Nā mea hoʻokaʻawale DChiki ke hoʻohana nuiʻia i ka mana uila, ka lako mana, nā kaʻa uila, ke kaʻaahi kaʻaahi, nā moku, nā kikowaenaʻikepili a me nā kahua'ē aʻe.
ʻO ka mea haʻihaʻi kaapuni DC he mea hoʻohana ia e uhaki i ke kaapuni DC, a ʻike i ka haki ʻana o ka DC i ka wā e hele ai ka ʻāʻī i ke kiko zero.ʻO ka DC circuit breaker kahi ʻōnaehana palena ʻokoʻa o kēia manawa a me nā ʻōnaehana hoʻopau arc, me ka hiki ke hoʻopaʻa i kēia manawa, ka pololei kiʻekiʻe o ka pale relay, ka pale ʻakomi mai ka overload a me nā waiwai ʻē aʻe, hiki ke hoʻoholo koke i ka hewa o ka ʻōnaehana hoʻolaha DC no ka wehe a pani ʻana i ka hana.ʻO DC circuit breaker kekahi o nā mea hana nui o nā laina hoʻouna DC.Me ka hoʻomau mau ʻana o ka ʻenehana kūkulu ʻana i ka mana DC, ʻoi aku ka wikiwiki o ka hoʻomohala ʻana o ka ʻoihana mana UHV DC, i hoʻopaʻa ʻia ma luna o ke koi o nā kahua noi ʻē aʻe, ke ulu nei ka mākeke circuit breaker DC.
E like me nā ʻano mea wāwahi kī like ʻole o nā mea haʻihaʻi kaʻapuni DC, hiki ke hoʻokaʻawale ʻia nā mea haʻihaʻi kaʻapuni DC i ʻekolu mau ʻāpana: nā mea hoʻoheheʻe kaapuni DC mechanical, nā mea haʻihaʻi kaapuni DC paʻa, a me nā mea haki kaapuni DC hybrid.Ma waena o lākou, ʻo nā mea hoʻoheheʻe kaapuni DC mechanical maʻamau e komo pū me nā mea hoʻoheheʻe kaapuni ʻāwīwī, sulfur hexafluoride circuit breakers, etc., nona ka laulā noi ākea;ʻO ka mea nui o nā mea hoʻokele kaapuni DC paʻa ʻo ia ka thyristor, a ʻo ka noiʻi ʻana ma ke kahua o ka noi ma Kina e kālele nui ana i nā moku, Aerospace a me nā kula ʻē aʻe;ʻO Hybrid DC circuit breaker ka huahana o ka hui ʻana i ka mechanical a me ka solid-state DC circuit breaker, nona nā mea maikaʻi o nā mea ʻelua a ua lilo i wahi wela no ka noiʻi a me ka noi.
Hiki ke hoʻohana nui ʻia nā mea hoʻokaʻawale DC i ka mana uila, ka lako mana, nā kaʻa uila, ka transit rail, nā moku, nā kikowaena data a me nā kahua ʻē aʻe.Ma ke kahua o ka mana uila, me ka hoʻoponopono ʻana i ka hoʻolālā ikehu, ke hoʻomau nei ka piʻi ʻana o ka noi no ka pili pūnaewele o ka mana mana hou.No ka mea hiki i nā laina hoʻouna DC ke ʻike i ka lako mana nui a me ka hāʻule ʻana o ka mana, hiki iā lākou ke hoʻoponopono i nā pilikia like ʻole i hoʻokumu ʻia e nā pilina pili ikehu hou.Ke hoʻomau nei ka hoʻonui ʻana i ka nui, e koi ana i ka ulu ʻana o ka noi no nā mea hoʻokaʻawale DC.Eia kekahi, ʻo ka hoʻonui wikiwiki ʻana i ka nui o ka ʻikepili a me ka hoʻonui mau ʻana i ka helu o ke kūkulu ʻana i ke kikowaena data ua lilo pū kekahi i mea hoʻoikaika koʻikoʻi no ka piʻi ʻana o ka noi no nā mea hoʻokele kaapuni DC.
Wahi a ka "2022-2026 DC Circuit Breaker Industry In-depth Market Research and Investment Strategy Suggestion Report" i hoʻokuʻu ʻia e ka Xinsijie Industry Research Center, i ka makahiki 2021, e pili ana ka nui o ka mākeke hoʻokaʻawale DC honua ma kahi o 16.3 biliona yuan.Ma muli o ka hoʻomohala ʻana i ka mana o lalo, ke kikowaena data, ka lawe ʻana a me nā ʻoihana ʻē aʻe, ua manaʻo ʻia mai 2022 a 2026, e ulu wikiwiki ana ka mākeke DC circuit breaker honua i kahi ulu ulu makahiki ma kahi o 10.6%, a ʻo ka nui o ka mākeke. hiki i ka 27 biliona yuan e 2026. .Ke ulu ikaika nei ka honua DC circuit breaker.
Wahi a nā mea noiʻi ʻoihana mai Xinsijie, i ka honua, ʻo nā mea hana hoʻokaʻawale kaʻa DC ka nui o ABB ma Switzerland, Schneider ma Farani, Legrand ma Farani, Siemens ma Kelemānia, Eaton i United States, Sensata Technologies ma United States, Mitsubishi ma Iapana, a me Fuji Electric ma Iapana.Ma Kina, ʻo nā mea hana nui o ka DC circuit breakers ka nui o Guodian NARI, Xuji Electric, Slocable, etc. Ma waena o lākou, ʻo ABB o Switzerland a me Schneider o Farani nā mea hana nui loa o ka honua o DC circuit breakers, me ka māhele mākeke hui ʻia ma kahi o 25 %.