WO2022172525A1 - 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 - Google Patents
冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 Download PDFInfo
- Publication number
- WO2022172525A1 WO2022172525A1 PCT/JP2021/040060 JP2021040060W WO2022172525A1 WO 2022172525 A1 WO2022172525 A1 WO 2022172525A1 JP 2021040060 W JP2021040060 W JP 2021040060W WO 2022172525 A1 WO2022172525 A1 WO 2022172525A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rolling
- chattering
- cold rolling
- data
- rolling mill
- Prior art date
Links
- 244000145845 chattering Species 0.000 title claims abstract description 149
- 238000005097 cold rolling Methods 0.000 title claims abstract description 131
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 73
- 229910000831 Steel Inorganic materials 0.000 title description 77
- 239000010959 steel Substances 0.000 title description 77
- 238000004519 manufacturing process Methods 0.000 title description 11
- 238000005096 rolling process Methods 0.000 claims abstract description 191
- 239000000463 material Substances 0.000 claims abstract description 28
- 239000010731 rolling oil Substances 0.000 claims description 118
- 239000000839 emulsion Substances 0.000 claims description 70
- 230000008859 change Effects 0.000 claims description 14
- 239000013077 target material Substances 0.000 claims description 9
- 238000000137 annealing Methods 0.000 claims description 6
- 238000002791 soaking Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 description 34
- 238000003062 neural network model Methods 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 26
- 238000012545 processing Methods 0.000 description 23
- 238000003860 storage Methods 0.000 description 23
- 238000012544 monitoring process Methods 0.000 description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
- 239000003921 oil Substances 0.000 description 15
- 235000019198 oils Nutrition 0.000 description 15
- 230000006870 function Effects 0.000 description 14
- 238000002156 mixing Methods 0.000 description 10
- 238000012806 monitoring device Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000002826 coolant Substances 0.000 description 8
- 238000010801 machine learning Methods 0.000 description 8
- 210000002569 neuron Anatomy 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000011176 pooling Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000007781 pre-processing Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 3
- 238000013528 artificial neural network Methods 0.000 description 3
- 238000013527 convolutional neural network Methods 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002436 steel type Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 239000002199 base oil Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000005069 Extreme pressure additive Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000010724 circulating oil Substances 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013499 data model Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010696 ester oil Substances 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 235000019197 fats Nutrition 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- -1 fatty acid esters Chemical class 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000004205 output neuron Anatomy 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 239000010689 synthetic lubricating oil Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
- B21B1/28—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by cold-rolling, e.g. Steckel cold mill
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B33/00—Safety devices not otherwise provided for; Breaker blocks; Devices for freeing jammed rolls for handling cobbles; Overload safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Definitions
- the present invention relates to a cold rolling mill chattering detection method, a cold rolling mill chattering detection device, a cold rolling method, a cold rolling mill, and a steel plate manufacturing method.
- the input device 88 receives control information from the rolling control device 14 (see FIG. 1), time change of vibration waveform of the cold rolling mill 1 from the vibration measuring device 16, and time change of rolling load information of the cold rolling mill 1 from the load cell 17. , a time change in tension between rolling stands by the tensiometer 18 and information from the operation monitoring device 91 are input.
- the information from the operation monitoring device 91 includes execution command information for the chattering prediction model, information on the material to be rolled (steel type, size), and cold rolling condition information (numerical information, character information) set by the operator before cold rolling. and image information).
- the output device 90 functions as an output port that outputs control signals from the arithmetic device 71 to the rolling control device 14 .
- the operation monitoring device 91 has an arbitrary display such as a liquid crystal display or an organic display.
- the operation monitoring device 91 receives various information indicating the operation state of the cold rolling mill 1 from the rolling control device 14 and displays the information on an operation screen (operation screen) for the operator to monitor the operation state.
- Fig. 3(d) is an example of input performance data with the signal strength obtained when the signal waveform at a certain point and a certain time in the column (vertical direction) is time series and the row (horizontal direction) is an FFT. indicates In this embodiment, as long as they are connected in the time direction (depth direction), they do not have to be at the same point, and multidimensional array information may be created by connecting signal strength data at a plurality of points and used as learning data. . Moreover, although the signal strength in a certain frequency range is shown in this example, the frequency range is not particularly limited.
