pressure waveform

The Application of Wavelet Analysis in the Pressure Waveform

小波分析在某种压力波形中应用

Automatic Identification of Pressure Waveform Characteristics of Circulating Fuel Injection System

循环式燃油系统压力波形特征的自动识别

Feature Extraction and Representation of Pressure Waveform of Diesel Fuel Injection System

柴油机喷油系统压力波形的特征抽取及描述方法

Pattern Recognition of Oil Jet Pressure Waveform of Diesel Engine

柴油机喷油压力波形的分析方法

Together with the blood pressure waveform , the coronary artery impedance is obtained .

结合血压曲线，计算冠状动脉的等效阻抗。

Then the symbolized means on pressure waveform of diesel fuel injection system is discussed .

然后，根据柴油机喷油压力波形的特点，具体讨论了压力波形的符号化方法及步骤，并给出了描述实例。

Application of arterial pressure waveform analysis in acute normovolemic hemodilution

动脉压力波形分析技术在急性等容血液稀释中的应用

The research of the relation between cerebrospinal fluid pulse pressure waveform and the intracranial compliance

脑脊液搏动波形与颅内顺应性关系探讨

Both of them can be started and operated regularly with stable pressure waveform .

新的发动机都能正常启动和运行，压力波形平稳。

Symbolic Representation and Sural Pattern Parsing for Fuel Pressure Waveform of Diesel

柴油机喷油压力波形的符号描述与结构模式分类

Recognition Technique for High-pressure-pipe Pressure Waveform of Locomotive Diesel Engine

机车柴油机高压油管压力波形识别技术

The measurement of pressure waveform of extracorporeal shock wave lithotriptor

体外冲击波碎石机压力波形的测定

On Fault Diagnostic Information Based Oil Pressure Waveform ( OPW ) for the Fuel Injection System of Diesel Engine

基于燃油压力波的柴油机高压喷射系故障信息的研究

A new clamp-on transducer is used to detect the pressure waveform of fuel in fuel pipe .

利用夹持式传感器测得高压油管的油压波形，并提取了燃油系统故障特征参数。

When receiving sampling drive signal the data acquisition system began acquisition pressure waveform and real-time display and collecting monomer pump working temperature .

主要功能为数据采集卡接到采样驱动信号后开始高速采集压力波形并实时显示、并采集单体泵工作温度。

Meantime , the pressure waveform characteristics of fluid pulse signal at various working conditions were analyzed and explained in accordance with the requirements for fluid system .

并对不同工况下流体脉冲压力信号波形的特点，结合流体系统的要求，给予了分析和说明。

The influence of the wearing state of three precision diesel fuel pairs in the system to fuel injection pressure waveform precision machining technology for precision couplings

柴油机供油系统三精密偶件的磨损对供油压力波的影响

This study is undertaken to develop methods and technology of using the injection pressure waveform to diagnose , on-line the malfunctions of a diesel injection system .

本文以数值模拟的方法来探讨柴油引擎之喷射系统元件发生故障时，所表现出来的喷射压力波形特徵。

Some characteristic parameters are abstracted from engine transient speed waveform and cylinder pressure waveform , and the dimensionless processing of the parameters is also discussed .

从柴油机的瞬态转速和气压扭矩波形中提取特征参数，讨论了特征参数的无量纲化处理方法。

The testing results is of less regularity , and the simulative ventricular pressure waveform is similar to the patho-logical one . It shows that further studies are needed .

测试结果缺乏规律，模拟左室压力波形与病理波形一致，表明采用同种主动脉瓣作为人工心瓣脉动流测试的标准参比尚需进一步研究。

The sinusoidal pressure waveform , produced by the generator , with high precision of amplitude and low distortion can be used in the dynamic calibration of micro differential pressure transformer .

表明这种新颖的正弦压力发生器具有幅值精度高、波形失真度低、稳定性好等优点。可应用于微压差变送器的动态标定工作。

Through the measurement for pressure waveform in high pressure oil tube , the characteristic parameters for trouble shooting of fuel feeding system are derived and a comprehensive comparative diagnosis is presented in this paper .

本文通过对高压油管压力波形的测定，提取了有关诊断供油系统故障的特征参数，提出了一种综合比较诊断方法。

Next , we plan to improve the algorithm by combining ECG and blood pressure waveform morphology to analyze alarming signals of ventricular arrhythmia , so as to improve the quality of intensive care .

下一步我们计划在基于心率估计的监护仪错误报警抑制算法的基础上，进一步结合心电及血压波形形态学分析对室性心律失常报警信号进行研究，进一步改善监护仪的报警质量。

Based on the measured pressure waveform , the forming process of shock wave generated by the non-linear effect is studied preliminary . This test provides an experimental basis for the research on mechanism of ultrasonic processing technology . 4 .

根据实测压力波形，初步研究了由非线性效应产生的激波的形成过程，为高强度聚焦超声技术机理研究提供了基础实验依据。

Focusing on the common faults of hydraulic tube tester , a method has been developed based on pressure waveform information to discriminate different fault types . Moreover , a ' zooming ' knowledge acquisition method is proposed based on the subtractive clustering algorithm in the expert system .

针对水压试验机常见故障特点，提出了基于打压波形信息的故障类别诊断专家系统方法，并针对其中的专家系统提出基于减聚类的变焦知识获取方法。

Objective To understand the effect of the change in cardiovascular system parameters on the pressure pulse waveform of the radial artery .

目的考察心血管系统参数改变对桡动脉脉搏波波形的影响。

Based on a simplified engine dynamic model , the cylinder pressure torque waveform can be achieved through Discrete Fourier Transform and Inverse Discrete Fourier Transform .

在发动机模型基础上，通过在时间域和频率域对曲轴扭转振动分析，经过傅立叶变换和逆变换，得到各缸的气压扭矩变化波形。

A diagnostic method for diagnosing a diesel engine cylinder faults according the engine transient speed waveform and gas pressure torque waveform is presented in the thesis .

本文讨论了基于柴油发动机瞬态转速波形和气压扭矩波形对柴油机气缸内故障进行诊断的方法。

Based on a lumped model of engine dynamics , using Fast Fourier Transform and Inverse Fast Fourier Transform , the pressure torque fluctuation waveform can be obtained .

在发动机模型和测量的瞬态转速信号的基础上，经过傅立叶变换和傅立叶逆变换，可得出发动机各缸的气压扭矩的波动波形。

On the basis of calculating the compressed area , the elastic pressure of offset roller is calculated so as to obtain its waveform ; Finally , the authors show the elastic pressure frequency spectrum obtained from the FFT ( fast Fourier transform ) analysis on the pressure waveform .

在压缩面积计算的基础上，计算出胶辊的弹性压力，从而求得胶辊的弹性压力波形图，并给出了对压力波形进行FFT（FastFouriertransform）分析所得到的弹性压力频谱图。