The safety protection systems include slam shut system,control system for liquid level of low-temperature gasholder,linkage system for outlet gas temperature of air-heated vaporizer,gas temperature control system after water bath heater and so on.
论述了LNG气化站的工艺流程,LNG的危险性,以及紧急切断系统、低温储罐液位控制系统、空温式气化器出口气体温度连锁系统、水浴式加热器后气体温度控制系统等安全保护系统的实现方法。
Engineers have to think highly first on the cause and effect analysis while designing on safe protection of manufacture equipments,with full consideration of all the factors resulting in potential accidents,taking reasonable measures on shut down and off-work,trying all means to avoid frequent on and off works of the devices and narrow the influence area resulted from the emergency shutdown.
在对生产装置进行安全保护的设计过程中,需要对整个系统进行细致的因果分析,充分考虑可能引起故障的事件,合理采取关断及停车的措施,在保证装置运行安全可靠的基础上尽量减少紧急关断影响的范围,避免装置频繁的停车及开车操作。
Aiming at avoiding high risks at sour gas fields,a reasonable emergency shutdown scheme should be worked out to timely introduce safety protection system in case of emergencies.
为此,设计了国内某酸性气田集输系统紧急事故条件下的紧急关断方案,讨论了关断方案设计原则,对关断信息来源的探测器和消防系统的技术指标进行了分析,提出了基于泄漏、火灾的4级关断系统方案,方案采用分级启动,并将自动启动与高级人工关断相结合,可有效提高事故快速响应和防止后果扩大。
Chapter 17:Emergency Shutdown Devices' Partial Stroke Testing in Safety Instrumented System
功能安全技术讲座 第十七讲 安全仪表系统中紧急切断阀的部分行程测试
Should there be urgent situations, press this red button to switch off the electricity.
万一有紧急情况，请按红色按钮以切断电源。
fuel jettison shutoff valve
紧急放油系统断流活门
We ought to decide what priority the emergency rated.
我们应当判断紧急情况的轻重缓急。
To make a motion of seizing, snatching, or clutching.
急切地抓住做抓、抢夺或紧握的动作
Request immediate assistance, nose gear collapsed at the start of the take-off run.
请求紧急协助，前轮在起飞滑跑时折断。
Take-off aborted, undercarriage fire, emergency evacuation passengers.
中断起飞，起落架起火，紧急疏散旅客。
Play is interrupted as the Chilean midfielder receives treatment.
智利人接受紧急治疗！比赛暂时中断。
Emergency shutdown scheme design for gas gathering system at sour gas fields
酸性气田集输系统紧急关断方案设计
An emergency operation confirmed the CT scan findings.
紧急开刀治疗确定电脑断层扫描的诊断。
Cut and remove the packing strip which fasten the carton and Backing Board.
切断并拆开紧固纸箱和底托的打包带;
"Afraid of being cut off, they lost no time in turning back."
为怕给敌人切断，他们急忙撤了回来。
Fortunately somebody had the presence of mind to turn off the water at the main.
幸好有人急中生智切断了总水管。
Emergency load shedding algorithm for power systems based on successive optimization
基于逐次优化的电力系统紧急切负荷算法
Pressing or urgent need, especially that arising from poverty.
困难，危急急切的，紧迫的需要，尤其是从贫穷中产生的
Demand for emergency ambulance services kept rising in the year.
年内，市民对紧急救护车服务的需求不断增加。
impending skid(ding)
紧急(急刹车)滑行
Effects of closure delay for ESD valve on leaking process of natural gas pipeline
紧急关断阀关断延迟对天然气管道泄漏过程的影响