- the first data conversion unit 77C receives the third feature map output in the second convolution step S12 as an input, and the maximum value of the third feature map within horizontal 3 ⁇ vertical 3 pixels is newly calculated. 1 pixel.
- the first data conversion unit 77C performs such an operation over the entire map while shifting pixels. Accordingly, in the second pooling step S13, the first data conversion unit 77C outputs the fourth feature map obtained by compressing the third feature map.
- the information necessary for realizing the function of the vibration sign monitoring unit 78 includes, for example, a chattering prediction model in which the rolling state of the steel plate S is learned, which is created by the prediction model creation unit 77, and various information input to the chattering prediction model. mentioned.
- the temperature condition of the second emulsion rolling oil 31 is preferably the same as the temperature condition of the emulsion rolling oil (hereinafter referred to as the first emulsion rolling oil) 13 .
- the temperature of the second emulsion rolling oil 31 may be made lower than that of the first emulsion rolling oil 13 via a cooling device (not shown). good.
- the concentration conditions of the rolling oil in the second emulsion rolling oil 31 are not the same as those in the first emulsion rolling oil 13 .
- the first emulsion rolling oil 13 stored in the clean tank 7 is supplied to the flow control valve 24 through the rolling oil pipeline 21 by driving the pump 8 .
- the second emulsion rolling oil 31 is supplied to the flow control valve 24 through the rolling oil pipeline 23 by the supply pump 32 .
- the second emulsion rolling oil 31 is then mixed with the first emulsion rolling oil 13 in the flow control valve 24 to form mixed rolling oil containing the second emulsion rolling oil 31 containing a predetermined emulsion concentration. be.
- the mixed rolling oil is sent through the mixed rolling oil line 26 to the emulsion headers 25 of the fourth and fifth rolling stands.
- the flow control valve 24 may control the flow rate of the second emulsion rolling oil 31 with respect to the flow rate of the first emulsion rolling oil 13 . Further, the second emulsion rolling oil 31 may be directly supplied to the steel sheet S without passing through the flow control valve 24 constituting the mixing section, but more preferably the first emulsion rolling oil 13 and the second emulsion rolling A mixture of oil 31 may be supplied.
- learning data about 3,000 past steel plate rolling performance data
- past steel plate rolling performance data and past chattering performance data were compared. and created a neural network model for predicting chattering.
- the present invention it is possible not only to prevent chattering and plate breakage during cold rolling, but also to stably manufacture a steel plate with good plate thickness accuracy, thereby improving productivity in the subsequent processes. It was confirmed that it can greatly contribute to the improvement of the quality and the improvement of the quality.
- Example 2 the mixing ratio of the first emulsion rolling oil and the second emulsion rolling oil is sequentially changed so that the chattering sign determination value is equal to or lower than the predetermined chattering sign threshold, and the target rolling speed is set to 200 mpm and 600 mpm. , 800 mpm, and 1000 mpm.
- Table 2 below, under the rolling conditions of the invention examples, the number of occurrences of chattering was suppressed to one or less, confirming that the application of the present invention is effective.
