Results 21 to 30 of about 10,608,145 (391)

Comparative analysis on the performance envelope of a three-pad and four-pad active journal bearing

open access: yesCogent Engineering, 2023
Controllable fluid film bearings with the ability to actively modify the operational conditions of rotor bearing systems possess high demand in the field of rotating machinery.
Girish H   +4 more
doaj   +1 more source

Research on Characteristics of Copper Foil Three-Electrode Planar Spark Gap High Voltage Switch Integrated with EFI

open access: yesApplied Sciences, 2022
In view of the low-energy explosion foil detonation system’s requirements for the integration technology of high-voltage switches and technical overload resistance technology, a magnetron sputtering coater is used to sputter copper film on the surface of
Kehua Han   +4 more
doaj   +1 more source

Calculation of Processes in the Electric Drive of the Sucker-Rod Pumping Unit with Reactive Power Compensation

open access: yesEnergies, 2023
The uneven load of the electric drive of sucker-rod pumping units causes an increase in the consumption of reactive power, which requires compensation. This article discusses the issue of calculating the processes in sucker-rod pumping units in the case ...
Andriy Malyar, Sławomir Cieslik
doaj   +1 more source

Static Characteristics of the Ferroelectric Transistor Inverter [PDF]

open access: yesIntegrated Ferroelectrics, 2011
The inverter is one of the most fundamental building blocks of digital logic, and it can be used as the foundation for understanding more complex logic gates and circuits. This paper presents the characteristics of an inverter circuit using a ferroelectric field-effect transistor.
Todd C. MacLeod   +3 more
openaire   +2 more sources

Static Characteristics of a Tilting Five-Pad Journal Bearing with an Asymmetric Geometry

open access: yesActuators, 2020
In this paper, static characteristics of a tilting five-pad rocker-backed journal bearing with an asymmetric geometry, i.e., different clearance for each pad, are investigated.
P. V. Dang, S. Chatterton, P. Pennacchi
semanticscholar   +1 more source

Numerical analysis of aerodynamic lubricated double-decked protuberant foil thrust bearing

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2019
Double-decked protuberant foil bearing is a type of foil bearing that uses two stacking-up layers of protuberant foils as supporting structure. In preliminary experiments, wear failure of foil thrust bearing occurs occasionally due to excessive axial ...
Yu GUO   +5 more
doaj   +1 more source

Calculation and Construction of Load Diagrams and Static Characteristics of Multi-Motor Electric Drive System Using Methods of Equivalent Forces and Reduced Moments

open access: yesE3S Web of Conferences, 2020
This paper includes the calculations and construction of load diagrams and static characteristics of individual mechanisms of a mining combine, which form a combined multi-motor electric drive system, using methods of equivalent efforts and reduced ...
M. Semenova   +5 more
semanticscholar   +1 more source

Static characteristics and engineering applications of micro negative Poisson’s ratio bolt

open access: yesRock and Soil Mechanics, 2022
Compared with traditional small deformation bolt materials, the negative Poisson’s ratio (NPR) bolt/cable material has excellent mechanical properties such as large elongation, high strength, high toughness, high constant resistance, and energy ...
TAO Zhi-gang   +7 more
doaj   +1 more source

Static Characteristics of a Linear Bipotentiometer Sensor

open access: yesSecurity and Communication Networks, 2021
In this paper, the structure and the working principle of an existing linear potentiometer sensor are introduced; furthermore, the structure and circuit connection method of a new linear bipotentiometer sensor is proposed. The sensitivity, step error, and load characteristics of the existing potentiometer sensor and the linear bipotentiometer sensor ...
Ping He   +5 more
openaire   +1 more source

Modeling static characteristics of angular velocity measuring transducer of the “nozzle-damper” type

open access: yesJournal of Physics: Conference Series, 2020
The article describes the design and principle of operation of the hydraulic measuring transducer of angular velocity of the “nozzle-damper” type. The aim of the study is the mathematical modeling in the MathCAD program of the static characteristics ...
V. Golubovsky, V. Konovalov, M. Doncova
semanticscholar   +1 more source

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