Originally Posted by
timetowinarace
There is a simple way to measure output. Use a clear bottle of your choice such as a water or soda bottle. It will say how many L it holds. 500mL, 1L, 2L, whatever. Fill a 5 gallon bucket or the like with water. put your bottle in the water(no lid) and fill it with water. Turn it upside down. Put a hose from your electrolyser into the bottle and turn on the unit. Time how long it takes to fill with gas. Do the math for L/M.
I don't think anyone can help much without knowing production rate/engine size.