Last updated on September 30th, 2019
Let’s evaluate our PJM definition as well as some other use case examples.
What is PJM Interconnection?
Pennsylvania New Jersey Maryland Interconnection (PJM) Interconnection LLC (PJM) is a United States based regional transmission organization (RTO) with its headquarters in Valley Forge, Pennsylvania.
It is also part of the Eastern Interconnection power grid which operates electricity transmission system that serves various parts of Delaware, Maryland, Illinois, Kentucky, Indiana, Michigan, New Jersey, Ohio, Virginia, North Carolina, Pennsylvania, Virginia, West Virginia, Tennessee and the District of Columbia.
PJM has over 1,000 companies who are its members, serves over 65 million customers, and it has a generating capacity of 177 gig watts.
PJM has 1,376 generation sources with 82,000 miles (131,970 km) of transmission lines and 6,038 transmission substations. With all these resources PJM was able to supply 791 terawatt-hours of electricity in 2013.
Definition of PJM Interconnection and Examples
From 2001 PJM became a regional transmission organization (RTO). This happened when FERC inspired the establishment of RTOs to operate the transmission system in areas with many states.
It was aimed to help increase competition in wholesale power markets.
Benefits of PJM Interconnection
PJM Interconnection has a number of benefits worth considering.
- PJM interconnection provides an avenue for the transmission of electricity from the generation site to the end consumer. They ensure that there is a steady flow of electricity.
- PJM Interconnection offers Ancillary services which help balance the transmission system as it transmits electricity from the generating sources to the end user. PJM operates the markets to acquire the regulation and reserve services. Regulation is used to control small mismatches between load and generation while the Reserve helps to bring back the balance when there are major deficiencies.
- PJM coordinates the transmission of wholesale electricity in areas such as Maryland, Kentucky, Indiana among others ensuring that the consumers get the required power.
- PJM also administers programs like demand response to help increase operational efficiency in their operations and therefore reducing customer costs and reduce wholesale prices.
What do you think of our PJM definition? Please let us know if you found our definition helpful.
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