CN105444601A - Single-tank heat storage and release device with cascade type phase change heat storage structure and using method for single-tank heat storage and release device - Google Patents
Single-tank heat storage and release device with cascade type phase change heat storage structure and using method for single-tank heat storage and release device Download PDFInfo
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- CN105444601A CN105444601A CN201510989792.4A CN201510989792A CN105444601A CN 105444601 A CN105444601 A CN 105444601A CN 201510989792 A CN201510989792 A CN 201510989792A CN 105444601 A CN105444601 A CN 105444601A
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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
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
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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
Abstract
The invention discloses a single-tank heat and release device with a cascade type phase change heat storage structure. The single-tank heat and release device comprises a heat storage tank body, a cascade type phase change heat storage device, a heat release coiled tube heat exchange assembly and a heater, wherein the cascade type phase change heat storage device is distributed on the upper part in the heat storage tank body; the heat release coiled tube heat exchange assembly is arranged in the heat storage tank body from bottom to top; the heat release coiled tube heat exchange assembly is provided with an inlet and an outlet which are respectively connected to an energy utilization device; and the heater is distributed in the heat storage tank body, and is positioned below the heat release coiled tube heat exchange assembly. According to the single-tank heat storage and release device, the cascade type phase change heat storage device is additionally arranged, so that not only is storage of sensible heat and latent heat realized, but also outlet temperature stability of the heat storage tank is reinforced; night cheap valley electric energy is utilized to heat a heat storage medium in the heat storage tank body, so that heat storage is realized; and heat release stability time of the heat storage device is prolonged by virtue of the cascade type phase change heat storage device on the top in the tank.
Description
Technical field
The present invention relates to accumulation of heat field of energy utilization, the single tank particularly relating to band tandem type phase-transition heat-storage structure store, heat-releasing device.
Background technology
Along with the continuous deterioration of global environment, the reasonable efficiency utilization of the energy is referred unprecedented height.In order to decreasing pollution gas discharging, China not only reduces coal heating in winter, and meanwhile, night dip electricity and industrial waste heat effectively utilize also to be paid close attention to widely.Regenerative apparatus can by night cheapness electric energy or industrial waste heat be converted to high temperature heat and store, the heat energy of storage can be used directly, for building heating, also can be that electric energy uses by thermal power transfer in peak times of power consumption.
More ripe solar energy high temperature heat utilization heat accumulation method is two tank sensible heat accumulation of heats at present, regenerative apparatus is huge, system investments maintenance cost is high, in order to reduce accumulation of heat cost, applicant patent ZL201420138089.3 discloses a kind of single tank electric energy energy storage equipment, is stored in single tank by electric energy, relends the release realizing heat energy with immersion heat exchanger with the form of sensible heat, more two tank hold over system has saved cost, saves space.This patent utilization sensible heat accumulation of heat, increase thermal baffle and reach good accumulation of energy, release energy effect, but the poor stability of single tank heat release outlet temperature, used heat can not get effective utilization, utilization efficiency of heat energy is lower.
Summary of the invention
For the weak point existed in the problems referred to above, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device.
For achieving the above object, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, comprising: accumulation of heat tank body, tandem type phase transition heat accumulation unit, heat release coil heat exchange assembly and heater;
Described tandem type phase transition heat accumulation unit is arranged in the top in described accumulation of heat tank body;
Arrange described heat release coil heat exchange assembly in described accumulation of heat tank body from bottom to top, described heat release coil heat exchange assembly is provided with the entrance and exit be connected with the two ends of energy utilization device respectively;
Described heater is arranged in described accumulation of heat tank body, and is in the below of described heat release coil heat exchange assembly.
As a further improvement on the present invention, described heat release coil heat exchange assembly comprises multiple heat release coil heat exchanger in overlying relation, described heat release coil heat exchanger is single coil configuration or double-spiral structure, and be separately positioned on the inside and outside of described tandem type phase transition heat accumulation unit, be communicated with between adjacent two described heat release coil heat exchangers, the entrance of the outlet of the described heat release coil heat exchanger of topmost, the described heat release coil heat exchanger of foot is connected with the two ends of energy utilization device respectively.
As a further improvement on the present invention, multiple independent, phase-transition heat-storage unit of arranging up and down is provided with in described tandem type phase transition heat accumulation unit, all be furnished with a heat release coil heat exchanger in phase-transition heat-storage unit described in each, phase-transition heat-storage unit described in each be equipped with exothermic medium entrance and exothermic medium outlet; All described phase-transition heat-storage unit centers are furnished with steam vent.
