CN208595665U - A kind of photo-thermal power station fused salt storage tank basis ventilation device - Google Patents
A kind of photo-thermal power station fused salt storage tank basis ventilation device Download PDFInfo
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- CN208595665U CN208595665U CN201821068144.0U CN201821068144U CN208595665U CN 208595665 U CN208595665 U CN 208595665U CN 201821068144 U CN201821068144 U CN 201821068144U CN 208595665 U CN208595665 U CN 208595665U
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Abstract
The utility model belongs to photo-thermal power station technical field, more particularly to a kind of photo-thermal power station fused salt storage tank basis ventilation device, including fused salt storage tank, it at least further include fused salt storage tank basis, ventilation duct, communicating pipe and air blower, fused salt storage tank is mounted on the basis of fused salt storage tank, ventilation duct is installed on the outside of fused salt storage tank and the lower part of ventilation duct and is located in fused salt storage tank basis, ventilation duct connects air blower by communicating pipe, the ventilation duct of photo-thermal power station salt storage tank in the prior art is solved using heat transfer free convection, unpowered systems, the heat dissipation effect of this kind of form is limited by the influence of atmospheric environment, when their location wind speed is lower than design wind speed, the heat on tank bottom basis is not easy to shed and be easy to cause the damage on tank bottom basis, lead to the stoppage in transit of photo-thermal power station, the problem of increasing loss, it is simple with structure, not by local air speed influence , the height that ventilation duct elevates above the soil can be reduced, is easily installed, repairs and operates, the stability of heat reservoir can be improved.
Description
Technical field
The utility model belongs to photo-thermal power station technical field, and in particular to a kind of photo-thermal power station fused salt storage tank basis ventilation dress
It sets.
Background technique
Solar energy is the new energy that current application is most extensive, with fastest developing speed, technology is the most mature.
Solar energy shows randomness, fluctuation and intermittence due to being influenced by natural season and weather, and electric energy
Be incorporated into the power networks need electric energy have stability, photovoltaic generating system be difficult in independent operating provide continuous-stable
Energy, there are before peak of power consumption and valley power output imbalance problem.
Solar-thermal generating system can get up energy storage using heat storage can, and energy transmission is gone out when needed, thus
Ability with adjustable load.Solar heat power generation system with heat-storing device can be improved system generating efficiency,
The stability and continuity for reducing cost of electricity-generating, improving solar heat power generation system.In the case where solar radiation missing, steamer
Generating set utilizes the heat release of heat reservoir, still can satisfy load power generation.In the enough situations of heat reservoir capacity, machine
Group can generate electricity for continuous 24 hours.Solar heat power generation system with large capacity heat-storing device, which has, participates in peak-load regulating energy
Power has the ability for receiving fluctuation renewable energy, can access power grid with open arms.Solar-thermal generating system with heat-storing device
Basic peak modulation capacity can compare favourably with the power generation mode of traditional coal electricity, fuel gas generation, nuclear power, can be used as basic branch
Power supply is supportted, and there are the potentiality competed with conventional power plants, this is that photovoltaic generating system and wind generator system are incomparable,
It is one of the important reason of its energy high speed development.
The design key of photo-thermal power station salt storage tank is one of Storage Tank Foundation Design, the key of Storage Tank Foundation Design
It is the design of ventilation duct.Currently, commercialization puts into operation, the ventilation duct of photo-thermal power station salt storage tank is changed using free convection
Heat is unpowered systems, and the heat dissipation effect of this kind of form is limited by the influence of atmospheric environment, when their location wind speed is lower than design
When wind speed, the heat on tank bottom basis is not easy to shed, and is particularly easy to lead to the damage on tank bottom basis, leads to the stoppage in transit of photo-thermal power station,
It causes damages to enterprise.
Therefore, continued according to photo-thermal power station, safe and stable service requirement, select a kind of free convection and forced ventilation
The ventilation duct design combined will reduce to a certain extent the influence of enchancement factor, improve the safety of entire power station operation.
Utility model content
The purpose of the utility model is to overcome the ventilation ducts of photo-thermal power station salt storage tank in the prior art to use nature
The heat dissipation effect of heat convection, unpowered systems, this kind of form is limited by the influence of atmospheric environment, and when their location, wind speed is lower than
When design wind speed, the heat on tank bottom basis is not easy to shed and be easy to cause the damage on tank bottom basis, leads to the stoppage in transit of photo-thermal power station,
The problem of causing damages to enterprise.
