ʻElua mau ʻano nui o nā kau puna a me nā kākoʻo, nā kaula hoʻololi a me nā kau puna mau.Hoʻohana nui ʻia ka hanger spring variable a me ka hanger pūnāwai mau i nā mea kanu wela, ka mana nuklea, ʻoihana petrochemical a me nā mea hana wela.
ʻO ka maʻamau, hoʻohana ʻia nā mea kau puna e amo i ka ukana a kaupalena i ka neʻe ʻana a me ka haʻalulu o ka ʻōnaehana paipu.Ma muli o ka ʻokoʻa o ka hana o nā mea kau punawai, ua ʻokoʻa ʻia lākou ma ke ʻano he hanger palena palena a me ka hanger hoʻouka kaumaha.
ʻO ka maʻamau, hana ʻia ka hanger puna i ʻekolu mau ʻāpana nui, ʻāpana pili paipu, ʻāpana waena (ʻo ka hapa nui o ka hana), a me ka ʻāpana i hoʻohana ʻia e hoʻopili me ka ʻano o ka bearing.
Nui nā pūnāwai kau a me nā mea pono e pili ana i kā lākou mau hana like ʻole, akā ʻo ka mea nui o lākou ʻo ia ka hanger puna wai a me ka hanger puna mau.