- the chattering sign judgment value during rolling of a steel plate is appropriately predicted, and the predicted chattering sign judgment value is set in advance.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
- Metal Rolling (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
Description
まず、図1を参照して、本発明の一実施形態である冷間圧延機の構成について説明する。図1は、本発明の一実施形態である冷間圧延機の構成を示す図である。なお、本明細書中では、「冷間圧延」を単に「圧延」と記載することがあり、本明細書において「冷間圧延」と「圧延」は同義である。また、以下の説明では、冷間圧延機により圧延される圧延材(圧延対象材)として鋼板を例に挙げる。但し、圧延材は、鋼板に限定されることはなく、アルミ板等のその他の金属帯であっても適用可能である。
次に、本発明の一実施形態である冷間圧延機のチャタリング検出方法及びチャタリング予測モデルについて詳細を説明する。図2は、本発明の一実施形態である演算ユニットの構成を示すブロック図である。
以下、本発明を実施例に基づいて説明する。
本実施例では、チャタリング予兆判定値が所定のチャタリング予兆閾値以下となるように第1のエマルション圧延油と第2のエマルション圧延油との混合比を逐次変更して、目標圧延速度を200mpm、600mpm、800mpm、1000mpmとした圧延を行った以外は実施例1と同様とした。以下の表2に示したように、発明例の圧延条件ではチャタリングの発生回数は1回以下に抑制され、本発明の適用が有効であることが確認された。以上のように、本発明に係る冷間圧延方法及び冷間圧延機を用いて、鋼板の圧延中のチャタリング予兆判定値を適切に予測し、予測されたチャタリング予兆判定値が予め設定されたチャタリング予兆閾値以下となるように圧延条件を逐次変更して混合比の操作量を決定することが好ましいことが分かる。これにより、本発明を適用することで、冷間圧延中のチャタリングや板破断を防止できるだけでなく、良好な板厚精度の鋼板Sを安定して得ることができ、ひいては、次工程以降の生産性の向上や品質の向上に大いに寄与することができることが分かる。特に実施例2では圧延速度を変えずにチャタリングを抑制することができ、生産性が高い。
3 潤滑用クーラントヘッダー
4 冷却用クーラントヘッダー
5 ダーティタンク(回収用タンク)
6 鉄粉除去装置
7 クリーンタンク(貯留タンク)
8 ポンプ
9 供給ライン
10 オイルパン
11 戻り配管
13 エマルション圧延油(第1のエマルション圧延油)
14 圧延制御装置
15 演算ユニット
16 振動測定装置
17 ロードセル
18 張力計
20 第2圧延油供給系統
21,23 圧延油管路
22 エマルションタンク
24,29 流量制御弁
25 エマルションヘッダー
26 混合圧延油管路
27 圧延油原油タンク
28 温水タンク
30 撹拌機
31 第2のエマルション圧延油
32 供給ポンプ
71 演算装置
74 予測モデル作成プログラム
75 振動予兆監視プログラム
76 演算処理部
77 予測モデル作成部
77A 学習用データ取得部
77B 前処理部
77C 第1データ変換部
77D モデル作成部
77E 結果保存部
78 振動予兆監視部
78A 情報読取部
78B 第2データ変換部
78C 振動予兆予測部
78D 圧延条件決定部
78E 結果出力部
88 入力装置
89 記憶装置
90 出力装置
91 操業監視装置
S 鋼板
Claims (10)
- 冷間圧延機により圧延材を圧延した過去の圧延実績を示す1次元の配列データに基づいて生成した第1多次元データを説明変数とし、前記圧延実績に対応する過去のチャタリングの発生実績を目的変数として学習された予測モデルに対して、圧延対象材に関する前記配列データに対応する条件データに基づいて生成した第2多次元データを入力することにより、前記圧延対象材の圧延時におけるチャタリングの発生を予測するステップを含む、冷間圧延機のチャタリング検出方法。
- 前記条件データは、前記圧延対象材の圧延条件又は前記圧延対象材を圧延した際の前記冷間圧延機の操業状態の時間変化を示す1次元の配列データであり、
前記第1多次元データ及び前記第2多次元データは、前記条件データ又は前記条件データを時間方向に移動させたデータを第1方向及び/又は第2方向に連結したデータである、請求項1に記載の冷間圧延機のチャタリング検出方法。 - 前記条件データを時間方向に移動させる場合の時間ピッチが1秒以下(但し0秒は含まない)である、請求項2に記載の冷間圧延機のチャタリング検出方法。
- 前記条件データは、FFTの信号強度を示す1次元の配列データであり、
前記第1多次元データ及び前記第2多次元データは、前記条件データ又は時間毎に採取した前記条件データを第1方向及び/又は第2方向に連結したデータである、請求項1に記載の冷間圧延機のチャタリング検出方法。 - チャタリングの発生が予測された場合に、前記冷間圧延機による前記圧延対象材の圧延速度を減速させるステップを含む、請求項1~4のうち、いずれか1項に記載の冷間圧延機のチャタリング検出方法。
- 前記冷間圧延機は、複数の圧延スタンドを備える冷間タンデム圧延機であり、各圧延スタンドに第1のエマルション圧延油を供給する第1圧延油供給系統と、一部の圧延スタンドに第1のエマルション圧延油と濃度の異なる第2のエマルション圧延油を供給する第2圧延油供給系統と、を備え、
チャタリングの発生が予測された場合に、前記第2圧延油供給系統からの第2のエマルション圧延油の供給量を変更するステップを含む、請求項1~4のうち、いずれか1項に記載の冷間圧延機のチャタリング検出方法。 - 冷間圧延機により圧延材を圧延した過去の圧延実績を示す1次元の配列データに基づいて生成した第1多次元データを説明変数とし、前記圧延実績に対応する過去のチャタリングの発生実績を目的変数として学習された予測モデルに対して、圧延対象材に関する前記配列データに対応する条件データに基づいて生成した第2多次元データを入力することにより、前記圧延対象材の圧延時におけるチャタリングの発生を予測する手段を備える、冷間圧延機のチャタリング検出装置。
