CN208562229U - A kind of polyethylene glycol phase-change accumulation energy composite graphite plate - Google Patents

A kind of polyethylene glycol phase-change accumulation energy composite graphite plate Download PDF

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Publication number
CN208562229U
CN208562229U CN201821015162.2U CN201821015162U CN208562229U CN 208562229 U CN208562229 U CN 208562229U CN 201821015162 U CN201821015162 U CN 201821015162U CN 208562229 U CN208562229 U CN 208562229U
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layer
phase
heating
polyethylene glycol
filled
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CN201821015162.2U
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贾蓉蓉
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Dongguan Bashi Heat Management Technology Co Ltd
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Dongguan Bashi Heat Management Technology Co Ltd
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Abstract

The utility model discloses a kind of polyethylene glycol phase-change accumulation energy composite graphite plate, including bottom plate, the top of the bottom plate is equipped with heating layer, the heating layer is internally provided with heating device, the top of the heating layer is equipped with phase transformation filled layer, the middle part of the phase transformation filled layer is equipped with thermally conductive groove body, the middle part of the thermally conductive groove body is filled with graphite thermal layer, fill phase-changing energy storage material in the inside of phase transformation filled layer, by the way that graphite thermal layer is arranged in the inside of phase transformation filled layer, setting graphite thermal layer can make up the very low deficiency of phase-changing energy storage material thermal conductivity herein, improve thermal conductivity, and transfer heat to the top layer panel on upper layer, heat is utilized, here composite material may be used as heating board, when room temperature reduces, solidify the heat of release using phase-change material, compensate indoor heat demand, reduce the work of heating plant Amount, reaches energy-efficient purpose, and sealing of hole layer is arranged in the two sides up and down of phase transformation filled layer, can greatly improve the stability in use of phase-changing energy storage material, reduce the loss of phase-changing energy storage material.

Description

A kind of polyethylene glycol phase-change accumulation energy composite graphite plate
Technical field
The utility model relates to energy storage material technical field more particularly to a kind of polyethylene glycol phase-change accumulation energy composite graphites Plate.
Background technique
Facing energy crisis now, the utilization rate for improving the existing energy is of great significance.Phase-change material (PCM).
The composite material for energy storage that shaping phase-change material is made of phase-change material and macromolecule support and encapsulating material, due to The micropackaging and supporting role of macromolecule capsule material, the phase-change material as core material will not flow out when solid-liquid phase change occurs, and entire Composite material is able to maintain original shape invariance after core material fusing and has certain intensity.Shaping phase-change material because Its excellent performance becomes the hot spot of energy storage material research and concern in recent years, however organic high molecular polymer coats phase transformation material Material causes thermal conductivity very low, very big on the influence of its energy storage efficiency, and adding has the material of high thermal conductivity coefficient can be to a certain degree Such issues that upper improvement.But when loading is big, it will lead to three problems: (1) ratio decline phase-change material shared by, it is compound There are many decline of phase-change material enthalpy of phase change;(2) when loading is more, since density is larger, long-time service will lead to a small amount of phase point From;(3) there are many quality and increased costs of material.For this purpose, we provide a kind of polyethylene glycol phase-change accumulation energy composite graphite plate.
Utility model content
The purpose of this utility model is to provide a kind of polyethylene glycol phase-change accumulation energy composite graphite plates, to solve above-mentioned background The problem of being proposed in technology.
The purpose of this utility model can be achieved through the following technical solutions: a kind of polyethylene glycol phase-change accumulation energy composite graphite The top of plate, including bottom plate, the bottom plate is equipped with heating layer, and the heating layer is internally provided with heating device, the heating The top of layer is equipped with phase transformation filled layer, and the middle part of the phase transformation filled layer is equipped with thermally conductive groove body, fills out in the middle part of the thermally conductive groove body Filled with graphite thermal layer, the phase transformation filled layer is divided into upper filling part and lower filling part by the thermally conductive groove body, it is described on fill out The inside difference homogeneous vertical for filling portion and the lower filling part is equipped with filling hole, and the inside in each filling hole is filled with phase Change energy-storage material, the two sides up and down of the phase transformation filled layer are equipped with sealing of hole layer, and the lower part of the sealing of hole layer of upside is provided with Top layer panel.
The material of the phase-changing energy storage material is polyethylene glycol 400 or Macrogol 600 or polyethylene glycol-800.
The micro- diatomite of material of the phase transformation filled layer.
The inside of the bottom plate is equipped with thermal insulation material.
The inside of the heating layer is equipped with temperature sensor.
The utility model has the beneficial effects that a kind of polyethylene glycol phase-change accumulation energy composite graphite plate, inside heating layer Heating device is heated, and provides heat, and temperature is transferred to phase transformation filled layer, the inside filling phase transformation storage of phase transformation filled layer Energy material, after temperature reaches critical-temperature, phase transformation takes place in phase-changing energy storage material, after the cessation of the heating, in phase-change accumulation energy material In the process of setting of material, start to discharge heat of solidification, by the way that graphite thermal layer is arranged in the inside of phase transformation filled layer, be arranged herein Graphite thermal layer can make up the very low deficiency of phase-changing energy storage material thermal conductivity, improve thermal conductivity, and transfer heat to upper layer Top layer panel, heat is utilized, composite material here may be used as heating board, room temperature reduce when, utilize phase transformation The heat of material solidification release, compensates indoor heat demand, reduces the workload of heating plant, reach energy-efficient purpose, in phase Sealing of hole layer is arranged in the two sides up and down for becoming filled layer, can greatly improve the stability in use of phase-changing energy storage material, reduces phase transformation storage The loss of energy material.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is a kind of the schematic diagram of the section structure of polyethylene glycol phase-change accumulation energy composite graphite plate of the utility model.
Specific embodiment
As shown in Figure 1, a kind of polyethylene glycol phase-change accumulation energy composite graphite plate, including bottom plate 1, the top of the bottom plate 1 are set There is heating layer 2, the heating layer 2 is internally provided with heating device, and the top of the heating layer 2 is equipped with phase transformation filled layer 3, institute The middle part for stating phase transformation filled layer 3 is equipped with thermally conductive groove body 4, and the middle part of the thermally conductive groove body 4 is filled with graphite thermal layer 5, described to lead The phase transformation filled layer is divided into upper filling part and lower filling part by heat channel body 4, the upper filling part and the lower filling part Homogeneous vertical is equipped with filling hole 6 respectively for inside, and the inside in each filling hole 6 is filled with phase-changing energy storage material 7, the phase The two sides up and down for becoming filled layer 3 are equipped with sealing of hole layer 8, and the lower part of the sealing of hole layer 8 of upside is provided with top layer panel 9.
The material of the phase-changing energy storage material 7 is polyethylene glycol 400 or Macrogol 600 or polyethylene glycol-800.
The micro- diatomite of material of the phase transformation filled layer 3.
The inside of the bottom plate 1 is equipped with thermal insulation material.
The inside of the heating layer 2 is equipped with temperature sensor.
When in use, heating layer 2 is set on the top of bottom plate 1, is heated by the heating device inside heating layer 2, Heat is provided, and temperature is transferred to phase transformation filled layer 3, the inside setting of phase transformation filled layer 3 fills hole 6 to fill phase-change accumulation energy Material 7, after temperature reaches critical-temperature, phase transformation takes place in phase-changing energy storage material 7, and phase-changing energy storage material 7 can be poly- second two Alcohol 400 or Macrogol 600 or polyethylene glycol-800, when phase-changing energy storage material 7 melts completely, the heat master of the offer of heating layer 2 It to be stored by the phase-changing energy storage material 7 inside phase transformation filled layer 3, after the cessation of the heating, in the solidification of phase-changing energy storage material 7 In the process, start discharge heat of solidification, by the inside of phase transformation filled layer 3 be arranged graphite thermal layer 5, graphite have density it is small, The advantages that good heat conduction effect, graphite thermal layer 5 is arranged herein can make up the very low deficiency of 7 thermal conductivity of phase-changing energy storage material, Thermal conductivity is improved, and transfers heat to the top layer panel 9 on upper layer, heat is utilized, composite material here can be used Make heating board, when room temperature reduces, solidifies the heat of release using phase-change material, compensate indoor heat demand, reduce for hot charging The workload set reaches energy-efficient purpose, and sealing of hole layer 8 is arranged in the two sides up and down of phase transformation filled layer 3, can greatly improve phase transformation The stability in use of energy storage material 7 reduces the loss of phase-changing energy storage material 7, guarantees the energy-storage function of phase-changing energy storage material 7;Phase The material for becoming filled layer 3 can be diatomite, and diatomite is with fine and smooth, loose, light, porous, water imbibition is strong and permeability is strong Speciality;The material of phase-changing energy storage material 7 is polyethylene glycol 400 or Macrogol 600 or polyethylene glycol-800.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art Member makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from reality With novel structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.

