storage system of heat exchange efficiency.
To achieve these goals, technical scheme of the present invention is:
Solar energy heat-storage of the present invention system arranges a plurality of deflection plates in the heat accumulation tank body, in heat accumulation, exothermic process, have the mesolimnion characteristic.The present invention includes the heat storage can of an outer surface parcel heat-insulation layer, an opening pipeline respectively is equipped with at the two ends of heat storage can, supplies heat exchanging fluid turnover heat storage can.Arrange a plurality of parallel deflection plates in the heat storage can, under the effect of deflection plate, form one or more snakelike runner in the heat storage can.In heat reservoir when work,, heat exchanging fluid gets into heat storage can from the import of heat storage can, and the serpentine flow path that forms along deflection plate then flows to the other end of heat storage can according to the laminar flow flow pattern, flows out from the outlet of heat storage can at last, accomplishes storage, exothermic process.
The support step by step through a plurality of structural posts in heat storage can of said deflection plate installs and fixes, and arranges according to the mode of multilayer distribution, interlaced arrangement.Described multilayer distributes, the arrangement of baffles mode of interlaced arrangement; Be in order in heat storage can, to form the serpentine channel that supplies heat exchanging fluid to flow through on the one hand; Increase the flow process of heat exchanging fluid in heat storage can significantly; Be on the other hand possibly occur for system works the time because the mixing of the high and low temperature fluid that local flow-disturbing causes is limited between the parallel deflection plate, farthest reduce the expansion that mixes along the heat storage can short transverse.
The said heat storage can that has deflection plate is furnished with the transition bent plate of curved surface in the corner of fluid serpentine channel.The bent plate of described corner is to occur eddy current for fear of fluid at the place, bend right angle that flows through, thus the mixing of the cold fluid and hot fluid that eddy current causes when having suppressed to turn round.
Said deflection plate is for using the flat board with low thermal conductivity, and its thermal conductivity factor generally is lower than 1W/m. ℃.
The thin flat board of material is like ceramic wafer, high temperature concrete plate, high temperature polymeric materials thin plate etc.The low thermal conductivity thin plate is for the heat exchange of the fluid process deflection plate that reduces the deflection plate both sides, realizes the thermal insulation of deflection plate both sides heat storage fluid.Unequal deflection plate two side liquids of temperature mix through the heat of deflection plate in the time of can avoiding system's operation like this, guarantee that the high-quality heat of high-temperature region can access to greatest extent effectively utilization, have improved the heat accumulation efficient of system.
Said solar energy heat-storage system has mesolimnion storage, exothermic character when heat accumulation and heat release; Be embodied in: along with the carrying out of heat release, cold fluid gets into heat storage can, and the serpentine flow path that forms along deflection plate flows to outlet; Hot fluid in the heat storage can is released heat reservoir gradually, carry out heat release.In the part of cold fluid and hot fluid contact because the existence of heat conduction, make exist one from low temperature to the high temperature fluid zone of transition gradually, this zone can be called the mesolimnion zone; Like this, along with the propelling of time, move in mesolimnion zone downstream direction gradually, and the cryogenic flow tagma constantly increases, and constantly reduce in the high-temperature stream tagma, and heat is released along with the discharge of high temperature fluid.The heat accumulation process is then opposite.
The said heat reservoir that has deflection plate both can be the neat liquid heat reservoir, also can be liquid-solid mixing heat reservoir, or the solid heat reservoir.When system was the neat liquid heat reservoir, heat-storage medium was a heat exchanging fluid, can be liquid such as water, high temperature heat conductive oil, fuse salt.When system is liquid-solid mixing heat reservoir, be filled with the solid dielectric of graininess or porous material in the fluid passage, heat-storage medium comprises the solid dielectric and the heat exchanging fluid of filling.Heat exchanging fluid can be liquid such as water, high temperature heat conductive oil, fuse salt, and the solid heat-storage medium can be sandstone, pottery, concrete and metal material etc.When system was the solid heat reservoir, heat-storage medium was the solid particle or the solid porous material of filling in jar fluid passage, can be sandstone, pottery, concrete, metal material etc.; Heat exchanging fluid can be gases such as air, steam.
