Cov kev cai dav dav
1, chav sib tw (yog tias kev sib tw rau tus neeg sawv cev) yuav tsum muab los ntawm lub Hoobkas txawv teb chaws (cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob hloov hluav taws xob) muab los ntawm tag nrho chav tsev ntawm qhov kev tso cai.
2, kev tsim cov khoom siv hluav taws xob sib xyaw ua ke, cov khoom siv tseem ceeb (phaj hluav taws xob hloov pauv, cov twj siv hluav taws xob sib txuas, zaus hloov pauv, hluav taws xob valve actuator, thiab lwm yam) yog cov khoom lag luam tuaj txawv teb chaws, chav tsev lwm yam khoom siv tseem ceeb yuav tsum yog kev sib koom ua ke lossis hauv tsev siab. -cov khoom lag luam zoo, thiab muaj ntau tshaj peb xyoos ntawm kev txhawb nqa keeb kwm.
3, cov khoom siv, txawm tias nyob rau hauv kev xa khoom, kev cia khoom thiab kev teeb tsa yuav tsum tau coj mus rau lub sijhawm tiv thaiv kom raug, tshwj xeeb tshaj yog cov khoom siv hluav taws xob hloov hluav taws xob thiab cov ntsaws ruaj ruaj nyob ib puag ncig, yuav tsum xyuas kom meej tias cov cuab yeej tsis puas nyob rau hauv txhua rooj plaub.
4, lub tshav kub exchanger ntawm qhov chaw nres nkoj dej yeeb nkab txuas, ua ntej kev sib txuas yuav tsum ua raws li kev tiv thaiv kev tiv thaiv kom zoo, txhawm rau tiv thaiv kev nkag ntawm cov khoom txawv teb chaws.
Unit yuav tsum
1, ua tiav cov khoom siv hluav taws xob muaj xws li:
Lub tshav kub exchanger chav tsev muaj phaj kub exchanger, circulating dej twj tso kua mis, hluav taws xob valve, hluav taws xob tswj txee, ntau yam li qub, lim, muag kev sib txuas, piping fittings, fais fab kis, PLC kev khiav hauj lwm thiab tswj, kov npo, tsis siv neeg tswj instrumentation, tswj software, khoom siv. puag.
2, txhawm rau ua kom muaj kev ncaj ncees ntawm txoj haujlwm, thiab ua kom tau raws li kev siv cov kev xav tau, tus neeg sib tw yuav tsum muab cov khoom siv tuaj yeem ua haujlwm zoo thiab siv tau txhua yam tsim nyog, khoom siv thiab kev pabcuam.
3, Tsim tej yam kev mob
Raws li cov qauv tsim tau muab, kev xaiv ntawm cov cua sov hloov coefficient ntawm phaj kub exchanger, kev xaiv thiab suav cov khoom siv hauv tsev, piping, li qub, thiab lwm yam. . Chav tsev nyob rau hauv ib txwm ua haujlwm, qhov nruab nrab ntws tus nqi hauv cov raj xa dej yuav tsum tsawg dua 2.2m / s.
4, phaj kub exchanger
4.1 Kev cai lij choj
(1) Yuav tsum muab cov lus tsim qauv tsim kev lag luam.
(2) Phaj cua sov exchanger yuav tsum tau mus ua ke, ib leeg txaus tsim, tsis txhob txais qhov txias, kub sab ntawm tus ntoo khaub lig.
(3) Cov khoom siv phaj (304 stainless hlau), thickness Ntau dua los yog sib npaug rau 0.5mm, cov ntaub qhwv ntaub (EPDM), thiab cov ntaub qhwv tsis muaj ntaub qhwv.
(4) Cov ntawv qhia cov pas nrig thiab cov ncej yog ua los ntawm cov pa roj carbon zoo lossis aluminium alloy thiab lwm yam khoom siv hlau ruaj khov, thiab tshuaj tsuag xim lossis lwm txoj hauv kev los tiv thaiv xeb.
