Simrad TRANSDUCER - INSTALLATION GENERIC REV H Instalační manuál Strana 45

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 212
  • Tabulka s obsahem
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 44
Transducerinstallation
Headingsensorcalibration
Itmaynotbepossibletocalibratetheheadingsensoraccuratelyenoughthroughsea
trials,sothecalibrationisnormallydonewiththevesselberthed.
Onthequaythegeographicalcoordinatesoftwopointsmustbeknownormeasuredso
thattheheadingofalineonthequaycanbeestablishedtoanaccuracyofbetterthan
±0.1°.Thedistancefromtwopointsonthecentrelineofthevessel(foreandaft)are
thenmeasuredsothatthevessel’sheadingcanbecalculated.Theheadingsensoristhen
alignedtothisheadingoritsmeasuredoffsetdetermined.
Thevesselmustbeturned180°asmanytimesasnecessarywiththealignmentoroffset
checkeduntilthemeanerroriswithinthespecicationsoftheheadingsensor.
Alignmentsummary
Thetablebelowgiveasummaryoftherequirementstotheaccuracyofthemeasurements.
Table1Alignmentsummary
Sensor
Measurement
Accuracy
TransducerarrayPosition(x,y)[m]
±0.05
TransducerarrayPosition(z)[m]
±0.02
TransducerarrayPitch[deg]
±0.10
TransducerarrayRoll[deg]
±0.025
TransducerarrayHeading[deg]
±0.50
MotionsensorPosition(x,y)[m]
±0.05
MotionsensorPosition(z)[m]
±0.10
MotionsensorPitch[deg]
±0.05
MotionsensorRoll[deg]
±0.05
MotionsensorHeading[deg]
±0.10
HeadingsensorHeading[deg]
±0.10
Positioningsystem(antenna)Position(x,y)[m]
±0.05
Positioningsystem(antenna)Position(z)[m]
±0.02
WaterlinePosition(z)[m]
±0.02
331549/B
43
Zobrazit stránku 44
1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 211 212

Komentáře k této Příručce

Žádné komentáře