Said heat reservoir can be cylinder, also can be cuboid.When heat reservoir was cylindrical tank, deflection plate was that the circular flat board and the annular of level, arranged alternate is dull and stereotyped.When heat reservoir was the cuboid tank body, deflection plate was level or vertical rectangular flat plate of arranging.
In sum, the invention has the advantages that:
1, said mesolimnion heat reservoir has the deflection plate of low thermal conductivity; Both can reduce of the heat exchange of temperature unequal heat-storage medium in deflection plate both sides through deflection plate; Also can pass through the isolated of deflection plate; The mixing of the high and low temperature fluid that local flow-disturbing is caused is limited between the parallel deflection plate, thus farthest suppress mesolimnion along with the expansion of deflection plate vertical direction.Like this, system when operation can be stable keeps less mesolimnion zone, and heat accumulation efficient and runnability improve greatly.
2, said mesolimnion heat reservoir is owing to have deflection plate; Form the serpentine channel that supplies heat exchanging fluid to flow through in the heat reservoir; The flow process of heat exchanging fluid is able to increase greatly; It is very little to make the mesolimnion zone of finite length compare the flow process of heat exchanging fluid, and the shared length of mesolimnion reduces significantly on the deflection plate vertical direction, and storage, exothermal efficiency can further be increased substantially.
3, above-mentioned heat reservoir is simple in structure, and processing and installation cost are low, and can use cost low solid particle or porous material be as heat-storage medium, and the heat accumulation cost is lower.
4, above-mentioned heat reservoir Applicable temperature is in extensive range, can be from tens to thousands of degrees centigrade.Both can be used in water be in the solar water heater etc. of heat exchanging fluid, low-temperature solar energy heat utilization field, also can be used in conduction oil, fused salt, steam, air etc. is the medium and high temperature solar energy thermal-power-generating field of heat exchanging fluid.
Based on above-mentioned advantage, the mesolimnion solar energy heat-storage system that has deflection plate that the present invention relates to, in, the low-temperature solar energy heat utilization, and medium and high temperature solar energy thermal-power-generating field has significant application prospect.In addition, also can parallel connection use two or many heat reservoirs that the present invention relates in the electric power station system, to satisfy bigger heat accumulation demand.
Description of drawings
Fig. 1 is the heat reservoir structural representation of the embodiment of the invention 1;
Fig. 2 is the heat reservoir deflection plate shape and the arrangement sketch map of the embodiment of the invention 1;
Fig. 3 is the fluid temperature (F.T.) distribution schematic diagram in the heat reservoir heat accumulation process of the embodiment of the invention 1: Fig. 3 a be fluid along the journey Temperature Distribution, Fig. 3 b is that fluid distributes along the high direction mean temperature of jar;
Deflection plate shape and arrangement sketch map that Fig. 4 can adopt during for cuboid for heat reservoir provided by the invention; Every layer of deflection plate is made up of the square deflection plate of a block length among Fig. 4 a; Every layer of deflection plate is made up of the square deflection plate of two block lengths among Fig. 4 b, and every layer of deflection plate is made up of the square deflection plate of three block lengths among Fig. 4 c.
Among the figure: solid heat-storage medium, the 4 upper end fluids that the flow direction, 3 of the tank body, 2 heat exchanging fluids of 1 parcel insulating when heat accumulation filled advance that (going out) mouthful pipe, 5 deflection plates, 6 rounding off faces, 7 structural posts, 8 lower end fluids go out that (advancing) mouthful manages, 9 heat reservoir Temperature Distribution of the present invention, 10 are with the mesolimnion heat reservoir Temperature Distribution of deflection plate.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is further specified.
As shown in Figure 1, the heat reservoir of the embodiment of the invention 1 is jar cylindrical tower pot type mesolimnion heat reservoir of the interior a plurality of deflection plates of horizontal arrangement.The tank body 1 outer surface parcel heat-insulation layer of heat storage can.The two ends up and down of heat storage can are equipped with an opening pipeline 4 and 8 respectively, supply heat exchanging fluid turnover heat storage can.Support step by step through a plurality of structural posts 7 in the heat storage can and installing and fixing, the deflection plate 5 of a plurality of parallel low heat conductivities of horizontal arrangement under the effect of deflection plate, forms two parallel serpentine flow path 2 in the heat storage can.Be filled with solid particle or porous material 3 in the serpentine channel, heat exchanging fluid can pass through in the hole of space or porous material between solid particle and flow.Runner corner in that deflection plate 5 forms is furnished with rounding off face 6, passes through by the laminar flow slyness when guaranteeing that fluid turns round, and avoids producing eddy current.
