CN201827035U - Generating system with biomass boiler and solar boiler running in parallel - Google Patents

Generating system with biomass boiler and solar boiler running in parallel Download PDF

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Publication number
CN201827035U
CN201827035U CN2010205833536U CN201020583353U CN201827035U CN 201827035 U CN201827035 U CN 201827035U CN 2010205833536 U CN2010205833536 U CN 2010205833536U CN 201020583353 U CN201020583353 U CN 201020583353U CN 201827035 U CN201827035 U CN 201827035U
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China
Prior art keywords
boiler
solar
biomass
generating
biomass boiler
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Expired - Fee Related
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CN2010205833536U
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Chinese (zh)
Inventor
孟令杰
赵振强
杨超玉
孙日亮
李洪梅
李大骥
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Power technology Advisory Co., Ltd of Shandong state
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Shandong Longyuan Environmental Protection Co Ltd of Guodian Technology and Environmental Group Corp Ltd
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Priority to CN2010205833536U priority Critical patent/CN201827035U/en
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Publication of CN201827035U publication Critical patent/CN201827035U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/46Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines

Abstract

The utility model relates to a generating system with a biomass boiler and a solar boiler running in parallel, which combines biomass energies and solar energies for use. The generating system with the biomass boiler and the solar boiler running in parallel not only can effectively solve the problem of unstable utilization of solar energies, but also can utilize a mature biomass generating technology; therefore, not only the biomass fuels of a biomass power plant are saved, but also technologies and economic risks for developing and utilizing solar energy to generate power are reduced. The technology can be used for newly built renewable energy source power plants, and can also be used for the technical reform on current running biomass power plants. The structure of the generating system is as follows: the generating system comprises a biomass boiler system and a solar boiler system which are connected with a turbonator system; and the turbonator system is connected with a power grid; moreover, the turbonator system is respectively connected with the biomass boiler system and the solar boiler system through a condensation water system.

