Phaephe ea tšireletso ea thapo ea motlakase ea MPP, phaephe ea motlakase ea MPP

Tshebetso e ntle haholo ea ho kenya mocheso: e ka sireletsa thapo ka katleho, ea thibela potoloho e khuts'oane ea motlakase.

Ho hanyetsa mocheso o phahameng le ho hanyetsa ts'enyeho: e ka boloka ts'ebetso e tsitsitseng tikolohong e nang le mocheso o phahameng, 'me ka nako e ts'oanang e hanela ts'enyeho ea lik'hemik'hale.

Matla a phahameng a mechini: ho hanyetsa ho phahameng le ho hanyetsa tšusumetso.

Kaho e bonolo: Boima bo bobebe, ho kenngoa kapele, ho ka hokahanngoa ka ho tjheseletsa ho chesang ha fusion le mekhoa e meng.

Tshebetso e ntle ea tikoloho: thepa ha e na tšilafalo 'me e na le bophelo bo bolelele ba tšebeletso

1. E bobebe, e etsa hore ho be bonolo ho e tsamaisa le ho e kenya; e na le ho tenyetseha ho hoholo, e etsang hore ho kenngoa ho be bonolo le ho boloka litšenyehelo. E ka sebelisoa hape, e fihlela maemo a tikoloho; ha phaephe e kobeha, khatello karolong e kobehileng e ka imolloa kapele, e thibela 'ho kgutlela morao' le ho nolofatsa mesebetsi ea kaho, ka hona e qoba tšenyo e kobehileng ka lebaka la khatello e matla nakong ea ts'ebeliso;

2. Tahlehelo e nyane ea khohlano ka har'a phaephe, bokhoni ba mokelikeli o tsamaisang phaephe bo boholo ka 10% ho feta ba phaephe ea PE-X e nang le bophara bo lekanang; khanyetso ea tšusumetso e habeli ho feta ea thepa ea phaephe ea PE-X;

3. Mocheso o tlase oa ho robeha le ts'ebetso e ntle ea thepa ea phaephe e nang le mocheso o tlase li etsa hore ho khonehe ho hahuoa mariha tlas'a maemo a mocheso o tlase, 'me ha ho hlokahale ho futhumatsa pele ha ho kobeha phaephe, e leng se ka rarollang tahlehelo ea moruo e bakoang ke ho se khone ho haha ​​karolong e ka leboea ea Chaena ka lebaka la mocheso o tlase mariha. Radius e nyane ea ho kobeha ke makhetlo a 5 a bophara ba kantle ba phaephe;

4. Ho hanyetsa ho bola ha lik'hemik'hale hantle, ha ho na mafome, bophelo bo bolelele ba tšebeletso. Ka kakaretso, kamora lilemo tse 'maloa tsa tšebeliso, lebota le ka hare la phaephe ea tšepe le ba thata ka lebaka la mafome a tebileng,' me khanyetso ea phallo ea metsi ea eketseha, kahoo e fokotsa haholo bokhoni ba phetisetso ea metsi; tlas'a mocheso o sebetsang oa 70℃ le khatello ea 0.82MPa, phaephe e ka sebelisoa ka mokhoa o sireletsehileng ka lilemo tse fetang 50;

5. Ho hanyetsa ho thekesela ho hotle, ho thekesela ha phaephe ya PE-RT ho fetoha ka phetoho ya mocheso, PE-RT ha e hloke poleiti e hokahaneng ka lebaka la thepa e ikgethang e tala, hang ha e se e bopilwe kamora tlhahiso, ho thekesela ho ba ha ka ho sa feleng;

6. Ha ho na di-additi tse chefo tse eketswang tshebetsong ya tlhahiso ya thepa ya diphaephe, lebota le boreledi la kahare, ha ho sekala, ha ho kgolo ya baktheria, di ka sebediswa ka polokeho phetisong ya metsi a nowang le masimong a mang;

7. Tshebetso e ntle ya ho qhala mocheso, ho tsamaisa mocheso ke 0.4W/(m•K), ho ka boloka matla a mangata ditshebedisong tsa ho futhumatsa, kahoo PE-RT e ka fana ka tshebetso e felletseng ho dibopeho tsa yona tse ntle lefapheng la ho futhumatsa;

8. Ho Weldability: Kamora hore phaephe ea sistimi e senyehe, e ka hokeloa ka welding e chesang ea fusion kapa welding ea electrofusion

Phaephe ea tšireletso ea thapo ea MPP e kopanya tšireletso ea tikoloho, bophelo bo botle, ho tiisa, ho thibela mafome, ho thibela ho phatloha ha motlakase, boleng bo holimo, theko e tlase, kaho e bonolo le melemo e meng. E na le melemo e metle ea moruo le ea sechaba lefapheng la motlakase, 'me e na le monyetla o moholo oa ho e sebelisa.

