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What i learned in week 7 & 8 ? - Coggle Diagram
What i learned in week 7 & 8 ?
Valves
Function : used for on/off service
Ball Valves
Plug Valves
Gate Valves
Function : control flowrate
Check Valves
Diaphragm Valves
Globe Valves
Butterfly Valves
Special Valves
Relief and Safety Valves
Control Valve
Types
Sliding-stem Valves
Rotary Valves
Two main features
Actuator
Types
Diaphragm Actuators
Piston Actuators
Manual Actuators
Rack & Pinion Actuators
Electric Actuators
Valve body
Positioners
Analog I/P Positioners
Digital Positioners
Pneumatic Positioners
How to operate
Fail-Closed
Fail-Open
Fail-Safe
Characteristics Terminology
Flow Coefficient (Cv)
Inherent Flow Characteristic
Flow characteristics
Installed Flow Characteristic
Concept of measurement
Zero, Span, and Range
Span : change from lower range value to upper range value
Zero : at lower range
Signals and Resolution
Measurement Device Components
Signal Processing
Transmitter
Analog Transmitter
Digital Transmitter
In-Line, On-Line, and Off-line
Off-line : send data to analyze at lab
On-line : measure at withdrawn then send data to analyze
In-line : direct measurement
Current Loop
A/D Converter
Sample Measurements
take sample at sampling time
Serial Communications
Discrete Measurements
measurement one of two stage , level switch LH & LL
Smart Transmitters
Continuous Measurements