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  <xsd:element id="cpn_InterestPeriodsForLiborRateBorrowings" name="InterestPeriodsForLiborRateBorrowings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_InterestRateDerivativeLiabilitiesFairValueOnSettlementDateAbstract" name="InterestRateDerivativeLiabilitiesFairValueOnSettlementDateAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_InterestRateSwapAssetsFairValueDisclosure" name="InterestRateSwapAssetsFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_InterestRateSwapLiabilitiesFairValueDisclosure" name="InterestRateSwapLiabilitiesFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="cpn_InterestRateSwapsIncludedInInterestExpense" name="InterestRateSwapsIncludedInInterestExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="cpn_LeaseLevelization" name="LeaseLevelization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="cpn_LettersOfCreditIssued" name="LettersOfCreditIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_LettersOfCreditIssuedAndFirstPriorityLiensUnderPowerNaturalGasAndInterestRateSwapAgreements" name="LettersOfCreditIssuedAndFirstPriorityLiensUnderPowerNaturalGasAndInterestRateSwapAgreements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_LettersOfCreditPostedByCounterparties" name="LettersOfCreditPostedByCounterparties" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="cpn_LongTermDebtFairValueExcludingCapitalLeases" name="LongTermDebtFairValueExcludingCapitalLeases" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="cpn_LongTermDebtNoncurrentAttributableToVie" name="LongTermDebtNoncurrentAttributableToVie" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="cpn_LosEsterosProjectMember" name="LosEsterosProjectMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_LossesFromInterestRateContractsReclassifiedFromOciIntoEarnings" name="LossesFromInterestRateContractsReclassifiedFromOciIntoEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_MarginAndPrepaymentAmountsIncludedInMarginDepositsAndOtherPrepaidExpenses" name="MarginAndPrepaymentAmountsIncludedInMarginDepositsAndOtherPrepaidExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_MarginAndPrepaymentAmountsIncludedInOtherAssets" name="MarginAndPrepaymentAmountsIncludedInOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_MarginDepositsAndOtherPrepaidExpenses" name="MarginDepositsAndOtherPrepaidExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_MarkToMarketCommodityActivityNetAndOtherRevenue" name="MarkToMarketCommodityActivityNetAndOtherRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_MaximumLengthOfPowerPurchaseAgreements" name="MaximumLengthOfPowerPurchaseAgreements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_MaximumLengthOfTimeHedgingUsingCommodityDerivativeInstruments" name="MaximumLengthOfTimeHedgingUsingCommodityDerivativeInstruments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:decimalItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_NaturalGasAndPowerPrepayments" name="NaturalGasAndPowerPrepayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_NaturalGasContractsIncludedInFuelAndPurchasedEnergyExpense" name="NaturalGasContractsIncludedInFuelAndPurchasedEnergyExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_NineMonthsMember" name="NineMonthsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_NolsExpectedToExpireUnutilized" name="NolsExpectedToExpireUnutilized" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_NolsExpectedToExpireUnutilizedDueToCarryforwardTimeConstraints" name="NolsExpectedToExpireUnutilizedDueToCarryforwardTimeConstraints" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_NonCashGainsLossesOnExtinguishmentOfDebt" name="NonCashGainsLossesOnExtinguishmentOfDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_NonmonetaryNotionalAmountOfPriceRiskDerivativesNaturalGas" name="NonmonetaryNotionalAmountOfPriceRiskDerivativesNaturalGas" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_NonmonetaryNotionalAmountOfPriceRiskDerivativesPower" name="NonmonetaryNotionalAmountOfPriceRiskDerivativesPower" nillable="true" substitutionGroup="xbrli:item" type="num:powerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="cpn_NorthMember" name="NorthMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_NotesPayableAndOtherPayablesExcludingLeasesMember" name="NotesPayableAndOtherPayablesExcludingLeasesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_NotionalAmountInterestRateDerivativeUnderlyingDebtRepaid" name="NotionalAmountInterestRateDerivativeUnderlyingDebtRepaid" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_NotionalAmountInterestRateDerivativeUnderlyingDebtRepaidDuringPeriod" name="NotionalAmountInterestRateDerivativeUnderlyingDebtRepaidDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_NumberOfSignificantCustomers" name="NumberOfSignificantCustomers