Interconnection Reliability

Question 1

If a major disturbance happens what are some things the RC has

Answer 1

Location of break points, status of facilities required to assit in restoration, knowledge of black start resources and resoration procedures

Question 2

RC has decision making authority to direct the actions of who

Answer 2

TO’s BA’s GO’s TSP’s LSE’s PSE’s

Question 3

When RC gives directives how long to comply

Answer 3

30 mins

Question 4

Entities shall comply with all RC directives unless such actions would violate what?

Answer 4

Safety requirements, equipment requirements and regulatory or statutory requirements

Question 5

Reliability Coordinators shall have clear, comprehensive coordination agreements with adjacent Reliability Coordinators to ensure that System Operating Limit or Interconnection Reliability Operating Limit violation mitigation requiring actions in adjacent Reliability Coordinator Areas are __________.

Answer 5

coordinated

Question 6

What data is given to the RC from the operating entities

Answer 6

Generation status changes over 50mw, transmission status changes over 100kv and daily, hourly and weekly forcasted system loads

Question 7

what do RC monitor in real time to ensure system relaibility

Answer 7

generators, transmission lines, buses, xfmrs, circuit breakers, real and reactive power flows and operating reserves

Question 8

what kind of analysis tools do RC use

Answer 8

state estimator, pre and post contingency analysis and wide area overview maps

Question 9

Each Reliability Coordinator shall have ________ communication capabilities with its Transmission Operators and Balancing Authorities, and with neighboring Reliability Coordinators.

Answer 9

multi-directional

Question 10

Reliability Coordinators should have monitoring systems that provide information that can be…

Answer 10

easily understood and interpreted

Question 11

Each Reliability Coordinator shall have monitoring systems that provide information that can be easily understood and interpreted by the Reliability Coordinator’s operating personnel. Giving particular emphasis to

Answer 11

alarm management and awareness systems, automated data transfers, and synchronized information systems

Question 12

what is the timeframe of the next day study

Answer 12

tomorrow plus 6 days

Question 13

True or False—- entities must comply with RC directives for next day assesments the same as they would for real time events

Answer 13

True

Question 14

Who must comply with directives for next day assessments

Answer 14

TO’s BA’s and TSP’s

Question 15

How often must a RC perform a real time assessment to determine if its wide area is exceeding or expecting yo exceed and IROL

Answer 15

at least once every 30 mins

Question 16

For each IROL violation the RC identified, the RC should have one

Answer 16

operating process, plan and procedure

Question 17

To prevent instability, uncontrolled separation, or cascading outages that adversely impact the reliability of the interconnection by ensuring that the Bulk Electric System is assessed during….

Answer 17

the operations horizon

Question 18

Special Protection systems is the same as

Answer 18

Remedial action scheme

Question 19

Who is notified if a RAS has potential to fail to operate

Answer 19

RC

Question 20

What are some mitigating actions for geomagnetic disturbances

Answer 20

reduce generator output, removing transmission line and place alternative voltage control equipment in service

Question 21

When RC’s need to coordinate with each to relieve reliability issue the are procedures in place, these procedures must be

Answer 21

agreed and distributed

Question 22

A Reliability Coordinator’s Operating Procedures, Processes, or Plans must address what?

Answer 22

communications and notifications, energy and capacity shortages, Planned or unplanned outage information, Voltage control, including the coordination of reactive resources for voltage control

Question 23

conference call btwn RC’s happen how often

Answer 23

at least weekly

Question 24

IRO-003 intends for RC’s to have a wide area view of it own RC area and that of neighboring ____________,

Answer 24

RC’s

Question 25

if analysis tools are unavailable due to planned maintenance activities, it is the responsibility of the Reliability Coordinator to have procedures in place to

Answer 25

mitigate the effects of analysis tools outages

Question 26

If necessary, the Reliability Coordinator shall direct the Balancing Authorities in the Reliability Coordinator Area to arrange for assistance from neighboring

Answer 26

BA’s

Question 27

Conditions that might require a Reliability Coordinator to notify other Reliability Coordinators include

Answer 27

sabotage events, Interconnection Reliability Operating Limit violations, voltage reductions, insufficient resources, arming of special protection systems

Question 28

The impact of an event that results in frequency-related instability; unplanned tripping of load or generation; or uncontrolled separation or cascading outages that affect a widespread area of the Interconnection. Is known as what?

Answer 28

Adverse Reliability Impact event