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Examples
“THE LOWDOWN According to MotorGuide, the digital variable-speed control on this transom-mount can triple your running time on one battery charge.”
“Installing variable-speed fans can yield big gains in efficiency.”
The Wall Street Journal: Ten Easy Steps to More Energy-Efficient Buildings
“In May, Mitsubishi accused GE of trying to monopolize the market for variable-speed wind turbines in the U.S.”
“Toy rocket inspires variable-speed bullets « Isegoria”
“These intermittent or variable-speed escalators are popular in Europe and Asia, but they haven't gained much traction in the United States, thanks to a national safety code that forbids escalators from changing speed.”
The Washington Post: The Green Lantern: Are escalators more energy-efficient than elevators?
“The actual savings on a given escalator will depend on how often the unit is idle, but a recent European study estimated that installing variable-speed drives on all the region's escalators could reduce electricity use by about 28 percent.”
The Washington Post: The Green Lantern: Are escalators more energy-efficient than elevators?
“My favourite piece of equipment is a variable-speed vacuum cleaner It can be used for so many things – vacuuming mattresses, for example, is the best way to get rid of mites.”
“(Actually it was Lindsey's voice sampled through a variable-speed oscillator.)”
“This week, we noticed some nice reactions to recent reviews, ratings, videos and blog postings: Several members are weighing in on the pros and cons of gas furnaces that use a variable-speed blower motor.”
“This week, we noticed some nice reactions to recent reviews, ratings, videos and blog postings:Several members are weighing in on the pros and cons of gas furnaces that use a variable-speed blower motor.”
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