CN111707118A - Energy storage method for chemical raw materials - Google Patents
Energy storage method for chemical raw materials Download PDFInfo
- Publication number
- CN111707118A CN111707118A CN202010444942.4A CN202010444942A CN111707118A CN 111707118 A CN111707118 A CN 111707118A CN 202010444942 A CN202010444942 A CN 202010444942A CN 111707118 A CN111707118 A CN 111707118A
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- China
- Prior art keywords
- heat
- heating
- raw material
- sodium chloride
- storage tank
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Classifications
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/06—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being molten; Use of molten metal, e.g. zinc, as heat transfer medium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to the technical field of biomass raw material energy storage, and discloses a chemical raw material energy storage method, which comprises a heating raw material, a heat storage tank and a heat storage system, wherein the heating raw material is coupled with a power generation system through the heat storage tank, and the specific method comprises the following steps: the method comprises the following steps: 100kg of iodine-free sodium chloride is selected as a stock solution raw material, 100 square meters are taken as an example and put into a box body for heating treatment, the sodium chloride absorbs the heat of a heating system after being heated, wherein the heating temperature is 900 ℃, and the heating time is 5 hours. The design can be used for obtaining corresponding heat after the sodium chloride is heated, meanwhile, the obtained heat can be stored for heating, the utilization rate of the heat is greatly improved, the loss of electric energy is reduced, the product of the sodium chloride after being heated does not contain any pollution component, the influence on the surrounding environment and the atmosphere is avoided, the sodium chloride is heated to a certain temperature (900 plus 1000 degrees) for heat preservation, the sodium chloride can be recycled after continuously releasing heat for 8-10 hours, the consumption is 0.01, more heat can be obtained, and the market popularization prospect is certain.
Description
Technical Field
The invention relates to the technical field of energy storage, in particular to a chemical raw material energy storage method.
Background
The energy storage technology is that point-of-use equipment converts electric energy into heat energy in the valley electricity price period and stores the heat energy, and the stored heat energy is released in the peak electricity consumption period and can supply heat to the indoor for 24 hours. Therefore, the electric heating system can not only cut peaks and fill valleys, but also fully utilize low-price off-peak electricity to achieve the purpose of economic operation, use electricity and electric power departments to benefit simultaneously, and completely make up for the defects of instant heating when being electrified, no heat when being powered off, long electrifying time, high operating cost and high peak electricity occupation of other electric heating modes.
But carry out the energy storage in-process through current biomass feedstock, can produce a large amount of pollutants in the combustion process on the one hand, influence the surrounding environment, on the other hand combustion efficiency is not high, is difficult to obtain more heat. Therefore, the technical personnel in the field provide a chemical raw material energy storage method to solve the problems in the background technology.
Disclosure of Invention
The invention aims to provide a chemical raw material energy storage method to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a industrial chemicals energy storage method, includes box, heat storage tank and heat-retaining system, the heating box passes through heat storage tank and power generation system coupling, and its concrete method is as follows: the method comprises the following steps: selecting 100kg of iodine-free sodium chloride as a stock solution raw material, putting the stock solution raw material into a heating box body for heating treatment, and absorbing a large amount of ambient heat after the sodium chloride is heated, wherein the heating temperature is 900 ℃, and the heating time is 5 hours; step two: spraying the high-temperature heat obtained by heating in the step one into a heat storage tank for heat preservation treatment, wherein the sealing performance of the pipeline connection part and the inlet and outlet is ensured in the heat preservation process; step three: and transferring the high-temperature heat from the step two to the tank body filled with cold water through a heat pipe, wherein two ends of the heat pipe penetrate through the tank body and the heat storage tank respectively.
As a still further scheme of the invention: in the first step, heating treatment is carried out in an electric heating mode, wherein the power of an electric heating pipe is 5 kw.
As a still further scheme of the invention: the heating box body in the first step is made of stainless steel materials with the height of 55cm, the length of 45cm and the width of 20 cm.
As a still further scheme of the invention: in the first step, after sodium chloride particles are heated for the first time to become lava, saturated steam is used for exchanging heat into the heat exchange water tank, 65-80 ℃ in the heat exchange water tank is extracted to supply ground heating or a radiator, the lava heat is changed into solid after extraction is completed, and the solid is converted into molten salt in an electric heating mode to store heat and supply secondary heating for recycling.
