Pogwiritsira ntchito lamulo la Ohm kuti mudziwe Mphamvu Yopanda Chitetezo
Tonse tili ndi zipangizo zamagetsi kuzungulira nyumba ndipo ambiri, ngati si onse, ali ndi magalimoto othamanga. Izi zingaphatikizepo zophika, zotsuka zotsamba, pomp pampu, kutaya zinyalala , ndi microwaves. Zida zonsezi zimagwiritsa ntchito dera lodzipereka kuti lizigwiritse ntchito. Mukuona, iwo sayenera kukhala ogawidwa ndi china chirichonse. Kuchita izi kungawononge dera ndipo zingayambitse woyenda dera kuti apite kapena fuse yomwe ikuwomba.
Ndiye kodi munthu angadziwe bwanji dera lalikulu kuti aike zinthu zonsezi? Mukuona, maulendowa amatetezedwa ndi oyenda dera kapena fasi zomwe zimachepetsa kuchuluka kwa madzi omwe amatha kudutsa kudera lonselo. Amayang'anitsitsa mphamvu ya dera ili kujambula ngati wotchi. Komabe, tingadziwe motani kukula kwake kwa osokoneza dera ndi fusasi? Iyi ndi nthawi imodzi yomwe mukuganiza kuti sizosankha. Muyenera kudziwa zojambula zenizeni kuchokera kuzipangizo zonse ndikuwuzani momwe mungapezere zosowa za wothandizira.
Ma Motors ali ndi chizindikiro cha dzina lomwe lili pambali pa njinga. Amatchula mtundu, nambala yachitsulo, voltage, kaya ndi AC kapena DC, RPM's, ndi mlingo woyenera. Ngati mumadziwa kutentha kwa magazi komanso momwe mungagwiritsire ntchito, mungathe kudziwa momwe mungagwiritsire ntchito mphamvu zamtundu uliwonse kapena mphamvu zowonongeka kuti mugwire ntchito yoyendetsa galimotoyo. Ganizirani za wouma tsitsi losavuta lomwe ndi 1,500 watts pa dera la 120-volt.
Izi zikanakhala kutentha kwagawanika ndi magetsi omwe ali amperage. Kotero 1500/120 = 12.5 amps. Monga mukuonera, katunduyo ndi wolemera kwambiri pamtunda wa 20 amp amphamvu komanso pamtunda woyenera wa circuit-15 amp. Simungakonde kuwonjezera china chilichonse kapena, monga mukuonera, chidzapitirira kuyendetsa dera.
Pogwiritsira ntchito Chilamulo cha Ohm, tingathe kudziwa momwe madzi akuyendetsera galimotoyo amadziwiritsira kuti ndikutani kukula kwa fasi kapena fuseti kuti muteteze.
Chitsanzo chimodzi chiri pamwamba, koma ndikuwonetsani masamu kuti zonse zikhale zomveka kwa inu.
Pofuna kuchita izi, mumangotenga nthawi yamperage (AMPS) magetsi (VOLTS) kuti akupatseni mphamvu (WATTAGE). Koma sitinayambe pano. Dera lamapiritsi 15 lomwe likuyenda pa volts 120 liri ndi mphamvu zokwana 1,800 watts. Kuti mudziwe kuti muli ndi mphamvu yotetezeka, muyenera kuchulukitsa ma Watt 1,800 nthawi 80% ndikukupatsani 1,440 Watts. Kuyesa kwa galimoto yanu sikuyenera kupitirira izi. kotero tiyeni tiyitane galimoto yanu ndi 120 volts ndi 13 amps. 120V X 13A = 1,560 Watts. Tsopano ganizirani dera la 20-amp limakupatsani 20A X 120V = 2,400 Watts. Watoto 2,400 X 80% = Watali 1,920 a mphamvu zotetezeka, zowonjezera zokwanira izi. Mukhoza kuona kuti dera lamapikisano 20 lidzagwiritsidwa ntchito bwino.
Apanso, lamulo lagolide la thupi ndilopangizo imodzi pa dera. Lingaliro langa ndiloti simungathe kukhala ndi ma cirite kapena malo ogulitsira okwanira mnyumba mwanu. Izi mosakayikira zinabwera kuchokera ku nyumba yanga yoyamba yobwereka. Nyumbayo inali ndi volts 120 yokha, inde, nkulondola, iyo inalibe ngakhale utumiki wa 240-volt! Panali maulendo anayi okha m'nyumba yonse ndipo imodzi inali kuyatsa. Poipiraipira, munali malo awiri okha m'chipinda chilichonse.
Ndinazindikira kuyambira pomwe ndinayendamo kuti padzakhala kusintha kwakukulu kunyumbayi. Mosakayikira, ndinabwereranso kunyumba ndikuyika msonkhano wa mamita 100 ndi 240 volts.
Sewerani nzeru mwa kuwerenga chidziwitso cha dzina lanu, kupanga masamu pang'ono, ndikuyang'anira chitetezo cha dera moyenera, mutha kuyendetsa magalimoto pamtunda uliwonse.