DE3131546C2 - - Google Patents

Info

Publication number
DE3131546C2
DE3131546C2 DE19813131546 DE3131546A DE3131546C2 DE 3131546 C2 DE3131546 C2 DE 3131546C2 DE 19813131546 DE19813131546 DE 19813131546 DE 3131546 A DE3131546 A DE 3131546A DE 3131546 C2 DE3131546 C2 DE 3131546C2
Authority
DE
Germany
Prior art keywords
light source
separator according
resistor
electrical
electrical separator
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
DE19813131546
Other languages
German (de)
English (en)
Other versions
DE3131546A1 (de
Inventor
Bernd Ing.(Grad.) 8720 Schweinfurt De Hengst
Norbert 8740 Bad Neustadt De Schmitt
Arthur 8726 Gochsheim De Laun
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.)
ZF Friedrichshafen AG
Original Assignee
Fichtel and Sachs AG
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 Fichtel and Sachs AG filed Critical Fichtel and Sachs AG
Priority to DE19813131546 priority Critical patent/DE3131546A1/de
Publication of DE3131546A1 publication Critical patent/DE3131546A1/de
Application granted granted Critical
Publication of DE3131546C2 publication Critical patent/DE3131546C2/de
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34Constructional details or accessories or operation thereof
    • B03C3/66Applications of electricity supply techniques
    • B03C3/68Control systems therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection

Landscapes

  • 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)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Electrostatic Separation (AREA)
DE19813131546 1981-08-08 1981-08-08 Verschmutzungsanzeige fuer elektrostatische filter Granted DE3131546A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19813131546 DE3131546A1 (de) 1981-08-08 1981-08-08 Verschmutzungsanzeige fuer elektrostatische filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813131546 DE3131546A1 (de) 1981-08-08 1981-08-08 Verschmutzungsanzeige fuer elektrostatische filter

Publications (2)

Publication Number Publication Date
DE3131546A1 DE3131546A1 (de) 1983-03-17
DE3131546C2 true DE3131546C2 (cg-RX-API-DMAC7.html) 1989-05-11

Family

ID=6138983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813131546 Granted DE3131546A1 (de) 1981-08-08 1981-08-08 Verschmutzungsanzeige fuer elektrostatische filter

Country Status (1)

Country Link
DE (1) DE3131546A1 (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9213737D0 (en) * 1992-06-29 1992-08-12 Nycomed Pharma As Light measurement
US5679137A (en) * 1995-06-07 1997-10-21 Honeywell Inc. Optical dirty cell sensor for an electronic air cleaner

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711210A (en) * 1971-07-06 1973-01-16 R Krukowski Smoke meter

Also Published As

Publication number Publication date
DE3131546A1 (de) 1983-03-17

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee