1) virtual elevator
虚拟电梯
1.
Development and Application of PLC Serial Communication in Virtual Elevator System;
PLC串行通信在虚拟电梯系统中的开发与应用
2.
Development and application of virtual elevator system;
虚拟电梯系统的开发与应用
3.
The elevator model s functional design is achieved based on PLC controller and the virtual elevator system s hardware and software is realized with the core of computer.
提出了一种面向教学和科研的高性能电梯控制仿真系统的实现框架,重点研究了基于PLC控制的电梯仿真模型功能设计和以计算机为核心的虚拟电梯系统的硬件和软件实现。
2) virtual elevator environment
电梯虚拟环境
3) imitated elevator
模拟电梯
4) virtual resistor
虚拟电阻
1.
In this paper,control methods based on damping resistor and virtual resistor are presented.
针对上述问题,提出了可以根据系统要求及成本因素,采用抑制谐振电阻或虚拟电阻的策略避免谐振,并对滤波参数计算及控制策略进行了分析,最后仿真结果证明了能够减小高次谐波并具有较好的稳定性。
2.
To suppress reso- nance of LCL filter and improve stability of system,it is pre- sent that a voltage and current double loops control strategy based on virtual resistor concept.
为了提高系统的稳定性,抑制滤波器的谐振,在双闭环控制的基础上提出了一种基于虚拟电阻思想的控制策略。
3.
In order to assure stable operation of system, in this paper a controlling strategy based on virtual resistor concept is presented to make controlling arithmetic replacing function of damping resistor.
但考虑到LCL滤波器存在谐振问题,如果控制策略不合适会导致系统不稳定,且增大输入电网电流的谐波畸变率,提出基于虚拟电阻思想的控制策略。
5) virtual electricity quantity
虚拟电量
1.
Among them the compensation method which deducts the total variable costs from the "virtual electricity quantity" is emphasized.
对电力市场环境下发电机组存在的4种情况进行分析,提出了基于发电侧电力市场的合理经济补偿方法,特别是采用从"虚拟电量"中扣除相应总变动成本的合理经济补偿方法,满足市场自主报价竞争的需要,实现资源的优化配置。
6) Virtual Home Appliances
虚拟家电
补充资料：半山区电梯住宅巡礼
连半山与中环闹市的行人扶手电梯长达八百米，是世界上最长的室外扶手电梯。还可游游由荷李活道出发，上可到些利街、经干德道达半山区；下可沿阁麟街至中央街市。整条电梯将旧式楼宇与新型高级住宅连在一起。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条