As a further improvement on the present invention, the phase-change heat accumulation medium of certain fusing point is all filled with in phase-transition heat-storage unit described in each.
As a further improvement on the present invention, in described phase-transition heat-storage unit, the fusing point of phase-change heat accumulation medium increases from bottom to up successively.
As a further improvement on the present invention, heat storage medium is filled with in described accumulation of heat tank body.
As a further improvement on the present invention, described heat release coil heat exchange assembly pipe is interior, pipe is outside is provided with fin.
As a further improvement on the present invention, described energy utilization device selects the one in thermoelectric conversion device, heating installation or hot-water supply.
As a further improvement on the present invention, described heater is connected with heating equipment, and the one in electric heater or industrial exhaust heat heater selected by described heater.
As a further improvement on the present invention, the invention also discloses that a kind of single tank with tandem type phase-transition heat-storage structure stores, the using method of heat-releasing device, comprise heat-accumulating process and exothermic process;
Heat-accumulating process: the heat of described heater is by after the heat storage medium absorption in accumulation of heat tank body, and heat storage medium temperature raises, and heat is upwards passed to the phase-change heat accumulation medium of multiple phase-transition heat-storage unit inside by heat storage medium after intensification successively; The phase-change heat accumulation medium of phase-transition heat-storage unit inside is melted from bottom to top successively, and latent heat of phase change is stored, until the heat storage medium in whole accumulation of heat tank body becomes identical high-temperature liquid state;
Exothermic process: exothermic medium enters the heat release coil heat exchange assembly of described accumulation of heat tank interior by exothermic medium entrance, exothermic medium after heat absorption enters the phase-transition heat-storage unit of arranging up and down successively from accumulation of heat tank body, and flow out from the outlet of topmost exothermic medium, complete exothermic process;
In exothermic process, in accumulation of heat tank body, first heat storage medium temperature reduces, and the regenerator temperature of multiple phase-transition heat-storage unit reduces from bottom to up successively afterwards, when all phase-transition heat-storage unit undergo phase transition become solid-state time, whole regenerative apparatus heat release terminates.
Compared with prior art, beneficial effect of the present invention is:
A kind of single tank with tandem type phase-transition heat-storage structure disclosed by the invention stores, heat-releasing device, adds tandem type phase transition heat accumulation unit, not only realizes the storage of sensible heat and latent heat, more enhance the stability of heat-accumulator tank outlet temperature; Utilize the valley electricity of cheapness at night to heat storage medium heating in accumulation of heat tank body, realize accumulation of heat; The tandem type phase transition heat accumulation unit of tank inner top extends regenerative apparatus heat release stabilization time;
Be provided with multiple phase-transition heat-storage unit in tandem type phase transition heat accumulation unit of the present invention, and filling the phase-change heat accumulation medium of different melting points, meet the temperature requirements of energy utilization device.
Accompanying drawing explanation
Fig. 1 is that single tank of the embodiment of the present invention 1 disclosed band tandem type phase-transition heat-storage structure stores, the structure chart of heat-releasing device;
Fig. 2 is that single tank of the embodiment of the present invention 2 disclosed band tandem type phase-transition heat-storage structure stores, the structure chart of heat-releasing device;
Fig. 3 is that single tank of the embodiment of the present invention 3 disclosed band tandem type phase-transition heat-storage structure stores, the structure chart of heat-releasing device;
Fig. 4 is that single tank of the embodiment of the present invention 4 disclosed band tandem type phase-transition heat-storage structure stores, the structure chart of heat-releasing device;
Fig. 5 is that single tank of the embodiment of the present invention 5 disclosed band tandem type phase-transition heat-storage structure stores, the structure chart of heat-releasing device;
Fig. 6 is that single tank of the embodiment of the present invention 6 disclosed band tandem type phase-transition heat-storage structure stores, the structure chart of heat-releasing device.
In figure: 1, accumulation of heat tank body; 2, steam vent; 3, the 4th exothermic medium outlet; 4, the 4th exothermic medium entrance; 5, the 3rd exothermic medium outlet; 6, the 3rd exothermic medium entrance; 7, the second exothermic medium outlet; 8, the second exothermic medium entrance; 9, heat release coil heat exchange assembly; 9-1, the first heat release coil heat exchanger; 9-2, the second heat release coil heat exchanger; 9-3, the 3rd heat release coil heat exchanger; 9-4, the 4th heat release coil heat exchanger; 10, energy utilization device; 11, the first exothermic medium outlet; 12 first exothermic medium entrances; 13, heating equipment; 14, heating equipment entrance; 15, heater; 16, tandem type phase transition heat accumulation unit; 16-1, the first phase transformation thermal storage unit; 16-2, the second phase transformation thermal storage unit; 16-3, third phase become thermal storage unit; 17, heating equipment outlet.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
The invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, comprising: accumulation of heat tank body, tandem type phase transition heat accumulation unit, heat release coil heat exchange assembly and heater; Tandem type phase transition heat accumulation unit is arranged in the top in accumulation of heat tank body; Arrange heat release coil heat exchange assembly in accumulation of heat tank body from bottom to top, heat release coil heat exchange assembly is provided with the entrance and exit be connected with the two ends of energy utilization device respectively; Heater is arranged in accumulation of heat tank body, and is in the below of heat release coil heat exchange assembly.Heat release coil heat exchange assembly comprises multiple heat release coil heat exchanger in overlying relation, heat release coil heat exchanger is single coil configuration or double-spiral structure, and be separately positioned on the inside and outside of tandem type phase transition heat accumulation unit, be communicated with between adjacent two heat release coil heat exchangers, the entrance of the outlet of the heat release coil heat exchanger of topmost, the heat release coil heat exchanger of foot is connected with the two ends of energy utilization device respectively.Be provided with multiple independent, phase-transition heat-storage unit of arranging up and down in tandem type phase transition heat accumulation unit, in each phase-transition heat-storage unit, be all furnished with a heat release coil heat exchanger, outside each phase-transition heat-storage unit, be equipped with exothermic medium entrance and exothermic medium outlet; All phase-transition heat-storage unit centers are furnished with steam vent; All be filled with the phase-change heat accumulation medium of certain fusing point in each phase-transition heat-storage unit, in phase-transition heat-storage unit, the fusing point of phase-change heat accumulation medium increases from bottom to up successively, is filled with heat storage medium in accumulation of heat tank body.The present invention utilizes the latent heat of phase change of phase-change heat accumulation medium in tandem type phase transition heat accumulation unit, extends the stabilization time of heat release temperature; The present invention can realize sensible heat and latent-heat storage, enhances the stability of heat-accumulator tank outlet temperature, improves utilization efficiency of heat energy; Be provided with multiple phase-transition heat-storage unit in tandem type phase transition heat accumulation unit, and filling the phase-change heat accumulation medium of different melting points, meet the temperature requirements of energy utilization device.
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Embodiment 1: as shown in Figure 1, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, comprising: accumulation of heat tank body 1, tandem type phase transition heat accumulation unit 16, heat release coil heat exchange assembly 9 and heater 15;
Heat storage medium is filled with in accumulation of heat tank body 1;
Tandem type phase transition heat accumulation unit 16 is arranged in the top in accumulation of heat tank body 1; Be provided with the first phase transformation thermal storage unit 16-1, the second phase transformation thermal storage unit 16-2 and third phase in phase transition heat accumulation unit 16 from bottom to up successively and become thermal storage unit 16-3, in the first phase transformation thermal storage unit 16-1, the second phase transformation thermal storage unit 16-2 and third phase change thermal storage unit 16-3, be all filled with phase-changing energy-storing medium; In first phase transformation thermal storage unit 16-1, the fusing point of phase-changing energy-storing medium is less than the fusing point of phase-changing energy-storing medium in the second phase transformation thermal storage unit 16-2, and in the second phase transformation thermal storage unit 16-2, the fusing point of phase-changing energy-storing medium is less than the fusing point that third phase becomes phase-changing energy-storing medium in thermal storage unit 16-3; The center arrangement that first phase transformation thermal storage unit 16-1, the second phase transformation thermal storage unit 16-2 and third phase become thermal storage unit 16-3 has steam vent 2.Wherein, first phase transformation thermal storage unit 16-1 is provided with the second exothermic medium entrance 8 and the second exothermic medium outlet 7, second phase transformation thermal storage unit 16-2 is provided with the 3rd exothermic medium entrance 6 and the 3rd exothermic medium outlet 5, and third phase becomes thermal storage unit 16-3 and is provided with the 4th exothermic medium entrance 4 and the 4th exothermic medium outlet 3.
