CN208365848U - Filter device and its fused salt heat absorber system suitable for fused salt heat absorber system - Google Patents
Filter device and its fused salt heat absorber system suitable for fused salt heat absorber system Download PDFInfo
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- CN208365848U CN208365848U CN201820520804.8U CN201820520804U CN208365848U CN 208365848 U CN208365848 U CN 208365848U CN 201820520804 U CN201820520804 U CN 201820520804U CN 208365848 U CN208365848 U CN 208365848U
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- Prior art keywords
- fused salt
- filter device
- cover plate
- salt heat
- surge tank
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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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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of filter device suitable for fused salt heat absorber system and its fused salt heat absorber system, the filter device is arranged in fused salt heat absorber system in the import surge tank of fused salt heat dump front end and the arrival end for the inner conduit being connected with the sender property outlet of the import surge tank is arranged in.The fused salt endothermic system includes fused salt heat dump and fused salt heat dump front end is arranged in and coupled import surge tank, wherein is provided with above-mentioned filter device at the arrival end for the inner conduit being connected with the sender property outlet of the import surge tank.The utility model is arranged on the inner conduit of tank body sender property outlet using filter device as the internals of import surge tank, therefore without heat preservation and heat tracing, save the cost and the dismounting or replacement for being convenient for filter device；Also, filter device is preferably connected using flaring coupling tube, overcomes the installation of filter device influence caused by heat absorber system running resistance by increasing circulation area.
Description
Technical field
The utility model relates to the technical fields of photo-thermal power generation, more particularly, are related to a kind of suitable for fused salt heat dump
The filter device and its fused salt heat absorber system of system.
Background technique
For tower photo-thermal power station, for fused salt heat dump as core photothermal conversion equipment, operating condition is extremely severe
It carves and severe, for example tower top high-altitude arranges that repair and maintenance is difficult, bear high hot-fluid heterogeneous radiation and start and stop cycle-index is frequent
Deng the more situations of storage.Therefore, in order to guarantee the safe and stable operation of fused salt heat dump, osculum is selected for heat absorption tube panel
The absorbing pipe of diameter, thin-walled specification with enhancing heat transfer, reduces stress and prolongs the service life.
In the process of running, small-bore absorbing pipe can solidify because of fused salt or be very easy to cause to block there are solid impurity,
Cause working medium can not in pipe proper flow, overtemperature tube burst at this moment will occur under the radiation of high hot-fluid sunlight.For molten
The easy coagulating property of salt can avoid solidifying by laying heating tape or related operation control means.For solid impurity
Standard practice is then to install filter additional on the pipeline before fused salt pump intake or flow instrument, is kept away while protecting such equipment
Exempt from impurity into resulting in blockage in small-bore absorbing pipe.Pipelined filter is mainly fixed on pipe by way of flanged joint
In the middle part of road, convenient for the dismounting, cleaning or replacement of filter screen.
But for fused salt pipe-line system, first is that requiring connection type using welding, leaks and solidify to avoid fused salt；Two
It is also to need outside all pipe-line systems except outer equipped with heat preservation to lay electric-heating belt to preheat pipeline or tie up temperature, such as dismounts,
It then needs to keep the temperature in the region and affiliated pipeline loop electricity is all removed with system, the dismounting for increasing pipelined filter is difficult
Degree；Even if being arranged independent heat tracing circuit to filter, when dismounting, also needs first to remove electric-heating belt, simultaneously because heat tracing circuit is only
It erects to set and also will increase equipment investment cost to a certain extent.
Utility model content
In order to solve the problems in the existing technology, the purpose of the utility model is to provide a kind of optimization and improved mistakes
Device is filtered, by adjusting the structure and mounting means of filter device, cost is significantly reduced and reduces dismounting and maintenance
Difficulty.
