Thermal rwb thaiv tsev rau cov yeeb nkab cua kub thiab nraum zoov nyob rau hauv ib tug ca: tus yam ntxwv, qhov ntev

Tej pipeline nyob sab nraum lub thaj chaw, yuav tsum tau rwb thaiv tsev. Tsuas yog ib tug muaj kab, uas yog routed hauv qab no lub khov tob. Tsis tas li ntawd, koj yuav tsum rwb thaiv tsev rau cov kav dej nyob rau hauv unheated chav. Warming yuav ua rau kom lub functionality ntawm cov kev sib txuas lus kab thiab cuag lawv lifespan. Siv zoo rwb thaiv tsev rau cov kav dej yuav nti tiv thaiv lawv los ntawm kev soj ntsuam xyuas, los txo tshav kub poob thiab cua sov tshuab tshem tawm hws.

Uas yuav tsum tau rwb thaiv tsev ntawm cov kav dej?

Kom ua thaum tshav kub kub rwb thaiv tsev tso cai rau koj mus rau:

• Txo nyob rau hauv cov cua kub hlab thiab unscheduled ntxiv thaum tshav kub kub tsis tau.
• Txo cov yeeb nkab nto thiab sab hauv lub insulator tau condensate tsim.
• Muab ib qho kev ntsuas ntawm qhov kub thiab txias rau sab saum toj ntawm lub insulator.
• Kom ua hauj lwm zoo sij hawm vim lub deceleration yeeb nkab xeb.
• Tiv thaiv polypropylene thiab PVC yeeb nkab thiab los ntawm cov neeg kho tshuab kev puas tsuaj.
• Thermal rwb thaiv tsev rau cua sov kav nyob rau hauv lub qhib huab cua thiab khaws tshav kub nyob rau hauv lub caij ntuj no los mus tiv thaiv lawv los ntawm kev soj ntsuam xyuas.

Yuav ua li cas mus xaiv txoj cai cov ntaub ntawv uas?

Feem ntau, cov kev xaiv yog raws li nyob rau hauv lub nram qab no:

• txoj kab uas hla cov yeeb nkab;
• tus nqi ntawm lub thermal rwb thaiv tsev;
• tej yam kev mob nyob rau hauv uas lub lag luam yuav tshwm sim;
• ntev ntawm pipeline;
• kev ua tau zoo uas yuav tsum tau.

Yuav ua li cas rwb thaiv tsev yog siv rau cov kav dej?

Qhov kev xaiv ntawm cov ntaub ntawv uas rau rwb thaiv tsev nyob feem ntau nyob rau hauv lub npaj kab, yeeb nkab inch thiab kev khiav hauj lwm tej yam kev mob. Cov khoom siv rau lub rwb thaiv tsev yuav tsum tau muaj:

• kub siab txuag;
• tsawg thermal conductivity;
• hluav taws kub kuj;
• kuj mus rau sab nraud yam tsis zoo influences;
• yooj yim installation - rau cov neeg uas xav kom siv lawv tus kheej rwb thaiv tsev, qhov no yog ib qho tseem ceeb cov yam ntxwv;
• waterproof;
• durability.

Rau kom zoo cua sov nyob rau hauv lub tsev yuav tsum tau tsis tsuas mus rau yuav kav thiab lwm yam hais, tab sis kuj yuav tau saib xyuas kom ntseeg tau lawv cov functionality. Yog li ntawd, rau kev sib txuas lus yog yaj nyob rau hauv tus ntawm tsawg kub, nws yog tsim nyog mus yuav ib tug zoo ua ntej-rhaub rau cua sov cov kav dej. Niaj hnub no, ib tug ntau yam ntawm cov ntaub ntawv rau thermal rwb thaiv tsev ntawm ib tug kuj zoo kawg, tab sis ua ntej koj txiav txim siab nyob rau hauv zaum kawg xaiv yuav tsum paub txog lawv zoo yam ntxwv.

Nyob rau hauv feem ntau thermal rwb thaiv tsev rau cov kav dej ua los ntawm cov ntaub ntawv no:

• Polyethylene ua npuas ncauj (polyethylene ua npuas ncauj).
• Ua Npuas Ncauj roj hmab.
• Polyurethane ua npuas ncauj.
• Mineral wool.

Qhov raws li thermal rwb thaiv tsev nyob rau hauv daim ntawv ntawm cov thooj voos kheej kheej basalt.