Accumulation of heat tank body 1 is provided with the first exothermic medium entrance 12 and the first exothermic medium outlet 11, and heat release coil heat exchange assembly 9 comprises the first heat release coil heat exchanger 9-1, the second heat release coil heat exchanger 9-2, the 3rd heat release coil heat exchanger 9-3 and the 4th heat release coil heat exchanger 9-4; All heat release coil heat exchangers are single coil configuration or double-spiral structure, and wherein the first heat release coil heat exchanger 9-1 is arranged in the middle part in accumulation of heat tank body 1 and two ends export 11 with the first exothermic medium entrance 12, first exothermic medium is respectively connected; Second heat release coil heat exchanger 9-2 is arranged in the first phase transformation thermal storage unit 16-1 and two ends export 7 with the second exothermic medium entrance 8, second exothermic medium is respectively connected; 3rd heat release coil heat exchanger 9-3 is arranged in the second phase transformation thermal storage unit 16-2 and two ends export 5 with the 3rd exothermic medium entrance 6, the 3rd exothermic medium is respectively connected; 4th heat release coil heat exchanger 9-4 is arranged in third phase and becomes in thermal storage unit 16-3 and two ends export 3 with the 4th exothermic medium entrance 4, the 4th exothermic medium is respectively connected.First heat release coil heat exchanger 9-1, to be interconnected between the second heat release coil heat exchanger 9-2, the 3rd heat release coil heat exchanger 9-3 and the 4th heat release coil heat exchanger 9-4; That is: the first exothermic medium outlet 11 is connected with the second exothermic medium entrance 8, and the second exothermic medium outlet 7 is connected with the 3rd exothermic medium entrance 6, and the 3rd exothermic medium outlet 5 is connected with the 4th exothermic medium entrance 4; 4th exothermic medium outlet 3 and the first exothermic medium entrance 12 are connected the connection of energy utilization device 10 respectively.
Heater 15 is arranged in the bottom in accumulation of heat tank body 1, and heater 15 is connected with heating equipment 13 by heat supply entrance 14.
Further, interior, the outside fin be provided with for enhanced heat exchange of pipe managed by heat release coil heat exchange assembly 9.
Further, energy utilization device 10 selects the one in thermoelectric conversion device, heating installation or hot-water supply.
Further, the one in electric heater or industrial exhaust heat heater selected by heater 15.
Embodiment 2: as shown in Figure 2, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, this structure is substantially identical with the structure of embodiment 1, difference is: exchange the first exothermic medium entrance 12 on accumulation of heat tank body 1 and the first exothermic medium outlet 11, exothermic medium is entered from the first exothermic medium outlet 11, flows out from the first exothermic medium entrance 12; And then enter phase-transition heat-storage unit.
Embodiment 3: as shown in Figure 3, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, this structure is substantially identical with the structure of embodiment 2, difference is: the double-spiral structure heat release coil heat exchanger 9-1 in the middle part of accumulation of heat tank body 1 changes single coil configuration into, is upwards moved the position of the first exothermic medium outlet 11.
Embodiment 4: as shown in Figure 4, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, and this structure is substantially identical with the structure of embodiment 1, and difference is: electrical heating is changed into industrial exhaust heat heating, adds heating equipment outlet 17.Heating equipment 13 is connected with heater 15 with heating equipment outlet 17 by heating equipment entrance 14, composition heat supplying loop.
Embodiment 5: as shown in Figure 5, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, and this structure is substantially identical with the structure of embodiment 2, and difference is: electrical heating is changed into industrial exhaust heat heating, adds firing equipment outlet 17.Heating equipment 13 is connected with heater 15 with heating equipment outlet 17 by heating equipment entrance 14, composition heat supplying loop.
Embodiment 6: as shown in Figure 6, the invention provides that a kind of single tank with tandem type phase-transition heat-storage structure stores, heat-releasing device, and this structure is substantially identical with the structure of embodiment 3, and difference is: electrical heating is changed into industrial exhaust heat heating, adds firing equipment outlet 17.Heating equipment 13 is connected with heater 15 with heating equipment outlet 17 by heating equipment entrance 14, composition heat supplying loop.
Cross heating equipment entrance 14 to be connected with heater 15 with heating equipment outlet 17, composition heat supplying loop.