Claims (5)

1. a kind of polyethylene glycol phase-change accumulation energy composite graphite plate, including bottom plate, which is characterized in that the top of the bottom plate, which is equipped with, to be added Thermosphere, the heating layer are internally provided with heating device, and the top of the heating layer is equipped with phase transformation filled layer, and the phase transformation is filled out The middle part for filling layer is equipped with thermally conductive groove body, and the middle part of the thermally conductive groove body is filled with graphite thermal layer, and the thermally conductive groove body will be described Phase transformation filled layer is divided into filling part and lower filling part, and the inside of the upper filling part and the lower filling part is uniformly perpendicular respectively Straight to be equipped with filling hole, the inside in each filling hole is filled with phase-changing energy storage material, and up and down the two of the phase transformation filled layer Side is equipped with sealing of hole layer, and the lower part of the sealing of hole layer of upside is provided with top layer panel.
2. a kind of polyethylene glycol phase-change accumulation energy composite graphite plate according to claim 1, which is characterized in that the phase transformation storage The material of energy material is polyethylene glycol 400 or Macrogol 600 or polyethylene glycol-800.
3. a kind of polyethylene glycol phase-change accumulation energy composite graphite plate according to claim 1, which is characterized in that the phase transformation is filled out Fill the micro- diatomite of material of layer.
4. a kind of polyethylene glycol phase-change accumulation energy composite graphite plate according to claim 1, which is characterized in that the bottom plate Inside is equipped with thermal insulation material.
5. a kind of polyethylene glycol phase-change accumulation energy composite graphite plate according to claim 1, which is characterized in that the heating layer Inside be equipped with temperature sensor.
CN201821015162.2U 2018-06-29 2018-06-29 A kind of polyethylene glycol phase-change accumulation energy composite graphite plate Active CN208562229U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821015162.2U CN208562229U (en) 2018-06-29 2018-06-29 A kind of polyethylene glycol phase-change accumulation energy composite graphite plate

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Application Number Priority Date Filing Date Title
CN201821015162.2U CN208562229U (en) 2018-06-29 2018-06-29 A kind of polyethylene glycol phase-change accumulation energy composite graphite plate

Publications (1)

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CN208562229U true CN208562229U (en) 2019-03-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10914293B2 (en) 2018-06-20 2021-02-09 David Alan McBay Method, system and apparatus for extracting heat energy from geothermal briny fluid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10914293B2 (en) 2018-06-20 2021-02-09 David Alan McBay Method, system and apparatus for extracting heat energy from geothermal briny fluid

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