Flour mill hta, shimlum lam gaw manu n re-dai gaw npu na lam re. Ga nhpu langai mi kapaw ai gaw, shaning 20 ning tup bungli galaw wa ai hka htung hpe shana shagu nlung npan byin hkra shayawm kau ya lu ai. Raitim, hparan hpareng law law gaw, bawm kapaw ai lam hpe "bungli galaw ai shara hta kani nanghpam n lu sha ai" hte "wan sat jak nkau mi hpe grup yin hta tawn da ai" ngu ai madang hta naw mu mada nga ma ai.
1. Pulse Dust Collectors: Kapaw ai Hkrun Lam hpe hkrang shapraw ai-Hkap pat da ai "Hprawng Hprawng Lam"
Dust collector ni gaw, muk tawng hta dust law dik htum lawm nna, bawm kapaw na hkrit tsang hpa grau law ai hpe gun hpai nga ai. Collector kata kaw ga nhpu kapaw ai rai yang, kalang ta byin pru wa ai n-gun gaw 0.7–1.0 MPa (nbung 7–10 daram)-du nna, millimeter shi daram galu ai n-gang n-gang ni hpe gang je kau lu ai.
Kapaw ai shara hpe hkrang shapraw ai hta si hkrung si htan shut ai lam masum:
1. Grai n law ai Vent Area
Dust Explosions a Pressure Relief hpe asan sha tsun da ai gaw, nbung pru ai shara hpe sanghpaw li a net volume hte .kapaw ai masat kumla (Kst manu)ga nhpu a. Raitim, hka htung dingsa law law gaw, hka htung langai hpe "knock a hole" ngu ai hku sha galaw ai (sh) n--standard chyinghka kaji- hpe grai n law ai shara hta jung da ai.
Akyu:Pressure hpe aten dep n mai shalawt ai. Dust collector nta gaw hkrak sha kapaw mat nna, meter shi daram nbungli hte gap ai daw ni hpe dat dat nna, lahkawng lang ngu na hkala nba byin shangun ai.
2. Vent Duct grai galu ai (sh) lahput hte
Dai nbung hpe shim lum ai shinggan shara de bawm kapaw ai wan hpe woi sa ai duct hte matut da ai gaw, jaw ai lai ladat re. Raitim, hpun law law gaw shara n law hkra, metre law law galu ai duct ni hpe 90℃elbow hte jung da ma ai.
Akyu:Duct galu ni hte elbow ni kaw na ninghkap ai lam gaw, nbung pru ai atsam hpe grai shayawm kau ya ai majaw, nta kata na shara gaw grai kaba ai shock waves ni hpe naw hkrum sha nga ai. Ra kadawn ai lam:vent ducts ni gaw mai byin ai daram kadun nna dingyang rai ra ai, yawng galu ai gaw metre 3 hta n jan ra ai.
3. Vent Panel ni hpe nlung npan (sh) n-gun n rawng ai hte ka-up da ai
Vent panel (hpyen n-gun rawng ai n-gun) ni hpe san seng nna, pat shingdang ai lam n nga ai sha tawn da ra ai. Raitim, tengman ai shara ni hta, shanhte hpe insulation cotton hte ka-up da ai, piping hte pat da ai, shing nrai, ga nhpu hte pyi shinggrup da ai hpe mu lu ai.
Akyu:Dai nbung panel gaw masat da ai n-gun (0.01–0.02 MPa) hta n mai hkrat ai majaw, nbung n pru ai hte bung ai.
Hkan sa na matu ahkyak ai lam ni:
Dust shinggyin la ai hopper langai hpra hta .shanglawt ai bawm kapaw pru aishi a ntsa kaw install galaw da ai (unit lapran garan gachyan ai lam n nga ai).
Vent panel ni hta .aten masat da ai galai na masing(shata 12-18 shagu galaw na matu hpaji jaw ai, n-gun n rawng ai rai yang grau kadun ai).
Vent discharge lam gaw hkawm sa ai lam (sh) masha law ai shara ni hpe galoi mung n mai hkrum ai.
