CN113446889A - Electromagnetic regenerative furnace - Google Patents
Electromagnetic regenerative furnace Download PDFInfo
- Publication number
- CN113446889A CN113446889A CN202110544069.0A CN202110544069A CN113446889A CN 113446889 A CN113446889 A CN 113446889A CN 202110544069 A CN202110544069 A CN 202110544069A CN 113446889 A CN113446889 A CN 113446889A
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- Prior art keywords
- heat storage
- heat
- electromagnetic
- furnace
- regenerative furnace
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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
- F28D20/0056—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid 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
- F22B1/028—Steam generation using heat accumulators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/002—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release using electrical energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H2250/00—Electrical heat generating means
- F24H2250/08—Induction
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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
- F28D2020/0065—Details, e.g. particular heat storage tanks, auxiliary members within tanks
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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
- F28D2020/0065—Details, e.g. particular heat storage tanks, auxiliary members within tanks
- F28D2020/0078—Heat exchanger arrangements
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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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses an electromagnetic heat storage furnace, which comprises a heat storage furnace, wherein a ring-shaped heat storage body is arranged in the heat storage furnace, a heating body is arranged outside the heat storage furnace, an air inlet and an air outlet are respectively arranged at the upper part of the heat storage furnace, the air outlet and the ring-shaped heat storage body are coaxially arranged, an extension pipe which extends downwards is also arranged at the air outlet, the extension pipe extends to the upper side inside the ring-shaped heat storage body, the heating body is arranged at the outer side of the heat storage furnace, the ring-shaped heat storage body is arranged in the heat storage furnace, the purpose can be realized by heating the heating body to a guide time or a guide temperature, the ring-shaped heat storage body can absorb and store heat, then the heat is communicated with the air inlet through a fan, the air outlet is communicated with a steam generator, air can be drawn into the heat storage furnace through the start of the fan, and air is heated and then conveyed into the steam generator through the air outlet, the invention can effectively reduce the floor area of equipment, reduce the heat consumption and meet the production requirement.
Description
Technical Field
The invention relates to an electromagnetic regenerative furnace.
Background
The electromagnetic heat storage furnace is a device for generating heat and storing the heat, and is generally used in a steam generator system, and the heat is conveyed to a steam generator through a heat storage furnace, the existing heat storage furnace is divided into two parts, one part is a heating device, for example, the Chinese utility model discloses a patent, a high-voltage electricity heat storage device for a heat storage boiler with the publication number of CN 209197158U, and the other part is a heat storage device, the heat storage device is installed between the heating device and the steam generator, the heat storage device can keep unnecessary heat so as to be recycled on the way of conveying the heat to the steam generator by the heating device, the working time of the heating device can be effectively reduced, and the machine can be stopped only by reaching the specified temperature at the heat storage device.
Disclosure of Invention
The invention aims to provide an electromagnetic regenerative furnace integrating heat storage and heat generation.
The electromagnetic heat storage furnace comprises a heat storage furnace body, a ring-shaped heat storage body is arranged in the heat storage furnace body, a heating body is arranged outside the heat storage furnace body, an air inlet and an air outlet are formed in the upper portion of the heat storage furnace body respectively, the air outlet and the ring-shaped heat storage body are arranged coaxially, an extension pipe extending downwards is further arranged at the position of the air outlet, and the extension pipe extends to the upper side inside the ring-shaped heat storage body.
Preferably, the annular heat accumulator at least comprises one heat accumulation ring, a high-temperature-resistant cement plate is arranged above the heat accumulation ring, the heat accumulation ring is formed by stacking a plurality of heat accumulation brick bodies, and a longitudinally penetrating gap is formed between every two adjacent heat accumulation brick bodies.
Preferably, the heat storage brick body is in a trapezoid shape, the upper end surface and the lower end surface of the heat storage brick body are arc surfaces, a protruding part is arranged on any one of the upper end surface and the lower end surface of the heat storage brick body, and ventilation grooves are respectively arranged on the left end surface and the right end surface of the heat storage brick body.
Preferably, the annular heat accumulator at least comprises two heat accumulation rings, and a ventilation gap penetrating longitudinally is arranged between the two heat accumulation rings.
Preferably, the heating body is a spiral electromagnetic coil wound on an outer wall of the regenerator.
Preferably, the regenerative furnace comprises a base and an upper shell, the lower end of the upper shell is provided with an opening, the air inlet and the air outlet are arranged on the upper end surface of the upper shell, and the upper shell is detachably mounted on the base.
Preferably, the outer wall of the regenerative furnace is coated with a high-temperature-resistant heat insulation coating.
Preferably, the outer wall of the annular heat accumulator is coated with a heat-absorbing coating.
Preferably, the regenerative furnace is made of high-temperature resistant stainless steel.
Preferably, the regenerative furnace is made of iron-chromium-aluminum alloy.
The invention has the advantages of simple and reasonable structure, reduced equipment floor area and reduced heat consumption, compared with the prior art, the invention can be realized by arranging the heating element outside the heat storage furnace and arranging the annular heat storage body in the heat storage furnace, the annular heat storage body can absorb and store heat when the heating element is heated to guide time or guide temperature, then the annular heat storage body is communicated with the air inlet through the fan, the air outlet is communicated with the steam generator, the fan is started, air can be drawn into the heat storage furnace, air is heated and then is conveyed into the steam generator from the air outlet.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic sectional view of the annular heat accumulator according to the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3 according to the present invention;
fig. 5 is a schematic perspective view of the heat storage brick of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 to 5, an electromagnetic heat storage furnace includes a heat storage furnace 3, a ring-shaped heat storage body 2 is arranged in the heat storage furnace 3, a heating element 4 is arranged outside the heat storage furnace 3, an air inlet 34 and an air outlet 33 are respectively arranged at the upper part of the heat storage furnace 3, the air outlet 33 and the ring-shaped heat storage body 2 are coaxially arranged, an extension pipe 35 extending downwards is further arranged at the air outlet 33, the extension pipe 35 extends to the upper side inside the ring-shaped heat storage body 2, compared with the prior art, the heating element is arranged outside the heat storage furnace, the ring-shaped heat storage body is arranged in the heat storage furnace, the ring-shaped heat storage body can absorb and store heat when the heating element is heated to a guiding time or a guiding temperature, then the air inlet is communicated through a fan, the air outlet is communicated with a steam generator, and air can be drawn into the heat storage furnace through the fan, the invention can effectively reduce the floor area of the equipment, reduce the heat consumption and meet the production requirement.
Referring to fig. 1-5, the annular heat storage body 2 is composed of at least one heat storage ring 21, a high temperature resistant cement plate 5 is arranged above the heat storage ring 21, the heat storage ring 21 is formed by stacking a plurality of heat storage brick bodies 1, and a longitudinally penetrating gap 10 is formed between two adjacent heat storage brick bodies 1.
Referring to fig. 1 to 5, the annular heat accumulator 2 at least includes two heat accumulation rings 21, and a ventilation gap 20 longitudinally penetrating between the two heat accumulation rings 21, when there are two heat accumulation rings 21, the two heat accumulation rings are coaxially disposed and have different diameters, and the outer wall of the smaller one of the two heat accumulation rings is attached to the inner wall of the other one of the two heat accumulation rings.
Referring to fig. 1-5, the heat storage brick body 1 is in a trapezoid shape, the upper end surface and the lower end surface of the heat storage brick body 1 are both arc surfaces 11, a protruding part 13 is arranged on any one of the upper end surface and the lower end surface of the heat storage brick body 1, and ventilation grooves 12 are respectively arranged on the left end surface and the right end surface of the heat storage brick body 1.
The air of the annular heat accumulator flows through the first air channel, and the air can pass through the annular heat accumulator from the side through the grooves;
the air of the annular heat accumulator circulates II, and the air can circulate longitudinally through the ventilation gap 20 or the gap 10.
The heating body 4 is a spiral electromagnetic coil, the spiral electromagnetic coil is wound on the outer wall of the regenerative furnace 3, the spiral electromagnetic coil is hollow inside, openings are formed in two ends of the spiral electromagnetic coil, water can be introduced into the electromagnetic coil, and surplus heat is taken away through the water to be utilized.
