CN207427491U - Photo-thermal generating molten salt pipeline heat-insulating system - Google Patents
Photo-thermal generating molten salt pipeline heat-insulating system Download PDFInfo
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- CN207427491U CN207427491U CN201721408413.9U CN201721408413U CN207427491U CN 207427491 U CN207427491 U CN 207427491U CN 201721408413 U CN201721408413 U CN 201721408413U CN 207427491 U CN207427491 U CN 207427491U
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- China
- Prior art keywords
- salt pipeline
- fused salt
- heat
- thermal
- thermal generating
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of photo-thermal generating molten salt pipeline heat-insulating system.The heat-insulation system includes at least fused salt pipeline, and thermal insulation material or insulating tube are coated with by supporting item outside the fused salt pipeline.Using supporting item so that fused salt pipeline increases air layer with thermal insulation material, increases the thermal resistance that fused salt pipeline outwards conducts heat, is conducive to keep the temperature.Extra electricity storage is surfed the Internet into energy storage device daytime, while the wind energy and solar energy enriched using the Northwest are charged for energy storage device, to heat the electricity that the saving of fused salt pipeline can be grid-connected, improve the performance driving economy of solar-thermal generating system using solar-thermal generating system.By detecting the temperature of different position on fused salt pipeline, realization is heated on demand, is precisely heated, and reduces the consumption of heating electric energy.After employing above-mentioned technical proposal, make the better heat preservation of fused salt pipeline, influence of the electric tracing to electricity volume is small, is conducive to improve the performance driving economy of solar-thermal generating system.
Description
Technical field
The utility model is related to a kind of solar-thermal generating systems, and in particular to a kind of fused salt pipeline heat-insulating system belongs to the sun
Field can be utilized.
Background technology
Fused salt is used in heat transfer and accumulation of heat link in solar light-heat power-generation extensively, but common fused salt fusing point is 240
DEG C, less than this fusing point, fused salt will solidify, and the fused salt of solidification blocks pipeline, and entire electricity generation system is caused to stop transport.Due to pipeline
In fused salt solidification, internal pipe pressure becomes smaller, and under external atmosphere pressure effect, pipeline may damage.Photo-thermal power generation work
Journey is predominantly located in NORTHWEST CHINA area, and day and night temperature is big, therefore the heat preservation and tracing system design of fused salt pipeline become very
It is important.
Common heat preservation and tracing system design face the problem of heat insulation effect is undesirable, and energy consumption is higher in engineering at present.
Utility model content
To overcome drawbacks described above, the utility model is provided in a kind of solar-thermal generating system for improving fused salt pipe insulation effect
Fused salt pipeline heat-insulating system.
In order to achieve the above objectives, the photo-thermal generating molten salt pipeline heat-insulating system of the utility model, including fused salt pipeline, in institute
Thermal insulation material or insulating tube are coated with by supporting item outside the fused salt pipeline stated.
Preferably, electric heater unit has been additionally provided with it outside the fused salt pipeline.
Preferably, it is provided with temperature sensor on the fused salt pipeline；The temperature sensor is by temperature signal
It exports to heating controller, the working condition of electric heater unit of the heating controller according to temperature signal control.
Preferably, further include the wind power generation plant being connected with electric heater unit.
Preferably, the wind power generation plant includes：Wind-driven generator and the energy storage dress with wind-power electricity generation mechatronics
It puts, the heating controller controls the energy storage device to provide electric energy to electric heater unit.
Preferably, the electric heater unit that has is resistive heater.
The characteristics of the utility model and advantageous effect are：
1. using supporting item so that fused salt pipeline increases air layer with thermal insulation material, increases fused salt pipeline and outwards conducts heat
Thermal resistance, be conducive to keep the temperature.
2. using solar-thermal generating system extra electricity storage is surfed the Internet into energy storage device daytime, at the same it is rich using the Northwest
Rich wind energy and solar energy charges for energy storage device, to heat the electricity that the saving of fused salt pipeline can be grid-connected, improves photo-thermal power generation system
The performance driving economy of system.
3. by detecting the temperature of different position on fused salt pipeline, realization is heated on demand, is precisely heated, and reduces heating electric energy
Consumption.
After employing above-mentioned technical proposal, make the better heat preservation of fused salt pipeline, influence of the electric tracing to electricity volume
It is small, be conducive to improve the performance driving economy of solar-thermal generating system.
Description of the drawings
Attached drawing 1 is the utility model one embodiment schematic diagram.
