CN203491367U - Protective structure for sodium-sulphur battery heating furnace - Google Patents

Protective structure for sodium-sulphur battery heating furnace Download PDF

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Publication number
CN203491367U
CN203491367U CN201320639485.XU CN201320639485U CN203491367U CN 203491367 U CN203491367 U CN 203491367U CN 201320639485 U CN201320639485 U CN 201320639485U CN 203491367 U CN203491367 U CN 203491367U
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CN
China
Prior art keywords
heating furnace
sodium
battery
sulphur battery
containment vessel
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Withdrawn - After Issue
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CN201320639485.XU
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Chinese (zh)
Inventor
龚明光
邹晓易
王泽永
吴晓芳
赵立华
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Shanghai Electric Sodium Sulfur Energy Storage Technology Co Ltd
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Shanghai Electric Sodium Sulfur Energy Storage Technology Co Ltd
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Priority to CN201320639485.XU priority Critical patent/CN203491367U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

The utility model discloses a protective structure for a sodium-sulphur battery heating furnace. The protective structure comprises a sodium-sulphur battery and a heating furnace with an open upper end, wherein the heating furnace is arranged in the inner cavity of an airtight protective cover box body; a ceramic protective shell with an open upper end is arranged in the inner cavity of the heating furnace, an inorganic filler is arranged between the outer wall of the ceramic protective shell and the inner wall of the heating furnace, and the upper end surface of the ceramic protective shell is level with the upper end surface of the heating furnace; a battery protective shell with an upper end is arranged in the inner cavity of the ceramic protective shell, and the upper end surface of the battery protective shell is lower than the upper end surface of the ceramic protective shell; the sodium-sulphur battery is arranged in the inner cavity of the battery protective shell; a spherical filler is filled in a space encircled by the upper end surface of the sodium-sulphur battery and the inner wall of the ceramic protective shell. The protective structure disclosed by the utility model is capable of avoiding damages to the heating furnace due to the breakage of the battery; meanwhile, the protective structure disclosed by the utility model has the advantages of being simple in structure, convenient and fast to install, and the like, and the test installation and detachment efficiency of the sodium-sulphur battery is improved.

