CA1127463A - Combination of a coal grinding drying process and a coal heating process with increased heat recovery - Google Patents

Combination of a coal grinding drying process and a coal heating process with increased heat recovery

Info

Publication number
CA1127463A
CA1127463A CA353,351A CA353351A CA1127463A CA 1127463 A CA1127463 A CA 1127463A CA 353351 A CA353351 A CA 353351A CA 1127463 A CA1127463 A CA 1127463A
Authority
CA
Canada
Prior art keywords
coal
fuel
air
dust
mill
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
CA353,351A
Other languages
English (en)
French (fr)
Inventor
Helmut Erhard
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.)
HeidelbergCement AG
Original Assignee
Heidelberger Zement AG
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 Heidelberger Zement AG filed Critical Heidelberger Zement AG
Application granted granted Critical
Publication of CA1127463A publication Critical patent/CA1127463A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/38—Arrangements of cooling devices
    • F27B7/383—Cooling devices for the charge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00—Disintegrating plant with or without drying of the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K1/00—Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus
    • F23K1/04—Heating fuel prior to delivery to combustion apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
    • F23K3/02—Pneumatic feeding arrangements, i.e. by air blast
    • 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
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Solid-Fuel Combustion (AREA)
  • Air Supply (AREA)
  • Disintegrating Or Milling (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Furnace Details (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Drying Of Solid Materials (AREA)
  • Processing Of Solid Wastes (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
CA353,351A 1979-06-06 1980-06-04 Combination of a coal grinding drying process and a coal heating process with increased heat recovery Expired CA1127463A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2922904A DE2922904C2 (de) 1979-06-06 1979-06-06 Staubfeuerung für einen Prozeßofen, insbesondere Ofen zur Herstellung von Zementklinker
DEP2922904.7 1979-06-06

Publications (1)

Publication Number Publication Date
CA1127463A true CA1127463A (en) 1982-07-13

Family

ID=6072584

Family Applications (1)

Application Number Title Priority Date Filing Date
CA353,351A Expired CA1127463A (en) 1979-06-06 1980-06-04 Combination of a coal grinding drying process and a coal heating process with increased heat recovery

Country Status (9)

Country Link
JP (1) JPS581324B2 (sv)
CA (1) CA1127463A (sv)
CH (1) CH642733A5 (sv)
DE (1) DE2922904C2 (sv)
DK (1) DK148454C (sv)
FR (1) FR2458753A1 (sv)
GB (1) GB2050584B (sv)
IT (1) IT1140660B (sv)
SE (1) SE443040B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5673556A (en) * 1979-11-22 1981-06-18 Ube Industries Coal pulverizer utilizing kiln exhaust gas
US4500286A (en) * 1982-07-29 1985-02-19 Nippon Furnace Kogyo Co., Ltd. Primary air supply unit of rotary kiln
JPS61118414U (sv) * 1985-01-11 1986-07-26
GB2177189B (en) * 1985-06-28 1989-04-26 Smidth & Co As F L Method and cooler for cooling granular material
JPH0353110U (sv) * 1989-09-28 1991-05-23
DE102006012301A1 (de) * 2006-03-15 2007-09-20 Cemag-Anlagenbau-Dessau Gmbh Herstellung von Zementklinker
CN109967217A (zh) * 2019-03-28 2019-07-05 中国华能集团清洁能源技术研究院有限公司 一种用于中速磨煤机的轴向分离器及其分离方法
CN113200694A (zh) * 2021-05-26 2021-08-03 河南省豫鹤同力水泥有限公司 降低煤质贫化和熟料热耗、提高煤粉热值的生产工艺

Also Published As

Publication number Publication date
DE2922904A1 (de) 1980-12-11
IT1140660B (it) 1986-10-01
DK148454B (da) 1985-07-08
JPS581324B2 (ja) 1983-01-11
GB2050584B (en) 1983-11-16
JPS55162528A (en) 1980-12-17
GB2050584A (en) 1981-01-07
SE8003445L (sv) 1980-12-07
FR2458753B1 (sv) 1984-11-16
FR2458753A1 (fr) 1981-01-02
IT8020051A0 (it) 1980-02-20
CH642733A5 (de) 1984-04-30
DK240380A (da) 1980-12-07
DE2922904C2 (de) 1983-09-08
SE443040B (sv) 1986-02-10
DK148454C (da) 1985-11-25

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