收稿日期:2023-01-12;修订日期:2023-02-06作者简介:王文泰(1986—),男,硕士,工程师,研究方向:民机试飞运行控制。第41卷第1期2023年2月江西科学JIANGXISCIENCEVol.41No.1Feb.2023doi:10.13990/j.issn1001-3679.2023.01.026民用飞机试飞燃油消耗率影响因素实证研究王文泰(中国商飞公司民用飞机试飞中心,200436,上海)摘要:研究了某型号民航飞机在试飞过程中燃油消耗率的影响因素,并利用拟合回归分析建立相应数学模型。通过对参数及模型的优化,得出了民机试飞燃油消耗率与起飞风速、起落架收放、装载重量等因素呈正相关,与着陆风速、起飞重心、飞行时间等因素呈负相关的结论。将优化后的模型应用在同一机型不同架机的试飞数据上,模型预估的燃油消耗率与实际燃油消耗率相差较小,进一步验证了模型及结论的有效性。关键词:民机试飞;燃油消耗率;拟合回归分析;参数优化中图分类号:V323文献标识码:A文章编号:1001-3679(2023)01-148-05AnEmpiricalStudyontheInfluencingFactorsofFuelConsumptionRateinCivilAircraftFlightTestWANGWentai(COMACCivilAircraftFlightTestCenter,200436,Shanghai,PRC)Abstract:Thispaperstudiestheinfluencingfactorsoffuelconsumptionrateofacertaintypeofcivilaviationaircraftduringflighttest,andestablishamathematicalmodel.Throughtheoptimizationofparametersandmodels,itisconcludedthatthefuelconsumptionrateofcivilaircraftflighttestispositivelycorrelatedwithtakeoffwindspeed,landinggearretraction,loadingweightandotherfac-tors,andnegativelycorrelatedwithlandingwindspeed,takeoffcenterofgravity,flighttimeandotherfactors.Theoptimizedmodelisappliedtotheflighttestdataofdifferentaircraftsofthesamemodel,andthedifferencebetweenthepredictedfuelconsumptionrateofthemodelandtheactualfuelconsumptionrateissmall,whichfurtherverifiesthevalidityofthemodelandconclusions.Keywords:civilaircraftflighttest;fuelconsumptionrate;fittingregressionanalysis;parameterop-timization0引言乘坐飞机出行已经成为人们最高效便捷的交通方式之一,在航空公司的运营中,燃油消耗已经占到了运营成本很大的比例,据相关统计数据显示,燃油消耗会占运营支出成本的40%左右。在油价高涨和节能减排观念逐渐深入人心的今天,降低航油消耗不仅能给航空公司带来巨大...