Appropriate operation of protection system is one of the effective factors to have a desirable reliability in power systems, which vitally needs routine test of protection system. Precise determination of optimum routine test time interval (ORTTI) plays a vital role in predicting the maintenance costs of protection system. In the most previous studies, ORTTI has been determined while remote bac...

Marine structures are one of the most important and susceptible facilities in Iran due to corrosion. The two methods of Cathodic Protection, namely, the cathodic protection with sacrificial anodes and cathodic protection using impressed current, are widely used for corrosion protection. According to the former, sacrificial anodes are installed at several points in the structure. Position of the...

Marine structures are one of the most important and susceptible facilities in Iran due to corrosion. The two methods of Cathodic Protection, namely, the cathodic protection with sacrificial anodes and cathodic protection using impressed current, are widely used for corrosion protection. According to the former, sacrificial anodes are installed at several points in the structure. Position of the...

In this study, to investigate the effects of runoff harvesting on soil properties in the semiarid forest, runoff harvesting through semi-circular bund was considered as a method to conserve soil and thereby combat tree mortality. In order to evaluate this hypothesis, runoff was harvested through the semi-circular bund affecting soil quality and moisture storage. The selected forest site is loca...

despite the title of intellectual property law, this legal system differs from the classic property law in several aspects, inter alia, the time of protection, the standards for protection, the scope of protection and the enforcement of intellectual property rights. these limitations and differences are largely because of the economic considerations regarding different kinds of positive efficie...

abstract protection policies in the agricultural sector is an inevitable necessity, its accomplish effects individuals welfare and economic sectors. protection policies account for a major economic strategy in agricultural sectors of developing and developed countries. applying ardl, the study investigates effects of protection policy in agricultural sector on total factor productivity of this ...