As a still further scheme of the invention: sealing rings are sleeved at the joints of the heat pipes and the tank body and the joints of the heat pipes and the heat storage tank in the third step, the number of the heat pipes is ten, the heat pipes are in one or more of cylindrical shape, sheet shape or cuboid shape, and the heat pipes are made of copper alloy.
As a still further scheme of the invention: and in the first step, water-cooled wall pipelines communicated with the heating box body are uniformly and fixedly connected to the periphery of the heating box body, and when the temperature value in the heating box body reaches 900 ℃, the water is heated into saturated steam.
As a still further scheme of the invention: and the heat storage tank in the step two is subjected to heat preservation treatment in a liner mode, and rock wool, polyurethane foam and expanded perlite are sequentially filled between the heat storage tank and the liner from outside to inside to increase the heat preservation effect of the heat storage tank.
Compared with the prior art, the invention has the beneficial effects that: can acquire corresponding heat after the sodium chloride heating through this design, can get up the heat storage who obtains simultaneously and heat the use, greatly improve thermal utilization ratio, reduce the loss of electric energy, the product of sodium chloride after the heating does not have any pollutant, can not lead to the fact the influence to surrounding environment and atmosphere in addition, and energy storage efficiency is high, can obtain more heat, has certain marketing prospect.
Detailed Description
In embodiment 1 of the present invention, a chemical raw material energy storage method includes a tank body, a heat storage tank, and a heat storage system, where the heating tank body is coupled with a power generation system through the heat storage tank, and the specific method includes:
the method comprises the following steps: selecting 100kg of iodine-free sodium chloride as a stock solution raw material, putting the stock solution raw material into a heating box body for heating treatment, and absorbing heat of a heating system by the sodium chloride after heating, wherein the heating temperature is 900 ℃, and the heating time is 5 hours;
step two: spraying the high-temperature heat obtained by heating in the step one into a heat storage tank for heat preservation treatment, wherein the sealing performance of the pipeline connection part and the inlet and outlet is ensured in the heat preservation process;
step three: and transferring the high-temperature heat from the step two to the tank body filled with cold water through a heat pipe, wherein two ends of the heat pipe penetrate through the tank body and the heat storage tank respectively.
Preferably: in the first step, heating treatment is carried out in an electric heating mode, wherein the power of an electric heating pipe is 5 kw.
Preferably: the heating box body in the first step is made of stainless steel materials with the height of 55cm, the length of 45cm and the width of 20 cm.
Preferably: in the first step, after sodium chloride particles are heated for the first time to become lava, heat is exchanged into the heat exchange water tank by using saturated steam, 65-80 ℃ in the heat exchange water tank is extracted to supply ground heating or a radiator, the lava heat is changed into solid after extraction is completed, the solid is converted into molten salt in an electric heating mode to store heat and supply secondary heating for recycling, and the molten salt can be used for replacing a new energy storage battery bus oil boiler for heating.
Preferably: sealing rings are sleeved between the heat pipes and the tank body and at the joints of the heat pipes and the heat storage tank, the number of the heat pipes is ten, the heat pipes are cylindrical, flaky or cuboid, and the heat pipes are made of copper alloy.
Preferably: in the first step, water-cooled wall pipelines communicated with the heating box body are uniformly and fixedly connected to the periphery of the heating box body, and when the temperature value in the heating box body reaches 900 ℃, the water is heated into saturated steam.
Preferably: and the heat storage tank in the step two is subjected to heat preservation treatment in a liner mode, and rock wool, polyurethane foam and expanded perlite are sequentially filled between the heat storage tank and the liner from outside to inside to increase the heat preservation effect of the heat storage tank.
In embodiment 2 of the present invention, a chemical raw material energy storage method includes a tank body, a heat storage tank, and a heat storage system, where the heating tank body is coupled with a power generation system through the heat storage tank, and the specific method includes: the method comprises the following steps: selecting 100kg of iodine-free sodium chloride as a stock solution raw material, putting the stock solution raw material into a heating box body for heating treatment, and absorbing a large amount of ambient heat after the sodium chloride is heated, wherein the heating temperature is 900 ℃, and the heating time is 5 hours; step two: spraying the high-temperature heat obtained by heating in the step one into a heat storage tank for heat preservation treatment, wherein the sealing performance of the pipeline connection part and the inlet and outlet is ensured in the heat preservation process; step three: and transferring the high-temperature heat from the step two to the tank body filled with cold water through a heat pipe, wherein two ends of the heat pipe penetrate through the tank body and the heat storage tank respectively.
