4BE3.5 U4 C6 Obj 1 EMH
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Questions and Answers

EASY What is a feature of modern distributed control system electronic displays?

  • Can only be used for boiler plant equipment
  • Require paper and ink to function
  • Can be configured to show thousands of control parameters (correct)
  • Can only show one control parameter at a time
  • What is a limitation of mechanical chart or strip recorders?

  • They can show thousands of control parameters
  • They require frequent software updates
  • They can only be used for boiler plant equipment
  • They have a defined length of time before the paper and ink need to be replaced (correct)
  • What type of data can be recorded on circular chart recorders?

  • Only temperature data
  • Trends related to process equipment (correct)
  • Only level data
  • Only pressure data
  • Why do operators observe bearing vibrations in the control room?

    <p>To determine when a piece of equipment needs maintenance</p> Signup and view all the answers

    How often are circular chart recorders typically renewed?

    <p>Daily or weekly</p> Signup and view all the answers

    Why do operators often ignore equipment that operates automatically?

    <p>They trust the control systems until adverse conditions arise</p> Signup and view all the answers

    What is the purpose of taking power plant readings?

    <p>To compare current field conditions with the expected performance of the equipment</p> Signup and view all the answers

    What action can be taken if a reading is outside of the expected range?

    <p>Adjust the cooling water flow</p> Signup and view all the answers

    What is the purpose of reviewing reading sheets?

    <p>To identify the cause of repeated equipment failures</p> Signup and view all the answers

    Who is responsible for taking readings in the field?

    <p>Field operators</p> Signup and view all the answers

    What is the purpose of chart recorders in control rooms?

    <p>To assist the control room operator</p> Signup and view all the answers

    Why is it important to record information accurately?

    <p>To ensure historical data is available for review</p> Signup and view all the answers

    What is the purpose of monitoring current and historical conditions in control rooms?

    <p>To foresee problems and take action</p> Signup and view all the answers

    MEDIUM What is a common application of recorded trends in control rooms?

    <p>Predictive maintenance scheduling</p> Signup and view all the answers

    What is a key difference between mechanical and electronic chart recorders?

    <p>Paper and ink requirements</p> Signup and view all the answers

    Why are electronic displays configured in control rooms?

    <p>To monitor and control thousands of parameters</p> Signup and view all the answers

    What type of data is typically recorded on mechanical chart recorders?

    <p>All of the above</p> Signup and view all the answers

    What is a benefit of using electronic displays in control rooms?

    <p>Improved data logging capabilities</p> Signup and view all the answers

    What can be achieved by conducting regular rounds and taking readings in a power plant?

    <p>Avoiding adverse conditions and ensuring equipment performance</p> Signup and view all the answers

    What is a benefit of taking readings from field instruments, chart recorders, or computer screens?

    <p>Diagnosing problems and identifying operating trends</p> Signup and view all the answers

    What can be done if a reading is outside of the expected range?

    <p>Adjust the cooling water flow, for example</p> Signup and view all the answers

    Why is it important for both control room operators and field operators to take readings?

    <p>To ensure that readings are taken accurately and consistently</p> Signup and view all the answers

    What can be reviewed from reading sheets to identify trends or patterns?

    <p>Historical data to identify trends or patterns</p> Signup and view all the answers

    What is the purpose of monitoring current and historical conditions in control rooms?

    <p>To assess system performance, foresee problems, and take action</p> Signup and view all the answers

    What can be done to prevent ignoring equipment that operates automatically?

    <p>Conduct regular rounds and take readings</p> Signup and view all the answers

    What is a benefit of reviewing reading sheets?

    <p>Explaining why a fan bearing has failed multiple times</p> Signup and view all the answers

    HARD What is the primary advantage of using electronic displays in control rooms?

    <p>They can be configured to display thousands of control parameters simultaneously</p> Signup and view all the answers

    What is the primary purpose of recording bearing vibrations in the control room?

    <p>To determine when equipment maintenance is required</p> Signup and view all the answers

    What is a limitation of circular chart recorders?

    <p>They require frequent replacement of paper and ink</p> Signup and view all the answers

    What is a benefit of using mechanical chart recorders?

    <p>They provide a permanent record of readings</p> Signup and view all the answers

    What is the primary purpose of reviewing recorded trends in control rooms?

    <p>To identify trends or patterns in equipment performance</p> Signup and view all the answers

    What is the primary reason why operators tend to trust control systems too much?

    <p>The control systems are designed to be reliable.</p> Signup and view all the answers

    What can be achieved by taking readings from field instruments, chart recorders, or computer screens?

    <p>Diagnosing problems and identifying operating trends.</p> Signup and view all the answers

    What is the consequence of ignoring equipment that operates automatically?

    <p>The operators will become complacent and neglect their duties.</p> Signup and view all the answers

    What is the primary benefit of reviewing reading sheets?

    <p>Identifying trends or patterns in equipment performance.</p> Signup and view all the answers

    Why are both control room operators and field operators required to take readings?

    <p>To ensure that both parties are aware of the equipment's performance.</p> Signup and view all the answers

    What can be prevented by conducting regular rounds and taking readings?

    <p>Equipment failures and problems.</p> Signup and view all the answers

    What is the primary purpose of chart recorders in control rooms?

    <p>To assist control room operators in monitoring current and historical conditions.</p> Signup and view all the answers

    What is the primary responsibility of Power Engineers in the field?

    <p>To record information accurately and review historical data.</p> Signup and view all the answers

    Study Notes

    Importance of Regular Readings

    • Automatic equipment can be ignored, leading to complacency and adverse conditions
    • Regular readings can help avoid adverse conditions and encourage operators to:
      • Familiarize themselves with equipment
      • Assess operating conditions
      • Diagnose problems
      • Identify operating trends

    Taking Readings

    • Readings are taken from field instruments, chart recorders, or computer screens
    • Readings are necessary to compare current field conditions with expected performance
    • Immediate action can be taken if a reading is outside the expected range
    • Examples of readings include lubrication oil temperature and bearing vibrations

    Field Operators

    • Field operators take readings while performing rounds
    • Readings are recorded on a sheet and can be stored for historical data
    • Historical data can help explain recurring problems

    Control Room Operators

    • Control room operators must also take readings to:
      • Assess system performance
      • Foresee problems
      • Take action
    • Chart recorders and electronic displays are used to assist control room operators
    • Electronic displays can show thousands of control parameters simultaneously

    Chart Recorders

    • Mechanical chart recorders require paper and ink, which need to be replaced periodically
    • Circular chart recorders are renewed daily or weekly, depending on the recorder mechanism
    • Recorded trends can be dedicated to specific equipment or processes

    Importance of Regular Readings

    • Automatic equipment can be ignored, leading to complacency and adverse conditions
    • Regular readings can help avoid adverse conditions and encourage operators to:
      • Familiarize themselves with equipment
      • Assess operating conditions
      • Diagnose problems
      • Identify operating trends

    Taking Readings

    • Readings are taken from field instruments, chart recorders, or computer screens
    • Readings are necessary to compare current field conditions with expected performance
    • Immediate action can be taken if a reading is outside the expected range
    • Examples of readings include lubrication oil temperature and bearing vibrations

    Field Operators

    • Field operators take readings while performing rounds
    • Readings are recorded on a sheet and can be stored for historical data
    • Historical data can help explain recurring problems

    Control Room Operators

    • Control room operators must also take readings to:
      • Assess system performance
      • Foresee problems
      • Take action
    • Chart recorders and electronic displays are used to assist control room operators
    • Electronic displays can show thousands of control parameters simultaneously

    Chart Recorders

    • Mechanical chart recorders require paper and ink, which need to be replaced periodically
    • Circular chart recorders are renewed daily or weekly, depending on the recorder mechanism
    • Recorded trends can be dedicated to specific equipment or processes

    Importance of Regular Readings

    • Automatic equipment can be ignored, leading to complacency and adverse conditions
    • Regular readings can help avoid adverse conditions and encourage operators to:
      • Familiarize themselves with equipment
      • Assess operating conditions
      • Diagnose problems
      • Identify operating trends

    Taking Readings

    • Readings are taken from field instruments, chart recorders, or computer screens
    • Readings are necessary to compare current field conditions with expected performance
    • Immediate action can be taken if a reading is outside the expected range
    • Examples of readings include lubrication oil temperature and bearing vibrations

    Field Operators

    • Field operators take readings while performing rounds
    • Readings are recorded on a sheet and can be stored for historical data
    • Historical data can help explain recurring problems

    Control Room Operators

    • Control room operators must also take readings to:
      • Assess system performance
      • Foresee problems
      • Take action
    • Chart recorders and electronic displays are used to assist control room operators
    • Electronic displays can show thousands of control parameters simultaneously

    Chart Recorders

    • Mechanical chart recorders require paper and ink, which need to be replaced periodically
    • Circular chart recorders are renewed daily or weekly, depending on the recorder mechanism
    • Recorded trends can be dedicated to specific equipment or processes

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    Description

    Learn about the importance of regular rounds and taking readings in power plant operations to ensure equipment performance and avoid adverse conditions.

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