CN207035920U - There is the sandstone heat-storing device on carbon heat conduction top layer - Google Patents
There is the sandstone heat-storing device on carbon heat conduction top layer Download PDFInfo
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- CN207035920U CN207035920U CN201720870098.5U CN201720870098U CN207035920U CN 207035920 U CN207035920 U CN 207035920U CN 201720870098 U CN201720870098 U CN 201720870098U CN 207035920 U CN207035920 U CN 207035920U
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- China
- Prior art keywords
- sandstone
- heat
- top layer
- carbon
- closed container
- Prior art date
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 36
- 239000013529 heat transfer fluid Substances 0.000 claims abstract description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 38
- 229910052757 nitrogen Inorganic materials 0.000 claims description 20
- 239000011449 brick Substances 0.000 claims description 12
- 239000010426 asphalt Substances 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000003973 paint Substances 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 1
- 238000009825 accumulation Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 10
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000007598 dipping method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- RWDBMHZWXLUGIB-UHFFFAOYSA-N [C].[Mg] Chemical compound [C].[Mg] RWDBMHZWXLUGIB-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
It the utility model is related to a kind of sandstone heat-storing device for having carbon heat conduction top layer, described sandstone heat-storing method is to make the sandstone for having carbon heat conduction top layer filled with surface in closed container heat reservoir, graphite powder is filled with space between sandstone, described sandstone heat-storing device has a closed container for entering the mouth of pipe and outlet spout, the sandstone with carbon heat conduction top layer is filled with closed container, heat transfer fluid medium pipeline is distributed in the sandstone with carbon heat conduction top layer, and graphite powder is filled with the space between sandstone.The utility model makes carbon heat-conducting layer on sandstone top layer, change the heat conductivility of sandstone, it can be completed in a relatively short time and fill heat and heat release, so as to suitably reduce the density that fluid line is distributed in closed container heat reservoir, the resistance of ducting is reduced, reduces the cost of aerodynamic power and heat accumulation engineering.
Description
Technical field
The utility model belongs to heat-storage technology field, is related to a kind of sandstone heat-storing device for having carbon heat conduction top layer.
Background technology
It is always the pursuit of relevant technical worker as heat accumulating using sandstone cheap and easy to get in heat-storage technology field
Target.But the thermal conductivity factor of sandstone is small, heat accumulating heat transfer is used it as slowly, therefore just need the big heat-transfer fluid of distribution density
Medium pipeline, cause the power of fluid line resistance and delivery pump to increase therewith, cause the cost of heat accumulation engineering bigger than normal.
Utility model content
The purpose of this utility model is to overcome above mentioned problem existing for prior art, provide a kind of design rationally,
The sandstone heat accumulation easy to implement that have carbon top layer applied, heat accumulation construction costs can be reduced in the case where meeting heat accumulation demand
Method and its device.
The technical solution used for achieving the above object is as described below.
The sandstone heat-storing method described in the utility model for having carbon heat conduction top layer is characterized in：In closed container heat reservoir
In be filled with sandstone, sandstone surface make have carbon heat conduction top layer, be filled with graphite powder in the space between sandstone, inside fill
The heat transfer fluid medium pipeline of conduction oil or fused salt is distributed in the sandstone with carbon heat conduction top layer, heat transfer fluid medium pipeline and
Sandstone carries out heat exchange, and completion fills heat and heat release, inertia nitrogen carrier of oxygen is filled in the space on closed container heat reservoir top.By
It is higher than more than 60 times of sandstone thermal conductivity factor in the thermal conductivity factor of carbon, makes carbon heat-conducting layer on sandstone top layer, change sandstone
Heat conductivility, be completed in a relatively short time fill heat and heat release, thus can suitably reduce heat transfer fluid medium pipeline and exist
The density of distribution in closed container heat reservoir (thermal storage device), reduces the resistance of ducting, reduces aerodynamic power, makes making for heat accumulation engineering
Valency lowers；Again because severe oxidation can occur more than 400 DEG C for carbon top layer, it is necessary to be filled with the appearance of the sandstone on carbon top layer
Device has seal, therefore fills inert nitrogen in the space on thermal storage device top and protect, and thermal oxide is crossed to prevent carbon layer.
The further technical scheme of method described in the utility model also resides in：Sandstone is impregnated using graphite paint, coating is solid
After change the good carbon heat-conducting layer of heat conductivility is formed on sandstone top layer.
The further technical scheme of method described in the utility model also resides in：Using cut-back asphalt or letdown resin dipping sand
Stone, then heated asphalt or resin be allowed to be carbonized and be attached to sandstone top layer, after cooling sandstone top layer i.e. form heat conductivility
Good carbon heat-conducting layer.
The further technical scheme of method described in the utility model also resides in：Described sandstone use granularity for 20 millimeters~
45 millimeters of cobblestones and medium-fine sand.
The further technical scheme of method described in the utility model also resides in：Heat transfer fluid medium pipeline is by multi-layer multi-row
Pipeline connection be combined into pipe-support type heat exchanger.
