DK201300257A1 - Free water in scavenge air sensor system and method for monitoring free water in scavenge air - Google Patents

Free water in scavenge air sensor system and method for monitoring free water in scavenge air

Info

Publication number
DK201300257A1
DK201300257A1 DKPA201300257A DKPA201300257A DK201300257A1 DK 201300257 A1 DK201300257 A1 DK 201300257A1 DK PA201300257 A DKPA201300257 A DK PA201300257A DK PA201300257 A DKPA201300257 A DK PA201300257A DK 201300257 A1 DK201300257 A1 DK 201300257A1
Authority
DK
Denmark
Prior art keywords
free water
scavenge air
sensor system
monitoring
scavenge
Prior art date
Application number
DKPA201300257A
Other languages
Danish (da)
Inventor
Jessen Poul
Laungaard Søren
Original Assignee
Paj Sensor As
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 Paj Sensor As filed Critical Paj Sensor As
Priority to DKPA201300257A priority Critical patent/DK201300257A1/en
Priority to PCT/DK2014/050106 priority patent/WO2014177150A1/en
Publication of DK201300257A1 publication Critical patent/DK201300257A1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • G01N25/58—Investigating or analyzing materials by the use of thermal means by investigating moisture content by measuring changes of properties of the material due to heat, cold or expansion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/45—Sensors specially adapted for EGR systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10373—Sensors for intake systems
    • F02M35/10393—Sensors for intake systems for characterising a multi-component mixture, e.g. for the composition such as humidity, density or viscosity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity

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)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Abstract

A sensor system and method for measuring free water in air in an environment, for example the scavenge air intake for an engine, with a sensor unit comprising a heated and non-heated filter or chamber with two separate sensors providing electronic signals indicative of the degree of free water in the air.
DKPA201300257A 2013-05-01 2013-05-01 Free water in scavenge air sensor system and method for monitoring free water in scavenge air DK201300257A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DKPA201300257A DK201300257A1 (en) 2013-05-01 2013-05-01 Free water in scavenge air sensor system and method for monitoring free water in scavenge air
PCT/DK2014/050106 WO2014177150A1 (en) 2013-05-01 2014-04-22 Free water in scavenge air sensor system and method for monitoring free water in scavenge air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DKPA201300257A DK201300257A1 (en) 2013-05-01 2013-05-01 Free water in scavenge air sensor system and method for monitoring free water in scavenge air

Publications (1)

Publication Number Publication Date
DK201300257A1 true DK201300257A1 (en) 2014-11-02

Family

ID=51843189

Family Applications (1)

Application Number Title Priority Date Filing Date
DKPA201300257A DK201300257A1 (en) 2013-05-01 2013-05-01 Free water in scavenge air sensor system and method for monitoring free water in scavenge air

Country Status (2)

Country Link
DK (1) DK201300257A1 (en)
WO (1) WO2014177150A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942763A (en) * 1988-03-23 1990-07-24 Harpster Joseph W Flow sensor assembly
US7360416B2 (en) * 2005-07-07 2008-04-22 Ricoh Company, Ltd. Non-contact condensation detecting apparatus
JP5178388B2 (en) * 2008-08-11 2013-04-10 日立オートモティブシステムズ株式会社 Air flow measurement device
JP2012083119A (en) * 2010-10-07 2012-04-26 Hitachi Automotive Systems Ltd Sensor structure
DE102010043083A1 (en) * 2010-10-28 2012-05-03 Robert Bosch Gmbh Sensor device for detecting a flow characteristic of a fluid medium

Also Published As

Publication number Publication date
WO2014177150A1 (en) 2014-11-06

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Legal Events

Date Code Title Description
PHB Application deemed withdrawn due to non-payment or other reasons

Effective date: 20150825