Marine Boiler Management and ConstructionLongmans, Green, and Company, 1901 - 404 páginas |
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Página 4
... passing over the red - hot coal the mixture is bound to ignite . This plan has the advantage of allowing very long grates to be used . However , the ashes and clinker will be driven to the back ends , against the firebrick , whence it ...
... passing over the red - hot coal the mixture is bound to ignite . This plan has the advantage of allowing very long grates to be used . However , the ashes and clinker will be driven to the back ends , against the firebrick , whence it ...
Página 5
... entering them . The plans have also been tried of admitting air at the bridge , or through a tube passing from the shell direct into the combustion chamber ; but both are open to many objections , BOILER MANAGEMENT 5.
... entering them . The plans have also been tried of admitting air at the bridge , or through a tube passing from the shell direct into the combustion chamber ; but both are open to many objections , BOILER MANAGEMENT 5.
Página 34
... passing through the plate , and cer- tainly , within a very few inches from the end , the difference will exceed 50 % , so that it is not unreasonable to assume that the tubes are only 500 ° F. hotter than the water . With 3 - in ...
... passing through the plate , and cer- tainly , within a very few inches from the end , the difference will exceed 50 % , so that it is not unreasonable to assume that the tubes are only 500 ° F. hotter than the water . With 3 - in ...
Página 41
... passing the latter through the former should be performed . This will also enable one to determine how much of the back end has to be cut away . Furnace Patches . - Furnaces sometimes suffer severely from pitting along the line of fire ...
... passing the latter through the former should be performed . This will also enable one to determine how much of the back end has to be cut away . Furnace Patches . - Furnaces sometimes suffer severely from pitting along the line of fire ...
Página 51
... passed through a separator , where it parts with its moisture , and is then condensed ; the ratio of the two quantities of water is the amount of priming . 52 CHAPTER II STEAM AND WATER THIS chapter , which B2 BOILER MANAGEMENT 51.
... passed through a separator , where it parts with its moisture , and is then condensed ; the ratio of the two quantities of water is the amount of priming . 52 CHAPTER II STEAM AND WATER THIS chapter , which B2 BOILER MANAGEMENT 51.
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Términos y frases comunes
acid angle annealing bars bending Board of Trade boiler shell bolts carbon carbonic acid caulking centre circumference circumferential seams cocks combustion chamber compression stress corners corrugated crack Crown 8vo cylindrical D. K. Clark diameter Double nuts drilled edge elastic limit elongation end plates Ends Riveted Stay Engineering Enging experiments factor of safety fire fitted flame flange flat plates fuel funnel gases girder hammer heating surface hydraulic Illustrations iron plates lap joints length Lloyd's Register load longitudinal seams machine material metal percentage pipes pitch placed Plain punched reduced rivet holes rows screwed stays sectional area shearing stress shell plates shown in fig side square foot square inch Stay Ends Nutted Stay Ends Riveted stay tubes steam space steel Strength of Materials superheaters Surveyor temperature tensile strength tension test piece thickness of plate threads tons tube plate washers water spaces water-tube boilers weight welded
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