CN207299129U - High-temperature phase change heat accumulation energy storage heat-exchange system - Google Patents

High-temperature phase change heat accumulation energy storage heat-exchange system Download PDF

Info

Publication number
CN207299129U
CN207299129U CN201721168033.2U CN201721168033U CN207299129U CN 207299129 U CN207299129 U CN 207299129U CN 201721168033 U CN201721168033 U CN 201721168033U CN 207299129 U CN207299129 U CN 207299129U
Authority
CN
China
Prior art keywords
heat
fused salt
storage tank
case
heat source
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721168033.2U
Other languages
Chinese (zh)
Inventor
王建辉
刘自强
梁迎凯
王伟玉
彭国辉
刘伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Energy Research Institute of Hebei Academy of Sciences
Original Assignee
Energy Research Institute of Hebei Academy of Sciences
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Energy Research Institute of Hebei Academy of Sciences filed Critical Energy Research Institute of Hebei Academy of Sciences
Priority to CN201721168033.2U priority Critical patent/CN207299129U/en
Application granted granted Critical
Publication of CN207299129U publication Critical patent/CN207299129U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model belongs to building and heating facility, particularly relates to a kind of high-temperature phase change heat accumulation energy storage heat-exchange system.Including the regenerative apparatus being made of electrical heating case and the fused salt heat storage tank being attached thereto;The heat source output terminal of electrical heating case connects the heat source input terminal of fused salt heat storage tank by the first accumulation of heat control valve, the shared two-way heat source output of fused salt heat storage tank, the heat source input terminal of electrical heating case is wherein connect through Heat-transfer Oil Pump and the second accumulation of heat control valve all the way, another way connects the heat source input terminal of fan coil through the second heat release control valve, and the output terminal of fan coil connects the heat source input terminal of fused salt heat storage tank through the first heat release control valve.The advantages that the utility model efficiently solves environmental issue caused by existing coal-burning stove for heating, and system operation cost can effectively be reduced by having, and operating cost can reduce by more than 40%.

