流量传感器

这对V形内锥式流量传感器的设计和制造有一定的促进作用。

This can promote the design and manufacture of V-Cone flow sensor .

深掺杂Si反常电阻效应微型流量传感器

Micro flow sensor constructed by deep impurity Si with anomalous resistance effect

一种基于MEMS技术的新型谐振式微流量传感器

Novel Resonant Micro Flow Sensor Based on MEMS Technology

一种光纤Bragg光栅流量传感器二维数值模拟研究

Two dimension value simulation investigation of a fiber-optic Bragg grating flow sensor

对应用于机车制动系统的V型内锥式流量传感器进行了理论分析和试验研究。

This paper introduced the theory analyzing and test researching of the V type internal cone flow transducer applied in locomotive braking system .

基于PROFIBUS-DP现场总线的智能流量传感器接口的研发

Research of Intelligent Module of Flux Sensor Interface Based on PROFIBUS-DP

CPLD在高精度超声波微位移及流量传感器测量系统中的应用

Application of CPLD on High-precision Micro-distance and Flux Sensor Measurement System on the Basis of Ultrasonic Wave Theory

基于PROFIBUS-DP智能流量传感器模块的开发与实现

The Development of Intelligent Module of Flux Sensor Based on PROFIBUS-DP and Its Implementation

仿真结果表明：FLUENT是一种有效的传感器优化工具，能够提高涡轮流量传感器的测量精度。

The result indicates that the FLUENT is an effective optimization tools to improve the measure precision of the turbine flowmeter .

深掺杂Si材料的应用不但提高了微型流量传感器的灵敏度，也大幅度地降低了其时间常数。

The application of the deep impurity silicon material not only enhances the sensitivity of the micro flow sensor , but also reduces its time constant greatly .

Coriolis质量流量传感器内部耦合振动

Internal coupling vibration of Coriolis mass flowmeter

V型内锥式流量传感器采用差压式流量测量方式。与传统差压式流量传感器相同，其基本原理建立在伯努利方程上；

As a differential pressure ( DP ) type flowmeter , the basic theory of the V-cone is Bernoulli 's equation , which is similar to traditional DP flow sensors .

运用FLUENT数值仿真软件成功的模拟出流体流经涡街流量传感器时所产生的卡门涡街现象。

It is presented how to successfully simulate the phenomenon of Karman vortex street when fluid passes by vortex flowmeter by using FLUENT software .

对CMOS流量传感器的传热特性进行了分析研究，提出在器件前后端之间采用隔热结构是提高器件灵敏度的一种有效方法，隔热槽长度是传感器灵敏度的关键参数。

In this paper , the heat transfer characteristics of CMOS flow sensor have been investigated and a method to acquire high sensitive devices has been presented .

本课题采用MEMS工艺制作热膜式气体质量流量传感器，主要工作放在敏感头芯片部分的研制。

This task adopt MEMS technics to make Thermal - film air-mass sensor , mostly work is the study and facture of the sense organ of the chip .

PNC型压电式高温涡街流量传感器

PNC Type Piezoelectric High Temperature Vortex Flow - sensor

热式质量流量传感器在MCVD工艺中的应用

Application of Heat Mass Flow Sensor in MCVD Craft

建立了加载在靶板处的载荷量与该光纤Bragg光栅靶式流量传感器的Bragg波长移位值关系的传感模型。

Established the sensing model based on a linear relation between the load capacity of target plate with the Bragg wavelength shift of fiber Bragg grating target type flow sensors ; 3 .

硬件设计主要包括温度采集电路，流量传感器和ScanIF模块的连接，液晶显示器的连接以及简易按键等，还为抄表预留了通讯接口，并设计了通讯接口电路图。

Hardware part includes circuit of temperature information collection , the flux sensor connection , LCD connection , Scan IF module and the simple button . M-Bus communication interface is preserved in order to extend the hardware system .

本文比较详细地研究了基于CPLD设计的智能流量传感器的原理、方案、软硬件结构及优缺点。

In this paper , it is carried out the research on the design of a kind of air intelligent flowing sensor based on CPLD and it 's structure of software and hardware .

利用CFD方法研究传感器几何物理模型，以数值仿真方法分析流场变化对插入式电磁流量传感器的相关影响。

The method of CFD is used to study physical model of the sensor geometry , and the numerical simulation is employed to analyze the relevant effects of the flow field change upon the sensor .

通过测量微加热器的电阻温度曲线，表明所制备的金属薄膜式微型加热器具有较好的稳定性和重复性，能够满足PCR生物芯片和硅基热分布式微流量传感器的要求。

By measuring the resistance temperature curve of micro heater , the results show that the micro heater fabricated has high reliability and repeatability and they are suitable for the use of PCR biochip and thermal distribution micro-fluidic sensor based on silicon .

高温涡街流量传感器是根据卡门涡街理论，采用高温压电陶瓷制成的敏感器件，本传感器使用PNC型改性偏铌酸铅高温压电陶瓷。

The high temperature vortex flow - sensor is a sensitive part which is made of high temperature piezoelectric ceramics with Karman vortex theory .

恒流部分采用流量传感器和PI控制模式，组成无差调节系统，实现了200ml／min小流量气体的精确控制；

In the con - stant flow part , flow sensors and PI mode compose a non-error adjustment system to achieve the exact control of a little air flow ( under 200 ml / min ) .

对所设计的FBG流量传感器进行了试验测试，通过分析实验结果，我们得出实际试验与理论分析大体是一致的。最后，设计了基于Web的FBG流量传感分析系统。

Give a experimental validation of the designed FBG flow sensor , by analyzing the experimental results obtained , we have a conclusion that the actual test is consistent with the theoretical analysis . Finally , we design a web-based FBG flow sensor analysis system .

采用比IIR型计算更为简单的自适应格型陷波滤波器对科里奥利质量流量计的流量传感器的输出信号进行滤波并求得其频率；

An adaptive lattice notch filter , whose calculation is simpler than that of the IIR type notch filter , is applied to filter the sensor output signal of Coriolis mass flowmeter and calculate its frequency .

通过对与电控单元（ECU）输入信号有关的空气流量传感器、爆震传感器、冷却液温度传感器和转速传感器故障的模拟和再现，研究了发动机的各种故障现象、运行状况和性能。

Engine fault phenomena , running status and performances are investigated by fault simulation and emersion of the airflow sensor , knock sensor , cooling fluid temperature sensor and revolution sensor that concerned with ECU input signals .

同时，计算流体力学CFD和有限元计算技术的发展为插入式电磁流量传感器的研究提供了崭新途径，扩展了新的空间和新的方法。

At present , the development of the finite element technique and CFD ( Computational Fluid Dynamics ) has provided the brand-new way for the re-search on insertion electromagnetic flow sensor , and has also expanded the new space and the new method for it .

数据采集部分硬件结构形式采用基于PCI总线的多通道一般型，主要由计算机、32通道高速数据采集卡、压力传感器、流量传感器、转速传感器、扭矩传感器、信号转换电路等组成。

The hardware frame form is the general multi-channel structure of DAS based on the PCI bus . It is composed of computer , 32 channels A / D card , pressure sensor , flux sensor , speed sensor , torque sensor , signal adjustment circuit etc.

最后总结出所设计的光纤光栅流量传感器可以较好地反应流体流速（流量）的变化。再次，在ANSYS有限元软件模拟分析的基础上，设计了光纤光栅流量传感器的机械模型。

In a summary , the folw sensor of the fiber bragg grating can give a better response to fluid flow . Again , on the basis of simulation analysis in the ANSYS finite element software , we design a mechanical model of the fiber bragg grating flow meter .