温室控制系统的现状及其发展

200855-213-12131.1130012.1101613.1101612004588.0hm2185.4hm2403hm2()CO2ECpH20801.2hm21/[e-mail]1963-(E-mail)[e-mail]200855-214-:CO2CO2CO2“”80%90%2070802090Windows90CO2()2090DETWJG-1GCS-IPLC”1)2)10%3),4)5)1)2)3)200855-215-[1].[D].:,2004:1-2.[2].[J].,2000(8):33-34.[3].[J].,1997,13():262-264.[4],,,.[R].Proceedingsof2003-IFBBE,2003:230-232.[5],.[J].,1999,19(15):32-36.[6].[J].,2001(1):96-100.[7].[D].:,2004:51-54.CurrentSituationandDevelopmentofControllerinGreenhouseJINGKe1,ZHANGMeng-jie2,LIFang1,JIJian-wei3(1.VocationalTechnologyInstitution,LiaoningUniversityofPetroleum&ChemicalTechnology,Fushun113001,China;2.ShenyangThermoelectricalPlant,Shenyang110001,China;3.CollegeofInformationandElectricalEngineering,ShenyangAgricultureUniversity,Shenyang110161,China)Abstract:Inrecentyears,withthedeepeningof“TwoSeniorandOneexcellent”agricultureinourcountry,thedevelopmentofHighBenefitandEnergy-savingSolarGreenhouse(HBESG)isspeedingup.Butthecontrolleveloffacilityenvironmentislowandtheabilitytoresistnaturaldisasterispoor.Asaresult,thedevelopmentofhorticulturalindustryisseverelyhampered.Forthesereasons,throughanalyzingthecurrentsituationinChinaandabroadofgreenhousecontrollersystem,thispaperfindsoutsomeproblemsandputsforwardtocountermeasurestogreenhousedevelopment.Keywords:greenhousecontroller;summary;situation;development206[1].[M].:,1983:88.[2].[K].:,2001:569-570.[3].[M].:,1993:327.[4].[M].:,1973:13-14.AbstractID:1003-188X(2008)05-0204-EAAnalysisontheAffectingFactorsofLow-temperatureIgnitionDifficultiesofDieselEngineYAOWan-sheng,ZHURui-xiang,XUEShao-ping(CollegeofmechanicalandElectronicEngineering,NorthwestA&FUniversity,Yangling712100,China)Abstract:Basedontheanalysisofthevariousfactorswhichpreventthedieselenginefromstartingsmoothlyatalowtemperature,whichincludethefuel,thelubricate,theenvironmenttemperatureaswellasthebattery,severalcountermeasures,amongwhichare:changingthefuelproperty,selectingthelubricateoflowviscosity,avoidingstartingtheengineatthelowtemperatureperiodofmorning,keepingthebatterywarmandinsuringsufficientpowerofthebattery,wereraisedinthispaper,andthepracticesindicatesagoodeffectofthemeasuresraisedabove.Keywords:dieselengine;low-temperature;ignition