 | Richard Sennett - Marine engines - 1885 - 750 pages
...diameter. When, however, the valves are of the common description, and are made in accordance \vith the tables, it will be necessary to fit them with...should be submitted to the Board for consideration. SAFETY VALVE AREAS. The safety valves should be fitted with lifting gear, so arranged that the two... | |
 | Joshua Rose - Steam-boiler inspection - 1888 - 312 pages
...condition for that time. 78. The area per square foot of fire-grate surface of Government safecy-valves, or. (when there is more than one Government safety-valve...should be submitted to the Board for consideration. In ascertaining the fire-grate area, the length of the grate should be measured from the inner edge... | |
 | Walter S. Hutton - Mechanical engineering - 1892 - 558 pages
...When, however, the valves are of the common description and are made in accordance with the Table, it will be necessary to fit them with springs having...valves considerably larger than those found by the Table, the design of the valves proposed for such boilers should be submitted to the Board for consideration.... | |
 | Johann Phillip Edmond Charles Stromeyer - Steam-boilers, Marine - 1893 - 386 pages
...following tables opposite the boiler pressure intended, but in no case should the valves be less than two inches in diameter. This applies to new vessels or...moderate limits ; and as boilers with forced draught may require valves considerably larger than those found by the tables, the design of the valves proposed... | |
 | Albert Edward Seaton, Henry Morrison Rounthwaite - Marine engineering - 1894 - 460 pages
...following Tables opposite the boiler pressure intended, but in no case should the valves be less than two inches in diameter. This applies to new vessels or...moderate limits ; and as boilers with forced draught may require valves considerably larger than those found by the Tables, the design of the valves proposed... | |
 | Albert Edward Seaton - 1895 - 478 pages
...received a passenger certificate. When, however, the valves are of the common description, and ave made in accordance with the Tables, it will be necessary...moderate limits ; and as boilers with forced draught may require valves considerably larger than those found by the Tables, the design of the valves proposed... | |
 | Richard Sennett - Marine engines - 1898 - 574 pages
...When, however, the valves are of the common description, and are made in accordance with the table, it will be necessary to fit them with springs having...valves considerably larger than those found by the table, the design of the valves proposed for such boilers, together with the estimated coal consumption... | |
 | Albert Edward Seaton - Marine engineering - 1907 - 792 pages
...When, however, the valves are of the common description, and are made in accordance with the table, it will be necessary to fit them with springs having...means to keep the accumulation within moderate limits. When forced draught is used, the area of the safety-valves should not be less than that found by the... | |
 | Edward Johnson Rimmer - Steam-boiler explosions - 1912 - 172 pages
...common description, and are made in accordance with the table, it will be necessary to fit them either with springs having great elasticity, or to provide...means to keep the accumulation within moderate limits. When forced draught is used, the area of the safety-valve should not be less than that found by the... | |
 | Johann Phillip Edmond Charles Stromeyer - Steam-boilers, Marine - 1914 - 440 pages
...are made in accordance with the table, it will be necessary either to fit them with springs hiving great elasticity, or to provide other means to keep the accumulation within moderate limits. Safety-Valve Areas (Natural Draught) Boiler Press tire Area of Valve per Square Foot of Fire Orate... | |
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Tables opposite the boiler pressure intended, but in no case should the valves be less than two inches in diameter. This applies to new vessels or vessels which have not received a passenger certificate. When, however, the valves are of the common description,... 