对在聚乙烯项目中安全仪表系统的应用提出了自己的看法。
The opinion about safety instrumented system in the polyethylene plant is proposed and illustrated with Shanghai SECCO project application example.
概述了设置安全仪表系统的现状，强调了设置安全仪表系统的重要性。
The status quo and importance of setting safety instrumented system are expounded.
介绍了设计过程中的安全仪表系统等级确定的基本方法及实施验证的主要过程和方法。
Basic method for determining the grades of safety instrumented system in design as well as the main process and methods for implementation and verification are introduced as well.
首先介绍了安全仪表系统在实际应用中的需求以及安全仪表系统的硬件失效概率评估的必要性。
Firstly, this paper brings out the requirement of the Safety Instrument System in practical application and introduces the necessity of the PFD evaluation for SIS.
介绍了石化行业安全仪表系统及其安全完整性等级确定方法，并对方法的应用范围进行了说明。
This paper introduces the safety instrument system and method of its safety level integrity of petrochemical industry, and discusses application scope of this method.
我们也为系统集成商和最终用户提供咨询服务，告知他们如何将安全产品整合到安全仪表系统和应用中。
Our consulting services also refer to system integrators and end-users informing them how to use and integrate safety related products into their safety instrumented systems and applications.
通过对安全仪表系统设计内容的介绍及在加氢装置中的实施，明确了如何利用该系统实现加氢装置安全生产。
Through introducing the contents of safety instrument system and its implementation in hydrogenated unit, how to reach the safe production of hydrogenated unit by using this system is definitized.
但是这些方向的大部分核心技术，我们依然欠缺，比如，无线传感网络技术、无线仪表、功能安全技术、安全仪表系统。
But the direction of the most core technology, we still lack, for example, wireless sensor network technology, wireless instrumentation, function security technology, safety instrumentation systems.
如何正确设计安全仪表系统、使其对装置可能出现的各类危险状况都能采取有效的联锁动作予以控制，则是加氢装置自控设计的重要内容之一。
Therefore one of the important issues in designing control system for hydrogenated unit is how to implement effective interlock to protect the unit under various dangerous conditions those may occur.
本文根据国际标准IEC- 61508的指导意见，通过几种常用方法的比较，确定了利用系统模型的定量风险来确定所需安全仪表系统完整性等级。
On the basis of IEC-61508 directive suggestion, this thesis compares several general methods and comes into a result: assignment of SIL by system model's risk.
2000年和2003年，国际电工组织分别发布了IEC61508和IEC61511标准，为研究安全仪表系统安全功能的可靠性，即功能安全提供了理论基础。
In the year of 2000 and 2003, International Electrotechnical Commission has published IEC61508 and IEC61511, providing a basis for the research on the functional safety of Safety Instrument System.
该系统具备正常启动、安全保护及仪表显示和故障报警等功能。
The system had the functions of normal starting, safety protection, instrument display and breakdown.
本文阐述了在仪表控制系统联校与投运过程中必须注意的准备工作、安全及精度等问题。
Some problems that must be paid attention to during on-line correction and production of instrument control system, such as preparation, safety and precision, are described in this paper.
安全壳喷淋系统内有两台喷淋泵，喷嘴，喷淋添加箱，许多安全壳隔离阀和相关的管道仪表等。
The containment spray system consists of two pumps, spray ring headers, a spray additive tank, a number of motor operated isolation valves and all necessary piping, instruments etc.
为配合仪器仪表电气安全标准的实施，介绍了一种符合IEC 61010标准由工控机控制的泄漏电流测试系统。
A leakage current testing system controlled by IPC according to the standard of IEC 61010 is introduced for the implementation of the electric safety standard.
数据试验与实践证明，改造后的成套原油仪表计量系统技术先进、运行安全可靠、计量精度高、维修操作方便，便于管理。
The data test and practice show that the reformed system is safe and reliable in operation, accurate in metering, convenient to maintain and operation as well as management.
应注意仪表安全保护系统只有当它们进行定期测试才能保持其可靠性。
It should be noted that instrumented safeguarding systems only retain their reliability when they are tested regularly.
安防系统即电子封条式安全防护系统，是嵌入式以太网在网络仪表中的典型应用。
Safeguard system is the system which used electronic seal. It is the representative application of embedded Ethernet technology in network instrument.
自保系统是装置安全运行的重要保证，其可靠性一直是仪表专业人员研究的重要课题。
ESD is important guarantee of safety running for unites, its reliability is always important problem of study for automation engineer.
针对汽车上不同的控制系统(比如发动机、汽车仪表、汽车安全设备等)，存在多种汽车检修系统，本系统为汽车电脑检修系统。
For different controlling systems, there are many types of auto inspecting and repairing systems, and this system is an auto computer inspecting and repairing system.
本文设计了一种单机仪表的软件系统，该系统是集检测及信息管理于一体的汽车安全性能检测系统。
A software system of stand-alone instrument, which is a set of detecting and information management in one vehicle safety performance detecting software system, was studied and designed in this paper.
当操作维修或效劳时，假如激光系统不在自己锁定的房间里，提及在暴露的激光仪表盘通道四周装置激光安全帷幕。
Mention that it is required to put a laser safety curtain around the exposed laser access panels, when performing maintenance or service, if the laser system is not in it's own locked room.
根据环保及安全要求，仪表液面计等仪表的排放采用密闭排放方式，接入装置内的污油管道系统。
In accordance with HSE requirement, closed draining system connected to the plant waste oil pipes shall be used for level gauges drainage.
根据环保及安全要求，仪表液面计等仪表的排放采用密闭排放方式，接入装置内的污油管道系统。
In accordance with HSE requirement, closed draining system connected to the plant waste oil pipes shall be used for level gauges drainage.
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