During described heat reservoir heat accumulation; The high temperature heat exchanging fluid gets into heat storage can from heat reservoir inlet tube 4; The serpentine channel that forms along deflection plate 5 then flows; And through heat exchange with the low-temperature solid heat-storage medium 3 in the heat transferred runner, high temperature fluid becomes cryogen gradually after release heat, and finally discharges from the outlet 8 of lower end.During the heat reservoir heat release and the heat accumulation process similar, just opposite when fluid flow direction and heat accumulation, the outlet the when inlet tube during heat accumulation becomes heat release, the inlet tube the when outlet during heat accumulation becomes heat release.
Fig. 2 is the heat reservoir deflection plate shape and the arrangement sketch map of the embodiment of the invention 1.Can find out that deflection plate 5 has two kinds in the cylindrical heat storage can of embodiment 1: a kind of is that external diameter is slightly smaller than the circular dull and stereotyped of heat storage can internal diameter, and a kind of is the annular flat board of external diameter middle the perforate that equals the heat storage can internal diameter.Two kinds of deflection plate arranged alternate make the snakelike passage of formation in jar.
For realize mesolimnion heat reservoir of the present invention in storage, have characteristics such as efficient height, stable performance during heat release; The present invention mainly adopts following three measures: 1, through using the deflection plate 5 of low heat conductivity; The fluid that both can realize deflection plate 5 both sides is adiabatic mutually; Again can be between deflection plate 5 with the mesolimnion region limits, avoided reducing along the heat accumulation efficient that the expansion of jar short transverse causes because of mesolimnion; 2, in the runner corner rounding off face 6 is set, the mixing of the high and low temperature fluid of having avoided causing because of local eddy currents that fluid occurs in the corner; 3, deflection plate 5 quantity that are arranged in parallel in the heat reservoir are many as far as possible, make the flow process of heat exchanging fluid in jar be able to increase greatly, further reduced the shared height of mesolimnion on the short transverse of heat storage can, improved the heat accumulation efficient of heat reservoir.
The fluid flow increase that causes for clearer explanation deflection plate 5 can improve the heat accumulation efficient of heat reservoir; Fig. 3 has provided fluid temperature (F.T.) in the heat reservoir heat accumulation process of the embodiment of the invention 19 sketch mapes that distribute; Wherein Fig. 3 a is that fluid is along the journey Temperature Distribution; Fig. 3 b is the mean temperature distribution of fluid along the high direction of jar, and the exothermic process of the embodiment of the invention 1 is similar with it.Can find out by figure; Because flowing of heat exchanging fluid; And the heat exchange of high temperature fluid and low-temperature solid heat-storage medium, heat exchanging fluid can be divided into three zones along flow direction: low-temperature space and the temperature that high-temperature region, the temperature that temperature equals import hot fluid temperature equals to export cooling fluid temperature from high temperature to the low temperature mesolimnion district of transition gradually.Along with the carrying out of heat accumulation, the mesolimnion district continues the downstream direction and moves, and low-temperature space constantly reduces, and the high-temperature region constantly increases, and heat constantly is stored in the heat reservoir.
In the embodiment of the invention 1, because the existence of deflection plate 5, the flow process L of heat exchanging fluid is elongated, and much larger than the height H of heat storage can, therefore, the ratio of main-process stream that the length in mesolimnion district accounts for heat exchanging fluid is very little.For relatively, the fluid temperature (F.T.) that has also provided among Fig. 3 a not with the mesolimnion heat reservoir of deflection plate distributes 10.Can find out that in the heat reservoir with deflection plate, the flow process of heat exchanging fluid is not the height H of heat storage can, it is relatively large that the length in mesolimnion district accounts for the ratio of fluid main-process stream.When doing temperature-averaging along the high direction of jar for the heat reservoir that the present invention relates to; Provide the mean temperature distribution of fluid along the high direction of jar; Shown in Fig. 3 b, can find out, with respect to not with the heat reservoir of deflection plate; The shared height in mesolimnion district of the heat reservoir that has deflection plate that the present invention relates to reduces greatly, thereby effectively raises the heat accumulation efficient of heat reservoir.
