Industrial Chillers Rau Reactor Vessels

Hauv kev lag luam tshuaj lom neeg, tshuaj, thiab biochemical industries, tsho tsho reactors (los yog "teev") yog dav siv rau kev sib tov, synthesis, thiab formulation. Lub tshuab chiller muaj lub luag haujlwm tseem ceeb hauv cov tshuab no los ntawm kev tswj xyuas qhov kub thiab txias.

 

1. Exothermic Reaction Control

Ntau cov tshuaj tiv thaiv ua kom muaj cua sov loj (exothermic reactions). Yog tias qhov cua sov no tsis raug tshem tawm sai, nws tuaj yeem ua rau:

Cov tshuaj tiv thaiv kev khiav tawm (tsis tswj tau qhov kub thiab txias).

Decomposition ntawm raw khoom.

Kev nyab xeeb kev nyab xeeb (siab buildup los yog tawg).

Lub chiller circulates ib tug coolant (xws li dej, glycol, los yog tshwj xeeb thermal kua) los ntawm lub tsho nyob ib ncig ntawm lub reactor hlab ntsha. Qhov no absorbs cua sov tshaj tam sim ntawd, tswj cov tshuaj tiv thaiv kub ntawm qhov chaw nyab xeeb thiab ruaj khov.

2. Crystallization thiab nag lossis daus

Hauv kev tsim tshuaj thiab kev tsim tshuaj zoo, cov chillers tau siv los ua kom txias sai sai rau cov kua dej txaus kom induce crystallization.

Cov nqi txias txias (piv txwv li, 0.5℃ib feeb) yog qhov tseem ceeb rau kev tswj cov siv lead ua loj thiab purity.

Lub chiller tso cai rau cov txheej txheem cua txias nkhaus, ua kom cov khoom sib xws thiab tawm los.

3. Condensation thiab Reflux

Thaum cov reactors tau nruab nrog condensers, chillers muab cov kua dej txias rau cov condenser coils. Qhov no tso cai rau:

Volatile solvents yuav tsum condensed thiab xa rov qab mus rau lub reactor (reflux).

Solvent rov qab tsis poob cov khoom rau evaporation.

4. Kev tswj viscosity

Qee cov ntaub ntawv ua viscous heev los yog solidify ntawm chav tsev kub. Lub chiller pab tswj cov khoom nyob rau hauv qhov kev pom zoo viscosity ntau thaum sib tov, kom ntseeg tau tias sib xyaw ua ke thiab tiv thaiv kev puas tsuaj rau cov agitator.

5. Pilot Plant vs. Production Scale

Pilot Reactors (10L - 200L): Feem ntau ua ke nrog cov chillers recirculating uas muaj qhov raug siab (± 0.1 degree) rau R&D thiab ntsuas - nce kev kawm.

Cov Reactors Ntau Lawm (1,000L - 20,000L): Yuav tsum muaj qhov loj - muaj peev xwm hauv nruab nrab chillers lossis cov tub yees txias kom tswj tau qhov siab thermal load, feem ntau ua haujlwm tandem nrog chav boilers rau cua sov / cua txias.

 

 

Nyob rau hauv lub reactor system, lub chiller ua raws li "thermal tswj system." Nws ua kom ntseeg tau tias txawm hais tias cov txheej txheem yuav tsum tau tshem tawm cov cua sov sai, qhov qis tsis tu ncua - qhov kub thiab txias, los yog qhov kub thiab txias ramping, cov tshuaj tiv thaiv tshwm sim muaj kev nyab xeeb, ua tau zoo, thiab muaj kev rov ua haujlwm siab.

 

Xaiv qhov zoo chiller rau lub reactor yog ib qho tseem ceeb los xyuas kom meej cov txheej txheem kev nyab xeeb, khoom zoo, thiab kev ua hauj lwm efficiency. Hauv qab no yog cov ntsiab lus tseem ceeb uas yuav tsum xav txog:

1. Lub peev xwm txias (kub Load)
Qhov tseem ceeb tshaj plaws parameter yog lub tshav kub load ntawm lub reactor system. Qhov no suav nrog:

Exothermic tshav kub generated los ntawm cov tshuaj tiv thaiv nws tus kheej

Qhov ntsuas kub zoo yuav tsum tau ua kom txias lub batch los ntawm qhov kub thiab txias rau lub hom phiaj kub

Thaum tshav kub kub ingress los ntawm ib puag ncig (jacket, hlab ntsha phab ntsa, agitation)

Kev nqis tes ua: suav tag nrho cov khoom siv cua sov (feem ntau hauv kW lossis BTU / hr) thiab xaiv lub chiller nrog tsawg kawg yog 10-20% muaj peev xwm dhau los suav rau qhov ntsuas - nce, fouling, thiab ambient variations.

