CN107388337A - A kind of distribution type high efficient saves phase-change heat accumulation system - Google Patents
A kind of distribution type high efficient saves phase-change heat accumulation system Download PDFInfo
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- CN107388337A CN107388337A CN201710451617.9A CN201710451617A CN107388337A CN 107388337 A CN107388337 A CN 107388337A CN 201710451617 A CN201710451617 A CN 201710451617A CN 107388337 A CN107388337 A CN 107388337A
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- Prior art keywords
- phase
- heat
- main body
- heat accumulation
- change
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
- F24D19/1015—Arrangement or mounting of control or safety devices for water heating systems for central heating using a valve or valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/08—Electric heater
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/14—Solar energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/04—Sensors
- F24D2220/042—Temperature sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/04—Sensors
- F24D2220/044—Flow sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/04—Sensors
- F24D2220/046—Pressure sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/10—Heat storage materials, e.g. phase change materials or static water enclosed in a space
Abstract
The present invention relates to a kind of distribution type high efficient to save phase-change heat accumulation system, including by phase-change thermal storage main body, the heat accumulation loop and output loop of heat exchanger and electric heater composition, the heat accumulation loop includes new energy heat supply mode and electrical heating pattern, under new energy heat supply mode, phase-change thermal storage main body connects with heat exchanger and forms heat accumulation circulation, under electrical heating pattern, phase-change thermal storage main body connects with electric heater and forms heat accumulation circulation, the output loop includes direct output mode and electrical heating auxiliary heating mode, under direct output mode, the inlet and outlet of phase-change thermal storage main body connect cold water input port and hot water output port respectively, in the case where electrical heating aids in heating mode, the water inlet connection cold water input port of phase-change thermal storage main body, delivery port is sequentially connected electric heater and hot water output port.Compared with prior art, flexible arrangement of the present invention, occupation of land is small, quantity of heat storage is big, and storage/use heat is quick and convenient etc..
Description
Technical field
The present invention relates to a kind of phase-change heat accumulation system, and phase-change heat accumulation system is saved more particularly, to a kind of distribution type high efficient.
Background technology
The heat demand of residential area and new rural village is stepped up at present, traditional boiler plant burden increase, in difference
Heat supply pipeline complexity in degree be present, high energy consumption, safeguard the deficiencies of inconvenient, heat supply pipeline is tediously long, the electric cost of coal so as to cause
High, the shortcomings of heat supply is unstable.
Conventional domestic heat storage units are mostly to use inner water tank, have the shortcomings that heat storage capacity is not strong, space-consuming is big, and
And internal water heated or stored for a long time repeatedly after can also influence to use.Simultaneously because the sensible heat quantity of heat storage of water is smaller, can not
More fully using the resources such as industrial waste heat, solar energy with reach save the energy ideal effect.
Phase-change material is that one kind varies with temperature and the material that phase changes (such as solid-state to liquid) occurs, in phase transition process
In, phase-change material can absorb or discharge amount of heat, referred to as latent heat of phase change, and the temperature of phase transition process is basically unchanged, so phase
More heats can be stored in synthermal section than water by becoming material.The research to phase-change thermal storage is still immature now, exists
Phase-change material heat conduction is slower, fills the heat exchanger tube skewness in phase-change material, and heat exchange efficiency is not high, designs quantity of heat storage mistake
Low shortcoming, so as to hinder the development of phase-change heat accumulation system and utilization.
