CN103528411A - Non-contact electric heating heat storage device with solid and liquid mixed - Google Patents
Non-contact electric heating heat storage device with solid and liquid mixed Download PDFInfo
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- CN103528411A CN103528411A CN201310538239.XA CN201310538239A CN103528411A CN 103528411 A CN103528411 A CN 103528411A CN 201310538239 A CN201310538239 A CN 201310538239A CN 103528411 A CN103528411 A CN 103528411A
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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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Abstract
The invention discloses a non-contact electric heating heat storage device with solid and liquid mixed. The non-contact electric heating heat storage device with the solid and the liquid mixed comprises an electric heating device containing insulated, heat-conducting and arc-extinguishing liquid, a heat storage box containing a mixture of the solid and the liquid and a heat exchanging device. The electric heating device is connected with the heat storage box through a pipeline. The heat storage box is connected with the heat exchanging device through a pipeline. When the non-contact electric heating heat storage device is in the work state, the heated high-temperature material in the electric heating device enters the heat storage box through the pipeline, conducts heat exchange and then returns to the heat exchanging device and the low-temperature material in the heat exchanging device enters the heat storage box through the pipeline, conducts heat exchange with the material in the heat storage box and then returns to the heat exchanging device. According to the non-contact electric heating heat storage device with the solid and the liquid mixed, the solid energy storage material is soaked in the liquid heat conducting material, and the heating and heat use process is completed through the liquid heat conducting material. In addition, in the process of heating and heat use, the flow of the heat-conducting medium and the number of heat exchanging devices are reduced, and high-power heat storage and high-power heat use can be achieved.
Description
Technical field
The present invention relates to heat-storing device, relate in particular to a kind of noncontact electrical heating solid-liquid mixing heat-storing device.
Background technology
The heating heat-storing device of prior art has solved the safety issue of direct use high-tension electricity heating energy storage material water, and the investment of simultaneously having saved transformer, has reduced equipment cost.But water heat accumulation, temperature can not surpass 100 ℃, has restricted like this scope of application of heat accumulation, for example, can not produce high-temperature steam.
Solid heat accumulation is also ripe technology at present, and its heat accumulating is refractory material.Heat accumulation temperature is also higher, reaches 400-500 ℃, and owing to being air insulation, high voltage direct-furnish safe distance requires larger, so thermal store internal volume utilization rate is lower, affects quantity of heat storage.In addition, its electrical heating and heat accumulation are all to rely on hot-air to carry out heat exchange as medium, because air thermal capacitance is very little, complete the high-power heat of using, and just need blower fan and heat-exchanger rig that flow is very large, so the scope of application is also subject to certain restrictions.
Summary of the invention
The problem existing according to prior art, the invention discloses a kind of noncontact electrical heating solid-liquid mixing heat-storing device, comprise be loaded with insulation, heat conduction and arc extinguishing liquid electric heater unit, be loaded with heat storage box and the heat-exchanger rig of solid and liquid mixture matter, described electric heater unit is connected with heat storage box pipeline, and described heat storage box is connected with heat-exchanger rig pipeline;
Under duty: the high temperature material after being heated in electric heater unit enters heat storage box by pipeline to carry out being back to electric heater unit after heat exchange, the cryogenic substance in described heat-exchanger rig by pipeline enter in heat storage box with heat storage box in material carry out being back to heat-exchanger rig after heat exchange.
Between described electric heater unit and heat storage box, be provided with heat storage exchanger, described heat storage exchanger is connected with heat storage box pipeline with electric heater unit respectively.
The port of export of described heat storage exchanger and the entrance point of electric heater unit are communicated with water pump I; The port of export of described heat storage box and the entrance point of heat storage exchanger are communicated with water pump II; The port of export of described heat storage box and the entrance point of heat-exchanger rig are communicated with water pump III.
The entrance point of described heat storage box is provided with container cavity I, and the port of export of described heat storage box is provided with container cavity II.
Owing to having adopted technique scheme, noncontact electrical heating solid-liquid mixing heat-storing device provided by the invention is immersed in solid energy storage material in liquid thermal conductivity material, heats and utilizes liquid thermal conductivity material to complete by thermal process.Because solid conductive heat material maximum operation (service) temperature can reach 300--400 ℃ at present, can reach the requirement of producing high-temperature steam.Solid conductive heat material thermal capacitance is larger simultaneously, has increased the quantity of heat storage in thermal store.Simultaneously, in heating with in thermal process, reduce flow and the heat-exchanger rig of heat-conducting medium, can realize high-power heat accumulation and with hot.Because it is simple in structure, be not only convenient to produce, and cost is very cheap is suitable for extensive popularization.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the application, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present invention
Fig. 2 is structural representation of the present invention
Fig. 3 is the structural representation of the embodiment of the present invention.
