传感器信号

• In order to solve the measurement problem of sintering temperature , a fuzzy fusion algorithm based on the multi - sensor data is proposed to judge the trend of inner sintering temperature of rotary kiln , and some types of sensors in the fusion are also drawn by experience
  为了解决回转窑烧结温度的检测问题，首先提出了一种基于多传感器数据模糊融合的窑温趋势检测方法，并给出了用于现场融合的传感器信号种类，为其自动控制改造奠定了基础。
• First , this paper introduced the method to select the strain chip measurement positions and organize the bridges and proved this method can decouple the outputs of the multi - component transducer for each variable . meanwhile , this paper deduced the relation equations between multi - component signals and the wheel loads
  本文首先介绍了应变片测量点选取和组桥方案，证明了该设计可使多维力输出信号解耦，并推导了传感器信号与多维力之间的关系方程。
• Abstract : a gas sensor array is combined with a forward feed neural networkto form a gas identification system , and experiments are done to analyze the influence of the signal preprocessing algorithms and the forward feed neural network ' s structure and parameters on the system ' s performance
  文摘:将气体传感器阵列与前馈神经网络模式识别技术相结合形成气体辨识系统，通过实验比较了不同的传感器信号预处理方法、前馈神经网络的结构和参数对气体辨识系统性能的影响。
• This theoretic model employs the basic idea of correlation measurement , achieve the density wave speed by the correlation of the signals of upper and lower sensors , and get the total flow rate and water cut through the theoretic relationship of density wave speed and total flow rate as well as holdup with the help of drift flux model so as to accomplish the oil / water two - phase flow measurement at last , using the limited available experiment data , the theoretic model has been simplified into an applicable linear alternative which is suitable to homogeneous oil / water two - phase flow measurement to accomplish the oil / water two - phase flow measurement using the density wave phenomena is of highly theoretically valuable for density wave theory research as well as oilavater two - phase flow measurement research . to develop new type oil / water two - phase flow instrumentation based on this theoretic measurement method will be very applicable and promising
  在此基础上，针对稳态密度波理论提出了基于密度波理论的油水两相流测量理论模型，该模型以密度波传播理论作为基础，通过上下游传感器信号相关获得密度波传播速度，利用密度波传播速度与总流量以及持相率的理论关系结合漂移模型来求解总流量和含相率，实现油水两相流的测量，在理论分析的基础上，在实验资料有限的条件下，对基于密度波理论的油水两相流测量理论模型作了极限的简化，提出了本文油水两相流测量理论方法应用在测量均匀油水两相流中的实用线性模型。
• The software system is developed based on visual c + + 6 . 0 and microsoft access . the database function is achieved by adopting the database accessing technology of mfc odbc . the software consists of main interface module 、 data acquisition module 、 data analysis module 、 database operation module and report forms print module etc 。 many functions are realized in the software , for example , data acquisition and waveform real time display 、 the display and storage of the detecting result
  硬件部分可以对传感器性能进行独立的初步检测,可以对传感器常见问题进行判别;软件部分是在硬件设计的基础上,使用visualc + +软件作为开发平台,结合mfcodbc数据库开发技术,编制了对传感器信号进行分析处理的软件工具,它主要包括主界面模块、数据采集模块、数据分析模块、数据库操作模块及对检测结果报表打印模块等。
• Therefore , aiming at the existent static and dynamic error of fcs sensor , the sensor characteristic compensation subunit is designed in the environment of labview using vi technique . the sensor signal disposal platform is also developed to realize the time domain measurement , frequency domain analysis , long - distance transfer and network release , etc . firstly , the static characteristic and nonlinear error of the sensor are analyzed
  为此,本文针对飞控系统传感器存在的静态和动态误差,利用虚拟仪器技术在labview环境下设计了传感器性能补偿环节,开发了传感器信号处理平台,对信号进行时域测量、频谱分析、小波消噪、远程传输和网络发布等。
• In the thesis , a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method , the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation
  本文主要介绍了偏振无关光纤michelson干涉型微弱磁场传感器信号处理的方案:通过闭环控制工作点算法使干涉仪工作在正交工作点处,再利用相敏检波算法提取传感器输出信号的基频分量,以测量直流磁场的大小。
• After introducing the development of robots olfaction and smelling robots , the article concludes the principle and frame of smelling robots based on the analysis of the principle of biology and searching odor source algorithms , then expatiates on the signal processing algorithms , pattern recognition technology , and presents many searching algorithms
  本文介绍了机器人嗅觉系统以及嗅觉机器人的发展现状,通过对生物的嗅觉机理以及对生物搜寻气源方式的研究,总结归纳了嗅觉机器人的工作原理和结构。介绍了传感器信号的预处理算法和模式识别技术和几种常用气源搜寻策略。
• The program includes the infrasonic signal data acquisition of three channels , 3 - d dynamic spectrum analysis , correlation analysis of 3 channel infrasonic signals , the calculation of wave direction , the wave speed , the spectrum analysis at any length and a real - time infrasonic gravity wave pressure - time ( p - t ) curve
  本程序支持3路次声波传感器信号的数据采集、动态谱分析及次声信号的相关分析、能计算波源的方位角、波速以及任意时间段的谱分析，并实时给出次声重力波的压力?时间曲线(即p ? t曲线) 。
• The table is a important device in the hardware - in - the - loop simulation system , and it simulates the flight of unmanned aerial vehicle so as to achieve flying parameters from those sensors . the signals of sensors in the table are transmitted by many cables previously , thus it confines the movement range of the three - axis frameworks . as the perfomance of uav become complicated , the signals cables are replaced by wire rings in some tables , but it brings many difficulties and unreliable factors for the simulation table ’ s design also . bluetooth , as a new short - range wireless communication technology , is a reasonable and feasible scheme in this condition
  三轴仿真转台是无人机地面半实物仿真系统中的重要设备,用来模拟飞机在空中的姿态和角运动,以驱动传感器产生飞行姿态、角速度及角加速度信号。早期转台上传感器信号通过穿在框架中的电缆进行传输,这就限制了框架的运动范围。随着无人机任务的复杂程度不断提高,出现了采用导电滑环传递信号的仿真转台,但这也给转台设计带来了困难,且存在不可靠因素。