CN203132363U - Revolving furnace low-pressure saturated steam superheating power generation system - Google Patents
Revolving furnace low-pressure saturated steam superheating power generation system Download PDFInfo
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- CN203132363U CN203132363U CN2013200245974U CN201320024597U CN203132363U CN 203132363 U CN203132363 U CN 203132363U CN 2013200245974 U CN2013200245974 U CN 2013200245974U CN 201320024597 U CN201320024597 U CN 201320024597U CN 203132363 U CN203132363 U CN 203132363U
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a revolving furnace low-pressure saturated steam superheating power generation system. The revolving furnace low-pressure saturated steam superheating power generation system comprises a revolving furnace smoke flue (1), a steam bag (2) and two saturated steam pipelines, wherein the steam bag (2) is connected on the revolving furnace smoke flue (1), the two saturated steam pipelines are connected on the steam bag (2), one saturated steam pipeline is connected with a heat storage device (3), the other saturated steam pipeline is combined with a pipeline from the heat storage device (3) and then is connected with a platen superheater (4), the platen superheater (4) is connected with a smoke generator (5) and a steam turbine (6), the steam turbine (6) drives a generator (7) to generate power, the steam turbine (6) is connected with a condenser (8) through a pipeline, and the condenser (8) is connected with a cooling water pool (9). The system can achieve recycling of waste heat of the revolving furnace smoke flue, can improve quality of recycled steam, and reduces cavitation of the steam turbine, and therefore power generation efficiency of a steam turbine set is ensured, the power generation capacity is improved, energy is saved, and the application range is wide.
Description
Technical field
The utility model relates to the recycle device of steel-smelting revolving furnace smoke canal waste heat, and particularly a kind of converter flue residue heat saturated vapor is crossed heat generating system.
Background technology
The STEELMAKING PRODUCTION of China more than 90% adopts converter steelmaking process, produces a large amount of high-temperature flue gas in convertor steelmaking process, temperature up to 1600 ℃ about, comprising a large amount of heats.In order to protect the erosion of converter flue opposing high-temperature flue gas; generally all at flue disposed inboard cooling water pipe, the vaporization cooling effect by water reduces the walling of flue temperature, prolongs flue service life; cooling water in the cooling water pipe is become steam by the high-temperature flue gas heating simultaneously, takes away heat.The steam of this part generation has two characteristics: the one, and parameter is low, is low-pressure saturated steam, and high humidity is very easy to condense into water; The 2nd, because the periodicity of STEELMAKING PRODUCTION, causing the steam that produces also is periodically to take place, generally in about 30 minutes one-periods, having an appointment did not almost have steam to produce in 15 minutes, and the generation of steam is reduced to zero by the zero maximum that is increased to gradually in other about 15 minutes, and it is very violent to fluctuate.Because above two characteristics, the exhausted big enterprise of counting all carries out accumulation of heat to it, uses the low-pressure saturated steam direct generation of electricity.But the accumulation of heat TRT of prior art, generating efficiency is low, easily causes the steam turbine cavitation, fragile equipment, the cost height can not satisfy the requirement of efficient stable operation.
Patent content
Goal of the invention: the purpose of this utility model is to overcome the deficiencies in the prior art, a kind of reasonable in design is provided, easy to operate, it is convenient to safeguard, cost is low, and the new and effective converter flue residue heat saturated vapor of long service life is crossed heat generating system, this system not only can realize the converter flue residue heat recycling, can also effectively promote steam quality, improve generating efficiency, improve generated energy.
Technical scheme: in order to realize above purpose, the utility model adopts following technical scheme:
A kind of converter low-pressure saturated steam is crossed heat generating system, it comprises converter flue, be connected the drum on the converter flue, be connected two saturated vapor pipelines on the drum, a steam pipework links to each other with regenerative apparatus, another steam pipework merges the back with the pipeline that comes out from regenerative apparatus and links to each other with pendant superheater, described pendant superheater is connected with smoke generator and steam turbine, described steam turbine drives generator for electricity generation, described steam turbine links to each other with condenser by pipeline, and described condenser links to each other with the cooling pond.
