Doppler LogDaim ntawv qhia kev teeb tsa: Kev ceev faj tseem ceeb thiab cov kauj ruam -los ntawm - Cov txheej txheem kauj ruam

Doppler cav yog ib qho tseem ceeb tshaj plaws navigation cuab yeej siv dav hauv cov nkoj hiav txwv, xa cov kev ceev ceev thiab kev ntsuas qhov deb txheeb ze rau dej lossis dej hiav txwv. Kev txhim kho kom raug ncaj qha cuam tshuam rau nws txoj haujlwm ruaj khov, ntsuas qhov tseeb, thiab kev pab cuam lub neej. Kab lus no piav qhia txog cov kev ceev faj tseem ceeb thiab cov txheej txheem kev teeb tsa rauDoppler cav, ua tus kws tshaj lij rau cov kws ua haujlwm hauv hiav txwv, cov kws kho lub nkoj, thiab cov kws tshaj lij kev lag luam.

 

Tseem ceeb ceev faj ua ntej thiab thaum lub sij hawm installation

Ua ntej pib qhov kev teeb tsa, kev npaj txhij txhua thiab ua raws li kev nyab xeeb thiab cov txheej txheem kev ua haujlwm yog qhov tseem ceeb kom tsis txhob muaj teeb meem xws li teeb liab cuam tshuam, dej to, thiab cov ntaub ntawv tsis raug. Hauv qab no yog cov kev ceev faj tseem ceeb kom ua raws li:

1. Qhov chaw xaiv thiab npaj

Qhov chaw teeb tsa ntawm Doppler cav transducer (qhov tseem ceeb ntawm lub luag haujlwm rau emitting thiab tau txais cov cim ultrasonic) yog qhov tseem ceeb. Nws yuav tsum tau mounted rau ntawm lub nkoj lub hull nyob rau hauv ib qho chaw uas du, undisturbed dej ntws. Zam cov cheeb tsam uas muaj lub cev muaj zog, kiv cua turbulence, cov kav dej nkag / qhov hluav taws xob, lossis lwm yam khoom siv uas yuav cuam tshuam cov dej ntws tawm - cov yam ntxwv no tuaj yeem ua rau muaj kev cuam tshuam cov teeb liab txais thiab nyeem tsis raug. Tsis tas li ntawd, xyuas kom lub chaw teeb tsa muaj kev ncaj ncees txaus los txhawb lub transducer qhov hnyav thiab tiv taus cov dej hiav txwv thaum lub sij hawm navigation.

Ua ntej kev teeb tsa, ua tib zoo ntxuav lub hull nto ntawm qhov chaw xaiv. Tshem tawm cov xeb, xim residues, marine fouling, los yog cov khib nyiab los xyuas kom nruj kev sib cuag ntawm lub transducer thiab lub hull, tiv thaiv dej to thiab kom ruaj khov teeb liab kis tau tus mob. Rau cov ntoo lossis fiberglass hulls, yuav tsum muaj kev txhawb nqa ntxiv kom tsis txhob muaj kev puas tsuaj thaum lub sijhawm teeb tsa lossis lub nkoj ua haujlwm.

2. Kev tshuaj xyuas cov cuab yeej thiab kev sib raug zoo

Ua ntej unpacking thiab txhim kho, tshuaj xyuas tag nrhoDoppler log system, nrog rau cov transducer, tswj chav tsev, cables, connectors, thiab mounting hardware. Xyuas kom tseeb tias tag nrho cov khoom tsis zoo thiab tsis muaj kev puas tsuaj (xws li cov kab nrib pleb ntawm qhov chaw transducer, frayed cables, los yog bent connectors), thiab cov qauv thiab specifications ua raws li cov kev cai ntawm lub nkoj navigation. Tshawb xyuas kev sib raug zoo ntawm Doppler cav thiab lwm yam ntawm - cov khoom siv hauv nkoj (piv txwv li, GPS, echo sounder, autopilot) los xyuas kom meej cov ntaub ntawv sib txuas thiab kev sib txuas lus.

Nws tseem yog ib qho tseem ceeb kom paub meej tias lub nkoj fais fab mov voltage thiab zaus sib tw Doppler cav qhov yuav tsum tau ua. Kev siv cov khoom siv hluav taws xob tsis sib xws tuaj yeem ua rau cov khoom siv hluav taws xob tsis zoo lossis ua haujlwm tsis ruaj khov.

3. Kev nyab xeeb thiab kev ua raws li ib puag ncig

Kev txhim kho yuav tsum tau ua thaum lub nkoj muaj kev nyab xeeb moored thiab lub hull ruaj khov. Xyuas kom thaj chaw ua haujlwm zoo- qhov cua thiab tsis muaj hluav taws kub, tawg, lossis corrosive. Cov neeg ua haujlwm yuav tsum hnav cov cuab yeej tiv thaiv tus kheej tsim nyog (PPE), xws li tsis yog- khau khiab, hnab looj tes, thiab kaus mom hlau tiv thaiv kom tsis txhob ntog, sib tsoo, lossis raug mob los ntawm cov cuab yeej ntse.

