نتایج جستجو برای: demand chain

تعداد نتایج: 435567  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده مهندسی 1393

در دیدگاه مرسوم و گذشته، مدیران زنجیره تأمین به دنبال تحویل سریع¬تر کالا و خدمات، کاهش هزینه و افزایش کیفیت بودند اما بهبود عملکرد زیست محیطی زنجیره تأمین و اهمیت هزینه¬های اجتماعی و تخریب محیط زیست لحاظ نمی¬گردید. با فشار مقررات دولتی برای اخذ استانداردهای زیست محیطی از یک طرف و رشد فزاینده تقاضای مشتریان برای عرضه محصولات سبز (بدون اثر مخرب بر محیط زیست) مفهوم زنجیره تأمین سبز و مدیریت آن را ...

Journal: :ژورنال بین المللی پژوهش عملیاتی 0
i. rahimi m. t. askari s. h. tang l. s. lee s. azfanizam binti ahmad

it is necessary to consider the impact of demand uncertainty to model the comprehensive approach for supply chain network design. this paper presents four echelons, multiple commodity, and strategic–tactical model for designing supply chain network. uncertain demand, transportation mode selection with lead time configuration has been considered. a numerical example has been implemented to verif...

Journal: :journal of quality engineering and production optimization 2015
nima hamta mohammad fattahi mohsen akbarpour shirazi behrooz karimi

in today’s competitive business environment, the design and management of supply chainnetwork is one of the most important challenges that managers encounter. the supply chain network shouldbe designed for satisfying of customer demands as well as minizing the total system costs. this paper presentsa multi-period multi-stage supply chain network design problem under demand uncertainty. the prob...

Journal: :iranian journal of pharmaceutical sciences 0
mehdi mohammadzadeh department of pharmacoeconomics and pharmacy management, faculty of pharmacy, shahid beheshti university of medical sciences, tehran, iran

pharmacy as the last unit in the pharmaceutical supply chain is responsible for supplying and dispensing medicines to the patients and giving required advices to them, based on their needs and physician’s prescriptions according to standard protocols of the country. beside this responsibility, which is primarily on drugstores, this unit is regarded as a small business unit and should have econo...

Journal: :IOP Conference Series: Materials Science and Engineering 2020

Journal: :Studies in computational intelligence 2023

Nowadays, the healthcare sector is rapidly changing. Hospitals are facing limited budgets and high costs. The logistics activities of hospitals in France (stock management, delivery, etc.) represent one highest cost components. costs can be reduced through an optimized inventory management system. optimization strongly dependent on accuracy demand prediction medicines. Many factors influence th...

Journal: :Mathematical Problems in Engineering 2022

With the country’s policy support and rapid development of Internet technology, domestic consumption level has been escalating structure changed. The traditional retail industry cannot integrate all relevant data due to security privacy protection concerns so that it is unable adjust sales strategies in an accurate timely manner. New sounded clarion call for revolution. supply chain demand fore...

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