WO2012099963A3 - Diesel exhaust fluid tank venting system - Google Patents

Diesel exhaust fluid tank venting system Download PDF

Info

Publication number
WO2012099963A3
WO2012099963A3 PCT/US2012/021725 US2012021725W WO2012099963A3 WO 2012099963 A3 WO2012099963 A3 WO 2012099963A3 US 2012021725 W US2012021725 W US 2012021725W WO 2012099963 A3 WO2012099963 A3 WO 2012099963A3
Authority
WO
WIPO (PCT)
Prior art keywords
diesel exhaust
exhaust fluid
fluid tank
tank
venting system
Prior art date
Application number
PCT/US2012/021725
Other languages
French (fr)
Other versions
WO2012099963A2 (en
Inventor
Paul C. WETZEL
Jason M. Crawford
Original Assignee
Stant Usa Corp.
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 Stant Usa Corp. filed Critical Stant Usa Corp.
Priority to CA2824340A priority Critical patent/CA2824340C/en
Priority to EP12736345.5A priority patent/EP2665902B1/en
Publication of WO2012099963A2 publication Critical patent/WO2012099963A2/en
Publication of WO2012099963A3 publication Critical patent/WO2012099963A3/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/035—Fuel tanks characterised by venting means
    • B60K15/03519—Valve arrangements in the vent line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/035—Fuel tanks characterised by venting means
    • B60K2015/03561—Venting means working at specific times
    • B60K2015/03576—Venting during filling the reservoir
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
    • F01N2610/1413—Inlet and filling arrangements therefore
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
    • F01N2610/142—Controlling the filling of the tank
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1466—Means for venting air out of conduits or tanks
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/2931—Diverse fluid containing pressure systems
    • Y10T137/3003—Fluid separating traps or vents
    • Y10T137/3084—Discriminating outlet for gas
    • Y10T137/309—Fluid sensing valve
    • Y10T137/3099—Float responsive
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86485—Line condition change responsive release of valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

An exhaust after-treatment system associated with a diesel engine includes a diesel exhaust fluid storage unit. The storage unit includes a diesel exhaust fluid tank and a vent system coupled to the tank and configured to regulate flow of air into the tank and fluid vapor out of the tank.
PCT/US2012/021725 2011-01-18 2012-01-18 Diesel exhaust fluid tank venting system WO2012099963A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA2824340A CA2824340C (en) 2011-01-18 2012-01-18 Diesel exhaust fluid tank venting system
EP12736345.5A EP2665902B1 (en) 2011-01-18 2012-01-18 Diesel exhaust fluid tank venting system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161433639P 2011-01-18 2011-01-18
US61/433,639 2011-01-18

Publications (2)

Publication Number Publication Date
WO2012099963A2 WO2012099963A2 (en) 2012-07-26
WO2012099963A3 true WO2012099963A3 (en) 2012-11-01

Family

ID=46516348

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2012/021725 WO2012099963A2 (en) 2011-01-18 2012-01-18 Diesel exhaust fluid tank venting system

Country Status (4)

Country Link
US (1) US8967181B2 (en)
EP (1) EP2665902B1 (en)
CA (1) CA2824340C (en)
WO (1) WO2012099963A2 (en)

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US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9194261B2 (en) 2011-03-18 2015-11-24 Eaton Corporation Custom VVA rocker arms for left hand and right hand orientations
US11181013B2 (en) 2009-07-22 2021-11-23 Eaton Intelligent Power Limited Cylinder head arrangement for variable valve actuation rocker arm assemblies
US10087790B2 (en) 2009-07-22 2018-10-02 Eaton Corporation Cylinder head arrangement for variable valve actuation rocker arm assemblies
US9885258B2 (en) 2010-03-19 2018-02-06 Eaton Corporation Latch interface for a valve actuating device
US9874122B2 (en) 2010-03-19 2018-01-23 Eaton Corporation Rocker assembly having improved durability
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WO2016111810A1 (en) * 2014-12-18 2016-07-14 Eaton Corporation Fuel limit vent valve having vapor permeable membrane
US9468875B2 (en) * 2014-01-14 2016-10-18 Caterpillar Inc. Filter system and filtration method for fluid reservoirs
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US10328366B2 (en) * 2015-05-21 2019-06-25 Caterpillar Inc. Fluid reservoir having inlet filtering
US10113463B2 (en) 2015-10-13 2018-10-30 Clark Equipment Company Remote fluid supply for an engine
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US10329995B1 (en) * 2018-01-11 2019-06-25 GM Global Technology Operations LLC Engine and coolant system control systems and methods
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US10940755B2 (en) * 2018-11-15 2021-03-09 Stant Usa Corp. Diesel exhaust fluid tank venting system
US11059369B2 (en) 2018-11-15 2021-07-13 Stant Usa Corp. Diesel exhaust fluid tank venting system
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Also Published As

Publication number Publication date
EP2665902A4 (en) 2017-04-19
US20120186677A1 (en) 2012-07-26
WO2012099963A2 (en) 2012-07-26
CA2824340C (en) 2015-12-22
US8967181B2 (en) 2015-03-03
EP2665902B1 (en) 2018-11-07
EP2665902A2 (en) 2013-11-27
CA2824340A1 (en) 2012-07-26

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