NO302321B1 - Fremgangsmåte og anordning for testing av wirerep - Google Patents
Fremgangsmåte og anordning for testing av wirerep Download PDFInfo
- Publication number
- NO302321B1 NO302321B1 NO871218A NO871218A NO302321B1 NO 302321 B1 NO302321 B1 NO 302321B1 NO 871218 A NO871218 A NO 871218A NO 871218 A NO871218 A NO 871218A NO 302321 B1 NO302321 B1 NO 302321B1
- Authority
- NO
- Norway
- Prior art keywords
- rope
- magnetic
- path
- flux density
- along
- Prior art date
Links
- 238000012360 testing method Methods 0.000 title claims description 53
- 238000000034 method Methods 0.000 title claims description 8
- 230000005291 magnetic effect Effects 0.000 claims abstract description 105
- 230000004907 flux Effects 0.000 claims abstract description 98
- 229920006395 saturated elastomer Polymers 0.000 claims description 10
- 230000007547 defect Effects 0.000 claims description 6
- 230000005294 ferromagnetic effect Effects 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- 230000014509 gene expression Effects 0.000 description 12
- 238000005259 measurement Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 230000035699 permeability Effects 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005355 Hall effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
Landscapes
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Ropes Or Cables (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Saccharide Compounds (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Insulated Conductors (AREA)
- Cable Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA862214 | 1986-03-25 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO871218D0 NO871218D0 (no) | 1987-03-24 |
| NO871218L NO871218L (no) | 1987-09-28 |
| NO302321B1 true NO302321B1 (no) | 1998-02-16 |
Family
ID=25578340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO871218A NO302321B1 (no) | 1986-03-25 | 1987-03-24 | Fremgangsmåte og anordning for testing av wirerep |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4827215A (es) |
| EP (1) | EP0239537B1 (es) |
| JP (1) | JPS6311852A (es) |
| AT (1) | ATE59231T1 (es) |
| AU (1) | AU588442B2 (es) |
| BR (1) | BR8701345A (es) |
| CA (1) | CA1276982C (es) |
| DE (1) | DE3766734D1 (es) |
| ES (1) | ES2019111B3 (es) |
| FI (1) | FI87020C (es) |
| NO (1) | NO302321B1 (es) |
| PL (1) | PL159867B1 (es) |
| ZA (1) | ZA871964B (es) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4929897A (en) * | 1987-11-23 | 1990-05-29 | Crucible Societe Anonyme | Method and apparatus for detecting cross sectional area variations in a elongate object by measuring radial magnetic flux variations using spaced-apart coils |
| US5036277A (en) * | 1987-11-23 | 1991-07-30 | Crucible Societe Anonyme | Method of and apparatus for detecting cross sectional area variations in an elongate object by the non-inductive measurement of radial flux variations |
| GB2250097A (en) * | 1990-11-07 | 1992-05-27 | Anglo Amer Corp South Africa | Testing wire rope for cross section variations and other flaws |
| EP0529181A3 (en) * | 1991-08-28 | 1993-05-26 | Nishimatsu Construction Co., Ltd. | Method and system for searching reinforcing steel in concrete |
| JP2613584B2 (ja) * | 1991-08-30 | 1997-05-28 | 東洋電機製造株式会社 | 電気車制御装置 |
| US5402066A (en) * | 1992-03-24 | 1995-03-28 | Commercial Technologies, Inc. | Method and apparatus for magnetically testing elongate objects using two circumferentially disposed arrays of magnets and two circumferentially disposed arrays of sensors |