Existing related invention and utility model patent are checked, number of patent application is that CN201210108199.0 invention is special
Profit discloses a kind of phase-change heat accumulation system, phase-change heat-storage material composition heat storage units is filled between heat exchanger and container, then
At least one heat storage units are connected in parallel on heating agent conveyance conduit.The system container and heat exchange area are all little, do not possess special
Input of the controller to heat and output carry out intelligent control.Number of patent application is that CN201520822183.5 utility models are special
Profit discloses a kind of phase-change type solar water heating system, passes through solar thermal collector or electric heater heating phase-change material.This is
The cold fluid of system directly exports by solar thermal collector, electric heater, heat accumulation behind hot pond successively, when the hot pond temperature of heat accumulation is less than
Internal after-heat does not recycle after limit value, so as to reduce capacity usage ratio.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of distribution type high efficient section
Can phase-change heat accumulation system.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of distribution type high efficient saves phase-change heat accumulation system, including by phase-change thermal storage main body, heat exchanger and electric heater group
Into heat accumulation loop and output loop,
The heat accumulation loop includes new energy heat supply mode and electrical heating pattern, under new energy heat supply mode, phase transformation storage
Hot main body connects with heat exchanger and forms heat accumulation circulation, and under electrical heating pattern, phase-change thermal storage main body connects simultaneously with electric heater
Heat accumulation circulation is formed,
The output loop includes direct output mode and electrical heating auxiliary heating mode, under direct output mode, phase
The inlet and outlet for becoming heat accumulation main body connect cold water input port and hot water output port respectively, in the case where electrical heating aids in heating mode, phase transformation
The water inlet connection cold water input port of heat accumulation main body, delivery port are sequentially connected electric heater and hot water output port.
As preferred embodiment, the phase-change thermal storage main body, heat exchanger and first circulation pump are sequentially connected and formed
Heat accumulation loop, the first triple valve, first circulation pump and phase transformation storage are additionally provided with pipeline between phase-change thermal storage main body and heat exchanger
The second triple valve is additionally provided between hot main body on pipeline, wherein, another interface connection electric heater of first triple valve,
And two branch roads are drawn from electric heater delivery port, wherein one is directly connected to hot water output port, another returns to connection phase transformation
Heat accumulation main body, another interface of second triple valve connect cold water pipeline, second circulation pump are disposed with the cold water pipeline.
As above-mentioned preferred embodiment it is further preferred that another branch road drawn from electric heater delivery port accesses institute
The water inlet of the second circulation pump of cold water pipeline is stated, and phase-change thermal storage main body is returned to by second circulation pump.
As above-mentioned preferred embodiment it is further preferred that defeated in heat exchanger and first circulation pump, hot water output port, cold water
Entrance, electric heater access on the branch road of cold water pipeline and are respectively equipped with flow control valve, the flow control valve, the first threeway
Valve, the second triple valve are also connected with PLC, and control each valve switch to realize that pipeline switches by PLC.
As the further preferred of above-mentioned further preferred embodiment, in phase-change thermal storage main body, phase-change thermal storage main body
Import and export, electric heater exit are respectively equipped with temperature sensor, and pressure sensor is additionally provided with electric heater exit,
First circulation pump and second circulation pump out and flow sensor are respectively equipped with the mouth of a river, the temperature sensor, pressure sensor, stream
The equal feedback link PLC of quantity sensor.
As preferred embodiment, phase-change thermal storage main body includes at least one heat storage units, and the heat storage units include
Shell, inner bag, set of heat exchange tubes, wavy metal fins set and TP valves, wherein, shell and inner bag are made of stainless steel, in shell
Insulation material is also filled between inner bag, phase-change material is filled between heat exchange pipeline and wavy metal fin, the installation of TP valves
It on the leak conduit of heat storage units, can be automatically turned on when thermal storage device internal pressure and too high temperature, play safeguard protection work
With.
As above-mentioned preferred embodiment it is further preferred that the phase-change thermal storage main body includes the storage of multiple connection in series-parallel connection
Hot cell, wherein, import main line separates the water inlet for connecting each heat storage units respectively into water branch road, each heat storage units
Delivery port is also confluxed connection outlet main line by pipeline, and pipeline switching is additionally provided between the delivery port of two neighboring heat storage units
Valve, and draw branch road from pipeline switching valve and access on the water inlet branch road of next heat storage units, it is additionally provided with use on water inlet branch road
In the block valve of heat storage units connection in series-parallel state residing for regulation.
As the further preferred of above-mentioned further preferred embodiment, the water inlet of the heat storage units is additionally provided with into water
Valve.
