CN209131471U - Multimode heat reservoir - Google Patents
Multimode heat reservoir Download PDFInfo
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- CN209131471U CN209131471U CN201821842880.7U CN201821842880U CN209131471U CN 209131471 U CN209131471 U CN 209131471U CN 201821842880 U CN201821842880 U CN 201821842880U CN 209131471 U CN209131471 U CN 209131471U
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- heat
- pipeline
- heat accumulation
- entrance
- triple valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The utility model discloses a kind of multimode heat reservoir, heat reservoir includes triple valve；Triple valve, including heat supply working medium transmission first entrance, second entrance and outlet, for regulate and control the hot working fluid from first entrance and second entrance, with from export constant current output constant temperature hot working fluid；The second thermally conductive pipeline including being connect with second entrance, including being connect with first entrance and which is provided with the first heat accumulation pipeline of the first heat accumulation module, including being connect with second entrance and be provided with the second heat accumulation pipeline of the second heat accumulation module, including being connect with first entrance and be provided with the third heat accumulation pipeline of third heat accumulation module, it solves in the prior art as the mating one group of output adjustment device of each heat accumulation module, the larger problem of limitation that is at high cost, filling exothermic temperature.
Description
[technical field]
The utility model belongs to heat-storage technology field, and in particular to multimode heat reservoir and its constant temperature export controlling party
Method.
[background technique]
The electricity price of national grid divides at times at present, and the electricity price of different periods is different, if can be by low price
The electric energy of time, which sells profit from power plant in the higher-priced time, can be obtained by large increase.Heat-storage technology can play such
Peak Load Adjustment, low rate period can be generated electricity required thermal energy by filling thermmal storage, in high rate period by putting by it
The thermal energy of storage is released and is used to generate electricity by heat, improves the generated energy of high rate period, to improve the power benefit of power plant.
The storage of thermal energy can realize by heat accumulation module, but in charge and discharge thermal process heat-storing device output end thermal technology
If the amplitude that the temperature and flow of matter are not controlled variation can be very big, to generate undesirable shadow to rear end power generator
It rings, if the output of heat-storing device is relative constant, the thermal energy of supply rear end can be a stable amount, and power generator can
With steady running without because input not to variation continued jitters.
The regulative mode that the control of heat-storing device output end is applied mostly at present is generally mating one group of each heat accumulation module
Output adjustment device is to ensure the constancy exported；Investment is big in this way, and heat accumulation module fill exothermic temperature limitation it is larger.
[utility model content]
The purpose of the utility model is to provide a kind of multimode heat reservoir and its constant temperature output control methods, existing to solve
Having in technology is the mating one group of output adjustment device of each heat accumulation module, and limitation that is at high cost, filling exothermic temperature is biggish to ask
Topic.
The technical solution adopted in the utility model: multimode heat reservoir, heat reservoir include triple valve；Triple valve, packet
First entrance, second entrance and the outlet for including heat supply working medium transmission, for regulating and controlling the thermal technology from first entrance and second entrance
Matter, with from outlet constant current output constant temperature hot working fluid；
The second thermally conductive pipeline including connecting with second entrance, the second thermally conductive pipeline are the branch distributed from main pipeline
Pipeline, for the hot working fluid on main pipeline to be introduced directly into triple valve；
Including being connect with first entrance and which is provided with the first heat accumulation pipeline of the first heat accumulation module, the first heat accumulation module
For hot working fluid after it fills heat or heat release processing, then to be imported triple valve；
Including being connect with second entrance and be provided with the second heat accumulation pipeline of the second heat accumulation module, the second heat accumulation mould
Block is used for by hot working fluid after it fills heat or heat release processing, then imports triple valve；
Including being connect with first entrance and be provided with the third heat accumulation pipeline of third heat accumulation module, third heat accumulation mould
Block is used for by hot working fluid after it fills heat or heat release processing, then imports triple valve；
Second thermally conductive pipeline can switch between main pipeline and the conductive and nonconductive state of triple valve, every storage
Pipe line can switch between main pipeline and the conductive and nonconductive state of triple valve, the second thermally conductive pipeline and every storage
Pipe line under normal conditions, is not turned on main pipeline, with triple valve.
