Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 497
re are no longer equal and collapseproceeds rapidly. To strengthen large flues against thistendency they are usually built with stiffening-rings aroundthem in the water which keep them cylindrical to pressure, 442 MECHANICAL ENGINEERING OF POWER PLANTS. or they are corrugated ringwise with the same… … Fig. 378. pieces or thimbles keep water in intimate contact with theflue-metal, to guard against overheating. Fig. 378 shows twojoints for the rings which have more flexibility for freedom ofexpansion than is given by positive joints, and this is anadvantage which they offer. The flue and shell of…
Mechanical engineering · Steam power plants
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