CN104843369A - Electrical heating structure of solar photo-thermal power generation molten salt storage tank - Google Patents
Electrical heating structure of solar photo-thermal power generation molten salt storage tank Download PDFInfo
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- CN104843369A CN104843369A CN201510221217.XA CN201510221217A CN104843369A CN 104843369 A CN104843369 A CN 104843369A CN 201510221217 A CN201510221217 A CN 201510221217A CN 104843369 A CN104843369 A CN 104843369A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
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- Mechanical Engineering (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention is applicable to the field of solar photo-thermal power generation and provides an electrical heating structure of a solar photo-thermal power generation molten salt storage tank. The electrical heating structure of the solar photo-thermal power generation molten salt storage tank comprises at least two first electrical heating tubes 13 and at least two second electrical heating tubes 14. The length of the first electrical heating tubes 13 is smaller than that of the second electrical heating tubes14, and at least two first electrical heating tubes 13 and at least two second electrical heating tubes 14 are arranged on the same round horizontal plane parallel to a storage tank base plate 1. The height of the round horizontal plane is lower than that of reserved molten salt 15, and one end of each first electrical heating tube 13 and one of each second electrical heating tube 14 are fixed to the wall of the storage tank 5 and are alternatively arranged on the round horizontal plane inside the storage tank at intervals. A long electric heater and a short electric heater are alternatively arranged at the bottom of the molten salt storage tank and are evenly distributed in the circumference direction of the storage tank at intervals, the molten salt can be evenly heated in the radial direction and the annular direction and is prevented from solidifying, and energy utilization efficiency can be improved.
Description
Technical field
The invention belongs to solar light-heat power-generation technical field, particularly relate to a kind of solar light-heat power-generation fused salt storage tank electric heating device.
Background technology
Solar light-heat power-generation, refer to and utilize condenser to catch and assemble solar radiation, and be sent to high-temperature hot fluid in heat dump generation, then traditional heat engine (as steam turbine, gas turbine, Stirling-electric hybrid etc.) is driven to produce a comprehensive new and high technology of electric energy, relative photovoltaic generation and wind-power electricity generation, photo-thermal power generation has electrical network friendly, be easier to by electrical network the feature of receiving, will be one of the most promising generation mode in renewable energy power generation.
Fused salt thermal storage and energy accumulation technology can solve the energy storage difficult problem in photo-thermal power generation, and solar light-heat power-generation station hold over system adopts double-pot type accumulation of heat, is made up of cold and hot two heat-accumulator tanks.During circulating system work, the fused salt in cold salt cellar is transported in solar thermal collector through pump for liquid salts, absorbs after heat energy heats up and enters hot salt cellar; High-temperature molten salt flows through steam generator from hot salt cellar simultaneously, and heated feed water produces high-temperature steam, and driving steam turbine runs generating.Fused salt after temperature reduces then flows back to cold salt cellar, carries out recycle.
When the continuous dark clouds of weather, there is no solar radiation, solar-thermal generating system will quit work, fused salt storage tank enters holding mode, in storage tank, because of the egress of heat of tank skin, temperature reduces fused salt gradually, and when temperature is low to moderate fused salt crystallization point, fused salt will start crystallization and freezing, and due to the thawing of fused salt very large, again melted and need be paid huge cost.Therefore, for preventing fused salt from solidifying, improving efficiency of energy utilization.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of solar light-heat power-generation fused salt storage tank electric heating device, again fused salt is melted to solve prior art the problem need paying huge cost.
The embodiment of the present invention is achieved in that a kind of solar light-heat power-generation fused salt storage tank electric heating device, and described structure comprises: the first electric heating tube 13 and the second electric heating tube 14;
Described first electric heating tube 13 and described second electric heating tube 14 are at least two respectively, the length of described first heating pipe 13 is less than the length of described second heating pipe 14, and described first electric heating tube 13 of at least two is all arranged in the same circular horizontal plane parallel with storage tank bottom plate 1 with described second electric heating tube 14;
The height of described circular horizontal plane is lower than the height of reserved fused salt 15, and described first electric heating tube 13 and the second electric heating tube 14 are all fixed on storage tank shell 5 in one end, in the circular horizontal plane of tank inside alternately and spaced set.
