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  <xs:element id="eose_LongTermDebtIncludingEmbeddedDerivativesFairValueDisclosure" abstract="false" name="LongTermDebtIncludingEmbeddedDerivativesFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_ProceedsFromIssuanceOfCommonStockAndWarrants" abstract="false" name="ProceedsFromIssuanceOfCommonStockAndWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_LongTermDebtGrossAbstract" abstract="true" name="LongTermDebtGrossAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="eose_SecuredOvernightFinancingRateSOFRMember" abstract="true" name="SecuredOvernightFinancingRateSOFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_StockIssuedDuringPeriodValueCommitmentFee" abstract="false" name="StockIssuedDuringPeriodValueCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_PaymentRelatedToUnderwritingFeesAndSellingConcessions" abstract="false" name="PaymentRelatedToUnderwritingFeesAndSellingConcessions" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_LesseeLiabilityToBePaidYearThree" abstract="false" name="LesseeLiabilityToBePaidYearThree" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_SharePriceAsPercentageOfMarketPrice" abstract="false" name="SharePriceAsPercentageOfMarketPrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="eose_LongTermDebtGrossExcludingCurrentMaturities" abstract="false" name="LongTermDebtGrossExcludingCurrentMaturities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_FinanceLeaseMember" abstract="true" name="FinanceLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_TermOfLimitedWarranty" abstract="false" name="TermOfLimitedWarranty" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="eose_DebtInstrumentInterestRateStatedPercentagePaidInKind" abstract="false" name="DebtInstrumentInterestRateStatedPercentagePaidInKind" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="eose_IncreaseDecreaseInNotesPayable" abstract="false" name="IncreaseDecreaseInNotesPayable" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_EmbeddedDerivativesYorkvilleConvertiblePromissoryNotesRelatedPartyMember" abstract="true" name="EmbeddedDerivativesYorkvilleConvertiblePromissoryNotesRelatedPartyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_CommonStockVotingRightsNumberOfVotes" abstract="false" name="CommonStockVotingRightsNumberOfVotes" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="eose_MinimumVolumeCommitmentMember" abstract="true" name="MinimumVolumeCommitmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_IssuanceOfConvertibleNotesForInterestPaidInKind" abstract="false" name="IssuanceOfConvertibleNotesForInterestPaidInKind" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_December2023WarrantsMember" abstract="true" name="December2023WarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_CaliforniaEnergyCommissionMember" abstract="true" name="CaliforniaEnergyCommissionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_IncreaseDecreaseInCurrentDepositsAssets" abstract="false" name="IncreaseDecreaseInCurrentDepositsAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_DeferredTaxAssetsValuationAllowanceAdditionalPaidInCapitalNotAllocated" abstract="false" name="DeferredTaxAssetsValuationAllowanceAdditionalPaidInCapitalNotAllocated" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_December2022PromissoryNoteMember" abstract="true" name="December2022PromissoryNoteMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_PublicAndPrivateWarrantsMember" abstract="true" name="PublicAndPrivateWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNetRelatedParty" abstract="false" name="EmbeddedDerivativeGainLossOnEmbeddedDerivativeNetRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_TotalLeaseAbstract" abstract="true" name="TotalLeaseAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="eose_DebtIssuanceCostsIncurredButNotYetPaid" abstract="false" name="DebtIssuanceCostsIncurredButNotYetPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_DeferredTaxAssetsTransactionCosts" abstract="false" name="DeferredTaxAssetsTransactionCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_SHPPUSLLCMember" abstract="true" name="SHPPUSLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_NumberOfAdditionalPromissoryNotes" abstract="false" name="NumberOfAdditionalPromissoryNotes" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="eose_LitigationSettlementAmountFundedByLiabilityInsurancePolicies" abstract="false" name="LitigationSettlementAmountFundedByLiabilityInsurancePolicies" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_ClassOfWarrantOrRightIssuanceOfWarrantsPricePerShare" abstract="false" name="ClassOfWarrantOrRightIssuanceOfWarrantsPricePerShare" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="eose_ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance" abstract="false" name="ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_DebtInstrumentConvertibleGainLossOnBeneficialConversionFeature" abstract="false" name="DebtInstrumentConvertibleGainLossOnBeneficialConversionFeature" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_AdjustmentsToAdditionalPaidInCapitalWarrantExercised" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalWarrantExercised" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_SOFRLoansMember" abstract="true" name="SOFRLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_ProductionTaxCreditsMember" abstract="true" name="ProductionTaxCreditsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_PerformanceAndServiceConditionsMember