[go: up one dir, main page]

WO2011099094A1 - Filtre à inertie - Google Patents

Filtre à inertie Download PDF

Info

Publication number
WO2011099094A1
WO2011099094A1 PCT/JP2010/005077 JP2010005077W WO2011099094A1 WO 2011099094 A1 WO2011099094 A1 WO 2011099094A1 JP 2010005077 W JP2010005077 W JP 2010005077W WO 2011099094 A1 WO2011099094 A1 WO 2011099094A1
Authority
WO
WIPO (PCT)
Prior art keywords
hole
filter box
axial direction
filter
incompressible
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.)
Ceased
Application number
PCT/JP2010/005077
Other languages
English (en)
Japanese (ja)
Inventor
恵友 鈴木
大谷　吉生
正美 古内
瀬戸　章文
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.)
Nitta Corp
Original Assignee
Nitta 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 Nitta Corp filed Critical Nitta Corp
Publication of WO2011099094A1 publication Critical patent/WO2011099094A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • 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
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • 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
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0005—Mounting of filtering elements within casings, housings or frames
    • 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
    • B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0255—Investigating particle size or size distribution with mechanical, e.g. inertial, classification, and investigation of sorted collections
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0272—Investigating particle size or size distribution with screening; with classification by filtering

Definitions

  • the present invention relates to an inertial filter in which particles are classified and collected by causing particles in the airflow to collide with the incompressible fibers when a fluid such as an airflow is passed through a through hole filled with the incompressible fibers. Is.
  • a conventional inertial filter 100 will be described with reference to FIGS. 15A and 15B.
  • a conventional inertial filter 100 is arranged in an airflow passage and can be classified, and includes a columnar filter body 101.
  • the filter main body 101 includes a through hole 102 having a circular cross section penetrating from the upstream side to the downstream side of the airflow passage.
  • the through hole 102 has a reduced diameter through hole 102a whose inner diameter gradually decreases from the upstream side to the downstream side of the air flow, and a constant diameter through hole having a constant inner diameter coupled to the reduced diameter through hole 102a on the downstream side. 102b.
  • the constant diameter through hole 102b is filled with a metal fiber 103 which is an example of an incompressible fiber.
  • the metal fiber 103 is prevented from coming off axially downward from the constant diameter through hole 102b by a mechanism not shown.
  • an air flow is generated in the through hole 102 from the arrow A to the B direction in the through hole 102 by a pressure difference generated by reducing the internal pressure of the inertial filter 100 to the external pressure or less by the suction force of a pump (not shown). This allows the particles to be classified.
  • the air flow speeds up in the reduced diameter through hole 102a and flows into the constant diameter through hole 102b and becomes constant.
  • the fine particles included in the airflow in the constant diameter through hole 102b collide with the metal fiber 103 and are captured (collected).
  • FIG. 15A shows the inertial filter 100 shown in FIG. 15A, when the velocity of the airflow increases, the metal fiber 103 is compressed downward in the axial direction as shown in FIG. 15B due to the axial pressure received from the airflow.
  • FIG. 15B shows the above compression in an exaggerated manner, and includes compression other than such a mode.
  • the airflow gradually accelerates and then passes through the constant diameter throughhole 102b at a constant speed. Collect particles.
  • the constant-diameter through hole 102b has a filter structure in which the metal fibers 103 are layered, it is possible to apply the Stokes number Stk and the Peclet number Pe that can be used to select the gas flow velocity and fiber diameter. it can.
  • the Stokes number Stk is a dimensionless value representing the followability of particles to a gas flow in a filter having a metal fiber structure, and the Stokes number Stk is proportional to the flow velocity and the particle density. It is proportional to the power and inversely proportional to the fiber diameter.
  • the particle size of the particles to be collected can be selected by controlling the gas flow rate and selecting the fiber diameter.
  • the metal fiber 103 is not limited to the inertia of the particles, but also intercepts, gravity, Particles can also be collected by collecting electrostatic force, diffusion, and the like.
  • the Peclet number Pe is a number that represents the ratio between the effect that particles are carried by airflow and the effect that particles are carried by diffusion, and is proportional to the flow velocity and fiber diameter and inversely proportional to the diffusion coefficient. In order to reduce the influence of diffusion, it is necessary to increase the Peclet number Pe. The smaller the particle size, the larger the diffusion coefficient and the smaller the fiber diameter is selected. Therefore, it can be seen that increasing the flow rate is preferable for increasing the particle size selectivity. From the above, by selecting the flow rate, fiber diameter, etc., the target particles can be collected or classified by the metal fibers.
