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Kpọmkwemkwe Na-akụzi Nsogbu

V
Hz
V

Sharararwa

Koreksi faktor daya (PFC) adalah teknik yang meningkatkan efisiensi sistem listrik dengan menambah kapasitor untuk mengimbangi daya reaktif yang dihasilkan oleh beban induktif (mis., motor, transformator). Ini mengurangi arus yang digunakan, meminimalkan kerugian energi, dan menurunkan tagihan utilitas. Alat ini menghitung kapasitas kapasitor yang diperlukan (dalam kVAR) untuk meningkatkan faktor daya dari nilai saat ini ke tingkat yang diinginkan.

Sering digunakan di pabrik industri, bangunan komersial, pusat data, dan fasilitas lainnya dengan beban induktif yang signifikan.

Deskripsi Parameter

ParameterDeskripsi
VoltageTegangan operasi sistem.
• Satu fase: Masukkan **Tegangan Fase-Netral**
• Dua fase / Tiga fase: Masukkan **Tegangan Fase-Fase**
FrequencyJumlah siklus per detik, satuan: Hertz (Hz). Biasanya 50 Hz atau 60 Hz
LoadDaya aktif yang dikonsumsi oleh beban, satuan: kilowatt (kW)
Current Power FactorNilai faktor daya yang ada antara 0 dan 1. Misalnya, 0.7 menunjukkan efisiensi rendah
Desired Power FactorFaktor daya target setelah koreksi. Harus lebih tinggi dari nilai awal. Direkomendasikan: ≥ 0.95
Capacitor VoltageTegangan nominal bank kapasitor. Harus sesuai dengan tegangan sistem (mis., 400V, 415V)
Connection TypeKonfigurasi bank kapasitor:
• Star (Y): Cocok untuk sistem tiga fasa bertegangan tinggi atau seimbang
• Delta (Δ): Umum untuk aplikasi bertegangan rendah atau arus tinggi

Prinsip Perhitungan

Kompensasi daya reaktif yang diperlukan (Qc) dihitung menggunakan:

Q_c = P × (tanφ₁ - tanφ₂)

Di mana:
- Q_c: Kapasitas kapasitor yang diperlukan (kVAR)
- P: Daya aktif beban (kW)
- φ₁: Sudut fase awal, di mana cosφ₁ = PF₁
- φ₂: Sudut fase target, di mana cosφ₂ = PF₂

Contoh:
Untuk beban 100 kW dengan PF awal = 0.7 dan PF target = 0.95, dibutuhkan sekitar 58 kVAR kapasitansi.

Rekomendasi Penggunaan

  • Pantau faktor daya secara teratur dan gunakan bank kapasitor beralih otomatis

  • Pilih kapasitor dengan tegangan nominal yang sesuai untuk mencegah operasi overvoltage atau undervoltage

  • Gunakan bank kapasitor berkontrol tahap untuk kompensasi dinamis

  • Hindari over-koreksi, yang dapat menyebabkan kondisi kapasitif, resonansi, atau peningkatan tegangan

  • Gabungkan dengan analisis kualitas daya untuk data real-time dan akurasi yang lebih baik

Ba da kyau kuma kara mai rubutu!

Tambayar Da Yawanci

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Abokan resistance da kyau a cikin voltage, current, power, ko impedance a AC/DC circuits. “Tendency of a body to oppose the passage of an electric current.” Principle of Calculation Based on Ohm's Law and its derivatives: ( R = frac{V}{I} = frac{P}{I^2} = frac{V^2}{P} = frac{Z}{text{Power Factor}} ) Where: R : Resistance (Ω) V : Voltage (V) I : Current (A) P : Power (W) Z : Impedance (Ω) Power Factor : Ratio of active to apparent power (0–1) Parameters Current Type Direct Current (DC) : Current flows steadily from positive to negative pole. Alternating Current (AC) : Direction and amplitude vary periodically with constant frequency. Single-phase system : Two conductors — one phase and one neutral (zero potential). Two-phase system : Two phase conductors; neutral is distributed in three-wire systems. Three-phase system : Three phase conductors; neutral is included in four-wire systems. Voltage Difference in electric potential between two points. Input method: • Single-phase: Enter Phase-Neutral voltage • Two-phase / Three-phase: Enter Phase-Phase voltage Current Flow of electric charge through a material, measured in amperes (A). Power Electric power supplied or absorbed by a component, measured in watts (W). Power Factor Ratio of active power to apparent power: ( cos phi ), where ( phi ) is the phase angle between voltage and current. Value ranges from 0 to 1. Pure resistive load: 1; inductive/capacitive loads: < 1. Impedance Total opposition to alternating current flow, including resistance and reactance, measured in ohms (Ω).
Active Power Calculator for DC and AC Circuits
Kwụrị oge nke na-ekwu bụkwụnye
Active power, also known as real power, is the portion of electrical power that performs useful work in a circuit—such as producing heat, light, or mechanical motion. Measured in watts (W) or kilowatts (kW), it represents the actual energy consumed by a load and is the basis for electricity billing. This tool calculates active power based on voltage, current, power factor, apparent power, reactive power, resistance, or impedance. It supports both single-phase and three-phase systems, making it ideal for motors, lighting, transformers, and industrial equipment. 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Unit: Ohm (Ω) Calculation Principle The general formula for active power is: P = V × I × cosφ Where: - P: Active power (W) - V: Voltage (V) - I: Current (A) - cosφ: Power factor Other common formulas: P = S × cosφ P = Q / tanφ P = I² × R P = V² / R Example: If voltage is 230V, current is 10A, and power factor is 0.8, then active power is: P = 230 × 10 × 0.8 = 1840 W Usage Recommendations Monitor active power regularly to assess equipment efficiency Use data from energy meters to analyze consumption patterns and optimize usage Consider harmonic distortion when dealing with nonlinear loads (e.g., VFDs, LED drivers) Active power is the basis for electricity billing, especially under time-of-use pricing schemes Combine with power factor correction to improve overall energy efficiency Kwakwa da karkara, ko kuma kwakwa da karkara mai yawa, shine babban baki na nafin karkara wanda ya yi aiki a cikin kyautar karkara — kamar tsabta, harsuna, ko hakkin abinci. Ana sani a watt (W) ko kilowatt (kW), wanda ya nuna nafin karkara da aka fi shirya da yanayi da ke gida da ta zama muhimmiyar tushen fitaccen adadin karkara. Karin magana ne ya kasuwa masu kwakwa da karkara daga fassara, karamin karkara, kashi, kwakwa da karkara mai amfani, kwakwa da karkara mai amfani, karamin karkara, ko karamin karkara. Yana taimaka wa karkara da karkara mai uku da karkara da karkara biyu, wanda ya zama daidai da motoci, harsuna, mafi kyau, da kuma kayan aiki. Ta bayyana Masu Karatu Parameter Description Masana Karkara Za su iya zaɓi masana karkara: • Karkara Mai Tsari (DC): Tsarin da ya ci gaba da kullum min tsumma zuwa min haske • Karkara Mai Kyau Da Karkara Mai Uku: Karkara mai kyau (kyau) + karkara mai haske • Karkara Mai Biyu Da Karkara Mai Uku: Karkara mai biyu, kadan da karkara mai haske • Karkara Mai Uku Da Karkara Mai Uku: Karkara mai uku; karkara mai uku da karkara mai haske Fassara Farkon fassara daga birnin biyu. • Karkara Mai Kyau: Zaka iya faɗa **Fassara Kyau-Haska** • Karkara Mai Biyu / Karkara Mai Uku: Zaka iya faɗa **Fassara Kyau-Kyau** Karkara Tsunan karkara har