WO2018084416A1 - Dispositif de mesure de chlore résiduel comportant une fonction de lavage - Google Patents

Dispositif de mesure de chlore résiduel comportant une fonction de lavage Download PDF

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Publication number
WO2018084416A1
WO2018084416A1 PCT/KR2017/009697 KR2017009697W WO2018084416A1 WO 2018084416 A1 WO2018084416 A1 WO 2018084416A1 KR 2017009697 W KR2017009697 W KR 2017009697W WO 2018084416 A1 WO2018084416 A1 WO 2018084416A1
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WO
WIPO (PCT)
Prior art keywords
flow path
light
cleaning
center
measurement cell
Prior art date
Application number
PCT/KR2017/009697
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English (en)
Korean (ko)
Inventor
박규원
김성태
이해돈
김대원
정일희
유관현
류채형
Original Assignee
(주) 테크로스
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 (주) 테크로스 filed Critical (주) 테크로스
Publication of WO2018084416A1 publication Critical patent/WO2018084416A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12—Brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke

Definitions

  • the present invention relates to a residual chlorine measuring apparatus having a cleaning function capable of cleaning a portion through which light passes through the residual chlorine measuring apparatus.
  • ballast water ballast water
  • ballast water is ballast water (ballast water) is introduced into the ship for the ballasting operation (in the case of ballast to improve the balance, safety and maneuvering performance of the ship, etc.) and sail in the ballast state. It is filled in one port and transported to another, and discharged in a new port through a deballasting operation.
  • ballast water ballast water
  • the release of marine organisms and pathogens contained in ballast water carried from remote locations is not only harmful to the new environment, but can also be dangerous to both humans and animals in new ports.
  • ballast water is electrolyzed or injected with chemicals to sterilize during ballasting or deballasting.
  • IMO International Maritime Organization
  • the Convention on the Regulation and Management of Ballast Water and Sediment Emissions "allowing international sailing vessels to install a ballast water treatment system for navigation. It is expected that the market demand for residual chlorine measuring devices, one component of the processing equipment, will increase.
  • the present invention has been invented to solve the above problems, by cleaning the light transmission portion of the residual chlorine measuring device, enabling a precise measurement and maintaining the buffering capacity of the buffer solution to improve the reliability It is an object of the present invention to provide a residual chlorine measuring apparatus having a.
  • the present invention provides a measurement cell having a center flow path for the sample to be measured flows, a sample inflow flow path for allowing the sample to flow into the center flow path and a reagent inflow flow path for the reagent to flow into the center flow path.
  • a light emitting part installed on one side of the measuring cell and irradiating light toward the center channel, a light receiving part on the other side of the measuring cell facing the genital light emitting part, and receiving a light of the light emitting part;
  • a sensor module including a transmissive surface provided on an inner surface of the center flow channel so as to be transmitted to the light receiving unit, and measuring a absorbance of a sample of the center flow path;
  • a cleaning module installed in the measurement cell so as to reciprocate in the center channel and cleaning the transmission surface of the sensor module.
  • the cleaning module the piston extending from the top of the measuring cell toward the center flow path and reciprocating by hydraulic or pneumatic; And a cleaning member installed at a lower end of the piston and cleaning the transmission surface of the sensor module while being in contact with the inner surface of the central flow path by the reciprocating movement of the piston.
  • the piston is characterized in that it is movable while rotating in the center passage.
  • the cleaning member is a brush, silicone or rubber.
  • the organic or inorganic substances attached to the transmission surface of the sensor module may be removed to maintain the optimal transmittance of light transmitted from the light emitting unit to the light receiving unit.
  • FIG. 1 is a perspective view showing a residual chlorine measuring apparatus having a cleaning function according to the present invention
  • FIG. 2 is a cross-sectional view showing the configuration of a residual chlorine measuring device having a cleaning function according to the present invention.
  • FIG. 1 is a perspective view showing a residual chlorine measuring apparatus having a cleaning function according to the present invention
  • Figure 2 is a cross-sectional view showing the configuration of the residual chlorine measuring apparatus having a cleaning function according to the present invention.
  • the residual chlorine measuring device having a cleaning function is to measure the absorbance of the sample to be measured, for example, the measurement cell 100 into which the ballast water flows, the sample inside the measurement cell 100 It includes a sensor module 200 for measuring the residual chlorine concentration by measuring and the cleaning module 300 for cleaning the light transmission portion of the sensor module 200.
