Results 31 to 40 of about 108,324 (309)

Technological complex for production, transportation and storage of gas from the offshore gas and gas hydrates fields [PDF]

open access: yes, 2016
Purpose. Substantiation and development of schematics acceptable for the existing technological methods of natural gas production and transportation from the offshore fields of gas or gas hydrates.
Pedchenko, L, Pedchenko, М
core   +2 more sources

Optimization of Jet Pump Deliquification Technology for High Water Cut Tight Gas Reservoir in Qingshimao Field

open access: yesShiyou jixie
To address the underperformance of jet pump deliquification in high water cut tight gas reservoirs of Qingshimao field, optimizing the jet pump deliquification technology of high water-cut tight gas reservoirs is imperative.
Li Wanzhong   +4 more
doaj   +1 more source

Hydrodynamic and Flow Field Characteristics of Water Jet Propulsion under Mooring Conditions

open access: yesJournal of Marine Science and Engineering, 2022
The acceleration characteristics of a water jet-propelled ship during startup are related to its performance under mooring conditions. Water jet propulsion cavitation during startup increases the vibration and noise of the whole ship.
Dagang Zhao   +4 more
doaj   +1 more source

Water-jet Propulsion Characteristics of Vehicle Planing

open access: yes水下无人系统学报, 2023
This study employed the shear stress transport(SST) k-ω turbulence model, multiple reference frame(MRF) model, and ideal pump model to construct a numerical simulation model of water-jet propulsion for vehicle planing.
Fuqiang LIU   +3 more
doaj   +1 more source

Impulse-response functions of several detectors used in flow-injection analysis [PDF]

open access: yes, 1990
A procedure for the determination of the impulse-response function of a detector is given. Its application to photometers, ion-sensitive field effect transistors, a potentiometric detector at constant current and a voltammetric detector shows that the ...
Bos, M.   +3 more
core   +3 more sources

Utilization of Open-Source OpenFOAM Code to Examine the Hydrodynamic Characteristics of a Linear Jet Propulsion System with or without Stator in Bollard Pull Condition

open access: yesInternational Journal of Rotating Machinery, 2020
With the development of high-speed crafts, new propulsion systems are introduced into the marine industry. One of the new propulsion systems is linear jet which is similar to pump jet and has a rotor, a stator, and a duct.
Parviz Ghadimi   +2 more
doaj   +1 more source

Numerically Simulating the Influence of Outlet Position and Diameter of Suction Pipe on Annular Jet Pump

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Jet pump has a wide applications in many areas and water flow in it is affected by many design parameters. In this paper, we analyzed numerically the influence of the outlet position and diameter of the suction pipe on efficiency and flow ...
LI Tongzhuo, YANG Zhipeng
doaj   +1 more source

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source

The Effects of Inlet Flow Modification on Cavitating Inducer Performance [PDF]

open access: yes, 1992
This paper explores the effect of inlet flow modification on the cavitating and noncavitating performance of two cavitating inducers, one of simple helical design and the other a model of the low-pressure LOX pump in the Space Shuttle Main Engine.
Braisted, D. M.   +2 more
core   +1 more source

Interaction of Ladle Slag With Varying SiO2 Content and Recyclate‐Based MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Ladle slags (CaO/Al2O3 = 1) with 1–20 wt% SiO2 were investigated in contact with industrial MgO–C refractories fabricated from fresh magnesia and 50 wt% recyclate. The sessile drop method at 1600°C reveals intensive gas formation, delayed slag infiltration in recyclate‐based samples, and, under high‐SiO2 slag, formation of a dense MgAl2O4‐rich ...
Anton Yehorov   +6 more
wiley   +1 more source

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