To attain this goal with a minimum of air, a most efficient air flow must be installed: displacement ventilation. 为了用最少的空气量达到这个目标,必须建立一种最有效的通风系统:置换新风。
Field tests have been made on CO2 stimulation, N2 drive, air injection displacement, synthetic polymer flooding, cross-linked polymer flooding and microbial oil recovery successively. 中原油田相继开展了CO2吞吐、N2驱、空气驱、合成聚合物驱、交联聚合物驱、微生物采油等项现场试验。
Results: By using the new formula, air displacement could be reduced which is more suitable for the fermentation production of the mold mushroom. 结果:使用新配方,降低通气量,更适合菌种的发酵生产。
Because the under-seat air supplies of air conditioning system applies the principle of displacement ventilation, this paper introduces some basic concept and principle, heat transfer theory, flow field characteristic, thermal comfort of displacement ventilation. 由于座椅下送风系统应用置换通风原理,本文对置换通风的基本概念与原理、热交换理论、流场特性、热舒适性进行了介绍;
Then, summarize the different methods of air displacement adjustment, introduce the present state and perspectives of the related technology of displacement adjustment system of compressor both internal and external. 接着,概述了压缩机的不同气量调节方法,介绍了压缩机气量调节系统相关技术国内外研究现状及发展趋势。
This design method can provide a probably value of supply air volume of displacement ventilation in shopping mall at initial design stage. Or this design method can provide an initial value for CFD design. 对于商场的置换通风设计,本文的通风量计算公式可以给出一个初步的数值,该值可以用于商场置换通风系统的初步设计或者作为商场的置换通风CFD设计的边界条件。
Influence of supply air conditions on displacement ventilation. 送风特性对置换通风系统的影响。
Allocation of Throttling Element in Automotive Air Conditioning Refrigerating System with Variable Displacement Compressor 变排量压缩机汽车空调制冷系统节流元件的配置
The paper presents the way of testing the performance parameters, such as pressure, torque moment, rotation rate and air displacement in dynamic state by microcomputer. 本文介绍利用微机对压缩机性能多数压力、转矩、转速、排气量等进行实际动态测量的方法。
Numerical Simulation of Air Distribution in A Displacement Ventilation Room 置换通风空调房间气流分布的数值模拟
The technological principle and inspection method of nitrogen isolation technology to displace air with in pipe for newly-built pipeline are introduced and a comparison to the air displacement method with natural gas has been made. 介绍了用于置换输气管道中空气的氮气隔离技术原理和检测方法,对氮气隔离方法和直接用天然气置换空气的方法进行了比较。
Result evaluation and supplied air volume ascertainment of displacement ventilation 置换通风和效果评价及其通风量的确定
As a ventilation form for improving indoor air quality and saving energy, displacement ventilation has been widely used in the projects. 置换通风作为一种既能提高室内空气品质,又能降低能耗的空气调节方式,已被广泛的应用于实际工程当中。
Study on Air-conditioning System of Displacement Ventilation 置换通风空调系统的研究
Numercal Simulation on the Indoor Air Quality of Displacement Ventilation 置换通风空调室内空气品质的数值模拟研究
In the experiment of measuring gravity acceleration with a pendulum, a few error factors are existed, such as complex pendulum, air buoyancy, air resistance and initial displacement. 在利用单摆测重力加速度实验中,有复摆、空气浮力、空气阻力、摆角等多种误差因素。
Study of Indoor Air Quality of A Air-conditioning Room With Displacement Ventilation 置换通风空调房间室内空气品质研究
The paper presents the mechanism of air foam oil displacement, foam liquid formula, testing well group optimization, and field test in calcareous rock of Baise oilfield. 该文介绍了空气泡沫驱油机理、泡沫液配方、试验井组的优选及在百色油田灰岩油藏的现场试验。
The Application of Looping Pipe in Detecting Compressor Air Displacement with Microcomputer 环形管用于空压机排气量的微机检测
The new device consists of fast specimen maker, compressed air source, permeability detector, displacement sensor and data sampling and processing unit. 新装置主要由快速制样器、恒压气源、透气性探头、位移探测器和数据采集与处理单元等部分组成。
And in low Archimedes number supply air displacement ventilation room, the length scale δ is not only the function of Archimedes number but also the function of the distant x to diffuser. 同时发现,在小阿基米德数的情况下地板附近的空气层厚度不但和阿基米德数有关而且和距风口的距离有很大关系。
The academic bases of optimal control method are developed. We study time of opening air valve or closing air valve in detail. On the application of the air vale clutch for the displacement type craft with water-jet propulsion 推导了最佳控制方法的理论依据,对关闭气阀时刻和开启气阀时刻的选取进行了深入的理论研究。排水量型喷水推进艇应用通气阀离合器的研讨
Numerical Simulation on Effects of Air Velocity to Multi-heating Sources Displacement Ventilation 送风速度对多热源置换通风影响的数值模拟
Capacity Control of Automotive Air Conditioning System with Electronic Variable Displacement Compressor 采用电控型变排量压缩机的汽车空调制冷系统的容量控制研究
For the example of cross section which obtained by slitting the modal along axis of exhaust air tunnel, influence on stress and displacement of main tunnel and exhaust air tunnel was analysised at intersection zone on branch tunnels excavation period. 以应力和位移变化最为明显的排风通道轴线剖切模型所得到的断面为例,分析了随各支洞的施工,隧道主洞与排风通道交叉处围岩位移、应力的特征。
In the air of displacement, the excellent middle blockers always keep good posture, and take an active in adjusting the posture. 在空中的位移中,优秀副攻手的身体姿态始终保持良好,并主动的进行身体姿态的调节。
According to smoke exhaust fan performance stability, this thesis mainly research on air displacement measurement method of ventilated exhaust fan in subway tunnel. 本论文针对排烟风机性能的稳定性,主要研究地铁隧道通风排烟风机排气量的检测方法。
The advantages of displacement ventilation are fully reflected in catering kitchen. Residual heat is effectively removed, and temperature distribution and air quality are also improved by using displacement ventilation. 通过本文的研究,在餐饮业厨房这一特殊建筑类型中置换通风的优越性得到了充分体现,应用置换通风方式能够有效去除室内余热、改善厨房室内温度与气流分布、提高室内空气品质。
The relationship between the air bearing displacement and stiffness was verified. 通过实验,验证了气浮轴承位移与刚度的关系。