Excerpt from A Commercial Test of 350 H. P. Stirling Boiler: A ThesisA.b01ler of this type has many advantages over other watertube boilers. As all of the tubes enter directly into the steam drums, disengagement takes place at a 1ow velocity and, therefore, so little entrained moisture is carried up that the use of a drypipe is unnecessary. Scale does not readily adhere to the tubes, Which are nearly vertical and through.which there is a rapid circulation of water, but gravitates to the mad drum and is removed through the blow-offu he tubes are arranged in parallel rows thus facilitating cleaning, and as each set is but four tubes deep it is never necessary to destroy more than one perfect tube in replacing a defective one.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.