| US5321356A (en) * | 1992-05-26 | 1994-06-14 | Ndt Technologies, Inc. | Magnetic inspection device for elongated objects and inspection method |
| US5570017A (en) * | 1992-09-30 | 1996-10-29 | Canada Conveyor Belt Co., Inc. | Apparatus and method of damage detection for magnetically permeable members using an alternating magnetic field and hall effect sensors |
| US5414353A (en) * | 1993-05-14 | 1995-05-09 | Ndt Technologies, Inc. | Method and device for nondestructively inspecting elongated objects for structural defects using longitudinally arranged magnet means and sensor means disposed immediately downstream therefrom |
| FR2709182A1 (fr) * | 1993-08-20 | 1995-02-24 | Crescenzo Eric | Procédés et dispositifs de magnétisation ou désaimantation d'objets en mouvement. |
| DE4413924A1 (de) * | 1994-04-21 | 1995-10-26 | Brandt Gmbh Dr | Meßeinrichtung zur Anzeige von Spleißstellen in einem aus Litzen gebildeten Stahlseil |
| US5744955A (en) * | 1995-08-02 | 1998-04-28 | Booker; James R. | Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced (ACSR) conductors |
| US5821749A (en) * | 1995-08-02 | 1998-10-13 | Booker; James R. | Reluctance change apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("ACSR") conductors |
| EP0816797B1 (en) | 1996-06-28 | 2002-09-18 | Tokyo Rope Mfg. Co., Ltd. | Apparatus for and method of measuring corrosion degree of cable |
| US5751144A (en) * | 1996-07-23 | 1998-05-12 | Ndt Technologies, Incorporated | Method and device including primary and auxiliary magnetic poles for nondestructive detection of structural faults |
| US5828213A (en) * | 1996-10-21 | 1998-10-27 | Hickman; Jack R. | Method and apparatus for magnetically sampling the uniformity of an elongate object |
| CA2203601C (en) * | 1997-04-24 | 2004-03-16 | James R. Booker | Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("acsr") conductors |
| US6084404A (en) * | 1998-03-06 | 2000-07-04 | Iowa State University Research Foundation, Inc. | Apparatus and method for on-line barkhausen measurement |
| US6633159B1 (en) | 1999-03-29 | 2003-10-14 | Otis Elevator Company | Method and apparatus for magnetic detection of degradation of jacketed elevator rope |
| US6265870B1 (en) | 1999-09-02 | 2001-07-24 | Ndt Technologies, Inc. | Eddy current sensor assembly for detecting structural faults in magnetically permeable objects |
| GB0314747D0 (en) | 2003-06-25 | 2003-07-30 | Aea Technology Plc | Detecting failures in flexible multristrand steel structures |
| EP1847501B1 (de) * | 2006-04-18 | 2014-10-01 | Inventio AG | Aufzugsanlage mit einer Tragmittelüberwachungseinrichtung zur Überwachung des Zustandes des Tragmittels und Verfahren zur Prüfung des Tragmittels |
| KR100827790B1 (ko) * | 2006-06-29 | 2008-05-07 | 주식회사엑소 | 와이어로프 결함탐지시스템 및 그 방법 |
| DE112007003706T5 (de) * | 2007-11-13 | 2010-09-23 | Mitsubishi Electric Corp. | Seiltestvorrichtung |
| LT5962B (lt) | 2011-10-13 | 2013-09-25 | Vilniaus Gedimino technikos universitetas | Plieninio lyno kokybės diagnostikos būdas ir įranga |
| CA2885498C (en) | 2012-10-04 | 2017-03-28 | Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources Canada | Measurement of lay length of wire rope |
| FI126173B (en) * | 2013-11-12 | 2016-07-29 | Konecranes Global Oy | Condition monitoring of an object having an elongated iron-containing longitudinal axis |
| JP6145573B2 (ja) * | 2014-04-28 | 2017-06-14 | 東京製綱株式会社 | ワイヤロープの検査装置 |
| JP6594065B2 (ja) * | 2015-07-02 | 2019-10-23 | 株式会社日立ビルシステム | ロープ検査装置、および、ロープ検査システム |
