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Duke Energy Corp, et al. – ‘10-Q’ for 9/30/19 – ‘EX-101.SCH’

On:  Friday, 11/8/19, at 11:23am ET   ·   For:  9/30/19   ·   Accession #:  1326160-19-229   ·   File #s:  1-01232, 1-03274, 1-03382, 1-03543, 1-04928, 1-06196, 1-15929, 1-32853

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  As Of               Filer                 Filing    For·On·As Docs:Size

11/08/19  Duke Energy Corp                  10-Q        9/30/19  149:49M
          Duke Energy Ohio, Inc.
          Duke Energy Florida, LLC.
          Duke Energy Progress, LLC.
          Duke Energy Indiana, LLC
          Duke Energy Carolinas, LLC
          Piedmont Natural Gas Co Inc
          Progress Energy Inc

Quarterly Report   —   Form 10-Q   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   6.40M 
 2: EX-31.1.1   Certification of Chief Executive Officer            HTML     45K 
 3: EX-31.1.2   Certification of Chief Executive Officer            HTML     45K 
 4: EX-31.1.3   Certification of Chief Executive Officer            HTML     45K 
 5: EX-31.1.4   Certification of Chief Executive Officer            HTML     45K 
 6: EX-31.1.5   Certification of Chief Executive Officer            HTML     45K 
 7: EX-31.1.6   Certification of Chief Executive Officer            HTML     45K 
 8: EX-31.1.7   Certification of Chief Executive Officer            HTML     45K 
 9: EX-31.1.8   Certification of Chief Executive Officer            HTML     45K 
10: EX-31.2.1   Certification of Chief Financial Officer            HTML     45K 
11: EX-31.2.2   Certification of Chief Financial Officer            HTML     45K 
12: EX-31.2.3   Certification of Chief Financial Officer            HTML     45K 
13: EX-31.2.4   Certification of Chief Financial Officer            HTML     45K 
14: EX-31.2.5   Certification of Chief Financial Officer            HTML     45K 
15: EX-31.2.6   Certification of Chief Financial Officer            HTML     45K 
16: EX-31.2.7   Certification of Chief Financial Officer            HTML     45K 
17: EX-31.2.8   Certification of Chief Financial Officer            HTML     45K 
18: EX-32.1.1   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
19: EX-32.1.2   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
20: EX-32.1.3   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
21: EX-32.1.4   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
22: EX-32.1.5   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
23: EX-32.1.6   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
24: EX-32.1.7   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
25: EX-32.1.8   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
26: EX-32.2.1   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
27: EX-32.2.2   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
28: EX-32.2.3   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
29: EX-32.2.4   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
30: EX-32.2.5   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
31: EX-32.2.6   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
32: EX-32.2.7   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
33: EX-32.2.8   Certification Pursuant to 18 U.S.C. Section 1350    HTML     41K 
66: R1          Cover Page                                          HTML    156K 
105: R2          Condensed Consolidated Statements of Operations     HTML    259K  
                and Comprehensive Income                                         
147: R3          Condensed Consolidated Statements of Comprehensive  HTML     76K  
                Income                                                           
79: R4          Condensed Consolidated Balance Sheets               HTML    323K 
65: R5          Condensed Consolidated Balance Sheets               HTML    120K 
                (Parenthetical)                                                  
103: R6          Condensed Consolidated Statements of Cash Flows     HTML    306K  
146: R7          Condensed Consolidated Statements of Changes in     HTML    283K  
                Equity                                                           
81: R8          Condensed Consolidated Statements of Changes in     HTML     44K 
                Equity (Parenthetical)                                           
61: R9          Organization and Basis of Presentation              HTML    251K 
58: R10         Business Segments                                   HTML    347K 
77: R11         Regulatory Matters                                  HTML    218K 
148: R12         Commitments and Contingencies                       HTML    168K  
110: R13         Leases                                              HTML   1.24M  
59: R14         Debt and Credit Facilities                          HTML    245K 
78: R15         Asset Retirement Obligations                        HTML    155K 
149: R16         Goodwill                                            HTML     62K  
111: R17         Related Party Transactions                          HTML    167K  
60: R18         Derivatives and Hedging                             HTML    831K 
76: R19         Investments in Debt and Equity Securities           HTML    566K 
123: R20         Fair Value Measurements                             HTML    399K  
