muddy run pumped storage project (ferc no. 2355) - Exelon ...

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MUDDY RUN PUMPED STORAGE PROJECT (FERC NO. 2355) EXHIBIT A-PROJECT DESCRIPTION TABLE 1.6-1: TURBINE INTAKE STRUCTURE AND TAILRACE (CONOWINGO POND) CHARACTERISTICS Site Characteristic Muddy Run Power Reservoir A-7 Conowingo Pond Surface Area-Full Pond (acres) 892 8,500 Maximum / Mean Reservoir Depth at Normal Full Pond (ft) 220 / 60 100 / 20 Normal Full Pond Elevation (ft, NGVD 29) 520.0 109.2 Minimum Pond Elevation (ft, NGVD 29) 470.0 101.2 Maximum Pond Elevation (ft, NGVD 29) 520.0 110.2 Intake Elevations Unit Intake Width (ft) Unit Screened Area (sq ft) Trash Rack Bars Top (ft, NGVD 29) 455.0 71.4 CL (ft, NGVD 29) 447.5 66.7 Bottom (ft, NGVD 29) 440.0 61.9 12.1 per bay, 6 bays per unit 181.5 per bay, 6 bays per unit 15.8 per bay, 2 bays per unit 834.8 per bay, 2 bays per unit Thickness (in) 0.625 1.9 Height (in) 15 15 Clear Spacing (in) 5.375 5.5 Approach Velocity in front of Trashrack (fps) 3.67 4.19 Turbine Unit Operating 1 through 8 1 through 8
Turbine Type MUDDY RUN PUMPED STORAGE PROJECT (FERC NO. 2355) EXHIBIT A-PROJECT DESCRIPTION Turbine Characteristics TABLE 3-1: TURBINE UNIT CHARACTERISTICS A-8 Generating Pumping Reversible Francis (No’s. 1 through 8) Nameplate Turbine Capacity (MW) 100 Rated Hydraulic Capacity (cfs) 4,000 3,500 Design Head (ft) Runner Diameter (ft) 412 427 Inlet 17.45 11.9 Outlet 11.9 17.45 Runner Speed (rpm) 180 Number of Buckets 7 Bucket (blade) Tip Speed (ft/sec) 164.5 No. of Wicket Gates 20 Wicket Gate Spacing (in) 16.6 Pad Height (in) - clear distance between top and bottom of wicket gate 36
Page 1 and 2: BEFORE THE FEDERAL ENERGY REGULATOR
Page 3 and 4: MUDDY RUN PUMPED STORAGE PROJECT (F
Page 5 and 6: (3) MUDDY RUN PUMPED STORAGE PROJEC
Page 18 and 19: 1.7. Powerhouse MUDDY RUN PUMPED ST
Page 23 and 24: Discharge (cfs) 18,000 16,000 14,00
Page 25 and 26: Section 1.0 MUDDY RUN PUMPED STORAG
Page 29 and 30: SECTION 1.0 MUDDY RUN PUMPED STORAG
Page 33 and 34: SECTION 3.0 MUDDY RUN PUMPED STORAG
Page 51: MUDDY RUN PUMPED STORAGE PROJECT (F
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MUDDY RUN PUMPED STORAGE PROJECT (F
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SECTION 2.0 MUDDY RUN PUMPED STORAG
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1 FERC (2004) 2 USACE (2005) MUDDY
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2011 Sampling MUDDY RUN PUMPED STOR
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Flow Period MUDDY RUN PUMPED STORAG
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American Eel MUDDY RUN PUMPED STORA
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Special Designated Areas MUDDY RUN
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Aesthetics MUDDY RUN PUMPED STORAGE
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Cmnt No. � Stakeholder 4 FERC Dat
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Cmnt No. � Stakeholder 9 FERC 10
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Cmnt No. � Stakeholder 16 FERC 17
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Cmnt No. � Stakeholder 24 RFD 25
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Cmnt No. � Stakeholder 31 USFWS D
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Project No. 405-087 Project No. 235
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II. General Comments A. Delayed Stu
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B. Need for Environmental Impact St
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