Further, the first thermally conductive pipeline is provided between main pipeline and first entrance, the first thermally conductive pipeline is from supervisor
The bypass line distributed on road, for the hot working fluid on main pipeline to be introduced directly into triple valve.
Compared with prior art, the utility model at least has the advantages that the controlling party using the utility model
Formula adjusts the charge and discharge heated succession of three heat accumulation pipelines and a thermally conductive pipeline, to realize two exothermic streams of heat accumulation sequence of modules
Amount temperature constant output is adjusted, more abundant to the utilization of thermal energy, is saved valve, metered quantity, is saved cost investment.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram that the utility model multimode heat reservoir includes a thermally conductive pipeline；
Fig. 2 is the structural schematic diagram that the utility model multimode heat reservoir includes two thermally conductive pipelines.
Wherein: 1. main pipelines, 2. heat accumulation pipelines, 3. heat accumulation modules, 41. first thermally conductive pipelines, 42. second thermally conductive pipelines,
5. triple valve, 6. first entrances, 7. second entrances, 8. outlets, 21. first heat accumulation pipelines, 22. second heat accumulation pipelines, 23. thirds
Heat accumulation pipeline, 31. first heat accumulation modules, 32. second heat accumulation modules, 33. third heat accumulation modules.
[specific embodiment]
Below by drawings and examples, the technical solution of the utility model is described in further detail.
The utility model provides a kind of multimode heat reservoir, as shown in Figure 1, heat reservoir includes triple valve 5；Threeway
Valve 5, first entrance 6, second entrance 7 and outlet 8 including heat supply working medium transmission, for regulating and controlling to come from first entrance 6 and second
The hot working fluid of entrance 7, with from outlet 8 constant current output constant temperature hot working fluid；The cold and hot oil of valve regulation can be adjusted by threeway mixed flow
Make output temperature relative constant by ratio, flow is then adjusted by the opening size of regulating valve, so that output flow phase
To constant, to realize output constant temperature constant flow.Wherein, hot working fluid can be high temperature heat conductive oil.
The second thermally conductive pipeline 42 including connecting with second entrance 7, the second thermally conductive pipeline 42 are to distribute from main pipeline 1
Bypass line, for the hot working fluid on main pipeline 1 to be introduced directly into triple valve 5；
Including being connect with first entrance 6 and which is provided with the first heat accumulation pipeline 21 of the first heat accumulation module 31, the first storage
Thermal modules 31 are used for by hot working fluid after it fills heat or heat release processing, then import triple valve 5；
Including being connect with second entrance 7 and be provided with the second heat accumulation pipeline 22 of the second heat accumulation module 32, second
Heat accumulation module 32 is used for by hot working fluid after it fills heat or heat release processing, then imports triple valve 5；
Including being connect with first entrance 6 and be provided with the third heat accumulation pipeline 23 of third heat accumulation module 33, third
Heat accumulation module 33 is used for by hot working fluid after it fills heat or heat release processing, then imports triple valve 5；
Second thermally conductive pipeline 42 can switch between main pipeline 1 and the conductive and nonconductive state of triple valve 5, often
Heat accumulation pipeline can switch between main pipeline 1 and the conductive and nonconductive state of triple valve 5, the second thermally conductive pipeline 42
Under normal conditions with every heat accumulation pipeline 2, it is not turned on main pipeline 1, with triple valve 5.
The first thermally conductive pipeline 41 is provided between main pipeline 1 and first entrance 6, which is from main pipeline
The bypass line distributed on 1, on main pipeline 1 hot working fluid to be introduced directly into triple valve 5.First entrance 6 and second enters
Be provided with thermally conductive pipeline between mouthfuls 7 and main pipeline 1, in order to as needed, can choose in actually using open it is any one
The thermally conductive pipeline of side is worked in coordination with reaching with other heat accumulation pipelines 2, guarantees the purpose of output constant temperature.
