搜索结果: 1-15 共查到“工学 LH”相关记录16条 . 查询时间(0.046 秒)
Quality analysis of the LH Systems DW300 Roll film scanner
Roll Film Scanner Scanner Test CCD
font style='font-size:12px;'>
2016/5/20
Geometric and radiometric investigations performed with two LH Systems DSW300 scanners are presented. Good quality test patterns
and accurate processing methods for their performance evaluation have ...
TRIANGULATION OF LH SYSTEMS’ ADS40 IMAGERY USING ORIMA GPS/IMU
Sensor Digital Three-Line, Aerial
font style='font-size:12px;'>
2015/3/24
The paper describes the mathematical model used for the triangulation of the ADS40. The ADS40 Airborne Digital Sensor is LH
Systems’ multi-line scanner (Röser, 2000; Sandau, 2000). It is based ...
PHOTOGRAMMETRIC SCANNING INNOVATION IN THE LH SYSTEMS DSW500
Scanner Design Hardware Software Photogrammetry Data Processing Radiometric Qualities
font style='font-size:12px;'>
2014/12/30
The principal innovations in the DSW500 compared to the DSW300 include a stroboscopic light source, smaller integrating sphere, lighter color wheel, and choices of computer platform (NT or Unix) and s...
PHOTOGRAMMETRIC SOFTWARE FOR THE LH SYSTEMS ADS40 AIRBORNE DIGITAL SENSOR
Camera CCD Sensors Photogrammetry Mathematical Models Data Processing Software
font style='font-size:12px;'>
2014/12/30
Airborne linear array sensors present new challenges for photogrammetric software. The push-broom nature of these sensor systems has the potential for very high quality images, but these are heavily i...
PERFORMANCE OF THE IMAGING SYSTEM IN THE LH SYSTEMS ADS40 AIRBORNE DIGITAL SENSOR
Camera CCD Sensors Image Registration Radiometric Qualities Photogrammetry Remote Sensing
font style='font-size:12px;'>
2014/12/29
The LH Systems ADS40 airborne digital sensor fulfils photogrammetric and remote sensing requirements. The new sensor is not only a camera to acquire attractive pictures: it is the next - fully digital...
TARGET RELATED MULTISPECTRAL AND TRUE COLOUR OPTIMIZATION OF THE COLOUR CHANNELS OF THE LH SYSTEMS ADS40
CCD Camera Sensors Multispectral Data Radiometric Qualities Remote Sensing
font style='font-size:12px;'>
2014/12/29
The LH Systems ADS40 airborne digital sensor is the first commercial digital CCD-line scanner for photogrammetric applications. CCD sensors allow true radiometric measurements in images. Multispectral...
DESIGN PRINCIPLES OF THE LH SYSTEMS ADS40 AIRBORNE DIGITAL SENSOR
Camera CCD Photogrammetry Remote Sensing Design Sensors
font style='font-size:12px;'>
2014/12/29
Digital imagery from satellites or multispectral and hyperspectral scanners is well accepted. Tremendous challenges are inherent in the development of a digital sensor to acquire imagery suitable for ...
CALIBRATION OF THE LH SYSTEMS ADS40 AIRBORNE DIGITAL SENSOR
Photogrammetry Camera CCD Sensors Calibration Radiometric Qualities
font style='font-size:12px;'>
2014/12/29
High performance photogrammetric cameras require high resolution geometric, spectral and radiometric calibration.Instruments to meet the stringent specifications exist at LH Systems and DLR. The under...
High Capacity Field Trials of 40.5 Tb/s for LH Distance of 1,822 km and 54.2 Tb/s for Regional Distance of 634 km
High Capacity Field Trials 40.5 Tbs for LH Distance of 1,822 km 54.2 Tbs for Regional Distance 634 km
font style='font-size:12px;'>
2014/11/6
40.5 Tb/s over 1,822km and 54.2 Tb/s over 634km field SSMF was realized using 41 Nyquist rate DP-8QAM and DP-16QAM superchannels. They are the highest field capacities for long-haul and regional dista...
基于LH-OAT分布式水文模型参数敏感性分析
分布式物理水文模型 LH-OAT 参数敏感性 流溪河模型
font style='font-size:12px;'>
2013/9/22
为了有效进行分布式水文模型参数的优选，消除模型计算过程中的不确定性，更好地理解参数对水文模拟的影响，开展了模型参数敏感性分析。使用LH-OAT方法，对比分析了3个不同的流域中多个目标函数下的分布式物理水文模型——流溪河模型的参数敏感性，将其参数敏感性归为：极敏感，敏感，一般敏感和不敏感4类。研究表明，模型参数的敏感性并不是一成不变的，在不同流域，不同评价目标下，会发生一定程度的改变。
华理牌LH-Ⅰ-OEM汽车排气三元催化转化器
汽车排气 三元催化转化器 摩托车
font style='font-size:12px;'>
2008/11/25
8万公里。3、动力损耗安装产品后，整车动力性能下降<0%。4、燃油经济性安装产品后，整车燃油经济性下降<0%。5、噪声安装产品后，整车噪声不超过原车噪声值。
华理牌LH-1型汽车尾气催化净化器
催化净化器 汽车排气 尾气净化器
font style='font-size:12px;'>
2008/10/8
5万公里。动力损耗：安装产品后，整车动力性能下降<5%。燃油经济性：安装产品后，整车燃油经济下降<5%。噪声：安装产品后，整车噪声不超过原车噪声值。
LH-10Y-30W型六氟化硫充气及回收装置的研制
六氟化硫 充气回收装置
font style='font-size:12px;'>
2008/10/8
该装置是六氟化硫（SF6）电器在制造安装和维修过程中所必备的用来回收、充放及处理SF6气体的装置，也可以用于某些稀有或贵重气体的回收。该设备是由膜式压缩机、干式真空泵、干燥净化装置、热交换系统、管路系统、电器控制系统组成，采用压力液化法原理即在回收SF6气体时，根据SF6的压力——温度特性曲线，利用压缩机使之加压，同时通过热交换系统使加压后的高温气体降温，并对其进行净化处理，从而使SF6气体液态方...
ZDG03-LH-160水轮机
水轮机 水力发电
font style='font-size:12px;'>
2008/9/23
2Dc03-LH-160型水轮机具有出力大，效率高、技术参数先进、结构设计合理等优点，该水轮机属中型轴流系列。立轴混凝土蜗壳，转轮直径为160厘米。转轮采用国内研制的优秀转轮G03型，是ZD760型的换代产品。模型效率达90%，是低水头大流量电站的优良机型，桨叶用模校成型等新工艺新结构，水轮机结构紧凑，外形美观，运行稳定，安装维护方便等优点，经电站测试效率达到91％。
LH系列节高性能节电装置
节电装置 电磁补偿 微处理器
font style='font-size:12px;'>
2008/8/27
LH系列高性能节电装置具有自动稳压功能，就是输出电压自动调整功能，当用电量的变化引起电网电压波动时，输出电压不随电压的变化而变化，输出电压在输出能力范围内将保持基本恒定。它将传统的节能模式与最新智能控制模式有机结合起来，将动态无功补偿滤波、有源滤波和调压调速节能有机结合起来，将谐波电流控制在国家标准允许值以下。在节电装置内部采用了变频调速新技术，此功能应用于需要调速的场合，如风机、水泵等利用阀门开...