CN104976765B - A kind of phase-change heat storage type electric water heater - Google Patents
A kind of phase-change heat storage type electric water heater Download PDFInfo
- Publication number
- CN104976765B CN104976765B CN201510464321.1A CN201510464321A CN104976765B CN 104976765 B CN104976765 B CN 104976765B CN 201510464321 A CN201510464321 A CN 201510464321A CN 104976765 B CN104976765 B CN 104976765B
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- Prior art keywords
- circulatory mediator
- phase
- heat
- water
- change material
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 238000005338 heat storage Methods 0.000 title claims abstract description 27
- 239000012782 phase change material Substances 0.000 claims abstract description 40
- 239000008399 tap water Substances 0.000 claims abstract description 8
- 235000020679 tap water Nutrition 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims description 9
- 230000009183 running Effects 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000012153 distilled water Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010992 reflux Methods 0.000 claims description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
- F24H7/0208—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid using electrical energy supply
- F24H7/0233—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid using electrical energy supply the transfer fluid being water
- F24H7/0241—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid using electrical energy supply the transfer fluid being water with supplementary heating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/0018—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters using electric energy supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/002—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release using electrical energy supply
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to a kind of phase-change heat storage type electric water heaters, including phase change material device, the phase change material device includes a shell, it is filled with phase-change material inside the shell, heat-exchange tube is embedded in phase-change material, one end of the heat-exchange tube is connected with circulatory mediator and enters pipe, the other end is connected with circulatory mediator effuser, the circulatory mediator enters external circulatory mediator return duct between pipe and the circulatory mediator effuser, circulatory mediator enters pipe, heat-exchange tube, circulatory mediator effuser and circulatory mediator return duct constitute the circulatory system for circulatory mediator flowing, it is sequentially set with circulating pump on circulatory mediator return duct, electric heater, function switch valve and heat exchanger, heat exchanger is equipped with water inlet pipe and outlet pipe for heating tap water.Compared with prior art, the present invention mainly utilizes the high heat storage of phase-change material, in advance after heat accumulation, can provide the user with the comfortable user experience of plug and play hot water, the hot water duration is long, and hot water yield is more, securely and reliably.
Description
Technical field
The present invention relates to a kind of electric heaters, more particularly, to a kind of phase-change heat storage type electric water heater.
Background technology
Existing stored energy type electric water heater is supplied to directly heating the water in water heater using heating element
The use of user's live and work, there is thermal storage containers to cause water heater volume big greatly, and quality is big, of high cost, is mounted on room
It is interior, occupy user's interior space, influence installing and using for heat storage electric water heater, and it is long in heat storage electric water heater liner when
Between store a large amount of water, there are certain corrosivity so that reduced service life, grow bacteria effect health.In addition, existing
Heat storage electric water heater is unable to plug and play, cannot meet need of the user in present society in the work and life of high rhythm
It asks.
102654308 A of Chinese patent CN disclose a kind of phase-change heat storage type electric water heater, including an outer cover of water heater,
It is provided with thermal insulation material in the outer cover of water heater, includes several containers in the outer cover of water heater, described several
It is separately filled with phase-change material in container, heat-exchange tube, one end connection of the heat-exchange tube are embedded in the phase-change material
There are water inlet pipe, the other end to be connected with outlet pipe, a return pipe, the return water are connected between the water inlet pipe and the outlet pipe
It is provided with circulating pump and water container on pipe, electric heater, the circulating pump and the electric heater are installed in the water container
It is electrically connected a controller, the controller is fixed on the outer cover of water heater.The phase-change heat storage type electric water heater, mainly
Using the high heat storage of phase-change material, in advance after heat accumulation, hot water anywhere or anytime can be provided the user with, the hot water duration is long,
Hot water yield is more, securely and reliably.But in the patent, return pipe, circulating pump and water container are integrated in outer cover of water heater, are led
It causes structure setting complex, and is not easy to safeguard and change.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide one kind is small, uses the longevity
Order the high phase-change heat storage type electric water heater of length, plug and play, storage density.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of phase-change heat storage type electric water heater, including phase change material device, the phase change material device include a shell, outside
It is filled with phase-change material in shell, heat-exchange tube is embedded in phase-change material, one end of the heat-exchange tube is connected with cycle and is situated between
Matter enters pipe, and the other end is connected with circulatory mediator effuser, the circulatory mediator enter pipe and the circulatory mediator effuser it
Between external circulatory mediator return duct, the circulatory mediator enters pipe, heat-exchange tube, circulatory mediator effuser and circulatory mediator
Return duct constitutes the circulatory system for circulatory mediator flowing, be sequentially set on the circulatory mediator return duct circulating pump,
Electric heater, function switch valve and heat exchanger, the heat exchanger are equipped with water inlet pipe and outlet pipe for heating tap water.
