Results 71 to 80 of about 2,285 (211)

Army/NASA small turboshaft engine digital controls research program [PDF]

open access: yes
The emphasis of a program to conduct digital controls research for small turboshaft engines is on engine test evaluation of advanced control logic using a flexible microprocessor based digital control system designed specifically for research on advanced
Baez, A. N., Sellers, J. F.
core   +1 more source

Особенности построения диагностических функций в электронном блоке микропроцессорной системы управления гидромеханической трансмиссией на современных транспортных средствах [PDF]

open access: yes, 2007
It is offered design the microprocessor control system hydromechanical transmissions with extended diagnostic functions due to analysis of the greater number parameter, than this required for realization of the laws of control transmission.
Александров, Евгений Евгеньевич   +1 more
core  

Flow Velocity Measurement in Dredging Pipeline Based on Transfer Learning and Electrical Resistance Tomography

open access: yesJournal of Sensors, Volume 2025, Issue 1, 2025.
Flow velocity is a critical parameter in dredging and transportation pipelines. Velocity measurement methods using electrical resistance tomography (ERT) have attracted increasing attention. A typical ERT sensor has a caliber of 800 mm. At this caliber, a convolutional neural network (CNN) can accurately calculate flow velocity after being trained on ...
Meijing Ge   +2 more
wiley   +1 more source

Dynamic Properties of Self-Propelled All-Purpose Power Unit with a Hydromechanical Transmission of Two-Line Type

open access: yesМеханика машин, механизмов и материалов, 2015
The dynamic model of twoline type hydromechanical transmission for the allpurpose power unit with hydrostatical variable transmission of the second power flow and the adder on the exit in the form of differential is developed.
Yuriy V. Chuprynin   +4 more
doaj  

Design and calculation of double-flow hydromechanical transmission

open access: yesIzvestiya MGTU MAMI, 2015
This article describes a method of designing and calculating of double-flow hydromechanical transmissions, widely used in modern transmissions of wheeled and tracked vehicles. The authors considered harmonization of the load characteristic of the double-flow hydromechanical transmis- sion with an external high-speed characteristics of the engine.
G. O Kotiev   +5 more
openaire   +1 more source

Energy Efficient Engine (E3) controls and accessories detail design report [PDF]

open access: yes
An Energy Efficient Engine program has been established by NASA to develop technology for improving the energy efficiency of future commercial transport aircraft engines. As part of this program, a new turbofan engine was designed.
Beitler, R. S., Lavash, J. P.
core   +1 more source

Conceptual Design of Complex Hydromechanical Transmissions

open access: yes, 2017
This thesis explores the conceptual design process of complex hydromechanical transmissions for mobile working machines.
openaire   +3 more sources

Baseline automotive gas turbine engine development program [PDF]

open access: yes
Tests results on a baseline engine are presented to document the automotive gas turbine state-of-the-art at the start of the program. The performance characteristics of the engine and of a vehicle powered by this engine are defined. Component improvement
Pampreen, R. C., Wagner, C. E.
core   +1 more source

Method of improving of dynamic characteristics of the process of starting a volumetric hydraulic drive with the closed working fluid circuit [PDF]

open access: yes, 2019
Мета – науковий пошук зниження коливань тиску і частоти обертання гідромотора в об'ємному гідроприводі із замкненим ланцюгом циркуляції робочої рідини, що використовується в безступінчастій двопотоковій гідромеханічній трансмісії колісного трактора ...
Аврунін, Григорій Аврамович   +3 more
core   +1 more source

Estimation of Multispeed Hydromechanical Transmissions Development Trends with the Use of Patent Landscapes and Computational Analysis

open access: yesМеханика машин, механизмов и материалов, 2018
This paper discusses the use of patent landscapes as a tool for collecting information and identifying development trends of multispeed hydromechanical transmissions and presents a method of collecting data for patent maps drafting. The main attention is
Evgeni V. Kuznetsov, Vladimir B. Algin
doaj  

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