- 請求項1~6のうち、いずれか1項に記載の冷間圧延機のチャタリング検出方法を用いて圧延材を圧延するステップを含む、冷間圧延方法。
- 請求項7に記載の冷間圧延機のチャタリング検出装置を備える、冷間圧延機。
- 請求項8に記載の冷間圧延方法を用いて圧延材を冷間圧延する冷間圧延工程と、前記冷間圧延工程によって冷間圧延された圧延材に対して均熱温度600~950℃、炉内張力0.1~3.0kgf/mm2の焼鈍処理を施す焼鈍工程と、を含む、鋼板の製造方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP21925770.6A EP4257257A4 (en) | 2021-02-15 | 2021-10-29 | CHATTER DETECTION METHOD FOR COLD ROLLING MILL, CHATTER DETECTION DEVICE FOR COLD ROLLING MILL, COLD ROLLING METHOD, COLD ROLLING MILL AND METHOD FOR PRODUCING STEEL SHEET |
CN202180093183.4A CN116829276A (zh) | 2021-02-15 | 2021-10-29 | 冷轧机颤动检测方法及装置、冷轧方法、冷轧机及钢板制造方法 |
JP2021571844A JP7047988B1 (ja) | 2021-02-15 | 2021-10-29 | 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 |
KR1020237027033A KR20230129511A (ko) | 2021-02-15 | 2021-10-29 | 냉간 압연기의 채터링 검출 방법, 냉간 압연기의 채터링 검출 장치, 냉간 압연 방법, 냉간 압연기 및, 강판의 제조 방법 |
US18/276,095 US20240033797A1 (en) | 2021-02-15 | 2021-10-29 | Method of detecting chattering in cold rolling mill, chattering detecting device for cold rolling mill, cold rolling method, cold rolling mill, and method of manufacturing steel sheet |
MX2023009517A MX2023009517A (es) | 2021-02-15 | 2021-10-29 | Metodo para detectar traqueteo en un molino de laminacion en frio, dispositivo detector de traqueteo para un molino de laminacion en frio, metodo de laminacion en frio, molino de laminacion en frio, y metodo para fabricar una lamina de acero. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021021844 | 2021-02-15 | ||
JP2021-021844 | 2021-02-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022172525A1 true WO2022172525A1 (ja) | 2022-08-18 |
Family
ID=82838611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2021/040060 WO2022172525A1 (ja) | 2021-02-15 | 2021-10-29 | 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 |
Country Status (2)
Country | Link |
---|---|
TW (1) | TWI796005B (ja) |
WO (1) | WO2022172525A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009175937A (ja) * | 2008-01-23 | 2009-08-06 | Nippon Steel Corp | 異常検出装置及び異常検出方法 |
JP2016153138A (ja) * | 2015-02-17 | 2016-08-25 | Jfeスチール株式会社 | 冷間圧延または調質圧延における振動異常検出方法および装置 |
JP2020104133A (ja) | 2018-12-27 | 2020-07-09 | Jfeスチール株式会社 | 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、及び冷間圧延機 |
CN111922095A (zh) * | 2020-07-14 | 2020-11-13 | 上海数深智能科技有限公司 | 一种冷轧机轧辊扭振故障异常的振动诊断方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69121789T2 (de) * | 1990-06-04 | 1997-04-03 | Hitachi Ltd | Steuerungsvorrichtung für die Steuerung einer gesteuerten Anlage und Steuerungsverfahren dafür |
US7823428B1 (en) * | 2006-10-23 | 2010-11-02 | Wright State University | Analytical method for use in optimizing dimensional quality in hot and cold rolling mills |