| WO2017023235A1 (en) * | 2015-07-31 | 2017-02-09 | Compagnie Generale Des Etablissements Michelin | Device and method for inspection of polymeric material with ferrous reinforcement |
| CN108780068B (zh) | 2016-03-24 | 2022-02-25 | 三菱电机株式会社 | 缆绳探伤装置及缆绳探伤装置的调整方法 |
| JP6505316B2 (ja) * | 2016-04-22 | 2019-04-24 | 三菱電機株式会社 | ロープ損傷診断検査装置 |
| WO2018109824A1 (ja) * | 2016-12-13 | 2018-06-21 | 東京製綱株式会社 | ワイヤロープの損傷検出方法，ならびにワイヤロープの損傷検出に用いられる信号処理装置および損傷検出装置 |
| KR102602363B1 (ko) * | 2018-04-25 | 2023-11-14 | 쉴로이니게르 아게 | 라인 번들의 꼬임 길이 결정 또는 검사를 위한 트위스팅 장치 및 방법 그리고 컴퓨터 프로그램 제품 및 업그레이드 키트와 같은 컴퓨터 구현 방법 |
| CN108918653B (zh) * | 2018-05-18 | 2022-09-30 | 哈尔滨工业大学深圳研究生院 | 铁磁性细长构件无损检测装置与方法 |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1992100A (en) * | 1931-06-20 | 1935-02-19 | Stein Wilhelm | Testing flaws and the like in working materials |
| US2065119A (en) * | 1933-06-30 | 1936-12-22 | Steel And Tubes Inc | Flaw detection |
| US2124579A (en) * | 1937-01-30 | 1938-07-26 | Steel And Tubes Inc | Method of and apparatus for testing metallic articles |
| US2895103A (en) * | 1955-03-12 | 1959-07-14 | Stin | Magnetic testing apparatus |
| US2889513A (en) * | 1956-08-13 | 1959-06-02 | Magnetic Analysis Corp | Magnetic wire rope testing |
| GB936033A (en) * | 1960-01-18 | 1963-09-04 | Accles & Pollock Ltd | Method of, and means for detecting defects in elongated metallic objects |
| US3242425A (en) * | 1961-02-24 | 1966-03-22 | William C Harmon | Flaw detector for wire rope using an inspection coil energized by an oscillator having time delay feedback means |
| GB1056765A (en) * | 1962-09-15 | 1967-01-25 | Akademia Gorniczo Hutnicza Dzi | A magnetic crack detection device for examining elongated objects such as ropes, rodsand steel pipes |
| US3273055A (en) * | 1965-10-18 | 1966-09-13 | Api Instr Company | Constant impedance dual circuits for sample material flaw detection |
| SE347356B (es) * | 1970-03-20 | 1972-07-31 | Essem Metotest Ab | |
| ZA731010B (en) * | 1973-02-13 | 1974-10-30 | Anglo Amer Corp South Africa | A method of and apparatus for testing winding ropes and the like |
| FR2239173A5 (en) * | 1973-07-25 | 1975-02-21 | France Etat | Broken strand detector for metallic cables - is particularly for suspension bridges and employs magnetic method using a movable induction coil |
| US3881151A (en) * | 1974-01-07 | 1975-04-29 | Kennecott Copper Corp | Eddy current flaw detector comprising passing the test piece through an invarient magnetic field gradient and positioning sensor in the gradient |
| US3887865A (en) * | 1974-02-15 | 1975-06-03 | Magnetic Analysis Corp | Eddy current testing apparatus using segmented monoturn conductive members |
| DE2521552A1 (de) * | 1975-05-15 | 1976-12-02 | Westfaelische Berggewerkschaft | Geraet fuer die betriebliche pruefung von drahtseilen, insbesondere des untertagebergbaus, z.b. von foerderseilen |
| US4002967A (en) * | 1975-08-01 | 1977-01-11 | Aluminum Company Of America | Annular eddy current test coil with magnetic laminations adjacent a limited circumferential extent |
| FR2347683A1 (fr) * | 1976-04-05 | 1977-11-04 | Centre Techn Ind Mecanique | Procede et dispositif d'examen d'elements longs, conducteurs de l'electricite |
| CA1038037A (en) * | 1976-05-06 | 1978-09-05 | Noranda Mines Limited | Magnetic testing device for detecting defects in elongated objects |
| GB2012966A (en) * | 1977-10-06 | 1979-08-01 | Health & Safety Executive | Apparatus for non-destructive testing of elongate objects |
