Co-rotating twin-screw extruders: fundamentals, technology, and applications
Gespeichert in:
| Format: | Buch |
|---|---|
| Sprache: | English German |
| Veröffentlicht: |
Munich
Hanser
2008
Cincinnati, Ohio Hanser Gardner |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XIII, 354 S. zahlr. Ill. und graph. Darst. 25 cm |
| ISBN: | 9783446413726 9781569904220 |
Internformat
MARC
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| 020 | |a 9783446413726 |c (München) |9 978-3-446-41372-6 | ||
| 020 | |a 9781569904220 |c (Cincinnati) |9 978-1-56990-422-0 | ||
| 035 | |a (OCoLC)171152073 | ||
| 035 | |a (DE-599)BVBBV023028380 | ||
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| 084 | |a MAS 759f |2 stub | ||
| 084 | |a CIT 740f |2 stub | ||
| 130 | 0 | |a Gleichläufige Doppelschneckenextruder | |
| 245 | 1 | 0 | |a Co-rotating twin-screw extruders |b fundamentals, technology, and applications |c Klemens Kohlgrüber. With contrib. by Michael Bierdel ... |
| 246 | 1 | 3 | |a Twin-screw extruders |
| 264 | 1 | |a Munich |b Hanser |c 2008 | |
| 264 | 1 | |a Cincinnati, Ohio |b Hanser Gardner | |
| 300 | |a XIII, 354 S. |b zahlr. Ill. und graph. Darst. |c 25 cm | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 650 | 4 | |a Geschichte | |
| 650 | 4 | |a Plastics |x Extrusion |x History | |
| 650 | 4 | |a Plastics machinery |x History | |
| 650 | 0 | 7 | |a Doppelschneckenextruder |0 (DE-588)4250473-9 |2 gnd |9 rswk-swf |
| 655 | 7 | |8 1\p |0 (DE-588)4123623-3 |a Lehrbuch |2 gnd-content | |
| 689 | 0 | 0 | |a Doppelschneckenextruder |0 (DE-588)4250473-9 |D s |
| 689 | 0 | |5 DE-604 | |
| 700 | 1 | |a Kohlgrüber, Klemens |e Sonstige |4 oth | |
| 700 | 1 | |a Bierdel, Michael |e Sonstige |4 oth | |
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Datensatz im Suchindex
| _version_ | 1804137251638083585 |
|---|---|
| adam_text | 3.3.2 VISCOELASTIC FLUIDS 42 CONTENTS 1 INTRODUCTION 1 2 HISTORICAL
DEVELOPMENT OF THE CO-ROTATING TWIN SCREW 9 2.1 INTRODUCTION 9 2.2 EARLY
DEVELOPMENTS 9 2.2.1 BASIC GEOMETRY 10 2.2.2 BASIC PATENTS 13 2.2.2.1
BASIC PATENT OF THE THREADED SCREW 13 2.2.2.2 BASIC PATENT FOR KNEADING
DISCS, DBP [16], USP [17], DBP [20] 15 2.2.2.3 BASIC PATENT FOR IMODULAR
DESIGN 18 2.3 PIONEERING PERIOD 20 2.3.1 MACHINE DEVELOPMENT 20 2.3.2
USE IN CHEMICAL PROCESSES 20 2.3.3 LICENSING 22 2.3.4 RECOGNITION FOR R.
ERDMENGER 22 2.4 NEW HIGH VISCOSITY TECHNOLOGY WITH CO-ROTATING
EXTRUDERS 23 2.4.1 SCREW MACHINES IN PROCESS ENGINEERING 23 2.4.2
SIMILARITY THEORY FOR SCREW MACHINERY 23 2.4.3 VERSATILE HIGH VISCOSITY
PROCESSES 25 2.5 SPECIAL DEVELOPMENTS FROM BAYER-HOCHVISKOSTECHNIK (HIGH
VISCOSITY TECHNOLOGY GROUP) 27 2.5.1 EXTENDED KINEMATICS, PROFILE
GEOMETRIES 27 2.5.2 CLEARANCE STRATEGIES 28 2.6 DEVELOPMENTS AFTER
LICENSING 29 2.7 DEVELOPMENTS AFTER EXPIRATION OF THE PRIMARY PATENTS 32
3 RHEOLOGICAL PROPERTIES OF POLYMER MELTS 35 3.1 INTRODUCTION AND
