GB431241A - Improvements in or relating to the removal of precipitate from water-tube steam generators - Google Patents

Improvements in or relating to the removal of precipitate from water-tube steam generators

Info

Publication number
GB431241A
GB431241A GB27342/34A GB2734234A GB431241A GB 431241 A GB431241 A GB 431241A GB 27342/34 A GB27342/34 A GB 27342/34A GB 2734234 A GB2734234 A GB 2734234A GB 431241 A GB431241 A GB 431241A
Authority
GB
United Kingdom
Prior art keywords
valve
steam generators
precipitate
relating
removal
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB27342/34A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sulzer AG
Original Assignee
Sulzer AG
Sulzer Freres SA
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 Sulzer AG, Sulzer Freres SA filed Critical Sulzer AG
Publication of GB431241A publication Critical patent/GB431241A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00Component parts or details of steam boilers
    • F22B37/02Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
    • F22B37/52Washing-out devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00Component parts or details of steam boilers
    • F22B37/02Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/56Boiler cleaning control devices, e.g. for ascertaining proper duration of boiler blow-down
    • F22B37/565Blow-down control, e.g. for ascertaining proper duration of boiler blow-down

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Paper (AREA)

Abstract

431,241. Instantaneous steam generators. SULZER FRERES SOC. ANON., Winterthur, Switzerland. Sept. 24, 1934, No. 27342. Convention date, Nov. 15, 1933. [Class 123 (ii)] The feed supply to a once-through boiler working at sub-critical pressure is increased from time to time to remove impurities from the tube walls in the evaporation zone. Upon the advance of the evaporation zone due to the increased feed supply, impurities are washed into a separator 21, which is dis. charged periodically through a pipe 22, under the control of a valve 23. The valve 20 controlling the supply of additional water and the valve 23 may be operated simultaneously by servomotors.
GB27342/34A 1933-11-15 1934-09-24 Improvements in or relating to the removal of precipitate from water-tube steam generators Expired GB431241A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH431241X 1933-11-15

Publications (1)

Publication Number Publication Date
GB431241A true GB431241A (en) 1935-07-03

Family

ID=4514955

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27342/34A Expired GB431241A (en) 1933-11-15 1934-09-24 Improvements in or relating to the removal of precipitate from water-tube steam generators

Country Status (1)

Country Link
GB (1) GB431241A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822787A (en) * 1954-04-07 1958-02-11 Babcock & Wilcox Co Method of and apparatus for removing the internal tube deposits in a oncethrough forced circulation vapor generator
EP0781960A2 (en) * 1995-11-28 1997-07-02 Asea Brown Boveri Ag Purification of a water-steam cycle in an once-through steam generator
EP0881429A2 (en) * 1997-05-26 1998-12-02 Asea Brown Boveri AG Improvement of the impurities separating degree in a steam-water separator

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822787A (en) * 1954-04-07 1958-02-11 Babcock & Wilcox Co Method of and apparatus for removing the internal tube deposits in a oncethrough forced circulation vapor generator
EP0781960A2 (en) * 1995-11-28 1997-07-02 Asea Brown Boveri Ag Purification of a water-steam cycle in an once-through steam generator
EP0781960A3 (en) * 1995-11-28 1997-10-22 Asea Brown Boveri Purification of a water-steam cycle in an once-through steam generator
US5840130A (en) * 1995-11-28 1998-11-24 Asea Brown Boveri Ag Cleaning of the water/steam circuit in a once-through forced-flow steam generator
EP0881429A2 (en) * 1997-05-26 1998-12-02 Asea Brown Boveri AG Improvement of the impurities separating degree in a steam-water separator
EP0881429A3 (en) * 1997-05-26 1999-06-09 Asea Brown Boveri AG Improvement of the impurities separating degree in a steam-water separator
CN1094579C (en) * 1997-05-26 2002-11-20 亚瑞亚·勃朗勃威力有限公司 Improvement in degree of sepn. of steam impurities in steam/water separator

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