冷庫(kù)冷分配設(shè)備能量匹配的計(jì)算機(jī)模擬與模糊控制的仿真.pdf

1、上海水產(chǎn)大學(xué)碩士學(xué)位論文冷庫(kù)冷分配設(shè)備能量匹配的計(jì)算機(jī)模擬與模糊控制的仿真姓名：曾春利申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：制冷及低溫工程指導(dǎo)教師：葛茂泉2001.6.1●上海水產(chǎn)大掌碩士學(xué)位論丈ABSTRACTThispaperconsistsoftwopans：thefirstpartisthecomputersimulationontheenergymatchingofthecooling—loaddistributionequipment，t

2、heotherisMATLABsimulationonthefuzzycontrolofthecooling—storetemperatureThecoolingloadmodelsandtheammoniamulte—compressormodelareestablishedinthefirstpartofthispaperThewallcoolingloadmodelisestablishedwiththetransfer—func

3、tionmethodThegoodscooling—loadmodelisestablishedwiththemathematicaldifferencemethodOnthebasisofthedataprovidedbythefactorythefit—curvesoftheammoniacompressoraleworkedoutwiththeminimuntwomultiplicationmethodAccordingtOthe

4、principleoftheheatbalance，thecomputersimulationprogramisworkedoutbyClanguageandcarriedoutAtwoinputandoneoutputfuzzycontrollerisdesignedaccordingtothedataprovidedbythesimulationresultsofthefirstpartThefuzzycontrolsimulati

5、onisimplementedwithMATLAB53simulationsoftwareComparedwiththeresultsofthePIDcontrollertheresultsofthefuzzycontrollershowthatthegiventemperatureisreachedmorefastandtemperaturefluctuationissmallerFurthermore，thequantityprov

6、idedbythecompressormatcheswiththatofcoolingloadFromtheabove，fuzzycontrolusedinthecoolingstoretemperatureisamoreidealcontrolmeth0HdThispaperonlyinvolvesinthesoftwareofthefuzzycontrolThehardwarewillberesearchedfurtherKEYWO