da kaya, unit: Amper (A) Kashi Abubuwan karkara da karkara mai amfani, wanda ya nuna darasi. Daina karkara bayan 0 da 1. Daban-daban da ya danganta: 1.0 Kwakwa da karkara mai amfani Dabbobi da fassara da karkara, wanda ya nuna jumla na karkara da aka bayyana. Unit: Volt-Ampere (VA) Kwakwa da karkara mai amfani Nafin karkara da ya ci gaba a cikin kompain da karkara mai amfani ba ta haɗa da dukamtar abubuwan da duka. Unit: VAR (Volt-Ampere Reactive) Karamin karkara Babban tsaron da karkara mai tsari, unit: Ohm (Ω) Karamin karkara Jumla na babban tsaron da karkara mai uku, sama da karamin karkara, karamin karkara, da karamin karkara. Unit: Ohm (Ω) Sauran Kula Kula da take daidaito da kwakwa da karkara shine: P = V × I × cosφ Me: - P: Kwakwa da karkara (W) - V: Fassara (V) - I: Karkara (A) - cosφ: Kashi Wasu kula da ake amfani da su: P = S × cosφ P = Q / tanφ P = I² × R P = V² / R Misali: Idan fassara ce 230V, karkara ce 10A, da kashi ce 0.8, maka kwakwa da karkara ce: P = 230 × 10 × 0.8 = 1840 W Tambayarwar Amfani Tambaya kwakwa da karkara daidai don tuntuɓi darasiyan kayan aiki Amfani da bayanan karatuwar karkara don tuntubi masu amfani da karkara da kuma zama daidai Yana da ma'ana a kan karkara mai amfani ba da karkara mai amfani (misali, VFDs, LED drivers) Kwakwa da karkara shine muhimmin tushen fitaccen adadin karkara, musamman idan ana samun adadin karkara a lokacin daɗi Haɗa da kashi da karkara don zama daidai wa karkara da karkara
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Fattor di potenza
Calculaciọn de Factor de Potencia El factor de potencia (PF) ye un parámetro crítico en circuitos AC que mide la relación entre la potencia activa y la potencia aparente, indicando cuán eficientemente se usa la energía eléctrica. Un valor ideal ye 1.0, lo que significa que el voltaje y la corriente están en fase sin pérdidas reactivas. En sistemas reales, especialmente aquellos con cargas inductivas (por ejemplo, motores, transformadores), suele ser menor a 1.0. Esta herramienta calcula el factor de potencia basándose en parámetros de entrada como el voltaje, la corriente, la potencia activa, la potencia reactiva o la impedancia, soportando sistemas monofásicos, bifásicos y trifásicos. Descripción de Parámetros Parámetro Descripción Tipo de Corriente Selecciona el tipo de circuito: • Corriente Directa (DC): Flujo constante del polo positivo al negativo • Monofásico AC: Un conductor vivo (fase) + neutro • Bifásico AC: Dos conductores de fase, opcionalmente con neutro • Trifásico AC: Tres conductores de fase; sistema de cuatro hilos incluye neutro Voltaje Diferencia de potencial eléctrico entre dos puntos. • Monofásico: Ingresa **Voltaje Fase-Neutro** • Bifásico / Trifásico: Ingresa **Voltaje Fase-Fase** Corriente Flujo de carga eléctrica a través de un material, unidad: Amperios (A) Potencia Activa Potencia real consumida por la carga y convertida en trabajo útil (calor, luz, movimiento). Unidad: Watts (W) Potencia Reactiva Energía que fluye alternativamente en componentes inductivos/capacitivos sin convertirse en otras formas. Unidad: VAR (Volt-Amperio Reactivo) Potencia Aparente Producto del voltaje RMS y la corriente, representando la potencia total suministrada. Unidad: VA (Volt-Amperio) Resistencia Oposición al flujo de corriente DC, unidad: Ohm (Ω) Impedancia Oposición total a la corriente AC, incluyendo resistencia, inductancia y capacitancia. Unidad: Ohm (Ω) Principio de Cálculo El factor de potencia se define como: PF = P / S = cosφ Donde: - P: Potencia activa (W) - S: Potencia aparente (VA), S = V × I - φ: Ángulo de fase entre el voltaje y la corriente Fórmulas alternativas: PF = R / Z = P / √(P² + Q²) Donde: - R: Resistencia - Z: Impedancia - Q: Potencia reactiva Un factor de potencia más alto significa mayor eficiencia y menores pérdidas en línea Un bajo factor de potencia aumenta la corriente, reduce la capacidad del transformador y puede incurrir en penalizaciones de la utilidad Recomendaciones de Uso Los usuarios industriales deben monitorear regularmente el factor de potencia; objetivo ≥ 0.95 Usa bancos de capacitores para compensación de potencia reactiva para mejorar el PF Las utilidades a menudo cobran tarifas adicionales para factores de potencia inferiores a 0.8 Combina con datos de voltaje, corriente y potencia para evaluar el rendimiento del sistema
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