Polyethylene ua npuas ncauj (polyethylene ua npuas ncauj)

Thaum lub caij thaum cov cua kub ntaus ntawv rau thermal rwb thaiv tsev ntawm cov kav dej ua npuas ncauj pom heev wide daim ntawv thov. Los ntawm cov piv zoo / nqe - qhov no yog qhov zoo tshaj plaws kev xaiv. Rwb thaiv tsev ua los ntawm polyethylene ua npuas ncauj yog ua nyob rau hauv 2 lub ntsiab hom:

• ob-meter hlab;
• daim ntaub.

Cov khoom tej zaum yuav muaj ib tug txheej ntawm polyethylene, txhuas ntawv ci thiab ntxiv mus.

Polyethylene ua npuas ncauj yeeb nkab rwb thaiv tsev muaj xws cov yam ntxwv:

- Coefficient ntawm thermal conductivity (ntawm 40 ° C.) - 0,043 W / m * K.

- diffusion kuj coefficient khub -> 3000.

- Kub (ua hauj lwm): los ntawm -80 mus +95 DEG.

- flammability pab pawg neeg - nonflammable ntaub ntawv (G1 thiab G2).

- Scope ntawm daim ntawv thov - cua kub, cua thiab sewerage tshuab.

- Mov - ib tug raj.

Qhov no rwb thaiv tsev rau cov yeeb nkab ntau thiab tsawg pab muaj raws li nram no: lub phab ntsa thickness yog los ntawm 6 mus rau 30 mm inch - 6-160 hli.

Tus nqi ntau yog heev loj. Tus nqi ntawm cov yeeb nkab rwb thaiv tsev ntawm Suav-tau ua txhua 5-7 tsawg tshaj li European, tab sis qhov zoo yog npaum li cas ua tsis tau zoo.

Tej ua npuas ncauj rwb thaiv tsev yeeb nkab txawv yooj yim mounting. Koj cia li yuav tsum tau txiav qhov tsim nyog bandwidth, qhwv thiab ruaj ntseg nrog daim kab xev.

foamed roj hmab

Nyob rau hauv kev ua tau zoo rwb thaiv tsev rau cov kav dej ua los ntawm cov khoom cua ua npuas ncauj roj hmab yog npaum li cas superior rau tag nrho lwm hom. Tab sis cov nqi ntawm nws saum toj no. Vim hais tias qhov no hom ntawm cov yeeb nkab rwb thaiv tsev yog feem ntau siv nyob rau hauv lub feem ntau xav tau engineering daim ntaub ntawv yuav tsum kuj mus rau ib tug tsawg heev los yog siab kub, ultraviolet hluav taws xob, hluav taws kub thiab t. D.

Lub ntsiab hauj lwm cov yam ntxwv ntawm cov khoom:

- Thermal conductivity coefficient ntawm 40 degrees. yog 0,038 W / m * K.

- Kub (ua hauj lwm): los ntawm -80 mus +95 DEG.

- Group khoom flammability - G1.

- Scope - cua-txias thiab tub yees tshuab.

- Mov - ib tug raj ntawm txoj kab uas hla 6-160 hli, cov phab ntsa thickness ntawm cov khoom siv nqi rau 6-32 hli.

- Cov khoom yog resistant rau UV rays.

Kua (thiab tsuag xim) insulators

Qhov no yog ib tug tshiab kuj ntaub ntawv nyob rau hauv kev tsim kho kev lag luam. Muaj ob lub ntsiab hom ntawm cov kua insulators:

1. Evaporation. Nyob rau saum npoo lawv yog siv los ntawm ib tug sputtering txoj kev, siv tshwj xeeb pab kiag li lawm (e.g. - PUF).
2. Painting. Lawv yog siv mus rau qhov chaw raws li ib qho number case siv ib tug menyuam los yog txhuam.

Ob leeg xaiv muaj ib tug tseem ceeb kom zoo dua: Isolators yuav siv qhov twg ntawm kev siv cov yob hom cua sov yog tsis yooj yim sua los yog tsis yooj yim.

Polyurethane ua npuas ncauj

Polyurethane ua npuas ncauj ib nrab-zoo li (zoo li PPU) - ib tug nruj heev rwb thaiv tsev, tsim los rau thermal rwb thaiv tsev ntawm cov kav dej. Tej zaum yuav tsum vov ntau hom kev waterproofing -. Nws yog asphalt, ntawv ci, ci FPGK glassine, yas zaj duab xis, thiab lwm yam Ib tug ntawm lub ntsiab zoo los ntawm no hom ntawm rwb thaiv tsev yog ib qho yooj yim rau nruab. Thaum lub sij hawm ib tug pab neeg ntawm 2 tus neeg yuav tsum tau them 300 m. N. Thiab ntau yam ntxiv.

