CN107166762A - A kind of big opening speculum collection hot loop - Google Patents
A kind of big opening speculum collection hot loop Download PDFInfo
- Publication number
- CN107166762A CN107166762A CN201710439854.3A CN201710439854A CN107166762A CN 107166762 A CN107166762 A CN 107166762A CN 201710439854 A CN201710439854 A CN 201710439854A CN 107166762 A CN107166762 A CN 107166762A
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- China
- Prior art keywords
- thermal
- speculum
- tower
- collecting tube
- big opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 150000003839 salts Chemical class 0.000 claims description 16
- 238000005338 heat storage Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 7
- 238000005553 drilling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
Abstract
The invention discloses a kind of big opening speculum collection hot loop, including speculum, thermal-collecting tube, thermal-collecting tube support arm, obliquity sensor, torque tube, cantilever, inter-chamber tower and driving tower, heat collection unit is used as using big opening speculum collection hot loop of the present invention, greatly reduce total Jing Chang design cost, in the case where the total daylighting area of heat collecting field is held essentially constant, make the heat radiation annual loss dephasing of heat collecting field to reducing, and increase the total amount of year generating.Specifically：High precision tracking can be achieved, economical and practical, heat collecting field construction cost is greatly reduced, energy-conserving and environment-protective, heat-energy losses are reduced, gross generation is improved.
Description
Technical field
The invention belongs to solar light-heat power-generation technical field, especially a kind of big opening speculum collection hot loop.
Background technology
The attention that country develops for new energy in recent years is growing day by day, also clearly proposes to support new in " 13 " planning
The development of the new industries such as the energy.Solar energy rich reserves, using cleaning, by as one of most popular new energy, photo-thermal hair
Power technology can also be developed rapidly.Photo-thermal power generation equipment can also develop to high parameter, major diameter direction.At present, solar energy thermal-power-generating
Technology, which enters, develops the phase rapidly.In the prior art, it is the hot power generation project technology maturation of slot type fused salt with fused salt heat accumulation facility, same
When, has certain advanced again, in the prior art, integrates the collection hot loop that hot loop takes opening size as 5960mm mostly, but
5960mm collection hot loop need further lifting on collecting efficiency and cost.
The content of the invention
Instant invention overcomes shortcoming of the prior art, there is provided a kind of big opening speculum collection hot loop.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：
A kind of big opening speculum collection hot loop, including speculum, thermal-collecting tube, thermal-collecting tube support arm, obliquity sensor, torsion
Quarter bend, cantilever, inter-chamber tower and driving tower, inter-chamber tower and driving tower are arranged side by side, and driving tower both sides are distributed in inter-chamber tower, in
Between torque tube is provided between tower and driving tower, be provided with cantilever in torque tube restocking, speculum be installed on cantilever, in torque tube
On be vertically installed with thermal-collecting tube support arm, thermal-collecting tube is installed on thermal-collecting tube support arm, the speculum is radially 4 pieces, axle
To for 8-10 groups, the speculum parabolically shape, the opening size of parabolic reflector is 6.8-7 meters.
Moreover, described thermal-collecting tube support arm is equidistant arrangement, quantity is 9-12 roots.
Moreover, obliquity sensor is provided with the thermal-collecting tube support arm of the driving tower upper end, for measuring torque tube
The anglec of rotation.
Moreover, being provided with hydraulic station and drive control cabinet in described driving tower.
Moreover, to fill fused salt in described thermal-collecting tube, fused salt is used as solar energy heat-collecting heat-storage medium.
Moreover, the opening size of described parabolic reflector is preferably 6.96 meters.
Moreover, the quantity of the speculum axial direction is preferably 8 groups.
Compared with prior art, the beneficial effects of the invention are as follows：
Using big opening speculum collection hot loop of the present invention as collection heat unit, total Jing Chang design cost is set to subtract significantly
It is few, in the case where the total daylighting area of heat collecting field is held essentially constant, make the heat radiation annual loss dephasing of heat collecting field to reducing, and increase
Plus the total amount that year generates electricity.Specifically：1st, high precision tracking is realized.2nd, economical and practical, heat collecting field construction cost is greatly reduced.
3rd, energy-conserving and environment-protective, heat-energy losses are reduced, and gross generation is improved.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is schematic structural view of the invention.
Wherein, 1 is speculum, and 2 be thermal-collecting tube, and 3 be thermal-collecting tube support arm, and 4 be obliquity sensor, and 5 be cantilever, during 6 are
Between tower, 7 be hydraulic station, and 8 be driving tower, and 9 be drive control cabinet, and 10 be torque tube.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
As shown in FIG., a kind of big opening speculum collection hot loop, including speculum 1, thermal-collecting tube 2, thermal-collecting tube support arm
3rd, obliquity sensor 4, torque tube 10, cantilever 5, inter-chamber tower 6 and driving tower 8, inter-chamber tower and driving tower are arranged side by side, in inter-chamber tower
Driving tower both sides are distributed in, torque tube is provided between inter-chamber tower and driving tower, are provided with torque tube restocking on cantilever, cantilever
Speculum is installed, thermal-collecting tube support arm is vertically installed with torque tube, thermal-collecting tube, institute are installed on thermal-collecting tube support arm
It is radially 4 pieces to state speculum, is axially 8 groups, the speculum parabolically shape, and the opening size of parabolic reflector is
6.96 rice.