Description

The power generation system of a kind of biomass boiler and solar boiler paired running
Technical field
The utility model belongs to the generation of electricity by new energy technical field, relates to the comprehensive utilization of solar energy, biomass energy, the power generation system of particularly a kind of biomass boiler and solar boiler paired running.
Background technique
Problems such as energy shortage, resource exhaustion, environmental pollution have had a strong impact on people's the life and the development of restriction society, in recent years, various countries competitively carry out the application study of cleanings such as water energy, wind energy, solar energy, biomass energy, geothermal power, tidal energy and renewable energy sources.Among numerous renewable energy sourcess, solar energy is the renewable energy sources of following tool application prospect.According to the prediction of international energy general administration, global solar generating proportion is expected to reach 20 ~ 25% in the past in the year two thousand fifty.Current, comparatively ripe mainly is solar energy power generating and solar energy thermal-power-generating technology in the world.In solar energy thermal-power-generating, produce high temperature heat and then generating by optically focused, efficient is higher relatively, has more application prospect.
Solar energy thermal-power-generating is to utilize condenser to assemble sunlight, absorbs solar energy through heat collector, changes into heat energy and produces high-temperature steam or gas enters the technology that Turbo-generator Set or Gas Turbine Generating Units produce electric energy.Because be subjected to round the clock, the influence of factor such as weather, the solar energy supply has intermittence, unstable, discontinuous, and heat generating system needs stable operation, will avoid frequent start and stop of system and fluctuation of load as far as possible, overcome the above problems, conventional solar energy thermal-power-generating technology mainly contains two kinds of solutions: the one, and configuration accumulation of energy subtense angle in simple solar heat power generation system, the solar energy of collecting is stored, to guarantee the generating when night or solar irradiance are not enough; The 2nd, set up fossil fuel afterburning system, under the under-supply situation of solar energy, form energy supply by fossil fuel, guarantee that steam turbine moves continuously.In first kind of mode, also there is not ripe low-cost heat storage technology at present, increased technological investment and technical risk; The second way is compared the cost that can reduce solar electrical energy generation with first kind of mode, but is used more fossil fuel, runs counter to the original intention of development solar energy thermal-power-generating again.In addition, the independent solar heat generating system is compared with the conventional power generation usage system, its generating efficiency is low, under identical electric motor power, lower generating efficiency needs more light-condensing and heat-collecting device, increase cost of investment, and also lacked operating experience, the operation in whole power station and the maintenance cost height in this class power station at present.
The biomass power generation aspect, owing to reasons such as effect of natural conditions crop growth, harvest cycles, many stalks power plant faces the stalk fuel problem of shortage sometimes, thereby to save stalk fuel also be crucial.
In sum, there are many problems in the solar energy thermal-power-generating station of moving under the simple solar energy pattern, and investment and the cost of electricity-generating of particularly developing solar heat power generation system are higher, and hot generating efficiency is lower, and present heat storage technology problem such as maturation not enough; Biomass electric power plant technology comparative maturity, stable, but also have the problem of fuel crunch sometimes.
The model utility content
The purpose of this utility model is exactly in order to address the above problem, the power generation system of a kind of biomass boiler and solar boiler paired running is provided, it is with the utilization that combines of biomass energy and solar energy, not only can solve solar energy effectively and utilize problem of unstable, can utilize simultaneously ripe biomass fermentation power technology, both saved the biomass fuel of biomass fermentation power plant, the technology and the economic risk of development and use solar energy thermal-power-generatings have been reduced again, present technique can be used for newly-built renewable energy sources power plant, also can be used for the biomass electric power plant that has moved is undergone technological transformation.
For achieving the above object, the utility model adopts following technological scheme:
The power generation system of a kind of biomass boiler and solar boiler paired running, it comprises biomass boiler system and solar boiler system, and both are connected with steam turbine generator system, and steam turbine generator system is connected with electrical network; Steam turbine generator system also is connected with solar boiler system with the biomass boiler system respectively by condensate system.
Described solar boiler system comprises solar energy heat collection exchanger, and it is connected with blower fan, and solar energy heat collection exchanger also is connected with solar boiler simultaneously, and solar boiler is connected with steam turbine generator system by the pipeline that has the solar boiler steam valve.
Described biomass boiler system comprises biomass boiler, and it is connected with biomass silo, and biomass boiler is connected with steam turbine generator system by the pipeline that has the biomass boiler steam valve.
Described condensate system comprises the condenser that is connected with steam turbine generator system, condenser is connected with low-pressure heater by condensate pump, low-pressure heater is connected with oxygen-eliminating device, oxygen-eliminating device also is connected with make-up pump simultaneously, and the oxygen-eliminating device output terminal is connected with solar boiler with biomass boiler by pipeline that has the biomass boiler feed-water valve and the pipeline that has the solar boiler feed-water valve respectively by feed water pump, high-pressure heater.
Described biomass boiler system is circulating fluidized bed boiler systems or grate furnace system.
Described solar boiler system is disc type solar energy steam generator system or tower type solar steam generator system.
The power generation system of biomass boiler of the present utility model and solar boiler paired running, it comprises biomass boiler system, solar boiler system and steam turbine generator system.Biomass boiler system biomass burning produces superheated vapor; Solar boiler system is thermal source with solar energy, and air is a heat transfer medium, and hot air enters solar boiler, and heated feed water produces superheated vapor.Biomass boiler is connected side by side with solar boiler, but the generating of two-way superheated vapor paired running, but also isolated operation generating, during paired running, two-way superheated vapor parameter is complementary.
The biomass boiler system is a circulating fluidized bed boiler systems, also can be the grate furnace system, and biomass fuel enters biomass boiler from biomass silo.
Solar boiler system is the disc type solar energy steam generator system, also can be the tower type solar steam generator system, comprises blower fan, solar energy heat collection exchanger, solar boiler and heat exchanger at different levels.
Steam turbine generator system comprises steam turbine, condenser, condensate pump, low-pressure heater, oxygen-eliminating device, make-up pump, high-pressure heater, generator.The qualified steam that comes out from biomass boiler system or solar boiler system enters the steam turbine acting, steam turbine drives generator for electricity generation, the low tension of sending enters electrical network after transformer boosts, exhaust steam after the acting enter condenser and by after the condensate pump pressurization through entering oxygen-eliminating device after the low-pressure heater heating, make-up water through the small pump supercharging enters oxygen-eliminating device simultaneously, after oxygen-eliminating device is except that the dissolved gas in anhydrating, feedwater is heated by high-pressure heater after the feed water pump supercharging, divide two-way then, one the tunnel enters the delivery (pipe) line of solar boiler, and one the tunnel enters the delivery (pipe) line of biomass boiler.
The beneficial effects of the utility model are:
1, the utility model is the power generation system of a kind of biomass boiler and solar boiler paired running, with solar energy and biomass energy as main energy sources, can select solar electrical energy generation or biomass power generation timely according to situations such as weather, season, yield of biomass, living beings deposits, package unit can all weather operations, solved the problem of biomass electric power plant biomass fuel deficiency, solved simultaneously because a series of problems that the intermittence of solar energy is brought.
2, the power generation system of this biomass boiler and solar boiler paired running has been saved the regenerative system of conventional solar heat power generation system, has reduced the technical risk and the economic risk of solar energy utilization technique.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Wherein, 1. blower fan, 2. solar energy heat collection exchanger, 3. solar boiler, 4. biomass silo, 5. biomass boiler, 6. solar boiler steam valve, 7. biomass boiler steam valve, 8. steam turbine, 9. generator, 10. condenser, 11. condensate pumps, 12. low-pressure heaters, 13. make-up pump, 14. oxygen-eliminating devices, 15. feed water pumps, 16. high-pressure heater, 17. biomass boiler feed-water valves, 18. solar boiler feed-water valves.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Among Fig. 1, the power generation system of a kind of biomass boiler and solar boiler paired running comprises solar boiler system, biomass boiler system, steam turbine generator system.Can regulate the operating mode of power generation system according to situations such as the reserves of biomass fuel and weather, seasons timely.
Having under the situation of solar light irradiation, biomass boiler and solar boiler can paired runnings, also can isolated operation.Among the embodiment, when biomass boiler and solar boiler paired running, blower fan 1 is squeezed into solar energy heat collection exchanger 2 with air, solar energy heat collection exchanger 2 is assembled the sunlight heated air, enter solar boiler 1 through heated hot air heated, feedwater enters the heat exchanging pipe of solar boiler 3 through solar boiler feed-water valve 18, after the steam through generating after the hot air is qualified, enters steam turbine 8 actings through solar boiler steam valve 6; Biomass fuel enters biomass boiler 5 burnings by biomass silo 4, and feedwater enters biomass boiler 5 heating through biomass boiler feed-water valve 17, and the qualified steam of generation enters steam turbine 8 actings through biomass boiler steam valve 7; Two-way steam parameter through solar boiler steam valve 6 and process biomass boiler steam valve 7 will be complementary, enter steam turbine 8 actings, drive generator 9 generatings, condense through condenser 10 in the exhaust steam that the steam turbine acting finishes, the water of condensation that forms enters low-pressure heater 12 heating after condensate pump 11 pressurizations, enter oxygen-eliminating device 13 then, make-up water enters oxygen-eliminating device 14 after make-up pump 13 pressurizations simultaneously, feedwater is after oxygen-eliminating device 14 is removed wherein dissolved gas, after feed water pump 15 pressurizations, enter high-pressure heater 16 heating, give the moisture two-way after the heating, one the tunnel enters biomass boiler through biomass boiler feed-water valve 17 continues to participate in circulation, and another road enters solar boiler through solar boiler feed-water valve 18 and continues to participate in circulation.When the biomass boiler isolated operation, turn-off solar boiler feed-water valve 18 and solar boiler steam valve 6; When the solar boiler isolated operation, turn-off biomass boiler feed-water valve 17 and solar boiler steam valve 7.

