技术交流TechnicalCommunication2023/1船舶标准化工程师25半潜打捞船机舱风机变频控制系统设计1邵坤明,张兴权,王同盟(招商局重工(江苏)有限公司,江苏南通226116)摘要:为提高机舱环境的舒适性,保障机舱设备安全运行,基于某半潜打捞船,对机舱风机变频控制系统的设计、温度传感器和压差传感器的布置要求及变频控制逻辑进行分析。研究表明:该系统可根据机舱内压力和温度的变化控制机舱风机的运行负荷,不仅能满足机舱设备运行所需的新风,还能保障机舱风机在不同工况下的自动化运行,减少能耗,降低船舶运营成本。研究成果可为船舶机舱风机控制系统的设计提供一定参考。关键词:机舱风机;变频控制;温度传感器;压差传感器中图分类号:U674.35文献标志码:ADOI:10.14141/j.31-1981.2023.01.004DesignofVariableFrequencyControlSystemforEngineRoomFanofSemi-SubmersibleSalvageVesselSHAOKunming,ZHANGXingquan,WANGTongmeng(ChinaMerchantsHeavyIndustry(Jiangsu)Co.,Ltd.,Nantong226116,Jiangsu,China)Abstract:Inordertoimprovethecomfortoftheengineroomenvironmentandensurethesafeoperationoftheengineroomequipment,basedonasemi-submersiblesalvagevessel,thedesignofthevariablefrequencycontrolsystemfortheengineroomfan,thelayoutrequirementsoftemperaturetransmittersanddifferentialpressuretransmitters,andthefrequencyconversioncontrollogicareanalyzed.Theresearchshowsthatthesystemcancontroltheoperatingloadoftheengineroomfanaccordingtothechangeofthepressureandtemperatureintheengineroom,whichcannotonlymeettherequirementsoffreshairfortheoperationoftheengineroomequipment,butalsoensuretheautomaticoperationoftheengineroomfanunderdifferentworkingconditions.Itcaneffectivelyreduceenergyconsumptionandreducetheoperationcostoftheship.Theresearchresultscanprovidesomereferencesforthedesignofthefancontrolsystemoftheshipengineroom.Keywords:engineroomfan;variablefrequencycontrol;temperaturetransmitter;differentialpressuretransmitter作者简介:邵坤明(1984—),男,工程师。研究方向:船舶电气及自动化。0引言机舱是船舶动力设备布置最集中的处所,通常会布置主机、主发电机组,以及锅炉、空压机等相关辅机设备。主机、主发电机组和锅炉等设备在工作时需要消耗大量空气并产生...