The one side of the utility model provides a kind of filter device suitable for fused salt heat absorber system, the filtering dress
Install in fused salt heat absorber system positioned at fused salt heat dump front end import surge tank in and be arranged with the import
The arrival end of the connected inner conduit of the sender property outlet of surge tank.
It is suitable for one embodiment of the filter device of fused salt heat absorber system, the filter device according to the utility model
Including upper cover plate, lower cover plate, filter element and fastening unit；The upper cover plate is fixed at the arrival end of inner conduit, upper cover
Plate has flange and the flange is concordant with the end of the arrival end of inner conduit；The lower cover plate has and the flange phase
Matched groove；The filter element is arranged in the groove of the lower cover plate and is compressed by the flange of the upper cover plate；It is described
Fastening unit is fixed on upper cover plate and lower cover plate across the upper cover plate and lower cover plate and by the filter element.
It is suitable for one embodiment of the filter device of fused salt heat absorber system, the filter device according to the utility model
It further include the cross hang that filter element back is set, the cross hang is fixed on the end of the arrival end of inner conduit
Place.
It is suitable for one embodiment of the filter device of fused salt heat absorber system according to the utility model, the upper cover plate is
Annular flange with flange, the lower cover plate are with the reeded anti-flange of annular, and the filter element is filter screen or mistake
Filter plate, the fastening unit include fastening bolt and fastening nut.
It is suitable for one embodiment of the filter device of fused salt heat absorber system, the inner conduit according to the utility model
Including bend pipe and flaring coupling tube, the sender property outlet of the bend pipe and import surge tank is directly connected to, the flaring coupling tube
Small head end is connect with bend pipe and stub end is connect with filter device, wherein the upper cover plate of filter device is fixed on flaring coupling tube
Stub end at, the flange of upper cover plate is concordant with the flaring end of stub end of coupling tube.
It is suitable for one embodiment of the filter device of fused salt heat absorber system, the inner conduit according to the utility model
The setting of bend pipe decurvation and the arrival end of the inner conduit be also arranged downward.
The another aspect of the utility model provides a kind of fused salt heat absorber system, including fused salt heat dump and setting molten
Salt heat dump front end and coupled import surge tank, wherein the inside being connected with the sender property outlet of the import surge tank
The filter device of above-mentioned fused salt heat absorber system is provided at the arrival end of conduit.
One embodiment of fused salt heat absorber system according to the present utility model, the import surge tank be vertical simultaneously
And be additionally provided with working medium entrances, inspection manhole and instrumentation tap, the working medium entrances be arranged in the bottom of import surge tank and with
Tedge connection, the sender property outlet are arranged in the lower part of import surge tank and connect with the heat dump tube panel of fused salt heat dump,
The top of import surge tank is arranged in the inspection manhole.
Compared with prior art, the utility model passes through the cloth to the common pipelined filter of photo-thermal power station salt melting system
It sets mode and structure has carried out certain optimization and improvement and has been arranged in tank body using filter device as the internals of import surge tank
On the inner conduit of sender property outlet, therefore without heat preservation and heat tracing, save the cost and the dismounting or replacement for being convenient for filter device；Its
It is secondary, filter device is preferably connected using flaring coupling tube, overcomes the installation of filter device to suction by increasing circulation area
It is influenced caused by hot device system running resistance.
Detailed description of the invention
Fig. 1 is shown according to the filter device suitable for fused salt heat absorber system of the utility model exemplary embodiment
Mounting structure schematic diagram.
Fig. 2 shows according to the filter device suitable for fused salt heat absorber system of the utility model exemplary embodiment
Amplify mounting structure schematic diagram.
Fig. 3 is shown according to the utility model exemplary embodiment suitable for the filter device of fused salt heat absorber system
The structural schematic diagram of cross hang.
Fig. 4 is shown according to the utility model exemplary embodiment suitable for the filter device of fused salt heat absorber system
The structural schematic diagram of filter element.
Description of symbols:
1- import surge tank, 2- inspection manhole, 3- sender property outlet, 4- working medium entrances, 5- bend pipe, 6- are flared coupling tube, 7-
Filter device, 71- upper cover plate, 72- lower cover plate, 73- cross hang, 74- filter element, 75- fastening unit, 8- inner conduit.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification unless specifically stated can be equivalent or with similar purpose by other
Alternative features are replaced.That is, unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
?.
For fused salt heat dump, stopping occurs in tube panel after pump for liquid salts fails for some reason in order to prevent and dry combustion method damages, and leads to
Often import surge tank 1 can be set in the front end of fused salt heat dump, working medium entrances 4 connect tedge and sender property outlet 3 then with it is molten
The tube panel of salt heat dump is connected.For large-scale commercialized photo-thermal power station human eye, the tank volume of import surge tank and interior
Portion space is larger.
The utility model is in view of problems existing for piping filter in fused salt heat dump as a result, in combination with into
The functional characteristics of mouthful surge tank, has carried out certain optimization and improvement to the arrangement and structure of filter device, that is, pass through by
Filter device is arranged on the inner conduit of import surge tank sender property outlet and makes it as the internals of import surge tank, thus nothing
Heat preservation and heat tracing need to be carried out to it again, and then achieves the technical effect of series of optimum.By optimizing above and adjusting, protecting
While demonstrate,proving haustorium safe and reliable operation, the dismounting, maintenance or replacement difficulty of pipelined filter are simplified to a certain extent, together
Shi Jieyue heat tracing cost.
It is suitable for the utility model the filter device and its fused salt heat dump of fused salt heat absorber system with reference to the accompanying drawing
System is described in detail.
Fig. 1 is shown according to the filter device suitable for fused salt heat absorber system of the utility model exemplary embodiment
Mounting structure schematic diagram.
As shown in Figure 1, exemplary embodiment according to the present utility model, the filtering suitable for fused salt heat absorber system
Device is arranged in fused salt heat absorber system in the import surge tank 1 of fused salt heat dump front end and is arranged slow with import
Rush the arrival end of the connected inner conduit 8 of sender property outlet 3 of tank 1.
Wherein, import surge tank 1 be used for store have certain temperature fused salt, be arranged in the front end of fused salt heat dump with
Tube panel after pump for liquid salts fails for some reason into fused salt heat dump provides fused salt, so that tube panel be avoided to occur stopping and dry combustion method damage
Bad, tank internal volume should can accommodate fused salt heat dump with flow rate of molten salt required for rated load operation certain time.
When pump for liquid salts breaks down, in order to make full use of the fused salt in import surge tank tank and optimize tank volume, into
It is connected with inner conduit 8 at the sender property outlet 3 of mouth surge tank 1, pipe end to reduce its suction inlet liquid level, is conducive to fused salt downwards
Sucking.In addition, the import surge tank 1 in the utility model is usually vertical and is additionally provided with working medium entrances 4, maintenance
Manhole 2 and instrumentation tap (not indicating).Wherein, working medium entrances 4 are arranged in the bottom of import surge tank 1 and connect with tedge,
To input working medium into tank；Sender property outlet 3 is arranged in the lower part of import surge tank 1 and connects with the heat dump tube panel of fused salt heat dump
It connects, to input working medium to tube panel；The top of import surge tank 1 is arranged in inspection manhole 2, provided if necessary into maintenance
Channel.
In order to avoid in tube panel internal flow, the small-bore absorbing pipe of existing solid impurity blocking causes overtemperature quick-fried to working medium
Pipe, the utility model are creatively equipped with filtering dress in the arrival end of the inner conduit 8 of the sender property outlet 3 of import surge tank 1
7 are set, therefore without heat preservation and heat tracing, has effectively saved cost, while easy to disassemble, maintenance or replacement.
Fig. 2 shows according to the filter device suitable for fused salt heat absorber system of the utility model exemplary embodiment
Amplify mounting structure schematic diagram.
