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化工学报  2012 

催化裂化富气压缩机小型后主动控制方案设计与分析

DOI: 10.3969/j.issn.0438-1157.2012.z2.021, PP. 112-117

Keywords: 催化裂化,压缩机,喘振,主动控制

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Abstract:

压缩机工作时,当负荷降低到一定程度时,会产生剧烈的喘振现象。喘振会严重损坏机体,产生严重后果。催化裂化装置中,为避免压缩机的喘振,通常采用大功率压缩机使其稳定工作,常带来固定投资高、操作费用大等问题。通过采用主动控制,可以扩大压缩机的稳定工作范围,并使压缩机工作在高性能区,因此本文在选型时选择一个比实际较小的压缩机来实现压缩机的工作,虽然其结果可能使压缩机大部分时间工作于喘振区,但通过主动控制作用可以使其稳定工作,同时还可以达到减小压缩机的投资费用和操作费用的目的。文中分别对控制方案、控制算法进行了详细的描述,最后通过实际案例验证了该方案的可行性和有效性。

References

[1]  Moore F K,Greitzer E M.A theory of post stall transients in a axial compressor systems(Ⅰ):Development of equations[J].Journal of Engineering for Gas Turbines and Power,1986,108(1):68-76
[2]  Ffowcs-Williams J E,Huang X.Active stabilizations of com-pressor surge[J].J.Fluid Mech.,1989,204:245-262
[3]  Pinsley J E,Guenette G R,Epstein A H,et al.Active stabilization of centrifugal compressor surge[J].ASME J.Turbomachinery,1991,113(4):723-732
[4]  Gysling D L,Dugundji J,Greitzer E M,et al.Dynamic control of centrifugal compressor surge using tailored structures[J].ASME J.Turbomachinery,1991,113(4):710-722
[5]  Wang Xiaoyan(王小艳),Zhao Hong(赵虹),Luo Xionglin(罗雄麟).Active surging control of turbo-compressor systems[J].Journal of Power Engineering(动力工程),2006,26(6): 808-813
[6]  Jia Runda(贾润达).Centrifugal compressor anti-surge control using a closed-coupled valve[D].Dalian: China Dalian University of Technology,2006
[7]  Zhang Baozhong(张宝忠),You Hongjun(由宏君). Analysis and turn of zone transition control[J].Guizhou Chemical Industry(贵州化工),2004,19(3): 39-40
[8]  Li Hongjia(李宏佳),Liu Dan(刘丹),Zhang Yunsu(张运素).Adaptive PID switching control in sintering automatic batching system [J].Industrial Control Computer(工业控制计算机),2012,25(1): 35-37
[9]  Greitzer E M.Surge and rotating stall in axial flow com-pressors(Ⅱ):Experimental results and comparison with theory[J].Journal for Engineering for Power,1976,98:199-217
[10]  Hu Jianzhou(胡建州).Design and improvement of liquid separation system in rich gas compressor of FCCU[J]. Natural Gas and Oil(天然气与石油),2006,24(5): 35-36
[11]  Ma Guangming(马广明),Liu Guangxin(刘广新).FCC centrifugal counter-rich gas compressor surge control[J]. Industrial Control Technique(工业控制技术),2010: 108-110
[12]  Wang Zhibiao(王志标),Zhang Zaoxiao(张早校),Hu Haijun(胡海军).Research into surge mechanism and surge proof strategy of turbo-compressor[J].Control and Inst-ruments in Chemical Industry(化工自动化及仪表),2003,30(2): 10-13
[13]  Li Xiaochen(李晓晨),Cai Baochao(蔡宝超).The principles and control proposal of FCC compressor surge[J]. Hebei Chemical Engineering and Industry(河北化工学报),2009,32(4): 59-61
[14]  Nie Chaoqun(聂超群),Chen Jingyi(陈静宜). Experi-mental study on active control of surge in centrifugal compression system[J].Journal of Engineering Thermo-physics(工程热物理学报),1995,16(2): 166-171
[15]  Jan Tommy,Gravdahl Olav Egeland,Svein Ove Vatland. Drive torque actuation in active surge control of centrifugal compressors[J].Automatica,2002,38:1881-1893

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