The regenerative furnace 3 comprises a base 31 and an upper shell 32, the lower end of the upper shell 32 is provided with an opening, an air inlet 34 and an air outlet 33 are arranged on the upper end surface of the upper shell 32, the upper shell 32 is detachably mounted on the base 31, the mounting mode can adopt the existing bolt and nut fixed mounting, the structure is simple, and the use requirement is met.
The outer wall of the regenerative furnace 3 is coated with a high-temperature-resistant heat-insulating coating, so that the high-temperature resistance of the regenerative furnace can be ensured, the service life of the regenerative furnace is ensured, and the regenerative furnace is not easy to damage.
The outer wall of the annular heat accumulator 2 is coated with the heat-absorbing coating, so that the heat-absorbing performance of the annular heat accumulator can be better improved, and heat can be better absorbed into the annular heat accumulator.
The regenerative furnace 3 is made of high-temperature-resistant stainless steel materials, so that the high-temperature resistance of the regenerative furnace can be ensured, the service life of the regenerative furnace is ensured, and the regenerative furnace is not easy to damage.
The regenerative furnace 3 is made of iron-chromium-aluminum alloy.
The power supply equipment adopted by the electromagnetic coil is commercially available intermediate frequency heating equipment.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An electromagnetic regenerative furnace, characterized in that: including regenerator (3), be equipped with loop type heat accumulator (2) in regenerator (3), regenerator (3) outside is equipped with heat-generating body (4), regenerator (3) upper portion is equipped with air intake (34) and air outlet (33) respectively, air outlet (33) with loop type heat accumulator (2) each other are coaxial setting, air outlet (33) department still is equipped with downwardly extending's extension pipe (35), extension pipe (35) extend to the inside upside of loop type heat accumulator (2).
2. An electromagnetic regenerative furnace as defined in claim 1 wherein: the annular heat accumulator (2) is at least composed of one heat accumulation ring (21), a high-temperature-resistant cement plate (5) is arranged above the heat accumulation ring (21), the heat accumulation ring (21) is formed by stacking a plurality of heat accumulation brick bodies (1), and a gap (10) which is longitudinally penetrated is formed between every two adjacent heat accumulation brick bodies (1).
3. An electromagnetic regenerative furnace as defined in claim 2 wherein: the heat storage brick body (1) is in a trapezoid shape, the upper end face and the lower end face of the heat storage brick body (1) are arc-shaped faces (11), protruding parts (13) are arranged on the upper end face and the lower end face of any side of the heat storage brick body (1), and ventilation grooves (12) are formed in the end faces of the left side and the right side of the heat storage brick body (1) respectively.
4. An electromagnetic regenerative furnace as defined in claim 3 wherein: the annular heat accumulator (2) at least comprises two heat accumulation rings (21), and a ventilation gap (20) which penetrates through the two heat accumulation rings (21) in the longitudinal direction is formed between the two heat accumulation rings (21).
5. An electromagnetic regenerative furnace as defined in claim 1 wherein: the heating body (4) adopts a spiral electromagnetic coil, and the spiral electromagnetic coil is wound on the outer wall of the heat storage furnace (3).
6. An electromagnetic regenerative furnace as defined in claim 1 wherein: the regenerative furnace (3) comprises a base (31) and an upper shell (32), the lower end of the upper shell (32) is provided with an opening, an air inlet (34) and an air outlet (33) are arranged on the upper end face of the upper shell (32), and the upper shell (32) is detachably mounted on the base (31).
7. An electromagnetic regenerator according to any of claims 1 to 6, wherein: and the outer wall of the regenerative furnace (3) is coated with a high-temperature-resistant heat-insulating coating.
8. An electromagnetic regenerator according to any of claims 1 to 6, wherein: and the outer wall of the annular heat accumulator (2) is coated with heat-absorbing coating.
9. An electromagnetic regenerator according to any of claims 1 to 6, wherein: the regenerative furnace (3) is made of high-temperature-resistant stainless steel.
10. An electromagnetic regenerator according to any of claims 1 to 6, wherein: the heat storage furnace (3) is made of iron-chromium-aluminum alloy.
