Condenser hte Evaporator ni hpe hkra machyi ai lam hpe jeyang na ladat ni

 

Condensers hte evaporators ni gaw, nbung n-gun galai shai ai lam a madung daw lahkawng rai nga ai.

 

Kalang mi hka lim ai, pat shingdang ai, nsam galai mat ai (sh) n-gun yawm mat ai hpe hkrum katut ai shaloi, shanhte gaw n kaja ai katsi ai atsam, n kaja ai n-gun hte unit alarm ni zawn re ai mara ni hpe hkrak shabyin ya na re.

 

Hkum tsup ai hku tara jeyang ai lam hpe ladat mali hku nna galaw mai ai: myi hte mu lu ai hku jep joi ai lam, bungli galaw ai parameter hpe sawk sagawn ai lam, sectional pressure test hte system bungli galaw ai masa hpe shingdaw ai lam, kaji kajaw hkra machyi ai lam ni hte tsep kawp hkra machyi ai lam ni hpe garan ginhka lu na matu.

 

 

I. Mu lu ai hkra machyi ai lam ni hpe lawan ai hku chye na lu na matu, shawng nnan mu lu ai hku jep joi ai lam

 

Shinggan hpe n jep yu shi yang, power hpe pat kau nna, unit hpe pat kau u, dai shara hta n mai gram lajang lu ai hkra machyi ai lam law malawng hpe myi hte mu lu ai. Shawng nnan, pipeline hte shell ni hta n-gun n rawng ai hpe jep yu u.

 

Hka-katsi ai condenser ni a shell maga hte pat da ai evaporator ni a coil ni hpe aten galu-bungli galaw na matu hka media ni hta tawn da ai.Kata bunghku ni hta scale galaw ai hte shinggan bunghku ni hta acid-base corrosion byin ai majaw, n-gun n rawng ai shara ni, hka htung ni hte hka lwi ai masa ni byin wa na re.

 

Freon system ni hta hkra machyi ai coil ni gaw sau nsam ni hpe tawn da na re, hpa majaw nga yang, refrigerant gaw refrigerant sau hte rau lwi pru wa nna, sau shinggyin hpawng ai masat kumla ni gaw lwi pru ai shara ni hpe hkrak hkrak tsun dan ai. Nbung-katsi ai condensers hte evaporator ni a fins ni law law hkrat sum mat ai (sh) nbung galai shai ai lam ni hpe pat kau na matu shapraw kau ai rai yang, nbung galai shai ai magam bungli gaw hkrat sum mat nna, dai gaw bungli galaw ai lam hpe hkra machyi shangun ai ngu masat da ai.

 

 

Lahkawng, welding joint ni hte tube jat ai shara ni hpe jep yu u. Katsi ai hte katsi ai hpe galai shai ai majaw, jat wa ai n-gun ni hta loi loi hte n-gun yawm mat nna, hka lwi pru wa nna, refrigerant lwi pru wa chye ai.

 

Plate heat exchanger ni a plate ni gaw n-gun ja ai (sh) n-gun n rawng ai gaw, kata na n-gun grai ja ai majaw plate rupture byin ai hpe madun ai.

 

Valve hte pipe joint ni a n kaja ai lam ni hpe yeng seng kau ngut ai hpang, unit npu kaw sau hte hka aten galu shinggyin nga ai rai yang, heat exchanger hkum hkrang gaw madung hku nna hkra machyi mat ai. Dai hta n-ga, thermal insulation layer hpe jep yu u: evaporator ni hta n-gun n rawng ai, n-gun rawng ai insulation gaw, n-gun n rawng ai hka hte hka lim ai hpang kade nna yang bai byin pru wa ai gaw, law malawng gaw kata na pipeline pat da ai (sh) daw mi hka pru mat ai hpe tsun mayu ai.

 

 

II. Katsi htawt sit ai bungli galaw ai lam hkrat sum ai hpe jeyang na matu bungli galaw ai parameter hpe sawk sagawn ai

 

 

 

 

Dai unit hpe full load hte galaw nna, high/low pressure, shang wa ai hte pru wa ai hka n-gun, fan/hka pump ni a n-gun shai hkat ai lam hte current ni hpe ka matsing da nna, hkra machyi ai lam grai sawng ai hpe jep joi na matu rated parameters ni hte shingdaw yu u.

