نتایج جستجو برای: system life cycle

تعداد نتایج: 3052068  

Journal: :Journal of Renewable and Sustainable Energy 2023

Climate change and land use conflicts represent two of the greatest challenges worldwide. One possible solution are agrivoltaic (APV) systems, in which agricultural production is combined with a photovoltaic (PV) system same area. However, there insufficient information on environmental impacts this technology. Therefore, goal study was to evaluate an conventional potato using life cycle assess...

Journal: :Knowledge Eng. Review 1989
Michael D. Wilson David A. Duce Dan Simpson

Developments in software engineering have led to models of the system life cycle incorporating the use of prototyping and formal methods of program verification. These are becoming supported by integrated project support environments and permit the planning and monitoring of software development projects. In contrast, Knowledge Based Systems (KBS) are developed using informal views of the syste...

Journal: :Journal of Renewable Materials 2023

The use of nanorefrigerants in Organic Rankine Cycle (ORC) units is believed to affect the cycle environment performance, but backed with very few relevant studies. For this purpose, a life assessment (LCA) has been performed for ORC system using nanorefrigerant, material and energy input, characteristic indicators comprehensive index environmental impact, total consumption payback time (BPBT) ...

1999
D. Xue S. Yadav D. H. Norrie

This article presents methods for modeling knowledge base and database for intelligent concurrent design, including mathematical formulation and system development. Four issues are addressed in this research: (1) modeling product life-cycle aspects using aspect primitives called features, (2) generating product life-cycle aspects using a knowledge-based system, (3) maintaining consistency of pr...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی صنعتی کرمان - پژوهشکده برق و کامپیوتر 1390

a phase-locked loop (pll) based frequency synthesizer is an important circuit that is used in many applications, especially in communication systems such as ethernet receivers, disk drive read/write channels, digital mobile receivers, high-speed memory interfaces, system clock recovery and wireless communication system. other than requiring good signal purity such as low phase noise and low spu...

This paper integrates competitive pricing and network design problems for the short life cycle products. The pricing problem determines selling prices of the products for different life cycle phases in a competitive market, as well as acquisition management of returned products. Besides, the selling and acquisition prices are related to the distance between distribution centers and customers. T...

A. Narimannejad A. Zendegani G. Nasiri M. R. MiriLavasani,

Reliability of a system is the probability that it will function as intended for the required period of time. The opposite of reliability is failure probability per unit time or over time, such as a life cycle. Following a review of existing reliability codes and approaches, comprehensive approaches to assess the reliability of offshore structures are described, including probabilistic analysis...

Journal: :اقتصاد و توسعه کشاورزی 0
حسین محمدی مرتضی محمدی سمیه کارگر

introduction: food industry is one of the most important industries in developing countries that has an enormous role in employment, export and value added of the agricultural sector. iran as a developing country has a comparative advantage in food product industries for several reasons such as adequate and cheap raw materials and having several companies in the field of food industries. the fo...

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