ES2084293T3 - Control de un film acumulado en una corriente de proceso. - Google Patents

Control de un film acumulado en una corriente de proceso.

Info

Publication number
ES2084293T3
ES2084293T3 ES92307865T ES92307865T ES2084293T3 ES 2084293 T3 ES2084293 T3 ES 2084293T3 ES 92307865 T ES92307865 T ES 92307865T ES 92307865 T ES92307865 T ES 92307865T ES 2084293 T3 ES2084293 T3 ES 2084293T3
Authority
ES
Spain
Prior art keywords
light
shunt
sample
main stream
film thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES92307865T
Other languages
English (en)
Inventor
Rodney H Banks
Robert L Wetegrove
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ChampionX LLC
Original Assignee
Nalco Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Application granted granted Critical
Publication of ES2084293T3 publication Critical patent/ES2084293T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Formation Of Insulating Films (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Pipeline Systems (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Optical Measuring Cells (AREA)
  • Image Analysis (AREA)
  • Drying Of Semiconductors (AREA)

Abstract

METODO Y APARATO PARA DETERMINAR EL ESPESOR DE PELICULA ACUMULADO EN EL DIAMETRO INTERNO DE UN CONDUCTO DE CORRIENTE PRINCIPAL (10) CONDUCIENDO UNA CORRIENTE PRINCIPAL DE UN FLUIDO EMPLEANDO: UN CONDUCTO DERIVADO TRANSPARENTE (12) PARA DERIVAR DE LA CORRIENTE PRINCIPAL UNA CORRIENTE DE MUESTRA DEL FLUIDO DE PROCESO, UN EMISOR DE LUZ DE REFERENCIA (20) Y DETECTOR DE LUZ (22) EN UNA SECCION DE REFERENCIA DE LA DERIVACION DONDE SE RETIRA CUALQUIER PELICULA APRECIABLE, UN EMISOR DE LUZ DE MUESTRA CORRIENTE ARRIBA (16) Y DETECTOR (18) OPUESTO, UNA FUENTE COMUN (34) DE LUZ DE MANERA QUE LOS RESPECTIVOS EMISORES EMITEN HACES DE LUZ DE LA MISMA INTENSIDAD, Y SISTEMA PARA DETERMINAR SIMULTANEAMENTE ANALOGOS DE LUZ RECIBIDA POR LOS DETECTORES, POR LO QUE PUEDE DETERMINARSE EL ESPESOR DE PELICULA PARA LA MUESTRA.
ES92307865T 1991-09-03 1992-08-28 Control de un film acumulado en una corriente de proceso. Expired - Lifetime ES2084293T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/754,016 US5185533A (en) 1991-09-03 1991-09-03 Monitoring film fouling in a process stream with a transparent shunt and light detecting means

Publications (1)

Publication Number Publication Date
ES2084293T3 true ES2084293T3 (es) 1996-05-01

Family

ID=25033124

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92307865T Expired - Lifetime ES2084293T3 (es) 1991-09-03 1992-08-28 Control de un film acumulado en una corriente de proceso.

Country Status (10)

