CN102679312A - Boiler system with intermediate reheating function - Google Patents
Boiler system with intermediate reheating function Download PDFInfo
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- CN102679312A CN102679312A CN2012101573904A CN201210157390A CN102679312A CN 102679312 A CN102679312 A CN 102679312A CN 2012101573904 A CN2012101573904 A CN 2012101573904A CN 201210157390 A CN201210157390 A CN 201210157390A CN 102679312 A CN102679312 A CN 102679312A
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Abstract
The invention discloses a boiler system with an intermediate reheating function, which comprises a boiler, a first steam turbine, an intermediate reheater and a second steam turbine; the steam outlet of the boiler is connected with the steam inlet of the first steam turbine; the steam outlet of the first steam turbine is connected with the intermediate reheater through a reheater inlet header; the intermediate reheater is connected with the second steam turbine through a reheater outlet header; and a first water spray desuperheater and a second water spray desuperheater are arranged between the first steam turbine and the reheater inlet header. Through the method, the boiler system with the intermediate reheating function adopts the intermediate reheater to make sure that the steam continues to do work, so that the utilization efficiency and the work doing efficiency of the steam are improved, the working efficiency of the whole boiler system is improved, an electric valve is adopted in the whole system to control, the use is simple and convenient, the control is accurate, and the safety and the reliability of the work of the whole system are ensured.
Description
Technical field
The present invention relates to the pyroelectric technology field, particularly relate to a kind of steam generator system with resuperheat.
Background technology
Steam turbine is that the power conversion with steam is the rotary power machinery of mechanical power.After entering into steam turbine from the steam of boiler, pass through the nozzle and the movable vane of a series of loop configurations successively, the heat energy of steam is transformed mechanical energy, utilize steam discharge or the intermediate extraction of steam turbine to satisfy and produce and heat supply needs in life.
The steam that boiler produces directly generates electricity through turbine work or drives the work of various pumps, blower fan etc.After steam did work through steam turbine, temperature reduced, if directly discharge has just caused the loss of steam and energy to waste.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of steam generator system with resuperheat; Steam after adopting resuperheater to cooling heats up again; Can guarantee the continuation acting of steam; Improve the utilization ratio and the mechanical efficiency of steam, avoided the vapor stream waste of becoming estranged, improved the operating efficiency of whole cooker furnace system.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of steam generator system with resuperheat is provided; Comprise: boiler, first steam turbine, resuperheater and second steam turbine; The steam (vapor) outlet of boiler connects the steam inlet of first steam turbine; The steam (vapor) outlet of first steam turbine connects resuperheater through reheater inlet header case, and resuperheater connects second steam turbine through reheater outlet collection case, between first steam turbine and reheater inlet header case, is provided with first direct-contact desuperheater and second direct-contact desuperheater.
In preferred embodiment of the present invention, the pipeline between the steam inlet of the steam (vapor) outlet of said connection boiler and first steam turbine is provided with the Boiler Steam outlet electrically operated valve and the first steam turbine steam inlet electrically operated valve.
In preferred embodiment of the present invention, be provided with reheater steam inlet first electrically operated valve and reheater steam inlet second electrically operated valve between said first steam turbine and the reheater inlet header case.
In preferred embodiment of the present invention, also be connected with respectively on the said hot again vapor outlet collection case first to empty drain tap and second to empty drain tap.
In preferred embodiment of the present invention, the pipeline between the said connection reheater outlet collection case and second steam turbine is provided with reheater outlet electrically operated valve.
The invention has the beneficial effects as follows: the steam after the steam generator system of band resuperheat of the present invention adopts resuperheater to cooling heats up again, guarantees the continuation acting of steam, has improved the utilization ratio and the mechanical efficiency of steam; Avoided the vapor stream waste of becoming estranged; Improve the operating efficiency of whole cooker furnace system, adopted electrically operated valve to control in the whole system, simple and convenient; Precise control has guaranteed the security reliability of whole system work.
Description of drawings
Fig. 1 is the structural representation of steam generator system one preferred embodiment of band resuperheat of the present invention;
The mark of each parts is following in the accompanying drawing: 1, boiler, 2, first steam turbine, 3, resuperheater; 4, second steam turbine, 5, reheater inlet header case, 6, reheater outlet collection case; 7, first direct-contact desuperheater, 8, second direct-contact desuperheater, 9, Boiler Steam outlet electrically operated valve; 10, the first steam turbine steam inlet electrically operated valve, 11, reheater steam inlet first electrically operated valve, 12, reheater steam inlet second electrically operated valve; 13, first to empty drain tap, and 14, second to empty drain tap, and 15, reheater outlet electrically operated valve.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
See also Fig. 1, the embodiment of the invention comprises:
A kind of steam generator system with resuperheat comprises: boiler 1, first steam turbine 2, resuperheater 3 and second steam turbine 4.
The steam (vapor) outlet of said boiler 1 connects the steam inlet of first steam turbine 2, and the steam (vapor) outlet of first steam turbine 2 connects resuperheater 3 through reheater inlet header case 5, and resuperheater 3 connects second steam turbine 4 through reheater outlet collection case 6.
Among the present invention, between first steam turbine 2 and reheater inlet header case 5, be provided with first direct-contact desuperheater 7 and second direct-contact desuperheater 8.First direct-contact desuperheater 7 and second direct-contact desuperheater 8 steam after cooling directly sprays into the atomizing cooling water, can play the steam regulation action of temperature.
Pipeline between the steam inlet of the steam (vapor) outlet of said connection boiler 1 and first steam turbine 2 is provided with the Boiler Steam outlet electrically operated valve 9 and the first steam turbine steam inlet electrically operated valve 10.The steam that Boiler Steam outlet electrically operated valve 9 mainly produces boiler 1 is controlled, and 10 controls of the first steam turbine steam inlet electrically operated valve flow into the steam flow of first steam turbine 2.
