Production at the leading edge of technology (eBook)

Preface 5
Vorwort 6
Organization 7
Contents 8
I. Forming Machine Tools and Manufacturing Processes 12
Overcoming Limits Die Forging of Cast Preforms 14
1 Motivation 15
2 Approach and Preliminary Studies 15
2.1 Demonstration Part 15
2.2 Software for Simulation 16
3 Investigation Results 17
3.1 First Simulation Casting 18
3.2 Second Simulation Forging 19
4 Conclusion and Outlook 21
Acknowledgements 22
References 22
Manufacturing of optical surfaces by burnishing of PMX170CrVMo18-3-1 24
1 Introduction 25
2 Burnishing 25
3 Experimental Setup 26
4 Results and Discussion 28
4.1 Surface Roughness 28
4.2 Hardness 29
5 Summary and Outlook 30
References 31
Influence of shot peening materials on the topography, surface integrity and friction of hot forging tools 32
1 Introduction 33
2 Materials and Methods 34
3 Results and Discussion 35
4 Conclusion and Outlook 39
Acknowledgments 40
References 40
Investigation of dry lubrication systems for lightweight materials in hot forming processes 41
1 Introduction 42
2 Materials, Application Technique and Experimental Setup 43
2.1 Aluminum alloy and used lubricants 43
2.2 Lubricant application technique 43
2.3 Investigation of the applied lubricant coating 44
2.4 Deep drawing setup 44
2.5 Characterization of the surface topography 45
3 Results and Discussion 45
3.1 Results of the coating tests 45
3.2 Results of the deep drawing tests 47
3.3 Results of the Surface analyses 48
4 Conclusion and Outlook 48
Acknowledgements 49
References 49
Process Development for the Remanufacturing of Geared Components 50
1 Introduction 51
2 Process Development for the Re-Manufacturing of Damaged Gears 51
3 Summary and Outlook 57
Acknowledgements 57
References 58
Material characterisation as a basis for material modelling for heat treatment during roll forming 59
1 Introduction 60
1.1 Roll forming – state of the art 60
1.2 Induction-assisted continuous manufacturing processes for the production of straight and hardened profiles 61
1.3 Reaction Kinetic Modelling 61
2 Experiments and Results 62
2.1 Materials, experimental setup and methods 62
2.2 Results and discussion 64
2.3 Transfer of the findings to the continuous roll forming process 65
3 Summary and Outlook 66
Acknowledgments 67
References 67
Investigations of forming force, friction values and surface qualities in ring compression tests using oscillating tools 69
1 Introduction 70
2 Experimental Setup 71
3 Experimental Schedule 72
4 Results and Discussion 72
4.1 Influence on the forming force and plastic work 73
4.2 Influence of vibration on friction factor 74
4.3 Influence of vibration on surface roughness 75
4.4 Numerical Investigation of the experiments with superimposed oscillation 75
5 Conclusion and Discussion 76
Acknowledgments 76
References 77
Investigations on Residual Stress Generation in Extruded Steel Components 78
1 Introduction 79
2 State of the Art 79
Full Forward Extrusion 79
Residual Stress Measurement 80
3 Experimental Setup 81
Materials 81
Forward Extrusion 82
Residual Stress Measurement 82
4 Validation of the Evaluation Methodology 82
5 Residual Stress Generation in Full Forward Extrusion 83
Forming 84
Ejection 84
Interpretation 85
6 Conclusions 85
7 Summary and Outlook 86
Acknowledgements 86
References 86
Development of a Design Tool for Servo-Powertrains in Forming Presses 88
1 Structure 89
2 Parametric Motor Simulation 89
3 Press Drive Modeling 90
3.1 Kinematic Press Drive Models 90
3.2 Required Torque 91
4 User Interface 92
5 Validation 94
6 Summary and Future Work 95
Acknowledgement 96
References 96
Characterization of temperature-dependent tensioncompression asymmetry for high-strength aluminium alloys 97
1 Introduction 98
2 Experimental Procedure 99
2.1 Material 99
2.2 Experimental setup 100
3 Results and Discussion 101
4 Conclusion 104
References 104
Enhanced accuracy in springback prediction for multistage sheet metal forming processes 105
1 Introduction 106
2 Experimental Setup 107
2.1 Material Characterization 107
2.2 Forming with alternating blank draw-in 109
3 Numerical Investigation on Material Parameters of the Yoshida-Uemori-Model 110
4 Results and Discussion 111
5 Conclusion 113
Acknowledgement 113
References 113
Autoadaptive Minimization of Transfer System Oscillations 115
1 Transfer System Oscillations 116
2 Minimization of Transfer System Oscillations 118
2.1 Virtual Testing Using a Multi Body Simulation Model 119
2.2 Validation and Optimization on a Transfer System Demonstrator 121
3 Summary and Forthcoming Work 122
Acknowledgement 122
References 123
Rotational Molding for the Production of Hybrid FRP Metal Tension and Compression Rods with Form Fit 124
1 Introduction 125
2 State of the Art 125
3 Objective and Approach 126
4 Process Chain Expansion 127
5 Results and Discussion 128
6 Conclusion and Outlook 130
Acknowledgements: 130
References 131
Characterisation of Self-Regenerative Dry Lubricated Layers on Mo-Basis by Nano Mechanical Testing 132
1 Introduction 133
2 Experimental Methods 134
2.1 Material and Specimen Preparation 134
2.2 Nano Mechanical Testing 134
2.3 Surfacing Analysis 135
3 Results and Discussion 135
4 Conclusions and Outlook 140
Acknowledgments 140
References 140
Validation of numerical simulations for the reduced freeform bending process using a test bench 142
1 Introduction 143
2 Experimental Setup 143
3 Simulation Models 144
3.1 Basic simulation model 145
3.2 Variation of shell element types 146
3.3 Additional pre-forming simulation 146
4 Results 147
5 Summary and Conclusion 148
Acknowledgements 149
References 149
Investigation of the forming limit behavior of martensitic chromium steels for hot sheet metal forming 151
1 Introduction 152
2 Materials and Methods 152
2.1 Martensitic chromium steel AISI 420C 152
2.2 Experimental set-up for isothermal FLC tests 153
2.3 Simulation model of isothermal FLC tests 154
3 Results 155
3.1 Experimental outcome 155
3.2 Numerical findings 156
3.3 Isothermal experimental-numerical hot FLC 158
4 Summary and Outlook 158
Acknowledgement 159
References 159
Experimental Investigation of Inserts in SMC Foam Sandwich Structures for Aircraft Interior Applications 161
1 Introduction 162
2 Functional SMC-Foam-Sandwich Structures 163
3 Process Analysis for the Manufacturing of Test Specimens 164
3.1 Concepts for the Integration of Inserts in SMC Foam Sandwich Structures 164
3.2 Process Analysis for the Manufacturing of Test Specimens 165
4 Experimental Investigation 167
4.1 Initial Trials 167
4.2 Process Optimisation 168
4.3 Conclusion 169
5 Summary and Outlook 169
References 170
Electromagnetic Forming of Design Elements 171
1 Introduction 172
2 Tool Design 173
3 Numerical Analysis and Experimental Verification 177
4 Summary and Outlook 179
References 180
Influence of Increased Manganese Content on the Precipitation Behaviour of AISI H10 in Thermomechanical Fatigue Tests 181
1 Introduction 182
2 Experimental Work 183
2.1 Material 183
2.2 Experiments 183
3 Results and Discussion 184
3.1 Microstructure and precipitation behaviour in the unloaded state 184
3.2 Notched bar impact tests 185
3.3 Compression tests 185
3.4 Thermomechanical fatigue 186
3.5 Microstructure and precipitation behaviour in the cyclic loaded state 187
4 Conclusion 188
Acknowledgments 189
References 189
Manufacturing of Hybrid Solid Components by Tailored Forming 190
1 Motivation 191
2 Tailored Forming – Definition and Process Steps 193
2.1 Joining Processes 194
2.2 Forming Processes 194
2.3 Machining 195
2.4 Design and Numerical Simulation 196
2.5 Quality Control and Lifetime Analysis 197
3 Summary and Outlook 198
Acknowledgements 198
References 199
Thermal characterization of metallic surface contacts: New test rig for determination of the interfacial heat transfer coefficie at intermediate temperatures 200
1 Introduction 201
2 Description of the Test Rig 203
2.1 Basic principle and construction of the test rig 203
2.2 Determination of the interfacial heat transfer coefficient 205
3 First Results 206
4 Error Evaluation 207
5 Conclusion 208
Acknowledgement 208
References 208
Towards Nonstop Availability in Roll Forming through Digitalization 210
1 Introduction 211
2 Practical Implementation of Process Monitoring 213
2.1 Experimental framework for the Process Stage 213
2.2 Machine Learning Framework for the Monitoring Stage 213
3 Investigations of Actual Process States by Use of Machine Learning 214
4 Results and Discussion 215
4.1 Analysis of Process Forces 215
4.2 Analysis of Process Torques Reaction Torques. 215
4.3 Analysis of Profile Geometry 217
4.4 Error Map based on Process Forces and Profile Geometry 217
5 Conclusion 218
References 219
Forging of Extremely Finely Grained Microstructure Materials by Use of Thermomechanically Treated Base Material 220
1 Introduction 221
2 Forming of Thermomechanically Treated Material 221
3 Objectives 222
4 Examination 222
4.1 Test setup 222
4.2 Examination of process parameters 223
5 Results 225
6 Conclusion 228
Acknowledgement 229
References 229
Extremely smooth: how smooth surfaces enable dry and boundary lubricated forming of aluminum 230
1 Introduction 231
2 Materials and Methods 232
2.1 Strip-drawing test 232
2.2 Materials 233
2.3 Experimental test procedure 233
3 Results and Discussion 234
4 Conclusions and Outlook 237
Acknowledgements 238
References 238
II. Cutting Machine Tools and Manufacturing Methods 239
Shape alterations and their holistic geometrical representation in abrasive flow machining 240
1 Introduction 241
2 State of the Art 241
2.1 Abrasive flow machining 241
2.2 Measurement technology 243
3 Experimental Setup 244
4 Results 245
5 Summary and Outlook 248
Acknowledgements 248
References 248
Micro milling of areal material measures: Influence of the manufacturing parameters on the surface quality 250
1 Introduction and State of the Art 251
2 Experimental Setup 252
3 Measurement and Evaluation 254
4 Results 254
5 Conclusion and Outlook 256
References 257
Acknowledgement 258
Appendix 259
Additive manufacturing for intelligent lightweight tools 260
1 Lightweight Design 261
2 Tool and Boundary Conditions 262
3 FE Simulation and Topology Optimization 264
4 Conclusion 266
References 266
Drive Unit Enabling Electrochemical Orbiting with High Dynamics and High Accuracy 267
1 Introduction 268
2 Electrochemical Orbiting – Process Fundamentals 268
2.1 Anodic Dissolution 268
2.2 Precise Electrochemical Machining (PECM) 269
2.3 EC-Orbiting 270
3 Drive Unit 271
3.1 Kinematic Concept 271
3.2 Dimensioning the Compensation of Unbalance 272
4 Conclusion 275
Acknowledgements 275
References 275
Concept to analyze residual stresses in milled thin walled monolithic aluminum components and their effect on part distortion Ko 277
1 Introduction 278
2 Concept Methodology 279
2.1 Experiments 280
2.2 Simulation models 282
3 Experimental Results 283
3.1 Force analysis 283
3.2 Machining induced residual stress analysis 284
4 Conclusion and Outlook 284
Acknowledgement 285
References 285
Experimental Analysis of the Friction Behaviour in Cutting 287
1 Introduction 288
2 Rake Face and Main Body Surface Preparation 289
3 Cutting Experiments 290
3.1 Experimental setup 290
3.2 Analysis of the passive force 291
4 Friction Experiments 292
4.1 Experimental setup 292
4.2 Analysis of the normal and tangential stresses 293
5 Conclusion and Outlook 294
Acknowledgements 295
References 295
Mutability of cutting materials – performance of niobium carbide based hard metals 296
1 Introduction 297
2 Cutting Materials 298
3 Cutting-Edge Preparation 300
4 Experimental Setup 300
5 Results 301
5.1 Carbon steel C45E 301
5.2 Gear steel 42CrMo4+QT 302
6 Discussion 303
7 Conclusion 303
Acknowledgements 304
References 304
Recognition of wood and wood-based materials during machining using acoustic emission 306
1 Introduction 307
2 Experimental Setup 308
3 Cutting Forces 308
4 Acoustic Emission 310
5 Conclusion and Outlook 313
References 314
Preand post-treatment of HVOF-WC-CoCr-coated HSS cutting parts in order to substitute sintered cemented carbide cutting tool materials 315
1 Introduction 316
2 Materials and Methods 317
2.1 Pre-treatment 318
2.2 Post-treatment 318
3 Discussion and Results 319
3.1 Pre-treatment 319
3.2 Post-treatment 320
4 Conclusion and Outlook 322
Acknowledgement 322
References 322
Orthogonal Turning Simulations for Casted Steel Alloy Using Mesh Free Methods 324
1 Introduction 325
1.1 Smooth Particle Hydrodynamics method (SPH) 325
1.2 Smooth Particle Galerkin method (SPG) 327
2 Experimental Setup 327
3 Simulation Setup 328
4 Results and Discussion 329
5 Conclusion 331
Acknowledgements 333
References 333
Safety of slim tool extensions for milling operations at the limit 334
1 Introduction 335
2 State of the Art 336
3 Description of Modeling and Parameter Study 337
3.1 Crash modelling 338
3.2 Modal analysis & instability due to radial forces
4 Results of the FE Analysis 339
5 Sensitivity Analysis 340
6 Discussion and Outlook 341
6.1 Experimental validation by speed-up tests 341
6.2 Risk reduction measures 342
References 342
III. Automated Assembly and Robotics 344
Influence of filler wire oscillation on the seam texture in laser beam brazing 345
1 Introduction 346
2 Experimental 347
2.1 Material 347
2.2 Brazing setup 347
2.3 Wire oscillation 347
2.4 Process recording 348
2.5 Analysis of the Seam Surface 348
3 Results 349
4 Discussion 351
5 Conclusions 353
Acknowledgements 353
References 353
Highspeed Force Sensitive Object Handling via Cyberphysical Gripping System 355
1 Introduction 356
2 Use Case 356
3 Gripper Hardware 357
4 Control System 358
5 Cyberphysical Gripping System 362
Acknowledgements 363
References 363
Overview and Classification of Defects occurring during Laser Beam Melting of Nickel-base Alloys 364
1 Introduction 365
2 State of the Art 366
2.1 LBM Process and Defects for Nickel-base Alloys 366
2.2 Process Monitoring for LBM 366
3 Approach 367
3.1 Experimental Setup 367
3.2 Procedure for the Investigations 368
4 Results 369
5 Summary and Outlook 370
References 371
Fast Pick and Place Stacking System for Thin, Limp and Inhomogeneous Fuel Cell Components 374
1 Introduction 375
1.1 Challenges in Fuel Cell Assembly 375
1.2 Research Objective 377
2 State of the Art 377
2.1 Related Work on Stacking of Fuel Cells 378
3 Fast Pick and Place Stacking for Fuel Cells 378
3.1 Methodical Layout Development and Validation 379
3.2 Simulation-Based Layout Assessment and Experimental Validation 381
4 Conclusion and Outlook 383
References 383
Higher deposition rates in laser hot wire cladding (LHWC) by beam oscillation and thermal control 385
1 Introduction 386
2 Experimental Setup 387
3 Results 388
3.1 Cladding with beam oscillation 388
3.2 Thermal monitoring and control approach 390
4 Discussion 392
5 Conclusion 392
Acknowledgements 392
References 393
Challenges in bonding processes in the production of electric motors 394
1 Introduction 395
2 State of the Art 395
2.1 Production processes of electric motors 396
2.2 Adhesive systems and adhesive process steps 396
2.3 Need for research activity and motivation for the investigations 397
3 Investigations of Adhesive Systems for Joining of Electrical Steel Laminations 398
3.1 Selection of adhesives and experimental procedure 398
3.2 Evaluation of tensile shear strength 399
3.3 Comparison of adhesive systems 399
4 Evaluation of Adhesive Systems for Assembling Permanent Magnets in IPM Rotors 400
4.1 Application concept and experimental design 400
Design of the assembly experiment. 401
4.2 Experimental results and discussion 401
5 Conclusion and Outlook 402
References 403
Synchronization of Scrum and Stage-Gate in Hybrid Product Development Projects of Manufacturing Companies 404
1 Introduction 405
2 State of the Art 406
3 Concept 407
3.1 Structural compatibility of Scrum and Stage-Gate 407
3.2 Contextual compatibility of Scrum and Stage-Gate 408
3.3 Project-specific proportioning of Scrum and Stage-Gate 410
4 Application 411
5 Conclusion 412
Acknowledgements 412
References 412
Robot-based automated production of wrapped connections with single solid round wires 414
1 Introduction 415
2 State of the Art 416
3 Factors Influencing the Quality of a Wrapped Joint 418
4 Automation Concept 419
4.1 Robot-based assembly cell 419
4.2 Processing sequence 420
5 Results and Discussion 420
6 Conclusion 421
References 421
Towards a Framework for Evaluating Exoskeletons 423
1 Introduction 424
2 Evaluating Exoskeletons 424
2.1 Procedure 425
2.2 Constructs 425
2.3 Limitations 425
3 Outline of a Framework for Evaluating Exoskeletons 426
3.1 Theoretical Background 426
3.2 Framework 427
3.3 Stakeholder Perspective 428
4 Framework Application Example 429
5 Conclusion 430
References 430
Robot-Based Hybrid Production Concept 433
1 Motivation and State of the Art 434
1.1 State of the Art 435
2 Robot-Based Processes 436
2.1 Friction surfacing based hybrid manufacturing 436
2.2 Hybrid manufactured parts 437
2.3 Compliance Compensation 438
3 Conclusion and Outlook 440
References 441
IV. Machine Learning 443
Control loop for a databased prediction of order-specific transition times 444
1 Introduction 445
2 State of the Art 446
3 Success Factors for an Accurate Prediction of Transition Times 447
4 Proposed Control Loop Concept 448
4.1 Control loop architecture 449
4.2 Detailed contemplation of the model control and (re-)development tasks 449
5 Summary and Further Research 451
Acknowledgement 451
References 451
Data-driven Prediction of Surface Quality in Fused Deposition Modeling using Machine Learning 454
1 Introduction 455
2 Related Work 455
2.1 Quality control systems in additive manufacturing 455
2.2 Machine Learning applications for quality prediction in manufacturing 456
3 Measurement Setup and Data Acquisition 456
4 Prediction Model 457
4.1 Feature extraction 458
4.2 Development of the prediction model 460
5 Prediction Results 460
6 Conclusion 461
7 Outlook 461
Acknowledgements 462
References 462
Experimental validation of smoothed machine learningbased parameterization of local support in robot-based incremental sheet forming 463
1 Introduction 464
2 Process Database 466
3 Artificial Neural Networks 467
4 Parameter Smoothing 469
5 Experimental Validation 469
6 Conclusion 471
References 471
Machine Learning and Artificial Intelligence in Production: Application Areas and Publicly Available Data Sets 473
1 Requirements for the Application of ML and AI in Production 474
2 Application Areas for ML and AI in Production 474
3 Data Basis in Production 476
4 Examples of ML and AI in Application 478
5 Challenges and Summary 479
References 479
Camera Based Ball Screw Spindle Defect Classification System 482
1 Introduction 483
2 Fundamentals 483
2.1 Fundamentals of Ball Screw Drives and Wear 483
2.2 Convolutional Neural Networks for Image Processing 484
3 State of the Art 485
3.1 Condition Monitoring of Ball Screw Drives 485
3.2 Convolutional Neural Networks for Defect Image Classification 486
4 Approach 486
4.1 Experimental Setup 486