The single tank that the invention discloses a kind of band tandem type phase-transition heat-storage structure as shown in Figure 1 stores, the using method of heat-releasing device, comprises heat-accumulating process and exothermic process;
Heat-accumulating process: the heat of heater 15 is by after the heat storage medium absorption in accumulation of heat tank body 1, heat storage medium temperature raises, the phase-change heat accumulation medium that heat is upwards passed to the first phase transformation thermal storage unit 16-1, the second phase transformation thermal storage unit 16-2 by heat storage medium after intensification successively, third phase becomes thermal storage unit 16-3 inside; The phase-change heat accumulation medium of phase-transition heat-storage unit inside is melted from bottom to top successively, and latent heat of phase change is stored, until the heat storage medium in whole accumulation of heat tank body 1 becomes identical high-temperature liquid state;
Exothermic process: exothermic medium enters the first heat release coil heat exchanger 9-1 by the first exothermic medium entrance 12, exothermic medium after heat absorption flows out from the first exothermic medium outlet 11, the second heat release coil heat exchanger 9-2 is entered by the second exothermic medium entrance 8, exothermic medium after heat absorption flows out from the second exothermic medium outlet 7, the 3rd heat release coil heat exchanger 9-3 is entered by the 3rd exothermic medium entrance 6, exothermic medium after heat absorption flows out from the 3rd exothermic medium outlet 5, the 4th heat release coil heat exchanger 9-4 is entered by the 4th exothermic medium entrance 4, exothermic medium after heat absorption flows out from the 4th exothermic medium outlet 3, complete exothermic process,
In exothermic process, in accumulation of heat tank body, first heat storage medium temperature reduces, and the regenerator temperature of multiple phase-transition heat-storage unit reduces from bottom to up successively afterwards, when all phase-transition heat-storage unit undergo phase transition become solid-state time, whole regenerative apparatus heat release terminates.
A kind of single tank with tandem type phase-transition heat-storage structure disclosed by the invention stores, heat-releasing device, adds tandem type phase transition heat accumulation unit, not only realizes the storage of sensible heat and latent heat, more enhance the stability of heat-accumulator tank outlet temperature; Utilize the valley electricity of cheapness at night to heat storage medium heating in single tank accumulation of heat tank body, realize accumulation of heat; The tandem type phase transition heat accumulation unit of tank inner top extends regenerative apparatus heat release stabilization time.By being provided with multiple phase-transition heat-storage unit in tandem type phase transition heat accumulation unit, and filling the phase-change heat accumulation medium of different melting points, meet the temperature requirements of energy utilization device.The present invention can realize sensible heat and latent-heat storage, enhances the stability of heat-accumulator tank outlet temperature, improves utilization efficiency of heat energy.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the single tank with tandem type phase-transition heat-storage structure store, heat-releasing device, it is characterized in that, comprise: accumulation of heat tank body (1), tandem type phase transition heat accumulation unit (16), heat release coil heat exchange assembly (9) and heater (15);
Described tandem type phase transition heat accumulation unit (16) is arranged in the top in described accumulation of heat tank body (1);
Arrange described heat release coil heat exchange assembly (9) from bottom to top in described accumulation of heat tank body (1), described heat release coil heat exchange assembly (9) is provided with the entrance and exit be connected with the two ends of energy utilization device (10) respectively;
Described heater (15) is arranged in described accumulation of heat tank body (1), and is in the below of described heat release coil heat exchange assembly (9).
2. single tank of band tandem type phase-transition heat-storage structure according to claim 1 stores, heat-releasing device, it is characterized in that, described heat release coil heat exchange assembly (9) comprises multiple heat release coil heat exchanger in overlying relation, described heat release coil heat exchanger is single coil configuration or double-spiral structure, and be separately positioned on the inside and outside of described tandem type phase transition heat accumulation unit (16), be communicated with between adjacent two described heat release coil heat exchangers, the outlet of the described heat release coil heat exchanger of topmost, the entrance of the described heat release coil heat exchanger of foot is connected with the two ends of energy utilization device (10) respectively.
3. single tank of band tandem type phase-transition heat-storage structure according to claim 2 store, heat-releasing device, it is characterized in that, multiple independent, phase-transition heat-storage unit of arranging up and down is provided with in described tandem type phase transition heat accumulation unit (16), all be furnished with a heat release coil heat exchanger in phase-transition heat-storage unit described in each, phase-transition heat-storage unit described in each be equipped with exothermic medium entrance and exothermic medium outlet; All described phase-transition heat-storage unit centers are furnished with steam vent (2).
4. single tank of band tandem type phase-transition heat-storage structure according to claim 3 store, heat-releasing device, it is characterized in that, in phase-transition heat-storage unit described in each, be all filled with the phase-change heat accumulation medium of certain fusing point.
