JP5426780B2 - バルブを制御するための方法 - Google Patents
バルブを制御するための方法 Download PDFInfo
- Publication number
- JP5426780B2 JP5426780B2 JP2012552427A JP2012552427A JP5426780B2 JP 5426780 B2 JP5426780 B2 JP 5426780B2 JP 2012552427 A JP2012552427 A JP 2012552427A JP 2012552427 A JP2012552427 A JP 2012552427A JP 5426780 B2 JP5426780 B2 JP 5426780B2
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- 238000000034 method Methods 0.000 title claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 59
- 239000007921 spray Substances 0.000 claims description 18
- 230000007812 deficiency Effects 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 description 8
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 230000006735 deficit Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
- G05D23/1386—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for steam and liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
- F01K7/22—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22G—SUPERHEATING OF STEAM
- F22G5/00—Controlling superheat temperature
- F22G5/12—Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays
- F22G5/123—Water injection apparatus
- F22G5/126—Water injection apparatus in combination with steam-pressure reducing valves
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
- G05D23/1393—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures characterised by the use of electric means
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
- Y10T137/0329—Mixing of plural fluids of diverse characteristics or conditions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Turbines (AREA)
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Description
12 ボイラー
14 高圧タービン
16 中圧タービン
18 低圧タービン
22 復水器
28 生蒸気ライン
30 生蒸気バルブ
31 緊急停止バルブ
32 再熱器
34 低圧ライン
36 ポンプ
38 パイパスライン
40 低温再熱ライン
42 高温再熱ライン
44 IPバイパスステーション
46 IPバイパスバルブ
48 デバイス
Claims (8)
- 各サイクルレートΔtに基づいて、残留時間tRest,iが特定され、かつ、前記バルブは、前記残留時間tRest,iが前記値Δt未満である場合に閉まり、
iは、ゼロで始まるループの計数を表し、これに基づいて、前記残留時間tRest,iが各場合に計算されることを特徴とする請求項3に記載の方法。 - 前記残留時間tRest,iは、台形公式に基づいて決定されることを特徴とする請求項4または請求項5に記載の方法。
- 前記蒸気ライン(44)内に散布される水は、前記蒸気ライン(44)内を流れる蒸気を冷却するために供給されることを特徴とする請求項1ないし請求項6のいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20100001533 EP2360545A1 (de) | 2010-02-15 | 2010-02-15 | Verfahren zur Regelung eines Ventils |
EP10001533.8 | 2010-02-15 | ||
PCT/EP2011/052185 WO2011098613A1 (de) | 2010-02-15 | 2011-02-15 | Verfahren zur regelung eines ventils |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013519816A JP2013519816A (ja) | 2013-05-30 |
JP5426780B2 true JP5426780B2 (ja) | 2014-02-26 |
Family
ID=42320072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012552427A Active JP5426780B2 (ja) | 2010-02-15 | 2011-02-15 | バルブを制御するための方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8857455B2 (ja) |
EP (2) | EP2360545A1 (ja) |
JP (1) | JP5426780B2 (ja) |
KR (1) | KR101408530B1 (ja) |
CN (1) | CN102754042B (ja) |
PL (1) | PL2537075T3 (ja) |
RU (1) | RU2516627C1 (ja) |
WO (1) | WO2011098613A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6097115B2 (ja) * | 2012-05-09 | 2017-03-15 | サンデンホールディングス株式会社 | 排熱回収装置 |
NL2012451B1 (en) | 2014-03-17 | 2016-01-08 | Univ Delft Tech | Small azomethine molecule. |
EP2980475A1 (en) * | 2014-07-29 | 2016-02-03 | Alstom Technology Ltd | A method for low load operation of a power plant with a once-through boiler |