For this purpose, the utility model provides a kind of photo-thermal power station fused salt storage tank basis ventilation device, including fused salt storage tank, until
It less further include that fused salt storage tank basis, ventilation duct, communicating pipe and air blower, fused salt storage tank are mounted on the basis of fused salt storage tank, ventilation
Pipe is installed on the outside of fused salt storage tank and the lower part of ventilation duct and is located in fused salt storage tank basis, and ventilation duct is connected by communicating pipe and roused
Blower.
Photo-thermal power station fused salt storage tank basis ventilation device further includes temperature sensor, and temperature sensor is mounted on fused salt
In the fused salt storage tank basis of tank bottom.
Photo-thermal power station fused salt storage tank basis ventilation device further includes DCS, and DCS is separately connected air blower and temperature sensing
Device.
The quantity of the temperature sensor be it is multiple, multiple temperature sensors are uniformly distributed in the fused salt of fused salt storage tank bottom
In tank foundation.
The ventilation duct includes vertical tube and transverse tube, and the rear and front end of transverse tube is connected to vertical tube vertically, and the top of vertical tube is outside
Open up ventilation opening, the lower part of transverse tube and vertical tube is respectively positioned in the fused salt storage tank basis of fused salt storage tank bottom, and the quantity of ventilation duct is
It is multiple and be sequentially distributed from left to right fused salt storage tank bottom fused salt storage tank basis in, fused salt storage tank is located at transverse tube rear and front end
Vertical tube between.
The communicating pipe quantity be one, communicating pipe one end connect air blower outlet, communicating pipe the other end vertically connect
The middle part of all ventilation ducts.
The utility model has the beneficial effects that ventilation dress in this photo-thermal power station fused salt storage tank basis provided by the utility model
It sets, including fused salt storage tank, at least further includes that fused salt storage tank basis, ventilation duct, communicating pipe and air blower, fused salt storage tank are mounted on molten
On salt tank foundation, ventilation duct is installed on the outside of fused salt storage tank and the lower part of ventilation duct and is located in fused salt storage tank basis, ventilation
Pipe connects air blower by communicating pipe；Temperature is detected by temperature sensor in fused salt storage tank basis, is set when detection temperature is higher than
When definite value, starts air blower, generate the wind of certain speed, kept watch and be sent in each ventilation duct by communicating pipe, in ventilation duct
Gas comes out from the both ends of pipe, final to realize the purpose for reducing tank foundation temperature, can be unsatisfactory for basic temperature drop in free convection
In the case of, forced ventilation reduces fused salt storage tank basal temperature, is allowed to lower than design value, compared to free convection, the present invention is only
Need to increase by two kinds of equipment of air blower and communicating pipe, it is cheap；Temperature detection information is delivered to DCS, DCS controls air blower
Start and stop, it is easy to operate, because there is forced ventilation device, can to avoid the influence of accidentalia, make system safety and steady run, should
Photo-thermal power station fused salt storage tank basis ventilation device changes situation greatly especially suitable for photo-thermal power station their location four seasons wind speed,
The ventilation duct structure is simple, is not influenced by local wind speed, can reduce the height that ventilation duct elevates above the soil, be easily installed, repairs
And operation, the stability of heat reservoir can be improved.
Detailed description of the invention
The utility model is described in further details below with reference to attached drawing.
Fig. 1 is photo-thermal power station fused salt storage tank basis ventilation device structural schematic diagram.
Description of symbols: 1, fused salt storage tank basis；2, temperature sensor；3, ventilation duct；4, communicating pipe；5, air blower；
6,DCS；7, fused salt storage tank；3-1, vertical tube；3-2, transverse tube.
Specific embodiment
Embodiment 1:
A kind of photo-thermal power station fused salt storage tank basis ventilation device, including fused salt storage tank 7 at least further include fused salt storage tank basis
1, ventilation duct 3, communicating pipe 4 and air blower 5, fused salt storage tank 7 are mounted on fused salt storage tank basis 1, and ventilation duct 3 is installed on fused salt storage
The outside of the tank 7 and lower part of ventilation duct 3 is located in fused salt storage tank basis 1, ventilation duct 3 connect air blower 5 by communicating pipe 4.
