CN103528122A - Efficient movable phase change heat storage heating device - Google Patents

Efficient movable phase change heat storage heating device Download PDF

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Publication number
CN103528122A
CN103528122A CN201310491186.0A CN201310491186A CN103528122A CN 103528122 A CN103528122 A CN 103528122A CN 201310491186 A CN201310491186 A CN 201310491186A CN 103528122 A CN103528122 A CN 103528122A
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heat
accumulation
pipe
heat storage
casing
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CN201310491186.0A
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CN103528122B (en
Inventor
马洪涛
俞铁铭
田鑫
孙少鹏
童航
王光培
蒋文
宁玉琴
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Huadian Electric Power Research Institute Co Ltd
Hangzhou State Power Machinery Research and Design Institute Co Ltd
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Huadian Electric Power Research Institute Co Ltd
Hangzhou State Power Machinery Research and Design Institute Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14Thermal energy storage

Abstract

The invention relates to an efficient movable phase change heat storage heating device. At present, a movable phase change heat storage heating device which does not require a pipe network and is high in heat energy recovery efficiency does not exist. The efficient movable phase change heat storage heating device is characterized by comprising a heat storage tank, a heat storage assembly, a steam pipe, a cold water pipe, a plurality of heating pipe rows, a bottom hot water pipe, a condensed water pipe, a hot water thermoregulation pipe and an air exhaust pipe. The heat storage assembly comprises a plurality of heat storage aluminum foil bags, phase change materials are arranged in the heat storage aluminum foil bags, the heat storage aluminum foil bags are installed inside the heat storage tank, each heating pipe row comprises a plurality of steam branch pipes, the heating pipe rows are perpendicularly installed inside the heat storage tank, the cold water pipe comprises a main pipe body and a plurality of branch pipe bodies, the branch pipe bodies are all perpendicularly fixed to the main pipe body and arranged in parallel, the bottom hot water pipe is located on the lower middle portion of the heat storage tank, and the two ends of the hot water thermoregulation pipe are connected to the cold water pipe and the bottom hot water pipe respectively. The efficient movable phase change heat storage heating device is reasonable in structural design and high in heat energy recovery efficiency.

Description

A kind of efficient packaged type phase change heat storage heat supply device
Technical field
The present invention relates to a kind of efficient packaged type phase change heat storage heat supply device, particularly relate to a kind of efficient packaged type phase transition heat accumulation unit that reclaims industrial exhaust heat and used heat, is that a kind of high efficiency of energy stores and release tech, belongs to energy-conservation and heating field.
Background technology
At present, there is following two large problems in urban energy: 1) owing to cannot entering concentrated heat supply network, a large amount of industrial exhaust heats are not utilized effectively; 2) rely on and provide boiler heat supplying for oneself, the situation of the dual loss of the energy and waste is very serious.In production of energy, output and use procedure, asynchronous on time, space is to cause energy waste, one of the main reasons that energy use efficiency is low.
For the problems referred to above, mobile heat storage technology can will be interrupted, dispersion, unsettled heat energy effectively stores and applies, and effectively solves the problem of the dual waste of the energy, can effectively substitute, reduce the waste of disposable non-renewable energy resources.Utilize mobile storage heating equipment the waste heat recovery of the high energy-consuming enterprises such as power plant, steel mill, chemical plant, coke-oven plant can be stored, the user that using amount of hot water the is larger all the year round places such as near the hotel then heat energy being transported to, bath center, school, residential quarter, for it provides domestic hot-water or heating; Can also the idle heating power production capacity of the steam power plant of central heating be used at non-heating period, be supplied to the unit that needs heat energy.