| JPS551533A (en) * | 1978-06-21 | 1980-01-08 | Hitachi Ltd | Magnetic flaw detection apparatus of rope |
| CA1166696A (en) * | 1979-07-29 | 1984-05-01 | Thomas J. Daley-Hall | Non-destructive testing of ferromagnetic articles |
| JPS5644839A (en) * | 1979-09-21 | 1981-04-24 | Hitachi Ltd | Magnetic defect detecting device for rope |
| JPS56148052A (en) * | 1980-04-21 | 1981-11-17 | Hitachi Elevator Eng & Serv Co Ltd | Electromagnetic flaw detector for continuous magnetic material |
| US4439731A (en) * | 1980-10-08 | 1984-03-27 | Commonwealth Scientific And Industrial Research Organization | Monitoring of elongate magnetically permeable members |
| GB2100440B (en) * | 1981-06-11 | 1986-04-09 | G Makeevsky Ni | Magnetic flaw detector for steel wire ropes |
| US4641093A (en) * | 1981-07-28 | 1987-02-03 | Institut Prikladnoi Fiziki Akademii Nauk Belorusskoi Ssr | Method and device for magnetic testing of moving elongated ferromagnetic test piece for mechanical properties by utilizing the magnitude of remanent magnetic flux and a pulsed magnetic field |
| US4399422A (en) * | 1981-08-31 | 1983-08-16 | Wang Laboratories, Inc. | Magnetizing apparatus |
| US4495465A (en) * | 1982-05-03 | 1985-01-22 | Rotesco Inc. | Method and apparatus for non-destructive testing of magnetically permeable bodies using a first flux to saturate the body and a second flux opposing the first flux to produce a measurable flux |
| US4659991A (en) * | 1983-03-31 | 1987-04-21 | Ndt Technologies, Inc. | Method and apparatus for magnetically inspecting elongated objects for structural defects |
| JPS60230053A (ja) * | 1984-04-27 | 1985-11-15 | Sumitomo Metal Ind Ltd | 探傷方法及び装置 |
| JPS6135348A (ja) * | 1984-07-27 | 1986-02-19 | Ishikawajima Harima Heavy Ind Co Ltd | ワイヤロ−プ探傷装置 |
-
1987
- 1987-03-18 ZA ZA871964A patent/ZA871964B/xx unknown
- 1987-03-19 DE DE8787810158T patent/DE3766734D1/de not_active Expired - Lifetime
- 1987-03-19 US US07/028,184 patent/US4827215A/en not_active Expired - Lifetime
- 1987-03-19 ES ES87810158T patent/ES2019111B3/es not_active Expired - Lifetime
- 1987-03-19 EP EP87810158A patent/EP0239537B1/en not_active Expired - Lifetime
- 1987-03-19 AT AT87810158T patent/ATE59231T1/de not_active IP Right Cessation
- 1987-03-19 CA CA000532480A patent/CA1276982C/en not_active Expired - Lifetime
- 1987-03-24 AU AU70565/87A patent/AU588442B2/en not_active Expired
- 1987-03-24 FI FI871291A patent/FI87020C/fi not_active IP Right Cessation
- 1987-03-24 NO NO871218A patent/NO302321B1/no unknown
- 1987-03-24 BR BR8701345A patent/BR8701345A/pt not_active IP Right Cessation
- 1987-03-25 JP JP62069263A patent/JPS6311852A/ja active Pending
- 1987-03-25 PL PL1987264818A patent/PL159867B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4827215A (en) | 1989-05-02 |
| EP0239537A2 (en) | 1987-09-30 |
| PL159867B1 (pl) | 1993-01-29 |
| FI871291A (fi) | 1987-09-26 |
| ES2019111B3 (es) | 1991-06-01 |
| BR8701345A (pt) | 1987-12-29 |
| FI87020C (fi) | 1992-11-10 |
| FI871291A0 (fi) | 1987-03-24 |
| NO871218L (no) | 1987-09-28 |
| JPS6311852A (ja) | 1988-01-19 |
| AU588442B2 (en) | 1989-09-14 |
| ATE59231T1 (de) | 1991-01-15 |
| EP0239537A3 (en) | 1989-01-25 |
| PL264818A1 (en) | 1988-02-18 |
| ZA871964B (es) | 1987-09-07 |
| CA1276982C (en) | 1990-11-27 |
| FI87020B (fi) | 1992-07-31 |
| NO871218D0 (no) | 1987-03-24 |
| AU7056587A (en) | 1987-10-01 |
| DE3766734D1 (de) | 1991-01-31 |
| EP0239537B1 (en) | 1990-12-19 |
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