CAJ | 학술논문

大型化工行业中以天然气为原料的制氢工艺主要是天然气蒸汽转化，该工艺流程主要由原料气预处理、蒸汽转化、一氧化碳变换和氢气净化提纯四大单元组成，其中转化炉是蒸汽转化的技术核心和关键设备。本文主要对上述四个单元的作用原理、工艺流程及关键操作参数进行了详细的介绍，并依据作者的工作经验，提出了天然气蒸汽转化制氢技术在工程化和试车过程中要注意的关键问题。
대형화공행업중이천연기위원료적제경공예주요시천연기증기전화，해공예류정주요유원료기예처리、증기전화、일양화탄변환화경기정화제순사대단원조성，기중전화로시증기전화적기술핵심화관건설비。본문주요대상술사개단원적작용원리、공예류정급관건조작삼수진행료상세적개소，병의거작자적공작경험，제출료천연기증기전화제경기술재공정화화시차과정중요주의적관건문제。
With natural gas as raw material, natural gas steam reforming of hydrogen production process is mainly used in large chemical industry.This process is mainly composed by four units, feed gas pretreatment, steam reforming, carbon monoxide conversion and hydrogen purification.The conversion furnace is the core technology and key equipment in steam reforming.The principle, process flow and key operating parameters on the role of the above four units were introduced in detail.Based on work experiences, the key problems about the natural gas steam reforming hydrogen production technologies in engineering and commissioning in the process were put forward.