Study on lightning protection design of petrochemical plants Analysis on Lightning Hazard to the Equipments and Lightning Arrestment

Meanwhile, the arrestment rate has a significantly negative influence on the three kinds of crimes.

另外，破获率对三种类型犯罪发生率则有负的显著影响。

Since importance of research on aircraft arrestment, arresting system dynamics performance was studied.

针对飞机拦阻的重要性，分析了飞机拦阻动力学性能。

Mine Pit Hoist Safety Arrestment Retarded Velocity and Determines

矿井提升机安全制动减速度及其测定

Have no way arrestment?

难道没有办法阻止吗？

And also for soothing indigestion , gas , menstrual cramps, and irritable bowel syndrome.

并减轻消化不良, 月经绞痛, 和肠易激综合症.

SrTiO_3 varistors have been widely used as transient high-voltage protector and surge arrestor in the field of low voltage, such as restraining the noise of micro direct-current machine or source input, protecting the switch of inductive load or silicon controlled rectifier transwitch, and by-pass capacitors.

SrTiO3压敏电阻广泛用于低压领域作为过压保护和浪涌吸收元件，如用于微直流电机及电源输入端抑制噪声、保护感性负载或可控硅开关、作旁路电容器等。

With reference to the knowledge of thundering and lightning,, this paper analyzed in detail the designing against lightning protection device and facility in explosive and dangerous environment, such as arrestor, earth lead, earthing device, special building, etc.

结合相关雷电知识，对爆炸危险环境建筑物的防雷设计，如接闪器、引下线、接地装置、特殊建筑物等防雷装置及设施的设计进行详细的探讨。

A combustion supporting device of the vaporizing device is formed by connecting an electrolytic tank, a gas storage tank, a gas water separator, an ultrasonic mixer and a backfire arrestor.

它的助燃装置由电解槽、储气罐、气水分离器、超声混合器及防回火器以管路连接而成；

The paper describes the features and installation of the power supply arrestor and the signal arrestor, as well as the calculation and selection of the resistance of the grounded wire for effective lightning protection.

简单介绍电源防雷器和信号防雷器的性能和安装，以及接地线阻抗的简单计算和正确选用，达到有效防雷。

Flame Arrestor and breather valve should be equipped on the top of tank for type A and B liquid according to GB50160-92," Fire prevention code of petrol chemical enterprise design".

单吸阀，呼吸阀，阻火单吸阀，根据国家标准《石油化工企业设计防火规范》（GB50160-92）之规定：“储存甲、乙类液体的固定顶罐，应设阻火器和呼吸阀”。

This paper describes integrally the process of arrestor explosion happened in the test of pulse missing repeatedly in inverter without telecommunication during the debugging course of Three Gorges to Guangdong HVDC transmission project.

完整描述了三峡&广东直流输电工程系统调试过程中进行无通信逆变侧多次丢失脉冲试验时导致一个阀避雷器爆炸这一事故的全部过程。

This paper focused on the selection of dry type flashback arrestor under different fuels, operating requirement and installation site as well as the problems which should be paid attention to during the actual application.

重点阐述了气割时干式氧气、燃气回火防止器在不同燃气种类、不同使用要求及不同安装位置的选用方法，指出了实际使用中应注意的问题。

The line lateral lightning arrestor should be installed at the flout of intrusive waves to form a V-shape or I-shape with incoming lines.

线路侧避雷器应布置在侵入波前沿，与架空进线呈V形或一字形连接的重要措施；

Based on the combustion characteristics of oxyhydrogen flame, a new flash-back arrestor faced on oxyhydrogen flame applied for oxyhydrogen welding and cutting equipment is designed.

基于氢氧焰的燃烧特性，设计了一种用于氢氧焊割设备的新型氢氧焰回火防止器。

A surge protector or simple capacitor or varistor can protect against most overvoltage conditions, while a lightning arrestor protects against severe spikes.

电涌保护器或简单的电容或压敏电阻可以防止大多数过压情况的出现，而避雷器则保护严重尖峰的尖峰电流。

The test results in this paper show that ZnO arrestor unit with a series gap for transmission lines is able to cut off power frequency current quickly before the circuit breaker operate.

试验研究证实：氧化锌限流元件串联放电间隙能够在断路器动作之前，快速截断工频续流。

According to the over-voltage values on the above equipment, the protective scheme adopting mental oxide arrestor ( MOA) are correspondingly presented.

根据各设备上的过电压数值提出了相应的金属氧化物避雷器保护方案。

Maintenance and Examination of 110 kV Zinc-Oxide Arrestor

110kV氧化锌避雷器的维护及试验

We want the railroad to install the spark arrestor for$ 50 to prevent$ 100 worth of damage.

我们要求铁路公司安装50美元的阻火器来防止100美元的损害。

The station control computer system has little or no the lightning arrestment, while the arrestor can not safeguard the station control equipment.

站控计算机系统的耐雷能力很弱，而设立避雷针保护站控计算机系统是无效的。