CN203130173U - Novel power generation system through combined utilization of converter and steel rolling heating furnace steam - Google Patents
Novel power generation system through combined utilization of converter and steel rolling heating furnace steam Download PDFInfo
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- CN203130173U CN203130173U CN 201320160849 CN201320160849U CN203130173U CN 203130173 U CN203130173 U CN 203130173U CN 201320160849 CN201320160849 CN 201320160849 CN 201320160849 U CN201320160849 U CN 201320160849U CN 203130173 U CN203130173 U CN 203130173U
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Abstract
A novel power generation system through combined utilization of converter and steel rolling heating furnace steam comprises a steam collection system, a turbine generator set system, a cooling water circulation system, an electrical system and a matched auxiliary system. The steam collection system comprises a heat accumulator, a steam collection cylinder and a steam heating furnace, wherein an input end of the heat accumulator is connected with a steam output pipe of a converter, an output end of the heat accumulator is connected with a steam collection cylinder, the other input end of the steam collection cylinder is connected with a steam output pipe of a steel rolling heating furnace, an output end of the steam collection cylinder is connected with the steam heating furnace, and an output end of the steam heating furnace is connected with the turbine generator set system. According to the novel converter and steel rolling heating furnace steam combined use power generation system, a single-pressure system is used before steam is fed into a turbine, so that the system is relatively simple, investment is saved, the operation and the maintenance are easy, the power generation efficiency is improved while investment is reduced, and the service life of the turbine is prolonged.
Description
Technical field
The utility model relates to a kind of novel converter, the steel rolling heating furnace Steam Combined is utilized power generation system.
Background technique
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 model utility content
The utility model technical issues that need to address provide a kind of steel rolling heating furnace steam waste heat and converter steam combination utilization generating, improve generating efficiency when reducing investment, the novel converter, the steel rolling heating furnace Steam Combined that prolong steam turbine life-span are utilized power generation system.
For addressing the above problem, technological scheme that the utility model is taked is yes: a kind of novel converter, the steel rolling heating furnace Steam Combined is utilized power generation system, comprise steam acquisition system, the steam turbine power generation machine set system, cooling water recirculation system, electrical system and supporting auxiliary system, described steam acquisition system comprises thermal accumulator, the vapor collection cylinder, steam pipe oven, wherein the input end of thermal accumulator connects converter steam output pipe road, the output terminal of thermal accumulator connects the vapor collection cylinder, another input end of vapor collection cylinder connects steel rolling heating furnace steam output pipe road, the output terminal of vapor collection cylinder connected steam pipe oven, and the output terminal of steam pipe oven connects the steam turbine power generation machine set system.
Described cooling water recirculation system comprises cooling tower, circulating water pump, vapour condenser and condensate pump, do the exhaust steam of completion after vapour condenser is cooled to water of condensation, return steel rolling heating furnace workshop water tank and converter mill water tank through condensate pump again, wherein vapour condenser cools off employing machine power formula ventilation cooling tower, and circulating water pump is used for pump circulation cooling exhaust steam.
The beneficial effect that adopts technique scheme to produce is: the process of this novel steam before entering steam turbine, adopt single pressing system, and simple relatively, reduce investment outlay, operation is safeguarded easily, improves generating efficiency when reducing investment, prolongs steam turbine life-span.
Description of drawings
Fig. 1 is the utility model workflow diagram;
Wherein: 1, steam turbine, 2, generator, 3, vapour condenser, 4, condensate pump, 5, cooling tower, 6, circulating water pump, 7, the collection cylinder, 8, steam pipe oven, 9, thermal accumulator.
Embodiment
Below in conjunction with accompanying drawing model utility is done and to be described in further detail: this novel steam acquisition system, the steam turbine power generation machine set system, cooling water recirculation system, electrical system and supporting auxiliary system, as shown in Figure 1, described steam acquisition system comprises thermal accumulator 9, vapor collection cylinder 7, steam pipe oven 8, wherein the input end of thermal accumulator 9 connects converter steam output pipe road, the output terminal of thermal accumulator 9 connects vapor collection cylinder 7, another input end of vapor collection cylinder 7 connects steel rolling heating furnace steam output pipe road, the output terminal of vapor collection cylinder 7 connected steam pipe oven, and the output terminal of steam pipe oven 8 connects the steam turbine power generation machine set system.
Described cooling water recirculation system comprises cooling tower 5, circulating water pump 6, vapour condenser 3 and condensate pump 4, do the exhaust steam of completion after vapour condenser 3 is cooled to water of condensation, return steel rolling heating furnace workshop water tank and converter mill water tank through condensate pump 4 again, wherein vapour condenser 3 cools off employing machine power formula ventilation cooling tower 5, and circulating water pump 6 is used for pump circulation cooling exhaust steam.