Moreover, described thermal-collecting tube support arm is equidistant arrangement, quantity is 12.
Moreover, obliquity sensor is provided with the thermal-collecting tube support arm of the driving tower upper end, for measuring torque tube
The anglec of rotation.
Moreover, being provided with hydraulic station and drive control cabinet in described driving tower.
Moreover, to fill fused salt in described thermal-collecting tube, fused salt is used as solar energy heat-collecting heat-storage medium.
Contrast below by way of 6960mm and 5960mm speculum collection hot loops is illustrated, and to mirror field system consumption and
Cost is analyzed, and heat collector primary clustering includes torque tube, cantilever, driving tower, inter-chamber tower, thermal-collecting tube support arm.
Each assembly consumption and cost situation of change is as follows：
Heat collector primary clustering consumption
| Classification | Usage variance | Cost variance |
| Torque tube | - 14.268% | - 0.551% |
| Cantilever | - 29.183% | - 4.397% |
| Driving tower | - 31.414% | - 50.631% |
| Inter-chamber tower | - 14.268% | - 14.268% |
| Thermal-collecting tube support arm | - 15.587% | - 2.081% |
Each assembly consumption of heat collector is reduced, and cost is also reduced therewith.Heat collector primary clustering totle drilling cost declines original
14.6%.
Speculum consumption and cost change are as follows：
Speculum consumption
| Classification | Usage variance | Cost variance |
| Speculum | - 31.414% | - 45.870% |
Speculum consumption is reduced, and cost declines original 45.87%
Thermal-collecting tube consumption and cost situation of change are as follows：
Thermal-collecting tube consumption
| Classification | Usage variance | Cost variance |
| Thermal-collecting tube | - 14.268% | - 1.408% |
Thermal-collecting tube consumption is reduced, and cost declines original 1.408%.
Instrument control valve includes surface thermocouple, sheath thermocouple, pressure sensor, manual modulation valve, electronic control pressure release valve.
Each valve consumption and cost situation of change are as follows：
Instrument control valve consumption
Each valve consumption is reduced, and each cost is also reduced therewith, and instrument control valve assembly originally drops to original 10.31%.
Salt discharge facility includes automatically controlled salt discharge valve, salt discharge device.
Each consumption and cost situation of change are as follows：
Salt discharge facility
| Classification | Usage variance | Cost variance |
| Automatically controlled salt discharge valve | - 8.553% | - 8.553% |
| Salt discharge device | - 8.553% | - 8.553% |
Pipeline connection includes swivel joint, swivel joint metal hose, compensator, compensation metal hose.
Each consumption and cost situation of change are as follows：
Pipeline is connected
| Classification | Usage variance | Cost variance |
| Swivel joint | - 8.553% | - 0.014% |
| Swivel joint metal hose | - 8.553% | - 0.014% |
| Compensator | - 33.333% | - 0.037% |
| Compensator metal hose | - 33.333% | - 0.018% |
Pipeline connects each assembly consumption and reduced, and cost variance is also reduced therewith, and totle drilling cost is reduced to original
13.60%.
Civil engineering includes the basic civil engineering amount of concrete, cable ditch civil engineering amount, the total consumption of cable, windbreak.
Civil engineering
| Classification | Construction volume difference | Cost variance |
| Concrete foundation civil engineering amount | - 16.173% | - 16.173% |
| Cable ditch civil engineering amount | - 14.268% | 0.000% |
| The total consumption of cable | - 14.268% | - 14.268% |
| Windbreak | 0.000% | 40.000% |
Civil engineering consumption does not change except windbreak, and other consumptions are reduced, cost in addition to windbreak increases original 40%, its
He is reduced, accumulation
Civil engineering totle drilling cost is reduced to original 9.93%.
In addition to above heat collecting field construction cost is reduced, also additionally increase a part of maintaining expense, but this expense is much
Less than the cost of reduction,
Final accumulation heat collecting field builds totle drilling cost and reduces original 20.1%.
In summary, all data can absolutely prove that this design being capable of cost of implementation optimization.
1st, tracking and controlling parameter
As can be seen from the above table, the tracking accuracy of system is improved.Meanwhile, continuous tracking cost can decline, therefore, preferentially
Consider continuous tracking.So, cost is both saved, systematic tracking accuracy is improved again.
2nd, load design standard
In the case that operating air velocity and survival wind speed are constant, dynamic torque and static load torque become big.
3rd, heat collector specification
6960SCA heat collection unit daylighting area becomes big, and thermal-arrest loop length is reduced, and heat collection unit total quantity is reduced, collection
Hot total daylighting area is reduced to original 0.58%, influences very little.
4th, heat-energy losses situation
The heat radiation year loss of 6960SCA heat collecting field have dropped original about 1.5%.
