EP0150501A3 - Method and device using an air-swept mill for generating a homogeneous mixture of coal dust and lime stone dust or dolomite dust - Google Patents

Method and device using an air-swept mill for generating a homogeneous mixture of coal dust and lime stone dust or dolomite dust Download PDF

Info

Publication number
EP0150501A3
EP0150501A3 EP84116355A EP84116355A EP0150501A3 EP 0150501 A3 EP0150501 A3 EP 0150501A3 EP 84116355 A EP84116355 A EP 84116355A EP 84116355 A EP84116355 A EP 84116355A EP 0150501 A3 EP0150501 A3 EP 0150501A3
Authority
EP
European Patent Office
Prior art keywords
dust
dolomite
generating
air
homogeneous mixture
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.)
Withdrawn
Application number
EP84116355A
Other languages
German (de)
French (fr)
Other versions
EP0150501A2 (en
Inventor
Horst Brundiek
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.)
Loesche GmbH
Original Assignee
Loesche 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 Loesche GmbH filed Critical Loesche GmbH
Publication of EP0150501A2 publication Critical patent/EP0150501A2/en
Publication of EP0150501A3 publication Critical patent/EP0150501A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L9/00—Treating solid fuels to improve their combustion
    • C10L9/10—Treating solid fuels to improve their combustion by using additives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2201/00—Pretreatment of solid fuel
    • F23K2201/10—Pulverizing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2201/00—Pretreatment of solid fuel
    • F23K2201/50—Blending
    • F23K2201/505—Blending with additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Disintegrating Or Milling (AREA)
  • Crushing And Grinding (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
  • Accessories For Mixers (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

Vorrichtung und Verfahren zur Herstellung einer homoge­ nen Mischung aus Kohlenstaub und Kalkstaub oder Dolomit­ staub unter Verwendung einer Luftstrommühle, insbesondere vertikaler Bauart mit integriertem Sichter, wobei Rohkohle und Kalkstein oder Dolomitstein im Aufgabenbereich vor der Mühle im gleichen Verhältnis über Dosier- und Transportgeräte der Luftstrommühle zugeteilt werden. Device and method for producing a homogeneous A mixture of coal dust and lime dust or dolomite dust using an airflow mill, in particular vertical design with integrated classifier, whereby raw coal and Limestone or dolomite stone in the task area in front of the mill in the same ratio via dosing and transport devices of Airflow mill to be allocated.

EP84116355A 1983-12-31 1984-12-27 Method and device using an air-swept mill for generating a homogeneous mixture of coal dust and lime stone dust or dolomite dust Withdrawn EP0150501A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3347703 1983-12-31
DE19833347703 DE3347703A1 (en) 1983-12-31 1983-12-31 DEVICE AND METHOD USING AN AIRFLOW MILL FOR PRODUCING A HOMOGENEOUS MIXTURE FROM CARBON DUST AND LIME DUST OR DOLOMITE DUST

Publications (2)

Publication Number Publication Date
EP0150501A2 EP0150501A2 (en) 1985-08-07
EP0150501A3 true EP0150501A3 (en) 1986-10-01

Family

ID=6218544

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84116355A Withdrawn EP0150501A3 (en) 1983-12-31 1984-12-27 Method and device using an air-swept mill for generating a homogeneous mixture of coal dust and lime stone dust or dolomite dust

Country Status (4)