Description

A kind of protection structure for sodium-sulphur battery heating furnace
Technical field
The utility model relates to a kind of protection structure for sodium-sulphur battery heating furnace.
Background technology
Sodium-sulphur battery is mainly comprised of solid ceramic pipe, metal and active material sulphur and sodium, and its working temperature 290-360 ℃ is different from other secondary cells, and sodium-sulphur battery at room temperature resistance is mega-ohms, cannot evaluate the performance of sodium-sulphur battery under normal temperature.
Thus, when test sodium-sulphur battery, need be placed in heating furnace, while being heated to working temperature, can test.
But existing heating furnace is without any safeguard measure, if when test, sodium-sulphur battery occurs damaged, and heating furnace also can be damaged, greatly increased testing cost.
Summary of the invention
The purpose of this utility model, provides a kind of simple in structure, exactly for the protection structure of sodium-sulphur battery heating furnace in order to address the above problem.
The purpose of this utility model is achieved in that
A kind of protection structure for sodium-sulphur battery heating furnace of the present utility model, comprising:
Inside establish the heating furnace of sodium-sulphur battery and upper end open;
It is characterized in that:
Described heating furnace is located in the inner chamber of airtight protective cover casing;
In the inner chamber of described heating furnace, be provided with the ceramic containment vessel of a upper end open, and between the bottom surface of the lower surface of described ceramic containment vessel and described heating furnace inner chamber and between the periphery wall of ceramic containment vessel and heating furnace inwall, be provided with inorganic filler, the upper surface of described ceramic containment vessel flushes with the upper surface of described heating furnace;
In the inner chamber of described ceramic containment vessel, be provided with the battery protection shell of a upper end open, and the upper surface of this battery protection shell is lower than the upper surface of described ceramic containment vessel;
In the inner chamber of described battery protection shell, be provided with described sodium-sulphur battery;
In the space that the inwall of described sodium-sulphur battery upper surface and described ceramic containment vessel surrounds, be filled with spherical filler.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, establishes the light-wall pipe of temperature test line in the upper, middle and lower portion of described battery protection shell outer wall is welded with respectively.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, described inorganic filler is yellow sand or quartz sand, the height of this inorganic filler is lower than described ceramic containment vessel upper surface 1-5cm.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, the gap between described battery protection shell periphery wall and the inwall of described ceramic containment vessel is 2-3mm.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, the gap between described sodium-sulphur battery periphery wall and the inwall of described battery protection shell is 1-5mm.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, described spherical filler is that diameter is the micropore ceramic ball of 2-6mm.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, described ceramic containment vessel is made by Zirconia reinforced alumina ceramic material.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, described battery protection shell is made by corrosion resistant austenitic stainless steel.
Above-mentioned a kind of protection structure for sodium-sulphur battery heating furnace, wherein, described battery protection shell is made by 316L or 304 austenitic stainless steels.
The utility model protection structure, can avoid damaging because battery breakage causes heating furnace, the utlity model has simultaneously simple in structure, the advantages such as convenient are installed, improved sodium-sulphur battery test installation and removal efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 1, the utility model is for the protection structure of sodium-sulphur battery heating furnace, in comprising, establish the heating furnace 2 of sodium-sulphur battery 7 and upper end open, heating furnace 2 is located in the inner chamber of airtight protective cover casing 1, in the inner chamber of heating furnace 2, be provided with the ceramic containment vessel 3 of a upper end open, and be provided with inorganic filler 5 between the bottom surface of the lower surface of this pottery containment vessel 3 and heating furnace 2 inner chambers and between the periphery wall of ceramic containment vessel 3 and heating furnace 2 inwalls, the upper surface of pottery containment vessel 3 flushes with the upper surface of heating furnace 2, the height of this inorganic filler 5 is lower than ceramic containment vessel 3 upper surface 1-5cm,
In the inner chamber of pottery containment vessel 3, be provided with the battery protection shell 4 of a upper end open, and the upper surface of this battery protection shell 4 is lower than the upper surface of ceramic containment vessel 3, gap between battery protection shell 4 periphery walls and the inwall of ceramic containment vessel 3 is 2-3mm, establishes the light-wall pipe 8 of temperature test line in the upper, middle and lower portion of battery protection shell 4 outer walls is welded with respectively;
In the inner chamber of battery protection shell 4, be provided with sodium-sulphur battery 7, the gap between sodium-sulphur battery 7 periphery walls and the inwall of battery protection shell 4 is 1-5mm, is filled with spherical filler 6 in the space that the inwall of sodium-sulphur battery 7 upper surfaces and ceramic containment vessel 3 surrounds.
Protective cover casing 1 adopts martensite steel, ferritic steel or austenitic steel to make, and its effect is mainly that while preventing that sodium-sulphur battery 7 is damaged, filler jumps out and causes life safety.
Heating furnace 2 mainly contains heat insulating refractory material and the heater strip that thermal conductivity is low and forms, and its effect is that sodium-sulphur battery 7 is heated to working temperature, and constant temperature is at this temperature.
Pottery containment vessel 3 is made by high temperature resistant inorganic materials such as Zirconia reinforced alumina ceramic materials, is characterized in fusing point high (>1600 ℃), non-combustible.
Battery protection shell 4 is made by corrosion resistant austenitic stainless steel, for example 316L or 304 austenitic stainless steels, and shell and bottom weld together, and object is that after sodium-sulphur battery 7 lost efficacy, the materials such as the sodium polysulfide leaking out, sulphur can not pollute heating furnace 2.
Inorganic filler 5 is yellow sand or quartz sand, and its effect is the active material that absorption leaks out, and avoids heating furnace short circuit, can avoid in addition sodium-sulphur battery 7 and the interior temperature of heating furnace 2 to raise suddenly.
Spherical filler 6 is that diameter is the micropore ceramic ball of 2-6mm, it is similar that it acts on inorganic filler 5, just filler shape is different, and spherical filler 6 is spherical, and the benefit of this shape is ease of assembly and dismounting sodium-sulphur battery 7, the airborne dust that this outer spherical filler 6 produces is less, reduction, on the impact of operating personnel's respiratory tract, during battery dismounting, only needs spherical filler 6 to remove, can take out sodium-sulphur battery 7, improve the efficiency of battery assembly and disassembly.
Temperature test line in light-wall pipe 8, temperature when its effect is 7 work of monitoring sodium-sulphur battery, top, middle part, the bottom temp of difference monitoring battery, electric heating amphitene is wrapped up by stainless steel sheath simultaneously, prevents from being subject to sulphur steam corrosion, thereby affects monitored results.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that not departing from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.