4.2 Setup of a CNN for Pitting Image Classification 486
5 Results 489
6 Summary and Outlook 490
References 490
Cross-Process Quality Analysis of X-ray Tubes for Medical Applications Using Machine Learning Techniques 492
1 Introduction and Motivation 493
2 Relevant Basics 494
2.1 Overview of ML Techniques 494
2.2 Reference Model for Managing ML Projects 494
2.3 Overview of the X-Ray Tube and its Production 495
Fig. 3 495
3 Concept 496
4 Validation 498
5 Conclusion and Outlook 500
References 501
Development of a Machine Learning Model for a MultiCorrelative Sample-Based Prediction of Product Quality for Complex Machining Processes 502
1 Predicting Quality Characteristics in Lapping Process 503
1.1 Motivation 503
1.2 Related Work 504
2 Methodology of Predictive Quality Model 505
2.1 Fundamental Approach 505
2.2 Model Requirements 506
2.3 Data Pre-Processing 507
2.4 Model Evaluation and Optimization Strategy 507
2.5 Implementation 508
3 Results 509
4 Conclusion 510
References 510
Internet of Production: Rethinking production management 512
1 Introduction 513
2 Concept of the Internet of Production 514
3 Internet of Production in the Context of Production Management 517
3.1 Increasing decision and implementation speed in short-term production management 517
3.2 Improving decision quality in long-term production management 518
4 Conclusion 520
Acknowledgements 520
References 520
Auto-configuration of a digital twin for machine tools by intelligent crawling 522
1 Introduction 523
2 Fundamentals 523
3 State of the Art and Objectives 524
4 Approach for the Auto-Configuration of a Digital Twin 525
4.1 Architecture and setup 525
4.2 Machine tool information model 527
4.3 Identification of parameters 528
Design of the crawler tool 528
Plausibility check to determine the priority 529
5 Results and Discussion 530
6 Conclusion and Outlook 530
References 531
Certification of AI-Supported Production Processes 532
1 Introduction 533
2 Potential Problems During the Certification 533
3 Existing Approaches for Certification 534
4 Explainability and Performance of AI-Systems in Production 536
4.1 Measuring Traceability, Explainability and Transparency 536
4.2 Possibilities to Improve Explainability, Traceability and Transparency 537
5 Future Developments and Recommendations 538
References 539
V. Industrial Science 541
Influencing factors for the design of agile global production networks 542
1 Introduction the Need for Agile Production Networks 543
2 State of the Art 544
3 Conception of the Method 545
3.1 Identification of agility requiring influencing factors and design dimensions 545
3.2 Criticality of factor groups 546
3.3 Determination of the interdependencies between agility-related influencing factors and design dimensions 548
4 Conclusion 549
Acknowledgements 549
References 549
Systematical Combination of a Lean Production System and Industry 4.0 Development of a method library to assess interactions 551
1 Motivation 552
2 State of the Art 553
2.1 Lean Production System 553
2.2 Industry 4.0 553
2.3 Existing concepts to combine LPS and Industry 4.0 554
3 Development of a Method Library 554
3.1 Requirements for a method library 554
3.2 Examining the principles 556
3.3 Interactions between the LPS and the technologies of Industry 4.0 557
3.4 Development of the sheets for the method library 558
4 Conclusion and Outlook 559
Acknowledgements 559
References 559
Concept for the industrialization of physical products in the highly iterative product development 561
Introduction 562
Conflict of objectives between highly iterative product development and production process development 562
Prior research in highly iterative product development and the industrialization process 564
Design guidelines for the industrialization of highly iterative developed physical products 565
