1. Heat exchanger chhunga scale buildup hian heat transfer efficiency a tihhniam phah thin.
Fouling hian Thermal Resistance a tipung a, Heat Transfer Capacity a ti tlem bawk
Hun rei tak- hnathawh chhung hian fluid chhunga bawlhhlawh, mineral, oil, emaw corrosion products te chu heat exchange surface-ah zawi zawiin a awm a, fouling layer a siam thin.
Fouling hian heat transfer resistance a tipung a, fluid lum leh vawt inkara heat exchange efficiency a ti tlem a, chu chuan outlet temperature chu design mamawh a tlin loh phah a ni.
2 Fouling hian Fluid Flow Condition a nghawng
Fouling layer thick zawk hian flow channel area a tihhniam a, fluid velocity a tihhniam bakah turbulence a ti tlem a, heat exchange effect a tichak lo zual sauh bawk.
A nasat chuan fouling hian flow channel a tikhawlo thei a, chu chuan pressure drop a tisang thei a, hmanrua hnathawh dan pangngai lo a thlen thei bawk.
3 A chinfel dan tur
Medium characteristics hmanga tihfai dan mumal tak siam, chu chu chemical hmanga tihfai, mechanical cleaning, online CIP hmanga tihfai te hi a ni.
Fouling awm theihna tur operating condition tan chuan deposition thlen thei low-velocity operation awm loh nan fluid flow rate chu optimize rawh.
2. Fluid Flow Rate tling lo hian Heat Exchange Efficiency a tihhniam phah
1 Flow Rate hniam hian Heat Transfer a nghawng
Heat exchanger te hian heat exchange tha tak an neih theih nan flow rate engemaw zat an mamawh a. Hot leh cold side-a flow rate chu design value aiin a hniam chuan unit time khata heat exchange-a fluid tel zat chu a tlahniam a ni.
Flow rate tling lo chuan outlet temperature chu design parameter atanga a inthlak danglam ang a, hei hian overall heat exchange efficiency a tihhniam ang.
2 Flow Rate pangngai lo awm chhan tlangpui
Hei hi pump operating capacity tlahniam vang te, filter block vang te, valve hawn tlem vang te, pipeline resistance sang vang te pawh a ni thei.
Plate heat exchanger tan chuan uneven flow distribution hi plate blockage vang pawh a ni thei.
3 A chinfel dan tur
Pump hnathawh dan, valve hawn dan, leh pipeline pressure inthlak dan te enfiah thin ang che.
Filter leh heat exchanger flow channel te chu tifai la, chu chuan fluid chu design flow rate angin a thawk thei ang.
3. Temperature Inthlauhna tling lo chuan Efficiency a tihhniam phah
1 Temperature Difference hi Heat Exchange-a Core Driving Force a ni
Heat exchanger te hian heat transfer atan hian tui lum leh lum inkar temperature danglamna an rinchhan a. Inlet lam lum leh vawt inkar temperature danglamna a tlem lutuk chuan heat transfer force a tling tawk lo.
Thil hmanrua chu a pangngaia thawk mah se, heat exchange capacity ruahman chu a thleng thei lo.
2 Temperature Inthlauhna Tluk Loh Chhan
Heat source temperature a tlahniam, entirnan, steam pressure tling lo emaw, tui lum temperature tlahniam emaw.
Cooling medium temperature a sang a, entirnan, cooling water circulation capacity tling lo.
3 A chinfel dan tur
Inlet temperature hian design condition a tlin leh tlin loh enfiah turin heat leh cold source supply enfiah thin ang che.
Average temperature danglamna tihpun nan hot leh cold fluid flow rates ratio siam that.
4. Heat Exchanger Flow Channel Block emaw Pressure Drop pangngai lo emaw a awm thei
1 Blockage hian Fluid Flow pangngai a nghawng
Heat exchanger chhunga channel te chu bawlhhlawhin a block chuan heat exchange area ah hian fluid chu a kal tlang thei lo.
Fluid insem dan inang lo hian heat exchange area tha tak a tihtlem a, hmun thenkhat chu heat transfer-ah a tel kim thei lo.
2 Pressure Drop pangngai lo hi Blockage chhinchhiahna pawimawh tak a ni
Operating pressure drop tak tak chu design value aiin nasa taka a san chuan internal fouling, scaling, emaw flow channel blockage emaw a lantir tlangpui.
Pressure drop sang tak nena hun rei tak- hnathawh hian pump energy hman a tipung thei bawk.
3 A chinfel dan tur
Inlet leh outlet pressure danglamna chu enfiah fo la, design parameter nen khaikhin thin ang che.
Thil hmanrua block na tak takte chu ṭhiah la, tifai emaw, backflush emaw.
5. Heat Exchanger Design leh Selection dik lo avanga Performance tha tawk lo
1 Heat Exchange Area tling lo
Heat exchanger-a design hmasa ber hmun a tling tawk lo a nih chuan, a hnathawh dan tak tak a inthlak hnuah pawh production mamawh a phuhruk thei lo thei.
Thil awm dan tlangpui chu thil siam chhuah theihna tihpun, flow rate sang zawk, emaw, process temperature mamawh inthlak danglam te a ni.
2 Heat Exchanger Type tha lo
Heat exchanger chi hrang hrang hi application environment hrang hrang atan a tha hle. Entirnan, plate heat exchanger te hi high-efficiency, compact application atan a tha a; shell-leh-tube heat exchanger te hi temperature sang-temperature sang, pressure sang-pressure condition atan a tha hle.
Thil hmanrua chi hrang hrang a inmil loh chuan heat exchange efficiency hniam emaw, enkawl harsatna emaw a thlen thei.
3 A chinfel dan tur
Operating parameter tak takte chu enfiah leh la, flow rate, temperature, pressure, leh medium property te pawh a tel.
A tul chuan heat exchange area tihpun emaw, heat exchanger chi tha zawk hmanga thlak emaw tur a ni.
6. Heat Exchanger Sealing chungchangah Performance tihchhiatna thlentu
1 Sealing Failure hian Heat Exchange Process a nghawng
Plate heat exchanger tan chuan gasket upa tawh, chhia, emaw dah dik loh chuan chhungril lama leak a thlen thei.
Fluid pahnih inzawmkhawm hian heat exchange efficiency a ti tlem a, product quality leh system safety a nghawng thei bawk.
2 Sealing lama harsatna awmte lan chhuahna
Pawn lam atanga leakage a awm thin.
Inlet leh outlet temperature pangngai lo leh pressure inthlak danglamna nghet lo.
3 A chinfel dan tur
Gasket te dinhmun enfiah fo la, seal upa tawh emaw, a chhe tawh emaw thlak thin ang che.
Plate te chu torque tarlan angin dah la, a tight tawk lo emaw, a khauh lutuk emaw loh tur.
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