112: R21         Variable Interest Entities                          HTML    284K  
40: R22         Revenue                                             HTML    507K 
85: R23         Stockholders' Equity                                HTML     98K 
124: R24         Employee Benefit Plans                              HTML    282K  
113: R25         Income Taxes                                        HTML     74K  
41: R26         Subsequent Events                                   HTML     41K 
86: R27         Organization and Basis of Presentation (Policy)     HTML     93K 
122: R28         Organization and Basis of Presentation (Tables)     HTML    165K  
114: R29         Business Segments (Tables)                          HTML    345K  
109: R30         Regulatory Matters (Tables)                         HTML     58K  
144: R31         Commitments and Contingencies (Table)               HTML    146K  
83: R32         Leases (Tables)                                     HTML    653K 
64: R33         Debt and Credit Facilities (Tables)                 HTML    249K 
107: R34         Asset Retirement Obligations (Tables)               HTML    157K  
141: R35         Goodwill (Tables)                                   HTML     59K  
80: R36         Related Party Transactions (Tables)                 HTML    165K 
62: R37         Derivatives and Hedging (Tables)                    HTML   1.06M 
104: R38         Investments in Debt and Equity Securities (Tables)  HTML    964K  
145: R39         Fair Value Measurements (Tables)                    HTML    413K  
121: R40         Variable Interest Entities (Tables)                 HTML    283K  
130: R41         Revenue (Tables)                                    HTML    506K  
88: R42         Stockholders' Equity (Tables)                       HTML     78K 
43: R43         Employee Benefit Plans (Tables)                     HTML    279K 
120: R44         Income Taxes (Tables)                               HTML     68K  
129: R45         Organization and Basis of Presentation (Narrative)  HTML     56K  
                (Details)                                                        
87: R46         Organization and Basis of Presentation (Schedule    HTML     65K 
                of Cash and Cash Equivalents) (Details)                          
42: R47         Organization and Basis of Presentation (Schedule    HTML     83K 
                of Inventory) (Details)                                          
119: R48         Business Segments (Narrative) (Details)             HTML     81K  
131: R49         Business Segments (Business Segment Data)           HTML    124K  
                (Details)                                                        
138: R50         Regulatory Matters (Narrative) (Details)            HTML   1.03M  
99: R51         Regulatory Matters (Schedule of Net Carrying Value  HTML     60K 
                Of Facilities and Megawatt Capacity) (Details)                   
50: R52         Commitments and Contingencies (Narrative)           HTML     95K 
                (Details)                                                        
67: R53         Commitments and Contingencies (Schedule of          HTML     75K 
                Environmental Loss Contingencies) (Details)                      
139: R54         Commitments and Contingencies (Schedule of Legal    HTML     52K  
                Reserves) (Details)                                              
100: R55         Leases (Operating Lease Right-of-use Assets and     HTML     65K  
                Liabilities) (Details)                                           
51: R56         Leases (Lease Costs) (Details)                      HTML    106K 
68: R57         Leases (Rent Expense) (Details)                     HTML     55K 
137: R58         Leases (Operating Lease Maturities) (Details)       HTML    136K  
102: R59         Leases (Finance Lease Maturities) (Details)         HTML    127K  
45: R60         Leases (Supplemental Financial Information)         HTML    147K 
                (Details)                                                        
92: R61         Leases (Narrative) (Details)                        HTML     48K 
126: R62         Debt and Credit Facilities (Narrative) (Details)    HTML     66K  
116: R63         Debt and Credit Facilities (Summary of Debt         HTML    123K  
                Issuances) (Details)                                             
46: R64         Debt and Credit Facilities (Summary of Current      HTML     86K 
                Maturities of Long-term Debt) (Details)                          
93: R65         Debt and Credit Facilities (Schedule of Line of     HTML     78K 
                Credit Facilities) (Details)                                     
127: R66         Debt and Credit Facilities (Schedule of Other       HTML     58K  
                Credit Facilities) (Details)                                     
117: R67         Asset Retirement Obligations (ARO by Category)      HTML     90K  
                (Details)                                                        
49: R68         Asset Retirement Obligations (ARO Rollforward)      HTML     72K 
                (Details)                                                        
90: R69         Asset Retirement Obligations (NDTF Information)     HTML     48K 
