CN109945731A - A kind of storage body support construction for solar energy heat-storage tank - Google Patents
A kind of storage body support construction for solar energy heat-storage tank Download PDFInfo
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- CN109945731A CN109945731A CN201910291676.3A CN201910291676A CN109945731A CN 109945731 A CN109945731 A CN 109945731A CN 201910291676 A CN201910291676 A CN 201910291676A CN 109945731 A CN109945731 A CN 109945731A
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- support plate
- conduction oil
- storage body
- solar energy
- cross partition
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- 238000005338 heat storage Methods 0.000 title claims abstract description 30
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000005192 partition Methods 0.000 claims abstract description 55
- 238000002955 isolation Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000004146 energy storage Methods 0.000 abstract description 7
- 230000007423 decrease Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The present invention designs solar energy storage technical field, and a kind of storage body support construction for solar energy heat-storage tank includes each layer support plate and the cross partition that is set between adjacent two layers support plate.Cross partition includes three short slabs and a long slab, long slab and support plate side edge, short slab not with support plate side edge.Conduction oil entrance, each conduction oil entrance separation cross partition long slab two sides are provided in each support plate.When conduction oil flows in storage body, inevitable flowed by a support plate conduction oil entrance is flowed out around cross partition from another conduction oil entrance, the inevitable spiral in storage body of conduction oil or spiral decline.The structure effectively increases flow path of the conduction oil in storage body, and conduction oil can sufficiently be absorbed heat heat release, the working efficiency of solar energy heat-storage tank is increased.
Description
Technical field
The invention belongs to solar energy storage technical fields, in particular to mixed mud storage body energy storage prefabricated built in one kind
Tank.
Technical background
Zhejiang Proview Electric Applicance Co., Ltd is in Chinese following patent of invention: application number of having applied: 201810006774.3,
A kind of denomination of invention are as follows: the patent of " energy storage canister of built-in preset mixed mud storage body ".
Solar energy heat-storage tank specific structure under the technical solution includes that tank body, prefabricated mixed mud storage body and setting exist
The cylinder mould of prefabricated mixed mud storage body periphery.The tank base is circle；The prefabricated mixed mud storage body is arranged in tank body
Interior, tank body top is equipped with the hot oil inlet pipe connecting with solar energy heat collector and the hot oil outlet connecting with steam generator
Pipe, tank body lower part is equipped with the cold oil outlet connecting with solar energy heat collector and the cooling connecting with steam generator is thermally conductive
Oil inlet pipe.
The prefabricated mixed mud storage body is cylinder, and it is axial that three groups of XYZ axis are equipped in the prefabricated mixed mud storage body
The sets of vias of setting, every group of sets of vias have several equally distributed through-holes；The X-axis through-hole intersects with Y-axis through-hole, the Z
Shaft through-hole passes through the intersection point of XY shaft through-hole.
The cylinder mould includes upper bracing ring and lower bracing ring, and the upper bracing ring and lower bracing ring are fence structures, thermally conductive
Oil can be flowed into directly in preset mixed mud storage body by upper and lower bracing ring.
Under normal condition, conduction oil did not had preset mixed mud heat accumulating block.At daytime, sunshine abundance, solar thermal collector
By heat-conducting oil heating, hot oil enters heat storage can from hot oil inlet port, a part of hot oil by hot oil outlet pipe be extracted into
Enter steam generator to start to do work, another part hot oil is entered in preset mixed mud storage body by upper bracing ring, thermally conductive oil stream
Start to radiate through the through-hole in storage body, conduct heat into storage body, finally flows into cold oil area below heat storage can.Heat storage can
Complete heat storage function.
At night or inadequate sunshine, the flow of conduction oil in solar thermal collector, hot oil inlet and cold oil are reduced
The flow of outlet is reduced, and the cold oil below tank body flows into storage body by lower bracing ring, and conduction oil is flowing through storage body
Start to absorb the heat in storage body in via process, finally flow into the hot oil area above heat storage can, by storage body heating
Conduction oil is extracted into steam generator from hot oil outlet and does work.
