نتایج جستجو برای: active distribution network adn
تعداد نتایج: 1629273 فیلتر نتایج به سال:
Power grids monitoring, operation, control, and commercialisation are transforming gradually due to technological advancements, new frontiers of distinct applications emerging in this field. Global emphasis on increasing the dependence renewable sources generation introduction electric vehicles as means transformation can potentially affect traditional notion grid analysis, control. The prevale...
power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...
Growth of wind distributed generation (DG) in the active distribution grids can impact on the operation and planning aspects of network. Therefore, this paper presents a probabilistic load flow problem to evaluate the impacts of wind unit uncertainties on the distribution systems. Proposed method is based on the cumulants technique that is a straightforward approach. This analytical method can ...
To realize the self-healing concept of smart grids, an accurate and reliable fault locator is a prerequisite. This paper presents a new fault location method for active power distribution networks which is based on measured voltage sag and use of whale optimization algorithm (WOA). The fault induced voltage sag depends on the fault location and resistance. Therefore, the fault location can be f...
The streptozyme test was compared with the antistreptolysin O (ASO), antideoxyribonuclease B (ADN-B), and antihyaluronidase (AH) tests. One hundred and twenty-seven human serum specimens were tested by each of the four tests. The streptozyme test detected more specimens with elevated titers than any single test; however, it was not as effective as the combination of the ASO and ADN-B tests. The...
This paper presents the concept of the generalized power source in an active distribution network. After the energy storage system (ESS), distributed generators (DG), and demand-side controllable load are connected to the active distribution network, part of the system load can be undertaken by these ESS, DG, and controllable load instead of relying on the capacity of the substation, which grea...
Active Networking is an innovative technology which can open the network and make it more flexible. But, introducing active code within the network increases the network vulnerability from security point of view. The security is always considered as a separated component or an upper layer of the active network architecture. In this paper, we develop a global security architecture for a safe cod...
the enzyme rhodanese (thiosulfate: cyanide sulfurtransferase) is a ubiquitous enzyme and its activity ispresent in all living organisms. many functions including cyanide detoxification, formation of iron-sulfurcenters and participation in energy metabolism have been attributed to this enzyme. the enzyme catalyzesthe transfer of a sulfur atom from sulfane containing compounds (such as thiosulfat...
Roughly 40% of the nearly 3 million registered nurses (RNs) in the United States have an associate's degree (ADN) as their highest level of nursing education. Yet even before the recent Institute of Medicine report on The Future of Nursing, employers of RNs have increasingly preferred baccalaureate-prepared RNs (BSNs), at least anecdotally. Data from the American Community Survey (2003-2013) we...
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