红外地平仪

用于微小飞行器姿态测量的红外地平仪研制

Infrared Horizon Detector Making for Measuring Micro Air Vehicle Attitude

她的姿态千变万化。基于磁强计和红外地平仪的卫星轨道姿态一体化确定方法

She had a great deal of manner . Integrated Orbit and Attitude Determination Algorithm of Satellite Based on Magnetometer and Infrared Horizon Sensor

红外地平仪摆动扫描装置自适应控制器的FPGA实现

The FPGA implementation of adaptive controller for infrared horizon sensor swing scanning device

设计了由陀螺、GPS姿态敏感器、红外地平仪和太阳敏感器构成的太阳同步极轨卫星姿态确定系统。

A sun synchronous polar satellite attitude determination system composed of gyros , GPS sensors , sun sensors and infrared horizon sensors was designed .

利用联邦Kalman滤波算法分别对采用GPS、磁强计和采用惯性陀螺、红外地平仪、星敏感器的两种卫星姿态确定方案进行了建模和仿真。

Carry out the simulation of the Kalman filter based on the GPS / magnetometer attitude determination system and the INS / CNS / infrared earth sensors attitude determination system .

静态红外地平仪的光学系统优化设计

Optimized design for optic system of infrared static earth sensor

地球扁率引起红外地平仪姿态量测误差的数学模型

Mathematical model of attitude correction of scanning horizon sensor for earth oblateness

本文报道了试用于红外地平仪的新型热堆传感器。

This paper described a novel thermopile detector for infrared horizon sensors .

红外地平仪视场保护系统

Covering system for vision field of infrared earth sensor

基于地球扁率红外地平仪测量值修正算法研究

The correction algorithms of measurement of the scanning horizon sensor based on earth oblateness

红外地平仪姿态测量误差模型

Model of attitude correction of infrared horizon sensor

基于红外地平仪的航天器姿态确定技术

Spacecraft Attitude Determination by Using Infrared Horizon Sensors

基于电机转速的红外地平仪测量误差研究

Study on Attitude Measurement Errors of the Infrared Earth Sensor Caused by Motor Speed Asymmetry

结果表明光学系统的优化设计将会大大提高静态红外地平仪对卫星姿态的测量精度。

The results show that the satellitic attitude measurement precision of ISES will be improved largely by optimizing the optic system .

针对双圆锥扫描式红外地平仪因无刷直流扫描电机转速不均匀造成的姿态角测量误差进行了研究。

Attitude measurement errors of the double cone scanning infrared earth sensor caused by brushless DC motor speed asymmetry was researched .

针对单轴红外地平仪在飞行器姿态绝对测量中存在盲区的问题，提出了利用两轴红外地平仪进行全范围角度测量方案。

The two-axes infrared horizon is an absolute detection methodology which avoids blind areas that occur with the single infrared horizon technique .

提出了利用红外地平仪和数字太阳角计的测量值来修正陀螺漂移的姿态确定原理。

The principle of the attitude determination system using the measurement of infrared horizon sensors and digital sun sensor to modify the gyros ' driftbias is proposed .

分析了红外地平仪在轨运行受太阳辐射干扰影响的严重性，对视场保护系统进行了比较。

The disturbance to the infrared earth sensor by sun radiation is analyzed and two methods for protecting the vision field of infrared earth sensor are compared .

由于采用的红外地平仪无法测量卫星的偏航信息，提出了一种基于偏航观测器的姿态控制方案。

Since the measurement of the yaw angle is unavailable by horizon sensor , an attitude control scheme of the satellite is proposed based on yaw observer .

星敏感器和红外地平仪直接敏感地平的天文导航方法简单、可靠，但其导航精度主要取决于红外地平仪，因此导航精度相对较低。

Although astronomical navigation which has features of sensing horizon directly is simply and reliable based on the star sensor and infrared horizon sensor , the navigation precision is lower .

为了提高姿态确定系统的可靠性，本文在高精度敏感器失效的情况下采用陀螺+红外地平仪+磁强计这种组合方式进行组合定姿，保证系统正常工作。

To improve robustness of the attitude determination system , in this dissertation , a new Sensor-Combination method is proposed , which is composed of gyroscope , infrared earth sensor and magnetometer , when the high-precision sensors are off-work .

针对陀螺、红外地平仪和太阳敏感器组成的卫星姿态确定系统，采用四元数方法建立卫星姿态确定模型，并采用卡尔曼滤波器进行信息融合。

Aiming at satellite attitude system which is composed of gyroscopes , infrared earth sensors and solar sensors , we set up the model of the satellite attitude detemination by using quaternion , and build kalman filter for information fusion .

分析了陀螺漂移和测量值之间的相关性，详细推导了陀螺准确的连续和离散化数学模型，同时给出并分析了红外地平仪和数字太阳角计的测量方程。

For theoretical development , the continuous and discretization models of gyros are derived meticulously through analyzing the correlations of the bias and measurement of gyro . The measure equations and relative analysis of infrared horizon sensors and digital sun sensor are also given at the same time .

针对传统红外地平仪基于光机扫描技术的红外地球姿态敏感方法，存在检测数据量小、姿态测量精度低的缺点，提出基于焦平面技术地球姿态敏感方法，阐述其算法原理和工作波段选择。

Traditional infrared-earth-sensor based on optical scanning technique , has a lot of disadvantage , especially its poor attitude detection sensitivity . A new method of attitude detection based on infrared focal plane array technology is introduced , and its operation principle and selection of wave bands are clarified .

长波红外广角地平仪镜头的光学设计

Optical design of a wide-angle lens for long-wave infrared earth sensors

分析得出地球扁率和红外辐射是扫描式红外地平仪测量误差的主要原因。

The reason of attitude correction of scanning infrared horizon sensor is presented by reason of Earth 's oblateness and infrared radiation .