Country Link
EP (1) EP0150501A3 (en)
JP (1) JPS60228598A (en)
DE (1) DE3347703A1 (en)
DK (1) DK622384A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI81503C (en) * 1988-10-14 1990-11-12 Finnpulva Ab Oy Process for bonding sulfur compounds formed in a coal powder boiler
JP2813361B2 (en) * 1989-03-03 1998-10-22 三菱重工業株式会社 Pulverized coal combustion method
DE4302430A1 (en) * 1993-01-29 1994-08-04 Dkm Deutsche Kohle Marketing Process for energy generation from solid fuels and combination burners
DE4421313C2 (en) * 1994-06-17 1996-08-14 Lausitzer Braunkohle Ag Additive for reducing the pollution of the air during the combustion of lignite
DE19512311A1 (en) * 1995-04-01 1996-10-02 Buehler Ag Conveying solids from space at lower pressure to space at higher pressure
JP5456226B2 (en) * 2005-07-14 2014-03-26 出光興産株式会社 Methods for controlling the elution of harmful trace elements
JP2008031363A (en) * 2006-07-31 2008-02-14 Central Res Inst Of Electric Power Ind Boron gas-reducing coal combustion method and method for elution-reduced combustion ash
JP2008169338A (en) * 2007-01-12 2008-07-24 Chugoku Electric Power Co Inc:The Method of reducing unburned coal
JP5569767B2 (en) * 2008-09-22 2014-08-13 宇部興産機械株式会社 How to operate the vertical crusher
CN106247364A (en) * 2016-08-29 2016-12-21 大唐清苑热电有限公司 A kind of online limestone is to powder system
WO2019106796A1 (en) * 2017-11-30 2019-06-06 中国電力株式会社 Powdered coal supply device and toxic trace element elution suppression method
CN113814055A (en) * 2021-09-17 2021-12-21 重庆从心科技有限公司 Limestone powder preparation process

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3823676A (en) * 1972-10-10 1974-07-16 Warren Cook Chem Inc Method of reducing sulphur dioxide emissions from coal
DE2741510A1 (en) * 1977-09-15 1979-03-22 Bbc Brown Boveri & Cie PROCEDURE AND REGULATORY ARRANGEMENT FOR THE FLOW CONTROL OF A SAFE CIRCULATING MAIN SYSTEM
DE2807076A1 (en) * 1978-02-18 1979-08-23 Rhein Westfael Elect Werk Ag USE OF CALCIUM OXIDE AS AN AGENT TO REDUCE SULFUR EMISSIONS IN BOILER FIRING
US4184640A (en) * 1978-05-05 1980-01-22 Williams Robert M Coal grinding apparatus for direct fired burners
DE3205321A1 (en) * 1982-02-15 1983-08-18 Deutsche Babcock Anlagen Ag, 4200 Oberhausen DEVICE FOR INPUTING COAL IN A COMBUSTION ROOM UNDER PRESSURIZED PRESSURE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3015710A1 (en) * 1980-04-24 1981-10-29 Klöckner-Humboldt-Deutz AG, 5000 Köln Trapping of sulphur content of burning fuels - by addn. of powdered lime or calcined dolomite
JPS607936B2 (en) * 1982-02-12 1985-02-28 社団法人日本精米工業会 Continuous mixing device for powder and granular materials
JPS58146246A (en) * 1982-02-25 1983-08-31 Satake Eng Co Ltd Rice mixing apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3823676A (en) * 1972-10-10 1974-07-16 Warren Cook Chem Inc Method of reducing sulphur dioxide emissions from coal
DE2741510A1 (en) * 1977-09-15 1979-03-22 Bbc Brown Boveri & Cie PROCEDURE AND REGULATORY ARRANGEMENT FOR THE FLOW CONTROL OF A SAFE CIRCULATING MAIN SYSTEM
DE2807076A1 (en) * 1978-02-18 1979-08-23 Rhein Westfael Elect Werk Ag USE OF CALCIUM OXIDE AS AN AGENT TO REDUCE SULFUR EMISSIONS IN BOILER FIRING
US4184640A (en) * 1978-05-05 1980-01-22 Williams Robert M Coal grinding apparatus for direct fired burners
DE3205321A1 (en) * 1982-02-15 1983-08-18 Deutsche Babcock Anlagen Ag, 4200 Oberhausen DEVICE FOR INPUTING COAL IN A COMBUSTION ROOM UNDER PRESSURIZED PRESSURE

Also Published As

Publication number Publication date
JPH0232013B2 (en) 1990-07-18
DK622384A (en) 1985-07-01
DK622384D0 (en) 1984-12-21
JPS60228598A (en) 1985-11-13
EP0150501A2 (en) 1985-08-07
DE3347703A1 (en) 1985-07-11

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Designated state(s): DE GB SE

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Effective date: 19860114

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Designated state(s): DE GB SE

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Effective date: 19870610

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18D Application deemed to be withdrawn

Effective date: 19871020

RIN1 Information on inventor provided before grant (corrected)

Inventor name: BRUNDIEK, HORST