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The difference between biodiesel and diesel
2019-12-09
Biodieselisusedtoextractautomaticvegetableoil,anditiswidelyusedintractors,trucks,andships.Itreferstooilcropssuchassoybeans,rapeseed,cotton,palm,etc.,wildoilplantsandaquaticplantoilssuchasengineeringmicroalgae,animaloils,andcateringwasteoilasrawmaterials.Renewabledieselfuelforpetrochemicaldiesel.Advantagesofbiodiesel:(1)Ithasexcellentenvironmentalprotectioncharacteristics:Biodieselandpetrochemicaldieselhavealowersulfurcontent,whichcangreatlyreducesulfurdioxideandsulfideemissionsafteruse.TheexhaustemissionindexcanreachEuropeanemissionstandardsIIandIII.(2)Low-temperaturestartingperformance:Comparedwithpetrochemicaldiesel,biodieselhasgoodenginelow-temperaturestartingperformance,andthecoldfiltrationpointreaches-20°C.(3)Thelubricatingperformanceofbiodieselisbetterthandiesel:itcanreducethefrictionlossbetweenthefuelsupplysystemoftheengineandthecylinderliner,andincreasetheservicelifeoftheengine,therebyindirectlyreducingthecostoftheengine.(4)Ithasgoodsafetyperformance:theflashpointofbiodieselishigherthanthatofpetrochemicaldiesel,itisnotadangerousfuel,andhasobviousadvantagesintransportation,storage,anduse.(5)Excellentcombustionperformance:Thecetanenumberofbiodieselishigherthanthatofdiesel,sothefuelhasbettercombustionandanti-riotperformancewhenused,soahighercompressionratioenginecanbeusedtoimproveitsthermalefficiency.
The difference between biodiesel and diesel
Advantages of biodiesel
2019-12-09
Biodieselmadefromanimalandvegetableoilshasmanyadvantageswhetheritisusedasfuelorforotherpurposes: ①Theperformanceofbiodieselissimilartothatofpetroleumdiesel.Asadieselfuel,thereisnoneedtomodifytheengineandthestorageisthesameasthatofpetroleumdiesel; ②Theuseofbiodieselasavehiclefuelcanreduceemissionsofcarbondioxide(CO2)by80%,sulfuroxideemissionsby100%,reduceunburnedhydrocarbonsby>90%,reducearomatichydrocarbonsby75-90%,andreducecarcinogensby90%; ③The(CO2)producedbythecombustionofbiodieselismuchlowerthantheCO2absorbedbytheentireplantgrowthprocess,whichisbeneficialtomitigatethegreenhouseeffect; ④Biodieselcontains11w%oxygen,basicallydoesnotcontainsulfur,andhasverygoodlubricity,whichdoesnotaffectfuelconsumption,fuelignition,outputpower,andenginetorque; ⑤Becausetherawmaterialsareanimalandvegetableoilsandfats,biodieselisalsorenewable; ⑥Biodieselisenvironmentallyfriendly,doesnotcontainbenzeneorothercarcinogenicpolycyclicaromatichydrocarbons,andhasalowcontentofvolatileorganiccompounds(VOCs); 柴油Biodieselhashighsafety,anditsflashpointisveryhigh,about70°Chigherthanpetroleumdiesel,soitdoesnotneedtobeconsideredasaflammablesubstance; 柴油Biodieseliseasilybiodegradable,itsbiodegradabilityis4timesfasterthanpetroleumdiesel,andbiodieselcandegrade85-88%inwaterafter28days,whichisthesameasthedegradationrateofglucose.Itdoesnotcauseharmwhenitrunstothelandorwaterinanaccident; ⑨Thetoxicityofbiodieselisverylow.Theacuteoraltoxicitylethaldoseismorethan17.4g/kgbodyweight,whichisonetenthofthetoxicityofcommonsalt.Itisrelativelysafe,anditmustbefuelandnotbeverage! 低Lowirritationtoskin.Theirritationofundilutedbiodieseltohumanskinislessthanthatof4%soapwater.
