CN105423795A - Molten salt heat storage device - Google Patents
Molten salt heat storage device Download PDFInfo
- Publication number
- CN105423795A CN105423795A CN201510997734.6A CN201510997734A CN105423795A CN 105423795 A CN105423795 A CN 105423795A CN 201510997734 A CN201510997734 A CN 201510997734A CN 105423795 A CN105423795 A CN 105423795A
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- CN
- China
- Prior art keywords
- fused salt
- molten salt
- furnace
- salt regenerative
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
- F28D2020/0047—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material using molten salts or liquid metals
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses a molten salt heat storage device. The molten salt heat storage device comprises a molten salt heat storage furnace, an oil storage tank, a plate heat exchanger and a heat-insulation water storage tank. The molten salt heat storage furnace comprises a furnace body and vertical pipes which are evenly arranged in the furnace body in a regular triangle or regular hexagon mode and used for packaging molten salt. Electric heating belts are wound on the outer walls of the vertical pipes. The furnace body is filled with conduction oil serving as heat exchange fluid. The oil storage tank is communicated with the molten salt heat storage furnace and used for storing the conduction oil. The molten salt heat storage furnace is communicated with the plate heat exchanger, and the plate heat exchanger is communicated with the heat-insulation water storage tank. According to the molten salt heat storage device, the molten salt is used as heat storage media, flowing is not needed, a molten salt pump is omitted, the structure is simple, and corrosion is smaller; the traditional high-temperature conduction oil is used for heat exchange; the cost is lower, and operation is easier; the vertical pipes used for packaging the molten salt are arranged in a special mode, so that heating is uniform, the efficiency is higher, the structure is reasonable, the efficiency is high, energy is saved, environmental friendliness and stability are achieved, and safety and reliability are achieved.
Description
Technical field
The present invention relates to a kind of fused salt regenerative apparatus, belong to hold over system technical field.
Background technology
At present, in existing fused salt regenerative apparatus, fused salt participates in flowing and circulation, easily condenses, and blocking fused salt pipeline, also need in addition to configure assisted heating device, with the mobility making fused salt keep certain, cost is higher, operates more complicated.
Summary of the invention
Object: in order to overcome the deficiencies in the prior art, the invention provides a kind of fused salt regenerative apparatus.
Technical scheme: for solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of fused salt regenerative apparatus, it is characterized in that: comprise fused salt regenerative furnace, oil storage tank, plate type heat exchanger, heat preservation storage water tank, described fused salt regenerative furnace comprises body of heater and is arranged on the vertical tube of furnace interior by the uniform encapsulation fused salt of mode of equilateral triangle or regular hexagon arrangement, is tied with heat tape outside vertical tube tube wall; The conduction oil as heat exchanging fluid is filled with in body of heater; Described oil storage tank is connected with fused salt regenerative furnace, for storing conduction oil; Fused salt regenerative furnace is connected with plate type heat exchanger, and plate type heat exchanger is connected with heat preservation storage water tank.
Described fused salt regenerative apparatus, is characterized in that: described fused salt regenerative furnace body of heater offers multiple thermocouple sheath hole, and thermocouple sheath arranges thermocouple sheath in hole, for measuring the temperature of differing heights place conduction oil in stove.
Preferably, described fused salt regenerative apparatus, is characterized in that: be packaged with NaNO in described vertical tube
3fused salt.
Preferably, described fused salt regenerative apparatus, is characterized in that: described vertical tube is silicon carbide ceramic or alumina ceramic tube.
Described fused salt regenerative apparatus, is characterized in that: also comprise oil storage pump, and described oil storage tank is connected with fused salt regenerative furnace by oil storage pump.
Described fused salt regenerative apparatus, is characterized in that: also comprise Heat-transfer Oil Pump, and described fused salt regenerative furnace and plate type heat exchanger are by Heat-transfer Oil Pump communication loop.
Described fused salt regenerative apparatus, is characterized in that: also comprise water pump, described heat preservation storage water tank is connected with plate type heat exchanger by water pump.
