BUILDING TECHNOLOGIES PROGRAMThe Parker Ranch installation in HawaiiDistribution TransformersE C ti PLBNL Staff on behalf ofU.S. Department of Energy1 | Building Technologies Programeere.energy.govEnergy ConservationProgramEnergyEfficiency& Renewable EnergyNovember 8, 2011ContentsDraftLife­CycleCost,PaybackPeriodSensitivityResults:ZDMH,H0,andSA1CoreMaterialsExclusionforMediumVoltageDry­TypeMaterialsExclusionVoltageTransformersPrepared for the Medium Voltage Distribution Transformers NegotiatedRulemaking Working GroupNovember 6, 2011Contents•Life‐CycleCostResultsforDesignLines9– 13B•PaybackPeriodResultsforDesignLines9–13B2 | Building Technologies Programeere.energy.govPaybackPeriodResultsforDesignLines913B•MaterialsSelectionResultsforDesignLines9– 13BDesign Line 9 LCC ResultsEfficiency Level12 34 5 6Efficiency (%)98.99% 99.12% 99.28% 99.38% 99.50% 99.59%Transformers with Net Increase in LCC (%)0.92% 2.63% 15.71% 92.13% 0.00% 0.00%T f ith N t LCC S i (%)99 04%97 38%84 29%7 88%0 00%0 00%Transformers withNetLCCSavings(%)......Transformers with No Impact on LCC (%)0.04% 0.00% 0.00% 0.00% 0.00% 0.00%Mean LCC Savings ($)2827 4142 3434 -6769 NA NAMedian LCC Savings ($)2651 3889 2897 -7408 NA NA1000015000

$)DesignLine9AverageLCCSavingsAverage;Median;Box25%­75%;Whisker5%­95%medianaverage500005000

a ge LCC Savings (‐15000‐10000‐5000CSL1 CSL2 CSL3 CSL4 CSL5 CSL6

Aver a3 | Building Technologies Programeere.energy.govEfficiencyLevelDesign Line 10 LCC ResultsEfficiency Level123456Efficiency (%)99.31% 99.40% 99.50% 99.53% 99.60% 99.67%Transformers with Net Increase in LCC (%)1.29% 24.54% 64.54% 100.00% 0.00% 0.00%Transformers with Net LCC Savings (%)98 67%75 46%35 46%0 00%0 00%0 00%TransformerswithNetLCCSavings(%)......Transformers with No Impact on LCC (%)0.04% 0.00% 0.00% 0.00% 0.00% 0.00%Mean LCC Savings ($)4252 4787 -1823 -64917 NA NAMedian LCC Savings ($)4021 3922 -3278 -66588 NA NA2000040000DesignLine10AverageLCCSavingsAverage;Median;Box25%­75%;Whisker5%­95%medianaverage‐40000‐20000020000

LCC Savings ($)‐100000‐80000‐60000CSL1CSL2CSL3CSL4CSL5CSL6

Average4 | Building Technologies Programeere.energy.govCSL1CSL2CSL3CSL4CSL5CSL6EfficiencyLevelDesign Line 11 LCC ResultsEfficiency Level123456Efficiency (%)98.81% 98.94% 99.06% 99.13% 99.32% 99.50%Transformers with Net Increase in LCC (%)33.46% 53.96% 78.42% 86.08% 0.00% 0.00%Transformers with Net LCC Savings (%)66 54%46 04%21 58%13 92%0 00%0 00%TransformerswithNetLCCSavings(%)......Transformers with No Impact on LCC (%)0.00% 0.00% 0.00% 0.00% 0.00% 0.00%Mean LCC Savings ($)608 16 -1825 -3170 NA NAMedian LCC Savings ($)442 -207 -2150 -3551 NA NA40006000

