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Ventili Kao Aktuatori: OS4UIP 2013

The document discusses different types of valves used as actuators including ball valves, butterfly valves, globe valves, gate valves, diaphragm valves, and plug valves. It provides flow characteristics of valves and equations for calculating total flow when valves are arranged in parallel or series configurations.

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27 views14 pages

Ventili Kao Aktuatori: OS4UIP 2013

The document discusses different types of valves used as actuators including ball valves, butterfly valves, globe valves, gate valves, diaphragm valves, and plug valves. It provides flow characteristics of valves and equations for calculating total flow when valves are arranged in parallel or series configurations.

Uploaded by

Anonymous WkbmWCa8M
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Ventili kao aktuatori

OS4UIP 2013
Modular ball valve
A typical range of ball valves
High performance butterfly valve with
sectioned spring-diaphragm actuator
Cutaway of globe valve
Gate valves
Diaphragm valve
Flow characteristics of valves

Plug valve Gate valve


Valve flow
= s.g. = specific.gravity (water=1)
. .

= SI jedinice
. .

Combining flow coefficients


1. Flow in parallel: = + +

2. Flow in series: = + +
Globe valve with
pneumatic diaphragm

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