Although the technical solution of the invention realizes the energy-storage function of solar energy heat-storage tank, but since conduction oil passes through storage
The flowing of the through-hole of hot body straight up and down, when storing heat, hot oil is unable to fully heat release；In heat release, cold oil is unable to fully inhale again
The working efficiency of heat, storage body is low.
Summary of the invention
The purpose of the present invention is designing new structure, changes flow path of the conduction oil in storage body, conduction oil is allowed to exist
It more fully absorbs heat in storage body heat release, improves the working efficiency of storage body.
In order to achieve the above-mentioned object of the invention, of the invention the technical solution adopted is that: it is a kind of for solar energy heat-storage tank
Storage body support construction, if several support plates including structure stacked on top of one another and several cross partitions；Every two adjacent support plate
Between be arranged a cross partition, cross partition crosspoint is overlapped with the support plate center of circle；Cross partition includes three short slabs and one
A long slab, the cross partition long slab and support plate side edge, three short slabs of the cross partition and support plate edge interval
A distance；A conduction oil entrance is provided in each support plate, two layers of the support plate to connect with cross partition, each self-conductance
Hot oil entrance is opened on the two sides of cross partition long slab respectively.
For disposing storage body, the storage body of two layers of preset mixed mud block structure is shared in space between two adjacent support plates
Upper support plate, middle support plate, lower support plate totally three support plates.The shared upper support of the storage body of three layers of preset mixed mud structure
Disk, lower support plate, two middle support plates totally four support plates, and so on.
It is a conduction oil fluidized bed between two adjacent support plates, the conduction oil of separation cross partition long slab two sides enters and leaves
Mouthful, it ensure that conduction oil when the conduction oil flows laminar flow necessarily from the conduction oil entrance stream of the side of cross partition long slab
Enter, bypass partition, is flowed out from the conduction oil entrance of the other side of cross partition long slab.The cross setting of cross partition guarantees
Conduction oil must circularize flowing in flowing around cross partition.
Preferably, when storage body support construction includes two or more cross partitions, on horizontal plane, respectively
Cross partition successively put centered on the support plate center of circle from top to bottom clockwise deflection certain angle or each cross partition from upper
It arrives down and successively puts deflection certain angle counterclockwise centered on the support plate center of circle.Such design ensure that conduction oil is continuously passing through
When crossing multiple conduction oil fluidized beds, flow direction will not change, and be along the same direction spiral or spiral
Decline, such structure ensure that flowing of the conduction oil in entire storage body is more smooth, have under the premise of guaranteeing flow velocity
Effect reduces oil pressure, reduces the energy consumption of Heat-transfer Oil Pump.
Preferably, the shape according to conduction oil entrance, is circumferentially with the isolation structure with gap in thermally conductive hydraulic fluid port.Every
It is separately connected conduction oil entrance edge and support plate adjacent thereto from structure both ends, isolation structure is in corresponding thermally conductive oil stream
One piece of independent space is surrounded in dynamic layer, space openings are in corresponding thermally conductive hydraulic fluid port.Such structure ensure that conduction oil from branch
Support plate conduction oil entrance flows into, and is directly entered the space, then by there is the isolation structure in gap to flow into storage body through-hole.
Isolation structure again separates out storage body and conduction oil entrance simultaneously, prevents storage body from blocking conduction oil entrance, ensure that
Conduction oil swimmingly flows laminar flow in each conduction oil.
Preferably, hot oil entrance is convinced by patient analysis in the position for being close to support plate outer rim and cross partition long slab, in heat storage can
Wall and cross partition cooperation isolation structure can both surround one piece of separate space in conduction oil fluidized bed.
Preferably, corresponding to each support plate in inner tank wall respectively has one group of support leg.Each support leg is wedge shape, right
It answers the support leg one side of each support plate to connect with inner tank wall, is supported in each corresponding support plate edge on one side.
Preferably, every group of support leg is ten, and it is circumferentially distributed, guarantee each support leg uniform force, improves thermal store branch
The structural strength of support structure.
Preferably, paliform is made by first steel in the isolation structure.