  • the constant-diameter through-hole is adjusted by adjusting the porosity by adjusting the filling amount of the metal fiber 103 in the constant-diameter through-hole 102 b and the fiber diameter of the metal fiber 103.
  • the particle inertia effect necessary for particle removal can be obtained even if the small air flow suction pump is used to suck the flow.
  • An object of the present invention is to provide an inertial filter capable of performing particle classification stably without reducing the collection efficiency over a long period of time even when the metal fiber in the constant-diameter through-hole receives pressure from the airflow. Yes.
  • An inertial filter according to the present invention includes a filter body having an axial through hole, and incompressible fibers filled in the axial through hole, A holding mechanism capable of holding the incompressible fiber at a plurality of axial positions against an axial compressive force acting on the incompressible fiber when passing through the through hole is provided.
  • the fluid includes not only gas but also liquid and others.
  • the particles collected or captured by the inertia filter are not limited to particles floating in the gas, but may include other solvents such as particles floating in a liquid or others.
  • the incompressible fiber can be preferably composed of metal fiber.
  • the metal fibers are preferably stainless steel fibers, for example, but are not limited to stainless steel fibers, and may be one or more metal fibers selected from aluminum fibers, copper fibers, and other metal fibers.
  • the non-compressible fiber may be a fiber that is non-compressible and hardly changes in volume even when a high-speed airflow passes, and is not limited to a metal fiber.
  • the incompressible fiber is held at a plurality of positions in the axial direction by the holding mechanism even if it receives pressure in the fluid passing direction when passing the fluid, so that it does not need to be compressed in the axial direction.
  • particle classification can be performed stably without lowering.
  • the holding mechanism is A filter box inserted into the through hole from the axial direction; A plurality of wire beams locked to the filter box in a state of passing through the filter box in a radial direction from a plurality of axial positions; Including The incompressible fibers in the through holes are held by the plurality of wire beams penetrating the filter box in a state where the incompressible fibers are filled in the filter box.
  • the incompressible fiber can be held so as not to be compressed by the wire beam of the holding mechanism even when the incompressible fiber is subjected to axial pressure in the fluid passage direction when passing the fluid. Even if it receives a pressure, it does not need to be compressed in the axial direction, and the particle classification can be performed stably without reducing the collection efficiency over a long period of time.
  • the holding mechanism includes a fishbone shape body inserted in the through hole from the axial direction, The incompressible fiber in the through hole is held by the fishbone-shaped body in a state where the incompressible fiber is filled in the through hole.
  • the fishbone-shaped body may be configured in a shape including, for example, a linear body extending linearly in the axial direction and a plurality of locking bodies extending radially outward from a plurality of axial positions of the linear body. it can.
  • the holding mechanism includes a filter box inserted into the through hole from the axial direction,
  • the fishbone-shaped body is arranged in the axial direction about the approximate center in the filter box.
  • the holding mechanism is A filter box inserted as a side core into the through hole from the axial direction; A plurality of holding claws extending radially inward at a plurality of locations in the circumferential direction and axial direction on the inner peripheral surface of the filter box; Including The incompressible fibers in the through holes are held by the plurality of holding claws in a state where the incompressible fibers are filled in the filter box.
  • the holding mechanism includes first and second holding mechanisms,
  • the first holding mechanism includes a fishbone-shaped body inserted from the axial direction into the through-hole,
  • the second holding mechanism is A filter box inserted as a side core into the through hole from the axial direction;
  • a plurality of holding claws extending radially inward at a plurality of locations in the circumferential direction and the axial direction on the inner peripheral surface of the filter box;
  • Including The incompressible fiber in the through hole is held by the fishbone-shaped body and the plurality of holding claws in a state where the incompressible fiber is filled in the through hole.
  • an inertial filter capable of performing particle classification stably over a long period of time can be provided.
  • FIG. 1 is a diagram showing a conceptual configuration of an inertial filter according to a first embodiment of the present invention as viewed from the side.
