简介：HuanengShanghaiGasTurbinePowerPlantisseatedatShidongkou,BaoshanDistrict,Shanghai.Itisasupportingitemofthe“gastransportingfromwesttoeast”projectinChinaandakeyprojectforthedevelopmentofcleanenergypowergenerationinShanghai.TheprojectcommencedtoconstructinAprilthisyear.

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简介：Themajoraimscombustionengineersallovertheworldarestrivingatareconservationofenergyandallevia-tionofenvironmentalpollution,forwhichthemonitoringandcontrolofthefurnaceprocessareofprimeimportancetoattainanoptimizedconditionofcombustion.Oxygencontentinfluegasisgenerallyusedasanindicatorofwhethertherightamountofcombustionairissupplied.However,itcannotdirectlyreflectthedegreeofperfectionofthecombustionprocesstakingplaceinthefurnace.OntheotherhandCOisaproductofchemicalreactionwhichdirectlyreflectsthe

简介：Sincethefirstbatchof350-MWsupercriticalutilityboilerswasputintooperation,theexhaustfluegastemperatureoftheboilershasalwaysbeenhigherthanthedesignedvalue.Themainreasonisthattheheatabsorbedbytheairheaterisnotsufficient.InHuanengDongfangPowerPlant,theexhaustfluegastemperatureisloweredthroughmodificationstotheeconomizerandtheairheater.Theexperimentalresultsrevealthateveryyear,eachboilercouldsave3850tonsofstandardcoalandreduce85tonsofSO2and9000tonsofCO2respectivelyafterretrofit.

简介：1GeneraldescriptionLuohuangpowerplantislocated25kmnortheastofChongqingcity,Sichuan,jointlyownedbyHuanengInternationalPowerDevelopmentCompany(HIPDC)andChongqingMunicipal-ityGovernment.Two360MWcoalfiredunitscompletewithFGDsystem,startedconstructioninSeptember1988,werefirstsyn-chronizedinJuneandDecember1991,andunderwentfullloadtestsinSeptember1991andMarch1992respectively.SincethentheunitshavebeenplayingavitalroleincontributingtothepowersupplyofSichuanandChongqing.SouthwestElectricPowerDesignInstituteundertookthe

简介：Themaintechnologiesforreducingfluegasheatlossofpulverizedcoal-firedboilersareintroduced,andthesuitabilityofthesetechnologiesforboileroperationandtheprinciplesforselectionofthesetechnologiesareexplored.Themainconclusionsare:1)thenon-equilibriumcontroloverfluegasflowratesattheinletoftheairheaterandthereversalrotationoftheairheaterrotatorshouldbepopularizedasregulartechnologiesinlargeboilers;2)increasingtheareaoftheairheatertoreducethefluegasheatlossinpulverizedcoal-firedboilersshouldbethetopoptionandincreasingtheareaoftheeconomizerbethenextchoice;3)low-pressureeconomizertechnologycouldsaveenergyunderspecialconditionsandshouldbecomparedwiththetechnologyofincreasingeconomizerareaintermsoftechnicaleconomicswhenthelatterisfeasible;4)thehotprimaryairheaterisonlysuitabletothepulverizingsystemwithalargeamountofcoldairmixed.