Preferably: in the first step, heating treatment is carried out in an electric heating mode, wherein the power of an electric heating pipe is 5 kw.
Preferably: the heating box body in the first step is made of stainless steel materials with the height of 55cm, the length of 45cm and the width of 20 cm.
Preferably: in the first step, after sodium chloride particles are heated for the first time to become lava, heat is exchanged into the heat exchange water tank by using saturated steam, 65-80 ℃ in the heat exchange water tank is extracted to supply ground heating or a radiator, the lava heat is changed into solid after extraction is completed, the solid is converted into molten salt in an electric heating mode to store heat and supply secondary heating for recycling, and the molten salt can be used for replacing a new energy storage battery bus oil boiler for heating.
Preferably: sealing rings are sleeved between the heat pipes and the tank body and at the joints of the heat pipes and the heat storage tank, the number of the heat pipes is ten, the heat pipes are cylindrical, flaky or cuboid, and the heat pipes are made of copper alloy.
Preferably: in the first step, water-cooled wall pipelines communicated with the heating box body are uniformly and fixedly connected to the periphery of the heating box body, and when the temperature value in the heating box body reaches 900 ℃, the water is heated into saturated steam.
Preferably: and the heat storage tank in the step two is subjected to heat preservation treatment in a liner mode, and rock wool, polyurethane foam and expanded perlite are sequentially filled between the heat storage tank and the liner from outside to inside to increase the heat preservation effect of the heat storage tank.
The following conclusions can be drawn from the above examples 1 and 2: sodium chloride absorbs 0.837 kilojoules x 100 kilograms per kilogram and equals 83700 kilojoules, as can be seen from general knowledge: 4.186 KJ is equal to one big card, so 83700 KJ is equal to 19995 Kcal, 19995 Kcal is used to supply 100 square meters of house room temperature and can continuously supply for 8 hours between 20 and 26 ℃, the design can obtain corresponding heat after heating the sodium chloride, and simultaneously the obtained heat can be stored for heating, thereby greatly improving the utilization rate of the heat, reducing the loss of electric energy, and the product of the sodium chloride after heating has no any pollution component and can not affect the surrounding environment and the atmosphere, the invention uses the chemical raw material sodium chloride as the heat storage raw material to heat and store the energy by using the national low-valley electricity price to release the heat or release the energy by other forms, selects 100kg iodine-free sodium chloride to be put into a box body for heating treatment, and uses the five kilowatts of electricity to dissolve the sodium chloride for five hours to 900 to 1000 ℃, the heat preservation is stored and is continuously released for eight to ten hours, the sodium chloride can be recycled, one hundred kilograms is volatilized every time the sodium chloride is heated, the sodium chloride is heated by 0.01 kilogram and is heated by a few square meters, and the sodium chloride can be used as a heat source, heat supply for hot trousers, collective heating, mobile power supply, high-pressure steam supply and the like to have certain future heating market development scenes.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (7)
1. The chemical raw material energy storage method is characterized by comprising a box body, a heat storage tank and a heat storage system, wherein the heating box body is coupled with a power generation system through the heat storage tank, and the specific method comprises the following steps: the method comprises the following steps: selecting 100kg of iodine-free sodium chloride as a stock solution raw material, putting the stock solution raw material into a heating box body for heating treatment, and absorbing heat of a heating system by the sodium chloride after heating, wherein the heating temperature is 900 ℃, and the heating time is 5 hours; step two: high-temperature heat obtained by heating in the step one enters a heat storage tank for heat preservation treatment, and the sealing performance of a pipeline joint and the sealing performance of an inlet and an outlet are ensured in the heat preservation process; step three: and transferring the high-temperature heat from the step two to the tank body filled with cold water through a heat pipe, wherein two ends of the heat pipe penetrate through the tank body and the heat storage tank respectively.
2. The chemical raw material energy storage method according to claim 1, wherein the heating treatment is performed by electric heating in the first step, wherein the power of the electric heating pipe is 5 kw.
