结合石化企业特点，提出了石化企业爆炸危险区域的划分及防爆电气设备选型的解决方案。
This article gives the solution of the Division of Explosive and Hazardous Area and Type Chosen of the Electrical Equipment in the petrol and chemical industry.
介绍了石油库爆炸危险区域的划分、爆炸性混合物的分级分组、防爆电气设备的种类和特点。
Division of explosive hazardous areas, classification of explosive compounds, characteristics and types of explosive-proof equipment are analyzed.
文章阐述了爆炸性粉尘环境、爆炸性气体环境危险区域的范围划定，防爆电气设备的标志、防爆电气设备的选型及爆炸性环境电气线路的设计。
This paper presents the classification of zone for hazardous area, marking for ex electrical equipments, selection of ex equipment and the design on electrical wiring used in explosive atmosphere.
通过对比电气传感器，从标准的角度说明了光纤传感器在爆炸性危险区域使用的可能性。
By comparing with the electric sensors, and based on the standards, the possibility of using optical fiber sensor in explosive hazardous areas is expounded.
通过对比电气传感器，从标准的角度说明了光纤传感器在爆炸性危险区域使用的可能性。
By comparing with the electric sensors, and based on the standards, the possibility of using optical fiber sensor in explosive hazardous areas is expounded.
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