Energy storage grid connection procedures state grid

What are state interconnection standards?

State interconnection standards govern the process for connecting solar, battery storage, and other clean energy resources to the electric grid. Interconnection rules dictate how efficient and costly it is to install a grid-connected clean energy system.

What standards are required for energy storage devices?

Coordinated, consistent, interconnection standards, communication standards, and implementation guidelines are required for energy storage devices (ES), power electronics connected distributed energy resources (DER), hybrid generation-storage systems (ES-DER), and plug-in electric vehicles (PEV).

What are the different storage requirements for grid services?

Examples of the different storage requirements for grid services include: Ancillary Services – including load following, operational reserve, frequency regulation, and 15 minutes fast response. Relieving congestion and constraints: short-duration (power application, stability) and long-duration (energy application, relieve thermal loading).

Are interconnection standards consistent across states and utilities?

Although interconnection standards are not consistent across states and utilities, many states adopt engineering and safety requirements based on IEEE 1547 and UL 1741 standards. Additionally, state interconnection standards are increasingly modeled after FERC's Small Generator Interconnection Procedures.

What is the value of distributed energy resources (VdeR) interconnection process?

This will be the primary interconnection process for projects receiving compensation through the Value of Distributed Energy Resources (VDER) export tarif or projects located behind a utility customer’s electric meter. Any questions about the SIR should be directed to the appropriate utility interconnection groups or ombudsman.

What are small generator interconnection procedures?

These are called the Small Generator Interconnection Procedures. Most states do not regulate cooperatives and municipal electric companies. Interconnection standards establish transparent processes for multiple stakeholders to follow ensuring safe deployment of renewable energy systems.