2. Bucket Elevator ni: N tara ai lam hte hkrat sum ai lam hpe yu reng ai-Belt n htum shi yang "Hpang jahtum na Alarm"
Bucket elevator ni gaw, muk tawng galaw ai shara hta "hpyen n-gun" grau ja ai arung arai ni rai nga ai. Belt n hkrak ai, n-gun n rawng ai, material jamming ni gaw wan hte ga nhpu byin wa na matu madung lam masum rai nga ai.Belt hte casing lapran na shingjawng ai majaw byin pru wa ai nbung katsi ai lam (300℃jan mai byin ai )gaw ga nhpu sumwi ni a matu makoi da ai wan hkru ai shara rai nga ai.
Hpa majaw ayan jep joi ai lam hpe n kam mai ai kun?
Bucket belt gaw casing kata kaw bungli galaw ai majaw, hkrak n mu lu ai. Wan hkut (sh) wan hkru ai manam pyaw ai hpe mu ai aten hta, wan hpe hkang lu ai atsam n nga mat sai.
Madung hku nna yu reng ai makawp maga lam masum:
1. Misalignment hpe yu reng ai lam (Belt gang je kau ai hpe pat shingdang ai)
Dung ain tara ai hku galai shai aibaw hte n-gup pulley lahkawng maga de. Belt gaw masat da ai manu (ga shadawn ±5mm) hta jan nna htingnut mat wa ai shaloi, kalang ta alarm hpe shabyin nna interlock hpe pat kau ya ai.
Madung Lam:Misalignment switch ni hpe lata hte ayan (bat shagu) chyam yu ra ai, dai hku galaw yang, ladat ni n-htum mat hkra galaw ra ai. Plant law law gaw dai ni hpe install galaw tim wiring hpe n mai matut ai, shing nrai shanhte a sensitivity gaw aten na na hkrat sum mat sai-n nga ai zawn kaja hkra galaw ya ai.
2. Slip hpe yu reng ai lam (Friction-Byin wa ai wan hkru ai lam hpe pat shingdang ai)
Install galaw ulawan ai hpe yu reng ai (-lawan ai hku galai ai npu)bawnu hta pulley shaft jahtum kaw nga ai. Belt slip a majaw, set value (rated speed a 70%–80%) npu de hkrat mat ai shaloi, system gaw shi hkum shi pat mat ai.
Npawt tara:Slipping ngu ai gaw, bucket belt hte head pulley lapran matut manoi shingjawng ai majaw, nbung katsi ai lam grai rawt jat wa ai hpe tsun mayu ai. Slip hpe yu reng ai lam hpe galaw ra aisecond 3 laman, shingkyit hpe htum mat ai hpang n re.
3. Katsi ai hpe yu reng ai (Bearing grai katsi ai hpe pat shingdang ai)
Hpa majaw nga yang, PT100 n-gun n-gun n-gun n-gun hpe chye lu ai (sh) bimetallic n-gun n-gun hpe galai shai ya ai jak ni hpe baw hte n-gup n-gun n-gun n-gun n-gun hpe 70℃hta tawn da nna, 90℃hta shutdown hpe tawn da ra ai.
Hkan sa na matu ahkyak ai lam ni:
Monitoring signal masum yawng gaw .n-gun ja ain-gun kaba ai hkang zing ai PLC de shang nna, screen ntsa kaw yu na matu operator ni hpe n tawn da ai-hardwired shada da matut mahkai ai lam gaw kam mai dik htum "asak-hkye la ai" masa rai nga ai.
Elevator langai hte langai hpe langai hkrai hku nna yu reng ra ai; unit law law hta system langai hpe hkum garan gachyan.
3. Lusha-Grade Stainless Steel hte matut mahkai ai shara ni: N mu lu ai "Hpyen n san seng ai lam" Hpraw ai Laika
Mu lu ai nhprang wan kapaw wa na hkrit tsang hpa ni hte shingdaw yu yang, malu masha hte matut mahkai ai ntsa na arung arai ni a hkan sa ai lam gaw grau makoi magap da ai-rai tim, maren sha, grau n rai yang, ahkyak ai-hpa majaw nga yang, malu masha shimlam tara ni hte maigan de dut shabra ai lam hpe jep joi ai lam ni hpe hkrak sha seng ai majaw re.
Gara daw ni hta malu masha-grade n-gun n rawng ai n-gang (304 or 316L) hpe lang ra ai kun?
