JP2008509408A - 冶金上の連結機械においてftir分光計を用いて非接触式に廃ガスを測定する方法 - Google Patents
冶金上の連結機械においてftir分光計を用いて非接触式に廃ガスを測定する方法 Download PDFInfo
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- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000002912 waste gas Substances 0.000 title claims description 87
- 238000005259 measurement Methods 0.000 title claims description 41
- 239000000203 mixture Substances 0.000 claims abstract description 17
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
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- G01N21/274—Calibration, base line adjustment, drift correction
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- C21C2300/00—Process aspects
- C21C2300/06—Modeling of the process, e.g. for control purposes; CII
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Abstract
Description
冶金上の設備から間隔をおいて取り付けられたFTIR分光計(FTIR=Fourier Transform InfraRed)を備え、このFTIR分光計の測定光線が、測定位置としての廃ガス管路の適切な開口部において廃ガス内に整向され、この場合廃ガス内の測定光線の長さに対応するように、廃ガス体積セグメントがこの長さの円筒体の形として測定技術的に検出され、その際得られるFTIR分光計の値は廃ガスの組成に依存したスペクトルで示され、次いでこの値は廃ガス温度と温度依存したエネルギーバランスの形で予め算出された数学的モデルとを取り入れることにより、時間的な遅延もなく廃ガスの組成を算出することを可能にする方法及び装置に関する。
付加的に廃ガス組成の算出の根底をなす数学的モデルが、測定光線により同時に検出される高温でかつ汚染した周囲空気に適合しかつ働いて新たに得られ、かつ対応する冶金上の機械ユニット、特に転炉の特殊な温度と廃ガス組成に適合しかつ働いて新たに得られ、この場合較正により参照スペクトルが得られ、及び
廃ガス組成を分光的に検出することに加えて、さらに廃ガスの流れ特性(層流部分あるいは乱流部分)を検出し、かつこの廃ガスの流れ特性をモデル形成の際の算出を支援するために使用することにより解決される。
冶金上の設備の近くのプラットフォーム上で無振動に支承されたFTIR分光計が、廃ガス管路内の開口部を備えた適切な測定位置を介して測定光線が廃ガスを通過して背面のバックグラウンドに向かって整向できるように位置決めされていること、そして、
同時に、あるいは廃ガスの組成を分光的に検出するためにほんのわずかだけ時間を遅らせることによって、廃ガスの流れ特性を記録するように整向された状態で取り付けられたCCDカメラを備えていることを特徴とする。
廃ガス管路6の後方で測定光線3の高さにある低温のバックグラウンド10内に入る。
2 FTIR分光計
3 測定光線
4 前方の測定開口部
5 後方の測定開口部
6 廃ガス管路
7 廃ガス
8 周囲空気
9 測定用コンピュータ
10 低温のバックグラウンド
11 接続ライン
Claims (9)
- 高温でかつ汚染した周囲空気(8)の中にある冶金上の設備、特に転炉(1)において非接触式に廃ガスを測定する方法であって、
冶金上の設備から間隔をおいて取り付けられたFTIR分光計(2)を備え、このFTIR分光計の測定光線(3)が、測定位置としての廃ガス管路(6)の適切な開口部(4)において廃ガス(7)内に整向され、この場合廃ガス(7)内の測定光線の長さに対応するように、廃ガス体積セグメントがこの測定光線の長さの円筒体の形で測定技術的に検出され、その際得られるFTIR分光計(2)の値が廃ガスの組成に依存したスペクトルで示され、次いでこの値が廃ガス温度と温度依存したエネルギーバランスの形で予め算出された数学的モデルとを取り入れることにより、時間的な遅延もなく廃ガスの組成を算出することを可能にする方法において、
a)付加的に廃ガス組成の算出の根底をなす数学的モデルが、測定光線(3)により同時に検出される高温でかつ汚染した周囲空気(8)に適合しかつ対応するように働いて新たに得られ、かつ対応する冶金上の機械ユニット、特に転炉(1)の特殊な温度と廃ガス組成に適合しかつ対応するように働いて新たに得られ、この場合較正により参照スペクトルが得られること、及び
b)廃ガス組成を分光的に検出することに加えて、さらに廃ガスの流れ特性(層流部分あるいは乱流部分)を検出し、かつこの廃ガスの流れ特性をモデル形成の際の算出を支援するために使用することを特徴とする方法。 - FTIR分光計(2)の測定位置(4)において、あるいは廃ガス(7)の流れ特性を検出するためのこの測定位置(4)のすぐ近くにおいて、取り付けられたCCDカメラを使用することを特徴とする請求項1記載の方法。
- FTIR分光計(2)の測定光線のための測定位置(4)は、FTIR分光計(2)から放射された真直ぐな光線(3)が、廃ガス管路(6)の前方の第一測定開口部(4)を通過し、次いで自由通路内で廃ガス(7)を通過し、最終的に廃ガス管路(6)の背面の第二測定開口部(5)を通過して、廃ガス管路(6)の外側における背面の低温のバックグラウンド(10)に当るように選択されていることを特徴とする請求項1または2に記載の方法。
