Kuv {.}} Installation rau sab nraum zoov Disconnectors (GW4 qauv qauv piv txwv)
1.} foundation kev tsim kho
Qhob zog yuav tsum ncav cuag C25 qib .
Embedded ntsia liaj qhov rooj muab kev hloov pauv tsawg dua lossis sib npaug rau 2mm .
Lub hauv paus qib kev ua yuam kev tsawg dua lossis sib npaug rau 1mm / m .
Independent grounding grid Kuj tsawg dua los yog sib npaug rau 4ω (ib gb50169) {{2}.
Grounding Ca Steel Burial qhov tob tob tshaj li lossis sib npaug rau 0 . 8m.
2. lub cev tseem ceeb Hoisting
Siv cov xuv (thauj khoom muaj peev xwm ntau dua lossis sib npaug rau 1 .}}} khoom siv phaus).
Hoisting tilt cov tawv qau<15° to avoid lateral stress on porcelain insulators.
Cov tom qab-qhov sib txawv ntawm cov hauv paus thiab lub hauv paus tsawg dua lossis sib npaug ntawm 0 . 5 hli.
Ua kom nruj M24 bolts hais txog nyob rau hauv peb theem (300n · txiv (300 dlis · txiv torque) .
3.}}} cov tshuab teeb tsa
Kev ua haujlwm lub cav qhov siab: 1 . 2m ± 0.1m.
Ntsug sib cav tsawg dua lossis sib npaug rau 1℃.
Kis tau cov pas nrig ntev yuam kev tsawg dua lossis sib npaug rau 2mm .
Universal Sib Koom Tes Lub kaum ntse ntse<30°.
Siv cov molybdenum discenide diseces grease rau kev sib txuas Pins .
4.} Chaw Ua Ntej Txuas Txuas Lus
Manually qhib / kaw 3 zaug kom paub tseeb tias kev ua haujlwm du .
Disconnect lub zog hluav taws xob ua ntej hluav taws xob .
Simulate qhib / kaw txoj hauj lwm cov cim qhia rau automate hloov kev ua haujlwm .
II {.} peb-theem synchronization hloov kho
1.} parameter cov qauv
Qhib asynchronism: tsawg dua los yog sib luag rau 10ms (lab me me) .
Kaw asynchronism: tsawg dua los yog sib npaug rau 20ms (laser rainfinder) .
Hu rau qhov tob tob: loj dua los yog sib npaug rau 20mm (Vernier Caliper) .
2. Kev txheej txheem daws teeb meem
Kauj ruam 1: Tsim cov theem nrab (theem b) raws li hais txog {{}}}} kawg} {.
Kauj ruam 2: Tshawb xyuas hniav qib qib nrog 0 . 1mm-precision theem.
Shim hloov kho ib sab tsawg dua lossis sib npaug rau 3 daim .
Kauj ruam 3: Tig hloov cov txiv ntoo (1 sib hloov ≈ 2mm mob stroke hloov) {.
Luv Linked yog tias ntsuas theem A / C Lag .
Kauj Ruam 4: Kev Ntsuam Xyuas Dynamically nrog KJTC-IV Synchronism Tester {2 2}}
Re-adjust if phase difference >0 {.} 5 degree.
Iii {.} Kev ceev faj kev nyab xeeb (siv rau ib qho dl / t 408-2023)
1.} kev npaj ua ntej
High-voltage ua haujlwm yuav tsum tau daim ntawv tso cai ua haujlwm siv tau nrog kev saib xyuas dualim .
Dual Voltage Qhov Tseeb:
Capacitive vertor kuaj sim .
Theem nrab kev pom zoo nrog kev tawm suab tawm .
Dai "Tsis txhob kaw - tus txiv neej tom haujlwm" kos npe thiab nruab lub cev lub cev kaw ....
2.} Kev Tiv Thaiv Kev Ua Haujlwm
Kev Nyab Xeeb Kev Nyab Xeeb:
110KV Cov Khoom: Loj dua lossis sib npaug rau 1.5M
220kv khoom siv: ntau dua lossis sib npaug rau 3.0m
Los tiv thaiv kev tsis ncaj ncees:
Cov neeg siv khoom siv tshuab yuav tsum koom nrog .
Cov neeg ua haujlwm tawm tsam ntau dua lossis sib npaug rau 3m thaum lub sijhawm ua haujlwm Kev Ua Haujlwm Kev ua haujlwm.
Txwv ib puag ncig:
Wind speed >17m / s (Beaufation 8): Nres ua haujlwm tam sim ntawd .
Humidity >80%: Kev ua haujlwm txwv tsis pub .
3.}} cov lus teb thaum muaj xwm ceev
Insulator tsis sib xws: Khiav tawm hauv 10s {{. Tshaj tawm kom Dispatcher .
Kev siv hluav taws xob jamming: txiav fais fab mov . Txwv tsis pub siv txoj kev ua haujlwm yuam kev ua haujlwm.
Arc Burns: Disamage nyob rau hauv 0 {{. 5s {{{} dej} kua dej loj dua los yog sib npaug li 15 feeb.
Iv {. Daim Ntawv Txais Kev Txais (ib GB / t 11022-2020)
Voj Kuj: tsawg dua lossis sib npaug nrog 120μω (2000a Disconnector, DC Voltage Tee Txoj Kev).
Rwb thaiv tsev tsis kam: ntau dua lossis sib npaug rau 1000mω (2500v mugger) .
Withstand kuaj: 42kV lub zog zaus rau 1 feeb (35kv khoom).
Neeg kho tshuab Endurance: Cov ntsiab lus tseem ua tiav tom qab 2000 tsis-load txoj haujlwm .