(5) Lub thav duab kho phaj thiab compression phaj yog ua los ntawm Q235-B cov pa roj carbon zoo tib yam thiab kho los ntawm kev tua blasting thiab xeb tshem tawm, pleev xim thiab ziab.
(6) Clamping bolts yog ua los ntawm 45 # high-zoo carbon steel, thiab saum npoo yog kho nrog antirust; tag nrho cov bolts yuav tsum muaj ib-txoj kev tus kheej-locking tsim thiab yuav nruab nrog lub tes tsho tiv thaiv.
(7) phaj kub exchanger sib dhos ua tiav, yuav tsum tau kuaj hydrostatic, qhov kev ntsuas siab yog 1.3 npaug ntawm kev ua haujlwm siab, thiab muab daim ntawv tshaj tawm raws li cov ntaub ntawv random.
(9) Txhua lub tshuab hluav taws xob hloov hluav taws xob los them nyiaj rau kev sib pauv hluav taws xob vim qhov ntsuas thiab cuam tshuam cov txiaj ntsig, yuav tsum muab ntau tshaj kaum tsib feem pua ntawm qhov chaw hloov hluav taws xob, thiab cov ncej yuav tsum sab laug (15%) ntawm cov phaj muaj peev xwm.
(10) Lub tshav kub hloov coefficient yuav tsum tsis pub tsawg tshaj 3500 W / (m2 * degree), tsis siab tshaj 5500 W / (m2 * degree), qhov project xaiv cov khoom siv tsis raws li 4000 W / (m2 * degree) xam.
(11) Thaum tshav kub kub exchanger loj ntws sab siab poob qis dua 50Kpa.
5, hluav taws xob tswj valve
Hluav taws xob tswj valve siv Danfoss, Samson lossis Spisak hom (siv rau hauv kev sib koom ua ke ntawm kuv lub tuam txhab, nyiam Danfoss hom). Cov kev xav tau rau tib hom ntawm thawj lub cev lub cev, tsis tuaj yeem xaiv sib tov lub valve.
5.1 Valve lub cev
Hluav taws xob tswj valve lub cev lub cev qauv rau kev ncaj nraim ntawm ib lub rooj zaum valve lub cev, siab qib PN16, nws cov peev xwm txaus Kvs tus nqi thiab caliber yuav tsum ua tau raws li cov kev cai ntawm cov txheej txheem ntws. Valve txoj cai degree Ntau dua lossis sib npaug rau 0.5.
Flow yam ntxwv rau qhov sib npaug feem pua yam ntxwv;
Flange kev twb kev txuas;
Kev xau tus nqi Tsawg dua lossis sib npaug rau 0.05% ntawm Kvs tus nqi;
Tswj ntau> 50: 1;
Lub cev valve feem ntau qhib kom ntseeg tau tias tsis muaj kev cuam tshuam cov cua sov thaum tus tsav tsheb puas lossis raug tshem tawm;
Qhov siab tshaj plaws kaw qhov sib txawv ua tau raws li cov qauv tsim.
Valve lub cev cov ntaub ntawv yog grey cam khwb cia hlau los yog ductile hlau; cov khoom qia yog stainless hlau; sealing khoom yog PTFE lossis EPDM.
5.2 Tsav
Tus neeg tsav tsheb yog tsav los ntawm ob-txoj kev lub cev muaj zog, lub iav yog hlau iav, tus neeg tsav tsheb yuav tsum muaj kev tiv thaiv overload;
Nws tuaj yeem ua haujlwm mechanically thiab manually yam tsis muaj hluav taws xob tsis ua haujlwm;
Cov cim qhia tau muab faib thiab tswj tau;
Kev tswj qhov zoo / rov qab xaiv;
Nrog valve mus ncig ntawm tus kheej ua haujlwm kom txo tau lub sijhawm ua haujlwm;
Lub teeb liab tswj yog tus qauv analogue teeb liab, {{0}}(2)-10V/0(4)-20mA yeem;
Nrog valve txoj hauj lwm tawm tswv yim muaj nuj nqi, lub tswv yim teeb liab yog 0/2-10V;
Kev tswj hom yog analogue tswj thiab peb-taw tes tswj yeem xaiv;
Tsav tsheb thiab lub cev valve yuav tsum yog tib hom.
