System Automation
Which statement best describes what AMI is?
A two-way communication technology that allows utilities to remotely collect meter data and customers to review and manage usage in real time.
What is the human machine interface?
Actual connection between the system operator and his/her ability to operate the system.
What does the acronym AMR stand for?
Automated Meter Reading
Which of the following is NOT a key component of automated metering?
Capacitors
SCADA systems can allow system operators to control various line equipment using a/an
Computer
What is the most popular SCADA protocol?
DNP 3.0
Automated fault indication can be utilized by system operators to
Determine the fault current path and the faulted section of line
What does DMS stand for?
Distribution Management System
Which statement below best describes a peer-to-peer automation scheme?
Intelligent electronic devices communicate directly with each other
The acronym RTU stands for
Remote Terminal Unit
What does the acronym SCADA stand for?
Supervisory Control and Data Acquisition
One major benefit of system automation is
The accuracy of information provided by the automated systems
A significant benefit of distribution automation that is widely used is
The automatic switching to an alternate source of power in the even the preferred source experiences trouble.
The control of recloser contacts is one of the most common examples of automation on distribution lines.
True
The degree in which utility workers are involved in AMI, ARM, and DSM depends upon the size and type of the company.
True.
The purposes of demand side management (DSM) is to
automatically reduce the demand on the system by disconnecting and reconnecting customer loads.
What type of equipment is the main target for automated monitoring?
circuit breakers
What is one of the most common functions automated in a substation?
control of circuit breaker contacts
The energy management system's (EMS) main responsibility is to do
minimize power supply costs by optimally combining an utility's own power production and its purchases to satisfy load demands.
Radio communication between automated devices can be hampered by
mountains
Since fiber optic cables do not carry electricity they are ideal for use
near powerlines
What are the two key types of instrument transformers?
potential and current transformers
Which of the following is a benefit of substation automation?
reduced system losses
Having all the devices _____ is extremely important for system automation.
synchronized with the precise time
The main advantage of digital is that
the recording does not degrade over time.