JP2011025238A - 膜媒体を用いた高性能ガスタービン吸込フィルター（ｈｅｐａ） - Google Patents

膜媒体を用いた高性能ガスタービン吸込フィルター（ｈｅｐａ） Download PDF

Info

Publication number
JP2011025238A
JP2011025238A JP2010162390A JP2010162390A JP2011025238A JP 2011025238 A JP2011025238 A JP 2011025238A JP 2010162390 A JP2010162390 A JP 2010162390A JP 2010162390 A JP2010162390 A JP 2010162390A JP 2011025238 A JP2011025238 A JP 2011025238A
Authority
JP
Japan
Prior art keywords
filter media
composite filter
surface layer
media structure
composite
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.)
Pending
Application number
JP2010162390A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011025238A5 (enExample
Inventor
Alan Smithies
アラン・スミシーズ
Jack T Clements
ジャック・ティー・クレメンツ
Cynthia Polizzi
シンシア・ポリッチ
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.)
BHA Group Inc
Original Assignee
BHA Group Inc
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 BHA Group Inc filed Critical BHA Group Inc
Publication of JP2011025238A publication Critical patent/JP2011025238A/ja
Publication of JP2011025238A5 publication Critical patent/JP2011025238A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/05—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles
    • F02C7/052—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles with dust-separation devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1692—Other shaped material, e.g. perforated or porous sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/525—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes
    • B01D46/526—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes in stacked arrangement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/30—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being formed of particles, e.g. chips, granules, powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0668—The layers being joined by heat or melt-bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/069—Special geometry of layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1258—Permeability
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0292—Polyurethane fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/12—Conjugate fibres, e.g. core/sheath or side-by-side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/02—Synthetic macromolecular particles
    • B32B2264/0214—Particles made of materials belonging to B32B27/00
    • B32B2264/0257—Polyolefin particles, e.g. polyethylene or polypropylene homopolymers or ethylene-propylene copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2597/00—Tubular articles, e.g. hoses, pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/18—Aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2010162390A 2009-07-22 2010-07-20 膜媒体を用いた高性能ガスタービン吸込フィルター（ｈｅｐａ） Pending JP2011025238A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/507,334 US8262780B2 (en) 2009-07-22 2009-07-22 High performance gas turbine inlet filter (HEPA) using membrane media

Publications (2)

Publication Number Publication Date
JP2011025238A true JP2011025238A (ja) 2011-02-10
JP2011025238A5 JP2011025238A5 (enExample) 2013-09-05

Family

ID=43496078

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010162390A Pending JP2011025238A (ja) 2009-07-22 2010-07-20 膜媒体を用いた高性能ガスタービン吸込フィルター（ｈｅｐａ）

Country Status (3)

Country Link
US (1) US8262780B2 (enExample)
JP (1) JP2011025238A (enExample)
CN (1) CN101963102B (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD677370S1 (en) * 2010-06-23 2013-03-05 Donaldson Company, Inc. Filter element having wavy appearance
WO2013031228A1 (ja) * 2011-08-31 2013-03-07 ダイキン工業株式会社 エアフィルタ用濾材及びエアフィルタユニット
CN103566658A (zh) * 2012-07-19 2014-02-12 苏州托普斯环保科技有限公司 一种膜复合过滤材料及其加工工艺
WO2015060364A1 (ja) 2013-10-23 2015-04-30 ダイキン工業株式会社 エンボス加工されたエアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエンボス加工されたエアフィルタ用濾材の製造方法
CN106076000A (zh) * 2016-06-22 2016-11-09 东华大学 一种添加增能助剂的多层熔喷复合过滤材料及其制备方法

