CN204386676U - A kind of associating residual neat recovering system - Google Patents
A kind of associating residual neat recovering system Download PDFInfo
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- CN204386676U CN204386676U CN201520045680.9U CN201520045680U CN204386676U CN 204386676 U CN204386676 U CN 204386676U CN 201520045680 U CN201520045680 U CN 201520045680U CN 204386676 U CN204386676 U CN 204386676U
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Abstract
The utility model relates to a kind of associating residual neat recovering system, belongs to high energy consumption industry low temperature exhaust heat reclaiming system equipment technical field.Technological scheme is: superheater (4) outlet is communicated with the high pressure stage expansion system of steam-type steam turbine generator (6), economizer (2) is communicated with by the low pressure stage expansion system of flash vessel (5) with steam-type steam turbine generator (6), the steam (vapor) outlet of steam-type steam turbine generator (6) is communicated with economizer (2) by condenser (7), economizer (2) outlet of steam-type steam turbine power generation unit, be communicated with the ORC vaporizer (9) of Organic Rankine Cycle generator unit, low temperature water outlet and ORC condenser (10) outlet of ORC vaporizer, ORC evaporator outlet is communicated with ORC generator (11).The beneficial effects of the utility model are: by traditional steam-type turbine generating system and Organic Rankine Cycle power generation system with the use of, the recyclable scope of industrial exhaust heat can be improved, improve waste heat availability.
Description
Technical field
The utility model relates to a kind of associating residual neat recovering system, and especially the low temperature exhaust heat high efficiente callback power generation system of the high energy consumption industry such as cement, belongs to high energy consumption industry low temperature exhaust heat reclaiming system equipment technical field.
Background technique
At present, in high energy consumption industry, industrial afterheat recovery mainly adopts exhaust heat boiler to produce overheated saturated vapor, and promote the mode of steam-type steam turbine power generation, this kind of heat recovery mode mainly reclaims high-temperature flue gas used heat in the industry of more than 350 DEG C.Still more than 100 DEG C, still there is used heat waste to a certain degree in the waste heat flue gas exhaust temperature absorbed.Meanwhile, the height of used heat quality is larger on the impact of steam turbine generator generated energy.
Organic Rankine cycle power generation system can be called for short ORC system, is the power generation system utilizing lower boiling organic working medium to realize low temperature exhaust heat recycling.Organic Rankine bottoming cycle generation technology effectively can reclaim the cryogenic waste heat resource of less than 200 DEG C, but the reuse efficiency of waste heat is low.
Model utility content
The utility model object is to provide a kind of associating residual neat recovering system, by traditional steam-type steam turbine power generation unit and Organic Rankine Cycle generator unit with the use of, effectively improve the reuse efficiency of waste heat, solve Problems existing in background technique.
The technical solution of the utility model is:
A kind of associating residual neat recovering system, comprise steam-type steam turbine power generation unit and Organic Rankine Cycle generator unit, described steam-type steam turbine power generation unit comprises exhaust heat boiler, flash vessel, steam-type steam turbine generator, condenser and cooling tower, described exhaust heat boiler comprises economizer, vaporizer and superheater, economizer is located at the flue outlet of exhaust heat boiler, economizer is followed successively by from bottom to up by water (flow) direction, vaporizer and superheater, superheater outlet is communicated with the high pressure stage expansion system of steam-type steam turbine generator, economizer is communicated with the low pressure stage expansion system of steam-type steam turbine generator by flash vessel, the steam (vapor) outlet of steam-type steam turbine generator is communicated with economizer by condenser, condenser is communicated with cooling tower, described Organic Rankine Cycle generator unit comprises ORC vaporizer, ORC condenser and ORC generator, the economizer exit of steam-type steam turbine power generation unit, be communicated with the ORC vaporizer of Organic Rankine Cycle generator unit, the low temperature water outlet of ORC vaporizer is communicated with ORC condensator outlet, the saturated superheated vapor outlet of high pressure of ORC vaporizer is communicated with ORC generator, the steam (vapor) outlet of ORC generator connects ORC condenser, ORC condenser overhead is communicated with the cooling tower of steam-type steam turbine power generation unit.