CN103521531B (zh) * | 2013-11-07 | 2015-06-10 | 天津理工大学 | 针对高速冷轧机第三倍频程颤振的故障诊断及反馈系统 |
-
2021
- 2021-10-29 WO PCT/JP2021/040060 patent/WO2022172525A1/ja active Application Filing
- 2021-11-18 TW TW110143056A patent/TWI796005B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009175937A (ja) * | 2008-01-23 | 2009-08-06 | Nippon Steel Corp | 異常検出装置及び異常検出方法 |
JP2016153138A (ja) * | 2015-02-17 | 2016-08-25 | Jfeスチール株式会社 | 冷間圧延または調質圧延における振動異常検出方法および装置 |
JP2020104133A (ja) | 2018-12-27 | 2020-07-09 | Jfeスチール株式会社 | 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、及び冷間圧延機 |
CN111922095A (zh) * | 2020-07-14 | 2020-11-13 | 上海数深智能科技有限公司 | 一种冷轧机轧辊扭振故障异常的振动诊断方法 |
Also Published As
Publication number | Publication date |
---|---|
TWI796005B (zh) | 2023-03-11 |
TW202233327A (zh) | 2022-09-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2022172524A1 (ja) | 冷間圧延機の圧延条件算出方法、冷間圧延機の圧延条件算出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 | |
JP7047988B1 (ja) | 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 | |
US20240091833A1 (en) | Cold rolling mill rolling condition calculation method, cold rolling mill rolling condition calculation device, cold rolling method, cold rolling mill, and steel sheet manufacturing method | |
WO2022269974A1 (ja) | 冷間圧延機の圧延条件設定方法、冷間圧延方法、鋼板の製造方法、冷間圧延機の圧延条件設定装置、及び冷間圧延機 | |
WO2022172525A1 (ja) | 冷間圧延機のチャタリング検出方法、冷間圧延機のチャタリング検出装置、冷間圧延方法、冷間圧延機、及び鋼板の製造方法 | |
JP3408926B2 (ja) | 冷間タンデム圧延方法および冷間タンデム圧延設備 | |
JP3815425B2 (ja) | 冷間圧延方法 | |
JP3235449B2 (ja) | 高速冷間圧延方法 | |
WO2024018665A1 (ja) | 冷間圧延機の圧延条件設定方法、冷間圧延方法、鋼板の製造方法、冷間圧延機の圧延条件設定装置および冷間圧延機 | |
US11772142B2 (en) | Rolling method, production method for metal sheet, and rolling device | |
JP7513222B1 (ja) | 鋼板の冷間圧延方法、冷延鋼板の製造方法、及び冷延鋼板の製造設備 | |
JP7020530B1 (ja) | 冷間圧延設備、冷間圧延方法、及び金属板の製造方法 | |
KR20220161169A (ko) | 플랜트 제어 장치, 플랜트 제어 방법 및 프로그램 | |
Gore et al. | Review of Factors Affecting Accuracy of Cold Rolling Mill Process Optimization | |
TW202303319A (zh) | 異常檢測裝置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2021571844 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21925770 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202317046201 Country of ref document: IN |
|
ENP | Entry into the national phase |
Ref document number: 2021925770 Country of ref document: EP Effective date: 20230703 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202180093183.4 Country of ref document: CN Ref document number: 18276095 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 20237027033 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020237027033 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: MX/A/2023/009517 Country of ref document: MX |
|
NENP | Non-entry into the national phase |
Ref country code: DE |