Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval: With Technical Terms in French, German, Italian, and Spanish (Classic Reprint) - Tapa blanda

Byrne, Oliver

 
9781334175404: Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval: With Technical Terms in French, German, Italian, and Spanish (Classic Reprint)

Sinopsis

Excerpt from Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval: With Technical Terms in French, German, Italian, and Spanish

Distributor. Turbines may be erected upon either vertical or horizontal shafts. There are two classes of.

About the Publisher

Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com

This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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Reseña del editor

Excerpt from Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval: With Technical Terms in French, German, Italian, and Spanish

Distributor. Turbines may be erected upon either vertical or horizontal shafts. There are two classes of.

About the Publisher

Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com

This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Reseña del editor

Excerpt from Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval: With Technical Terms in French, German, Italian, and Spanish

Among this class of turbines we must mention those of the Messrs. Williamson, of Kendal, in which the water is let into the wheel from without. Theoretically this arrangement possesses no advantage; it renders the construction of the turbine more complicated, and oug t to be rejected. As well as Fourneyron's turbine itself, because it requires a volume of water and a velocity of rotation absolutely constant, conditions that can rarely be satisfied in ractice.

When the fall is high, the turbine cannot in general be erected in water-cham constructed of stone and wood, because the expense would be too great. In such a case the turbine is erected in a cast-iron tank fed by a conduit pipe from the n per mill-race. The height of the water in the up r race above the orifices of the revolving whee must be suflicient to revent the formation of ho lows over these orifices; l mare may be considered as a minimum. T is moreover necessary, for the free discharge of the water, to give a sufficient depth to the lower race beneath the wheel, to keep the mean velocity of the water there below or thereabout. These conditions cannot always be satisfied with a turbine and an open water-chamber if the fall is rather a great one, the construction of the lower race in these cases being very expensive. This labour is considerably lessened by means of a very simple contrivance, invented and often applied by M. Girard, a French engineer.

About the Publisher

Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com

This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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