The further technical scheme of method described in the utility model also resides in：Described sandstone can by material be magnesium carbonaceous,
The gitter brick of mafic etc. substitutes.Gitter brick density is more than sandstone, and specific heat is slightly larger than sandstone, although cost is higher, itself and phase
Thermal storage device with heat accumulation load compares, and the volume of thermal storage device can also be lowered and improve storage density.
For realizing that the sandstone heat-storing device for having carbon heat conduction top layer of method described in the utility model has one in it
Insulation closed container filled with sandstone, is provided with into the mouth of pipe and outlet spout in closed container sidewall end, the sand in closed container
The pipe frame structure heat exchanger being made up of multi-layer multi-row heat transfer fluid medium pipeline is distributed with stone, the both ends of heat exchanger are respectively with entering
The mouth of pipe and outlet spout communicate, and being made on the surface of sandstone has the carbon being made up of graphite paint, cut-back asphalt or letdown resin to lead
Hotlist layer, graphite powder is filled with the space between sandstone, a nitrogen cylinder (or small-sized nitrogen charger) is externally provided with closed container,
The outlet of nitrogen cylinder (or small-sized nitrogen charger) is passed through in closed container through nitrogen tube.
The further technical scheme of device described in the utility model also resides in：The sandstone uses granularity as 20 millimeters~45
Millimeter cobblestone and medium-fine sand.
The further technical scheme of device described in the utility model also resides in：Being made in heat transfer fluid medium pipe surface has
The carbon heat conduction top layer being made up of graphite paint, cut-back asphalt or letdown resin.
The further technical scheme of device described in the utility model also resides in：Described sandstone also can be magnesium carbon by material
The gitter brick of matter, mafic etc. substitutes.
Compared with prior art, the good effect that the utility model has is：
First, the utility model can make the heat transfer property of sandstone thermal storage device significantly using the sandstone for having carbon heat conduction top layer
Improve, reduce the power of the density of heat transfer pipe distribution and delivery pump in thermal storage device；
2nd, technical scheme described in the utility model can also be used as 500 DEG C of high temperature above thermal storage devices, be sent out for solar heat
Electricity；
3rd, the utility model makees heat accumulating with sandstone material, and the appearance of heat accumulating is can not only be used for using general steel construction
Device；
4th, the utility model use sandstone material is cheap and easy to get, low cost, heat accumulation engineering cost can be greatly lowered.
Brief description of the drawings
Fig. 1 is a kind of structural representation for the sandstone heat-storing device for having carbon heat conduction top layer.
Fig. 2 is the structural representation of accumulation of heat brick structure heat-storing device.
Each label title in figure is respectively：1- enters the mouth of pipe, 2- outlet spouts, 3- nitrogen cylinders (or small-sized nitrogen charger),
4- nitrogen tubes, 5- valves, 6- heat transfer fluid medium pipelines, 7- sandstones, 8- pressure gauges, 9- heat-insulation layers, 10- gitter bricks,
11- heat transfer pipes, 12- graphite powders, 13-U type grooves.
Embodiment
Referring to accompanying drawing, sandstone heat-storing method described in the utility model is：Filled out in the container of closed container heat reservoir
The sandstone with carbon heat conduction top layer filled with polylith, the pipe-support type being made up of the heat transfer fluid medium pipeline connection of multi-layer multi-row exchange heat
Device is distributed in sandstone.In specific implementation, using graphite paint dipping sandstone, thermal conductivity is formed on sandstone top layer after paint solidification
The good carbon heat-conducting layer of energy；Or be allowed to carbonization using cut-back asphalt dipping sandstone, then heating and be attached to sandstone top layer, so as to
Sandstone top layer forms the good carbon heat-conducting layer of heat conductivility.Or it is allowed to be carbonized using letdown resin dipping sandstone, then heating
Sandstone top layer is attached to, so as to which sandstone surface forms carbon heat-conducting layer；It is completed in a relatively short time and fills heat and heat release, thus
The density that reduction fluid line that can be suitably is distributed in thermal storage device, reduce the resistance of ducting, reduce aerodynamic power, make heat accumulation work
The cost of journey lowers.Treated sandstone adds trickle space between certain graphite powder filling sandstone when making thermal storage device,
It is more densely cross-linked to be allowed to heat storage.Inert nitrogen body is filled in the space on closed container heat reservoir top, to prevent blocking element layer mistake
Thermal oxide.
The structure of the sandstone heat-storing device described in the utility model for having a carbon heat conduction top layer is as shown in Figure 1.It has one
Individual wall sets the closed container (thermal storage device) of heat-insulation layer 9 and a nitrogen cylinder (or small-sized nitrogen charger) 3 being built in outside closed container,
It is provided with container side wall end into the mouth of pipe 1 and outlet spout 2, is distributed with the sandstone 7 in closed container by multi-layer multi-row heat transfer stream
The pipe frame structure heat exchanger that body medium pipeline 6 forms, the both ends of heat exchanger communicate with entering the mouth of pipe 1 and outlet spout 2 respectively, form pipe
Each heat transfer fluid medium pipeline 6 of frame structure heat exchanger is distributed in the sandstone 7 on carbon heat conduction top layer, the space between sandstone
In be filled with graphite powder；The outlet of nitrogen cylinder (or small-sized nitrogen charger) 3 is passed through in closed container through the nitrogen tube 4 equipped with valve 5,
To fill inert nitrogen body into closed container space, to prevent going out thermal oxide.Pressure gauge 8 is also equipped with the top of thermal storage device.
