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2019-12-06View Original

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大型气化炉是否都有水夹套,不同炉形说一下,非常感谢
Reply #22019-12-06
没见过水夹套的炉子,我们是四喷嘴水煤浆气化
Reply #32019-12-07
水夹套保护措施之一而已。还有很多其他措施,例如热偶报警HA HHA等;涂刷高温变色油漆。。。
Reply #42019-12-07
大部分固定床煤气发生炉有水套,固定床炉体相对较小,通过水套保护炉体同时产生蒸汽送入发生炉内进行反应。流化床煤气发生炉很少有水套,炉体都比较大,通过外置锅炉进行热交换。
Reply #52019-12-11
德士古水煤浆多喷嘴水煤浆为耐火材料,科林粉煤气化炉为水冷壁,炉子不同里面结构不一样
Reply #62019-12-16
5楼说的对,我了解的是BGL有水夹套,鲁奇的不知道情况,气流床里面基本要么是水冷壁要么是耐火砖,没有水夹套的
Reply #72019-12-17
鲁奇加压固态排渣气化技术是水夹套;BGL熔渣气化技术既有水夹套、也有耐火砖;前两者属于固定床气化技术,原料为块煤。后者为气流床气化技术,原料为粉煤(干法进料和湿法进料):科林干粉气化技术既有耐火砖也有水夹套;清华炉是水冷壁的水煤浆气化技术;航天炉、壳牌、E-gas、GE、四喷嘴、多元料浆、伍德炉都是耐火砖;以及国内后续创新发展的五环炉、宁煤炉等等技术都万变不离其宗。循环流化床近几年发展不尽人意,市场占有率很低,不在赘述。
Reply #82019-12-31
我个人认为用煤气发生炉副产蒸汽,是本末倒置的选择
Reply #92019-12-31
为什么那?难道是能效上不划算吗?那如果能降低设备投资那?都是互相平衡的过程
Reply #102019-12-31
还有冷壁炉吗,炉壁加绝热层吧
Reply #112019-12-31
冷壁炉应该是里面有水冷盘管吧
Reply #122020-01-01
航天炉采用环管,shell采用列管

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