3rd International RotatingEquipment Conference

Pump Users International Forum 2016

14 and 15 September 2016

Congress Center Dusseldorf, Germany

Content

Session 1 Explosion protection 1

1 -1 Effects of the "new" ATEX Directive 2014/34/EU 9

- consequences for manufacturers - claims by users

Dr.- Ing. Rainer Gratz

1 -2 ISO 80079-36 and -37 - International standards for mechanical explosion 19

protection - facts and consequencesDr. Michael Beyer

1 -3 lECEx - one world - one certificate 29

- the future of (non-electrical) explosion protectionProf. Thorsten Arnhold, Prof. Dr. habil. Frank Engelmann

Session 2 Liquified gas

2-1 Transporting liquified gases - a new approach 37Dr. Torben Bubelach, Dr. Heiner Kosters, Martin Schroder

2-2 Design and engineering of a large-scale canned motor pump for super-critical 49

ethylene pipeline application, mechanical, hydraulic and thermodynamicaspectsDr. Roland Kramer, Thomas Kopp, Jean-Christoph Courcol, Philippe Roger

2-3 H20-C02 correlations in centrifugal pumps 61Fabrizio Milone, Ph.D. Lorenzo Bergamini, Rita Brizzi, Filippo Claudio Fasano

Session 3 Energy savings 1

3- 1 Highly efficient speed regulation for centrifugal pumps 73

Klaus Loffler, Dirk Kullmey

3-2 Development of sustainable water supply technologies by using pumps as 87turbines for the extension of existing hydro power plantsDr. P. Oberle, D. Stoffel, Dr. J. Fritz, S. Schmidt, W. Rosier, Prof. W.

Nestmann

3-3 System of 2 turbine pumps in a lock for the optimization of the consumption of 99

energy and water and the use as a pumped-storage hydropower plantHeinz Bohn

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Session 4 Ecodesign challenges

4-1 The Extended Product Approach -

a methodology for assessing the energy efficiency of pump units

Prof. Dr. Bernd Stoffel

4-2 Highly energy-efficient circulating pumpsDr. Michael Kuhnlein

4-3 Development of a standardized approach to assess the

energy efficiency of booster pump units in the sense of an extended productPaul Taubert, Prof. Bernd Stoffel, Dr. Gerhard Ludwig, Prof. Peter F. Pelz

4-4 Functional performance of wastewater pumpsMichael Pohler, Prof. Paul Uwe Thamsen

Session 5 Pump design 1

5-1 Experimental and numerical flow analysis of a low specific speed pump

Kay Juckelandt, Prof. Frank-Hendrik Wurm

5-2 Low specific speed mixed flow API pump for single and multistage usage -

multi-objective design challengeStefan Holler, Prof. Helmut Jaberg, Prof. Helmut Benigni, Joshua Joohyn Kim

5-3 Development of a novel centrifugal pump with lowest specific speedProf. Helmut Benigni, Stefan Leithner, Dr. Jurgen Schiffer, Prof. Helmut

Jaberg, Stefan Holler

5-4 Performance analysis of a single-blade impeller pump based on unsteady 3D

numerical simulation

Dr. Jurgen Schiffer, Christian Bodner, Prof. Helmut Jaberg, Sascha Korupp,Lars Runte

Session 6 Positive displacement pumps 1

6-1 A numerical study of the cavitating flow in a positive displacement pumpDr. Joseph Kiermeir, Prof. Romuald Skoda, Prof. Rudolf Schilling

6-2 CFD simulation of cavitation in an internal gear pumpDr. Andreas Spille-Kohoff, Jan Hesse

6-3 Root cause analysis of pump valve failures of three membrane pump systemsLennert Buijs, Andre Eijk, Leo van Hooft

6-4 ERP positive displacement pumps - physically based approach towards an

application-related efficiency guidelineChristian Schanzle, Dr. Gerhard Ludwig, Prof. Peter Pelz

Session 7 Bearing & seals

7-1 Breakthrough in selection method for pump shaft mechanical seal system

using safety models and methods

Ameed Alashqar, Abdulla El-Sharif, Nikolay Horoshih 255

7-2 Secondary dry containment seals: their use and limitations

Dr. Chris Carmody, Richard Smith267

7-3 Design and testing of radial gas bearings with porous media, using fiber-

reinforced C/C compositesSebastian Fleder, Bjom Gwiasda, Martin Appel, Prof. Martin Bohle,Markus Ortelt, Dr. Hermann Hald 281