5.3 Controller: Danfoss, GE, Schneider.
Controller mob siab rau hauv cheeb tsam cua sov system, programmable thiab muaj kev sib txuas lus chaw taws teeb. Ua haujlwm qhov kub thiab txias 0 ~ 55 degree; cia kub -20 ~ 85 degree .
(1) Kev soj ntsuam cov ntaub ntawv
Kev ntsuas qhov ntsuas analogue (xws li kub, siab, ntws thiab lwm yam), cov khoom siv digital (piv txwv li cov twj tso kua mis, qhov siab thiab qis qis ntawm cov dej theem) thiab ntsuas kub, dej ntws noj thiab twj tso kua mis poob. Tus maub los yog programmed rau PID kev ua haujlwm thiab kev ua haujlwm logic.
(2) Kev sib txuas lus muaj nuj nqi
Tus maub los nws tus kheej muaj kev sib txuas lus serial chaw nres nkoj los txuas nrog cov cuab yeej teb, inverters, ntsuas kub ntsuas, kov cov ntxaij vab tshaus, thiab lwm yam. Txhawm rau ua tiav cov haujlwm sib txuas lus, qhib kev sib txuas lus raws tu qauv txhawb nqa modbus RTU, modbus-TCP / IP, Lon-Works, BAC-net, M-bus thiab lwm yam kev cai. Tus maub los tuaj yeem hloov cov xwm txheej ntawm cov khoom siv los ntawm lub hauv paus chaw nres tsheb mus rau qhov chaw saib xyuas rau lub hom phiaj ntawm kev tsom xam, thiab tus maub los tuaj yeem tswj nws tus kheej ntawm kev ua haujlwm thiab lees txais cov lus txib ntawm lub chaw saib xyuas.
(3) Daim ntawv qhia hnub thiab moos ua haujlwm
Nrog lub sijhawm moos ua haujlwm. Tus maub los muaj ib daim ntawv qhia hnub thiab lub moos (xyoo, hli, hnub, feeb, thib ob) los ua lub sijhawm tswj kev ua haujlwm ntawm lub kaw lus moos ntawm lub chaw tswj.
(4) Zaub thiab kev ua haujlwm ua haujlwm
Cov maub los tuaj yeem nruab nrog Suav thiab Askiv backlit LCD kov npo, cov zaub yog mounted ntawm lub vaj huam sib luag ntawm lub txee tswj. Lub vaj huam sib luag ua haujlwm tuaj yeem tso saib cov txheej txheem kev ua haujlwm ntawm qhov chaw nres tsheb kub hloov pauv, hloov ntawm lub valve thiab pib / nres ntawm lub twj tso kua mis. Tus neeg teb xov tooj muaj peev xwm tswj tau tag nrho cov khoom siv hauv cov khoom siv hluav taws xob hloov hluav taws xob los ntawm lub vaj huam sib luag, suav nrog kev hloov pauv ntawm kev ua haujlwm tsis ua haujlwm.
(5) Tswj thiab kho
Tus maub los yog programmable dawb thiab tuaj yeem paub txhua yam kev ntsuas, tswj thiab hloov pauv haujlwm.
(6) Lub sijhawm faib cov khoom cua sov
Tus maub los muaj peev xwm tsim tau ib lub sijhawm los tswj qhov kub thiab txias ntawm cov dej thib ob raws li lub sijhawm ua haujlwm, uas tuaj yeem pab peb txuag hluav taws xob hauv pej xeem cov tsev thaum lub sijhawm tsis ua haujlwm.