($)DesignLine11AverageLCCSavingsAverage;Median;Box25%­75%;Whisker5%­95%medianaverage4000‐200002000

r age LCC Savings‐8000‐6000‐4000CSL1 CSL2 CSL3 CSL4 CSL5 CSL6

Ave rEfficiencyLevel5 | Building Technologies Programeere.energy.govDesign Line 12 LCC ResultsEfficiency Level1234567Efficiency (%)99.21% 99.30% 99.39% 99.46% 99.53% 99.59% 99.63%Transformers with Net Increase in LCC (%)49.96% 61.88% 77.58% 94.33% 0.00% 0.00% 0.00%Transformers with Net LCC Savings (%)50 04%38 13%22 42%5 67%0 00%0 00%0 00%TransformerswithNetLCCSavings(%).......Transformers with No Impact on LCC (%)0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%Mean LCC Savings ($)331 -888 -5374 -18783 NA NA NAMedian LCC Savings ($)3 -1643 -6342 -20164 NA NA NAD iLi12ALCCS imedian050001000015000

g s ($)DesignLine12AverageLCCSavingsAverage;Median;Box25%­75%;Whisker5%­95%medianaverage‐25000‐20000‐15000‐10000‐50000

e rage LCC Savin g‐40000‐35000‐3000025000CSL1 CSL2 CSL3 CSL4 CSL5 CSL6 CSL7

Av eEfficiencyLevel6 | Building Technologies Programeere.energy.govDesign Line 13A LCC ResultsEfficiencyLevel123456Efficiency (%)98.76% 98.85% 98.92% 99.10% 99.29% 99.48%Transformers with Net Increase in LCC(%30.83% 37.71% 47.88% 0.00% 0.00% 0.00%)Transformers with Net LCC Savings (%)69.17% 62.29% 52.13% 0.00% 0.00% 0.00%Transformers with No Impact on LCC (%)0.00% 0.00% 0.00% 0.00% 0.00% 0.00%Mean LCC Savings ($)726 759 433 NA NA NAMedian LCC Savings ($)562 499 114 NA NA NA50006000DesignLine13AAverageLCCSavingsAverage;Median;Box25%­75%;Whisker5%­95%medianaverage01000200030004000

LCC SAvings ($)‐4000‐3000‐2000‐10000CSL1CSL2CSL3CSL4CSL5CSL6

Average7 | Building Technologies Programeere.energy.govCSL1CSL2CSL3CSL4CSL5CSL6EfficiencyLevelDesign Line 13B LCC ResultsEfficiencyLevel123456Efficiency (%)99.23% 99.31% 99.38% 99.43% 99.49% 99.58%Transformers with Net Increase in LCC (%)8.75% 14.38% 29.83% 0.00% 0.00% 0.00%Transformers with Net LCC Savings (%)91.25% 85.63% 70.17% 0.00% 0.00% 0.00%Transformers with No Impact on LCC (%)0.00% 0.00% 0.00% 0.00% 0.00% 0.00%Mean LCC Savings ($)4266 7404 5995 NA NA NAMedian LCC Savings ($)3868 6269 4637 NA NA NA2500030000DesignLine13BAverageLCCSavingsAverage;Median;Box25%­75%;Whisker5%­95%medianaverage10000150002000025000

LCC Savings ($)‐10000‐500005000CSL1CSL2CSL3CSL4CSL5CSL6

Average8 | Building Technologies Programeere.energy.govCSL1CSL2CSL3CSL4CSL5CSL6EfficiencyLevelDesign Line 9 PBP ResultsEfficiency Level1 2 3 4 56Mean Payback (Years) 3.5 5.8 12.4 35.2 NA NAMedian Payback (Years) 3.3 5.7 11.8 33.3 NA NATransformers having Well Defined Payback (%)99 96%100 00%100 00%100 00%0 00%0 00%TransformershavingWellDefinedPayback(%).100.00%100.00%100.00%..Transformers having Undefined Payback (%) 0.04% 0.00% 0.00% 0.00% 0.00% 0.00%Mean Retail Cost ($) 12,900 13,876 16,686 27,663 NA NAMean Installation Costs ($) 3,192 3,307 3,797 4,712 NA NAMean Operating Costs ($) 930 801 663 573 NA NAMean Incremental FirstCost($)5791,671 4,97016,862NANAc e e ta st Cost ($)Mean Operating Cost Savings ($) 182 310 449 539 NA NAPayback of Average Transformer 3.2 5.4 11.1 31.3 NA NADesignLine9AveragePaybackPeriodAverage;Median;Box25%­75%;Whisker5%­95%medianaverage40506070

Period (years)10203040

verage Payback9 | Building Technologies Programeere.energy.gov0CSL1 CSL2 CSL3 CSL4 CSL5 CSL6

