Office Building - Lighting Upgrade

Custom Settings enabled on this project: Resource Units  ‡ Emissions Factors  § Resource Price Forecasting 

Overview

Description

Changed 62 fixtures from T-12 to LED. Allowed us to reduce number of bulbs and change them less often, resulting in maintenance savings as well. GreenBean LEDs were used and purchased in bulk.

Project Types

  • Building Heating, Ventilation, Air Conditioning (HVAC)
    • Thermostats
    • Variable-Speed Drives (VSD)
  • Lighting
    • Lighting controls

Campus/Site

The Sustainable Endowments Institute

Facilities

Proposed Cost (United States Dollar): $ 40,000.00

Timeline

2022-12-01
2022-12-22
2022-01-01
10 years

Resources Tracked

Resource
Units
Cost x Unit
Annual Savings
  • Electricity
    kWh
    $ 0.1000
    25,000 kWh
  • Maintenance
    hrs
    $ 50.0000
    500 hrs
Fewer labor hours, less installation time

Measurement and Verification Methodology


Option D: Calibrated Computer Simulation

Started sub metering in 2017. Previously estimates.

Performance

Savings Over Time

Average Annual Total to Date Life of Project
Financial Savings
($) 		27,500 5,755 162,565
Energy Savings
(kWh) 		25,000 57,548 249,966
Emissions Abated
(MTCO2e) ‡ 		68.0 156.6 680.3
Carbon Reduction Impact
(Carbon Price) ($) 		8,981.1 19,776.2 90,109.0

Financial Metrics

Simple Payback Period (years)
4.27
Lifetime Return on Investment (ROI)
441.9%
Annual ROI
44.2%
Net Present Value (NPV)
$ 77,560.36
Internal Rate of Return (IRR)
29.40%
Unit Cost per MTCO2e abated‡
$ 44.10

Project Transactions

Transaction Type
Date
Amount
  • Expenditure
    2017-07-03
    -$ 30,000.00
    materials and labor
  • Rebate
    2017-08-24
    $ 15,000.00
    $ 15,000.00
  • Expenditure
    2018-03-19
    -$ 15,000.00

Summary

Project cost
$ 30,000.00

§ Annual Tracking Data

date saved fuel
price ($/kWh) 		forecasted energy
price ($/kWh)§ 		energy
saved (kWh) 		annual financial savings ($) forecasted annual financial savings ($)§ Carbon Reduction Impact ($)
  2022-01-01 0.0000 0.0000 0 (30,000.00) (30,000.00) 0.00
►▼  2022-06-30 0.1000 0.1050 12,397 1,239.73 1,301.71 4,183.74
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 1,240
Maintenance (Other) 5.0000 / hrs 0 hrs 0
►▼  2023-06-30 0.1000 0.1103 25,000 2,500.00 2,756.25 8,572.89
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 5.0000 / hrs 0 hrs 0
►▼  2024-06-30 0.1000 0.1158 25,000 2,500.00 2,894.06 8,708.97
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 5.0000 / hrs 0 hrs 0
►▼  2025-06-30 0.1000 0.1216 25,000 2,500.00 3,038.77 8,777.01
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 5.0000 / hrs 0 hrs 0
►▼  2026-06-30 0.1000 0.1276 25,000 27,500.00 28,190.70 8,913.09
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 50.0000 / hrs 500 hrs 25,000
►▼  2027-06-30 0.1000 0.1340 25,000 2,500.00 3,350.24 8,981.13
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 5.0000 / hrs 0 hrs 0
►▼  2028-06-30 0.1000 0.1407 25,000 27,500.00 28,517.75 9,117.20
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 50.0000 / hrs 500 hrs 25,000
►▼  2029-06-30 0.1000 0.1477 25,000 27,500.00 28,693.64 9,253.28
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 50.0000 / hrs 500 hrs 25,000
►▼  2030-06-30 0.1000 0.1551 25,000 27,500.00 28,878.32 9,321.32
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 50.0000 / hrs 500 hrs 25,000
►▼  2031-06-30 0.1000 0.1629 25,000 27,500.00 29,072.24 9,457.40
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 2,500
Maintenance (Other) 50.0000 / hrs 500 hrs 25,000
►▼  2031-12-31 0.1000 0.1710 12,568 13,825.14 14,717.91 4,822.95
Resource Price ($) Saved
(Annual Basis) Annual Financial
Savings ($)
Electricity (Energy) 0.1000 / kWh 25,000 kWh 1,257
Maintenance (Other) 50.0000 / hrs 500 hrs 12,568
Total Realized – – 57,548 5,755 6,391 19,776
Average 0.1000 0.1340 25,000 27,500 28,191 8,981
Total Realized and Projected – – 249,966 162,565 171,412 90,109

Office Building - Lighting Upgrade (Notes)
Friday, September 27, 2013
(posted over 10 years ago)

Hey, this is great!

Tuesday, October 1, 2013
(posted over 10 years ago)

Glad you like it!


Office Building - Lighting Upgrade (Attachments)

Cover Photo

Tuesday, September 19, 2017
2017-09-19 05:57:25 UTC
(posted over 6 years ago)
Last updated on Tuesday, September 19, 2017
IMG_3265.jpg — Image — size: 2.07 MB
Tuesday, September 15, 2015
2015-09-15 16:40:20 UTC
(posted over 8 years ago)
Last updated on Tuesday, September 15, 2015
production-category-counts.xlsx — Microsoft Excel — size: 15.2 KB
Description:

Utility data spreadsheet

Friday, January 3, 2014
2014-01-03 19:55:23 UTC
(posted over 10 years ago)
Last updated on Friday, January 3, 2014
BDGC_Logo_small.png — Image — size: 55.2 KB

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