As the expansion of technical solutions of the utility model, the heat accumulating in heat-storing device can also be gitter brick, typically
It is the gitter brick of magnesium carbonaceous, mafic or other materials.Gitter brick density is more than sandstone, and specific heat is slightly larger than sandstone, although cost
It is higher, but the thermal storage device of itself and identical heat accumulation load compares, and the volume of thermal storage device can be lowered and improve storage density.Accumulation of heat
The structure of brick structure heat-storing device is as shown in Figure 2.In Fig. 2, there is U-type groove 13 on gitter brick 10, U-type groove and heat transfer pipe 11 it
Between gap in fill graphite powder 12, to strengthen the heat transfer property between gitter brick 10 and heat transfer pipe 11.
Claims (4)
- A kind of 1. sandstone heat-storing device for having carbon heat conduction top layer, it is characterised in that：With one, it is filled with sandstone (7) Closed container is incubated, is provided with closed container sidewall end into the mouth of pipe (1) and outlet spout (2), in the sandstone (7) in closed container The pipe frame structure heat exchanger being made up of multi-layer multi-row heat transfer fluid medium pipeline (6) is distributed with, the both ends of heat exchanger are respectively with entering The mouth of pipe (1) and outlet spout (2) are communicated, and on the surface of sandstone (7), making has is made up of graphite paint, cut-back asphalt or letdown resin Carbon heat conduction top layer, be filled with graphite powder in the space between sandstone, a nitrogen cylinder (3), nitrogen be externally provided with closed container The outlet of gas cylinder (3) is passed through in closed container through nitrogen tube (4).
- 2. the sandstone heat-storing device according to claim 1 for having carbon heat conduction top layer, it is characterised in that：The sandstone (7) Granularity is used as 20 millimeters~45 millimeters cobblestones and medium-fine sand.
- 3. the sandstone heat-storing device according to claim 1 for having carbon heat conduction top layer, it is characterised in that：It is situated between in heat-transfer fluid Matter pipeline (6) surface, which makes, the carbon heat conduction top layer being made up of graphite paint, cut-back asphalt or letdown resin.
- 4. the sandstone heat-storing device according to claim 1 for having carbon heat conduction top layer, it is characterised in that：Described sandstone (7) it by material can be magnesium carbonaceous, mafic gitter brick (10) replacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870098.5U CN207035920U (en) | 2017-07-18 | 2017-07-18 | There is the sandstone heat-storing device on carbon heat conduction top layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720870098.5U CN207035920U (en) | 2017-07-18 | 2017-07-18 | There is the sandstone heat-storing device on carbon heat conduction top layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207035920U true CN207035920U (en) | 2018-02-23 |
Family
ID=61464598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720870098.5U Active CN207035920U (en) | 2017-07-18 | 2017-07-18 | There is the sandstone heat-storing device on carbon heat conduction top layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207035920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218832A (en) * | 2017-07-18 | 2017-09-29 | 刘绍允 | There are the sandstone heat-storing method and its device on carbon heat conduction top layer |
| CN108871029A (en) * | 2018-07-19 | 2018-11-23 | 西安中原机械有限公司 | Heat transfer medium overcurrent sandstone heat-storing method and its device |
-
2017
- 2017-07-18 CN CN201720870098.5U patent/CN207035920U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218832A (en) * | 2017-07-18 | 2017-09-29 | 刘绍允 | There are the sandstone heat-storing method and its device on carbon heat conduction top layer |
| CN107218832B (en) * | 2017-07-18 | 2023-06-27 | 西安中原机械有限公司 | Sand and stone heat storage method with carbon heat conduction surface layer and device thereof |
| CN108871029A (en) * | 2018-07-19 | 2018-11-23 | 西安中原机械有限公司 | Heat transfer medium overcurrent sandstone heat-storing method and its device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180409 Address after: 710311 Industrial Zone, thatched Town, Huyi Town, Xi'an, Shaanxi Patentee after: Xi'an Zhongyuan Machinery Co., Ltd. Address before: 710100, 1-4-502, Changan District garden, Changle street, Xi'an, Shaanxi Patentee before: Liu Shaoyun |
|
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Shaoyun Inventor after: Tao Yubing Inventor after: He Xiaojian Inventor after: He Xiaogang Inventor before: Liu Shaoyun |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 710000 Caotang Industrial Park, Fuyi District, Xi'an City, Shaanxi Province Patentee after: XI'AN ZHONG YUAN MECHANICAL Co.,Ltd. Address before: 710311 Industrial Zone, thatched Town, Huyi Town, Xi'an, Shaanxi Patentee before: XI'AN ZHONG YUAN MECHANICAL Co.,Ltd. |