IEEE

A Model-Based DC Fault Location Scheme for Multi-Terminal MMC-HVDC Systems Using a Simplified Transmission Line Representation

Abstract: Accurately determining the location of DC pole-to-pole short-circuit faults in modular multilevel converter (MMC) based multi-terminal HVDC (MTDC) systems is key issue in ensuring fast power ...
The Fabricator

XYZ, YBC, and LRA: understanding coordinate systems for CNC tube bending

Y, B, and C relate to the axis names most manufacturers use on CNC tube benders. LRA stands for length, rotation, and angle, ...
BMJ

Selecting pH cut-offs for the safe verification of nasogastric feeding tube placement: a decision analytical modelling approach

Objectives The existing British National Patient Safety Agency (NPSA) safety guideline recommends testing the pH of nasogastric (NG) tube aspirates. Feeding is considered safe if a pH of 5.5 or lower ...
IEEE

A Fault Location Method Based on Polynomial Chaos Expansion for Non-uniform Power Transmission Lines With Uncertainty Parameters

Abstract: This article introduces a novel fault location method utilizing polynomial-chaos expansion (PCE) designed specifically for non-uniform transmission lines affected by uncertain parameters. It ...
SciELO

Development of a numerical model to simulate the behavior of plate shear connectors applied to slender cross-section concrete-filled steel tube

Abstract The cross-section of concrete-filled steel tube (CFST) columns is classified according to the local slenderness of the steel tube as slender, non-compact, or compact. There are analytical ...