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8257459B2 (en) 2007-02-28 2012-09-04 Hollingsworth & Vose Company Waved filter media and elements
US7883562B2 (en) 2007-02-28 2011-02-08 Hollingsworth & Vose Company Waved filter media and elements
US10286407B2 (en) 2007-11-29 2019-05-14 General Electric Company Inertial separator
US8673040B2 (en) 2008-06-13 2014-03-18 Donaldson Company, Inc. Filter construction for use with air in-take for gas turbine and methods
EP2849869B1 (en) * 2012-05-15 2016-06-29 Camfil AB Multilayer filter media
US9120046B2 (en) 2012-08-01 2015-09-01 Bha Altair, Llc Filter media and filter device comprised thereof
US9291101B2 (en) 2013-02-28 2016-03-22 United Technologies Corporation Gas turbine engine inlet wall design
US9463594B2 (en) 2013-03-13 2016-10-11 Braden Manufacturing, Llc Method and apparatus for corrugating filter media
US9084956B2 (en) * 2013-03-18 2015-07-21 Camfil Usa, Inc. Dust collector with monitor air filter
US9492780B2 (en) 2014-01-16 2016-11-15 Bha Altair, Llc Gas turbine inlet gas phase contaminant removal
US10975731B2 (en) 2014-05-29 2021-04-13 General Electric Company Turbine engine, components, and methods of cooling same
US9915176B2 (en) 2014-05-29 2018-03-13 General Electric Company Shroud assembly for turbine engine
CA2949547A1 (en) 2014-05-29 2016-02-18 General Electric Company Turbine engine and particle separators therefore
US11033845B2 (en) 2014-05-29 2021-06-15 General Electric Company Turbine engine and particle separators therefore
US10441909B2 (en) * 2014-06-25 2019-10-15 Hollingsworth & Vose Company Filter media including oriented fibers
US10502136B2 (en) 2014-10-06 2019-12-10 Bha Altair, Llc Filtration system for use in a gas turbine engine assembly and method of assembling thereof
US10036319B2 (en) 2014-10-31 2018-07-31 General Electric Company Separator assembly for a gas turbine engine
US10167725B2 (en) 2014-10-31 2019-01-01 General Electric Company Engine component for a turbine engine
US11278833B2 (en) 2015-08-17 2022-03-22 Parker-Hamilton Corporation Filter media packs, methods of making, and ultrasonic cutting or welding
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10561972B2 (en) 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10428664B2 (en) 2015-10-15 2019-10-01 General Electric Company Nozzle for a gas turbine engine
US9988936B2 (en) 2015-10-15 2018-06-05 General Electric Company Shroud assembly for a gas turbine engine
US10099804B2 (en) 2016-06-16 2018-10-16 General Electric Company Environmental impact assessment system
US10704425B2 (en) 2016-07-14 2020-07-07 General Electric Company Assembly for a gas turbine engine
DE112019004484B4 (de) 2018-09-07 2023-12-21 Parker-Hannifin Corporation Luftfiltermedienherstellungsverfahren und Werkzeug dafür sowie System zum Ausbilden einer Geometrie in einer Filtermedienbahn.
US20210031129A1 (en) * 2019-07-31 2021-02-04 Johns Manville Cleanable filter medium
WO2021203067A1 (en) * 2020-04-03 2021-10-07 Donaldson Company, Inc. Filtration composites
CN113181712A (zh) * 2021-04-16 2021-07-30 昆山卓景电子科技有限公司 一种具骨架的波浪形滤布加工设备及使用方法
US20220362696A1 (en) * 2021-05-13 2022-11-17 Purafil, Inc. Antimicrobial filter media
CA3255509A1 (en) 2022-04-19 2023-10-26 Parker Hannifin Corp THERMAL STRATIFICATION OF A CELLULOSE SUBSTRATE WITH AN EPTFE MEMBRANE

