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- It is an effective way in integrated navigation by using Strapdown Inertial Navigation System(SINS),GPS and Doppler Velocity Log(DVL). 利用捷联惯导(SINS)、GPS定位系统和多普勒计程仪(DVL)进行组合导航是水下运载器导航定位的有效方式。
- The Doppler Velocity Log(DVL) simulation system for the underwater vehicle has been built in this paper. 本文建立了水下机器人的多普勒测速声纳仿真系统。
- Compared to doppler velocity log for the same depth of water, it enables the use of smaller transducer and smaller transmitting power. 在相同的工作深度要求下与多普勒计程仪比较,声相关计程仪可以利用较小的换能器和以较小的功率发射信号。
- A comparision was made between Doppler Velocity Log (DVL)and Correlation Velocity Log (CVL)in their suitability for AUV.It is obvious that CVL is suitable. 本文从多普勒速度计程仪(DVL)和相关速度计程仪(CVL)两种速度传感器的工作机理出发,找出了CVL系统的独特优点,以此为AUV导航用速度传感器采用CVL方案的依据。
- Phased-array Doppler Velocity Log put forward in this paper adopt Phased-array technique to form several symmetrical beams for the transceiver, overcoming such defects ultimately. 本文提出的相控阵多普勒速度计程仪克服了以上缺点,采用相控技术形成多个对称波束。
- A revising method is proposed,in which the velocity of Doppler velocity log(DVL) is used to aid the alignment of strap-down inertial navigation system with DVL and the integrated navigation based Kalman filter. 提出了利用多普勒测速仪辅助捷联惯导系统动基座对准以及基于卡尔曼滤波的组合导航方案;并对该导航方案水上实验的结果进行了分析.
- The Simulation of Doppler Velocity Log System of Underwater Vehicle 水下机器人多普勒测速声纳系统仿真
- 9. A comparision was made between Doppler Velocity Log (DVL)and Correlation Velocity Log (CVL)in their suitability for AUV.It is obvious that CVL is suitable. 本文从多普勒速度计程仪(DVL)和相关速度计程仪(CVL)两种速度传感器的工作机理出发,找出了CVL系统的独特优点,以此为AUV导航用速度传感器采用CVL方案的依据。收藏指正
- Doppler velocity log 多普勒测速仪
- Doppler velocity log (DVL) 多普勒测速仪
- Doppler velocity log(DVL) 多普勒计程仪(DVL)
- Doppler velocity tracing was of high speed and high hinder. Doppler流速曲线为高速、高阻型。
- A Three-Step Dealiasing Method for Doppler Velocity Data Quality Control. 多普勒雷达速度数据质量控制的三步。
- These models can help users identify useful information from the Doppler velocity patterns. 不同的风场在单多普勒径向速度场上有着不同的特征 ,本文的一组模拟 ,可以帮助用户正确识别单多普勒径向速度场中的有用信息
- The pulsation in the original data of Doppler velocity has to be removed before the retrieval. 用VAP方法反演风矢量场前必须首先消除原始Doppler速度资料中的脉动。
- The color Doppler velocity profile(CDVP)technique was used to investigate the portal hemodynamics of 35 healthy people. 运用新近研制的彩色多普勒流速剖面(CDVP)技术检测35例正常人门脉血流动力学。
- Methods:Fetal umbilical artery Doppler velocity and NST were used in 71 patients with ICP and 60 healthy women. 方法:联合应用胎心无负荷试验及多普勒测定脐动脉血流速度,对71例ICP患者(ICP组)及60例正常孕妇(对照组)进行观察。
- The principle of Laser Doppler Velocity (LDV) and the method of back scattering are presented. 介绍了激光多普勒测量技术的原理和后散射型固体表面测量方式。
- The study mainly deals with the combined arithmetic of Integrated Navigation System which takes the Strapdown Inertial Navigation System(SINS)/Global Position System(GPS)/DoppIer Velocity Log(DVL) integrated navigation system as example. 本课题主要通过捷联惯导(SINS)、全球定位系统(GPS)和多普勒计程仪(DVL)组合导航系统对组合导航算法进行了研究。 论文的主要工作有:
- Objective To probe the clinical value in the assessment of liver cirrhosis by velocity and flow volume with color Doppler velocity profile(CDVP). 目的应用彩色多普勒流速剖面技术检测门静脉右支流速和血流量,以探讨其在评价肝硬化程度中的临床价值。