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    • 1. 发明申请
    • 状態推定装置
    • 状态估计装置
    • WO2016079848A1
    • 2016-05-26
    • PCT/JP2014/080773
    • 2014-11-20
    • 三菱電機株式会社
    • 山田 哲太郎横山 良晃小幡 康
    • G01S13/95G01C13/00
    • G01C13/004G01C13/00G01S7/41G01S13/95Y02A90/18
    •  ビームによる海面の流速値の計測、及び沿岸の波高値の計測を行う観測部1と、ビームのレンジセル毎の流速値、当該レンジセルの境界間の波高差及び沿岸の波高値から成る状態ベクトルから、次時刻における当該状態ベクトルを予測する予測部5と、平滑誤差共分散行列から予測誤差共分散行列を算出する予測誤差共分散行列算出部9と、観測部1及び予測誤差共分散行列算出部9による処理結果から、ゲイン行列を算出するゲイン行列算出部7と、観測部1、ゲイン行列算出部7及び予測誤差共分散行列算出部9による処理結果から、平滑誤差共分散行列を算出する平滑誤差共分散行列算出部8と、観測部1、予測部5及びゲイン行列算出部7による処理結果から、波高差毎に状態ベクトルを平滑化する波高差平滑部6と、波高差平滑部6による処理結果を用い、沖合方向に波高値と波高差を加算していくことで、レンジセル毎の波高値を算出する波高値算出部10とを備えた。
    • 状态估计装置设置有:观测单元1,其使用波束测量海洋表面电流速度值,并测量沿海波高值; 预测单元5,其从包括波束的每个范围单元的当前速度值的状态矢量,距离单元的边界之间的波高差和海岸波高度值,下一次的状态矢量 ; 预测误差协方差矩阵计算单元9,其从平滑误差协方差矩阵计算预测误差协方差矩阵; 从观测单元1和预测误差协方差矩阵计算单元9的处理结果计算增益矩阵的增益矩阵计算单元7; 平滑误差协方差矩阵计算单元8,其根据观测单元1,增益矩阵计算单元7和预测误差协方差矩阵计算单元9的处理结果计算平滑误差协方差矩阵; 根据观测单元1,预测单元5和增益矩阵计算单元7的处理结果,平滑每个波高差的状态向量的波高差平滑单元6; 以及波高值计算单元10,其使用波高差平滑单元6的处理结果,通过将海高方向上的波高值和波高差相加来计算每个范围单元的波高值。
    • 2. 发明申请
    • OBSERVATIONS FROM BELOW A ROUGH WATER SURFACE
    • 从下面的一个粗糙的水表面观察
    • WO1996006327A1
    • 1996-02-29
    • PCT/IB1995000664
    • 1995-08-18
    • ARETÉ ASSOCIATES, INC.
    • ARETÉ ASSOCIATES, INC.POTTER, Randall, E.
    • G01C13/00
    • G01C13/004
    • Local data about the ocean surface and what is above it are used to improve public radio and TV weather reporting; to improve small-craft ocean traffic safety in view of local precipitation, wind, icebergs, or cloudiness; or to improve performance of wind-sensitive sound-receiving apparatus. (As to weather reporting, one mechanism is in effect a calibration of simultaneous satellite-based data. As to acoustic receivers, the mechanism is orienting receivers to the wind, to minimize wind-noise pickup.) These functions are based on observing, from a distance below the surface, light intensities of many areas of the irregular water surface. From these intensities surface-slope magnitudes and orientations are estimated; analysis of this information enables a quantitative, dynamic representation of the water surface itself. From this model in turn, the conditions enumerated earlier are inferred. The invention operates from a bottom-mounted or -tethered undersea platform or from mobile equipment, and in the latter case particularly can also advantageously provide a visual analogue of above-surface features for use in enhancing operations of that equipment.
    • 关于海洋表面的地方数据及其上面的内容,用于改善公共广播和电视天气报告; 鉴于当地的降水,风,冰山或浑浊,改善小海洋交通安全; 或者改善风敏接收装置的性能。 (关于天气报告,一种机制实际上是同步卫星数据的校准。对于声学接收机,该机制将接收机定向到风中,以最小化风噪声拾取。)这些功能基于观察,从 表面以下的距离,不规则水面的许多区域的光强度。 从这些强度估计地表坡度和方向; 对这些信息的分析使得水面本身的定量,动态表示。 依次从这个模型中推断出先前列举的条件。 本发明是从底部安装的或沉没的海底平台或从移动设备操作的,并且在后一种情况下,特别地还可以有利地提供用于增强该设备的操作的上表面特征的视觉类似物。
    • 4. 发明申请
    • METHOD FOR MEASURING WATER LEVEL
    • 测量水位的方法
    • WO02001257A1
    • 2002-01-03
    • PCT/SE2001/001328
    • 2001-06-11
    • G01C13/00G01F23/00G01F23/292G01V9/00
    • G01F23/292G01C13/004G01F23/0076G01F23/2928
    • This invention concerns a method for calculating a normal water level at a measurement point (15) in an ocean, lake or waterway. The method is charcacterized in that a first water level (3) is recorded at a control point (10) relative to a reference ellopsoid (11), which control point has a precisely calculated normal water level (ho). In addition, a second water level (3) is recorded at the measurement point (15) relative to the reference ellipsoid (11). The two recorded measurements are then correlated with one another to calculate the normal water level at the measurement point (15) relative to the reference ellipsoid (11).
