Cooling Tower pru ai hka n-gun hpe kade daram shayawm lu na kun?

Katsi ai nta langai a jahtum na katsi ai shadawn sharam hpe buga na shinggan wet-bulb a katsi ai lam hku nna dawdan ai, hte .n htum n wai katsi ai gaw n mai byin ai. Core industry myit hkrum ai lam gaw lawu na hte maren rai nga ai: masat da ai hpaw da ai hka lum ai nta langai a hka pru ai hka n-gun yawm dik gaw shinggan na hka n-gun -bulb n-gun hte 3 kaw nna 5℃du hkra sha sit sa lu ai.

 

Shi a katsi galai shai ai hkrang masa a majaw pat shingdang da hkrum ai,pat da ai katsi ai nta shi a jahtum na nbung katsi ai lam hpe 2 kaw nna 4℃bai jat wa shangun na re. Hka n-gun hpe shayawm ra ai rai yang, Chiller, hka n-gun hpe shinggyin tawn ai ladat (sh) kaga hka n-gun hpe shayawm ya ai jak ni hpe lang ra ai.

 

 

 

Shinggan na wet-bulb temperature gaw nbung n-gun hte katsi ai hpe shapraw kau lu ai atsam hpe shadawn na matu ahkyak ai parameter langai rai nna, masha ni hkam la ai dry-bulb temperature hte shai ai.

 

 

 

Nbung n-gun grai ja ai nbung katsi ai nhtoi ni hta, wet-bulb a katsi ai gaw grup yin a katsi ai hte shingdaw nna, katsi ai nta a katsi ai hpe ningdang kau ai atsam hpe grai hkra machyi shangun ai.

 

 

 

Hka lim ai hte kaja ai-nbung n-gun rawng ai shara ni hta, hka lim ai-bulb n-gun n law ai shara ni hta, katsi ai hpe shapraw kau lu ai atsam gaw mau hpa hku nna rawt jat wa ai. Miwa mung a dingdung daw hta hka lum aten na bungli galaw ai masa hpe ga shadawn hku nna la ga: hka lim ai-bulb a katsi ai lam 35℃hte hka katsi ai-bulb a katsi ai lam 27℃rai yang, hpaw da ai katsi ai nta langai a theoretical minimum outlet temperature gaw 30℃kaw nna 32℃du hkra rai nga ai.

 

 

Miwa mung a katsi katsang re ai Dingdung Dingdung daw hta, katsi ai-bulb a katsi ai lam gaw 38℃du nna, hka katsi ai-bulb a katsi ai lam gaw 22℃sha rai nga ai, pru wa ai hka gaw 25℃–27℃du hkra katsi mat nna, dan dawng ai katsi ai lam shai hkat ai hpe madun dan ai.

 

 

 

 

Counter- hpe hpaw nna .cross-hka lwi ai katsi ai nta ningu ai ni gaw grau nna hkap la ai kasi ningli ni rai nga ai. Shanhte gaw hka hte nbung lapran na direct contact evaporation hpe kam hpa nna, katsi ai hpe shapraw kau lu ai majaw, katsi ai hpe galai shai ai atsam grau tsaw ai hte katsi ai hpe kaja dik ai shadawn shadang hpe jaw ya lu ai.

 

 

 

San seng ai hka htung ni hte hka htung ni hpe lawan dik ai hku galaw ai hte hka hpe maren mara hka garan ai kaja dik ai full-load masa hta, theoretical cooling limit gaw wet-bulb a nbung katsi ai hta 3℃grau ai.

 

 

 

 

Practical engineering application ni hta, scaling on fills, fan nbung n-gun yawm ai, hka garan ai lam n bung ai hte tower kata na nbung short-circuit galaw ai lam ni lawm ai lam ni gaw, bungli galaw ai lam hpe hkra machyi shangun ai.

 

 

Dai majaw, 5℃nbung katsi ai shara hpe tawn da ai gaw, grau shim lum ai hkrang shapraw ai ladat langai rai nga ai. Hpaga rung law law gaw, wet-bulb a pat shingdang ai lam hpe n sawn ai sha, hka hpe 30℃du hkra katsi shangun lu ai ngu shut ai hku kam ma ai.

 

 

 

Ndai lam gaw nbung n-gun ja ai jak ni, nbung n-gun jat ai jak ni hte medium-frequency furnace ni hta bungli galaw ai aten hta grai katsi ai hte grai katsi ai alarm ni hpe byin shangun ai.

