Mw over generating - Study guides, Class notes & Summaries

A transmission line is operating with a voltage phase angle different of 30 degrees between the sending Vs and the receiving bus Vr. If the receiving end load is suddenly increased, the voltage phase angle difference will be? The phase angle will increase. When load is increased phase angle will increase. A load has a power factor of 0.9 lagging. If the load draws 100 MVA, what is the MW draw? 90 pf= mw/mva The high side of a delta-wye connection transformer is connected to a power s...

1. If a 500 kV transmission line with a surge impedance loading of 800 MW is currently loaded at 1400 MW, which of the following events would most likely occur? a. Generator MVAR output would increase b. All system capacitors would trip off-line c. Generator MVAR output would decrease d. All automatic reactors would connect to the system a. Generator MVAR output would increase 2. When system conditions are such that emergency procedures are expected to be implemented, which of the fo...

NERC EXAM QUESTIONS WITH COMPLETE SOLUTIONS. A Balancing Authority notices that Operating Reserve has steadily declined throughout the hour. What is the most likely cause? a) Loss of a large generator in the area b) An inaccurate load forecast c) Loss of a major transmission line d) A malfunction of EMS - correct answer.b) An inaccurate load forecast Balancing Area A notices that the Interconnection frequency is 59.94 Hz and their ACE is 0. Which of the following could be th...

A Balancing Authority notices that Operating Reserve has steadily declined throughout the hour. What is the most likely cause? a) Loss of a large generator in the area b) An inaccurate load forecast c) Loss of a major transmission line d) A malfunction of EMS b) An inaccurate load forecast Balancing Area A notices that the Interconnection frequency is 59.94 Hz and their ACE is 0. Which of the following could be the cause of this reading? a) A net under-generation in Balancing Area...

GCSE COMBINED SCIENCE: SYNERGY 8465/3F Foundation Tier Paper 3 Physical Sciences Version: 1.0 Final G/LM/Jun23/E6 8465/3F (JUN2384653F01) GCSE COMBINED SCIENCE: SYNERGY Foundation Tier Paper 3 Physical Sciences Friday 9 June 2023 Afternoon Time allowed: 1 hour 45 minutes Materials For this paper you must have: l a ruler l a protractor l a scientific calculator l the periodic table (enclosed) l the Physics Equations Sheet (enclosed). Instructions l Use black ink or black ball-po...

NERC Prep Exam Questions and Answers Latest Graded A+. What Energy Alert Level would the following example be categorized as? "A Balancing Authority, Reserve Sharing Group, or Load Serving Entity foresees, or is experiencing conditions where all available resources are committed to meet firm load, firm transactions, etc, and requests an Energy Emergency Alert." NERC Prep - Bal, Int, & Trans Exam Questions and Answers Graded A+ a. Energy Emergency Alert Level IV b. Energy Emergency Al...

You are an external BA with a frequency bais of 20 MW/.1 Hz that sees a frequency of 60.02 due to a large loss of load in the contingent BA. If your generator governor control systems responded to the frequency deviation approximately how much of a generation change would you BA experience? correct answers -4MW Net actual interchange minus Net scheduled interchange is what? correct answers Inadvertent interchange Suppose your interconnection operators at 59.97 Hz from one minute after midn...

NERC book quiz| 157 questions| WITH COMPLE SOLUTIONS You are an external BA with a frequency bais of 20 MW/.1 Hz that sees a frequency of 60.02 due to a large loss of load in the contingent BA. If your generator governor control systems responded to the frequency deviation approximately how much of a generation change would you BA experience? Answer--4MW Net actual interchange minus Net scheduled interchange is what? Answer-Inadvertent interchange Suppose your interconnection operators a...

PJM Sample Test Review 2024 Questions and Answers Real time transmission constraints or contingencies may be alleviated with generators operating ______________ - Correct Answer ️️ -off cost out of merit. Monitoring ___________ may give insights into system constraints. - Correct Answer ️️ -Monitoring LMP's PJM calls for _____________ reserves to recover ace so that tie line schedules are maintained. - Correct Answer ️️ -PJM calls on synchronized reserves If not cancelled by...

The Reliability Coordinator just informed you of a slow time error correction which will begin at the top of the next hour. Your EMS system will not let you change your scheduled frequency. Your Frequency Bias Setting is -100 MW/.1Hz. What action should you take? A) Increase Net Interchange Schedule by 20 MWs. B) Inform the Reliability Coordinator that you cannot participate in the time error correction. C) Decrease Net Interchange Schedule by 20 MWs. D) Increase Net Interchange Sche...