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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 |
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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Engineering Fluid Dynamics 2018
| Engineering Fluid Dynamics 2018 |
| Autore | Hjertager Bjørn |
| Pubbl/distr/stampa | MDPI - Multidisciplinary Digital Publishing Institute, 2020 |
| Descrizione fisica | 1 electronic resource (256 p.) |
| Soggetto non controllato |
fluid structure interaction (FSI)
numerical methods axial gap impeller radiation noise natural ventilation ventilation performance Computational Fluid Dynamics (CFD) experimental research hot streak disc thickness fire circumferential groove casing treatment blade wrap angle sweep and lean computational fluid dynamics (CFD) OpenFOAM gas turbine fire propagation disc spacing distance hydraulic collecting thermosyphon wind tunnel flow control source term leading edge flow around cylinder vortex generators plug-holing noise spectrum CGCT-blade integrated optimization dimensional analysis deep sea mining heat transfer abnormal blade installation angle axial fan rotating stall optimized design orthogonal test fluid dynamics simulation and modeling aerodynamic noise centrifugal pump suction flow field two-stage axial fan cavitation inception evaporation and condensation numerical simulation CFD simulation aspect ratio evacuation tunnel slope Tesla turbine vortex induced vibration (VIV) ratio global optimization volume of fluid blade exit angle acoustic energy tunnel vehicle fire multiphase flow distribution characteristic unsteady heat release rate hydrodynamic response manganese nodules exploitation isentropic efficiency |
| ISBN | 3-03928-113-5 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910372784603321 |
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Hjertager Bjørn
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| MDPI - Multidisciplinary Digital Publishing Institute, 2020 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Geothermal Energy Utilization and Technologies 2020
| Geothermal Energy Utilization and Technologies 2020 |
| Autore | Roselli Carlo |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (350 p.) |
| Soggetto topico |
Research & information: general
Technology: general issues |
| Soggetto non controllato |
geothermal power production
abandoned oil reservoirs in situ combustion organic Rankine cycle (ORC) plunger pump centrifugal pump pressure drop temperature utilization rate system generating efficiency carbonate geothermal reservoirs sustainable geothermal energy exploitation southern Italy numerical simulation dual-loop ORC mixture working fluids entropy generation entransy loss exergy loss Ground source heat pump oval cross-section groundwater borehole heat exchanger CFD Sandtank granite physical characteristics cyclic thermal treatment water cooling hybrid renewable polygeneration plant micro organic Rankine cycle evacuated solar thermal collectors photovoltaic panels plastic heat exchanger Organic Rankine Cycle geothermal energy shell and tube heat exchanger fouling resistance mobile thermal energy storage (M-TES) phase change material (PCM) LCOH heat transport renewable energy source household hybrid system dynamic simulation economic analysis TRNSYS software heating and cooling network polygeneration system geothermal energy community ORC energy district heat pump R1234ze CO2 geothermal renewable energy historic building energy saving earth-to-air horizontal pipe 2D model air conditioning renewable energy sources thermal performances energy efficiency parametric study geothermal resource Monte Carlo simulation assessment thermal reservoir North Jiangsu Basin |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557719303321 |
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Roselli Carlo
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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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Inverse Dynamics Problems
| Inverse Dynamics Problems |
| Autore | Kalhori Hamed |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (218 p.) |
| Soggetto topico | Technology: general issues |
| Soggetto non controllato |
regenerative shock absorbers
energy harvesting active control of automobile suspension systems railroad tracks track modulus computer simulation artificial neural networks Fiber-reinforced Foamed Urethane (FFU) free vibration impact hammer excitation technique high-rate dynamics structural health monitoring time-frequency analysis synchrosqueezing transform (SST) jerk acceleration onset higher-order derivatives of acceleration jounce acceleration-dot sports surfacing sand surface dynamic behaviour impact tests accelerometry greyhound racing equine racing shake table control vibration testing system identification inverse dynamics feedback linearization servohydraulics inverse problems quantum graphs delta-prime vertex conditions Bayesian inference uncertainty quantification dynamical systems inverse problem machine learning Gaussian process polynomial chaos impact force identification tower structure impact localization force history inverse algorithm rotor dynamic bearing centrifugal pump impeller diameter Lagrangian equations |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557346503321 |
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Kalhori Hamed
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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 Approaches to Modeling, Optimally Designing, and Controlling Electric Machine
| Mathematical Approaches to Modeling, Optimally Designing, and Controlling Electric Machine |
| Autore | Prakht Vladimir |
| Pubbl/distr/stampa | Basel, Switzerland, : MDPI - Multidisciplinary Digital Publishing Institute, 2021 |
| Descrizione fisica | 1 electronic resource (300 p.) |
| Soggetto topico | Technology: general issues |
| Soggetto non controllato |
demagnetization
electric machine flux reversal machine high-speed electrical machine high-speed electrical motor Nelder–Mead method optimal design switched reluctance motor direct instantaneous torque control numerical analysis optimization current angle design of electric motors flux-barriers synchronous reluctance motor torque ripple induction motor model predictive sensorless high performance switched reluctance machine NSGA-II optimization finite element analysis direct-drive electric machine analysis computing interior permanent magnet machine mathematical model optimal-design permanent magnet flux-switching machine wind generator doubly fed induction generator DC-link voltage regulation second-order sliding mode control extended state observer fuzzy gain scheduling advanced metaheuristics MO-Jaya optimization centrifugal pump energy efficiency parallel pumps throttling variable speed pump synchronous homopolar machine synchronous homopolar motor traction drives traction motor high-harmonic injection brushless field excitation wound field synchronous machines Axial flux permanent magnet machine 3D FEA Genetic algorithm hexagonal-shaped PMs PM overhang brushless topology third harmonic flux dc offset direct-on-line permanent magnet synchronous motor direct-on-line synchronous reluctance motor permanent magnet motor reactive power compensation carbon dioxide emissions climate change mitigation electric motors energy conversion energy efficiency class energy policy and regulation energy saving sustainable utilization of resources synchronous motor adaptive control MTPA control parameter variation constraints design mining dump truck traction drive |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910557443203321 |
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Prakht Vladimir
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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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Selected Problems in Fluid Flow and Heat Transfer
| Selected Problems in Fluid Flow and Heat Transfer |
| Autore | Jaworski Artur J |
| Pubbl/distr/stampa | MDPI - Multidisciplinary Digital Publishing Institute, 2019 |
| Descrizione fisica | 1 electronic resource (460 p.) |
| Soggetto non controllato |
thermal performance
microbubble pump particle deposition flow oscillation orthogonal jet flat plate gas turbine engine air heater flow behavior transonic compressor friction factor nonlinear thermal radiation oscillators porous cavity POD turbulent flow thermosyphon turbulence mass transfer tip leakage flow capture efficiency pipe flow correlation decomposition dimensionalities heat transfer pressure loss CANDU-6 numerical modeling CFD magnetic field boundary layer two-phase flow heat transfer performance Colebrook-White computational burden phase change surrogate model Padé polynomials traveling-wave heat engine flow regime numerical simulation energetics ( A g ? F e 3 O 4 / H 2 O ) hybrid nanofluid pumps BEM SPIV acoustic streaming microbubbles Aspen® push-pull Positive Temperature Coefficient (PTC) elements iterative procedure transient analysis spiral fin-tube toxic gases unsteady heat release rate water hammer method of moment visualization superheated steam impingement heat transfer enhancement X-ray microtomography moderator wind turbine flow rate fin-tube flue gas actuator disc temperature distributions supercritical LNG sharp sections moment of inertia Colebrook equation pump efficiency tower OpenFOAM computational fluid dynamics chemical reaction pump performance logarithms numerical results downwind thermodynamic triaxial stress flow friction energy conversion entropy generation zigzag type inertance-compliance section aspect ratios laminar separation bubble axial piston pumps thermogravimetry pressure drop load resistances vortex breakdown T-section prism flow-induced motion centrifugal pump load vortex identification decomposition region condensation performance characteristics pipes detached-eddy simulation Computational Fluid Dynamics (CFD) simulation thermal cracking real vehicle experiments bubble size thermal energy recovery hydraulic resistances concentration tower shadow fire-spreading characteristics thermoacoustic electricity generator bubble generation multi-stage thermal effect ferrofluid PHWR fluidics multiphase flow printed circuit heat exchanger particle counter dew point temperature |
| ISBN | 3-03921-428-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910367758603321 |
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Jaworski Artur J
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| MDPI - Multidisciplinary Digital Publishing Institute, 2019 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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