نتایج جستجو برای: ssiim program

تعداد نتایج: 460433  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مهندسی عمران 1390

آبشستگی تکیه گاه پایه پل به علت انقباض مقطع جریان و افزایش موضعی سرعت جریان در اطراف تکیه گاه پل و شکلگیری گردابه های جریان رخ میدهد. با توجه به اینکه مقطع عرضی رودخانه ها عموماً مرکب می باشند و تکیه گاه پلها ممکن است در قسمت سیلاب دشت واقع شود، بنابراین اندرکنش جریان اصلی با جریان در سیلاب دشت در حضور تکیه گاه پل الگوی پیچیده ای ایجاد می کند. بنابراین شبیه سازی عددی الگوی جریان و رسوب می تواند ...

ژورنال: آبخیزداری ایران 2017

در این مقاله به بررسی تغییرات الگوی جریان و آبشستگی پیرامون آبشکن‌های سری سرسپری مستقر در قوس 90 درجه ملایم پرداخته شده است. شبیه‌سازی الگوی جریان و آبشستگی با هفت مدل‌سازی مجزا در کانال با وجود یک آبشکن و همچنین با وجود آبشکن‌هایی به فاصله‌های 5/2، 5/3 و 5 برابر طول آبشکن از هم در حالت های غیرمستغرق و مستغرق (با 25 درصد استغراق) با استفاده از مدل عددی انجام شده است. مقایسه نتایج عددی و آزمایشگ...

ژورنال: آب و فاضلاب 2017

حوضچه‌های پیش ته‌نشینی از اجزاء مهم و اصلی در فرایند تصفیه آب به شیوه متعارف به‌شمار می‌روند. به دلیل هزینه بسیار زیاد ساخت این حوضچه‌ها که در حدود 30 درصد کل هزینه تصفیه‌خانه‌های آب را به خود اختصاص می‌دهد، مدل‌سازی و عملکرد بهینه حوضچه‌های ترسیب بسیار حائز اهمیت است. در حوضچه‌های ته‌نشینی و رسوب‌گذار به دلیل وجود گرادیان‌های سرعت متفاوت، نواحی مختلفی از جریان از جمله جریانات چرخشی به‌...

Journal: :iranian journal of nursing and midwifery research 0
shayesteh salehi fariba taleghani parastoo afghari mohammad hassan moghadasi

background: continuous evaluation is required in order to ensure the university system’s efficiency. one of the important aspects of evaluating the educational system’s effectiveness is judging the system’s ability in meeting environmental needs. the present research’s goal has been to investigate nursing education’s efficiency through investigating the graduate’s condition and their views on e...

Journal: :iranian rehabilitation journal 0
taghi hadizad department of psychology and education of exceptional children, university of social welfare and rehabilitation sciences, tehran, iran. firoozeh sajedi neurorehabilitation research center, university of social welfare and rehabilitation sciences, , koodakyar ave., daneshjoo blvd., evin, tehran, iran. guita movalleli department of psychology and education of exceptional children, university of social welfare and rehabilitation sciences, tehran, iran. pourya reza soltani department of epidemiology & biostatistics, school of public health, tehran university of medical sciences, tehran, iran.

objectives: to investigate the effectiveness of resiliency training in improving the mother-child relationship between mothers and their children with mental retardation.  methods: this study employed an experimental design (pre-test, post-test) with the control group. the statistical population consisted of 52 mothers and their educable and mentally retarded children (3-12 years old) who were ...