In first preferred embodiment of a kind of solar light-heat power-generation fused salt storage tank electric heating device provided by the invention: described first electric heating tube 13 is connected with external power supply and control module by electrical control lines 10 with described second electric heating tube 14, described control module controls described first electric heating tube 13 and described second electric heating tube 14 starts heating simultaneously or grouping starts heating;
For low-temperature molten salt storage tank, lower than starting described first electric heating tube 13 when 260 DEG C and described second electric heating tube 14 heats, when reaching 290 DEG C, stop heating;
For salt storage tank, lower than starting described first electric heating tube 13 when 370 DEG C and described second electric heating tube 14 heats, when reaching 370 DEG C, stop heating.
In second preferred embodiment of a kind of solar light-heat power-generation fused salt storage tank electric heating device provided by the invention: described first electric heating tube 13 is identical with the second electric heating tube 14 structure, comprising: sleeve pipe 3 and electrically heated rod 4;
Described sleeve pipe 3 is parallel to storage tank bottom plate 1 and arranges, and one end is fixed on storage tank shell 5, is positioned at one end port closed of tank inside, is positioned at one end port openings of described storage tank outside, and described opening is positioned at the heat-insulation layer 11 of described storage tank;
Described electrically heated rod 4 inserts after in described sleeve pipe 3 from described storage tank shell 5 outside, and the described opening port of one end and described sleeve pipe 3 of being positioned at described heat-insulation layer 11 is fixedly connected with.
In 3rd preferred embodiment of a kind of solar light-heat power-generation fused salt storage tank electro heat mounting structure provided by the invention: the junction of described sleeve pipe 3 and described storage tank shell 5 forms weld seam 6 seal by welding.
In 4th preferred embodiment of a kind of solar light-heat power-generation fused salt storage tank electro heat mounting structure provided by the invention: the described opening port of described sleeve pipe 3 is connected with the first flange 7, and one end that described electrically heated rod 4 is positioned at described heat-insulation layer 11 is connected with the second flange 9;
Described first flange 7 and described second flange 9 are oppositely arranged, axially all identical with the axial direction of described electrically heated rod 4 with described sleeve pipe 3;
After described described first flange 7 be oppositely arranged is fixedly connected with by bolt 8 with described second flange 9, the described opening port of one end of described electrically heated rod 4 and described sleeve pipe 3 is fixed.
In 5th preferred embodiment of a kind of solar light-heat power-generation fused salt storage tank electro heat mounting structure provided by the invention: described sleeve pipe 3 is fixed by angle steel 2 pipe clamp 2 and described storage tank bottom plate 1;
Described angle steel 2 is T-shaped, and vertical welding is on described storage tank bottom plate 1, and described sleeve pipe 3 is arranged on the horizontal shaft of described angle steel 2;
Described pipe clamp 12 is arranged at the top of described sleeve pipe 3, is fixed on by described sleeve pipe 3 on the described horizontal shaft of described angle steel 2.
In 6th preferred embodiment of a kind of solar light-heat power-generation fused salt storage tank electro heat mounting structure provided by the invention: the number of described angle steel 2 is at least two, angle steel 2 spaced set described in each, the scope of the spacing of adjacent described angle steel 2 is 0.8 ~ 1m.
The beneficial effect of a kind of solar light-heat power-generation fused salt storage tank electric heating device that the embodiment of the present invention provides comprises:
1, a kind of solar light-heat power-generation fused salt storage tank electric heating device of providing of the embodiment of the present invention is at the short different electric heater of bottom magnitude setting Length discrepancy of fused salt storage tank, electric heater quantity needs and homogeneous heating sexual needs according to heating power, generally be designed to 4 ~ 16, electric heater inserts from tank bottom sidewall, long electric heater and short electric heater are arranged alternately, be uniformly distributed along storage tank circumferencial direction is alternate, can ensure can carry out homogeneous heating to fused salt at radial and hoop, prevent fused salt from solidifying, improve efficiency of energy utilization;
2, electric heater is arranged between storage tank bottom plate and fused salt minimum liquid level, namely electric heater will be immersed in fused salt always, so both can prevent electric heater dry combustion method, even if also can ensure there is no solar radiation for a long time, power generating system quits work, storage tank fused salt, when minimum liquid level, also can heat it;