Priority Applications (1)
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CN202110544069.0A CN113446889A (en) | 2021-05-19 | 2021-05-19 | Electromagnetic regenerative furnace |
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CN202110544069.0A CN113446889A (en) | 2021-05-19 | 2021-05-19 | Electromagnetic regenerative furnace |
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CN202110544069.0A Pending CN113446889A (en) | 2021-05-19 | 2021-05-19 | Electromagnetic regenerative furnace |
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1484837A (en) * | 1975-04-18 | 1977-09-08 | Battelle Memorial Institute | Thermal storage heater for heating a fluid |
CN206137859U (en) * | 2016-07-12 | 2017-05-03 | 烟台众德环保设备科技有限公司 | Water conservancy diversion heat accumulation soup barrel |
CN107517508A (en) * | 2017-08-10 | 2017-12-26 | 北京工业大学 | A kind of intermediate frequency fused salt electric heater unit based on concentric tubes |
CN107588651A (en) * | 2016-07-10 | 2018-01-16 | 金亚东 | A kind of electromagnetic induction heating high temperature air dryer |
CN206989473U (en) * | 2017-05-22 | 2018-02-09 | 吉林省电力科学研究院有限公司 | A kind of high-efficiency environment friendly solid electricity heat storage boiler |
CN108626775A (en) * | 2017-03-21 | 2018-10-09 | 百吉瑞(辽宁)新能源股份有限公司 | A kind of fused salt accumulation of heat hot-air takes heat boiler |
CN208205814U (en) * | 2018-05-24 | 2018-12-07 | 定远县贵红再生建材有限公司 | A kind of high intensity accumulation of heat brick body |
CN209197158U (en) * | 2018-10-23 | 2019-08-02 | 中山凌富环保科技有限公司 | A kind of high-voltage heat accumulating boiler electricity consumption magnetic heat storage device |
CN110500776A (en) * | 2019-10-08 | 2019-11-26 | 沈阳工程学院 | A kind of polymorphic structure gitter brick and disposing way for solid electric heat storage |
CN211503624U (en) * | 2019-11-14 | 2020-09-15 | 佛山光腾新能源股份有限公司 | Internal heating type hot air supply device based on electromagnetic heating |
-
2021
- 2021-05-19 CN CN202110544069.0A patent/CN113446889A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1484837A (en) * | 1975-04-18 | 1977-09-08 | Battelle Memorial Institute | Thermal storage heater for heating a fluid |
CN107588651A (en) * | 2016-07-10 | 2018-01-16 | 金亚东 | A kind of electromagnetic induction heating high temperature air dryer |
CN206137859U (en) * | 2016-07-12 | 2017-05-03 | 烟台众德环保设备科技有限公司 | Water conservancy diversion heat accumulation soup barrel |
CN108626775A (en) * | 2017-03-21 | 2018-10-09 | 百吉瑞(辽宁)新能源股份有限公司 | A kind of fused salt accumulation of heat hot-air takes heat boiler |
CN206989473U (en) * | 2017-05-22 | 2018-02-09 | 吉林省电力科学研究院有限公司 | A kind of high-efficiency environment friendly solid electricity heat storage boiler |
CN107517508A (en) * | 2017-08-10 | 2017-12-26 | 北京工业大学 | A kind of intermediate frequency fused salt electric heater unit based on concentric tubes |
CN208205814U (en) * | 2018-05-24 | 2018-12-07 | 定远县贵红再生建材有限公司 | A kind of high intensity accumulation of heat brick body |
CN209197158U (en) * | 2018-10-23 | 2019-08-02 | 中山凌富环保科技有限公司 | A kind of high-voltage heat accumulating boiler electricity consumption magnetic heat storage device |
CN110500776A (en) * | 2019-10-08 | 2019-11-26 | 沈阳工程学院 | A kind of polymorphic structure gitter brick and disposing way for solid electric heat storage |
CN211503624U (en) * | 2019-11-14 | 2020-09-15 | 佛山光腾新能源股份有限公司 | Internal heating type hot air supply device based on electromagnetic heating |
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