Exhaust heat boiler is flue gas waste heat recovery apparatus, and high temperature waste hot flue gas enters exhaust heat boiler, successively through superheater, vaporizer, economizer, discharge be low-temperature flue gas.In steam-type steam turbine power generation unit, the economizer that low temperature water flows through exhaust heat boiler inside carries out preheating, the hot water with uniform temperature flowing out economizer is divided into multi-strand flow, wherein one current produce the saturated superheated vapour of high pressure after flowing through vaporizer, superheater, and the high pressure stage expansion system acting that this high pressure steam enters steam-type steam turbine generator produces electric energy; Another strand of current send into flash vessel, produce low-pressure saturated steam, and the low pressure stage expansion system acting sending into steam-type steam turbine generator produces electric energy; Steam-type steam turbine generator steam (vapor) outlet is low-pressure low-temperature water vapor, is cooled to supercooled liquid water after condenser, flows back to the economizer of exhaust heat boiler through high-pressure service pump, forms steam-type steam turbine power generation unit.
Organic Rankine Cycle generator unit, thermal source comes from the economizer of exhaust heat boiler, hot water flows into ORC vaporizer, low-temperature water heating after heat transfer is incorporated in the pipeline of the condensator outlet in steam-type steam turbine power generation unit, economizer is flowed back to through high-pressure service pump, low boiling organic working medium is heated to form the saturated superheated vapor state of high pressure through ORC vaporizer, flow into the generating of ORC generator expansion work, the low pressure organic working medium vapor stream flowed out condenses into supercooled liquid through ORC condenser, again send into ORC vaporizer through working medium pump pressurization, realize the circulation of organic working medium.
The beneficial effects of the utility model are: by traditional steam-type steam turbine power generation unit and Organic Rankine Cycle generator unit with the use of, the recyclable scope of industrial exhaust heat can be improved, improve waste heat availability.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
In figure: exhaust heat boiler 1, economizer 2, vaporizer 3, superheater 4, flash vessel 5, steam-type steam turbine generator 6, condenser 7, cooling tower 8, ORC vaporizer 9, ORC condenser 10, ORC generator 11.
Embodiment
Below in conjunction with accompanying drawing, by example, the utility model is described in further detail.
With reference to accompanying drawing 1, a kind of associating residual neat recovering system, comprise steam-type steam turbine power generation unit and Organic Rankine Cycle generator unit, described steam-type steam turbine power generation unit comprises exhaust heat boiler 1, flash vessel 5, steam-type steam turbine generator 6, condenser 7 and cooling tower 8, described exhaust heat boiler 1 comprises economizer 2, vaporizer 3 and superheater 4, economizer 2 is located at the flue outlet of exhaust heat boiler 1, economizer 2 is followed successively by from bottom to up by water (flow) direction, vaporizer 3 and superheater 4, superheater 4 outlet is communicated with the high pressure stage expansion system of steam-type steam turbine generator 6, economizer 2 is communicated with the low pressure stage expansion system of steam-type steam turbine generator 6 by flash vessel 5, the steam (vapor) outlet of steam-type steam turbine generator 6 is communicated with economizer 2 by condenser 7, condenser 7 is communicated with cooling tower 8, described Organic Rankine Cycle generator unit comprises ORC vaporizer 9, ORC condenser 10 and ORC generator 11, the economizer 2 of steam-type steam turbine power generation unit exports, be communicated with the ORC vaporizer 9 of Organic Rankine Cycle generator unit, low temperature water outlet and ORC condenser 10 outlet of ORC vaporizer 9, the saturated superheated vapor outlet of high pressure of ORC vaporizer 9 is communicated with ORC generator 11, the steam (vapor) outlet of ORC generator 11 connects ORC condenser 10, ORC condenser 10 top is communicated with the cooling tower 8 of steam-type steam turbine power generation unit.
With reference to accompanying drawing 1, be Organic Rankine Cycle generator unit in dotted line.
In steam-type steam turbine power generation unit, the economizer 2 that low temperature water flows through exhaust heat boiler 1 inside carries out preheating, the hot water with uniform temperature flowing out economizer 2 is divided into multi-strand flow, wherein one current produce the saturated superheated vapour of high pressure after flowing through vaporizer 3, superheater 4, and the high pressure stage expansion system acting that this high pressure steam enters steam-type steam turbine generator 6 produces electric energy; Another strand of current send into flash vessel 5, produce low-pressure saturated steam, and the low pressure stage expansion system acting sending into steam-type steam turbine generator 6 produces electric energy; Steam-type steam turbine generator 6 steam (vapor) outlet is low-pressure low-temperature water vapor, is cooled to supercooled liquid water after condenser 7, flows back to the economizer 2 of exhaust heat boiler through high-pressure service pump, forms steam-type steam turbine cycle power generation system.
