Auto Orientation Default Range - Furuno GV-86 User Manual

5.4.2 Auto Orientation Default Range

In case of Figure 5.3 (b), (c) and (d), it is possible to automatically correct the inclination of IMU sensor by
using 3-axis gyro sensor and 3-axis accelerometer.
+15°
X
Traveling
direction
X
Traveling
direction
X
+30°
Traveling
direction
Figure 5.3 Installation Examples within Auto Orientation Default Range
FURUNO ELECTRIC CO., LTD. All rights reserved.
Y
O
Z
, Δθ
(b) (Δθ
X
-15°
Y
O
Z
, Δθ
(c) (Δθ
X
O
Z
, Δθ
(d) (Δθ
X
eRideOPUS 6/ eRideOPUS 7 GV-86/ GV-87
This installation is that the rotate angle against
Z-axis is +15 degrees, which means that heading of
IMU sensor is -15 degrees at clockwise against
traveling direction.
, Δθ
) = (0, 0, +15)
Y Z
This installation is that the rotate angle against
X-axis is -15 degrees, which means that horizontal
plane of IMU sensor is -15 degrees at counter
clockwise against Y-axis.
, Δθ
) = (-15, 0, 0)
Y Z
This installation is that the rotate angle against
Y-axis is +30 degrees, which means that elevation
angle of IMU sensor is +30 degrees against traveling
direction.
Y
, Δθ
) = (0, +30, 0)
Y Z
16
Dead Reckoning User's Guide
SE16-900-002-00