CN203053050U - Tank field of solar energy heat generating station - Google Patents
Tank field of solar energy heat generating station Download PDFInfo
- Publication number
- CN203053050U CN203053050U CN 201220666987 CN201220666987U CN203053050U CN 203053050 U CN203053050 U CN 203053050U CN 201220666987 CN201220666987 CN 201220666987 CN 201220666987 U CN201220666987 U CN 201220666987U CN 203053050 U CN203053050 U CN 203053050U
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- salt
- pump
- cold
- hot
- solar energy
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model relates to a tank field of a solar energy heat generating station. The tank field of the solar energy heat generating station solves the problem that the manner of one-tank-one-pump or one-tank-multiple-pump can not well meet the requirements for storage and conveyance of working mediums of the solar energy heat generating station. The tank field of the solar energy heat generating station comprises cold salt tanks and hot salt tanks. After passing a heat absorber, cold salt output pipelines are connected with hot salt input pipelines. After passing a heat exchanger, hot salt output pipelines are connected with cold salt input pipelines. The tank field of the solar energy heat generating station is characterized in that the number of the cold salt tanks is multiple, the cold salt tanks are connected in parallel, outlets of the cold salt tanks are collected to a cold salt header pipe, the cold salt header pipe is connected with a pump tank, a plurality of salt fusing pumps are arranged at the position of the pump tank, the salt fusing pumps are respectively communicated with the corresponding cold salt output pipelines, and according to the hot salt tanks, the same pipeline connection structure as the cold salt tanks is adopted. According to the tank field of the solar energy heat generating station, unified allocation of the multiple cold salt tanks and the multiple hot salt tanks is achieved, design difficulty and installation difficulty of the salt fusing pumps are reduced at the same time, and the design requirements for multiple heat sources and multiple users are achieved.
Description
Technical field
The utility model belongs to field, solar energy thermal-power-generating station, relates to the tank field at a kind of solar energy thermal-power-generating station.
Background technology
The tower type solar energy thermal power generation station, the sunshine that utilizes working medium to absorb reflection, converge as the thermal source of generating, needs to build large-scale accumulation of energy structure.For the tower type solar energy thermal power generation station, conveying and the jumbo storage of big flow, should not adopt the design of direct-connected one jar of one pump of pump jar or pump more than a jar, because the fluid media (medium) relation needs to use vertical centrifugal pump, pump directly is set up on the storage tank will propose higher requirement to tank designs; If simultaneously storage tank is tall and big, need consider pumping of lower tank fluid during design, also can strengthen the design difficulty of pump; And in one jar of one pumping system, the very flexible of scheduling is coordinated complicated between each storage tank.Such as the Gemasolar power station, built large-scale storage salt cellar, selected pump shaft vertical pump for liquid salts very long, costliness to be directly installed on the storage salt cellar, increased the cost of design difficulty and construction, maintenance greatly, along with the maximization of solar utilization technique, storage and conveying adopt the defective of one jar of one pump or pump more than a jar will seriously restrict the development at tower type solar energy thermal power generation station.
Summary of the invention
The mode that the purpose of this utility model is to solve one jar of one pump or pump more than a jar can't finely satisfy the problem of the working medium storage of solar energy thermal-power-generating station and delivery requirements, and the tank field of a kind of many storage tanks to many pumps, unified allocation of resources solar energy thermal-power-generating station is provided.