It is provided with water flow detector on the outlet pipe.
The circulating pump, water flow detector, electric heater connect controller simultaneously.
The water flow detector is composite structure one or two kinds of in water flow switch or water flow sensing unit.
The circulatory mediator that external supplementary energy is respectively arranged on the circulatory mediator return duct at function switch valve both ends is pre-
It stays into pipe and circulatory mediator and reserves effuser.
It is provided with relief valve on the circulatory mediator return duct.
The circulatory mediator return duct is equipped with phase-change material leak detecting device, the phase-change material leak detection
Device is one or more composite structures in aluminum pipe, zinc pipe, magnesium pipe or pH value detector.
The function switch valve is one or more composite structures in ball valve, motor-driven valve or solenoid valve.
The circulatory mediator is one or more combinations in tap water, distilled water, anti-icing fluid or conduction oil.
The operational mode of the phase-change heat storage type electric water heater of the present invention can be divided into electric heater operational mode, band electric hot water
Other supplementary energy mixed running patterns of device.
Electric heater operational mode：Operating status when being opened for function switch valve, when temperature is less than setting value, control
Device starts circulating pump and electric heater, circulatory mediator follow in the heat-exchange tube in circulatory mediator return duct and phase change material device
Ring transfers heat to phase-change material and stores, and temperature reaches setting value circulating pump and electric heater is stopped.When with water,
Water flow detector detect heat exchanger upper water-out pipe with after water signal, circulating pump is opened, and circulatory mediator is inhaled by phase-change material
It takes and tap water is transmitted to for users to use by heat exchanger after heat.Plug and play can be achieved by being controlled on the time in this function, carries
For comfortable user experience.
Other supplementary energy mixed running patterns of band electric heater：Refer to and other supplementary energy mixed runnings, function at this time
Switching valve is closed state, other energy resource systems, such as heat collector etc., cycle inlet temperature is coordinated to be set higher than certain in the circulatory system
When definite value, controller starts circulating pump, and circulatory mediator recycles in circulatory mediator return duct and auxiliary energy system, heat is passed
It passs phase-change material and stores, when temperature is less than setting value, be stopped.Made for user by heat exchanger heat hot water with water side
With.This function can utilize heat pump, solar energy these supplementary energies, and utilize these unstable energy work in optimum operation benefit
Make, to meet heat storage capacity.
Compared with prior art, the present invention has the advantages that：
1, phase-change heat storage type electric water heater of the invention has small size, and the long-life, comfortable to experience, plug and play etc. is excellent
Point.
2, phase-change heat storage electric water heater of the invention, the main high heat storage for utilizing phase-change material, in advance after heat accumulation, energy
The comfortable user experience of plug and play hot water is provided the user with, the hot water duration is long, and hot water yield is more, securely and reliably, saves
Period of reservation of number disclosure satisfy that the demand of the high rhythm work of user and life.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
In figure, 1 is heat-exchange tube, and 2 be phase-change material, and 3 be phase change material device, and 4 be circulating pump, and 5 be electric heater, 6
It is function switch valve for relief valve, 7,8 enter pipe for circulatory mediator is reserved, and 9 reserve effuser for circulatory mediator, and 10 be heat exchange
Device, 11 be water flow detector, and 12 be water inlet pipe, and 13 be outlet pipe, and 14 enter pipe for circulatory mediator, and 15 flow out for circulatory mediator
Pipe, 16 be circulatory mediator return duct.
Specific implementation mode
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of phase-change heat storage type electric water heater, as shown in Figure 1, including phase change material device 3, the phase change material device 3 packet
A shell is included, phase-change material 2 is filled with inside the shell, heat-exchange tube 1 is embedded in phase-change material 2, the heat-exchange tube 1
One end is connected with circulatory mediator and enters pipe 14, and the other end is connected with circulatory mediator effuser 15, and the circulatory mediator enters pipe 14
The external circulatory mediator return duct 16 between the circulatory mediator effuser 15, circulatory mediator enter pipe 14, heat-exchange tube 1,
Circulatory mediator effuser 15 and circulatory mediator return duct 16 constitute the circulatory system for circulatory mediator flowing, circulatory mediator reflux
Circulating pump 4, electric heater 5, function switch valve 7 and heat exchanger 10 are sequentially set on pipe 16, heat exchanger 10 is equipped with for heating certainly
The water inlet pipe 12 and outlet pipe 13 of water.Water flow detector 11 is provided on outlet pipe 13.Circulating pump 4, water flow detector 11, electricity
Heater 5 connects controller simultaneously.It is respectively arranged with external auxiliary on the circulatory mediator return duct 16 at 7 both ends of function switch valve
The circulatory mediator of the energy is reserved to reserve effuser 9 into pipe 8 and circulatory mediator.It is provided with relief valve on circulatory mediator return duct 16
6。
Wherein, water flow detector 11 is composite structure one or two kinds of in water flow switch or water flow sensing unit.
