The scale blocking reasons of steam turbine of cracking gas compressor set for ethylene unit are analyzed, some protections of scale blocking for steam turbine are put forward.
对乙烯装置裂解气压缩机组中的汽轮机发生垢堵的原因进行了分析，并提出了一些预防汽轮机垢堵的措施。
2
The flue gasturbine - expander is the key equipment in catalytic cracking unit.
烟气轮机是催化裂化装置的关键设备。
3
A system of special gas distribution throttles, gas lines and control gas-reaction nozzles behind the turbine was first used for control on unit e.