Kifaa cha Kupima Umeme
Uwezo katika wa wati, kW na hormemu - farasi with dialy and fource.
Matokeo yanakuwa bora zaidi unapochapa.
Kuhusu kifaa hiki cha kupigia hesabu
Electrical power is the rate at which a device converts electrical energy, measured in watts. For a DC or purely resistive load it is simply voltage times current, P = V × I. For an AC load with a power factor below 1 — motors, transformers and other inductive loads — the real power that does useful work is P = V × I × PF, while the product V × I alone gives the larger apparent power in volt-amperes. This calculator reports the power in watts, kilowatts and mechanical horsepower, using 1 hp = 745.7 W.
As a worked example, a device on a 120 V circuit drawing 10 A at unity power factor uses P = 120 × 10 = 1,200 W, which is 1.2 kW or about 1.61 hp. If instead it were a motor with a 0.8 power factor, the real power would fall to 120 × 10 × 0.8 = 960 W even though it still draws the same 10 A. Divide watts by 745.7 to convert to horsepower, or by 1,000 to get kilowatts.
The advanced usage fields turn power into running cost. Daily energy in kilowatt-hours is the power in kW multiplied by the hours used per day; multiply by your price per kWh for the daily cost and by 30 for a monthly estimate. A 1.2 kW load run 4 hours a day uses 4.8 kWh daily, about 144 kWh a month, which at $0.15/kWh is roughly $21.60 a month — the kind of figure that helps compare appliances, size a generator or budget a workshop.
Maswali yaliyoulizwa mara nyingi
Nguvu za umeme ni nini?
Real power in watts is P = V × I × PF. For DC or a resistive load the power factor is 1, so power is simply voltage times current.
Ni wati ngapi katika nguvu za farasi?
Kikosi kimoja cha farasi kinachoendeshwa kwa mashine kinatoshana na wati 745.7, kwa hiyo mzigo wa 1492 W ni karibu wati 2 za kulegeza. Kufikia 745.7 ili kugeuza imani.
Gharama ya kukimbia hufanywaje?
Nishati za kila siku ni nguvu (kW) saa faida ya saa kwa siku, katika kWh.T. kwa siku 30 na bei yako kwa kWh ili kukadiria gharama ya kila mwezi.
Nguvu zangu zinahusika na wakati gani?
Power factor is the fraction of the apparent power (V × I) that does real work. It is 1 for DC and resistive loads like heaters and incandescent bulbs, but drops to roughly 0.7–0.9 for motors and many electronic supplies, reducing the real watts.
Kuna tofauti gani kati ya wati na waya?
Watts are real power (V × I × PF); volt-amperes are apparent power (V × I) with no power-factor correction. For resistive loads they are equal, but for reactive loads the VA rating is higher, which is why generator and UPS ratings are given in VA.
Ninabadilije wati zao kuwa nguvu za farasi?
Ongezeni wati hizo kufikia 745.7. Kwa hiyo 1,200 W ni karibu 1.61, na gari moja la mita 1 huvuta karibu 746 W za umeme wa kiufundi (kwa umeme zaidi, wakati mmoja hasara za utendaji hutiwa ndani).
API bustanini hutumia kifaa hiki cha hesabu kutoka kwenye mfumo wa sheria
Ipigie simu kifaa hiki cha kupigia hesabu kama Junse É not doot toder. Chochote unachoacha kinatumia kiwango kilekile cha mwisho ambacho ukurasa huu haujakamilika; parameta isiyojulikana ni 400, si sufuri kimya kamwe. Soma habari kamili za API docs →
keyboard label
GET https://calculator.free/api/v1/electrical-power/curl
curl "https://calculator.free/api/v1/electrical-power/?voltage=120¤t=10"JavaScript fetch()
const r = await fetch(
"https://calculator.free/api/v1/electrical-power/?" + new URLSearchParams({
"voltage": "120",
"current": "10"
}));
const data = await r.json();
console.log(data.results);Matokeo ni makadirio ya mwongozo wa ujumla, si wa kifedha, wa kitiba au wa kodi tu.