CN201190585Y - Power installation by waste heat of sulfuric acid - Google Patents
Power installation by waste heat of sulfuric acid Download PDFInfo
- Publication number
- CN201190585Y CN201190585Y CNU2008200285769U CN200820028576U CN201190585Y CN 201190585 Y CN201190585 Y CN 201190585Y CN U2008200285769 U CNU2008200285769 U CN U2008200285769U CN 200820028576 U CN200820028576 U CN 200820028576U CN 201190585 Y CN201190585 Y CN 201190585Y
- Authority
- CN
- China
- Prior art keywords
- boiler
- heat
- afterheat
- sulfuric acid
- steam turbine
- 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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Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model relates to a device generating electricity using the afterheat of sulphuric acid, comprising an afterheat boiler. The inside of the afterheat boiler is provided with a steam manifold which is connected with a heat removing device in a boiling furnace and is connected with an overheater in the afterheat boiler. The overheater is connected with a steam turbine which is connected with a generator. The vent of the steam turbine is provided with a condenser which is connected with a shaft gland heater through a condensing pump. The shaft gland heater is connected with a slag cooler which is connected with a boiler oxygen remover. The boiler oxygen remover is connected with a water feeding pump which is further connected with the afterheat boiler to form the generator using the afterheat of sulphuric acid. The utility model has the advantages that the energy is saved and the environment is protected, the generating ability of the afterheat generator is improved, the production cost is reduced, and the economic benefit for enterprises is improved.
Description
Technical field
The utility model belongs to the cogeneration technology field, is specifically related to a kind of device that utilizes sulfuric acid cogeneration.
Background technique
In the sulphuric acid process, pyrite burning is a strong exothermal reaction, and this part heat is carried out UTILIZATION OF VESIDUAL HEAT IN can energy saving, the protection environment.In the boiling furnace combustion system sulfur dioxide process, take away three parts that mainly contain of big calorimetric: the high-temperature flue gas that boiling furnace is discharged, the high temperature slag that discharge the boiling furnace bottom, the heat that cooling water is taken away in the boiling bed cooling procedure.Present sulfuric acid waste heat apparatus is to carry out heat recovery by exhaust heat boiler, makes it to produce the generating of steam and driving steam turbine.The electricity generating device heat-obtaining is heat-obtaining behind boiling furnace all, and the waste heat to flue gas before flue gas does not enter the catalytic oxidation tower utilizes.Existing gas washing in SA production waste heat apparatus does not make full use of the waste heat that produces in the sulphuric acid process, only UTILIZATION OF VESIDUAL HEAT IN has been carried out in the exhaust of boiling furnace, but the heat and the boiling furnace inner ebullition layer cooling heat of the hot slag that boiling furnace is not produced make full use of.The heat that produces during the slag cooling does not rationally utilize, and the circulating water cooling is adopted in the boiling bed cooling, and the heat emptying of cooling water causes energy dissipation.See that on the whole UTILIZATION OF VESIDUAL HEAT IN efficient is on the low side.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the utility model proposes a kind of device that utilizes sulfuric acid cogeneration, can discharge the heat of cooling water in the waste heat, boiling furnace of flue gas and the heat of cooling slag utilizes to boiling furnace, improved the generating capacity of device for generating power by waste heat, positive role has been played in energy-saving and environmental protection, simultaneously also reduce cost of production, improved economic benefit of enterprises.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of device that utilizes sulfuric acid cogeneration, include exhaust heat boiler 1, be provided with drum 9 in the exhaust heat boiler 1, be connected with boiling furnace internal heating device 4 on the drum 9, drum 9 also be located at exhaust heat boiler 1 in superheater 7 link to each other, superheater 7 connects steam turbine 2, steam turbine 2 connects generator 8, exhaust place of steam turbine 2 is provided with condenser 5, condenser 5 is connected by condensate extractionpump 6 with gland heater 11, gland heater 11 links to each other with slag cooler 3, slag cooler 3 links to each other with boiler feed 10, be connected with feed water pump 12 on the boiler feed 10, feed water pump 12 connects exhaust heat boiler 1 again and forms the sulfuric acid device for generating power by waste heat.