MOTIVATION 35 3.2 CLASSIFICATION OF RHEOLOGICAL BEHAVIOR OF SOLIDS AND
FLUIDS 36 3.3 COMPARISON OF VISCOUS AND VISCOELASTIC FLUIDS 40 3.3.1
VISCOUS FLUIDS 41 BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/986336416 DIGITALISIERT DURCH VIII CONTENTS 3.4
TEMPERATURE DEPENDENCE OF SHEAR VISCOSITY 44 3.4.1 TEMPERATURE
DEPENDENCE FOR SEMI-CRYSTALLINE POLYMERS 45 3.4.2 TEMPERATURE DEPENDENCE
FOR AMORPHOUS POLYMERS 46 3.5 INFLUENCE OF MOLECULAR PARAMETERS ON
RHEOLOGICAL PROPERTIES OF POLYMER MELTS 47 3.6 SHEAR FLOWS 49 3.6.1 FLOW
PROFILES OF PRESSURE-DRIVEN PIPE FLOW 50 3.6.2 FLOW PROFILES OF THE
SIMPLE DRAG FLOW 51 3.7 EXTENSIONAL FLOWS 52 4 GENERAL OVERVIEW OF THE
COMPOUNDING PROCESS: TASKS, SELECTED APPLICATIONS, AND PROCESS ZONES 57
4.1 COMPOUNDING TASKS AND REQUIREMENTS 57 4.2 TASKS AND DESIGN OF THE
PROCESSING ZONES OF A COMPOUNDING EXTRUDER 59 4.2.1 INTAKE ZONE 60 4.2.2
PLASTIFICATION ZONE 61 4.2.3 MELT CONVEYING ZONE 65 4.2.4 DISTRIBUTIVE
MIXING ZONE 65 4.2.5 DISPERSIVE MIXING ZONE 67 4.2.6 DEVOLATUEIZATION
ZONE 69 4.2.7 PRESSURE BUILD-UP ZONE 70 4.3 CHARACTERISTIC PROCESS
PARAMETERS 72 4.3.1 SPECIFIC ENERGY INPUT 72 4.3.2 RESIDENCE TIME
CHARACTERISTICS 74 4.4 PROCESS EXAMPLES 76 4.4.1 INCORPORATION OF GLASS
FIBERS 76 4.4.2 INCORPORATION OF FILLERS 78 4.4.3 PRODUCTION OF
MASTERBATCHES 80 4.4.3.1 PREMIX PROCESS 80 4.4.3.2 SPLIT FEED PROCESS 81
4.4.3.3 COLOR MATCHING 82 4.4.4 COLORING 83 4.5 TECHNICAL TRENDS IN
COMPOUNDING 84 4.5.1 GEAR ELEMENT 84 4.5.2 RING EXTRUDER 85 4.5.3 TPE
PRODUCTION 85 4.5. CONTENTS IX 5.6 CALCULATION OF A SCREW PROFILE FOR
PRODUCTION ACCORDING TO LONGITUDINAL OFFSET 99 5.7 CONVEYING
CHARACTERISTICS OF DIFFERENT GEOMETRIES 101 5.8 KNEADING ELEMENTS 102 6
MODELING: POSSIBILITIES AND LIMITATIONS 105 6.1 THE MOTIVATION FOR
MODELING 105 6.2 SCREW DESIGN 106 6.3 MODELING APPROACHES 107 6.4 MODEL
DIMENSIONS 108 6.5 EXTRUDER: O-DIMENSIONAL 110 6.5.1 WHOLE EXTRUDER 110
6.5.2 PUMPING EFFICIENCY 112 6.5.3 EXTRUDER SECTION 112 6.6 EXTRUDER:
2-DIMENSIONAL 113 6.7 EXTRUDER: 1-DIMENSIONAL 114 6.7.1 EXTRUDER:
1-DIMENSIONAL, EXTRUDER SECTION 114 6.7.2 EXTRUDER: 1-DIMENSIONAL, WHOLE
EXTRUDER 116 6.8 EXTRUDER: 3-DIMENSIONAL 117 6.8.1 MODEL DEPTHS AND
RESULTS 117 6.8.2 EXTRUDER: 3-DIMENSIONAL, FIELDS 119 6.8.3 EXTRUDER:
3-DIMENSIONAL, SCALAR VALUES 119 6.9 SIMULATION: POSSIBILITIES AND
LIMITATIONS 120 7 PRESSURE GENERATION AND ENERGY INPUT IN THE MELT 121
7.1 OPERATING STATES OF CONVEYING SCREW ELEMENTS 121 7.2 DIMENSIONLESS
REPRESENTATION WITH DESCRIPTIVE IMPACT 123 7.3 CALCULATION OF THE
BACK-PRESSURE LENGTH 128 7.4 EFFICIENCY DURING PRESSURE GENERATION 129
7.5 EXAMPLE FOR THE DESIGN OF A PRESSURE BUILD-UP ZONE 130 7.6 FEED
BEHAVIOR WITH SHEAR THINNING 131 8 COMPUTATIONAL FLUID DYNAMICS 139 8.1
WHY COMPUTATIONAL FLUID DYNAMICS? 139 8. X CONTENTS 9.2.2 AXIAL MIXING
AND RESIDENCE TIME DISTRIBUTION 164 9.3 DISPERSIVE MIXING 167 9.3.1
