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eg2 week 3 > eg2 week 3 > Flashcards

eg2 week 3 Flashcards

1
Q

this refers to the time of day when the demand for electricity is at its highest

A

peak load

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2
Q

typically when is peak load?

A

late after noon and early evening hours 12 pm to 6 pm

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3
Q

the department of energy defines smart grid as?

A

an incorporation of concepts, philosophies, and tech. that enabled the internet into the electrical grid

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4
Q

occurs when an outage on a circuit causes outages on interconnected circuits because the interconnected circuits are not able to support the additional load

A

cascading

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5
Q

cascading is most likely to occur when?

A

when demand is at its peak

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6
Q

the strain on the grid during peak loading and the effects of cascading power failures best explain why we need what?

A

a smarter electrical grid

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7
Q

uses automation to sense disturbances on the system, and automatically trigger key operations to keep more customers in service

A

self healing

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8
Q

methods of reducing consumption of electricity by customers, especially during times of peak loading

A

demand side management

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9
Q

detroit was dark during the 2003 ________, and the city found itself experiencing the same scenarios jut 11 years later

A

black out

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10
Q

since the source of electricity is not centralized, the system must be configured to allow __________.

A

bi directional energy flow

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11
Q

a portion of the electrical system that can operate independently from the main grid

A

islanding

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12
Q

generators that increase operation only during the peak loading times of day, if needed

A

peaker plants

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13
Q

flywheel technology produces electricity by rotating a rotor at a very high speed, and then using the rotating energy to produce electricity. true or false

A

true

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14
Q

aluminum composite core conductor can carry as much as twice the current as its predecessors of the same size. true or false

A

true

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15
Q

older components are still reliable and operating on the systems. they are reffered to as what in the book?

A

legacy

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16
Q

S&C’s Intelliruptor Pulsecloser has what features?

A

hot tag line, provides real time data and can limit the fault current that the system can deliver to the fault

17
Q

features that trip savers have

A

fits right in a conventional cutout, single phase recloser, can be coordinated to operate as a sectionalizer

18
Q

is a fixed capacitor bank considered smart or legacy?

A

legacy

19
Q

voltage regulators correct power factor true or false?

A

false

20
Q

ACCC stands for?

A

aluminum conductor composite core

21
Q

___________ also called ____________ are strategically located in substations that interconnect the generators and the transmission systems together

A

phaser measurement units, syncrophasors

22
Q

a philosophy that allows the real time conditions surrounding conductors to be monitored

A

dynamic line loading

23
Q

is a shield wire installed at the tops of structures

A

optical ground wire

24
Q

can form when larger portions of circuits begin islanding

A

microgrids

25
Q

scada

A

supervisory control and data acquisition

26
Q

is the intentional lowering of system voltage to help reduce demand on the system

A

conservation voltage reduction

27
Q

a communication network that allows a customer to remotely connect and control many automated digital devices throughout the home

A

smart home

28
Q

customers will be able to monitor, manage, and control their energy usage through home area display units, computers or cell phones

A

demand side management

29
Q

it is estimated that energy consumption by _________ is the 2nd biggest use of energy in the home

A

lighting

30
Q

is using natural daylight for lighting and reducing artificial lighting from light bulbs

A

daylight harvesting

31
Q

is a drivers fear of being stranded by a depleted battery before reaching their destination

A

range anxiety

32
Q

hybrid vehicles use what standard volt outlet

A

120V

eg2 week 3 (2 decks)

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