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KR840009330A - Drying method of coal - Google Patents

Drying method of coal Download PDF

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Publication number
KR840009330A
KR840009330A KR1019840002494A KR840002494A KR840009330A KR 840009330 A KR840009330 A KR 840009330A KR 1019840002494 A KR1019840002494 A KR 1019840002494A KR 840002494 A KR840002494 A KR 840002494A KR 840009330 A KR840009330 A KR 840009330A
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KR
South Korea
Prior art keywords
coal
heat medium
drying
heat
gas
Prior art date
Application number
KR1019840002494A
Other languages
Korean (ko)
Other versions
KR910006529B1 (en
Inventor
미쓰노리(외 2) 하마다
Original Assignee
야스나가 가즈오미
신닛데쓰 가가꾸 가부시끼가이샤
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
Priority claimed from JP58080116A external-priority patent/JPS59204684A/en
Priority claimed from JP4711084A external-priority patent/JPS60192789A/en
Application filed by 야스나가 가즈오미, 신닛데쓰 가가꾸 가부시끼가이샤 filed Critical 야스나가 가즈오미
Publication of KR840009330A publication Critical patent/KR840009330A/en
Application granted granted Critical
Publication of KR910006529B1 publication Critical patent/KR910006529B1/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00Other carbonising or coking processes; Features of destructive distillation processes in general
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00Other carbonising or coking processes; Features of destructive distillation processes in general
    • C10B57/08Non-mechanical pretreatment of the charge, e.g. desulfurization
    • C10B57/10Drying
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B27/00Arrangements for withdrawal of the distillation gases

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Coke Industry (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

내용 없음No content

Description

석탄의 건조방법Drying method of coal

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명방법의 일례를 나타낸 유통도이고,1 is a flow chart showing an example of the method of the present invention,

제2도는 본 발명법의 또다른 예를 나타낸 유통도이고,2 is a flow chart showing another example of the present invention method,

제3도는 제2도의 예에 적용된 제어요부를 나타낸 유통도임.3 is a distribution diagram showing control elements applied to the example of FIG.

Claims (10)

