Results 41 to 50 of about 314,370 (260)

PENERAPAN ANALISIS DIMENSI DALAM RANCANG BANGUN MESIN PEMBELAH BIJI KEDELAI (Glycine max L.) SISTEM GESEK PUTAR

open access: yesAgritech, 2012
Application of Dimensional Analysis In The Design of Spin Friction Type of Soybean Slicing Machine Penelitian ini bertujuan untuk merancangbangun mesin pembelah biji kedelai sistem gesek putar yang diperlukan dalam penyiapan bahan baku pembuatan tempe ...
Rofarsyam Rofarsyam   +2 more
doaj   +1 more source

Experimental Investigation on Thrust Performance of a Small-Scale Staggered Rotor System in Hover

open access: yesDrones, 2023
In recent years, the demand for Urban Air Mobility (UAM) and Micro Aerial Vehicles (MAVs) has driven the emergence of new aircraft designs, with the Staggered Rotor System being widely applied in these vertical take-off and landing aircraft.
He Zhu   +4 more
doaj   +1 more source

Pitch-Regulated Control Strategy for Coaxial Drone with Variable Rotor Space Ratio

open access: yesDrones
This study investigates the impact of rotor spacing on the aerodynamic performance of a coaxialcopter and promotes an innovative regulated control strategy for the coaxial drone. The present research introduces a coaxialcopter with variable rotor spacing,
Zhifang Ke   +9 more
doaj   +1 more source

Multirotor Drone Aerodynamic Interaction Investigation

open access: yesDrones, 2018
Aerodynamic interactions between rotors are important factors affecting the performance of in-plane multirotor Unmanned Air Vehicles (UAVs) or drones, which are the majority of small size UAVs (or mini-drones).
Dhwanil Shukla, Narayanan Komerath
doaj   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

Aerodynamic Analysis of a Hexacopter with an Inner Tilted-Rotor Configuration During Hovering

open access: yesAerospace
The present work is aimed at investigating the arrangement design of an inner tilted-rotor hexacopter to optimize aerodynamic performance with different rotor spacing ratios (s/D) and dihedral angles (β).
Yao Lei, Chunfeng Luan
doaj   +1 more source

Optimizing performance variables for small unmanned aerial vehicle co-axial rotor systems [PDF]

open access: yes, 2011
The aim of this project was to design and build a test-rig that is capable of analyzing small unmanned aerial vehicles (SUAV) co-axial rotor systems.
Stephen Prior   +5 more
core   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

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