DISPERSION OF SOLID PARTICLES 167 9.3.2 DISPERSION OF MELTS, LIQUID
DROPLETS, AND GAS BUBBLES 169 9.3.3 TYPES OF LOADS AND FREQUENCY OF
LOADS IN AN EXTRUDER 171 9.4 DETERMINING THE MIXING QUALITY 173 9.4.1
PARAMETERS 173 9.4.2 EXPERIMENTAL METHODS FOR DETERMINING MIXING QUALITY
AND RESIDENCE TIME DISTRIBUTION 175 10 DEGASSING POLYMER MELTS WITH
CO-ROTATING TWIN SCREW EXTRUDERS 181 10.1 REQUIREMENTS FOR DEGASSING 181
10.2 FUNCTION-SPECIFIC DESIGN 183 10.2.1 FLASH VAPORIZATION 184 10.2.2
MULTI-STAGE VACUUM 185 10.2.3 RESIDUAL DEGASSING AND USE OF STRIPPING
AGENTS 186 10.2.4 PROCESS SET-UP AND DESIGN OF DEGASSING ZONES 190 10.3
PROCESS LIMITS 193 10.4 SCALE-UP 194 10.5 PROCESS EXAMPLES 194 10.5.1
DEVOLATILIZATION OF SOLVENTS FROM LLDPE MELT SOLUTIONS 194 10.5.2
DEGASSING SOLVENTS FROM SYNTHETIC RUBBER (STYRENE-BUTADIENE COMPOUNDS)
195 10.5.3 DEGASSING VINYL ACETATE FROM LDPE/EVA COPOLYMER 195 10.5.4
DEGASSING POM 196 10.5.5 DEGASSING PC 197 10.5.6 DEGASSING PES AND PSU
197 10.5.7 DEGASSING ABS 198 10.5.8 DEGASSING UN-DRIED PET 199 10.6
CONCLUSION 201 11 SIMULATION OR SCALE-UP - ALTERNATIVES FOR EXTRUDER
LAYOUT? 203 11.1 PROCESS SECTIONS OF THE COMPOUNDING EXTRUDER 203 11.1.1
FEED AND SOLID CONVEYING SECTION 203 11.1. CONTENTS XI 12.3.3
BACKWARD-PUMPING ELEMENTS 227 12.3.4 MIXING ELEMENTS 228 12.3.5 SPECIAL
ELEMENTS 232 13 OVERVIEW OF PATENTED SCREW ELEMENTS 237 13.1 DE 813154,
US 2670188 A 238 13.2 DE 19947967A1.EP 1121238 BL, WO 2000020188 AI 239
13.3 US 1868671 A 240 13.4 DE 10207145 B4, EP 1476290 AI, US 20050152214
AI 240 13.5 DE 940109 B, US 2814472 A 241 13.6 US 3717330 A, DE 2128468
AI 241 13.7 DE 4118530 AI, EP 516936 BL, US 5338112 A 242 13.8 US
4131371 A 243 13.9 DE 3412258 AI, US 4824256 A 243 13.10 DE 1180718 B,
US 3254367 A 244 13.11 US 3900187 A 245 13.12 US 3216706 A 246 13.13 EP
2131 AI B2, JP 54072265 AA, US 4300839 A 247 13.14 DE 19718292 AI, EP
875356 AI, US 6048088 A 248 13.15 DE 4239220 AI 248 13.16 DE 1529919 A,
US 3288077 A 249 13.17 EP 330308 AI, US 5048971 A 250 13.18 US 6783270
BL, WO 2002009919 A2 251 13.19 DE 10114727 B4, US 6974243 B2, WO
2002076707 AI 251 13.20 DE 4329612 AI, EP 641640 BL, US 5573332 A 252
13.21 DE 19860256 AI, EP 1013402 A2, US 6179460 BL 253 13.22 DE 4134026
AI, EP 537450 BL, US 5318358 A 254 13.23 DE 19706134 AI 254 13.24 WO
1998013189 AI, US 6022133 A, EP 934151 AI 255 13.25 WO 1999025537 AI, EP
1032492 AI 255 13.26 US 6116770 A, EP 1035960 AI, WO 2000020189 AI 256
13.27 DE 29901899 UL 256 13.28 US 6170975 BL, WO 2000047393 AI 257 13.29
DE 10150006 AI, EP 1434679 AI, US 7080935 B2 257 13.3 XII CONTENTS
14.3.1 THROUGHPUT-ENERGY DIAGRAM 268 14.3.2 HIGH TORQUE FOR GLASS FIBER
REINFORCEMENT OF PLASTICS 270 14.3.3 HIGH TORQUE FOR FILM EXTRUSION OF
NON-DRIED PET OR PLA 271 14.3.4 APPLICATIONS OF LOW TORQUES AND HIGH
VOLUME REQUIREMENT 271 14.4 CHEMICAL AND PHARMACEUTICAL APPLICATIONS 272
14.4.1 SILICONE SEALANTS 272 14.4.2 PRESSURE-SENSITIVE ADHESIVES 272
14.4.3 CERAMIC CATALYST CARRIERS 273 14.4.4 INSULATING FILMS 276 14.4.5
BATTERY SEPARATOR FILMS 277 14.4.6 METAL AND CERAMIC MIXTURES 278 14.4.7
PHARMACEUTICAL MIXTURES 280 14.5 APPLICATIONS FOR RENEWABLE RAW
MATERIALS IN THE PLASTIC AND FOOD SECTORS 281 14.5.1 COMPOSITE MATERIALS
MADE FROM WOOD FIBERS IN POLYOLEFINS 281 14.5.2 BIODEGRADABLE MATERIALS
MADE FROM THERMOPLASTIC STARCH AND POLYLACTIC ACID 282 14.5.3 EXTRUSION
COOKING OF CEREALS FOR FOODSTUFFS AND ANIMAL FEED 285 14.5.4
APPLICATIONS IN THE CONFECTIONERY INDUSTRY 286 15 ZSK-NT THE NEW
TWO-STAGE PROCESSING SYSTEM FOR HIGH THROUGHPUTS 289 15.1 CURRENT
REQUIREMENTS FOR THE PROCESSING OF POLYOLEFINS 289 15.2 TWO-STAGE
LARGE-SCALE PLANTS FOR THE PROCESSING OF BIMODAL POLYETHYLENE... 290
15.3 QUALITY ASSESSMENTS FOR BIMODAL PIPES 291 15.4 ZSK-NT COMPARED WITH
THE STANDARD TECHNOLOGY 292 15.5 DESIGN OF PRESSURE BUILD-UP ZONES 295
15.7 OUTLOOK 300 15.8 NOTATION 300 16 MATERIAL SELECTION FOR TWIN SCREW
EXTRUDER COMPONENTS IN CONTACT WIT CONTENTS XIII 17.2.1 ELECTRIC MOTORS
316 17.2.2 DRIVE CONFIGURATION 317 17.2.3 DC DRIVES 319 17.2.3.1 POWER
CONVERTERS 320 17.2.3.2 DC MOTORS 321 17.2.4 ASYNCHRONOUS DRIVES 322
17.2.4.1 FREQUENCY CONVERTERS 322 17.2.4.2 ASYNCHRONOUS MOTORS 324
17.2.5 NETWORK FEEDBACK AND EMC 326 17.2.6 MOTOR MONITORING 326 17.2.7
TORQUE MEASUREMENT 326 17.2.7.1 TORQUE MEASUREMENT FOR EXTRUDER
PROTECTION 326 17.2.7.2 TORQUE MEASUREMENT FOR SCALE-UP 327 17.2.8
BEARING CURRENTS 327 17.2.8.1 BEARING CURRENTS CAUSED BY ASYMMETRY 327
17.2.8.2 BEARING CURRENTS CAUSED BY COMMON MODE VOLTAGE 329 17.2.8.3
BEARING CURRENTS CAUSED BY CIRCULAR FLUX 329 17.2.8.4 AVOIDABLE SOURCES
OF ERROR 330 17.2.8.5 CORRECTIVE MEASURES 331 17.3 DRIVE UNITS FOR LARGE
CO-ROTATING EXTRUDERS 332 17.3.1 DRIVE TYPES 332 17.3.2 MEDIUM VOLTAGE
ASYNCHRONOUS MOTOR 333 17.3.3 MEDIUM VOLTAGE SYNCHRONOUS MOTORS 335
17.3.4 FIXED-SPEED DRIVES 335 17.3.4.1 STARTING AIDS 336 17.3.4.2 DIRECT
ON-LINE STARTING 336 17.3.5 VARIABLE SPEED DRIVES 337 17.3.5.1 FREQUENCY
CONVERTERS 337 17.3.5.2 CONVERTER-TRANSFORMERS 339 17.3.7 EMERGENCY
RUNNING PROPERTIES 340 17.4 SAFETY CLUTCHES 340 17.4.1 SLIP CLUTCHES 341
17.4.2 MECHANICALLY DISENGAGING CLUTCHES 342 17.5 GEARBOX 342 17.5.1
DESIGN 343 17.5.2 GEAR TEETH 344 17.5.3 BEARING 345 17.5.
|
| adam_txt |
3.3.2 VISCOELASTIC FLUIDS 42 CONTENTS 1 INTRODUCTION 1 2 HISTORICAL
DEVELOPMENT OF THE CO-ROTATING TWIN SCREW 9 2.1 INTRODUCTION 9 2.2 EARLY
DEVELOPMENTS 9 2.2.1 BASIC GEOMETRY 10 2.2.2 BASIC PATENTS 13 2.2.2.1
BASIC PATENT OF THE THREADED SCREW 13 2.2.2.2 BASIC PATENT FOR KNEADING
DISCS, DBP [16], USP [17], DBP [20] 15 2.2.2.3 BASIC PATENT FOR IMODULAR
DESIGN 18 2.3 PIONEERING PERIOD 20 2.3.1 MACHINE DEVELOPMENT 20 2.3.2
USE IN CHEMICAL PROCESSES 20 2.3.3 LICENSING 22 2.3.4 RECOGNITION FOR R.