The applying of mobile heat storage technology both can make waste heat discharge enterprise reduce thermal pollution, reduced again heat energy user's fuel consumption, reduced operating cost, reduced the discharge of carbon dioxide.Now just there are some for reclaiming the packaged type device of industrial exhaust heat and used heat, if open day is on November 03rd, 2010, in the Chinese patent that publication number is CN201621764U, disclose the remaining used heat movable heating device of a kind of industry; Open day is on 05 19th, 2010, in the Chinese patent that publication number is CN201476261U, discloses a kind of Intelligent movable heating equipment; Open day is on 02 02nd, 2011, in the Chinese patent that publication number is CN101963469A, discloses a kind of phase-change material heat storage heat supply device; Open day is on 02 01st, 2006, in the Chinese patent that publication number is CN2755550, discloses a kind of Moval phase; And, open day is on 02 09th, 2011, publication number is in the Chinese patent of CN101968240A, a kind of movable heating device and method of utilizing phase change heat storage balls disclosed, all disclose a kind of equipment and device that utilizes thermal storage and energy accumulation technology to carry out mobile heat supply, still, the structural design of these devices is reasonable not, use inconvenience, energy recovery efficiency is not high.
In sum, also there is no at present a kind of reasonable in design, easy to use, without pipe network, the packaged type phase change heat storage heat supply device that energy recovery efficiency is high.
Summary of the invention
The object of the invention is to overcome above shortcomings in prior art, and a kind of reasonable in design is provided, easy to use, without pipe network, the efficient packaged type phase change heat storage heat supply device that energy recovery efficiency is high.
The present invention addresses the above problem adopted technical scheme: the design feature of this efficient packaged type phase change heat storage heat supply device is: comprise accumulation of heat casing, accumulation of heat assembly, jet chimney, cold water pipes, several heating tube row, Base Heat waterpipe, condensing water conduit, hot water temperature adjustment pipeline and blast pipe, the inwall of described accumulation of heat casing is provided with heat-insulation layer, described accumulation of heat assembly comprises several accumulation of heat aluminium foil bags, in described accumulation of heat aluminium foil bag, be provided with phase-change material, this accumulation of heat aluminium foil bag is arranged in accumulation of heat casing; Several steam subtubes are drawn together in described heating tube package, this heating tube row be vertically mounted in accumulation of heat casing, described heating tube row's top and bottom are respectively arranged with pipe row's import and pipe outlet, this heating tube row and accumulation of heat aluminium foil bag alternative arrangement, described jet chimney and condensing water conduit are installed in accumulation of heat casing one side, and this jet chimney and condensing water conduit are connected in heating tube row's pipe row's import and pipe outlet; Described cold water pipes comprises main pipe and several arm, and described several arms are all vertically fixed on main pipe, between several arms, is parallel to each other, and described cold water pipes is arranged in accumulation of heat casing, this cold water pipes be positioned at accumulation of heat assembly directly over; Described Base Heat waterpipe is arranged in the below of accumulation of heat casing, and the two ends of described hot water temperature adjustment pipeline are connected on cold water pipes and Base Heat waterpipe, and described blast pipe is arranged on the top of accumulation of heat casing.The waste heat, the Waste Heat Recovery that make thus the present invention the highly energy-consuming units such as steam power plant, steel mill can be discharged, and without pipe network, as long as whole device is fixed on tractor and can supplies with the user that another area needs heat energy by transportation, use very convenient, flexibility is very high, can improve the utilization ratio of the energy, reduce the use of the fossil fuels such as coal, reach the object of energy-saving and emission-reduction.
As preferably, the steam subtube in heating tube row of the present invention is arc type structure.
As preferably, accumulation of heat aluminium foil bag modularization of the present invention is arranged in accumulation of heat casing.
As preferably, accumulation of heat casing of the present invention is provided with several thermal storage units, described accumulation of heat aluminium foil bag comprises phase-change material and aluminium foil bag, after phase-change material fusing, be evacuated and be packaged in aluminium foil bag, connect accumulation of heat aluminium foil bag more and be divided into many rows and be vertically fixed in thermal storage unit, thermal storage unit is fixed on accumulation of heat module frame with slip draw-in groove form, and accumulation of heat module frame blocks with angle steel, and with bolt fixing with accumulation of heat casing in, quick detachable and safeguard when device is used.
As preferably, arm of the present invention is provided with several discharge orifices.
The present invention compared with prior art, have the following advantages and effect: reasonable in design, easy to use, flexible, without pipe network, widely applicable, energy recovery efficiency is high, can effectively waste heat, the Waste Heat Recovery of highly energy-consuming unit's discharges such as steam power plant, steel mill be got up, and without pipe network, as long as whole device is fixed on tractor and can supplies with the user that another area needs heat energy by transportation.Along with current country banning coal-burning boiler, the rise of Gas Prices, and the highlighting of the phenomenon such as the sectional center of heat supply network pipe network is sex-limited, of the present invention applying will be brought larger economic benefit and social benefit, has promotional value and development prospect widely.