(7) Cov ntaub ntawv upload
Los ntawm cov txheej txheem kev cai, tus tswj hwm tuaj yeem lees txais cov lus txib los ntawm SCADA system los kho thiab hloov kho cov ntaub ntawv.
6, cov twj tso kua dej
6.1 Pump technical requirements
Dej twj tso kua mis hom Grundfos, Wilo, Konmacs thiab lwm yam khoom lag luam.
Circulating dej twj tso kua mis rau peb-theem lub cev muaj zog (380V 50Hz) tsav ntsug kav dej twj tso kua mis. Kev siv cov pob qij txha hloov tau thiab cov kav dej sib txuas. Ua-up dej twj tso kua mis rau peb-theem lub cev muaj zog (380V 50Hz) tsav ntsug multi-theem centrifugal twj, threaded kev twb kev txuas. Circulating dej twj tso kua mis thiab ua-up dej twj tso kua mis yog zaus conversion ceev tswj.
Txhawm rau kom muaj kev ua haujlwm zoo ntawm lub twj tso kua mis hauv kev khiav hauj lwm ntau, lub twj tso kua mis ua hauj lwm taw tes xaiv yuav tsum nyob ze li sai tau rau lub twj tso kua mis qhov zoo tshaj plaws efficiency point.
Cov tsos ntawm lub twj tso kua mis yuav tsum zoo nkauj thiab du, tsis muaj khawb thiab xeb me ntsis, cov txheej tiv thaiv corrosion yuav tsum zoo ib yam, tsis muaj npuas thiab flaking tshwm sim. Tag nrho cov cam khwb cia hlau yuav tsum tau kho nrog epoxy resin electrophoresis los txhim kho corrosion thiab abrasion tsis kam thiab ntev lub neej ntawm lub twj tso kua mis.
Mechanical seals yog tsim los ntawm cov npe nrov xws li German Borgmann thiab lwm cov tuam txhab tsim khoom qub, thiab cov chaw tsim khoom yuav tsum cog lus tias yuav tshuaj xyuas thiab hloov cov tshuab ntsaws ruaj ruaj yam tsis tau txav lub twj tso kua mis thiab cov kav dej hauv qhov hluav taws xob.
Lub cev muaj zog yuav tsum yog squirrel tawb induction motor. Tus qauv saws yuav tsum siab tshaj Tuam Tshoj Y series qauv. Cov chav kawm tiv thaiv ntawm lub cev muaj zog yog IP55.
Tag nrho cov qauv tsim thiab tsim cov twj tso kua mis yuav tsum ua raws li cov qauv European, thiab dhau los ntawm Suav cov khoom pov thawj kev txuag hluav taws xob.
6.2 Cov Kev Cai Siv Hluav Taws Xob
(1) Kev hloov pauv ntau zaus hauv txee cov kev xav tau Kev hloov pauv kev tswj hwm ib feem xav tau tus neeg sib tw los ua cov txheej txheem tswj hwm thiab cov kab ntawv txuas txuas ntxiv. Cov khoom tseem ceeb yuav tsum yog ABB, Schneider lossis Siemens thiab qhia lawv cov keeb kwm, hom, qauv thiab cov qauv khoom.
(2) Lub rooj tswj hwm zaus yuav tsum muaj cov txheej txheem qhib kev sib txuas lus, tuaj yeem txuas nrog ntau yam nrov BA systems, thiab khaws cia txaus DDC interfaces. Thiab teeb tsa phau ntawv qhia / tsis siv neeg hloov.
(3) Lub zog hloov twj tso kua mis tswj txee yuav tsum muab kev saib xyuas kev sib cuag ntawm lub tsev tswj qhov system ntawm kev ua haujlwm ntawm lub twj tso kua mis thiab lub tswb yuam kev;
(4) Daim duab kab hluav taws xob thib ob ntawm cov khoom siv hloov pauv zaus yuav tsum tau pom zoo los ntawm tus qauv tsim.
