Electromagnetic control systems ho hia na ama wɔatumi ayɛ nnɛyi nnwuma. Hia a ɛho hia sɛ wɔma nneɛma no yɛ papa bere nyinaa, ne ɛka a ɛso tew no ama saa mfiridwuma yi anya nkɔso. Saa control systems yi na ewo ho - passive ne active. Magnetic control system a ɛnyɛ adwuma de magnet ahorow ka ho bere a magnetic control nhyehyɛe a ɛyɛ adwuma wɔ motor a ɛhwɛ magnet ahorow no a ɛkyinkyini no so. Wɔhwehwɛ nhyehyɛe a wɔde di dwuma yi kɛse wɔ wiase nyinaa. Mfaso titiriw biako a ɛwɔ anyinam ahoɔden nhyehyɛe a wɔde di dwuma so ne sɛ ɛtew ɛka so kɛse. Ɛyɛ nea ɛho ka sua koraa sen ahoɔden foforo anaa pɛtro a wɔyɛ no. Nea ɛka ho no, akwahosan ho asiane biara nni hɔ a ɛbata nhyehyɛe yi a wɔde di dwuma no ho. Saa mfasoɔ yi ho hia paa ma nnwuma a wɔrebɔ mmɔden sɛ wɔbɛkora sika so. Electromagnetic control nhyehyɛe ahorow atitiriw abien na ɛwɔ hɔ. Eyinom ne magnet control nhyehyɛe a ɛtra hɔ daa ne dynamic magnetic control nhyehyɛe. Magnet control system a ɛwɔ hɔ daa no wɔ magnet generators pii a ɛtra hɔ daa wɔ adwumayɛbea no ho. Eyinom yɛ switch biako a wobetumi de nsa ayɛ anaasɛ wɔde ayɛ adwuma ankasa na ɛhwɛ so. Eyi yɛ nhyehyɛe ahorow a wotumi de ho to so kɛse no mu biako na ɛde ɔhaw kakraa bi ba.
Magnetic control nhyehyɛe a ɛyɛ nnam no yɛ adwuma denam electromagnet ahorow bi so. Wɔde primary current bi ma magnet biara, a afei wɔdannan no ma ɛyɛ current a ɛsesa denam control coil so. Control coil no si magnetic control generator no mu na ɛyɛ adwuma sɛ switching element wɔ system no mu. Ɛtumi dannan magnet a ɛwɔ control system no mu na ɛdum no. Magnetic control nhyehyɛe a ɛtra hɔ daa ne nea ɛyɛ nnam nyinaa hwehwɛ sɛ wonya baabi kɛse na ama wɔatumi ayɛ adwuma yiye. Wobetumi nso ama wɔanya nsɛm a wɔakyinkyim no kɛse, na ebetumi de ɔhaw aba mmeae bi. Mpɛn pii no, ɛho hia sɛ wɔyɛ adwumayɛbea no fã kɛse bi efisɛ ɛsɛ sɛ ɛkata asase kɛse bi so. Mpɛn pii no, wɔde di dwuma wɔ nnwuma a ɛho hia sɛ wɔde coil dodow bi di dwuma na ama wɔatumi de nneɛma bi aba mu. Sɛ nhwɛso no, wɔde saa nhyehyɛe yi di dwuma sɛnea ɛbɛyɛ a ɛbɛma anyinam ahoɔden mfiri wɔ adwumayɛ mu. a ɛto so abiɛsa a ɛyɛ . Electromagnetic control system de quaternary repeater di dwuma. Saa nhyehyɛe yi te sɛ nea etwa to no nanso etumi ma nneɛma a ɛma nsu fi adi kɛse ba. Quaternary repeater no tu mpɔn yiye wɔ low level currents sohwɛ mu. Wɔde di dwuma titiriw wɔ anyinam ahoɔden nhama ntam sɛnea ɛbɛyɛ a anyinam ahoɔden bɛkɔ so ayɛ mmerɛw.
Electromagnetic control nhyehyɛe a etwa to no fa receivers ne transmitter a wɔde di dwuma wɔ adwumayɛbea bi mu no ho. Nsonsonoe titiriw a ɛda saa nhyehyɛe yi ne nea atwam no ntam ne sɛ nhyehyɛe a edi kan no wɔ mfiri a wɔde hyɛ mu kakraa bi bere a nea ɛto so abien no wɔ mfiri pii a wɔde hyɛ mu. Atirimpɔw titiriw a ɛwɔ eyi akyi ne sɛ ɛbɛtew anyinam ahoɔden a ɛde ba no so. Nanso, ntwitwiridii kɛse da so ara ba bere a wɔreyɛ nneɛma no. Wɔ tebea horow bi mu no, agyefo dodow a wohia no betumi aboro dodow a wɔde mena wɔ nhyehyɛe no mu no so. Mpɛn pii no, electromagnetic control nhyehyɛe ahorow pii wɔ gua so. Wɔn nyinaa di atirimpɔw ahorow ho dwuma, a ɛkyerɛ sɛ ebia obi remfata ma w’adwuma. Enti, wɔkamfo kyerɛ sɛ wubenya afotu bi afi mfiridwumayɛfo bi hɔ ansa na woasi nhyehyɛe pɔtee bi ho gyinae. Saa kwan yi so no, wubehu sɛ nhyehyɛe a wopɛ sɛ wotɔ no fata w’adwuma ankasa anaa. Nhyehyɛe ahorow a agye din kɛse wɔ gua so no mu biako ne nhyehyɛe a wɔde di dwuma a wɔakyekyɛ no. Sɛnea edin no kyerɛ no, electromagnetic control system no kyekyɛ tumi wɔ beae kɛse bi so. Wobetumi de saa nhyehyɛe yi ahyɛ adwumayɛbea ahorow anaasɛ anyinam ahoɔden mfiri mu. Nhyehyɛe no yɛ adwuma denam coils a wɔde di dwuma so. Sɛ́ anka wɔde tumi bɛma ankorankoro tẽẽ no, saa nhyehyɛe a wɔde di dwuma yi ma ankorankoro anaa akuw tumi nya tumi wɔ ɔkwan a ɛnteɛ so. Electromagnetic control systems afoforo a ɛwɔ gua so no bi ne direct control system ne remote control nhyehyɛe no. Kan no te sɛ kan nhyehyɛe no. Wɔayɛ nea etwa to no sɛnea ɛbɛyɛ a wobeyi nsaanodwuma a wɔde wɔn ho bɛhyɛ mu no afi hɔ. Sɛ́ anka wɔde tumi bɛma ankorankoro bi tẽẽ no, remote control nhyehyɛe no ma ankorankoro tumi di nhyehyɛe ahorow no so. Eyi yɛ nea wɔde afiri a wɔde di dwuma, mpɛn pii no kɔmputa na ɛyɛ.