The technical scheme that its technical problem that solves the utility model adopts is: the tank field at a kind of solar energy thermal-power-generating station, comprise cold salt cellar and hot salt cellar, cold salt output channel is through connecting hot salt input channel behind the heat dump, hot salt output channel is through connecting cold salt input channel behind the heat-exchange device, described cold salt cellar is parallel with a plurality of, each cold salt cellar outlet is pooled to a cold salt house steward, cold salt house steward is connected with a pump jar and links to each other, pump jar place is provided with a plurality of pump for liquid salts, and each pump for liquid salts is communicated with a corresponding cold salt output channel respectively; Described hot salt cellar is parallel with a plurality of, and each hot salt cellar outlet is pooled to a hot salt house steward, and hot salt house steward is connected with a pump jar and links to each other, and hot salt pump jar place is provided with a plurality of pump for liquid salts, each pump for liquid salts all with a corresponding hot salt output channel connection.Cold salt cellar and hot salt cellar have the transfer of pump jar separately respectively, a plurality of cold salt cellars connect pump for liquid salts after by the transfer of pump jar, make and carry out the self-balancing adjusting between each cold salt cellar, the pressure in each jar of utilization itself and liquid level difference are controlled the flow of inflow pump jar automatically, reach the purpose of balance; Hot salt cellar also adopts identical pump jar transfer connection to be connected with pump for liquid salts.Simultaneously, the pump jar is as transferring device, itself reserves are required low, capacity can design much smaller than cold salt cellar and hot salt cellar, the pump jar that volume is relatively little can reduce the design and installation difficulty of pump for liquid salts.Simultaneously, a pump for liquid salts connects the output channel of a correspondence, and an output channel can connect a thermal source or user, can reach many thermals source, multi-user's purpose of design.
As preferably, described cold salt house steward is provided with total valve, and corresponding pump jar is provided with fluid level controller, and fluid level controller is connected with total valve on the cold salt house steward; Described hot salt house steward is provided with total valve, and corresponding pump jar is provided with fluid level controller, and fluid level controller is connected with total valve on the hot salt house steward.Can control the switching degree of total valve by monitoring pump jar liquid level by fluid level controller, to regulate flow.
As preferably, each hot salt output channel connects cold salt input channel behind over-heat-exchanger, is communicated with the entrance of each cold salt cellar after the cold salt input channel branch, and the entrance of each cold salt cellar is respectively equipped with valve; Each cold salt output channel connects hot salt input channel through back behind heat dump, is communicated with the entrance of each hot salt cellar after the hot salt input channel branch, and the entrance of each hot salt cellar is respectively equipped with valve.Each cold salt output channel is according to refrigerant flow rate, and heat absorption situation and flow are had nothing in common with each other, and enters each hot salt cellar more respectively after compiling balance by total hot salt input channel, reaches the purpose that balance stores.In like manner, different final to enter cold salt input channel also different according to various heat exchange device heat exchange efficiency for each hot salt output channel, equally by storing respectively after gathering.
As preferably, the outlet of each described cold salt cellar and hot salt cellar is respectively equipped with valve.According to the concrete condition of cold salt cellar and hot salt cellar, valve-off overhauls separately, also can stop the cold salt cellar of part and hot salt cellar work according to the physical holding of the stock demand.
As preferably, the height of described pump jar is no more than the height of hot salt cellar and cold salt cellar.Reduce design and installation cost and the difficulty of pump for liquid salts.As preferably, described pump jar highly is no more than 3 meters.
As preferably, each pump for liquid salts of cold salt cellar is by the corresponding heat dump of corresponding cold salt output channel, and a heat dump has the heliostat field of a correspondence.Can realize that the unification of a plurality of thermals source obtains and allocate.
As preferably, each pump for liquid salts of hot salt cellar is by the corresponding heat-exchange device of corresponding hot salt output channel.Can satisfy the demand of the many heat-exchanger rigs of multi-user.
The utility model adopts how cold salt cellar, how hot salt cellar to connect the tank field structure of many pump for liquid salts separately by the transfer of pump jar, has realized the unified allocation of resources of how cold salt cellar, how hot salt cellar, has reduced the design and installation difficulty of pump for liquid salts simultaneously; Each pump for liquid salts has corresponding thermal source or user respectively, has realized many thermals source multi-user's design requirement.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Among the figure: 1. cold salt cellar, 2. valve, 3. total valve, 4. fluid level controller, 5. pump jar, 6. pump for liquid salts, 7. hot salt cellar, 8. heat dump, 9. heliostat field.
