Hpaji masa hte hpaji masa ni lawan ai hku rawt jat wa ai hte maren, grau nna, n-gun ja ai electronic hpaji masa, Microelectronics hpaji masa, active control hpaji ni hpe grai rawt jat galu kaba wa hkra galaw ai lam ni hte, frequency galai shai ai wa a n-gun-}saving effect gaw grau dan dawng wa sai. Dai gaw, n-gun n rawng ai lawan ai tara hpe lu la ai sha n-ga, load n bung ai shaloi, atsawm sha bungli galaw lu ai. Shi gaw static arawn alai kaja ni nga ai rai nna, grai kaja ai atsam, kam hpa mai ai lam grai law ai, hte hkrak tup hkrak ai active control hpe lu la mai ai. Shi gaw kaga lawan ai tara masa ni hta grau nna akyu nga ai (dai zawn re ai: lahkam lawan ai hpe hkang ai, galai shai ai pole speed hpe hkang ai, slip speed hpe hkang ai, n galai shai ai cascade lawan ai hpe hkang ai zawn re ai zawn re ai). frequency galai shai ai lawan ai tara gaw n-gun ja ai, lawan ai hku hkang lu ai atsam, hte n-gun kaba ai.
Nitrogen generator jak ni hta PLC hpe jai lang ai. Ya aten na bungli galaw ai lam hta, nbung n-gun hpe n-gun n-gun n-rawng ai jak rung ni hta, lung seng htu ai jak, lung seng htu ai, wan n-gun, hpun palawng, wan sau, n-gun n-gun n-rawng ai hpun palawng ni hte kaga hpaga lam ni hta grai lang ma ai. Htunghking hku nna nbung compressor nbung n-gun hpe hkang ai ladat law malawng gaw add hte unload control ladat hpe lang ai. Control ladat gaw npawt tara hta yak hkak ai hte galaw na matu loi ai raitim, n-gun lang ai lam grai law ai, intake valve hpe loi loi hte hkra machyi shangun ai, n-gun n rawng ai nbung n-gun n-gun ni zawn re ai manghkang law law nga ai.