CN1570483A - Phase transformation energy accumulation flooring air-conditioner heating method and apparatus - Google Patents
Phase transformation energy accumulation flooring air-conditioner heating method and apparatus Download PDFInfo
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- CN1570483A CN1570483A CNA2004100090930A CN200410009093A CN1570483A CN 1570483 A CN1570483 A CN 1570483A CN A2004100090930 A CNA2004100090930 A CN A2004100090930A CN 200410009093 A CN200410009093 A CN 200410009093A CN 1570483 A CN1570483 A CN 1570483A
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- phase
- change material
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009825 accumulation Methods 0.000 title claims description 13
- 238000009408 flooring Methods 0.000 title description 2
- 230000009466 transformation Effects 0.000 title 1
- 239000012782 phase change material Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000007493 shaping process Methods 0.000 claims description 22
- 238000004378 air conditioning Methods 0.000 claims description 10
- 239000012774 insulation material Substances 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000004146 energy storage Methods 0.000 abstract 2
- 230000005611 electricity Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- Y02B30/125—
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- Central Heating Systems (AREA)
Abstract
The invention relates to a phase change energy storage floor air conditioner heating method and its device. It belongs to heating air condition technology field. In the invention, phase change material is adopted as energy storage medium to conduct suspended ceiling air condition and heating. Put phase change material between top floor slab and suspended ceiling. Hot water or cold water pipes connecting with heat pump or cold machine are set among phase change materials. When electric network is in its low valley, hot water or cold water generated by heat pump or cold machine makes phase change material store energy; when electric network is in its pinnacle, heat pump or cold machine stop working and use the storage energy to supply heat or cold for rooms.
Description
Technical field
The invention belongs to heating air-conditioner technical field, the method and the device of the air-conditioning heating of particularly a kind of phase-changing energy-storing floor.
Background technology
Floor heating mainly is to utilize terrestrial surface radiation, homogeneous heating, and the people can experience the double effect of radiation and Convective Heating simultaneously, and is more comfortable than convector radiator, and saves the interior space, is fit to dwelling house, office and volumed space building and uses.
The existing floor heating mode that combines with heat pump is distributed heat waterpipe in concrete.But because concrete is the sensible heat accumulation of heat, its amount of stored heat is not high, can not all transfer to the low ebb electricity price period to peak load of grid.
In recent years, along with the development of heat pump techniques, its consumption is more and more in floor air-conditioning, heating system.Heat pump both can be used for winter heating, also can be used for the refrigeration in summer, and a cover system can satisfy the instructions for use in two seasons of summer in winter; And pollution-free, the energy utilization efficiency height.Refrigeration machine is used for supplying cold summer, also is widely used.But because mostly be their service time when overall grid load reaches peak value, and do not have heat accumulation function, thereby can aggravate electrical network peak load, can not utilize the cheap of electrical network low ebb period.In addition, for the air source heat pump that use in the north, the defrost process in winter causes heat pump leaving water temperature instability, as is used for not having the heating system of accumulation of heat, can cause bigger room temperature fluctuation.
China's utility model patent (patent No.: 02204909.6) " phase-transition heat-storage electrically heating floor ", be used in combination with Electric radiant Heating Film with phase-change material, accumulation of heat in the time of the electrical network low ebb, compare with no accumulation of heat electric heating, can save operating cost, and play the effect of the peak load that disappears, but electric heating is that electric energy directly is converted to heat energy, heat production efficient than heat pump is much lower, and can only be used for heat supply in winter, can not be used for summer cooling.
Summary of the invention
The air-conditioning heating method and the device that the purpose of this invention is to provide a kind of phase-changing energy-storing floor, make phase-change material combine more energy-conservation with heat pump and play the effect of the peak load that disappears, the excessive problem of electrical network peak load that causes to solve use heat pump or refrigeration machine, the area of dividing meter in time-of-use tariffs, can reduce the electricity charge greatly, make winter heating and summer cooling more economically.
