Hydroelectric energy: renewable energy and the environment by Bikash Pandey
By Bikash Pandey
Providing crucial thought and valuable useful strategies for imposing hydroelectric tasks, this publication outlines the assets, strength iteration applied sciences, purposes, and strengths and weaknesses for hydroelectric applied sciences. Emphasizing the hyperlinks among strength and the surroundings, it serves as an invaluable heritage source and allows decision-making relating to which renewable strength expertise works top for various varieties of functions and areas. together with examples, real-world case reviews, and classes discovered, each one bankruptcy comprises workout questions, references, and abundant pictures and technical drawings from real micro hydropower plants.
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In case of a gridconnected power plant, the overall efficiency is based on where the energy meter is installed. For example, if the energy meter is installed at the transformer output end, the overall efficiency should include up to etransformer. On the other hand, if an energy meter is installed at the end of the transmission line connecting to the regional or national grid, then the efficiency of the transmission line up to the interconnection point should be included. Generally, the location of the energy meter in a gridconnected system is mutu ally agreed upon by the power plant owner and the utility buying the electricity.
This length is the ground length. 1. 1: Use of Abney Level An Abney level is used to measure the head from the proposed forebay location to the powerhouse floor level. 1. The surveyor started from the forebay area at Station No. 1 and moved downhill. The station is the location from which the observation was made from the Abney level, and the observation station is where the helper stood with the stick. Thus, after recording the readings (angle and length), the surveyor moved to the observation station, and the helper moved further downhill.
Horizontal distance calculated; Obs. : slope distance measured using tape; Stn. : station number; Vert. : vertical distance calculated; Vertical Angle: angle measured from Abney level. assigned positive values and the upward angles negative values. As can be seen from the table, when the surveyor is at Station 3 looking at Station 4, the angle is 5° upward. Therefore, a negative value has been assigned in this case. In other words, the elevation of Station 4 is higher than that of Station 3. 2.