نتایج جستجو برای: transmission conditions

تعداد نتایج: 1074672  

Journal: :international journal of smart electrical engineering 2015
iman ehsani alireza soofiabadi

this paper proposes an optimal transmission expansion planning (tep) which is based on determining share of each line in merchandizing surplus (ms) of system, determining by independent system operator (iso). the more share of a line in ms of system denotes the priority of a line for expansion. the procedure of determining ms of each line in a power system is based on determining the ms share o...

Journal: :iranian red crescent medical journal 0
khodadad sheikhzadeh modeling in health research center, institute for futures studies in health, kerman university of medical sciences, kerman, iran ali akbar haghdoost modeling in health research center, institute for futures studies in health, kerman university of medical sciences, kerman, iran; kerman university of medical sciences, medical university campus, haft-bagh highway, kerman, iran. tel: +98-3431325820, fax: +98-3431325822 abbas bahrampour modeling in health research center, institute for futures studies in health, kerman university of medical sciences, kerman, iran; department of biostatistics and epidemiology, faculty of health, kerman university of medical sciences, kerman, iran ahmad raeisi department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran farzaneh zolala modeling in health research center, institute for futures studies in health, kerman university of medical sciences, kerman, iran farshad farzadfar non-communicable diseases research center, endocrinology and metabolism population sciences institute, tehran university of medical sciences, tehran, iran

background over the past years, the malaria elimination program has considerably decreased the malaria indigenous cases and confined their incidence to the southeastern areas of iran encompassing 28 less developed counties with favorable transmission conditions. objectives the aim of the study was to investigate the effects of climatic and socioeconomic indicators on malaria transmission and to...

Journal: :Revista de saude publica 2000
H M Yang M U Ferreira

OBJECTIVE To show how a mathematical model can be used to describe and to understand the malaria transmission. METHODS The effects on malaria transmission due to the impact of the global temperature changes and prevailing social and economic conditions in a community were assessed based on a previously presented compartmental model, which describes the overall transmission of malaria. RESUL...

Introduction: Water can be a carrier environment for pathogens or provide the conditions for the spread of a disease or various infectious cases. Covid-19 outbreak was declared a pandemic by the World Health Organization on 12 March 2020. The main routes of transmission of the virus are through drapelet and individual transmission, although recent research confirms the presence of viral RNA in ...

2014
NAGAT M. K. ABDEL-GAWAD ADEL Z. EL DEIN MOHAMED MAGDY

Ground level magnetic field from overhead transmission lines (OHTLs) is of increasingly important considerations in several research areas due to their harmful effect on human health and environment. This paper computes the ground level magnetic field, under normal and abnormal conditions of Egyptian 500-kV single circuit transmission line, in three dimension (3-D) coordinates by using 3-D inte...

2014
Li Cunbin

With the expansion of the power grid, transmission lines across forests are increasing. Once forest fire occurs, it could threaten the transmission lines around or even cause them trip out. Therefore, studying the spread of forest fire is important. This paper presents a method based on Rothermel model and Huygens principle to analyze forest fire spread trend surrounding transmission line. Firs...

Journal: :علوم قرآن و حدیث 0

there is no doubt that the way to gain access to religious rulings and doctrines is the sunna of the prophet and the imams, as only second to the holy qur’ān, which is reported in thousands of traditions in various tradition books. in the meantime, every theologian and ḥadīth researcher has to leave behind two stages for a proper understanding of traditions: in the first stage, he is to conside...

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