Tse latelang ke mekhoa ea mantlha ea ho tjheseletsa le lintlha tsa ts'ebetso ea phaephe ea ho kenya khoele ea motlakase ea MPP:

Ho tjheseletsa ka ho qhibilihisa ka mocheso (ho sebediswang haholo)

1. Boitokisetso
Hloekisa karolo e ka morao ea phaephe 'me u sebelise joala ho tlosa oli, mongobo le litšila.
Hlahloba phepelo ea motlakase ea mochini oa ho tjheseletsa, oli ea haeteroliki le boemo ba poleiti ea ho futhumatsa, 'me u behe mocheso ho 200-225℃ (eketsa ka nepo ha mocheso o le tlase).
Kamora hore phaephe e lokisoe, karolo ea ho qetela ea siloa ho netefatsa hore ho se lumellane hantle ho ≤ 10% ea botenya ba lebota la phaephe.

2. Ho futhumatsa le ho emisa
Kamora hore poleiti e futhumatsang e fihle mochesong o hlokahalang, kenya phaephe kapele mme o e hatelle ho etsa flange karolong e ka hodimo ya sefahleho (bophahamo ba flange bo lokela ho fihlela mocheso o hlokahalang).
Kamora ho boloka khatello le ho monya mocheso metsotso e 2, poleiti e tlosoa kapele 'me lipheletso tsa phaephe li kopanngoa ka mokokotlo ntle le ho potoloha ka nako e lekanyelitsoeng (hangata metsotsoana e 5-10).
Kamora ho emisa sekepe, sebelisa khatello e tsitsitseng 'me u lumelle ho pholisa ka tlhaho metsotso e ≥ 20. Ho pholisa ka mokhoa o qobelloang ho thibetsoe.

Ho tjheseletsa ka motlakase

1. Ho bapisa diparamente
Skena barcode ea sleeve ea motlakase ea ho kopanya ho fumana liparamente tsa mochini oa ho tjheseletsa ka bohona (voltage, nako).
Tlosa litšila lenonyellong 'me u netefatse hore sekheo se pakeng tsa phaephe le sleeve se lekana.

2. Ts'ebetso ea ho tjheseletsa
Qala mochini oa ho tjheseletsa 'me u shebe ho feto-fetoha ha motlakase nakong eohle ea ts'ebetso. Ts'ebetso e fela ha leseli la sesupo sa boemo ba ho qhibiliha le tima.
O se ke wa tsamaisa phaephe nakong ya ho phodisa.

Mekhoa e meng ea ho hokela

1. Khokahano ea sokete
Sekoahelo sa rabara se hloka ho beoa hantle le ho kokotelloa sebakeng sa sona ka hamore ho thibela tšenyo.
Hlahloba ho kwala kgafetsa, ho loketse maemo a kgatello e tlase.

2. Khokahano ea Flange
Liboutu li hloka ho tiisoa ka ho lekana le ka ho lekana, 'me likarolo tsa tšepe tse tšoanang li lokela ho kenngoa ka galvanized e chesang bakeng sa tšireletso ea mafome.
E loketse liphaephe tse kholo tse hlokang ho qhaqhoa khafetsa.

Litlhokomelo tse akaretsang

Taolo ea tikoloho: Ha mocheso o potolohileng o le ka tlase ho -5℃ kapa ho na le moya o matla, tshireletso ya ho thibela mocheso e a hlokahala.

Tlhahlobo ea boleng: Kamora ho tjheseletsa, hlahloba hore na tjheseletsa e bataletse hakae ho bona hore na ho na le dipululana kapa mapetso; etsa teko ya kgatello haeba ho hlokahala.