The utility model additionally provides the constant temperature output control method of above-mentioned this multimode heat reservoir, be divided into fill heat and
Two kinds of heat release.
One, heat accumulation module 3 fills hot method:
If the hot working fluid temperature on main pipeline 1 is TBegin, the hot working fluid temperature of triple valve exit pre-output is TTarget, each
It is T that heat accumulation module, which need to fill the temperature that heat reaches,It fills, TIt fills<TBegin, the real time temperature of the first heat accumulation module is t1, the second heat accumulation module
Real time temperature is t2, the real time temperature of third heat accumulation module is t3, the output temperature difference of the first, second, and third heat accumulation pipeline
For T1 goes out、T2 go outAnd T3 go out；
Judge whether the hot working fluid temperature of main line 1 is more than the target temperature of triple valve pre-output, if being more than target temperature,
Second thermally conductive pipeline 42 is connected to second entrance 7, the first heat accumulation module 31 of starting fills heat pattern, then by the first thermally conductive pipeline
21 are connected to first entrance 6；
In T1 goes out≥TTargetUnder the conditions of, then start the second heat accumulation module 32 fills heat pattern, by the second heat accumulation pipeline 22 and
The connection of two entrances 7 simultaneously switches off the connection of the second thermally conductive pipeline 42 and triple valve 5；
In T2 go out≥TTargetUnder the conditions of, starting third heat accumulation module 33 fills heat pattern, by third heat accumulation pipeline 23 and first
Entrance 6 is connected to；
Wherein, t1=TIt fillsUnder the conditions of, then the connection of the first heat accumulation pipeline 21 and first entrance 6 is disconnected, and stop to first
Heat accumulation module 31 fills heat；
In t2=TIt fillsUnder the conditions of, then the connection of the second heat accumulation pipeline 22 and second entrance 7 is disconnected, and stop to the second heat accumulation
Module 32 fills heat；
In t3=TIt fillsUnder the conditions of, then the connection of third heat accumulation pipeline 23 Yu first entrance 6 is disconnected, and stop to third heat accumulation
Module 33 fills heat；
Regulating three-way valve 5 comes so that its temperature for exporting 8 constant current output hot working fluids reaches TTarget。
In above-mentioned control process, when the temperature of some heat accumulation module reaches TIt fillsWhen, then stop to this heat accumulation module into
Row fills heat, and disconnects its place heat accumulation pipeline and main pipeline 1 and the connected state with triple valve 5.
Embodiment:
1, work as T2 go out=TTarget, and t1<TIt fills, t2<TIt fillsWhen, then keep filling for the first heat accumulation module 31 and the second heat accumulation module 32
Warm status, while start third heat accumulation module 33 fills heat pattern, and third heat accumulation pipeline 23 is connected to first entrance 6, is passed through
Control triple valve 5 reaches T to adjust its temperature for exporting 8 constant current output hot working fluidsBegin。
2, work as T3 go out< TTarget, and t1=TIt fills, t2=TIt fillsWhen, stop filling heat to the second heat accumulation module 32, while thermally conductive by second
Pipeline 42 is connected to second entrance 7；The thermal technology after the heat absorption of third heat accumulation module 33 combined material continuous is delivered to first entrance simultaneously
6；The temperature that its 8 output hot working fluid of outlet is adjusted by control triple valve 5 reaches TTarget。
Two, the exothermic processes of heat accumulation module 3:
If the hot working fluid temperature on main pipeline 1 is TBeginIf the hot working fluid temperature in triple valve exit is TTarget, heat accumulation module
The temperature for needing heat release to reach is TIt puts, TIt puts<TTarget, the real time temperature of the first heat accumulation module is t1, the real time temperature of the second heat accumulation module
For t2, the real time temperature of third heat accumulation module is t3, the output temperature of the first, second, and third heat accumulation pipeline is respectively T1 goes out、
T2 go outAnd T3 go out；
Judge whether the hot working fluid temperature of main line 1 is more than the target temperature of triple valve pre-output, if being more than target temperature,
Second thermally conductive pipeline 42 is connected to second entrance 7, starts the Heat release mode of the first heat accumulation module 31, then by the first thermally conductive pipeline
21 are connected to first entrance 6；
In T1 goes out≤TTargetUnder the conditions of, then start the Heat release mode of the second heat accumulation module 32, by the second heat accumulation pipeline 22 and