  • FIG. 2 is an enlarged view showing the appearance of the filter box in the inertial filter of FIG.
  • FIG. 3 is a diagram showing a cross-sectional configuration of the filter box of FIG.
  • FIG. 4 is a diagram illustrating a cross-sectional configuration of the filter box in a state in which the metal fiber is accommodated.
  • FIG. 5A is a view (No. 1) showing a state in which a wire beam is inserted and attached to the filter box of FIG.
  • FIG. 5B is a diagram (part 2) illustrating a state in which a wire beam is inserted and attached to the filter box of FIG.
  • FIG. 5C is a diagram (No. 3) illustrating a state in which a wire beam is inserted and attached to the filter box of FIG.
  • FIG. 6 is a diagram showing a conceptual configuration of the inertial filter according to the second embodiment of the present invention as viewed from the side.
  • FIG. 7A is a diagram showing a cross-sectional configuration of a filter box in the inertial filter of FIG.
  • FIG. 7B is a diagram showing an external configuration of a holding mechanism in the inertial filter of FIG.
  • FIG. 8A is a diagram illustrating a state in which the holding mechanism in which the metal fiber is entangled with the filter box is housed.
  • FIG. 8B is a diagram illustrating a state in which the holding mechanism is housed in the filter box.
  • FIG. 9 is a diagram showing a conceptual configuration of the inertial filter according to the third embodiment of the present invention as viewed from the side.
  • FIG. 10 is a diagram showing a cross-sectional configuration of a filter box in the inertial filter of FIG.
  • FIG. 11A is a diagram illustrating a planar configuration of the filter box.
  • FIG. 11B is a diagram illustrating a state in which the holding claws are protruded from the filter box.
  • FIG. 11C is a diagram in which metal fibers are arranged in a mat shape on the filter box of FIG. 11B.
  • FIG. 11D is a diagram illustrating a state in which the filter box is wound.
  • FIG. 11A is a diagram illustrating a planar configuration of the filter box.
  • FIG. 11B is a diagram illustrating a state in which the holding claws are protruded from the filter box.
  • FIG. 11C is a diagram in which metal fibers are arranged in a mat shape on the filter box
  • FIG. 12 is a diagram showing a conceptual configuration of an inertial filter according to the fourth embodiment of the present invention as viewed from the side.
  • FIG. 13A is a diagram illustrating the characteristics of Comparative Example 1.
  • FIG. 13B is a diagram illustrating characteristics of the embodiment of the present invention.
  • FIG. 14A is a diagram illustrating the characteristics of Comparative Example 2.
  • FIG. 14B is a diagram showing characteristics of the embodiment of the present invention.
  • FIG. 15A is a view showing a configuration of a conventional inertial filter as seen from the side, in which airflow flows and particles are collected.
  • FIG. 15B is a diagram illustrating a state in which metal fibers are compressed by airflow in a conventional inertial filter.
  • the particles are assumed to be particles floating in the gas as an example of the solvent.
  • the particles are not limited to the particles floating in the gas, but include other solvents such as particles floating in the liquid or others. Can do. Of course, the same applies to other embodiments.
  • the inertial filter 1 of the first embodiment includes a columnar filter body 2.
  • the filter body 2 is made of a material made of, for example, an aluminum material or a SUS material, and includes an axial through hole 3.
  • the airflow flows in from the arrow A with the upper side in the drawing as the airflow passage upstream side, and flows out in the arrow B direction as the airflow passage downstream side in the lower side.
  • This airflow is generated by an airflow suction action to the through hole 3 by an airflow suction pump (not shown) arranged on the downstream side of the airflow.
  • the through hole 3 has a reduced diameter through hole 3a whose inner diameter gradually decreases from the air flow passage upstream side to the downstream side, and a constant diameter through hole 3b which is continuous on the air flow passage downstream side of the reduced diameter through hole 3a and has a constant inner diameter. Is composed of.
  • the constant diameter through holes 3b are filled with metal fibers 4 that hardly change in volume even when a high-speed airflow passes as incompressible fibers.
  • the metal fibers 4 are preferably SUS (stainless) fibers, but are not limited to SUS fibers, and may be one or more metal fibers selected from aluminum fibers, copper fibers, and other metal fibers. Further, the fibers are not limited to metal fibers as long as they are fibers that are incompressible and hardly change in volume even when a high-speed airflow passes through them.
  • the metal fibers 4 can be held at a plurality of positions in the axial direction against the axial compression force acting on the metal fibers 4 when the airflow passes through the constant diameter through-holes 3b.
  • a holding mechanism 5 is provided.
  • the holding mechanism 5 includes a filter box 5a inserted in the constant diameter through hole 3b from the axial direction, and a plurality of wires locked to the filter box 5a in a state of passing through the filter box 5a in a radial direction from a plurality of axial positions. Beam 5b.
