Electromagnetic valve ngu ai gaw, hka lwi ai hpe hkang lu na matu, wan n-gun hpe lang ai jak langai re. Madung hku nna valve hkum hkrang, valve core, electromagnetic coil, hte spring etc ni hte hpawng de da ai.
Electromagnetic coil hpe n-gun jaw ai shaloi, magnetic field langai mi byin pru wa ai majaw, valve core hpe magnetic n-gun hte hkap la lu ai (sh) htingnut kau lu ai majaw, hka lim ai lam hte lawan ai lam hpe hkang lu ai.
Solenoid valve nishanhte hpe automatic control system, industrial galaw shapraw ai, petrochemicals, etc zawn re ai ginra ni hta grai lang ma ai.Shanhte hta asan sha re ai hkrang masa, lawan ai hku bai htang ai atsam, kam hpa mai ai lam law law nga ai.
Pneumatic solenoid valve ni hta shanhte a bungli hte ra kadawn ai lam ni hte maren lam amyu myu hte shara ni nga ai.
Dai kaw, shara lahkawng nga ai{{0}position lahkawng nga ai,- lam lahkawng nga ai, lahkawng gaw masum- lam lahkawng,- shara manga,- shara manga,- shara lahkawng mali mali hte solenoid valve ni nga ai. (Shong shara lahkawng- ai lam manga hte lahkawng- shara lahkawng hpe matut nna garan nna, electronic hkang zing ai lam langai sha hte electronic hkang zing ai lam lahkawng lang garan ai.)
Teng sha nga yang, asan sha rai nna, law dik htum lang ai ni gaw, masum ngu na- shara lahkawng rai nga ai, dai gaw, n-gun lahkawng rai nga ai. Dai cylinder ( actuator) gaw lapran kaw hkring ra ai shaloi sha lang ra ai.
"Mungkan" hte "position" ngu ai gaw, pneumatic bai nhtang wa ai solenoid valve ni a ahkyak ai ningmu ni rai nga ai.
N bung ai "on" hte "position" gaw n bung ai pneumatic reversing solenoid valve ni hpe hpaw shabawn da ai.
"Hpraw lahkawng rai nga ai- shara lahkawng" hte "masum- shara valve" ngu ai gaw, n bung ai bungli galaw ai shara lahkawng masum nga ai hpe tsun mayu ai.
Dai daram n-gun rawng ai wa gaw, "lahkawng- lam lahkawng ngu ai", "masum- lam valve" hte "masum{3}} lam valve" ngu ai hpe, valve hkum hkrang ntsa na lahkawng, masum, mali hpe tsun mayu ai, dai gaw, n bung ai raitim, system kata na sau (sh) wan sau pipe ni hte n bung ai sau (sh) wan sau pipe ni hte matut mahkai mai ai. valve core shamu shamawt ai shaloi, valve port hpaw ai hte hpaw ai hku nna, sau channel/gas line amyu myu gaw, shawng kaw na "position law law" hte sha matut mahkai lu ai. Ndai valve gaw bungli galaw ai state ni kade daram nga ai hpe yu ra ai, dai gaw position kade daram re ai hpe tsun ra ai. Pneumatic components ni a matu masat kumla ni nga yang, chye na loi na re. Dai masat kumla hta, valve hkum hkrang hpe madi shadaw ai square ni a jahpan (ngang ni hte T{8}} ni a jahpan gaw shara jahpan rai nga ai.
Hpang jahtum daw hta "jitong" ngu ai gaw, square langai a ntsa na point jahpan hpe madi madun ai (arrow line hte T line hte matut mahkai ai point ni), dai gaw jitong rai nga ai.
Graphic masat kumla ni a lachyum ni gaw madung hku nna lawu na hte maren rai nga ai:
(1) valve a bungli galaw ai shara hpe madun na matu box ni hpe lang na. Box ni a jahpan gaw "position" ni a jahpan hpe madun ai.
(2) Box kata na nhtu ni gaw sau circuit hpe matut da ai hpe madun ai, raitim nhtu ni a maga de gaw ntsin lwi ai lam a tengman ai maga hpe n tsun ai.
(3) Box kata na "┻" (sh) "┳" ngu ai masat kumla ni gaw, dai lam hpe pat da ai hpe madun ai;
(4) Box shinggan de matut da ai interface ni a jahpan gaw kade daram "matut mahkai ai" hpe madun ai.
(5) Madung hku nna, valve hpe system a sau garan ai line (sh) nbung hpe matut da ai sau shang/nbungli shang ai shara hpe laika si hte madun da ai. Dai valve hpe system a bai nhtang wa ai sau/gas line hte matut da ai return sau/bai nhtang wa ai port hpe t (kalang lang o) hku nna madun dan ai. Dai valve hpe actuator hte matut da ai sau port/air port hpe, b, etc. hte madun da ai.
(6) Directional control valve yawng hta bungli galaw ai shara lahkawng (sh) dai hta jan ai ni nga ai, dai ni hta na langai mi gaw normal position rai nga ai, ngu ai gaw, valve core hpe n-gun n jaw ai sha nga ai shara kaw nga ai shara.
Graphic masat kumla hta lapran na shara gaw, n-gun rawng ai valve masum a shingra tara shara rai nga ai. Spring return hpe lang ai-position valve lahkawng gaw, shi a shingra tara hku nna, hka hpawk kata na hka htung kata na lam hpe la kau ya ai.
System sumla hpe ka ai shaloi, sau circuit/gas circuit hpe madung hku nna, directional control valve a shingra tara shara hte matut mahkai ra ai. Laksan shara ni a jahpan gaw, valve a bungli galaw ai masa ni hpe tsun mayu ai. Bungli galaw ai mungdaw ni a jahpan gaw shara jahpan re. Dai hte maren graphic masat kumla square hta na nambat ni a jahpan gaw maren sha rai nga ai.
"{1}}--Shadawng ai lam?" square-corresponding graphic masat kumla langai mi hta lawm ai shara ni a jahpan hpe tsun mayu ai: nhtu line hte T. Ndan line a jahtum lahkawng gaw shara lahkawng rai nna, T gaw langai sha re ai shara hpe madi madun ai.
Arrow a maga de gaw, gas lam hta gas a lwi ai lam hpe madun ai. Bidirectional arrow gaw, gas gaw maga lahkawng maga de lwi lu ai ngu tsun ai.
T gaw ndai lam hpe pat da ai hpe madun ai.
Lahkawng{0}} shara lahkawng- ai lam masum (1 lang, 1 lang lu sha ai, 1 exhaust)
Lahkawng{0}} shara lahkawng- lam (1 lu sha, 2 exhaust, 2 exhaust)
Madung hku nna, nbung shang wa ai shara hpe "P", "R" hte "S" (nbung shang wa ai shara hte maren maga de) hte exhaust port hte hkrang shapraw da ai, "A" hte "B" hku nna actuator hte matut da ai nbung sanghpaw daru ni hpe mung madun da ai.
Madung hku nna, solenoid valve ni hta bungli galaw na shara lahkawng (sh) dai hta jan ai. Dai ni hta na langai gaw normal position re.
Normal position ngu ai gaw, valve core a shara hpe tsun ai rai nna, dai hpe wan n-gun n jaw ai sha nga ai (Sprin a jahtum makau na box hpe sumla hta madun da ai).
Rai yang:
Lahta na sumla gaw NC hpe shingra tara hku pat da ai solenoid valve Q (n-gun n rawng ai sha, gas n-gun hpe dawm kau ai) hpe madun da ai.
Lahta na sumla hta, NO gaw, n-gun n rawng ai sha, n-gun n rawng ai sha, hpaw da ai solenoid valve Q(gas) hpe madi madun ai.
Solenoid valve hpe aten na na galaw hpang ra ai shaloi, matut manoi hpaw ai aten gaw, hpaw ai aten hta grau galu ai shaloi, n-gun rawng ai solenoid valve hpe lata na matu hpaji jaw ai.
Solenoid valve gaw hpaw ai hte hpaw ai aten lapran hta ayan galai shai ai shaloi, shing nrai hpaw ai aten kadun ai, shing nrai hpaw ai hte hpaw ai aten lapran na aten shai hkat ai lam n nga ai shaloi, n-gun n rawng ai solenoid valve hpe lata ra ai.
Lahta na sumla hta lawm ai masat kumla gaw, solenoid valve gaw direct{0}}}acting re ai hpe madun ai.
Lahta na sumla hta lawm ai masat kumla gaw, solenoid valve gaw pilot-elerated type re ai hpe madun ai.
Manga- lam manga gaw nbung n-gun 100 nga ai.
Langai gaw gas source hte matut da ai.
Dai lahkawng gaw nbung shang ai shara hte shinggan na nbung rung a lahkawng lang-}}acting cylinder hte matut da ai.
Nbung shang ai shara lahkawng hte pru ai shara lahkawng hpe kata na nbung rung hte matut da ai.
Dai bungli galaw ai lam a npawt nhpang hpe lahkawng lang-}}}} a n-gup n-gu n-gun yawm ai lam hpe tsun dan mai ai. Nbung lam (sh) ntsin lam hte seng nna :
Dai- shara lahkawng gaw nbung shang ai shara langai (nbung npawt hte matut mahkai na matu), nbung pru ai shara langai ( target jak ni hpe nbung n-gun jaw na matu), nbung pru ai shara langai (ga law malawng muffler hte hpring tsup ai; nsen n re ai rai yang, n-gun n rawng ai) hpe mung n mai lang ai) nga ai.
Chyinghka lahkawng gaw, nbung shang ai hka htung langai (n-gun n-gun hte matut mahkai da ai), shawng de galaw ai nbung pru ai shara langai hte nhtang wa ai nbung pru ai shara langai ( target a matu langai lang hte shingdu maga na nbung n-gun langai hpe ayan jaw ya ai), shawng de galaw ai jak langai hte shingdu maga de action exhacusly hole langai (muffler hpe bang da ai muffler hpe bang da ai) langai mi nga ai.
Automatic control jak kaji ni a matu, 8 kaw nna 12 du hkra diameter nga ai industrial rubber nbung pipe ni hpe nbung pipe ni a matu madung tawn nna lata la ai.
Electric hku tsun ga nga yang, lahkawng{{0} shara lahkawng{{1} n-gun lahkawng gaw, madung hku nna langai sha rai nga ai- hpe hkang ai (dai gaw, langai sha rai nga ai-coil),- shara lahkawng gaw, n-gun lahkawng gaw, n-gun lahkawng lang- hpe lahkawng lang hkang ai (dai gaw, double{11}}coil).
Coil voltage madang ni gaw, DC24V, AC220V, etc.
Lahkawng{0}} shara lahkawng{1}} lam solenoid valves masum hpe amyu lahkawng hku garan nna, shingra tara hku pat da nna, shingra tara hku hpaw da ai.
Normal closed type ngu ai gaw, coil n-gun n rawng ai shaloi, nbung lam hpe dawm kau ai masa hpe tsun mayu ai.
Normal type ngu ai gaw, coil n-gun n rawng ai shaloi, nbung lam hpaw ai masa hpe tsun mayu ai.
1990 ning hta, wan n-gun hte hkang ai solenoid valve hpe lahkawng lang jat wa ai.
Shawng na action coil hpe n-gun jaw ai shaloi, shawng lam action airway hpe matut da ai (nbung laru n-gun pru ai shara kaw nbung nga ai). Htawm hpang na action coil hpe de-energized galaw da ai rai yang pyi, shawng na action airway gaw matut mahkai nga ai rai nna, reverse action coil n-gun n-gun n-gun n-rawng ai aten du hkra dai hku sha naw nga na re.
Reverse action coil hpe n-gun jaw ai shaloi, reverse action airway hpe matut da ai (reverse action coil a nbung hka htung hta nbung nga ai). Reverse action coil hpe de-energized galaw ngut ai hpang pyi, nhtang wa ai nbung lam gaw matut mahkai nga ai rai nna, shawng de galaw ai coil n-gun n-gun n-gun n-rawng ai aten du hkra dai hku sha naw nga na re. Ndai gaw "self{3}locking" hte bung ai.
Ndai n-gun atsam hpe madung tawn nna, dai lahkawng a arawn alai hpe madung tawn nna, wan n-gun hpe hkang ai valve manga hpe, wan n-gun hpe hkang lu ai valve hpe galaw ai (sh) PLC hpe program galaw ai shaloi, solenoid valve coil hpe second 1 kaw nna 2 du hkra galaw ra ai. Ndai lam gaw solenoid valve coil hpe loi loi hte hkra machyi hkra makawp maga ya lu ai.