- 測定位置の廃ガス管路(6)の測定開口部(4,5)を通過するFTIR分光計(2)の測定光線(3)の正確な整向が、鏡系を介して実施されることを特徴とする請求項1〜3のいずれか一つに記載の方法。
- FTIR分光計(2)と、必要な場合にはCCDカメラが冷却されることを特徴とする請求項1〜4のいずれか一つに記載の方法。
- 請求項1〜5のいずれか一つによる、高温でかつ汚染した周囲空気の中の冶金上の設備、特に転炉(1)において非接触式で廃ガスの測定を実施する装置において、
a)冶金上の設備の近くのプラットフォーム上で無振動に支承されたFTIR分光計(2)と、
b)同時に、あるいは廃ガス(7)の組成を分光的に検出するためにほんのわずかだけ時間を遅らせることによって、廃ガスの流れ特性を記録するように整向された状態で取り付けられたCCDカメラとを備え、
前記FTIR分光計が、廃ガス管路内(6)の開口部(4,5)を備えた適切な測定位置を介して、測定光線(3)が廃ガス(7)を通過して背面のバックグラウンド(10)に向かって整向可能であるように、プラットフォーム上に配置されている
ことを特徴とする装置。 - FTIR分光計(2)が汚染と漏洩する電界から保護するために、ミューメタルにより張られた金属薄板の箱の中に内蔵されていることを特徴とする請求項6記載の装置。
- FTIR分光計(2)すなわち検出器および/または金属薄板の箱、ならびに必要のある場合にはCCDカメラが、例えば液体窒素が供給される冷却装置と接続していることを特徴とする請求項6または7に記載の装置。
- FTIR分光計(2)ならびにCCDカメラが測定用コンピュータ(9)と接続していることを特徴とする請求項6〜8のいずれか一つに記載の装置。
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DE102004039076A DE102004039076A1 (de) | 2004-08-12 | 2004-08-12 | Berührungslose Abgasmessung mittels FTIR-Spektroskopie an metallurgischen Aggregaten |
PCT/EP2005/006848 WO2006015660A1 (de) | 2004-08-12 | 2005-06-24 | Berührungslose abgasmessung mittels ftir-spektroskopie an metallurgischen aggregaten |
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US8408896B2 (en) * | 2007-07-25 | 2013-04-02 | Lummus Technology Inc. | Method, system and apparatus for firing control |
DE102007044568A1 (de) | 2007-09-07 | 2009-03-12 | Sms Demag Ag | Indirekte Bestimmung der Abgasrate bei metallurgischen Prozessen |
WO2010096135A1 (en) * | 2009-02-18 | 2010-08-26 | W R Systems, Ltd. | Emissions monitoring apparatus, system, and method |
CA2755110C (en) * | 2010-10-13 | 2014-07-15 | Unisearch Associates Inc. | Method and apparatus for improved process control and real-time determination of carbon content during vacuum degassing of molten metals |
US20120255301A1 (en) | 2011-04-06 | 2012-10-11 | Bell Peter S | System for generating power from a syngas fermentation process |
KR101895035B1 (ko) | 2012-08-28 | 2018-09-04 | 식스포인트 머터리얼즈 인코퍼레이티드 | 3족 질화물 웨이퍼 및 그의 제조 방법 |
CN104956208B (zh) * | 2012-11-20 | 2018-09-14 | 格兰森斯股份公司 | 光学采样设备以及使用该采样设备的方法 |
FR3015685B1 (fr) | 2013-12-20 | 2016-02-05 | Commissariat Energie Atomique | Dispositif et procede de mesure en continu de la concentration totale en goudrons d'un gaz chaud |
EP3364169B1 (de) * | 2017-02-17 | 2019-05-15 | Siemens Aktiengesellschaft | Prozess-gasanalysator |
US10598108B2 (en) | 2018-03-14 | 2020-03-24 | Ford Global Technologies, Llc | Methods and systems for oil leak determination and/or mitigation |
US10927782B2 (en) | 2018-03-14 | 2021-02-23 | Ford Global Technologies, Llc | Methods and systems for oil leak determination and/or mitigation |
