Results 41 to 50 of about 96,934 (256)

Liquid pump for astronaut cooling [PDF]

open access: yes, 1972
The Apollo portable life support system water-recirculation pump used for astronaut cooling is described. The problems associated with an early centrifugal pump and how these problems were overcome by the use of a new diaphragm pump are discussed ...
Carson, M. A.
core   +1 more source

Perancangan Impeller dan Volute Pompa Sentrifugal dengan Fluida Kerja Air Gambut [PDF]

open access: yes, 2016
Pump is a machine that can be used to transporting of fluids from a low pressure to the high pressure. One of the kinds of pump is the centrifugal pump. The centrifugal pump is widely used to any purposes in any company. PDAM Tirta Siak is a company that
F, S. P. (Simon)   +1 more
core  

Efficiency Analysis of the 946–P-1–B Centrifugal Pump in PT Installation and Shipment Area. Pertamina Refinery Unit II Production Sungai Pakning

open access: yesMetal: Jurnal Sistem Mekanik dan Termal
Centrifugal pumps are a type of pump that is widely used in various industrial applications to convey liquids. This article presents a comprehensive review of centrifugal pumps, including working principles, main components, pump power, and pump ...
Ridwan Abdurrahman   +1 more
doaj   +1 more source

Numerical Simulation Research on Radial Force of Centrifugal Pump with Guide Vanes

open access: yesShock and Vibration, 2021
To reveal the internal unsteady flow state of the guide vane centrifugal pump, in this paper, the standard SST k‐ω turbulent flow model is used for unsteady numerical simulation of the centrifugal pump.
Dongrong Meng   +3 more
doaj   +1 more source

The influence of blade curvature radius on the internal unsteady characteristics of a centrifugal pump

open access: yesEnergy Science & Engineering
To study the influence of the blade curvature radius on the flow‐induced vibration and noise of the centrifugal pump, the internal sound field of the IS 80‐65‐160 centrifugal pump was numerically calculated by adjusting the blade wrap angles to change ...
Yuqin Wang, Shuai Liu, Zhenhu Cao
doaj   +1 more source

Research on the Relationship between Sediment Concentration and Centrifugal Pump Performance Parameters Based on CFD Mixture Model

open access: yesEnergies, 2022
To study the relationship between sediment concentration and the performance parameters of centrifugal pumps, Jiamakou water supply pumping station with total installed capacity of 30,880 kW was selected to analyze characteristics of the centrifugal pump
Xinhao Wu   +4 more
doaj   +1 more source

Performance of a centrifugal pump running in inverse mode [PDF]

open access: yes, 2004
This paper presents the functional characterization of a centrifugal pump used as a turbine. It shows the characteristics of the machine involved at several rotational speeds, comparing the respective flows and heads.
Engeda A.   +5 more
core   +1 more source

Prediction of performance of centrifugal pumps during starts under pressure [PDF]

open access: yes, 1969
Method which calculates start-up characteristics of centrifugal pumps reveals a capacity to predict pressure drop characteristics of pumps with vaned diffusers. Calculations are based on pump geometry, design-point flow, speed, and pressure rise, and the
Rostafinski, W.
core   +1 more source

Impeller Optimized Design of the Centrifugal Pump: A Numerical and Experimental Investigation

open access: yesEnergies, 2018
Combined numerical simulation with experiment, blade wrap angle, and blade exit angle are varied to investigate the optimized design of the impeller of centrifugal pump. Blade wrap angles are 122°, 126°, and 130°. Blade exit angles are 24°
Xiangdong Han   +3 more
doaj   +1 more source

Internal Flow Characteristics of High-Specific-Speed Centrifugal Pumps with Different Number of Impeller Blades under Large Flow Conditions

open access: yesMachines, 2023
As compared with a conventional centrifugal pump, a high-specific-speed centrifugal pump mostly operates under large flow conditions. In this paper, a typical high-specific-speed centrifugal pump is examined, and the effect of the blade number on the ...
Chuan Wang   +6 more
doaj   +1 more source

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