5. single tank of band tandem type phase-transition heat-storage structure according to claim 4 store, heat-releasing device, it is characterized in that, in described phase-transition heat-storage unit, the fusing point of phase-change heat accumulation medium increases from bottom to up successively.
6. single tank of band tandem type phase-transition heat-storage structure according to claim 1 store, heat-releasing device, it is characterized in that, in described accumulation of heat tank body (1), be filled with heat storage medium.
7. single tank of band tandem type phase-transition heat-storage structure according to claim 1 store, heat-releasing device, it is characterized in that, in described heat release coil heat exchange assembly (9) pipe, pipe is outside is provided with radiating fin.
8. single tank of band tandem type phase-transition heat-storage structure according to claim 1 store, heat-releasing device, it is characterized in that, described energy utilization device (10) selects the one in thermoelectric conversion device, heating installation or hot-water supply.
9. single tank of band tandem type phase-transition heat-storage structure according to claim 1 store, heat-releasing device, it is characterized in that, described heater (15) is connected with heating equipment (13), and the one in electric heater or industrial exhaust heat heater selected by described heater (15).
10. store according to single tank of the band tandem type phase-transition heat-storage structure in claim 1-9 described in any one, the using method of heat-releasing device, it is characterized in that, comprise heat-accumulating process and exothermic process;
Heat-accumulating process: the heat of described heater (15) is by after the heat storage medium absorption in accumulation of heat tank body (1), heat storage medium temperature raises, and heat is upwards passed to the phase-change heat accumulation medium of multiple phase-transition heat-storage unit inside by heat storage medium after intensification successively; The phase-change heat accumulation medium of phase-transition heat-storage unit inside is melted from bottom to top successively, and latent heat of phase change is stored, until the heat storage medium in whole accumulation of heat tank body (1) becomes identical high-temperature liquid state;
Exothermic process: exothermic medium enters the inner heat release coil heat exchange assembly (9) of described accumulation of heat tank body (1) by exothermic medium entrance, exothermic medium after heat absorption enters the phase-transition heat-storage unit of arranging up and down successively in accumulation of heat tank body (1), and flow out from the exothermic medium outlet of topmost, complete exothermic process;
In exothermic process, in accumulation of heat tank body, first heat storage medium temperature reduces, and the regenerator temperature of multiple phase-transition heat-storage unit reduces from bottom to up successively afterwards, when all phase-transition heat-storage unit undergo phase transition become solid-state time, whole regenerative apparatus heat release terminates.
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| CN107062173A (en) * | 2017-03-15 | 2017-08-18 | 北京工业大学 | Trough-electricity heat storage boiler and its application method |
| CN105986865B (en) * | 2016-06-02 | 2019-01-18 | 浙江工商大学 | A kind of electricity generation system based on marine main engine exhaust heat-energy |
| CN111750720A (en) * | 2020-05-28 | 2020-10-09 | 河南省中能联建地热工程有限公司 | Single-tank heat storage device with phase change heat storage function and use method |
| CN114893933A (en) * | 2022-04-20 | 2022-08-12 | 香港理工大学深圳研究院 | Heat exchanger and three-phase absorption type energy storage system |
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| CN105986865B (en) * | 2016-06-02 | 2019-01-18 | 浙江工商大学 | A kind of electricity generation system based on marine main engine exhaust heat-energy |
| CN106065799B (en) * | 2016-06-02 | 2019-01-18 | 浙江工商大学 | A kind of marine main engine exhaust heat-energy recycling system |
| CN107062173A (en) * | 2017-03-15 | 2017-08-18 | 北京工业大学 | Trough-electricity heat storage boiler and its application method |
| CN111750720A (en) * | 2020-05-28 | 2020-10-09 | 河南省中能联建地热工程有限公司 | Single-tank heat storage device with phase change heat storage function and use method |
| CN114893933A (en) * | 2022-04-20 | 2022-08-12 | 香港理工大学深圳研究院 | Heat exchanger and three-phase absorption type energy storage system |
| CN114893933B (en) * | 2022-04-20 | 2024-03-19 | 香港理工大学深圳研究院 | Heat exchanger and three-phase absorption type energy storage system |
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Effective date of registration: 20200515 Address after: 050100 No.10 Xinjing Road, Jingxing mining area, Shijiazhuang City, Hebei Province Patentee after: Hebei jingkuang New Energy Technology Co., Ltd Address before: 100124 Chaoyang District, Beijing Ping Park, No. 100 Patentee before: Beijing University of Technology |