AEfficiencyLevelDesign Line 10 PBP ResultsEfficiency Level123456Mean Payback (Years) 2.7 14.5 25.1 79.5 NA NAMedian Payback (Years) 2.0 11.2 21.9 86.4 NA NATransformers havingWell Defined Payback(%)99.83% 99.88% 100.00% 99.00% 0.00% 0.00%y ()Transformers having Undefined Payback (%) 0.17% 0.13% 0.00% 1.00% 0.00% 0.00%Mean Retail Cost ($) 43,911 49,040 62,701 123,654 NA NAMean Installation Costs ($) 6,475 6,916 8,039 10,622 NA NAMean Operating Costs ($) 2,785 2,459 2,023 2,000 NA NAMean Incremental First Cost ($) 461 6,031 20,816 84,352 NA NA$Mean Operating Cost Savings () 252 577 1,013 1,037 NA NAPayback of Average Transformer 1.8 10.4 20.5 81.4 NA NA120DesignLine10AveragePaybackPeriodAverage;Median;Box25%­75%;Whisker5%­95%medianaverage80100120

Period (years)204060

v erage Payback10 | Building Technologies Programeere.energy.gov0CSL1 CSL2 CSL3 CSL4 CSL5 CSL6

A vEfficiencyLevelDesign Line 11 PBP ResultsEfficiency Level123456Mean Payback (Years) 16.7 22.3 29.7 32.7 NA NAMedian Payback (Years) 15.0 19.3 26.1 29.5 NA NATransformers having Well Defined Payback (%) 99.75% 99.42% 99.71% 100.00% 0.00% 0.00%T f h i U d fi d P b k (%)0 25%0 58%0 29%0 00%0 00%0 00%TransformershavingUndefinedPayback(%)......Mean Retail Cost ($) 24,282 26,290 29,107 31,112 NA NAMean Installation Costs ($) 4,106 4,352 4,699 4,898 NA NAMean Operating Costs ($) 982 893 823 777 NA NAMean Incremental First Cost ($) 1,884 4,137 7,302 9,505 NA NAMean Operating Cost Savings ($)133221292338NANAMeanOperatingCostSavings($)Payback of Average Transformer 14.2 18.7 25.0 28.2 NA NA70

)DesignLine11AveragePaybackPeriodAverage;Median;Box25%­75%;Whisker5%­95%medianaverage405060

c k Period (years )102030

Average Payba c11 | Building Technologies Programeere.energy.gov0CSL1 CSL2 CSL3 CSL4 CSL5 CSL6EfficiencyLevelDesign Line 12 PBP ResultsEfficiency Level1234567Mean Payback (Years) 21.1 24.3 26.7 36.0 NA NANAMedian Payback (Years) 18.4 21.1 25.1 34.2 NA NA NATransformers having Well Defined Payback (%) 100.00% 100.00% 100.00% 100.00% 0.00% 0.00% 0.00%T f h i U d fi d P b k (%)0 00%0 00%0 00%0 00%0 00%0 00%0 00%TransformershavingUndefinedPayback(%).......Mean Retail Cost ($) 62,001 67,914 79,463 98,253 NA NA NAMean Installation Costs ($) 7,516 8,049 8,460 9,611 NA NA NAMean Operating Costs ($) 3,061 2,782 2,383 2,035 NA NA NAMean Incremental First Cost ($) 5,943 12,388 24,348 44,289 NA NA NAMean Operating Cost Savings ($)3346131 0121 360NANANAMeanOperatingCostSavings($),,Payback of Average Transformer 17.8 20.2 24.1 32.6 NA NA NA70DesignLine12AveragePaybackPeriodAverage;Median;Box25%­75%;Whisker5%­95%medianaverage405060

k Period (years)102030

A verage Paybac k12 | Building Technologies Programeere.energy.gov0CSL1 CSL2 CSL3 CSL4 CSL5 CSL6 CSL7

