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Discussion of “Dealing with Zero Flows in Solving the Nonlinear Equations for Water Distribution Systems” by Sylvan Elhay and Angus R. Simpson
Publisher: American Society of Civil Engineers
Method to Cope with Zero Flows in Newton Solvers for Water Distribution Systems
Publisher: American Society of Civil Engineers
Abstract: This paper presents and discusses a simple method to deal with zero flows in Newton solvers for water distribution systems, in particular in a previously published global gradient algorithm. The method consists in replacing ...
Experimental Analysis of Hydraulic Solver Convergence with Genetic Algorithms
Publisher: American Society of Civil Engineers
Abstract: A procedure for the experimental convergence evaluation of a hydraulic-network solver is proposed, based on using genetic algorithms to search for network parameter values that maximize the number of iterations of the ...
Pseudotransient Continuation-Based Steady State Solver: Extension to Zero Flow Rates
Publisher: American Society of Civil Engineers
Abstract: This paper presents and discusses an extension of the pseudotransient continuation-based steady state solver for hydraulic networks proposed previously to the case of zero flow rates. The original solver, which reduces the ...