Results 61 to 70 of about 5,833 (302)

A review on lot streaming problems with transportation activities

open access: yes, 2007
Lot streaming is the process that splits the productionlot into sublots and streams these sublots among the machines with regard to some performance criteria. A performance criterion can be time-based (e.g., makespan) or cost-based (e.g., total cost), while some studies consider both of them together.
EDİS, Rahime Sancar   +2 more
openaire   +3 more sources

Improving FMS scheduling by lot streaming

open access: yesPeriodica Polytechnica Mechanical Engineering, 2007
The global minimum of completion time for manufacturing systems is determined by the processing capacities of the bottleneck machine-group. How to go close to this minimum for given production tasks is analysed in the paper. Lot streaming can significantly improve the schedules.
János Somló, Ezedeen Kodeekha
openaire   +2 more sources

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Research on the construction and simulation of PO-Dijkstra algorithm model in parallel network of multicore platform

open access: yesEURASIP Journal on Wireless Communications and Networking, 2020
The development of multicore hardware has provided many new development opportunities for many application software algorithms. Especially, the algorithm with large calculation volume has gained a lot of room for improvement.
Bo Zhang, De Ji Hu
doaj   +1 more source

An Effective Hybrid Genetic Algorithm and Variable Neighborhood Search for Integrated Process Planning and Scheduling in a Packaging Machine Workshop [PDF]

open access: yes, 2018
Process planning and scheduling are modeled sequentially in the traditional manufacturing system. However, because of their complementarity, the increasing need to integrate them has emerged to enhance the manufacturing productivity significantly ...
Chao, Kuo-Ming   +4 more
core   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Multi-Objective Migrating Birds Optimization Algorithm for Stochastic Lot-Streaming Flow Shop Scheduling With Blocking

open access: yesIEEE Access, 2019
Blocking lot-streaming flow shop scheduling problem with the stochastic processing time has a wide range of applications in various industrial systems. However, this problem has not yet been well studied.
Yuyan Han   +3 more
doaj   +1 more source

Robust production planning and control for multi-stage systems with flexible final assembly lines [PDF]

open access: yes, 2016
Production planning of final assembly systems is a challenging task, as the often fluctuating order volumes require flexible solutions. Besides, the calculated plans need to be robust against the process-level disturbances and stochastic nature of some ...
Gyulai, Dávid   +2 more
core   +1 more source

Encyclopedia of 2D β′‐In2Se3 Growth Using Chemical Vapor Deposition: The Effects of Synthesis Parameters Onto Material Quality

open access: yesAdvanced Engineering Materials, EarlyView.
A distinct semi‐confined inner‐tube chemical vapor deposition geometry enables reproducible, large‐area growth of phase‐pure 2D β′‐In2Se3 from InI + Se precursors. Engineering local vapor transport and optimizing precursor delivery and temperature–time conditions yield uniform continuous films.
Dasun P. W. Guruge   +8 more
wiley   +1 more source

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