CN104775998B - Solar energy fixed-focus multi-disc type heat collector heat generating system - Google Patents
Solar energy fixed-focus multi-disc type heat collector heat generating system Download PDFInfo
- Publication number
- CN104775998B CN104775998B CN201510212529.4A CN201510212529A CN104775998B CN 104775998 B CN104775998 B CN 104775998B CN 201510212529 A CN201510212529 A CN 201510212529A CN 104775998 B CN104775998 B CN 104775998B
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- China
- Prior art keywords
- pipe
- oil
- heat collector
- heat
- steam
- 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.)
- Expired - Fee Related
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- 238000003860 storage Methods 0.000 claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000009833 condensation Methods 0.000 claims abstract description 15
- 230000005494 condensation Effects 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 238000009825 accumulation Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 230000005693 optoelectronics Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
- F03G6/065—Devices for producing mechanical power from solar energy with solar energy concentrating means having a Rankine cycle
- F03G6/067—Binary cycle plants where the fluid from the solar collector heats the working fluid via a heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
- F03G6/061—Parabolic linear or trough concentrators
-
- 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
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The present invention relates to a kind of solar energy fixed-focus multi-disc type heat collector heat generating system, by heat collector, thermal storage device, steam generator, superheater, Turbo-generator Set, aerial cooler and condensation tank composition, the deep fat pipe and cold oil pipe of heat collector are connected to thermal storage device by deep fat main and cold oil main respectively, oil circulating pump is housed on cold oil main, between thermal storage device and steam generator respectively by oil return pipe with send oil pipe to connect, hot oil pump is housed on oil return pipe, steam generator is connected with superheater by steam pipe, superheater is connected by superheater tube with Turbo-generator Set, Turbo-generator Set is connected by general steam pipe with aerial cooler, aerial cooler is connected by condensate pipe with condensation tank, condensation tank is connected by condensate pipe with steam generator, condensate pump and tramp iron separator are housed on condensate pipe.The present invention has the advantages that wind loading rating is strong, photo-thermal optoelectronic conversion ratio is high, heat distribution pipeline heat loss using fixed-focus multi-disc type heat collector structure light field.
Description
Technical field
The invention belongs to solar energy thermal-power-generating field of engineering technology, is related to a kind of solar energy fixed-focus dish-style heat collector heat hair
Electric system.
Background technology
It is existing also to exist in actual applications by the solar energy thermal-power-generating engineering system that main flow builds light field of slot type storage
There is following deficiency：(1), groove type heat collector is uniaxiality tracking form, and the low solar-thermal conversion rate of focusing ratio is relatively low, only 60%~
65 ﹪；(2), wind loading rating is poor；(3), heat distribution pipeline heat loss is big.Restriction for these reasons, therefore existing slot type
The heat loss of the heat distribution pipeline of heat collector heat generating system is larger, and photo-thermal conversion efficiency is smaller, and operating cost is higher.How to carry
High solar heat collector photo-thermal conversion efficiency, the heat loss of heat distribution pipeline is reduced, so as to improve the light of solar heat power generation system
The electrical efficiency heat collector strong with selection wind loading rating ensures heat collector safe operation, compels as solar energy thermal-power-generating field so far
It is essential the problem of to be solved.
The content of the invention
It is an object of the invention to overcome the shortcomings of the prior art, there is provided a kind of solar-thermal conversion rate is high, wind loading rating
By force, the small solar energy fixed-focus dish-style heat collector heat generating system of the dynamic pipe-line system heat loss of heat.
The technical scheme used for achieving the above object is such：The solar energy fixed-focus DVD multidisc provided
Formula heat collector heat generating system by heat collector, thermal storage device, steam generator, superheater, Turbo-generator Set, aerial cooler and
Condensation tank forms, and the deep fat pipe and cold oil pipe of heat collector are connected to thermal storage device by deep fat main and cold oil main respectively, cold
Oil circulating pump is housed on oily main, between thermal storage device and steam generator respectively by oil return pipe with send oil pipe to connect, on oil return pipe
Equipped with hot oil pump, steam generator is connected with superheater by steam pipe, and superheater is connected by superheater tube with Turbo-generator Set,
Turbo-generator Set is connected by general steam pipe with aerial cooler, and aerial cooler is connected by condensate pipe with condensation tank, condensation tank
It is connected by condensate pipe with steam generator, condensate pump and tramp iron separator is housed on condensate pipe.
In above-mentioned solar energy fixed-focus multi-disc type heat collector heat generating system, the heat collector used in light field is using fixed poly-
Burnt multi-disc type heat collector, this heat collector is double-axis tracking and focusing ratio is high, and heat-conducting oil heating is transported to using solar energy
Thermal storage device.
