简介:As"congestioncosts"ofcoaltransportationarefairlyhigh,asoundcomparisonofeconomicefficiencybetweencoaltransportationandpowertransmissionshouldtake"congestioncosts"ofcoaltransportationintoaccount.Otherwise,itcannottrulyreflectpowertransmission’sefficiencyadvantage.Inadditiontoraisingrailwaycapacity,theChinesegovernmentshouldalsoincreasepowertransmissiontorelievethetransportationpressureonrailwaytocutdown"congestioncosts."
简介:Inthispaper,theinternationalstatusoftheresearchonthetechnicalstandardsofsmartgridsisoverviewed.AnapproachusingtheSLOprincipletoestablishthetechnicalstandardsystemofstrong&smartgridsisputforward.Afour-layeredstructureforthesystemisexpounded,whichconsistsof8domains,26technicalfields,92standardseriesandhundredsofstandards.