一、安全阀所谓安全阀是指一个装在受热的压力容器上的阀,在设计压力下阀门将能动作并排放流体以保证容器在任何情况下压力不致升高到高于设计压力的10％。二、复合安全阀在一八五九年豪普金逊公司的创始人发明了复合安全阀,用以保护锅炉,防止在高 First, the safety valve The so-called safety valve is a valve mounted on a heated pressure vessel, the valve will be able to move and discharge the fluid under design pressure to ensure that the container under any circumstances the pressure will not rise to more than 10% of the design pressure . Second, the composite safety valve In 1859, the founder of Haupinson’s company invented a composite safety valve to protect the boiler to prevent high