Richard Collins

Senior Lecturer of Water Engineering (Hydrodynamics and hydraulic engineering)

Sheffield

Publications

  • Cratering associated with failure of pressurised water mains
  • Calibrating and validating a combined accumulation and mobilisation model for water distribution system discolouration using particle swarm optimisation
  • A theory for realistic modelling of leakage and intrusion flows through leak openings in pipes
  • Leak detection in a long pipe system
  • Transient Mobilisation of Replicated Biofilms
  • Crater size calculator (Cratering associated with failure of pressurised water mains)
  • Effect of voids on the bending response of buried flexible utility pipes
  • Do transients contribute to turbidity failures of water distribution systems?
  • A novel demonstration of adhered material mobilisation by hydraulic transients
  • Predicting crater formation from failure of pressurized water mains through analogy with buried explosive events
  • Influence of Pipe Material on the Transmission of Vibroacoustic Leak Signals in Real Complex Water Distribution Systems: Case Study
  • Experimental Quantification of Intrusion Volumes due to Transients in Drinking Water Distribution Systems
  • PipeSLAM: Simultaneous localisation and mapping in feature sparse water pipes using the Rao-Blackwellised particle filter
  • Experimental Investigation into the Influence of Backfill Types on the Vibro-acoustic Characteristics of Leaks in MDPE Pipe
  • Effect of Uncertainty Demand Location on Transient behavior of WDS
  • Derivation and Validation of a Leakage Model for Longitudinal Slits in Polyethylene Pipes
  • Physical investigation into the significance of ground conditions on dynamic leakage behaviour
  • Characterisation of the Physical Composition and Microbial Community Structure of Biofilms within a Model Full-Scale Drinking Water Distribution System
  • Can a valve closure transient cause mobilisation of adhered particles?
  • Cratering associated with failure of pressurised water mains
  • Literature review: cratering associated with failure of pressurised water mains
  • Adapting astronomical source detection software to help detect animals in thermal images obtained by unmanned aerial systems
  • Assessing ground support of plastic pipes using ultrasound
  • Numerical transient analysis of random leakage in time and frequency domains
  • Robot localization in water pipes using acoustic signals and pose graph optimization
  • Occurrence of Transients in Water Distribution Networks
  • An experimental study of how hydraulic transients cause mobilisation of material within drinking water distribution systems
  • Robot mapping and localisation in metal water pipes using hydrophone induced vibration and map alignment by dynamic time warping
  • Experimental study exploring the interaction of structural and leakage dynamics
  • Experimental Quantification of Contaminant Ingress into a Buried Leaking Pipe during Transient Events
  • Traditional Leakage Models for Leakage Modelling: Effective or Not?
  • Non-Destructive In-Situ Condition Assessment of Plastic Pipe Using Ultrasound
  • Dynamic Leakage: Physical Study of the Leak Behaviour of Longitudinal Slits in MDPE Pipe
  • Experimental Quantification of Intrusion Due to Transients in Distribution Systems
  • Controlled, Realistic-scale, Experimental Study of How the Quantity and Erodibility of Discolouration Material Varies with Shear Strength
  • The Effect of Demand Uncertainty on Transient Propagation in Water Distribution Systems
  • Robot Mapping and Localisation for Feature Sparse Water Pipes Using Voids as Landmarks
  • Experimental investigation into techniques to predict leak shapes in water distribution systems using vibration measurements
  • Realistic Modeling of Leakage and Intrusion Flows through Leak Openings in Pipes
  • Robotic Mapping and Localisation in Feature Sparse Water Pipes
  • Propagating uncertainties in hydraulic transient modelling using a non-intrusive polynomial chaos methods
  • Feature Extraction of Leaks Signals in Plastic Water Distribution Pipes Using the Wavelet Transform
  • Comparison of probabilistic modelling techniques for transients in water distribution networks
  • Application of least squares support vector machines and acoustic measurements for leak flow rate prediction
  • Prediction of leak flow rate in plastic water distribution pipes using vibro-acoustic measurements
  • IMPROVING LEAK LOCATION ACCURACY BY OPTIMISING THE TIME DELAY MEASUREMENT OF ACOUSTIC EMISSION FROM LEAKS IN MOPE PIPE
  • Experimental investigation into vibro-acoustic emission signal processing techniques to quantify leak flow rate in plastic water distribution pipes
  • Soil Saturation Detection from in Pipe Ultrasound Measurements
  • Feature extraction of leaks signals in plastic water distribution pipes using the wavelet transform
  • A method to characterise transients from pressure signals recorded in real water distribution networks
  • Transient Behavior in Complex Distribution Network: A Case Study
  • Transient source localisation methodology and laboratory validation
  • Experimental proof of contaminant ingress into a leaking pipe during a transient event
  • Modelling both the continual erosion and regeneration of discolouration material in drinking water distribution systems
  • Influence of ground conditions on intrusion flows through apertures in distribution pipes
  • Intrusion modelling and the effect of groundwater conditions
  • Data for "An Experimental Study of How Hydraulic Transients Cause Mobilisation"
  • CCWI2017: F126 'Probabilistic Modelling of Transient Propagation in Water Distribution Systems'
  • CCWI2017: F11 'Can a Valve Closure Transient Cause Mobilisation of Adhered Particles?'
  • Time dependent area of leaks in MDPE pipes during transient events
  • Onset detection of transient waves using a novel experimental data set
  • Intrusion and leakage through cracks and slits in plastic (MDPE) pipes
  • The structure and stability of drinking water biofilms
  • How severe can transients be due to a sudden de-pressurization?
  • Intrusion into water distribution systems through leaks and orifices: Initial experimental results

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Co-workers & collaborators

Joseph Boxall

Joseph Boxall

Stephen Beck

Stephen Beck

Richard Collins's public data