Tag: #precisecontrol
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EK Electrical Jul 2021 (Q9)
(a) Describe, with the aid of a sketch, a static excitation system for a generator (8) (b) Explain TWO advantages of static excitation (2) Jul 2021 (Q9)
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EK General Oct 2021 (Q2)
With reference to pneumatically operated control valves: (a) State FOUR reasons for fitting a valve positioner (4) (b) Explain valve hysteresis, stating how it affects the process (2) (c) State the immediate action to be taken to restore control upon failure of the positioner bellows (2) (d) State the difference between fail safe and fail…
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EK General Oct 2019 (Q2)
With reference to fuel oil viscosity: (a) Explain why correct fuel oil viscosity is necessary; (2) (b) Describe TWO methods for the measurement of viscosity that are suitable for the inclusion into a pneumatic or electronic control system; (6) (c) State, with reasons, a control action for a viscosity controller. (2) Fuel oil & system…
UKM Tuticorin 