Deflection plate shape and arrangement sketch map that Fig. 4 can adopt during for cuboid for heat reservoir provided by the invention; Wherein every layer of deflection plate is made up of the square deflection plate of a block length among Fig. 4 a; Every layer of deflection plate is made up of the square deflection plate of two block lengths among Fig. 4 b, and every layer of deflection plate is made up of the square deflection plate of three block lengths among Fig. 4 c.Through the interlaced arrangement of deflection plate, the deflection plate shown in Fig. 4 a, 4b, the 4c forms one, two and four parallel serpentine channels respectively.
Not filler particles shape or cavernous solid heat accumulating in the serpentine channel of the present invention.

Claims (4)

1. a mesolimnion solar energy heat-storage system that has deflection plate is characterized in that, described heat reservoir comprises the heat storage can of an outer surface parcel heat-insulation layer, arranges a plurality of parallel deflection plates in the heat storage can, and an open channel respectively is equipped with at the two ends of heat storage can; Under the effect of deflection plate, form one or more serpentine channel in the heat storage can.
2. the mesolimnion solar energy heat-storage system that has deflection plate according to claim 1 is characterized in that, described deflection plate multilayer in heat reservoir distributes, interlaced arrangement, and installs and fixes through a plurality of structural posts.
3. the mesolimnion solar energy heat-storage system that has deflection plate according to claim 1 is characterized in that the corner of described serpentine channel is furnished with the transition bent plate of curved surface.
4. the mesolimnion solar energy heat-storage system that has deflection plate according to claim 1 is characterized in that described deflection plate is that thermal conductivity factor is lower than 1W/m ℃ flat board.
CN201110196337A 2011-07-14 2011-07-14 Thermocline solar thermal storage system with baffles Pending CN102305480A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102914075A (en) * 2012-11-14 2013-02-06 镇江七政新能源有限公司 Solar air heat collector
AU2012249238B1 (en) * 2012-11-14 2013-09-19 Mesh Corporation Pty Ltd Non Pressurised Thermal Energy Storage Tank
CN107606805A (en) * 2017-09-28 2018-01-19 中山大学 Heat reservoir and its processing molding method based on heat transfer anisotropy heat accumulating
CN110118444A (en) * 2019-01-23 2019-08-13 兰州交通大学 Solar energy baffling structure container formula high-temp solid heat-storing device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201149453Y (en) * 2007-11-06 2008-11-12 江苏大学 Latent heat thermal storage system for sun house
CN201449185U (en) * 2009-07-07 2010-05-05 淄博万昌化工设备有限公司 Spiral baffle plate heat exchanger of aluminized carbon steel and aluminum

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201149453Y (en) * 2007-11-06 2008-11-12 江苏大学 Latent heat thermal storage system for sun house
CN201449185U (en) * 2009-07-07 2010-05-05 淄博万昌化工设备有限公司 Spiral baffle plate heat exchanger of aluminized carbon steel and aluminum

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102914075A (en) * 2012-11-14 2013-02-06 镇江七政新能源有限公司 Solar air heat collector
AU2012249238B1 (en) * 2012-11-14 2013-09-19 Mesh Corporation Pty Ltd Non Pressurised Thermal Energy Storage Tank
CN107606805A (en) * 2017-09-28 2018-01-19 中山大学 Heat reservoir and its processing molding method based on heat transfer anisotropy heat accumulating
CN107606805B (en) * 2017-09-28 2023-11-10 中山大学 Heat storage system based on heat transfer anisotropic heat storage material and processing and forming method thereof
CN110118444A (en) * 2019-01-23 2019-08-13 兰州交通大学 Solar energy baffling structure container formula high-temp solid heat-storing device

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Application publication date: 20120104