As preferred version, above-described converter low-pressure saturated steam is crossed heat generating system, and described condenser links to each other with cooling tower.
As preferred version, above-described converter low-pressure saturated steam is crossed heat generating system, and described drum links to each other with the cooling pond by pipeline.Water in the cooling pond is sent in the drum on the converter flue by water pump.
As preferred version, above-described converter low-pressure saturated steam is crossed heat generating system, and described regenerative apparatus links to each other with the cooling pond by pipeline.When water level was high in the regenerative apparatus, water connected by the road and carries in the cooling pond, and when the regenerative apparatus water level was low, the water in the cooling pond was transported in the regenerative apparatus by the road by water pump.Because there is consumption in the water in the cooling pond in cyclic process, need to replenish soft water, the cooling pond is connected with soft water and replenishes pipeline.
As preferred version, above-described converter low-pressure saturated steam is crossed heat generating system, and described smoke generator links to each other with air-introduced machine, and described air-introduced machine links to each other with chimney.
As preferred version, above-described converter low-pressure saturated steam is crossed heat generating system, and the exit of described drum is provided with water separator, reduces the steam water content, and the steam that drum is produced is transported in the regenerative apparatus.
The converter low-pressure saturated steam that the utility model provides is crossed heat generating system practical operation principle:
Water becomes water vapour in the high-temperature flue gas heating drum in the converter flue, water vapour is divided into two each branch roads through the isolated saturated vapor of drum, one branch road links to each other with regenerative apparatus, another branch road enters pendant superheater after the pipeline that comes out with regenerative apparatus merges, superheater is connected with smoke generator, by air-introduced machine, chimney sky is discharged behind the flue gas heat exchange.The overheated back red switch of saturated vapor steam turbine drives generator for electricity generation, and the steam that comes out from steam turbine enters the cooling pond through the condenser cooling then, not only can realize the converter flue residue heat recycling, can also effectively promote steam quality, improve generating efficiency, improve generated energy.
Beneficial effect: the converter low-pressure saturated steam that the utility model provides is crossed heat generating system and is compared with prior art and have following advantage:
(1) the converter low-pressure saturated steam that provides of the utility model is crossed heat generating system, reasonable in design, easy to operate, by recycling the heat of the high-temperature flue gas that steel-making produces, can realize the stability and high efficiency generating, effectively reduce the steel making working procedure energy consumption, energy-saving and emission-reduction realize comprehensive utilization of resources.
(2) the converter low-pressure saturated steam that provides of the utility model is crossed heat generating system, by with the overheated generating of saturated vapor, avoid the steam turbine cavitation, prolong the service life of steam turbine, can make simultaneously the steam turbine internal efficiency surpass 80%, the Turbo-generator Set mechanical efficiency surpasses 96%, and generator efficiency surpasses 96%, uses very extensive.
Description of drawings
The converter low-pressure saturated steam that Fig. 1 provides for the utility model is crossed the structural representation of heat generating system.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand these embodiment only is used for explanation the utility model and is not used in restriction scope of the present utility model, after having read the utility model, those skilled in the art all fall within the application's claims institute restricted portion to the modification of the various equivalent form of values of the present utility model.
As shown in Figure 1, a kind of converter low-pressure saturated steam is crossed heat generating system, it comprises converter flue (1), be connected the drum (2) on the converter flue (1), be connected two saturated vapor pipelines on the drum (2), a steam pipework links to each other with regenerative apparatus (3), another steam pipework merges the back with the pipeline that comes out from regenerative apparatus (3) and links to each other with pendant superheater (4), described pendant superheater (4) is connected with smoke generator (5) and steam turbine (6), described steam turbine (6) drives generator (7) generating, described steam turbine (6) links to each other with condenser (8) by pipeline, and described condenser (8) links to each other with cooling pond (9).
