 | American Society of Mechanical Engineers - Mechanical engineering - 1884 - 658 pages
...the same at the end as at the beginning of a test. The steam pressure and the water level should be the same. The fire upon the grates should be the same in quantity and condition, and the walls, flues, etc., should be of the same temperature. It is difficult to secure uniformity in all... | |
 | American Society of Mechanical Engineers - Mechanical engineering - 1884 - 486 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the end as at the beginning of tliQ,test. The steam pressure should be the same, the water level the same, the fire upon the grates... | |
 | Engineering - 1885 - 566 pages
...and twenty-four hours whenever practicable. 'Hie conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the...should be the same in quantity and condition, and the walls, flues, etc., should be of the same temperature. To secure as near an approximation to exact... | |
 | Robert Henry Thurston - Steam-boilers - 1888 - 710 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the end as at the beginning of the test. The steam-pressure should be the same, the water-level the same, the fire upon the grates should be the... | |
 | Robert Wilson - Steam-boilers - 1889 - 490 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the...should be the same in quantity and condition, and the walls, flues, etc., should be of the same temperature. To secure as near an approximation to exact... | |
 | Robert Wilson - Steam-boilers - 1889 - 492 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the...should be the same in quantity and condition, and the walls, flues, etc., should be of the same temperature. To secure as near an approximation to exact... | |
 | Robert Wilson - Steam-boilers - 1892 - 530 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the...beginning of the test. The steam pressure should be *he same, the water level the same, the fire upon the grates should be the same in quantity and condition,... | |
 | Robert Henry Thurston - Indicators for steam-engines - 1890 - 546 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the end as at the beginning of the test. The steam-pressure should be the same, the water-level the same, the fire upon the grates should be the... | |
 | Robert Henry Thurston - Steam-boilers - 1890 - 704 pages
...and twenty-four hours whenever practicable. The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the end as at the beginning of the test. The steam-pressure should be the same, the water-level the same, the fire upon the grates should be the... | |
 | Walter S. Hutton - Locomotive boilers - 1891 - 544 pages
...test, it is necessary that the water-level in the boiler and the pressure of the steani be precisely the same at the end as at the beginning of the test. A chemical analysis of the coal should be made, and its calorific value determined by calculation and... | |
| |
The conditions of the boiler and furnace in all respects should be, as nearly as possible, the same at the end as at the beginning of the test. The steam pressure should be the same, the water level the same, the fire upon the grates should be the same... 
