La roue système Sagebien - Trilbardou, France
Posted by: Groundspeak Premium Member RakeInTheCache
N 48° 56.917 E 002° 47.851
31U E 485174 N 5421763
[FR] La roue Sagebien mise en œuvre, de 11 mètres de diamètre et 6 mètres de largeur, est la plus importante jamais construite. [EN] The Sagebien wheel, 11 meters in diameter and 6 meters wide, is the largest ever constructed.
Waymark Code: WMRQB6
Location: Île-de-France, France
Date Posted: 07/23/2016
Published By:Groundspeak Premium Member lumbricus
Views: 3

[FR] Entre 1867 et 1869 Alphonse Sagebien réalise, pour la somme de 135 000 Francs de l’époque le « moteur hydraulique et pompes système Sagebien ».

La roue comprend 70 aubes en sapin de Lorraine, soit 28 m3 de bois, ainsi qu'un arbre métallique en fer forgé de 17 t, long de 11,50 m. reposant sur trois paliers suiffés et tournant à 1,5 tours par minute.

Sur l'axe de l'arbre moteur se trouve un pignon de 100 dents, engrenant deux roues plus petites tournant, elles, à 5 tours par minute et qui entrainent par l'intermédiaire de quatre bielles quatre pompes foulantes/refoulantes conçues également par Sagebien.

La puissance de ce moteur hydraulique n'est que de 150 CV, ce qui semble faible aujourd'hui, mais suffit pour animer les quatre pompes, capables de déverser ensemble dans le canal, situé 15 m plus haut que la Marne, environ 320 litres par seconde dans de bonnes conditions de chute.

[EN] Between 1867 and 1869, for the sum of 135,000 francs, Alphonse Sagebien built the "Sagebien system hydraulic motor and pumps".

The wheel is made of 70 blades cut from 28 meters cubed of Lorraine fir as well as a cast iron shaft weighing 17 tons and 11.5 meters long resting on three greased bearings and turning 1.5 times a minute.

A 100 toothed cog is inserted on the motor axle shaft which turns two smaller wheels at a rate of 5 times a minute and which, through the action of four piston rods, drives four pressure pumps designed by the Sagebien company.

The 150 horse power hydraulic motor doesn't seem very powerful today, but was sufficient to run the four pumps, which together, under optimal conditions, were able to pump 320 liters per second into the canal situated 15 meters above the level of the Marne.
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