    • 本发明涉及一种在海洋,湖泊或水道中的测量点(15)计算正常水位的方法。 该方法的特征在于,相对于参考洗脱液(11)在控制点(10)记录第一水位(3),该控制点具有精确计算的正常水位(ho)。 此外,相对于参考椭圆体(11),在测量点(15)记录第二水位(3)。 然后将两个记录的测量值相互关联,以计算相对于参考椭圆体(11)的测量点(15)的正常水位。
    • 5. 发明申请
    • SYSTEM AND METHOD FOR MEASURING WAVE DIRECTIONAL SPECTRUM AND WAVE HEIGHT
    • 用于测量波导方向和波高的系统和方法
    • WO0020893A3
    • 2000-10-26
    • PCT/US9917619
    • 1999-08-04
    • ROWE DEINES INSTR
    • BRUMLEY BLAIR HTERRAY EUGENE ASTRONG BRANDON S
    • G01C13/00G01S7/526G01S15/58G01S15/62
    • G01C13/002G01C13/004G01P5/241G01S15/588G01S15/60G01S15/62G01S15/87
    • A system and method for measuring the directional spectrum of one or more waves in a fluid medium using a multi-beam sonar system (100). In an exemplary embodiment, range cells located within a plurality of acoustic beams (104) are sampled to provide current velocity data. Optionally, wave surface height and pressure data is obtained as well. This velocity, wave height, and pressure data is Fourier-transformed by one or more signal processors (178) within the system (100), and a surface height spectrum produced. A cross-spectral coefficient matrix at each observed frequency is also generated from this data. A sensitivity vector specifically related to the ADCP's transducer array (103) geometry is used in conjunction with maximum likelihood method (MLM), iterative maximum likelihood method (IMLM), or other similar methods to solve the wave equation at each frequency and produce a frequency-specific wave directional spectrum. Ultimately, the frequency-specific spectra are combined to construct a complete two-dimensional wave directional spectrum. The system (100) is also capable of measuring current profile as a function of depth in conjunction with wave direction and wave height.
    • 一种用于使用多光束声纳系统(100)测量流体介质中的一个或多个波的方向谱的系统和方法。 在示例性实施例中,位于多个声束(104)内的范围单元被采样以提供当前速度数据。 也可以选择波面高度和压力数据。 该速度,波高和压力数据由系统(100)内的一个或多个信号处理器(178)进行傅立叶变换,并产生表面高度谱。 也可以从该数据生成每个观测频率的交叉谱系数矩阵。 与最大似然法(MLM),迭代最大似然法(IMLM)或其他类似方法结合使用与ADCP的换能器阵列(103)几何特别相关的灵敏度向量,以解决每个频率处的波动方程并产生频率 特定波方向谱。 最终,频率特定光谱被组合以构建完整的二维波方向谱。 系统(100)还能够结合波方向和波高测量作为深度的函数的电流分布。
    • 10. 发明申请
    • 선배열형 파고 및 해저면 수온 관측 장치
    • 用于观察波高和海水温度的线阵列式装置
    • WO2015147391A1
    • 2015-10-01
    • PCT/KR2014/008567
    • 2014-09-15
    • 한국해양과학기술원
    • 최복경김병남
    • G01D21/02G01C13/00G01K13/00
    • G01C13/00G01C13/004G01K1/026G01K2213/00
    • 본 발명은 관측 대상 영역의 해저면에 설치되며 지상의 관제 기지에 연결되는 선배열형 파고 및 해저면 수온 관측 장치로서, 일정 간격으로 배치되는 복수의 센싱모듈; 상기 복수의 센싱모듈을 상호 연결시키며 상기 관제 기지와 연결되는 케이블하우징; 및 상기 센싱모듈과 케이블 하우징 내로 배선되는 신호선;을 포함하며, 상기 센싱모듈 내부에는 배치 영역의 해당 압력과 수온을 측정하는 압력센서와 수온센서가 설치되는 것을 특징으로 한다. 이에 의해, 센싱모듈에 수압과 수온을 각각 감지하는 센서를 채택함으로써, 각 센싱모듈에서 감지된 정보와 각 센싱모듈의 설치 위치를 토대로 해당 해역에서의 파고 및 해저면 수온의 수평 공간적 변화를 분석할 수 있다.
    • 本发明涉及一种用于观测波高和海底水温的线阵式装置,其安装在待观察区域的海底上并连接到地面控制基座,该装置包括:多个感测 以恒定间隔布置的模块; 电缆壳体,其相互连接所述多个检测模块并连接到所述控制基座; 以及布置在感测模块和电缆壳体中的信号线,其中用于测量设置区域的相应压力和水温的压力传感器和水温传感器安装在感测模块的内部。 因此,由于在感测模块中采用分别检测水压和水温的传感器,因此可以基于每个感测检测到的信息来分析相应海域中的波高和海底水温的水平和空间变化 模块和每个感测模块的安装位置。