CN205807599U - A kind of compound phase-change thermal storage type hot-water central heating system - Google Patents
A kind of compound phase-change thermal storage type hot-water central heating system Download PDFInfo
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- CN205807599U CN205807599U CN201620632577.9U CN201620632577U CN205807599U CN 205807599 U CN205807599 U CN 205807599U CN 201620632577 U CN201620632577 U CN 201620632577U CN 205807599 U CN205807599 U CN 205807599U
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Abstract
This utility model relates to a kind of compound phase-change thermal storage type hot-water central heating system, including compound phase-change thermal storage equipment (1), water pump (2), thermostat (3), water heating plate for hot-water supply changes (4) and the heating terminal equipment (5) for heating, the loop head that the loop exit of described compound phase-change thermal storage equipment (1) changes (4) by water pump (2) with water heating plate is connected, the loop head of loop exit and heating terminal equipment (5) that described water heating plate changes (4) is connected, the loop exit of described heating terminal equipment (5) is connected with the loop head of compound phase-change thermal storage equipment (1).Compared with prior art, this utility model has that simple in construction, heat storage capacity be high, heat accumulation process is without advantages such as water pump circulation, water pump life-span length, intelligent operation, operating cost are low.
Description
Technical field
This utility model relates to a kind of hot-water central heating system, especially relates to a kind of compound phase-change thermal storage type heating hot water
System.
Background technology
At present, hot-water central heating system is broadly divided into natural circulation heating hot-water heating system and mechanical cycles hot-water central heating system.
Wherein, the operation principle of natural circulation heating hot-water heating system is: before system is run, whole system cold water to be full of, system work
When making, water heats in the boiler, and density diminishes, and hot water rises inflow radiator along water supply line, and in radiator, hot water is released
Thermal discharge, temperature reduces, and density becomes big, then flows back to boiler along water return pipeline.Although natural circulation heating hot-water heating system device is simple
Single, easy to operate, but due to systemic effect limited pressure, flow rate of pipelines is less than normal, causes caliber bigger than normal, causes first investment relatively
High.And the operation principle of mechanical cycles hot-water central heating system is: utilize water pump forced circulation, current flow in whole ring-type pipeline
The power that the resistance of row provides by water pump overcomes, and water pump lift size is mainly determined by flow resistance.Owing to being provided with
Water circulating pump, actuating pressure produced by water pump is very big, thus can expand for warm range, is possible not only to single building heating,
Can also many buildings, district heating, use extensively.But this system operation power charge and maintenance cost relatively natural circulation heating hot water
System wants height.
Existing common hot-water central heating system many employings boiler or the mode such as heat pump or duct type electrothermal device provide pyrogen,
But boiler operatiopn is costly, and environmental pollution can be caused, and heat pump initial investment is higher, and phase-change type heat accumulation equipment on market,
Existing under same volume, heat exchange area is little, and heat exchange is uneven, and heat transfer effect is poor, high in cost of production shortcoming, is filling heat and heating process
In, the problems such as water circulating pump is circulating always, and the service life causing water circulating pump is short, and system cost is high, ask for above-mentioned
Topic, has done many improvement at hot-water central heating system design aspect at present.
Such as, the Chinese utility model patent of Application No. 201210308713.5 discloses a kind of heating hot water and health
Hot water heat pump system, including heat pump main frame and water tank；Vaporizer one end is connected by expansion valve condenser, and the other end connects to be had
Compressor, compressor connect have condenser, condenser one end by heat cycles water pump be communicated in described hot water storage tank, another
End is directly communicates with hot water storage tank；Health hot water heating coil is arranged in hot water storage tank, health hot water heating coil one
End is health hot water import, and the other end is health hot water outlet；Heating hot water outlet, heating hot water it is provided with in hot water storage tank
Outlet is in heating space, and connects back to hot water storage tank by heating circulation pump.But this system cannot be at non-water
Or the heating period realizes heat storage function, water circulating pump works long hours, and service life is short.
Utility model content
Defect that the purpose of this utility model is contemplated to overcome above-mentioned prior art to exist and a kind of system thermal effect is provided
Rate is high, structure and installation is simple and convenient, system cost is low, it is high effectively to solve operating cost and environmental protection problem compound
Phase-change thermal storage type hot-water central heating system.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of compound phase-change thermal storage type hot-water central heating system, including compound phase-change thermal storage equipment, water pump, a constant temperature
Device, water heating plate for hot-water supply change and for the heating terminal equipment of heating, described compound phase-change thermal storage equipment
The loop head that changed with water heating plate by water pump of loop exit be connected, loop exit that described water heating plate changes and heating
The loop head of end-equipment connects, the loop exit of described heating terminal equipment and the circulation of compound phase-change thermal storage equipment
Entrance connects, and water heating plate changes the plate type heat exchanger i.e. being carried out hot-water supply by heat exchange.