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_OneMonthMember" name="OneMonthMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_OneTimeTaxBenefitFromConsolidation" name="OneTimeTaxBenefitFromConsolidation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_OtherRestrictedCashMember" name="OtherRestrictedCashMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_Othercostandexpenseoperatingexcludingrggicomplianceandotherenvironmentalcosts" name="Othercostandexpenseoperatingexcludingrggicomplianceandotherenvironmentalcosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_OwnershipPercentageBeforeDivestitureOfBusiness" name="OwnershipPercentageBeforeDivestitureOfBusiness" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PercentChangeInOwnershipRequiredToTriggerTransferRestrictions" name="PercentChangeInOwnershipRequiredToTriggerTransferRestrictions" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PercentDeclineInMarketCapRequiredToTriggerTransferRestrictions" name="PercentDeclineInMarketCapRequiredToTriggerTransferRestrictions" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PercentageAddedToFederalFundsEffectiveRateToArriveAtBaseRate" name="PercentageAddedToFederalFundsEffectiveRateToArriveAtBaseRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly" name="PercentageOfPrincipalAmountOfTermLoanToBePaidQuarterly" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_PercentageOfSubGrantsRepresentingTotal" name="PercentageOfSubGrantsRepresentingTotal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PercentageOfTermLoanAmountsHeldByLenders" name="PercentageOfTermLoanAmountsHeldByLenders" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_PhysicalPowerMember" name="PhysicalPowerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_PjmSettlementIncMember" name="PjmSettlementIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_PowerContractsIncludedInOperatingRevenues" name="PowerContractsIncludedInOperatingRevenues" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_PowerGenerationCapacity" name="PowerGenerationCapacity" nillable="true" substitutionGroup="xbrli:item" type="num:powerItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PowerGenerationCapacityAfterUpgrade" name="PowerGenerationCapacityAfterUpgrade" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PowerGenerationCapacityUnderConstruction" name="PowerGenerationCapacityUnderConstruction" nillable="true" substitutionGroup="xbrli:item" type="num:powerItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_ProjectFinancingInterestRateSpreadCanadianLibor" name="ProjectFinancingInterestRateSpreadCanadianLibor" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_ProjectFinancingInterestRateSpreadCanadianPrimeRate" name="ProjectFinancingInterestRateSpreadCanadianPrimeRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_ProjectLetterOfCreditFacility" name="ProjectLetterOfCreditFacility" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="cpn_PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" name="PropertyPlantAndEquipmentGrossLessAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_PropertyPlantAndEquipmentNetAttributableToVie" name="PropertyPlantAndEquipmentNetAttributableToVie" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_ProrataShareOfEquityMethodInvestmentSummarizedFinancialInformationDebt" name="ProrataShareOfEquityMethodInvestmentSummarizedFinancialInformationDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_PutOptionExercisePeriod" name="PutOptionExercisePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_RealizedUnrealizedGainLossByInstrumentTableTextBlock" name="RealizedUnrealizedGainLossByInstrumentTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_ReceivablesMajorCustomerAmount" name="ReceivablesMajorCustomerAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_RedemptionAmountPercentage" name="RedemptionAmountPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_RentReserveMember" name="RentReserveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_RepaymentOfTermLoans" name="RepaymentOfTermLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_RepaymentOnNdhProjectDebt" name="RepaymentOnNdhProjectDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cpn_RepaymentTimeForDrawingsUnderLettersOfCredit" name="RepaymentTimeForDrawingsUnderLettersOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_RestrictedCashAndCashEquivalentsAtCarryingValueAttributableToVie" name="RestrictedCashAndCashEquivalentsAtCarryingValueAttributableToVie" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_RestrictedCashAndCashEquivalentsNoncurrentAttributableToVie" name="RestrictedCashAndCashEquivalentsNoncurrentAttributableToVie" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="cpn_RggiComplianceAndOtherEnvironmentalCosts" name="RggiComplianceAndOtherEnvironmentalCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_RiversideEnergyCenterMember" name="RiversideEnergyCenterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_RussellCityProjectMember" name="RussellCityProjectMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_ScheduleOfIncomeTaxExpenseBenefitIntraperiodTaxAllocationTableTextBlock" name="ScheduleOfIncomeTaxExpenseBenefitIntraperiodTaxAllocationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_SecurityProjectInsuranceMember" name="SecurityProjectInsuranceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_SegmentAndSignificantCustomerInformationAbstract" name="SegmentAndSignificantCustomerInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationMaximumRange" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationMaximumRange" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationMinimumRange" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationMinimumRange" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForDirectors" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForDirectors" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedForEmployees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_SharesOfNewReorganizedCommonStock" name="SharesOfNewReorganizedCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_SixMonthsMember" name="SixMonthsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_SoutheastMember" name="SoutheastMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_StateAndForeignTaxExpenseBenefit" name="StateAndForeignTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_SummaryOfSignificantAccountingPoliciesAbstract" name="SummaryOfSignificantAccountingPoliciesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_TaxRefundDueToForeignDividendIncomeTreatment" name="TaxRefundDueToForeignDividendIncomeTreatment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_TaxRefundPlusAccruedInterestDueToForeignDividendIncomeTreatment" name="TaxRefundPlusAccruedInterestDueToForeignDividendIncomeTreatment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element id="cpn_TermLoanInterestRateSpreadOptionFederalFundsEffectiveRate" name="TermLoanInterestRateSpreadOptionFederalFundsEffectiveRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_TermLoanInterestRateSpreadOptionPrimeRate" name="TermLoanInterestRateSpreadOptionPrimeRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_TermLoanPeriod" name="TermLoanPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="cpn_ThreeMonthsMember" name="ThreeMonthsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_TwelveMonthsMember" name="TwelveMonthsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_TwoDevelopmentProjectsMember" name="TwoDevelopmentProjectsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_TwoMonthsMember" name="TwoMonthsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_UnusedCommitmentFeeRangePercentage" name="UnusedCommitmentFeeRangePercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_UpsizeFacilityTotal" name="UpsizeFacilityTotal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_UseOfCollateralAbstract" name="UseOfCollateralAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_UseOfCollateralTextBlock" name="UseOfCollateralTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_UseOfCollateralTextualsAbstract" name="UseOfCollateralTextualsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_VariableInterestEntitiesAndUnconsolidatedInvestmentsAbstract" name="VariableInterestEntitiesAndUnconsolidatedInvestmentsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VariableInterestEntitiesAndUnconsolidatedInvestmentsTextBlock" name="VariableInterestEntitiesAndUnconsolidatedInvestmentsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_VariousProjectFinancingFacilitiesMember" name="VariousProjectFinancingFacilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VestTermOfFirstSubGrant" name="VestTermOfFirstSubGrant" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VestTermOfSecondSubGrant" name="VestTermOfSecondSubGrant" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VestTermOfThirdSubGrant" name="VestTermOfThirdSubGrant" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VestingPeriodForGradedAndCliffVestingOptionsMaximum" name="VestingPeriodForGradedAndCliffVestingOptionsMaximum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VestingPeriodForGradedAndCliffVestingOptionsMinimum" name="VestingPeriodForGradedAndCliffVestingOptionsMinimum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_VestingTermOfOptionGrantsWithThreeYearCliffVesting" name="VestingTermOfOptionGrantsWithThreeYearCliffVesting" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_WestMember" name="WestMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cpn_WhitbyMember" name="WhitbyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cpn_WorkingCapital" name="WorkingCapital" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
</xsd:schema>