Country Link
US (1) US5185533A (es)
EP (1) EP0531067B1 (es)
JP (1) JP2686026B2 (es)
AT (1) ATE132253T1 (es)
AU (1) AU648928B2 (es)
DE (1) DE69207122T2 (es)
DK (1) DK0531067T3 (es)
ES (1) ES2084293T3 (es)
GR (1) GR3019189T3 (es)
TW (1) TW221489B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5360549A (en) * 1993-04-27 1994-11-01 Nalco Chemical Company Feed back control deposit inhibitor dosage optimization system
JPH08178627A (ja) * 1994-12-26 1996-07-12 Sumitomo Wiring Syst Ltd 管厚検査方法
JP3422164B2 (ja) 1996-03-01 2003-06-30 栗田工業株式会社 スライム検知装置及びスライム防止装置
US5796478A (en) * 1997-07-25 1998-08-18 Nalco Chemical Company Monitoring of film forming living desposits
US6023070A (en) * 1998-04-03 2000-02-08 Nalco Chemical Company System and method to monitor for fouling
CA2306546C (en) 2000-04-20 2006-06-27 Photoscience Japan Corporation Tube scraper
ITBO20000713A1 (it) 2000-12-06 2002-06-06 Castellini Spa Apparecchiatura e motodo per il rilevamento di biofilm in condotti idrici di riuniti dentali
US6475394B2 (en) 2000-12-13 2002-11-05 Ondeo Nalco Company Pseudo-fouling detector and use thereof to control an industrial water process
DE10341397A1 (de) * 2003-09-05 2005-03-31 Stockhausen Gmbh & Co. Kg Biofouling-Online-Meßverfahren
GB2409032A (en) * 2003-12-11 2005-06-15 Douglas Ferguson Morrison Light transmission device for monitoring the cleanliness of a pipe
US7652586B2 (en) * 2006-08-15 2010-01-26 General Electric Company Early fouling detection
KR101466414B1 (ko) * 2006-09-08 2014-11-28 다이니폰 인사츠 가부시키가이샤 오염성 평가 방법, 오염성 평가 장치, 광학 부재의 제조 방법, 광학 적층체 및 디스플레이 제품
WO2008083720A1 (de) * 2007-01-12 2008-07-17 Siemens Aktiengesellschaft Druckmessumformer sowie verfahren zum betreiben eines druckmessumformers
US7949432B2 (en) * 2007-02-16 2011-05-24 Nalco Company Method of monitoring surface associated microbiological activity in process streams
US8970829B2 (en) 2009-12-11 2015-03-03 Ecolab Usa Inc. Fouling detection setup and method to detect fouling
WO2014107113A1 (en) * 2013-01-02 2014-07-10 Scale Protection As Scale indication device and method
US20150050012A1 (en) * 2013-08-15 2015-02-19 Yun-Shan Chang Water feeding device of instantaneous heating type and control method thereof
KR102498027B1 (ko) * 2014-04-09 2023-02-10 엔시이에이취코오포레이션 수 시스템에서의 생물막 성장을 감지하기 위한 시스템 및 방법
US9182344B1 (en) * 2014-11-18 2015-11-10 Herbert Mitchell Device for the detector of fouling on optical surfaces of a nephelometric turbidimeter submerged in a liquid
US10197824B2 (en) 2015-01-08 2019-02-05 Ecolab Usa Inc. Method of obtaining or maintaining optical transmittance into deaerated liquid
WO2021194489A1 (en) * 2020-03-25 2021-09-30 Noria Water Technologies, Inc. Method and apparatus for real-time direct surface fouling and scale monitoring of heat transfer surfaces

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3731091A (en) * 1971-06-30 1973-05-01 Combustion Eng Method and means for monitoring the quantity of dispersed oil in water with means for wiping the sample cell
DE2515499C3 (de) * 1975-04-09 1978-11-02 Original Hanau Quarzlampen Gmbh, 6450 Hanau Vorrichtung zur Steuerung des Aufziehens von mindestens einer in einer Färbeflotte enthaltenen Farbkqmponenten auf Textilgut o.dgl
CA1199814A (en) * 1981-11-25 1986-01-28 Par H. Bergstrom Device for measuring fluid consistency
US4906101A (en) * 1986-04-01 1990-03-06 Anheuser-Busch Companies, Inc. Turbidity measuring device and method
US4896047A (en) * 1988-04-11 1990-01-23 Westinghouse Electric Corp. Method and apparatus of periodically obtaining accurate opacity monitor readings of an exhaust gas stream
US4912332A (en) * 1988-06-03 1990-03-27 Research And Development Institute, Inc. At Montana State University Non-destructive methods for detecting organic deposits and removing them

Also Published As

Publication number Publication date
DK0531067T3 (da) 1996-03-18
ATE132253T1 (de) 1996-01-15
AU648928B2 (en) 1994-05-05
EP0531067B1 (en) 1995-12-27
DE69207122T2 (de) 1996-07-11
JPH05209725A (ja) 1993-08-20
JP2686026B2 (ja) 1997-12-08
US5185533A (en) 1993-02-09
AU2131992A (en) 1993-03-11
EP0531067A1 (en) 1993-03-10
GR3019189T3 (en) 1996-06-30
TW221489B (es) 1994-03-01
DE69207122D1 (de) 1996-02-08

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