在此以前,英石油已经给井喷防护器重新布管布线,其中重要的阻流管(chokepipe)和压井管(kill pipe)更是被小心铺设。
To do this, BP has been replumbing and rewiring the blowout preventer, paying particular attention to its choke pipe and the kill pipe.
结果表明该薄膜有明显的压阻效应。
They show that the film exhibits remarkable piezoresistive effect.
利用压阻效应、大(小)挠度理论、膜的应力形变等力学、电学知识设计了一种压阻式微压力传感器。
Based on the piezoresistive effect, large or small deflection theory, thin film's stress theory and other mechanics or electricity knowledge, a piezoresistive micro pressure sensor is designed.
此芯片集成化程度较高,可以补偿硅压阻式压力传感器的温度误差和非线性误差。
It is mainly used to compensate temperature shift and non-linearity error of piezoresistive pressure sensor.
着重研究了沉积工艺条件对多晶硅薄膜压阻灵敏度系数的影响。
The effect of thin film piezoresistive property related with deposit condition on polycrystalline silicon is studied.
该系统可以补偿传感器(特别是硅压阻传感器)温度误差的线性部分和高阶非线性部分。
The li near errors and high order errors of a sensor (especially piezoresistive sensor) can be corrected by using this system.
介绍了桥式硅压阻器件的工作原理、性能指标和工作特点。
The principle, specifications and performance of the silicon piezoresistive element are presented.
现已证明金刚石薄膜有压阻效应,这个性能打开了金刚石薄膜在压力传感器领域的应用。
It has been established that diamond films have piezoresistivity. This property enables diamond films to be used in the field of pressure sensor applications.
实验发现压阻型压力传感器的压力输出信号与外加电压并不是线性关系,存在着灵敏度电压非线性。
That the pressure signal is not linear with input voltage for pressure sensors found in experiments. The phenomenon is called electric nonlinearity for sensitivity.
利用ZMD31020传感器信号处理器,实现了硅压阻式传感器的非线性及温度补偿。
The ZMD31020 is a special sensor signal processor optimized for piezoresistive sensor nonlinearity and temperature compensation.
利用硅压阻式力传感器测量液体的表面张力系数,改变了传统测量微小拉力的方法,实现了非电量的电测。
Measuring the liquid surface tension coefficient by piezoresistive force sensor can change the traditional measuring method and achieve nonelectric testing.
文摘:提出一种可消除热零点漂移的压阻式压力传感器。
Abstract: a pressure sensor which can cancel thermal zero shift is described.
SCX05DN压力传感器是SCX系列传感器中的一种典型的带温度补偿的集成电路压阻式压力传感器。
The SCX05DN pressure sensor is one of the SCX series sensors that is a typical integrated circuit piezoresistive pressure sensor with temperature compensated.
多晶硅薄膜良好的压阻特性使其在MEMS压阻式传感器中得到了广泛应用。
Polysilicon films, due to its favourable piezoresistive properties, have been widely applied in MEMS piezoresistive sensors.
介绍了一种用压力一温度复合传感器对硅压阻式压力传感器温度特性的补偿方法。
A compensate method of piezoresistive pressure sensor temperature characteristic is introduced by using a pressure - temperature complex sensor.
传感器在生产和生活的各个方面应用广泛,而半导体压阻式传感器以其优越的性能成为现代测试领域的主角。
The sensor is widely used in every aspect of production and life, and semiconductor piezoresistive sensor has become the main role in the modern test due to its good performance.
目的建立非接触生命参数检测系统与压阻式加速度之间的数学模型。
AIM To construct the mathematical model between the non contact detecting system for life parameters and piezoresistive acceleration sensor.
利用硅压阻传感器实时原位地记录粘接剂固化过程中的应力变化和残余应力的分布状况,以及在热处理过程中应力的演化过程。
A silicon piezoresistive sensor is applied here to in-situ record the curing stress profile, the distributions of the residual stress and the stress evolution profile during thermal treatment.
半导体薄膜开始用于力敏器件,评价薄膜自身的压阻特性是十分重要的。
The thin semiconductors films make used of force sensitive devices. Evaluate the piezoresistive properties of thin films with oneself is very important.
压阻法是采用具有压阻效应的传感器测量冲击波压力及速度的方法。
The piezoresistive method is the way that adopt the sensor possessing the piezoresistive character measure the pressure and velocity of shock wave.
阐述了用于冲击波超压测量的压阻式高频动态压力传感器的设计与开发。
This paper introduced the design and development of silicon piezoresistive high frequency dynamic pressure sensor which used in the measurement of shock wave superpressure.
基于MEMS技术和SOICMOS技术提出了一个包含放大电路与悬臂梁式压阻传感器的集成化方案。
This paper presented an on-chip integration of SOI (Silicon on insulator) CMOS analog IC and piezoresistive cantilever based on the techniques of MEMS and SOI CMOS.
基于硅压阻式传感器的工艺过程与后续电路设计,讨论了减小其温度影响的措施。
Based on the fabrication process of silicon piezoresistive sensors and the design of subsequent conditioning circuit, the measures for reducing the temperature effects on the sensors were discussed.
本文分析了压阻型压力传感器的零点温漂产生的原因,并介绍几种补偿技术。
This paper analyses the origin of the temperature drift of the bridge offset for the piezoresistive pressure sensors and presents some of the compensation technique to minimize it.
本文叙述了采用单晶硅压阻效应制作真空变送器的机理和关键工艺.给出了测量结果和结论,讨论了该元件应用范围等问题。
The mechanism and the key process of vacuum silicon pressure sensor are presented in this paper. And give the measuring results and conclusion, discuss the applications of the element.
超空泡减阻机理的研究表明:超空泡不仅可以减小回转体的摩擦阻力,还可以减小回转体的压差阻力。
Research on drag reduction mechanism of supercavitation shows that supercavitation can reduce not only the friction drag coefficient but also the pressure drag coefficient.
采用安装在泵腔上的压阻式微型压力传感器完成微泵泵腔压力脉动测试。
A piezoresistive micro pressure transducer fitted on the top of the chamber is used to measure the pressure pulsations in the micropump chamber.
在PV型旋风分离器内加装减阻杆,可以大幅度降低旋风分离器的总压降。
Installed a stick in the type of PV cyclone separator which could reduced the pressure drop.
本文对压阻式振动角加速度传感器的惯性变换系统的结构特性、工作原理进行了分析讨论。
The paper aims at discussing structural performance and operation principle of inertial transform system for vibration angular acceleration transducer of compressive resistance.
本文总结了中原石油勘探局勘探公司使用深井压塞液的经验教训,对测声波仪器遇阻问题进行了分析。
In this paper the experience of Exploration Company, Zhongyan Petroleum Exploration Bureau, in using displacement fluids in cementing deep wells is summarised.
应用推荐