Mar 2, 2025 · To improve the positioning accuracy of the INS/DVL system, we consider the effects of underwater correlated noise and abnormal values in the DVL measurement process on the …

Its navigation system is based on an inertial navigation system (INS) aided by a Doppler velocity log (DVL), magnetometer, and pressure sensor (PS). In many INSs, such as the one used in …

Jan 12, 2023 · Considering the advantages of USBL and DVL, respectively, an INS/DVL/USBL integrated navigation system is a feasible scheme for Autonomous Underwater vehicles …

In order to leverage the strengths of the ZUPT method and the INS/DVL solution, an interactive multiple model (IMM)-aided ZUPT methodology for the INS/DVL-integrated underwater …

Nov 14, 2018 · In most autonomous underwater vehicles (AUVs), the navigation system is based on an inertial navigation system (INS) aided by a Doppler velocity log (DVL). In several INSs, …

Oct 28, 2013 · The parameters including the scale factor of DVL and misalignments between INS and DVL are key factors which limit the accuracy of the INS/DVL integration. In this paper, a …

Dec 4, 2022 · In contrast to the traditional SINS, DVL, and PS tightly integrated navigation methods, the proposed method in this paper is based on the velocity variation of the DVL …

Feb 4, 2021 · For the integrated INS/DVL method, we used three gyroscopes and three accelerometers to monitor the attitude (roll, pitch, and yaw) of the ship, and hence improved …

Oct 22, 2015 · Our analysis and simulation for the INS/DVL and INS/PS AUV navigation system showed some interesting results. First, as expected, the observable sub-space becomes …

The autonomy of the integrated system based on INS/CNS/DVL is much better compared with the integration based on INS/GNSS alone. However, the accuracy of DVL velocity and CNS …