Specifically, integrally cylindrical as the preset mixed mud block of storage body, it is filled between two adjacent support plates, in advance
Set the through-hole for being covered with three-dimensional in mixed mud block.At daytime, sunshine abundance, conduction oil is heated through solar thermal collector, from
Hot oil entrance above tank body flows into, and a portion hot oil is directly extracted through hot oil outlet, does work into steam generator.
Another part hot oil flows into storage body through the conduction oil entrance of upper support plate, thermally conductive due to the architectural characteristic of cross partition
Oil circularizes flowing through storage body through-hole, flows into from the conduction oil entrance of the cross partition other side, into next layer of conduction oil
Fluidized bed.Ceaselessly downward spiral flows conduction oil, flows out until from the conduction oil entrance of lower support plate.Conduction oil is through overcharging
Dispersion heat, becomes cold oil from hot oil, heat transfer is entered in storage body, realize the storage heat function of energy storage canister.
At night or inadequate sunshine, the heat transfer oil flow of heat collector, hot oil outlet and cold oil inlet flow rate are reduced
Synchronous to reduce, cold oil area oil mass increases below tank body, and a part of conduction oil flows into storage heat through the conduction oil entrance of lower support plate
In body, substantially led through annularly flow, the so upward six functions of continuous spiral until from upper support plate in conduction oil fluidized bed
Hot oil outlet outflow.Conduction oil brings hot oil area above tank body into from storage body by cold heating, by heat.Hot oil is from hot oil outlet quilt
It extracts, does work into steam generator, heat storage can completes the function of releasing energy.
Present aspect is compared is with the beneficial effect of the prior art:
By flow path of the conduction oil in storage body from become straight up and down spiral upwards or downward spiral, substantially prolong and lead
Flow path of the hot oil in storage body equivalent to increase the contact area of conduction oil and storage body conduction oil can be filled
The heat absorption heat release divided, improves the working efficiency of storage body.
Multi-layer discs support cooperation multiple groups support leg, increases the support strength of entire support construction, keeps equipment more firm
Gu reliable.
Support plate and cross backing plate itself as metal material have very big thermal coefficient, when them and storage body
It is mingled with together, equivalent to increase the mean coefficient of heat conductivity of entire storage body structure, storage body can be improved to a certain extent
Heat transfer efficiency.
Detailed description of the invention
Fig. 1 is the band cross membrane support structure of two layers of storage body.
Fig. 2 is the solar energy heat-storage tank operation principle schematic diagram that two layers of storage body is had under technical solution of the present invention.
Description of symbols: upper support plate 1, middle support plate 2, lower support plate 3, upper layer cross partition 4, lower layer's cross partition 5, on
Support plate conduction oil entrance 6, middle support plate conduction oil entrance 7, lower support plate conduction oil entrance 8, conduction oil entrance
Grid 9, each support plate support leg 10, hot oil entrance 11, hot oil outlet 12, cold oil entrance 13, cold oil outlet 14, band three-dimensional through hole
Storage body 15.
Specific embodiment
It is former to a kind of work of the storage body support construction for solar energy heat-storage tank of the present invention with reference to the accompanying drawing
Reason is described further.
By taking two layers of storage body as an example, storage body support construction such as Fig. 1.Total includes upper support plate 1, middle support plate
2, lower support plate 3, upper layer cross partition 4, lower layer's cross partition 5, upper support plate conduction oil entrance 6, middle support plate conduction oil
Entrance 7, lower support plate conduction oil entrance 8, conduction oil entrance grid 9.
It is two layers that storage body 15 with three-dimensional through hole, which divides, is placed between lower support plate 3 and middle support plate 2 respectively, middle branch
Between support plate 2 and upper support plate 1.
The upper layer cross partition 4 is between upper support plate 1 and middle support plate 2, the cross partition intersection point and two
The support plate center of circle is overlapped.
Lower layer's cross partition 5 is between lower support plate 3 and middle support plate 2, the cross partition intersection point and two
The support plate center of circle is overlapped.
From depression angle, lower layer's cross partition 5 has deflected certain angle compared to upper layer cross partition 4 clockwise.
