Kev tshuaj xyuas tus qauv ntawm kev sib txuas lus Steel Mast Ntauwd

 

 

 

Kev tshuaj xyuas ntawm kev sib txuas lus steel mast yees yog ua nyob rau hauv tsib modules: ntauwd puag thiab lub hauv paus, ntauwd lub cev lub ntsiab qauv, txuas nodes, ancillary chaw, tag nrho cov kev ua tau zoo thiab bearing muaj peev xwm.

(1) Ntauwd lub hauv paus thiab lub hauv paus kuaj

Basic tsos thiab defect nrhiav pom:

Tshawb xyuas cov kab nrib pleb, xoob, cov ces kaum uas ploj lawm, thiab nthuav tawm cov khoom siv ntxiv hauv lub hauv paus pob zeb, thiab tshuaj xyuas cov kab nrib pleb, plam, thiab kev sib haum xeeb hauv lub hauv paus thauj tog rau nkoj ntawm lub cable ntauwd;

 

Basic Geometry thiab Deformation Detection:

Siv ib theem los txheeb xyuas qhov kev sib haum xeeb tag nrho thiab tsis sib haum ntawm lub hauv paus, ntsuas qhov siab ntawm lub hauv paus, thiab xam qhov sib txawv ntawm kev sib haum xeeb; Siv lub chaw nres tsheb tag nrho txhawm rau txheeb xyuas qhov sib txawv ntawm kab rov tav ntawm lub hauv paus saum npoo av thiab txheeb xyuas qhov coaxiality ntawm lub hauv paus chaw nruab nrab thiab qhov chaw ntauwd.

 

Foundation bolt system soj ntsuam:

Txheeb xyuas qhov tshwj xeeb, qhov ntau, thiab qhov tob ntawm qhov faus ntawm lub thauj tog rau nkoj bolts, txheeb xyuas qhov sib xws nrog cov qauv tsim, xyuas qhov xoob, corrosion, thiab xov puas ntawm cov bolts, sim rub- tawm / shear kev ua tau zoo ntawm cov bolts, thiab tshawb xyuas qhov kev sib txuas tsis ua haujlwm thiab xoob ntawm cov bolts nrog lub hauv paus pob zeb; Tshawb xyuas qhov tseeb ntawm lub hau tiv thaiv thiab tiv thaiv -corrosion txheej ntawm thauj tog rau nkoj bolts.

Basic kev ntsuam xyuas lub zog

 

(2) Kev tshuaj xyuas ntawm lub ntsiab steel qauv ntawm tus pej thuam lub cev

Kev pom thiab kev puas tsuaj ntawm cov khoom:

Tshawb xyuas cov kab nrib pleb (circumferential / longitudinal), dents, deformations, thiab khawb ntawm cov kav hlau / ntu ntawm lub cev ntauwd, thiab siv ultrasonic flaw detectors los xyuas qhov tob ntawm cov kab nrib pleb;.

 

Corrosion thiab seem poob nrhiav pom ntawm steel:

Txheeb xyuas qhov tseeb ntawm cov tshuaj tiv thaiv-corrosion txheej: peeling, flaking, hmoov, thiab bubbling ntau yam. Siv cov txheej thickness gauge los ntsuas cov txheej thickness

Siv ultrasonic thickness gauge los xyuas qhov tseeb phab ntsa thickness/section loj ntawm corroded cheeb tsam ntawm cov hlau, thiab xam cov seem poob tus nqi;

 

Geometric qhov ntev thiab deformation nrhiav pom ntawm ntauwd lub cev:

Cable mast ntauwd: xyuas qhov khoov deformation ntawm lub mast thiab soj ntsuam lub zos instability ntawm lub mast.

 

Kev ntsuam xyuas steel qib:

Siv Leeb hardness method/spectrometer los xyuas cov qib steel (feem ntau Q235B, Q355B), xyuas seb nws puas ua tau raws li cov qauv tsim, thiab zam cov khoom siv tsis raug.

 

(3) Kev sib txuas ntawm qhov kev tshawb pom (core: weld zoo, ntsia liaj qhov rooj torque, node txhav)

Steel qauv nodes yog tus yuam sij rau kev quab yuam, thiab kev sib txuas lus steel mast ntauwd nodes yog tsim los ntawm welded nodes thiab siab - lub zog bolt nodes. Cable ntauwd ntxiv kev sib txuas ntawm qhov kev tshawb nrhiav tau ntxiv, thiab kev tshawb pom ntawm node yog qhov tseem ceeb tshaj plaws ntawm steel mast ntauwd nrhiav pom:

 

Welding node nrhiav tau:

Qhov chaw kuaj: ntauwd lub cev ntu ntu splicing welds, kav hlau txais xov kev txhawb nqa thiab ntauwd lub cev txuas welds, truss node welds, ntaiv thiab ntauwd lub cev txuas welds;

Kev tshuaj xyuas qhov tshwm sim:% ntawm qhov tsis xws luag xws li weld ntau qhov siab, undercutting, vuam tsis tiav, porosity, slag suav nrog, thiab lwm yam;

Kev kuaj tsis muaj kev puas tsuaj: Ultrasonic kuaj (UT) yog siv los kuaj xyuas qhov tsis xws luag hauv cov welds tseem ceeb hauv kev ntxhov siab.

