火炬系统中riser 是什么意思? the capacity of each riser shall be determined by the flare load of the whole Complex divided by the number of risers, if the Olefins plant flare load is greater than the flare load from the rest of the Complex. If the flare load from the rest of the Complex is greater than the flare load from the Olefins plant, then the capacity of each riser shall be such that the flare with one riser out of service can handle the flare load from the rest of the Complex. This would be the situation when the Olefins plant is down for turnaround. 原文如上 查看更多8个回答 . 5人已关注