 

Condenser ni a shut ai lam ni

 

Hka-katsi ai condenser ni a matu, shang wa ai hka hte pru wa ai hka lapran na katsi ai shai hkat ai lam gaw, madang 5℃~8℃hta grau npu de rai nga ai, matut manoi n-gun kaba ai majaw, fan ni lawan dik ai hku gat ai shaloi pyi n mai shayawm kau ai.

 

Nbung-katsi ai condenser ni a matu san seng ai n-gup magap ni nga ai raitim, n-gun kaba ai n-gun n-htum n-wai ai hte n-gun shayawm ai hpang n-gun yawm mat ai, kata na coil pat mat ai (sh) pipe daw mi daw mat ai majaw, n-gun n-rawng ai n-gun galai shai ai shara de du wa ai.

 

Dai majaw, n-gun grai yawm mat ai hte rau, n-gun grai yawm mat ai hte, katsi ai atsam grai yawm mat ai gaw, condenser perforation leakage hte refrigerant law law sum mat ai hpe madun nga ai.

 

 

Evaporator ni a shut ai lam ni

Kaja ai evaporator coil hpe n-gun n rawng ai hka hte pyi ka-up da ra ai. Kaga shara ni hta hka lim ai-n nga ai shara ni hte buga na hka lim ai gaw kata na pipeline pat da ai hpe madun ai. Unit ting hta grai sawng ai hka lim ai, nbung n-gun n law ai raitim, katsi ai-n pru ai nbung hte grai n-gun n law ai majaw, nbung galai shai ai atsam hpe grai hkra machyi shangun ai.

 

N-gun n law ai nbung n-gun hte refrigerant charge hpe n lawm ai sha, evaporator shang ai hte pru ai lapran na nbung n-gun shai hkat ai lam gaw, nbung n-gun hpring ai npu hta 3℃hta n-pu rai yang, evaporator a n-gun galai shai ai magam bungli gaw hkrat sum mat ai. Matut manoi compressor grai law ai hte chyahkring hkring hpaw/jahkrat ai lam ni mung, hkra machyi ai nbung galai shai ai arung arai ni a majaw byin pru wa ai n kaja ai n-gun ni kaw na pru wa ai re.

 

 

III. Hka lim ai hkra machyi ai lam hpe hkrak tup jep chyoi na matu daw daw n-gun chyam dinglik ai

 

 

Myi man hte yu nna jep joi ai lam hte parameter hpe yu reng ai lam gaw shawng nnan dawdan ai lam hpe sha jaw ya ai. Hydraulic hte pneumatic sectional pressure chyam dinglik ai lam ni gaw, hka lim ai hpe kam na matu madung ladat ni hku nna magam gun nga ai, dai gaw, hka lim ai hpe n-gun galai ai jak a hkum hkrang hkra machyi ai lam hte atsawm sha garan ginhka lu ai.

 

Condenser hte evaporator ni hpe compressor hte expansion valve ni kaw na daw kau nna, nbung galai ai jak ni a lahkawng maga hpe langai hkrai hku nna pat da u. Shell- hte-tube hka-katsi ai condenser ni a shell maga de hydraulic n-gun bang nna, hka htung maga de n-gun chyam dinglik ai lam galaw nna, katsi ai pipeline ni hpe jep yu u.

 

 

1.6~2.5MPa ngu ai n-gun hpe hkying hkum 24 tup n shamu n shamawt ai sha, n-gun hpe hkam la lu na matu nbung-katsi ai coil ni hte plate evaporator ni hta htum mat sai nitrogen hpe charge galaw u. Shinggan na sau nsam (sh) weld seepage n lawm ai sha dan dawng ai pressure hkrat sum ai lam gaw, n mai gram lajang lu ai daw ni hpe hkra machyi shangun ai, kata na kaji kajaw coil perforations ni hpe sakse madun nga ai.

