管式加热炉是炼油及石油化工装置的热能供给设备,而燃烧器又是管式炉的供热重要部件,因此,燃烧器有管式炉的心脏之称。但是燃烧器的安装和维护工作往往得不到应有的重视,因而使燃烧器不能正常运行,影响了装置的产品质量及生产的正常运行。管式炉用的燃烧器有油气联合的和单烧燃料气的两大类。用得最多的是油气联合燃烧器。本文将着重介绍油气联合燃烧器的安装与维护。 Tubular heating furnace is a thermal energy supply equipment for oil refining and petrochemical plants, and the burner is an important part of heating the tube furnace. Therefore, the burner has the heart of the tube furnace. However, installation and maintenance of burners are often not given due attention, so that the burner can not operate normally, affecting the product quality of the device and the normal operation of the production. Burner for tube furnace has two major categories of oil and gas combined with single burning fuel gas. The most used are oil and gas combined burner. This article will focus on the installation and maintenance of a joint oil and gas burner.