" abstract="true" name="PerformanceAndServiceConditionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_ZincBromideMember" abstract="true" name="ZincBromideMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_ContractWithCustomerLiabilityIncreaseFromCustomerPayments" abstract="false" name="ContractWithCustomerLiabilityIncreaseFromCustomerPayments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_AtTheMarketProgramMember" abstract="true" name="AtTheMarketProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_WorkingCapital" abstract="false" name="WorkingCapital" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_PublicWarrantMember" abstract="true" name="PublicWarrantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_IPOWarrantsMember" abstract="true" name="IPOWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_LeasesFutureMinimumPaymentsInterestIncludedInPayments" abstract="false" name="LeasesFutureMinimumPaymentsInterestIncludedInPayments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_April2023TransactionForStockAndWarrantsMember" abstract="true" name="April2023TransactionForStockAndWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_December2023PrivateWarrantsMember" abstract="true" name="December2023PrivateWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_DOECleanEnergyFinancingProgramMember" abstract="true" name="DOECleanEnergyFinancingProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_Customer1Member" abstract="true" name="Customer1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_LesseeLiabilityToBePaidYearTwo" abstract="false" name="LesseeLiabilityToBePaidYearTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_IncreaseDecreaseInGrantReceivable" abstract="false" name="IncreaseDecreaseInGrantReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_LongTermDebtGrossCurrentMaturities" abstract="false" name="LongTermDebtGrossCurrentMaturities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_ScheduleOfWarrantsOutstandingAndFairValueTableTextBlock" abstract="false" name="ScheduleOfWarrantsOutstandingAndFairValueTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="eose_DeferredTaxAssetsOrganizationalCosts" abstract="false" name="DeferredTaxAssetsOrganizationalCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_SaleOfStockCommitmentFee" abstract="false" name="SaleOfStockCommitmentFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_ConvertibleNotesPayableFairValueDisclosure" abstract="false" name="ConvertibleNotesPayableFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_ClassOfWarrantsOrRightsOfferingPrice" abstract="false" name="ClassOfWarrantsOrRightsOfferingPrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="eose_CommonStockWarrantsAndRightsOutstandingFairValue" abstract="false" name="CommonStockWarrantsAndRightsOutstandingFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_TaxCreditCarryforwardUnusedOnExpirationAmount" abstract="false" name="TaxCreditCarryforwardUnusedOnExpirationAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_GrantExpenseIncomeNet" abstract="false" name="GrantExpenseIncomeNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_SaleOfStockPercentageOfCommissionOnGrossProceeds" abstract="false" name="SaleOfStockPercentageOfCommissionOnGrossProceeds" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="eose_ElectrolyteSolutionsMember" abstract="true" name="ElectrolyteSolutionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="eose_LesseeLiabilityToBePaid" abstract="false" name="LesseeLiabilityToBePaid" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_SaleOfStockAuthorizedAmountValue" abstract="false" name="SaleOfStockAuthorizedAmountValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_CollaborativeAgreementPercentageOfPurchaseCommitment" abstract="false" name="CollaborativeAgreementPercentageOfPurchaseCommitment" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="eose_Customer2Member" abstract="true" name="Customer2Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_AssetsAndLiabilitiesLesseeTableTextBlock" abstract="false" name="AssetsAndLiabilitiesLesseeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="eose_DeferredTaxAssetsValuationAllowanceIncomeStatementsNotAllocated" abstract="false" name="DeferredTaxAssetsValuationAllowanceIncomeStatementsNotAllocated" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_LeaseLiability" abstract="false" name="LeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_A2021ConvertibleNotesMember" abstract="true" name="A2021ConvertibleNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_AFGConvertibleNoteMember" abstract="true" name="AFGConvertibleNoteMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_DebtInstrumentDiscountRatePercentage" abstract="false" name="DebtInstrumentDiscountRatePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="eose_GovernmentGrantsPolicyPolicyTextBlock" abstract="false" name="GovernmentGrantsPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="eose_AFGConvertibleNotesMember" abstract="true" name="AFGConvertibleNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="eose_UnrecognizedTaxBenefitsDecreaseResultingFromRateChange" abstract="false" name="UnrecognizedTaxBenefitsDecreaseResultingFromRateChange" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" abstract="false" name="IncreaseDecreaseInAccountsPayableAndAccruedExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="eose_LeaseRightOfUseAsset" abstract="false" name="LeaseRightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