Working principle
The saturated vapour that novel converter, steel rolling heating furnace Steam Combined utilize power generation system to utilize converter system to produce enters the low-pressure saturated steam that discharges continous-stable after thermal accumulator 9 voltage stabilizings, after the saturated vapour that produces with steel rolling heating furnace mixes through vapor collection cylinder 7, the steam turbine 1 that the superheated vapor that uses the steam pipe oven 8 of gas firing to be heated into low pressure promotes low parameter rotates and drives generator 2 acting generatings, is cooled to water of condensation after the exhaust steam of finishing merit enters vapour condenser 3.Vapour condenser cooling employing machine power formula ventilation cooling tower 5 utilizes circulating water pump 6 pump circulation cooling exhaust steam.Cooled water of condensation is returned converter mill water tank and steel rolling heating furnace workshop water tank by condensate pump 4, and is recycling.
This afterheat generating system main distinction is the process of steam before entering steam turbine, adopts single pressing system simple relatively, 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 generator set system; The power station recirculating cooling water 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 auxiliary systems such as above-mentioned each system support civil engineering, communication, illumination, environmental protection, labor safety and health, fire-fighting, heating.
This novel converter, steel rolling heating furnace Steam Combined utilize the characteristics of power generation system as follows:
1, converter, steel rolling heating furnace Steam Combined utilize power generation system to solve the steel industry waste heat can not make up the problem of utilization, this system takes full advantage of the generating of converter steam and steel rolling heating furnace Steam Combined, reclaimed residual heat resources different in the steel making working procedure and has been translated into electric energy; Only build a cover generator 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 harmful gas; Have take full advantage of low temperature waste gas, 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, the generating of converter steam and steel rolling preheating oven steam waste heat generally all is to adopt the saturated vapour generator set, because saturated vapour is very big to steam turbine influence in working life, though adopted a lot of counter measure 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 working life of turbine blade greatly; And the generating efficiency of saturated vapour 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 vapour is heated into superheated vapor, 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 working life of steam turbine equipment, improve the average generated output in power station, reduce the turnover.
4, this waste heat power station admission wide accommodation guarantees the stable operation of power generation system, does not influence the ordinary production of steel making working procedure; In the group shot separately independent, be independent of each other.
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 cost of production, 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.
Claims (2)
1. novel converter, the steel rolling heating furnace Steam Combined is utilized power generation system, comprise steam acquisition system, the steam turbine power generation machine set system, cooling water recirculation system, electrical system and supporting auxiliary system, it is characterized in that: described steam acquisition system comprises thermal accumulator (9), vapor collection cylinder (7), steam pipe oven (8), wherein the input end of thermal accumulator (9) connects converter steam output pipe road, the output terminal of thermal accumulator (9) connects vapor collection cylinder (7), another input end of vapor collection cylinder (7) connects steel rolling heating furnace steam output pipe road, the output terminal of vapor collection cylinder (7) connected steam pipe oven (8), and the output terminal of steam pipe oven (8) connects the steam turbine power generation machine set system.
2. a kind of novel converter according to claim 1, steel rolling heating furnace Steam Combined are utilized power generation system, it is characterized in that described cooling water recirculation system comprises cooling tower (5), circulating water pump (6), vapour condenser (3) and condensate pump (4), do the exhaust steam of completion after vapour condenser (3) is cooled to water of condensation, return steel rolling heating furnace workshop water tank and converter mill water tank through condensate pump (4) again, wherein vapour condenser (3) cools off employing machine power formula ventilation cooling tower (5), and circulating water pump (6) is used for pump circulation cooling exhaust steam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160849 CN203130173U (en) | 2013-03-26 | 2013-03-26 | Novel power generation system through combined utilization of converter and steel rolling heating furnace steam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160849 CN203130173U (en) | 2013-03-26 | 2013-03-26 | Novel power generation system through combined utilization of converter and steel rolling heating furnace steam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203130173U true CN203130173U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320160849 Expired - Fee Related CN203130173U (en) | 2013-03-26 | 2013-03-26 | Novel power generation system through combined utilization of converter and steel rolling heating furnace steam |
Country Status (1)
| Country | Link |
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| CN (1) | CN203130173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807339A (en) * | 2015-05-13 | 2015-07-29 | 湖南中冶长天节能环保技术有限公司 | Power generation device and power generation method for comprehensively utilizing saturated steam of steel making and steel rolling |
| CN104833217A (en) * | 2015-05-13 | 2015-08-12 | 湖南中冶长天节能环保技术有限公司 | Waste heat and complementary energy comprehensive utilization power generation device and power generation method |
-
2013
- 2013-03-26 CN CN 201320160849 patent/CN203130173U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807339A (en) * | 2015-05-13 | 2015-07-29 | 湖南中冶长天节能环保技术有限公司 | Power generation device and power generation method for comprehensively utilizing saturated steam of steel making and steel rolling |
| CN104833217A (en) * | 2015-05-13 | 2015-08-12 | 湖南中冶长天节能环保技术有限公司 | Waste heat and complementary energy comprehensive utilization power generation device and power generation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20130814 |