 

High zog bolt node nrhiav kom tau:

Xeem xeem: truss node bolts, kav hlau txais xov bracket kho bolts, ntauwd lub cev splicing flange bolts;

Kev tshawb nrhiav torque: Siv lub zog torque ruaj khov txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm Qhov feem ntawm cov bolts xoob yog tsawg dua los yog sib npaug li 5%;

 

(4) Kev kuaj xyuas qhov chaw pabcuam

Antenna thiab feeder bracket tshuaj xyuas:

Xyuas cov specifications thiab layout ntawm lub bracket, thiab xyuas nws compatibility nrog tus tsim load;

Tshawb xyuas qhov kev sib txuas welds / bolts ntawm lub bracket thiab ntauwd lub cev, xyuas kom xoob, deformation, xeb, nrog rau khoov thiab tsis ruaj khov ntawm lub bracket nws tus kheej;

Tshawb xyuas lub xeev ruaj khov ntawm daim npav pub khoom noj thiab tshawb xyuas qhov hnyav ntxiv ntawm lub bracket tshwm sim los ntawm sagging ntawm feeder.

 

Hluav taws xob tiv thaiv thiab grounding system kuaj:

Txheeb xyuas qhov kev ntseeg tau ntawm cov hluav taws xob ntes (sab saum toj hau, xob laim) ntawm tus pej thuam lub cev, tsis muaj xoob lossis xeb;

Txheeb xyuas qhov kev sib txuas ntawm tus neeg xyuas pib hauv av thiab tus pej thuam lub cev, thiab ntsuas tus nqi hauv av;

Txheeb xyuas qhov sib txuas ntawm cov khoom siv hluav taws xob tiv thaiv hluav taws xob thiab cov khoom siv sib txuas lus, thiab xyuas kom tsis txhob muaj kev sib cuag tsis zoo.

Lwm cov ntaub ntawv txuas: Tshawb xyuas cov xwm txheej ruaj khov ntawm kev txheeb xyuas ntauwd thiab aviation teeb pom kev zoo, thiab tshawb xyuas cov pej thuam hauv zos vibrations tshwm sim los ntawm cov khoom siv xoob.

 

(5) Kev ua tau zoo tag nrho thiab kev txheeb xyuas qhov muaj peev xwm

Raws li cov khoom siv tiag tiag, kev sib txuas ntawm cov xwm txheej, thiab cov khoom siv tau pom ntawm qhov chaw, ua ke nrog cov khoom thauj tam sim no, kev tshaj lij software (PKPM, MIDAS / GEN) yog siv rau kev ua qauv thiab kev txheeb xyuas, uas yog lub hauv paus ntawm kev ntsuas kev nyab xeeb tag nrho:

 

Load xam:

Tuag load: ntauwd hnyav, kav hlau txais xov / feeder / txhawb nqa nyhav, ntaiv / platform hnyav;

Nyob load: cua load, daus load, txij nkawm nyob load;

Tshwj xeeb loads: xob laim ntaus, av qeeg loads, typhoon loads.

 

Cov khoom pov thawj tseem ceeb:

Zuag qhia tag nrho compressive thiab dabtsi yog khoov bearing peev xwm ntawm lub pej thuam lub cev yuav tsum tau tshuaj xyuas, thiab qhov kev ntxhov siab piv, lub hauv paus rub- tawm tsis kam, overturning kuj, thiab anti slip bearing muaj peev xwm ntawm txhua ntu ntawm cov khoom yuav tsum raug kuaj xyuas. Kev ruaj ntseg tag nrho ntawm tus pej thuam lub cev yuav tsum raug txheeb xyuas, thiab qhov kev pheej hmoo ntawm kev tawg tag nrho los ntawm cov cheeb tsam tsis ruaj khov yuav raug tshawb xyuas. Kev ruaj ntseg tag nrho ntawm cov kab hluav taws xob yuav tsum raug txheeb xyuas rau cov neeg pej thuam mast, thiab kev sib koom ua ke ntawm lub zog ntawm lub cable thiab lub mast yuav tsum raug tshuaj xyuas.