The connection of two entrances 7 simultaneously switches off the connection of the second thermally conductive pipeline 42 and triple valve 5；
In T2 go out≤TTargetUnder the conditions of, then start the Heat release mode of third heat accumulation module 33, by third heat accumulation pipeline 23 and
The connection of one entrance 6；
In t1=TIt putsUnder the conditions of, then the connection of the first heat accumulation pipeline 21 and first entrance 6 is disconnected, and stop to the first heat accumulation
31 heat release of module；
In t2=TIt putsUnder the conditions of, then the connection of the second heat accumulation pipeline 22 and second entrance 7 is disconnected, and stop to the second heat accumulation
32 heat release of module；
In t3=TIt putsUnder the conditions of, then the connection of third heat accumulation pipeline 23 Yu first entrance 6 is disconnected, and stop to third heat accumulation
33 heat release of module；
Regulating three-way valve 5 comes so that its temperature for exporting 8 constant current output hot working fluids reaches TTarget。
In above-mentioned control process, when the temperature of some heat accumulation module reaches TIt putsWhen, then stop to this heat accumulation module into
Row fills heat, and disconnects its place heat accumulation pipeline and main pipeline 1 and the connected state with triple valve 5.
Embodiment
If 1, t1=TIt putsWhen, T2 go outStill it is not up to TTargetWhen, stopping gives the first heat accumulation module 31 heat release, while thermally conductive by first
Pipeline 41 is connected to first entrance 6, while being delivered to second entrance for the thermal technology after the heating of the second heat accumulation module 32 is combined material continuous
7；Its temperature for exporting hot working fluid is adjusted by control triple valve reaches TBegin。
2, work as T2 go outReach TTargetWhen, start to give third heat accumulation module 33 heat release, while will absorb heat through third heat accumulation module 33
Thermal technology afterwards is combined material continuous to be delivered to first entrance 6；
Thermal technology after the heating of the second heat accumulation module 32 combined material continuous is delivered to second entrance 7；
Its temperature for exporting hot working fluid is adjusted by control triple valve 5 reaches TTarget。
If 3, t2=TIt putsWhen, T3 go outIt is still not up to T outTargetWhen, stopping gives the second heat accumulation module 32 heat release, while second being led
Pipe line 42 is connected to second entrance 7；
The thermal technology after the heating of third heat accumulation module 33 combined material continuous is delivered to first entrance 6 simultaneously；
Its temperature for exporting hot working fluid is adjusted by control triple valve 5 reaches TTarget。
This control mode that the utility model uses when filling heat, can make single group heat accumulation module fill heat outlet medium
It when temperature meets or exceeds target temperature, may continue to fill heat, make entrained by the high temperature hot working fluid that heat source side inputs on main pipe rail
Heat sufficiently store to heat accumulation module, to theoretically make heat accumulation module when filling heat, maximum possible close to heat source temperature
The thermal efficiency is filled in degree, raising, increases heat-storing device energy overall utilization rate.
When heat release, each group of heat accumulation module all obtain it is sufficiently exothermic, even if single module group heat release reaches outlet target temperature
When still can continue heat release, the decline of module temperature journey ladder, it is more to participate in the mould block group number adjusted, before exothermic module put
Heat is more, theoretically can be with heat release to the hot working fluid temperature inputted close to cold end.
To sum up, this control mode that the utility model uses is different from traditional output regulative mode, traditional adjusting side
Formula is generally the mating one group of output adjustment device of each heat accumulation module to ensure the constancy exported；This control mode, it is unlimited
Heat accumulation module number processed, and quantity, mostly in input source temperature range, charge and discharge heat institute is attainable higher (low).To thermal energy
Using more sufficiently, and one group of regulating system is only needed to achieve that the exothermic flow temperature constant output tune of multiple sequence of modules
Section, saves valve, metered quantity, and matched control system can also reduce corresponding configuration needs, accessory cables and applies
The expense of work also can be reduced accordingly, save cost investment with this.