Description

High-temperature phase change heat accumulation energy storage heat-exchange system
Technical field
The utility model belongs to building and heating facility, particularly relates to a kind of high-temperature phase change heat accumulation energy storage heat-exchange system.
Background technology
The areas such as winter northern many surrounding cities, rural area do not have central heating, a large amount of using scattered fire coal arcola etc. Mode is warmed oneself, and pollutant discharge amount is very big.Except needing more efficient heating system, it is to control that coal, which substitutes, for winter cleaning heating Manage the main aspect of haze, including " coal changes electricity ", " coal changes gas ", distribution type renewable energy etc..Promote northern area winter clear Clean heating, relation north broad masses are warm to pass the winter and haze is administered, according to government driving, based on enterprise, resident can bear Principle, suitable gas then gas, preferably electricity is then electric, utilizes clean energy resource as far as possible, accelerates to improve cleaning heating proportion.
Other clean energy resourcies such as wind-powered electricity generation, solar energy actually enter warming (such as solar energy power-up auxiliary, earth source heat pump Heating system), should be the medium-term and long-term selection slowly developed relatively.It is short-term it is more feasible, can be that " coal changes with extensive development Gas " and " coal changes electricity "." coal changes gas " is subject to the constraint of the endowment of resources and energy security (external dependence degree) of China's " few gas ", its Main development bottleneck is the supply problem of natural gas.The cost of " coal changes electricity " is also more much higher than the heating of direct coal, but electric power Except coal generates electricity, clean energy resource can also be utilized to generate electricity, Chinese Energy Safety be had no substantial effect on, so " coal changes electricity " is short Phase is effectively and the heating mode that can promote on a large scale.
Adopted to mitigate winter due to the clean energy resource such as city environmental pollution caused by fire coal, widely used electric power various regions It is warm.Implement " coal changes electricity " heating technology, substitute coal-burning boiler central heating using electric power, particularly promote power grid peak valley electric heating Mode, is an important channel of effective control Heating Period air quality.Electric heating implementation progress at initial stage is slower, and it is former to study carefully its Because being that operating cost is excessive, user is difficult to receive.And regenerative electrochemical heat supply heating uses phase-change material to be utilized as accumulation of heat working medium Low price valley power heats energy storage, and daytime, no longer consumption electric power heated, and had obvious advantage in terms of power grid peak load shifting, can Greatly to reduce user heating expense, the effective preferential policy for promoting time-of-use tariffs, to achieve energy-saving and emission reduction purposes.
Utility model content
The purpose of this utility model is to provide a kind of high-temperature phase change heat accumulation energy storage heat-exchange system, can utilize electrical heating into Row heating heat accumulation, uses institute's quantity of heat storage release when needing heat.
The overall technology of the utility model is conceived:
High-temperature phase change heat accumulation energy storage heat-exchange system, including be made of electrical heating case and the fused salt heat storage tank being attached thereto Regenerative apparatus;The heat source output terminal of electrical heating case connects the heat source input terminal of fused salt heat storage tank, fused salt by the first accumulation of heat control valve The shared two-way heat source output of heat storage tank, wherein the heat source for connecing electrical heating case through Heat-transfer Oil Pump and the second accumulation of heat control valve all the way is defeated Enter end, another way connects the heat source input terminal of fan coil through the second heat release control valve, and the output terminal of fan coil is through the first heat release Control valve connects the heat source input terminal of fused salt heat storage tank.
The particular technique design of the utility model also has:
To avoid heat that fan coil discharges in a short time is more from causing indoor temperature rise too fast, room is more suitable for The needs of interior heating, preferable technical solution are to further include a paraffin heat storage tank, and the output of the heat source all the way of fused salt heat storage tank is through the Two heat release control valves connect the heat source input terminal of paraffin heat storage tank, and the heat source output of paraffin heat storage tank connects the heat source input of fan coil End.
To be monitored to each device in system and the temperature in pipeline, preferable structure design is that the paraffin stores It is equipped with paraffin case hygrosensor in hot tank, paraffin case outlet temperature is equipped with the connecting line of paraffin heat storage tank and fan coil Detector.Heater box hygrosensor, the heat source intake line of fused salt heat storage tank are equipped with the heat source output pipe of electrical heating case In be equipped with fused salt case inlet temperature detector, fused salt case outlet temperature is equipped with the heat source intake line of fused salt heat storage tank and is detected Device, fused salt heat storage tank is interior to be equipped with fused salt case hygrosensor.
For ease of being monitored to the quantity of heat given up of fused salt heat storage tank, preferred embodiment is, fused salt heat storage tank it is defeated Go out and vortex-shedding meter is equipped with pipeline.
Effectively to be supplemented the working media in Heat-transfer Oil Pump, ensureing its normal work, preferable technical solution is, Recharging oil device is equipped with the output pipe of fused salt heat storage tank.