The object of the present invention is achieved like this:
A kind of phase-changing energy-storing floor air-conditioning method is characterized in that this method comprises the steps:
1) lay insulation material on the ground, to adopt phase-change material be the accumulation of energy medium and it is positioned on the insulation material layout links to each other with heat pump or cold machine among phase-change material hot water or cold water pipes;
2), make heat pump or cold machine work generation hot water or cold water make the phase-change material accumulation of energy at the electrical network low-valley interval; In electrical network peak period, heat pump or cold machine quit work, and utilize heat that phase-change material stores or cold to room heat supply or cooling.
Phase-changing energy-storing provided by the invention floor air-conditioning heating device, this device comprises heat pump or cold machine, link to each other with heat pump or cold machine and be arranged in water pipe between floor and the ground, it is characterized in that: lay insulation material on the ground, arrange shaping phase-change material above the insulation material or be mixed with the concrete material of shaping phase-change material, described water pipe is evenly distributed on shaping phase-change material or is mixed with in the concrete material of phase-change material, and wherein the shaping phase-change material of institute's blending accounts for 10～50% of weight concrete.
Phase-change material of the present invention adopts the shaping phase-change material of phase transition temperature between 15 ℃-35 ℃.
Heat pump of the present invention can adopt water resource heat pump or air source heat pump.
Phase-change material can absorb or emit a large amount of heat in phase transition process, and variations in temperature is very little in the suction exothermic process, can keep room temperature.Adopt the shaping phase-change material accumulation of heat, amount of stored heat is big, and material keeps solid forms always in the phase transition process, need not encapsulate, and does not have and leaks.
The energy utilization efficiency of heat pump is more much higher than electric heating, and phase-change material combines more energy-conservation and plays the effect of the peak load that disappears with heat pump.And a cover system can satisfy instructions for use in summer in winter.Can reduce peak load of grid, divide the area of meter can also save a large amount of electricity charge in time-of-use tariffs round the clock.
Phase-change material and air source heat pump are united use, have eliminated winter because the big shortcoming of supply water temperature fluctuation that the Defrost process causes makes air themperature and flooring temperature keep stable, more comfortable.
This phase-changing energy-storing floor air-conditioning heating device all can be used in the most of area of China.Divide the area of counting in time-of-use tariffs, can reduce the electricity charge greatly, make winter heating and summer cooling more economically.Compare with prior art, the present invention is Btu utilization efficient height not only, environmentally safe, and can fundamentally solve the problem of power supply network peak-valley difference, the bright prospects of exploiting market are arranged.Adopt the shaping phase-change material accumulation of heat, easy to use, need not encapsulate, do not have and leak.
Description of drawings
Fig. 1 is an embodiments of the invention general structure schematic diagram.
Fig. 2 is a floor of the present invention sectional view.
The specific embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present invention is further described:
As depicted in figs. 1 and 2, this air-conditioning heating device comprises heat pump 5, and floor cover 4 links to each other with heat pump and is arranged in water pipe 3, shaping phase-change material 2, insulation material 1 and control valve 6 between floor and the ground.Heat-insulation layer 1 is positioned on the ground; Shaping phase-change material 2 is on heat-insulation layer 1; Water pipe 3 is evenly distributed in the shaping phase-change material 2; Floor cover 4 is on shaping phase-change material 2, and water pipe 3 is connected with water resource heat pump 5, and control valve 6 is installed on the water pipe 3.Heat pump can adopt air source heat pump or water resource heat pump; Shaping phase-change material adopts the shaping phase-change material of phase transition temperature between 15 ℃-35 ℃, for example adopt phase transition temperature be paraffin-polystyrene of 25 ℃ as phase-change material (if change the kind of paraffin, can obtain the shaping phase-change material of different phase transition temperatures), perhaps shaping phase-change material is mixed with a certain amount of concrete, preparation phase-change material and concrete composite, to increase its thermal conductivity factor and intensity, general phase-change material accounts for 10%～50% of concrete material weight; Adopt rock wool to make heat-insulation layer or other insulation material.