  • the measurement cell 100 includes a central flow path 110 formed to penetrate in the vertical direction from the center of the upper surface to the center of the lower surface of the measurement cell 100.
  • the measurement cell 100 includes a sample inflow passage 120 that communicates from the lower side to the center passage 110 so that the sample to be measured flows into the center passage 110.
  • the measurement cell 100 includes reagent inflow paths 130 and 140 that communicate from the upper side of the sample inflow path 10 to the center flow path 110 to allow the reagent to flow into the center flow path 110.
  • the reagent inflow passages 130 and 140 are a colorant reagent inflow passage 130 which induces a color developing reagent that develops a sample when mixed with the sample toward the center passage 110, and a buffer solution inflow passage which buffers a pH change of the sample. 140).
  • the sample outlet 150 provided at the lower end of the measurement cell 100 is provided with an on / off valve (not shown), and the sample, color reagent, and buffer with the on / off valve closed. The solution is mixed in the central flow path 110 to develop a sample.
  • the sensor module 200 includes a light emitting unit 210 and a light receiving unit 220 which are installed to face each other on the left and right sides of the measurement cell 100 with respect to the center channel 110.
  • the sensor module 200 includes a transmission surface 230 provided on an inner surface of the central flow path 110 between the light emitting unit 210 and the light receiving unit 220.
  • the light emitter 210 is installed on the left side of the measurement cell 100 and irradiates light toward the center flow path 110.
  • the light receiver 220 is installed on the right side of the measurement cell 100 to face the light emitter 210 and receives light emitted from the light emitter 210.
  • the light emitting unit 210 and the light receiving unit 220 may be installed in the receiving groove 160 formed on the side of the measuring cell 100 and may not be exposed to the outside of the measuring cell 100.
  • the transmission surface 230 is provided on the inner surface of the central flow path 110 so that the light emitted from the light emitting unit 210 is transmitted to the light receiving unit 220 side.
  • the sensor module 200 measures the absorbance of the light received by the light receiving unit 220 after the light emitted from the light emitting unit 210 passes through the colored sample of the central flow path 110, and quantifies the absorbance measurement value. To calculate the residual chlorine concentration.
  • the cleaning module 300 is installed in the measurement cell 100 so as to reciprocate in the center passage 110, that is, in the vertical direction.
  • the cleaning module 300 cleans the transmission surface 230 of the sensor module 200 while being in contact with the inner surface of the central flow path 110 during movement.
  • the cleaning module 300 is provided at the lower end of the piston 310 and the piston 310 extending into the central flow path 110 from the upper portion of the measurement cell 100, the transmission surface 230 of the sensor module 200 It includes a cleaning member 320 for cleaning.
  • the piston 310 is installed inside the cylinder 330 of the head 311 is provided on the upper portion of the measuring cell 100, and is reciprocated by hydraulic or pneumatic.
  • the cleaning member 320 contacts the inner surface of the central flow path 110 while integrally moving with the piston 310 by the reciprocating movement of the piston 310 to clean the transmission surface 230 of the sensor module 200. do.
  • the cleaning member 320 may be made of a material such as a brush, silicon or rubber, and may include these materials.
  • the cleaning member 320 can clean the transmission surface 230 of the sensor module 200 while reciprocating integrally with the piston 310. Then, the organic or inorganic materials attached to the transmission surface 230 of the sensor module 200 may be removed to maintain the optimum transmittance of light transmitted from the light emitting unit 210 to the light receiving unit 220.
  • the cleaning action of the cleaning module 300 it is possible to remove other samples included in the central flow path 110 at the time of the previous measurement, that is, oxidant and interference. Therefore, it is possible to accurately measure the residual chlorine concentration by minimizing the error of the measured value of the sensor module 200, and improve the buffering capacity of the buffer solution to improve the measurement reliability.
  • the cleaning module 300 described above may be configured to rotate while reciprocating in the vertical direction.
  • the piston 310 may be coupled to the inside of the cylinder 330 through a rotating gear and configured to be rotatable during reciprocating movement.
  • the cleaning member 320 may also effectively clean the transmission surface 230 of the sensor module 200 inside the central flow path 110 while rotating along with the piston 310.