코우크스로의 각 로실에서 발생한 코우크스로가스를 가스포집계통에서 모은후 그 코우크스로가스를 이송하는 코우크스로가스 집중이송라인에 열회수부를 설치하고, 이 열회수부에는 열매체를 순환시켜 코우크스로가스와 열교환시키므로써 그 열매체를 기화시키고, 기화한 열매체를 압축기로 가압승온시킨 후 간접가열 건조기에 순환시키고, 그 간접 가열건조기에서 석탄을 건조시키는 것을 특징으로 하는 석탄의 건조방법.Coke throw gas generated in each furnace chamber of the coke oven is collected in the gas collection system, and a heat recovery part is installed in the coke throw gas concentration transfer line that transfers the coke throw gas. A method of drying coal, characterized in that the heat medium is evaporated by heat exchange with a throttle gas, the vaporized heat medium is pressurized and heated in a compressor, circulated in an indirect heating dryer, and the coal is dried in the indirect heating dryer. 제1항에 있어서, 열매체가 푸론가스인 것을 특징으로하는 석탄의 건조방법.The coal drying method according to claim 1, wherein the heat medium is furon gas. 제1항에 있어서, 열매체가 물인 것을 특징으로 하는 석탄의 건조방법.The method of drying coal according to claim 1, wherein the heat medium is water. 제1항 내지 3항중 어느 하나에 있어서, 간접 가열건조기로부터 나온 열매체를 간접가열건조기에 도입되는 공기와 열교환시킨후 열회수부에 순환시키는 것을 특징으로하는 석탄의 건조방법.The method of drying coal according to any one of claims 1 to 3, wherein the heat medium from the indirect heat dryer is circulated with air introduced into the indirect heat dryer and then circulated in a heat recovery unit. 제1항 내지 4항중 어느 하나에 있어서, 가스 포집계통의 드라이메인 혹은 썩션메인에서 안수를 신속하게 발취하는 것을 특징으로하는 석탄의 건조방법.The coal drying method according to any one of claims 1 to 4, wherein the laying on of hands is quickly taken out from a dry main or a sinter main of the gas collection system. 제1항 내지 5항중 어느 하나에 있어서, 상승관부 방산열을 안수로 회수하고, 그 안수를 코우크스로 가스에 산포하는 것을 특징으로 하는 석탄의 건조방법.The coal drying method according to any one of claims 1 to 5, wherein the heat of the rising pipe dissipation is recovered by ordination, and the ordination is dispersed in the coke oven gas. 제1항 내지 6항중 어느 하나에 있어서, 간접가열건조기에서 건조한후 건조후 석탄수분함유량, 간접가열건조기에의 석탄공급량 및 건조전 석탄수분함량으로 부터 선택된 1또는 2이상의 석탄변동지표와 상기 압축기에서 가압한후의 열매체압력, 유량 및 온도로 부터 선택된 1또는 2이상의 열매체변동지표를 측정하고, 상기 석탄변동지표의 측정치와 건조후석탄의 목표수분함유량을 연산처리하여 열매체변동지표의 목표열매체지표치를 산출하고, 이 목표 열매체지표치와 측정된 상기 열매체변동지표의 측정치로 부터 상기 압축기의 제어신호를 출력시키고, 이 제어신호로 압축기를 제어하므로써 건조후 석탄수분함유량을 제어하는 것을 특징으로 하는 석탄의 건조방법.The method according to any one of claims 1 to 6, wherein at least one or more coal fluctuation indicators selected from coal moisture content after drying in an indirect heating dryer, coal supply amount to an indirect heating dryer, and coal moisture content before drying and in the compressor Measure one or more heat medium fluctuation indexes selected from the heat medium pressure, flow rate and temperature after pressurization, and calculate the target heat medium index value of the heat medium fluctuation index by calculating the coal fluctuation index and the target moisture content of dried coal. And outputting a control signal of the compressor from the target heat medium indicator value and the measured heat medium fluctuation index measured, and controlling the compressor with this control signal to control coal moisture content after drying. Way. 제7항에 있어서, 측정되는 석탄변동지표가 건조후탄수분함유량인 것을 특징으로하는 석탄의 건조방법.8. The method of drying coal according to claim 7, wherein the measured coal fluctuation index is carbon content after drying. 제7항 또는 8항에 있어서, 측정되는 열매체변동지표가 압축기로 가압한후의 열매체압력인 것을 특징으로하는 석탄의 건조방법.The coal drying method according to claim 7 or 8, wherein the heat medium fluctuation index to be measured is a heat medium pressure after pressurization with a compressor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019840002494A 1983-05-10 1984-05-09 Method of drying coal KR910006529B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP58080116A JPS59204684A (en) 1983-05-10 1983-05-10 Drying process for coal
JP80116 1983-05-10
JP80,116 1983-05-10
JP47110 1984-03-14
JP47,110 1984-03-14
JP4711084A JPS60192789A (en) 1984-03-14 1984-03-14 Drying of coal

Publications (2)

Publication Number Publication Date
KR840009330A true KR840009330A (en) 1984-12-26
KR910006529B1 KR910006529B1 (en) 1991-08-27

Family

ID=26387259

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840002494A KR910006529B1 (en) 1983-05-10 1984-05-09 Method of drying coal

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EP (1) EP0124907A3 (en)
KR (1) KR910006529B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100927875B1 (en) * 2007-06-25 2009-11-30 최태영 Coal Drying System Using Exhaust Gas as Sealant
CN105733614A (en) * 2016-02-03 2016-07-06 山东佳星环保科技有限公司 Energy-saving coal gas cooling system
CN105879674A (en) * 2016-05-31 2016-08-24 武汉钢铁股份有限公司 Waste heat utilization and denitration combination technology for coke oven smoke
CN106479521B (en) * 2016-12-10 2023-03-17 葛霖 Coking-preventing efficient waste heat recovery device for coke oven ascending pipe and coking-preventing method thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492042A (en) * 1981-08-28 1985-01-08 Nippon Steel Corporation Method for drying coking coals to be charged in a coke oven

Also Published As

Publication number Publication date
EP0124907A3 (en) 1986-06-11
EP0124907A2 (en) 1984-11-14
KR910006529B1 (en) 1991-08-27

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