Application of variable-frequency variable-voltage in highway tunnel ventilation control;
变频调速在公路隧道通风控制中的应用
The components, functions, communication of sys-tem are introduced, and the arithmetic of ventilation control is described in detail.
提出了一种基于PLC的隧道通风监控系统,介绍了系统的组成与功能、通信的实现,并对通风控制算法进行了详细说明。
According to the advanced technique of automation, network and control, this thesis studies the highway tunnel ventilation control system and puts forward a high performance and saves on energy VF ventilation control system, which can adapt to different length tunnels.
本文利用先进的自动化技术、网络技术及控制技术，对公路隧道通风控制系统进行了研究，提出了一种高性能、高节能、能适应不同长度隧道通风需要的变频通风控制系统。
Anew type of demand- controlventilationisdiscussedinthe paper.
对需求控制通风方式进行了改进研究。
Cross-River Tunnel Ventilation Control Model and Ventilation Control Strategies Research;
越江隧道的通风控制模型及控制方法研究
Study on Highway Tunnel Ventilation Supervision and Control System Based on Intelligent Cybernetics and OPC;
基于智能控制与OPC的公路隧道通风控制系统研究
Study on Oil Cave Depot Natural Ventilation Control System Based on Fuzzy Control
基于模糊控制的油料洞库自然通风控制系统研究
Research of Road Tunnel Ventilation Control System of Feed-Forward Intelligent Fuzzy Logic;
公路隧道前馈式智能模糊通风控制系统的研究
Control of Air Flow Passing Through Cross Tunnels in Tunnel Construction Jet Ventilation
隧道施工射流通风中横通道的风流控制
Armrest/centre console with ventilated stowage compartment
带通风储物箱的座椅扶手/中央控制台
noise control in HVAC system
通风空调系统的噪声控制
Investigation on Emergency Ventilation Strategies to Control the Dispersion of Indoor Contaminants;
控制污染物传播的应急通风策略研究
Ventilation and Dust Control of Main Room in Power Plant;
燃煤电站主厂房通风与粉尘污染控制
Research on Intelligent Control Ventilation System for Urban Road Tunnel;
城市公路隧道通风智能控制系统研究
Research on Control of National Ordinary University s Financial Risk in China;
我国公办普通高校财务风险控制研究
Study of the Main Mine Fan Automatic Control System
矿用主通风机自动化控制系统的研究
Design of Intelligent Control System of Mine Local Ventilator
矿井局部通风机智能控制系统的设计
Speed controller design of local fan based on fuzzy neural network
模糊神经网络局部通风机调速控制器
Study on Risk Control of Gas Accidents Based on Safety Sub-Region of Mines;
基于安全分区的通风瓦斯风险控制研究
Risk Distribution and Risk Control Management in Urban Rail Transit Investment Projects;
轨道交通投资项目的风险分布与风险控制
Simulation debugging experiment of air-volume control on local ventilator based on PLC
基于PLC的局部通风机风量控制模拟调试实验
Air Velocity Control and Energy Analysis in Forced-air Pre-cooling Device of Longan
龙眼压差通风预冷装置风速控制与能耗分析