In order to provide continuity in the provision of System Management functions from 31st of October 2016, AEMO has delegated a number of functions to Western Power, authorised under MR2.2.3(a). This delegation will ensure continuity of existing services to the Market, while allowing AEMO to continue to build its System Management capability in Western Australia.
WEM Rule Reference Subject Matter Description Summary WEM Rules 3.18,3.19 Outage Scheduling
- Process requested outage plans for items of network equipment on the Equipment List, in accordance with WEM Rules clause 3.18.11 and the processes in the Power System Operating Procedures.
- Evaluate Scheduled Outages for items of network equipment on the Equipment List, and either approve or reject using the criteria in WEM Rules clause 3.19.6 and the processes in the Power System Operating Procedures. This will be further reviewed and approved or rejected by AEMO staff based on an agreed process.
- Process network equipment outages in accordance with WEM Rules and Power System Operating Procedures.
Western Power will assist AEMO by processing and initially assessing network outages. AEMO will have final approval over any network outage on the Equipment List, (including the ability to revoke approval). WEM Rules 2.2.1,3.3,3.4,3.5 Monitoring the SWIS to ensure Power System Security and Power System Reliability are maintained In addition to meeting its requirements under the WEM Rules and Market Procedures as a Network Operator, Western Power must advise AEMO as soon as practicable after becoming aware, should it consider that the SWIS is being operated or is reasonably likely to be operated in a High Risk Operating State or Emergency Operating State, This includes but is not limited to the following:
- Monitoring and assessing the impact of contingencies.
- Monitoring and assessing the impact of special protection schemes.
- Monitoring and assessing SWIS voltage levels.
- Monitoring and assessing the impact of outages.
Western Power will assist AEMO by monitoring the operation of the SWIS to ensure that it is being operated in a secure and reliable manner.