FR1272618A - Systèmes pour amortir l'énergie acoustique accompagnant l'écoulement d'un fluide dans un espace fermé - Google Patents

Systèmes pour amortir l'énergie acoustique accompagnant l'écoulement d'un fluide dans un espace fermé

Info

Publication number
FR1272618A
FR1272618A FR836516A FR836516A FR1272618A FR 1272618 A FR1272618 A FR 1272618A FR 836516 A FR836516 A FR 836516A FR 836516 A FR836516 A FR 836516A FR 1272618 A FR1272618 A FR 1272618A
Authority
FR
France
Prior art keywords
damping
fluid
systems
flow
closed space
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
FR836516A
Other languages
English (en)
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.)
Pittsburgh Corning LLC
Original Assignee
Pittsburgh Corning LLC
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 Pittsburgh Corning LLC filed Critical Pittsburgh Corning LLC
Priority to FR836516A priority Critical patent/FR1272618A/fr
Application granted granted Critical
Publication of FR1272618A publication Critical patent/FR1272618A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B1/86—Sound-absorbing elements slab-shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/8485—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element the opening being restricted, e.g. forming Helmoltz resonators
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/849—Groove or slot type openings

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR836516A 1960-08-23 1960-08-23 Systèmes pour amortir l'énergie acoustique accompagnant l'écoulement d'un fluide dans un espace fermé Expired FR1272618A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR836516A FR1272618A (fr) 1960-08-23 1960-08-23 Systèmes pour amortir l'énergie acoustique accompagnant l'écoulement d'un fluide dans un espace fermé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836516A FR1272618A (fr) 1960-08-23 1960-08-23 Systèmes pour amortir l'énergie acoustique accompagnant l'écoulement d'un fluide dans un espace fermé

Publications (1)

Publication Number Publication Date
FR1272618A true FR1272618A (fr) 1961-09-29

Family

ID=8737837

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836516A Expired FR1272618A (fr) 1960-08-23 1960-08-23 Systèmes pour amortir l'énergie acoustique accompagnant l'écoulement d'un fluide dans un espace fermé

Country Status (1)

Country Link
FR (1) FR1272618A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618471A1 (fr) * 1987-07-20 1989-01-27 Rhenane Sa Panneau isolant acoustique a faible module d'elasticite
EP0304352A1 (fr) * 1987-07-20 1989-02-22 La Rhenane S.A. Panneau isolant à faible module d'élasticité et procédé de doublage utilisant un tel panneau

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2618471A1 (fr) * 1987-07-20 1989-01-27 Rhenane Sa Panneau isolant acoustique a faible module d'elasticite
EP0304352A1 (fr) * 1987-07-20 1989-02-22 La Rhenane S.A. Panneau isolant à faible module d'élasticité et procédé de doublage utilisant un tel panneau
FR2634237A2 (fr) * 1987-07-20 1990-01-19 Rhenane Sa Procede de doublage d'une paroi par collage de panneaux isolants, et panneau pour la mise en oeuvre de ce procede

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