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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
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Images of large ship engine construction in japan.
On Feb 1, 3:05*am, " wrote:
On Jan 31, 8:07*pm, "Royston Vasey" wrote: ... Maximum power: 108,920 hp at 102 rpm Maximum torque: 5,608,312 lb/ft at 102rpm Karl I've been studying the Titanic, which had triple-expansion steam engines exhausting into a turbine, designed for better efficiency than previous (faster) vessels like Lusitania. The ship consumed 650 long tons of coal per day to generate 50,000 HP at 75 RPM, or about 1.2 lbs of coal per HP-hr. I haven't found how much of that went to electricity and refrigeration. Each hand-shoveled furnace needed 400 - 500 lbs an hour. One of the surviving stokers was standing 2 feet from the aft end of the hull crack, right under the forward funnel. jsw |
#2
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Images of large ship engine construction in japan.
"Jim Wilkins" wrote in message ... On Feb 1, 3:05 am, " wrote: On Jan 31, 8:07 pm, "Royston Vasey" wrote: ... Maximum power: 108,920 hp at 102 rpm Maximum torque: 5,608,312 lb/ft at 102rpm Karl I've been studying the Titanic, which had triple-expansion steam engines exhausting into a turbine, designed for better efficiency than previous (faster) vessels like Lusitania. The ship consumed 650 long tons of coal per day to generate 50,000 HP at 75 RPM, or about 1.2 lbs of coal per HP-hr. I haven't found how much of that went to electricity and refrigeration. Each hand-shoveled furnace needed 400 - 500 lbs an hour. One of the surviving stokers was standing 2 feet from the aft end of the hull crack, right under the forward funnel. jsw Another factoid about the Titanic: 13x the weight of the fully loaded Titanic is buried every year in phone books at landfills. Steve |
#3
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Images of large ship engine construction in japan.
On Feb 1, 10:15*am, "Steve B" wrote:
... Another factoid about the Titanic: *13x the weight of the fully loaded Titanic is buried every year in phone books at landfills. Steve Call it Carbon Sequestration and be empowered to feel good about yourself. |
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