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Harmonik da dukkan? Yanayin ka mayi aiki da kawo shugaban gida yana kan zafi da kare.

Leon
Leon
فیلڈ: Tashin Dukarwa
China

Rarrarrenin ya koyar da tattaunawa masu rawa a cikin bayanai na rarraba aiki na gida. Bayanan ya nuna cewa akwai harufin mafi yawa a cikin tsarin magana mai sauƙi uku (da THDi mai sauki). Daga cikin takardun duniya (IEC/IEEE), hukumomin magana a wannan tasirin ya ba da sakamako ga aiki na turanci, inganci, da kuma ayyuka a kan muhimmanci, musamman wajen yawan jiki, kudaden ranar aiki, da kuma iya haɗa muhimman mutanen.

1. Gargaɗi na Bayanai

  • Bayanan da aka tattara: Tsari Mai Sauƙi Uku na Magana Mai Sauƙi Uku (A THD[50] Avg [%] L1, L2, L3)

  • Lambar da aka tattara: 4:00 p.m. a ranar 8 ga Satumba, 2025 zuwa 8:00 a.m. a ranar 9 ga Satumba, 2025 (Wakar Rwanda)

Total Harmonic Distortion of Three-Phase Current.jpg

Mushin bayanai: FLUKE 1732 Power Logger

FLUKE 1732 Power Logger.jpg

  • A lokacin da aka tattara, tsari mai sauƙi uku na magana mai sauƙi uku (THDi) ta ci abin da ya fiye (kamar 60%).

  • Har da wannan tsari mai sauƙi uku ya fito da tsari mai sauƙi uku da ke da shawarar (THDi < 5%) da kuma tsari mai sauƙi uku da ke da ayyukan (THDi < 8%) da aka bayyana a cikin takardun duniya kamar IEEE 519-2014 da IEC 61000-2-2.

2. Tarihin Harufin Magana Mai Sauƙi Uku a Kan Mutanen (Tattalin Masu Aiki)

Mutanen suka yi a cikin magana mai sauƙi uku da dama 50Hz. Hukumomin magana (musamman 3rd, 5th, da 7th harmonics) sun ba da labaran masu aiki:

  • Jiki na Jiki Mai Yawon: Jiki mai yawon a fassar mutanen ya dogara da kwadra da tsari mai sauƙi uku. Hukumomin magana mai sauki uku sun ba da ziyarwa a jiki mai yawon, wanda ya fiye da ma'adanin da aka yi a cikin magana mai sauƙi uku da dama.

  • Yawan Jiki Da Kudanci: Wadannan jiki mai yawon sun haɗa jiki, wanda ya ba da ziyarwa a jiki a fassar mutanen da kuma iron core.

3. Tattalin Sakamoko Daga Cikin Takardun Duniya

Daga cikin takardun duniya kamar IEC 60076-1 da IEEE Std C57.110 game da aiki na mutanen a kan magana mai sauƙi uku, babban sakamoko da ke da wannan tsari mai sauƙi uku a kan mutanen ku include:

  • Sakamoko 1: Kudancin Jiki Mai Yawon Da Kudancin Ranar AikiRanar aiki na mutanen ya dogara da jiki mai yawon. Annabi sun ce cewa idan jiki mai yawon ya zama da 6-10°C, yawan jiki mai yawon ya dogara da biyu, kuma ranar aiki na mutanen ya zama da biyar. Jiki mai yawon da ya fiye zai ba jiki mai yawon suka lalace, kuma ya zama da aiki mai yawa.

  • Sakamoko 2: Kudancin Aiki Mai Yawon (Derating Required)Don samun jiki mai yawon, mutanen ba za a iya aiki a cikin aiki mai yawon da ke da shi a kan wannan tsari mai sauƙi uku. Daga cikin yanayin aiki a IEEE Std C57.110, mutanen ya da kyau a derate (kamar haka, idan THDi ya 12%, derating factor ya fi sani 0.92 ko kadan). Wannan na nufin cewa mutanen da aki mai yawon 1000kVA ya da kyau a aiki mai yawon da ya fiye da 920kVA, wanda ya haɗa aiki mai yawon na system.

  • Sakamoko 3: Yawan Jiki Mai YawonNa formula Et = 4.44 ⋅f⋅Φm (ida f shine tsari mai sauƙi uku), hukumomin magana suka haɗa jiki mai yawon, wanda ya ba da ziyarwa a jiki mai yawon a fassar mutanen, kuma ya ba da ziyarwa a jiki mai yawon. Tsari mai sauƙi uku na hukumomin magana Φmh ya haɗa jiki mai yawon, wanda ya ba da ziyarwa a jiki mai yawon a fassar mutanen, kuma ya ba da ziyarwa a jiki mai yawon.

Ba da kyau kuma kara mai rubutu!
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