Be provided with reheater steam inlet first electrically operated valve 11 and reheater steam inlet second electrically operated valve 12 between said first steam turbine 2 and the reheater inlet header case 5; Steam to flowing into resuperheater 3 carries out flow-control, and gas is without interruption in the assurance resuperheater 3.
Also be connected with respectively on the said hot again vapor outlet collection case 6 first to empty drain tap 13 and second to empty drain tap 14, enter other gas that produces in the resuperheater 3 in the air.
Pipeline between the said connection reheater outlet collection case 6 and second steam turbine 4 is provided with reheater outlet electrically operated valve 15, guarantees can fully be absorbed acting by second steam turbine 4 from the reheated steam that reheater outlet collection case 6 comes out.
The course of work of the steam generator system of band resuperheat of the present invention is:
The steam that comes out from boiler 1 gets into first steam turbine 2, because the steam acting, temperature reduces, and the steam after the cooling is through resuperheater 3, and is hot through again, becomes HTHP to steam again then, sends into second steam turbine 4, continues acting.
The beneficial effect of the steam generator system of band resuperheat of the present invention is:
Steam after 3 pairs of coolings of employing resuperheater heats up again, guarantees the continuation acting of steam, has improved the utilization ratio and the mechanical efficiency of steam; Avoided the vapor stream waste of becoming estranged; Improve the operating efficiency of whole boiler 1 system, adopted electrically operated valve to control in the whole system, simple and convenient; Precise control has guaranteed the security reliability of whole system work.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (5)
1. steam generator system with resuperheat; It is characterized in that; Comprise: boiler, first steam turbine, resuperheater and second steam turbine, the steam (vapor) outlet of boiler connects the steam inlet of first steam turbine, and the steam (vapor) outlet of first steam turbine connects resuperheater through reheater inlet header case; Resuperheater connects second steam turbine through reheater outlet collection case, between first steam turbine and reheater inlet header case, is provided with first direct-contact desuperheater and second direct-contact desuperheater.
2. the steam generator system of band resuperheat according to claim 1; It is characterized in that the pipeline between the steam inlet of the steam (vapor) outlet of said connection boiler and first steam turbine is provided with the Boiler Steam outlet electrically operated valve and the first steam turbine steam inlet electrically operated valve.
3. the steam generator system of band resuperheat according to claim 1 is characterized in that, is provided with reheater steam inlet first electrically operated valve and reheater steam inlet second electrically operated valve between said first steam turbine and the reheater inlet header case.
4. the steam generator system of band resuperheat according to claim 1 is characterized in that, also be connected with respectively on the said hot again vapor outlet collection case first to empty drain tap and second to empty drain tap.
5. the steam generator system of band resuperheat according to claim 1 is characterized in that, the pipeline between the said connection reheater outlet collection case and second steam turbine is provided with reheater outlet electrically operated valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101573904A CN102679312A (en) | 2012-05-21 | 2012-05-21 | Boiler system with intermediate reheating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101573904A CN102679312A (en) | 2012-05-21 | 2012-05-21 | Boiler system with intermediate reheating function |
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| Publication Number | Publication Date |
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| CN102679312A true CN102679312A (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101573904A Pending CN102679312A (en) | 2012-05-21 | 2012-05-21 | Boiler system with intermediate reheating function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195523A (en) * | 2013-04-09 | 2013-07-10 | 云南丰普科技有限公司 | Condensing steam turbine with adjustable steam discharging pressure |
| CN106949456A (en) * | 2017-03-29 | 2017-07-14 | 江联重工集团股份有限公司 | Low capacity boiler reheated steam multitube bypasses thermoregulating system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691844A (en) * | 2009-08-13 | 2010-04-07 | 华能国际电力股份有限公司海门电厂 | Energy-saving system for power plant |
| EP2375011A2 (en) * | 2010-04-07 | 2011-10-12 | Kabushiki Kaisha Toshiba | Steam turbine plant |
| CN102393004A (en) * | 2010-09-30 | 2012-03-28 | 上海锅炉厂有限公司 | Fuel gas-steam combined cycle heat power plant |
| CN202647704U (en) * | 2012-05-21 | 2013-01-02 | 常州市新港热电有限公司 | Boiler system with intermediate reheater |
-
2012
- 2012-05-21 CN CN2012101573904A patent/CN102679312A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691844A (en) * | 2009-08-13 | 2010-04-07 | 华能国际电力股份有限公司海门电厂 | Energy-saving system for power plant |
| EP2375011A2 (en) * | 2010-04-07 | 2011-10-12 | Kabushiki Kaisha Toshiba | Steam turbine plant |
| CN102393004A (en) * | 2010-09-30 | 2012-03-28 | 上海锅炉厂有限公司 | Fuel gas-steam combined cycle heat power plant |
| CN202647704U (en) * | 2012-05-21 | 2013-01-02 | 常州市新港热电有限公司 | Boiler system with intermediate reheater |
Non-Patent Citations (2)
| Title |
|---|
| 《火电厂生产岗位技术问题》编委会: "《火电厂生产岗位技术问题》", 31 May 2011, article "锅炉受热面", pages: 97 * |
| 王世昌: "《热能与动力工程专业认知实习》", 31 May 2011, article "锅炉旁路系统", pages: 38 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195523A (en) * | 2013-04-09 | 2013-07-10 | 云南丰普科技有限公司 | Condensing steam turbine with adjustable steam discharging pressure |
| CN106949456A (en) * | 2017-03-29 | 2017-07-14 | 江联重工集团股份有限公司 | Low capacity boiler reheated steam multitube bypasses thermoregulating system |
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Application publication date: 20120919 |