                (Details)                                                        
72: R70         Goodwill (Rollforward of Goodwill) (Details)        HTML     55K 
56: R71         Goodwill (Narrative) (Details)                      HTML     58K 
97: R72         Related Party Transactions (Other Revenue and       HTML     91K 
                Expense) (Details)                                               
135: R73         Related Party Transactions (Intercompany Income     HTML     62K  
                Taxes) (Details)                                                 
71: R74         Derivatives and Hedging (Notional Amounts of        HTML     86K 
                Derivative Instruments) (Details)                                
55: R75         Derivatives and Hedging (Location and Fair Value    HTML    177K 
                Amounts of Derivatives Reflected in the Condensed                
                Consolidated Balance Sheets) (Details)                           
96: R76         Derivatives and Hedging (Schedule of Offsetting     HTML     86K 
                Assets) (Details)                                                
134: R77         Derivatives and Hedging (Schedule of Offsetting     HTML     89K  
                Liabilities) (Details)                                           
74: R78         Derivatives and Hedging (Derivative Instruments     HTML     53K 
                with Credit-Risk Related Contingent Features and                 
                Cash Collateral) (Details)                                       
52: R79         Derivatives and Hedging (Narrative) (Details)       HTML     45K 
73: R80         Investments in Debt and Equity Securities (All      HTML    105K 
                Debt and Equity Securities Through OCI and FV-NI -               
                ASU 2016-01) (Details)                                           
57: R81         Investments in Debt and Equity Securities (Equity   HTML     83K 
                Securities, FV-NI - ASU 2016-01) (Details)                       
98: R82         Investments in Debt Securities and Equity           HTML    159K 
                Securities (Available-for-sale, OCI - ASU 2016-01)               
                (Details)                                                        
136: R83         Investments in Debt and Equity Securities           HTML    206K  
                (Available-For-Sale Investments) (Details)                       
69: R84         Investments in Debt and Equity Securities           HTML     73K 
                (Maturities) (Details)                                           
54: R85         Fair Value Measurements (Fair Value Measurement     HTML    154K 
                Amounts for Assets and Liabilities) (Details)                    
95: R86         Fair Value Measurements (Reconciliation of Assets   HTML     71K 
                and Liabilities Measured At Fair Value On A                      
                Recurring Basis Using Unobservable Inputs)                       
                (Details)                                                        
133: R87         Fair Value Measurements (Quantitative Level 3 Fair  HTML     74K  
                Value Disclosures) (Details)                                     
75: R88         Fair Value Measurements (Other Fair Value           HTML     69K 
                Disclosure) (Details)                                            
53: R89         Variable Interest Entities (Narrative) (Details)    HTML     73K 
44: R90         Variable Interest Entities (Schedule of Accounts    HTML     68K 
                Receivable Securitizations) (Details)                            
91: R91         Variable Interest Entities (Schedule of             HTML    105K 
                Consolidated VIEs) (Details)                                     
125: R92         Variable Interest Entities (Schedule of             HTML     88K  
                Non-Consolidated VIEs) (Details)                                 
115: R93         Variable Interest Entities (Pipeline Investments)   HTML     56K  
                (Details)                                                        
47: R94         Variable Interest Entities (Receivables Sold)       HTML     54K 
                (Details)                                                        
94: R95         Variable Interest Entities (Sales and Cash Flows)   HTML     60K 
                (Details)                                                        
128: R96         Revenue (Remaining Performance Obligations)         HTML    103K  
                (Details)                                                        
118: R97         Revenue (Disaggregation of Revenue) (Details)       HTML    168K  
48: R98         Revenue (Unbilled Revenues) (Details)               HTML     59K 
89: R99         Stockholders' Equity (Earnings Per Share Data)      HTML     75K 
                (Details)                                                        
106: R100        Stockholders' Equity (Equity Securities Offering)   HTML     80K  
                (Details)                                                        
140: R101        Stockholders' Equity (Preferred Stock) (Details)    HTML     78K  
82: R102        Employee Benefit Plans (Narrative) (Details)        HTML     67K 