Embodiment 2:
As shown in Figure 1, a kind of photo-thermal power station fused salt storage tank basis ventilation device, including fused salt storage tank 7, it at least further include melting
Salt tank foundation 1, ventilation duct 3, communicating pipe 4 and air blower 5, fused salt storage tank 7 are mounted on fused salt storage tank basis 1, and ventilation duct 3 is pacified
Outside loaded on the fused salt storage tank 7 and lower part of ventilation duct 3 is located in fused salt storage tank basis 1, ventilation duct 3 is by connecting communicating pipe 4
Air blower 5.This photo-thermal power station fused salt storage tank basis ventilation device is the device that free convection is combined with forced convertion, can be certainly
Right convection current is unsatisfactory in the case of basic temperature drop, and forced ventilation reduces basic 1 temperature of fused salt storage tank, is allowed to lower than design value.Phase
It is cheap than in free convection, the present invention only needs to increase by 3 two kinds of equipment of air blower 5 and communicating pipe, because there is forced ventilation dress
It sets, system safety and steady can be made to run to avoid the influence of accidentalia, the photo-thermal power station fused salt storage tank basis ventilation device is special
Not Shi Yongyu photo-thermal power station their location four seasons wind speed change situation greatly, structure is simple, is not influenced by local wind speed, can drop
The height that low pass air hose 3 elevates above the soil is easily installed, repairs and operates, and the stability of heat reservoir can be improved.
Embodiment 3
On the basis of embodiment 1, photo-thermal power station fused salt storage tank basis ventilation device further includes temperature sensor 2,
Temperature sensor 2 is mounted in the fused salt storage tank basis 1 of 7 bottom of fused salt storage tank.The ventilation of photo-thermal power station fused salt storage tank basis
Device further includes DCS, and DCS is separately connected air blower 5 and temperature sensor 2.Temperature sensor 2 can real-time detection fused salt storage tank base
The temperature on the fused salt storage tank basis 1 of 1 fused salt storage tank of plinth, 7 bottom, and the temperature information fact that will test is delivered to DCS, DCS control
The start and stop of air blower 5, easy to operate, automation and accuracy are high, can be to avoid the shadow of accidentalia because there is forced ventilation device
It rings, runs system safety and steady.DCS is Distributed Control System, is existing system, and not described in detail herein, temperature passes
Sensor 2 and fused salt storage tank are the prior art.
The quantity of the temperature sensor 2 be it is multiple, multiple temperature sensors 2 are uniformly distributed in 7 bottom of fused salt storage tank
In fused salt storage tank basis 1；The temperature information of each position in fused salt storage tank basis 1 can be tested, multi-point sampler improves measurement
Accuracy.
The ventilation duct 3 includes vertical tube 3-1 and transverse tube 3-2, and the rear and front end of transverse tube 3-2 is connected to vertical tube 3-1 vertically, is erected
The top of pipe 3-1 opens up ventilation opening outward, and the lower part of transverse tube 3-2 and vertical tube 3-1 are respectively positioned on the fused salt storage tank of 7 bottom of fused salt storage tank
In basis 1, the quantity of ventilation duct 3 is multiple and is sequentially distributed from left to right on the fused salt storage tank basis 1 of 7 bottom of fused salt storage tank
Interior, fused salt storage tank 7 is located between the vertical tube 3-1 of the rear and front end transverse tube 3-2.The ventilation duct 3 of the structure can increase heat dissipation area
It radiates well to test fused salt storage tank basis 1, improves rate of heat dissipation.
4 quantity of communicating pipe is one, and 4 one end of communicating pipe connects the outlet of air blower 5, and communicating pipe, 4 other end was vertical
Connect the middle part of all ventilation ducts 3.Communicating pipe, 4 other end vertically connected the middle part of all ventilation ducts 3, can going out air blower
Wind uniformly enters in ventilation duct, makes 1 heat dissipation of fused salt storage tank basis uniformly, improves rate of heat dissipation, guarantee heat dissipation effect.
