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Dubhe-M4 Laser Gyro Quartz Accelerometer Inertial Navigation System | GNSS-Aided Maritime RLG INS

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Dubhe-M4 Laser Gyro Quartz Accelerometer Inertial Navigation System | GNSS-Aided Maritime RLG INS

MOQ:	1 set
Price:	$1000-$100000
Delivery Period:	30 work days
Payment Method:	T/T
Supply Capacity:	100 set per year

Detail Information

Product Description

Detail Information

Place of Origin

China

Brand Name

Wuhan Deep Pilot Technology Co.,Ltd.

Model Number

Dubhe-M4

Alignment Time:

≤15min

Position Accuracy/Pure Inertia:

≤1nm/4h,CEP

Position Accuracy/INS/DVL Combination:

≤0.3%D,RMS

Position Accuracy/INS/GNSS Combination:

Better Than GNSS

Speed Accuracy/Pure Inertia:

≤1.0kn,RMS

Speed Accuracy/GNSS Combination:

≤0.4kn,RMS

Heading Accuracy/Pure Inertia:

≤0.02°sec(L),RMS

Heading Accuracy/INS/GNSS Combination:

≤0.01°,RMS

Pitch & Roll Accuracy/Pure Inertia:

≤0.01°,RMS

Pitch & Roll Accuracy/INS/GNSS Combination:

≤0.01°,RMS

Dimensions(Lmm×Wmm×Hmm):

232×186×160mm

Weight:

Temperature:

-40℃~60℃

Input Voltage:

DC24V(±25%)

Product Description

The Dubhe-M4 Laser Gyro Inertial Navigation System (INS) delivers high-precision navigation for a wide range of maritime vessels. Utilizing laser gyroscopes and quartz accelerometers as core sensors, this strapdown INS provides real-time navigation information through advanced onboard navigation software.

The system supports multiple operation modes, including inertial-only navigation and GNSS-assisted navigation, offering comprehensive navigational data for various vessel platforms. The Dubhe-M4 accurately provides heading, roll, pitch, speed, and position information, meeting the operational demands of modern maritime applications.

Applications:

Maritime vessels
Ship platforms requiring high-precision navigation

Key Features and Capabilities:

Real-time navigation computation for precise vessel positioning
Inertial-only and GNSS-assisted operation modes for versatile navigation
Accurate heading, roll, and pitch information
Speed and position data for comprehensive maritime navigation

Keywords: Laser gyro INS, quartz accelerometer navigation system, GNSS-aided INS, maritime inertial navigation, RLG INS, real-time navigation system, ship navigation INS

Series		MaritimeInertial Navigation System(INS-M)
Type		Dubhe-M4
Accelerometer	Months Bias Repeatability(1σ)	≤30μg
Accelerometer	Months Scale Factor Accuracy(1σ)	≤30ppm
Gyro	Bias Repeatability(1σ)	≤0.003°/hr
	Scale Factor Accuracy(1σ)	≤3ppm
	Random walk(1σ)	≤0.001°/√hr
Features	Angular Rate	≥±400°/sec
	Angular Acceleration	100000°/sec2
	Acceleration	＞25g
	Angular Attitude	Any Orientation
	Speed accuracy/Pure inertia	≤1.0kn,RMS
	Speed accuracy/INS/GNSS Combination	≤0.4kn,RMS
	Startup time	≤10sec
	Input/output	3 RS422 full-duplex serial ports, 1 100M Ethernet port
Alignment time		≤15min
Position accuracy	Pure inertia	≤1nm/4h,CEP
	INS/DVL Combination	≤0.3%D,RMS
	INS/GNSS Combination	better than GNSS
Heading Accuracy	Pure inertia	≤0.02°sec(L),RMS
Heading Accuracy	INS/GNSS Combination	≤0.01°,RMS
Pitch & Roll Accuracy	Pure inertia	≤0.01°,RMS
Pitch & Roll Accuracy	INS/GNSS Combination	≤0.01°,RMS
Characteristics	Power consumption	＜30W
	Dimensions(Lmm×Wmm×Hmm)	232×186×160mm
	Weight	＜8kg
	Temperature	-40℃~60℃
	Shock	15g,Half-sine wave 11ms
	Input Voltage	DC24V(±25%)
	cooling	Conduction to mounting plate
	Vibration	20~2000Hz,6.06g
	MTBF	＞20000 hours

