CN203148247U - Electricity generating system utilizing revolving furnace steam sintering waste heat in combined mode - Google Patents
Electricity generating system utilizing revolving furnace steam sintering waste heat in combined mode Download PDFInfo
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- CN203148247U CN203148247U CN2013201611111U CN201320161111U CN203148247U CN 203148247 U CN203148247 U CN 203148247U CN 2013201611111 U CN2013201611111 U CN 2013201611111U CN 201320161111 U CN201320161111 U CN 201320161111U CN 203148247 U CN203148247 U CN 203148247U
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- 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
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Abstract
The utility model discloses an electricity generating system, in particular to an electricity generating system utilizing revolving furnace steam sintering waste heat in a combined mode. The electricity generating system utilizing the revolving furnace steam sintering waste heat in the combined mode comprises a steam collecting cylinder (9), a steam turbine (1), a condenser (3), a condensed water pump (4), a vacuum de-aerator (7) and a water pump (8) which are connected in sequence, and further comprises a heat accumulator (11), a steam heating furnace (10) and a sintering waste heat boiler (12), wherein the heat accumulator (11) is used for receiving revolving furnace steam and is connected to the steam collecting cylinder (9) through the steam heating furnace (10), the sintering waste heat furnace (12) is connected to the steam collecting cylinder (9), the steam turbine (1) is connected to an electric generator (2), and the condenser (3) is connected with a cooling system which is composed of a cooling tower (5) and a circulating water pump (6). The electricity generating system utilizing the revolving furnace steam sintering waste heat in the combined mode has the advantages that the running cost of a waste heat power station is lowered, the waste heat power station is further centralized, systems do not influence one another and are more flexible, energy conservation and emission reduction are achieved, the electricity generating system utilizing the revolving furnace steam sintering waste heat in the combined mode meets the national policy, the system is compact in arrangement, small in occupied area, and convenient to operate, and low in production cost.
Description
Technical field
The utility model relates to a kind of electricity generation system, relates in particular to a kind of converter steam sintering waste heat and unites and utilize electricity generation system.
Background technology
Fast development along with China's steel and iron industry, the output of the primary raw material of blast furnace ironmaking---sintering deposit also increases substantially, the high-temp waste gas that produces in the sintering production process is also more and more, how to recycle the great attention that this part heat has caused people effectively.In May, 2008, in first state key power-saving technology promotion project is listed the sintering waste heat generating technology by National Development and Reform Committee, in December, 2009, Ministry of Industry and Information announced " steel enterprise sintering cogeneration technology promotion and implementation scheme ", plan with triennium (2010-2012), in the big-and-middle-sized iron and steel enterprise of emphasis, promote the sintering waste heat generating technology targetedly, the popularization ratio that is expected at steel industry reaches 20%, form the energy-conservation ability of 157.5 ten thousand t standard coals, for iron and steel enterprise further reduces production costs in fierce competitive market, realize energy-saving and cost-reducing playing a positive role.And iron and steel enterprise's converter steam be the coal gas of high temperature that takes place in converter through stove emit, tiltedly during flue, tiltedly flue need cool, the vaporization cooling technology has been adopted in this cooling, the water in the comb just, just in time be vaporized into high steam after having cooled off coal gas, these steam are reclaimed by drum and obtain.
Iron and steel enterprise's cogeneration utilization all is independent system at present, does not unite utilization, causes system complex, takes up an area of greatly, and the operations staff is many, and generating efficiency is low, and specific steam consumption is big, causes the generating income lower, and the investment repayment phase is long.
The utility model content
The purpose of this utility model is to provide a kind of converter steam sintering waste heat to unite and utilizes electricity generation system, has solved the afterheat generating system complex structure of iron and steel enterprise, the problem that occupation of land is big, generating efficiency is low and specific steam consumption is big.
For addressing the above problem, technical solution adopted in the utility model is:
A kind of converter steam sintering waste heat is united and is utilized electricity generation system, comprise the vapor collection cylinder, steam turbine, condenser, condensate pump, vacuum dust cather and the water pump that connect successively, also comprise storage heater, steam pipe oven and sintering waste heat boiler, wherein said storage heater is used for receiving converter steam and is connected to the vapor collection cylinder by steam pipe oven, described sintering waste heat boiler is connected to the vapor collection cylinder, described steam turbine is connected with generator, and described condenser is connected with the cooling system of being made up of cooling tower and water circulating pump.
