In order to solve these problems,this paper analyzed the application of the multi-sensors information fusion technology in air flow test system and proposed a way to design multi-sensors air flue test system based on LabVIEW.
在传统的空气流量测试系统中,存在着测试精度低、工作量大等问题。
In order to keep the stability of idle speed with better control for the air flow in idle speed mode,a driver circuit of stepper motor is designed in this paper,according to the working theory of idle control device using stepper motor,and the idle device is controlled by a board based Digital Signal Processor(DSP) which integrates the driver circuit.
为了更好地控制怠速空气流量,以保持发动机的怠速稳定性,根据步进电机式怠速控制阀的工作原理设计了步进电机的驱动电路,并使用基于数字信号处理器(DSP)的已集成该驱动电路的控制电路板对怠速阀进行控制。
The flow field of the core engine inlet was numerically calculated to solve the problem that the air flow measured in the air simulated test facility was inconsistent with ground test.
针对某型核心机地面台和高空台试验中空气流量测量不一致的问题,开展了核心机进口流场的数值计算分析和试验研究。
Analysis and evaluation of measurement uncertainty of air flowrate with nozzle
喷嘴式空气流量测量不确定度分析与评定
In this paper,the developing situations of domestic and foreign air flowrate measuring technology are discussed,different inspection patterns are com pared and analyzed,and some personal views are put forward.
汽油机进气量的准确计量是其电控喷油系统实现空燃比精密控制的基础，文中系统综述了空气流量测量技术的国内外发展状况，对各种不同流量检测方式进行了对比分析，并提出了见解。
Introduced is the experiment by a differentialthermo-balance for characteristics of coal used for blast furnace injection at programmed rate of temperature elevation and various air flowrate;influence on ignition weight loss and characteristic temperature at different rate of temperature elevation and air supply analyzed.
介绍了利用差热分析天平,采用程序升温法对高炉喷吹煤在不同升温速率和空气流量下的燃烧性能进行的实验,分析了升温速率和空气流量对失重率和燃烧特征温度的影响。
For it is difficult to measurement the air flow rate on the medium and large duty marine diesel engines,the emission testing experiments were carried out on small duty marine diesel engines.
鉴于用空气流量法测量大中型船用柴油机废气排放较困难,考虑以小型船用柴油机为对象进行排放测试研究。
Through experiments of changing the inlet air flow rate,we can adjust the hot air outlet temperature as high as possible,which helps to reduce the heat loss and improve the collector efficiency.
通过改变集热管进口空气流量来获得尽可能高出口温度的热空气,从而降低热损系数,提高集热效率。
Through analyzing the engine performances which are influenced by mixture components, this paper discusses the essentiality of performing electronic calculation to engine air-intake, analyzes constructive characteristic and operational principle about several air flow sensors, and compares their performances.
分析了几种空气流量计的结构特点和工作原理,并进行了性能对比。
The Affect of Humidity to the Measure Result of the Hot-film Air Mass Flow Meter;
空气湿度对热膜式空气流量计计量误差的影响
QUANTITATIVE RELATIONSHIP BETWEEN THE VACUUM TIGHTNESS AND THE LEAKING AIR FLOW RATE INTO CONDENSER
真空严密性与凝汽器漏入空气流量的定量关系
a device for regulating the flow of air in a fireplace.
调节壁炉中空气流量的装置。
Trouble Hunting of Air Flow Sensor on BENZ
奔驰轿车空气流量传感器的故障检修
Contributions on Laminar Flowmeter and Intake Flowrate of ICE by Academician Shih S.H.
史绍熙院士对层流流量计和内燃机空气流量测量的贡献
Analysis and evaluation of measurement uncertainty of air flowrate with nozzle
喷嘴式空气流量测量不确定度分析与评定
low air-entry ceramic disc
低空气进入流量陶碟
air-conditioning pack flow control
空气调节组件流量调节
humidity ratio of moist air in the free stream
自由气流湿空气的湿含量
a space heater that transfers heat to the surrounding air by convection.
通过对流向周围空气传播热量的空气加热器。
MMAD (Mass Median Aerodynamic Diameter)
质量中质空气流动力学直径
Numerical Simulation of Indoor Air Distribution in a VAV Air Conditioned Room;
变风量空调室内气流组织的数值模拟
Aircraft Measurement of Air Pollutants over the Typical Regions of the Yangtze Valley;
长江流域典型区域空气污染物的航空测量
Study on the Characteristic of Small Air-Source VRV Air-Conditioning System;
小型空气源变制冷剂流量空调系统的特性研究
Numerical Simulation of Air Flow in Large Air Flow Box;
大风量空调箱内空气均流的数值模拟研究
air circulation
空气循环,空气环流
Study of Simulations and Measurements of Flow Field in a Turbo Air Classifier;
涡流空气分级机流场的数值模拟与测量研究
Numerical simulation and measurement of three-dimensional flow field in turbo air classifier
涡流空气分级机内三维流场的数值模拟与测量