Kei a koe i mohio i te ao whakatairanga o te kōwhiringa hau? Kua kite koe i ngā take mō te mea ka rokohanga mai ngā rautaki nui i runga i ngā whenua, engari kāore koe i mōhio he mea atu anō e noho ana? Ko te whakaputa hau rere pūnaha vertikāti (VAWT). He mea tino whakarerekē te whakahaere o ngā whakaputa hau rere VAWT nui rawa atu i ngā huatau horizontāti i te mea e noho nei tonu nei.
Ko te mea hoki, he aha te wāhanga nui o ngā VAWTs? Ki te kōrero i ngā whēkau hū whenua turei, he kiko kōhatu kei raro i ēnei e pūnaha ana ki te rite ki te kaiwhiriwhiri pūroro waka, āe ko ngā VAWTs (pēnei i tēnei momo raraunga 3D) he kiko e huri ana i te take tuarua. Ki te iti me te pai rawa ake, ka ea te huringa hau mai i tētahi takiwā.
Heoi nei, i konei ka whakarongo tonu mātou ki te āheinga o enei rākau tuatahi hau. He wero iti noa iho! Ka horoia ngā raupo o te rākau hau e te hau. Ka whakaritea he ira māori e tetahi kaihokohoko, ka whakamahia inaianei ki te whakapāngia i ngā whare rānei, i ngā pouako.
Ka taea e ngā whakamahere VAWTs kia mahi pai i te wā e hīnātia ana ngā hīrahi whenua iti, ā, ka taea e ia te mahi i roto i ngā hau māhina noa iho, nō reira ka taea e ngā tuhinga matua e ai ki ngā hau nui. E mahi pai ana rātou i runga i ngā wāhi rerekē, in particular i roto i ngā wāhi paheke, kei reira ka pūmau ngā hīrahi whenua iti.
Ko te kōrero nei he whakarongo ki ngā pai o ngā motokore pūhau anake. Tuatahitia, ka noho rahi rawa atu rātou i ngā pūhau matua, nā te mea ka haere iti rawa ngā para o rātou, e whai ake nei i te wehewehe o ngā hīrea. Ka noho ora rawa atu hoki rātou mō ngā manu me ngā pekapeka, nā te mea ka kore e whakaputa i te hīnātanga "corkscrewing" e kitea ana e ngā huinga.
Nō reira, ka pai hoki ngā pūhau anake kia whakauru ki ngā wāhi iti, rānei ko ngā wāhi e take ana i te takoto i runga i ngā tahuhu whare rānei i roto i ngā whare, nā te mea ka taea e rātou kia whakauru i te hau e kore ana e hāngai ki te mua o te whare.
Ko te tīmata nei i te mea e hiahiatia ana ko te āhua o te whakaputa hau rere i runga i te pūnaha vertikāti, pūnui ki ngā wāhanga. E toru ngā wāhanga matua o enei; ko te rotor (e kawe ana ngā niho kaiwhiriwhiri, me te whakaputa motiti e huri i te kēmu ki te matepura), ko te pou tuara hei whakangungu i ngā hiranga, ko te rangitaki mōrearea e awhina ana ki te mahi pai me te pai o te whakahaere.
Ko DHC te tohu ā-muri i te take o ngā rāngai hau-takurua me ngā rāngai wāhi. He noho ā-waho tērā i te mahi rangahau me te whakawhanake, te whakatū mahi, te hanga, me ngā ratonga matatika. I te tau 2009 ka whakatinana ngā whakapuakē o DHC i te whakaaro kia tiakina te taiao, ka noho whakamātau i ngā momo hanga hou me te pūkaha whakaputa hau rōnui poutokomanawa, ko ngā uara take tuatahi o te kāwanatanga "te tūao me te whakaaro pai, te mahi ngātahi me te hunga whakairo." Ko tēnei anō hoki te wāhanga o tō mātau ingoa "DHC".
Te whakapono me te tika he hangarau matua mō tā tātou nuinga. Tātou e whakamana ana i ngā mahi waiū tika me te whakatupu i ngā pūkenga hoko. Mō ngā whiuwhiu, ka taea te whakaaro i ngā momo kiko, ko te hunga whiuwhiu, me te whakaae ki te whakamahia i te tika hei whakamārama i te take matua o tā tātou whenua, ā, tātou e whakamana ana i ngā mokopuna i ngā mahi waiū tika me ngā ratonga pūkenga. Ka taea te whakaaro i ngā hiranga, pērā i te huataki o ngā rautaki whiuwhiu, me te mana o te whiuwhiu i runga i te takirua matawhiuwhiu. Tātou e whakamana ana i ngā hua katoa e whai ake nei i DHC, e noho ana i ngā hua tika, kāore i te whakapae i ngā hua waiū.
Heoi anō ngā raraunga o te rā me ngā whiuwhiu, he take tuatahi mō tātou. Whakamana ai tātou i ngā whakaritenga tūhonotia mō ngā mokopuna, me te whakamahi i tā tātou pūkenga whakahaere i ngā rautaki matawhiuwhiu, me te wehewehe. Ki te kī atu pea i ō whakapae kē, mai i te whakatuwhera, te whakapai, ki te tautoko i muri i te hoko, tātou e whakamana ana i a koe i ngā ratonga pūkenga i waenganui i ngā rangi.
nui ake o mahi rākau hau, pakihi whakarere kaihau mō lifepo4. ngā matua e taea ana te whai i te kaunihera-katoa hei kaihau rākau tuatahi mō te whakauru me te whakatū i te rautaki hau-ira whakamahara ā-mutunga, ko te rautaki ira-taihoa iti hoki. DHC e whakahaere ana i ngā mahi tino whakaaro, me te hunga nui me te hanganga tika ki ngā matua, nā tana āhuatanga tino pai ki te tuku.