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5409515A (en) * 1992-01-14 1995-04-25 Daikin Industries, Ltd. Filter apparatus and filter element
JPH07185267A (ja) * 1993-12-28 1995-07-25 Kurabo Ind Ltd フィルターエレメントとその製法
WO1998026860A1 (en) * 1996-12-04 1998-06-25 Daikin Industries, Ltd. Filter medium and air filter unit using the same
JPH10211409A (ja) * 1997-01-28 1998-08-11 Nippon Muki Co Ltd エアフィルタ用濾材並びにエアフィルタ
JP2000042322A (ja) * 1992-01-14 2000-02-15 Daikin Ind Ltd 濾材用補強シ―ト、エアフィルタ用濾材およびエアフィルタ装置
JP2002346319A (ja) * 2001-05-21 2002-12-03 Nitto Denko Corp タービン用吸気フィルタ濾材
US20030140606A1 (en) * 2002-01-31 2003-07-31 Alan Smithies High efficiency particulate air rated vacuum bag media and an associated method of production
JP2003306863A (ja) * 2002-04-17 2003-10-31 Toyobo Co Ltd ポリエステル系長繊維不織布およびそれを用いた分離膜
JP2006075757A (ja) * 2004-09-10 2006-03-23 Nitto Denko Corp フィルタユニット
JP2006150275A (ja) * 2004-11-30 2006-06-15 Nitto Denko Corp フィルタ濾材の製造方法
JP2008525692A (ja) * 2004-12-23 2008-07-17 ダブリュ．エル．ゴア アンド アソシエーツ，ゲゼルシャフト ミット ベシュレンクテル ハフツング タービン空気吸入口フィルター
US20080314011A1 (en) * 2007-03-05 2008-12-25 Alan Smithies Filter element including a composite filter media

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW438678B (en) * 1996-08-09 2001-06-07 Daikin Ind Ltd Fire-retardant filter medium and air filter unit using the same
JP3365617B2 (ja) * 1998-06-11 2003-01-14 日東電工株式会社 エアフィルタ用濾材の製造方法
US6110249A (en) * 1999-03-26 2000-08-29 Bha Technologies, Inc. Filter element with membrane and bicomponent substrate
RU2300543C2 (ru) * 2001-05-31 2007-06-10 Дональдсон Компани, Инк. Составы тонкого волокна, способы их получения, способ изготовления тонковолокнистого материала
BRPI0520889B1 (pt) * 2004-11-05 2020-11-03 Donaldson Company, Inc. método de filtração de uma corrente líquida e método de filtração de um fluido aquecido
US20090071114A1 (en) 2007-03-05 2009-03-19 Alan Smithies Gas turbine inlet air filtration filter element
US8308834B2 (en) * 2007-03-05 2012-11-13 Bha Group, Inc. Composite filter media
US20080217241A1 (en) * 2007-03-05 2008-09-11 Alan Smithies Composite filter media and methods of manufacture
US7927540B2 (en) * 2007-03-05 2011-04-19 Bha Group, Inc. Method of manufacturing a composite filter media
CN101352632A (zh) * 2007-03-05 2009-01-28 Bha控股公司 复合的过滤介质和制造方法
US20080315465A1 (en) * 2007-03-05 2008-12-25 Alan Smithies Method of manufacturing composite filter media
US7837756B2 (en) * 2007-04-05 2010-11-23 Aaf-Mcquay Inc. Filter with ePTFE and method of forming
US8404029B2 (en) * 2007-06-14 2013-03-26 Donaldson Company, Inc. Crankcase ventilation filter arrangments; components; and, methods
US8206481B2 (en) * 2009-02-27 2012-06-26 Bha Group, Inc. HEPA (H-10) performance synthetic nonwoven and nanofiber composite filter media

