Power-horse Library

BAAL DOES NOT APPLY - Answer According to BAAL requirements of BAL-001, which of the following statements is true when actual frequency is greater than Scheduled Frequency? Tie Lines - Answer The ACE equation must include metered data: dynamic schedules, pseudo ties, actual frequency and all__________________ ACE - Answer A Balancing Authority has a sudden change in demand-supply balance due to a sudden loss of load or generation in their area. The sudden change will be seen instantaneousl...

Which type of relay operates on the premise of comparing the flow in and out of the area of protection? - Answer Differential relay Underfrequency load shedding is set-up so that which of the following does NOT occur? - Answer Uncontrolled separation Who is responsible to make sure that the operation of voltage control equipment is coordinated with other impacted entities? - Answer Transmission Operator The coordination of voltage schedules by system operators would be utilized to reduc...

What is the calculation used for determining inadvertent interchange? - Answer Net actual interchange minus net scheduled interchange Which of the following would be a suitable use for a pseudo-tie? - Answer Accounting for jointly owned generators Which of the following entities may a Balancing Area provide interchange transaction information to? - Answer PSEs involved in the transaction Which of the following elements are NOT contained in the interchange transaction TAG? - Answer Cost ...

b. NERC Operating Committee - Answer What group can approve a change in the Disturbance Recovery Period for an Interconnection? a. NERC Interconnection Working Group b. NERC Operating Committee c. NERC Regional Council d. NERC Disturbance Analysis Working Group c. Check targets and equipment - Answer What is the first thing an operator should do after a relay operation? a. Check power system stabilizers b. Notify adjacent Transmission and Balancing areas c. Check targets and equ...

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 - Answer a. Generator MVAR output would increase 2. When system conditions are such that emergency procedures are expected to be implemented, which of ...

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? - Answer 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? - Answer 90 pf= mw/mva The high side of a delta-wye connection transformer is connected ...

MTTC Integrated Science Exam, Secondary (94), General Knowledge, Earth and Space Sciences, Study Guide, MTTC Integrated, physical sciences, Earth & Space Sciences, Integrated Science Exam, Life Sciences Part 1, Elementary Exam, Secrets Exam, MTTC Science Exam, Earth and Space Science Exam

Which of the following represents a virtual tie-line updated in real time? - Answer pseudo-tie Balancing Areas shall analyze forecasted generation availability and reserve levels, and inform their reliability coordinators of actual or potential generation deficiencies each: - Answer day Balancing authorities that share jointly owned generation must include their share of the unit governor droop response into their respective frequency bias setting if the energy is scheduled as a: - Answer ...

True/False According to the NERC Functional Model, there is no difference between the function and the entity. A) True B) False - Answer B) False True/False Analysis type questions are designed to be the least complex from a human cognitive process. A) True B) False - Answer B) False True/False A Transmission Service Provider is an entity that both owns and operates transmission facilities on the Bulk Electric System. A) True B) False - Answer B) False True/False ...

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...