Piping, valve, hte spout yawng gaw, arai ni hpe hkrak hkrak matut mahkai ai:Grau nna, hka lim ai arung arai ni hte matut mahkai ai shara ni hta, hka lum ai hpang (carbon steel gaw loi loi hte n-gun yawm mat ai; muk tawng kata de shang wa ai n-gun n-gun n-gun ni gaw, n-gun ja ai nhprang rai ni hpe awu asin byin shangun ai).
Roller mill gaw n-gang ni hte n-gang-hpang jahtum na dazik ni:Non-stainless arai ni gaw, n-gun n rawng ai majaw, magri n-gun ni hpe shabyin ya lu ai.
Plansifter screen frame ni hte hka pru ai hka htung ni: Hkum tsup ai shara ni hta n-gun n rawng ai hte n-gun n rawng ai shara ni rai ra ai.
San seng ai arung arai ni a kata na daw ni (scourers, destoners, bran ngut ai):Kata na bunghku ni hte hkra machyi ai lam ni.
Sanitary Design galaw na matu ra kadawn ai lam masum:
1. Arung arai Certificate ni hpe ra kadawn ai
Stainless steel arung arai yawng hpe Cr hte Ni lawm ai lam hpe asan sha madun da ai arung arai chyam dinglik ai shiga ni hte rau bang ra ai (304 hta Ni 8% hta grau kaba ai (sh) dai hte maren, Cr 18% hta grau kaba ai (sh) dai hte maren ra ai). Ndai gaw shimlam hte malu masha shimlam hte seng ai ahkang aya lu ai ni hku nna on-site audits galaw na matu ra kadawn ai laika buk langai rai nga ai.
2. Ntsa n-tsa n-gun ra ai lam ni
Stainless steel npu ni gaw arung arai ni hte matut mahkai ai shaloi Ra manu (ntsa n-gun n-gun) 0.8μm hta n-pu (sh) maren sha rai ra ai. Grai n hkru n kaja ai shara ni gaw, muk tawng hpe loi loi hte rim la lu nna, nli tum ni hte nli tum ni a nli tum ni hpe shingbyi shara jaw lu nna, jasan jaseng na matu yak ai.
Lawan ai hku jep joi ai lam:Na a lata a hpang maga de npu de gat dat u-dan dawng ai "grabbing" hkam sha lam n nga ging ai. Mu lu ai n-gun ja ai n-gun rawng ai weld seam ni hpe polish galaw ra ai.
3. Welding galaw ai lam hpe pat hkum da ai lam ni
On-shara kaw na htu ai shaloi, n-gun n rawng ai carbon n-gang electrode ni hpe galoi mung n mai lang ai. Htap htuk ai n-gun n rawng ai n-gang electrode (A102, A316L zawn re ai) ni hpe sha lang mai ai. Welding galaw ngut ai hpang, n-gun n rawng ai n-gang ntsa kaw na chromium oxide makawp maga ai n-gun hpe bai gram lajang na matu acid pickling hte passivation galaw ra ai.
Ngut nna: Hkamja lam hte seng ai hkrang shapraw ai lam gaw, galaw shapraw lu ai atsam hpe kaba dik htum madi shadaw ya ai lam re
Dust explosion hpe makawp maga ai lam hte malu masha san seng ai lam gaw, ngang grin ai muk tawng langai a asak hkrung lam rai nga ai.Pulse dust collectors ni hta bawm kapaw ai shara ni, bucket elevator ni hta 3-tier yu reng ai lam ni, n-gun n rawng ai n-gang hte matut mahkai ai shara ni a arung arai hte bungli galaw ai lam ni-ndai lam masum hpe hkrak lu la yang, na a hkai sun gaw shimlam jep joi ai lam ni hpe kam hpa myit hte lai di lu na sha n-ga, bawm langai sha kapaw ai majaw htum mat na tsin-yam hpe mung madung hku nna koi lu na re.
Galoi mung dum u: muk tawng langai a matu manu jahpu kaba dik gaw jak rung a manu jahpu n re, wan n-gun jahpu mung n re-dai gawgalaw shapraw ai lam hpe pat kau ai, hka wa na matu hpyi shawn ai, mying gumhkawng ai lam ni hkrat sum mat aishimlam mabyin kaba langai a majaw byin pru wa ai. Daini na hkan sa ai lam hta bang ai gumhpraw gaw hpawt ni na manu n hkrat ai insurance rai nga ai.
