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  <element id="amsc_DescriptionOfBusinessLineItems" name="DescriptionOfBusinessLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="amsc_BusinessSegmentsPowerOfWindTurbines" name="BusinessSegmentsPowerOfWindTurbines" nillable="true" type="num:powerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_PeriodBeforeFirstInstallmentPayment" name="PeriodBeforeFirstInstallmentPayment" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="amsc_PrepaidAndOtherCurrentAssetsDisclosureTextBlock" name="PrepaidAndOtherCurrentAssetsDisclosureTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_AccruedInvestoriesInTransit" name="AccruedInvestoriesInTransit" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="amsc_PrepaidIndirectAndOtherTaxes" name="PrepaidIndirectAndOtherTaxes" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="amsc_FairValueDisclosureValuationOfDerivativeLiabilityAttributableToModification" name="FairValueDisclosureValuationOfDerivativeLiabilityAttributableToModification" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="amsc_AccruedOutsideServices" name="AccruedOutsideServices" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="amsc_NewUnsecuredSeniorConvertibleNoteMember" name="NewUnsecuredSeniorConvertibleNoteMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_InstallmentAmountOfNotePayable" name="InstallmentAmountOfNotePayable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="amsc_DeferredInstallmentPaymentsOfNotePayable" name="DeferredInstallmentPaymentsOfNotePayable" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="amsc_CgPowerSolutionsUkLimitedMember" name="CgPowerSolutionsUkLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_PortionOfInstallementPaymentToBeConverted" name="PortionOfInstallementPaymentToBeConverted" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="amsc_PriceFailureEquityConditionPercentage" name="PriceFailureEquityConditionPercentage" nillable="true" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_AggregateDailyDollarTradingVolume" name="AggregateDailyDollarTradingVolume" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="amsc_BeneficialOwnershipLimitationPercentage" name="BeneficialOwnershipLimitationPercentage" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_NonCashInterestExpenseAmortizationOfDebtDiscount" name="NonCashInterestExpenseAmortizationOfDebtDiscount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="amsc_NonCashInterestExpenseIssuingStockAtDiscount" name="NonCashInterestExpenseIssuingStockAtDiscount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="amsc_PercentageOfStockDiscount" name="PercentageOfStockDiscount" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_RightToIssueAddtionalPrincipalAmount" name="RightToIssueAddtionalPrincipalAmount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="amsc_SeniorSecuredLoanMember" name="SeniorSecuredLoanMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_NumberOfShareIssuedForConvertedPayment" name="NumberOfShareIssuedForConvertedPayment" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_GainLossInChangeOfFairValueOfDerivativeInstrumentsAndWarrants" name="GainLossInChangeOfFairValueOfDerivativeInstrumentsAndWarrants" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="amsc_EOnClimateAndRenewablesMember" name="EOnClimateAndRenewablesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_ErgonEnergyCorporationLimitedMember" name="ErgonEnergyCorporationLimitedMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_WarrantInstrumentsFairValueDisclosure" name="WarrantInstrumentsFairValueDisclosure" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="amsc_PostModificationMember" name="PostModificationMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_PreModificationMember" name="PreModificationMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_PercentageVolumeConditionMet" name="PercentageVolumeConditionMet" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="amsc_RequiredCollateralLetterOfCredit" name="RequiredCollateralLetterOfCredit" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="amsc_ShortfallPayment" name="ShortfallPayment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
</schema>