63: R103        Employee Benefit Plans (Components of Net Periodic  HTML     90K 
                Pension Costs) (Details)                                         
108: R104        Employee Benefit Plans - Summary of Contributions   HTML     57K  
                (Details)                                                        
143: R105        Income Taxes (Effective Tax Rates) (Details)        HTML     60K  
84: R106        Income Taxes (Narrative) (Details)                  HTML     44K 
70: XML         IDEA XML File -- Filing Summary                      XML    251K 
132: XML         XBRL Instance -- duk-20190930x10q_htm                XML  18.23M  
142: EXCEL       IDEA Workbook of Financial Reports                  XLSX    230K  
35: EX-101.CAL  XBRL Calculations -- duk-20190930_cal                XML    393K 
36: EX-101.DEF  XBRL Definitions -- duk-20190930_def                 XML   2.41M 
37: EX-101.LAB  XBRL Labels -- duk-20190930_lab                      XML   3.05M 
38: EX-101.PRE  XBRL Presentations -- duk-20190930_pre               XML   2.56M 
34: EX-101.SCH  XBRL Schema -- duk-20190930                          XSD    335K 
101: JSON        XBRL Instance as JSON Data -- MetaLinks              620±   977K  
39: ZIP         XBRL Zipped Folder -- 0001326160-19-000229-xbrl      Zip   1.07M 


‘EX-101.SCH’   —   XBRL Schema — duk-20190930


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
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<link:definition> 1001000 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income </link:definition>
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<link:definition> 2413405 - Disclosure - Debt and Credit Facilities (Schedule of Line of Credit Facilities) (Details) </link:definition>
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<link:definition> 2413406 - Disclosure - Debt and Credit Facilities (Schedule of Other Credit Facilities) (Details) </link:definition>
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<link:definition> 2413403 - Disclosure - Debt and Credit Facilities (Summary of Debt Issuances) (Details) </link:definition>
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<link:definition> 2126100 - Disclosure - Fair Value Measurements </link:definition>
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<link:definition> 2426402 - Disclosure - Fair Value Measurements (Fair Value Measurement Amounts for Assets and Liabilities) (Details) </link:definition>
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<link:definition> 2135100 - Disclosure - Income Taxes </link:definition>
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<link:definition> 2435402 - Disclosure - Income Taxes (Effective Tax Rates) (Details) </link:definition>
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<link:definition> 2435403 - Disclosure - Income Taxes (Narrative) (Details) </link:definition>
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<link:definition> 2425402 - Disclosure - Investments in Debt and Equity Securities (All Debt and Equity Securities Through OCI and FV-NI - ASU 2016-01) (Details) </link:definition>
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<link:definition> 2425405 - Disclosure - Investments in Debt and Equity Securities (Available-For-Sale Investments) (Details) </link:definition>
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<link:definition> 2425403 - Disclosure - Investments in Debt and Equity Securities (Equity Securities, FV-NI - ASU 2016-01) (Details) </link:definition>
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<link:definition> 2425406 - Disclosure - Investments in Debt and Equity Securities (Maturities) (Details) </link:definition>
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<link:definition> 2325301 - Disclosure - Investments in Debt and Equity Securities (Tables) </link:definition>
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<link:definition> 2425404 - Disclosure - Investments in Debt Securities and Equity Securities (Available-for-sale, OCI - ASU 2016-01) (Details) </link:definition>
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<link:definition> 2405406 - Disclosure - Leases (Finance Lease Maturities) (Details) </link:definition>
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<link:definition> 2405406 - Disclosure - Leases (Finance Lease Maturities) (Details) </link:definition>
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<link:definition> 2405403 - Disclosure - Leases (Lease Costs) (Details) </link:definition>
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<link:definition> 2405408 - Disclosure - Leases (Narrative) (Details) </link:definition>
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<link:definition> 2405405 - Disclosure - Leases (Operating Lease Maturities) (Details) </link:definition>
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<link:definition> 2405402 - Disclosure - Leases (Operating Lease Right-of-use Assets and Liabilities) (Details) </link:definition>
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<link:definition> 2123100 - Disclosure - Related Party Transactions </link:definition>
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<link:definition> 2423403 - Disclosure - Related Party Transactions (Equity Method Investments) (Details) </link:definition>