3, electrically heated rod is placed in sleeve pipe, sampling radiation type electric heater, electrically heated rod does not directly contact with fused salt, little by corrosive property, and fault rate reduces, and electrically heated rod material does not need the material adopting resistance to fused salt corrosion, and only needs to adopt common material; Sleeve pipe is closed in storage tank, and electrically heated rod inserts in sleeve pipe from storage tank shell outside, and the junction of sleeve pipe and storage tank shell forms weld seam seal by weld, and the leakproofness of guarantee storage tank, outside the fused salt of using in tank is not leaked to; Electrically heated rod is connected with flange method in storage tank outside with sleeve pipe, is not only convenient for changing electrically heated rod, and can changes online; Angle steel is vertically welded on storage tank bottom plate, and sleeve pipe is by pipe clamp at angle steel upper limit, and when temperature of molten salt change in storage tank or electric heater heating, sleeve pipe all can free-extension in their length direction.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the top cross-sectional view of a kind of solar light-heat power-generation fused salt storage tank electric heating device that the embodiment of the present invention provides;
Fig. 2 is that the master of a kind of solar light-heat power-generation fused salt storage tank electric heating device that the embodiment of the present invention provides looks section drawing;
Fig. 3 is the schematic diagram of electro heat mounting structure in the solar light-heat power-generation fused salt storage tank electric heating device that provides of the embodiment of the present invention;
Fig. 4 is that the A-A of mounting structure in Fig. 3 of providing of the embodiment of the present invention is to schematic cross-section;
Wherein, 1 is storage tank bottom plate; 2 is angle steel; 3 is sleeve pipe; 4 is electrically heated rod; 5 is storage tank shell; 6 is weld seam; 7 is the first flange; 8 is bolt; 9 is the second flange; 10 is power lead; 11 is heat-insulation layer; 12 is pipe clamp; 13 is the first electric heating tube; 14 is the second heating pipe; 15 is reserved fused salt.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
A kind of solar light-heat power-generation fused salt storage tank electric heating device provided by the invention, comprising: the first electric heating tube 13 and the second electric heating tube 14.
First electric heating tube 13 and the second electric heating tube 14 are at least two respectively, the length of the first heating pipe 13 is less than the length of the second heating pipe 14, and first electric heating tube 13 of at least two is all arranged in the same circular horizontal plane parallel with storage tank bottom plate 1 with the second electric heating tube 14.
The height of this circular horizontal plane is lower than the height of reserved fused salt 15, and the first electric heating tube 13 and the second electric heating tube 14 are all fixed on storage tank shell 5 in one end, in the circular horizontal plane of tank inside alternately and spaced set.
As depicted in figs. 1 and 2 for the top cross-sectional view of a kind of solar light-heat power-generation fused salt storage tank electric heating device provided by the invention looks section drawing with main, in the embodiment that Fig. 1 provides, the first electric heating tube 13 arranged in storage tank shell 5 inside and the number of the second electric heating tube 14 are 4, and the spacing that any one first electric heating tube 13 is adjacent the heating pipe of both sides is 45 °.
The embodiment of a kind of solar light-heat power-generation fused salt storage tank electric heating device provided by the invention, at the short different electric heater of bottom magnitude setting Length discrepancy of fused salt storage tank, electric heater quantity needs and homogeneous heating sexual needs according to heating power, generally be designed to 4 ~ 16, electric heater inserts from tank bottom sidewall, long electric heater and short electric heater are arranged alternately, and are uniformly distributed along storage tank circumferencial direction is alternate, can ensure can carry out homogeneous heating to fused salt at radial and hoop.
Electric heater is arranged between storage tank bottom plate and fused salt minimum liquid level, namely electric heater will be immersed in fused salt always, so both can prevent electric heater dry combustion method, even if also can ensure there is no solar radiation for a long time, power generating system quits work, storage tank fused salt, when minimum liquid level, also can heat it.
Preferably, often prop up electric heater and all can independently control, be connected with outside PLC or DCS control system by control line, according to the needs of heating power, can be started by interlocking signal or external control signal simultaneously or divide into groups to start heating.
First electric heating tube 13 is connected with outside by electrical control lines 10 with the second electric heating tube 14, and the first electric heating tube 13 and the second electric heating tube 14 obtain power supply by electrical control lines 7 from outside on the one hand; Every root first electric heating tube 13 and the second electric heating tube 14 all can control separately on the one hand, are connected with outside PLC or DCS control system by electrical control lines 7, can start heating or grouping startup heating simultaneously.For low-temperature molten salt storage tank, start electric heater for heating lower than when 260 DEG C, when reaching 290 DEG C, stop heating.For salt storage tank, start electric heater for heating lower than when 370 DEG C, stop heating when reaching 370 DEG C, fused salt in hot salt cellar can be kept constant in about 370 DEG C.