5th, year generating total quantity
6960SCA year generating total amount adds about 0.32%.
In summary, this high temperature slot type fused salt 6960SCA heat collectors design is designed with original 5960SCA heat collectors
Scheme is compared, and total Jing Chang design cost greatly reduces, although the total daylighting area of heat collecting field is reduced, but the collecting efficiency of influence
Less (by certain collecting efficiency analysis and collecting system actual installation and debugging, can further it reduce), heat collecting field
Heat radiation year loss it is also relative reduce, and year generating total amount still increases.Therefore, high temperature slot type fused salt 6960SCA thermal-arrests
Device design has inexpensive, efficient advantage.
The present invention is described in detail above, but the content is only presently preferred embodiments of the present invention, it is impossible to recognized
For the practical range for limiting the present invention.Any changes and modifications in accordance with the scope of the present application, all should still return
Within the patent covering scope for belonging to the present invention.
Claims (7)
1. a kind of big opening speculum collection hot loop, it is characterised in that：Including speculum, thermal-collecting tube, thermal-collecting tube support arm, inclination angle
Sensor, torque tube, cantilever, inter-chamber tower and driving tower, inter-chamber tower and driving tower are arranged side by side, and driving tower is distributed in inter-chamber tower
Both sides, are provided with torque tube between inter-chamber tower and driving tower, are provided with torque tube restocking on cantilever, cantilever and are provided with reflection
Mirror, is vertically installed with thermal-collecting tube support arm on torque tube, and thermal-collecting tube, the speculum footpath are provided with thermal-collecting tube support arm
It is axially 8-10 groups to for 4 pieces, the speculum parabolically shape, the opening size of parabolic reflector is 6.8-7 meters.
2. a kind of big opening speculum collection hot loop according to claim 1, it is characterised in that：Described thermal-collecting tube support
Arm is equidistant arrangement, and quantity is 9-12 roots.
3. a kind of big opening speculum collection hot loop according to claim 1, it is characterised in that：In the driving tower upper end
Thermal-collecting tube support arm on be provided with obliquity sensor, the anglec of rotation for measuring torque tube.
4. a kind of big opening speculum collection hot loop according to claim 1, it is characterised in that：Set in described driving tower
It is equipped with hydraulic station and drive control cabinet.
5. a kind of big opening speculum collection hot loop according to claim 1, it is characterised in that：It is in described thermal-collecting tube
Fused salt is filled, fused salt is used as solar energy heat-collecting heat-storage medium.
6. a kind of big opening speculum collection hot loop according to claim 1, it is characterised in that：Described is parabola shaped anti-
The opening size for penetrating mirror is preferably 6.96 meters.
7. a kind of big opening speculum collection hot loop according to claim 1, it is characterised in that：The speculum axial direction
Quantity is preferably 8 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710439854.3A CN107166762A (en) | 2017-06-12 | 2017-06-12 | A kind of big opening speculum collection hot loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710439854.3A CN107166762A (en) | 2017-06-12 | 2017-06-12 | A kind of big opening speculum collection hot loop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107166762A true CN107166762A (en) | 2017-09-15 |
Family
ID=59825977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710439854.3A Pending CN107166762A (en) | 2017-06-12 | 2017-06-12 | A kind of big opening speculum collection hot loop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107166762A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201318818Y (en) * | 2008-10-20 | 2009-09-30 | 中国华电工程(集团)有限公司 | Automatic sun tracking device for trough-type solar collector |
| CN202648187U (en) * | 2011-10-25 | 2013-01-02 | 杭州中光储新能源科技有限公司 | Solar energy trough heat collector |
| CN204678701U (en) * | 2015-04-07 | 2015-09-30 | 天津滨海储能技术有限公司 | A kind of slot type heat reservoir |
| CN105387999A (en) * | 2015-11-24 | 2016-03-09 | 中国科学院工程热物理研究所 | Method for testing optical efficiency of slot type solar thermal collector |
| CN207350905U (en) * | 2017-06-12 | 2018-05-11 | 天津滨海光热跟踪技术有限公司 | A kind of big opening speculum collection hot loop |
-
2017
- 2017-06-12 CN CN201710439854.3A patent/CN107166762A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201318818Y (en) * | 2008-10-20 | 2009-09-30 | 中国华电工程(集团)有限公司 | Automatic sun tracking device for trough-type solar collector |
| CN202648187U (en) * | 2011-10-25 | 2013-01-02 | 杭州中光储新能源科技有限公司 | Solar energy trough heat collector |
| CN204678701U (en) * | 2015-04-07 | 2015-09-30 | 天津滨海储能技术有限公司 | A kind of slot type heat reservoir |
| CN105387999A (en) * | 2015-11-24 | 2016-03-09 | 中国科学院工程热物理研究所 | Method for testing optical efficiency of slot type solar thermal collector |
| CN207350905U (en) * | 2017-06-12 | 2018-05-11 | 天津滨海光热跟踪技术有限公司 | A kind of big opening speculum collection hot loop |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |
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| RJ01 | Rejection of invention patent application after publication |