Solenoids hi hmanna tam takah chuan mechanical system-a linear emaw rotary emaw drive siam nan an hmang thin. Solenoid valve-te actuation hi hawn leh khar ang maia awlsam thei mah se, an khalh theih nan dedicated IC hmangin performance tha zawk an hmu thei a ni. He paper-ah hian drive circuit hian solenoid valve electromechanical performance a nghawng dan kan zir dawn a ni. Drive circuit hrang hrang pahnih tehkhin a ni ang: switch awlsam tak leh current regulated driver. Solenoid power hman tlem theihna tur energy saving technology te pawh a tel dawn a ni. Solenoid valve chungchanga hriatna bulpui ber chu a awlsam ber angin, electromagnetic coil chu magnetic field siamtu coil a ni. Solenoid kan tih tlangpui chu coil hmanga siam leh iron emaw, a chang chuan magnetic material dang emaw hmanga core che thei a ni. Coil-a current hman hian coil chu coil nena khaikhin chuan a core chu a hrual emaw, a nawr emaw a, chu chuan mechanical system-a thil kalpui nana hman thilte chu a thawk chhuak a ni.
1. Electromagnetic coil tlangpui chu magnetic field siamtu coil a ni. Solenoid a activate chuan windings ah voltage a awm a, chu chuan magnetic field a siam a ni. Winding inductance lian tak avang hian current lo awm tur chuan hun a duh a. Electromagnet core-a force awm chu current nen a inzat a ni. Core kal theihna tur force sang ber siam chhuah theih nan chuan winding-ah voltage sang tak dah a ngai a, chu chuan current chu rang takin a din a ngai a ni. Movement a zawh chuan current tlem zawk chu core chu a hmuna vawn tlat nan hman a ni tlangpui. Current a tlahniam loh chuan winding-ah power tam tak a ei a, solenoid hian a lumna tam tak a siam chhuak bawk. Heng harsatnate chinfel nan hian electromagnetic coil khalh turin current driver hman reng theih a ni. Current chu hun kal zelah control theih a ni a, chu chuan duhthusam action a pe thei a, solenoid chu a awmna tur hmuna awm reng turin power a tihtlem theih bawk. Test Setup Solenoid drive scheme hrang hrangte mechanical leh electrical performance tehkhin nan chuan solenoid kal dan tehna atan flexible solenoid nena inzawm servo potentiometer hmangin test setup awlsam tak siam a ni. Motion, chutiang bawkin voltage leh current te chu oscilloscope hmangin an man a ni.
2. Test device ah hian servo potentiometer chu bend nei solenoid nen a inzawm a ni. Electromagnetic driver awlsam takin solenoid valve a khalh theihna kawng awlsam ber chu current on leh off hi a ni. He circuit-ah hian current hi electromagnetic coil supply voltage leh DC resistance vang chauh a ni.
3. Solenoid coil khalh dan awlsam ber chu switching current harsatna a ni a, chu chuan low-end MOSFET switch leh current recycling diode a hmang tlangpui. Simple drive-te electromechanical performance chu a tlem hle. Voltage leh current zawng zawng hi 100% a hman a nih avangin, solenoid-a power consumption rating kal zel avang hian current in pull chu a tlem hle. Coil inductance lian tak hian coil tan tirh a current a pun chakna pawh a tikhawtlai bawk. Kan test-naah hian solenoid chu simple switch hmangin an movement, voltage leh current kan teh a. Chutiang a nih chuan solenoid a activate apiangin solenoid (15 Ω, rated voltage 12 V) chu 30 ms a ni a, power 10 W a hmang thin.
4. Heng waveform te hian solenoid movement, voltage leh current te entir nan simple switch an hmang thin. Current waveform-a "valley" tih hriat i duh chuan current tlahniam chhan chu electromagnet moving core atanga back EMF siam chhuah vang a ni. Core a chak chhoh zel chuan solenoid hnuai lam a rawn lang a, a kal tawh loh thlengin back EMF chu a pung zel a ni. Application tam zawkah chuan high-performance electromagnetic actuators hian a tir lamah chauh solenoid chhunga pull tur chuan full current chauh a mamawh a ni. Movement a zawh hnuah solenoid chhunga current level chu a tlahniam thei a, chu chuan energy a humhim thei a, coil chhunga lumna lo chhuak chu a ti tlem thei bawk. Hei hian supply voltage sang zawk hman theihna a siam bawk a, chu chuan current-ah pull- sang zawk a pe a, solenoid chu a start rang zawk a, force tam zawk a pe thei bawk.
