KR100966817B1 - 코크스 제조용 석탄의 품질 측정 방법 - Google Patents
코크스 제조용 석탄의 품질 측정 방법 Download PDFInfo
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- KR100966817B1 KR100966817B1 KR1020070127664A KR20070127664A KR100966817B1 KR 100966817 B1 KR100966817 B1 KR 100966817B1 KR 1020070127664 A KR1020070127664 A KR 1020070127664A KR 20070127664 A KR20070127664 A KR 20070127664A KR 100966817 B1 KR100966817 B1 KR 100966817B1
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- Prior art keywords
- temperature
- coal
- value
- expansion
- test
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- 239000003245 coal Substances 0.000 title claims abstract description 81
- 239000000571 coke Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000006073 displacement reaction Methods 0.000 claims abstract description 52
- 230000008602 contraction Effects 0.000 claims abstract description 20
- 238000005259 measurement Methods 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 230000008014 freezing Effects 0.000 claims abstract description 14
- 238000007710 freezing Methods 0.000 claims abstract description 14
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000006698 induction Effects 0.000 description 6
- 238000002156 mixing Methods 0.000 description 3
- 239000011335 coal coke Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/22—Fuels; Explosives
- G01N33/222—Solid fuels, e.g. coal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
Description
Claims (7)
- 삭제
- 삭제
- 삭제
- 측정하고자 하는 석탄 시료를 시험로에 투입하고 품질시험 초기온도로 가열하는 준비 단계와; 시험 규격의 표준 승온온도에 따라 상기 시험로를 가열하면서 그 온도와 상기 석탄 시료의 팽창 혹은 수축에 따른 피스톤의 변위를 레이저 센서를 이용하여 비접촉식으로 측정하는 측정 단계와; 측정된 상기 시험로의 온도 및 상기 피스톤의 변위에 따른 상기 석탄 시료의 팽창값 혹은 수축값을 기초로 상기 석탄 시료의 품질 특성을 자동으로 산출하여 표시하는 자동수행 단계;를 포함하여 이루어지며,상기 준비 단계는 상기 시험로의 가열시 승온과정에서 시험로의 온도 흡수에 따라 발생하는 온도 하강을 보상하도록 PID 제어에 의해 자동으로 시험로의 온도 승온 제어를 수행하며,상기 자동수행 단계는 상기 석탄 시료의 연화점, 고화점, 수축값, 팽창값, 전팽창값을 산출하되, 상기 피스톤의 변위가 일정시간 동안 일정 범위 내에서 유지되는지를 판단하여 상기 피스톤의 변위가 일정 범위내로 유지되는 경우 상기 피스톤의 변위중 최초 값을 상기 팽창값으로, 상기 팽창값에 해당하는 온도를 상기 고화점으로 산출하는 것을 특징으로 하는 코크스 제조용 품질 측정 방법.
- 삭제
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070127664A KR100966817B1 (ko) | 2007-12-10 | 2007-12-10 | 코크스 제조용 석탄의 품질 측정 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020070127664A KR100966817B1 (ko) | 2007-12-10 | 2007-12-10 | 코크스 제조용 석탄의 품질 측정 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20090060738A KR20090060738A (ko) | 2009-06-15 |
KR100966817B1 true KR100966817B1 (ko) | 2010-06-29 |
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KR1020070127664A KR100966817B1 (ko) | 2007-12-10 | 2007-12-10 | 코크스 제조용 석탄의 품질 측정 방법 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101159772B1 (ko) * | 2010-02-26 | 2012-06-26 | 현대제철 주식회사 | 반응성 측정장치 |
CN104502560B (zh) * | 2014-11-03 | 2017-08-01 | 北京智仁信业技术有限责任公司 | 用于煤炭质量验收的化验室系统 |
CN105823863A (zh) * | 2016-03-28 | 2016-08-03 | 华北电力大学(保定) | 一种基于恒温热重分析的煤质在线工业分析测量方法 |
CN110763529A (zh) * | 2018-07-26 | 2020-02-07 | 武汉金如水科技发展有限公司 | 一种媒质在线检测方法及检测装置 |
CN110631937A (zh) * | 2019-09-02 | 2019-12-31 | 中国矿业大学 | 一种循环吸附膨胀变形对煤体疲劳损伤增透的测试装置 |
KR20230175025A (ko) | 2022-06-22 | 2023-12-29 | 현대제철 주식회사 | 원료의 품질 분석 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4426160A (en) | 1980-12-30 | 1984-01-17 | Huiles, Goudrons Et Derives | Device for measuring the deformation of a material under the influence of heat and its application to the determination of the wetting power of pitches |
KR100354181B1 (ko) | 1997-08-29 | 2002-12-16 | 주식회사 포스코 | 고로용코크스제조원료탄의팽창성평가방법 |
JP2003096466A (ja) * | 2001-09-19 | 2003-04-03 | Kawasaki Steel Corp | コークス収縮量の測定方法 |
KR20040106183A (ko) * | 2003-06-12 | 2004-12-17 | 재단법인 포항산업과학연구원 | 석탄 건류시 발생하는 석탄의 팽창 및 수축 거동 측정장치 |
-
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- 2007-12-10 KR KR1020070127664A patent/KR100966817B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4426160A (en) | 1980-12-30 | 1984-01-17 | Huiles, Goudrons Et Derives | Device for measuring the deformation of a material under the influence of heat and its application to the determination of the wetting power of pitches |
KR100354181B1 (ko) | 1997-08-29 | 2002-12-16 | 주식회사 포스코 | 고로용코크스제조원료탄의팽창성평가방법 |
JP2003096466A (ja) * | 2001-09-19 | 2003-04-03 | Kawasaki Steel Corp | コークス収縮量の測定方法 |
KR20040106183A (ko) * | 2003-06-12 | 2004-12-17 | 재단법인 포항산업과학연구원 | 석탄 건류시 발생하는 석탄의 팽창 및 수축 거동 측정장치 |
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KR20090060738A (ko) | 2009-06-15 |
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