The specific embodiment
Also by reference to the accompanying drawings the utility model is further specified below by specific embodiment.
Embodiment: the tank field at a kind of solar energy thermal-power-generating station, as shown in Figure 1.This device has several cold salt cellar 1 and several hot salt cellars 7.
The connection of each cold salt cellar 1 is as described below, and the entrance and exit of each cold salt cellar 1 is connected one by one with the entrance of each cold salt cellar 1 after being equipped with the total cold salt input channel branch of 2, one on valve.The outlet of each cold salt cellar 1 accumulates a cold salt house steward and is connected with pump jar 5, and cold salt house steward is provided with total valve 3.Pump jar 5 is provided with fluid level controller 4, and fluid level controller connects total valve 3 and controls total valve 3 switching degree, regulates flow.Pump jar 5 is provided with some pump for liquid salts 6, and each pump for liquid salts 6 connects the cold salt output channel of a correspondence respectively, every corresponding heat dump 8 of cold salt output channel, the corresponding heliostat field 9 of each heat dump.Each cold salt output channel gathers after passing corresponding heat dump 8, is communicated with hot salt input channel.
The connection of each hot salt cellar 7 is as described below, and the entrance and exit of each hot salt cellar 7 is connected one by one with the entrance of each hot salt cellar 7 after being equipped with the total hot salt input channel branch of 2, one on valve.The outlet of each hot salt cellar 7 accumulates a hot salt house steward and is connected with pump jar 5, and hot salt house steward is provided with total valve 3.Pump jar 5 is provided with fluid level controller 4, and fluid level controller connects total valve 3 and controls total valve 3 switching degree, regulates flow.Pump jar 5 is provided with some pump for liquid salts 6, and each pump for liquid salts 6 connects the hot salt output channel of a correspondence respectively, the every corresponding heat-exchanger rig (not drawing among the figure) of hot salt output channel.Each hot salt output channel gathers after passing corresponding heat-exchanger rig, is communicated with cold salt input channel.
The cold salt cellar of each of this device and Ge Re salt cellar height are 10 meters, and two pump jars highly are 2 meters.
This installs cold salt cellar and hot salt cellar is connected to form circulation from beginning to end by pipeline, and has gathered a plurality of heat dumps and a plurality of heat-exchanger rig in circulation, forms many thermals source multi-user's the circulatory system.From the part, a plurality of cold salt cellars are connected with pump for liquid salts by the transfer of pump jar respectively with a plurality of hot salt cellars, and each cold salt cellar, hot salt cellar are all independent relatively, can overhaul separately or stop using, and miscellaneous part not exerted an influence.Pump jar height has reduced the design and installation difficulty of pump for liquid salts less than the height of cold salt cellar and hot salt cellar.
Claims (8)
1. the tank field at a solar energy thermal-power-generating station, comprise cold salt cellar and hot salt cellar, cold salt output channel is through connecting hot salt input channel behind the heat dump, hot salt output channel is through connecting cold salt input channel behind the heat-exchange device, it is characterized in that: described cold salt cellar is parallel with a plurality of, and each cold salt cellar outlet is pooled to a cold salt house steward, and cold salt house steward is connected with a pump jar and links to each other, pump jar place is provided with a plurality of pump for liquid salts, and each pump for liquid salts is communicated with a corresponding cold salt output channel respectively; Described hot salt cellar is parallel with a plurality of, and each hot salt cellar outlet is pooled to a hot salt house steward, and hot salt house steward is connected with a pump jar and links to each other, and hot salt pump jar place is provided with a plurality of pump for liquid salts, each pump for liquid salts all with a corresponding hot salt output channel connection.
