نتایج جستجو برای: aluminum foundries
تعداد نتایج: 51611 فیلتر نتایج به سال:
Mg Cored wire method is a type of spheroidization treatment method. It has been introduced by many foundries from the viewpoints improving environment safety factory workers, automation and productivity. However, prediction residual content depends on experience because various factors complexly affect each other effects factor yield rate have not clarified theoretically.
An important aim of automation is to increase productivity and to decrease costs. In the past automation was mainly focused on steering and controlling motions and operation sequences. In many cases the sensory capabilities of automated production systems are underdeveloped and quality inspection is still carried out manually and visually. By using automated visual inspection systems and digita...
A lot sizing and scheduling problem prevalent in small market-driven foundries is studied. There are two related decision levels: (1) the furnace scheduling of metal alloy production, and (2) moulding machine planning which specifies the type and size of production lots.Amixed integer programming (MIP) formulation of the problem is proposed, but is impractical to solve in reasonable computing t...
The paper describes a complete framework that uses a multi-agent approach for production scheduling in a foundry. Different types of autonomous agents have been designed, each playing a different role in the supply chain management of the fodundry, along with their responsibility and behavior in the system. In order to generate a proper and reliable schedule the agents negotiate with each other...
The mechanism behind the adjuvant effect of aluminum salts is poorly understood notwithstanding that aluminum salts have been used for decades in clinical vaccines. In an aqueous environment and at a nearly neutral pH, the aluminum salts form particulate aggregates, and one plausible explanation of the lack of information regarding the mechanisms could be the absence of an efficient method of t...
The working conditions at the workplaces of foundry workers when performing work on charge sites, production factors determining them are considered. results studies parameters considered professions in comparison with standard values presented. It is established that a comprehensive assessment sections foundries, it necessary to take into account duration stay equipment, equipment and hand too...
Interactions between fluorine (as F) and aluminum (as Al) have recently attracted much attention following reports of their possible involvement in Alzheimer’s disease (AD). An inverse correlation has been demonstrated between the incidence and severity of AD and the level of fluorine in drinking water.1-4 Aluminum has long since been implicated in the etiopathology of AD, and neurotoxicity stu...
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