 

Kaji ai hka lim ai lam hte hkum tsup ai hkra machyi ai lam hpe garan ginhka u: n-gun loi mi hkrat sum ai hte refrigerant hpe loi loi sha jai lang ai gaw hka lim ai lam kaji hpe tsun mayu ai; lawan ai hku n-gun zero de hkrat wa ai hte rau, n-gun kaba ai refrigeration sau pru wa ai gaw, -area kaba rupture hte kalang ta component scrappage byin mat ai hpe tsun mayu ai.

 

Hka hte electronic hka lim ai hpe sawk sagawn ai jak ni hte rau jawm galaw u: coil gap ni hta matut manoi hka lim ai hte n hkring n sa sawk sagawn ai alarm ni gaw, nbung galai shai ai jak a hkum hkrang daw mat ai hpe madi madun ai.

 

 

IV. Hten za ai lam lahkawng hpe garan ginhka lu na matu, System bungli galaw ai masa hpe shingdaw yu ai: Blockage hte Rupture

 

 

Heat exchange components ni a hkra machyi ai lam ni gaw, bungli galaw ai masa hku nna lawan ai hku garan ginhka lu ai, tsep kawp n bung ai mara madun ai lam ni hte lahkawng garan ginhka lu ai.

Blockage hkra machyi ai lam

 

 

Pipeline scaling, sau nhprang hte n san seng ai lam ni gaw kata lam ni hpe pat da ai. Refrigerant n pru ai sha pressure hpe hkam la ai shaloi pressure hkrat sum ai lam n nga ai, rai tim, nbung hpe htawt sit ai lam gaw grai n kaja ai.

 

Condenser pat mat ai gaw, n-gun kaba ai hpe shabyin ya nna, evaporator pat mat ai gaw, n-gun yawm ai hpe shabyin ya ai. San seng ai hte htu shaw ngut ai hpang bungli masa ni bai kaja wa yang, dai gaw kaji kajaw pat shingdang ai lam re.

 

Chemical hte bai kalang lang jasan jaseng nna, -pressure kaba ai hka hpe hka shin ngut ai hpang, nbung laru shai hkat ai lam hte nbung n-gun n kaja ai hku naw nga nga yang, -area pipeline kaba pat mat ai (sh) buga na welding pat mat ai majaw, nbung galai shai ai lam hta prat tup hkrat sum mat nna, daw ni hpe galai shai ra ai.

Leakage hten za ai

 

 

Pressure chyam dinglik ai shaloi matut manoi pressure hkrat sum ai, refrigerant hpe ayan bang tim, n-gun n law ai hte refrigerant sau sum mat ai gaw, laklai ai kumla ni rai nga ai. Kaji ai hka lim ai shara ni hpe welding galaw nna gram lajang mai ai; multi-point corrosion perforations hte kaba ai-area hkra machyi ai fin coils ni gaw, jak rung manu hte ni dik ai gram lajang ai manu ni hpe hkam sha ra ai, dai ni hpe gram lajang na manu n nga ai sha, tsep kawp hkra machyi ai ngu dawdan ai.

 

 

Daw dan lam

 

Hkum tsup ai hku tara jeyang ai ladat: Shawng nnan e, n-gun n rawng ai, sau rawng ai hte n-gun n rawng ai n-gup n-gu ni hpe myi man hte jep yu u;

 

Dai hpang, nbung hpe htawt sit ai atsam hpe jep yu na matu, bungli galaw ai n-gun hte nbung n-gun shai hkat ai hpe hti na matu unit hpe hpaw hpang u;

 

hpang jahtum e, hka pru ai hpe kam na matu, daw daw nitrogen/hydraulic n-gun chyam dinglik ai lam galaw na. Kachyi mi scaling hte minor fin bending gaw kaji kajaw mara ni hpe san seng hkra galaw nna dingyang galaw ai hku nna bai gram lajang mai ai.

 

Perforation leakage, -area pipeline kaba pat da ai, n-gun rawng ai hte n-gun rawng ai shells ni, shing nrai, gram lajang na matu hparan ladat n nga ai sha, rated values ​​kaw na grai tsan ai nbung n-gun shai hkat ai lam ni byin wa yang, condenser (sh) evaporator gaw tsep kawp hten za mat sai rai nna, yawng hpe galai shai ra ai.