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      HMEL replied to the thread Experimental Flash Steam and others.
      And this can be proved mathematically using thermodynamics that the efficiency is directly proportional to the compression ratio. The...
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      HMEL replied to the thread US State Boiler Code.
      k2: Without doing research to see if these specs have been updated I will share with you what I have. To be considered a miniature...
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      HMEL replied to the thread US State Boiler Code.
      The states have jurisdictional authority of all codes. And it is in this respect one must be careful because what some do is reference...
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      HMEL reacted to willray's post in the thread First and Third Projection Symbols with Like Like.
      HP 41CX sir. HP calculators have no equal.
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      This may not have acceptable materials for what you want to do. You could use ASME pipe and weld high quality steel and use one of...
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      HMEL replied to the thread Monotube Flash Boiler Design.
      Depends on which side of the curve you ride. You are operating so close to the critical point it is doubtful you can keep the state...
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      HMEL replied to the thread Monotube Flash Boiler Design.
      The ph diagram in english units shows critical temperature at 532 abs lbs/ f in2 and temperature of 382 F. Given the high heat flux...
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      HMEL replied to the thread Monotube Flash Boiler Design.
      All that taken into consideration, fluids transferring heat just consider the maximum temperature R123 can stand. Nucleate boiling will...
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      HMEL replied to the thread Monotube Flash Boiler Design.
      Except water will remain a liquid and the R123 will be a gas. But a more common example is the heat transfer difference between water...
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      HMEL replied to the thread Monotube Flash Boiler Design.
      You will be dealing with gas flow. The probability is high because of the sharp turns in the assembly choke flow will occur and flow...
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      HMEL replied to the thread Monotube Flash Boiler Design.
      K2 is absolutely correct. R123 heat of vaporization is about 70 btu/lb while that of water is 800 btu/lb give depending of course on...
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      HMEL reacted to Steamchick's post in the thread Monotube Flash Boiler Design with Like Like.
      Hi Toymaker, I was getting crossed-wires a bit... Your original premise was to use R123 at 500psi. And constrain the temperature to...
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      HMEL replied to the thread First and Third Projection Symbols.
      I have tried to research where the first angle and third angle view terms were initiated or used. None of the older drawing books use...
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      HMEL replied to the thread First and Third Projection Symbols.
      So missing are the hidden lines put them in and you know.
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      HMEL replied to the thread First and Third Projection Symbols.
      It has always been my philosophy and it is what I was initially taught that a drawing conveys information. What information you present...
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