Water Treatment Calculator

EBCT CALCULATO T o c a l c u l at a t e t h e n ee ee d e d a m o u n t o f c a r b o n t o a c   EBCT, enter the flow rate in the y ellow  Enter  your flow  rate in  G P M 

Required EBCT in minutes

Below is the required volume of  Carbon in Cubic Feet

12.00  5 8.02 For each worker a 12.00 10 16.04 Total amount of ca The Formula is V=(Q*EBCT)/7.48 where V= volume of carbon a per minute To calculate the actual EBCT, enter the flow in the  v o l u m e o f c ar a r b o n i n th th e b l u e c   Enter  E n t er er y o u r   your flow  volume of  rate in  Carbon, G P M  per tank  5 .0 0

Below is your  actual Empty Bed Contact Meets AAMI Time per tank. EBCT Standard?

3 .6 0  

5.39

Yes

The Formula is EBCT=(V/Q)*7.48 where V= volume of carbon a per minute

Created by:

For more information, please see www.nwrenalnetwork.org/wat Permission to use granted by the Northwest Renal Network

R ieve the required  ell below 

d polisher tank bon needed nd Q=flow rate in gallons

y e l lo w c e l l an d t h e   ll 

nd Q=flow rate in gallons

rmanual.pdf 

FLOW VELOCITY CALCULATOR

E n t e r y o u r p i p e s i z e i n I n c h e s ( y e l l o w ) , a n d y o u r l o o p f l o w r a t e (b l u e ) in G a l l o n s   per Minute  Pip e Si ze

Flo w Rate  

In c h es

in GPM  

0.75

5

 

Pipe Area Flow Rate in SF 0.00307

in CF/Sec

Flow Velocity

Meets

feet / sec

Standard?

3.625

Yes (Based on an Indirect Feed system)

0.01114

The Formula is V = Q/A Where:

V = flow velocity in feet/sec Q = flow rate in feet³/sec  A = cross sectional area of distribution pipe in feet²

The AAMI Recommended Flow Velocity is 3.0 feet per second for indirect feed systems, 1.5 feet per  second for direct feed system.

Created by:

For more information, please see www.nwrenalnetwork.org/watermanual.pdf  Permission to use granted by the Northwest Renal Network