Results 21 to 30 of about 12,119 (303)

Skew throttling [PDF]

open access: yesAustralas. J Comb., 2019
Zero forcing is a process that colors the vertices of a graph blue by starting with some vertices blue and applying a color change rule. Throttling minimizes the sum of the number of initial blue vertices and the time to color the graph. In this paper, we study throttling for skew zero forcing.
Curl, Emelie   +2 more
openaire   +4 more sources

Research on the Effect of the Outlet Throttle Diameter Deviation on the Pressure Relief Rate of the Injector Control Valve

open access: yesEnergies, 2022
Common rail injector response characteristics depend on the control chamber pressure change rate, the outlet throttle diameter by manufacturing errors, or wear-induced deviations that affect the rate of pressure change in the control chamber, so the ...
Rina Ren   +5 more
doaj   +1 more source

MAINTAINING VEHICLE SPEED USING A MECHANICAL CRUISE CONTROL [PDF]

open access: yesActa Electrotechnica et Informatica, 2017
In this article we would like to present cruise control realization. This cruise control is presented as mechanical device for vehicle speed maintenance and has been proposed as a low cost solution.
Peter GIROVSKÝ, Jakub FEKETE
doaj   +1 more source

https://www.scielo.br/j/jatm/a/pNSFHNG7yrr56hnwXq3DDPD/?format=pdf&lang=en [PDF]

open access: yesJournal of Aerospace Technology and Management, 2022
An approach to quantify the lifetime and reliability of dual-mode ion thruster is presented based on coupling analyses of thruster failure modes, throttle levels, life models, input uncertainties, and throttle profiles.
Xueer Zhang, Tianping Zhang, Detian Li
doaj   +1 more source

A linear acoustic model for multi-cylinder IC engine intake manifolds including the effects of the intake throttle [PDF]

open access: yes, 2004
This paper presents a linear acoustic model of a multi-cylinder intake manifold that can be used as part of a hybrid time/frequency domain method to calculate the intake wave dynamics of practical naturally aspirated engines.
Rubio Unzueta P. L.   +2 more
core   +1 more source

Design and simulation verification of throttle orifice plate for large flow and high-pressure differential feedwater recirculation system

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesIn order to solve the problems of pipeline corrosion and vibration caused by cavitation in large flow and high-pressure differential feedwater recirculation pipelines of marine steam power system, a design scheme for multi-stage throttle ...
Jianjun LIU, Qiaoyu ZHANG
doaj   +1 more source

Experimental Comparison of Direct and Active Throttle Control of a 7 kW Turboelectric Power System for Unmanned Aircraft

open access: yesApplied Sciences, 2021
This article compares direct turbine throttle control and active turbine throttle control for a turboelectric system; the featured turboprop is rated for 7 kW of shaft output power.
Johnathan Burgess   +4 more
doaj   +1 more source

Experimental facility for determination of cavitational processes in the npp pipelines

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2020
The obtained experience during operating thermal and nuclear power plants has shown that the vibrations are one of the main causes of the cracks occurrence in the pipelines and elements of thermal-mechanical equipment.
Володимир Антонович Герлига   +4 more
doaj  

Mathematical Models of Throttle Elements of Gas-hydrodynamic Measuring Transducers

open access: yes, 2019
This is a review article and it presents the flowrate characteristics of throttle elements used for measuring diagrams of transducers of fluids parameters.
Yevhen Pistun   +2 more
core   +1 more source

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