Solenoid valve .yɛ electromechanical adwinnade a ɛhwɛ glide anaa petrol a ɛwɔ nhyehyɛe bi mu a wɔde anyinam ahoɔden sɛnkyerɛnne di dwuma so. Ne dwumadi gyina nnyinasosɛm a ɛne sɛ wɔde anyinam ahoɔden yɛ adwuma no so koraa. Nnyinasosɛm a ɛyɛ adwuma no mu nkyekyem ni:
Electromagnetic coil dwumadie:
Sɛ anyinam ahoɔden a wɔde twa-edge fa solenoid (waya coil) so twam a, ɛma magnetic nteɛso ba.
Saa magnetic nteɛso yi de nhyɛso ba a ɛyɛ adwuma wɔ mfinimfini anaasɛ plunger a wotumi tu fi ferromagnetic ntama te sɛ dade so.
Plunger kankyee: .
Wɔ ne man a ɛyɛ daa (DE-Energized) mu no, wɔtaa kura plunger no mu wɔ dwumadi mu denam ahohuru bere so.
Sɛ solenoid no nya ahoɔden a, magnetic field no di ahohuru bere mu nhyɛso no so na ɛma plunger no tu.
Valve actuation: .
Plunger no kankan no nyinaa bue anaasɛ ɛto valve port no mu, a egyina valve no nhyehyɛe so (a mpɛn pii no wɔato mu anaasɛ mpɛn pii no wobue):
Mpɛn pii no wɔato mu (NC): wɔ DE-ahenni a ɛwɔ ahoɔden mu no, valve no kɔ so yɛ nea wɔato mu. Sɛ wɔma solenoid no nya ahoɔden a, ɛma plunger no so, na ɛma nsu anaa pɛtro no tumi hwirew.
Wɔtaa bue (Dabi): DE-Ɔman a ahoɔden wom no mu no, valve no kɔ so bue. Energizing solenoid no pia plunger no kɔ dam no ne flow no kɔ.
Deactivation: .
Bere a wɔadum anyinam ahoɔden nnɛyi-da no, magnetic field no yera.
Spring no san de plunger no kɔ ne mfitiase dwumadi no mu, na ɛsan de valve no kɔ ne default ahenni no mu (abue anaasɛ wɔato mu).
Nneɛma atitiriw a wɔde ka ho:
Solenoid coil: Ɛma magnetic asɛmti no yɛ adwuma bere a ɛma ahoɔden.
Plunger anaa Center: kankyee a wɔde yɛ ade wɔ magnetic asɛmti no ho.
Spring: Ɛsan de plunger no kɔ ne default function no so.
Valve frame: Ɛwɔ fluid/fuel float kwan ne ports ma nkitahodi.
Nneɛma a wɔde ahyɛ mu:
Wɔde solenoid valve ahorow di dwuma wɔ nnwuma ahorow pii mu, a nea ɛka ho ne HVAC nhyehyɛe, kar engine, nsu a wɔde gugu nnɔbae so, ne aduruyɛ mu mfiri, esiane sɛ wotumi de ho to so na wotumi sesa wɔn ho ntɛmntɛm nti.