Claims (9)

1. for a protection structure for sodium-sulphur battery heating furnace, comprising:
Inside establish the heating furnace of sodium-sulphur battery and upper end open;
It is characterized in that:
Described heating furnace is located in the inner chamber of airtight protective cover casing;
In the inner chamber of described heating furnace, be provided with the ceramic containment vessel of a upper end open, and between the bottom surface of the lower surface of described ceramic containment vessel and described heating furnace inner chamber and between the periphery wall of ceramic containment vessel and heating furnace inwall, be provided with inorganic filler, the upper surface of described ceramic containment vessel flushes with the upper surface of described heating furnace;
In the inner chamber of described ceramic containment vessel, be provided with the battery protection shell of a upper end open, and the upper surface of this battery protection shell is lower than the upper surface of described ceramic containment vessel;
In the inner chamber of described battery protection shell, be provided with described sodium-sulphur battery;
In the space that the inwall of described sodium-sulphur battery upper surface and described ceramic containment vessel surrounds, be filled with spherical filler.
2. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, establishes the light-wall pipe of temperature test line in the upper, middle and lower portion of described battery protection shell outer wall is welded with respectively.
3. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, described inorganic filler is yellow sand or quartz sand, and the height of this inorganic filler is lower than described ceramic containment vessel upper surface 1-5cm.
4. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, the gap between described battery protection shell periphery wall and the inwall of described ceramic containment vessel is 2-3mm.
5. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, the gap between described sodium-sulphur battery periphery wall and the inwall of described battery protection shell is 1-5mm.
6. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, described spherical filler is that diameter is the micropore ceramic ball of 2-6mm.
7. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, described ceramic containment vessel is made by Zirconia reinforced alumina ceramic material.
8. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 1, is characterized in that, described battery protection shell is made by corrosion resistant austenitic stainless steel.
9. a kind of protection structure for sodium-sulphur battery heating furnace as claimed in claim 8, is characterized in that, described battery protection shell is made by 316L or 304 austenitic stainless steels.
CN201320639485.XU 2013-10-17 2013-10-17 Protective structure for sodium-sulphur battery heating furnace Withdrawn - After Issue CN203491367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320639485.XU CN203491367U (en) 2013-10-17 2013-10-17 Protective structure for sodium-sulphur battery heating furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320639485.XU CN203491367U (en) 2013-10-17 2013-10-17 Protective structure for sodium-sulphur battery heating furnace

Publications (1)

Publication Number Publication Date
CN203491367U true CN203491367U (en) 2014-03-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103500863A (en) * 2013-10-17 2014-01-08 上海电气钠硫储能技术有限公司 Protective structure for sodium-sulfur cell heating furnace

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103500863A (en) * 2013-10-17 2014-01-08 上海电气钠硫储能技术有限公司 Protective structure for sodium-sulfur cell heating furnace
CN103500863B (en) * 2013-10-17 2015-06-17 上海电气钠硫储能技术有限公司 Protective structure for sodium-sulfur cell heating furnace

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