Results 21 to 30 of about 108,324 (309)

Analysis of the Effect of in-Late Angle and Lower Valve Position in the Semi Jet Type Water Pump Installation Against Water Debit

open access: yesJurnal Serambi Engineering, 2023
The problem that often occurs in people who use semi-jet water pumps is that when the installation of the water pump has been completed, it turns out that the water discharge cannot flow as expected and the electricity consumption is quite large.
Heri Kustanto   +4 more
doaj   +1 more source

Experimental and Theoretical Investigation of Water Jet Pump Performance [PDF]

open access: yesInternational Journal of Applied Energy Systems, 2021
in this paper, we've experimentally and theoretically (analytical and numerical) investigated the water jet pump. The effect of operational and geometrical parameters on the water jet pump efficiency was determined experimentally and theoretically. The experimental investigation was held `firstly to work out the effect of driving nozzle spacing, area ...
W. Aissa   +2 more
openaire   +1 more source

Production system and method for producing fluids from a well [PDF]

open access: yes, 2002
A production system and method for producing fluids from a well are presented. The production system may include a submersible pump and a jet pump. The submersible pump may be arranged within the well.
Carvalho, Paulo M.   +2 more
core   +1 more source

Development of Hybrid Airlift-Jet Pump with Its Performance Analysis

open access: yesApplied Sciences, 2018
A new pump, called the hybrid airlift-jet pump, is developed by reinforcing the advantages and minimizing the demerits of airlift and jet pumps. First, a basic design of the hybrid airlift-jet pump is schematically presented.
Dan Yao   +4 more
doaj   +1 more source

Cavitation in Water jet Pumps

open access: yesBulletin of JSME, 1979
Based on the similarity law of jet pump, a new cavitation parameter σ is proposed which has the similar meaning to Thoma's cavitation parameter in turbo pumps. The σ values are determined theoretically and presented as the function of specific speed nsj so that we may predict cavitation directly by using it in the designing. Experiments are carried out
Hiroshi NARUI, Shoichiro HARADA
openaire   +2 more sources

Optimization of oxygen transfer through venturi-based systems applied to the biological sweetening of biogas [PDF]

open access: yes, 2012
Peer ReviewedPostprint (published ...
Bonsfills Pedrós, Anna   +5 more
core   +2 more sources

STUDY OF WATER JET PROPULSION SYSTEM DESIGN FOR FAST PATROL BOAT (FPB-60) [PDF]

open access: yesJournal of Defense Resources Management, 2018
FPB-60 is a type of patrol boat built by shipyard in Indonesia to strengthen the needs of water territorial. However, the 20 years age caused a decrease in performance of the vessel.
Arica Dwi SUSANTO   +4 more
doaj  

Experimental and Numerical Investigation of Tip Leakage Vortex Cavitation in Water-jet Pump [PDF]

open access: yesJournal of Applied Fluid Mechanics
During the operation of a water-jet pump, cavitation generates noise and vibration, causes surface erosion of the hydraulic components, and reduces the performance of the pump.
Y. Long   +6 more
doaj   +1 more source

Direct Sailing Variable Acceleration Dynamics Characteristics of Water-Jet Propulsion with a Screw Mixed-Flow Pump

open access: yesApplied Sciences, 2019
Strong nonlinearity and the relevance of time-varying dynamic parameters in the maneuverable process of water-jet propulsion were major problems encountered in the prediction of variable acceleration dynamics characteristics.
Wei Han   +5 more
doaj   +1 more source

PEMBANGUNAN POMPA PENDORONG AIR EMBUNG GRIGAK TENAGA SURYA UNTUK PENGAIRAN PERKEBUNAN ECO CAMP MANGUN KARSA

open access: yesAbdimas Altruis, 2022
In the Mangun Karsa eco camp area, Gunungkidul, Yogyakarta, a reservoir has been built to be used to collect rainwater and named the Grigak Reservoir. The water from the reservoir will be used to irrigate plantation crops grown in the area.
Iswanjono Iswanjono   +5 more
doaj   +1 more source

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