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Technical

 

Dimensioning

 

 

Q = flow rate (m3/h)

 

S = specific density (water at 20º C = 1)

 

ap = current pressure drop through the valve (bar)                                         

 

Kv = valve constant (according to the manufacturer)

kv = cv x 0.86

 
 
Calculate Kv-value, if Q, S and ap are known
Enter Q
Enter S
Enter ap
Kv-value
Calculate Q, if Kv, S and ap are known
Enter kv
Enter S
Enter ap
Q-value
Calculate ap, if Kv, S and Q are known
Enter kv
Enter S
Enter Q
ap-value

VALVES WITH A DIFFERENCE
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