It is carrier regenerator that the phase-change material of high heat storage density is take in the present invention, and during use, falling heat-transfer medium in accumulation of heat casing, during charging process, carries out the power conversion between afterheat steam and phase-change material by heat-conducting medium.Heating arrangement is Multi-layer warming pipe row, and heating tube row ordered arrangement, between accumulation of heat assembly, makes heat transmission more even, and heating tube row is bow type structure, increases the stroke of pipeline, increases heat exchange area, improves overall heat-transfer coefficient.Cold water pipes in the present invention can be fishbone shape structure, and the top of accumulation of heat casing is distributed with some cold water spouts, makes the distribution of cold water in casing more even.
The present invention can be provided with terminal control system, to adopting hot fluid, phase-change material, heat-conducting medium carries out Real-Time Monitoring and adjusting, when the temperature in hot water out pipe road sets value higher than user, motor-driven valve on terminal control system meeting active adjustment cold water pipes and hot water temperature adjustment pipeline, reduce the influent stream amount of cold water, the combined amount of cold water and hot water in increase hot water temperature adjustment pipeline, thereby the water temperature of hot water in reduction Base Heat waterpipe, make water main's temperature reach user's request, make to use convenient.
The present invention utilizes the high energy consumption units such as steam power plant, steel plant, chemical plant with waste heat, the used heat of vapor form discharge, for hot user is for warm domestic hot-water supply, apparatus structure is simply compact, heat exchange efficiency is high, energy storage density is high, intellectuality is controlled, be convenient to the features such as maintenance management, change traditional pipeline for steam mode, realization is to heating system peak load shifting, the object of energy-saving and emission-reduction.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of efficient packaged type phase change heat storage heat supply device in the embodiment of the present invention.
Fig. 2 is the left TV structure schematic diagram of Fig. 1.
Fig. 3 is the structural representation of heating tube row in the embodiment of the present invention.
Fig. 4 is the structural representation of cold water pipes in the embodiment of the present invention.
Fig. 5 is the structural representation of arm in the embodiment of the present invention.
In schematic diagram, accumulation of heat casing is 1, and accumulation of heat assembly is 2, heat-conducting medium water is 3, and steam inlet is 4, and condensate water outlet is 5, jet chimney is 6, and cold water inlet is 7, and hot water outlet is 8, cold water pipes is 9, arm 10, and discharge orifice is 11, heating tube row is 12, and Base Heat waterpipe is 13, and condensing water conduit is 14, hot water temperature adjustment pipeline is 15, and blast pipe is 16.
The specific embodiment
Below in conjunction with accompanying drawing and by embodiment, the present invention is described in further detail, and following examples are explanation of the invention and the present invention is not limited to following examples.
Embodiment.
Referring to Fig. 1 to Fig. 5, efficient packaged type phase change heat storage heat supply device in the present embodiment comprises accumulation of heat casing 1, accumulation of heat assembly 2, jet chimney 6, cold water pipes 9, several heating tube row 12, Base Heat waterpipe 13, condensing water conduit 14, hot water temperature adjustment pipeline 15 and blast pipe 16, wherein, the inwall at accumulation of heat casing 1 is provided with heat-insulation layer.
Accumulation of heat assembly 2 in the present embodiment comprises several accumulation of heat aluminium foil bags, in accumulation of heat aluminium foil bag, is provided with phase-change material, and this accumulation of heat aluminium foil bag modularization is arranged in accumulation of heat casing 1.Generally, in accumulation of heat casing 1, be provided with the thermal storage unit that several vertical shapes are installed, accumulation of heat aluminium foil bag comprises phase-change material and aluminium foil bag, after phase-change material fusing, be evacuated and be packaged in aluminium foil bag, connect accumulation of heat aluminium foil bag more and be divided into many rows and be vertically fixed in thermal storage unit, thermal storage unit is fixed on accumulation of heat module frame with slip draw-in groove form.The present invention can select multilayer accumulation of heat module according to actual size, and framework integral body is blocked by angle steel, and is fixed in accumulation of heat casing 1 with bolt, quick detachable and maintenance when device is used.