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5409515A (en) * 1992-01-14 1995-04-25 Daikin Industries, Ltd. Filter apparatus and filter element
JP2000042322A (ja) * 1992-01-14 2000-02-15 Daikin Ind Ltd 濾材用補強シ―ト、エアフィルタ用濾材およびエアフィルタ装置
JPH07185267A (ja) * 1993-12-28 1995-07-25 Kurabo Ind Ltd フィルターエレメントとその製法
WO1998026860A1 (en) * 1996-12-04 1998-06-25 Daikin Industries, Ltd. Filter medium and air filter unit using the same
JPH10211409A (ja) * 1997-01-28 1998-08-11 Nippon Muki Co Ltd エアフィルタ用濾材並びにエアフィルタ
US20030005669A1 (en) * 2001-05-21 2003-01-09 Nitto Denko Corporation Turbine air filter media
JP2002346319A (ja) * 2001-05-21 2002-12-03 Nitto Denko Corp タービン用吸気フィルタ濾材
US20030140606A1 (en) * 2002-01-31 2003-07-31 Alan Smithies High efficiency particulate air rated vacuum bag media and an associated method of production
JP2003306863A (ja) * 2002-04-17 2003-10-31 Toyobo Co Ltd ポリエステル系長繊維不織布およびそれを用いた分離膜
JP2006075757A (ja) * 2004-09-10 2006-03-23 Nitto Denko Corp フィルタユニット
JP2006150275A (ja) * 2004-11-30 2006-06-15 Nitto Denko Corp フィルタ濾材の製造方法
JP2008525692A (ja) * 2004-12-23 2008-07-17 ダブリュ．エル．ゴア アンド アソシエーツ，ゲゼルシャフト ミット ベシュレンクテル ハフツング タービン空気吸入口フィルター
US20080314011A1 (en) * 2007-03-05 2008-12-25 Alan Smithies Filter element including a composite filter media

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD677370S1 (en) * 2010-06-23 2013-03-05 Donaldson Company, Inc. Filter element having wavy appearance
WO2013031228A1 (ja) * 2011-08-31 2013-03-07 ダイキン工業株式会社 エアフィルタ用濾材及びエアフィルタユニット
JP2013052321A (ja) * 2011-08-31 2013-03-21 Daikin Industries Ltd エアフィルタ用濾材及びエアフィルタユニット
CN103857455A (zh) * 2011-08-31 2014-06-11 大金工业株式会社 空气过滤器用滤材及空气过滤器单元
US9242201B2 (en) 2011-08-31 2016-01-26 Daikin Industries, Ltd. Filter medium for air filter and filter unit
CN103566658A (zh) * 2012-07-19 2014-02-12 苏州托普斯环保科技有限公司 一种膜复合过滤材料及其加工工艺
WO2015060364A1 (ja) 2013-10-23 2015-04-30 ダイキン工業株式会社 エンボス加工されたエアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエンボス加工されたエアフィルタ用濾材の製造方法
CN106076000A (zh) * 2016-06-22 2016-11-09 东华大学 一种添加增能助剂的多层熔喷复合过滤材料及其制备方法
CN106076000B (zh) * 2016-06-22 2018-05-15 东华大学 一种添加增能助剂的多层熔喷复合过滤材料及其制备方法

Also Published As

Publication number Publication date
US8262780B2 (en) 2012-09-11
US20110016838A1 (en) 2011-01-27
CN101963102B (zh) 2015-01-07
CN101963102A (zh) 2011-02-02

Similar Documents

Publication Publication Date Title
JP2011025238A (ja) 膜媒体を用いた高性能ガスタービン吸込フィルター（ｈｅｐａ）
US8206481B2 (en) HEPA (H-10) performance synthetic nonwoven and nanofiber composite filter media
US7942948B2 (en) Filter element including a composite filter media
EP2161066B1 (en) Method of manufacturing composite filter media
KR101643431B1 (ko) 복합 필터 매체의 제조 방법
US7927540B2 (en) Method of manufacturing a composite filter media
US8939295B2 (en) Multi-layer, fluid transmissive fiber structures containing nanofibers and a method of manufacturing such structures
US8147583B2 (en) Multiple layer filter media
US20120186452A1 (en) Multiple Layer HEPA Filter and Method of Manufacture
US8308834B2 (en) Composite filter media
US6808553B2 (en) Filter medium for turbine and methods of using and producing the same
US20090071114A1 (en) Gas turbine inlet air filtration filter element
KR20110055588A (ko) 복합 필터 매체
JP5784458B2 (ja) エアフィルタ濾材
WO2018062112A1 (ja) エアフィルタ濾材、エアフィルタパック及びエアフィルタユニット
US20140033665A1 (en) Multiple layer hepa filter and method of manufacture

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130716

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20130716

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20140203

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20140203

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20140523

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140603

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20140815

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20140820

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20150106