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fenguwenti
- 无线传感器网络的主要功能是实现数据发布,在接收到信息查询时能够以有效的方式传输给查询者.目前的数据发布方式通常基于洪泛机制查询信息,浪费了有限的能源.虽然一些最近的数据发布协议从不同程度上解决了这一问题,但不能保证查询成功率.基于圆形节点分布网络模型提出了一种既能减少能源消耗,又能提高成功率的数据发布模式——直径-弦模式DCS(diameter-chord scheme).该模式利用了每个圆的弦都存在一个直径与之垂直相交的性质.在此基础上提出了Two-Phase协议.它在信息查询时分成两个工作方
DSP和PBL3717A构成的步进电机的控制系统
- 介绍由美国TI公司的数字信号处理器TMS320LF2407A和SGS公司的步进电机驱动芯片PBL3717A构成的两相混合式步进电机的控制系统。-introduced by the United States TI's digital signal processor and SGS TMS320LF2407A the stepper motor drive chip Built constitute the two-phase hybrid stepping motor control
二相四拍步进电机控制程序设计
- 二相四拍步进电机控制程序设计,本次课程设计采用的是西门子公司的S7-200系列小型PLC。S7-200以其极高的性能价格比，在国内占有很大的市场份额。S7-200适用于各行各业的检测、监测及控制的自动化，无论独立运行或连成网络，都能实现复杂的控制功能。另外，S7-200具有极高的可靠性、丰富的指令集和内置的集成功能、强大的通信能力和丰富的扩展模块。,Two-phase stepper motor control of four-beat programming, this course desi
two-phase-locking
- 数据库系统实现的相关实验文档--两段锁实验-Implementation of the relevant experimental database system documentation- two locking experiments
Manchester
- “Manchester码（双相码）编码器- Manchester Code (two-phase code) encoder
steppermotorDriver
- 两相步进电机的自适应驱动的论文，对研究电机驱动很有帮助-Adaptive two-phase stepper motor-driven paper helpful in the study of motor-driven
shuangpwmbianhuanqi
- 本文以双Pwm变换器为基础，分析论述了电力电子装置的整流、逆变和回馈状态的国内外发展状况。随着科学技术的发展，电力电子装置的低功率因数和高谐波污染已经成为电网的两大主要危害，因此提高系统功率因数便是电力电子技术的发展趋势，本文阐述了功率因数的定义，脉宽调制的种类以及电压 型PWM变换器的原理、控制方法等内容，比较了脉宽调制的各种类型，详细推导了三相电压型PWM变换器的数学建模，指出系统各种控制方法的优缺点，着重表达了二相调制脉宽空间矢量WPM的算法推导，选用了系统主控芯片，编写了系统软件程序
StepperMotor
- 步进电机小知识 克服两相混合式步进电机在低速运转时的振动和噪声 细分驱动器的细分数能代表精度-Stepper Motor little knowledge to overcome the two-phase hybrid stepping motor operation at low vibration and noise when the driver of the breakdown of the number of segments represent the precision
VectorControlofPWMrectifier
- PWM整流器的矢量控制 研究了基于同步旋转坐标系的PWM 整流器矢量控制方案. 经PARK变换,PWM 整流器的三相静止坐 标系模型可以变换成两相旋转坐标系下模型,由两相旋转坐标系模型可以得到PWM 整流器的矢量控制方 案. 实验结果证明方案与分析是正确的.-Vector Control of PWM rectifier synchronous rotating coordinate system based on the PWM rectifier vector control pro
fpga
- 采用正弦/ 余弦细分方案,通过嵌入cos/ sin 表格于FPGA 中,合理控制步进电机两相绕组的电流,实现斩波恒流均匀细分驱动,减小了步距角、提高了步进分辨率,最高细分达到256 。-Using sine/cosine segment program, by embedding cos/sin table in the FPGA, the reasonable control of two-phase stepper motor winding current to achieve const
gabor
- The real and imaginary components of a complex Gabor filter are phase sensitive, i.e., as a consequence their response to a sinusoid is another sinusoid (see Figure 1.2). By getting the magnitude of the output (square root of the sum of squared
jiaoliutiaogong
- 电力电子技术课程设计，题目是单相交流调压与调功电路的设计 涉计到了双相晶闸管的选型和电路相关参数的计算，里面还包括了matlab 的交流调压电路的仿真，希望对大家有一些参考价值-Power Electronics Design, the title tune single-phase AC voltage regulation and power circuit to a two-phase thyristor account involved the selection and circui
2Phase_GDL_1
- two phase volume fluent modellling
load-balancing
- The interworking between heterogeneous third-generation cellular networks and wireless local area networks is one promising evolution approach to fourth-generation wireless networks, which can exploit the complementary advantages of the cellular netw
Response-of-a-First-Order-Phase-Locked-Loop-to-Tw
- Response of a First-Order Phase Locked Loop to Two Sinusoidal Inputs
Ther-Dyna-Two-Phase-Flow
- 两相流热动力学的学习书籍。这对于热流体力学相关专业的人员非常有用。-Two-phase flow thermal kinetics study books. This is very useful for the professional staff of the thermal fluid dynamics.
Two-PhasedeluringImages
- 关于去模糊的论文，介绍新的去模糊算法,Two-phase debluring image-Two-phase debluring image
CFD simulation of bubbly two-phase flow in horizontal pipes
- CFD simulation of bubbly two-phase flow in horizontal pipes
two-phase-flow-alkaline-electrochem-cell-2008-IJH
- two phase alkaline ce-two phase alkaline cell
2010-Two-phase-SPH-modelling
- 2010 Two-phase SPH modelling of advective diffusion processes_good