Further technical scheme is, described water pump is connected to converter mill and sintering waste heat boiler respectively by pipeline.
Further technical scheme is, is provided with flow control valve between described vapor collection cylinder and the steam turbine.
The beneficial effect that adopts technique scheme to produce is:
1, converter steam sintering waste heat is united and is utilized electricity generation system to solve the steel industry waste heat can not to make up the problem of utilization, this system takes full advantage of converter steam and sintering waste heat cogeneration, reclaimed residual heat resources different in the steel making working procedure and has been translated into electric energy; Only build a cover generating set, compare conventional design and reduce investment outlay, do not efflux pollutant, from the environmental protection angle, have extremely strong social benefit.
2, this system does not need to consume primary energy, does not produce extra waste gas, waste residue, dust and other pernicious gas; Have take full advantage of the low temperature waste vapour, turn waste into wealth, the multiple meaning of environment purification, alleviated the immense pressure of iron and steel enterprise's energy-saving and emission-reduction.
3, converter waste heat generating generally adopts the saturated vapor generating set, because saturated vapor is very big to steam turbine influence in service life, though adopted a lot of precautionary measures in the system, but the steam quality that still unavoidably causes the steam turbine entrance in the actual motion does not reach more than 0.995, is therefore shortened the service life of turbine blade greatly; And the generating efficiency of saturated vapor is low, and specific steam consumption is big, causes the generating income lower, and investment cycle is long.Native system utilizes the Steam Heating furnace system, utilize a spot of coal gas, saturated vapor is heated into superheated steam, improved the quality of converter steam, can improve outside the cogeneration ability, create condition for adjusting control steam parameter (temperature, pressure), more can guarantee the service life of steam turbine equipment, improve the average generated output in power station, reduce the investment payback time.
4, this waste heat power station admission wide accommodation guarantees the stable operation of electricity generation system, does not influence the ordinary production of steel making working procedure; The parallel system that the waste heat boiler water supply system adopts separately independently, is independent of each other in the combined system;
5, this system equipment is arranged compactness, takes up an area of to lack, and is convenient to operation, reduces a staff, and reduces operating cost.Can solve the part electricity needs, can greatly reduce production cost, improve enterprise competitiveness, enlarge the profit space of product.
6, mature and feasible on the engineering, investment is rationally economically; High social and economic benefit are arranged, benefit the nation and the people.
Description of drawings
Fig. 1 is that the utility model converter steam sintering waste heat is united the connection diagram of utilizing an embodiment of electricity generation system.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Fig. 1 shows the utility model converter steam sintering waste heat and unites and utilize embodiment of electricity generation system: a kind of converter steam sintering waste heat is united and is utilized electricity generation system, comprise the vapor collection cylinder 9 that connects successively, steam turbine 1, condenser 3, condensate pump 4, vacuum dust cather 7 and water pump 8, also comprise storage heater 11, steam pipe oven 10 and sintering waste heat boiler 12, wherein said storage heater 11 is used for receiving converter steam and is connected to vapor collection cylinder 9 by steam pipe oven 10, described sintering waste heat boiler 12 is connected to vapor collection cylinder 9, described steam turbine 1 is connected with generator 2, and described condenser 3 is connected with the cooling system of being made up of cooling tower 5 and water circulating pump 6.
Unite according to the utility model converter steam sintering waste heat and to utilize another embodiment of electricity generation system, described water pump 8 is connected to converter mill and sintering waste heat boiler 12 respectively by pipeline.
Unite according to the utility model converter steam sintering waste heat and to utilize another preferred embodiment of electricity generation system, be provided with flow control valve between described vapor collection cylinder 9 and the steam turbine 1.
