Materials and Quality Assurance

Impact of Changing Markets on Both Operational Behaviour and Component Integrity
Dr. C. Wignall, Uniper Technologies Limited, Nottingham, UK

Fatigue monitoring of a boiler recirculation pump
Dr. T. Müller, KSB SE & Co. KGaA, Frankenthal, Germany, Dr. K. Metzger, Grosskraftwerk Mannheim AG, Mannheim, Germany and S. Bergholz, Framatome GmbH, Erlangen, Germany and F. Silber, MPA, Stuttgart, Germany

10:05

V3

Life assessment, maintenance and repair of welded joints of pipings at high temperatures
M.Sc. R. Pohja, Lic.Tech. S. Tuurna, D.Sc. T. Hakala, D.Sc. A. Laukkanen, D.Sc. T. Andersson and M.Sc. P. Auerkari, VTT Technical Research Center of Finland Ltd., Tampere, Finland

10:30

Coffee break

11:00
V4

Probabilistic Creep-Fatigue Lifetimes Assessment Approach: An Example Application
F. Kölzow, Technische Universität Darmstadt, Darmstadt/Germany, Dr. K. Helbig, GE Power AG, Mannheim/Germany, Dr. C. Kontermann and Prof. M. Oechsner, Technische Universität Darmstadt, Darmstadt/Germany

Section II: Materials and Components
Moderator: C. Ullrich, VGB, Essen/Germany

11:25
V05

Creep Life Assessment for Welded Joint of P91 Steel Considering Material Properties of Each Pipe Used at Power Plant
Dr. M. Yaguchi, Central Research Institute of Electric Power Industry, Yokosuka/Japan

11:50
V06

Challenges of Creep Rupture Data Assessments using the example of a large dataset of Grade P91
Dr. M. Schwienheer, Technische Universität Darmstadt, Darmstadt/Germany

12:15
V07

Development of Boiler Material Technology and the Verification of its Practical Applicability in Japanese National A-USC Project
Dr. T. Tokairin, Mitsubishi Hitachi Power Systems Ltd., Hiroshima/Japan and M. Kitamura, Mitsubishi Hitachi Power Systems Ltd., Yokohama/Japan

12:40
V08

Super VM12 - The new 12%Cr steel for high-temperature applications
Dr. M. Subanović, Dr.rer.nat. J. Pirón, M. Jarrar, A. Gauss and Dr.rer.nat. André Schneider, Vallourec Deutschland GmbH, Düsseldorf/Germany

13:05

Lunch break

Section III: Quality Assurance, Damages
Moderator: Dr. G. Maier, Fraunhofer IWM, Freiburg, Germany

14:00
V09

Non-Destructive Weld Inspection during the Welding Process – Possibilities and Limitations of an Inline Monitoring Approach
Dr. F. Schubert, Dr. B. Bendjus, Dr. U. Cikalova, M. Stephan, R. Hipp, E. Schulze, M. Barth and Z. Bor, Fraunhofer IKTS, Dresden/Germany

14:25
V10

Depth sizing methods of operation induced flaws with automated phased array ultrasonic inspections
A. Marx and S. Medenbach, MuM Müller und
Medenbach GmbH, Gladbeck/Essen

14:50
V11

T24-Challenges of the repair of service exposed membrane walls
Dr. C. Ullrich¹, T. Hauke² and P. Körner^1
1 VGB PowerTech Service GmbH, Essen/Germany
² Lausitz Energie Kraftwerke AG, Cottbus/Germany

15:15

Coffee break

15:45
V12

Recent Damage Evaluations on Austenitic Boiler Tubes associated with Supercritical Plant
Dr. S. Heckmann, RWE Power AG, Essen/Germany

16:10
V13

Forced Draft Fan Damages and Premature Fatigue Fractures in Cold Air Suction Ducts
Dr. F. Unterumsberger, Mitsubishi Hitachi Power Systems Europe GmbH, Duisburg/Germany

16:35
V14

Remaining lifetime assessment of expansion joints
in district heating grid
P. Buhl, R. Nothdurft, EnBW Energie Baden-Württemberg AG, Stuttgart/Germany

18:45

Evening event at the ship “Salonschiff  MS Gräfin Cosel”
Riverboattrip, International Dixieland Festival, Fireworks hosted by KSB SE & Co. KGaA, Frankenthal/Germany

FRIDAY, 24 MAY 2019

Section IV: Renewable Energy
Moderator: Dr. S. Heckmann, RWE Power AG, Essen, Germany

08:30
V15

Damage Experiences in Solar Thermal Power Plants
Dr. B. Persigehl, Dr. J. Stoiber and R. Weber, Allianz Risk Consulting GmbH, Munich/Germany

08:55
V16

Offshore Wind Energy – Steel Structures
Dr. S. Weise and S. Dörfeldt, OWT GmbH, Leer/Germany

09:20
V17

Lessons Learned from damages of mechanical drive trains of wind turbines
Dr. T. Griggel and T. Gellermann, Allianz Risk Consulting GmbH, Munich/Germany

09:45

Coffee break

Section V: Welding Technology, Additive Manufacturing
Moderator: Dr. D. Dittrich, Fraunhofer IWS, Dresden, Germany

10:15
V18

Laser-Multi-Pass Narrow-Gap Welding of Thick-Walled High Temperature Materials – 140 mm thick Alloy 617 occ
B. Keßler, Dr. D. Dittrich, Prof. B. Brenner and Prof. C. Leyens, Fraunhofer IWS, Dresden/Germany

10.35
V19

Microstructure and Fatigue Behavior of Laser Welded Alloy 617 occ
Prof. M. Zimmermann, Dr. J. Kaspar, R. Kühne and Prof. Brenner, Fraunhofer IWS, Dresden/Germany

10:55
V20

Advanced concepts for design life and residual life assessment of welded components under flexible operation applied on Alloy 617occ.
Dr. G. Maier, Dr. I. Varfolomeev and H. Oesterlin, Fraunhofer IWM, Freiburg/Germany

11:15
V21

Additive Manufacturing of powdery Ni-based Superalloys for Advanced Application
J. Moritz, Dr. E. Lopez, A. Seidel, M. Riede, F. Brückner and Prof. C. Leyens, Fraunhofer IWS, Dresden/Germany

11:35
V22

Inline Monitoring of Material Parameters in Additive Manufacturing by Laser Speckle Photometry
Dr. U. Cikalova, Dr. B. Bendjus, Fraunhofer-Institut für Keramische Technologien und Systeme IKTS, Dresden/Germany

11:55

Discussion of presentation, information about working groups
Moderator: Dr.  J. Bareiß, EnBW, Stuttgart/Germany

12.10

Lunch break

13:10

Working groups with practical presentations

A – Potentials for Laser Beam Welding of High Temperature alloys
Processes/Systems Technology/Quality Assurance
Dr. D. Dittrich, Fraunhofer IWS, Dresden/Germany

B – Microstructure and fatigue behavior
Structure and Defect Evaluation/High Resolution Electron Microscopy/Efficient Parameter Identification
Prof. M. Zimmermann, Fraunhofer IWS, Dresden, Germany

C – Activities and Potentials of additive manufacturing at Fraunhofer IWS
Processes/Systems Technology/Inspection Methods
Dr. E. Lopez, Fraunhofer IWS, Dresden, Germany

14:50

Bilateral exchange of knowledge for individual topics with Fraunhofer scientists

15:00

End of the workshop