總師通告-減推力爬升

海航飛行HAINANAIRLINES FLIGHTEDITEDREVIEWED英文翻譯/APPROVED//NTD機型/AIRPLANE行文單位DRAFTING[2012]飛標訓練中心/FlightTrainingandStandardCenter簽發(fā)日期ISSUE生效日期EFFECTIVEENDINGDATE無標題關于正確使用爬升減推力的總師提ChiefPilotTechniqueAdvisoryonCorrectlyUsingDerated內容全體A330為延長發(fā)、改善發(fā)可靠性、減少直接成本，根據公司相關政策，現要求飛行機組在起飛前按需選擇合適的減功率爬升級別。減功率爬升有2個級別：減功率爬升1(DCLB1)和減功率爬升2(DCLB2)。DCLB1將最大爬升推力減小5%10；DCLB2將最大爬升推力減小10到15%公司依據使用減推力爬升至巡航高度的時間少于“最大爬升推力+（W＜200D2200噸≤（W＜210噸，選擇D1；起飛全重（W）≥210噸，選擇MC。滿足運行限制的要求（如TC的要求、SD高度或爬升梯度的要求等。在可行的情況下選擇CB2當CB2時的推力級別運行限制時飛行機組應執(zhí)行DCLB1級別爬升，如果需要，使用最大爬升推力(MCL)注：機組可通過FCOM中性能-爬升-減推力爬升圖表來檢查使用減推力后，ToallA330Inordertoincreaseenginelife,improveenginereliabilityandreducedirectmaintenancecosts,accordingtotherelated sofcompany,nowflightcrewarerequiredtoselectsuitablederatedclimblevelasrequiredbeforetakeoff.Therearetwoderatedclimblevels:DeratedClimb1(DCLB1)andDeratedClimb2(DCLB2).DCLB1reducesthe umclimbthrustby5%to10%;DCLB2reducesthe umclimbthrustby10%to15%.Rolls-RoyceLimitedformulatesthefollowingprocedureaccordingtotheprinciplethatthetimeofusingreducedthrusttoclimbtocruisingaltitudeislessthanthetimeofusing umclimbtrust+ umtakeoffweight”toclimbtocruisingaltitude:TakeoffWeight(TOW)＜200ton,selectD2;200ton≤Takeoff(TOW)＜210ton,selectD1;TakeoffWeight(TOW)≥210ton,selectAfterconfirmingthereducedthrustclimblevelbyTOW,flightcrewmustconfirmthatthereducedthrustclimbmeetstherequirementsofoperationlimits(suchastherequirementsofATC,SIDaltitudeorclimbgradient,etc.).SelectDCLB2underfeasiblecondition.WhenthrustlevelofDCLB2cannotmeettherequirementsofoperationlimits,flightcrewshouldimplementDCLB1levelclimb.Ifneeded,use umclimbtrust(MCL).Note:Flightcrewcancheckwhetherthisreducedtrustlevelmeetstherequirementsofaltitudelimitsafterusing