 

 

 

 

Hpaw da ai hka lum ai nta ni gaw sealed coil heat exchange hpe hkap la ai majaw, shinggrup nga ai hka lum ai hka gaw nbung hte galoi mung hkrak n matut mahkai ai majaw, san seng ai, n san seng ai-n ​​lawm ai hka a hkamja lam hpe makawp maga ya ai. Shanhte gaw, nhtoi htoi ai n-gun hpe mahkawng da ai, hkrak tup ai jak rung ni hte chemical reactor ni lawm ai hka a hkamja lam hpe grai ra sharawng ai masa ni hte htap htuk nga ai.

 

 

Raitim, metal coil bunghku ni kaw na extra thermal resistance gaw hpaw da ai nta npawt ni hte shingdaw yang shanhte a katsi ai atsam hpe shayawm ya ai. Maren ai wet-bulb masa hta, pat da ai nta npawt a pru wa ai nbung katsi ai lam gaw hpaw da ai nta npawt hta na 2–4 ​​degree grau tsaw ai.

 

degree wet-bulb nbung katsi ai grup yin hta, madang dep ai hpaw da ai nbung katsi ai nta gaw, 32℃–34℃daram sha pru wa ai nbung katsi ai hpe lu la mai ai. Auxiliary spray cooling hpe jat bang nna, fan nbung hpe jat bang ai gaw, nbung katsi ai lam hpe 1℃daram shayawm kau ya lu ai, rai tim, hpaw da ai katsi ai nta ni a katsi ai shadawn shadang hte naw n bung lu ai.

 

 

Masha law law lang ai ni gaw n-gun n law ai-katsi ai hka hpe ra sharawng ma ai, ga shadawn, katsi ai aten hta 15℃kaw nna 20℃du hkra, dai hpe katsi ai nta npawt ni hte sha n lu galaw ai.

 

Katsi majan aten hta grup yin nbung katsi ai lam ni yawm mat wa tim, nbung hta npawt nhpang wet-bulb katsi ai lam npawt nhpang naw nga ai, nbung katsi ai lam sha ndai npawt nhpang npu na hka hpe katsi shangun lu na n re.

 

Mai byin ai hparan ladat lahkawng nga ai: langai, hka n-gun hpe shayawm na matu, lahkawng lang ngu na htum mat na matu, chiller ni hte rau plate heat exchanger ni hpe jung da na; lahkawng, nbung-katsi ai chiller ni hpe kaji ai-kaji ai n-gun n law ai-katsi ai bungli ni a matu, katsi ai nta ni hpe n kam sham ai sha, laksan hku nna jai lang na.

 

 

 

 

Routine gram lajang ai lam gaw, katsi ai nta ni a katsi ai shadawn sharam hpe hkrak dawdan ya ai. Limescale a majaw byin pru wa ai fill clogging, fan belt ni htum mat ai, spray pipeline ni pat mat ai hte grup yin na pat shingdang ai lam ni a majaw nbung n shang wa ai hpe pat shingdang ai majaw, tengman ai pru wa ai nbung katsi ai lam hpe theoretical value hta 4℃kaw nna 8℃du hkra grau tsaw hkra shadut ya lu ai.

 

Hka htung ni hpe ayan jasan jaseng nna galai shai ai, fan hpe jep yu ai hte tower npu kaw na nhprang arai ni hpe shaw kau ai gaw, jak a shawng na katsi ai hpe shapraw kau lu ai atsam hpe bai gram lajang ya nna, bungli galaw ai aten na katsi ai hpe masat da ai katsi ai shadawn shadang de du hkra galaw ya ai.

 

 

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Tsun ga nga yang, katsi ai nta ni gaw, madung hku nna, katsi ai n-gun hpe buga na wet-bulb temperature hte shinggrup da ai, hka n-gun hpe shapraw kau ai jak ni rai nga ai. Hpaw da ai nta npawt ni a matu kaja dik htum pru wa ai nbung katsi ai lam gaw, hka lim ai-bulb nbung katsi ai hte 3–5℃hte maren rai nna, pat da ai nta ni a matu gaw hka lim ai-bulb katsi ai hte 5–9℃hte maren rai nga ai.

 

 

 

Process specifications ni gaw ndai range a lawu na hka katsi ai lam hpe ra sharawng ai rai yang, katsi ai nta ni sha n law ai majaw, jak hte katsi ai jak ni hpe mung jat bang ra ai. Shani shagu n hkring n sa gram lajang ai lam hte .jasan jaseng ai gaw katsi ai nta ni hpe ahkang jaw aishanhte a grau htum ai katsi ai atsam hpe ngang grin hkra lu la na matu hte bungli galaw ai arung arai ni hpe n-htum n-wai ngang grin hkra galaw lu na matu.