  • the wire beam 5b passes through the filter box 5a in a state where the filter box 5a is filled with the metal fibers 4, and holds the metal fibers 4 in the constant diameter through hole 3b at a plurality of positions in the axial direction in this through state. Be able to.
  • FIGS. 2 to 5C show the appearance of the filter box 5a in the inertial filter 1 of FIG. 1
  • FIG. 3 shows the cross-sectional configuration of the filter box 5a of FIG. 2
  • FIG. 4 shows the cross section of the filter box 5a in a state in which the metal fibers 4 are housed.
  • 5A, 5B, and 5C show a state in which the wire beam 5b is inserted and attached to the filter box 5a of FIG.
  • the filter box 5a is a cylindrical box as shown in FIGS. 2 and 3, and the metal fiber 4 is filled in the filter box 5a as shown in FIG.
  • the filter box 5a has an outer diameter substantially the same as the inner diameter of the constant diameter through hole 3b, and an axial length corresponding to the through hole depth of the constant diameter through hole 3b.
  • Examples of the material of the filter box 5a include SUS, Cu, aluminum, and alloys thereof. Among them, SUS is preferable.
  • a plurality of wire beams 5b are inserted into the filter box 5a at substantially equal intervals in the axial direction, and are locked to the filter box 5a.
  • the metal fibers 4 are held at a plurality of positions in the axial direction by the wire beams 5b.
  • the filter box 5a in the state of FIG. 5C is inserted into the constant diameter through hole 3b as shown in FIG.
  • the metal fiber 4 when the airflow flows in from the arrow A and is discharged as shown by the arrow B, the metal fiber 4 is subjected to the axial pressure from the airflow passage upstream side when the airflow passes.
  • the metal fibers 4 since the metal fibers 4 are held at a plurality of positions in the axial direction by the wire beams 5b of the holding mechanism 5, the metal fibers 4 need not be compressed in the axial direction.
  • the size and abundance of the voids existing between the metal fibers 4 are not affected so much as to greatly affect the particle collection efficiency, so that the collection efficiency does not decrease over a long period of time and the particle classification is stable. It is possible to provide the inertial filter 1 capable of performing the above.
  • FIGS. 6 to 8 The inertial filter according to the second embodiment of the present invention will be described with reference to FIGS. 6 to 8, parts corresponding to those in FIGS. 1 to 5C are denoted by the same reference numerals, and detailed description of the parts corresponding to the same numerals is omitted.
  • the configuration different from the first embodiment will be mainly described.
  • the inertial filter 11 of the second embodiment has a constant diameter penetration as in the first embodiment.
  • a holding mechanism 51 is provided that can hold the metal fiber 4 at a plurality of positions in the axial direction against the axial compression force acting on the metal fiber 4 when the airflow passes through the hole 3b.
  • the holding mechanism 51 includes a cylindrical filter box 51a as in the first embodiment.
  • the holding mechanism 51 is substantially the same in the filter box 51a.
  • a fishbone shaped body 51b is arranged in the axial direction at the center.
  • the fishbone-shaped body 51b includes a linear body 51b1 extending in the axial direction, and a plurality of locking bodies 51b2 extending radially outward from a plurality of axial positions of the linear body 51b1.
  • the metal fibers 4 are held at a plurality of positions in the axial direction by the plurality of locking bodies 51b2 provided in the fishbone-shaped body 51b, and thereby, when the airflow passes through the constant-diameter through holes 3b, The metal fiber 4 can be held against the acting axial compression force.
  • the holding mechanism 51 is configured by inserting the fishbone-shaped body 51b (see FIG. 8A) in a state where the metal fibers 4 are entangled into the filter box 51a from the upper side in the axial direction ( (See FIG. 8B).
  • the fishbone-shaped body 51b is not locked to the inner peripheral surface of the filter box 51a. Even in such a structure, the fishbone-shaped body 51b sufficiently fulfills the function of holding the metal fibers 4. However, the fishbone shaped body 51b may be locked to the inner peripheral surface of the filter box 51a. Then, the fishbone shaped body 51b can be reliably positioned and fixed in the filter box 51a, and the function of holding the metal fibers 4 is further enhanced.
  • the metal fiber 4 is passed through the airflow passage upstream side when the airflow passes.
  • the metal fibers 4 are held at a plurality of positions in the axial direction by the plurality of locking bodies 51b2 of the fishbone-shaped body 51b of the holding mechanism 51, so that they are not compressed in the axial direction.
  • the size and abundance of the voids existing between the metal fibers 4 are not affected so much as to greatly affect the particle collection efficiency, so that the collection efficiency does not decrease over a long period of time and the particle classification is stable. It is possible to provide the inertial filter 11 capable of performing the above.