Present embodiment operation principle and process are:
When using present embodiment, water resource heat pump carries out work in the time of the low ebb electricity price, and the hot water of generation enters in the floor by the crosslinked polyethylene water pipe, makes the shaping phase-change material accumulation of heat, heat pump quits work in the time of peak electricity tariff, and shaping phase-change material is emitted the heat that stores to keep indoor thermal.Can be by regulating the amount of stored heat of water temperature water speed control system phase-change material.Because the approximate constant temperature process of phase transition process, latent heat of phase change can reach 100～150kJ/kg, when thermic load is all transferred to low ebb in the time of can be the electrical network peak.
Claims (4)
1. a phase-changing energy-storing floor air-conditioning heating method is characterized in that this method comprises the steps:
1) lay insulation material on the ground, to adopt phase-change material be the accumulation of energy medium and it is positioned on the insulation material layout links to each other with heat pump or cold machine among phase-change material hot water or cold water pipes;
2), make heat pump or cold machine work generation hot water or cold water make the phase-change material accumulation of energy at the electrical network low-valley interval; In electrical network peak period, heat pump or cold machine quit work, and utilize heat that phase-change material stores or cold to room heat supply or cooling.
2. implement the floor air-conditioning heating device of method according to claim 1 for one kind, this device comprises heat pump or cold machine, link to each other with heat pump or cold machine and be arranged in water pipe between floor and the ground, it is characterized in that: lay insulation material on the ground, arrange shaping phase-change material above the insulation material or be mixed with the concrete material of shaping phase-change material, described water pipe is evenly distributed on shaping phase-change material or is mixed with in the concrete material of phase-change material, and the shaping phase-change material of institute's blending accounts for 10～50% of weight concrete.
3. according to the described device of claim 2, it is characterized in that: described phase-change material adopts the shaping phase-change material of phase transition temperature between 15 ℃-35 ℃.
4. according to claim 2 or 3 described devices, it is characterized in that: described heat pump adopts water resource heat pump or air source heat pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100090930A CN100347486C (en) | 2004-05-14 | 2004-05-14 | Phase transformation energy accumulation flooring air-conditioner heating method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100090930A CN100347486C (en) | 2004-05-14 | 2004-05-14 | Phase transformation energy accumulation flooring air-conditioner heating method and apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1570483A true CN1570483A (en) | 2005-01-26 |
| CN100347486C CN100347486C (en) | 2007-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100090930A Expired - Fee Related CN100347486C (en) | 2004-05-14 | 2004-05-14 | Phase transformation energy accumulation flooring air-conditioner heating method and apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN100347486C (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699174A (en) * | 2009-11-02 | 2010-04-28 | 华北电力大学 | Sensible heat and latent heat mixed type solar cross-season thermal storage system |
| CN102128474A (en) * | 2011-05-05 | 2011-07-20 | 杨军 | Energy-saving type radiation refrigerating and heating module |
| CN102625872A (en) * | 2009-05-11 | 2012-08-01 | 莫赫地板公司 | Tile systems with enhanced thermal properties and methods of making and using same |
