JP6792561B2 - 反応制御のための方法及び装置 - Google Patents
反応制御のための方法及び装置 Download PDFInfo
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- 238000006243 chemical reaction Methods 0.000 title claims description 47
- 238000000034 method Methods 0.000 title claims description 21
- 239000011261 inert gas Substances 0.000 claims description 46
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 230000003647 oxidation Effects 0.000 claims description 33
- 238000007254 oxidation reaction Methods 0.000 claims description 33
- 239000000376 reactant Substances 0.000 claims description 31
- 239000007800 oxidant agent Substances 0.000 claims description 28
- 238000000137 annealing Methods 0.000 claims description 23
- 238000000605 extraction Methods 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 238000006557 surface reaction Methods 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 description 21
- 230000001276 controlling effect Effects 0.000 description 8
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005246 galvanizing Methods 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- 239000012779 reinforcing material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/005—Furnaces in which the charge is moving up or down
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/562—Details
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
- F27B9/045—Furnaces with controlled atmosphere
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/28—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity for treating continuous lengths of work
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0073—Seals
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Heat Treatment Of Articles (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Description
− 不活性ガス開口が、反応体開口からの反応体流の下流にあるような方法で位置される;
− 炉が、反応室の各側方に一つ又は複数の不活性ガス開口を含む;
− 炉が、不活性ガスの流量及び温度を制御するための手段を含む;
− 炉が、反応室の各側方に不活性ガスの流量を別個に制御するための手段を含む;
− 反応室が、反応室の内側の過圧を回避するための抽出開口を含み、前記抽出開口が、反応体開口及び不活性ガス開口をそれぞれ去る反応体流と不活性ガス流の下流であるように位置される;
− 反応室の側方と鋼ストリップの縁の間の距離が、75〜220mm、好ましくは100〜200mm、より好ましくは100mmである;
− 反応室が、鋼ストリップの各側に面する反応体開口を含む;
− 反応室が酸化室であり、反応体が酸化剤である。
− 反応室が酸化室であり、反応体が酸化剤であり、酸化剤の酸素含有量が0.01〜8体積%、好ましくは0.1〜4体積%である;
− 不活性ガス流量が5〜70Nm3/h、好ましくは10〜60Nm3/hである;
− 鋼ストリップの反応が反応室の頂部に反応体を注入することによって実行されるとき、不活性ガス温度が鋼ストリップ温度より200〜50℃低く、鋼ストリップの反応が反応室の底部に反応体を注入することによって実行されるとき、不活性ガス温度が鋼ストリップ温度より200〜50℃高い;
− 不活性ガス及び反応体を含むガスを抽出する工程があり、抽出されたガスの流量が、反応室の内側と連続焼きなまし炉の他の部分の間の圧力の差に基づいて計算される。
2 反応区域(反応室とも称され、特に酸化区域又は酸化室)
3 不活性ガスを注入するための側方開口(不活性ガス開口とも称される)
4 反応体、特に酸化剤を注入するための横方向開口(反応体開口とも称される)
5 ストリップ又はシート
6 横方向開口における補強材
7 抽出開口
8 封止ローラー
9 亜鉛浴
10 加熱手段
11 弁
Claims (12)
- 鋼ストリップ(5)を焼きなますための連続焼きなまし炉(1)であって、連続焼きなまし炉(1)が、鋼ストリップ(5)が鉛直方向に輸送される反応室(2)を含み、前記反応室(2)が、反応室(2)の頂部又は底部に位置される、反応体を供給される開口(4)(反応体開口とも称される)を含み、反応室(2)が、不活性ガスを供給される他の開口(3)(不活性ガス開口とも称される)をさらに含み、前記不活性ガス開口(3)が、反応室(2)の側方に位置され、反応室(2)が酸化室であり、反応体が酸化剤であり、不活性ガス開口(3)が、反応体開口(4)からの反応体流の下流にあるような方法で位置される、連続焼きなまし炉。
- 反応室(2)の各側方に一つ又は複数の不活性ガス開口(3)を含む、請求項1に記載の連続焼きなまし炉。
- 不活性ガスの流量及び温度を制御するための手段を含む、請求項1又は2に記載の連続焼きなまし炉。
- 反応室(2)の各側方に不活性ガスの流量を別個に制御するための手段をさらに含む、請求項1〜3のいずれかに記載の連続焼きなまし炉。
- 反応室(2)が、反応室(2)の内側の過圧を回避するための抽出開口(7)を含み、前記抽出開口(7)が、反応体開口(4)及び不活性ガス開口(3)をそれぞれ去る反応体流と不活性ガス流の下流であるように位置される、請求項1〜4のいずれかに記載の連続焼きなまし炉。
- 反応室(2)の側方と鋼ストリップ(5)の縁の間の距離が、75〜220mmである、請求項1〜5のいずれかに記載の連続焼きなまし炉。
- 反応室(2)が、鋼ストリップ(5)の各側に面する反応体開口(4)を含む、請求項1〜6のいずれかに記載の連続焼きなまし炉。
- 反応室(2)において不活性ガスを側方から注入する工程、及び前記反応室(2)において不活性ガス流の上流に反応体を注入する工程を含む、請求項1〜7のいずれかに記載の連続焼きなまし炉(1)の反応室(2)を鉛直方向に通って走る鋼ストリップ(5)上の表面反応を制御するための方法であって、反応室(2)が酸化室であり、反応体が酸化剤であり、不活性ガス開口(3)が、反応体開口(4)からの反応体流の下流にあるような方法で位置される、方法。
- 酸化剤の酸素含有量が0.01〜8体積%である、請求項8に記載の方法。
- 不活性ガス流量が5〜70Nm3/hである、請求項8又は9に記載の方法。
- 鋼ストリップ(5)の反応が反応室(2)の頂部に反応体を注入することによって実行されるとき、不活性ガス温度及び反応体温度が鋼ストリップ温度より200〜50℃低く、鋼ストリップ(5)の反応が反応室(2)の底部に反応体を注入することによって実行されるとき、不活性ガス温度及び反応体温度が鋼ストリップ温度より200〜50℃高い、請求項8〜10のいずれかに記載の方法。
- 不活性ガス及び反応体を含むガスを抽出する工程があり、抽出されたガスの流量が、反応室(2)の内側と連続焼きなまし炉(1)の他の部分の間の圧力の差に基づいて計算される、請求項8〜11のいずれかに記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15162341 | 2015-04-02 | ||
EP15162341.0 | 2015-04-02 | ||
EP15183169.0A EP3135778B1 (en) | 2015-08-31 | 2015-08-31 | Method and device for reaction control |
EP15183169.0 | 2015-08-31 | ||
PCT/EP2016/056305 WO2016156125A1 (en) | 2015-04-02 | 2016-03-23 | Method and device for reaction control |
Publications (2)
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JP2018515688A JP2018515688A (ja) | 2018-06-14 |
JP6792561B2 true JP6792561B2 (ja) | 2020-11-25 |
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US (1) | US10801086B2 (ja) |
JP (1) | JP6792561B2 (ja) |
CN (1) | CN107429309B (ja) |
CA (1) | CA2979814C (ja) |
RU (1) | RU2705846C2 (ja) |
WO (1) | WO2016156125A1 (ja) |
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JP6756295B2 (ja) | 2017-04-13 | 2020-09-16 | Jfeスチール株式会社 | シール装置 |
KR20210084433A (ko) | 2018-10-30 | 2021-07-07 | 타타 스틸 이즈무이덴 베.뷔. | 강철 스트립을 위한 어닐링 라인 |
CN110993308B (zh) * | 2019-12-23 | 2021-09-24 | 无锡德盛互感器有限公司 | 互感器铁芯的制造工艺 |
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SU1301854A1 (ru) * | 1984-04-28 | 1987-04-07 | Предприятие П/Я А-1450 | Система управлени химико-термической обработкой изделий в печи |
US5137586A (en) * | 1991-01-02 | 1992-08-11 | Klink James H | Method for continuous annealing of metal strips |
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DE19738653A1 (de) * | 1997-09-04 | 1999-03-11 | Messer Griesheim Gmbh | Verfahren und Vorrichtung zur Wärmebehandlung von Teilen |
BE1014997A3 (fr) | 2001-03-28 | 2004-08-03 | Ct Rech Metallurgiques Asbl | Procede de recuit en continu de bandes en acier en vue de leur galvanisation au trempe et four pour sa mise en oeuvre. |
BE1017086A3 (fr) * | 2006-03-29 | 2008-02-05 | Ct Rech Metallurgiques Asbl | Procede de recuit et preparation en continu d'une bande en acier a haute resistance en vue de sa galvanisation au trempe. |
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ITMI20062187A1 (it) * | 2006-11-14 | 2008-05-15 | Sviluppo Materiali Spa | Processo di ricottura e decapaggio |
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JP5071551B2 (ja) * | 2010-12-17 | 2012-11-14 | Jfeスチール株式会社 | 鋼帯の連続焼鈍方法、溶融亜鉛めっき方法 |
UA96401C2 (ru) * | 2011-01-31 | 2011-10-25 | Владлен Васильевич Кравцов | СПОСОБ ВЕДЕНИЯ теплообменных процессов |
DE102011050243A1 (de) * | 2011-05-10 | 2012-11-15 | Thyssenkrupp Steel Europe Ag | Vorrichtung und Verfahren zum im Durchlauf erfolgenden Behandeln eines Stahlflachprodukts |
JP5505430B2 (ja) * | 2012-01-17 | 2014-05-28 | Jfeスチール株式会社 | 鋼帯の連続焼鈍炉及び連続焼鈍方法 |
JP5505461B2 (ja) * | 2012-05-24 | 2014-05-28 | Jfeスチール株式会社 | 鋼帯の連続焼鈍炉、鋼帯の連続焼鈍方法、連続溶融亜鉛めっき設備及び溶融亜鉛めっき鋼帯の製造方法 |
JP5884748B2 (ja) * | 2013-02-25 | 2016-03-15 | Jfeスチール株式会社 | 鋼帯の連続焼鈍装置および連続溶融亜鉛めっき装置 |
CN103849825B (zh) * | 2014-03-05 | 2016-03-02 | 首钢总公司 | 一种连续热镀锌线柔性预氧化装置及方法 |
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CN107429309A (zh) | 2017-12-01 |
US20180363094A1 (en) | 2018-12-20 |
CN107429309B (zh) | 2021-06-18 |
RU2017134711A (ru) | 2019-05-06 |
RU2705846C2 (ru) | 2019-11-12 |
CA2979814A1 (en) | 2016-10-06 |
CA2979814C (en) | 2021-12-28 |
JP2018515688A (ja) | 2018-06-14 |
RU2017134711A3 (ja) | 2019-06-06 |
US10801086B2 (en) | 2020-10-13 |
WO2016156125A1 (en) | 2016-10-06 |
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