IEEE Power & Energy Magazine - November/December 2019 - 86

and highlighted the need for greater emphasis on modeling of
frequency control systems and the establishment of DER performance requirements.

Stakeholders' Roles and Collaboration
in Standards Development
Roles of Industry Stakeholders
in the Standards Development Process
As IRPTF has shown, regulators working collaboratively
with industry stakeholders, equipment manufacturers, and
other industry experts have stimulated rapid progress and a
better understanding of rapidly evolving technologies and
capabilities. The integration of inverter-based resources poses

many challenges but also presents many opportunities. Policy
makers and regulators must stay informed about key issues
and how they can be addressed. Grid codes, interconnection requirements, and standards should continue to progress
alongside the evolution of generation, transmission, and distribution technologies. In some cases, the standards applicable
to one area may also be suitable for others; in other cases,
however, applying standards from one area to another without
considering the context of their contents has led to significant
industry challenges.
Universities and research institutes play an important role
in the development of standards. They help bridge the gap
between research and applied science when the technology
and methods are mature enough to be standardized. The

System Operator
Determines System
Strength Requirements
System Operator Reviews
System Strength
Requirements As Part of
National Transmission
Network Development
Plan
Fault Level
Shortfall?

No

Yes
System Operator Notifies
Transmission Network
Service Provider

Transmission Network
Service Provider Maintains
System Strength As
Prescribed Transmission
Service

Network Service Provider
Receives Connection
Enquiry
Network Service Provider
Carries Out System Strength
Impact Assessment in
Accordance With System
Strength Guidelines

Adverse
System Strength
Impact?

No

Applicant and Network
Service Provider Continue
With Connection Process
Without Having to Address
System Strength

Yes
Network Service Provider
Provides Three-Phase Fault
Level at Connection Point and
Results of Assessment to
Applicant

Applicant
Dispute?

No

Applicant and Network
Service Provider Continue
With Connection Process
Plus Measures to Address
System Strength

Yes
Dispute Resolved

figure 4. A system strength framework within the NEM.
86

ieee power & energy magazine

november/december 2019



IEEE Power & Energy Magazine - November/December 2019

Table of Contents for the Digital Edition of IEEE Power & Energy Magazine - November/December 2019

Contents
IEEE Power & Energy Magazine - November/December 2019 - Cover1
IEEE Power & Energy Magazine - November/December 2019 - Cover2
IEEE Power & Energy Magazine - November/December 2019 - Contents
IEEE Power & Energy Magazine - November/December 2019 - 2
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IEEE Power & Energy Magazine - November/December 2019 - Cover3
IEEE Power & Energy Magazine - November/December 2019 - Cover4
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