Electric heater is installed in described compound phase-change thermal storage equipment, is used for heating composite phase-change heat-storage material.
Described electric heating system is arranged on compound phase-change thermal storage device bottom, during heat accumulation, it is not necessary to water pump circulates, self
Free convection blood circulation is formed by density contrast.
Described compound phase-change thermal storage equipment includes multiple separate heat accumulation element for accommodating phase-change material,
There is bigger heat exchange area.
Described system also includes that controller, described controller and a water pump and electric heater connect.
It is provided with and described controller between loop exit and the loop head of heating terminal equipment that described water heating plate changes
The thermostat connected, described thermostat can be electronic thermostatic valve, is controlled by motor, and precision is high, water temperature
Constant.
What described water heating plate changed is provided with the flow detection and control element, institute being connected with described controller with penstock
The flow detection stated is flow switch or flow transducer with control element.
It is provided with the temperature being connected with described controller in described compound phase-change thermal storage equipment and visits blind pipe.
Described compound phase-change thermal storage equipment top is provided with overfall.
Described compound phase-change thermal storage equipment top is provided with liquid replenisher.
Described system includes pipeline and pipeline valve.
Compared with prior art, this utility model has the advantage that
(1) utilize compound phase-change thermal storage equipment to carry out heat accumulation, heat storage in phase-change material and circulatory mediator, user
When needing heating, start a water pump and be circulated, obtain heat by heating terminal equipment；When user needs to use life heat
During water, user opens running water valve, and equipment automatically starts a water pump and is circulated, and changes acquisition life heat by water heating plate
Water, water quality is fresh, without advantages such as remaining waters；Two processes can also be carried out simultaneously.
(2) electric heater is installed in compound phase-change thermal storage equipment, is used for heating composite phase-change heat-storage material, can control
Heat time heating time, stopping heating by day during peak electricity, only carry out heat supply, i.e. No. one time water pump circulation is delivered to water heating plate swap-in row and supplies
Domestic hot-water, heating equipment end carry out heat supply, and the circulatory mediator after heat exchange cools down is back to compound phase-change thermal storage and sets
After heavily carrying out heat exchange, proceed circulation heating；During night paddy electricity, electric heater starts, and carries out heat accumulation, reduces cost.
(3) electric heating system is arranged on compound phase-change thermal storage device bottom, during heat accumulation, it is not necessary to water pump circulates, and self leads to
Cross density contrast and form free convection blood circulation.
(4) compound phase-change thermal storage equipment includes multiple separate heat accumulation element for accommodating phase-change material, follows
Ring medium flows between heat accumulation element, has bigger heat exchange area.
(5) controller and a water pump connect, and can automatically control the circulation of circulatory mediator.
(6) thermostat being connected with controller, different according to hot water temperature, it is automatically adjusted, it is ensured that effluent temperature constancy.
(7) loop head that water heating plate changes is provided with the flow detection and control element being connected with described controller, works as user
Open that water heating plate changes when using penstock, flow detection with control element testing and send signal, control to flow and to controller
Device is circulated starting a water pump, it is achieved hot-water supply automatically.
(8) temperature is visited blind pipe and is detected compound phase-change thermal storage device interior temperature, and feeds back to controller, thus to electrical heating
Device is controlled, and regulates internal temperature.
(9) compound phase-change thermal storage equipment top is provided with overfall and liquid replenisher, the height of regulation inner loop medium, protects
The insulation material protecting compound phase-change thermal storage equipment is not soaked, replenishment cycles medium amount.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Reference:
1 is compound phase-change thermal storage equipment；2 is a water pump；3 is thermostat；4 change for water heating plate；5 is heating terminal
Equipment；6 is liquid replenisher；7 is overfall；8 is controller；9 is flow detection and control element；10 is pipeline valve.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.The present embodiment is with this utility model
Implement premised on technical scheme, give detailed embodiment and concrete operating process, but guarantor of the present utility model
The scope of protecting is not limited to following embodiment.
Embodiment
As it is shown in figure 1, a kind of compound phase-change thermal storage type hot-water central heating system, including compound phase-change thermal storage equipment 1, one
Secondary water pump 2, thermostat 3, water heating plate for hot-water supply change 4 and heating terminal equipment 5 for heating, such as radiator
Time, fan coil, floor heating etc., the loop exit of compound phase-change thermal storage equipment 1 changes 4 follow by water pump 2 and water heating plate
Ring entrance connects, and water heating plate changes the loop exit of 4 and is connected with the loop head of heating terminal equipment 5, following of heating terminal equipment 5
Ring outlet is connected with the loop head of compound phase-change thermal storage equipment 1.
In compound phase-change thermal storage equipment 1, electric heater is installed, is used for heating composite phase-change heat-storage material.
Electric heating system is arranged on bottom compound phase-change thermal storage equipment 1, during heat accumulation, it is not necessary to water pump circulates, self by
Density contrast forms free convection blood circulation.
Compound phase-change thermal storage equipment 1 includes multiple separate heat accumulation element for accommodating phase-change material, has
Bigger heat exchange area.
System also includes that controller 8, controller 8 are connected with a water pump 2.
Water heating plate changes to be provided with between the loop exit of 4 and the loop head of heating terminal equipment 5 and is connected with described controller 8
Thermostat, thermostat is electronic thermostatic valve, is controlled by motor, and precision is high, and water temperature is constant.
Water heating plate changes 4 be provided with the flow detection that is connected with described controller 8 with penstock and control element 9, flow
Detection & Controling element 9 is flow switch or flow transducer.
Overfall 7 and the temperature spy blind pipe being connected with controller 8 it is provided with in compound phase-change thermal storage equipment 1.
System includes the pipeline for connecting components and pipeline valve 10, it is possible to achieve the circulation of Non-follow control pipeline.
In native system, circulatory mediator includes the one in water, anti-icing fluid, conduction oil or superconducting fluid.
In actual life, being realized heat accumulation and the process of heat supply of system by controller 8, controller 8 is by control
Make the electric heater of compound phase-change thermal storage equipment 1, it is achieved utilize paddy electricity that compound phase-change thermal storage equipment medium is entered at night
Row heating, in heat storage to compound phase-change thermal storage heat reservoir, without water circulating pump in charging process；And when user's request heating
Time, user can give one heating demand signal of terminal controller, and at this moment signal is fed back to controller 8 by terminal controller, at this moment
A control water pump 2 of startup is started circulation by controller 8, and to user's heat supply, as user's request domestic hot-water, user opens use
Penstock, now tap water will be signaled to control by flow transducer or flow switch, flow transducer or flow switch
Device 8 processed, a control water pump 2 of startup is circulated to user's heat supply, by plate heat exchange by controller 8, it is possible to provide life heat
Water, and if both simultaneously demand time, it is possible to achieve domestic hot-water supply and on one side offer heating；And peak electricity phase by day
Between, controller 8, by the electric heater power-off to compound phase-change thermal storage equipment, is stored in compound phase-change thermal storage equipment 1
Heat, controller 8 control the circulation of water pump 2 be delivered to water heating plate change 4 carry out domestic hot-water supply, heating equipment end 5 is carried out
Heat supply, and the circulatory mediator after heat exchange cools down is back to after compound phase-change thermal storage equipment 1 heavily carries out heat exchange, proceed to follow
Ring heat supply.
Compound phase-change thermal storage equipment 1 mainly utilizes phase-change material and heat-storage medium to carry out storing heat, utilizes low ebb
By heat storage during electricity price, during peak electricity tariff, heat is flowed to end-equipment, it is achieved that peak load shifting, reduce the need of cost
Ask.
The present embodiment is changed 4 offer domestic hot-water's demands by a water heating plate, and heat is flowed to water heating plate and changes by a water pump 2
4, and water heating plate changes 4 secondary side power and provides mainly by tap water pressure；Water pump 2, will residue after changing 4 through water heating plate
Heat through thermostat 3, mix with heating terminal equipment 5 backwater, then heat flowed to heating terminal equipment 5
Carry out heat supply, during heat accumulation, it is not necessary to water pump circulates, and self forms convection circulation system.
This utility model realizes Based Intelligent Control, passes through automatic control system, it is possible to achieve heat accumulation automatically, automatic heating, also
Can be operated by mobile communication equipment client, it is achieved that intelligentized control method, the composite heat storage equipment in the present invention
The combinational acting of limit Chong Re limit heat supply can be realized at night, when working in the daytime, utilize the storage of composite phase-change heat storage device
Deposit heat terminad heat supply, it is possible to stable provide heating reservoir or domestic hot-water the most constantly, by connect end heat dissipation equipment and
Domestic hot-water's pipeline, for heating and domestic hot-water's demand of building.
Assume the area 50m in a room2, heating power 70w/m2, the most compound phase-change heat storage device 1 can meet this room
The heating of 200/3.6/ (50 × 70/1000)=15.9 hour.Its maximum instantaneous heating power can reach 9kw.
Assume that a people has a bath required hot water 60L, tap water temperature 15 degree, hot water demand's temperature 45 degree, then composite phase-change
Thermal storage device 1 can meet 200/ (60 × (45-15) × 4.18/1000)=26.6 people, can meet 26～27 people's bathings.