The utlity model has following characteristics:
1, the waste heat to boiling furnace discharge flue gas utilizes: the high-temperature flue gas that boiling furnace is discharged makes it to absorb heat through the water in the exhaust heat boiler 1 heating exhaust heat boiler 1, finally is converted into 8 actings of superheated vapor pushing turbine 2 drive generators.The exhaust steam of steam turbine 2 condenses into water through vapour condenser 5, enters gland heater 11 by the pump 6 that condenses again, and gland heater 11 utilizes steam turbine end gland packing leakage heat-setting water, is sent to slag cooler 3 then, and slag cooler 3 replaces heater.The next part that the flue gas that exhaust heat boiler 1 is discharged enters sulfuric acid production process.
2, the heat to cooling water in the boiling furnace utilizes: the saturation water in the drum 9 of exhaust heat boiler 1 enters boiling furnace internal heating device 4, water absorbs heat in boiling furnace heat-obtaining device 4, this part steam flows into boiler-steam dome 9, be converted into superheated vapor through superheater 7 again, thus pushing turbine 2 actings.
3, the heat to the cooling slag utilizes: the water of condensation of discharging through vapour condenser 5 enters gland heater 11 by the pump 6 that condenses, gland heater 11 utilizes steam turbine end gland packing leakage heat-setting water, be sent to slag cooler 3 then, absorb the heat of slag, water temperature is given birth to high, enter boiler feed 10 then, thereby improved the efficient of whole device.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and working principle are described in further detail.
Referring to accompanying drawing, a kind of device that utilizes sulfuric acid cogeneration, include exhaust heat boiler 1, be provided with drum 9 in the exhaust heat boiler 1, be connected with boiling furnace internal heating device 4 on the drum 9, drum 9 also be located at exhaust heat boiler 1 in superheater 7 link to each other, superheater 7 connects steam turbine 2, steam turbine 2 connects generator 8, exhaust place of steam turbine 2 is provided with vapour condenser 5, vapour condenser 5 is connected by condensate extractionpump 6 with gland heater 11, gland heater 11 links to each other with slag cooler 3, slag cooler 3 links to each other with boiler feed 10, is connected with feed water pump 12 on the boiler feed 10, and feed water pump 12 connects exhaust heat boiler 1 again and forms the sulfuric acid device for generating power by waste heat.
The utility model utilizes waste heat like this and generates electricity:
1, the waste heat to boiling furnace discharge flue gas utilizes: the high-temperature flue gas that boiling furnace is discharged makes it to absorb heat through the water in the exhaust heat boiler 1 heating exhaust heat boiler 1, finally is converted into 8 actings of superheated vapor pushing turbine 2 drive generators.The exhaust steam of steam turbine 2 condenses into water through vapour condenser 5, enters slag cooler 3 through condensate extractionpump 6, gland heater 11, and slag cooler 3 replaces heater.The next part that the flue gas that exhaust heat boiler 1 is discharged enters sulfuric acid production process.
2, the heat to cooling water in the boiling furnace utilizes: the saturation water in the drum 9 of exhaust heat boiler 1 enters boiling furnace internal heating device 4, water absorbs heat in boiling furnace heat-obtaining device 4, this part steam flows into boiler-steam dome 9, be converted into superheated vapor through superheater 7 again, thus pushing turbine 2 actings.
3, the heat to the cooling slag utilizes: the water of condensation of discharging through vapour condenser 5 enters slag cooler 3 through condensate extractionpump 6, gland heater 11, absorb the heat of slag, water temperature is given birth to high, enters boiler feed 10 then, thereby has improved the efficient of whole device.