The main function of hygrosensor is that the temperature in each device and pipeline is monitored, paraffin case temperature sensing Device, paraffin case outlet temperature detector, heater box hygrosensor, fused salt case inlet temperature detector, fused salt case outlet temperature Detector, fused salt case hygrosensor select temp probe, one kind in temperature sensor or its combination.Can be obvious It is that hygrosensor can also be easy to implement using temperature sensor and be automatically controlled.
The utility model so works:
Winter heating at night lead by trough-electricity period, unlatching electrical heating case, first, second accumulation of heat control valve of opening, unlatching Hot oil pump, makes conduction oil be circulated between electrical heating case and fused salt heat storage tank, and the heat that electrical heating case produces is stored in fused salt In heat storage tank.When the non-trough-electricity period on daytime, electrical heating case is closed, closes first, second accumulation of heat control valve, opens first, the Two heat release control valves, open Heat-transfer Oil Pump, and conduction oil is circulated between fused salt heat storage tank, paraffin heat storage tank and fan coil, made The heat stored in fused salt heat storage tank and paraffin heat storage tank is discharged into heating room by fan coil, is rooms.
Heat-storing material high-temperature molten salt is filled in fused salt heat storage tank, hundreds of degrees Celsius can be heated to, utilize heat-storing material The big temperature difference carrys out a large amount of accumulation of heats, and accumulation of heat effect is far longer than water, heat storage tank volume can be made to accomplish far smaller than conventional water tank.
Phase change heat storage material paraffin is filled in paraffin heat storage tank, the phase transition temperature of the phase-change material paraffin of selection is Celsius for 70 Degree.Paraffin heat storage tank plays the role of buffering, the heat that conduction oil is brought from fused salt heat storage tank is first passed through paraffin heat storage tank Heating paraffin wax, then return to fused salt heat storage tank by fan coil.It is not too high that can make fan coil liberated heat temperature, is fitted Suitable room heating temperature.
Applicant it should be noted that:
In the description of the utility model, term " first ", " second " are only used for description purpose, and it is not intended that instruction Or imply relative importance.
Technological progress acquired by the utility model is:
1st, the utility model is applied to building and heating refrigerating field, using high-temperature phase change heat accumulation energy-storage system in the paddy electricity stage Regenerative operation, in the electric stage heat release heat supply in peak, can effectively reduce the operating cost of system, operating cost can reduce by 40% with On, and effectively avoid environmental pollution caused by fire coal.Achieve the purpose that and energy-saving and emission-reduction.
2nd, the use of paraffin heat storage tank, effectively avoids room temperature rise too fast, more suitable indoor heating.
3rd, the use of hygrosensor, can effectively monitor the temperature in each device and pipeline, and be easy to implement long-range control System.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Reference numeral in attached drawing is as follows:
1st, electrical heating case;2nd, fan coil;3rd, fused salt heat storage tank;4th, paraffin heat storage tank;5A, the first accumulation of heat control valve;5B、 Second accumulation of heat control valve;6A, the first heat release control valve;6B, the second heat release control valve;7th, Heat-transfer Oil Pump;8th, vortex-shedding meter;9、 Heater box hygrosensor;10th, fused salt case hygrosensor;11st, paraffin case hygrosensor;12nd, fused salt case outlet temperature is visited Survey device;13rd, fused salt case inlet temperature detector;14th, paraffin case outlet temperature detector;15th, recharging oil device.
Embodiment
The utility model is described further with reference to embodiments, but should not be construed as the limit to the utility model Fixed, the scope of protection of the utility model is subject to the content of claim record, any equivalent skill made according to specification Art means are replaced, all without departing from the scope of protection of the utility model.
The overall structure of the present embodiment forms as shown, including by electrical heating case 1 and the fused salt heat storage tank 3 being attached thereto Regenerative apparatus;The heat source that the heat source output terminal of electrical heating case 1 connects fused salt heat storage tank 3 by the first accumulation of heat control valve 5A inputs End, the shared two-way heat source output of fused salt heat storage tank 3, adds wherein connecing electricity through 7 and second accumulation of heat control valve 5B of Heat-transfer Oil Pump all the way The heat source input terminal of hot tank 1, another way connect the heat source input terminal of fan coil 2 through the second heat release control valve 6B, fan coil 2 Output terminal connects the heat source input terminal of fused salt heat storage tank 3 through the first heat release control valve 6A.
A paraffin heat storage tank 4 is further included, the heat source all the way of fused salt heat storage tank 3 is exported connects paraffin through the second heat release control valve 6B The heat source input terminal of heat storage tank 4, the heat source output of paraffin heat storage tank 4 connect the heat source input terminal of fan coil 2.
Paraffin case hygrosensor 11, the company of paraffin heat storage tank 4 and fan coil 2 are equipped with the paraffin heat storage tank 4 Adapter is equipped with paraffin case outlet temperature detector 14 in road.Heater box temperature is equipped with the heat source output pipe of electrical heating case 1 to visit Device 9 is surveyed, fused salt case inlet temperature detector 13, the heat source of fused salt heat storage tank 3 are equipped with the heat source intake line of fused salt heat storage tank 3 Fused salt case outlet temperature detector 12 is equipped with intake line, fused salt case hygrosensor 10 is equipped with fused salt heat storage tank 3.
Vortex-shedding meter 8 is equipped with the output pipe of fused salt heat storage tank 3.
Recharging oil device 15 is equipped with the output pipe of fused salt heat storage tank 3.
Paraffin case hygrosensor 11, paraffin case outlet temperature detector 14, heater box hygrosensor 9, fused salt case into Mouth hygrosensor 13, fused salt case outlet temperature detector 12, fused salt case hygrosensor 10 select temp probe.