In above-mentioned solar energy fixed-focus multi-disc type heat collector heat generating system, the heat distribution pipeline in system uses the application
The vacuum addressed in people's unit research and development patented technology " heat distribution pipeline vacuum heat-preserving system " (patent No. 201420587645.5) is protected
Warm hydraulic piping, the evacuated radiation loss that can significantly reduce heat distribution pipeline of heat distribution pipeline.
Compared with prior art, beneficial effects of the present invention are as described below：
1st, for the present invention using the strong fixed-focus multi-disc type heat collector structure light field of wind loading rating, this heat collector can be effective
The destruction for avoiding high wind, saving water resource, be advantageous to lack solar energy resources is good, wind intensity is big and water resource is relative
Solar energy thermal-power-generating station is built in region；
2nd, solar-thermal conversion rate of the invention is high up to 70~75%, and photo-thermal optoelectronic conversion ratio is high, and vacuum heat-preserving is used in system
Heat distribution pipeline, reduce the loss of heat distribution pipeline in system, so as to reduce construction costs and operating cost；
3rd, operation of the invention is easier.
Brief description of the drawings
Fig. 1 is the basic principle schematic of present system.
The title of listed each number designation is respectively in figure：1- heat collectors, 2- aerial coolers, 3- condensation tanks, 4-
Condensate pipe, 5- condensate pumps, 6- condensate pipes, the general steam pipes of 7-, 8- tramp iron separators, 9- Turbo-generator Sets, 10- superheater tubes,
11- superheaters, 12- steam pipes, 13- steam generators, 14- hot oil pumps, 15- oil return pipes, 16- send oil pipe, 17- storages
Hot device, 18- deep fat pipes, 19- cold oil pipes, 20- cold oil mains, 21- deep fat mains, 22- oil circulating pumps.
Embodiment
Present invention is described further below with reference to accompanying drawing, but the present invention practical application form and not only limit
In the embodiment of diagram.
Referring to Fig. 1, solar energy fixed-focus multi-disc type heat collector heat generating system of the present invention is by heat collector 1, storage
Hot device 17, steam generator 13, superheater 11, Turbo-generator Set 9, aerial cooler 2 and condensation tank 4 etc. form, by multiple
Heat collector 1 forms heating source.The deep fat pipe 18 and cold oil pipe 19 of heat collector 1 connect with deep fat main 21 and cold oil main 20 respectively
Connect, deep fat main 21 and cold oil main 20 are connected to thermal storage device 17, and in real work, each heat collector in light field is using too
Sun can be transported to heat-conducting oil heating thermal storage device 17.Oil circulating pump 22 is housed on cold oil main 20.Thermal storage device 17 and steam generation
By oil return pipe 15 and sending oil pipe 16 to connect hot oil pump 14 is housed on oil return pipe 15 respectively between device 13.Steam generator 13 and mistake
Hot device 11 is connected by steam pipe 12, and superheater 11 is connected by superheater tube 10 and Turbo-generator Set 9, Turbo-generator Set 9 by
General steam pipe and aerial cooler 2 are connected, and aerial cooler 2 is connected by condensate pipe 4 and condensation tank 3, and condensation tank 3 is by the He of condensate pipe 6
Steam generator 13 is connected, and condensate pump 5 and tramp iron separator 8 are housed on condensate pipe 6.
Heat collector 1 in system of the present invention by cold oil pipe 19, deep fat pipe 18, cold oil main 20, deep fat main 21,
Oil circulating pump 22 and thermal storage device 17 form forced circulated heating system, and working medium is heated to 380 DEG C or so.When the appearance of thermal storage device 17
When product is sufficiently large, generating can also be operated in solar irradiation deficiency and night system.
Steam generator 13 in system of the present invention is built with built-in heat-exchanger rig, by sending oil pipe 16, oil return pipe 15
Heat cycles are formed with hot oil pump 14, high temperature heat conductive oil and water carry out heat exchange and produces steam, and steam is heated through superheater 10 and risen
Temperature generation superheated steam supply Turbo-generator Set.
Superheater 10 in system of the present invention is equally to carry out heat exchange using saturated vapor and hot high temperature heat conductive oil
Superheated steam is converted into, high parameter steam can be provided to Turbo-generator Set if fuel energy is configured with system, from
And improve system thermoelectrical efficiency.
The exhaust steam that Turbo-generator Set 9 in system of the present invention is discharged cools down generation condensate through aerial cooler 2
Condensation tank 3 is flowed into, then steam generator 13 is sent back to by condensate pump 5, the iron removaling polished condensate of tramp iron separator 8 is housed on this section of pipeline；
Tramp iron separator 8 can be also mounted on bypass line, according to water quality situation discontinuous.
