8 | Preface
I.3.2 Abbreviations and Explanation of Terms
Abbreviation
Description
Apparent Wind
Wind speed and angle relative to vessel, as measured by
Wind sensor (see also True Wind). Wind is displayed in
numeric values with direction ‘coming from’.
COG
Course Over Ground, in degrees, from 0 to 360°, Bearing
(relative to world).
Check Box
Software switch:
To turn On (selected status)
To turn Off (deselected status)
DP Operator panel
Panel with small TFT graphics built-in with joystick and
rotation knob built-in alongside. The Operator panel can
be controlled by push buttons in the display frame canvas.
DP system
Dynamic Positioning system. Equipment reading position
sensors for automatic control of thrusters.
Joystick
Lever next to the small graphics screen. It has
control axis forward to afterward for vessel motion bow to
stern and left to right for vessel motion port to starboard,
depending on how it is positioned, orientated, on the
vessel.
The rotation knob is integrated in the lever and
controls a third axis by turning the lever clockwise, or
counterclockwise.
LAT, Latitude
Latitude in degrees (°) angle from
center of earth to north pole as positive, to south pole as
negative. Format is dd°mm.mmmmm.
dd: whole degrees.
mm.mmmmm: minutes of degrees with decimals.
(60 minutes in 1 degree).
LON, Longitude
Longitude in degrees (°) angle from
center of earth to Greenwich (England). Prefixed with W
for West or E for East. Positive to east, negative to west.
Format is dd°mm.mmmmm.
dd: whole degrees.
mm.mmmmm: minutes of degrees with decimals.
(60 minutes in 1 degree).
Screen, Mimic, Graphic
Graphic display with moving objects and updated process
values that represent actual status of system.
ROT
Rate of Turn, heading change degrees per minute (°/min),
positive towards starboard, negative towards port.
Содержание Alphatron Marine AlphaDynaPos
Страница 1: ...AlphaDynaPos Ship Automation and Navigation system Operation Manual www jrc am ...
Страница 5: ...5 Contents 4 2 Appendix B Checklist for Taking DP system into Operation 85 ...
Страница 13: ...13 Introduction III 3 System Overview DP2 Figure 2 system Overview DP2 ...
Страница 14: ...14 Introduction III 4 Sensor Overview Figure 3 Sensor Overview ...