AEfficiencyLevelDesign Line 13A PBP ResultsEfficiency Level1 2 34 5 6Mean Payback (Years) 18.2 19.4 21.5 NA NA NAMedian Payback (Years) 12.3 15.1 17.8 NA NA NATransformers having Well Defined Payback (%) 98.58% 99.92% 100.00% 0.00% 0.00% 0.00%T f h i U d fi d P b k (%)1 42%0 08%0 00%0 00%0 00%0 00%TransformershavingUndefinedPayback(%)......Mean Retail Cost ($) 28,161 29,241 30,503 NA NA NAMean Installation Costs ($) 4,697 4,808 4,948 NA NA NAMean Operating Costs ($) 1,089 1,024 966 NA NA NAMean Incremental First Cost ($) 1,229 2,419 3,821 NA NA NAMean Operating Cost Savings ($)104170227NANANAMeanOperatingCostSavings($)Payback of Average Transformer 11.8 14.3 16.8 NA NA NA60DesignLine13AAveragePaybackPeriodAverage;Median;Box25%­75%;Whisker5%­95%medianaverage405060

k Period (years)102030

A verage Paybac k13 | Building Technologies Programeere.energy.gov0CSL1 CSL2 CSL3 CSL4 CSL5 CSL6

AEfficiencyLevelDesign Line 13B PBP ResultsEfficiency Level123456Mean Payback (Years) 9.2 11.9 15.5 NA NA NAMedian Payback (Years) 7.7 11.1 14.4 NA NA NATransformers havingWell Defined Payback(%)99.04% 100.00% 100.00% 0.00% 0.00% 0.00%y ()Transformers having Undefined Payback (%) 0.96% 0.00% 0.00% 0.00% 0.00% 0.00%Mean Pretail Price ($) 72,269 78,359 84,635 NA NA NAMean Installation Costs ($) 8,567 9,077 9,521 NA NA NAMean Operating Costs ($) 4,241 3,721 3,438 NA NA NAMean Incremental First Cost ($) 2,861 9,461 16,181 NA NA NA$Mean Operating Cost Savings () 380 900 1,183 NA NA NAPayback of Average Transformer 7.5 10.5 13.7 NA NA NA30DesignLine13BAveragePaybackPeriodAverage;Median;Box25%­75%;Whisker5%­95%medianaverage202530

P eriod (years)51015

v erage Payback P14 | Building Technologies Programeere.energy.gov0CSL1 CSL2 CSL3 CSL4 CSL5 CSL6

A vEfficiencyLevelCore Materials Selection•Theseresults representthefractionofeachcorematerialsampledintheLCCsimulation.•NULL (blank)valuesindicatethewerenodesignsavailableforagivencorematerialandefficiencylevelMaterialsEfficiency LevelBasecase 1 2 3 4 5 6M12MaterialsEfficiency LevelBasecase123456M12Design Line 9 Design Line10M12M60.0% 0.0% 0.0%M595.8% 0.0% 0.0%M4M34.2% 100.0% 100.0% 100.0% 100.0%M2M12M6M50.0% 0.0% 0.0%M40.0% 0.0% 0.0%M3100.0% 100.0% 100.0% 100.0% 100.0%M2M2H0ZDMHSA1H0ZDMHSA115 | Building Technologies Programeere.energy.govCore Materials Selection (cont)MaterialsEfficiency LevelBasecase 1 2 3 4 5 6M12Design Line 11M6 0.0%M5M4 81.0% 0.0% 0.0%M3 19.0% 100.0% 100.0% 100.0% 100.0%M2H0ZDMHSA1MaterialsEfficiency LevelBasecase 1 2 3 4 5 6 7M12Design Line 12M6M5 0.0% 0.0%M4 100.0% 71.1% 94.4% 0.0%M3 0.0% 28.9% 5.6% 100.0% 100.0%M216 | Building Technologies Programeere.energy.govH0ZDMHSA1Core Material Selection (cont)Design Line 13AMaterialsEfficiency LevelBasecase 1 2 3 4 5 6M12M6M5 0.0%M4 0.0% 0.0% 0.0%M3 100.0% 100.0% 100.0% 100.0%M2H0ZDMHSA1D i Li 13BDesignLine13BMaterialsEfficiency LevelBasecase 1 2 3 4 5 6M12M6M5 0.0% 0.0% 0.0%M4 98.4% 8.9% 0.0%M3 1.6% 91.1% 100.0% 100.0%M217 | Building Technologies Programeere.energy.govH0ZDMHSA1