Results 11 to 20 of about 82,271 (294)

Smart pressure management extension for EPANET: source code enhancement with a dynamic pressure reducing valve model [PDF]

open access: yesJournal of Hydroinformatics, 2022
Applying pressure management reduces lost water and excessive hydraulic pressures in water distribution networks (WDNs). There are currently four different types of pressure management in the literature, i.e. fixed outlet, time modulated, flow modulated,
Mehmet Melih Koşucu   +1 more
doaj   +2 more sources

Multistage pressure reducing valve. [PDF]

open access: yes, 2022
Multistage pressure reducing valve.
Dongtao Xu (10871865)   +3 more
core   +1 more source

The structure of multistage pressure reducing valve. [PDF]

open access: yes, 2022
The structure of multistage pressure reducing valve.
Dongtao Xu (10871865)   +3 more
core   +1 more source

Fluid mesh model of the multistage pressure reducing valve. [PDF]

open access: yes, 2022
Fluid mesh model of the multistage pressure reducing valve.
Dongtao Xu (10871865)   +3 more
core   +1 more source

Large water-hammer pressure for column separation in pipelines [PDF]

open access: yes, 1991
Water-hammer pressures in a pipeline due to the collapse of a vapor cavity adjacent to a valve are investigated. A water-hammer event is initiated by the closure of a valve in a simple reservoir-pipeline-valve system.
Wylie, E., Simpson, A.
core   +1 more source

Idle Operation with Low Intake Valve Lift in a Port Fuel Injected Engine [PDF]

open access: yes, 2013
Reducing fuel consumption is a prime objective in the automotive industry in order to meet regulatory and customer demands. Variable valve actuation offers many opportunities for improving the spark ignition engine’s performance in areas such as fuel ...
CLENCI, Adrian   +12 more
core   +1 more source

Pressure-reducing valve [PDF]

open access: yes, 2019
Pressure-reducing ...
Glenda McMahon (1258275)   +1 more
core   +1 more source

Two-phase discharge flow prediction in safety valves [PDF]

open access: yes, 2012
Safety Relief Valves (SRV) are necessary elements in the protection of any pressurised system and the prediction of the expected discharge flows is an important consideration for the valve sizing to ensure that rupture pressures do not occur.
Elmayyah, Wael, Dempster, William
core   +1 more source

Effect of Multi-Factor Coupling on the Movement Characteristics of the Hydraulic Variable Valve Actuation

open access: yesEnergies, 2020
Studies show that the valve lift (VL) of the cam-driven hydraulic variable valve actuation (VVA) can be continuously adjusted in the range of 0–8.2 mm by controlling the opening of the throttling valve. In the present study, an orthogonal experiment with
Zhaohui Jin   +5 more
doaj   +1 more source

Seamless pressure-deficient water distribution system model [PDF]

open access: yes, 2010
Pressure-deficient conditions are a common occurrence in water distribution systems. These situations require accurate modelling for timely decision making.
Tanyimboh, Tiku   +3 more
core   +1 more source

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