Circulatory mediator return duct 16 is equipped with phase-change material leak detecting device, and phase-change material leak detecting device is aluminium
One or more composite structures in pipe, zinc pipe, magnesium pipe or pH value detector.
Function switch valve 7 is one or more composite structures in ball valve, motor-driven valve or solenoid valve.
Circulatory mediator is one or more combinations in tap water, distilled water, anti-icing fluid or conduction oil.
The operational mode of the phase-change heat storage type electric water heater of the present embodiment can be divided into electric heater operational mode, band electric heating
Other supplementary energy mixed running patterns of hydrophone.
Electric heater operational mode：Operating status when being opened for function switch valve, when temperature is less than setting value, control
Device starts circulating pump and electric heater, circulatory mediator follow in the heat-exchange tube in circulatory mediator return duct and phase change material device
Ring transfers heat to phase-change material and stores, and temperature reaches setting value circulating pump and electric heater is stopped.When with water,
Water flow detector detect heat exchanger upper water-out pipe with after water signal, circulating pump is opened, and circulatory mediator is inhaled by phase-change material
It takes and tap water is transmitted to for users to use by heat exchanger after heat.Plug and play can be achieved by being controlled on the time in this function, carries
For comfortable user experience.
Other supplementary energy mixed running patterns of band electric heater：Refer to and other supplementary energy mixed runnings, function at this time
Switching valve is closed state, other energy resource systems, such as heat collector etc., cycle inlet temperature is coordinated to be set higher than certain in the circulatory system
When definite value, controller starts circulating pump, and circulatory mediator recycles in circulatory mediator return duct and auxiliary energy system, heat is passed
It passs phase-change material and stores, when temperature is less than setting value, be stopped.Made for user by heat exchanger heat hot water with water side
With.This function can utilize heat pump, solar energy these supplementary energies, and utilize these unstable energy work in optimum operation benefit
Make, to meet heat storage capacity.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiment without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability
Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be the present invention's
Within protection domain.
Claims (5)
1. a kind of phase-change heat storage type electric water heater, including phase change material device (3), which includes a shell,
It is filled with phase-change material (2) inside the shell, heat-exchange tube (1) is embedded in phase-change material (2), the heat-exchange tube (1)
One end is connected with circulatory mediator and enters pipe (14), and the other end is connected with circulatory mediator effuser (15), and the circulatory mediator enters
External circulatory mediator return duct (16) between (14) and the circulatory mediator effuser (15) is managed, the circulatory mediator enters
(14), heat-exchange tube (1), circulatory mediator effuser (15) and circulatory mediator return duct (16) is managed to constitute and flow for circulatory mediator
The circulatory system, which is characterized in that be sequentially set with circulating pump (4), electric heater on the circulatory mediator return duct (16)
(5), function switch valve (7) and heat exchanger (10), the heat exchanger (10) be equipped with for heat tap water water inlet pipe (12) and
Outlet pipe (13)；
The circulatory mediator of external supplementary energy is respectively arranged on the circulatory mediator return duct (16) at function switch valve (7) both ends
It is reserved to enter pipe (8) and the reserved effuser (9) of circulatory mediator；
The circulatory mediator return duct (16) is equipped with phase-change material leak detecting device, the phase-change material leak detection
Device is one or more composite structures in aluminum pipe, zinc pipe, magnesium pipe or pH value detector；
It is provided with water flow detector (11) on the outlet pipe (13)；
The circulating pump (4), water flow detector (11), electric heater (5) while connecting controller；
The operational mode of the phase-change heat storage type electric water heater is divided into electric heater operational mode, with other auxiliary energies of electric heater
Source mixed running pattern,
Electric heater operational mode：Operating status when being opened for function switch valve, when temperature is less than setting value, controller opens
Dynamic circulating pump and electric heater, circulatory mediator recycle in the heat-exchange tube in circulatory mediator return duct and phase change material device,
It transferring heat to phase-change material and stores, temperature reaches setting value circulating pump and electric heater is stopped, when with water, flow
Detector detect heat exchanger upper water-out pipe with after water signal, circulating pump is opened, and circulatory mediator passes through phase-change material extract heat
Tap water is transmitted to for users to use by heat exchanger after amount, this function realizes plug and play by being controlled on the time；
Other supplementary energy mixed running patterns of band electric heater：Refer to and other supplementary energy mixed runnings, function switch at this time
Valve is closed state, other energy resource systems is coordinated in the circulatory system, when cycle inlet temperature is higher than certain setting value, controller starts
Circulating pump, circulatory mediator recycle in circulatory mediator return duct and auxiliary energy system, transfer heat to phase-change material and store up
Deposit, temperature be less than setting value when, be stopped, with water side by heat exchanger heat hot water for users to use.