7-4 Unified prediction of hydrodynamic forces in plain annular seals and journalbearings by means of an analytically derived design tool

Sebastian Lang, Prof. Dr.-lng. Peter Pelz 297

Session 8 Pump design 2

8-1 Improvements in pitot tube pump technologyBryce Neilson, PE 311

8-2 Experimental investigations of gurney flaps on a single-stage axial pumpSteffen Hammer, Julija Peter, Prof. Paul Uwe Thamsen 323

8-3 Complex approach to use the splitter blades impellers to improve the

centrifugal pump performanceElena Knyazeva, Andrii Rudenko, Igor Tverdokhleb, Yury Mikhailov 335

8-4 Investigations on the impact of the intake elbow component to the efficiencyof a pump-intake-elbow systemDr. Sten Mittag, Prof. Martin Gabi

Session 9 Materials

9-1 Reliability improvement of double suction centrifugal pumpMohsin Imtiaz, Usman Sharif 365

9-2 Numerical prediction and validation of suspension flows and its erosive effect

Ibrahim Budde, Dr. Gerhard Ludwig, Prof. Peter F. Pelz 371

9-3 Highly efficient manufacturing process for the extensive application of

composite cans in circulation pumpsMatthias Domm, Dr. Ralph Funck, Prof. Peter Mitschang 333

9-4 Next generation of nonmetallic pump wear parts reinforced with 3D carbon

fibers

Dr. Nicolas Weibel, Frederic Perrottet, Philippe Allienne 393

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Session 10 Positive displacement pumps 2

10-1 3D numerical modelling of fluid structure interaction in piston diaphragmpumps

Ralph van Rijswick, Dr. Arno Talmon, Prof. Cees van Rhee

10-2 Comparison of initial accumulator design using analytical and numericalmethods

C.W. Schoemakers, Dr. R.J. Fawcett

10-3 Screw pumps in polymer reactor applicationsRoland Maurischat, Sven Olson

10-4 The operational process and the characteristics of inertial piston pump withfluidic diodes

DPh Eugeniy Spiridonov, Darya Khabarova

10-5 Synchronized process pumps for critical processes

Jorg Holzhammer, Marco Klinkigt

Session 11 Pump design 3

11 -1 Pump performance acceptance test using a model pump- JIS B 8327 and activities of ISO/TC 115/SC 2/WG 4

Dr. Kazuo Uranishi, Hiroaki Yoda, Dr. Masao Oshima, Takaki Sakurai,Dr. Daichi Torii, Dr. Masahiro Miyabe, Kazuta Kobayashi, Masashi Ikezawa

11 -2 Counter-rotating mixed-flow and conventional pumps experimentalbenchmarkingStefano Tosin, Prof. Jens Friedrichs

11-3 A versatile immersed boundary method for pump designMathieu Specklin, Robert Connolly, Ben Breen, Dr. Yan Delaure

11 -4 The optimal vortex pump impeller - an experimental parameter studyAngela Gerlach, Prof. Paul Uwe Thamsen, Dorian Perlitz, Svend Rasmussen,Flemming Lykholt-Ustrup

11 -5 Thermo-mechanical effects in high-temperature magnetic drive pumps -

influence of the ambient convection modellingChristina Wloka, Prof. Roland Span

Session 12 Design methods 1

12-1 3D liquid-gas flow simulations of a radial pump with an Eulerian mono- 523

dispersed two-phase model

Tim Muller, Prof. Romuald Skoda

12-2 Performance curve instability - experimental and numerical study on impeller 535

modifications

Tino Mengdehl, Evgenii Palamarchuk, Prof. Paul Uwe Thamsen

12-3 Time resolved flow pattern analysis within the side channel of a regenerative 547

flow pump

Philipp Mattern, Jochen Kriegseis, Prof. Martin Gabi

12-4 CFD study of particle movement inside taylor-couette system in a boiler 559

recirculation pump

Yujun Sha, Dr. Jochen Fritz, Dr. Toni Klemm, Prof. Siegfried Ripperger, Prof.

