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Advanced Technologies in Hydropower Flow Systems
| Advanced Technologies in Hydropower Flow Systems |
| Autore | Adamkowski Adam |
| Pubbl/distr/stampa | Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 |
| Descrizione fisica | 1 electronic resource (144 p.) |
| Soggetto topico |
Technology: general issues
Environmental science, engineering & technology |
| Soggetto non controllato |
annular seal
CFD dynamic coefficients fluid forces nonlinear dynamic model static eccentricity reversible hydraulic machines penstocks pressure pipelines performance tests flow rate measurements volumetric gauging method pressure-time method water-hammer pump-turbine flow patterns pressure pulsations similarities differences S-shaped characteristics runaway transient process VIV FIV renewable energy pivoted cylinder cross section geometry pump as turbine (PAT) Francis turbine calculation model efficiency hydropower computational fluid dynamics hydraulic efficiency Gibson method manifolds turbine thermodynamic method air cushion surge tank (ACST) air friction model flexible hydro power plants mechanistic model OpenHPL |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910585945703321 |
Adamkowski Adam
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| Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Advancement in the Fluid Dynamics Research of Reversible Pump-Turbine
| Advancement in the Fluid Dynamics Research of Reversible Pump-Turbine |
| Autore | Tao Ran |
| Pubbl/distr/stampa | Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 |
| Descrizione fisica | 1 electronic resource (180 p.) |
| Soggetto topico |
Technology: general issues
History of engineering & technology |
| Soggetto non controllato |
tip clearance
vertical axial flow pump whole channel numerical simulation pressure pulsation leakage vortex bulb tubular pump numerical simulation adjusting speed transition process pressure fluctuation pump turbine flow energy loss flow-head stability guide vane opening V-inclined pipe sand transport critical velocity flow pattern orthogonal test method lateral intake CFD numerical simulation diversion pier prefabricated pumping station centrifugal pump energy characteristics internal flow field test integrated pump gate inlet channel outlet channel hydraulic performance "S" shaped airfoil bidirectional axial flow pump axial flow pumps energy cavitation numerical calculation Francis turbine sediment erosion clearance CFD |
| ISBN | 3-0365-5857-8 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910637791503321 |
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Tao Ran
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| Basel, : MDPI - Multidisciplinary Digital Publishing Institute, 2022 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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CFD Based Researches and Applications for Fluid Machinery and Fluid Device
| CFD Based Researches and Applications for Fluid Machinery and Fluid Device |
| Autore | Kim Jin-Hyuk |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (539 p.) |
| Soggetto topico | Technology: general issues |
| Soggetto non controllato |
centrifugal fan
noise characteristics power consumption negative pressure sound pressure mechanical seal dynamic characteristics extrusion fault numerical simulation sealing performance fluent inducer step casing varying pitch cavitating flow and instabilities partial similarity principle flow similarity stability improvement multi-condition optimization cavitation performance artificial neural networks (ANN) net positive suction head (NPSH) double suction cascade aerodynamic parameterization plane cascade design incidence angle PSO-MVFSA optimization two-vane pump Computational Fluid Dynamics (CFD) Reynolds-averaged Navier-Stokes (RANS) machine learning energy recovery pump as turbine vortex hydraulic losses pressure fluctuation transient characteristics centrifugal pump startup period solar air heater ribs Nusselt number friction factor Reynolds-averaged Navier-Stokes equations thrust coefficient power coefficient figure of merit frozen rotor UAV octorotor SUAV aerodynamic performance rotor spacing hover CFD vortices distribution shape optimization Francis turbine fixed flow passage flow uniformity blade outlet angle Sirocco fan URANS volute tongue radius internal flow noise film cooling large eddy simulation triple holes blowing ratio adiabatic film-cooling effectiveness proper orthogonal decomposition axial compressor tip clearance flow field clearance flow function gas turbine leakage pressure ratio stepped labyrinth seal axial-flow pump root clearance radius computational fluid dynamics entropy production energy dissipation vortex pump lateral cavity open-design spiral flow reactor coolant pump (RCP) waviness leakage rate liquid film axial fan reversible jet design thrust energy characteristics mixing pitched blade turbine impeller inverse design method matching optimization diffuser small hydropower tubular turbine fish farm performance test design factors optimum model the mixed free-surface-pressurized flow characteristic implicit method relative roughness vent holes optimization control microchannel heat sink wavy microchannel groove heat transfer performance laminar flow multi-objective optimization LHS full factorial methods pump-turbine dynamic stress start-up process vortex generator (VG) computational fluid dynamics (CFD) cell-set model RANS LES multistage centrifugal pump double-suction impeller twin-volute inducer-type guide vane trailing edge flap (TEF) trailing edge flap with Micro-Tab deflection angle of the flap (αF) |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557785803321 |
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Kim Jin-Hyuk
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Mathematical Modelling of Energy Systems and Fluid Machinery
| Mathematical Modelling of Energy Systems and Fluid Machinery |
| Autore | Morini Mirko |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (256 p.) |
| Soggetto topico | Technology: general issues |
| Soggetto non controllato |
centrifugal pump
double hidden layer Levenberg–Marquardt algorithm performance prediction thermal energy storage stratification dynamic simulation heating double-channel sewage pump critical wall roughness numerical calculation external characteristics axial-flow pump impeller approximation model optimization design multi-disciplinary blade slot orthogonal test numerical simulation Francis turbine anti-cavity fins draft tube vortex rope low flow rates internal flow characteristics unsteady pressure energy recovery turboexpander throttling valves CFD modelling techniques Kaplan turbine draft tube optimization CFD analysis DOE response surface single-channel pump CFD-DEM coupling method particle features and behaviors solid-liquid two-phase flows computational fluid dynamics (CFD) artificial neural network (ANN) subcooled boiling flows uncertainty quantification (UQ) Monte Carlo dropout deep ensemble deep neural network (DNN) intake structures physical hydraulic model free surface flow free surface vortices vertical pump design considerations magnetocaloric effect coefficient of performance refrigeration capacity mathematical modelling energy systems |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557308703321 |
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Morini Mirko
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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New Advances of Cavitation Instabilities
| New Advances of Cavitation Instabilities |
| Autore | Ravelet Florent |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (164 p.) |
| Soggetto topico |
Research & information: general
Technology: general issues |
| Soggetto non controllato |
cavitation
cavitation number globe valve valve cage computational fluid dynamics hydrodynamic cavitation compressible two-phase flow turbulence modelling system instabilities jet vortex mechanical surface treatment cavitation peening partial cavitation super-cavitation laminar cavitation cavitation instabilities vortex rope Francis turbine CFD RANS slamming fluid-structure interaction fluid detachment hydrofoil bulb turbine bulb turbine runner flow visualization cavitation tunnel regression model Kelvin-Helmholtz instability microchannel numerical simulation multifunction cavitation water jet cavitation ultrasonic cavitation high-temperature high-pressure cavitation peening natural aging low-temperature low-pressure cavitation peening aging Francis Turbine |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557355403321 |
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Ravelet Florent
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| Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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