The noise-controlling model in the ventilation room is established using control theroy of system.
应用系统控制理论,建立通风机房噪声控制模型。
Based on the analysis of the structure,the noise theory,the acoustic characteristics,the spreading rule of the ventilation room,and by use of the system-controlling theory,the noise model is established.
通过对通风机房组成、噪声机理、声学特性、传播规律等方面的分析,应用系统控制理论,建立通风机房噪声模型,以此模型制定通风机房噪声控制的优化方案,并检测该方案的控制效果,证明该模型实用、可行、效果好,有推广应用价值。
This paper discusses the importance of mine ventilation, and connecting with the features of axial fan, designs a monitoring system of ventilation equipment room, and advances the automatic rotation of a working machine and reserve machine to ensure that the two and more fans can work evenly.
论述了煤矿通风的重要性,结合轴流式通风机的特点,设计了一套通风机房监控系统,提出了工作机和备用机的自动轮换的建议,以保证两台或多台风机能够均衡工作。
The paper presents the tripping of air induction steam turbines of Primary reformer in Fudao second stage ammonia plant,analyzes the reasons for steam turbines tripping during overhaul,puts forward relative countermeasures,which have achieved good results.
介绍中海石油化学股份有限公司二期合成氨装置一段炉引风机组跳车情况,通过机组解体检修,分析机组跳车原因,制定并实施相应的解决措施,效果很好。
Frequency Transformation of Water Cooling System in Wind Pressure Room in Nanshan Coal Mine
南山矿压风机房水冷却系统变频改造
Study on the Right Atrial Pathological Mechanism in Chronic Atrial Fibrillation with Rheumatic Heart Disease;
风湿性心脏病持续性房颤的右房病理机制研究
COMPARATIVE EXPERIMENTS OF COOLING EFFECT AND ENERGY CONSUMPTION WITH DIFFERENT TYPES OF FANS
平房仓不同风机通风降温耗能对比试验
Application of Mixed Flow Blower in Exhaust System of Dry Spraying Room
混流风机在干式喷漆房排风系统中的应用
Discussions on Recycle of Hot Exhaust of Air-cooled Air Compressor Station
风冷式空气压缩机站房的热排风回用的探讨
The Computer Simulation Auxiliary Analysis Over Decision-Making Risk in Real Estate Investment;
计算机仿真辅助房地产投资风险决策
A Comparative Study on Risk Security Mechanism of Housing Loans Guarantee Insurance between China and U.S.A;
中美房贷险风险保障机制的比较研究
The Study of the Regional Risk Expansion Mechanism in Real Estate Markets;
房地产市场区域性风险扩散机制研究
The selection and design of air supply for air conditioning used in telecommunication room
电信机房空调送风方式的选择与设计
A Study on Molecular Mechanism of Atrial Structure Remodeling in Human Rheumatic Atrial Fibrillation;
风湿性心房颤动心房结构重构的分子机制的研究
Molecular Mechanisms of bFGF in Atrial Fibrosis in Patients with Atrial Fibrillation during Rheumatic Heart Disease;
bFGF与风湿性心脏病心房颤动患者心房纤维化相关分子机制的研究
Molecular Mechanisms of Atrial Fibrosis in Patients with Atrial Fibrillation during Rheumatic Heart Disease;
风湿性心脏病心房颤动患者心房纤维化相关分子机制的研究
Study on the Role of Hepatocyte Growth Factor and Transforming Growth Factor-β_1 in Atrial Fibrosis in Patients with Atrial Fibrillation during Rheumatic Heart Disease;
HGF/TGFβ1在风湿性心脏病心房颤动患者心房纤维化的作用机制研究
Research on The Air Circulation Fan of Bulk Curing Barn Which was Constructed from Commonness Barn
普通烤房改造为密集式烤房的适宜循环风机研究
Improvement on cooling-air duct of sluicing pump motor in ash pumphouse
灰渣泵房冲洗水泵电动机冷却风路的改进
Rooms vary in size and come equipped with hairdriers, television and telephone.
房间大小不同,均配有吹风机、电视和电话。
AHU selection for low?temperature air supply system and arrangement of plant room
低温送风系统空调器的选用及机房布置
The twister hit the roofs of homes and buildings.
龙卷风把房屋以及农机建筑物连根拔起。
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