Arch Solar/Sites/Boulder Commons Phase 1 - 2440 Junction

From Open Energy Information

Boulder Commons Phase 1 - 2440 Junction





2440 Junction Pl Boulder CO, 80301

Boulder Commons is the largest multitenant net-zero energy (NZE) project in the U.S. and among the first multitenant buildings in the U.S. to achieve net zero energy. This project proves that NZE-leased buildings can have a compelling value proposition for the developer, landlord, and tenant—providing a replicable model for the industry to scale cost-effective and high-performance leased spaces.

Energy Star
Office
148882
Total kW
10437
ft2

PROJECT INFORMATION

Month Completed (MM) 08
Year Completed (YYYY) 2018
Grid-Tied / Off Grid Grid-Tied
AC Service Voltage 480V
Net Metered? (Y/N) Yes
Non-Export Requirement? (Y/N) No
Readily Accessible Utility Disconnect? (Y/N) Yes
PV Production Meter? (Y/N) Yes
New Constr. / Retrofit  New Construction
Branded Installation? No
PV Cell Technology Monocrystalline Silicon (mono-Si)
PV Cell Architecture Mono-facial
Inverter Manufacturer (s) SolarEdge
Total AC Capacity (kW) 200
Storage Manufacturer (s)

NA

Storage Capacity (kWh) 0
Energy Star Property Type: Primary Office
Project Goals / Requirements Net Zero

SUPPLY CHAIN

Supply Chain Narrative

General Contractor

Mortenson Construction

Building Structural Engineer

Studio NYL Structural Engineers

Building Electrical Engineer

r2h Engineers

Sustainability Consultant

Integral Group

PV Electrical Engineer

Integral Group

PV Structural Engineer

KL&A Inc

PV DC Electrician

Independent Power Systems

PV AC Electrician

Encore Electric, Independent Power Systems

Building Electrician

Encore Electric

Utility

Xcel Energy

Authority Having Jurisdiction (AHJ)

City of Boulder

ARRAY INFORMATION

East Tilt Up
Arch Solar Category Building Applied PV (BAPV)
Arch Solar Sub Category Roof Mounted Tilt Up Array
Integration
Specification		 East Tilt Up
PV Module Manufacturer SunPower
PV Module Specification X21-345-COM
PV Module Efficiency 2%
PV Module Area 18 sqft - 2 sqm
Racking Manufacturer Orion Solar Racking
Racking Specification Orions Belt East-West
Gross Array Area
6898 sqft - 641 sqm		 3458 sqft - 321 sqm
Array
Orientation		 East Tilt Up
Tilt 10
Azimuth 105
Array
Power		 East Tilt Up
Module Qty
(393.00) Modules		 (197) Modules
Average Module Power
345.00 Watts		 345 Watts
PV Array Area 5232 sqft - 486 sqm
DC Capacity
136 kW		 68 kW
Array Gross Power Density
13 w/sqft - 140 w/sqm		 13 w/sqft - 140 w/sqm
Array
Energy		 East Tilt Up
Surface Specific Yield
1098 kWh/kW/yr		 Expression error: Unrecognized punctuation character "{". kWh/kW/yr
Est. Energy Production
148882 kWh/yr		 81119 kWh/yr
Gross Area
Energy Density
14 kwh/sqft/yr - 154 kwh/sqm/yr		 16 kwh/sqft/yr - 167 kwh/sqm/yr
Estimated Generation EUI
-13		 -7 kBTU/sqft/yr




Arch Solar





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West Tilt Up
 West Tilt Up West Tilt Up West Tilt Up West Tilt Up West Tilt Up 02 Western portion of east west racking system Building Applied PV (BAPV) Roof Mounted Tilt Up Array X21-345-COM Orions Belt East West SunPower Orion Solar Racking (196) Modules 345 Watts 61.3780 - 1559 41.1811 - 1046 5205 sqft - 484 sqm Roof Mount 0.916 1094 10 285 18 sqft - 2 sqm 3440 sqft - 320 sqm 19.6549 W/sqft - 211.5656 W/sqm 212.0107 - 19.6962 13 kwh/sqft/yr - 140 kwh/sqm/yr 13 w/sqft - 140 w/sqm 68 kW 1002.1040 67762 kWh/yr 2% -6 kBTU/sqft/yr - kWh/kW/yr






















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