FR2749287B1 - Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac et phase dense - Google Patents

Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac et phase dense

Info

Publication number
FR2749287B1
FR2749287B1 FR9606774A FR9606774A FR2749287B1 FR 2749287 B1 FR2749287 B1 FR 2749287B1 FR 9606774 A FR9606774 A FR 9606774A FR 9606774 A FR9606774 A FR 9606774A FR 2749287 B1 FR2749287 B1 FR 2749287B1
Authority
FR
France
Prior art keywords
stability
limit
automatic detection
dense phase
pneumatic transport
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 - Lifetime
Application number
FR9606774A
Other languages
English (en)
Other versions
FR2749287A1 (fr
Inventor
Jean Pierre Fourcroy
Thierry Guerra
Patrick Pacaux
Thierry Destoop
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.)
Neu Transf Air
Original Assignee
Neu Transf Air
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
Priority to FR9606774A priority Critical patent/FR2749287B1/fr
Application filed by Neu Transf Air filed Critical Neu Transf Air
Priority to US09/000,072 priority patent/US6062774A/en
Priority to EP97925135A priority patent/EP0857153A1/fr
Priority to PCT/FR1997/000924 priority patent/WO1997045351A1/fr
Priority to JP9541740A priority patent/JP2000501368A/ja
Priority to CA002228007A priority patent/CA2228007A1/fr
Priority to KR1019980700591A priority patent/KR19990035930A/ko
Publication of FR2749287A1 publication Critical patent/FR2749287A1/fr
Application granted granted Critical
Publication of FR2749287B1 publication Critical patent/FR2749287B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Transport Of Granular Materials (AREA)
FR9606774A 1996-05-28 1996-05-28 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac et phase dense Expired - Lifetime FR2749287B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR9606774A FR2749287B1 (fr) 1996-05-28 1996-05-28 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac et phase dense
EP97925135A EP0857153A1 (fr) 1996-05-28 1997-05-27 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac en phase dense
PCT/FR1997/000924 WO1997045351A1 (fr) 1996-05-28 1997-05-27 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac en phase dense
JP9541740A JP2000501368A (ja) 1996-05-28 1997-05-27 粉粒体を高濃度で空圧搬送する装置における安定限界での運転を自動的に検出する方法
US09/000,072 US6062774A (en) 1996-05-28 1997-05-27 Method for automatically detecting stability limit operation of a bulk product pneumatic conveyor installation operating in dense phase
CA002228007A CA2228007A1 (fr) 1996-05-28 1997-05-27 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac en phase dense
KR1019980700591A KR19990035930A (ko) 1996-05-28 1997-05-27 고밀도 상태에서 부피가 큰 물체를 공기로 운반하기 위한 설비에서 안전 제한 범위내의 작동 자동 감지 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9606774A FR2749287B1 (fr) 1996-05-28 1996-05-28 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac et phase dense

Publications (2)

Publication Number Publication Date
FR2749287A1 FR2749287A1 (fr) 1997-12-05
FR2749287B1 true FR2749287B1 (fr) 1998-08-21

Family

ID=9492628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9606774A Expired - Lifetime FR2749287B1 (fr) 1996-05-28 1996-05-28 Procede de detection automatique d'un fonctionnement en limite de stabilite d'une installation de transport pneumatique d'un produit en vrac et phase dense

Country Status (7)

Country Link
US (1) US6062774A (fr)
EP (1) EP0857153A1 (fr)
JP (1) JP2000501368A (fr)
KR (1) KR19990035930A (fr)
CA (1) CA2228007A1 (fr)
FR (1) FR2749287B1 (fr)
WO (1) WO1997045351A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19943504C5 (de) 1999-09-10 2005-10-13 Coperion Waeschle Gmbh & Co. Kg Verfahren und Vorrichtung zur pneumatischen Förderung von Schüttgut
US6350086B1 (en) * 2000-02-10 2002-02-26 Eastman Chemical Company Method and apparatus for establishing proper gas flow for unloading materials
DE10042135A1 (de) * 2000-08-28 2002-03-14 Buehler Ag Verfahren und Anlage zum Fördern von Reis
US6702101B2 (en) 2001-12-21 2004-03-09 Spraying Systems Co. Blower operated airknife with air augmenting shroud
US8747029B2 (en) * 2010-05-03 2014-06-10 Mac Equipment, Inc. Low pressure continuous dense phase convey system using a non-critical air control system
US10494200B2 (en) 2016-04-25 2019-12-03 Chevron Phillips Chemical Company Lp Measurement of product pellets flow rate
DE102017220865A1 (de) * 2017-11-22 2019-05-23 Putzmeister Mörtelmaschinen GmbH Baustoff-Druckluftförderer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4863316A (en) * 1987-07-01 1989-09-05 The Perkin-Elmer Corporation Closed loop powder flow regulator
DE4039496A1 (de) * 1990-12-11 1992-06-17 Buehler Ag Verfahren zur foerderung von schuettguetern und vorrichtung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
JP2000501368A (ja) 2000-02-08
CA2228007A1 (fr) 1997-12-04
US6062774A (en) 2000-05-16
FR2749287A1 (fr) 1997-12-05
KR19990035930A (ko) 1999-05-25
EP0857153A1 (fr) 1998-08-12
WO1997045351A1 (fr) 1997-12-04

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