【管道系统中气液两相瞬变流数值模拟及试验研究】蒋劲.pdf

Numerical Simulation and Experimental Study onGasLiquid TwoPhaseTransientFlow in Pipeline System by Jiang Jing Supervised byProf.ChengLiangjun Prof.Liu Guanglin AGraduationDissertation Submitted to the Graduate School of Huazhong University of Science andTechnology infulfillment of therequirementsf

第五章对火电厂循环水系统模型进行了两相瞬变流的试验研究并用蒸汽一液体模型对该系统进行了验算.第六章建立了阳逻电厂循环水系统的复杂的边界条件,对阳逻电厂三次事故进行了模拟,并提出了改进措施.第七章对泵系统的两相瞬变流水锤防护进行了深人、全面的研究,建立了带有调压塔,进排阀及ValveStroking的系统数学模型并进行了实例计算。建立了完整的两相流水锤防护的理论体系.第八章对全文进行总结。

phase transientflowiscarriedon.Anewmethod-ValveStroking—ispresented The boundaryconditions ofsurgetowers andair—in—and—outvalvesarefomulated Thesemethodsareappliedtopracticalprojects.Chapter8Summaryofthewholeresearchwork KeyWords:pipeline system;gasliquid two-phase transientflows; water-hammer;nu