KR100431841B1 - 철강제조 공정손실 분석방법 - Google Patents
철강제조 공정손실 분석방법 Download PDFInfo
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- KR100431841B1 KR100431841B1 KR10-1999-0040618A KR19990040618A KR100431841B1 KR 100431841 B1 KR100431841 B1 KR 100431841B1 KR 19990040618 A KR19990040618 A KR 19990040618A KR 100431841 B1 KR100431841 B1 KR 100431841B1
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- 238000000034 method Methods 0.000 title claims abstract description 215
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title description 8
- 229910052742 iron Inorganic materials 0.000 title description 4
- 238000004458 analytical method Methods 0.000 claims abstract description 146
- 239000000463 material Substances 0.000 claims abstract description 68
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 47
- 239000010959 steel Substances 0.000 claims abstract description 47
- 239000002436 steel type Substances 0.000 claims description 6
- 239000013077 target material Substances 0.000 claims description 6
- 238000007726 management method Methods 0.000 abstract description 9
- 238000004148 unit process Methods 0.000 abstract description 5
- 238000013439 planning Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000012467 final product Substances 0.000 abstract description 2
- 230000005764 inhibitory process Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 description 49
- 238000005098 hot rolling Methods 0.000 description 14
- 238000009628 steelmaking Methods 0.000 description 14
- 238000005097 cold rolling Methods 0.000 description 12
- 238000000137 annealing Methods 0.000 description 7
- 238000009713 electroplating Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000012491 analyte Substances 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/04—Manufacturing
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Z—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS, NOT OTHERWISE PROVIDED FOR
- G16Z99/00—Subject matter not provided for in other main groups of this subclass
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- General Physics & Mathematics (AREA)
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Abstract
Description
Claims (4)
- 철강제조 공정손실 분석방법에 있어서,고유의 분석키를 부여하여 각 공정간의 소재작업 결과데이타의 수집 및 편성하고, 조업실적 정보를 편집하여 각 소재별로 보관하는 조업실적정보 편성과정을 수행하는 제1단계(61,62);분석키와 연결하여 제품별,강종별로 제품코드를 부여하고, 분석대상재의 선택기준에 따라 제품,강종,주문사양을 선택하는 분석대상재 선택과정을 수행하는 제2단계(63);분석기간을 결정하는 단계와, 슬라브 데이타베이스로부터 선택된 분석코드에 해당하는 소재들의 분석키 정보를 수집하는 단계와, 슬라브 데이타베이스로부터 각 분석키별 조업실적 정보들을 수집하는 단계와, 슬라브 데이타베이스에서 선별한 분석키로 열연코일 데이타베이스에서 동일한 분석키를 선별하는 단계와, 열연코일 데이타베이스로부터 분석키별 조업실적 정보들을 수집하는 단계와, 슬라브 데이타베이스에서 선별한 분석키로 냉연코일 데이타베이스에서 동일한 분석키를 선별하는 단계와, 냉연코일 데이타베이스로부터 분석키별 조업실적 정보들을 수집하는 단계와, 상기 수집한 조업실적 정보들을 분석키별로 통합하는 단계를 포함하여, 선택된 분석 대상재에 대한 정보를 선별,통합하고, 각 공정손실의 발생원인을 분석하는 공정손실 실적분석과정을 수행하는 제3단계(64);분석된 분석코드를 기준으로 각 공정간 손실 발생량을 집계하여 공정간 공정손실에 대한 흐름도를 작성하는 공정손실 흐름도 작성과정을 수행하는 제4단계(65); 로 이루어짐을 특징으로 하는 철강제조 공정손실 분석방법.
- 제1항에 있어서, 상기 제1단계(61,62)는조업실적이 발생된 소재들을 작업순서에 따라 정렬하는 단계;각 소재별로 고유의 분석키를 부여하되, 슬라브 조업실적이 발생했을 때에는 슬라브코드와 동일하게 분석키를 부여하고, 열연코일 조업실적이 발생했을 때에는 분석키에 이미 부여되어 있는 슬라브코드 다음자리에 열연코일 분할코드를 추가하며, 냉연코일 조업실적이 발생했을 때에는 분석키에 이미 부여되어 있는 슬라브코드와 열연코일 분할코드 다음자리에 냉연코일 분할코드를 추가하는 단계;조업실적정보를 편성하는 단계; 및조업실적정보를 데이타베이스에 보관하는 단계; 를 포함함을 특징으로 하는 철강제조 공정손실 분석방법.
- 삭제
- 제1항에 있어서, 상기 제4 단계(65)는상기 제3단계에서 수집된 실적정보를 분석키별로 소재처리량,생산량,공정손실 발생량을 원인별로 집계하는 단계;집계된 정보를 이용하여 공정별 실수율, 원인별 공정손실 발생율을 계산하는 단계;집계된 정보와 공정손실 비용 기준표를 이용하여 다음의 수학식1에 따라 원인별 공정손실 비용을 계산하는 단계;[수학식 1]슬라브-열연-냉연-입고까지 공정손실 흐름도를 작성하는 단계;상기 과정에서 산출된 값을 공정손실 흐름도의 해당고정의 위치에 자동으로 삽입하는 단계;를 포함함을 특징으로 하는 철강제조 공정손실 분석방법.
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KR10-1999-0040618A KR100431841B1 (ko) | 1999-09-21 | 1999-09-21 | 철강제조 공정손실 분석방법 |
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KR10-1999-0040618A KR100431841B1 (ko) | 1999-09-21 | 1999-09-21 | 철강제조 공정손실 분석방법 |
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KR20010028398A KR20010028398A (ko) | 2001-04-06 |
KR100431841B1 true KR100431841B1 (ko) | 2004-05-20 |
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JP4539103B2 (ja) * | 2004-02-09 | 2010-09-08 | Jfeスチール株式会社 | 損益管理情報提示方法及び損益管理情報提示装置、並びに損益管理情報提示処理プログラム |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR910017309A (ko) * | 1990-03-08 | 1991-11-05 | 이대원 | 자동생산관리 시스템 |
JPH06162058A (ja) * | 1992-11-19 | 1994-06-10 | Nippon Steel Corp | コイル状製品の納期管理方法およびシステム |
KR940020243A (ko) * | 1993-02-27 | 1994-09-15 | 김광호 | 물품관리정보의 형성방법과 생산관리시스템 |
JPH09167180A (ja) * | 1995-12-19 | 1997-06-24 | Nkk Corp | 鉄鋼製品の生産管理システム |
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- 1999-09-21 KR KR10-1999-0040618A patent/KR100431841B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR910017309A (ko) * | 1990-03-08 | 1991-11-05 | 이대원 | 자동생산관리 시스템 |
JPH06162058A (ja) * | 1992-11-19 | 1994-06-10 | Nippon Steel Corp | コイル状製品の納期管理方法およびシステム |
KR940020243A (ko) * | 1993-02-27 | 1994-09-15 | 김광호 | 물품관리정보의 형성방법과 생산관리시스템 |
JPH09167180A (ja) * | 1995-12-19 | 1997-06-24 | Nkk Corp | 鉄鋼製品の生産管理システム |
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