Embodiment one
Embodiment one provided by the invention is the embodiment that in a kind of solar light-heat power-generation fused salt storage tank electric heating device provided by the invention, electric heating tube is installed, be illustrated in figure 3 the schematic diagram of electro heat mounting structure in the solar light-heat power-generation fused salt storage tank electric heating device that the embodiment of the present invention provides, Fig. 4 be the A-A of mounting structure in Fig. 3 of providing of the embodiment of the present invention to schematic cross-section, in solar light-heat power-generation fused salt storage tank electric heating device provided by the invention, electro heat mounting structure is:
First electric heating tube 13 is identical with the structure of the second electric heating tube 14, includes: sleeve pipe 3 and electrically heated rod 4.
The outer sleeve 3 directly contacted with fused salt, external diameter is 108mm or 133mm, and material is S316 (low-temperature molten salt storage tank) or S347 (salt storage tank); Internal electrical heating rod diameter is φ 57mm or φ 76mm, and heating power is 2kw/m or 4kw/m.Electrically heated rod 4 does not directly contact with fused salt, little by corrosive property, and fault rate reduces, and electrically heated rod material does not need the material adopting resistance to fused salt corrosion, and only needs to adopt common material.
Sleeve pipe 3 is parallel to storage tank bottom plate 1 and arranges, and one end is fixed on storage tank shell 5, is positioned at one end port closed of tank inside, is positioned at one end port openings of storage tank outside, and this opening is positioned at the heat-insulation layer 11 of storage tank.Often propping up the part of electrically heated rod 4 outside storage tank all has warm material to wrap up, and prevents heat in storage tank to scatter and disappear from this.
Electrically heated rod 4 inserts after in sleeve pipe 3 from storage tank shell 5 outside, and the opening port of one end and sleeve pipe 3 of being positioned at heat-insulation layer 11 is fixedly connected with.
A kind of solar light-heat power-generation fused salt storage tank electro heat mounting structure that the embodiment of the present invention provides, electrically heated rod is placed in sleeve pipe, sampling radiation type electric heater, sleeve pipe is closed in storage tank, electrically heated rod inserts in sleeve pipe from storage tank shell outside, replacing electrically heated rod that can be easy and convenient, and ensure that in storage tank, fused salt is not easy to reveal.
Further, the junction of sleeve pipe 3 and storage tank shell 5 forms weld seam 6 seal by welding.Ensure the leakproofness of storage tank, the fused salt of using in tank is not leaked to outside.
The opening port of sleeve pipe 3 is connected with the first flange 7, and one end that electrically heated rod 4 is positioned at heat-insulation layer 11 is connected with the second flange 9, first flange 7 and the second flange 9 is oppositely arranged, and axially all identical with the axial direction of electrically heated rod 4 with sleeve pipe 3.After the first flange 7 be oppositely arranged is fixedly connected with by bolt 8 with the second flange 9, the opening port of one end of electrically heated rod 4 and sleeve pipe 3 is fixed.Electrically heated rod 4 is connected with flange method in storage tank outside with sleeve pipe 3, is not only convenient for changing electrically heated rod, and can changes online.
As shown in Figure 4, in the embodiment of a kind of solar light-heat power-generation fused salt storage tank electro heat mounting structure provided by the invention, also comprise: angle steel 2 and pipe clamp 12.
Angle steel 2 is T-shaped, and vertical welding is on storage tank bottom plate 1, and sleeve pipe 3 is arranged on the horizontal shaft of angle steel 2, and pipe clamp 12 is arranged at the top of sleeve pipe 3, is fixed on by sleeve pipe 3 on the horizontal shaft of angle steel 2.The number of angle steel 2 can be at least two, and each angle steel 2 spaced set, the scope of the spacing of adjacent angle steel 2 is 0.8 ~ 1m.
Sleeve pipe 3 is by pipe clamp 12 at angle steel 2 upper limit, and when in storage tank during temperature of molten salt change, or during electric heater heating, sleeve pipe 3 all can free-extension in their length direction.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a solar light-heat power-generation fused salt storage tank electric heating device, is characterized in that, described structure comprises: the first electric heating tube (13) and the second electric heating tube (14);
Described first electric heating tube (13) and described second electric heating tube (14) are at least two respectively, the length of described first heating pipe (13) is less than the length of described second heating pipe (14), and described first electric heating tube (13) of at least two is all arranged in the same circular horizontal plane parallel with storage tank bottom plate (1) with described second electric heating tube (14);
The height of described circular horizontal plane is lower than the height of reserved fused salt (15), described first electric heating tube (13) and the second electric heating tube (14) are all fixed on storage tank shell (5) in one end, and the circular horizontal plane of tank inside replaces and spaced set.