DE102018209840A1 (de) * | 2018-06-19 | 2019-12-19 | Sms Group Gmbh | Verfahren und Vorrichtung zum Analysieren des Abgases eines Schmelzofens |
DE102021004593A1 (de) | 2021-09-10 | 2023-03-16 | Promecon Process Measurement Control Gmbh | Metallurgischer Schmelzofen sowie Verfahren zur Bestimmung der Menge an heteromolekularem Gas |
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JP2001523818A (ja) * | 1997-11-14 | 2001-11-27 | アメリカン アイアン アンド スティール インスティチュート | オフガスの組成を感知する方法と装置 |
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---|---|---|---|---|
US3720404A (en) | 1967-06-27 | 1973-03-13 | Westinghouse Electric Corp | System for controlling carbon removal in a basic oxygen furnace |
US3871871A (en) * | 1967-12-11 | 1975-03-18 | Centre Nat Rech Metall | Monitoring and control of pig iron refining |
JPH07104310B2 (ja) * | 1986-09-29 | 1995-11-13 | フイガロ技研株式会社 | 排気ガスセンサおよびその製造方法 |
US4928015A (en) * | 1987-08-19 | 1990-05-22 | Ford Motor Company | Measuring multicomponent constituency of gas emission flow |
US7022992B2 (en) * | 2002-01-17 | 2006-04-04 | American Air Liquide, Inc. | Method and apparatus for real-time monitoring of furnace flue gases |
-
2004
- 2004-08-12 DE DE102004039076A patent/DE102004039076A1/de not_active Withdrawn
-
2005
- 2005-06-24 DE DE502005005045T patent/DE502005005045D1/de active Active
- 2005-06-24 ES ES05771859T patent/ES2310838T3/es active Active
- 2005-06-24 CA CA002575191A patent/CA2575191A1/en not_active Abandoned
- 2005-06-24 US US11/659,933 patent/US7388203B2/en not_active Expired - Fee Related
- 2005-06-24 JP JP2007525187A patent/JP2008509408A/ja active Pending
- 2005-06-24 AT AT05771859T patent/ATE404858T1/de active
- 2005-06-24 WO PCT/EP2005/006848 patent/WO2006015660A1/de active IP Right Grant
- 2005-06-24 EP EP05771859A patent/EP1776576B1/de not_active Not-in-force
- 2005-06-24 CN CNB2005800273031A patent/CN100549673C/zh not_active Expired - Fee Related
- 2005-06-24 KR KR1020067012110A patent/KR20070043690A/ko not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001523818A (ja) * | 1997-11-14 | 2001-11-27 | アメリカン アイアン アンド スティール インスティチュート | オフガスの組成を感知する方法と装置 |
Also Published As
Publication number | Publication date |
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CA2575191A1 (en) | 2006-02-16 |
DE102004039076A1 (de) | 2006-02-23 |
US7388203B2 (en) | 2008-06-17 |
DE502005005045D1 (de) | 2008-09-25 |
ES2310838T3 (es) | 2009-01-16 |
US20070296976A1 (en) | 2007-12-27 |
WO2006015660A1 (de) | 2006-02-16 |
EP1776576A1 (de) | 2007-04-25 |
CN101002080A (zh) | 2007-07-18 |
EP1776576B1 (de) | 2008-08-13 |
CN100549673C (zh) | 2009-10-14 |
ATE404858T1 (de) | 2008-08-15 |
KR20070043690A (ko) | 2007-04-25 |
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