Working principle of the utility model is:
Temperature sensor 2 detects the temperature on fused salt storage tank basis 1 and temperature detection information is transported to DCS, when detection temperature
When degree is higher than design value, DCS controls the starting of air blower 5, and wind is simultaneously blown into ventilation duct 3 by communicating pipe 4 by 5 outlet air of air blower,
Wind takes the heat in ventilation duct 3 out of ventilation opening until temperature is reduced to design value, and DCS controls air blower and stops outlet air.
In the description of the utility model, it is to be understood that if having the orientation of instructions such as term "front", "rear", " right side " or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore describes the being given for example only property of term of positional relationship in attached drawing
Illustrate, should not be understood as the limitation to this patent.
Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model
Limitation, within all designs the same or similar with the utility model all belong to the scope of protection of the present invention.
Claims (6)
1. a kind of photo-thermal power station fused salt storage tank basis ventilation device, including fused salt storage tank (7), it is characterised in that: at least further include
Fused salt storage tank basis (1), ventilation duct (3), communicating pipe (4) and air blower (5), fused salt storage tank (7) are mounted on fused salt storage tank basis
(1) on, ventilation duct (3) is installed on the outside of fused salt storage tank (7) and the lower part of ventilation duct (3) and is located in fused salt storage tank basic (1),
Ventilation duct (3) passes through communicating pipe (4) connection air blower (5).
2. photo-thermal power station fused salt storage tank as described in claim 1 basis ventilation device, it is characterised in that: the photo-thermal power station is molten
Salt tank foundation ventilation device further includes temperature sensor (2), and temperature sensor (2) is mounted on the molten of fused salt storage tank (7) bottom
In salt tank foundation (1).
3. photo-thermal power station fused salt storage tank as claimed in claim 2 basis ventilation device, it is characterised in that: the photo-thermal power station is molten
Salt tank foundation ventilation device further includes DCS(6), DCS(6) it is separately connected air blower (5) and temperature sensor (2).
4. photo-thermal power station fused salt storage tank as claimed in claim 3 basis ventilation device, it is characterised in that: the temperature sensor
(2) quantity be it is multiple, the fused salt storage tank that multiple temperature sensors (2) are uniformly distributed in fused salt storage tank (7) bottom is basic (1)
It is interior.
5. photo-thermal power station fused salt storage tank as claimed in claim 4 basis ventilation device, it is characterised in that: the ventilation duct (3)
Including vertical tube (3-1) and transverse tube (3-2), the rear and front end of transverse tube (3-2) is connected to vertical tube (3-1) vertically, the top of vertical tube (3-1)
It holds and opens up ventilation opening outward, the lower part of transverse tube (3-2) and vertical tube (3-1) is respectively positioned on the fused salt storage tank base of fused salt storage tank (7) bottom
In plinth (1), the quantity of ventilation duct (3) is multiple and is sequentially distributed fused salt storage tank base in fused salt storage tank (7) bottom from left to right
In plinth (1), fused salt storage tank (7) is located between the vertical tube (3-1) of the rear and front end transverse tube (3-2).
6. photo-thermal power station fused salt storage tank as claimed in claim 5 basis ventilation device, it is characterised in that: the communicating pipe (4)
Quantity is one, and communicating pipe (4) one end connects the outlet of air blower (5), and communicating pipe (4) other end vertically connects all ventilation ducts
(3) middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821068144.0U CN208595665U (en) | 2018-07-06 | 2018-07-06 | A kind of photo-thermal power station fused salt storage tank basis ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821068144.0U CN208595665U (en) | 2018-07-06 | 2018-07-06 | A kind of photo-thermal power station fused salt storage tank basis ventilation device |
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| CN208595665U true CN208595665U (en) | 2019-03-12 |
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| CN201821068144.0U Active CN208595665U (en) | 2018-07-06 | 2018-07-06 | A kind of photo-thermal power station fused salt storage tank basis ventilation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692660A (en) * | 2020-06-08 | 2020-09-22 | 江苏科技大学 | Anti-condensation convection-radiation composite air conditioning system and working method thereof |
-
2018
- 2018-07-06 CN CN201821068144.0U patent/CN208595665U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692660A (en) * | 2020-06-08 | 2020-09-22 | 江苏科技大学 | Anti-condensation convection-radiation composite air conditioning system and working method thereof |
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