Beneficial effect: fused salt regenerative apparatus provided by the invention, adopt fused salt as heat-storage medium, do not need flowing, do not have pump for liquid salts, structure is simple, and corrosivity is less; Heat exchange is by traditional high temperature heat conductive oil; Cost is lower, simpler operation; The vertical tube of encapsulation fused salt adopts special arrangement mode, and make to be heated evenly, efficiency is higher, and rational in infrastructure, energy-efficient, environmental protection is stable, safe and reliable, not only easily operates, regenerator temperature is high, heat exchanging process is steady.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is that in fused salt regenerative furnace, schematic diagram arranged by vertical tube;
In figure: fused salt regenerative furnace 1, oil storage tank 2, plate type heat exchanger 3, heat preservation storage water tank 4, oil storage pump 5, Heat-transfer Oil Pump 6, water pump 7, thermocouple sheath hole 8, body of heater 10, vertical tube 11.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further described.
As shown in Figure 1, a kind of fused salt regenerative apparatus, comprises fused salt regenerative furnace 1, oil storage tank 2, plate type heat exchanger 3, heat preservation storage water tank 4;
As shown in Figure 2, described fused salt regenerative furnace 1 comprises body of heater 10 and is arranged on the vertical tube 11 of furnace interior by the uniform encapsulation fused salt of the mode of equilateral triangle or regular hexagon arrangement, is tied with heat tape outside vertical tube tube wall; The conduction oil as heat exchanging fluid is filled with in body of heater; Described oil storage tank 2 is connected with fused salt regenerative furnace 1 by oil storage pump 5, for storing conduction oil; Fused salt regenerative furnace 1 is connected by Heat-transfer Oil Pump 6 with plate type heat exchanger 3, and plate type heat exchanger 3 is connected with heat preservation storage water tank 4 by water pump 7.All in all, fused salt regenerative furnace not only served as the role of a heat exchanger as accumulation of heat main body.Consider the problem of conduction oil expanded by heating, need install an oil storage tank additional, to hold the conduction oil of expanded by heating, wherein the height of expansion tube setting is very crucial, and this depends on height that in regenerative furnace, conduction oil fills and the volume that conduction oil expands.In addition, for convenience of the temperature measuring differing heights place conduction oil in fused salt regenerative furnace, body of heater should hold 3 thermocouple sheath holes in advance successfully.
Described fused salt regenerative furnace body of heater upper, middle and lower offers multiple thermocouple sheath hole 8 respectively, and thermocouple sheath arranges thermocouple sheath in hole, for measuring the temperature of differing heights place conduction oil in stove.
Preferably, NaNO is packaged with in described vertical tube
3fused salt.Described vertical tube is silicon carbide ceramic or alumina ceramic tube.Thermocouple sheath also can be installed in vertical tube upper, middle and lower three positions.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a fused salt regenerative apparatus, it is characterized in that: comprise fused salt regenerative furnace, oil storage tank, plate type heat exchanger, heat preservation storage water tank, described fused salt regenerative furnace comprises body of heater and is arranged on the vertical tube of furnace interior by the uniform encapsulation fused salt of mode of equilateral triangle or regular hexagon arrangement, is tied with heat tape outside vertical tube tube wall; The conduction oil as heat exchanging fluid is filled with in body of heater; Described oil storage tank is connected with fused salt regenerative furnace, for storing conduction oil; Fused salt regenerative furnace is connected with plate type heat exchanger, and plate type heat exchanger is connected with heat preservation storage water tank.
2. fused salt regenerative apparatus according to claim 1, is characterized in that: described fused salt regenerative furnace body of heater offers multiple thermocouple sheath hole, and thermocouple sheath arranges thermocouple sheath in hole, for measuring the temperature of differing heights place conduction oil in stove.
3. fused salt regenerative apparatus according to claim 1, is characterized in that: be packaged with NaNO in described vertical tube
3fused salt.
4. fused salt regenerative apparatus according to claim 1, is characterized in that: described vertical tube is silicon carbide ceramic or alumina ceramic tube.
5. fused salt regenerative apparatus according to claim 1, it is characterized in that: also comprise oil storage pump, described oil storage tank is connected with fused salt regenerative furnace by oil storage pump.
6. fused salt regenerative apparatus according to claim 1, is characterized in that: also comprise Heat-transfer Oil Pump, and described fused salt regenerative furnace and plate type heat exchanger are by Heat-transfer Oil Pump communication loop.
