the objectives for this study were first to understand and estimate energy consumption in each stage of production and processing of milk using regional data and second, suggesting improvement opportunities. a cradle to gate assessment of market milk was performed by separating the system into three stages: agronomy, animal farm and processing plant. data were collected from multiple sources e....

lead and zinc production is one of the main predisposing factors of excessive greenhouse gases emissions, air pollution and water consumption. in this paper, the environmental problems of lead and zinc production in calcimin plant are expressed and life cycle assessment of this plant is assessed. the data regarding the amount of induced global warming and pollution, acidification, and depletion...

employing remanufactured and refurbished products are among the new strategies that companies used to raise their profits as well as protects environment. although used product equipment gives an opportunity to purchase latest technology, customers are doubtful about quality and reliability of these products. because of limitation that developing countries faces in buying new products, some cou...

background cutaneous leishmaniasis (cl) with diverse clinical manifestations is prevalent and remains a major public health problem in iran, while its incidence has been doubled over the last decade. this study was performed for the first time in larestan, fars province, located in southern part of iran to determine infectious patterns in the reservoir hosts and sand fly vectors using parasitol...

agriculture (mechanization), food industry and environment are the concepts that cannot be surveyed separately (because of their interaction). present research aimed to study tomato paste production by applying life cycle assessment. two functional unit of kg co2-eq/ kg tomato and kg co2-eq / kg paste was used. data were collected from one paste factory in alborz province and open-field tomato ...

Due to the development of science and technology, the computer has become a useful tool for supporting engineering activities in product design. Many computer aided tools such as CAD/CAM, product data management (PDM), product life cycle assessment (PLA), etc., have been popularly used in industry for reducing product development lead-time and increasing total product quality. However, the nume...

Developed an integrated intellectual computerized system of ecological-economic monitoring, modeling, and managing the life cycle of the products of technogenic enterprises of transport engineering, which is presented in the form of a 3-equation structure, functioning in conditions of instability. The proposed paradigm system life cycle management applicable to any other control system of large...