3. The chemical raw material energy storage method according to claim 1, wherein the heating box in the first step is made of a stainless steel material with the height of 55cm, the length of 45cm and the width of 20 cm.
4. The chemical raw material energy storage method according to claim 1, wherein in the first step, after sodium chloride particles are heated for the first time to become lava, saturated steam is used for transferring heat into the heat exchange water tank, 65-80 ℃ in the heat exchange water tank is extracted to supply to a floor heater or a radiator, the lava heat is changed into solid after extraction is completed, and the solid is converted into molten salt in an electric heating mode to store heat and supply to a second heating device for recycling.
5. The chemical raw material energy storage method according to claim 1, wherein sealing rings are sleeved at the joints between the heat pipes and the tank body and between the heat pipes and the heat storage tank in the third step, the number of the heat pipes is ten, the heat pipes are one or more of cylindrical, sheet or rectangular, and the material of the heat pipes is Harci alloy.
6. The chemical raw material energy storage method according to claim 1, wherein water-cooled wall pipelines communicated with the heating box body are uniformly and fixedly connected to the periphery of the heating box body in the first step, and when the temperature value in the heating box body reaches 900 ℃, the water is heated into saturated steam.
7. The chemical raw material energy storage method according to claim 1, wherein the heat storage tank in the second step is subjected to heat preservation treatment in a liner manner, and rock wool, polyurethane foam and expanded perlite are sequentially filled between the heat storage tank and the liner from outside to inside to increase the heat preservation effect of the heat storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444942.4A CN111707118A (en) | 2020-05-23 | 2020-05-23 | Energy storage method for chemical raw materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444942.4A CN111707118A (en) | 2020-05-23 | 2020-05-23 | Energy storage method for chemical raw materials |
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| CN111707118A true CN111707118A (en) | 2020-09-25 |
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| CN202010444942.4A Pending CN111707118A (en) | 2020-05-23 | 2020-05-23 | Energy storage method for chemical raw materials |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456528A (en) * | 2014-11-05 | 2015-03-25 | 江苏太阳宝新能源有限公司 | Method and system for comprehensively utilizing stored energy and smart power grid |
| CN105423795A (en) * | 2015-12-28 | 2016-03-23 | 江苏巨鼎新能源科技有限公司 | Molten salt heat storage device |
| WO2016199454A1 (en) * | 2015-06-10 | 2016-12-15 | 綜研テクニックス株式会社 | Molten-salt type heat medium, method for using molten-salt type heat medium, and solar heat utilization system |
| CN107289664A (en) * | 2017-05-27 | 2017-10-24 | 烟台众创核电研发中心 | It is a kind of that molten salt energy-storage is subjected to the devices and methods therefor that distributed energy is utilized |
| CN108286700A (en) * | 2018-03-22 | 2018-07-17 | 大连市锅炉压力容器检验研究院 | New heat pipe steam boiler |
| CN110440467A (en) * | 2019-07-31 | 2019-11-12 | 浙江中控太阳能技术有限公司 | A kind of electric heating, heat exchange, heat accumulation integral structure fused salt storage tank |
-
2020
- 2020-05-23 CN CN202010444942.4A patent/CN111707118A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456528A (en) * | 2014-11-05 | 2015-03-25 | 江苏太阳宝新能源有限公司 | Method and system for comprehensively utilizing stored energy and smart power grid |
| WO2016199454A1 (en) * | 2015-06-10 | 2016-12-15 | 綜研テクニックス株式会社 | Molten-salt type heat medium, method for using molten-salt type heat medium, and solar heat utilization system |
| CN105423795A (en) * | 2015-12-28 | 2016-03-23 | 江苏巨鼎新能源科技有限公司 | Molten salt heat storage device |
| CN107289664A (en) * | 2017-05-27 | 2017-10-24 | 烟台众创核电研发中心 | It is a kind of that molten salt energy-storage is subjected to the devices and methods therefor that distributed energy is utilized |
| CN108286700A (en) * | 2018-03-22 | 2018-07-17 | 大连市锅炉压力容器检验研究院 | New heat pipe steam boiler |
| CN110440467A (en) * | 2019-07-31 | 2019-11-12 | 浙江中控太阳能技术有限公司 | A kind of electric heating, heat exchange, heat accumulation integral structure fused salt storage tank |
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Application publication date: 20200925 |