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  <xs:element id="tln_PowerGeneratingCapacityOfNaturalGasFiredCombinedCycleGenerationPlant" abstract="false" name="PowerGeneratingCapacityOfNaturalGasFiredCombinedCycleGenerationPlant" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="tln_PowerGeneratingCapacityOfNaturalGasFiredCombustionTurbine" abstract="false" name="PowerGeneratingCapacityOfNaturalGasFiredCombustionTurbine" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="tln_FreedomAndGuernseyMember" abstract="true" name="FreedomAndGuernseyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_PowerGeneratingCapacityOfElectricGenerationPortfolio" abstract="false" name="PowerGeneratingCapacityOfElectricGenerationPortfolio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="tln_BusinessCombinationRecognizedLiabilityAssumedDerivativeInstruments" abstract="false" name="BusinessCombinationRecognizedLiabilityAssumedDerivativeInstruments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_BusinessCombinationRecognizedLiabilityAssumedOtherLiability" abstract="false" name="BusinessCombinationRecognizedLiabilityAssumedOtherLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_BusinessCombinationRecognizedLiabilityAssumedContractLiabilities" abstract="false" name="BusinessCombinationRecognizedLiabilityAssumedContractLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationAbstract" abstract="true" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearOne" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearOne" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearTwo" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearThree" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearThree" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearFour" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearFive" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationYearFive" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationAfterYearFive" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationAfterYearFive" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationNet" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesExpectedAmortizationNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquiredFuelSupplyContractLiabilitiesAmortization" abstract="false" name="AcquiredFuelSupplyContractLiabilitiesAmortization" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_CamdenAndDartmouthMember" abstract="true" name="CamdenAndDartmouthMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_ERCOTAssetsMember" abstract="true" name="ERCOTAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_AWSDataCampusMember" abstract="true" name="AWSDataCampusMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_WesternGasBookMember" abstract="true" name="WesternGasBookMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_PennsylvaniaMineralsMember" abstract="true" name="PennsylvaniaMineralsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_NumberOfReportableSegmentsNotDisclosedFlag" abstract="false" name="NumberOfReportableSegmentsNotDisclosedFlag" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="tln_CorporateAndEliminationsMember" abstract="true" name="CorporateAndEliminationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_PJMSegmentMember" abstract="true" name="PJMSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_AdjustedEarningsBeforeInterestTaxesDepreciationsAndAmortization" abstract="false" name="AdjustedEarningsBeforeInterestTaxesDepreciationsAndAmortization" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AdjustedEBITDAAbstract" abstract="true" name="AdjustedEBITDAAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="tln_ReconcilingItemsAbstract" abstract="true" name="ReconcilingItemsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="tln_DepreciationDepletionAndAmortizationAdjusted" abstract="false" name="DepreciationDepletionAndAmortizationAdjusted" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AcquisitionAndDivestitureActivities" abstract="false" name="AcquisitionAndDivestitureActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_OperationalAndOtherRestructuringCharges" abstract="false" name="OperationalAndOtherRestructuringCharges" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AdjustedEBITDARelatedToNoncontrollingInterest" abstract="false" name="AdjustedEBITDARelatedToNoncontrollingInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_RiverstoneMember" abstract="true" name="RiverstoneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_CommonRightsEquityOfferingSubscriptionRightsAvailableForPurchasePercent" abstract="false" name="CommonRightsEquityOfferingSubscriptionRightsAvailableForPurchasePercent" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="tln_CommonRightsEquityOfferingReceivableOfAdditionalEquityPercent" abstract="false" name="CommonRightsEquityOfferingReceivableOfAdditionalEquityPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="tln_PaymentInExchangeForSurrenderedWarrants" abstract="false" name="PaymentInExchangeForSurrenderedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentsForOtherSecuredClaims" abstract="false" name="PaymentsForOtherSecuredClaims" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DesignatedPoolOfCashAmount" abstract="false" name="DesignatedPoolOfCashAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LitigationSettlementRemittedAmount" abstract="false" name="LitigationSettlementRemittedAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_VotingSharesReceivedFromSuccessorPercentage" abstract="false" name="VotingSharesReceivedFromSuccessorPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="tln_EnterpriseValue" abstract="false" name="EnterpriseValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_WeightedAverageCostOfCapitalDiscountRate" abstract="false" name="WeightedAverageCostOfCapitalDiscountRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="tln_DiscountRateUtilizedForNuclearGeneration" abstract="false" name="DiscountRateUtilizedForNuclearGeneration" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="tln_PaymentForFundingOfProfessionalFeesEscrowAccount" abstract="false" name="PaymentForFundingOfProfessionalFeesEscrowAccount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_CashPaidForCertainReorganizationExpenses" abstract="false" name="CashPaidForCertainReorganizationExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsExcludingProfessionalFees" abstract="false" name="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsExcludingProfessionalFees" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_CurrentLiabilitiesExcludingLongTermDebt" abstract="false" name="CurrentLiabilitiesExcludingLongTermDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_NonCurrentLiabilitiesExcludingLongTermDebtAndLiabilityClassifiedWarrants" abstract="false" name="NonCurrentLiabilitiesExcludingLongTermDebtAndLiabilityClassifiedWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilityClassifiedWarrants" abstract="false" name="LiabilityClassifiedWarrants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_BorrowingsOf1.2BillionUnderSecuredNotesMember" abstract="true" name="BorrowingsOf1.2BillionUnderSecuredNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_BorrowingsOf580MillionUnderTLBMember" abstract="true" name="BorrowingsOf580MillionUnderTLBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_BorrowingsOf470MillionUnderTLCMember" abstract="true" name="BorrowingsOf470MillionUnderTLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_ProceedsFromRightsOffering" abstract="false" name="ProceedsFromRightsOffering" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ProceedsFromReleaseOfRestrictedCash" abstract="false" name="ProceedsFromReleaseOfRestrictedCash" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfClaimsUnderPrepetitionSeniorSecuredRevolvingCreditFacility" abstract="false" name="PaymentOfClaimsUnderPrepetitionSeniorSecuredRevolvingCreditFacility" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfClaimsUnderOtherPrepetitionSecuredIndebtedness" abstract="false" name="PaymentOfClaimsUnderOtherPrepetitionSecuredIndebtedness" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentForDebtorInPossessionTermLoan" abstract="false" name="PaymentForDebtorInPossessionTermLoan" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_RestrictionOfCashRelatingToLinesOfCredit" abstract="false" name="RestrictionOfCashRelatingToLinesOfCredit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentsToTerminateHedgeContractsInvestingActivities" abstract="false" name="PaymentsToTerminateHedgeContractsInvestingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentForGeneralUnsecuredCreditorsTrust" abstract="false" name="PaymentForGeneralUnsecuredCreditorsTrust" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfProfessionalFees" abstract="false" name="PaymentOfProfessionalFees" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ProceedsFromPaymentForOtherItems" abstract="false" name="ProceedsFromPaymentForOtherItems" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ProceedsFromReceiptOfPaymentForGeneralUnsecuredCreditorsTrust" abstract="false" name="ProceedsFromReceiptOfPaymentForGeneralUnsecuredCreditorsTrust" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfProfessionalFeesRestrictedCashAndCashEquivalents" abstract="false" name="PaymentOfProfessionalFeesRestrictedCashAndCashEquivalents" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ReclassificationOfPreviouslyCapitalizedDebtIssuanceCostsToLongTermDebt" abstract="false" name="ReclassificationOfPreviouslyCapitalizedDebtIssuanceCostsToLongTermDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_CapitalizationOfDebtIssuanceCosts" abstract="false" name="CapitalizationOfDebtIssuanceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfAccruedInterestOnPrepetitionSeniorSecuredRevolvingCreditFacility" abstract="false" name="PaymentOfAccruedInterestOnPrepetitionSeniorSecuredRevolvingCreditFacility" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfAccruedInterestOnOtherPrepetitionSecuredIndebtedness" abstract="false" name="PaymentOfAccruedInterestOnOtherPrepetitionSecuredIndebtedness" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfAccruedInterestOnDebtorInPossessionCreditFacilities" abstract="false" name="PaymentOfAccruedInterestOnDebtorInPossessionCreditFacilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfProfessionalFeesAccountsPayableAndAccruedLiabilities" abstract="false" name="PaymentOfProfessionalFeesAccountsPayableAndAccruedLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ReinstatementOfLiabilitiesSubjectToCompromiseAccountsPayableAndOtherAccruedLiabilitiesCurrent" abstract="false" name="ReinstatementOfLiabilitiesSubjectToCompromiseAccountsPayableAndOtherAccruedLiabilitiesCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_AccrualOfProfessionalFeesAtEmergence" abstract="false" name="AccrualOfProfessionalFeesAtEmergence" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfEquityForBackstopPremium" abstract="false" name="IssuanceOfEquityForBackstopPremium" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ReinstatementOfLiabilitiesSubjectToCompromiseOtherLiabilitiesCurrent" abstract="false" name="ReinstatementOfLiabilitiesSubjectToCompromiseOtherLiabilitiesCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentOfClaimsUnderPrepetitionSecuredIndebtedness" abstract="false" name="PaymentOfClaimsUnderPrepetitionSecuredIndebtedness" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ProceedsFromReinstatementOfBonds" abstract="false" name="ProceedsFromReinstatementOfBonds" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_WriteOffOfPrepetitionSecuredIndebtednessIssuanceCosts" abstract="false" name="WriteOffOfPrepetitionSecuredIndebtednessIssuanceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilitiesSubjectToCompromiseDebt" abstract="false" name="LiabilitiesSubjectToCompromiseDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilitiesSubjectToCompromiseAssetRetirementObligationsAndAccruedEnvironmentalCosts" abstract="false" name="LiabilitiesSubjectToCompromiseAssetRetirementObligationsAndAccruedEnvironmentalCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilitiesSubjectToCompromiseDeferredTaxLiabilities" abstract="false" name="LiabilitiesSubjectToCompromiseDeferredTaxLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilitiesSubjectToCompromiseAccruedInterest" abstract="false" name="LiabilitiesSubjectToCompromiseAccruedInterest" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ReinstatementOfLiabilitiesSubjectToCompromiseReinstatement" abstract="false" name="ReinstatementOfLiabilitiesSubjectToCompromiseReinstatement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ExcessFairValueAscribedToLendersParticipatingInRightsOffering" abstract="false" name="ExcessFairValueAscribedToLendersParticipatingInRightsOffering" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfMembersEquityToHoldersOfClaimsUnderPrepetitionUnsecuredNotesAndBonds" abstract="false" name="IssuanceOfMembersEquityToHoldersOfClaimsUnderPrepetitionUnsecuredNotesAndBonds" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_PaymentToGeneralUnsecuredCreditorsTrustReinstatement" abstract="false" name="PaymentToGeneralUnsecuredCreditorsTrustReinstatement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsLiabilities" abstract="false" name="DebtorReorganizationItemsLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IncreaseInDeferredTaxAssetsDueToTheRecognitionOfCancellationOfDebtNetOfChangeInValuationAllowance" abstract="false" name="IncreaseInDeferredTaxAssetsDueToTheRecognitionOfCancellationOfDebtNetOfChangeInValuationAllowance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ReinstatementOfLiabilitiesSubjectToCompromiseDeferredIncomeTaxLiabilitiesNet" abstract="false" name="ReinstatementOfLiabilitiesSubjectToCompromiseDeferredIncomeTaxLiabilitiesNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ReinstatementOfLiabilitiesSubjectToCompromiseOtherLiabilitiesNoncurrent" abstract="false" name="ReinstatementOfLiabilitiesSubjectToCompromiseOtherLiabilitiesNoncurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsGainOnSettlementOfLiabilitiesSubjectToCompromise" abstract="false" name="DebtorReorganizationItemsGainOnSettlementOfLiabilitiesSubjectToCompromise" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsOtherLossesAttributableToGainOnDebtDischarge" abstract="false" name="DebtorReorganizationItemsOtherLossesAttributableToGainOnDebtDischarge" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsGainLossOnDischargeOfDebt" abstract="false" name="DebtorReorganizationItemsGainLossOnDischargeOfDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsDebtIssuanceCostWriteoff" abstract="false" name="DebtorReorganizationItemsDebtIssuanceCostWriteoff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_InterestExpenseIncurredAtEmergence" abstract="false" name="InterestExpenseIncurredAtEmergence" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IncomeFromReorganizationAdjustmentsBeforeIncomeTaxes" abstract="false" name="IncomeFromReorganizationAdjustmentsBeforeIncomeTaxes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationAdjustmentsIncomeTaxExpenseBenefit" abstract="false" name="DebtorReorganizationAdjustmentsIncomeTaxExpenseBenefit" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_NetIncomeFromReorganizationAdjustments" abstract="false" name="NetIncomeFromReorganizationAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfMembersEquityInConnectionWithRightsOffering" abstract="false" name="IssuanceOfMembersEquityInConnectionWithRightsOffering" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfMembersEquityForBackstopPremium" abstract="false" name="IssuanceOfMembersEquityForBackstopPremium" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfMembersEquityToHoldersOfClaimsUnderPrepetitionNotesAndBonds" abstract="false" name="IssuanceOfMembersEquityToHoldersOfClaimsUnderPrepetitionNotesAndBonds" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfEquityClassifiedWarrants" abstract="false" name="IssuanceOfEquityClassifiedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IssuanceOfLiabilityClassifiedWarrants" abstract="false" name="IssuanceOfLiabilityClassifiedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IncreaseDecreaseInMembersEquityOther" abstract="false" name="IncreaseDecreaseInMembersEquityOther" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_IntangibleAssetsIncludedInPropertyPlantAndEquipmentNetMember" abstract="true" name="IntangibleAssetsIncludedInPropertyPlantAndEquipmentNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_MeasurementInputInflationRateMember" abstract="true" name="MeasurementInputInflationRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="tln_FavorableSupplyContracts" abstract="false" name="FavorableSupplyContracts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_FairValueAdjustmentToEquityMethodInvestments" abstract="false" name="FairValueAdjustmentToEquityMethodInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_EliminateDebtIssuanceCostsAssociatedWithDebtorInPossessionFacilities" abstract="false" name="EliminateDebtIssuanceCostsAssociatedWithDebtorInPossessionFacilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_FairValueReductionToOtherMiscellaneousAssets" abstract="false" name="FairValueReductionToOtherMiscellaneousAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_EliminateDebtIssuanceCostsAssociatedWithPrepetitionSecuredNotesPrepetition" abstract="false" name="EliminateDebtIssuanceCostsAssociatedWithPrepetitionSecuredNotesPrepetition" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_FairValueAdjustmentToTermLoanFacility" abstract="false" name="FairValueAdjustmentToTermLoanFacility" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_FairValueAdjustmentToTermLoanB" abstract="false" name="FairValueAdjustmentToTermLoanB" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_FairValueAdjustmentsAssetRetirementObligationPercentage" abstract="false" name="FairValueAdjustmentsAssetRetirementObligationPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="tln_FairValueAdjustmentsAssetRetirementObligationEstimatedPeriod" abstract="false" name="FairValueAdjustmentsAssetRetirementObligationEstimatedPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="tln_FairValueAdjustmentsUnfavorableSupplyContracts" abstract="false" name="FairValueAdjustmentsUnfavorableSupplyContracts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilitiesSubjectToCompromiseTerminationOfRetailPowerAndOtherContracts" abstract="false" name="LiabilitiesSubjectToCompromiseTerminationOfRetailPowerAndOtherContracts" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_LiabilitiesSubjectToCompromiseDerivativeLiability" abstract="false" name="LiabilitiesSubjectToCompromiseDerivativeLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsBackstopPremium" abstract="false" name="DebtorReorganizationItemsBackstopPremium" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsProfessionalFees" abstract="false" name="DebtorReorganizationItemsProfessionalFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_DebtorReorganizationItemsMakeWholePremiumsAndAccruedInterestOnCertainIndebtedness" abstract="false" name="DebtorReorganizationItemsMakeWholePremiumsAndAccruedInterestOnCertainIndebtedness" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="tln_ConsolidatedNetAssetsRestrictedPercentage" abstract="false" name="ConsolidatedNetAssetsRestrictedPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
</xs:schema>
