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Last updated: 12 Jun 2025
Redclyffe 220 kV Switchyard Resilience Attachment 3 - Benefits Modelling
… Gabrielle unserved energy GXPs × monthly growth factor𝑡) × VoLL + cost of repair where VoLL is the value of lost load (also referred to as the … 62.0 60.9 58.3 7% discount rate 24.6 25.6 25.0 24.0 Lower VoLL $10K 12.0 12.3 12.0 11.6 Low VoLL $20k 22.8 23.3 22.9 …
Last updated: 12 Jun 2025
Redclyffe 220 kV Switchyard Resilience Attachment 5 - Application of the Investment Test
… No sensitivity cases. Value of expected unserved energy (VoLL22) Sensitivities of $10,000 per MWh, $20,000 per MWh … 0 36.0 -172.7 High discount rate (7%) 0 0.8 -165.8 Lower VoLL ($10,000) 0 -12.5 -192.0 Low VoLL ($20,000) 0 -1.8 -184.1 High VoLL ($50,000) 0 30.5 …
Last updated: 12 Jun 2025
Redclyffe 220 kV Switchyard Resilience - Major Capex Proposal
… sensitised Comment Value of expected unserved energy (VoLL22) Sensitivities of $10,000 per MWh, $20,000 per MWh … four demand scenarios under the standard assumptions for VoLL, capital cost, discount rate and interruption duration. … unserved energy is the same as the Value of lost load (VoLL). Sensitivity Option 1 Option 2 Option 3 Standard …
Last updated: 15 May 2025
Redclyffe 220 kV Yard Resilience Short-list - Summary of submissions
… in 2025-dollar values. We have made similar variations to VoLL in all recent MCPs. We subsequently discussed the approach to VoLL with Firstlight Networks. Firstlight confirmed in an … received 30 April 2025 that they have no issues with the VoLL calculation as their calculations, adjusted for …
Last updated: 20 Dec 2024
WBoP - Attachment 8 - Benefits modelling
… Benefits = Probability of event × (Unserved Energy × VoLL + Repair costs) We consider the following events and … outage, with 8 hours valued at the full Value of Lost Load (VoLL) and the remained at 20% of the value of unserved … cost: HILP event cost = Average(Demand profile ∗ Filter) × VoLL + Repair cost The risk is given by the annual expected …
WBoP - Attachment 8 - Benefits modelling.pdf
(PDF 1.87 MB)
Last updated: 20 Dec 2024
WBoP - Attachment 5 - Options analysis
… 527.1 Capital decrease (70% of base) 767.3 788.8 774.5 High VoLL ($60,000/MWh) 751.2 791.2 767.6 Low VoLL ($20,000/MWh) 617.5 628.2 603.7 The sensitivity …
WBoP - Attachment 5 - Options analysis.pdf
(PDF 869.67 KB)