# Acknowledgements

Many people have worked together over the last 18 years to help produce this product. In particular we would like to thank the following contributors outside of Flite Software NI Limited. Graeme Ashford of Accutech, who has provided many ideas for product improvement, for his efforts with the pen in filling in the gaps left by our documentation and for his encouragement when the going gets tough. Walter Kramer of NEM (Netherlands), who helped make sense of tee loss relationships and provided smoothed equations for Idelchik tees, after reference back to the original Russian texts. Jon Van Mourik a hydraulic consultant engineer, for his persistence and attention to detail. Prof. Liu Dezhong for his continued help and support in implementing and testing his latest slurry pipeline pressure loss model in FluidFlow. Prof. Liu Dezhong is the Director of the Slurry Transportation Special Committee in China Mining Academic Committee and a professional Senior Engineer engaged in slurry pipeline transportation design and scientific research in China ENFI Engineering Corporation (ENFI) for more than 50 years. Dr.ir. S.A. Miedema Associate Professor Offshore & Dredging Engineering, Educational Director MSc. Offshore & Dredging Engineering & Marine Technology Mekelweg 2, 2628CD, Delft. The many hundreds of end users who have provided ideas on how the product can be improved.