雙回路換熱系統(tǒng)的實(shí)驗(yàn)設(shè)計(jì)及控制方法研究.pdf

1、哈爾濱工程大學(xué)碩士學(xué)位論文雙回路換熱系統(tǒng)的實(shí)驗(yàn)設(shè)計(jì)及控制方法研究姓名：范坤良申請學(xué)位級別：碩士專業(yè)：核能科學(xué)與工程指導(dǎo)教師：付明玉20090301哈爾濱I：科人學(xué)碩。：學(xué)伊論文ABSTRACTAccordingtothetheoryofheatexchangebetweentheprimaryandthesecondarycircuitinnuclearplant，adoublecircuitheatexchangesystemisde

2、signed，andcontrolmethodsarereseachedonthesystemThesystemsconsistofatemperaturecircuitandapressureandflowinpipecircuitHere，byusingsteprespondmethod，amathematicalmodelofthepressureandflowinpipelinecircuitisestablished，anda

3、simulationofthemodeliscarriedoutbyusingMatlabSimulinkTheresultofthesimulationiscomparedwiththedatameasuredinexperimenttoverificationthemathematicmodelBycalculatingtherelativegainmatrixofthesystem，itisconfirmedthatthereis

4、seriouscouplebetweenthepressureandtheflowinpipeline，anddecouplingcontrolisneededAtlast，accordingtounitmatrixdecouplingmethod，adecouplingcontrolmethodisresearchedonthesystemForthetemperaturecircuit，aselftuningPIDcontrolle

5、rwhichbasedonpoleplacementisdesignedSelftuningcontrolsystemconsistsofparametersestimation，controllerdesign，controllerandcontrolledobjectfourpartsAparameters’estimatorisusedtoestimateandsupervisetheparametersofthemodeland

6、its’change，here，theleastsquaremethodisappliedtocarryoutmodelparameters’on—lineestimationFormofthecontrollerwhichconsistofstructureandparameterstwocomponents，isdesignedbasedonthepoleplacementdesigncriteriaBysimplification

7、，thereisthesamestructurebetweenthecontrollerandaclassicalPIDcontrollerForparametersofthemodelestimatingon—line，designofthecontrollercanfastregulatecontrolvariable，accordingtotheparameters’changeoftheconll’oiledobject，toc