简介：摘要：相较于传统园林设计而言，融入了构成艺术元素的风景园林更加具有现代化的艺术气息，更符合当下社会人们的审美需求。不同于传统园林设计理论，现代化风景园林更加注重自然景观和人为景观的相互衬托和辅助，将构成艺术元素得到了充分的体现。为此，二者在设计理念和应用方面都存在着较大的差异性。基于此，有必要对现代风景园林中构成艺术元素的应用进行细致的分析，以不断提升园林景色质量，促进现代化园林设计的发展。

简介：摘要：在一般情况下，若控制系统当中出现了故障问题时，可使用故障码和专用仪器对其进行分析和检测，根据故障码所显示的错误和其他问题情况予以综合分析，及时的找出诱发故障问题的相关原因，采取完善、有效的应对措施对故障问题加以维修，实现对故障问题的全面排除，通过对工程机械电气系统故障问题的深度分析，以可行、规范以及有效的设计方法，实现对工程机械电气系统的高效化使用。

简介：摘要本文阐述了机械工程材料的质量构成、质量控制的要求。

简介：摘要：无人值守系统的出现不仅优化了设备的操作模式，减少了人力的投入和物力的消耗，同时也确保了设备运行的平稳性和安全性。本文简要介绍了高压开关机械与温升实验无人值守系统，分析了其系统组成，然后分析了无人值守系统运行中常见的问题，根据问题提出了针对性的对策。

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简介：摘要随着我国工程项目的增多，逐渐提高了对项目的管理力度，而造价在整个项目建设过程中处于核心位置，直接影响到项目的经济效益。本文通过简述项目投资构成以及造价管理现状，并分析影响因素，最后有针对性地提出造价优化对策，为项目的建设管理提供参考。

简介：Astheopeningyearofthe'TwelfthFive-YearPlan,'drivenbythesteadyandfasteconomicgrowth,theyearof2011sawChina'srisingdemandforelectricity,resultinginregionalpowershortages.Subjectedtomultiplefactorssuchastheweatherconditions,thecontradictionsbetweencoalsupplyandpowergenerationandthestructuralproblemsinthepowersystem,powersupplyshortageacrossthenationbecameincreasinglycritical.Atthesametime,theNortheastandNorthwestChina,plusInnerMongolia,oftenexperiencedpowergenerationsurplusanddifficultiesinsendingpowertootherregions.Thispaperreviewstheoverallsituationofthenationalelectricpowersupplyin2011,elaboratesonthecurrentcontradictionsinthepowerdemandandsupplyandpresentsanin-depthanalysisofcausesandcorrespondingcountermeasures.

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简介：ThenortheasternChinahadaninstalledcapacityof41,730MWattheendof2004,ofwhichthermalpower35,860MW,hydropower5630MWandwindpower240MW.Itstotalgeneratingcapacityisexpectedtoreach100,000MWupto2020.Duringthe1lthFive-YearPlan,theNortheastPowerGridwillstartconstructingpowersourceprojectsof20,320MW,ofwhichconventionalhydropower100MW,pumpedstoragepower800MW,thermalpower16,940MW,nuclearpower2000MWandwindpower480MW.

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简介：ThefourthilnternationalExhibi-tiononEnergy(power)(EPChina’92heldfromMay19to24,1992wassuccessfullyconcluded.ExhibitsattheEx-hibitioncomefrom280factoriesandcom-panies,researchinstitutesanduniversitiesofthe10EECmembercountries,Australia,Canada,Norway,theUnitedStates,Japan

简介：1.ThePowerIndustryandCogenerationinChina1.1ThePowerIndustryinChinaThepowerindustryhasdevelopedrapidlyinChinainrecentdecades.In1994,totalelectricitygenerationwas927.8TWhandthetotalinstalledcapacitywas199.80GW.Itisbrokendownasfollows:hydropower49.0GW.24.5%;thermalpower148.73GW,74.4c/c:andnuclearpower2.1GW,0.7%.

简介：AnexclusiveinterviewwiththeauthorwaspublishedinIssue2,2010ofthisjournal,inwhichthestartingpointandmacro-strategytoconstructsmartgridinChinawaspresented.Meanwhile,thethreeperiodsofsmartgridconstructionwerealsomentioned,namelyplanningandpilotprojectconstructionperiod,overallconstructionperiod,andimprovingandupgradingperiodasitisplannedbySGCC.Attheinvitationofthisjournal,theauthorwroteanarticlefurtherintroducingtheimplementationinthefirstperiodofSGCCsmartgridprogram.Thearticlewillbepublishedintwoconsecutiveissues.

简介：IntroductionInrecent10years,duetofastdevelopingofeconomyinChina,seriouspowershortageoccurs.Thesystemfrequencyoftenfelltoabnormalvaluesinmostnetworks.Forthesecurityofpowersystems,forcedswitchoffoffeedersfromthedistributionsubstationoftenhappendtorecovernormalfrequency.Infact,thespeedofdevelopmentofChinesepowerindustryisveryhighinthisperiod.Theyearlyaverageincreasingrateofgeneratingcapacitywasabout8%.Theyearlynewlyinstalledca-pacitywasmorethan9000MWinrecent4years.Buttheannual

简介：AtMinisterHuangYicheng’sinvitation,Mr.Abaza,MinisterofEgyptianElectricityandEnergy,andhisdelegation,consistingofMrs.AbazaandothertwoEgyptianofficialspaidafriendlyvisittoChinafromApril17toApril24,1992.AfterdiscussingwithMr.Huang,Min-isterofenergy,the“MemorandumofTech-nicalCooperationinthefieldofElectricPowerbetweenthePeople’sRepublicofChinaandArabRepublicofEgypt”wassignedsuccessfully.Bothsidesagreedtohaveafurthercooperationinthefuture.Be-

简介：AccordingtothenewsfromChinaDaily,Chinaislikelytoagreetoaquantifiedtargettolimititsgreenhousegasemissionsafter2020.ButthisdependsontheoutcomeofclimatechangenegotiationsandChina’slevelofdevelopmentbythattime.Thisisthefirsttimethat

简介：AsasignificantcomponentofChina’sefforttoresolveenergyproblems,nuclearpowerwillbekeptdevelopinginChina,andthesafetyofwhichcanbeensured.TheremarkscameatatimewhenuncertaintiesloomoverChina’snuclearfuture.Beijingsuspendedapprovalsfor

简介：AtthebeginningoftheyearChinaSouthernPowerGridCorporationandVietnamNationalElectricPowerCompanyinterchangedopinionsongoal,content,plananddivisionofworkforthepreliminaryfeasibilitystudyofgridinterconnectionbetweenChinaandVietnamandgottomanycommonviews.BothsidesheldunanimouslythatChineseandVietnameseenergyresourceshaveacomplementarity.

简介：China'spowerconsumptionisexpectedtorise4percentto6percentyear-on-yearinthefourthquarterasthecountry'seconomyisstabilizing.Thatwillbringelectricityconsumptionintheentireyearto4.94TWh,up5percentfromayearearlier,theChinaElectricityCouncilsaidonOctober30.AccordingtoCEC,thecountry'stotalinstalledpowergenerationcapacitywillhit1.14TWhattheendofthisyear.Powerdemandandsupplywillbebalancedbecausethereare