The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
As one of the major problems of modern power quality, voltage sag will bring huge economic losses. From the economic point of view, assessment of voltage sags is discussed in the paper, on the basis of analyzing the main factors of voltage sag causing economic losses. According to the composition ratio and changes in voltage tolerance range of sensitive equipments, voltage tolerance curve (VTC) of...
It is difficult to find a reasonable and accepted index to evaluate the comprehensive level of power quality because of the great difference in characteristics and effects among all the individual problems. A new evaluation method is proposed which responses to what the customers care, based on the economical considerations. Example is given to show the advantages of the proposed method, including...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.