نتایج جستجو برای: climate control

تعداد نتایج: 1489325  

Journal: :تحقیقات علوم رفتاری 0
عبدالزهرا نعامی نسرین ارشدی محمدرضا غفوری ورنوسفادرانی a noami n arshadi mr ghafouri varnoosfaderani

aim and background: psychological climate perceptions have received considerable attention in the organizational literature and have been used to predict a variety of important individual and organizational outcomes such as job satisfaction, burnout, job involvement, organizational citizenship behavior, psychological empowerment, job control and job performance. the aim of this study was to inv...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم انسانی 1390

به منظور شناسایی تغییر اقلیم در ایران، الگوهای فشار سطوح بالای جوی مطالعه شد. ابتدا با استفاده از داده های ارتفاعی روزانه سه سطح عمده جوی 500، 700 و 850 هکتوپاسکال در دوره 1948-2010 برای محدوده 10 تا 70 درجه شمالی و 10 تا 80 درجه شرقی، مراکز فعالیت شناسایی شدند. روش تحلیل مولفه های اصلی برای تعیین مراکز فعالیت استفاده شد. نتایج نشان داد 7 مولفه عمده با یکدیگر نزدیک به 90 درصد واریانس را توجیه م...

Journal: :Applied ergonomics 2008
Chuansi Gao Ingvar Holmér John Abeysekera

Slips and falls and associated outdoor injuries are prevalent in cold climates. The objectives of this field investigation were to describe the consequences of slips and falls on ice and snow and the associated injuries, to assess the risks of various icy and snowy surfaces, to identify design needs of footwear, and to ascertain preventive measure preferences of outdoor workers. The organizatio...

Journal: :desert 2008
f. taghavia h. mohammadi

climate is the most important factor which control desertification .in order to detect climate changes in desert zones, time trend analysis is applied to extreme indices in kashan station using extreme climate index software (ecis). results show significant trends in extreme indices during the past decade 1995-2004 and the pronounced warming is associated with a negative trend in cold extremes....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

2011
Jan Corfixen Sørensen Bo Nørregaard Jørgensen Mark Klein Yves Demazeau

The slow adoption pace of new control strategies for sustainable greenhouse climate control by industrial growers, is mainly due to the complexity of identifying and resolving potentially conflicting climate control requirements. In this paper, we present a multi-agent-based climate control system that allows new control strategies to be adopted without any need to identify or resolve conflicts...

Journal: :CoRR 2008
Liang Wang

Wang Liang (Department of Control Science and Control Engineering, Huazhong University of Science and Technology, WuHan, 430074, P.R.China, E-mail: [email protected]) [Abstract] Climate modification measures to counteract global warming receive some more new attentions in these years. Most current researches only discuss the impact of these measures to climate, but how to design such a clima...

Journal: :IEEE Transactions on Control Systems Technology 2014

Journal: :IFAC Proceedings Volumes 2012

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