The upper support plate conduction oil entrance 6 is close to the right side of long slab in upper layer cross partition 4；The middle support plate is led
Hot oil entrance 7 is close to the left side of 4 long slab of upper layer cross partition, while being also close to the right side of lower layer's cross partition long slab；It is described
Lower support plate conduction oil entrance 8 is close to the left side of 5 long slab of lower layer's cross partition.
The upper support plate conduction oil entrance 6, middle support plate conduction oil entrance 7, lower conduction oil entrance 8 are opened on
Corresponding support plate outer rim, tank wall, cross partition and along the circumferentially arranged two sides fence 9 of conduction oil opening edge jointly in phase
One piece of insulating space is surrounded between adjacent two layers of support plate.
Each support leg is respectively arranged at three groups of support plate edges, and entire storage body is fixed on solar energy heat-storage tank body
Middle part.The support leg is wedge shape, is connect on one side with tank body, is connected on one side with corresponding support plate edge.
As shown in Fig. 2, hot oil entrance 11 is connected with cold oil outlet 14 with solar thermal collector, cold oil is by 14 stream of cold oil outlet
Enter solar thermal collector, becomes hot oil by heating and flowed into solar energy heat-storage tank by hot oil entrance 11.
The hot oil outlet 12 is connected with cold oil entrance 13 with steam generator, and hot oil is drawn into steaming by hot oil outlet 12
In vapour generator, heat, acting power generation are discharged.After discharging heat, hot oil becomes cold oil and flows into solar energy storage from cold oil entrance 13
In hot tank.
When daytime, illumination abundance, by controlling Heat-transfer Oil Pump, the heat transfer oil flow of hot oil entrance 11 is allowed to be greater than heat
The heat transfer oil flow of oil export 12, on heat storage can top, a part of extra hot oil can pass through upper support plate conduction oil entrance 6
It flows downwardly into storage body 15, since the conduction oil entrance 6 of upper support plate and the conduction oil entrance 7 of middle support plate exist respectively
4 two sides of upper layer cross partition, conduction oil are flowed into from upper support plate conduction oil entrance 6, can only be cyclic in conduction oil fluidized bed
Shape flowing, flows out from the middle support plate conduction oil entrance 7 of 4 other side of upper layer cross partition, and conduction oil passes through storage in the meantime
The abundant circulation of through-hole in hot body 15 passes through the entire storage body of this layer.The conduction oil entrance 7 of support plate in conduction oil process,
The conduction oil fluidized bed for flowing into next layer, just as flowing in upper one layer, conduction oil is filled by the through-hole in storage body 15
Branch circulation passes through the entire storage body of this layer.Then conduction oil is flowed out from the conduction oil entrance 8 of lower support plate.
Become cold by heat by punishing exothermic conduction oil, together with the cold oil convergence below heat storage can, is exported by cold oil
14 back flow back into solar thermal collector, heat again.
In the latter rainy days at night, when illumination is inadequate, by controlling Heat-transfer Oil Pump, the thermally conductive oil stream of hot oil entrance 11 is allowed
Amount is less than the heat transfer oil flow of hot oil outlet 12, and a part of extra cold oil runs past leading for lower support plate below heat storage can
Hot oil entrance 8 flows upwardly into storage body 15, since the conduction oil entrance 8 of lower support plate and the conduction oil of middle support plate go out
Respectively in the two sides of lower layer's cross partition 5, conduction oil flows into entrance 7 from lower support plate conduction oil entrance 8, can only be in conduction oil
Flowing is circularized in fluidized bed, is flowed out from the middle support plate conduction oil entrance 7 of 5 other side of lower layer's cross partition, and conduction oil exists
Pass through the entire storage body of this layer during this by the abundant circulation of through-hole in storage body 15.Support plate leads in conduction oil process
Hot oil entrance 7 flows into next layer of conduction oil fluidized bed, and just as flowing in upper one layer, conduction oil passes through storage body
The abundant circulation of through-hole in 15 passes through the entire storage body of this layer, and then conduction oil is flowed from the conduction oil entrance 6 of upper support plate
Out.