Ts'ebetso e bolokehileng: Qoba ho tsikitlanya nakong ea ho tjheseletsa mohatla o chesang, 'me basebetsi ba hloka koetliso ea litsebi.

Kakaretso ea litlhaloso le mehlala ea phaephe ea tšireletso ea cable ea motlakase ea MPP

Litlhaloso le mehlala ea eona li khetholloa haholo-holo ho latela bophara ba ka ntle, botenya ba lebota le bolelele. Se latelang ke sehlopha se qaqileng sa litlhaloso tse tloaelehileng:

1. Motsoako oa bophara ba kantle le botenya ba lebota

DN90mm
Botenya ba lebota: 5mm, 6mm

DN110mm
Botenya ba lebota: 6mm, 7mm, 8mm, 9mm, 10mm

DN160mm
Botenya ba lebota: 7mm, 8mm, 9mm, 10mm, 11mm, 12mm

DN180mm
Botenya ba lebota: 10mm, 12mm, 15mm

DN200mm
Botenya ba lebota: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm

DN225mm
Botenya ba lebota: 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 18mm

DN250mm
Botenya ba lebota: 13mm, 14mm, 15mm, 16mm, 17mm, 20mm

2. Tlhaloso ea bolelele

Bolelele bo tloaelehileng ba phaephe e le 'ngoe ke limithara tse 6, limithara tse 9, le limithara tse 12.

3. Maemo a tlhophiso le ts'ebeliso

Mofuta oa ho epolla: e loketse merero ea ho beha lithapo ka tloaelo.

Mofuta o sa epolloeng (phaephe e jakeloang/e huloang): e sebelisetsoang ho sireletsa lithapo likarolong tse khethehileng tse kang litsela, literene le mabopong a linoka ntle le tšenyo e kholo mobung.

Litlhahiso tsa khetho:

Bophara bo bonyenyane (jwalo ka DN90mm, DN110mm) bo sebediswa haholoholo bakeng sa ho bea dithapo ka kakaretso, botenya ba lebota bo batla bo le bosesaane;

Bophara bo boholo (jwalo ka DN200mm le ho feta) bo loketse dikheibole tsa motlakase o phahameng haholo kapa dibaka tse rarahaneng (jwalo ka ho tshela ditsela), mme botenya ba lebota bo boholo bo lokela ho kgethwa ho ntlafatsa bokgoni ba ho jara kgatello.

4. Mokhoa oa khokahano

Mokhoa oa khokahano oa phaephe ea tšireletso ea thapo ea MPP le oona ke karolo ea litlhaloso tsa eona. Mekhoa e tloaelehileng ea khokahano e kenyelletsa khokahano ea sokete, khokahano ea ho kopanya e chesang, khokahano ea ho kopanya motlakase, jj. Mekhoa e fapaneng ea khokahano e loketse maemo a fapaneng a ts'ebeliso le litlhoko tsa boenjiniere, 'me ho khetha mokhoa o nepahetseng oa khokahano ho ka netefatsa polokeho le ts'epo ea phaephe ea thapo.

Ha o kgetha diphaephe tsa tshireletso ya thapo ya MPP, ho bohlokwa ho nahana ka ditlhoko tse ikgethang tsa projeke, maemo a kaho, le ditlhaloso le dibopeho tsa dithapo, ho netefatsa hore ditlhaloso tsohle di a tsamaellana. Ho feta moo, ho netefatsa boleng le polokeho ya diphaephe tsa thapo, ho bohlokwa ho kgetha bahlahisi ba nang le botumo bo botle le dihlahiswa tsa boleng bo hodimo. Nakong ya tshebetso ya kaho, ho hlokahala ho latela maemo a amehang a kaho le ditlhoko tsa tekheniki ho netefatsa boleng ba ho kenya le katleho ya diphaephe tsa thapo.

Ka bokhutšoanyane, phaephe ea tšireletso ea cable ea MPP e na le mefuta e fapaneng ea litlhaloso, 'me khetho ea litlhaloso tse loketseng le mokhoa oa khokahano e bohlokoa haholo bakeng sa tšireletso ea cable. Tšebelisong e sebetsang, ho hlokahala ho nahana le ho khetha ka botlalo ho latela boemo bo itseng ho netefatsa polokeho, ts'epo le ts'ebetso ea moruo ea phaephe ea cable.