The above content is only to illustrate the technical idea of the utility model, and the protection model of the utility model cannot be limited with this
Enclose, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this reality
Within protection scope with novel claims.
Claims (2)
1. multimode heat reservoir, which is characterized in that the heat reservoir includes triple valve (5)；The triple valve (5), including
First entrance (6), second entrance (7) and the outlet (8) of heat supply working medium transmission, for regulating and controlling to come from first entrance (6) and second
The hot working fluid of entrance (7), with from the hot working fluid of outlet (8) constant current output constant temperature；
The second thermally conductive pipeline (42) including connecting with second entrance (7), the second thermally conductive pipeline (42) are from main pipeline (1)
On the bypass line that distributes, for the hot working fluid on main pipeline (1) to be introduced directly into triple valve (5)；
It is described including being connect with first entrance (6) and which is provided with the first heat accumulation pipeline (21) of the first heat accumulation module (31)
First heat accumulation module (31) is used for by hot working fluid after it fills heat or heat release processing, then imports triple valve (5)；
Including being connect with second entrance (7) and be provided with the second heat accumulation pipeline (22) of the second heat accumulation module (32), institute
It states the second heat accumulation module (32) to be used for by hot working fluid after it fills heat or heat release processing, then imports triple valve (5)；
Including being connect with first entrance (6) and be provided with the third heat accumulation pipeline (23) of third heat accumulation module (33), institute
It states third heat accumulation module (33) to be used for by hot working fluid after it fills heat or heat release processing, then imports triple valve (5)；
The second thermally conductive pipeline (42) can cut between main pipeline (1) and the conductive and nonconductive state of triple valve (5)
It changes, every heat accumulation pipeline can switch between main pipeline (1) and the conductive and nonconductive state of triple valve (5), institute
It states the second thermally conductive pipeline (42) and every heat accumulation pipeline under normal conditions, is not turned on main pipeline (1), with triple valve (5).
2. multimode heat reservoir as described in claim 1, which is characterized in that the main pipeline (1) and first entrance (6) it
Between be provided with the first thermally conductive pipeline (41), the first thermally conductive pipeline (41) is the bypass line distributed from main pipeline (1),
For the hot working fluid on main pipeline (1) to be introduced directly into triple valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821842880.7U CN209131471U (en) | 2018-11-09 | 2018-11-09 | Multimode heat reservoir |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821842880.7U CN209131471U (en) | 2018-11-09 | 2018-11-09 | Multimode heat reservoir |
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| Publication Number | Publication Date |
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| CN209131471U true CN209131471U (en) | 2019-07-19 |
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| CN201821842880.7U Active CN209131471U (en) | 2018-11-09 | 2018-11-09 | Multimode heat reservoir |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297333A (en) * | 2018-11-09 | 2019-02-01 | 思安新能源股份有限公司 | Multimode heat reservoir and its control method of constant temperature output |
| CN111238279A (en) * | 2020-01-09 | 2020-06-05 | 东南大学 | Relay stable heat release method of heat storage system based on characteristics of fluid transverse heat storage rod bundle thermocline |
-
2018
- 2018-11-09 CN CN201821842880.7U patent/CN209131471U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297333A (en) * | 2018-11-09 | 2019-02-01 | 思安新能源股份有限公司 | Multimode heat reservoir and its control method of constant temperature output |
| CN111238279A (en) * | 2020-01-09 | 2020-06-05 | 东南大学 | Relay stable heat release method of heat storage system based on characteristics of fluid transverse heat storage rod bundle thermocline |
| CN111238279B (en) * | 2020-01-09 | 2021-06-01 | 东南大学 | Relay stable heat release method of heat storage system based on characteristics of fluid transverse heat storage rod bundle thermocline |
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