Compared with prior art, the present invention has advantages below：
(1) the selection phase-change material that phase transition temperature is suitable, storage density is high replaces filling of the WATER AS FLOW MEDIUM as heat-storing device
Material, the spatial volume of device can be effectively reduced, improve heat accumulation efficiency, and it is convenient to pick and place heat.
(2) heat accumulation main body can carry out heat storage units number and series-parallel according to number of users, calorific requirement, required temperature etc.
Adjustment.Using PLC regulating system everywhere, convenient water temperature and water are can obtain, makes system more intelligent.
(3) a variety of supplying heat sources can select, and heat accumulation can be carried out with solar heat in the case of solar energy abundance, not
Electrical heating then can be directly used in the case of abundance.When heat accumulation main body discharges shortage of heat, the temperature of output loop is less than setting
Value, but it is higher than environment temperature, the heating of electrical heating auxiliary can be now opened to utilize this part hot, so as to improve efficiency and saving
The electricity charge.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the connection in series-parallel schematic diagram of the heat storage units of the phase-change thermal storage main body of the present invention；
In figure, 1 is phase-change thermal storage main body, and 1-1 is set of heat exchange tubes, and 1-2 is inner bag, and 1-3 is shell, and 1-4 is phase-change material,
1-5 is TP valves, and 2 be electric heater, and 3-1,3-2,3-3,3-4 are temperature sensor, and 4- heat exchangers, 5-1,5-2,5-3 are flow
Control valve, 6-PLC controllers, 7-1 is the first triple valve, 7-2 is the second triple valve, and 8 be hot water output port, and 9 be that cold water inputs
Mouthful, 10-1 is first circulation pump, and 10-2 is second circulation pump, and 11-1,11-2 are flow sensor, 12- pressure sensors, 100-
Heat storage units, 200- water intaking valves, 300- pipeline switching valves, 401- import main lines, 402- outlets main line.
Embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
A kind of distribution type high efficient saves phase-change heat accumulation system, shown in Figure 1, including by phase-change thermal storage main body 1, heat exchanger
4 and electric heater 2 form heat accumulation loop and output loop, the heat accumulation loop include new energy heat supply mode and electrical heating mould
Formula, under new energy heat supply mode, phase-change thermal storage main body 1 and heat exchanger 4 connect and form heat accumulation circulation, in electrical heating pattern
Under, phase-change thermal storage main body 1 and electric heater 2 connect and form heat accumulation circulation, the output loop include direct output mode and
Electrical heating aids in heating mode, and under direct output mode, the inlet and outlet of phase-change thermal storage main body 1 connect cold water input port 9 respectively
With hot water output port 8, in the case where electrical heating aids in heating mode, the water inlet connection cold water input port 9 of phase-change thermal storage main body 1, go out
The mouth of a river is sequentially connected electric heater 2 and hot water output port 8.
As preferred embodiment, the phase-change thermal storage main body 1, heat exchanger 4 and first circulation pump 10-1 are sequentially connected
And loop is formed, the first triple valve 7-1, first circulation pump are additionally provided with pipeline between phase-change thermal storage main body 1 and heat exchanger 4
The second triple valve 7-2 is additionally provided between 10-1 and phase-change thermal storage main body 1 on pipeline, wherein, the first triple valve 7-1's is another
Individual interface connects electric heater 2, and draws two branch roads from the delivery port of electric heater 2, wherein one is directly connected to hot water output
Mouth 8, another returns to connection phase-change thermal storage main body 1, and another interface connection cold water pipeline of the second triple valve 7-2 should
Second circulation pump 10-2 is disposed with cold water pipeline.As above-mentioned preferred embodiment it is further preferred that from the water outlet of electric heater 2
Another branch road that mouth is drawn accesses the second circulation pump 10-2 of cold water pipeline water inlet, and passes through second circulation pump
10-2 returns to phase-change thermal storage main body 1；Add in heat exchanger 4 and first circulation pump 10-1, hot water output port 8, cold water input port 9, electricity
Hot device 2 accesses on the branch road of cold water pipeline and is respectively equipped with flow control valve, the flow control valve, the first triple valve 7-1, second
Triple valve 7-2 is also connected with PLC 6, and controls each valve switch to realize that pipeline switches by PLC 6；Stored up in phase transformation
In hot main body 1, the import and export of phase-change thermal storage main body 1, the exit of electric heater 2 be respectively equipped with temperature sensor, in electrical heating
The exit of device 2 is additionally provided with pressure sensor 12, is respectively equipped with first circulation pump 10-1 and second circulation pump 10-2 water outlets
Flow sensor, the equal feedback link PLC 6 of the temperature sensor, pressure sensor 12, flow sensor.