ERDMENGER 22 2.4 NEW HIGH VISCOSITY TECHNOLOGY WITH CO-ROTATING
EXTRUDERS 23 2.4.1 SCREW MACHINES IN PROCESS ENGINEERING 23 2.4.2
SIMILARITY THEORY FOR SCREW MACHINERY 23 2.4.3 VERSATILE HIGH VISCOSITY
PROCESSES 25 2.5 SPECIAL DEVELOPMENTS FROM BAYER-HOCHVISKOSTECHNIK (HIGH
VISCOSITY TECHNOLOGY GROUP) 27 2.5.1 EXTENDED KINEMATICS, PROFILE
GEOMETRIES 27 2.5.2 CLEARANCE STRATEGIES 28 2.6 DEVELOPMENTS AFTER
LICENSING 29 2.7 DEVELOPMENTS AFTER EXPIRATION OF THE PRIMARY PATENTS 32
3 RHEOLOGICAL PROPERTIES OF POLYMER MELTS 35 3.1 INTRODUCTION AND
MOTIVATION 35 3.2 CLASSIFICATION OF RHEOLOGICAL BEHAVIOR OF SOLIDS AND
FLUIDS 36 3.3 COMPARISON OF VISCOUS AND VISCOELASTIC FLUIDS 40 3.3.1
VISCOUS FLUIDS 41 BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/986336416 DIGITALISIERT DURCH VIII CONTENTS 3.4
TEMPERATURE DEPENDENCE OF SHEAR VISCOSITY 44 3.4.1 TEMPERATURE
DEPENDENCE FOR SEMI-CRYSTALLINE POLYMERS 45 3.4.2 TEMPERATURE DEPENDENCE
FOR AMORPHOUS POLYMERS 46 3.5 INFLUENCE OF MOLECULAR PARAMETERS ON
RHEOLOGICAL PROPERTIES OF POLYMER MELTS 47 3.6 SHEAR FLOWS 49 3.6.1 FLOW
PROFILES OF PRESSURE-DRIVEN PIPE FLOW 50 3.6.2 FLOW PROFILES OF THE
SIMPLE DRAG FLOW 51 3.7 EXTENSIONAL FLOWS 52 4 GENERAL OVERVIEW OF THE
COMPOUNDING PROCESS: TASKS, SELECTED APPLICATIONS, AND PROCESS ZONES 57
4.1 COMPOUNDING TASKS AND REQUIREMENTS 57 4.2 TASKS AND DESIGN OF THE
PROCESSING ZONES OF A COMPOUNDING EXTRUDER 59 4.2.1 INTAKE ZONE 60 4.2.2
PLASTIFICATION ZONE 61 4.2.3 MELT CONVEYING ZONE 65 4.2.4 DISTRIBUTIVE
MIXING ZONE 65 4.2.5 DISPERSIVE MIXING ZONE 67 4.2.6 DEVOLATUEIZATION
ZONE 69 4.2.7 PRESSURE BUILD-UP ZONE 70 4.3 CHARACTERISTIC PROCESS
PARAMETERS 72 4.3.1 SPECIFIC ENERGY INPUT 72 4.3.2 RESIDENCE TIME
CHARACTERISTICS 74 4.4 PROCESS EXAMPLES 76 4.4.1 INCORPORATION OF GLASS
FIBERS 76 4.4.2 INCORPORATION OF FILLERS 78 4.4.3 PRODUCTION OF
MASTERBATCHES 80 4.4.3.1 PREMIX PROCESS 80 4.4.3.2 SPLIT FEED PROCESS 81
4.4.3.3 COLOR MATCHING 82 4.4.4 COLORING 83 4.5 TECHNICAL TRENDS IN
COMPOUNDING 84 4.5.1 GEAR ELEMENT 84 4.5.2 RING EXTRUDER 85 4.5.3 TPE
PRODUCTION 85 4.5. CONTENTS IX 5.6 CALCULATION OF A SCREW PROFILE FOR
PRODUCTION ACCORDING TO LONGITUDINAL OFFSET 99 5.7 CONVEYING
CHARACTERISTICS OF DIFFERENT GEOMETRIES 101 5.8 KNEADING ELEMENTS 102 6
MODELING: POSSIBILITIES AND LIMITATIONS 105 6.1 THE MOTIVATION FOR
MODELING 105 6.2 SCREW DESIGN 106 6.3 MODELING APPROACHES 107 6.4 MODEL
DIMENSIONS 108 6.5 EXTRUDER: O-DIMENSIONAL 110 6.5.1 WHOLE EXTRUDER 110
6.5.2 PUMPING EFFICIENCY 112 6.5.3 EXTRUDER SECTION 112 6.6 EXTRUDER:
2-DIMENSIONAL 113 6.7 EXTRUDER: 1-DIMENSIONAL 114 6.7.1 EXTRUDER:
1-DIMENSIONAL, EXTRUDER SECTION 114 6.7.2 EXTRUDER: 1-DIMENSIONAL, WHOLE
EXTRUDER 116 6.8 EXTRUDER: 3-DIMENSIONAL 117 6.8.1 MODEL DEPTHS AND
RESULTS 117 6.8.2 EXTRUDER: 3-DIMENSIONAL, FIELDS 119 6.8.3 EXTRUDER:
3-DIMENSIONAL, SCALAR VALUES 119 6.9 SIMULATION: POSSIBILITIES AND
LIMITATIONS 120 7 PRESSURE GENERATION AND ENERGY INPUT IN THE MELT 121
7.1 OPERATING STATES OF CONVEYING SCREW ELEMENTS 121 7.2 DIMENSIONLESS
REPRESENTATION WITH DESCRIPTIVE IMPACT 123 7.3 CALCULATION OF THE
BACK-PRESSURE LENGTH 128 7.4 EFFICIENCY DURING PRESSURE GENERATION 129