Concept of industrialization of highly iterative developed physical products 567
Conclusion and further research 568
Acknowledgements 569
References 569
Data Acquisition System in Value Streams for Resource Consumption Monitoring and Workpiece Traceability 571
1 Background and Motivation for Energy and Resource Efficiency in Industrial Value Streams 572
2 Existing Approaches and Research Demand 573
2.1 Energy and Resource Consumption Analysis in Industrial Production 573
2.2 Visualization of Data Flows in Value Streams 573
2.3 Methodical Analysis to Implement Suitable Traceability Technologies 574
3 Development of Value Stream Resource Analysis (VaRA) Tool 574
3.1 Data Base for Adapted Value Stream Analysis 4.0 575
3.2 Auto-ID Related Information Analysis 576
3.3 Adapted Value Stream Analysis 4.0 for Resource Transparency 577
4 Summary and Outlook 578
Acknowledgments 579
References 579
Framework for Smart Services as a premise for collaboration in the era of manufacturing services 581
1 Introduction 582
2 State of the Art regarding Smart Services 583
2.1 Challenges Posed by Smart Services 583
2.2 Existing Frameworks in the Context of Industry 4.0 584
3 Framework for the Assessment of Smart Services regarding Different Requirements to Support Collaboration 584
3.1 Framework Structure based on RAMI 4.0 584
3.2 Framework for the Identification of Requirements for the Development of Smart Services 585
4 Summary 588
References 589
Methodology for the risk and reward evaluation of industrial subscription models 591
1 Introduction 592
2 Relevant Terminology and Related Work 592
3 Methodology to Evaluate Subscription-Based Business Models 593
3.1 Methodological approach 594
3.2 Derivation and application of the framework 595
4 Summary and Conclusion 598
References 598
Analysis of mobility-oriented maintenance services for complex technical systems An empirical preliminary study 601
1 Introduction and Motivation 602
2 Purpose and Objective of the Preliminary Study 603
3 Method 603
Phase 1: Exploration of the research field 604
Phase 2: Thesis development 604
Phase 3: Conduction of expert interviews and transcription 604
Phase 4: Qualitative and quantitative evaluation Quantitative evaluation: 605
4 Results and Interpretation 606
5 Discussion and Outlook 608
References 609
Integrated Process for Optimized Planning of Migration in Production Networks 611
1 Introduction 612
2 Migration Planning in Research 613
3 Integrated Process for Optimized Migration Planning 614
3.1 Migration Planning 614
3.2 Modelling of migration process 617
4 Summary and Further Research 618
Acknowledgement 619
References 619
Automatic Generation of Model Sets for Simulationbased Validation of New Production Planning and Control Methods 620
1 Introduction 621
2 State of the Art 621
3 Introduction of the Validation Tool 622
3.1 Superordinate Structure 622
3.2 Characteristics for the Specification of Production Systems 623
3.3 Generic Description of the Method for Automated Generation of Validation Models 624
4 Exemplary Application Based on the Example of Job Order Sequencing in Workshop Production 625
5 Conclusions and Outlook 627
Acknowledgements 628
References 628
Concept for Organizational Structures of Agile Development Networks 630
1 Introduction 631
2 Related Work 632
3 Methodology 633
Step 1 – Identification of requirements of agile development networks 634
Step 2 – Base types of networks and their requirement profiles 634
Step 3 – System elements of organizational network structures 635
Step 4 – Relations between type-oriented request profiles and system elements 636
Step 5 – Configuration of the organizational structure 636
4 Summary and Conclusion 637
References 637
Correction to: Production at the leading edge of technology 640