GB1086519A - Improvements relating to pulverized coal firing systems - Google Patents

Improvements relating to pulverized coal firing systems

Info

Publication number
GB1086519A
GB1086519A GB5298864A GB5298864A GB1086519A GB 1086519 A GB1086519 A GB 1086519A GB 5298864 A GB5298864 A GB 5298864A GB 5298864 A GB5298864 A GB 5298864A GB 1086519 A GB1086519 A GB 1086519A
Authority
GB
United Kingdom
Prior art keywords
mill
duct
air
rotor
pulverized coal
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
GB5298864A
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.)
Hitachi Zosen Inova Steinmueller GmbH
Original Assignee
L&C Steinmueller GmbH
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 L&C Steinmueller GmbH filed Critical L&C Steinmueller GmbH
Publication of GB1086519A publication Critical patent/GB1086519A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23KFEEDING FUEL TO COMBUSTION APPARATUS
    • F23K1/00Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/10Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft and axial flow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D1/00Burners for combustion of pulverulent fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23LSUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23KFEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2201/00Pretreatment of solid fuel
    • F23K2201/10Pulverizing
    • F23K2201/1006Mills adapted for use with furnaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23LSUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L2700/00Installations for increasing draught in chimneys; Specific draught control devices for locomotives
    • F23L2700/002Specific draught control devices for locomotives

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

1,086,519. Impact pulverizers; reducing coal. L. & C. STEINMULLER G.m.b.H. Dec. 31, 1964 [April 25, 1964], No. 52988/64. Heading B2A. A combined burner and pulverizing mill for a pulverized coal firing system is characterised in that they are arranged along a common axis and in that the delivery duct of the mill forms the entry duct of the burner for the pulverized coal/air mixture. The mill rotor 1, Fig. 1, carries plate hammers 11 cooperable with plates 16 provided in the liner of the mill casing 6, the hammers 11 preferably being inclined to the rotor axis. The burner comprises an inner tube 7 for the pulverized fuel and primary air and an annular channel 8 for secondary air. Main air inlet duct 4 communicates with the channel 8 which is provided with swirl vanes 18. Air fed through a valve-controlled branch duct 9 distributes the coal dropping into 'the mill through a shoot 10. The plates 16, which are preferably inclined to the mill axis, define recesses 15, Fig. 2, in which secondary vortices form. The upper part of the mill casing with the mill liner, the bearings of the mill rotor and the motor 5 are hingedly operable to one side so that wearing parts are accessible for replacement.
GB5298864A 1964-04-25 1964-12-31 Improvements relating to pulverized coal firing systems Expired GB1086519A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST022038 1964-04-25

Publications (1)

Publication Number Publication Date
GB1086519A true GB1086519A (en) 1967-10-11

Family

ID=7459215

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5298864A Expired GB1086519A (en) 1964-04-25 1964-12-31 Improvements relating to pulverized coal firing systems

Country Status (3)

Country Link
BE (1) BE659405A (en)
GB (1) GB1086519A (en)
NL (1) NL6412244A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493961A1 (en) * 1980-11-12 1982-05-14 Leipzig Dampfautomat PROCESS AND BURNER FOR THE PRODUCTION OF A ROTARY FLAME OF PULVERIZED COAL
EP0118455A1 (en) * 1982-05-14 1984-09-19 Tas Inc Pulverized solid fuel burning apparatus.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493961A1 (en) * 1980-11-12 1982-05-14 Leipzig Dampfautomat PROCESS AND BURNER FOR THE PRODUCTION OF A ROTARY FLAME OF PULVERIZED COAL
EP0118455A1 (en) * 1982-05-14 1984-09-19 Tas Inc Pulverized solid fuel burning apparatus.
EP0118455A4 (en) * 1982-05-14 1985-07-30 Tas Inc Pulverized solid fuel burning apparatus.

Also Published As

Publication number Publication date
NL6412244A (en) 1965-10-26
BE659405A (en) 1965-05-28

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