  • the inertial filter according to the third embodiment of the present invention will be described with reference to FIGS. 9 to 11, the same reference numerals are given to the portions corresponding to those in FIGS. 1 to 8, and detailed description of the portions corresponding to the same reference numerals is omitted.
  • the description will focus on the configuration different from that of the first embodiment.
  • the inertial filter 12 of the third embodiment has a constant diameter penetration as in the first embodiment.
  • a holding mechanism 52 is provided that can hold the metal fibers 4 at a plurality of positions in the axial direction against the axial compression that the metal fibers 4 receive when the airflow passes through the holes 3b.
  • the holding mechanism 52 includes a filter box 52a as a side core and a plurality of holding claws 52b provided on the inner peripheral surface of the filter box 52a.
  • the holding mechanism 52 will be described with reference to FIG. 10 and FIGS. 11A to 11D.
  • the holding mechanism 52 of the third embodiment includes a cylindrical filter box 52a as in the first embodiment. Unlike the first embodiment, a plurality of holding claws 52b are formed on the inner peripheral surface of the filter box 52a.
  • the filter box 52a When the filter box 52a is unfolded as shown in FIG. 11A, the filter box 52a has a rectangular sheet shape in plan view, and is provided with a number of cuts 52c for forming the holding claws 52b. Then, as shown in FIG. 11B, the holding claw 52b is formed by raising the notch 52c. 52d indicates a hole formed after raising the holding claw 52b. 11C, the metal fibers 4 are arranged in a mat shape on the filter box 52a of FIG. 11B, and then the filter box 52a is rolled as shown in FIG. 11D. The holding mechanism 52 manufactured in this way is inserted into the constant diameter through hole 3b as shown in FIG.
  • the metal fiber 4 passes from the upstream side of the airflow when the airflow passes.
  • the metal fiber 4 is held at a plurality of positions in the axial direction by the holding claws 52b of the holding mechanism 52, so that it does not need to be compressed in the axial direction.
  • the size and abundance of the voids existing between the metal fibers 4 are not affected so much as to greatly affect the particle collection efficiency, so that the collection efficiency does not decrease over a long period of time and the particle classification is stable. It is possible to provide the inertial filter 12 capable of performing the following.
  • the inertial filter according to the fourth embodiment of the present invention will be described with reference to FIG. 12, portions corresponding to those in FIGS. 1 to 11 are denoted by the same reference numerals, and detailed description of the portions corresponding to the same reference numerals is omitted.
  • the inertial filter 13 according to the fourth embodiment includes a holding mechanism 53 in which the holding mechanisms 51 and 52 of the second and third embodiments are combined. That is, the inertial filter 13 of the fourth embodiment holds the metal fiber 4 at a plurality of axial positions against the axial compression force that the metal fiber 4 receives when the airflow passes through the constant diameter through hole 3b. A holding mechanism 53 is obtained.
  • the holding mechanism 53 includes a filter box 53a, a fishbone-shaped body 53b, and a plurality of holding claws 53c on the inner peripheral surface of the filter box 53a. Since the fishbone-shaped body 53b and the holding claws 53c have been described in the second and third embodiments, the details thereof will be omitted.
  • the metal fiber 4 when the airflow flows in from the arrow A and is discharged as shown by the arrow B, the metal fiber 4 has an airflow when passing through the airflow.
  • the metal fiber 4 is held at a plurality of locations in the axial direction by the fishbone-shaped body 53b of the holding mechanism 53 and the holding claws 53c, so that it does not have to be compressed in the axial direction. .
  • the size and abundance of the voids existing between the metal fibers 4 are not affected so much as to greatly affect the particle collection efficiency, so that the collection efficiency does not decrease over a long period of time and the particle classification is stable. It is possible to provide the inertial filter 13 capable of performing the following.
  • the metal fibers 4 are filled in the constant diameter through hole 3b at a filling rate of 0.4% (FIG. 13A) and 2.0% (FIG. 14A) without providing the holding mechanisms 5, 51, 52, 53.
  • FIG. 13B and FIG. 14B The change of the classification characteristic before and after dust deposition in the filled comparative examples 1 and 2 is shown. 13B and FIG. 14B, the holding mechanism 5, 51, 52, 53 is provided, and the metal fiber 4 is filled with a constant diameter through hole 3b at a filling rate of 0.3% (FIG. 13B) and 2.0% (FIG. 14B).
  • FIG. 13A and 14A The change of the classification characteristics before and after dust deposition in the embodiment of the present invention filled in FIG.
  • the present invention is an inertial filter that classifies and collects particles by causing particles in an air current to collide with the incompressible fibers when a fluid such as an air current passes through a through hole filled with the incompressible fibers. It is particularly useful.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Filtering Materials (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