EP3258074A1 (en) * | 2016-06-14 | 2017-12-20 | Siemens Aktiengesellschaft | Steam power plant for generating electrical energy |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3111936A (en) * | 1959-09-16 | 1963-11-26 | Sulzer Ag | Heat exchange control apparatus |
US3999390A (en) * | 1974-04-25 | 1976-12-28 | Westinghouse Electric Corporation | HTGR power plant turbine-generator load control system |
US4471620A (en) * | 1981-11-13 | 1984-09-18 | Westinghouse Electric Corp. | Turbine low pressure bypass spray valve control system and method |
JPS58168111A (ja) * | 1982-03-30 | 1983-10-04 | Toshiba Corp | 給水調整弁制御装置 |
US4576008A (en) * | 1984-01-11 | 1986-03-18 | Westinghouse Electric Corp. | Turbine protection system for bypass operation |
JPS61205309A (ja) * | 1985-03-08 | 1986-09-11 | Hitachi Ltd | 給水加熱器の保護運転方法及びその装置 |
JPH0743087B2 (ja) * | 1985-04-13 | 1995-05-15 | バブコツク日立株式会社 | ボイラ起動装置 |
SU1754909A1 (ru) * | 1990-08-06 | 1992-08-15 | Предприятие "Донтехэнерго" Производственного Объединения По Наладке, Совершенствованию Технологии И Эксплуатации Электростанций И Сетей "Союзтехэнерго" | Способ автоматического регулировани паровод ного аккумул тора |
RU2075010C1 (ru) * | 1994-02-04 | 1997-03-10 | Михаил Иванович Весенгириев | Паросиловая установка |
US5435138A (en) * | 1994-02-14 | 1995-07-25 | Westinghouse Electric Corp. | Reduction in turbine/boiler thermal stress during bypass operation |
DE4406222C2 (de) * | 1994-02-25 | 1996-02-01 | Weinhold Karl | Wasser-Wasserdampf-Mischvorrichtung |
DE19506787B4 (de) * | 1995-02-27 | 2004-05-06 | Alstom | Verfahren zum Betrieb einer Dampfturbine |
JP2002341947A (ja) * | 2001-05-21 | 2002-11-29 | Mitsubishi Heavy Ind Ltd | 圧力流量制御装置 |
JP2003290709A (ja) * | 2002-03-29 | 2003-10-14 | Fuji Photo Film Co Ltd | マット形成装置及び平版印刷版の製造方法 |
JP4665842B2 (ja) * | 2006-06-15 | 2011-04-06 | 株式会社日立製作所 | タービンバイパス弁制御システム及び装置 |
US9217566B2 (en) * | 2007-03-27 | 2015-12-22 | Boyle Energy Services & Technology, Inc. | Method and apparatus for commissioning power plants |
CN101131234A (zh) * | 2007-09-05 | 2008-02-27 | 李福生 | 一种电厂汽轮机排汽废热回收工艺 |
US7831340B2 (en) * | 2007-11-26 | 2010-11-09 | Control Components, Inc. | Local digital valve controller unit |
JP4901782B2 (ja) * | 2008-02-19 | 2012-03-21 | 株式会社東芝 | 発電複合プラント及びプラント制御方法 |
US7861527B2 (en) * | 2008-03-05 | 2011-01-04 | Doosan Babcock Energy America Llc | Reheater temperature control |
-
2010
- 2010-02-15 EP EP20100001533 patent/EP2360545A1/de not_active Withdrawn
-
2011
- 2011-02-15 US US13/578,701 patent/US8857455B2/en active Active
- 2011-02-15 WO PCT/EP2011/052185 patent/WO2011098613A1/de active Application Filing
- 2011-02-15 EP EP20110704061 patent/EP2537075B1/de active Active
- 2011-02-15 RU RU2012139425/08A patent/RU2516627C1/ru active
- 2011-02-15 KR KR1020127021313A patent/KR101408530B1/ko active IP Right Grant
- 2011-02-15 JP JP2012552427A patent/JP5426780B2/ja active Active
- 2011-02-15 PL PL11704061T patent/PL2537075T3/pl unknown
- 2011-02-15 CN CN201180009590.9A patent/CN102754042B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP2537075A1 (de) | 2012-12-26 |
US8857455B2 (en) | 2014-10-14 |
JP2013519816A (ja) | 2013-05-30 |
PL2537075T3 (pl) | 2014-04-30 |
KR101408530B1 (ko) | 2014-06-17 |
EP2537075B1 (de) | 2013-11-13 |
RU2012139425A (ru) | 2014-03-27 |
KR20120107135A (ko) | 2012-09-28 |
EP2360545A1 (de) | 2011-08-24 |
RU2516627C1 (ru) | 2014-05-20 |
CN102754042B (zh) | 2014-08-20 |
WO2011098613A1 (de) | 2011-08-18 |
US20120312383A1 (en) | 2012-12-13 |
CN102754042A (zh) | 2012-10-24 |
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