[AR] Re: Estimating Coefficient of Discharge (Cd)
- From: "Monroe L. King Jr." <monroe@xxxxxxxxxxxxxxxxxx>
- To: arocket@xxxxxxxxxxxxx
- Date: Sat, 13 Sep 2014 17:08:53 -0700
http://iom.invensys.com/EN/pdfLibrary/WhitePaper_Foxboro_EthanolFuelProductionInstrumentation_03-12.pdf
May give you some options you have not thought of. Not endorsing these
meters but it can give you a summation of different types used for
ethanol.
Monroe
> -------- Original Message --------
> Subject: [AR] Re: Estimating Coefficient of Discharge (Cd)
> From: "Graham Sortino" <dmarc-noreply@xxxxxxxxxxxxx> (Redacted sender
> "gnsortino@xxxxxxxxx" for DMARC)
> Date: Sat, September 13, 2014 4:54 pm
> To: "arocket@xxxxxxxxxxxxx" <arocket@xxxxxxxxxxxxx>
>
>
> thank you all for the quick responses. I'm not 100% convinced this is the
> case since I can see nothing physically different with them besides one
> having a larger diameter but I appreciate the feedback and will see if there
> is a way I can test this again with a better regulator.
>
> Also, as an aside, I was wondering if anyone had any recommendations for flow
> meters suitable for something like ethanol? It would ideally be something I
> could read an analog signal off of so that it could be used in my engine
> control loop. I've been having some difficulty reliably predicting flow rates
> when using a pressure transducer upstream of the orifice and I wanted to see
> if others use this same approach or if there is something else more
> sophisticated?
>
>
> Graham
>
>
> On Saturday, September 13, 2014 5:07 PM, Monroe L. King Jr.
> <monroe@xxxxxxxxxxxxxxxxxx> wrote:
>
>
>
> Without the typo orifice geometry is the only answer.
>
> Monroe
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