Electrical Procurements
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Transcript of Electrical Procurements
![Page 1: Electrical Procurements](https://reader035.fdocuments.us/reader035/viewer/2022062422/5681353a550346895d9ca032/html5/thumbnails/1.jpg)
1 BROOKHAVEN SCIENCE ASSOCIATES
Electrical Procurements
Thomas C. Nehring, PELead Electrical Engineer
Conventional Facilities Advisory Committee - Review March 10-11, 2009
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2 BROOKHAVEN SCIENCE ASSOCIATES
Outline
• Substation Expansion• 69 kV to 13.8 kV Substations Expansion• Pre-Purchased Equipment• Estimated Costs• Construction/Procurement Schedule• Construction Package Management/Oversight
• Secondary Unit Substations – for Ring Building Contract• Pre-Purchased Equipment• Estimated Cost• Procurement Schedule
• Concerns
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3 BROOKHAVEN SCIENCE ASSOCIATES
69 -13.8 kV Substation Expansion
• Scope• Modify 69 kV Yard and Tower @ B 603• Add 69 kV Breaker• Install 20 MVA Transformer and oil retention pit• Install 15 kV Switchgear and bus duct• Install new ductbank to vicinity of NSLS-2 Site
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4 BROOKHAVEN SCIENCE ASSOCIATES
Overall Electrical Utility Plan
Substation expansion and new ductbank
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5 BROOKHAVEN SCIENCE ASSOCIATES
Pre-Purchased Equipment
• Pre-Purchased Equipment• 69 kV Breaker• 20 MVA Transformer• 15 kV Switchgear
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6 BROOKHAVEN SCIENCE ASSOCIATES
Estimated Costs
• Estimated Costs• $1,975K Construction Contract• $80K 69 kV Breaker• $1,200K 20 MVA Transformer• $445K 15 kV Switchgear
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7 BROOKHAVEN SCIENCE ASSOCIATES
Construction/Procurement Schedule
• Construction Package Schedule Baseline CWE• Bid Package available 3/20/09 3/23/09
• Bid Solicitation 4/14/09 4/13/09
• Bids Returned 5/6/09 4/28/09
• Contract Award 6/17/09 5/29/09
• Notice to Proceed (Construction Start) 6/24/09 6/17/09
• Construction Complete 4/14/11 4/14/11
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8 BROOKHAVEN SCIENCE ASSOCIATES
Construction/Procurement Schedule
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9 BROOKHAVEN SCIENCE ASSOCIATES
Construction Package Management/Oversight
• Design• Design by HDR• Design review by NSLS-II
• Procurement• Bid solicitation by NSLS-II Procurement & Property Management
Group (PPM)• Review by NSLS-II Conventional Facilities (CF)
• Construction• Construction management/oversight by NSLS-II CF
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10 BROOKHAVEN SCIENCE ASSOCIATES
Pre-Purchased Equipment for Ring Bldg
• Secondary Unit Substations (SUS) • 8 SUS’s that include:
• 15 kV Switching• 15 kV Circuit Breaker• 2.5 MVA Transformer• 480 Outdoor Switchgear• 480 Indoor Switchgear
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11 BROOKHAVEN SCIENCE ASSOCIATES
Site Plan
Substations
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12 BROOKHAVEN SCIENCE ASSOCIATES
Construction/Procurement Schedule
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13 BROOKHAVEN SCIENCE ASSOCIATES
Concerns
• Storage of indoor pre-purchased equipment• To be received around the time it can be installed• Indoor Storage Space is available in C-AD complex if needed
• Work in 69 kV yard• Needs to be coordinated around the Lab’s operating schedule• Needs to be coordinated around LIPA’s summer demands• Need to be able to de-energize a portion of the 69 kV bus• Construction scheduled extended to incorporate two summer/fall
periods to allow ample time for shutdowns and coordination with site operating schedules
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14 BROOKHAVEN SCIENCE ASSOCIATES
69 kV Gas Insulated Circuit Breaker
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15 BROOKHAVEN SCIENCE ASSOCIATES
20 MVA Main Transformer
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16 BROOKHAVEN SCIENCE ASSOCIATES
15 kV Switchgear
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17 BROOKHAVEN SCIENCE ASSOCIATES
Main Substation Installation
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18 BROOKHAVEN SCIENCE ASSOCIATES
Secondary Unit Substation