Journal: :acta medica iranica 0
anahita sadeghi department of internal medicine, school of medicine, tehran university of medical sciences, tehran, iran. hamidreza aghaei meybodi endocrinology and metabolism research institute, shariati hospital, tehran university of medical sciences, tehran, iran. behrouz navabakhsh department of internal medicine, school of medicine, tehran university of medical sciences, tehran, iran. ahmadreza soroush department of surgery, school of medicine, tehran university of medical sciences, tehran, iran. masoud mohammad malekzadeh digestive diseases research institute, shariati hospital, tehran university of medical sciences, tehran, iran. zhamak khorgami department of surgery, school of medicine, tehran university of medical sciences, tehran, iran.

quality of clinical education for medical students has always been a concern in academic medicine. this concern has increased in today’s time-squeeze while faculty members have to fulfill their complementary roles as a teacher, researcher, and practitioner. one of the strategies for program evaluation is obtaining trainees’ feedbacks since they are the main customers of educational programs; ho...

Journal: :iranian red crescent medical journal 0
ehsan teymourzadeh health management research center, baqiyatallah university of medical sciences, tehran, ir iran; department of health management and economics, school of public health, tehran university of medical sciences, tehran, ir iran mozhdeh ramezani department of community medicine, school of medicine, iran university of medical sciences, tehran, ir iran mohammad arab department of health management and economics, school of public health, tehran university of medical sciences, tehran, ir iran abbas rahimi foroushani department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, ir iran ali akbari sari department of health management and economics, school of public health, tehran university of medical sciences, tehran, ir iran; department of health management and economics, school of public health, tehran university of medical sciences, tehran, ir iran. tel: +98-2188989128, fax: +98-2188989129

conclusions the dimensions and variables affecting the surveyors’ management were identified and classified on the basis of existing scientific methods in the form of a conceptual framework. using the results of this study, it would certainly be possible to take a great step toward enhancing the reliability of surveys and the quality and safety of services, while effectively managing accreditat...

Journal: :evidence based care 0
ّfaezeh salayani ma in family counseling, school of education and psychology, ferdowsi university of mashhad, mashhad, iran mohammad asghari ebrahimabad assistant professor of psychology, department of psychology, school of education and psychology, ferdowsi university of mashhad, mashhad, iran ali mashhadi assistant professor of psychology, department of psychology, school of education and psychology, ferdowsi university of mashhad, mashhad, iran reza attarzadeh hoseini professor of exercise physiology, department of physical education and sport sciences, school of physical education and sport sciences, ferdowsi university of mashhad, mashhad, iran reihaneh ahmadzadeh ghavidel assistant professor of nutrition, department of food science and technology, quchan branch, islamic azad university, quchan, iran hosein mashhadi nejad professor of neurosurgery, department of neurosurgery, mashhad university of medical sciences, ghaem hospital, mashhad, iran

background: chronic musculoskeletal pain is a worldwide health problem. anxiety and depression are common among patients suffering from chronic pain. self-management strategies are used to help patients manage the emotional distress associated with pain. aim: to evaluate the effects of cognitive pain self-management program (cpsmp) on depression, anxiety, and stress in women with chronic pain. ...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2011
sayed amir hossein zamzamian hassan pahlavanzadeh

this paper describes the theoretical and experimental investigations of the key components and also the performance analysis of a rotary wheel for using as a solid desiccant dehumidifier and also indirect evaporator cooling system. solid desiccants have long been used in dehumidification and cooling systems for energy efficiency or reduce electricity. although many mathematical models on the ro...

Journal: :ecopersia 0
majid hosseini associate professor, department of watershed management, soil conservation and watershed management institute, tehran, iran mohammad ghafouri associate professor, department of hydrology and water resources, soil conservation and watershed management institute, tehran, iran mahmoudreza tabatabaei assistant professor, department of watershed management, soil conservation and watershed management institute, tehran, iran nadergholi ebrahimi assistant professor, department of watershed management, soil conservation and watershed management institute, tehran, iran arash zare garizi ph.d. student, department of watershed management, gorgan university of agricultural sciences and natural resources, gorgan, iran

the performance of the swat2012 model for estimation of hydrological budget in gharasou watershed, west of iran, during 1995 to 2005 was assessed. digital elevation model, hydro-climatological data, soil and land use maps with their properties relevant to the watershed were considered to fulfill the model. a branch program in swat-cup software (sufi2) program implemented to simulate and validat...

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