What is the primary role of extraction controllers in a steam power plant?

PPS SEMI FINAL QUIZ 3.2B-3.2C

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Professional Development
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Jasper Pelingon
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Set alarm limits
Adjust turbine speed
Control steam extraction for processes
Control steam admission
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is balancing supply and demand of steam important in the function of admission controllers?
To prevent overload and optimize performance
For manual control of steam flow
To decrease turbine efficiency
To increase steam temperature
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of minimum and maximum override controllers?
Set speed limits for the turbine
Prevent steam extraction and admission rates from falling below or exceeding safe thresholds
Alert operators to pressure drops
Reduce system stability
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is calibration important for extraction and admission controllers?
It ensures accurate and responsive control
It allows for more frequent alarms
It increases system pressure
It is only used during troubleshooting
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which feature allows automatic controllers to continuously adjust system parameters based on real-time data?
Override control
Feedback mechanisms
Auto-manual switch
Local control panel
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of alarm systems in automatic extraction/admission controllers?
To control steam extraction
To switch controllers to manual mode
To trigger alerts when parameters deviate from set thresholds
To increase steam flow
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a benefit of using automatic extraction and admission controllers?
Enhanced system reliability through consistent steam management
Higher extraction rates
Reduced training requirements for operators
Increased need for manual intervention
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