2. structure as claimed in claim 1, it is characterized in that, described first electric heating tube (13) is connected with external power supply and control module by electrical control lines (10) with described second electric heating tube (14), and described control module controls described first electric heating tube (13) and described second electric heating tube (14) starts heating simultaneously or grouping starts heating;
For low-temperature molten salt storage tank, lower than starting described first electric heating tube (13) and described second electric heating tube (14) heating when 260 DEG C, when reaching 290 DEG C, stop heating;
For salt storage tank, lower than starting described first electric heating tube (13) and described second electric heating tube (14) heating when 370 DEG C, when reaching 370 DEG C, stop heating.
3. structure as claimed in claim 1, it is characterized in that, described first electric heating tube (13) is identical with the second electric heating tube (14) structure, comprising: sleeve pipe (3) and electrically heated rod (4);
Described sleeve pipe (3) is parallel to storage tank bottom plate (1) and arranges, one end is fixed on described storage tank shell (5), be positioned at one end port closed of described tank inside, be positioned at one end port openings of described storage tank outside, described opening is positioned at the heat-insulation layer (11) of described storage tank;
Described electrically heated rod (4) inserts after in described sleeve pipe (3) from described storage tank shell (5) outside, and the described opening port of one end and described sleeve pipe (3) of being positioned at described heat-insulation layer (11) is fixedly connected with.
4. structure as claimed in claim 1, is characterized in that, described sleeve pipe (3) and the junction of described storage tank shell (5) are passed through to weld and formed weld seam (6) and seal.
5. structure as claimed in claim 1, it is characterized in that, the described opening port of described sleeve pipe (3) is connected with the first flange (7), and one end that described electrically heated rod (4) is positioned at described heat-insulation layer (11) is connected with the second flange (9);
Described first flange (7) and described second flange (9) are oppositely arranged, axially all identical with the axial direction of described electrically heated rod (4) with described sleeve pipe (3);
After described described first flange (7) be oppositely arranged is fixedly connected with by bolt (8) with described second flange (9), the described opening port of one end of described electrically heated rod (4) and described sleeve pipe (3) is fixed.
6. structure as claimed in claim 5, is characterized in that, described sleeve pipe (3) is fixed with described storage tank bottom plate (1) by angle steel (2) and pipe clamp (12);
Described angle steel (2) is T-shaped, and vertical welding is on described storage tank bottom plate (1), and described sleeve pipe (3) is arranged on the horizontal shaft of described angle steel (2);
Described pipe clamp (12) is arranged at the top of described sleeve pipe (3), is fixed on by described sleeve pipe (3) on the described horizontal shaft of described angle steel (2).
7. structure as claimed in claim 6, it is characterized in that, the number of described angle steel (2) is at least two, angle steel described in each (2) spaced set, and the scope of the spacing of adjacent described angle steel (2) is 0.8 ~ 1m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510221217.XA CN104843369A (en) | 2015-04-30 | 2015-04-30 | Electrical heating structure of solar photo-thermal power generation molten salt storage tank |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510221217.XA CN104843369A (en) | 2015-04-30 | 2015-04-30 | Electrical heating structure of solar photo-thermal power generation molten salt storage tank |
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| CN104843369A true CN104843369A (en) | 2015-08-19 |
