30: The HaLearnDay Spectacular! 2022
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TV Pickup Events - The Most Usual
TV pickup refers to a surge on the national grid when everyone turns on their caddles to make a cup of tea. Other appliances also apply like ovens and changes like central heating being turned on as well. It does still happen particularly during football events or things like the Queen's speech. All British mains plug sockets output 230 volts of electricity at a frequency of 50 hertz. If a sudden increase in the demand is a met by an increase in supply, you can cause a drop in the frequency output that 50 hertz across the grid. Because you can't store energy it's just continuously put in at the right level kept at this 40 to 50 hertz range.
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