电力英语技术术语.doc

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1、电力英语技术术语一、锅炉部分1．超临界压力锅炉                 supercriticalpressureboiler2.亚临界压力锅炉                subcriticalpressureboiler3.超高压锅炉                    super-highpressureboiler4.蒸汽锅炉                      steamboiler/Aclosedtankinwhichwaterisconvertedintosteamunderpressure.5.蒸汽发

2、生器                    steamgenerator/Aclosedtankinwhichwaterisconvertedintosteamunderpressure.6.液态排渣锅炉                  wetbottomboiler/Awet-bottomfurnaceorwet-bottomboilerisboilerthatcontainsawetbottomfurnace.Itisakindofboilerusedforpulverisedfuelfiring.Inwetbottomboil

3、erthebottomashiskeptinamoltenstateandtappedoffasaliquid.Wetbottomboilerslagisatermthatdescribesthemoltenconditionoftheashasitisdrawnfromthebottomoftheslag-taporcyclonefurnaces.Anadvantageisthefactthattheendproductinthisprocesshasahighervaluecomparedtothatofadrybottomboi

4、ler.Wetbottomboilersarepreferredforlowvolatilecoalsthatproducealotofash.Butithashigherinvestmentcostsandhighermaintenancecosts,soitisbuiltlessoften.7.固态排渣锅炉                  drybottomboiler8.燃煤锅炉                      coal-firedboiler9.燃气锅炉                      Gas-fired

5、boiler10.燃油锅炉                      oil-firedboiler11.自然循环锅炉                  naturalcirculationboiler/Inanaturalcirculationboilerthecirculationisachievedbythedifferenceindensitywhenthewaterintheboilerisheated.12.汽包（锅筒）锅炉              drumboiler13.强制循环锅炉                 

6、 controlledcirculationboiler14.直流锅炉                      once-throughboiler/Aboilerinwhichwaterflows,withoutrecirculation,sequentiallythroughtheeconomizer,furnacewall,andevaporatingandsuperheatingtubes.15.复合循环锅炉                  combinedcirculationboiler16.旋风炉          

7、              cyclonefurnaceboiler/Awater-cooledhorizontalcylinderinwhichfuel(coal,gas,oroil)isfiredandheatisreleasedatextremelyhighrates.Whenfiringcoal,thecrushedcoalisintroducedtangentiallyintotheburneratthefrontendofthecyclone(seeillustration).About15%ofthecombustion

8、airisusedasprimaryandtertiaryairtoimpartawhirlingmotiontotheparticlesofcoal.Thewhirling,orcentrifugal,actionon