| CN102997319A (en) * | 2012-11-09 | 2013-03-27 | 沈阳建筑大学 | Solar energy and sewage source heat pump combined heating system |
| CN105066217A (en) * | 2015-08-13 | 2015-11-18 | 天津大学 | Phase-change heat-storage radiant floor heating device combined with air source heat pump |
| CN105066218A (en) * | 2015-08-13 | 2015-11-18 | 天津大学 | Novel phase-change heat-storage radiant floor heating device for tail end of air source heat pump |
| CN106197111A (en) * | 2016-07-20 | 2016-12-07 | 国网北京市电力公司 | Heat accumulation heating plant, heating system and heat supply method |
| CN106643249A (en) * | 2015-10-30 | 2017-05-10 | 青岛海尔空调器有限总公司 | Radiation air conditioner and heat storage device thereof |
| CN107071937A (en) * | 2017-01-23 | 2017-08-18 | 韩援 | Automatic power-variable electric heating seat and its bed seat, padding for spring bed, palm fibre pad, floor heating structure |
| CN111207435A (en) * | 2020-01-20 | 2020-05-29 | 天津大学 | Step energy storage type air source heat pump direct condensing type floor heating system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4178727A (en) * | 1978-02-01 | 1979-12-18 | Architectural Research Corporation | Heat absorbing panel |
| JPS5995322A (en) * | 1982-11-24 | 1984-06-01 | Matsushita Electric Ind Co Ltd | Heating panel |
| CN2526708Y (en) * | 2002-03-01 | 2002-12-18 | 清华大学 | Phase change heat storage electric heating floor |
| JP2003307367A (en) * | 2002-04-15 | 2003-10-31 | Misawa Kankyo Gijutsu Kk | Air conditioner with floor heating function |
| CN2548046Y (en) * | 2002-05-14 | 2003-04-30 | 李元哲 | Air source heat pump floor board heating apparatus |
-
2004
- 2004-05-14 CN CNB2004100090930A patent/CN100347486C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102625872A (en) * | 2009-05-11 | 2012-08-01 | 莫赫地板公司 | Tile systems with enhanced thermal properties and methods of making and using same |
| CN101699174A (en) * | 2009-11-02 | 2010-04-28 | 华北电力大学 | Sensible heat and latent heat mixed type solar cross-season thermal storage system |
| CN102128474A (en) * | 2011-05-05 | 2011-07-20 | 杨军 | Energy-saving type radiation refrigerating and heating module |
| CN102997319B (en) * | 2012-11-09 | 2016-03-30 | 沈阳建筑大学 | Solar energy and sewage source heat pump compound energy utilize system |
| CN102997319A (en) * | 2012-11-09 | 2013-03-27 | 沈阳建筑大学 | Solar energy and sewage source heat pump combined heating system |
| CN105066217A (en) * | 2015-08-13 | 2015-11-18 | 天津大学 | Phase-change heat-storage radiant floor heating device combined with air source heat pump |
| CN105066218A (en) * | 2015-08-13 | 2015-11-18 | 天津大学 | Novel phase-change heat-storage radiant floor heating device for tail end of air source heat pump |
| CN105066217B (en) * | 2015-08-13 | 2018-12-21 | 天津大学 | A kind of phase-transition heat-storage radiant heating plant of floor in conjunction with air source heat pump |
| CN105066218B (en) * | 2015-08-13 | 2019-05-03 | 天津大学 | Phase-transition heat-storage radiant heating plant of floor for air source heat pump end |
| CN106643249A (en) * | 2015-10-30 | 2017-05-10 | 青岛海尔空调器有限总公司 | Radiation air conditioner and heat storage device thereof |
| CN106197111A (en) * | 2016-07-20 | 2016-12-07 | 国网北京市电力公司 | Heat accumulation heating plant, heating system and heat supply method |
| CN107071937A (en) * | 2017-01-23 | 2017-08-18 | 韩援 | Automatic power-variable electric heating seat and its bed seat, padding for spring bed, palm fibre pad, floor heating structure |
| CN107071937B (en) * | 2017-01-23 | 2024-03-29 | 芜湖市科华新型材料应用有限责任公司 | Self-changing power electric heating mat and bed mat, simmons mattress, palm cushion and floor heating structure thereof |
| CN111207435A (en) * | 2020-01-20 | 2020-05-29 | 天津大学 | Step energy storage type air source heat pump direct condensing type floor heating system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100347486C (en) | 2007-11-07 |
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Granted publication date: 20071107 |