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- helix intake port 螺旋进气道
- The intake port has great influence on the amount and velocity of air entering cylinder in the diesel engine. 柴油机的进气道对进入气缸的空气量和气体的速度分布有着重要的影响。
- When the helical intake port is upstream,interference of intake flow and effects of orientation of the helical port on swirl ratio will be less. 采用螺旋气道在后的气道组合时，涡流比的变化受后面螺旋气道方位的影响较小，相邻气道的进气气流干涉较小。
- Three-dimensional numerical simulation method is used in the design of a diesel engine s helical intake port for the practical product. 以实际产品为研究对象,将三维数值模拟方法应用于柴油机螺旋进气道的改进设计中。
- Omori,K Iwachido,M Motomochi etal.Effect of Intake Port Flow Pattern on the In-Cylinder Tumbling Air Flow in Multi-Valve S.I.Engines[J].SAE 910477. 黄宜谅;施建;吴波等.;直喷式柴油机进气道测试方法的试验研究[J]
- The simulated flow field showed that helical and tangent intake port had a disturbance each other,and there was a lengthways swirl when the air intake had finished. 从流场切面图可看出,切向气道和螺旋气道的气流之间存在着相互作用,这种作用有利于形成较大的进气湍流;
- Walbro EFI system which adopts intake port injection is composed of sensor, actuating mechanism, electronic control element, etc, with its control modes of open-loop control and closed-loop control. 华博罗电喷系统采用进气道喷射,主要由传感器、执行机构和电子控制单元等组成,其控制策略分为开环控制和闭环控制两种。
- A numerical simulation is made to a DI Diesel helical intake port with CFD software and the Ricardo and FEV evaluation obtained from the simulation is validated on the steady flow test rig, which is concluded that the two match well in trend. 本文用CFD软件对直喷柴油机螺旋进气道进行了三维数值模拟; 通过气道稳流试验台对模拟计算得到的Ricardo和FEV评价参数进行了验证,得出两者趋势吻合良好的结论;
- Design rules and modeling method of helical intake ports are explored. 探讨了螺旋进气道的设计规律及造型的具体方法。
- The fuel diffusion and vaporization model in the intake port of small gasoline engine are analyzed, and the key factors affecting the formation of droplet and film are generalized. 本文对小型汽油机进气道内燃油雾化和蒸发模型进行了分析，总结出了影响油滴油膜形成和蒸发的主要因素。
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- Test bench of engine intake port 气道试验台
- They are needed to force air into the intake ports on the two stroke diesel engines and they would not run without them. 他们被需要迫使空气进入吸入港口在上两台冲程柴油发动机和他们将不跑不带他们。
- Abstract: The method to describe the contour of helical intake ports with NURBS and the key points to realize parametric design are researched. 文摘:研究了应用非均匀有理B样条(NURBS)描述螺旋进气道外形的方法以及参数化设计的实现途径与关键技术。
- Steady state test for intake port 稳流气道试验
- The method to describe the contour of helical intake ports with NURBS and the key points to realize parametric design are researched. 研究了应用非均匀有理B样条(NURBS)描述螺旋进气道外形的方法以及参数化设计的实现途径与关键技术。
- The down hole decentralized gas anchor is a kind of gas separator, the intake ports of which are located on the inner wall of the casing. 偏心气锚是指在弓形弹簧的作用下,将气锚的吸入口置于套管内壁附近的一种油气分离装置。
- The helix-angel of intake ports is educed and valve set is a new design, the exhaust ports adopt the approximate circle shape cross-section as the exhaust pipe. 进气道减小了螺旋角度并对气阀座进行了重新设计,排气道采用了与排气管相匹配的近似圆形截面并进行了光滑过渡。
- Having a shape approximating that of a helix. 近似螺旋形的，近似螺旋线的
- Our ship left port and headed out to sea. 我们的船离开港口向大海驶去。
