Peristaltic pumps of exactly this size deliver flows between a few microliters and 2000 ml/minute, depending on the ID of the tube and the number of pulses per minute. However a good report must answer in advance to all the possible (and impossible too) questions of the amateur and professional skeptics.
Facts are almot always losing when they fight with memes- this was the reason I have informed the readers of my blog about this, rather disturbing, paper: http://www.boston.com/bostonglobe/ideas/articles/2010/07/11/how_facts_backfire/?page=full Peter On Thu, Feb 17, 2011 at 4:19 PM, Joshua Cude <joshua.c...@gmail.com> wrote: > > > On Thu, Feb 17, 2011 at 7:45 AM, Jed Rothwell <jedrothw...@gmail.com>wrote: > >> Joshua Cude <joshua.c...@gmail.com> wrote: >> >> >>> Questioned by who? For what reason? Lots of people have questioned lots >>>> of things, but there is no rational reason to doubt the flow rate. >>>> >>>> >>>> How about a commercial pump that looks exactly like the one in the >>> picture, with a max flow rate less than half of what is claimed. But if you >>> can find a commercial pump that looks like the one in the picture that >>> provides the flow rate they claim, *then* you could remove that doubt. Rossi >>> could do it more easily. >>> >> >> The flow rate was measured with a graduated cylinder and stopwatch, and by >> observing the reservoir weight fall. There are no better methods than this. >> > > And a good way to measure car speed is with a speedometer. But if someone > claims have driven 250 mph in a chevy Volt, I'm gonna suspect the honesty > first, and the speedometer second. > -- Dr. Peter Gluck Cluj, Romania http://egooutpeters.blogspot.com