Claims (1)
1, a kind of device that utilizes sulfuric acid cogeneration, include exhaust heat boiler (1), be provided with drum (9) in the exhaust heat boiler (1), it is characterized in that, be connected with boiling furnace internal heating device (4) on the drum (9), also interior with being located at exhaust heat boiler (1) superheater (7) of drum (9) links to each other, superheater (7) connects steam turbine (2), exhaust place of steam turbine (2) is provided with condenser (5), condenser (5) is connected by condensate extractionpump (6) with gland heater (11), gland heater (11) links to each other with slag cooler (3), slag cooler (3) links to each other with boiler feed (10), be connected with feed water pump (12) on the boiler feed (10), feed water pump (12) connects exhaust heat boiler (1) again and forms the sulfuric acid device for generating power by waste heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200285769U CN201190585Y (en) | 2008-03-14 | 2008-03-14 | Power installation by waste heat of sulfuric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200285769U CN201190585Y (en) | 2008-03-14 | 2008-03-14 | Power installation by waste heat of sulfuric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201190585Y true CN201190585Y (en) | 2009-02-04 |
Family
ID=40334745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200285769U Expired - Fee Related CN201190585Y (en) | 2008-03-14 | 2008-03-14 | Power installation by waste heat of sulfuric acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201190585Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167498A (en) * | 2010-12-23 | 2011-08-31 | 中材节能股份有限公司 | Glass bead heating device with waste heat recovery |
| CN103063039A (en) * | 2012-12-24 | 2013-04-24 | 刘立文 | Device and process of thermal cycling for producing sulfuric acid by using calcium sulfate |
| CN103148705A (en) * | 2013-04-07 | 2013-06-12 | 杨群峰 | Afterheat integral utilization system for sulfuric acid production process |
| CN103552994A (en) * | 2013-11-18 | 2014-02-05 | 安徽新中远化工科技有限公司 | Waste heat recycling process in preparing acid by sulfur concentrate |
| CN104541028B (en) * | 2012-08-13 | 2016-05-25 | 徐荣浩 | Utilize the TRT of electric furnace |
| CN105928371A (en) * | 2016-04-26 | 2016-09-07 | 汇智工程科技有限公司 | Lithium ore rotary kiln high-temperature roasting material cooling and waste heat recycling method and device |
| CN114109532A (en) * | 2021-10-22 | 2022-03-01 | 中盐安徽红四方股份有限公司 | Steam seal cooling and recycling system of steam turbine |
-
2008
- 2008-03-14 CN CNU2008200285769U patent/CN201190585Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167498A (en) * | 2010-12-23 | 2011-08-31 | 中材节能股份有限公司 | Glass bead heating device with waste heat recovery |
| CN104541028B (en) * | 2012-08-13 | 2016-05-25 | 徐荣浩 | Utilize the TRT of electric furnace |
| CN103063039A (en) * | 2012-12-24 | 2013-04-24 | 刘立文 | Device and process of thermal cycling for producing sulfuric acid by using calcium sulfate |
| CN103063039B (en) * | 2012-12-24 | 2016-08-03 | 刘立文 | A kind of calcium sulfate produces heat circulating equipment and the technique of sulphuric acid |
| CN103148705A (en) * | 2013-04-07 | 2013-06-12 | 杨群峰 | Afterheat integral utilization system for sulfuric acid production process |
| CN103148705B (en) * | 2013-04-07 | 2014-06-11 | 杨群峰 | Afterheat integral utilization system for sulfuric acid production process |
| CN103552994A (en) * | 2013-11-18 | 2014-02-05 | 安徽新中远化工科技有限公司 | Waste heat recycling process in preparing acid by sulfur concentrate |
| CN105928371A (en) * | 2016-04-26 | 2016-09-07 | 汇智工程科技有限公司 | Lithium ore rotary kiln high-temperature roasting material cooling and waste heat recycling method and device |
| CN114109532A (en) * | 2021-10-22 | 2022-03-01 | 中盐安徽红四方股份有限公司 | Steam seal cooling and recycling system of steam turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUUN POWER CO., LTD. Free format text: FORMER NAME: XI'AN SUUNPOWER CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 710065, SOHO League, second, 1, Kam Yip Road, Xi'an hi tech Zone, Shaanxi, 4 Patentee after: Suunpower Co.,Ltd. Address before: 710075 two hi tech building, 19 hi tech Development Zone, Shaanxi, Xi'an Patentee before: Xi'an Si'an New Energy Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20170314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |