Results 21 to 30 of about 551,729 (311)

Intelligent fault diagnosis for elevator door system based on discriminative multi-scale residual network [PDF]

Journal of Intelligent Manufacturing and Special Equipment
PurposeThis study addresses the challenge of extracting effective state features for intelligent fault diagnosis in elevator door systems, aiming to enhance model representational capability for reliable decision-making and accident prevention in real ...
Jiefeng Li, He Ren, Qiuyu Song, Liang Ye, Gongning Li   +4 more
doaj   +1 more source

Research on elevator door anomaly detection method based on multisource spatial-temporal information fusion [PDF]

Journal of Intelligent Manufacturing and Special Equipment
PurposeElevator door system failures are a leading cause of elevator malfunctions, impacting safety and operational efficiency. Existing anomaly detection methods often overlook the relative positional relationships among time-series data sequences. This
Qingyun Li, Gongning Li, Mukai Wang, Jiefeng Li, Yongqing Wang, Mingxing Jia, Dapeng Niu   +6 more
doaj   +1 more source

Interval Identification of Thermal Parameters Using Trigonometric Series Surrogate Model and Unbiased Estimation Method

Applied Sciences, 2020
Metal-foam materials have been applied in many engineering fields in virtue of its high specific strength and desirable of thermodynamic properties. However, due to the inherent uncertainty of its attribute parameters, reliable analysis results are often
Xiaoguang Wang, Weiliang He, Linggong Zhao   +2 more
doaj   +1 more source

The Aristotelian Proto-Theory of Design [PDF]

, 2014
While investigations into both theories and models has remained a major strand of engineering design research, current literature sorely lacks a reference book that provides a comprehensive and up-to-date anthology of theories and models, and their ...
Kagioglou, Mike (R20008), Koskela, Lauri, Blessing, Lucienne, Codinhoto, Richard, Mike Kagioglou, Chakrabarti, Amaresh, Ricardo Codinhoto, Tzortzopoulos, Patricia, Patricia Tzortzopoulos, Kagioglou, Michail, Codinhoto, Ricardo, Kagioglou, Mike, Lauri Koskela   +12 more
core   +1 more source

Modelling to Engineering Data: Using a New Two-Parameter Lifetime Model

Journal of Function Spaces, 2022
A novel two-parameter continuous lifespan model is developed, based on a truncated Fréchet produced family of distributions known as the truncated Fréchet inverted Lindley distribution.
Mashail M. AL Sobhi
doaj   +1 more source

Hoek-Brown Failure Criterion-Based Creep Constitutive Model and BP Neural Network Parameter Inversion for Soft Surrounding Rock Mass of Tunnels

Applied Sciences, 2021
This paper summarizes the main factors affecting the large deformation of soft rock tunnels, including the lithology combination, weathering effect, and underground water status, by reviewing the typical cases of largely-deformed soft rock tunnels.
Chao Chen, Tianbin Li, Chunchi Ma, Hang Zhang, Jieling Tang, Yin Zhang   +5 more
doaj   +1 more source

An improved lumped parameter method for building thermal modelling [PDF]

, 2014
In this work an improved method for the simplified modelling of the thermal response of building elements has been developed based on a 5-parameter second-order lumped parameter model.
Underwood, Chris
core   +1 more source

Steady Three-Dimensional MHD Mixed Convection Couple Stress Flow of Hybrid Nanofluid with Hall and Ion Slip Effect

Advances in Civil Engineering, 2022
The heat transfer ratio has some important applications in industries and the engineering sector. In this model, the authors used the hybrid nanofluid because the heat transfer ratio of hybrid nanofluid is more as compared to the base fluid; the key ...
Ali Rehman, Waris Khan, Ebenezer Bonyah, Samsul Ariffin Abdul Karim, Ahmed Alshehri, Ahmed M. Galal   +5 more
doaj   +1 more source

Quality engineering of a traction alternator by robust design

, 2010
Robust design is an engineering methodology for improving productivity during research and development so that high-quality products can be developed and produced quickly and at low cost. A large electrical company was developing traction alternators for
Acharya, U H, Gijo, E V, Antony, Jiju, Gijo, E. V., Antony, J, Acharya, U. H., Antony, J.   +6 more
core   +1 more source

Development of a Process Based Data Driven Engineering Design Knowledge Reuse System. [PDF]

, 2006
This paper will describe the development of the web enabled version of a process based engineering design knowledge reuse system. The rationale for using the design process as a central element of knowledge management will be discussed.
Baxter, D.I., Gao, James, Gao, J.X., Baxter, David, Gao, James X.   +4 more
core   +1 more source