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Toymaker
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    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      The superheat section of the monotube boiler for the SES steam car used 5/8" stainless steel tube with a 1.65mm wall thickness; steam...
    • Toymaker
      Toymaker reacted to HMEL's post in the thread DIY Tesla Impulse Turbine with Like Like.
      It is experience based on calculations but a Babcock and Wilcox Steam its Generation and use has detailed chapters on how to calculate...
    • Toymaker
      Toymaker reacted to Scott_M's post in the thread Hearing Aids with Like Like.
      Hi Lloyd I hear ya...well actually I don't ;) my hearing is really bad. I started on the cheapo hearing aids from amazon about $50 and...
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      As shown in the "Strength of Metals" graph shown in post #361, a 70 F increase will result in less than a 10% decrease in the strength...
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      You can increase the temperature limit of your copper boiler by increasing the wall thickness of the copper. Recall Barlow's formula...
      • Strength vs Temperature.png
    • Toymaker
      Toymaker reacted to GreenTwin's post in the thread The "Big One" with Like Like.
      There have been a series of earthquakes in the last week along the New Madrid fault line, which unfortunately happens to be where I...
    • Toymaker
      Toymaker reacted to GreenTwin's post in the thread The "Big One" with Like Like.
      Hope for the best; but prepare for the worst. That is what I say. .
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      NOTE: The 231 C number I sighted as a temperature limit for copper is the number I'm using for my specific monotube boiler and is based...
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      I didn't have time to gather much data before I was forced to shut down after I smelled burning rubber; the small floor mats I had...
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      The plan is to control pressure while monitoring temperature and limiting temperature to below 232 C. The temperature limitations of...
    • Toymaker
      Toymaker reacted to Steamchick's post in the thread DIY Tesla Impulse Turbine with Like Like.
      Just reading your information again... (#353) Of course: 400 psi at 231 C (448 F). - is the temperature of the saturated steam. = no...
    • Toymaker
      Toymaker reacted to Steamchick's post in the thread DIY Tesla Impulse Turbine with Like Like.
      Great! Have you compared the temperature from the RTD sensor with the saturated steam temperature at the pressure you are delivering? Is...
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      I already have a temperature sensor (RTD: Resistance Temperature Device) mounted on the steam output side of the boiler; eliminating...
    • Toymaker
      Toymaker replied to the thread DIY Tesla Impulse Turbine.
      Since I stopped mid-way into my gradual power increase, I will start back at idle power and once again gradually increase burner-boiler...
      • Test Parts sml.jpg
    • Toymaker
      Toymaker reacted to Steamchick's post in the thread DIY Tesla Impulse Turbine with Like Like.
      Another thought - as you have a "HOT" exterior to the boiler... Wrap some crinkly aluminium foil around the boiler. Even a few layers...
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