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  <xsd:element name="NonQualifiedStockOptionsMember" id="flnc_NonQualifiedStockOptionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NisperaMember" id="flnc_NisperaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DigitalApplicationsAndSolutionsMember" id="flnc_DigitalApplicationsAndSolutionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TwoCustomersMember" id="flnc_TwoCustomersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ThreeCustomersMember" id="flnc_ThreeCustomersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ContractWithCustomerLiabilityRollForward" id="flnc_ContractWithCustomerLiabilityRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ContractWithCustomerLiabilityAdditions" id="flnc_ContractWithCustomerLiabilityAdditions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IntegratedSystemsBatteriesAndOtherEquipmentMember" id="flnc_IntegratedSystemsBatteriesAndOtherEquipmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SparePartsMember" id="flnc_SparePartsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StandardAndExtendedProductWarrantyAccrualCurrentSupplierRecoveries" id="flnc_StandardAndExtendedProductWarrantyAccrualCurrentSupplierRecoveries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="PatentsAndLicensingAgreementsMember" id="flnc_PatentsAndLicensingAgreementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CapitalizedSoftwareToBeSoldMember" id="flnc_CapitalizedSoftwareToBeSoldMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseRightOfUseAsset" id="flnc_LeaseRightOfUseAsset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="LeaseLiability" id="flnc_LeaseLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AccruedSoftwareDevelopmentCostsCurrent" id="flnc_AccruedSoftwareDevelopmentCostsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AdjustTermSOFRRateAdjustedEURIBORRateOrAdjustedTermCORRARateMember" id="flnc_AdjustTermSOFRRateAdjustedEURIBORRateOrAdjustedTermCORRARateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DailySimpleRFRMember" id="flnc_DailySimpleRFRMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtInstrumentCovenantLineCapAdditionalThresholdAmountTotalLiquidity" id="flnc_DebtInstrumentCovenantLineCapAdditionalThresholdAmountTotalLiquidity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DebtInstrumentCovenantNetLeverageRatioMaximumThreshold" id="flnc_DebtInstrumentCovenantNetLeverageRatioMaximumThreshold" type="xbrli:pureItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="DebtConversionTermsOneMember" id="flnc_DebtConversionTermsOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtConversionTermsTwoMember" id="flnc_DebtConversionTermsTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtConversionTermsThreeMember" id="flnc_DebtConversionTermsThreeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GlobalMinimumTaxThresholdPercentage" id="flnc_GlobalMinimumTaxThresholdPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GuaranteesAndCommitmentsMember" id="flnc_GuaranteesAndCommitmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LettersOfCreditUnderTheBilateralCreditFacilityMember" id="flnc_LettersOfCreditUnderTheBilateralCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LettersOfCreditUnderRevolverMember" id="flnc_LettersOfCreditUnderRevolverMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfContractualObligationAgreements" id="flnc_NumberOfContractualObligationAgreements" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ContractualObligationExposurePerAgreement" id="flnc_ContractualObligationExposurePerAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="PurchaseObligationToBePaidYearFourAndAfter" id="flnc_PurchaseObligationToBePaidYearFourAndAfter" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="LiquidatedDamagesAbstract" id="flnc_LiquidatedDamagesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherCommitmentToBePaidYearFourAndAfter" id="flnc_OtherCommitmentToBePaidYearFourAndAfter" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="InventoryCapacityGuaranteeMember" id="flnc_InventoryCapacityGuaranteeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FluenceVsDiabloEnergyStorageMember" id="flnc_FluenceVsDiabloEnergyStorageMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LimitedWarrantyPeriod" id="flnc_LimitedWarrantyPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StandardProductWarrantyAccrualChangeInEstimates" id="flnc_StandardProductWarrantyAccrualChangeInEstimates" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="StandardAndExtendedProductWarrantyAccrualSupplierRecoveries" id="flnc_StandardAndExtendedProductWarrantyAccrualSupplierRecoveries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="StandardAndExtendedProductWarrantyAccrualNetOfSupplierRecoveries" id="flnc_StandardAndExtendedProductWarrantyAccrualNetOfSupplierRecoveries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="SiemensIndustryIncMember" id="flnc_SiemensIndustryIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FluenceEnergyINCMember" id="flnc_FluenceEnergyINCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConsultingServicesRevenueMember" id="flnc_ConsultingServicesRevenueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReceivablesRelatedPartiesAllowanceForCreditLoss" id="flnc_ReceivablesRelatedPartiesAllowanceForCreditLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AESAndAffiliatesMember" id="flnc_AESAndAffiliatesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonQualifiedStockOptionMember" id="flnc_NonQualifiedStockOptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TheOptionPlanMember" id="flnc_TheOptionPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="A2021IncentiveAwardPlanMember" id="flnc_A2021IncentiveAwardPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRoundsOfGrants" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRoundsOfGrants" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardFinancialPerformanceMetric" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardFinancialPerformanceMetric" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricWeightPercentageAdjustedEBITDA" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricWeightPercentageAdjustedEBITDA" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricPercentageWeightCumulativeRevenue" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricPercentageWeightCumulativeRevenue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardCumulativeAdjustedEBITDADuringPerformancePeriod" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardCumulativeAdjustedEBITDADuringPerformancePeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSettlementPeriodAfterVesting" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSettlementPeriodAfterVesting" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsBelowThresholdPerformancePercentage" id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsBelowThresholdPerformancePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewSCFFacilityMember" id="flnc_NewSCFFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SupplyChainFinancingExtendedPaymentTermsPeriod" id="flnc_SupplyChainFinancingExtendedPaymentTermsPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SupplyChainFinancingNumberOfParties" id="flnc_SupplyChainFinancingNumberOfParties" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="SupplyChainFinancingGuaranteeByRelatedParty" id="flnc_SupplyChainFinancingGuaranteeByRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="NumberOfSuppliersParticipatingInProgram" id="flnc_NumberOfSuppliersParticipatingInProgram" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ForeignCurrencyForwardContractMember" id="flnc_ForeignCurrencyForwardContractMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RevenueFromContractWithCustomerExcludingAssessedTaxMember" id="flnc_RevenueFromContractWithCustomerExcludingAssessedTaxMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AOCIAttributableToParentBeforeReclassificationAndTaxRollForward" id="flnc_AOCIAttributableToParentBeforeReclassificationAndTaxRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EstimatedTariffRefundReceivableNotRecognized" id="flnc_EstimatedTariffRefundReceivableNotRecognized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CashCollateralRequirementAmount" id="flnc_CashCollateralRequirementAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="RevolvingCreditThresholdForCashCollateral" id="flnc_RevolvingCreditThresholdForCashCollateral" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IncreaseInShareBasedCompensationPlanAuthorizedShares" id="flnc_IncreaseInShareBasedCompensationPlanAuthorizedShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="AmendedComplaintFilingPeriod" id="flnc_AmendedComplaintFilingPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="Rule10b51ArrangementModifiedFlag" id="flnc_Rule10b51ArrangementModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NonRule10b51ArrangementModifiedFlag" id="flnc_NonRule10b51ArrangementModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="GoodwillAbstract" id="flnc_GoodwillAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PrinciplesOfAccountingAndConsolidationPolicyPolicyTextBlock" id="flnc_PrinciplesOfAccountingAndConsolidationPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="UnauditedInterimFinancialInformationPolicyPolicyTextBlock" id="flnc_UnauditedInterimFinancialInformationPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtDisclosureExcludingConvertibleDebtAbstract" id="flnc_DebtDisclosureExcludingConvertibleDebtAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtDisclosureExcludingConvertibleDebtTextBlock" id="flnc_DebtDisclosureExcludingConvertibleDebtTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ConvertibleDebtTextBlock" id="flnc_ConvertibleDebtTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInCashUsedInOperatingActivitiesDueToImpactOfFinancingAgreement" id="flnc_IncreaseDecreaseInCashUsedInOperatingActivitiesDueToImpactOfFinancingAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInCashInflowFromFinancingActivitiesDueToImpactOfFinancingAgreement" id="flnc_IncreaseDecreaseInCashInflowFromFinancingActivitiesDueToImpactOfFinancingAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