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optical Measuring Cells (AREA)

Abstract

La présente invention concerne un dispositif de mesure de chlore résiduel comportant une fonction de lavage et comprenant : une cellule de mesure pourvue d'un canal central à travers lequel s'écoule un échantillon à mesurer, d'un canal d'introduction d'échantillon permettant à l'échantillon de s'écouler dans le canal central, et d'un canal d'introduction de réactif permettant à un réactif de s'écouler dans le canal central ; un module de capteur qui comprend une partie d'émission de lumière, installée sur un côté de la cellule de mesure, pour émettre de la lumière vers le canal central, une partie de réception de lumière, installée sur l'autre côté de la cellule de mesure de manière à faire face à la partie d'émission de lumière, pour recevoir la lumière de la partie d'émission de lumière, et une surface de transmission disposée sur l'intérieur du canal central, de telle sorte que la lumière émise à partir de la partie d'émission de lumière est transférée à la partie de réception de lumière, et qui mesure la capacité d'absorption de l'échantillon dans le canal central ; et un module de lavage installé dans la cellule de mesure de façon à être animé d'un mouvement de va-et-vient dans le canal central, et à laver la surface de transmission du module de capteur.
PCT/KR2017/009697 2016-11-03 2017-09-05 Dispositif de mesure de chlore résiduel comportant une fonction de lavage WO2018084416A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20160145623 2016-11-03
KR10-2016-0145623 2016-11-03

Publications (1)

Publication Number Publication Date
WO2018084416A1 true WO2018084416A1 (fr) 2018-05-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102679437B1 (ko) * 2023-11-29 2024-06-28 동문이엔티(주) 탁도 측정 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0566546U (ja) * 1992-02-17 1993-09-03 横河電機株式会社 分析計における洗浄機構
JPH07243964A (ja) * 1994-03-07 1995-09-19 Doriko Kk 水質測定装置及び水質測定方法、並びに排水処理方法
JP2007093398A (ja) * 2005-09-29 2007-04-12 Miura Co Ltd 残留塩素濃度の測定方法および測定装置
KR20090100053A (ko) * 2008-03-19 2009-09-23 대윤계기산업 주식회사 온라인 부유물질 측정기
KR20150101142A (ko) * 2014-02-26 2015-09-03 주식회사 미성에스앤아이 잔류염소 측정장치 및 이를 이용한 다목적 온라인 잔류염소 측정시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0566546U (ja) * 1992-02-17 1993-09-03 横河電機株式会社 分析計における洗浄機構
JPH07243964A (ja) * 1994-03-07 1995-09-19 Doriko Kk 水質測定装置及び水質測定方法、並びに排水処理方法
JP2007093398A (ja) * 2005-09-29 2007-04-12 Miura Co Ltd 残留塩素濃度の測定方法および測定装置
KR20090100053A (ko) * 2008-03-19 2009-09-23 대윤계기산업 주식회사 온라인 부유물질 측정기
KR20150101142A (ko) * 2014-02-26 2015-09-03 주식회사 미성에스앤아이 잔류염소 측정장치 및 이를 이용한 다목적 온라인 잔류염소 측정시스템

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102679437B1 (ko) * 2023-11-29 2024-06-28 동문이엔티(주) 탁도 측정 장치

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