气体压力

气体压力对UASB厌氧反应器处理效果的影响研究

Study on the Effect of Gas Pressure to UASB Anaerobic Reactors

选用压电式压力传感器测量缸内气体压力；选用转角编码器测量变频电机转速与曲轴转角；制作了K型热电偶测量所需的温度数据。

Choose piezoelectric pressure sensor measuring cylinder gas pressure ; choose the angle encoder to measure converter motor speed and crank angle ; made K-type thermocouple measurements required temperature data . 4 .

两种方法都依赖于对气体压力的准确测定。

Both methods rely on the accurate determination of the pressure of the gas .

正反馈数字PID在气体压力控制中的应用

The Application of Positive Feedback Digital PID Controller in Pressure Control

密闭容腔气体压力的自适应模糊PID控制

Self-adapted Fuzzy PID Control of Air-pressure in a Closed-vessel

轴快流CO2激光器气体压力控制

Gas control in a fast-flow axial CO_2 laser

利用CO激光磁共振测量NO谱线外来气体压力加宽系数

Measurement of pressure broadening coefficient of NO spectral line under foreign N2 gas condition by means of CO laser magnetic resonance

基于小波分析ARMA模型的气体压力识别

Identification of Cylinder Pressure Based on Wavelet Analysis and ARMA Model

先前一些热力学研究以VO为出发点是不合适的。还原氮化反应具体转化温度受气体压力影响。

So some study on thermodynamics based on VO initiatively is not proper .

基于小波分析及ITD法识别气缸内气体压力

Identification of In-Cylinder Pressure Based on Wavelet Analysis and ITD Method

把传感器和RF发射器直接安装在轮胎内，采集各个轮胎当前时间的气体压力数据，经调制后再以无线射频信号发射给车厢内的数据接收模块；

The stress sensor and RF emitter is installed in car tire , it is transmited for receiver installed in car by wireless after gas stress data gathered is processed .

并采用PID算法控制电堆阴阳极入口气体压力，使PEMFC系统的输出电压达到预定值。

Using PID algorithm to control the inlet gas pressure of anode and cathode of stack to make the output voltage of PEMFC system reach the setting value .

选用陶瓷压阻式压力传感器测量SF6气体压力，该传感器自带温度补偿、体积小、精度高、稳定性好。

The paper also selects a thermo - sensitive resistance and a piezoresistive pressure sensor to measure temperature and measure of SF6 Gas .

结果表明，当SF6气体压力或SF6/N2中的SF6气体分压力大于电晕稳定效应的临界压力时，间隙的击穿电压随着温度的降低而下降；

The results show that breakdown voltages will decrease when the temperatures decrease for the pressure higher than the critical pressure at which the corona stabilization disappears .

出水VFA浓度逐渐降低，而且随着气体压力的增加，降低越来越明显；

The water leakage VFA density gradually reduces , moreover along with the gas pressure increasing , which reduces more and more obviously ;

在12kgf/mm~2气体压力下，在1140～1210℃和1～3h范围内，孔隙闭合的程度是温度和时间的函数。

It has been found that the extent of porosity closure is a function of HIP temperature and time in the range of 1140-1210 ° C at 12kgf / mm2 gas pressure for 1-3 h.

但在SF6电气设备运行、维护和检修中，面临一些全新的课题，如气体压力监测和含水量测量等气体管理工作。

But in operation , maintenance and overhaul of SF6 electric equipment , some totally new issues are confronted with , such as gas pressure monitoring & testing and water content measuring etc gas management work .

B2O3-Mg-C体系的SHS过程中，由于还原剂Mg的蒸气压较高，因此它与B2O3之间的反应不可避免地受到环境中惰性气体压力的影响。

In the SHS process of B 2O 3-Mg-C system , the interaction between the reducing agent Mg and B 2O 3 depends on the surrounding inert gas pressure due to the high vapour pressure of Mg .

FLUNET软件模拟出的压力场结果显示，储罐内的气体压力会随着储罐的热量泄露速率、储罐LNG液体充装量和液体初始充满率而不断变化。

The pressure field simulated by FLUENT shows , pressure in tank is constantly changing in accordance with heat leakage rate , amount of LNG and initial LNG amount in tank .

为了能够将PLZT产生的微小变形（位移）转换成具有一定大小的气体压力差，研究背压式气动传感器的静特性，通过实验测出最佳参数组合。

In order to convert the transfiguration ( displacement ) produced by PLZT into an acceptable pressure gap , static characteristics of back pressure pneumatic sensor are studied and the optimum parameter group is measured by experiment .

研究内容和结果主要包括：1.获得了单级喷射策略下，缸内气体压力变化曲线、温度分布和NOx分布规律；以及不同喷油提前角、不同负荷下，NOx的排放特性。

The results are as follows : 1 . The curve of the pressure in the cylinder and the distribution of the temperature and NOx with the single injection method , and the emission characteristic of NOx with different advance angles or different loads are obtained . 2 .

模型中用特殊的裂缝单元模拟裂缝张开和闭合，用Newmark法求解反映接触问题的动态有限元方程，并采用与时间相关的爆生气体压力分布模型，模拟爆生气体驱动下裂缝扩展过程。

Special crack element was used in the proposed model to simulate the opening and closing process of crack . Such a dynamic FEM equation involving contact problem was solved by Newmark method , and the proposed gas distribution function was also considered .

通过引入虚拟系统的概念，利用缸盖表面振动信号的自回归滑动平均模型（ARMA模型）求出了实际缸盖系统的传递函数，并将其应用于重建缸内气体压力曲线。

With the concept of " Assumed System ", the transfer function of real cylinder head system is established using the ARMA models of surface vibration signals of cylinder head . Then this transfer function is successfully used to reconstruct the gas pressure trace inside the cylinder .

在回旋管输出30kW功率的条件下，适于建立热电子环的气体压力窗为（0.4&1.2）×10~（-5）Torr。

The gas " pressure window " for building a hot electron ring is ( 0.4-1.2 )× 10 ( - 5 ) Torr , as the gyrotron output is about 30 kW .

结果表明，具有不同气体压力的瓦斯对煤的变形特性及其峰值强度都有不同程度的影响，而这种影响可通过有效应力（σ（ij）&ρ）参数予以描述。

The experimental results indicated that the gas with different pressures was of influences to different degree upon the deformation property and the failure strength of the gas-filled coal . and that the effects would be described with the effective stress (σ ij - p ) .

结果表明：最佳制板工艺参数为：CO2气体压力0.7MPa，通气时间3min，木灰比0.2（毛白杨）或0.5（落叶松），水灰比0.35（毛白杨）或0.4（落叶松）；

The results showed as follows : ( 1 ) The optimum technological parameters of manufacturing CBP were CO 2 gas pressure of 0.7 MPa ; injection time of 3 minutes ; particle / cement ratio of 0.2 ( poplar ) or 0.5 ( larch );

基于柴油机循环平稳特性的气体压力重构方法研究

Research of Diesel Engine Cylinder Pressure Reconstruction Methods Based on Cyclostationary Properties

绝缘气体压力变化对光电电压互感器准确度的影响

Influence of Insulation Gas Pressure Change on Accuracy of Optical Voltage Transformer

用时间序列方法识别内燃机缸内气体压力

Identification of Cylinder Pressure of Internal Combustion Engines Using Time Series Method

改变气体压力时，放电电压有一极小值。

By changing the gas pressure , a minimal voltage is found .