In figure: 1. electric heater unit; 2. heat storage exchanger; 3. heat storage box; 4. heat-exchanger rig; 5. water pump I; 6. water pump II; 7. water pump III; 8. Pressure gauge; 9. thermometer; 11. fire end outlets; 12. fire end entrances; 21. import I; 22. outlet I; 23. outlet II; 24. import II; 31. storage hot side inlet I; 32. heat accumulations bring out a mouthful I; 33. storage hot side inlet II; 34. heat accumulations bring out a mouthful II; 37. container cavity I; 38. container cavity II; 41. heat-exchange end outlets; 42. heat-exchange end entrances.
The specific embodiment
For making technical scheme of the present invention and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is known to complete description:
Noncontact electrical heating solid-liquid mixing heat-storing device as shown in Figure 1, comprise: electric heater unit 1, heat storage box 3 and heat-exchanger rig 4, electric heater unit 1 is connected with heat storage box 3 pipelines, heat storage box 3 is connected with heat-exchanger rig 4 pipelines, in use, to in electric heater unit 1, be loaded with insulation, heat conduction and arc extinguishing liquid, utilize 1 pair of this liquid of electric heater unit to heat, then the high-temp liquid after heating is entered in heat storage box 3 by pipeline.In heat storage box 3, be loaded with solid matter and hot body material, above-mentioned heated material enters heat storage box 3 and material in heat storage box 3 and carries out electric heater unit 1 after heat exchange, under above-mentioned work, repeatedly circulate, solid, fluid temperature in heat storage box 3 are raise.Cryogenic substance in heat-exchanger rig 4 enters heat storage box 3 afterwards and the interior high temperature material of heat storage box 3 carries out being back to heat-exchanger rig 4 after heat exchange.Insulation, heat conduction and arc extinguishing liquid that said structure is applied in electric heater unit 1 can be used as in the situation of Heat Conduction Material.
Further, as shown in Figure 2, when the insulation in electric heater unit 1, heat conduction and arc extinguishing liquid and Heat Conduction Material are two kinds of materials, between electric heater unit 1 and heat storage box 3, be provided with heat storage exchanger 2, heat storage exchanger 2 is connected with heat storage box 3 pipelines with electric heater unit 1 respectively.Liquid after being heated in electric heater unit 1 enters the liquid inner with it in heat storage exchanger 2 to carry out being back to electric heater unit 1 after heat exchange.Fluid temperature in heat storage exchanger 2 enters heat storage box 3 after raising carries out being back to heat storage exchanger 2 after heat exchange with the material in storage tank 3.
Further, as shown in Figure 2, the entrance point of the port of export of described heat storage exchanger 2 and electric heater unit 1 is communicated with water pump I5; The entrance point of the port of export of heat storage box 3 and heat storage exchanger 2 is communicated with water pump II6; The entrance point of the port of export of heat storage box 3 and heat-exchanger rig 4 is communicated with water pump III7.
Further, as shown in Figure 2, the entrance point of heat storage box 3 is provided with container cavity I37, and the port of export of heat storage box 3 is provided with container cavity II38.In container cavity I37 and container cavity II38, be placed with liquid solution.
Further, in noncontact electrical heating solid-liquid mixing heat-storing device, on electric heater unit 1, heat storage box 3 and heat-exchanger rig 4, be all provided with Pressure gauge 8 and thermometer 9.
Embodiment: in Fig. 3, the arrow points of liquid when heat conduction, the direction of arrow represents the flow direction of liquid.When if the interior heated material of electric heater unit 1 and Heat Conduction Material are not same material, first after insulation, heat conduction and arc extinguishing liquid are heated in electric heater unit 1, from the fire end outlet 11 of electric heater unit 1, flow out and enter in the import I21 of heat storage exchanger 2 enters heat storage exchanger 2 liquid inner with it and carry out heat exchange the outlet I22 along heat storage exchanger 2 again and flow out, along fire end entrance 12 places, enter electric heater unit 1 and continue to heat.Circulation is gone down as mentioned above, until the material temperature in heat storage exchanger 2 raises.Heat storage exchanger 2 is interior to be flowed out along outlet II23 by the material after heat exchange, along the storage hot side inlet I31 of heat storage box 3, enter in the container cavity I37 of heat storage box 3 and enter again in the gap of its internal solids, carrying out heat exchange with liquid in heat storage box 3 and solid raises the material temperature in heat storage box 3, then the cryogenic substance after heat exchange flows into container cavity II38, along heat accumulation, bring out mouthful I32 and flow out, along import II24, enter heat storage exchanger 2 and proceed heat exchange.So circulation is gone down, until the solid in heat storage box 3 meets the requirements of temperature.The material of heat-exchanger rig 4 flows out along heat-exchange end outlet 41, along storage hot side inlet, II33 enters in the container cavity I37 of heat storage box 3, enter again in the gap of heat storage box 3 interior solids, carry out heat exchange with high-temp solid and liquid in heat storage box 3, after temperature raises, flow into along heat accumulation and bring out a mouthful II34 outflow, along heat-exchange end entrance 42, enter in heat-exchanger rig 4.