Advantages of biodiesel
China faces multiple challenges in realizing energy structure optimization. Energy structure transformation needs to be accelerated
2019-12-09
Atpresent,Chinaisfacingtremendouspressurefromtwolegs,"highcarbontolowcarbon,lowcarbontonocarbon".ThereasonisthatChinahasnotcompletedthefirstenergytransitionfromhigh-carbonenergytolow-carbonenergy.Atpresent,60%ofenergyconsumptionisstillcoal,whileothermajorcountriesintheworldhavecompletedthetransitionfromhigh-carbontolow-carbon.Therefore,atthisstage,thetransformationgoalsofothercountriesaretofurtherincreasetheproportionofrenewableenergyandachievelow-carbontono-carbon,whileChinamustachievebothhigh-carbontolow-carbonandlow-carbontono-carbonatthesametime.. Inthisregard,itisnecessarytocontrolthetotalenergyconsumption,strictlycontrolcoalconsumptionthroughenergyefficiencyimprovement,andoptimizetheenergystructure.Themostidealenergystructureisthatnon-fossilenergyaccountsfor50%,naturalgasaccountsfor20%-25%,oilandgasaccountsfor35%,andcoalaccountsforonly10%-15%.AsfarasChina'scurrentenergystructureisconcerned,thereisundoubtedlyahugegap. Underthepressureoflow-carbonenergytransitioninChina,Chinacurrentlyfacesmultiplechallengessuchasreboundingincoaluse,slowdevelopmentofcleanenergy,andimperfectpolicymechanisms. ThelimitedcapacityforsustainabledevelopmentofcleanenergyisalsooneofthechallengesforChinatooptimizeitsenergystructure.Atpresent,manybottlenecksinthedevelopmentoflow-carbonenergyinChinaarenotintechnology,butinthesystemitself.Atpresent,thereareproblemsintheenergyreturnmechanismandbenefitsharingmechanismofenergyinChina.Atthisstage,wemustdeepenreform. Toachievetheenergytransitionandreducethenumberofhoursofcoal-firedpowerutilization,itisnecessarytosolvetheproblemsofhowtosharethetransitioncosts,whethertransitionmeasuresareinplace,localfinancialsources,andwhethertherearesufficientfundsfortransitiontrainingforyoungworkers.Inthisregard,China'senergypolicyformulationandimplementationshouldcontinuetobeconsideredwithinthebroadframeworkofenergytransition,andshouldbeinaccordancewiththelogic,directionandrequirementsofenergytransition
China faces multiple challenges in realizing energy structure optimization. Energy structure transformation needs to be accelerated
Optimize energy structure and accelerate industrial transformation
2019-12-09
“Optimizetheenergystructure,eliminatebackwardproductioncapacity,andvigorouslyincreasetheproportionofnewenergy,cleanenergy,andrenewableenergy.”Since2018,TongmeiGrouphasfirmlygraspedthe“windowperiod”ofanewroundofstate-ownedenterpriseandstate-ownedassetsreformandinsistedon“reduction”"Excellent"and"green"developmentroads,catchupwithandcultivatenewkineticenergyfortransformationandupgrading,andstrivetostimulatethenewvitalityoftheenergyrevolution,fullypromotethereductionofcoalreplacement,continuetoacceleratethecultivationofadvancedproductioncapacity,andcontinuetograspthedevelopmentofnewenergyindustries.Asatisfactorycoalanswerwasgivenintheenergyrevolutionexam.Facingthenewsituation,newopportunities,andnewchallengesoftheenergyrevolution,TongmeiGroupacceleratedthepaceofindustrialtransformationandupgrading,promotedthetransformationfromcoalandelectricpowertodiversification,andthedevelopmentmomentumchangedfromtraditionalenergygrowthtonewenergygrowth.TongmeiGroupinsistsonthecombinationofreductionandrestructuringandthecultivationofhigh-qualityproductioncapacity.Itbuildslargeminesandclosespoormines.Ithassuccessivelyclosedandwithdrawnfrom6mines,makingfulluseofthecapacityreplacementpolicy,fostering9advancedproductionmines,andpromotingthequalityandefficiencyofthecoalsector.Andactivelybuildacoal-electricityintegratedindustrialstructurelinkagestructure,andrealizethecomplementaryandcoordinateddevelopmentofthetwomajorindustriesofcoalandelectricity.Atthesametime,activelydevelopnewenergyprojectssuchasphotovoltaicsandwindpower.TheYancoalchemicalprojectisintheascendant,andemergingindustriesarerapidlyemerging.The600,000-toncoal-to-methanolprojectandthe100,000-tonactivatedcarbonprojecthavedevelopedsteadily,realizingtheoverallprofitabilityofthecoalchemicalindustry.The600,000-tonolefinproject,1.2milliontons/yearmethanolproject,and4billioncubicmetersofcoal-to-naturalgasprojecthavesteadilyadvancedasexpected.,Accumulateddevelopmentpotentialforthedevelopmentofcoalchemicalindustry.Atthesametime,TongmeiGroupaimsatthemanufactureofhigh-endthin-filmpowergenerationequipment,researchanddevelopmentandproductionofthin-filmbatterytechnologies,andhassteppeduptheconstructionofDatongMobileEnergyIndustrialPark's300MWthin-filmbatteries,realizingthedevelopmentofphotovoltaicmanufacturingtechnologyfromthefirst-generationcrystallinesilicontechnology.Changesinsecond-generationthin-filmtechnology.
Optimize energy structure and accelerate industrial transformation
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