Results 1 to 10 of about 154,685 (382)

Piping and woody plants in peatlands: Cause or effect? [PDF]

open access: yesWater Resources Research, 2005
This paper presents, for the first time, evidence to show that Calluna species are one causative factor of piping in blanket peat catchments. Ground-penetrating radar survey on 960 plots illustrated that piping was prevalent throughout blanket peats ...
Joseph Holden
exaly   +3 more sources

Interpolation of gas-liquid multicomponent fluid properties for piping fluid flow analysis [PDF]

open access: yesE3S Web of Conferences, 2023
The article proposes the use of bicubic spline interpolation to optimize hydraulic and thermal calculations while processing thermodynamic library data. Research was carried out both in single-phase gas and liquid regions, as well as in the two-phase gas-
Skripachenko Maria
doaj   +1 more source

On the Convergence of “Estimated Flow Rate” Method for Hydraulic Network Flow Rate Distribution Analysis [PDF]

open access: yesE3S Web of Conferences, 2023
The article contains prove that Estimate Flow Rate (EFR) method of hydraulic network flow rate distribution analysis described in [1-3], converges from any initial point for some class of hydraulic networks with odd functions of losses on edges.
Korelstein Leonid
doaj   +1 more source

Centrifugal pump dynamic simulation experience for waterhammer calculation [PDF]

open access: yesE3S Web of Conferences, 2020
Dynamic model of centrifugal pump with induction motor on the base of Suter curves is described. The model is implemented in surge model of PASS/Hydrosystem software.
Korelstein Leonid   +2 more
doaj   +1 more source

A method of analysis of complex hydraulic networks [PDF]

open access: yesE3S Web of Conferences, 2020
A simple and reliable iterative solution method of classical hydraulic network flow rate distribution problem is described. The method is based on chord linearization of inverse branch loss function which keeps basic branch properties.
Duginov Leonid   +2 more
doaj   +1 more source

Modernization of Todini Global Gradient Algorithm for hydraulic analysis of networks with choked flow [PDF]

open access: yesE3S Web of Conferences, 2020
The modification of well-known Global Gradient Algorithm for hydraulic network flow distribution problem is proposed. This modification is based on problem equations rewritten in “upstream” form and on modified form of linearization, and can be ...
Korelstein Leonid
doaj   +1 more source

The Canonical Bijection Between Pipe Dreams and Bumpless Pipe Dreams [PDF]

open access: yesInternational Mathematics Research Notices 2023, 2021
We present a direct bijection between reduced pipe dreams and reduced bumpless pipe dreams by interpreting reduced compatible sequences on bumpless pipe dreams and show that this bijection preserves Monk's formula, establishing its canonical nature.
arxiv   +1 more source

Philosophy Aspect in Business Basic I Book For ESP Student Used at University [PDF]

open access: yes, 2020
English used for every reason at university for example such as English collaborated with culture and aspect that must be more important in daily uses as the English for specific things or purposes. All we know it as English for Specific Purposes or ESP.
Rahadianto, Piping
core   +2 more sources

Investigation of sand in piping [PDF]

open access: yesZbornik Matice Srpske za Prirodne Nauke, 2012
For the investigation of the grain size distribution of the material washed out from the piping, we used 20 samples originating from different places on the Danube and the Tisza rivers.
Nađ Laslo
doaj   +1 more source

A pipe dream perspective on totally symmetric self-complementary plane partitions [PDF]

open access: yesForum of Mathematics, Sigma. 2024;12:e17, 2023
We characterize totally symmetric self-complementary plane partitions (TSSCPP) as bounded compatible sequences satisfying a Yamanouchi-like condition. As such, they are in bijection with certain pipe dreams. Using this characterization and the recent bijection of [Gao-Huang] between reduced pipe dreams and reduced bumpless pipe dreams, we give a ...
arxiv   +1 more source

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