Assume 0.3 yuan/kwh of low ebb electricity price, 1 yuan/kwh of peak electricity tariff, 4.2 yuan/m of gas price3, fuel gases calorific value 8400 is big
Card/m3, efficiency 90%.
The electric direct supply system of relatively common electric heater, one circulation of the present embodiment system can save operating cost=(1-
0.3) × 200/3.6=38.75 unit, saving ratio reaches 70%；The combustion gas that compares can save=and 80/ (8400 × 4.18/1000)/
0.9 × 4.2-0.3 × 200/3.6=10 unit, saving ratio reaches 37%.
The present embodiment system structure is simple, easy to make, intelligentized control method, laborsaving and system heat storage capacity height of saving worry, and
During heat accumulation, it is not necessary to water pump circulates, self forming convection circulation system, water pump life, product heat exchange area is big, changes
Uniformly, heat exchange efficiency is high for heat, reliably, the advantages such as overall dimensions is little, system can be stablized provides heating and heat source of hot water constantly,
Use paddy electricity as system heat sources simultaneously, meet the policy guidance that national energy-saving reduces discharging, to zero environmental, zero-emission, run
Safe and simple reliably, save operating cost.
Claims (10)
1. a compound phase-change thermal storage type hot-water central heating system, it is characterised in that include compound phase-change thermal storage equipment (1),
Water pump (2), thermostat (3), water heating plate for hot-water supply change (4) and the heating terminal equipment (5) for heating,
The loop exit of described compound phase-change thermal storage equipment (1) changes the loop head of (4) even by a water pump (2) with water heating plate
Connecing, the loop head of loop exit and heating terminal equipment (5) that described water heating plate changes (4) is connected, described heating terminal
The loop exit of equipment (5) is connected with the loop head of compound phase-change thermal storage equipment (1).
One the most according to claim 1 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described answers
Electric heater is installed in mould assembly phase-change thermal storage equipment (1), is used for heating composite phase-change heat-storage material.
One the most according to claim 2 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described electricity
Heating system is arranged on compound phase-change thermal storage equipment (1) bottom.
One the most according to claim 1 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described answers
Mould assembly phase-change thermal storage equipment (1) includes multiple separate heat accumulation element for accommodating phase-change material.
One the most according to claim 1 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described is
System also includes that controller (8), described controller (8) are connected with a water pump (2).
One the most according to claim 5 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described heat
Water plate changes and is provided with the perseverance being connected with described controller (8) between the loop exit of (4) and the loop head of heating terminal equipment (5)
Temperature device.
One the most according to claim 5 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described heat
Water plate changes being provided with the flow detection being connected with described controller (8) with penstock and controlling element (9), described stream of (4)
Amount Detection & Controling element (9) is flow switch or flow transducer.
One the most according to claim 5 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described answers
It is provided with the temperature being connected with described controller (8) in mould assembly phase-change thermal storage equipment (1) and visits blind pipe.
One the most according to claim 1 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described answers
Mould assembly phase-change thermal storage equipment (1) top is provided with overfall (7).
One the most according to claim 1 compound phase-change thermal storage type hot-water central heating system, it is characterised in that described
Compound phase-change thermal storage equipment (1) top is provided with liquid replenisher (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620632577.9U CN205807599U (en) | 2016-06-23 | 2016-06-23 | A kind of compound phase-change thermal storage type hot-water central heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620632577.9U CN205807599U (en) | 2016-06-23 | 2016-06-23 | A kind of compound phase-change thermal storage type hot-water central heating system |
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| CN205807599U true CN205807599U (en) | 2016-12-14 |
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| CN201620632577.9U Active CN205807599U (en) | 2016-06-23 | 2016-06-23 | A kind of compound phase-change thermal storage type hot-water central heating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332271A (en) * | 2017-01-20 | 2018-07-27 | 浙江汇明节能科技有限公司 | A kind of heat pipe-type regenerative apparatus and its accumulation of heat application system |
| CN113983535A (en) * | 2021-10-29 | 2022-01-28 | 上海勘测设计研究院有限公司 | Modular intelligent clean heating station |
-
2016
- 2016-06-23 CN CN201620632577.9U patent/CN205807599U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332271A (en) * | 2017-01-20 | 2018-07-27 | 浙江汇明节能科技有限公司 | A kind of heat pipe-type regenerative apparatus and its accumulation of heat application system |
| CN113983535A (en) * | 2021-10-29 | 2022-01-28 | 上海勘测设计研究院有限公司 | Modular intelligent clean heating station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Qineng Qixin New Energy Technology Co.,Ltd. Assignor: PIONEER ENERGY (JIANGSU) Co.,Ltd. Contract record no.: X2023980039559 Denomination of utility model: A composite phase change thermal storage heating hot water system Granted publication date: 20161214 License type: Exclusive License Record date: 20230814 |