7.5 EXAMPLE FOR THE DESIGN OF A PRESSURE BUILD-UP ZONE 130 7.6 FEED
BEHAVIOR WITH SHEAR THINNING 131 8 COMPUTATIONAL FLUID DYNAMICS 139 8.1
WHY COMPUTATIONAL FLUID DYNAMICS? 139 8. X CONTENTS 9.2.2 AXIAL MIXING
AND RESIDENCE TIME DISTRIBUTION 164 9.3 DISPERSIVE MIXING 167 9.3.1
DISPERSION OF SOLID PARTICLES 167 9.3.2 DISPERSION OF MELTS, LIQUID
DROPLETS, AND GAS BUBBLES 169 9.3.3 TYPES OF LOADS AND FREQUENCY OF
LOADS IN AN EXTRUDER 171 9.4 DETERMINING THE MIXING QUALITY 173 9.4.1
PARAMETERS 173 9.4.2 EXPERIMENTAL METHODS FOR DETERMINING MIXING QUALITY
AND RESIDENCE TIME DISTRIBUTION 175 10 DEGASSING POLYMER MELTS WITH
CO-ROTATING TWIN SCREW EXTRUDERS 181 10.1 REQUIREMENTS FOR DEGASSING 181
10.2 FUNCTION-SPECIFIC DESIGN 183 10.2.1 FLASH VAPORIZATION 184 10.2.2
MULTI-STAGE VACUUM 185 10.2.3 RESIDUAL DEGASSING AND USE OF STRIPPING
AGENTS 186 10.2.4 PROCESS SET-UP AND DESIGN OF DEGASSING ZONES 190 10.3
PROCESS LIMITS 193 10.4 SCALE-UP 194 10.5 PROCESS EXAMPLES 194 10.5.1
DEVOLATILIZATION OF SOLVENTS FROM LLDPE MELT SOLUTIONS 194 10.5.2
DEGASSING SOLVENTS FROM SYNTHETIC RUBBER (STYRENE-BUTADIENE COMPOUNDS)
195 10.5.3 DEGASSING VINYL ACETATE FROM LDPE/EVA COPOLYMER 195 10.5.4
DEGASSING POM 196 10.5.5 DEGASSING PC 197 10.5.6 DEGASSING PES AND PSU
197 10.5.7 DEGASSING ABS 198 10.5.8 DEGASSING UN-DRIED PET 199 10.6
CONCLUSION 201 11 SIMULATION OR SCALE-UP - ALTERNATIVES FOR EXTRUDER
LAYOUT? 203 11.1 PROCESS SECTIONS OF THE COMPOUNDING EXTRUDER 203 11.1.1
FEED AND SOLID CONVEYING SECTION 203 11.1. CONTENTS XI 12.3.3
BACKWARD-PUMPING ELEMENTS 227 12.3.4 MIXING ELEMENTS 228 12.3.5 SPECIAL
ELEMENTS 232 13 OVERVIEW OF PATENTED SCREW ELEMENTS 237 13.1 DE 813154,
US 2670188 A 238 13.2 DE 19947967A1.EP 1121238 BL, WO 2000020188 AI 239
13.3 US 1868671 A 240 13.4 DE 10207145 B4, EP 1476290 AI, US 20050152214
AI 240 13.5 DE 940109 B, US 2814472 A 241 13.6 US 3717330 A, DE 2128468
AI 241 13.7 DE 4118530 AI, EP 516936 BL, US 5338112 A 242 13.8 US
4131371 A 243 13.9 DE 3412258 AI, US 4824256 A 243 13.10 DE 1180718 B,
US 3254367 A 244 13.11 US 3900187 A 245 13.12 US 3216706 A 246 13.13 EP
2131 AI B2, JP 54072265 AA, US 4300839 A 247 13.14 DE 19718292 AI, EP
875356 AI, US 6048088 A 248 13.15 DE 4239220 AI 248 13.16 DE 1529919 A,
US 3288077 A 249 13.17 EP 330308 AI, US 5048971 A 250 13.18 US 6783270
BL, WO 2002009919 A2 251 13.19 DE 10114727 B4, US 6974243 B2, WO
2002076707 AI 251 13.20 DE 4329612 AI, EP 641640 BL, US 5573332 A 252
13.21 DE 19860256 AI, EP 1013402 A2, US 6179460 BL 253 13.22 DE 4134026
AI, EP 537450 BL, US 5318358 A 254 13.23 DE 19706134 AI 254 13.24 WO
1998013189 AI, US 6022133 A, EP 934151 AI 255 13.25 WO 1999025537 AI, EP
1032492 AI 255 13.26 US 6116770 A, EP 1035960 AI, WO 2000020189 AI 256
13.27 DE 29901899 UL 256 13.28 US 6170975 BL, WO 2000047393 AI 257 13.29
DE 10150006 AI, EP 1434679 AI, US 7080935 B2 257 13.3 XII CONTENTS
14.3.1 THROUGHPUT-ENERGY DIAGRAM 268 14.3.2 HIGH TORQUE FOR GLASS FIBER
REINFORCEMENT OF PLASTICS 270 14.3.3 HIGH TORQUE FOR FILM EXTRUSION OF
NON-DRIED PET OR PLA 271 14.3.4 APPLICATIONS OF LOW TORQUES AND HIGH
VOLUME REQUIREMENT 271 14.4 CHEMICAL AND PHARMACEUTICAL APPLICATIONS 272
14.4.1 SILICONE SEALANTS 272 14.4.2 PRESSURE-SENSITIVE ADHESIVES 272