2. Kev ntsuas kub thiab tswj qhov tseeb
Cov tshuaj sib txawv yuav tsum muaj qhov sib txawv ntawm qhov txias txias:

Txheem txias: 7℃- 25℃(siv dej txias)

Tsawg- qhov kub thiab txias: -20℃rau 0℃(siv glycol lossis brine)

Ultra- kub qis: -40℃lossis qis dua (cov tub yees tshwj xeeb)

Tsis tas li ntawd, nrhiav:

Kev tswj qhov kub thiab txias: Feem ntau ± 0.5℃rau ± 0.1℃rau rhiab heev

Programmable kub ramping: Tso cai rau kev tswj kom txias nkhaus (piv txwv li, crystallization)

3. Reactor Volume Thiab Jacket Tsim
Lub reactor loj thiab tshav kub hloov chaw ncaj qha cuam tshuam rau kev xaiv chiller:

Reactor ntim (Liters lossis nkas loos): Cov ntim loj dua yuav tsum muaj cov dej ntws ntau dua thiab muaj peev xwm ua kom txias

Hom Jacket:

Lub tsho Pa: Tsawg dua kev hloov pauv hluav taws xob, yuav xav tau ntau dua

Lub tsho Dimple / Ib nrab-coil tsho: Kev ua haujlwm siab dua, tuaj yeem ua haujlwm nrog qis qis tab sis qhov sib txawv kub dua

Internal coil: Ntxiv qhov chaw hloov hluav taws xob ntxiv, tej zaum yuav xav tau kev ua haujlwm siab

Cov metric tseem ceeb: Xyuas kom lub chiller ntws tus nqi (L / min lossis GPM) thiab lub taub hau siab yog sib xws nrog lub tsho reactor qhov tsis kam.

4. Cov khoom siv sib xws
Cov txheej txheem reactor feem ntau muaj cov tshuaj corrosive. Xyuas kom lub chiller lub wetted qhov chaw (tswj, cua sov exchanger, piping) yog tsim los ntawm:

Stainless hlau (304 lossis 316L) rau kev siv tshuaj lom neeg

Titanium los yog Hastelloy rau corrosive heev (xws li, chlorides, muaj zog acids)

Copper-cov tshuab pub dawb rau cov ntawv thov nkag siab txog kev kis kab mob tooj liab

 

Xaiv lub chiller txoj cai rau lub reactor tsis yog hais txog kev sib tw horsepower - nws yuav tsum muaj kev ntsuam xyuas tag nrho ntawm cov txheej txheem dynamics, kev ruaj ntseg, kev sib koom ua ke automation, thiab ntev - kev ntseeg siab.

 

Ntawm no peb sau cov qauv kev lag luam chiller AYD-20A rau peb cov neeg siv khoom:

 

Yam khoom			Specification / Supplier
Lub peev xwm txias		Qauv	YOG-20A
		kws	35.2
		kcal ua	30265
Lub zog nkag		kws	18.5
Fais fab mov			380V-3N-50HZ Cov
Temp qhov hluav taws xob (degree)			-5
refrigerant tswj			Expansion valve
Txias lub voj voog			Ob
tub yees			R407C
Dimension (mm) L * W * H			2000*910*1800
Compressor	Style		Scroll
	Quantity (set)		2
	Compressor zog (kw)		15.24
Condenser	Style		Fin hom nrog tooj liab coil
	Quantity (set)		2
	Lub zog (kw)		1.7
	Cua Volume (m3 / h)		21000
Evaporator	Style		Plhaub thiab Tubes
	Dej txias (m 3 / h)		6.8
	Cov yeeb nkab loj (DN)		40
	Lub twj tso kua mis (kw)		1.5 (11m3 / h, 2bar)
Cov cuab yeej tiv thaiv			1. Phase tiv thaiv 2.Ntxuam overload tiv thaiv 3.High/low voltage tiv thaiv 4. overheat tiv thaiv 5.Anti- khov tiv thaiv
Qhov hnyav (kg)			1280
Qhov tseem ceeb
Compressor			Sanyo
Condenser			Anyda
Evaporator			Jindian
Hluav taws xob			LS/NWS
Expansion Valve			Sanhua
Pump			Mina
Tswj System			Punp

Lus Cim: Lub peev xwm ua kom txias yog nyob ntawm qhov ntsuas kub ntawm 35C, inlet / qhov hluav taws xob temp 0/-5C.