6.3 Zaus converter
(1) Lub npe ntawm cov zaus hloov pauv txais yuav Danfoss, ABB, Schneider.
(2) Cov yam ntxwv ntawm kev hloov pauv zaus muab los ntawm tus neeg sib tw yuav tsum raug xa mus rau qhov yuav tsum tau ua ntawm tus hloov pauv zaus tom qab:
Cov pab pawg twj tso kua mis yuav tsum tau ua raws li kev siv dej tiag tiag ntawm qhov kev hloov pauv, uas yog, los ntawm kev hloov pauv ntawm qhov system siab los hloov lub zog zaus ntawm lub twj tso kua mis, yog li hloov qhov ceev ntawm lub twj tso kua mis, kom hloov kho cov dej tso tawm ntawm lub twj tso kua mis. lub twj tso kua mis.
7, cov khoom siv hluav taws xob hloov hluav taws xob automation tswj cov cai
7.1 Kev tswj qhov kub thiab txias: los ntawm qhov kub ntawm qhov nruab nrab sab, tswj qhov ntws ntawm thawj lub network los ntawm kev tswj qhov qhib hluav taws xob valve ntawm thawj sab, kom tswj tau qhov kub ntawm qhov hluav taws xob ntawm qhov hluav taws xob thib ob; cia li kho qhov hluav taws xob kub ntawm lub network thib ob raws li qhov kub ntawm sab nraum zoov.
7.2 Kev tswj qhov siab thiab qhov sib txawv: qhov sib txawv ntawm qhov siab ntawm cov khoom siv thiab cov dej xa rov qab rau sab thib ob thiab rov qab tswj cov dej siab ntawm ob sab.
7.3 Zaub thiab tswb: tsis siv neeg microcomputerised xyuas thiab tswj ntawm ntshuam thiab export kub, siab, tshav kub, txaus tus nqi thiab sab nraum zoov kub ntawm cov thawj thiab thib ob tes hauj lwm, thiab tsis siv neeg tswb rau system overpressure, overheating ntawm lub cev muaj zog, thiab tsis muaj fais fab mov. theem.
7.4 Kev sib txuas lus muaj nuj nqi: tus tswj ntawm chav tsev muaj R485/232 tus qauv kev sib txuas lus interface thiab muab cov chaw taws teeb tswj software, uas tuaj yeem txuas nrog BA system.
7.5 PLC maub los LCD zaub, kov lub vijtsam: nrog lub vijtsam zaub, sab thib ob ntawm qhov kub thiab txias, siab, ntws thiab sab nraum zoov kub, thawj sab ntawm hluav taws xob kub tswj valve qhib; twj tso kua mis ua haujlwm raws li txoj cai, twj tso kua mis zaus, lub tswb txhaum thiab lwm cov ntaub ntawv tseem ceeb ntawm kev ua haujlwm, tsis muaj kev tswj hwm tus kheej, kev ua haujlwm yooj yim, pub dawb rau kev tswj qhov kub thiab txias, tiv thaiv kub dhau, kev tiv thaiv hluav taws xob tsis ua haujlwm, dej ntws, tsis tshua muaj siab / poob-ntawm-siab kev tiv thaiv, thiab lwm yam.
8, Phau ntawv li qub: Boon, TA, Danfoss;
8.1 Lub kaw lus valve
Lub inlet thiab qhov hluav taws xob kaw li qub ntawm chav tsev yuav tsum tau welded pob li qub.
The ball valves are integral welded parts, DN15-DN200 for handle type operation, >DN200 rau cab iav hom kev ua haujlwm. Kub tiv taus 180 degree, tsim siab PN25.