Operation principle of the present utility model is: the saturated vapor that utilizes converter system to produce enters the low-pressure saturated steam that discharges continous-stable after storage heater 11 voltage stabilizings, be heated into the superheated steam of low pressure through the steam pipe oven 10 that uses gas-fired, the low-pressure superheated steam that produces with sintering waste heat boiler 12 enters the steam turbine 1 rotation drive generator 2 acting generatings that 9 mixing of vapor collection cylinder promoted low parameter afterwards together, after entering condenser 3, the exhaust steam of finishing merit is cooled to condensate water, what condenser 3 coolings were adopted is cooling tower 5, utilizes water circulating pump 6 forced circulation cooling exhaust steam.Cooled condensate water is returned converter mill water tank and sintering waste heat boiler 12 respectively with feed pump 8 after squeezing into vacuum dust cather 7 deoxygenations by condensate pump 4, and is recycling.Cooling tower 5 preferred employing machine power formula aerating and cooling towers wherein.The sintering boiler adopts single pressing system simple relatively in the native system, reduces investment outlay, and operation is safeguarded easily, and the system that enters behind the steam turbine is on all four, mainly contains steam turbine and generating set system; The power station recirculating cooling water system; The power station chemical water treatment system; The using electricity system of standing; Electric connecting system; Control system is moved in the power station; Power station outdoor steam-water pipe system; The outdoor feedwater in power station, draining, fire_fighting pipe network system; And be accessory systems such as above-mentioned each system support civil engineering, communication, illumination, environmental protection, labor safety and health, fire-fighting, heating.
Although be described with reference to the utility model of a plurality of explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and embodiment will drop within the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes also will be tangible.
Claims (4)
1. a converter steam sintering waste heat is united and is utilized electricity generation system, it is characterized in that: comprise the vapor collection cylinder (9) that connects successively, steam turbine (1), condenser (3), condensate pump (4), vacuum dust cather (7) and water pump (8), also comprise storage heater (11), steam pipe oven (10) and sintering waste heat boiler (12), wherein said storage heater (11) is used for receiving converter steam and being connected to vapor collection cylinder (9) by steam pipe oven (10), described sintering waste heat boiler (12) is connected to vapor collection cylinder (9), described steam turbine (1) is connected with generator (2), and described condenser (3) is connected with the cooling system of being made up of cooling tower (5) and water circulating pump (6).
2. converter steam sintering waste heat according to claim 1 is united and is utilized electricity generation system, and it is characterized in that: described water pump (8) is connected to converter mill and sintering waste heat boiler (12) respectively by pipeline.
3. converter steam sintering waste heat according to claim 1 is united and is utilized electricity generation system, it is characterized in that: be provided with flow control valve between described vapor collection cylinder (9) and the steam turbine (1).
4. converter steam sintering waste heat according to claim 1 is united and utilized electricity generation system, it is characterized in that: what described cooling tower (5) adopted is machine power formula aerating and cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201611111U CN203148247U (en) | 2013-03-26 | 2013-03-26 | Electricity generating system utilizing revolving furnace steam sintering waste heat in combined mode |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013201611111U CN203148247U (en) | 2013-03-26 | 2013-03-26 | Electricity generating system utilizing revolving furnace steam sintering waste heat in combined mode |
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| CN203148247U true CN203148247U (en) | 2013-08-21 |
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| CN2013201611111U Expired - Fee Related CN203148247U (en) | 2013-03-26 | 2013-03-26 | Electricity generating system utilizing revolving furnace steam sintering waste heat in combined mode |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807338A (en) * | 2015-05-13 | 2015-07-29 | 湖南中冶长天节能环保技术有限公司 | Coal gas, converter steam and sintering waste heat combined power generation device and waste heat utilization method |
| CN106066030A (en) * | 2016-07-19 | 2016-11-02 | 卢敏 | A kind of energy-efficient electricity generation system of UTILIZATION OF VESIDUAL HEAT IN |
| CN110566921A (en) * | 2019-08-19 | 2019-12-13 | 江苏京泓生态环保有限公司 | Gas boiler waste heat recycling device and method |
| CN110642491A (en) * | 2019-10-12 | 2020-01-03 | 江苏泓润生物质能科技有限公司 | Waste heat recovery method for hot water coil of anaerobic tank system |
-
2013
- 2013-03-26 CN CN2013201611111U patent/CN203148247U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807338A (en) * | 2015-05-13 | 2015-07-29 | 湖南中冶长天节能环保技术有限公司 | Coal gas, converter steam and sintering waste heat combined power generation device and waste heat utilization method |
| CN106066030A (en) * | 2016-07-19 | 2016-11-02 | 卢敏 | A kind of energy-efficient electricity generation system of UTILIZATION OF VESIDUAL HEAT IN |
| CN110566921A (en) * | 2019-08-19 | 2019-12-13 | 江苏京泓生态环保有限公司 | Gas boiler waste heat recycling device and method |
| CN110642491A (en) * | 2019-10-12 | 2020-01-03 | 江苏泓润生物质能科技有限公司 | Waste heat recovery method for hot water coil of anaerobic tank system |
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| C14 | Grant of patent or utility model | ||
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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: 20130821 |