Results 31 to 40 of about 5,948 (253)

Gears Replacement of Minuteman Cover Drive Planetary Gear Train [PDF]

open access: yes, 2021
The paper deals with the transmission ratio and efficiency determination of a Minuteman cover drive planetary gear train for gears replacement. Two methods are predicted for transmission ratio determination: The Willis method and the alternative torque method.
Stefanović‐Marinović, Jelena   +4 more
openaire   +2 more sources

THE EFFECT OF CLEARANCE BETWEEN INTERNAL SPLINE AND EXTERNAL SPLINE ON LOAD SHARING CHARACTERISTICS OF A PLANETARY GEAR TRAIN

open access: yesJixie qiangdu, 2021
The load sharing characteristics of a planetary gear train is one of its main performance. Many researches at home and abroad have shown that the floating effect of components in a planetary gear train has an important influence on load sharing ...
SHEN Rui   +4 more
doaj  

Charting the Course: Real‐World Application of Sustainability and Innovation Principles in the Portuguese Blue Economy Firms

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The blue economy has emerged as a key sector for linking sustainability and innovation, yet existing research has largely overlooked how firms operationalize these processes in practice. This study addresses that gap by asking: How do Portuguese blue economy firms embed sustainability‐oriented innovation (SOI) into their strategies, and what ...
Jennifer Nicole Elston   +2 more
wiley   +1 more source

A new manual wheelchair propulsion system with self-locking capability on ramps [PDF]

open access: yes, 2018
A wheelchair user faces many difficulties in their everyday attempts to use ramps, especially those of some length. The present work describes the design and build of a propulsion system for manual wheelchairs for use in ascending or descending long ...
Alonso, Francisco Javier   +3 more
core   +3 more sources

Strategic Innovation for Sustainability: A Conceptual Model Linking Digitalization, Social Dynamics, and Climate Change Mitigation

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study addresses a significant research gap in the literature by systematically reviewing and synthesizing the interplay between social dynamics, environmental changes, and organizational innovation. Although prior research has explored these dimensions in isolation, the integrative framework remains lacking.
Gagan Deep Sharma   +4 more
wiley   +1 more source

The linear boom actuator designed for the Galileo spacecraft [PDF]

open access: yes, 1983
Because the linear boom actuator is to be used on a flight spacecraft, as opposed to a ground based application, there is a comprehensive set of requirements. First, of course, the actuator must be capable of positioning and holding the load.
Koch, E. F.
core   +1 more source

Automated Process Optimization in a Novel Triple Shaft Mixer with Adaptive Mixing Modes

open access: yesChemie Ingenieur Technik, EarlyView.
A novel multi‐purpose mixer with adjustable blade angle and a coaxial stirrer is developed, providing three degrees of freedom. An optimization strategy is integrated to autonomously identify optimal operating conditions through automated tests. The current draw of the main stirrer serves as the optimization criterion, while stirrer speeds, directions,
B. Schwarz, H. Kniele, J. A. Lindner
wiley   +1 more source

Kinematic analysis of complex gear mechanisms [PDF]

open access: yes, 2010
This paper presents a general kinematic analysis method for complex gear mechanisms. This approach involves the null-space of the adjacency matrix associated with the graph of the mechanism weighted by complex coecients.
Alazard, Daniel, Penaud, Julie
core  

Sustainable Business Model Innovation and Firm's Performance: A Multiple Case Study in the Agri‐Food Industry

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This research investigates how sustainability‐oriented initiatives aimed at innovating a firm's business model can lead to different economic, social and environmental performance configurations, with the objective of identifying the determinants that explain these differences. We carried out a multiple case study, selecting firms based on the
Paolo Di Toma   +3 more
wiley   +1 more source

Helicopter transmission arrangements with split-torque gear trains [PDF]

open access: yes, 1983
As an alternative to component development, the case for improved drive-train configuration is argued. In particular, the use of torque-splitting gear trains is proposed as a practicable means of improving the effectiveness of helicopter main ...
White, G.
core   +1 more source

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