As preferred embodiment, phase-change thermal storage main body 1 includes at least one heat storage units 100, the heat storage units
100 include shell 1-3, inner bag 1-2, set of heat exchange tubes 1-1, wavy metal fins set and TP valve 1-5, wherein, shell 1-3 and inner bag
1-2 is made of stainless steel, and insulation material is also filled between shell 1-3 and inner bag 1-2, and phase-change material 1-4, which is filled in, to be changed
Between hot channel and wavy metal fin, TP valves 1-5 is arranged on the leak conduit of heat storage units 100, is pressed inside thermal storage device
It can be automatically turned on when power and too high temperature, play safeguard protection effect.As above-mentioned preferred embodiment it is further preferred that referring to
Shown in Fig. 2, the phase-change thermal storage main body 1 includes the heat storage units 100 of multiple connection in series-parallel connection, wherein, import main line 401 divides
Go out to connect the water inlet of each heat storage units 100 respectively into water branch road, the delivery port of each heat storage units 100 is also converged by pipeline
Connection outlet main line 402 is flowed, is additionally provided with pipeline switching valve 300 between the delivery port of two neighboring heat storage units 100, and from pipe
Road switching valve 300 is drawn branch road and accessed on the water inlet branch road of next heat storage units 100, is additionally provided with water inlet branch road for adjusting
The block valve of the connection in series-parallel state of heat storage units 100 residing for section.It is described as the further preferred of above-mentioned further preferred embodiment
The water inlet of heat storage units 100 is additionally provided with water intaking valve 200.
Embodiment 1
As shown in figure 1, the present invention includes phase-change thermal storage main body 1, four big portion of heat accumulation loop, output loop and PLC
Point, PLC 6 connects temperature sensor 3-1,3-2,3-3,3-4 everywhere, flow sensor 11-1,11-2 and pressure sensing
Device 12, monitoring temperature and pressure change, and control the size of flow and the switching of pipeline.Wherein make inside phase-change thermal storage main body 1
It can be regulated and controled with single or multiple heat storage units 100 by connection in series-parallel and valve；Electrical heating pattern and new energy can be used under heat accumulation loop
Source heating mode；Output loop can be exported directly to be exported with auxiliary electrical heater.
Specifically it will introduce 2 kinds of heat accumulation patterns below：As shown in figure 1, when using new energy heat supplies such as solar energy, the one or three
Port valve 7-1 and the second triple valve 7-2 are respectively communicated with A1-C1 and A2-C2, and medium obtains heat from heat exchanger 4, through inflow-rate of water turbine control
Valve 5-1 processed, first circulation pump 10-1, flow sensor 11-1, temperature sensor 3-2 enter the heat accumulation of phase-change thermal storage main body 1, then
Heat exchanger 4 is returned to by temperature sensor 3-3 and completes one cycle, is constantly so circulated heat storage to phase-change thermal storage main body
In 1；Electrical heating pattern is used when solar heat deficiency, the first triple valve 7-1 and the second triple valve 7-2 are respectively communicated with A1, B1
With A2, B2, flow control valve 5-2,5-3 are closed, and flow control valve 5-4 is opened, and the medium of lower temperature is from phase-change thermal storage main body 1
After out, heated by electric heater 2, then by flow control valve 5-4, second circulation pump 10-2, flow sensor 11-
2nd, temperature sensor 3-2 enters the heat accumulation of phase-change thermal storage main body 1 completion one cycle, constantly so circulates heat storage to heat accumulation
In main body.