As shown in Fig. 2, the filter device of the utility model includes upper cover plate 71, lower cover plate 72, filter element 74 and fastening
Unit 75.Wherein, upper cover plate 71 is fixed at the arrival end of inner conduit 8, and upper cover plate 71 is with flange and flange and inside
The end of the arrival end of conduit 8 is concordant；Lower cover plate 82 has the groove to match with flange；Filter element 74 is arranged in lower cover plate
It is compressed in 72 groove and by the flange of upper cover plate 71；Fastening unit 75 passes through upper cover plate 71 and lower cover plate 72 and by filter element
74 are fixed between upper cover plate 71 and lower cover plate 72.The cooperation of flange and groove limits between upper cover plate 71 and lower cover plate 72 as a result,
The sliding in the horizontal direction of filter element 74 has been made, firm fixation is realized.
Fig. 3 is shown according to the utility model exemplary embodiment suitable for the filter device of fused salt heat absorber system
The structural schematic diagram of cross hang, Fig. 4, which is shown, is suitable for fused salt heat dump system according to the utility model exemplary embodiment
The structural schematic diagram of filter element in the filter device of system.
As shown in figure 3, filter element 74 deforms in vertical direction in the case where prolonged flowing is washed away in order to prevent
Or fall off, filter device further includes the cross hang 73 that 74 back of filter element is arranged in, and cross hang 73 is fixed on inside and leads
The end of the arrival end of pipe 8.
Preferably, upper cover plate 71 is the annular flange with flange, and lower cover plate 72 is with the reeded anti-flange of annular；Such as
Shown in Fig. 4, filter element 74 is filter screen or filter plate, it is contemplated that the highly corrosive of fused salt, filter element 74 preferably use
Stainless steel material；Fastening unit 75 includes fastening bolt and fastening nut, is lost after 75 long-play of fastening unit in order to prevent
Effect falls off, and carries out spot welding to fastening bolt and fastening nut and fixes.It, can also be in fact, the structure of filter device 7 is without being limited thereto
It is realized using other components with filtering function.
In view of the setting of filter device 7 reduces the circulation area of pipeline and increases the flow resistance of system, because
This in order to reduce influence of the circulation area lock pin to heat dump running resistance, the utility model preferably using flaring coupling tube with
Filter device 7 is connected.
Specifically, inner conduit 8 includes bend pipe 5 and flaring coupling tube 6, the sender property outlet 3 of bend pipe 5 and import surge tank 1
It is directly connected to, the small head end of flaring coupling tube 6 is connect with bend pipe 5 and stub end is connect with filter device 7, wherein filter device 7
Upper cover plate 71 be fixed at the stub end of flaring coupling tube 6, the end of the stub end of the flange of upper cover plate 71 and flaring coupling tube 6
Portion is concordant.Preferably, 5 decurvation of bend pipe of inner conduit 8 is arranged and the arrival end of inner conduit 8 is also arranged downward.When
So, the structure of inner conduit 8 is also not necessarily limited to this, such as can use general elbow.
Certainly, the utility model additionally provides a kind of fused salt heat absorber system comprising fused salt heat dump and setting are molten
Salt heat dump front end and coupled import surge tank 1, wherein lead the inside being connected with the sender property outlet 3 of import surge tank 1
The filter device 7 of above-mentioned fused salt heat absorber system is provided at the arrival end of pipe 8.
Internals by filter device 7 as import surge tank as a result, are installed on the entrance of the inner conduit 8 of sender property outlet 3
Cost without heat preservation and heat tracing and has effectively been saved in end, while easy to disassemble, maintenance or replacement；Also, by the way that import is delayed
The inner conduit for rushing tank 1 is connected by being flared coupling tube with filter device, through-flow face caused by reducing because of filter device installation
Product reduces the adverse effect to heat dump running resistance.
