Results 21 to 30 of about 33,782 (335)

Full Throttle [PDF]

open access: yesThe Vernal Pool, 2019
Slow down. They tell the clown but he can’t hear you. He’s almost out of gas and he’s already past the point of no return.
openaire   +3 more sources

Gas-dynamic Analyzer of Nitrogen-hydrogen Mixture for Industrial Application

open access: yesEnergy Engineering and Control Systems, 2015
Mathematical model of gas-dynamic analyzer of nitrogen-hydrogen mixture built on bridge throttle scheme using laminar-turbulent and turbulent-laminar throttle dividers is developed in the paper.
Halyna Matiko, Yevhen Pistun
doaj   +1 more source

Curcuit-design solutions for producing devices of feed water flow rate control systems

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
Creation of a low-noise water flow control systems apparatus is the main objective of the research. The technique of carrying out the tests is based on the principles of acoustics, flow mechanics and the control theory. The main schemes of regulating the
E. G. Berestovitsky   +4 more
doaj   +1 more source

A seawater throttle on H2 production in Precambrian serpentinizing systems

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
Significance Our current understanding of the redox state of Earth’s ancient atmosphere is heavily dependent on the assumption that ancient low-temperature serpentinizing systems produced abundant H2, as they do today.
B. Tutolo, W. Seyfried, N. Tosca
semanticscholar   +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

Product Throttling

open access: yes, 2020
Throttling addresses the question of minimizing the sum or the product of the resources used to accomplish a task and the time needed to complete that task for various graph searching processes. Graph parameters of interest include various types of zero forcing, power domination, and Cops and Robbers. We provide a survey of product throttling for these
Anderson, Sarah   +6 more
openaire   +3 more sources

Analysis of Effective Operation Performance of Wireless Control Downhole Choke

open access: yesShock and Vibration, 2020
Wireless control downhole throttle is designed to control the opening of downhole throttle remotely by ground pressure wave signal to regulate downhole production in a wireless and intelligent manner.
Yukun Fu   +6 more
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

Study on pressure‐controlled sliding sleeve of jet breaking for natural gas hydrate mining based on throttle pressure drop principle

open access: yesEnergy Science & Engineering, 2020
In order to reduce operating cost of deep‐sea natural gas hydrate (NGH) solid‐state fluidization mining (SSFM), a device for controlling opening and closing of jet nozzles is required.
Yang Tang   +4 more
semanticscholar   +1 more source

Cavitation Heat Effect and Noise of Hydraulic Cone Throttle Valve

open access: yesChemical Engineering Transactions, 2017
In order to study the thermal effect and noise of cavitation in hydraulic cone type throttle valve, a cone type throttle valve cavitation experiment platform is built.
Xiangjun Kong, Lingze Kong, Shiyang Sun
doaj   +1 more source

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