نتایج جستجو برای: quality damage index

تعداد نتایج: 1319170  

2017
N. Mostaghim M. R. Haghifam M. Simab

Improving performance of electrical distribution companies, as the natural monopoly entities in electric industry, has always been one of the main concerns of the regulators. In this paper, a new incentive regulatory scheme is proposed to improve the performances of electrical distribution companies. The proposed scheme utilizes several efficiency assessments and a 3-dimentional reward-penalty ...

Ahmad Reza Yari, Ali Dehnavi, Ali Reza Asgari, Emad Dehghanifard, Gagik Badalians Gholikandi, Mehdi Baneshi, Mohammad Khazaei,

Aims of the Study: The physical, chemical and biological characteristics of Karaj River (near the city of Tehran, Iran), has been studied to evaluate the suitability of its water for domestic uses. Materials & Methods: Samples of water were collected from various localities before, in and after Karaj Dam Lake and were analyzed based on needs for Water Q...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

Seismic record of an earthquake contains important and significant data about characteristics of a ground motion. In this study, interdependencies between important seismic parameters and three overall structural damage indices including the Bracci index, the modified flexural damage ratio (MFDR) index and the drift index were determined for several records of earthquakes occurred in the Iran. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

even though, to date, a lot of studies have been conducted on the subject of politeness theory, there are very few studies regarding the applicability of this theory to translation between english and persian which shows the reason behind conducting the present study. this study was carried out with the aim of highlighting whether there is any difference between english and persian methods of u...

Journal: :jundishapur journal of health sciences 0
ghodratola khoramabadi shams department of environmental health, school of health, lorestan university of medical sciences, khorramabad, ir iran abdolrahim yusefzadeh young researchers and elite club, sardasht branch, islamic azad university, sardasht, ir iran; young researchers and elite club, sardasht branch islamic azad university, sardasht, ir iran. tel: +98-9143425434, fax: +98-4444375585 hatam godini department of environmental health, school of health, lorestan university of medical sciences, khorramabad, ir iran edris hoseinzadeh department of environmental health, faculty of medicine, tarbiat modares university (tmu), tehran, ir iran mohammad khoshgoftar vice-chancellery of health, shahroud university of medical sciences, shahroud, ir iran

conclusions according to the average of wqi index, quality of water was good in station number one, medium in station number two, and bad in the rest of stations. according to the wilcox index, qualities of water in third station were medium and in the rest were good. results by using wqi, the best water quality was reported in station number one with the scalar quantity of 71.11 (water with be...

Journal: :journal of rehabilitation in civil engineering 2013
b. badrkhani ajaei m. ghassemieh

analytical detection of cracking in connections of steel moment resisting frames using simple damage indices is important since these cracks are not visible unless the connections are uncovered. in this paper, applicability of three cumulative damage indices for detection of cracking in a cover plate welded moment connection is investigated. the damage indices considered in this study are based...

Journal: :ecopersia 2014
majid ajorlo ramdzani abdullah

water quality is a serious issue in tropical grasslands that must be addressed to ensure the continuity and sustainability of water resources. this study aimed to assess the stream water quality of tropical grassland under long-term moderate (2.7 animal unit ha-1 y-1 for 34 years) and short-term heavy (5 animal unit ha-1 y-1 for 2 years) grazing systems at catchment and farm scales in kuala lum...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید