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Yielding from Field Behavior and its Influence on Oil Tank Settlements
Publisher: American Society of Civil Engineers
Abstract: One of the problems of major concern in designing large oil storage tanks is the interaction with the foundation soil, particularly in terms of differential settlements. Ultimate or serviceability limit states can be reached ...
Prioritizing Pipe Replacement: From Multiobjective Genetic Algorithms to Operational Decision Support
Publisher: American Society of Civil Engineers
Abstract: Deterioration of water distribution systems and the optimal allocation of limited funds for their rehabilitation represent crucial challenges for water utility managers. Decision makers should be provided with a set of ...
Operational Optimization: Water Losses versus Energy Costs
Publisher: American Society of Civil Engineers
Abstract: Management efficiency of water distribution networks (WDNs) is of relevant interest for the water industry, and operational optimization plays an important role. The energy to pump water is a significant element of operational ...
Modeling Local Water Storages Delivering Customer Demands in WDN Models
Publisher: American Society of Civil Engineers
Abstract: Water distribution network (WDN) models account for customer-demands as water withdrawals concentrated in nodes. Customer-demands can be assumed to be constant or varying with nodal head/pressure entailing demand-driven ...
Accounting for Directional Devices in WDN Modeling
Publisher: American Society of Civil Engineers
Abstract: This work presents a modification to steady-state water distribution network (WDN) simulation models to account for directional devices such as check valves (CHVs) and flow-control valves (FCVs). These devices, allowing ...
Acoustics and Lighting Education in Architectural Engineering: Experience of WPI
Publisher: American Society of Civil Engineers
Abstract: The growing complexity of buildings requires architectural engineering to integrate many different specialized capabilities, among which building physics often plays a primary role. Architectural engineers must understand ...
Optimal Water Distribution Network Design Accounting for Valve Shutdowns
Publisher: American Society of Civil Engineers
Abstract: The hydraulic system functioning is determined by the boundary conditions (e.g., network topology, pipe resistances/diameters, tank levels, status of control devices, and status of pumps). Shutdown of isolation valves to ...
Computationally Efficient Modeling Method for Large Water Network Analysis
Publisher: American Society of Civil Engineers
Abstract: Nowadays, the unprecedented computing power of desktop personal computers and efficient computational methodologies such as the global gradient algorithm (GGA) make large water-distribution-system modeling feasible. However, ...
Operational and Tactical Management of Water and Energy Resources in Pressurized Systems: Competition at WDSA 2014
Publisher: American Society of Civil Engineers
Abstract: Optimal management of water and energy resources worldwide is a basis for environmental and socioeconomic sustainability in urban areas, which has become even more relevant with the advent of the smart and water sensitive ...
Optimal Design of District Metering Areas for the Reduction of Leakages
Publisher: American Society of Civil Engineers
Abstract: The division of water distribution networks (WDNs) into district metering areas (DMAs) is a challenging issue and can be effective for analysis, planning, and management purposes. This contribution proposes a novel two-step ...
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