Results 41 to 50 of about 847,370 (336)

Special situation disposal and fault analysis of single engine parking for a certain type of helicopter

open access: yesHangkong gongcheng jinzhan
During the flight test of a certain type of helicopter, there was an abnormal parking fault of the left engine in the air. The pilot landed safely according to the special situation handling method, ensuring the safety of the aircraft.
LIU Haoyang   +4 more
doaj   +1 more source

THE MARKET AND THE FUTURE OF TURBINE POWERED LIGHT HELICOPTERS

open access: yesАвіаційно-космічна техніка та технологія, 2020
In the introductory part of the article, it is provided brief information about the main activity of JSC “Element”- developer and manufacturer of electronic control systems for aircraft engines, in particular unit RDTs-450M for AI-450M helicopter ...
Вадим Владимирович Нерубасский
doaj   +1 more source

Advanced Ceramics in Aerospace and Defense: The Interrelationship between Traditional and Additive Manufacturing Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
Additive manufacturing revolutionizes production by enabling on‐demand, customized, and sustainable manufacturing with streamlined supply chains. While metal and polymer AM are well‐established, advanced ceramic AM is rapidly emerging, overcoming traditional material challenges.
Kateryna Oleksandrivna Shvydyuk   +2 more
wiley   +1 more source

A method for reducing parasite drag of medium transport helicopter

open access: yesАвіаційно-космічна техніка та технологія, 2023
At present, more and more stringent emission requirements are being imposed on helicopters. Carbon dioxide emissions are a function of fuel consumption, and fuel consumption is directly dependent on the power required for a helicopter cruise flight.
Mykhaylo Kybalnyy   +3 more
doaj   +1 more source

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

Examination of Applicability of Engine Condition Trend Monitoring to Bell 2068 Ill Helicopter

open access: yesPromet (Zagreb), 2002
Because of the advantages of turboshaft engine conditiontrend monitoring, it is in the interest of the Croatian Air Forceto examine its applicability in Bell 206B Ill helicopter maintenancesystem.The paper deals with the basic of turboshaft engine ...
Davor Mistrić   +2 more
doaj   +1 more source

Justification of geometric parameters of the engine air particle separator

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2022
The Engine Air Particle Separator is considered to be the most important element for maintaining the performance of helicopter engines when operating in dusty air conditions.
A. S. Gishvarov, A. Rh. Rakhimov
doaj   +1 more source

1D modelling and PID control of helicopter Diesel engine rotational speed in torque changes

open access: yesJournal of Physics: Conference Series, 2021
The article discusses the results of simulation tests concerning the operation of a diesel engine for a light helicopter. The tests were carried out in the AVL Boost software which is used to analyze dynamic phenomena in internal combustion engines.
P. Magryta
semanticscholar   +1 more source

Crater Observing Bioinspired Rolling Articulator (COBRA)

open access: yesAdvanced Intelligent Systems, EarlyView.
Crater Observing Bio‐inspired Rolling Articulator (COBRA) is a modular, snake‐inspired robot that addresses the mobility challenges of extraterrestrial exploration sites such as Shackleton Crater. Incorporating snake‐like gaits and tumbling locomotion, COBRA navigates both uneven surfaces and steep crater walls.
Adarsh Salagame   +4 more
wiley   +1 more source

Digital Controls for Helicopter Engines [PDF]

open access: yesVolume 1B: General, 1980
The paper describes a digital electronic engine control system being built by Dowty and Smiths Industries Controls Limited (DSIC) to demonstrate the control features required for the next generation of helicopters and their power plants. It is engine mounted, fuel cooled and of lightweight design.
openaire   +1 more source

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