Heating tube row 12 in the present embodiment comprises several steam subtubes, this heating tube row 12 is vertically mounted in accumulation of heat casing 1, heating tube row 12 top and bottom are respectively arranged with pipe row's import and pipe outlet, and this heating tube row 12 and accumulation of heat aluminium foil bag alternative arrangement are convenient to dismounting and safeguard.Generally, the steam subtube in heating tube row 12 is arc type structure.
Jet chimney 6 in the present embodiment and condensing water conduit 14 are installed in a side of accumulation of heat casing 1, and this jet chimney 6 and condensing water conduit 14 are connected in heating tube row 12 pipe row's import and pipe outlet.
Cold water pipes 9 in the present embodiment comprises main pipe and several arm 10, and several arms 10 are all vertically fixed on main pipe, between several arms 10, is parallel to each other, and is provided with several discharge orifices 11 at the two ends of arm 10.Cold water pipes 9 is arranged in accumulation of heat casing 1, this cold water pipes 9 be positioned at accumulation of heat assembly 2 directly over.On main pipe, there is cold water inlet 7.
Base Heat waterpipe 13 in the present embodiment is arranged in the below of accumulation of heat casing 1, and the two ends of described hot water temperature adjustment pipeline 15 are connected on cold water pipes 9 and Base Heat waterpipe 13, and described blast pipe 16 is arranged on the top of accumulation of heat casing 1.
In the present embodiment, the inwall of accumulation of heat casing 1 is provided with heat-insulation layer 1, prevent that heat is toward external diffusion, when carrying out accumulation of heat, the interior falling heat-transfer WATER AS FLOW MEDIUM 3 of accumulation of heat casing 1, phase-change material is packaged in the aluminium foil bag of 100 100mm, accumulation of heat assembly 2 is divided into many rows and is vertically fixed in thermal storage unit for connect accumulation of heat aluminium foil bag more, and thermal storage unit is fixed in accumulation of heat module frame with slip draw-in groove form.Heat exchange structure is Multi-layer warming pipe row 12, and ordered arrangement, between accumulation of heat assembly 2, makes heat transmission more even, and steam subtube is bow type structure, increases the stroke of pipeline, increases heat exchange area, improves overall heat-transfer coefficient.
Efficient packaged type phase change heat storage heat supply device in the present embodiment can utilize the high energy consumption units such as steam power plant, steel plant, chemical plant with waste heat, the used heat of vapor form discharge, for hot user is for warm domestic hot-water supply.When accumulation of heat, the steam inlet 4 on jet chimney 6 is for being connected to the steam pipe of the high energy consumption units such as power plant, steel plant, chemical plant; When heat release, the hot water outlet 8 on Base Heat waterpipe 13 is for being connected to user's hot water supply pipe; When accumulation of heat, the condensate water outlet 5 on condensing water conduit 14 can be connected on extraneous container, collects condensate water.
Efficient packaged type phase change heat storage heat supply device in the present embodiment is divided into heat-accumulating process and exothermic process in use, when carrying out heat-accumulating process, first in the inner falling heat-transfer WATER AS FLOW MEDIUM 3 of accumulation of heat casing 1, steam enters by the steam inlet 4 on jet chimney 6, along jet chimney 6, rise to top, enter the steam subtube in each heating tube row 12, the heat-conducting medium water 3 of heating accumulation of heat casing 1 inside, the temperature of heat-conducting medium 3 is constantly raise, the wall of each the accumulation of heat aluminium foil bag of heat in accumulation of heat assembly 2 is transmitted in the phase change heat storage material in accumulation of heat aluminium foil bag by heat, the temperature of phase change heat storage material raises gradually, before not reaching phase transformation temperature points, phase change heat storage material absorbs and stores sensible heat, when reaching phase transformation temperature points, phase change heat storage material starts to undergo phase transition, phase change heat storage material generation states of matter changes, absorb heat simultaneously, now phase change heat storage material stores latent heat, when temperature surpasses phase transformation temperature points, phase change heat storage material continues heat absorption and stores sensible heat, when phase change heat storage material temperature measurer shows that whole heat-storing materials reach phase transition temperature or surpass uniform temperature, temperature signal feeds back to terminal control unit, electric control valve on steam regulation steam inlet pipe cuts out, heat-accumulating process finishes.