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<link:definition> 2423404 - Disclosure - Related Party Transactions (Intercompany Income Taxes) (Details) </link:definition>
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<link:definition> 2423402 - Disclosure - Related Party Transactions (Other Revenue and Expense) (Details) </link:definition>
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<link:definition> 2129100 - Disclosure - Revenue </link:definition>
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<link:definition> 2429403 - Disclosure - Revenue (Disaggregation of Revenue) (Details) </link:definition>
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<link:definition> 2429402 - Disclosure - Revenue (Remaining Performance Obligations) (Details) </link:definition>
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<link:definition> 2429404 - Disclosure - Revenue (Unbilled Revenues) (Details) </link:definition>
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<link:definition> 2130100 - Disclosure - Stockholders' Equity </link:definition>
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<link:definition> 2430402 - Disclosure - Stockholders' Equity (Earnings Per Share Data) (Details) </link:definition>
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<link:definition> 2430404 - Disclosure - Stockholders' Equity (Preferred Stock) (Details) </link:definition>
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<link:definition> 2427402 - Disclosure - Variable Interest Entities (Narrative) (Details) </link:definition>
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<link:definition> 2427406 - Disclosure - Variable Interest Entities (Pipeline Investments) (Details) </link:definition>
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<link:definition> 2427408 - Disclosure - Variable Interest Entities (Receivables Sold) (Details) </link:definition>
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<xsd:element abstract="true" id="duk_LesseeLeasesRightOfUseAssetsAbstract" name="LesseeLeasesRightOfUseAssetsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_LesseeRightOfUseAssetsAcquiredInPeriodAbstract" name="LesseeRightOfUseAssetsAcquiredInPeriodAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_MGPCostRecovery2009Through2012Member" name="MGPCostRecovery2009Through2012Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_MGPCostRecovery2013Through2017Member" name="MGPCostRecovery2013Through2017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_MGPCostRecovery2018Member" name="MGPCostRecovery2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_MGPCostsRegulatoryDisallowanceMember" name="MGPCostsRegulatoryDisallowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_MalignantAsbestosClaimMember" name="MalignantAsbestosClaimMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_March2019DebtIssuance3.227CouponDue2022Member" name="March2019DebtIssuance3.227CouponDue2022Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_March2019DebtIssuance3.450CouponDue2029Member" name="March2019DebtIssuance3.450CouponDue2029Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_March2019DebtIssuanceDueMarch2022Member" name="March2019DebtIssuanceDueMarch2022Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_MaximumValueOfSharesToBeIssuedUnderATMProgram" name="MaximumValueOfSharesToBeIssuedUnderATMProgram" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_May2019DebtIssuance3.500CouponDue2029Member" name="May2019DebtIssuance3.500CouponDue2029Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_MembersEquityMember" name="MembersEquityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_MinimumMasterCreditFacilityBalanceRequired" name="MinimumMasterCreditFacilityBalanceRequired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="duk_NCDEQStateEnforcementActionsMember" name="NCDEQStateEnforcementActionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NCUCMember" name="NCUCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NaturalGasPipelineExtensionMember" name="NaturalGasPipelineExtensionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NaturalGasStorageAndTransportationCostsMember" name="NaturalGasStorageAndTransportationCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NdtfMember" name="NdtfMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_NetIncomeLossIncludingPortionAttributabletoNoncontrollingInterestIncludingPreferredDistributions" name="NetIncomeLossIncludingPortionAttributabletoNoncontrollingInterestIncludingPreferredDistributions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NonMalignantAsbestosClaimMember" name="NonMalignantAsbestosClaimMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_NoncontrollingInterestDecreaseFromDeconsolidationTaxBenefit" name="NoncontrollingInterestDecreaseFromDeconsolidationTaxBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NonregulatedRetiredFacilitySaleAxis" name="NonregulatedRetiredFacilitySaleAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NonregulatedRetiredFacilitySaleDomain" name="NonregulatedRetiredFacilitySaleDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NorthCarolinaAshBasinsMember" name="NorthCarolinaAshBasinsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NorthCarolinaDepartmentofRevenueMember" name="NorthCarolinaDepartmentofRevenueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NorthCarolinaIntegrityManagementRiderFilingMember" name="NorthCarolinaIntegrityManagementRiderFilingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NorthCarolinaRateCase2019Member" name="NorthCarolinaRateCase2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_NorthRosamondSolarFarmMember" name="NorthRosamondSolarFarmMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_NumberofNCPlantswithAshBasins" name="NumberofNCPlantswithAshBasins" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