Claims (6)

1. the power generation system of biomass boiler and solar boiler paired running is characterized in that it comprises biomass boiler system and solar boiler system, and both are connected with steam turbine generator system, and steam turbine generator system is connected with electrical network; Steam turbine generator system also is connected with solar boiler system with the biomass boiler system respectively by condensate system.
2. the power generation system of biomass boiler as claimed in claim 1 and solar boiler paired running, it is characterized in that, described solar boiler system comprises solar energy heat collection exchanger, it is connected with blower fan, solar energy heat collection exchanger also is connected with solar boiler simultaneously, and solar boiler is connected with steam turbine generator system by the pipeline that has the solar boiler steam valve.
3. the power generation system of biomass boiler as claimed in claim 1 and solar boiler paired running, it is characterized in that, described biomass boiler system comprises biomass boiler, it is connected with biomass silo, and biomass boiler is connected with steam turbine generator system by the pipeline that has the biomass boiler steam valve.
4. the power generation system of biomass boiler as claimed in claim 1 and solar boiler paired running, it is characterized in that, described condensate system comprises the condenser that is connected with steam turbine generator system, condenser links to each other with low-pressure heater by condensate pump, low-pressure heater is connected with oxygen-eliminating device, oxygen-eliminating device also is connected with make-up pump simultaneously, and the oxygen-eliminating device output terminal is connected with solar boiler with biomass boiler by pipeline that has the biomass boiler feed-water valve and the pipeline that has the solar boiler feed-water valve respectively by feed water pump, high-pressure heater.
5. as the power generation system of claim 1 or 3 described biomass boilers and solar boiler paired running, it is characterized in that described biomass boiler system is circulating fluidized bed boiler systems or grate furnace system.
6. the power generation system of biomass boiler as claimed in claim 1 or 2 and solar boiler paired running is characterized in that, described solar boiler system is disc type solar energy steam generator system or tower type solar steam generator system.
CN2010205833536U 2010-10-29 2010-10-29 Generating system with biomass boiler and solar boiler running in parallel Expired - Fee Related CN201827035U (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102418679A (en) * 2011-12-12 2012-04-18 武汉凯迪工程技术研究总院有限公司 Solar energy and exogenous steam complementary power generation equipment
CN102817647A (en) * 2011-06-07 2012-12-12 靖江万泰机械制造有限公司 Biomass generator
CN103089558A (en) * 2013-02-06 2013-05-08 东方电气集团东方锅炉股份有限公司 Method and device for solar energy and fossil fuel power station complementary circulation
CN103147944A (en) * 2013-01-29 2013-06-12 华北电力大学 Two-section tower type solar thermal power generation system
WO2013086895A1 (en) * 2011-12-12 2013-06-20 武汉凯迪工程技术研究总院有限公司 Solar energy and external source steam complementary power generation apparatus
CN106368915A (en) * 2016-09-18 2017-02-01 华北电力大学 Tower-type solar energy and fuel coal complementary power generation system
CN109296411A (en) * 2018-07-31 2019-02-01 常州市新港热电有限公司 A kind of boiler turbine generator device and electricity-generating method