Lub rooj zaum thiab pob foob: Cov pa roj carbon ntxiv PTFE;
Valve ncej foob: PTFE / graphite;
Valve lub cev khoom: carbon steel, St.37.0;
Valve ncej thiab pob khoom: stainless hlau;
Pob lub cev sab hauv txoj kab uas hla Ntau dua lossis sib npaug ntawm DN100 pob valve sab hauv txoj kab uas hla yog cylindrical, txhawm rau txo cov dej ntws cuam tshuam thiab txo qhov tsis kam;
Qhov ntev thiab kev ua haujlwm raws li EN12266 thiab ISO5208; nrog ISO14001 thiab OHSAS18001 ntawv pov thawj;
100% kev soj ntsuam zaum kawg, kev pab cuam lub neej 25 ~ 30 xyoo, kev saib xyuas dawb.
8.2 Kuaj Valve
Kos li qub yog ntsia rau ntawm qhov hluav taws xob ntawm cov twj tso kua dej. Yuav tsum tau ua kom tsis muaj zog, tsis muaj suab nrov, kev tiv thaiv zoo ntawm lub twj tso kua mis.
8.3 Kev nyab xeeb valve
Txhawm rau tiv thaiv overpressure nyob rau hauv lub thib ob sab system, kev nyab xeeb valve yog adjustable caij nplooj ntoos hlav hom kev ruaj ntseg valve.
8.4 dej valve
Kev sib txuas ib feem ntawm cov dej valve rau lub sealing npauj npaim valve, kub tsis kam 120 degrees
9, Diav separator
Thawj thiab ob sab yog ntsia kom tshem tawm cov av, cov av tshem tawm tuaj yeem tshem tawm cov khoom ntau dua lossis sib npaug ntawm 2.0 hli, cov av tshem tawm yog nruab nrog lub qhov dej ntws, cov khoom siv lim dej yog stainless hlau. Lub cev ntawm cov av separator muaj qhov sib txawv ntawm qhov ntsuas siab.
10, kub sensor, siab transmitter,
10.1 Immersion kub sensor
Sensor ntsiab: Pt1000;
Kev tiv thaiv qib: IP54;
Qhov kub thiab txias: 0 ~ 140 degree;
Kev sib txuas sensor: ob-xaim system;
Installation: threaded kev twb kev txuas;
Intrusion casing kub ntau yam: 0 ~ 180 degree;
Intrusion casing siab: PN25;
Qhov ntev ntawm lub sensor thiab qhov kev nkag mus yog xaiv los ntawm cov yeeb nkab txoj kab uas hla.
10.2 Sab nraum zoov kub sensor
Sensor ntsiab: Pt1000;
Kev tiv thaiv qib: IP54;
Qhov kub thiab txias: -50 ~ 50 degree;
Kev sib txuas sensor: ob-xaim system;
Kev teeb tsa: lub sensor yog ntsia rau sab nraum zoov sab qaum teb phab ntsa, yuav tsum tsis txhob ncaj qha tshav ntuj, ntau tshaj 1.5m los ntawm hauv av, tsis txhob nyob rau hauv lub qhov rooj thiab qhov rais ncaj qha saum toj no.
10.3 Siab transmitter
Qhov hluav taws xob: 24V DC;
Qib raug: tsis ntau tshaj +/-0.5% FS;
Cov teeb liab tso zis: 3-wire system, 0-10V;
Kev tiv thaiv qib: IP65;
Kev ntsuas ntau: 0 ~ 16bar;
Lub sij hawm teb: Tsawg dua lossis sib npaug li 4ms;
ambient kub: -40 ~ 85 degree .
11, Thermometer thiab siab ntsuas
Tus pas ntsuas kub txais bimetallic tus pas ntsuas kub, nrog qhov ntau ntawm 0-150 degree ntawm thawj sab thiab 0-100 degree nyob rau sab theem nrab, thiab qhov tseeb yog tsis ntau tshaj 1.5.
Kev ntsuas siab rau lub caij nplooj ntoos hlav lub raj siab ntsuas, hauv MPa units, 0-1.6MPa ntau, qhov tseeb ntawm qib tsis tshaj 1.6 qib.
12, Solenoid valve
Solenoid valve yog ib txwm kaw hom, coil tiv thaiv qib IP67.
