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2 edition of Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques found in the catalog.

Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques

J.T Hamrick

Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques

Final Report

by J.T Hamrick

  • 231 Want to read
  • 6 Currently reading

Published by U.S. Dept. of Energy .
Written in English


Edition Notes

StatementHamrick, J.T.
The Physical Object
Pagination91 p. $0.00 C.1.
Number of Pages91
ID Numbers
Open LibraryOL17585758M

The design is carried out for the particular operating condition and it needs to be validated for its performance during the operating condition. Experimental data are generated using the computerized pump test rig. The test rig has the digital type flow, pressure and vacuum sensors with the power and turbine type flow Size: 38KB. pump for the same energy consumption, energy can be saved. So to improve performance of mixed flow pump work is carried out at design level and parameters affecting design and performance of pump are identified. Then to improve efficiency of pump, first analytical designing is done for new improved efficiency pump impeller. patterns for the Rushton turbine impeller using the k-ε turbulence model. Large eddy simulation of mixing in a baffled tank was presented by R. Zadghaffari et al., [9]. The impeller rotation was modelled using sliding mesh technique. The results of the CFD analysis were evaluated in terms of the predicted flow field, mean velocity.   RE: Vertical Turbine Pump: Balancing correction vs Components wear out poppeye (Mechanical) 19 Jun 09 A good baseline Vibration of pump and motor head upon installation coupled with dead head pressure matched to the manufacurers pump curve is a starting point.

  Reasons for impellar failures tion ion alignment particle entry at suction assembly, case contact ical .


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Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques by J.T Hamrick Download PDF EPUB FB2

Redesign of turbine pump impeller and diffuser using hydrodynamic design techniques [Joseph T Hamrick] on *FREE* shipping on qualifying : Joseph T Hamrick. The 3D inverse design method has been widely used for the design of various kinds of turbo machinery as a good performance Francis turbine or a centrifugal pump [2, 3].

The stacking angle at the. My Turbine Impeller design for making a hovercraft, Cad Models were created using Fusion Design and analysis of pump impeller using SWFS Article (PDF Available) in World Journal of Modelling and Simulation 10(2) January with 3, Reads How we measure 'reads'.

In this thesis, the first part is conducting an investigation of the hydrodynamic characteristics (pressure and velocity) of fluid flow (water) through an impeller of a centrifugal pump. To illustrate a one-dimensional model is used to identify an impeller of a GDM 10 x 12 HD centrifugal pump using Vista CPD design and BladeGen tools.

AAuthor: Mohammed Khammat Sagban. This paper presents an automatic multiobjective hydrodynamic optimization strategy for pump–turbine impellers.

In the strategy, the blade shape is parameterized based on the blade loading distribution using an inverse design method. An efficient response surface model relating the design parameters and the objective functions is by: the diffuser.

Generally; the diffuser will stall before the impeller, and the performance of the diffuser will drop off more rapidly at off-design operating conditions. The main objectives of the current effort are to improve the hydrodynamic performance of a diffuser, using advanced optimization techniques, and to study the features of the.

re: vertical turbine centrifugal pump impeller design vinayakb50 (Mechanical) 3 Jun 02 Choice of radial or mixed flow impellers depends on. Yes. But. Reverse Running of centrifugal pump can be potential option to generate electricity as it Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques book act as turbine.

In case of centrifugal pump fluid is fed at the center of impeller and is picked up by ng motion of impeller impar. Design Optimization for the Hydraulic Efficiency Improvement of a Mixed-Flow Pump Impeller ISFMFE—Sixth International Symposium on Fluid Machinery and Fluid Engineering, Wuhan, China, Oct.

/cpAuthor: Bo Qian, Peng Wu, Bin Huang, Kai Zhang, Shiyang Li, Dazhuan Wu. Fluid Dynamic CFD techniques and commercial software based on the finite volume method, ANSYS® CFX® Release The results of the simulations include the pressure fields, velocity field, and velocity vector obtained to the internal flow in the impeller and diffuser channels of a centrifugal pump at flow rate m3/s.

A stationary Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques book with. METHODOLOGY OF 3D HYDRAULIC DESIGN OF A IMPELLER OF AXIAL TURBO MACHINE Michal Varchola*, Tomaˇs Bielik*, Peter Hlboˇcan* The paper deals with a hydraulic design of an axial propeller in function of pump and in function of turbine as well.

A meridional cut of a turbo machine is proposed by classical method following guiding Size: KB. CENTRIFUGAL PUMP IMPELLER VANE PROFILE The concept of impeller design and the application of inverse design for the vane profile construction are discussed in this chapter.

The vane profile plays a vital role to develop the streamlined flow. In conventional design, the designer uses vane arc method to develop the Size: 2MB.

Kalyan, K.L.N. Murty. “Design and Optimization of Centrifugal Pump Guide Vanes” In this paper an impeller of a centrifugal pump is designed and modeled in Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques book modeling software Pro/Engineer.

Materials used are Redesign of Turbine Pump Impeller and Diffuser Using Hydrodynamic Design Techniques book and aluminum. The optimization of the impeller design is done by observing the results obtained from the analysis.

turbine with and without diffuser were modelled in NX® software. The angle of attack of the blade was modified from 5, 10, 20, 30 up to 90 degrees for the turbine without diffuser.

The turbine was designed with three blades and meters of radius for an output power from 1 HP. A NREL S hydrodynamic profile was used for the. Application-Based Learning. Date: OctoberCourse Fee: $ USD Course Location: Our Corporate Headquarters in White River Junction, VT This course is designed to help engineers design, test, and run pumps and systems that are more efficient, more economical, and more reliable.

3D printed turbine with centrifugal pump impeller Nadir Bagaveyev. Pump As Turbine Centrifugal Pump impeller (3d design) - Duration. This book is intended as a combination of a reference for pump experts, and a monograph for advanced students interested in some of the basic problems associated with pumps.

It is dedicated to my friend and colleagueAllanAcosta, with whom it has been my pleasure and privilege to work for many years. But this book has other roots as Size: 5MB.

Then, testing is carried out by operating the pump as turbine at the maximum head of the pump, meter, and at various capacities. The results show that the output-power and efficiency of the modified impeller tips the centrifugal volute-pump as turbine slightly better than before modified one.

Index Terms- Experimental tests, Design, Pump. Course: Centrifugal and Axial Pumps - Modern Design, Performance, and Problem Solving Engineers will come to understand the best state-of-the-art design practices and learn the latest theories on performance, cavitation, dynamic forces, and noise.

Author: Kevin Fulton, Design Engineer, EBARA Pumps Americas Corporation. What is Axial Thrust. Axial thrust load in a pump is caused by unequal distribution of pressure between the front and back shrouds of an impeller.

A radial impeller rotating in liquid produces a centrifugal effect, creating a discharge pressure 1. The difference between Author: Cieana Detloff. performance of a pump is driven by the flow in the diffuser.

Generally, the diffuser will stall before the impeller, and the performance of the diffuser will drop off more rapidly at off-design operating conditions.

The main objectives of the current effort are to improve the hydrodynamic performance of a diffuser, using advanced optimization.

The article deals with the possibility of using different design techniquesof centrifugal pumps designing in the contextof their use in the computer-aided design. It is carried out a comparison of calculated and experimental pump characteristics.

Keywords: centrifugal pumps, computer-aided design, the characteristics of pumps, pump design. The high-specific-speed centrifugal pumps are very common in industrial factory for transporting fluids all day long.

However, oversized pumps with low performance still could meet the purpose of fluid transporting. The aim of this study was to reduce the existed commercial impeller energy consumption by optimizing the performance of impeller through CAE by: 1. The paper deals with the velocity field analysis of the centrifugal turbine pump with radial impellers and diffuser, esp.

with the diffuser inlet velocity field. The paper informs of the experimental model designy the design for the LDA method application, methodology and measurement results informing about static and dynamic velocity field Author: M.

Hrabovský. Since pumps are all part of hydraulic science, this chapter is devoted to determining the power requirements and calculating pump sizes. Instruction is offered on the reading and interpretation of pump curves. Figure The impeller of a centrifugal pump.

Sizing pumps. Pumps impart energy to water to increase both flow and pressure. Hydrodynamic Optimization Method and Design Code for Stall-Regulated Hydrokinetic Turbine Rotors D. Sale. University of Tennessee. Jonkman and W. Musial. National Renewable Energy Laboratory. Presented at the ASME th. International Conference on Ocean, Offshore, and Arctic Engineering.

Honolulu, Hawaii. May 31–June 5, The advantages of using the modern CFD methods are: H quick results; H low costs unlike the experimental researches on the turbine models; H possibility of some significant parameters study.