It will specifically introduce output mode below：As shown in figure 1, when user need with it is hot when, the first triple valve 7-1 and second
Triple valve 7-2 is respectively communicated with A1, B1 and A2, B2, and flow control valve 5-2,5-3 are opened, and flow control valve 5-4 is closed, cold water from
Cold water input port 9 enters, successively by flow control valve 5-3, second circulation pump 10-2, flow sensor 11-2, TEMP
Device 3-2 is heated into phase-change thermal storage main body 1, then in turn through temperature sensor 3-3, electric heater 2 (if temperature is less than use
Family setting value, then open electrical heating auxiliary heating, be otherwise not turned on electrical heating), temperature sensor 3-4 and pressure sensor 12,
Finally flowed out from hot water outlet 8.
Specifically it will introduce heat accumulation body interior connection in series-parallel connection below：Shown in Figure 2, the inside of heat accumulation main body 1 can
To be single heat storage units 100 or multiple series-parallel heat storage units 100.When pipeline switching valve 300 connects a and b pipes
Road, it is now paralleling model, medium flows into from import main line 401, then (now, is respectively entered by being diverted to each water inlet branch road
Water branch road connect), exchanged heat into each heat storage units 100, conflux afterwards focus on outlet main line 402 flow out；Work as pipeline
Switching valve 300 connects a and c pipelines, is now series model (now, the block valve respectively on water inlet branch road is closed), medium is from entering
Mouth main line 401 flows into, and then sequentially enters each heat storage units 100 and is exchanged heat, and finally from outlet, main line 402 flows out, should
Fluid is imported and exported under pattern can obtain the larger temperature difference.When heat supply can not meet multiple heat storage units, need to only close pair
The heat storage units 100 can be disconnected by answering the valve 200 of the water inlet of heat storage units 100, so as to adjust the heat accumulation list effectively utilized
First 100 quantity.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using invention.
Person skilled in the art obviously can easily make various modifications to these embodiments, and described herein general
Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to above-described embodiment, ability
Field technique personnel do not depart from improvement that scope made and modification all should be the present invention's according to the announcement of the present invention
Within protection domain.
Claims (8)
1. a kind of distribution type high efficient saves phase-change heat accumulation system, it is characterised in that including by phase-change thermal storage main body, heat exchanger and electricity
The heat accumulation loop of heater composition and output loop,
The heat accumulation loop includes new energy heat supply mode and electrical heating pattern, under new energy heat supply mode, phase-change thermal storage master
Body is connected with heat exchanger and forms heat accumulation circulation, and under electrical heating pattern, phase-change thermal storage main body is connected and formed with electric heater
Heat accumulation circulates,
The output loop includes direct output mode and electrical heating auxiliary heating mode, under direct output mode, phase transformation storage
The inlet and outlet of hot main body connect cold water input port and hot water output port respectively, in the case where electrical heating aids in heating mode, phase-change thermal storage
The water inlet connection cold water input port of main body, delivery port are sequentially connected electric heater and hot water output port.
A kind of 2. distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 1, it is characterised in that the phase transformation storage
Hot main body, heat exchanger and first circulation pump are sequentially connected and form loop, between phase-change thermal storage main body and heat exchanger on pipeline
The first triple valve is additionally provided with, is additionally provided with the second triple valve between first circulation pump and phase-change thermal storage main body on pipeline, wherein, it is described
Another interface connection electric heater of first triple valve, and two branch roads are drawn from electric heater delivery port, wherein one is straight
Hot water output port is met in succession, and another returns to connection phase-change thermal storage main body, and another interface connection of second triple valve is cold
Water lines, second circulation pump is disposed with the cold water pipeline.
3. a kind of distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 2, it is characterised in that from electric heater
Another branch road that delivery port is drawn accesses the water inlet of the second circulation pump of the cold water pipeline, and passes through second circulation pump
Return to phase-change thermal storage main body.
