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  • MASTERspace™ Professional laboratory furnishings |

    2021-6-30 · Thanks to the individual KaVo 3-D laboratory planning, the work sequences are optimised, and the efficiency of the dental laboratory is increased. Superior design with the highest quality of workmanship and conservation of value. Optimum workflow is ensured by throughout arrangement of the functional elements.

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  • FLEXspace™ Customised laboratory furnishings | KaVo

    2021-7-4 · With sophisticated system solutions, FLEXspace can be adapted to individual workplace demands and your personal style. Features. Height adjustment. Optimum ergonomics due to the unique height adjustment via five lock-in positions from 82 to 94.5 cm.

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  • Advanced Design of Turbomachinery — MIT Gas

    This research aims to establish an off-design compressor estimation framework that combines an actuator disk model with flow information extracted from three-dimensional CFD. This new framework will augment an existing compressor design process and enable design optimization accounting for both on-design and off-design performance.

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  • Energy Analysis in a Pump-Turbine During the Load ...

    However, the underlying fluid mechanism is not clear. In order to solve these problems, in this study, a three-dimensional (3D) transient turbulent flow in a pump-turbine, with clearance during the load rejection process, was simulated using the method of coupling of the rigid rotor motion with flow and dynamic mesh technology.

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  • 3D printing in dentistry | British Dental Journal

    2015-12-11 · Uses of 3D printing include the production of drill guides for dental implants, the production of physical models for prosthodontics, orthodontics and surgery, the manufacture of dental ...

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  • Yongguang CHENG | Research Director | PhD | Wuhan ...

    Three-dimensional (3D) computational fluid dynamics (CFD) was used to simulate the load rejection transients with guide-vane closing to predict the RLU possibility of the fixed-blade Kaplan turbine...

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  • High-order accurate direct numerical simulation of

    The current study applies PyFR , , a Python based Computational Fluid Dynamics (CFD) solver, to fifth-order accurate petascale DNS of compressible flow over a three-dimensional MTU-T161 Low-Pressure Turbine (LPT) blade with diverging end walls at R e = 200, 000 on an unstructured mesh with over 11 billion degrees-of-freedom per equation. This case is representative of general trends in modern turbine …

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  • Dynamic instability of a pump-turbine in load

    2018-3-21 · In this study, firstly, the load rejection process in a pump-turbine was simulated with a three-dimensional unsteady turbulent numerical method using the technology of dynamic mesh and the user-defined functions in the FLUENT software. The rotational speed predicted through numerical simulation agrees well with experimental data.

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  • GUDXOLF H[FLWLQJIRUFHRQDSXPS

    In this study, a pump-turbine in a pumped storage power plant was investigated. The pump-turbine includes a runner with 9 blades, 20 guide vanes, 20 stay vanes including a special one, a spiral casing

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  • Trends in Lab Design | WBDG - Whole Building Design

    National Aeronautics and Space Administration (179902) Invalid Source Agency Code (114250) International Nuclear Information System (85340) (Show More) Keywords. Foreign technology (250473) Reprints (147822 ...

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  • National Technical Reports Library - NTIS

    2011-6-20 · The shaft for a mixer, especially a large one, involves significant mechanical design, partly because of the myriad of shaft lengths, impeller sizes, and operating ... Smaller mixers are usually considered laboratory or pilot-plant equipment and are not often used in industrial production processes. ... 21-2.1.3 Turbine Mixers.

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  • CHAPTER 21 Mechanical Design of Mixing Equipment

    Advanced Design of Turbomachinery. It is an exciting time to be working in gas turbine technology! As industry strives for lower costs, better performance, and reduced emissions, new and challenging problems continue to emerge. With its high efficiency, rapid startup time, and large power density, the gas turbine will continue to play a large ...

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  • Advanced Design of Turbomachinery — MIT Gas

    2015-12-11 · 3D printing has been hailed as a disruptive technology which will change manufacturing. Used in aerospace, defence, art and design, 3D printing …

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  • 3D printing in dentistry | British Dental Journal

    2021-6-25 · Geometry-resolved large-eddy simulation of the NREL 5MW wind turbine, which shows velocity isosurfaces at 5.5 m/s after three rotor revolutions. Simulation was performed on the NERSC Cori system with Nalu-Wind, which is an unstructured-grid, low …

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  • Research | Kenny Gruchalla, Ph.D.

    2021-5-15 · dual linear pounding tuned mass dampers to mitigate the three-dimensional vibrations of the wind turbine. Similarly, the authors in [12] propose a novel approach for optimizing the design parameters of the TMD (i.e., stiffness, damping, and installation location) to effectively reduce the vibrations of a spar-buoy turbine. Stewart and Lackner ...

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  • Analysis of the Effects of the Location of Passive Control ...

    GE5 Gas Turbines The new GE5 is a compact, state-of-the-art, 6 MW class industrial gas turbine. The unit was developed in two configurations: a cold-end drive single shaft for power generation and a hot- end drive twin shaft for mechanical drive applications. Maximum commonality has been maintained between the single and twin shaft models.

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  • GE GAS TURBINE MANUAL Pdf Download | ManualsLib

    Large loading events on wind turbine rotor blades are often associated with transient bursts of coherent turbulent energy in the turbine inflow. These coherent turbulent structures are identified as peaks in the three-dimensional, instantaneous, turbulent shearing stress field.

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  • J. T. Bialasiewicz - Academia.edu

    2014-12-10 · 图形学领域的关键算法及源码链接. GTS (2D dynamic/constrained Delaunay triangulation, robust geometric predicates, mesh boolean set operations, refinement/coarsening, view-independent continuous LOD, view-dependent LOD, AABB-trees, Kd-trees, graph partitioning, isosurfacing, area, volume, mean/gaussian/principal curvature ...

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  • HEAT - NASA

    2020-8-6 · stage gas turbine rotor blade with a blade tip profile of a GE-E 3 aircraft gas turbine engine rotor blade. The flow condition in the test cascade corresponds to an overall pressure ratio of 1.32 and exit Reynolds number based on axial chord of l.lxl06. The middle 3-blade has a variable tip gap clearance. All measurements are made at three

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  • Trends in Lab Design | WBDG - Whole Building Design

    National Aeronautics and Space Administration (179902) Invalid Source Agency Code (114250) International Nuclear Information System (85340) (Show More) Keywords. Foreign technology (250473) Reprints (147822 ...

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  • National Technical Reports Library - NTIS

    Infoscience - Infoscience

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  • Infoscience

    2016-10-18 · This paper presents a modeling study conducted to evaluate tidal-stream energy extraction and its associated potential environmental impacts using a three-dimensional unstructured-grid coastal ocean model, which was coupled with a water-quality model and a tidal-turbine module.

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  • Numerical Models as Enabling Tools for Tidal-Stream

    2009-7-11 · Cone Beam Computed Tomography (CBCT) is a relatively new technology to dentistry, used for the three-dimensional imaging of the teeth and jaws …

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  • Cone beam CT in dental practice | British Dental Journal

    2016-3-30 · Ongoing wind power research and development will help the industry harness more wind, more efficiently and at lower costs in the future. The biggest factors in boosting wind turbine productivity — longer blades and taller towers — are fueling much of the next-generation research and development push to build a more powerful, efficient, durable and cost-effective turbine.

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  • The Next Generation in Wind Power Technology |

    A typical conventional large-scale steam turbine is of axial flow one having three-dimensional static and moving blades mounted on the housing and the rotor, respectively. The working fluid (for ex. water steam), in general, flows axially, so that the physical properties of steam may considerably change on its way to the last stage, thereby ...

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  • Centrifugal reverse flow disk turbine and method to

    In 1932, at the height of the Depression, a pharmacist named Henry Schein started our company with the belief that we can fulfill our responsibilities as a corporate citizen by giving back to the communities we serve. Ever since then, we have pursued the ideal of 'doing well by doing good.' This spirit of individuals helping society is ...

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  • Dental Supplies and Medical Supplies - Henry Schein

    2021-3-18 · Wind power is an essential source of electricity and accounts for about 8% of domestic energy in the US [1]. Modern wind turbines typically last for 20-25 years of operation. Depending on environmental conditions, the size of the turbine, and the wind speeds, a turbine can produce up to 6 million kWh in a year [2].

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  • Aerodynamics and Fluid Mechanics | Aerospace

    Large-Scale Computations, Data, & Analytics; ... Intelligent Turbine Engines. The AFM’s close collaboration with other AE labs - notably the Aerospace Systems Design Laboratory (ASDL) and the Space Systems Design Laboratory ... three-dimensional Navier-Stokes equations. The most computationally intensive investigations conducted by AFM in ...

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  • A Dual-Platform Laser Scanner for 3D Reconstruction

    Abstract. This paper presents a dual-platform scanner for dental reconstruction based on a three-dimensional (3D) laser-scanning method. The scanner combines translation and rotation platforms to perform a holistic scanning. A hybrid calibration method for laser scanning is proposed to improve convenience and precision.

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  • Turbocharging science | NCAR Annual Report

    2020-7-15 · dedicated research laboratory space and facilities for the conduct of dental and oral health research. The new research laboratory provides a home for staff and students where fresh ideas sprout and thrive. The direction of dental research is focused and targets fi …

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  • FACULTY OF DENTISTRY

    2009-7-11 · Cone Beam Computed Tomography (CBCT) is a relatively new technology to dentistry, used for the three-dimensional imaging of the teeth and jaws …

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  • Cone beam CT in dental practice | British Dental Journal

    2021-7-5 · where PBF-L is located within this three-dimensional cube. Clearly, much space remains in the cube – space that can potentially be occupied by other technologies, as we discuss below. A Compared to conventional manufacturing, PBF-L is still very expensive. A significant gap exists with regard to costs, especially in high-volume applications ...

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  • Advancements in metal 3D printing - Roland Berger

    2020-11-25 · Few studies have been reported regarding the accuracy of 3D-printed models for orthodontic applications. The aim of this study was to assess the accuracy of 3D-printed dental models of different tooth surfaces. Thirty volunteers were recruited from the hospital, and then their dental models were produced by means of oral scanning and a stereolithography-based 3D printer.

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  • Accuracy of different tooth surfaces on 3D printed

    2006-11-15 · Roof-off three-dimensional rendering of the final laboratory design shown under development in Figures 3 and 4. Note more prominent smaller details such as locker rooms, dissection tanks, sinks, dividing wall doors, and air returns below whiteboard on dividing wall. Image by Katherine Wise, reproduced by permission from Co Architects.

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  • Anatomy meets architecture: Designing new

    A typical conventional large-scale steam turbine is of axial flow one having three-dimensional static and moving blades mounted on the housing and the rotor, respectively. The working fluid (for ex. water steam), in general, flows axially, so that the physical properties of steam may considerably change on its way to the last stage, thereby ...

    Get Price
  • Centrifugal reverse flow disk turbine and method to

    (f) three-dimensional construction for industrial components. Each of the main topics focuses on more specific applications, such as calculating crack growth and predicting the residual strength of aircraft structures, finite element analysis including non-linear analysis, bending analysis and testing of thin wall structures, and experimental ...

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  • Accuracy of a three-dimensional dentition model

    2015-9-16 · Accuracy of a three-dimensional dentition model digitized from an interocclusal record using a non-contact surface scanner ... Plaster models require physical space for storage, adding financial and logistic ... and inclination due to the additional laboratory time required to fabricate dental plaster models. Recently, intraoral scanners have ...

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  • Innovative Power Generation Systems Engineering by

    Instrumentation for three-dimensional imaging of fuel sprays. A high-efficiency burner and appliances for military field kitchens. Compact fuel reformer systems for converting jet fuel to syngas in small devices. Custom CFD-based software tools for predicting combustion stability. Compact gas turbine combustors for inter-turbine burning.

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  • Accuracy of different tooth surfaces on 3D printed

    2020-11-25 · Few studies have been reported regarding the accuracy of 3D-printed models for orthodontic applications. The aim of this study was to assess the accuracy of 3D-printed dental models of different tooth surfaces. Thirty volunteers were recruited from the hospital, and then their dental models were produced by means of oral scanning and a stereolithography-based 3D printer.

    Get Price
  • FACULTY OF DENTISTRY

    2020-7-15 · dedicated research laboratory space and facilities for the conduct of dental and oral health research. The new research laboratory provides a home for staff and students where fresh ideas sprout and thrive. The direction of dental research is focused and targets fi …

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  • NEUROSCIENCE Copyright © 2021 Visualizing 3D

    Handheld models help students visualize three-dimensional (3D) objects, especially students with blindness who use large 3D models to visualize imagery by hand. The mouth has finer tactile sensors than hand, which could improve visualization using microscopic models that are portable, inexpensive, and disposable. The mouth re-

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  • Anatomy meets architecture: Designing new

    2006-11-15 · Roof-off three-dimensional rendering of the final laboratory design shown under development in Figures 3 and 4. Note more prominent smaller details such as locker rooms, dissection tanks, sinks, dividing wall doors, and air returns below whiteboard on dividing wall. Image by Katherine Wise, reproduced by permission from Co Architects.

    Get Price
  • Turbocharging science | NCAR Annual Report

    2006-3-28 · Measurement of surface displacement and deformation by three dimensional optical holography and microphone array, TUBITAK, 2007-2010 (Co-PI). Analysis of the traveling-plane wave mechanism for the propulsion of microswimmers, Sabanci …

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  • Serhat Yesilyurt

    2021-6-17 · A three-dimensional wake impingement model and applications on tandem oscillating foils. Ocean Engineering 2007, 34(8-9), 1197-1210. Islam MF, He M, Veitch B, Liu P. Cavitation characteristics of some pushing and pulling podded propellers.

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  • Staff Profile - School of Engineering - Newcastle

    2014-12-10 · 图形学领域的关键算法及源码链接. GTS (2D dynamic/constrained Delaunay triangulation, robust geometric predicates, mesh boolean set operations, refinement/coarsening, view-independent continuous LOD, view-dependent LOD, AABB-trees, Kd-trees, graph partitioning, isosurfacing, area, volume, mean/gaussian/principal curvature ...

    Get Price