Raguwar teku ba kawai yana da amfani ne ga masu surfe ba amma duk muna iya amfani da kuzarin da jujjuyawar da suke samarwa don samarwa wutar lantarki tare da fasaha mai dacewa da ita. Wannan makamashi mai sabuntawa wanda ba gurbatarwa ana kiran shi kalaman karfi ko karfin ruwa kuma kawo yanzu akwai 'yan aiyuka a duniya kasancewar fasahar sa tana da tsada da wahala.
A Spain, har yanzu ba a ci gajiyar kuzarin kasuwanci ba, akwai tashoshin jirgi biyu kawai a cikin Community na Cantabria da Basque Country, kuma ɗayan yana cikin bututun mai a Granadilla, Tenerife.
Ana amfani da makamashin da taguwar ruwa ke amfani da shi buoys wanda ke sauka da zuwa kan piston, wanda aka sanya famfo mai aiki da lantarki. Ruwan ya bar kuma ya shiga famfo kuma tare da motsi yana jan janareta wanda ke samar da wutar lantarki wanda aka aika zuwa ƙasa ta hanyar kebul na karkashin ruwa.
Kamfanin Iberdrola sanya shuka a cikin aiki, a ciki CantabriaHar zuwa yanzu, ta girka buoy 10 a zurfin mita 40 tsakanin kilomita 1,5 zuwa 3 daga bakin teku, tsiron ya mamaye yanki mai girman murabba'in kilomita 2.
Buoys suna da ƙarfi na 1,5 MW, suna hawa sama da ƙasa ta iska da kwance layin da ke motsawa janareta.
Iberdrola ya ba da tabbacin cewa ɗayan fa'idodinta shi ne amincinsa saboda nutsar da shi, wani kuma zai kasance mafi ƙarfinsa kuma a cewar kamfanin, tasirin muhalli kaɗan ne.
A nata bangare, a cikin Motrico, Queasar Basque, matukin jirgi a halin yanzu ana gina inda buoy tare da fasaha ake kira oscillating ruwa shafi. Yayinda ruwan ya shiga shafi, yana tilasta iska a cikin layin ta wuce ta cikin injin turbin kuma yana ƙara matsin lamba a cikin shafi. Lokacin da ruwan ya fito, iska yakan koma ta cikin injin turbin saboda gefen tekun na injin turbin yana da karancin matsi. Motar tana tururuwa ta hanya ɗaya kuma tana sa janareta ya samar da lantarki.