IT1391375B1 - Sistema e procedimento per recuperare il livello di un liquido in un recipiente - Google Patents

Sistema e procedimento per recuperare il livello di un liquido in un recipiente

Info

Publication number
IT1391375B1
IT1391375B1 ITMI2008A001896A ITMI20081896A IT1391375B1 IT 1391375 B1 IT1391375 B1 IT 1391375B1 IT MI2008A001896 A ITMI2008A001896 A IT MI2008A001896A IT MI20081896 A ITMI20081896 A IT MI20081896A IT 1391375 B1 IT1391375 B1 IT 1391375B1
Authority
IT
Italy
Prior art keywords
recover
container
procedure
liquid
level
Prior art date
Application number
ITMI2008A001896A
Other languages
English (en)
Inventor
Rajeeva Kumar
Charndatta Subhash Mehendale
Bruce Gordon Norman
Erhan Karaca
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of ITMI20081896A1 publication Critical patent/ITMI20081896A1/it
Application granted granted Critical
Publication of IT1391375B1 publication Critical patent/IT1391375B1/it

Links

Classifications

    • 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
    • F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
    • F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
    • F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
    • F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
    • F01K23/101—Regulating means specially adapted therefor
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
    • 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
    • Y10T137/0374—For regulating boiler feed water level
    • 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
    • Y10T137/7287—Liquid level responsive or maintaining systems
    • Y10T137/7297—With second diverse control

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
ITMI2008A001896A 2007-12-19 2008-10-27 Sistema e procedimento per recuperare il livello di un liquido in un recipiente IT1391375B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/959,554 US7931041B2 (en) 2007-12-19 2007-12-19 System and method for controlling liquid level in a vessel

Publications (2)

Publication Number Publication Date
ITMI20081896A1 ITMI20081896A1 (it) 2009-06-20
IT1391375B1 true IT1391375B1 (it) 2011-12-13

Family

ID=40787117

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2008A001896A IT1391375B1 (it) 2007-12-19 2008-10-27 Sistema e procedimento per recuperare il livello di un liquido in un recipiente

Country Status (3)

Country Link
US (1) US7931041B2 (it)
JP (1) JP5271682B2 (it)
IT (1) IT1391375B1 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5191361B2 (ja) * 2008-11-21 2013-05-08 株式会社日立製作所 液位制御システム。
US8757105B2 (en) * 2008-12-08 2014-06-24 General Electric Company System and method for controlling liquid level in a vessel
KR20100137884A (ko) * 2009-06-23 2010-12-31 삼성전자주식회사 워드 라인 저항을 보상하는 가변 저항 메모리 장치
GB0922355D0 (en) * 2009-12-21 2010-02-03 Linde Ag Pressure vessel
US8463445B2 (en) * 2010-05-28 2013-06-11 General Electric Company Method and system for safe drum water level determination in a combined cycle operation
US8630814B2 (en) 2011-01-31 2014-01-14 Xylem IP Holdings LLC. Ultrasonic water level gauge and control device
DE102011076968A1 (de) * 2011-06-06 2012-12-06 Siemens Aktiengesellschaft Verfahren zum Betreiben eines Umlauf-Abhitzedampferzeugers
US8851024B2 (en) * 2011-12-07 2014-10-07 Alstom Technology Ltd Water reservoir for a steam generation system and method of use thereof
US8887747B2 (en) 2012-05-31 2014-11-18 General Electric Company System and method for drum level control
US9328633B2 (en) 2012-06-04 2016-05-03 General Electric Company Control of steam temperature in combined cycle power plant
US9147018B2 (en) 2013-01-10 2015-09-29 General Electric Company Method and system for use in controlling a pressure vessel
US10132492B2 (en) 2013-10-02 2018-11-20 General Electric Company System and method for drum level control in a drum of a heat recovery steam generator
US9476584B2 (en) 2013-12-12 2016-10-25 General Electric Company Controlling boiler drum level
US10323547B2 (en) * 2016-02-23 2019-06-18 General Electric Company Steam drum level control system, computer program product and related methods
US10061298B2 (en) 2016-04-27 2018-08-28 General Electric Company Control of machinery with calibrated performance model
US10338576B2 (en) * 2016-05-17 2019-07-02 General Electric Company Intelligent management system for balance of plant
US10185332B2 (en) * 2016-05-26 2019-01-22 General Electric Company System and method for drum level control with transient compensation
EP3327292B1 (en) * 2016-11-25 2020-09-16 Grundfos Holding A/S Method of controlling a water reservoir supply pump arrangement and water reservoir supply pump arrangement
US10954824B2 (en) * 2016-12-19 2021-03-23 General Electric Company Systems and methods for controlling drum levels using flow
US11208920B2 (en) 2019-06-06 2021-12-28 General Electric Company Control of power generation system with water level calibration for pressure vessel
PL3992528T3 (pl) 2020-11-02 2023-09-11 Alfa Laval Corporate Ab Metoda sterowania dopływem wody zasilającej do kotła

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042007A (en) * 1958-07-28 1962-07-03 Beckman Instruments Inc Boiler controller
JPS517301A (en) * 1974-07-08 1976-01-21 Hitachi Ltd Jokihatsuseikino ondoseigyosochi
US4242989A (en) 1979-05-14 1981-01-06 General Electric Company Boiler level control system
US4457266A (en) * 1983-08-02 1984-07-03 Phillips Petroleum Company Boiler control
US4497283A (en) * 1983-11-18 1985-02-05 Phillips Petroleum Company Boiler control
JPH0686922B2 (ja) * 1984-08-17 1994-11-02 株式会社日立製作所 ボイラドラムレベル制御装置
JPS6148207U (it) * 1984-08-28 1986-04-01
JP2504939Y2 (ja) * 1990-04-11 1996-07-24 石川島播磨重工業株式会社 ボイラのレベル制御装置
US5148775A (en) 1992-01-22 1992-09-22 The Babcock & Wilcox Company Feedwater control for drum type steam generators
US7053341B2 (en) 2004-02-12 2006-05-30 General Electric Company Method and apparatus for drum level control for drum-type boilers

Also Published As

Publication number Publication date
ITMI20081896A1 (it) 2009-06-20
JP2009150644A (ja) 2009-07-09
JP5271682B2 (ja) 2013-08-21
US20090159018A1 (en) 2009-06-25
US7931041B2 (en) 2011-04-26

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