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无人机在农业方面的三位场景构建研究
说明: 无人机在农业中建立三位场景,用于研究相关农业大棚方位坐落的问题(Construction and application of parametric agriculture 3D scene based on UAV)
- 2021-04-07 20:52:50下载
- 积分:1
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tongyongyalibiansongqi
HART通用压力变送器的设计压力变送器采用的传感器通常需要不同电路与之配合使用,这就造成产品种类较多,不宜量产。一种崭新的设计思想,设计出的新型电路可以提供软件可控的恒压、恒流输出给传感器,并可以采集两路差分或四路单端输入信号。(HART universal pressure transmitter pressure transmitter used in the design of sensors usually used in conjunction with the different circuits, which result in more product categories, not mass production. A brand new design ideas, to design a new circuit can provide software controlled constant voltage, constant current output to the sensor and can capture two-way differential or four single-ended input signals.)
- 2010-02-01 09:42:47下载
- 积分:1
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ction
无人机编队协同探测设计Design of UAV formation cooperative detection(Design of UAV formation cooperative detection)
- 2011-04-26 13:45:07下载
- 积分:1
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Nickel-metal-hydride-batterythe-encyclopedia
battery NiMH Charging
- 2013-08-06 14:46:13下载
- 积分:1
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ANEWPHASORMEASUREMENTBASEDFAULTLOCATION
基于相量测量的输关键词:相量测量;线路参数;故障测距 电线路故障测距新算法(PMU input Key words: phase measurement line parameters fault location for power line fault locating algorithm)
- 2010-07-15 13:16:27下载
- 积分:1
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washingmachineexamplewithPLC
washing machine application in PLC
- 2009-05-12 21:22:53下载
- 积分:1
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caideng
这是彩灯控制设计报告书,内能丰富包含原理图(This is a lantern control design report, to be able to enrich contain schematic)
- 2011-08-12 18:13:56下载
- 积分:1
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Three-phase-Voltage-Source
三相电压型逆变器的建模、设计,IEEE,讲解非常细致深入,非常有帮助!(Three-phase voltage source inverter modeling, design, IEEE, explaining in great detail in depth, very helpful!)
- 2013-06-13 19:42:38下载
- 积分:1
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dfd
Improved ant colony algorithm for multi-robot task allocation method
- 2011-04-24 18:38:23下载
- 积分:1
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1383
:介绍了一种基于数字信号处理器(DSP)的移相调频(Phase-Shifted and Frequency-Varied,PSFV)PWM控制
逆变电源,给出了主电路拓扑结构,分析了其控制原理并设计了其控制程序流程图。新颖的PSFV 控制能够实现输出
电压90%的调整率,输出电流波动小于单纯移相调功PWM方式,并在轻载时保持连续。功率开关器件零电压零电流
通断(Zero-Voltage-Zero-Current Switching,ZVZCS)软开关的实现,有利于进一步提高开关频率和降低开关损耗。采用
高性能的专用DSP 芯片TMS320F2812 实现了系统的数字控制,满足了系统控制的灵活性和实时性,减小了系统的
体积和生产成本。仿真分析和实验结果证明了此控制模式的可行性与合理性。()
- 2008-03-28 20:26:19下载
- 积分:1