L'invention concerne un filtre à inertie muni de : un corps de filtre, qui est muni d'un orifice de passage ; une fibre incompressible qui remplit l'orifice de passage ; et un mécanisme de support qui peut supporter la fibre incompressible à une pluralité de points dans la direction axiale contre la force de compression axiale appliquée sur la fibre incompressible lorsqu'un fluide s'écoule au travers de l'orifice de passage. Ceci permet au filtre de classifier de manière stable des particules pendant une longue période de temps.
PCT/JP2010/005077 2010-02-09 2010-08-17 Filtre à inertie Ceased WO2011099094A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-026084 2010-02-09
JP2010026084 2010-02-09

Publications (1)

Publication Number Publication Date
WO2011099094A1 true WO2011099094A1 (fr) 2011-08-18

Family

ID=44367408

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/005077 Ceased WO2011099094A1 (fr) 2010-02-09 2010-08-17 Filtre à inertie

Country Status (2)

Country Link
TW (1) TW201127473A (fr)
WO (1) WO2011099094A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104349829A (zh) * 2012-05-10 2015-02-11 纳薄特斯克汽车零部件有限公司 油分离器
JP2019140015A (ja) * 2018-02-14 2019-08-22 トヨタ自動車株式会社 燃料電池システム

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4832608B1 (ja) * 2011-06-20 2011-12-07 ニッタ株式会社 慣性フィルタ
TWI666047B (zh) * 2018-03-09 2019-07-21 緯穎科技服務股份有限公司 集塵器及自動除塵的電子系統

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5490665A (en) * 1977-11-18 1979-07-18 Texaco Development Corp Exhaust system smoke filter and its formation method
JPS5837915U (ja) * 1981-09-04 1983-03-11 日産自動車株式会社 内燃機関の排気微粒子捕集装置
JPS58137418A (ja) * 1982-02-12 1983-08-15 Hitachi Plant Eng & Constr Co Ltd フイルタ−用ろ過材
JPH01247537A (ja) * 1988-03-30 1989-10-03 Ngk Insulators Ltd ナトリウム粒子の溶融回収方法及びその装置
JPH0549018U (ja) * 1991-11-29 1993-06-29 株式会社土屋製作所 複写機用トナーフィルタ
JPH07236837A (ja) * 1994-02-28 1995-09-12 Tsuchiya Mfg Co Ltd エアフィルタ
JPH08173740A (ja) * 1994-12-27 1996-07-09 Tokai Rubber Ind Ltd ミスト除去装置
JP2000140546A (ja) * 1998-11-04 2000-05-23 Toshio Awaji 粉塵含有排ガス処理装置及び粉塵含有排ガス処理方法
JP2008070222A (ja) * 2006-09-14 2008-03-27 Kanomax Japan Inc 微小粒子分級装置、及び微小粒子サンプラ
JP2008246388A (ja) * 2007-03-30 2008-10-16 Kurita Water Ind Ltd フィルタ、フィルタカートリッジ、濾過装置及びその運転方法