<xsd:element id="duk_NumberofNCandSCPlantswithAshBasins" name="NumberofNCandSCPlantswithAshBasins" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
<xsd:element id="duk_NumberofPlantswithDisputedFacts" name="NumberofPlantswithDisputedFacts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
<xsd:element id="duk_NumberofPlantswithNoDisputedFacts" name="NumberofPlantswithNoDisputedFacts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="duk_OVECMember" name="OVECMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OhioBaseRateCase2017Member" name="OhioBaseRateCase2017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OhioPowerSitingBoardMember" name="OhioPowerSitingBoardMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OperatingSolarAssetsMember" name="OperatingSolarAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OperatingWindSolarAndBatteryStorageAssetsMember" name="OperatingWindSolarAndBatteryStorageAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OrganizationAndBasisOfPresentationLineItems" name="OrganizationAndBasisOfPresentationLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OrganizationAndBasisOfPresentationTable" name="OrganizationAndBasisOfPresentationTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OtherClassificationMember" name="OtherClassificationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OtherMember" name="OtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OtherRevenuesMember" name="OtherRevenuesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_OtherViesMember" name="OtherViesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PSCSCMember" name="PSCSCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_PaymentForDisposalOfOtherAssets" name="PaymentForDisposalOfOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element id="duk_PenaltyAssessed" name="PenaltyAssessed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_PendingLitigationDamagesSought" name="PendingLitigationDamagesSought" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element id="duk_Percentofproceedsreceivedascash" name="Percentofproceedsreceivedascash" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
<xsd:element id="duk_Percentofproceedsreceivedassubordinatednote" name="Percentofproceedsreceivedassubordinatednote" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="duk_PiedmontNaturalGasAndProgressEnergyMember" name="PiedmontNaturalGasAndProgressEnergyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PiedmontNaturalGasMember" name="PiedmontNaturalGasMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PioneerTransmissionMember" name="PioneerTransmissionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PipelineInvestmentsMember" name="PipelineInvestmentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PolicyTextBlockLineItems" name="PolicyTextBlockLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PollutionControlBondsMember" name="PollutionControlBondsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PowerGenerationMember" name="PowerGenerationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_ProceedsLoanedToSubsidiaryRegistrantsMember" name="ProceedsLoanedToSubsidiaryRegistrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_ProceedsOrPaymentsFromCollectionOrAdvanceToAffiliate" name="ProceedsOrPaymentsFromCollectionOrAdvanceToAffiliate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_ProgressEnergyMember" name="ProgressEnergyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_PropertyPlantAndEquipmentAssetsDivested" name="PropertyPlantAndEquipmentAssetsDivested" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_ProvisionForRateRefunds" name="ProvisionForRateRefunds" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesAgreementReturnOnEquityPercentage" name="PublicUtilitiesAgreementReturnOnEquityPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_PublicUtilitiesCommissionOfOhioMember" name="PublicUtilitiesCommissionOfOhioMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesDisclosureOfRateMattersRateBase" name="PublicUtilitiesDisclosureOfRateMattersRateBase" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element id="duk_PublicUtilitiesReductionOfAnnualRecoveryOfDeferredCoalAshCosts" name="PublicUtilitiesReductionOfAnnualRecoveryOfDeferredCoalAshCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesRegulatoryAssetAmountofRecoveryCostsDisallowed" name="PublicUtilitiesRegulatoryAssetAmountofRecoveryCostsDisallowed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element