Khoom yam ntxwv:

- sostavlyaet- Thermal conductivity 0,035 W / m * K.

- Kub (ua hauj lwm): -150 mus +120 degrees.

- Group khoom flammability - T3.

- Scope ntawm cov polyurethane ua npuas ncauj - cov cua kub thiab dej kub mov.

- Tus me nyuam ib nrab thooj voos kheej kheej.

- Qhov loj ntawm 32-1020 hli txoj kab uas hla yog: phab ntsa thickness - 40 mm (los yog kev cai), ntev - 1-1.5 m.

Penoizol

Qhov no cov ntaub ntawv uas txawv sufficiently siab thermal yam ntxwv. Nws yog siv feem ntau nyob rau hauv ib tug muaj scale, txij li thaum nws daim ntawv thov mus rau lub tshuaj tsuag cov yeeb nkab yuav tsum tau tshwj xeeb installation.

Penoizol - ntau tivthaiv kua sib tov, ua sputtering txoj kev. Thaum cov ntaub ntawv uas solidifies, cov ntaub ntawv ib tug kaw lub hnab ntawv nyob ib ncig ntawm lub raj, uas thaum tshav kub kub tsis yog kis.

Nws yog hais tias hais tias xws li cov ntaub ntawv uas tsis tau hu ua pheej yig.

Mineral wool thiab iav fiber

Nws yog lub feem ntau kev ywj pheej ntawm tus nqi ntawm cov ntaub ntawv uas nyob rau hauv yob thiab slabs.

Nws yog qhov zoo tshaj plaws los mus siv hais tias hom kuav los tiag rwb thaiv tsev. Cov khoom muaj tej yam yooj yim installation (yeeb nkab yuav tsum tau muab qhwv rau ob peb khaubncaws sab nraud povtseg thiab bond lub losis tswvyim dabtsi hlau qauv), thiab tau daim ntawv thov rau cov kav dej ntawm txawv diameters.

Thermal rwb thaiv tsev rau cov kav dej nyob rau hauv lub qhib cua nrog nws yog nqa los ntawm lub winding thiab lub tom ntej Symptoms ntawm cov khoom cua twine los yog stainless hlau.

Nws yog ib qho tseem ceeb yuav tau nco ntsoov hais tias qhov no hom ntawm cov ntaub ntawv uas yuav tsum tau them thiab lub waterproofing txheej. Sab nraum zoov nws txuag nws los ntawm tau txais ntub thiab poob zog li sab hauv tsev tshem tawm hauv lub xub ntiag ntawm huab cua nyob rau hauv cov khoom ntawm microparticles.

Thermal ua tau zoo ntawm cov khoom no yog zoo heev.

Thermal rwb thaiv tsev rau cua sov hlab nyob rau hauv chav tsev

Nws mus tsis tau hais tias lub roj teeb cover nyob rau hauv lub chav tsev yog tsis tsim nyog. Av cua sov tshuab nyob rau hauv tej qhov chaw uas cov kub yog khaws cia kev nplij siab, tsis txhob yuav tsum tau rwb thaiv tsev.

Siv rhaub yuav tsum sov ntawm cov neeg feem uas yog routed nyob rau hauv lub chaw nyob qhov twg lub chav tsev kub yog tsis khaws cia (e.g., nyob rau hauv lub qab daus).

Thermal rwb thaiv tsev rau cua sov kav nyob rau hauv lub qhib huab cua thiab nyob rau hauv lub chav tsev nyob rau hauv kev ua lag luam ntawm lub tsev ntaub ntawv uas domestic thiab European thiab Lavxias teb sab manufacturers.

Xaiv tshaj insulate cua sov kav, muaj yog tsis muaj dab tsi. Ua ntej, xav txog lub thermal kev ua tau zoo, nws yog ib qho yooj yim ces mounting.

Tsuas yog nyob rau hauv lub xeem tig, xyuam xim rau cov nqi ntawm rwb thaiv tsev, vim hais tias txoj kev uas nws yuav tsum tau mus soj ntsuam cov hauj lwm zoo ntawm txhua ruble nyiaj ua lag luam nyob rau hauv rwb thaiv tsev. Pheej Yig tab sis tsis zoo cov ntaub ntawv uas tej zaum yuav tsis haum thiab me ntsis haumxeeb, thiab es tsis txhob ntawm cov kev tsim cov nyiaj khaws tseg yuav tsuas nqa tej thiab lwm yam teeb meem.