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… potential opportunity costs/value of outages (similar to (VoLL principles applied for POS) to help guide and 3 …

… to restore service means the estimated value of lost load (VoLL) will be significant. A calculation of VOLL will be included in the final report. TRANSPOWER NEW … network TUI Tuai substation Unison Unison Networks VoLL Value of lost load WHI Whirinaki substation WRA Wairoa …

… potential opportunity costs/value of outages (similar to (VoLL principles applied for POS) to help guide and 3 … required for the new approach, such as Value of Loss Load (VoLL), while not arbitrary do have wide error bounds. Estimating and then applying VoLL is complicated by the inherent non-linearity that can …

… change effects are changing existing understanding) • VOLL estimates do not include risk aversion or societal cost in relation to a catastrophic event. In addition, the VOLL estimate is not based on long duration outages. 115. On … point, the Commission offers that we can propose our own VOLL, but the research literature52 on the VOLL for …

… supply in the WUNI region we use a Value of Lost Load (VoLL) equal to $26,500/MWh. This number is based on the … at CPI to 2019 dollars. Our sensitivity analysis uses VoLLs of +/- 50% of these base values. 4.1.1.3 Calculation … -$14 $8 EDGS Global20 $0 -$579 $90 $93 $24 $24 $34 +50% VoLL21 $0 -$566 $241 $240 $188 $155 $124 -50% VoLL21 $0 …

… impacts were consistent with the literature (and our own VOLL survey in 2016)11 on how different customers are … much information as possible 11 Refer Value of Lost Load (VoLL) study | Transpower 12 The Customer Engagement Survey … 36%. https://www.transpower.co.nz/resources/value-lost-load-voll-study#downloads TRANSPOWER NEW ZEALAND 21 during the …

… for this investigation? No comment 10. Do you consider this VoLL ($26,200/MWh) appropriate for valuing unserved energy? …

… Capital decrease (70% of base) 1590.3 1617.5 1587.0 High VoLL ($60,000/MWh) 1598.3 1700.4 1665.3 Low VoLL($20,000/MWh) 1480.4 1475.9 1434.2 Equal scenario …

… by customer category GP1 Categorisation to be aligned with VoLL Average duration of unplanned interruptions by customer … category (min/yr) GP2 Categorisation to be aligned with VoLL Availability % availability of HVDC AP1 Refined to …

… energy not served is around $270 with a value of lost load (VOLL) of $20,000 per MWh. The upper bound for expected …