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Maa ni Pmmc (permanent magnet moving coil)?

Encyclopedia
فیلڈ: Dakilin ƙasashen ilimi
0
China

Mafarar Yawan Daidaita na Mafarar Yawanci (PMMC)

1. Tashar Asas

Mafi girman mafarar yawan daidaita na mafarar yawanci (PMMC) sun hada da:

  • • Mafarar Daidaita: Ya bayyana masu sauki mai yawa, kuma ana amfani da mafarar daidaita mai yawa da hukuma kan daidaito kamar neodymium-iron-boron.

  • • Mafarar Yawanci (Coil): Wannan ya kasance da filin fina mai yawan mafarar yawanci, wanda yake zama a cikin fadada a kan mafarar daidaita. Idan karamin yake tafi a kan mafarar yawanci, za a gane da fadin a kan mafarar daidaita, wanda yake yi aiyakawa a kan mafarar yawanci.

  • • Kasa da Mafarar Bari: Sun taimaka mafarar yawanci da suka biya wajen iya dubbata da yawa.

  • • Mafarar Yawancin Masu Aiki (Hair Spring): Ya bayyana fadin aiki don baka mafarar yawanci zuwa muhimmanci a matsayin yawan daidaita, idan ba a gine karamin yake. Kuma yana taimaka waɗanda suke tafi a kan mafarar yawanci.

  • • Alama da Scale: Alaman ya kunshi da mafarar yawanci, kuma yana haɗa da aiyakar mafarar yawanci, inda yake bayyana ma'anar abubuwa. Scale ya taimaka wajen karanta adadin musamman.

2. Addinin Aiki

Addinin aiki na PMMC ta shahara da Amper's Law da Faraday's Law of Electromagnetic Induction. An samun wannan addinin aiki haka:

  • • Idan karamin yake tafi a kan mafarar yawanci, kamar yadda ake ambaci a Amper's Law, karamin yake a kan mafarar yawanci yana bayyana fadin (Lorentz force) a kan mafarar daidaita, wanda yake yi aiyakawa a kan mafarar yawanci.

  • • Girmar aiyakar mafarar yawanci ta shahara da karamin yake, wanda yake taimaka ma'anar karamin yake zuwa karantawa a kan aiyakar alama.

  • • Mafarar yawancin masu aiki (hair spring) ya bayyana fadin aiki mai karfi, don haka mafarar yawanci zai duba zuwa muhimman yawan daidaita (sifili) idan karamin yake tace.

3. Abubuwan da Faide

PMMC na da wasu abubuwan da faide masu muhimmanci:

  • • Tsarin Yaki: Saboda tsarin aiki mai yawa, abubuwan da ake amfani da PMMC suna bayyana tsarin yakin mai yawa, wanda ke taimaka wajen amfani da su don yakin mai yaki.

  • • Zama'ar Karamin Yake: Mafarar yawanci na da tsarin karamin yake mai yawa, kuma yana gane da zama'ar karamin yake mai yawa, wanda yake taimaka wajen amfani da su a wurare da zama'ar karamin yake mai yawa.

  • • Tsarin Yawa: Mafarar daidaita na bayyana masu sauki mai yawa, wanda yake taimaka amfani da su don yakin mai yawa da kalmomin yakin mai yawa, babban da sauki mai yawa.

  • • Tsarin Yakin Mai Yawa: Tsarin yakin mai yawa na mafarar yawanci yana taimaka su wajen gane da inganci a kan yakin karamin yake ko yakin karamin yake, wanda yake taimaka wajen gane da inganci a kan yakin karamin yake ko yakin karamin yake.

  • • Aiyakar Yawanci Mai Yawa: PMMC na amfani da karamin yake mai yawa (DC) saboda karamin yake mai yawa (AC) zai yi aiyakar mafarar yawanci, wanda zai ba a gine karantawa mai yawa. Saboda haka, abubuwan da ake amfani da PMMC suna amfani da karamin yake mai yawa (DC).

4. Amfani

PMMC an amfani da ita a wurare da abubuwan da ake amfani da su don yakin mai yaki, kamar:

  • • Ammeter: Yana amfani da ita don yakin karamin yake mai yawa (DC) a kan circuit.

  • • Voltmeter: Idan ake kofar mafarar resistance mai yawa a kan ammeter, za a iya rubuta ammeter zuwa voltmeter don yakin yakin karamin yake mai yawa (DC).

  • • Ohmmeter: Idan ake kofar ammeter da source mai karamin yake da mafarar resistance mai yawa, za a iya rubuta ammeter zuwa ohmmeter don yakin resistance.

  • • Multimeter: Multimeter masu zamani suna amfani da PMMC meters don yakin karamin yake, yakin karamin yake, da resistance.

5. Inganci da Variants

Don ci gaba amfani na PMMC, an samu wasu inganci da variants:

  • • Tashar Dual-Coil: Idan ake kofar mafarar yawanci na biyu, za a iya amfani da ita don aiyakar yawanci mai biyu, wanda yake taimaka wajen amfani da ita a kan yakin karamin yake mai yawa (AC).

  • • Electronic PMMC: Idan ake kofar amplifiers masu elektronika da digital displays, za a iya ci gaba tsarin yakin mai yawa da kalmomin yakin mai yawa.

  • • Thermocouple Compensation: A wurare da yanayi mai yawa, PMMC instruments zai iya gane da inganci a kan yakin karamin yake. Wasu instruments suna amfani da thermocouple compensation mechanisms don taimaka wajen yakin mai yawa.

Bayanin Daɗi

Mafarar Yawan Daidaita na Mafarar Yawanci (PMMC) wani abubuwan da ake amfani da su don yakin mai yaki, kamar yakin karamin yake, yakin karamin yake, da power. Ana amfani da ita don yakin mai yaki, karamin yake, da power. Ita ce amfani da tsarin yakin mai yawa, zama'ar karamin yake, tsarin yawa, da tsarin yakin mai yawa, wanda yake taimaka wajen amfani da ita a kan yakin karamin yake mai yawa (DC). Saboda haka, inganci da variant designs sun ci gaba amfani na PMMC zuwa yakin karamin yake mai yawa (AC) da wasu wurare masu amfani.

Ba da kyau kuma kara mai rubutu!

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