Sergiy Antonyuk

Session 13 Explosion protection 2

13-1 ATEX - electrical or mechanical equipment in or out of scope - assembly or 571

installation - a small borderline - possible mistakes and their effectsFrank Ennenbach, Ursula Aich

13-2 ExNB - boon and bane. The disliked but necessary role of third parties 579

Dr. Martin Thedens

13-3 Explosion protection requirements of dry installed pumps 587

Matthias Himstedt

Session 14 Acoustics & Vibration

14- 1 On the rotor dynamics in high-capacity boiler feed pumps 599

Vitaliy A. Vasilyev, Anton Yu. Nitskiy

14-2 Design of an experimental setup to investigate noise generation and radiation 611of pump systemsStefan Bleeck, Prof. Frank-Hendrik Wurm, Dr. Christof Benz, Dr. MatthiasWitte

14-3 Improvement of pump vibration behavior by development and implementation 623

of analytical-numerical predictive tools in the design process of centrifugalpumpsDr. Klaus Rabiger, Alex Schewalje

Session 15 Design methods 2

15-1 Assessment of side-channel turbomachine components regarding their 635influence on the overall efficiencyAndre Lass, Prof. Dr.-lng. Frank-Hendrik Wurm

15-2 High speed visualization of the part load flow of a pump turbine impeller in 647

pump-modeMark Guggenberger, Florian Senn, Prof. Helmut Jaberg, Dr. Manfred

Sallaberger, Christian Widmer, Dr. Arno Gehrer

15-3 Design of low specific speed pumps using CFD, 3D-printer and air as a fluid 659

Dr. Reijo Karvinen, Pekka Pasanen

Session 16 Pump system design

16-1 A method of in-situ regeneration for iron clogged submersible motor pumps 675and systemsSebastian Haueisen, Prof. Paul Uwe Thamsen

16-2 Algorithmic design of an optimal water supply system with TOR 685

Lena Altherr, Dr. Jan Wolf, Thorsten Ederer, Philipp Leise, Prof. Peter Pelz

16-3 H2Opt: A software prototype for the optimization of drinking water systems 695Axel Knapp, Christian Geil, Helene Krieg, Dr. Dimitri Nowak, Dr. Michael

Bortz, Dr. Ing. Harald Roclawski, Wolfgang Hausen, Prof. Dr. Ing. Martin

Bohle

16-4 SHEP: An innovative language to create and evaluate optimization programs 707for pump systems

Benjamin Saul, Philipp Pottgen, Prof. Wolf Zimmermann, Prof. Peter F. Pelz

Session 17 Wastewater

17-1 Innovative waste water hydraulics for nowadays demands of waste water 717suitability and pump efficiencyMatthias Magin, Matthias Bucher, Toni Klemm, Thomas Pensler, Dr. Jochen

Fritz

17-2 Properties of sewage water pumps and their relation with cavitation 731

performanceP. Springer, Dr. B.P.M. van Esch

17-3 Increasing system efficiency of sewage pump stations by speed control 743Dr. Edgar GroBe Westhoff, Dr. Martin Schwarz, Dr. Alexander Fricke

17-4 Implementation of a cleaning sequence on a wastewater pump of 455 kW 753Stefan Gerlach, Helmut Rauwald

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Session 18 Cavitation

18-1 Challenges and open questions in cavitation simulations for centrifugal pump 765

applicationsLaurent Chatagny, Stefan Berten

18-2 Cavitation optimization of a variable pitch mixed flow pump for cooling water 777

by numerical methods and test rig verification

Stefan Holler, Prof. Helmut Jaberg, Prof. Helmut Benigni,Joshua Joohyen Kim

18-3 Numerical simulation and experimental validation for the NPSH prediction of 789

a low specific speed centrifugal pump with a variation of cavitation model

mass transfer parameters

Phillip Limbach, Prof. Romuald Skoda

18-4 Influence of surface roughness on cavitation in a centrifugal pump 801Tim F. GroB, Dr. Gerhard Ludwig, Prof. Peter F. Pelz

Session 19 Oil & Gas / Petrochemical

19-1 Hermetically sealed screw pumps for refinery upgrades 813

Oliver TroBmann, Roland Maurischat

19-2 Deducing pumping efficiency using diesel fuel consumption in western desert, 825

EgyptHesham A. M. Abdou

Session 20 Condition monitoring & diagnostics

20-1 A smart pump prototype for increased energy efficiency 841

Sebastian Leonow, Prof. Martin Monnigmann

20-2 Condition monitoring with ultrasound - new approaches 853Prof. Peter Holstein, Christian Probst, Andreas Tharandt, Gerhard Werner,Thomas Werner

Session 21 Energy savings 2

21 -1 The best attainable EEI for booster stations derived by global optimization 865

Philipp Pottgen, Prof. Peter F. Pelz

21-2 Energy savings at Tata Steel in IJmuiden by cooperation on pump 875

developmentsDr. Gerard Jagers, Bert den Hollander

21-3 Self financing energy reduction programme, for large scale pumping schemes 885

Alexander Maurice Yates

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