Claims (7)

1. high-temperature phase change heat accumulation energy storage heat-exchange system, including by electrical heating case (1) and fused salt heat storage tank (3) group being attached thereto Into regenerative apparatus;Stored it is characterized in that the heat source output terminal of electrical heating case (1) connects fused salt by the first accumulation of heat control valve (5A) The heat source input terminal of hot tank (3), the shared two-way heat source output of fused salt heat storage tank (3), wherein all the way through Heat-transfer Oil Pump (7) and the Two accumulation of heat control valves (5B) connect the heat source input terminal of electrical heating case (1), and another way connects fan unit through the second heat release control valve (6B) The heat source input terminal of (2) is managed, the output terminal of fan coil (2) connects the heat of fused salt heat storage tank (3) through the first heat release control valve (6A) Source input terminal.
2. high-temperature phase change heat accumulation energy storage heat-exchange system according to claim 1, it is characterised in that further include a paraffin accumulation of heat Case (4), fused salt heat storage tank (3) heat source all the way output connect through the second heat release control valve (6B) paraffin heat storage tank (4) heat source it is defeated Enter end, the heat source output of paraffin heat storage tank (4) connects the heat source input terminal of fan coil (2).
3. high-temperature phase change heat accumulation energy storage heat-exchange system according to claim 2, it is characterised in that the paraffin heat storage tank (4) paraffin case hygrosensor (11) is equipped with, paraffin heat storage tank (4) in the connecting line of fan coil (2) with being equipped with paraffin Case outlet temperature detector (14).
4. high-temperature phase change heat accumulation energy storage heat-exchange system according to claim 1, it is characterised in that the heat source of electrical heating case (1) Heater box hygrosensor (9) is equipped with output pipe, fused salt case import is equipped with the heat source intake line of fused salt heat storage tank (3) Hygrosensor (13), is equipped with fused salt case outlet temperature detector (12), fused salt in the heat source intake line of fused salt heat storage tank (3) Fused salt case hygrosensor (10) is equipped with heat storage tank (3).
5. high-temperature phase change heat accumulation energy storage heat-exchange system according to claim 1, it is characterised in that fused salt heat storage tank (3) it is defeated Go out and vortex-shedding meter (8) is equipped with pipeline.
6. high-temperature phase change heat accumulation energy storage heat-exchange system according to claim 1, it is characterised in that fused salt heat storage tank (3) it is defeated Go out and recharging oil device (15) is equipped with pipeline.
7. high-temperature phase change heat accumulation energy storage heat-exchange system according to claim 1, it is characterised in that paraffin case hygrosensor (11), paraffin case outlet temperature detector (14), heater box hygrosensor (9), fused salt case inlet temperature detector (13), molten Salt box outlet temperature detector (12), fused salt case hygrosensor (10) select temp probe, one kind in temperature sensor or It is combined.
CN201721168033.2U 2017-09-13 2017-09-13 High-temperature phase change heat accumulation energy storage heat-exchange system Expired - Fee Related CN207299129U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721168033.2U CN207299129U (en) 2017-09-13 2017-09-13 High-temperature phase change heat accumulation energy storage heat-exchange system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721168033.2U CN207299129U (en) 2017-09-13 2017-09-13 High-temperature phase change heat accumulation energy storage heat-exchange system

Publications (1)

Publication Number Publication Date
CN207299129U true CN207299129U (en) 2018-05-01

Family

ID=62447197

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721168033.2U Expired - Fee Related CN207299129U (en) 2017-09-13 2017-09-13 High-temperature phase change heat accumulation energy storage heat-exchange system

Country Status (1)

Country Link
CN (1) CN207299129U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109579109A (en) * 2018-12-05 2019-04-05 河北省科学院能源研究所 High-temperature phase change heat accumulation energy storage heat-exchange system
CN111578518A (en) * 2020-05-19 2020-08-25 江苏建筑职业技术学院 Phase-change energy-storage heat exchange device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109579109A (en) * 2018-12-05 2019-04-05 河北省科学院能源研究所 High-temperature phase change heat accumulation energy storage heat-exchange system
CN111578518A (en) * 2020-05-19 2020-08-25 江苏建筑职业技术学院 Phase-change energy-storage heat exchange device

Similar Documents

Publication Publication Date Title
Zhou et al. Phase change materials for solar thermal energy storage in residential buildings in cold climate
Nouri et al. Designing and optimization of solar assisted ground source heat pump system to supply heating, cooling and hot water demands
Li et al. Optimal design of PCM thermal storage tank and its application for winter available open-air swimming pool
Han et al. Numerical simulation of solar assisted ground-source heat pump heating system with latent heat energy storage in severely cold area
McKenna et al. Geocooling with integrated PCM thermal energy storage in a commercial building
CN106197111A (en) Heat accumulation heating plant, heating system and heat supply method
CN203671718U (en) Solar seasonal heat storage central heating device
CN207299129U (en) High-temperature phase change heat accumulation energy storage heat-exchange system
Qi et al. A simulation study on a solar heat pump heating system with seasonal latent heat storage
Pater Field measurements and energy performance analysis of renewable energy source devices in a heating and cooling system in a residential building in southern Poland
CN101813335B (en) Central heating method and system using solar and heat pump to replace parts of traditional heat sources
CN205878303U (en) Heat supply heating system of joint photovoltaic with phase change material energy storage is heated up in light and heat, air source
CN204923162U (en) Warm water system is adopted to solar energy phase transition heat -retaining formula
CN207379092U (en) Multi-source multi-generation system
CN204460431U (en) A kind of solar energy phase transition heat accumulation heating system
CN203857528U (en) Air type solar thermal collector heating device
CN205897308U (en) Central heating system based on distributing type heating heat -retaining technique
CN208635191U (en) A kind of combined type heating system
CN107289494A (en) Central heating system based on distributed heating heat-storage technology
CN203893442U (en) Air type solar water heater manage system
CN206269224U (en) A kind of three power heating systems
CN206269225U (en) A kind of many power heating systems
CN207081055U (en) Heat storage type air source heat pump hydro-thermal alliance control system
CN109579109A (en) High-temperature phase change heat accumulation energy storage heat-exchange system
CN103344053B (en) A kind of solar water heater of band heat balance device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180501

Termination date: 20180913