Flow analysis of the Cleveland clinic centrifugal pump

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National Aeronautics and Space Administration, National Technical Information Service, distributor , [Washington, DC], [Springfield, Va
Blood pumps, Centrifugal pumps, Computerized simulation, Performance tests, Computational fluid dynamics, Blood flow, Impellers, Product develo
StatementJoseph P. Veres ... [et al.].
SeriesNASA technical memorandum -- 107463.
ContributionsVeres, Joseph P., United States. National Aeronautics and Space Administration.
The Physical Object
FormatMicroform
Pagination1 v.
ID Numbers
Open LibraryOL17837241M
OCLC/WorldCa39854573

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TextsFlow Analysis of the Cleveland Clinic Centrifugal Pump. Flow Analysis of the Cleveland Clinic Centrifugal Pump. An implantable ventricular assist rotordynamic blood pump is being developed by the Cleveland Clinic Foundation in cooperation with the NASA Lewis Research Center.

At the nominal design condition, the pump provides blood flow at the rate of 5 liters per minute at a pressure rise of. NASA Technical Memorandum Flow Analysis of the Centrifugal Pump Cleveland Clinic.

Joseph E Veres Lewis Research Center Cleveland, Ohio Leonard A.R. Golding, William A. Smith, David Horvath, and Alexander Medvedev The Cleveland Clinic Foundation Cleveland, Ohio Prepared for the 43rd Annual Conference sponsored by the American Society for Artificial Internal Organs Atlanta, File Size: KB.

Flow analysis of the Cleveland clinic centrifugal pump (OCoLC) Material Type: Document, Government publication, National government publication, Internet resource: Document Type: Internet Resource, Computer File: All Authors / Contributors: Joseph P Veres; Lewis Research Center.

Additional Physical Format: Online version: Veres, Joseph P. Flow analysis of the Cleveland clinic centrifugal pump (OCoLC) Material Type. An implantable ventricular assist blood pump is being developed by the Cleveland Clinic Foundation in cooperation with the NASA Lewis Research Center.

At the nominal design condition, the pump provides blood Flow analysis of the Cleveland clinic centrifugal pump book at the rate of 5 liters per minute at a pressure rise of mm of mercury and a rotation speed of RPM.

Centrifugal pumps are prevalent for many different applications in the industrial or other sectors. The results of the predicted flow field in the pump impeller illustrated in Fig. 1, as well as Flow analysis At first the numerical model is applied to calculate.

Centrifugal Pumps describes the whole range of the centrifugal pump (mixed flow and axial flow pumps are dealt with more briefly), with emphasis on the development of the boiler feed pump. Organized into 46 chapters, this book discusses the general hydrodynamic principles, performance, dimensions, type number, flow, and efficiency of centrifugal pumps.

I'm doing the same analysis for a centrifugal blood pump but have been unsucessful in obtaining values which are close to the experiment. You can obtain some information about modelling this from 'Computational Fluid Dynamics Analysis of the Pediatric Tiny Centrifugal Blood Pump.

Centrifugal pump clinic Material Type Book Language English Title Centrifugal pump clinic Author(S) Igor J. Karassik Publication Data N.Y: Marcel DEKKER Publication€ Date Edition NA Physical Description XVI, p Subject Engineering Subject Headings Centrifugal pumps ISBN NA Copies NA.

energies Article Computational Study of the Noise Radiation in a Centrifugal Pump When Flow Rate Changes Ming Gao 1,*, Peixin Dong 1,2, Shenghui Lei 3 and Ali Turan 4 1 School of Energy and Power Engineering, Shandong University, JinanChina; [email protected] 2 School of Mechanical and Mining Engineering, University of Queensland, BrisbaneAustralia.

Axial-flow pumps (high specific speed) usually have a flow range with a distinct instability, within which it is not permissible to operate.

Details Flow analysis of the Cleveland clinic centrifugal pump PDF

The pump may revert to minimum or zero flow with a risk of overheating because the power input to the pump is then converted into heat. Hi guys, The centrifugal pump analysis after fluent's convergence is attached below for clarification.

The problem is, why I can't see any further Centrifugal Pump Flow Analysis -- CFD Online Discussion Forums. Centrifugal pumps may have radial-flow impellers, axial-flow impellers, and mixed-flow impellers (both radial-flow and axial-flow). Pump impellers are further classified as to the inlet flow arrangement such as single suction (which has a single inlet on one side) and double suction (which has a double inlet on each side of the impeller).

A centrifugal pump is required to produce a flow of water at a rate of m3/s against a total head of m. The operating characteristic of a pump at a speed of rev/min and a rotor diameter of mm is as follows.

Efficiency 0 48 66 66 45 % QA 0. The book is focused on fostering this understanding which will benefit the pump engineer in industry as well as academia and students. Keywords cavitation fluid flow hydraulic design hydraulic forces hydraulics material selection numerical flow calculations pump materials pump selection troubleshooting two-phase flow pumping vibrations.

The flow analysis inside the centrifugal pump is highly complex mainly due to 3D flow structure involving turbulence, secondary flow, cavitation and unsteadiness.

Centrifugal and axial flow pumps: theory, design, and application approach assumed axial flow axial thrust balancing bearing becomes brake horsepower calculated capacity caused cavitation cent centrifugal pump channel characteristics closed coefficient constant critical speed deflection depends determined developed diameter About Google.

Created Date: 3/19/ PM. Useful information on centrifugal pumps What is a centrifugal pump. A centrifugal pump is a mechanical device designed to move a fluid by means of the transfer of rotational energy from one or more driven rotors, called impellers.

Fluid enters the rapidly rotating impeller along its axis and is cast out by centrifugal force along its circumference through the impeller’s vane tips. Centrifugal Pump Classification by Flow. Centrifugal pumps can be classified based on the manner in which fluid flows through the pump.

The manner in which fluid flows through the pump is determined by the design of the pump casing and the impeller. The three types of flow through a centrifugal pump are radial flow, axial flow, and mixed flow. Centrifugal Pumps & Fluid Flow – Practical Calculations I. INTRODUCTION: Every day a student or a professional is looking for a short and timely handbook with practical information and comprehensive application for many technical subjects, including this essay of Centrifugal Pumps & Fluid Flow.

Guidelines for Minimum and Maximum Flow Rates for Centrifugal Pumps Process Industry Practices Page 2 of 14 1. Introduction Purpose This Practice provides recommended minimum and maximum flow rates for conventional centrifugal pumps (i.e., pumps with mechanical seals) to achieve safe operation while optimizing operating costs.

Scope. Centrifugal pumps are used to increase pressure in a liquid for the purpose of transporting the liquid through piping and other devices for use in an industrial process. With the higher pressure, the liquid can be transported in short or long pipelines for delivery to an ultimate destination.

Centrifugal pumps can be used to transfer large volumes of liquid between vessels in an industrial process. When a constant speed motor is used to drive the pump then the pump flow rate may be controlled by adjusting a throttling valve that is installed after the pump discharge, as illustrated below.

The pump discharge pressure drops as the flow increases through the pump. In addition to syringes and pens, insulin pumps can also be used to deliver insulin.

Description Flow analysis of the Cleveland clinic centrifugal pump PDF

Insulin pumps are small, computerized devices, about the size of a small cell phone. They can be worn on your belt, in your pocket, or under your clothes. Insulin pumps deliver rapid-acting insulin 24 hours a day through a small flexible tube called a cannula.

Pump Engineering Data: A Handbook For Pump Application With Descriptions And Listings Of Centrifugal, Axial, And Mixed Flow Pumps: Wheeler-economy Pumps by C. Wheeler Manufacturing and a great selection of related books, art and collectibles available now at   Note: Atthe equation should be Q = V*A, not Q = V/A.

- Introduction to centrifugal pumps, measuring pump head - Pump performance curves - Net. processes Article Centrifugal Pump Monitoring and Determination of Pump Characteristic Curves Using Experimental and Analytical Solutions Marius Stan 1, Ion Pana 1, Mihail Minescu 1, Adonis Ichim 2 and Catalin Teodoriu 2,* 1 The Petroleum-Gas University of Ploiesti, Ploies,ti, Romania; [email protected] (M.S.); @ (I.P.); [email protected] (M.M.).

Know and understand centrifugal pumps fugal pumps io, Angel 62 ’7 ISBN No responsibility is assumed by the Publisher for any injury and/or damage to persons or property as a matter of products liability, negligence or otherwise, or from any use or operation of any methods, products, instructions or ideas.

As part of the development program for the Cleveland Clinic continuous-flow total artificial heart (CFTAH), we evaluated the device for signs of thrombosis and biological material deposition in four animals that had achieved the intended, or day durations in each respective experiment.

Centrifugal pumps are perhaps the most abundant in industrial process applications. Within the classification of industrial pumps, centrifuges are called dynamic pumps and are subdivided into axial flow pumps and radial flow pumps, with one or several stages, horizontal or vertical, with open, semi-open or closed impeller, among other features.

Suction recirculation can undermine operation of a centrifugal pump at low flows. The pump’s suction specific speed and suction energy can provide insights about potential difficulties (see: “Cut Pump Speed to Cut Problems").

Variable frequency drives (VFDs) frequently can provide a solution (“Consider VFDs for Centrifugal Pumps"). Fixing suction recirculation problems often costs money.

High Flow Centrifugal Pump Doda USA, Inc. Loading Unsubscribe from Doda USA, Inc? Axial & Mixed Flow Pumps? - Duration: Technical Engineering Sch views.