Results 51 to 60 of about 4,779 (297)

An investigation on the diagnostics and prognostic capabilities of acoustic emission (AE) on a spur gearbox [PDF]

open access: yes, 2005
The aim of this research project is to explore a new technique, Acoustic Emission (AE), on both the diagnostic and prognostic capabilities in monitoring gear teeth degradation (pitting), and compare with the more widely used techniques such as ...
Tan, Chee Keong
core  

Construction of 12 DOFs spur gear coupling dynamic model [PDF]

open access: yes, 2019
A 12-degree-of-freedom (DOF) spur gear dynamic model is constructed, which is coupled by the mesh gear pair and the gearbox. The construction method of spur gear coupling dynamic model, based on lumped mass method, is better than finite element method ...
Huanchao Lv   +11 more
core   +1 more source

Eco‐Innovation Among Environmental Small and Medium Enterprises: A Complexity Theory View on a Regional Paradox

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Environmental entrepreneurship and eco‐innovation, although cornerstones in the transition to a sustainable world, form a research nexus that remains largely understudied. We draw on the theory of complexity and the notion of cultural, temporal, and relational complexities to explain the process of eco‐innovation among environmental small ...
Georgios Outsios, Stefan Chichevaliev
wiley   +1 more source

Mesh stiffness modelling and dynamic response analysis of spur gear pair with assembly error and tooth surface friction

open access: yesJixie chuandong
ObjectiveTo explore the meshing and dynamic evolution of spur gear pairs under the combined influence of assembly errors and tooth surface friction, a method integrating geometric analysis of spur gear pairs with energy method was employed. The impact of
NIE Li, XU Zhiliang, XU Huachao
doaj   +2 more sources

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

RESEARCH OF DEFECTS IN SPUR GEAR

open access: yesMokslas - Lietuvos ateitis, 2010
This study presents a review of gear diagnostic methods. Also presented nonlinear dynamic model of spur gear. We modeled backlash, bearing flexibility and variable teeth stiffness.
openaire   +2 more sources

Environment Friendly Sustainable End‐Of‐Life Solutions for Plastic Components in Indian Automotive Industries

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Growing concerns about the environmental and social consequences of plastics around the world, manufacturing industries are associated with business are focusing on sustainable end‐of‐life options‐based solutions which aim at increasing the product life cycle.
Sivakumar Kirupanandan   +3 more
wiley   +1 more source

减振孔穴直齿轮的参数设计及试验研究

open access: yesJixie chuandong, 2011
Drilling on gears could reduce the vibration effectively.The finite element models of a pair of spur gears are studied for stress calculation.The stress data is fitted with quadratic polynomial by response surface method and least squares method.The ...
刘琳辉   +3 more
doaj  

Seismic analysis and design of tunnels within fault ground: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
The research methods of seismic response of tunnels within fault ground, including field investigations, analytical solutions, physical experiments, and numerical simulations, and seismic countermeasures are discussed. The present study examines the shortcomings and limitations of the current research and design, and puts forward proposals for future ...
Xingda Wang   +6 more
wiley   +1 more source

Parametric geometric modeling of a spur gear using SolidWorks [PDF]

open access: yes, 2017
This study shows how the global equations tool and general calculation formulas in the SolidWorks application can be used to update a model just by modifying the spur gear number of teeth to reproduce a new gear with equivalent mechanical characteristics
Gonzalez Rey, Gonzalo   +1 more
core   +2 more sources

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