Results 31 to 40 of about 273,990 (313)

RSM-Based Performance Optimization of Coal-Fired CFB Boilers for Energy Efficiency [PDF]

open access: yesE3S Web of Conferences
This study experimentally and numerically investigates the environmental and energy performance optimization of a 150 MW coal-fired circulating fluidized bed (CFB) boiler using Response Surface Methodology–Central Composite Design (RSM-CCD) in accordance
del Rosario Renz Lui, Honra Jaime
doaj   +1 more source

EFFORTS TO OPTIMIZE THE OPERATION OF THE DADAHUP LOWLAND IRRIGATION AREA IN CENTRAL KALIMANTAN

open access: yesJurnal Teknik Hidraulik, 2023
Dadahup lowland irrigation area is one of the areas developed as a food estate. Land cover change to shrubs is caused by channels with buildings that are not functioning optimally, so it is often hit by floods and droughts.
Asril Zevri   +2 more
doaj   +1 more source

Systems and certification issues for civil transport aircraft flow control systems [PDF]

open access: yes, 2009
This article is placed here with permission from the Royal Aeronautical Society - Copyright @ 2009 Royal Aeronautical SocietyThe use of flow control (FC) technology on civil transport aircraft is seen as a potential means of providing a step change in ...
Crowther, W. J.; id_orcid   +5 more
core   +1 more source

Impact of Purge Injection on Rim Seal Performance

open access: yesApplied Sciences
One of the most critical challenges in gas turbine design is preventing the ingestion of hot mainstream gases into the disk space between the stator and rotor disks.
Matteo Caciolli   +4 more
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Evaluating Fault Detection and Diagnostics Protocols Applied to Air-Cooled Vapor Compression Air-Conditioners [PDF]

open access: yes, 2012
Fault detection and diagnostics (FDD) tools are being increasingly applied in air-conditioning systems. There are many different protocols used in these FDD tools, so an important question to ask is: how well do the protocols work?
Yuill, David P., Braun, James E.
core   +1 more source

Wind Tunnel Experiment and Numerical Simulation of Secondary Flow Systems on a Supersonic Wing

open access: yesAerospace
Aircraft secondary flow systems are small-flow circulation devices that are used for thermal and cold management, flow control, and energy generation on aircraft. The aerodynamic characteristics of main-flow-based inlets have been widely studied, but the
Sheng Zhang   +6 more
doaj   +1 more source

Phenotypic and Metabolomic Characterization of 3D Lung Cell Cultures Exposed to Airborne Particulate Matter from Three Air Quality Network Stations in Catalonia

open access: yesToxics, 2022
Air pollution constitutes an environmental problem that it is known to cause many serious adverse effects on the cardiovascular and respiratory systems.
Paula Villasclaras   +5 more
doaj   +1 more source

Transient 2D FEM-fluid network coupling for thermo-mechanical whole gas turbine engine simulations: modelling features and applications [PDF]

open access: yesE3S Web of Conferences, 2020
In order to control the thermo-mechanical stresses that large heavy-duty power generation turbines have to face nowadays in their frequent operational transients, the analysis of the heat transfer between main flow, secondary air systems and structural ...
Giuntini Sabrina   +5 more
doaj   +1 more source

Calculation of Labyrinth Seals in the Secondary Air System of Aircraft Engine [PDF]

open access: yesThe Open Mechanical Engineering Journal, 2014
The labyrinth seals perform the important functions in the aircraft engine systems operation, which aim to reduce the air leakages and the mutual system interference reduction. The calculation of the labyrinth seal characteristics is performed simply by using the analytical relationships or the modern tools of numerical analysis.
Andrei Tisarev   +2 more
openaire   +1 more source

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