Noncontact electrical heating solid-liquid mixing heat-storing device disclosed by the invention, electric heater unit 1 interior by after insulation, heat conduction and arc extinguishing heating liquid with heat storage box 3 in solid-liquid carry out heat exchange, solid temperature in heat storage box 3 is raise, material in heat-exchanger rig 4 enters in heat storage box 3, the material inner with it carries out heat exchange, realizes hot object for high-power heat accumulation.
The above; it is only the preferably specific embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a noncontact electrical heating solid-liquid mixing heat-storing device, it is characterized in that: comprise and be loaded with the electric heater unit (1) of insulation, heat conduction and arc extinguishing liquid, the heat storage box (3) that is loaded with solid and liquid mixture matter and heat-exchanger rig (4), described electric heater unit (1) is connected with heat storage box (3) pipeline, and described heat storage box (3) is connected with heat-exchanger rig (4) pipeline;
Under duty: the high temperature material after being heated in electric heater unit (1) enters heat storage box (3) by pipeline to carry out being back to electric heater unit (1) after heat exchange, the material that the cryogenic substance in described heat-exchanger rig (4) enters in heat storage box (3) and in heat storage box (3) by pipeline carries out being back to heat-exchanger rig (4) after heat exchange.
2. a kind of noncontact electrical heating solid-liquid mixing heat-storing device according to claim 1, be further characterized in that: between described electric heater unit (1) and heat storage box (3), be provided with heat storage exchanger (2), described heat storage exchanger (2) is connected with heat storage box (3) pipeline with electric heater unit (1) respectively.
3. a kind of noncontact electrical heating solid-liquid mixing heat-storing device according to claim 1 and 2, is further characterized in that: the entrance point of the port of export of described heat storage exchanger (2) and electric heater unit (1) is communicated with water pump I(5); The entrance point of the port of export of described heat storage box (3) and heat storage exchanger (2) is communicated with water pump II(6); The entrance point of the port of export of described heat storage box (3) and heat-exchanger rig (4) is communicated with water pump III(7).
4. a kind of noncontact electrical heating solid-liquid mixing heat-storing device according to claim 1, be further characterized in that: the entrance point of described heat storage box (3) is provided with container cavity I(37), the port of export of described heat storage box (3) is provided with container cavity II(38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310538239.XA CN103528411B (en) | 2013-11-04 | 2013-11-04 | A kind of noncontact electrical heating solid-liquid mixing heat-storing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310538239.XA CN103528411B (en) | 2013-11-04 | 2013-11-04 | A kind of noncontact electrical heating solid-liquid mixing heat-storing device |
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| CN103528411A true CN103528411A (en) | 2014-01-22 |
| CN103528411B CN103528411B (en) | 2016-06-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109995272A (en) * | 2019-03-15 | 2019-07-09 | 宁波中科远东催化工程技术有限公司 | A kind of chemical industry evaporator using waste heat thermo-electric generation |
| CN117739727A (en) * | 2024-02-19 | 2024-03-22 | 浙江昱华新能源科技有限公司 | Molten salt heating device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4003786A (en) * | 1975-09-16 | 1977-01-18 | Exxon Research And Engineering Company | Thermal energy storage and utilization system |
| CN102607310A (en) * | 2012-04-01 | 2012-07-25 | 昆明理工大学 | Transporting utilizing method of low-temperature excess heat of iron and steel enterprises |
| CN203215985U (en) * | 2013-04-12 | 2013-09-25 | 大连交通大学 | Non-contact electric heating circulating system |
-
2013
- 2013-11-04 CN CN201310538239.XA patent/CN103528411B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4003786A (en) * | 1975-09-16 | 1977-01-18 | Exxon Research And Engineering Company | Thermal energy storage and utilization system |
| CN102607310A (en) * | 2012-04-01 | 2012-07-25 | 昆明理工大学 | Transporting utilizing method of low-temperature excess heat of iron and steel enterprises |
| CN203215985U (en) * | 2013-04-12 | 2013-09-25 | 大连交通大学 | Non-contact electric heating circulating system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109995272A (en) * | 2019-03-15 | 2019-07-09 | 宁波中科远东催化工程技术有限公司 | A kind of chemical industry evaporator using waste heat thermo-electric generation |
| CN117739727A (en) * | 2024-02-19 | 2024-03-22 | 浙江昱华新能源科技有限公司 | Molten salt heating device |
| CN117739727B (en) * | 2024-02-19 | 2024-05-03 | 浙江昱华新能源科技有限公司 | Molten salt heating device |
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| CN103528411B (en) | 2016-06-22 |
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Effective date of registration: 20161213 Address after: 116011 Dalian, Liaoning, Xigang District, No. 17 maritime Street Patentee after: Dalian Lian Iron Technology Development Co., Ltd. Address before: 116028 the Yellow River Road, Shahekou District, Liaoning, No. 794, No. Patentee before: Dalian Jiaotong University |
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Effective date of registration: 20170406 Address after: 116600 Liaoning, Dalian Free Trade Zone, 33-3, -A Patentee after: Dalian Lantian Amperex Technology Limited Address before: No. 17, Xigang maritime Street Patentee before: Dalian Lian Iron Technology Development Co., Ltd. |
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