简介：Low-voltageElectricalApparatus(LVEA)whichisakeylinkfortransmittingelectricalpowertousers,isconnectedbetweentransformerandloadmainlytobeusedfordistribution,pro-tection,controllingofelectricalcircuitsandalsoforstarting,adjusting,stoppingandindicatingofload.Thelow-voltageelectricalproductsincludeswitch

简介：Foranthracitewithverylowcontentofvolatilematter,alltheboilermakersofinternationalprestigeproposefurnaceswithU-ordoubleU-flamefortheburningofsuchfuel.Fortheexisting4-cornertangentialfiringboilersinFujianpowerplants,muchresearchandinnovationeffortshavebeenexpendedtoburnFujiananthracites,andnotableimprovementofcombustionconditionswasattained.Thisledtoourbeliefthattangentialfiringboilerscanalsosuccessfullyfireanthracitewithverylowvolatilematter.ThispaperoutlinestheresearchanddevelopmentworkonsuchboilersinpowerplantsinFujianProvince.

简介：Developmentofalow-carboneconomyandreductionofcarbonemissionsisthetrendoffutureglobalsocio-economicchange,andtheonlywaytomitigateclimatechangeundertheframeworkofsustainabledevelopment.Basedontheconceptofalow-carboneconomy,theauthorattemptstofindawayforunderdevelopedregions,whichcansatisfytheirowndevelopmentwithoutincreasingthepressureonthelocalenvironment.TakingGuizhouSuiyangasanexample,thesolarpowerdesignedinthelandapplicationprovidesalow-carboncasestudyofunderdevelopedareastosolvetheissueofpowersupply.

简介：Basedonthecalculationandanalysisofenergy-savingbenefitundervariousoperatingconditions,andtheinvestmentpaybackperiodforthelowpressureeconomizerofthe3rdstageprojectofLongkouPowerPlant,theoptimumoperatingconditionsofthesystemanditsreasonableheatingsurfacearedefined,andthefeasibilityofthedesignalternativeofthelowpressureeconomizersystemisverified.