Buildings Start Taking a Bite Out of the Dreaded Vampire Draw


Buildings Start Taking a Bite Out of the Dreaded Vampire Draw


Our electronics have a hidden secret. Late at night, when we think they are off, they turn into vampires. Even when switched off, most electronic devices continue to consume electricity, silently draining energy from the grid and money from the pockets of those paying the utility bill. This sneaky, nocturnal activity is called “vampire draw,” and it’s estimated to account for around ten percent of the average household’s energy consumption. In commercial buildings, especially offices filled with electronics, it can be much higher. A study by the National Renewable Energy Laboratory estimated that plug loads can account for about 30 percent of the total energy used in office buildings. Another study found that vampire electronics contribute to 36 percent of total energy consumption during nights and weekends.

So far, energy reduction efforts in buildings have primarily focused on HVAC and lighting, and for good reason. HVAC and lighting systems are the largest energy consumers in buildings, so reducing these loads can provide the most immediate and significant benefits in terms of energy and carbon reduction. Building systems like HVAC and lighting are typically connected to a central building management system, making them easier to optimize and automate for efficiency...


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RSK: Who knew? Vampire energy.....a new term for commercial building owners.

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- - Volume: 24 - WEEK: 40 Date: 10/1/2024 8:57:50 AM -