Efficient packaged type phase change heat storage heat supply device in the present embodiment is when carrying out exothermic process, extraneous cold water enters by the cold water inlet 7 in cold water pipes 9, through cold water pipes 9, cold water is delivered to the top of accumulation of heat casing 1, then from the discharge orifice 11 of arm 10, be sprayed in whole accumulation of heat casing 1, the phase change heat storage material of heat in each accumulation of heat aluminium foil bag conducted and is delivered to wall by heat, carry out heat convection with cold water, water temperature is raise and become hot water, after heat exchange, hot water comes together in hot water manifold 14, hot water outlet 8 in Base Heat waterpipe 13 is connected with hot user, the hot water of 35-80 ℃ is provided, realize heat release function.
In order better to guarantee that user's hot water supply temperature is the requirement of 35-80 ℃, the present invention can be provided with temperature sensor, motor-driven valve and control terminal in accumulation of heat casing 1, to form heat supply temperature regulating system, temperature sensor is for detection of final outflow water temperature, and Base Heat waterpipe 13 and hot water temperature adjustment pipeline 15 can be provided with motor-driven valve.Temperature sensor sends control terminal to the final outflow water temperature detecting, regulate the aperture of outlet at bottom and hot water outlet and cold fluid pipeline connecting line motor-driven valve, constantly regulate the water yield of cold water in Base Heat waterpipe 13 and hot water temperature adjustment pipeline 15, guarantee that the supply water temperature of hot water outlet 8 is in the scope of setting.At the top of accumulation of heat casing 1, be provided with blast pipe 16, when the pressure of accumulation of heat casing 1 inside surpasses warning value, can open pressure motor-driven valve and carry out exhaust pressure relief.Can also on water supply line, be provided with flow sensor, pressure sensor and tubing pump, flow sensor, temperature sensor and pressure sensor are monitored adopting flow, temperature, the pressure of hot fluid, and hot water flows to user through tubing pump.
In addition, it should be noted that, the specific embodiment described in this description, the shape of its parts, institute's title of being named etc. can be different, and the above content described in this description is only to structure example of the present invention explanation.All equivalence variation or simple change of doing according to described structure, feature and the principle of patent design of the present invention, are included in the protection domain of patent of the present invention.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present invention or surmount this scope as defined in the claims, all should belong to protection scope of the present invention.

Claims (5)

1. an efficient packaged type phase change heat storage heat supply device, it is characterized in that: comprise accumulation of heat casing, accumulation of heat assembly, jet chimney, cold water pipes, several heating tube row, Base Heat waterpipe, condensing water conduit, hot water temperature adjustment pipeline and blast pipe, the inwall of described accumulation of heat casing is provided with heat-insulation layer, described accumulation of heat assembly comprises several accumulation of heat aluminium foil bags, in described accumulation of heat aluminium foil bag, be provided with phase-change material, this accumulation of heat aluminium foil bag is arranged in accumulation of heat casing; Several steam subtubes are drawn together in described heating tube package, this heating tube row be vertically mounted in accumulation of heat casing, described heating tube row's top and bottom are respectively arranged with pipe row's import and pipe outlet, this heating tube row and accumulation of heat aluminium foil bag alternative arrangement, described jet chimney and condensing water conduit are installed in accumulation of heat casing one side, and this jet chimney and condensing water conduit are connected in heating tube row's pipe row's import and pipe outlet; Described cold water pipes comprises main pipe and several arm, and described several arms are all vertically fixed on main pipe, between several arms, is parallel to each other, and described cold water pipes is arranged in accumulation of heat casing, this cold water pipes be positioned at accumulation of heat assembly directly over; Described Base Heat waterpipe is arranged in the below of accumulation of heat casing, and the two ends of described hot water temperature adjustment pipeline are connected on cold water pipes and Base Heat waterpipe, and described blast pipe is arranged on the top of accumulation of heat casing.
