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BRPI0809737A2 - Método e sistema para medição de ph - Google Patents

Método e sistema para medição de ph

Info

Publication number
BRPI0809737A2
BRPI0809737A2 BRPI0809737-2A2A BRPI0809737A BRPI0809737A2 BR PI0809737 A2 BRPI0809737 A2 BR PI0809737A2 BR PI0809737 A BRPI0809737 A BR PI0809737A BR PI0809737 A2 BRPI0809737 A2 BR PI0809737A2
Authority
BR
Brazil
Prior art keywords
measurement method
measurement
Prior art date
Application number
BRPI0809737-2A2A
Other languages
English (en)
Inventor
Caibin Xaio
Bingzhi Chen
Weiyi Cui
Li Zhang
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BRPI0809737A2 publication Critical patent/BRPI0809737A2/pt

Links

Classifications

    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • G01N21/80—Indicating pH value
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/10—Composition for standardization, calibration, simulation, stabilization, preparation or preservation; processes of use in preparation for chemical testing

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
BRPI0809737-2A2A 2007-05-07 2008-04-15 Método e sistema para medição de ph BRPI0809737A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/800,746 US7883898B2 (en) 2007-05-07 2007-05-07 Method and apparatus for measuring pH of low alkalinity solutions
PCT/US2008/060321 WO2008137260A1 (en) 2007-05-07 2008-04-15 Method and apparatus for measuring ph of low alkalinity solutions

Publications (1)

Publication Number Publication Date
BRPI0809737A2 true BRPI0809737A2 (pt) 2014-10-14

Family

ID=39561884

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0809737-2A2A BRPI0809737A2 (pt) 2007-05-07 2008-04-15 Método e sistema para medição de ph

Country Status (16)

Country Link
US (3) US7883898B2 (pt)
EP (1) EP2145174B1 (pt)
JP (1) JP5221646B2 (pt)
KR (1) KR101462295B1 (pt)
CN (1) CN101675331B (pt)
AR (1) AR066368A1 (pt)
AU (1) AU2008247975B2 (pt)
BR (1) BRPI0809737A2 (pt)
CA (1) CA2685677C (pt)
CL (1) CL2008001286A1 (pt)
MX (1) MX2009012072A (pt)
MY (1) MY151097A (pt)
NZ (1) NZ580942A (pt)
RU (1) RU2456578C2 (pt)
TW (1) TWI449896B (pt)
WO (1) WO2008137260A1 (pt)

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RU2573453C1 (ru) * 2014-08-14 2016-01-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановский государственный энергетический университет имени В.И. Ленина" (ИГЭУ) СПОСОБ ОПРЕДЕЛЕНИЯ pH МАЛОБУФЕРНЫХ ПРЕДЕЛЬНО РАЗБАВЛЕННЫХ ВОДНЫХ РАСТВОРОВ ТИПА КОНДЕНСАТА
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RU2578045C1 (ru) * 2014-11-06 2016-03-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановский государственный энергетический университет имени В.И. Ленина" (ИГЭУ) СПОСОБ АВТОМАТИЧЕСКОГО РЕГУЛИРОВАНИЯ ВЕЛИЧИНЫ pH ЦИРКУЛЯЦИОННОЙ ВОДЫ КОНТУРА ОХЛАЖДЕНИЯ СТАТОРА ЭЛЕКТРОГЕНЕРАТОРА ПАРОВОЙ ТУРБИНЫ
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CN106338511A (zh) * 2016-09-18 2017-01-18 国网福建省电力有限公司 一种自动试验变压器用绝缘纸酸值装置及方法
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CN107703254B (zh) * 2017-09-14 2020-09-29 中国神华能源股份有限公司 一种检测乳化炸药中硝酸铵溶液pH值是否合格的方法
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CN110412023A (zh) * 2018-04-27 2019-11-05 大连理工大学 一种快速评价堆肥腐熟度的试剂盒及其使用方法
CN109632674A (zh) * 2019-01-29 2019-04-16 厦门鲎试剂生物科技股份有限公司 一种检测样品pH值的方法
JP7415437B2 (ja) * 2019-10-25 2024-01-17 三浦工業株式会社 ボイラ水のｐＨ調整方法
FR3105424B1 (fr) * 2019-12-23 2022-01-14 Commissariat Energie Atomique Procédés de détermination de l’acidité d’une solution aqueuse acide
RU2735487C1 (ru) * 2020-03-13 2020-11-03 Лариса Васильевна Атрепьева Способ исследования активной реакции среды для онлайн-мониторинга водных объектов и гидротехнических сооружений
JP7427519B2 (ja) * 2020-04-28 2024-02-05 オルガノ株式会社 ｐＨ測定システム及びｐＨ測定方法
CN115165825B (zh) * 2022-06-28 2024-12-17 华设设计集团股份有限公司 一种基于三维荧光光谱评估印染行业废水可生化性的方法
CN119086461A (zh) * 2024-08-19 2024-12-06 河海大学 水中氟离子的多通道定量检测装置及检测方法

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Also Published As

Publication number Publication date
EP2145174B1 (en) 2019-02-13
US20080280373A1 (en) 2008-11-13
US8148166B2 (en) 2012-04-03
WO2008137260A1 (en) 2008-11-13
AU2008247975B2 (en) 2013-04-18
HK1142132A1 (en) 2010-11-26
JP2010527001A (ja) 2010-08-05
EP2145174A1 (en) 2010-01-20
US8076153B2 (en) 2011-12-13
MX2009012072A (es) 2009-11-19
CA2685677C (en) 2017-01-10
KR101462295B1 (ko) 2014-11-14
TW200912285A (en) 2009-03-16
AR066368A1 (es) 2009-08-12
CN101675331A (zh) 2010-03-17
AU2008247975A1 (en) 2008-11-13
US7883898B2 (en) 2011-02-08
RU2456578C2 (ru) 2012-07-20
MY151097A (en) 2014-04-15
RU2009145112A (ru) 2011-06-20
CN101675331B (zh) 2012-06-27
CA2685677A1 (en) 2008-11-13
KR20100016248A (ko) 2010-02-12
JP5221646B2 (ja) 2013-06-26
TWI449896B (zh) 2014-08-21
US20110091985A1 (en) 2011-04-21
US20110217213A1 (en) 2011-09-08
NZ580942A (en) 2011-05-27
CL2008001286A1 (es) 2008-12-26

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