2. the tank field at a kind of solar energy thermal-power-generating according to claim 1 station, it is characterized in that: described cold salt house steward is provided with total valve, and corresponding pump jar is provided with fluid level controller, and fluid level controller is connected with total valve on the cold salt house steward; Described hot salt house steward is provided with total valve, and corresponding pump jar is provided with fluid level controller, and fluid level controller is connected with total valve on the hot salt house steward.
3. the tank field at a kind of solar energy thermal-power-generating according to claim 1 and 2 station, it is characterized in that: each hot salt output channel end gathers the back and connects cold salt input channel, be communicated with the entrance of each cold salt cellar after the cold salt input channel branch, the entrance of each cold salt cellar is respectively equipped with valve; Each cold salt output channel end gathers the back and connects hot salt input channel, is communicated with the entrance of each hot salt cellar after the hot salt input channel branch, and the entrance of each hot salt cellar is respectively equipped with valve.
4. the tank field at a kind of solar energy thermal-power-generating according to claim 1 and 2 station, it is characterized in that: the outlet of each described cold salt cellar and hot salt cellar is respectively equipped with valve.
5. the tank field at a kind of solar energy thermal-power-generating according to claim 1 and 2 station, it is characterized in that: the height of described pump jar is no more than the height of hot salt cellar and cold salt cellar.
6. the tank field at a kind of solar energy thermal-power-generating according to claim 1 and 2 station, it is characterized in that: described pump jar highly is no more than 3 meters.
7. the tank field at a kind of solar energy thermal-power-generating according to claim 1 and 2 station, it is characterized in that: each pump for liquid salts of cold salt cellar is by the corresponding heat dump of corresponding cold salt output channel, and a heat dump has the heliostat field of a correspondence.
8. the tank field at a kind of solar energy thermal-power-generating according to claim 1 and 2 station, it is characterized in that: each pump for liquid salts of hot salt cellar is by the corresponding heat-exchange device of corresponding hot salt output channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666987 CN203053050U (en) | 2012-12-07 | 2012-12-07 | Tank field of solar energy heat generating station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666987 CN203053050U (en) | 2012-12-07 | 2012-12-07 | Tank field of solar energy heat generating station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053050U true CN203053050U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220666987 Expired - Lifetime CN203053050U (en) | 2012-12-07 | 2012-12-07 | Tank field of solar energy heat generating station |
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| CN (1) | CN203053050U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106796051A (en) * | 2014-10-06 | 2017-05-31 | 巴布考克及威尔考克斯公司 | With the modularization fused salt solar column for technique or the heat storage of generating or cogeneration of heat and power |
| CN109373617A (en) * | 2018-11-12 | 2019-02-22 | 北京工业大学 | A kind of multipot type power generation molten salt energy storage system |
| CN109386972A (en) * | 2018-11-12 | 2019-02-26 | 北京工业大学 | A kind of multiple tank fused salt hold over system of compressed gas and pump for liquid salts coupling driving |
-
2012
- 2012-12-07 CN CN 201220666987 patent/CN203053050U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106796051A (en) * | 2014-10-06 | 2017-05-31 | 巴布考克及威尔考克斯公司 | With the modularization fused salt solar column for technique or the heat storage of generating or cogeneration of heat and power |
| CN109373617A (en) * | 2018-11-12 | 2019-02-22 | 北京工业大学 | A kind of multipot type power generation molten salt energy storage system |
| CN109386972A (en) * | 2018-11-12 | 2019-02-26 | 北京工业大学 | A kind of multiple tank fused salt hold over system of compressed gas and pump for liquid salts coupling driving |
| CN109386972B (en) * | 2018-11-12 | 2024-03-26 | 北京工业大学 | Multi-tank fused salt heat storage system driven by coupling of compressed gas and fused salt pump |
| CN109373617B (en) * | 2018-11-12 | 2024-03-26 | 北京工业大学 | Multi-tank type molten salt energy storage system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
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| CX01 | Expiry of patent term |