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  1. expo4213

    Cooling a body of oil with dry ice

    Thanks for your help. Sorry it has taken me a while to respond, I was out of town on work. Basically, I need to do a cold temperature test with a mechanism in transformer oil (mineral oil) and it needs to be at -20C for the test. I will only have to maintain the -20C for a few moments until...
  2. expo4213

    Cooling a body of oil with dry ice

    I need to figure out how much dry ice is needed to cool roughly 80 gallons of transformer oil (mineral oil) to -20 C and hold it for an hour. Does anyone have an equation to calculate this?

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