In Organic Rankine Cycle generator unit, by the economizer 2 of exhaust heat boiler 1, final hot water flows into ORC vaporizer 9; Low-temperature water heating after heat transfer is incorporated in condenser 7 export pipeline in steam-type steam turbine power generation unit, flows back to economizer 2 through high-pressure service pump; Low boiling organic working medium is heated to form the saturated superheated vapor state of high pressure through ORC vaporizer 9, flow into the generating of ORC generator 11 expansion work, the low pressure organic working medium vapor stream flowed out condenses into supercooled liquid through ORC condenser 10, again send into ORC vaporizer 9 through working medium pump pressurization, realize the circulation of organic working medium.
In above-mentioned associating residual neat recovering system, cooling water all takes from cooling tower 8.
Claims (1)
1. an associating residual neat recovering system, it is characterized in that comprising steam-type steam turbine power generation unit and Organic Rankine Cycle generator unit, described steam-type steam turbine power generation unit comprises exhaust heat boiler (1), flash vessel (5), steam-type steam turbine generator (6), condenser (7) and cooling tower (8), described exhaust heat boiler (1) comprises economizer (2), vaporizer (3) and superheater (4), economizer (2) is located at the flue outlet of exhaust heat boiler (1), economizer (2) is followed successively by from bottom to up by water (flow) direction, vaporizer (3) and superheater (4), superheater (4) outlet is communicated with the high pressure stage expansion system of steam-type steam turbine generator (6), economizer (2) is communicated with by the low pressure stage expansion system of flash vessel (5) with steam-type steam turbine generator (6), the steam (vapor) outlet of steam-type steam turbine generator (6) is communicated with economizer (2) by condenser (7), condenser (7) is communicated with cooling tower (8), described Organic Rankine Cycle generator unit comprises ORC vaporizer (9), ORC condenser (10) and ORC generator (11), economizer (2) outlet of steam-type steam turbine power generation unit, be communicated with the ORC vaporizer (9) of Organic Rankine Cycle generator unit, low temperature water outlet and ORC condenser (10) outlet of ORC vaporizer (9), the saturated superheated vapor outlet of high pressure of ORC vaporizer is communicated with ORC generator (11), the steam (vapor) outlet of ORC generator (11) connects ORC condenser (10), ORC condenser (10) top is communicated with the cooling tower (8) of steam-type steam turbine power generation unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520045680.9U CN204386676U (en) | 2015-01-23 | 2015-01-23 | A kind of associating residual neat recovering system |
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| CN201520045680.9U CN204386676U (en) | 2015-01-23 | 2015-01-23 | A kind of associating residual neat recovering system |
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| CN204386676U true CN204386676U (en) | 2015-06-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499259A (en) * | 2016-01-19 | 2016-04-20 | 碧海舟（北京）节能环保装备有限公司 | Solid waste handling combined power generation method and system based on organic Rankine cycle |
| CN113074028A (en) * | 2021-04-22 | 2021-07-06 | 中创清洁能源发展（沈阳）股份有限公司 | Flue gas low-temperature waste heat power generation system utilizing generator set |
-
2015
- 2015-01-23 CN CN201520045680.9U patent/CN204386676U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499259A (en) * | 2016-01-19 | 2016-04-20 | 碧海舟（北京）节能环保装备有限公司 | Solid waste handling combined power generation method and system based on organic Rankine cycle |
| CN113074028A (en) * | 2021-04-22 | 2021-07-06 | 中创清洁能源发展（沈阳）股份有限公司 | Flue gas low-temperature waste heat power generation system utilizing generator set |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 050800 No.12, jiaojiaopu street, North District, high tech Development Zone, Zhengding County, Shijiazhuang City, Hebei Province Patentee after: DUNSHI MAGNETIC ENERGY TECHNOLOGY Co.,Ltd. Address before: 063020 No. 35, Daqing Road, Tangshan City hi tech Development Zone, Hebei Patentee before: DUNSHI MAGNETIC ENERGY TECHNOLOGY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |