Harmonics a cikin tsarin wutar lantarki sun fito ne daga kayan lantarki, wato daga samar da kayan aiki da kayan lantarki.
1.Madogaran masu jituwa (madogarar jituwa a ƙarshen samar da wutar lantarki gabaɗaya tana nuni ga kayan aikin lantarki waɗanda ke shigar da halin yanzu cikin grid na jama'a ko ke haifar da ƙarfin jituwa a cikin grid na jama'a).Wasu na'urori marasa kan layi zasu haifar da jituwa lokacin da suke aiki a cikin grid.Misali, masu gyara lokaci guda, murhun wutan lantarki, masu gyarawa, inverters, masu canza mita, injin walda, induction dumama kayan aikin lantarki, kayan aikin lantarki tare da saturation na maganadisu, da sauransu. lantarki locomotives, Lu electrolyzers, canza wutar lantarki, da dai sauransu, kuma suna da fadi da kewayon aikace-aikace.Yawancin kayan aikin thyristor mai gyara suna ɗaukar ikon sarrafa lokaci, don haka zai bar yawancin jituwa zuwa grid ɗin wutar lantarki.Dangane da kididdigar bayanan fasaha, jituwa da na'urar gyara ta ke samarwa suna da kashi 40% na duk abubuwan jituwa, kuma galibi ana gano su azaman tushen jituwa mafi girma.Kayan aikin jujjuya mitoci gabaɗaya suna ɗaukar sarrafa lokaci, don haka haɗin kai da aka samar sun fi rikitarwa, yawanci gami da haɗin kai da juzu'i.Saboda tsananin ƙarfin kayan aikin jujjuyawar mitar, abun cikin jituwa da aka haifar shima zai ƙaru.Kazalika kayan aikin lantarki na gida, saboda yawancinsu suna da na'urori masu sarrafa wutar lantarki da gyara, za su kuma samar da ingantattun abubuwan jituwa.A lokaci guda, canjin yanayin rashin daidaituwa kuma zai haifar da canjin yanayin motsi.Saboda yawan adadin kayan aikin gida, jimillar adadin jituwa da aka samar shima yana da girma sosai.Yawancin su suna canza kayan aikin samar da wutar lantarki bisa ga kayan aikin lantarki.
2. Tsarin watsawa da rarrabawa kansa zai haifar da jituwa.Babban tushen harmonics shine wutar lantarki.Saboda jikewar jigon wutar lantarki, magnetizing halin yanzu zai nuna kololuwar igiyar ruwa, wato, rashin jituwa.Mafi girman jikewar jigon na'urar taswira, mafi girman ƙarfin halin yanzu kuma mafi girman abun ciki masu jituwa.Yana da na'urar core na ƙarfe tare da halayen saturation na ferromagnetic.
3. Madogarar samar da wutar lantarki yana da wuya a cimma cikakkiyar ma'auni a cikin fasaha a cikin taro da kuma samar da nau'i-nau'i guda uku na injin janareta, kuma baƙin ƙarfe a kan janareta ba zai iya zama cikakke daidai ba a cikin inganci da rubutu, da dai sauransu. yana haifar da ingancin ƙarfin da aka samar.ba mai girma ba, yana haifar da jituwa.
4. Fitar da iskar gas tushen hasken lantarki.Misali, fitilun fitilu, fitilun sodium masu matsa lamba, fitilun halide na ƙarfe, da sauransu, saboda tsananin rashin daidaituwarsu, za su kuma haifar da igiyoyi masu jituwa ga grid ɗin wutar lantarki.Yana cikin kayan aiki tare da arc a matsayin matsakaicin aiki tare da halaye masu ƙarfi marasa ƙarfi.
Domin iyakance masu jituwa a cikin tsarin wutar lantarki.Yawancin lokaci, lambar bugun bugun na'urar tana ƙaruwa kuma ana shigar da tacewa AC.Ƙarfafa gudanarwa na jituwa.Na'urar diyya mai ƙarfi da ƙarancin wutar lantarki da Hongyan Electric ta kera, na'urar diyya mai ƙarfi da ƙarancin ƙarfin lantarki da na'urar ramuwa mai ƙarfi da ƙarancin ƙarfin lantarki da na'urar ramuwa a tsaye duk kayan aiki ne masu aminci sosai don rage haɗarin jituwa.
Lokacin aikawa: Afrilu-13-2023