Rau kev teeb tsa hauv qab dej lossis kev ua haujlwm hauv lub nkoj, ua raws li cov cai tswj kev nyab xeeb hauv hiav txwv thiab tau txais cov ntawv tso cai cuam tshuam. Tom qab kev teeb tsa, xyuas kom cov qauv hull tseem tsis muaj kev puas tsuaj thiab qhov kev teeb tsa ua tau raws li lub nkoj cov qauv kev faib tawm hauv zej zog thiab thoob ntiaj teb kev nyab xeeb kev nyab xeeb (xws li SOLAS cov lus pom zoo).

4. Cable Routing thiab tiv thaiv

Cables txuas lub transducer thiab tswj chav tsev yuav tsum tau ua kom huv si, zam cov npoo ntse, siab - qhov kub thiab txias, los yog thaj chaw uas muaj zog electromagnetic cuam tshuam (xws li nyob ze lub cav, lub tshuab hluav taws xob, lossis cov khoom siv radar). Electromagnetic cuam tshuam tuaj yeem cuam tshuam cov teeb liab ultrasonic kis los ntawm cov cables, cuam tshuam rau Doppler cav qhov tseeb.

Siv cov hlua khi los yog cov hlua khi kom ruaj ntseg, tiv thaiv kom tsis txhob raug rub, twist, lossis puas thaum lub nkoj navigation. Xyuas kom cov cable txuas tau nruj nruj nrog marine- cov ntaub ntawv tsis muaj dej tsis zoo (piv txwv li, marine sealant, tshav kub-shrink tubing) los tiv thaiv cov dej hiav txwv nkag, uas tuaj yeem ua rau luv luv los yog cov khoom ua haujlwm tsis zoo.

 

Kauj ruam-los ntawm-Cov txheej txheem kev teeb tsa Doppler Log

Txhim kho Doppler cav feem ntau suav nrog rau 6 cov kauj ruam tseem ceeb, los ntawm qhov chaw npaj mus rau qhov kev sim zaum kawg. Ua raws li cov txheej txheem hauv qab no kom ntseeg tau tias tus txheej txheem kev teeb tsa tau zoo thiab muaj txiaj ntsig:

Kauj ruam 1: Kos lub Installation Position

Raws li qhov chaw xaiv cov hauv paus ntsiab lus uas tau teev tseg saum toj no, siv lub cim cim los cim qhov tseeb ntawm qhov chaw ntawm lub transducer ntawm lub hull. Xyuas kom meej tias qhov chaw cim yog theem thiab perpendicular mus rau waterline kom paub meej tias kis tau tus mob thiab txais tos ntawm ultrasonic signals emitted los ntawm lub transducer. Rau cov transducers uas yuav tsum tau tshwj xeeb installation kaum (raws li teev los ntawm cov chaw tsim tshuaj paus), siv ib tug protractor kom paub meej thiab kos lub kaum sab xis.

Kauj Ruam 2: Laum Mounting Qhov (Yog xav tau)

Yog hais tias lub transducer yuav tsum tau mounted los ntawm lub hull, siv ib tug laum me ntsis ntawm qhov tsim nyog qhov luaj li cas (nrog rau cov chaw tsim tshuaj paus- muab mounting bolts) rau laum qhov ntawm lub cim txoj hauj lwm. Thaum lub sij hawm drilling, tswj lub drilling ceev kom tsis txhob ua puas lub hull qauv los yog tsim burrs ntawm lub qhov npoo. Tom qab drilling, ntxuav lub qhov kom huv si kom tshem tau cov hlau shavings lossis khib nyiab.

Rau hulls ua los ntawm cov ntaub ntawv tshwj xeeb (xws li, aluminium alloy, fiberglass), siv cov laum khoom tsim los rau cov ntaub ntawv tshwj xeeb los tiv thaiv kev tawg lossis deformation.

Kauj ruam 3: Nruab lub Transducer

Siv ib txheej nyias ntawm marine- qib waterproof sealant rau qhov chaw sib cuag ntawm lub transducer thiab lub hull. Qhov no sealant tsis tsuas yog tiv thaiv cov dej to, tab sis kuj txhim khu kev ruaj ntseg transducer thiab txo kev co thaum lub sijhawm ua haujlwm ntawm lub nkoj.

Teem lub transducer nrog lub mounting qhov thiab ruaj ntseg siv cov bolts, ceev, thiab washers. Tighten tus bolts sib npaug kom ntseeg tau tias cov transducer tau nruab kab rov tav thiab nruj nreem khi rau lub cev -tsis txhob dhau-tighten lub bolts, vim qhov no yuav ua rau lub tshuab hluav taws xob lossis lub plhaub puas. Tom qab kev teeb tsa, tshuaj xyuas lub sealant rau qhov khoob thiab siv cov sealant ntxiv yog tias xav tau.

Kauj Ruam 4: Txoj Kev thiab Txuas Cables

Taug kev cov teeb liab cables thiab fais fab cables los ntawm transducer mus rau lub chaw tswj raws li txoj kev npaj ua ntej -. Xyuas kom cov cables tsis kinked los yog stretched thiab ruaj ntseg fastened nrog cable clips. Tsis txhob siv cov cables hauv thaj chaw uas lawv yuav raug cuam tshuam rau kev ntxhov siab lossis kev puas tsuaj ib puag ncig.

Txuas cov cables mus rau qhov sib txuas sib txuas ntawm lub transducer thiab tswj chav tsev. Xyuas kom cov connectors tau tag nrho tso thiab xauv rau hauv qhov chaw. Tom qab kev sib txuas, qhwv cov khoom sib txuas nrog cov ntaub nplaum tsis muaj dej lossis cua sov-shrink tubing los txhim kho cov dej tsis kam. Kom meej meej sau cov cables kom yooj yim rau kev txij nkawm thiab kev daws teeb meem yav tom ntej.

Kauj Ruam 5: Nruab Qhov Chaw Tswj

Mount lub tswj qhov chaw nyob rau hauv ib qho chaw tsim nyog ntawm tus choj los yog nyob rau hauv lub navigation compartment. Qhov chaw yuav tsum tau yooj yim nkag tau rau kev khiav hauj lwm thiab txij nkawm, thiab deb ntawm lub hnub ncaj qha, cov av noo siab, los yog muaj zog electromagnetic cuam tshuam. Ruaj ntseg rau chav tswj rau lub mounting bracket siv screws los yog bolts, kom ntseeg tau tias nws ruaj khov thiab tsis co thaum lub nkoj navigation.

Txuas chav tswj mus rau lub nkoj lub hwj chim mov thiab lwm yam khoom siv navigation (yog tias tsim nyog) raws li cov chaw tsim khoom cov lus qhia. Muab ob npaug rau- xyuas tag nrho cov kev sib txuas kom ntseeg tau tias lawv raug thiab nyab xeeb.

Kauj Ruam 6: Ntsuas thiab ntsuas qhov System

Tom qab ua tiav qhov kev teeb tsa, ua qhov kev sim ua kom paub tseeb los txheeb xyuas Doppler cav qhov ua haujlwm thiab raug. Qhib lub hwj huam mov thiab xyuas seb lub chaw tswj hwm puas pom cov ntaub ntawv ib txwm muaj (piv txwv li, lub zog ntsuas hluav taws xob, lub zog hluav taws xob, kev nyeem nrawm).

Ua ib qho kev sim dej hiav txwv lossis kev sim dej kom ntsuas qhov Doppler cav. Sib piv cov kev ntsuas ceev thiab kev ncua deb ntawm Doppler cav nrog cov los ntawm lwm cov khoom siv kev txhim khu kev qha (piv txwv li, GPS) kom ntseeg tau qhov tseeb. Yog tias pom muaj qhov sib txawv, kho lub kaum sab xis ntawm lub transducer lossis qhov system tsis ua raws li cov chaw tsim khoom cov txheej txheem calibration.

Thaum kawg, sau tag nrho cov ntsiab lus ntawm kev teeb tsa, cov txiaj ntsig kev xeem, thiab cov ntaub ntawv calibration rau yav tom ntej siv. Ua kev tshuaj xyuas thiab kev saib xyuas tsis tu ncua tom qab kev teeb tsa kom ntseeg tau tias Doppler cav lub sijhawm ntev - ua haujlwm ruaj khov.

 

 

Kev txhim kho kom zoo ntawm Doppler cav yog qhov tseem ceeb los ua kom muaj kev nyab xeeb thiab ua haujlwm ntawm kev taug kev hauv hiav txwv. Los ntawm kev ua raws li cov lus ceeb toom tseem ceeb thiab cov txheej txheem txheej txheem-los ntawm- cov txheej txheem kev teeb tsa cov kauj ruam uas tau teev tseg hauv tsab xov xwm no, koj tuaj yeem txo qhov kev pheej hmoo ntawm cov khoom siv tsis ua haujlwm, xyuas kom meej cov ntaub ntawv ntsuas raug, thiab txuas ntxiv Doppler cav lub neej kev pab cuam. Ib txwm xa mus raucov neeg tsim khoomphau ntawv qhia kev teeb tsa rau tus qauv- cov kev cai tshwj xeeb thiab cov lus qhia, thiab sab laj nrog cov kws tshaj lij tubrog nkoj yog tias koj ntsib teeb meem kev ua haujlwm thaum lub sijhawm teeb tsa.