. Applied thermodynamics for engineers. centric rod N and the eccentric E, In the end view, L is theopening for the admission of steam to the steam chest K^ § is a sim-ilar opening for the exit of the steam (shown also in the plan), andFis the valve. 423. The Cycle. With the piston in the position shown, andmoving to the left, steam is passing from the steam chest through Yinto the cylinder, while another mass of steam, which has expendedits energy, is passing from the other side of the piston through theport Xand the opening Q to the atmosphere or the the piston shall have reac
. Applied thermodynamics for engineers. centric rod N and the eccentric E, In the end view, L is theopening for the admission of steam to the steam chest K^ § is a sim-ilar opening for the exit of the steam (shown also in the plan), andFis the valve. 423. The Cycle. With the piston in the position shown, andmoving to the left, steam is passing from the steam chest through Yinto the cylinder, while another mass of steam, which has expendedits energy, is passing from the other side of the piston through theport Xand the opening Q to the atmosphere or the the piston shall have reached its extreme left-hand position,the valve will have moved to the right, the port I^will have beencut off from communication with K^ and the steam on the right ofthe piston will be passing through ^Tto Q. At the same time theport X will be cut off from Q and placed in communication with K,The piston then makes a stroke to the right, while the valve movesto the left* The engine shown is thus double-acting, 298 THE STEAM ENGINE 299 VH.
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