NR-13 BOILERS AND PRESSU RE V ESSELS 锅炉压力容器 13.1. STEAM BOILER S – GENERAL 锅炉概述 13.1.1. Steam boilers are equipment used to generate and accumulate steam at a pressure higher than the atmospheric pressure, using any source of heat, except reboilers and similar equipment used in process units. 蒸汽锅炉是在高于大气压力的压力下，使用各种热源产生、收集蒸汽的设备。但不包含工艺设备中的加热再生器和其他类似的设备。 13.1.2. For the accomplishment of this Regulation Standard, it is considered “Qualified Professional” the one who has legal qualification to exercise the engineering profession in the activities related to the construction design code, operational and maintenance examination, inspection and inspection supervision of boilers and pressure vessels, in accordance with the prevailing professional regulation of Brazil. 为了完成这一规则标准，保持与巴西现有的专业规则相一致，那些被赋予法律资格去实施与锅炉和压力容器的施工设计规范、操作和维护检查、监测和监督等相关工程活动的人，被称为有资格的专业人员。 13.1.3. Maximum Permitted Working Pressure - MPWP or Maximum Allowable Working Pressure - MAWP is the highest pressure value in accordance with the design code, the resistance of the materials used, the equipment dimensions and their operational parameters. 允许的最大工作压力MPWP或MAWP是指与设计规范、使用材料的抵抗力、设备尺寸及工作参数一致的最大压力值。 13.1.4. It constitutes a serious and eminent risk the lack of any of the following items: 缺少以下任何一项都会有严重、显著的风险： a) safety valve with opening pressure set at or below the MAWP; 安全阀设定的开启压力处在或低于允许的最大工作压力； b) device that shows the accumulated steam pressure; 显示计算蒸汽压力的装置 c) injector or other means of feeding water, independent from the main system, for boilers that a...
