Свръхпроводящо съхранение на енергия

Putasuperconductorringinamagneticfieldandcoolittobelowthecriticaltemperatureoftheringmaterial.Removethemagneticfield.Duetoelectromagneticinduction,therewillbeinducedcurrentinthering.Aslongasthetemperatureiskeptbelowthecriticaltemperature,Thecurrentwillcontinue.Testshaveshownthatthedecaytimeofthiscurrentisnotlessthan100,000years.Obviouslythisisanidealenergystoragedevice,calledsuperconductingenergystorage.

Superconductingenergystoragehasmanyadvantages,mainlyhighpower,lightweight,smallsize,lowloss,fastresponse,etc.,soithasawiderangeofapplications.Forexample,high-powerlasersneedtoprovidethousandsoreventensofthousandsofjoulesofenergyinstantaneously,whichcanbebornebysuperconductingenergystoragedevices.Superconductingenergystoragecanalsobeusedinthepowergrid.Whentheloadinthelargepowergridissmall,theexcesselectricalenergyisstored,andwhentheloadislarge,theelectricalenergyissentbacktothegrid,sothatthecontradictionbetweensupplyanddemandduringpeaksandtroughscanbeavoided.Thisissuperconductingenergystorage.

Superconducting energy storage

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