DE1957333A1 - Verfahren und Vorrichtung zum Trocknen von Granulaten aus synthetischen linearen Hochpolymeren,insbesondere aus Polyestergranulaten - Google Patents

Verfahren und Vorrichtung zum Trocknen von Granulaten aus synthetischen linearen Hochpolymeren,insbesondere aus Polyestergranulaten

Info

Publication number
DE1957333A1
DE1957333A1 DE19691957333 DE1957333A DE1957333A1 DE 1957333 A1 DE1957333 A1 DE 1957333A1 DE 19691957333 DE19691957333 DE 19691957333 DE 1957333 A DE1957333 A DE 1957333A DE 1957333 A1 DE1957333 A1 DE 1957333A1
Authority
DE
Germany
Prior art keywords
granulate
hollow body
stage
gas
dryer
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
DE19691957333
Other languages
German (de)
English (en)
Inventor
Wiesener Dr Dipl-Chem Ernst
Schmalz Dr Dipl-Che Ernst-Otto
Buschmann Dipl-Ing Gerhard
Schroth Dipl-Ing Guenther
Stolz Dipl-Ing Hans-Joachim
Guenter Schulz
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.)
CHEMIEFASERKOMBINAT WILH PIECK
Original Assignee
CHEMIEFASERKOMBINAT WILH PIECK
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 CHEMIEFASERKOMBINAT WILH PIECK filed Critical CHEMIEFASERKOMBINAT WILH PIECK
Publication of DE1957333A1 publication Critical patent/DE1957333A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
    • B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/16—Auxiliary treatment of granules
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • F26B17/122—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the material moving through a cross-flow of drying gas; the drying enclosure, e.g. shaft, consisting of substantially vertical, perforated walls
    • F26B17/124—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the material moving through a cross-flow of drying gas; the drying enclosure, e.g. shaft, consisting of substantially vertical, perforated walls the vertical walls having the shape of at least two concentric cylinders with the material to be dried moving in-between
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • F26B17/122—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the material moving through a cross-flow of drying gas; the drying enclosure, e.g. shaft, consisting of substantially vertical, perforated walls
    • F26B17/126—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the material moving through a cross-flow of drying gas; the drying enclosure, e.g. shaft, consisting of substantially vertical, perforated walls the vertical walls consisting of baffles, e.g. in louvre-arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • F26B17/14—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • F26B17/14—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas
    • F26B17/1408—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the gas being supplied and optionally extracted through ducts extending into the moving stack of material
    • F26B17/1425—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the gas being supplied and optionally extracted through ducts extending into the moving stack of material the ducts being perforated and arranged vertically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements for supplying or controlling air or other gases for drying solid materials or objects
    • F26B21/20—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/202—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure with means for changing the flow pattern, e.g. by reversing gas flow or by moving the materials or objects through subsequent compartments, at least two of which have a different flow direction
    • F26B21/208—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure with means for changing the flow pattern, e.g. by reversing gas flow or by moving the materials or objects through subsequent compartments, at least two of which have a different flow direction by air valves, movable baffles or nozzle arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements for supplying or controlling air or other gases for drying solid materials or objects
    • F26B21/20—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/25—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements for supplying or controlling air or other gases for drying solid materials or objects
    • F26B21/30—Controlling, e.g. regulating, parameters of gas supply
    • F26B21/33—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements for supplying or controlling air or other gases for drying solid materials or objects
    • F26B21/40—Arrangements for supplying or controlling air or other gases for drying solid materials or objects using gases other than air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04—Agitating, stirring, or scraping devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
    • F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying goods
    • F26B2200/08—Granular materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Drying Of Solid Materials (AREA)
DE19691957333 1969-05-29 1969-11-14 Verfahren und Vorrichtung zum Trocknen von Granulaten aus synthetischen linearen Hochpolymeren,insbesondere aus Polyestergranulaten Pending DE1957333A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD14014369 1969-05-29

Publications (1)

Publication Number Publication Date
DE1957333A1 true DE1957333A1 (de) 1970-12-03

Family

ID=5481275

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691957333 Pending DE1957333A1 (de) 1969-05-29 1969-11-14 Verfahren und Vorrichtung zum Trocknen von Granulaten aus synthetischen linearen Hochpolymeren,insbesondere aus Polyestergranulaten

Country Status (5)

Country Link
AT (1) AT318489B (https=)
BG (1) BG18520A1 (https=)
CH (1) CH535928A (https=)
DE (1) DE1957333A1 (https=)
RO (1) RO58425A (https=)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2558730A1 (de) * 1975-12-24 1977-07-07 Hoechst Ag Verfahren zum kristallisieren und trocknen von polyaethylenterephthalat und vorrichtung zur durchfuehrung des verfahrens
EP0091566A1 (de) * 1982-04-02 1983-10-19 Karl Fischer Industrieanlagen Gmbh Verfahren und Vorrichtung zur Nachkondensation von Polykondensaten
DE3234431A1 (de) * 1982-09-17 1984-03-22 Roderich Wilhelm Dr.-Ing. 6100 Darmstadt Gräff Verfahren und vorrichtung zur abfuehrung von gasen und daempfen aus mit schuettgut gefuelltem trocknungstrichter
DE3733793A1 (de) * 1987-10-06 1989-04-20 Graeff Roderich Wilhelm Verfahren und vorrichtung zum kristallisieren von amorphem kunststoffgranulat
EP0711641A3 (en) * 1994-11-14 1996-12-27 Conair Group Inc Method and device for controlled drying of the plastic granulate
WO2001021372A1 (de) * 1999-09-22 2001-03-29 Helmut Bacher Verfahren und vorrichtung zum recyclieren von pet-gut
CN103264457A (zh) * 2013-05-31 2013-08-28 常熟市金泉化纤织造有限责任公司 一种防止聚苯硫醚切片干燥过程中氧化的连续干燥方法

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2558730A1 (de) * 1975-12-24 1977-07-07 Hoechst Ag Verfahren zum kristallisieren und trocknen von polyaethylenterephthalat und vorrichtung zur durchfuehrung des verfahrens
EP0091566A1 (de) * 1982-04-02 1983-10-19 Karl Fischer Industrieanlagen Gmbh Verfahren und Vorrichtung zur Nachkondensation von Polykondensaten
DE3234431A1 (de) * 1982-09-17 1984-03-22 Roderich Wilhelm Dr.-Ing. 6100 Darmstadt Gräff Verfahren und vorrichtung zur abfuehrung von gasen und daempfen aus mit schuettgut gefuelltem trocknungstrichter
DE3733793A1 (de) * 1987-10-06 1989-04-20 Graeff Roderich Wilhelm Verfahren und vorrichtung zum kristallisieren von amorphem kunststoffgranulat
EP0711641A3 (en) * 1994-11-14 1996-12-27 Conair Group Inc Method and device for controlled drying of the plastic granulate
WO2001021372A1 (de) * 1999-09-22 2001-03-29 Helmut Bacher Verfahren und vorrichtung zum recyclieren von pet-gut
US6784214B1 (en) 1999-09-22 2004-08-31 Helmut Bacher Method and device for recycling pet materials
US7108500B2 (en) 1999-09-22 2006-09-19 Helmut Bacher Process and apparatus for recycling of PET-material
CN103264457A (zh) * 2013-05-31 2013-08-28 常熟市金泉化纤织造有限责任公司 一种防止聚苯硫醚切片干燥过程中氧化的连续干燥方法

Also Published As

Publication number Publication date
AT318489B (de) 1974-10-25
BG18520A1 (https=) 1975-02-25
CH535928A (de) 1973-04-15
RO58425A (https=) 1975-09-15

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