2. efficient packaged type phase change heat storage heat supply device according to claim 1, is characterized in that: the steam subtube in described heating tube row is arc type structure.
3. efficient packaged type phase change heat storage heat supply device according to claim 1, is characterized in that: described accumulation of heat aluminium foil bag modularization is arranged in accumulation of heat casing.
4. efficient packaged type phase change heat storage heat supply device according to claim 1, it is characterized in that: described accumulation of heat casing is provided with several thermal storage units, described accumulation of heat aluminium foil bag comprises phase-change material and aluminium foil bag, after phase-change material fusing, be evacuated and be packaged in aluminium foil bag, connect accumulation of heat aluminium foil bag is divided into many rows and is vertically fixed in thermal storage unit more, thermal storage unit is fixed on accumulation of heat module frame with slip draw-in groove form, accumulation of heat module frame blocks with angle steel, and with bolt fixing with accumulation of heat casing in, quick detachable and safeguard when device is used.
5. efficient packaged type phase change heat storage heat supply device according to claim 1, is characterized in that: described arm is provided with several discharge orifices.
CN201310491186.0A 2013-10-18 2013-10-18 A kind of packaged type phase change heat storage heat supply device Active CN103528122B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106931563A (en) * 2015-12-31 2017-07-07 青岛海尔智能技术研发有限公司 Natural cold scattering formula air-conditioning equipment
CN108225080A (en) * 2018-01-31 2018-06-29 华南理工大学 A kind of coiled pipe regenerative heat exchanger
CN108709446A (en) * 2018-07-25 2018-10-26 内蒙古工业大学 A kind of removable quick thermal storage and energy accumulation device of latent heat-sensible heat-latent heat step phase transformation
CN110373160A (en) * 2019-01-28 2019-10-25 山东知能新能源科技有限公司 A kind of application of hot phase-change heat-storage material in movable multifunctional heat-storing device
CN111442677A (en) * 2020-04-03 2020-07-24 山东华春新能源有限公司 Movable energy supply device capable of quickly descaling

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CN102748795A (en) * 2012-03-28 2012-10-24 湖南省汇通热源技术有限责任公司 Phase-change heat accumulation and supply device
CN103090455A (en) * 2013-02-06 2013-05-08 青岛奥环新能源科技发展有限公司 Multifunctional mobile heat storing and discharging method and mobile heat supplying device
CN203131961U (en) * 2013-03-15 2013-08-14 青岛奥环新能源科技发展有限公司 Heat-pipe type moving heat supplying phase change heat storage device
CN203586371U (en) * 2013-10-18 2014-05-07 华电电力科学研究院 Mobile efficient phase change heat storage and supply device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1089732A (en) * 1996-09-11 1998-04-10 Kume Sekkei:Kk Air-conditioning device of latent heat storage type and air-conditioning method of latent heat storage type
CN102748795A (en) * 2012-03-28 2012-10-24 湖南省汇通热源技术有限责任公司 Phase-change heat accumulation and supply device
CN103090455A (en) * 2013-02-06 2013-05-08 青岛奥环新能源科技发展有限公司 Multifunctional mobile heat storing and discharging method and mobile heat supplying device
CN203131961U (en) * 2013-03-15 2013-08-14 青岛奥环新能源科技发展有限公司 Heat-pipe type moving heat supplying phase change heat storage device
CN203586371U (en) * 2013-10-18 2014-05-07 华电电力科学研究院 Mobile efficient phase change heat storage and supply device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106931563A (en) * 2015-12-31 2017-07-07 青岛海尔智能技术研发有限公司 Natural cold scattering formula air-conditioning equipment
CN108225080A (en) * 2018-01-31 2018-06-29 华南理工大学 A kind of coiled pipe regenerative heat exchanger
CN108709446A (en) * 2018-07-25 2018-10-26 内蒙古工业大学 A kind of removable quick thermal storage and energy accumulation device of latent heat-sensible heat-latent heat step phase transformation
CN110373160A (en) * 2019-01-28 2019-10-25 山东知能新能源科技有限公司 A kind of application of hot phase-change heat-storage material in movable multifunctional heat-storing device
CN111442677A (en) * 2020-04-03 2020-07-24 山东华春新能源有限公司 Movable energy supply device capable of quickly descaling

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