id="duk_PublicUtilitiesRequestedRateIncreaseDecreaseAmountAmendedFromInitialRequest" name="PublicUtilitiesRequestedRateIncreaseDecreaseAmountAmendedFromInitialRequest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesRequestedRateIncreaseDecreaseGrossAmount" name="PublicUtilitiesRequestedRateIncreaseDecreaseGrossAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesRequestedRateIncreaseDecreasePercentageNetOfTax" name="PublicUtilitiesRequestedRateIncreaseDecreasePercentageNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesRequestedRateIncreaseDecreaseRiderReduction" name="PublicUtilitiesRequestedRateIncreaseDecreaseRiderReduction" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_PublicUtilitiesRequestedRateIncreaseDecreaseRiderReductionTaxCutsAndJobsActAndReturnDeferredRevenue" name="PublicUtilitiesRequestedRateIncreaseDecreaseRiderReductionTaxCutsAndJobsActAndReturnDeferredRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_ReceivablesToMaintainMinimumEquityBalance" name="ReceivablesToMaintainMinimumEquityBalance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="duk_RenewableEnergyProjectsMember" name="RenewableEnergyProjectsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_RenewableMerchantPlantsMember" name="RenewableMerchantPlantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_RequestedRiderRevenueIncrease" name="RequestedRiderRevenueIncrease" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_ResidentialMember" name="ResidentialMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_ScheduleOfAvailableForSaleSecuritiesAndOtherTradingAssetsLineItems" name="ScheduleOfAvailableForSaleSecuritiesAndOtherTradingAssetsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_ScheduleOfAvailableForSaleSecuritiesAndOtherTradingAssetsTable" name="ScheduleOfAvailableForSaleSecuritiesAndOtherTradingAssetsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_SecondRevisedAndRestatedStipulationAndSettlementAgreement2017Member" name="SecondRevisedAndRestatedStipulationAndSettlementAgreement2017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_SegmentReportingOwnershipDivested" name="SegmentReportingOwnershipDivested" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_SeniorUnsecuredTermLoanFacilityDueSeptember2019Member" name="SeniorUnsecuredTermLoanFacilityDueSeptember2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_September2019DebtIssuance3.230CouponDue2025Member" name="September2019DebtIssuance3.230CouponDue2025Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_September2019DebtIssuance3.250CouponDue2049Member" name="September2019DebtIssuance3.250CouponDue2049Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_September2019DebtIssuance3.560CouponDue2029Member" name="September2019DebtIssuance3.560CouponDue2029Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_SignificantAccountingPoliciesRegistrantsTable" name="SignificantAccountingPoliciesRegistrantsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_SouthCarolinaRateCase2018Member" name="SouthCarolinaRateCase2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_SouthernCompanyGasMember" name="SouthernCompanyGasMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_SpentNuclearFuelMattersMember" name="SpentNuclearFuelMattersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_StormRestorationCostRecoveryMember" name="StormRestorationCostRecoveryMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_TPUCMember" name="TPUCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="duk_TaxActAnnualTaxSavingsRequestedRateDecreaseAmount" name="TaxActAnnualTaxSavingsRequestedRateDecreaseAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_TaxActExcessDeferredTaxAmortizationRequestedRateDecreaseAmount" name="TaxActExcessDeferredTaxAmortizationRequestedRateDecreaseAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="duk_TaxCutsandJobsActMeasurementPeriodAdjustmentIncomeTaxExpenseBenefit" name="TaxCutsandJobsActMeasurementPeriodAdjustmentIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_TennesseeIntegrityManagementRiderFilingNovember2018Member" name="TennesseeIntegrityManagementRiderFilingNovember2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_TermLoanMember" name="TermLoanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_TotalReportableSegmentsMember" name="TotalReportableSegmentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_TrentonGenerationProjectMember" name="TrentonGenerationProjectMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_USDOJMember" name="USDOJMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_VariableInterestEntitiesAbstract" name="VariableInterestEntitiesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_VariableInterestEntityMember" name="VariableInterestEntityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_WeightedAverageDiscountRateAbstract" name="WeightedAverageDiscountRateAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_WeightedAverageRemainingLeaseTermAbstract" name="WeightedAverageRemainingLeaseTermAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_WellsFargoBankMember" name="WellsFargoBankMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_WesternCarolinasModernizationPlanMember" name="WesternCarolinasModernizationPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_WholesaleMember" name="WholesaleMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="duk_WilliamsPartnersL.P.Member" name="WilliamsPartnersL.P.Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
</xsd:schema>

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