By two layers of annularly flow, conduction oil sufficiently absorbs heat in storage body, becomes hot oil from cold oil and enters heat storage can
The hot oil area of top, hot oil are drawn into steam generator through hot oil outlet 8 and start to do work.
Claims (8)
1. a kind of storage body support construction for solar energy heat-storage tank, which is characterized in that including several structures stacked on top of one another
Support plate and several cross partitions；One cross partition, cross partition crosspoint and branch are set between every two adjacent support plate
The support plate center of circle is overlapped；Three end of cross partition is short and one end is long, the long end of cross partition and support plate side edge, the cross
Three short ends of partition not with support plate side edge；A conduction oil entrance is provided in each support plate, with cross partition phase
Two layers of the support plate connect, respective conduction oil entrance are opened on the two sides at the long end of cross partition respectively.
2. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 1, it is characterised in that: in floor projection
On face, centered on the support plate center of circle, each cross partition from top to bottom successively clockwise deflection certain angle or each cross every
Plate successively deflects certain angle counterclockwise from top to bottom.
3. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 1, it is characterised in that: in each support plate
Conduction oil port openings be close to the long end of cross partition and support plate outer rim.
4. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 1, it is characterised in that: adjacent at two
Between support plate value, a conduction oil is respectively equipped with along each conduction oil entrance and enters and leaves area, conduction oil between two adjacent support plates
The region other than area is entered and left for placing storage body, between two adjacent support plates, for placing region and the conduction oil of storage body
It enters and leaves and is provided with isolation structure between area.
5. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 4, it is characterised in that: the isolation junction
Structure is paliform.
6. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 5, which is characterized in that fence structure is
First steel.
7. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 1, which is characterized in that the support plate
It is the good metal material of heating conduction with cross partition.
8. according to the storage body support construction for being used for solar energy heat-storage tank described in claim 1, which is characterized in that in inner tank wall
Corresponding each support plate respectively has one group of support leg, and each support leg is wedge shape, the support leg one side and tank of corresponding each support plate
Internal wall connects, and is supported in each corresponding support plate edge on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910291676.3A CN109945731A (en) | 2019-04-12 | 2019-04-12 | A kind of storage body support construction for solar energy heat-storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910291676.3A CN109945731A (en) | 2019-04-12 | 2019-04-12 | A kind of storage body support construction for solar energy heat-storage tank |
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| Publication Number | Publication Date |
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| CN109945731A true CN109945731A (en) | 2019-06-28 |
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| CN201910291676.3A Pending CN109945731A (en) | 2019-04-12 | 2019-04-12 | A kind of storage body support construction for solar energy heat-storage tank |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542756A (en) * | 2013-10-24 | 2014-01-29 | 镇江新梦溪能源科技有限公司 | Laminated heat-storage device |
| CN103712501A (en) * | 2014-01-02 | 2014-04-09 | 上海电气集团股份有限公司 | Single-pot fused salt thermal storage device in distributed type micro-grid |
| US20150136115A1 (en) * | 2012-05-09 | 2015-05-21 | Commissariat à I'energie atomique et aux énergies alternatives | Heat storage tank with improved thermal stratification |
| CN210089478U (en) * | 2019-04-12 | 2020-02-18 | 浙江宝威电气有限公司 | Heat storage body supporting structure for solar heat storage tank |
-
2019
- 2019-04-12 CN CN201910291676.3A patent/CN109945731A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150136115A1 (en) * | 2012-05-09 | 2015-05-21 | Commissariat à I'energie atomique et aux énergies alternatives | Heat storage tank with improved thermal stratification |
| CN103542756A (en) * | 2013-10-24 | 2014-01-29 | 镇江新梦溪能源科技有限公司 | Laminated heat-storage device |
| CN103712501A (en) * | 2014-01-02 | 2014-04-09 | 上海电气集团股份有限公司 | Single-pot fused salt thermal storage device in distributed type micro-grid |
| CN210089478U (en) * | 2019-04-12 | 2020-02-18 | 浙江宝威电气有限公司 | Heat storage body supporting structure for solar heat storage tank |
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