14.4.3 CERAMIC CATALYST CARRIERS 273 14.4.4 INSULATING FILMS 276 14.4.5
BATTERY SEPARATOR FILMS 277 14.4.6 METAL AND CERAMIC MIXTURES 278 14.4.7
PHARMACEUTICAL MIXTURES 280 14.5 APPLICATIONS FOR RENEWABLE RAW
MATERIALS IN THE PLASTIC AND FOOD SECTORS 281 14.5.1 COMPOSITE MATERIALS
MADE FROM WOOD FIBERS IN POLYOLEFINS 281 14.5.2 BIODEGRADABLE MATERIALS
MADE FROM THERMOPLASTIC STARCH AND POLYLACTIC ACID 282 14.5.3 EXTRUSION
COOKING OF CEREALS FOR FOODSTUFFS AND ANIMAL FEED 285 14.5.4
APPLICATIONS IN THE CONFECTIONERY INDUSTRY 286 15 ZSK-NT THE NEW
TWO-STAGE PROCESSING SYSTEM FOR HIGH THROUGHPUTS 289 15.1 CURRENT
REQUIREMENTS FOR THE PROCESSING OF POLYOLEFINS 289 15.2 TWO-STAGE
LARGE-SCALE PLANTS FOR THE PROCESSING OF BIMODAL POLYETHYLENE. 290
15.3 QUALITY ASSESSMENTS FOR BIMODAL PIPES 291 15.4 ZSK-NT COMPARED WITH
THE STANDARD TECHNOLOGY 292 15.5 DESIGN OF PRESSURE BUILD-UP ZONES 295
15.7 OUTLOOK 300 15.8 NOTATION 300 16 MATERIAL SELECTION FOR TWIN SCREW
EXTRUDER COMPONENTS IN CONTACT WIT CONTENTS XIII 17.2.1 ELECTRIC MOTORS
316 17.2.2 DRIVE CONFIGURATION 317 17.2.3 DC DRIVES 319 17.2.3.1 POWER
CONVERTERS 320 17.2.3.2 DC MOTORS 321 17.2.4 ASYNCHRONOUS DRIVES 322
17.2.4.1 FREQUENCY CONVERTERS 322 17.2.4.2 ASYNCHRONOUS MOTORS 324
17.2.5 NETWORK FEEDBACK AND EMC 326 17.2.6 MOTOR MONITORING 326 17.2.7
TORQUE MEASUREMENT 326 17.2.7.1 TORQUE MEASUREMENT FOR EXTRUDER
PROTECTION 326 17.2.7.2 TORQUE MEASUREMENT FOR SCALE-UP 327 17.2.8
BEARING CURRENTS 327 17.2.8.1 BEARING CURRENTS CAUSED BY ASYMMETRY 327
17.2.8.2 BEARING CURRENTS CAUSED BY COMMON MODE VOLTAGE 329 17.2.8.3
BEARING CURRENTS CAUSED BY CIRCULAR FLUX 329 17.2.8.4 AVOIDABLE SOURCES
OF ERROR 330 17.2.8.5 CORRECTIVE MEASURES 331 17.3 DRIVE UNITS FOR LARGE
CO-ROTATING EXTRUDERS 332 17.3.1 DRIVE TYPES 332 17.3.2 MEDIUM VOLTAGE
ASYNCHRONOUS MOTOR 333 17.3.3 MEDIUM VOLTAGE SYNCHRONOUS MOTORS 335
17.3.4 FIXED-SPEED DRIVES 335 17.3.4.1 STARTING AIDS 336 17.3.4.2 DIRECT
ON-LINE STARTING 336 17.3.5 VARIABLE SPEED DRIVES 337 17.3.5.1 FREQUENCY
CONVERTERS 337 17.3.5.2 CONVERTER-TRANSFORMERS 339 17.3.7 EMERGENCY
RUNNING PROPERTIES 340 17.4 SAFETY CLUTCHES 340 17.4.1 SLIP CLUTCHES 341
17.4.2 MECHANICALLY DISENGAGING CLUTCHES 342 17.5 GEARBOX 342 17.5.1
DESIGN 343 17.5.2 GEAR TEETH 344 17.5.3 BEARING 345 17.5. |
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| classification_tum | MAS 759f CIT 740f |
| ctrlnum | (OCoLC)171152073 (DE-599)BVBBV023028380 |
| dewey-full | 668.4/13 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 668 - Technology of other organic products |
| dewey-raw | 668.4/13 |
| dewey-search | 668.4/13 |
| dewey-sort | 3668.4 213 |
| dewey-tens | 660 - Chemical engineering |
| discipline | Chemie / Pharmazie Werkstoffwissenschaften Chemie-Ingenieurwesen Werkstoffwissenschaften / Fertigungstechnik Maschinenbau |
| discipline_str_mv | Chemie / Pharmazie Werkstoffwissenschaften Chemie-Ingenieurwesen Werkstoffwissenschaften / Fertigungstechnik Maschinenbau |
| format | Book |
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| genre_facet | Lehrbuch |
| id | DE-604.BV023028380 |
| illustrated | Illustrated |
| index_date | 2024-07-02T19:16:02Z |
