轮机英语（二三管轮）Lesson 5 Fuel Oil System.ppt

Unit1MainPropulsionPlantLesson5FuelOilSystem5.1Fillingandtransfersystem5.2Fueltreatmentsystems5.3Fuelforwardingsystem

NewWordsandExpressionssubdivide[?s?bd?va?d]v.细分，再分bunker[?b??k?(r)]n.(船上的)燃料舱，油舱bunkerbarge加油驳船concentrate[?k?nsntre?t]v.集中overflow[???v??fl??]v.溢出，溢流，上溢vent[vent]v.排放designate[?dez?ɡne?t]v.指定，指派transferpump驳运泵，驳油泵，输送泵

NewWordsandExpressionssettlingtank沉淀柜discharge[d?s?t?ɑ?d?]v.排出distillate[?d?st?l?t]n.馏分油main[me?n]n.总管道，主管道positivedisplacement容积式coarse[k??s]a.粗糙的，粗的strainer[?stre?n?(r)]n.过滤器，粗滤器capacity[k??p?s?ti]n.容积，容量

NewWordsandExpressionsduplicate[?dju?pl?ke?t]a.二重的standby[?st?ndba?]n.备用品purifier[?pj??r?fa??(r)]n.分油机filtration[f?l?tre??n]n.过滤centrifuge[?sentr?fju?d?]v.使……受离心作用daytank日用油柜sediment[?sed?m?nt]n.沉积；沉淀物sloping[sl??p??]a.倾斜的；有坡度的；成斜坡的

NewWordsandExpressionsinseries串联的inparallel并行的；并联的ratedcapacity额定容量，额定功率consumption[k?n?s?mp?n]n.消耗MCRmaximumcontinuousrating最大持续功率maintenance[?me?nt?n?ns]n.维护，维修throughput[?θru?p?t]n.流量preclude[pr??klu?d]v.排除；妨碍；阻止

NewWordsandExpressionsflexibility[?fleks??b?l?ti]n.灵活性throttling[θr?tl??]n.节流调节viscosity[v??sk?s?ti]n.黏性；黏度specificgravity比重flashpoint闪点，闪燃点levelalarm液位警报器heatingcoil加热线圈；加热盘管mixingtank混油柜

NewWordsandExpressionsdeaerate[di?ret]v.使除去空气；从液体中除去气泡atmospheric[??tm?s?fer?k]a.大气的，大气层的boosterpump增压泵，升压泵injectionpump喷射泵，注射泵combustion[k?m?b?st??n]n.燃烧atomization[,?t??ma?ze???n]n.雾化

Atypicalfuelsystemcallbesubdividedintoseparatefillingandtransfersystemsforheavyfueloilanddieseloil(seeFig.5-1),separatedtreatmentsystems(seeFig.5-2),andafueloilforwardingsystem(seeFig.5-3).典型的燃油系统可细分为重油和柴油的单独加装和驳运系统（如图5-1所示）、燃油净化系统（如图5-2所示）和燃油供给系统（如图5-3所示）。

5.1Fillingandtransfersystems

5.1TheCrankshaftTheheavyfueloil(HFO)fillingandtransfersystemenablesallHFObunkertankstobefilledunderpressurefrompumpsashoreoraboardabunkerbarge.Gooddesignpracticecallsforallthev