In the paper,a theorem is put forward that,for small sampling periods,the accuracy of all limiting zeros of the pulse transfer function for a system composed of a zero-order hold is followed by a continuous-time plant.
讨论了在含有零阶保持器的线性系统中,当采样周期很小时,脉冲传递函数的所有有限零点的近似程度。
Two kind of control systems are designed by using the optimized control instruction of the characteristic of unbalance power grid in this paper.
结合不平衡电网特征优化控制指令,选择设计了两种不同的控制系统,通过仿真实验证明:采用正序、负序两套同步旋转坐标系的独立控制方案较好抑制了SVPWM直流电压谐波,减少了能量损耗,实现无静差控制,能够比较好地减少电网不平衡带来的谐波"污染",提高了控制系统的跟踪性能和抗干扰性能。
By analyzing the basic function of each intelligent system in intelligent buildings and the effect in system integration, the paper discusses the daily and emergency condition, the concentration and discretization of control instruction, real-time and unreal-time in the operation of intelligent system.
本文从分析智能建筑中各智能化系统基本功能及其在集成系统中的作用入手,讨论智能化系统运行的日常状态与应急状态;控制指令的集中与离散,实时与非实时;从而归纳出系统集成的原则,并初步总结出智能建筑中智能系统集成方案。
The main characteristic, operation principle, timing and control instructions of intelligent LED/keyboard series of HD7279A are presented.
介绍一种专用智能键盘和LED控制芯片HD7279A的主要特点、工作原理、工作时序和控制指令;通过实例从硬件和软件两方面介绍其在单片机键盘和显示器接口中的应用。
Before the ultrafined powder is collected,the newly equiped density test device can provide the signals of volume density deviation in the air current,then the signals are converted into control commands,which bring out the modification to vibration circuit.
在超细粉体进入收集系统前 ,新配置的浓度测试装置测出气流中粉体体积浓度差信号 ,被转换成控制指令 ,从而实现对振荡电流的调节 ,保证加料过程的连续均匀操
microprogram address control instruction
微程序地址控制指令
unconditional control transfer instructio
无条件转移控制指令
input-output control command
输入—输出控制指令
operating system job control directive
操作系统作业控制指令
d and control system
指挥控制系统;指挥与控制系统;指令控制系
CCCR (Communication and Command Control Requirements)
通讯与指令控制要求
initial satellite command and control
初级卫星的指令与控制
command and data-handling console
指令与数据处理控制台
command and control information system
指令与控制信息系统
Digital Store Management Command Control
数字存储管理指令控制
This is again controlled by relevant instructions.
这仍由相关指令控制。
A signal that initiates an operation defined by an instruction.
命令，指令开始一个由指令控制的运算信号
To relinquish control to another set of instructions or another routine as a result of the presence of a branch.
下分支的指令因为另一分支指令的存在而引起的对另一指令组或常规指令组的放弃控制
CAMBS (Command Active Multi-Beam Sonobuoy)
指令控制有源多波束声纳浮标
CROM instruction set
控制用只读存储器指令表
instruction cache contro
高速指令缓冲存储器控制
input/output instructions in control processor
控制处理机输入输出指令
linkage control table
连接指令控制表(程序出入的)