Above-described converter low-pressure saturated steam is crossed heat generating system, and described condenser (8) also links to each other with cooling tower (10).
Above-described converter low-pressure saturated steam is crossed heat generating system, and wherein drum (2) links to each other with cooling pond (9) by pipeline.Described regenerative apparatus (3) links to each other with cooling pond (9) by pipeline.
Above-described converter low-pressure saturated steam is crossed heat generating system, and the exit of described drum (2) is provided with water separator.
Above-described converter low-pressure saturated steam is crossed heat generating system, and described smoke generator (5) links to each other with air-introduced machine (11), and described air-introduced machine (11) links to each other with chimney (12).
The above only is preferred embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a converter low-pressure saturated steam is crossed heat generating system, it is characterized in that, it comprises converter flue (1), be connected the drum (2) on the converter flue (1), be connected two saturated vapor pipelines on the drum (2), a steam pipework links to each other with regenerative apparatus (3), another steam pipework merges the back with the pipeline that comes out from regenerative apparatus (3) and links to each other with pendant superheater (4), described pendant superheater (4) is connected with smoke generator (5) and steam turbine (6), described steam turbine (6) drives generator (7) generating, described steam turbine (6) links to each other with condenser (8) by pipeline, and described condenser (8) links to each other with cooling pond (9).
2. converter low-pressure saturated steam according to claim 1 is crossed heat generating system, it is characterized in that, described condenser (8) links to each other with cooling tower (10).
3. converter low-pressure saturated steam according to claim 1 is crossed heat generating system, it is characterized in that, described drum (2) links to each other with cooling pond (9) by pipeline.
4. converter low-pressure saturated steam according to claim 1 is crossed heat generating system, it is characterized in that, described regenerative apparatus (3) links to each other with cooling pond (9) by pipeline.
5. converter low-pressure saturated steam according to claim 1 is crossed heat generating system, it is characterized in that, the exit of described drum (2) is provided with water separator.
6. cross heat generating system according to each described converter low-pressure saturated steam of claim 1 to 5, it is characterized in that, described smoke generator (5) links to each other with air-introduced machine (11), and described air-introduced machine (11) links to each other with chimney (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200245974U CN203132363U (en) | 2013-01-17 | 2013-01-17 | Revolving furnace low-pressure saturated steam superheating power generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200245974U CN203132363U (en) | 2013-01-17 | 2013-01-17 | Revolving furnace low-pressure saturated steam superheating power generation system |
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| Publication Number | Publication Date |
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| CN203132363U true CN203132363U (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013200245974U Expired - Fee Related CN203132363U (en) | 2013-01-17 | 2013-01-17 | Revolving furnace low-pressure saturated steam superheating power generation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104132552A (en) * | 2014-07-31 | 2014-11-05 | 山东省环能设计院有限公司 | Converter waste heat steam comprehensive utilization system and method |
| CN115900376A (en) * | 2023-02-20 | 2023-04-04 | 南京金瀚环保科技有限公司 | Converter saturated steam reheating type power generation device and method thereof |
-
2013
- 2013-01-17 CN CN2013200245974U patent/CN203132363U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104132552A (en) * | 2014-07-31 | 2014-11-05 | 山东省环能设计院有限公司 | Converter waste heat steam comprehensive utilization system and method |
| CN104132552B (en) * | 2014-07-31 | 2016-08-24 | 山东省环能设计院股份有限公司 | A kind of method utilizing converter waste heat steam utilization system to carry out UTILIZATION OF VESIDUAL HEAT IN |
| CN115900376A (en) * | 2023-02-20 | 2023-04-04 | 南京金瀚环保科技有限公司 | Converter saturated steam reheating type power generation device and method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20160117 |
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| EXPY | Termination of patent right or utility model |