The utility model is not limited to specific embodiment above-mentioned.The utility model expands to any in this specification
The new feature of middle disclosure or any new combination, and disclose any new method or process the step of or any new group
It closes.
Claims (7)
1. a kind of filter device suitable for fused salt heat absorber system, which is characterized in that the filter device setting is inhaled in fused salt
It is located in the import surge tank of fused salt heat dump front end in hot device system and is arranged in go out with the working medium of the import surge tank
The arrival end of the connected inner conduit of mouth, the filter device includes upper cover plate, lower cover plate, filter element and fastening unit；Institute
It states upper cover plate to be fixed at the arrival end of inner conduit, upper cover plate has the arrival end of flange and the flange and inner conduit
End it is concordant；The lower cover plate has the groove to match with the flange；The filter element is arranged in the lower cover plate
Groove in and by the flange of the upper cover plate compress；The fastening unit passes through the upper cover plate and lower cover plate and by the mistake
Filter unit is fixed between upper cover plate and lower cover plate.
2. being suitable for the filter device of fused salt heat absorber system according to claim 1, which is characterized in that the filter device
It further include the cross hang that filter element back is set, the cross hang is fixed on the end of the arrival end of inner conduit
Place.
3. being suitable for the filter device of fused salt heat absorber system according to claim 1, which is characterized in that the upper cover plate is
Annular flange with flange, the lower cover plate are with the reeded anti-flange of annular, and the filter element is filter screen or mistake
Filter plate, the fastening unit include fastening bolt and fastening nut.
4. being suitable for the filter device of fused salt heat absorber system according to claim 1, which is characterized in that the inner conduit
Including bend pipe and flaring coupling tube, the sender property outlet of the bend pipe and import surge tank is directly connected to, the flaring coupling tube
Small head end is connect with bend pipe and stub end is connect with filter device, wherein the upper cover plate of filter device is fixed on flaring coupling tube
Stub end at, the flange of upper cover plate is concordant with the flaring end of stub end of coupling tube.
5. being suitable for the filter device of fused salt heat absorber system according to claim 4, which is characterized in that the inner conduit
The setting of bend pipe decurvation and the arrival end of the inner conduit be also arranged downward.
6. a kind of fused salt heat absorber system, which is characterized in that including fused salt heat dump and setting fused salt heat dump front end and with
Its connected import surge tank, wherein set at the arrival end for the inner conduit being connected with the sender property outlet of the import surge tank
It is equipped with the filter device of fused salt heat absorber system described in any one of claims 1 to 5.
7. fused salt heat absorber system according to claim 6, which is characterized in that the import surge tank be vertical simultaneously
And be additionally provided with working medium entrances, inspection manhole and instrumentation tap, the working medium entrances be arranged in the bottom of import surge tank and with
Tedge connection, the sender property outlet are arranged in the lower part of import surge tank and connect with the heat dump tube panel of fused salt heat dump,
The top of import surge tank is arranged in the inspection manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820520804.8U CN208365848U (en) | 2018-04-13 | 2018-04-13 | Filter device and its fused salt heat absorber system suitable for fused salt heat absorber system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820520804.8U CN208365848U (en) | 2018-04-13 | 2018-04-13 | Filter device and its fused salt heat absorber system suitable for fused salt heat absorber system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208365848U true CN208365848U (en) | 2019-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820520804.8U Active CN208365848U (en) | 2018-04-13 | 2018-04-13 | Filter device and its fused salt heat absorber system suitable for fused salt heat absorber system |
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| CN (1) | CN208365848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899999A (en) * | 2019-03-15 | 2019-06-18 | 东方电气集团东方锅炉股份有限公司 | A kind of fused salt heat dump import surge tank with filter device |
-
2018
- 2018-04-13 CN CN201820520804.8U patent/CN208365848U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899999A (en) * | 2019-03-15 | 2019-06-18 | 东方电气集团东方锅炉股份有限公司 | A kind of fused salt heat dump import surge tank with filter device |
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