Results 21 to 30 of about 3,119,060 (271)

Gas–Liquid Flow Rate Measurement Using a Twin-Plane Capacitive Sensor and a Venturi Meter

open access: yesIEEE Access, 2019
We introduce a flow meter to monitor the flow rate of individual phases in gas-liquid flows. The meter combines pressure data from a Venturi tube and void fraction data from a twin-plane capacitive sensor. By the twin geometry of the capacitive sensor it
Aluisio Do N. Wrasse   +4 more
doaj   +1 more source

Experimental Study on Ignition Characteristics of RP-3 Jet Fuel Using Nanosecond Pulsed Plasma Discharge

open access: yesEnergies, 2021
A study on forced ignition characteristics of RP-3 jet fuel-air mixture was conducted around a constant volume combustion vessel and a nanosecond pulsed plasma discharge power supply. Experiments were carried out at different initial pressures (pu = 0.2,
Xiaoyang Guo   +4 more
doaj   +1 more source

Multiphase Flow Metering

open access: yes, 2012
The purpose of this collection of 12 papers is to introduce the subject of multiphase flow metering to engineers interested in gaining a basic overview of the technology and its applications.

core   +7 more sources

Numerical study on the load direction effect on the performance of tilting pad-journal gas bearing

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
This paper quantitatively presents the effect of load directions on the static performance of gas titling pad-journal bearing (TPJB). The gas film thickness is determined in a subsystem composed of the rotor and one pad.
Tianwei LAI   +4 more
doaj   +1 more source

Shock Wave Propagation and Flame Kernel Morphology in Laser-Induced Plasma Ignition of CH4/O2/N2 Mixture

open access: yesEnergies, 2021
The application of laser ignition in the aerospace field has promising prospects. Based on the constant volume combustion chamber, the laser ignition of CH4/O2/N2 mixture with different initial pressure, different laser energy, different equivalence ...
Junjie Zhang   +4 more
doaj   +1 more source

Carbon emissions from in-situ pyrolysis of tar-rich coal based on full life cycle analysis method

open access: yesMeitan xuebao, 2023
The control of carbon emissions has already become a great social strategic problem in China which must be solved at present and in the future. It is imperative to carry out safe, efficient, and low-carbon utilizations in the coal industry under the ...
Xiangyu XUE   +4 more
doaj   +1 more source

Influence of Refrigerant Charge Amount and EEV Opening on the Performance of a Transcritical CO2 Heat Pump Water Heater

open access: yesEnergies, 2017
Besides compressor rotary speed and parameters of water flowing through gas cooler and evaporator, refrigerant charge amount and electronic expansion valve (EEV) opening are two important parameters that have significant effects on the performance of a ...
Ze Zhang   +4 more
doaj   +1 more source

Numerical prediction of spatio-temporal frosting patterns of curved surface considering varying working parameters

open access: yesEnergy Storage and Saving, 2023
Accurate numerical prediction of frosting patterns is essential for the efficient layout and timing defrosting of heat exchangers under frosting conditions.
Xue Liu   +4 more
doaj   +1 more source

Theoretical Design and Analysis of the Waste Heat Recovery System of Turbine Exhaust Steam Using an Absorption Heat Pump for Heating Supply

open access: yesEnergies, 2020
In northern China, many thermal power plants use absorption heat pump to recover low-grade heat from turbine exhaust steam due to the irreplaceable advantages of the absorption heat pump in waste heat recovery.
Jinshi Wang   +5 more
doaj   +1 more source

Experimental Study on the Effects of Hydrogen Injection Strategy on the Combustion and Emissions of a Hydrogen/Gasoline Dual Fuel SI Engine under Lean Burn Condition

open access: yesApplied Sciences, 2022
Hydrogen addition can improve the performance and extend the lean burn limit of gasoline engines. Different hydrogen injection strategies lead to different types of hydrogen mixture distribution (HMD), which affects the engine performance. Therefore, the
Shiyi Pan   +4 more
doaj   +1 more source

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