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| CN201510221217.XA Pending CN104843369A (en) | 2015-04-30 | 2015-04-30 | Electrical heating structure of solar photo-thermal power generation molten salt storage tank |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107555003A (en) * | 2017-05-10 | 2018-01-09 | 杭州锅炉集团股份有限公司 | A kind of salt storage tank preheating and heater |
| CN107889301A (en) * | 2017-12-15 | 2018-04-06 | 重庆方盛净化设备有限公司 | The vertical electric heating tube of double shielding pipe |
| CN107892103A (en) * | 2017-11-09 | 2018-04-10 | 中国成达工程有限公司 | The preheating device of large-scale storage tank bottom plate |
| CN110342786A (en) * | 2019-07-08 | 2019-10-18 | 东旭(锦州)精密光电科技有限公司 | Platinum channel |
| CN112298829A (en) * | 2020-11-16 | 2021-02-02 | 西安石油机械有限公司 | Sustainable heating heat preservation liquid sulphur tank container |
| CN114087204A (en) * | 2021-11-30 | 2022-02-25 | 北京工大环能科技有限公司 | Low-pressure anti-condensation self-lubricating molten salt pump |
| CN114132646A (en) * | 2021-12-27 | 2022-03-04 | 哈尔滨汽轮机厂辅机工程有限公司 | Storage tank for large-scale molten salt energy storage |
| WO2024187555A1 (en) * | 2023-03-13 | 2024-09-19 | 西安热工研究院有限公司 | Resistance-type molten salt heater capable of avoiding overtemperature risk, and use method therefor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244168A (en) * | 1997-01-21 | 2000-02-09 | 巴西石油公司 | Heating system for tanks for storing liquid products |
| CN2665645Y (en) * | 2003-12-12 | 2004-12-22 | 东方汽轮机厂 | Device for utilizing waste heat from exhaust of power station condenser |
| US20110042387A1 (en) * | 2009-08-18 | 2011-02-24 | Henry Sam W | Immersion heaters |
| CN203501494U (en) * | 2013-10-29 | 2014-03-26 | 哈尔滨汽轮机厂有限责任公司 | Groove type solar photo-thermal generating condensation-preventing device for salt storage tank |
| CN203572066U (en) * | 2013-08-30 | 2014-04-30 | 内蒙古电力勘测设计院 | Fused salt storage container with high availability |
| CN104266358A (en) * | 2014-09-24 | 2015-01-07 | 山东省汶上重力机械厂 | Fused salt energy storage heating heat-exchange system |
-
2015
- 2015-04-30 CN CN201510221217.XA patent/CN104843369A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244168A (en) * | 1997-01-21 | 2000-02-09 | 巴西石油公司 | Heating system for tanks for storing liquid products |
| CN2665645Y (en) * | 2003-12-12 | 2004-12-22 | 东方汽轮机厂 | Device for utilizing waste heat from exhaust of power station condenser |
| US20110042387A1 (en) * | 2009-08-18 | 2011-02-24 | Henry Sam W | Immersion heaters |
| CN203572066U (en) * | 2013-08-30 | 2014-04-30 | 内蒙古电力勘测设计院 | Fused salt storage container with high availability |
| CN203501494U (en) * | 2013-10-29 | 2014-03-26 | 哈尔滨汽轮机厂有限责任公司 | Groove type solar photo-thermal generating condensation-preventing device for salt storage tank |
| CN104266358A (en) * | 2014-09-24 | 2015-01-07 | 山东省汶上重力机械厂 | Fused salt energy storage heating heat-exchange system |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107555003A (en) * | 2017-05-10 | 2018-01-09 | 杭州锅炉集团股份有限公司 | A kind of salt storage tank preheating and heater |
| CN107555003B (en) * | 2017-05-10 | 2020-12-01 | 杭州锅炉集团股份有限公司 | Preheating and heating device for high-temperature molten salt storage tank |
| CN107892103A (en) * | 2017-11-09 | 2018-04-10 | 中国成达工程有限公司 | The preheating device of large-scale storage tank bottom plate |
| CN107889301A (en) * | 2017-12-15 | 2018-04-06 | 重庆方盛净化设备有限公司 | The vertical electric heating tube of double shielding pipe |
| CN110342786A (en) * | 2019-07-08 | 2019-10-18 | 东旭(锦州)精密光电科技有限公司 | Platinum channel |
| CN112298829A (en) * | 2020-11-16 | 2021-02-02 | 西安石油机械有限公司 | Sustainable heating heat preservation liquid sulphur tank container |
| CN114087204A (en) * | 2021-11-30 | 2022-02-25 | 北京工大环能科技有限公司 | Low-pressure anti-condensation self-lubricating molten salt pump |
| CN114087204B (en) * | 2021-11-30 | 2024-02-09 | 北京工大环能科技有限公司 | Low-pressure anti-condensation self-lubricating molten salt pump |
| CN114132646A (en) * | 2021-12-27 | 2022-03-04 | 哈尔滨汽轮机厂辅机工程有限公司 | Storage tank for large-scale molten salt energy storage |
| WO2024187555A1 (en) * | 2023-03-13 | 2024-09-19 | 西安热工研究院有限公司 | Resistance-type molten salt heater capable of avoiding overtemperature risk, and use method therefor |
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Application publication date: 20150819 |