PL3704410T3 - Sposób oraz system do utrzymywania temperatury pary wodnej przy zmniejszonych obciążeniach elektrowni z turbiną parową zawierającej kocioł ze złożem fluidalnym - Google Patents

Sposób oraz system do utrzymywania temperatury pary wodnej przy zmniejszonych obciążeniach elektrowni z turbiną parową zawierającej kocioł ze złożem fluidalnym

Info

Publication number
PL3704410T3
PL3704410T3 PL18796998.5T PL18796998T PL3704410T3 PL 3704410 T3 PL3704410 T3 PL 3704410T3 PL 18796998 T PL18796998 T PL 18796998T PL 3704410 T3 PL3704410 T3 PL 3704410T3
Authority
PL
Poland
Prior art keywords
power plant
fluidized bed
turbine power
bed boiler
maintaining
Prior art date
Application number
PL18796998.5T
Other languages
English (en)
Inventor
Mikko Varonen
Matti Nieminen
Original Assignee
Valmet Technologies Oy
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 Valmet Technologies Oy filed Critical Valmet Technologies Oy
Publication of PL3704410T3 publication Critical patent/PL3704410T3/pl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G3/00—Steam superheaters characterised by constructional features; Details of component parts thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G1/00—Steam superheating characterised by heating method
    • F22G1/16—Steam superheating characterised by heating method by using a separate heat source independent from heat supply of the steam boiler, e.g. by electricity, by auxiliary combustion of fuel oil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
    • F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed
    • F22B31/0084—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed with recirculation of separated solids or with cooling of the bed particles outside the combustion bed
    • 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
    • F01K3/00—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein
    • F01K3/18—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters
    • F01K3/24—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters with heating by separately-fired heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
    • F22B31/04—Heat supply by installation of two or more combustion apparatus, e.g. of separate combustion apparatus for the boiler and the superheater respectively
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G5/00—Controlling superheat temperature
    • F22G5/16—Controlling superheat temperature by indirectly cooling or heating the superheated steam in auxiliary enclosed heat-exchanger
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Control Of Turbines (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
PL18796998.5T 2017-11-02 2018-10-17 Sposób oraz system do utrzymywania temperatury pary wodnej przy zmniejszonych obciążeniach elektrowni z turbiną parową zawierającej kocioł ze złożem fluidalnym PL3704410T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20175975A FI128409B (en) 2017-11-02 2017-11-02 Method and system for maintaining the steam temperature under reduced load of a steam turbine power plant comprising a fluidized bed boiler
PCT/FI2018/050757 WO2019086752A1 (en) 2017-11-02 2018-10-17 A method and a system for maintaining steam temperature with decreased loads of a steam turbine power plant comprising a fluidized bed boiler

Publications (1)

Publication Number Publication Date
PL3704410T3 true PL3704410T3 (pl) 2024-03-11

Family

ID=64109894

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18796998.5T PL3704410T3 (pl) 2017-11-02 2018-10-17 Sposób oraz system do utrzymywania temperatury pary wodnej przy zmniejszonych obciążeniach elektrowni z turbiną parową zawierającej kocioł ze złożem fluidalnym

Country Status (8)

Country Link
US (1) US11300288B2 (pl)
EP (1) EP3704410B1 (pl)
JP (1) JP7165191B2 (pl)
CN (1) CN212869719U (pl)
FI (1) FI128409B (pl)
HR (1) HRP20240036T1 (pl)
PL (1) PL3704410T3 (pl)
WO (1) WO2019086752A1 (pl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11525375B2 (en) * 2020-04-09 2022-12-13 General Electric Company Modeling and control of gas cycle power plant operation with variant control profile
FI20206175A1 (en) * 2020-11-19 2022-05-20 Valmet Technologies Oy A method for heating a heat transfer medium in a fluidized bed boiler, a fluidized bed boiler and a gas lock heat exchanger
FI129639B (en) 2021-04-07 2022-06-15 Valmet Technologies Oy Heat exchanger for circulating fluidized bed boiler gas lock and circulating fluidized bed boiler
FI20225235A1 (en) 2022-03-16 2023-09-17 Valmet Technologies Oy Fluidized bed boiler and method for operating a circulating fluidized bed boiler

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI85909C (fi) * 1989-02-22 1992-06-10 Ahlstroem Oy Anordning foer foergasning eller foerbraenning av fast kolhaltigt material.
US5133943A (en) 1990-03-28 1992-07-28 Foster Wheeler Energy Corporation Fluidized bed combustion system and method having a multicompartment external recycle heat exchanger
US5239946A (en) 1992-06-08 1993-08-31 Foster Wheeler Energy Corporation Fluidized bed reactor system and method having a heat exchanger
US5682828A (en) * 1995-05-04 1997-11-04 Foster Wheeler Energy Corporation Fluidized bed combustion system and a pressure seal valve utilized therein
FI110205B (fi) * 1998-10-02 2002-12-13 Foster Wheeler Energia Oy Menetelmä ja laite leijupetilämmönsiirtimessä
JP3554518B2 (ja) 2000-02-21 2004-08-18 株式会社タクマ 廃棄物を燃料とする高温高圧循環流動層ボイラ
FR2866695B1 (fr) * 2004-02-25 2006-05-05 Alstom Technology Ltd Chaudiere oxy-combustion avec production d'oxygene
FI116417B (fi) * 2004-07-01 2005-11-15 Kvaerner Power Oy Kiertoleijukattila

Also Published As

Publication number Publication date
US11300288B2 (en) 2022-04-12
JP7165191B2 (ja) 2022-11-02
EP3704410B1 (en) 2023-10-11
EP3704410A1 (en) 2020-09-09
US20200363056A1 (en) 2020-11-19
HRP20240036T1 (hr) 2024-03-29
JP2021501866A (ja) 2021-01-21
FI128409B (en) 2020-04-30
CN212869719U (zh) 2021-04-02
FI20175975A1 (fi) 2019-05-03
WO2019086752A1 (en) 2019-05-09

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