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102817647A (en) * 2011-06-07 2012-12-12 靖江万泰机械制造有限公司 Biomass generator
CN102418679A (en) * 2011-12-12 2012-04-18 武汉凯迪工程技术研究总院有限公司 Solar energy and exogenous steam complementary power generation equipment
US9841008B2 (en) * 2011-12-12 2017-12-12 Wuhan Kaidi Engineering Technology Research Institute Co., Ltd. Solar and steam hybrid power generation system
AP4020A (en) * 2011-12-12 2017-01-29 Wuhan Kaidi Eng Tech Res Inst Solar energy and external source steam complementary power generation apparatus
WO2013086895A1 (en) * 2011-12-12 2013-06-20 武汉凯迪工程技术研究总院有限公司 Solar energy and external source steam complementary power generation apparatus
US20140290246A1 (en) * 2011-12-12 2014-10-02 Wuhan Kaidi Engineering Technology Research Institute Co., Ltd. Solar and steam hybrid power generation system
JP2015501904A (en) * 2011-12-12 2015-01-19 武▲漢凱▼迪工程技▲術▼研究▲総▼院有限公司 Solar energy and external steam hybrid generator
KR101561978B1 (en) * 2011-12-12 2015-10-20 우한 카이디 엔지니어링 테크놀로지 리서치 인스티튜트 코오퍼레이션 엘티디. solar energy and external source steam complementary power generation apparatus
AU2012350645B2 (en) * 2011-12-12 2016-05-19 Wuhan Kaidi Engineering Technology Research Institute Co., Ltd. Solar energy and external source steam complementary power generation apparatus
RU2602708C2 (en) * 2011-12-12 2016-11-20 Ухань Кайди Инджиниринг Текнолоджи Рисерч Инститьют Ко., Лтд. Apparatus for generating solar energy and an external steam source of additional electric power
CN103147944A (en) * 2013-01-29 2013-06-12 华北电力大学 Two-section tower type solar thermal power generation system
CN103089558A (en) * 2013-02-06 2013-05-08 东方电气集团东方锅炉股份有限公司 Method and device for solar energy and fossil fuel power station complementary circulation
CN106368915A (en) * 2016-09-18 2017-02-01 华北电力大学 Tower-type solar energy and fuel coal complementary power generation system
CN109296411A (en) * 2018-07-31 2019-02-01 常州市新港热电有限公司 A kind of boiler turbine generator device and electricity-generating method

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CP03 Change of name, title or address

Address after: 250101 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza Building 9, room 1002

Patentee after: Power technology Advisory Co., Ltd of Shandong state

Address before: 250100 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza Building 9 North 10 layer

Patentee before: Guodian Technology & Environment Co., Ltd. Shandong LongYuan Environment Co,. Lt

Address after: 250101 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza Building 9, room 1002

Patentee after: Power technology Advisory Co., Ltd of Shandong state

Address before: 250100 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza Building 9 North 10 layer

Patentee before: Guodian Technology & Environment Co., Ltd. Shandong LongYuan Environment Co,. Lt

C56 Change in the name or address of the patentee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110511

Termination date: 20191029

CF01 Termination of patent right due to non-payment of annual fee