JPH0350978B2 - - Google Patents

Info

Publication number
JPH0350978B2
JPH0350978B2 JP8306884A JP8306884A JPH0350978B2 JP H0350978 B2 JPH0350978 B2 JP H0350978B2 JP 8306884 A JP8306884 A JP 8306884A JP 8306884 A JP8306884 A JP 8306884A JP H0350978 B2 JPH0350978 B2 JP H0350978B2
Authority
JP
Japan
Prior art keywords
measurement
cell
thermal conductivity
gas
measuring
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
Application number
JP8306884A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59208447A (ja
Inventor
Rotsushaa Herumuuto
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.)
HEREUSU INSUTSURUMENTSU GmbH
Original Assignee
HEREUSU INSUTSURUMENTSU GmbH
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 HEREUSU INSUTSURUMENTSU GmbH filed Critical HEREUSU INSUTSURUMENTSU GmbH
Publication of JPS59208447A publication Critical patent/JPS59208447A/ja
Publication of JPH0350978B2 publication Critical patent/JPH0350978B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/30Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
    • C12M41/34Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration of gas
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/48Automatic or computerized control
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416Systems
    • G01N27/4163Systems checking the operation of, or calibrating, the measuring apparatus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Analytical Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Sustainable Development (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Genetics & Genomics (AREA)
  • Biomedical Technology (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP8306884A 1983-04-26 1984-04-26 通気培養槽中の熱伝導度測定セル中のゼロ点調整方法 Granted JPS59208447A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833315085 DE3315085C2 (de) 1983-04-26 1983-04-26 Verfahren zur Nullpunktkontrolle an Wärmeleitfähigkeitsmeßzellen in Begasungsbrutschränken
DE3315085.0 1983-04-26

Publications (2)

Publication Number Publication Date
JPS59208447A JPS59208447A (ja) 1984-11-26
JPH0350978B2 true JPH0350978B2 (fr) 1991-08-05

Family

ID=6197395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8306884A Granted JPS59208447A (ja) 1983-04-26 1984-04-26 通気培養槽中の熱伝導度測定セル中のゼロ点調整方法

Country Status (5)

Country Link
JP (1) JPS59208447A (fr)
DE (1) DE3315085C2 (fr)
FR (1) FR2545219A1 (fr)
GB (1) GB2138949B (fr)
SE (1) SE8402259L (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2237880A (en) * 1989-10-24 1991-05-15 British Gas Plc Determining concentration of pollutant gas in an atmosphere
DE4143092A1 (de) * 1991-12-27 1993-07-01 Bayer Ag Gasspurenmesssystem
US5623105A (en) * 1992-10-21 1997-04-22 Prolong Systems, Inc. Oxygen/carbon dioxide sensor and controller for a refrigerated controlled atmosphere shipping container
CH686055A5 (de) * 1993-10-14 1995-12-15 Apv Schweiz Ag Verfahren zur Durchfuhrung eines automatischen, periodischen Nullpunktabgleichs.
JP3325673B2 (ja) * 1993-10-25 2002-09-17 アークレイ株式会社 呼気中の成分濃度補正方法及び呼気分析装置
US5418131A (en) * 1994-04-13 1995-05-23 General Signal Corporation Humidity compensated carbon dioxide gas measurement and control
DE19637520C1 (de) * 1996-09-13 1998-03-12 Heraeus Instr Gmbh Verfahren zum Nullpunktabgleich einer Wärmeleitfähigkeits-Meßzelle zur CO¶2¶-Messung in einem Begasungsbrutschrank
US6588250B2 (en) * 2001-04-27 2003-07-08 Edwards Systems Technology, Inc. Automatic calibration mode for carbon dioxide sensor
JP2004113153A (ja) * 2002-09-27 2004-04-15 Sanyo Electric Co Ltd Co2インキュベータ
JP2008220235A (ja) * 2007-03-12 2008-09-25 Sanyo Electric Co Ltd 培養装置
CN109946429A (zh) * 2019-03-27 2019-06-28 合肥皓天智能科技有限公司 一种新型智能二氧化碳控制装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924446C2 (de) * 1979-06-18 1982-09-16 W.C. Heraeus Gmbh, 6450 Hanau Verfahren und Vorrichtung zum Kultivieren von Zellen und Geweben von Menschen und Tieren oder von Mikroorganismen
DE3047601A1 (de) * 1980-12-17 1982-07-22 Leybold-Heraeus GmbH, 5000 Köln Messeinrichtung fuer gasanalysengeraete zur bestimmung der waermeleitfaehigkeit von gasen

Also Published As

Publication number Publication date
DE3315085A1 (de) 1984-10-31
SE8402259L (sv) 1984-10-27
SE8402259D0 (sv) 1984-04-25
JPS59208447A (ja) 1984-11-26
GB2138949B (en) 1986-08-28
FR2545219A1 (fr) 1984-11-02
GB2138949A (en) 1984-10-31
GB8410531D0 (en) 1984-05-31
DE3315085C2 (de) 1985-09-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term