Control Loops & PID Basics
How a feedback control loop holds a process at setpoint: the measure-compare-compute-actuate cycle, what proportional, integral and derivative action each contribute, the symptoms of poor tuning, cascade and feedforward strategies, and how to monitor loop performance. For operators, instrument technicians and engineers in process plants.
54m
Общее время
4
Уровни компетенций
12
Уроки
Чему вы научитесь
- Describe the elements of a feedback control loop and the order in which they act
- Explain in plain language what proportional, integral and derivative action each contribute
- Recognise the symptoms of poor tuning, including sluggish response, oscillation, hunting and sustained offset
- Explain how loops interact and why cascade and feedforward strategies are used
- Decide when a loop should be switched to manual and how to do so safely
- Apply basic loop performance monitoring to identify and prioritise the worst-performing loops
Программа
Проходите уровни компетенций по порядку.
1
Awareness
- 3mWhat a Control Loop IsЗнания
- 2mReading a Controller FaceplateЗнания
- 7mAwareness Check: Loops, Modes and TrendsОценка
2
Knowledge
- 3mP, I and D in Plain LanguageЗнания
- 3mSymptoms of Poor TuningЗнания
- 8mKnowledge Check: PID Actions and Tuning SymptomsОценка
3
Skill
- 3mLoop Interactions, Cascade and FeedforwardЗнания
- 3mLoop Health Assessment and Step TestЗадание
- 8mSkill Check: Interaction, Cascade and FeedforwardОценка
4
Mastery
- 3mManual Operation and Loop Performance MonitoringЗнания
- 3mLead a Loop Performance ReviewЗадание
- 8mMastery Assessment: Loop Judgement and PerformanceОценка
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