The highly qualified and experienced team at TUNRA Bulk Solids is committed to forming long term partnerships with your business to help overcome existing handling problems and assist planning new projects to ensure trouble-free plant operation.

Our team of industrial consultants have many years of experience problem solving in the bulk solids handling industry and is supported by our proficient technical staff.


E/Prof Alan Roberts - Founding Director of TUNRA Bulk Solids

AlanEmeritus Professor Alan Roberts AM has an outstanding international reputation as a world authority in the field of bulk solids handling. He has a proven international track record in fundamental and applied research, and is highly respected by industry worldwide. He was the founder of TUNRA Bulk Solids in 1975. His contribution to research and consulting spans a period of 50 years and covers almost all aspects in the field of bulk solids handling.

+61 (2) 4033 9036


Prof Mark Jones - Director of TUNRA Bulk Solids and the Centre for Bulk Solids & Particulate Technologies

MarkProfessor Mark Jones is Director of the Centre for Bulk Solids & Particulate Technologies (Newcastle Node) and TUNRA Bulk Solids and is also the Head of the School of Engineering at the University of Newcastle. He has been an active researcher and international consultant in the field of bulk solids handling for over 20 years. His principal contributions are in the areas of pneumatic conveying and characterisation, however he has contributed a significant amount of work in a wide range of areas within bulk materials handling.

+61 (2) 4033 9035


A/Prof Craig Wheeler - Associate Director of TUNRA Bulk Solids and the Centre for Bulk Solids & Particulate Technologies

CraigAssociate Professor Craig Wheeler is Associate Director of TUNRA Bulk Solids and Associate Professor in Mechanical Engineering at the University of Newcastle, Australia. He worked for 10 years with BHP Billiton in Australia in a variety of engineering positions, including maintenance, production and design. Since joining the University he has worked as a consultant for TUNRA Bulk Solids for over 10 years. His particular interests include belt conveying, transfer chute design and mechanical conveying.

+61 (2) 4033 9037


Dr Kenneth Williams - General Manager - Research

KenDr Kenneth Williams is the General Manager for Research at TUNRA Bulk Solids and is also a Senior Research Fellow in the School of Engineering at The University of Newcastle. He co-ordinates a wide spectrum of research projects and has been a part of the TBS team for over 10 years.His research focus is in the investigation and development of improved and new bulk materials handling systems and methods, working in conjunction with Postgraduate and Postdoctoral researchers. He has also worked extensively on the design and troubleshooting of industrial systems.

+61 (2) 4033 9038


Dr Tim Donohue - Business Unit Manager

TimDr Tim Donohue is the Business Unit Manager of TUNRA Bulk Solids (TBS). Tim is responsible for the overall operation of TBS and has completed a significant number of projects in the materials handling field. Tim operates across all aspects of the business including flow property testing, the provision of specialised testing services such as wear testing, along with general consulting projects. His expertise lies in transfer chute design, bin and hopper design and numerical modelling. Discrete Element Modelling (DEM) is being used more widely in the materials handling field and TBS keeps abreast of new advancements through Tim’s presence on the scientific committee for the international conference series on DEM. Through both research and consulting projects Tim has built significant experience in the bulk materials field to deliver value to Clients through solving industry problems.

+61 (2) 4033 9031


Consultants & Engineers

Dr Bin Chen - Senior Consulting Engineer

BinDr Bin Chen is a Senior Consulting Engineer at TUNRA Bulk Solids. He has been working in research and industrial consultancy in the field of bulk materials handling since 2003, involving a combination of design and evaluation, theoretical modelling, CFD and DEM. With activities in many different areas of bulk solids handling, his particular interests include design and optimisation of transfer chutes and bins/hoppers. Before joining TBS in 2008, he was employed as an engineer in Baosteel Group Corporation (Shanghai) for 2 years. He has published 1 patent and over 20 research papers.

+61 (2) 4033 9029


Dr Paul Munzenberger - Consulting Engineer

PaulDr Paul Munzenberger is research and consulting engineer at TUNRA Bulk Solids. He completed an apprenticeship as a Fitter Machinist in early 2001, and spent several years involved in the maintenance and repair of belt conveyors, and other associated coal handling equipment.  He completed his Bachelor’s Degree in Mechanical Engineering at the University of Newcastle in 2007; whereupon, he assumed his position with TUNRA Bulk Solids. Whilst working For TUNRA Bulk Solids, he commenced a PhD in Mechanical Engineering in the field of belt conveying technology which was completed in 2017. Paul’s areas of interest are belt conveying and finite element analysis.

+61 (2) 4033 9012


Mr Daniel Ausling - Consulting Engineer

DanielMr Daniel Ausling has been involved with TBS since 2003 and is currently employed as an Engineer. Whilst completing his undergraduate degree in Mechanical Engineering he gained first practical experience by working in the TBS lab as well as in the workshop. After completing his studies, he started a PhD with the focus on overland conveyors and contributed to different consultancy projects in this area. His current work includes in addition the application of DEM simulation methods to analyse and predict flow patterns in conveyor transfer stations.

+61 (2) 4033 9043

Mr Brendan Beh - Consulting Engineer

#636342523490529335#Mr Brendan Beh completed his Bachelor of engineering (Mechanical) in 2008. After graduating from University of Newcastle, he held a position as a research assistant, working along with A/Prof Craig Wheeler. During the time Brendan worked in the area of belt conveying, in particular looking at the viscoelasticity characteristic of rubber through the use of a Dynamic Mechanical Analyzer machine, testing of indentation rolling resistance on conveyor belts as well as working on a variety of materials handling problems. In 2015 Brendan began a full time Master’s Degree focusing on conveyor belt flexure resistance to provide a new method of analytical calculation, this was supported through testing on a large scale test facility by measuring indentation rolling resistance of a conveyor belt. In 2017 Brendan completed his Master’s Degree and commenced work as a Consulting Engineer for TUNRA Bulk Solids. Brendan’s areas of interest include belt conveyors, mechanical design and optimization of bulk solids handling.

+61 (2) 4033 9032

Mr Bipin Pal - Consulting Engineer

Bipin PalMr Bipin Kumar Pal joined TBS in 2017 and is currently employed as a Consulting Engineer. After completing his undergraduate degree in Marine Engineering he gained practical experience by working as an operations and maintenance engineer on board merchant ships for 4 years before pursuing a Masters degree in Aberdeen (UK). Since than he has worked on wide range of offshore oil and gas projects globally as Analysis engineer specialising in simulations and product development. Bipin brings a strong simulation background to the TBS team, including FEA, CFD, and Multiphysics, and along with this has proven expertise in problem solving and experimental validation.

+61 (2) 4033 9130

Mr Kerim Türkdoğan - Business Development Officer - Turkey and Balkans

KerimMr Kerim Türkdoğan graduated in 2011 from the Department of Mineral Processing Engineering at the Technical University in Istanbul, Turkey. Following his graduation, he started a master degree in bulk material transport / storage under the supervision of Professor. Dr. Ayhan Sirkeci and completed his master thesis in 2013 at TUNRA Bulk Solids at the University of Newcastle. In August 2013, he took up his current role as TBS Executive Officer for Turkey and the Balkans.

+90 541 372 20 25