No. 77: Install movement sensors for lights and cooling
No. 77: Install movement sensors for lights and cooling
Number 77
Learn why you should do this:
Installing movement sensors for lights and cooling in schools is a simple yet effective way to save energy and reduce utility bills. These sensors detect when a room or space is occupied and automatically turn on the lights or cooling system, and turn them off when the space is empty. This not only reduces energy waste but also saves money on utility bills, making it a financially sound investment. In addition, this approach has environmental benefits as it reduces energy consumption and greenhouse gas emissions, contributing to a more sustainable future.
According to a study by the US Department of Energy, lighting accounts for 17% of electricity use in commercial buildings, while HVAC systems (heating, ventilation, and air conditioning) account for 40% of energy use. Installing occupancy sensors for lighting and cooling can lead to significant energy savings. In fact, the same study found that implementing occupancy sensors in classrooms alone can reduce lighting energy use by 24% and HVAC energy use by 18%.
Furthermore, the installation of movement sensors in schools is beneficial for educational purposes. It creates an opportunity for students to learn about energy efficiency and sustainability. By observing how the sensors work and understanding how their behavior impacts energy usage, students can develop a deeper understanding of environmental issues and learn to be responsible for their actions.
In addition to providing educational benefits, installing movement sensors can also be financially advantageous for schools. According to the US Environmental Protection Agency, schools can save up to 30% on energy bills by implementing energy-efficient practices. By reducing energy waste and consumption, schools can save a considerable amount of money on utility bills. These savings can then be invested in other educational programs, such as student resources or teacher training.
One example of a successful implementation of movement sensors in schools is the Twin Rivers Unified School District in California. The district installed occupancy sensors in classrooms and hallways, resulting in a 26% reduction in energy consumption and a savings of $200,000 in utility bills annually. The district’s energy manager, Tim Simmons, noted that the installation of sensors not only led to financial savings but also contributed to a culture of sustainability in the school district.
In conclusion, the installation of movement sensors for lights and cooling in schools has environmental, educational, and financial benefits. By reducing energy waste and consumption, it not only saves money on utility bills but also contributes to a more sustainable future. It also provides an opportunity for students to learn about energy efficiency and sustainability, while enabling schools to invest in other educational programs. Schools can look to the success of the Twin Rivers Unified School District as an example of the positive impact of implementing this energy-efficient practice.
Sources:
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Energy Saving Trust. (2022). Automatic controls. Retrieved from https://energysavingtrust.org.uk/home-energy-efficiency/energy-efficient-heating-and-lighting/automatic-controls
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Natural Resources Defense Council. (2018). Smart Buildings: Using Smart Technology to Save Energy in Existing Buildings. Retrieved from https://www.nrdc.org/sites/default/files/smart-buildings-IP.pdf
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U.S. Department of Energy. (n.d.). Lighting Controls. Retrieved from https://www.energy.gov/eere/femp/lighting-controls
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Rocky Mountain Institute. (2016). Integrating Plug Load Control Strategies into Commercial Buildings: A Guidebook for Working with Tenants, Building Staff, and Energy Service Providers. Retrieved from https://rmi.org/wp-content/uploads/2017/04/RMI-Integrating-Plug-Load-Control-Strategies-into-Commercial-Buildings-Full-Report.pdf

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