Another program of system of the present invention is：110 DEG C or so of temperature is kept in condensate return system so that from sky
Gas Cooler keeps pressure-fired to regenerator section, avoids in outside air invasive system, in the case, water return pipeline can not be set
Oxygen-eliminating device, pipe-line system is simplified, reduce aerial cooler scale, avoid deoxygenation thermal losses.
Backwater heater can be set in condensate loop in system of the present invention, to improve steam generator inflow temperature,
Reduce low-temperature receiver heat loss.
Built-in water purifier is housed in the condensation tank in system of the present invention, the suspension in condensate can be entered
Row precipitation purification.
Heat distribution pipeline in system of the present invention uses the vacuum addressed in " heat distribution pipeline vacuum heat-preserving system " to protect
Hydraulic piping patented technology is warmed, with the radiation loss of heat distribution pipeline in reduction system.
Claims (3)
- A kind of 1. solar energy fixed-focus multi-disc type heat collector heat generating system, it is characterised in that：By heat collector (1), thermal storage device (17), steam generator (13), superheater (11), Turbo-generator Set (9), aerial cooler (2) and condensation tank (3) composition, The deep fat pipe (18) and cold oil pipe (19) of heat collector (1) are connected to heat accumulation by deep fat main (21) and cold oil main (20) respectively Device (17), oil circulating pump (22) is housed on cold oil main (20), between thermal storage device (17) and steam generator (13) respectively by Oil return pipe (15) and send oil pipe (16) to connect, hot oil pump (14), steam generator (13) and superheater are housed on oil return pipe (15) (11) connected by steam pipe (12), superheater (11) is connected by superheater tube (10) and Turbo-generator Set (9), steam turbine generator Group (9) is connected by general steam pipe (7) and aerial cooler (2), and aerial cooler (2) passes through the first condensate pipe (4) and condensation tank (3) Connection, condensation tank (3) are connected by the second condensate pipe (6) with steam generator (13), and condensate is housed on the second condensate pipe (6) Pump (5) and tramp iron separator (8).
- 2. solar energy fixed-focus multi-disc type heat collector heat generating system according to claim 1, it is characterised in that：Thermal-arrest Device (1) uses fixed-focus multi-disc type heat collector.
- 3. solar energy fixed-focus multi-disc type heat collector heat generating system according to claim 1, it is characterised in that：System In heat distribution pipeline use vacuum heat-preserving heat distribution pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510212529.4A CN104775998B (en) | 2015-04-29 | 2015-04-29 | Solar energy fixed-focus multi-disc type heat collector heat generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510212529.4A CN104775998B (en) | 2015-04-29 | 2015-04-29 | Solar energy fixed-focus multi-disc type heat collector heat generating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104775998A CN104775998A (en) | 2015-07-15 |
| CN104775998B true CN104775998B (en) | 2018-01-19 |
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ID=53617689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510212529.4A Expired - Fee Related CN104775998B (en) | 2015-04-29 | 2015-04-29 | Solar energy fixed-focus multi-disc type heat collector heat generating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104775998B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201992616U (en) * | 2011-02-10 | 2011-09-28 | 西安科弘厨房工程设备有限责任公司 | Solar/compound energy closed circulation phase-changing heating system |
| JP2013011252A (en) * | 2011-06-30 | 2013-01-17 | Toshiba Corp | Power plant and its operating method |
| CN204627885U (en) * | 2015-04-29 | 2015-09-09 | 西安科弘厨房工程设备有限责任公司 | Solar energy fixed-focus multi-disc type heat collector heat generating system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI545257B (en) * | 2012-10-29 | 2016-08-11 | Atomic Energy Council | Multi-purpose apparatus of combined heat and power |
-
2015
- 2015-04-29 CN CN201510212529.4A patent/CN104775998B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201992616U (en) * | 2011-02-10 | 2011-09-28 | 西安科弘厨房工程设备有限责任公司 | Solar/compound energy closed circulation phase-changing heating system |
| JP2013011252A (en) * | 2011-06-30 | 2013-01-17 | Toshiba Corp | Power plant and its operating method |
| CN204627885U (en) * | 2015-04-29 | 2015-09-09 | 西安科弘厨房工程设备有限责任公司 | Solar energy fixed-focus multi-disc type heat collector heat generating system |
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| Publication number | Publication date |
|---|---|
| CN104775998A (en) | 2015-07-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180831 Address after: 712000 Southern Section of Huachang Road, Qinhan New Town, Xixian New District, Xianyang City, Shaanxi Province Patentee after: SHAANXI KEHONG INDUSTRIAL DEVELOPMENT CO.,LTD. Address before: 710086 No. 30 Tiantai West Road, three bridge town, Weiyang District, Xi'an, Shaanxi Patentee before: XI'AN KEHONG KITCHEN ENGINEERING EQUIPMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 |