2. a kind of phase-change heat storage type electric water heater according to claim 1, which is characterized in that the water flow detector
(11) it is composite structure one or two kinds of in water flow switch or water flow sensing unit.
3. a kind of phase-change heat storage type electric water heater according to claim 1, which is characterized in that the circulatory mediator reflux
It is provided with relief valve (6) on pipe (16).
4. a kind of phase-change heat storage type electric water heater according to claim 1, which is characterized in that the function switch valve
(7) it is one or more composite structures in motor-driven valve or solenoid valve.
5. a kind of phase-change heat storage type electric water heater according to claim 1, which is characterized in that the circulatory mediator is certainly
One or more combinations in water, distilled water, anti-icing fluid or conduction oil.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510464321.1A CN104976765B (en) | 2015-07-31 | 2015-07-31 | A kind of phase-change heat storage type electric water heater |
| US15/870,224 US20180135886A1 (en) | 2015-07-31 | 2018-01-12 | Phase change heat storage-type electrical water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510464321.1A CN104976765B (en) | 2015-07-31 | 2015-07-31 | A kind of phase-change heat storage type electric water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104976765A CN104976765A (en) | 2015-10-14 |
| CN104976765B true CN104976765B (en) | 2018-08-07 |
Family
ID=54273524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510464321.1A Active CN104976765B (en) | 2015-07-31 | 2015-07-31 | A kind of phase-change heat storage type electric water heater |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20180135886A1 (en) |
| CN (1) | CN104976765B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204902240U (en) * | 2015-07-31 | 2015-12-23 | 江苏启能新能源材料有限公司 | Phase transition heat -retaining formula electric water heater |
| CN108731265A (en) * | 2017-04-20 | 2018-11-02 | 刘勇 | Electric water heating system |
| EP3757478B1 (en) * | 2018-03-27 | 2024-03-27 | Wuhu Midea Kitchen And Bath Appliances Mfg. Co, Ltd. | Phase-change electric water heater and water temperature control method |
| CN108516598A (en) * | 2018-06-13 | 2018-09-11 | 北京四季沐歌太阳能技术集团有限公司 | Heat purifier and system |
| CN108800570A (en) * | 2018-06-27 | 2018-11-13 | 北京四季沐歌太阳能技术集团有限公司 | A kind of phase-change accumulation energy water heater |
| CN108981173A (en) * | 2018-08-29 | 2018-12-11 | 浙江格洛维能源科技有限公司 | A kind of conduction oil electric heater pressure regulation tank arrangement |
| CN109442555A (en) * | 2019-01-04 | 2019-03-08 | 山东博日明能源科技有限公司 | A kind of dual intensity heat storage warming device and application method for solar energy |
| US11846454B2 (en) * | 2019-06-13 | 2023-12-19 | Will John Temple | Heat pump utilizing thermal energy storage |
| CN112629151A (en) * | 2019-10-09 | 2021-04-09 | 广东美的白色家电技术创新中心有限公司 | Water treatment equipment |
| CN110986145A (en) * | 2019-12-31 | 2020-04-10 | 贺迈新能源科技（上海）有限公司 | System integrated type phase change energy storage heating device |
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- 2015-07-31 CN CN201510464321.1A patent/CN104976765B/en active Active
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- 2018-01-12 US US15/870,224 patent/US20180135886A1/en not_active Abandoned
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| CN1229466A (en) * | 1997-03-10 | 1999-09-22 | 加博尔·格德 | Equipment and process for heat energy storage |
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| CN101737843A (en) * | 2008-11-21 | 2010-06-16 | 刘军 | Phase-change heat storage can |
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| CN204902240U (en) * | 2015-07-31 | 2015-12-23 | 江苏启能新能源材料有限公司 | Phase transition heat -retaining formula electric water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| US20180135886A1 (en) | 2018-05-17 |
| CN104976765A (en) | 2015-10-14 |
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