A kind of 4. distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 2, it is characterised in that heat exchanger with
First circulation pump, hot water output port, cold water input port, electric heater, which are accessed on the branch road of cold water pipeline, is respectively equipped with flow control
Valve, the flow control valve, the first triple valve, the second triple valve are also connected with PLC, and are controlled respectively by PLC
Valve switch realizes that pipeline switches.
5. a kind of distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 4, it is characterised in that in phase-change thermal storage
In main body, the import and export of phase-change thermal storage main body, electric heater exit be respectively equipped with temperature sensor, exported in electric heater
Place is additionally provided with pressure sensor, is pumped out in first circulation pump and second circulation and flow sensor is respectively equipped with the mouth of a river, the temperature
Spend sensor, pressure sensor, the equal feedback link PLC of flow sensor.
A kind of 6. distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 1, it is characterised in that phase-change thermal storage master
Body includes at least one heat storage units, and the heat storage units include shell, inner bag, set of heat exchange tubes, wavy metal fins set and TP
Valve, wherein, shell and inner bag are made of stainless steel, and insulation material is also filled between shell and inner bag, and phase-change material is filled out
Fill between heat exchange pipeline and wavy metal fin, TP valves are arranged on the leak conduit of heat storage units.
A kind of 7. distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 6, it is characterised in that the phase transformation storage
Hot main body includes the heat storage units of multiple connection in series-parallel connection, wherein, import main line separates into water branch road and connects each storage respectively
The water inlet of hot cell, the delivery ports of each heat storage units are also confluxed connection outlet main line by pipeline, two neighboring heat accumulation
Pipeline switching valve is additionally provided between the delivery port of unit, and draws branch road from pipeline switching valve and accesses entering for next heat storage units
On water branch road, the block valve for adjusting residing heat storage units connection in series-parallel state is additionally provided with water inlet branch road.
A kind of 8. distribution type high efficient energy-conservation phase-change heat accumulation system according to claim 7, it is characterised in that the heat accumulation list
The water inlet of member is additionally provided with water intaking valve.
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| CN201710451617.9A CN107388337B (en) | 2017-06-15 | 2017-06-15 | distributed efficient energy-saving phase-change heat storage system |
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| CN201710451617.9A CN107388337B (en) | 2017-06-15 | 2017-06-15 | distributed efficient energy-saving phase-change heat storage system |
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| CN107388337B CN107388337B (en) | 2019-12-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108240675A (en) * | 2018-02-13 | 2018-07-03 | 天津大学 | A kind of coal changes TV university capacity low temperature phase change heat reservoir and central heating system |
| WO2020151467A1 (en) * | 2019-01-21 | 2020-07-30 | 深圳市爱能森科技有限公司 | Heat storage device of phase change material |
| CN115490383A (en) * | 2022-09-27 | 2022-12-20 | 国能神东煤炭集团有限责任公司 | Membrane distillation device |
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| 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 |
| CN102242698A (en) * | 2010-05-11 | 2011-11-16 | 北京智慧剑科技发展有限责任公司 | Distributed-type heat and power cogeneration set capable of accumulating energy and heat |
| CN203719234U (en) * | 2014-01-27 | 2014-07-16 | 艾绍奎 | Distributed multi-fuel heat source auxiliary solar integration refrigeration heating system |
| CN205026956U (en) * | 2015-09-25 | 2016-02-10 | 江苏启能新能源材料有限公司 | Automatic phase -change thermal solar water heater of accuse temperature |
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| CN108240675A (en) * | 2018-02-13 | 2018-07-03 | 天津大学 | A kind of coal changes TV university capacity low temperature phase change heat reservoir and central heating system |
| WO2020151467A1 (en) * | 2019-01-21 | 2020-07-30 | 深圳市爱能森科技有限公司 | Heat storage device of phase change material |
| CN115490383A (en) * | 2022-09-27 | 2022-12-20 | 国能神东煤炭集团有限责任公司 | Membrane distillation device |
| CN115490383B (en) * | 2022-09-27 | 2023-07-14 | 国能神东煤炭集团有限责任公司 | Membrane distillation device |
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