In figure：1, fused salt pipeline；2, thermal insulation material；3, supporting item；4, temperature sensor；5, relay；6, adding thermal resistance
Silk；7, service cable；8, supply unit；9, station service access port；10, switching device；11, energy storage device；12, low profile photovoltaic hair
Electric installation；13, small wind-driven generator.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment
Fig. 1 is the structure diagram of the present embodiment photo-thermal generating molten salt pipeline heat-insulating system.The present embodiment includes fused salt pipe
Road (1), thermal insulation material (2), supporting item (3), temperature sensor (4), relay (5), resistive heater (6), service cable
(7), supply unit (8), station service access port (9), switching device (10), energy storage device (11), low profile photovoltaic power generator
(12), small wind-driven generator (13).
In terms of heat preservation, the fused salt pipeline 1 is contacted with supporting item 3, and supporting item 3 is contacted with thermal insulation material.In electric tracing
Aspect, the welding of temperature sensor 4 and 1 wall surface of fused salt pipeline, the resistive heater 6 are wound in fused salt pipeline 1, heat
Resistance wire 6 is connected to supply unit 8, station service access port 9 and the access supply unit in parallel of energy storage device 11 by 5 parallel connection of relay
8, station service access port 9 passes through the access in parallel of switching device 10 and low profile photovoltaic power generator 12, small wind-driven generator 13
Onto energy storage device 11.
In above system, using station service access port 9, low profile photovoltaic power generator 12, small wind-driven generator 13 is equal
Can be that resistive heater 6 is powered.
As shown in Figure 1, in fused salt pipeline 1 and thermal insulation material 2, there is supporting item 2 as interval, add fused salt pipeline 1
To ambient enviroment heat transfer resistance, be conducive to the heat preservation of fused-salt medium in pipeline.
As shown in Figure 1, when temperature sensor 4 detects that the temperature of 1 some positions of fused salt pipeline is molten less than fused-salt medium
When below point temperature, closing of circuit relay 5 is that low 1 local location of fused salt pipeline of temperature implements heating.
Can be energy storage by being closed the device 10 that opens the light as shown in Figure 1, when solar-thermal generating system electricity volume has more than needed
Device 11 charges.It is charged simultaneously using low profile photovoltaic power generator 12 and small wind-driven generator 13 for energy storage device.When molten
When salt pipeline 1 needs electrical heating, 11 electricity of energy storage device is powered for resistive heater 6.
Claims (4)
1. a kind of photo-thermal generating molten salt pipeline heat-insulating system, which is characterized in that the heat-insulation system includes at least fused salt pipeline,
Thermal insulation material or insulating tube are coated with by supporting item outside the fused salt pipeline；It is additionally provided with outside the fused salt pipeline
Electric heater unit；Further include the wind power generation plant being connected with electric heater unit.
2. photo-thermal generating molten salt pipeline heat-insulating system as described in claim 1, which is characterized in that on the fused salt pipeline
It is provided with temperature sensor；The temperature sensor exports temperature signal to heating controller, and heating controller is according to temperature
Spend the working condition of the signal control electric heater unit.
3. photo-thermal generating molten salt pipeline heat-insulating system as claimed in claim 2, which is characterized in that the wind power generation plant
Including：Wind-driven generator and the energy storage device with wind-power electricity generation mechatronics, the heating controller control the energy storage dress
It puts to electric heater unit and electric energy is provided.
4. photo-thermal generating molten salt pipeline heat-insulating system as described in claim 1, which is characterized in that the electric heater unit is
Resistive heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721408413.9U CN207427491U (en) | 2017-10-27 | 2017-10-27 | Photo-thermal generating molten salt pipeline heat-insulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721408413.9U CN207427491U (en) | 2017-10-27 | 2017-10-27 | Photo-thermal generating molten salt pipeline heat-insulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207427491U true CN207427491U (en) | 2018-05-29 |
Family
ID=62310148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721408413.9U Active CN207427491U (en) | 2017-10-27 | 2017-10-27 | Photo-thermal generating molten salt pipeline heat-insulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207427491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116007211A (en) * | 2022-12-19 | 2023-04-25 | 成都理工大学 | Underground aquifer energy storage system based on induction heating technology |
-
2017
- 2017-10-27 CN CN201721408413.9U patent/CN207427491U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116007211A (en) * | 2022-12-19 | 2023-04-25 | 成都理工大学 | Underground aquifer energy storage system based on induction heating technology |
| CN116007211B (en) * | 2022-12-19 | 2024-01-26 | 成都理工大学 | Underground aquifer energy storage system based on induction heating technology |
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