But the results obtained using CFD methods may be affected by errors. In order to apply these techniques in hydrodynamic real time design of turbine models theFile Size: KB.

A protocol is proposed to compare impellers designed for turbulent mixing on the basis of impeller hydrodynamic performance and mixing process objectives. A hydrofoil impeller (KPC), and a mixed‐flow impeller (45 ° down‐pumping PBT), each at two diameters, were used to test the protocol.

Fourteen measures were considered. Noun ()Any of various rotary machines that use the kinetic energy of a continuous stream of fluid (a liquid or a gas) to turn a shaft. * {{quote-magazine, year=, month=July-August, author= Lee S. Langston, magazine=(American Scientist), title= The Adaptable Gas Turbine, passage=Turbines' have been around for a long time—windmills and water wheels are early examples.

Modern pump-turbines are subject to frequent switching between the pumping and generating modes with extended operation under off-design conditions.

Depending on the specific speed of the pump-turbine, the discharge-speed as well as torque-speed generating mode characteristics at constant guide vanes opening can be "S-Shaped".

In such a situation, the machine operation may become strongly Cited by: Design Optimization of Backward Inclined Radial Blade Impeller Using Ansys IJEDR International Journal of Engineering Development and Research () The model of centrifugal fan is drawn in Pro Engineering version 5.

Then. The screw turbine is a water turbine which uses the principle of the Archimedean screw to convert the potential energy of water on an upstream level into may be compared to the water turbine consists of a rotor in the shape of an Archimedean screw which rotates in a semicircular trough.

Water flows into the turbine and its weight presses down onto the blades of the turbine. The designing of these mixed flow pump impeller blades is a tedious task to perform since many parameters are involved in these Abstract Since a number of designing parameters are involved in designing the blades of mixed flow pump, it has always been a tedious and difficult task to design the blades for a mixed flow pump : Nehal Dash, Apurba Kumar Roy, Kaushik Kumar.

Part load operation of high energy centrifugal pumps is associated with increased vibration levels which may adversely affect the machines operational safety. The main sources of vibrations in centrifugal pumps are of hydrodynamic nature. The interaction between rotating and stationary flow fields yields spatially distributed pressure fluctuation patterns, which excites mechanical vibrations Cited by: 9.

The performance of a diffuser in a pump stage depends on its configuration and placement within the stage. The influence of vane shape on the hydrodynamic performance of a diffuser has been studied. The goal of this effort has been to improve the performance of Cited by: Numerical simulation of hydrodynamics in a pump-turbine at off-design operating conditions in turbine mode To cite this article: J P Yan et al IOP Conf.

Ser.: Earth Environ. Sci. 15 View the article online for updates and enhancements. Related content High-speed flow visualization in a pump-turbine under off-design operating conditions.

Fluide Design Inc., Monkland avenue, SuiteMontreal, Quebec, Canada H4A 1E9 Tel: PUMP () E-mail: [email protected] Web site: TUTORIAL CENTRIFUGAL PUMP SYSTEMS by Jacques Chaurette p. eng. copyright Hydrodynamic interactions that occur between a centrifugal pump impeller and a volute are experimentally and theoretically investigates.

The theoretical analysis considers the inability of the blades to perfectly guide the flow through the impeller, and also includes a quasi-one dimensional treatment of flow in the volute.

Flow disturbances at the impeller discharge and the resulting forces Cited by: Projects. Hydrodynamic Pumps has a proven track record of building multiple pump systems for major projects where pressure boosting, water transfer or drainage is a problem. Pump system design or build to engineers specification, either way, try us, we can do it.

Hydrodynamics and agitation energy of pdf fluids was considered in apparatuses with a centrifugal turbine agitator-pump applied in vacuum filtration systems for water softening.

Using the Navier-Stokes equations we solved an axisymmetric problem in the Cited by: 1.This paper deals with a comparative study of the outlet pressure-energy between a conventional and normal blade impeller and an download pdf blade impeller of a centrifugal pump.

Although the volute casing is an important component along with an impeller [1], the present comparative analysis makes the volute casing redundant to the study, hence : Parth Shah, M.

Ashwin Ganesh, Thundil Kuruppa Raj.impeller, the volume flow rate and the ebook head of the pump were established. All data were recorded simultaneously by a computer system. Key-Words: single-blade centrifugal pump, unsteady flow, hydrodynamic forces, strain gauges, time-variant measurements 1 Introduction In most applications for wastewater conveyance single.