Products

MOQ:	1 set
Price:	$1000-$100000
Delivery Period:	30 work days
Payment Method:	T/T
Supply Capacity:	100 set per year

Detail Information

Product Description

Detail Information

Place of Origin

China

Brand Name

Wuhan Deep Pilot Technology Co.,Ltd.

Model Number

Dubhe-M4

Alignment Time:

≤15min

Position Accuracy/Pure Inertia:

≤1nm/4h,CEP

Position Accuracy/INS/DVL Combination:

≤0.3%D,RMS

Position Accuracy/INS/GNSS Combination:

Better Than GNSS

Speed Accuracy/Pure Inertia:

≤1.0kn,RMS

Speed Accuracy/GNSS Combination:

≤0.4kn,RMS

Heading Accuracy/Pure Inertia:

≤0.02°sec(L),RMS

Heading Accuracy/INS/GNSS Combination:

≤0.01°,RMS

Pitch & Roll Accuracy/Pure Inertia:

≤0.01°,RMS

Pitch & Roll Accuracy/INS/GNSS Combination:

≤0.01°,RMS

Dimensions(Lmm×Wmm×Hmm):

232×186×160mm

Weight:

Temperature:

-40℃~60℃

Input Voltage:

DC24V(±25%)

Minimum Order Quantity:

1 set

Price:

$1000-$100000

Delivery Time:

30 work days

Payment Terms:

Supply Ability:

100 set per year

Product Description

Applications:

Maritime vessels
Ship platforms requiring high-precision navigation

Key Features and Capabilities:

Real-time navigation computation for precise vessel positioning
Inertial-only and GNSS-assisted operation modes for versatile navigation
Accurate heading, roll, and pitch information
Speed and position data for comprehensive maritime navigation

Keywords: Laser gyro INS, quartz accelerometer navigation system, GNSS-aided INS, maritime inertial navigation, RLG INS, real-time navigation system, ship navigation INS

Series		MaritimeInertial Navigation System(INS-M)
Type		Dubhe-M4
Accelerometer	Months Bias Repeatability(1σ)	≤30μg
Accelerometer	Months Scale Factor Accuracy(1σ)	≤30ppm
Gyro	Bias Repeatability(1σ)	≤0.003°/hr
	Scale Factor Accuracy(1σ)	≤3ppm
	Random walk(1σ)	≤0.001°/√hr
Features	Angular Rate	≥±400°/sec
	Angular Acceleration	100000°/sec2
	Acceleration	＞25g
	Angular Attitude	Any Orientation
	Speed accuracy/Pure inertia	≤1.0kn,RMS
	Speed accuracy/INS/GNSS Combination	≤0.4kn,RMS
	Startup time	≤10sec
	Input/output	3 RS422 full-duplex serial ports, 1 100M Ethernet port
Alignment time		≤15min
Position accuracy	Pure inertia	≤1nm/4h,CEP
	INS/DVL Combination	≤0.3%D,RMS
	INS/GNSS Combination	better than GNSS
Heading Accuracy	Pure inertia	≤0.02°sec(L),RMS
Heading Accuracy	INS/GNSS Combination	≤0.01°,RMS
Pitch & Roll Accuracy	Pure inertia	≤0.01°,RMS
Pitch & Roll Accuracy	INS/GNSS Combination	≤0.01°,RMS
Characteristics	Power consumption	＜30W
	Dimensions(Lmm×Wmm×Hmm)	232×186×160mm
	Weight	＜8kg
	Temperature	-40℃~60℃
	Shock	15g,Half-sine wave 11ms
	Input Voltage	DC24V(±25%)
	cooling	Conduction to mounting plate
	Vibration	20~2000Hz,6.06g
	MTBF	＞20000 hours

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