7. the fused salt regenerative apparatus according to any one of claim 1 to 6, is characterized in that: also comprise water pump, described heat preservation storage water tank is connected with plate type heat exchanger by water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510997734.6A CN105423795A (en) | 2015-12-28 | 2015-12-28 | Molten salt heat storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510997734.6A CN105423795A (en) | 2015-12-28 | 2015-12-28 | Molten salt heat storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105423795A true CN105423795A (en) | 2016-03-23 |
Family
ID=55502180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510997734.6A Pending CN105423795A (en) | 2015-12-28 | 2015-12-28 | Molten salt heat storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105423795A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107413304A (en) * | 2017-04-22 | 2017-12-01 | 杨松 | One kind absorption special fused salt paster of VOCs solid waste accumulation of heat fluidizing combustion furnaces |
| CN109990633A (en) * | 2019-05-06 | 2019-07-09 | 山东大学 | A kind of multitubular bundles hold over system of adjustment pulsation heat exchange amount |
| CN110375372A (en) * | 2019-06-20 | 2019-10-25 | 西安交通大学 | A kind of low ebb electric-heating heat-conductive oil and fused salt heat accumulating type hot wind feed system |
| CN110388682A (en) * | 2019-06-20 | 2019-10-29 | 西安交通大学 | A kind of low ebb electric-heating heat-conductive oil and the common storage heating system of fused salt |
| CN110388680A (en) * | 2019-06-20 | 2019-10-29 | 西安交通大学 | A kind of conduction oil and fused salt capsule composite heat storage heating system and its method |
| CN110388677A (en) * | 2019-06-20 | 2019-10-29 | 西安交通大学 | A kind of low ebb electric-heating heat-conductive oil and the common storage heating system and method for fused salt |
| CN111707118A (en) * | 2020-05-23 | 2020-09-25 | 高丰林 | Energy storage method for chemical raw materials |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4071079A (en) * | 1974-07-31 | 1978-01-31 | Sadao Shimoda | Heat-storage unit and system |
| US4088183A (en) * | 1977-03-30 | 1978-05-09 | Agency Of Industrial Science & Technology | Thermal energy storage tank |
| CN103411459A (en) * | 2013-05-31 | 2013-11-27 | 安徽国电能源设备工程有限公司 | Multi-energy high-temperature heat-storage energy-saving device |
| CN205279826U (en) * | 2015-12-28 | 2016-06-01 | 江苏巨鼎新能源科技有限公司 | Fused salt heat accumulation device |
-
2015
- 2015-12-28 CN CN201510997734.6A patent/CN105423795A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4071079A (en) * | 1974-07-31 | 1978-01-31 | Sadao Shimoda | Heat-storage unit and system |
| US4088183A (en) * | 1977-03-30 | 1978-05-09 | Agency Of Industrial Science & Technology | Thermal energy storage tank |
| CN103411459A (en) * | 2013-05-31 | 2013-11-27 | 安徽国电能源设备工程有限公司 | Multi-energy high-temperature heat-storage energy-saving device |
| CN205279826U (en) * | 2015-12-28 | 2016-06-01 | 江苏巨鼎新能源科技有限公司 | Fused salt heat accumulation device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107413304A (en) * | 2017-04-22 | 2017-12-01 | 杨松 | One kind absorption special fused salt paster of VOCs solid waste accumulation of heat fluidizing combustion furnaces |
| CN109990633A (en) * | 2019-05-06 | 2019-07-09 | 山东大学 | A kind of multitubular bundles hold over system of adjustment pulsation heat exchange amount |
| CN110375372A (en) * | 2019-06-20 | 2019-10-25 | 西安交通大学 | A kind of low ebb electric-heating heat-conductive oil and fused salt heat accumulating type hot wind feed system |
| CN110388682A (en) * | 2019-06-20 | 2019-10-29 | 西安交通大学 | A kind of low ebb electric-heating heat-conductive oil and the common storage heating system of fused salt |
| CN110388680A (en) * | 2019-06-20 | 2019-10-29 | 西安交通大学 | A kind of conduction oil and fused salt capsule composite heat storage heating system and its method |
| CN110388677A (en) * | 2019-06-20 | 2019-10-29 | 西安交通大学 | A kind of low ebb electric-heating heat-conductive oil and the common storage heating system and method for fused salt |
| CN111707118A (en) * | 2020-05-23 | 2020-09-25 | 高丰林 | Energy storage method for chemical raw materials |
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Application publication date: 20160323 |
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