Thanks Mark
H

Sent from my iPhone

On Aug 27, 2011, at 2:12 PM, "Mark E. Ludlow" <[email protected]> wrote:

> I’ll see what I can dig up. I did a project without a final baghouse and was 
> amazed at how much the 1% loss of efficiency really amounted to! (it’s all 
> super-fines). But getting the first 98-or-99% collected takes a huge load off 
> the baghouse. A critical part of the cyclone is a long-ish downcomer that 
> allow the material to accumulate and discharge with out disrupting the vortex 
> dynamics. Learned by experience! Also, stacked Posiflate valves in lieu of a 
> rotary airlock.
> 
>  
> 
> Best, Mark
> 
>  
> 
> From: Henri Naths [mailto:[email protected]] 
> Sent: Saturday, August 27, 2011 7:05 AM
> To: [email protected]; Discussion of biomass pyrolysis and gasification
> Subject: Re: [Gasification] Charcoal Reduction Mill
> 
>  
> 
> Then, a tall skinny, cyclone 
>  
> 
> Hi mark
> 
> I was wondering if you or some one on the list has the math for the 
> efficiency ratios for cyclones ie. Tall skinny vrs short fat cfm, volume? 
> Particulates?
> 
> Thanks
> 
> Henri
> Sent from my iPhone
> 
> 
> On Aug 25, 2011, at 10:14 PM, "Mark E. Ludlow" <[email protected]> wrote:
> 
> Then, a tall skinny, cyclone
> 
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