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5490665A (en) * 1977-11-18 1979-07-18 Texaco Development Corp Exhaust system smoke filter and its formation method
JPS5837915U (ja) * 1981-09-04 1983-03-11 日産自動車株式会社 内燃機関の排気微粒子捕集装置
JPS58137418A (ja) * 1982-02-12 1983-08-15 Hitachi Plant Eng & Constr Co Ltd フイルタ−用ろ過材
JPH01247537A (ja) * 1988-03-30 1989-10-03 Ngk Insulators Ltd ナトリウム粒子の溶融回収方法及びその装置
JPH0549018U (ja) * 1991-11-29 1993-06-29 株式会社土屋製作所 複写機用トナーフィルタ
JPH07236837A (ja) * 1994-02-28 1995-09-12 Tsuchiya Mfg Co Ltd エアフィルタ
JPH08173740A (ja) * 1994-12-27 1996-07-09 Tokai Rubber Ind Ltd ミスト除去装置
JP2000140546A (ja) * 1998-11-04 2000-05-23 Toshio Awaji 粉塵含有排ガス処理装置及び粉塵含有排ガス処理方法
JP2008070222A (ja) * 2006-09-14 2008-03-27 Kanomax Japan Inc 微小粒子分級装置、及び微小粒子サンプラ
JP2008246388A (ja) * 2007-03-30 2008-10-16 Kurita Water Ind Ltd フィルタ、フィルタカートリッジ、濾過装置及びその運転方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104349829A (zh) * 2012-05-10 2015-02-11 纳薄特斯克汽车零部件有限公司 油分离器
CN104349829B (zh) * 2012-05-10 2016-02-17 纳薄特斯克汽车零部件有限公司 油分离器
US9890675B2 (en) 2012-05-10 2018-02-13 Nabtesco Automotive Corporation Oil separator
US10815849B2 (en) 2012-05-10 2020-10-27 Nabtesco Automotive Corporation Oil separator
JP2019140015A (ja) * 2018-02-14 2019-08-22 トヨタ自動車株式会社 燃料電池システム

Also Published As

Publication number Publication date
TW201127473A (en) 2011-08-16

Similar Documents

Publication Publication Date Title
WO2011099094A1 (fr) Filtre à inertie
EP2589441B1 (fr) Filtre inertiel et appareil de classification de particules
US10258999B2 (en) Separator
US20140054121A1 (en) Brake Dust Collector for Motor Vehicles
US20120255375A1 (en) Apparatuses and methods for capturing and retaining particles
US1743675A (en) Air filter
US11167230B2 (en) Cyclone separation device
WO2014036063A1 (fr) Séparateur gaz-liquide à inertie et substrat de récupération poreux destiné à être utilisé dans le séparateur gaz-liquide à inertie
EP3328547B1 (fr) Dispositif de collecte de particules contenues dans un aerosol, muni d'electrometres pour determiner la concentration et la granulometrie des nanoparticules
CN105392965B (zh) 蒸气涡轮的水分除去装置及狭缝孔的形成方法
FR3039435A1 (fr) Methode et dispositif de collecte de particules d'aerosols, a collecte selective en fonction de la granulometrie des particules
JP4832608B1 (ja) 慣性フィルタ
JP5837107B2 (ja) 粒子測定器
JP4822433B2 (ja) 微小粒子分級装置、及び微小粒子サンプラ
JP5414438B2 (ja) 篩、篩装置、ハンダボール及び球形粒子の篩い方法
US10245539B2 (en) Virtual impactor filter assembly and method
WO2011001626A1 (fr) Dispositif de classification de particules
JP2011012977A (ja) 微粒子分級用慣性フィルタ
WO2011099093A1 (fr) Filtre à inertie utilisé pour la classification de particules
JP2011012974A (ja) 粒子分級装置
JPH08196827A (ja) 再生式エアフィルタ装置の濾材
JP6685833B2 (ja) フィルタ、吸気ダクト及びガスタービン
KR20170119017A (ko) 댐퍼 구조체 및 이를 포함하는 수납 챔버
JP2016204903A (ja) ダウンホール圧縮装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10845699

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 10845699

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: JP