| indexdate | 2024-07-09T21:09:20Z |
| institution | BVB |
| isbn | 9783446413726 9781569904220 |
| language | English German |
| lccn | 2007037181 |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-016232311 |
| oclc_num | 171152073 |
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| physical | XIII, 354 S. zahlr. Ill. und graph. Darst. 25 cm |
| publishDate | 2008 |
| publishDateSearch | 2008 |
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| publisher | Hanser Hanser Gardner |
| record_format | marc |
| spelling | Gleichläufige Doppelschneckenextruder Co-rotating twin-screw extruders fundamentals, technology, and applications Klemens Kohlgrüber. With contrib. by Michael Bierdel ... Twin-screw extruders Munich Hanser 2008 Cincinnati, Ohio Hanser Gardner XIII, 354 S. zahlr. Ill. und graph. Darst. 25 cm txt rdacontent n rdamedia nc rdacarrier Geschichte Plastics Extrusion History Plastics machinery History Doppelschneckenextruder (DE-588)4250473-9 gnd rswk-swf 1\p (DE-588)4123623-3 Lehrbuch gnd-content Doppelschneckenextruder (DE-588)4250473-9 s DE-604 Kohlgrüber, Klemens Sonstige oth Bierdel, Michael Sonstige oth Erscheint auch als Druck-Ausgabe 978-3-446-43341-0 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016232311&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis 1\p cgwrk 20201028 DE-101 https://d-nb.info/provenance/plan#cgwrk |
| spellingShingle | Co-rotating twin-screw extruders fundamentals, technology, and applications Geschichte Plastics Extrusion History Plastics machinery History Doppelschneckenextruder (DE-588)4250473-9 gnd |
| subject_GND | (DE-588)4250473-9 (DE-588)4123623-3 |
| title | Co-rotating twin-screw extruders fundamentals, technology, and applications |
| title_alt | Gleichläufige Doppelschneckenextruder Twin-screw extruders |
| title_auth | Co-rotating twin-screw extruders fundamentals, technology, and applications |
| title_exact_search | Co-rotating twin-screw extruders fundamentals, technology, and applications |
| title_exact_search_txtP | Co-rotating twin-screw extruders fundamentals, technology, and applications |
| title_full | Co-rotating twin-screw extruders fundamentals, technology, and applications Klemens Kohlgrüber. With contrib. by Michael Bierdel ... |
| title_fullStr | Co-rotating twin-screw extruders fundamentals, technology, and applications Klemens Kohlgrüber. With contrib. by Michael Bierdel ... |
| title_full_unstemmed | Co-rotating twin-screw extruders fundamentals, technology, and applications Klemens Kohlgrüber. With contrib. by Michael Bierdel ... |
| title_short | Co-rotating twin-screw extruders |
| title_sort | co rotating twin screw extruders fundamentals technology and applications |
| title_sub | fundamentals, technology, and applications |
| topic | Geschichte Plastics Extrusion History Plastics machinery History Doppelschneckenextruder (DE-588)4250473-9 gnd |
| topic_facet | Geschichte Plastics Extrusion History Plastics machinery History Doppelschneckenextruder Lehrbuch |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016232311&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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