The approximation to the longitudinal-section contour of piston skirt based on BP neural network;
基于BP网络的活塞裙部纵向型线的拟合
As a result of high fuel consumption of 2108 diesel engine,a goal to lower fuel consumption is obtained by improving the design of 108 piston skirt size and optimizing the clearance between the piston and the jacket.
针对2108柴油机机油耗高这一问题,通过改进设计108活塞裙部型线尺寸,优化活塞与缸套的配合间隙,以达到降低柴油机机油消耗率的目的。
For the high-speed and high-performance modern engine,the piston skirt is a very important part in the piston design.
在现代高速、高性能发动机上,活塞裙部是活塞设计中特别重要的部位,裙部形状和表面粗糙度影响着动态油膜的形成与保持,直接影响到发动机机械效率和漏气量。
The mechanical properties of aluminum piston skirt made of LD11 alloy were measured.
测试了LD11铝合金柴油机活塞铝裙的力学性能 ,利用光学显微镜、场发射扫描电镜及透射电镜分析了活塞铝裙的微观组织结构 ,得出活塞铝裙微观组成相并探讨了微观组织结构与性能间的关系。
By ufilizing the optical microscope,the field emission scanning electron microscope and the transmission electron microscope,the microstructure of aluminum piston skirt of 240 diesel engine was analyzed.
利用光学显微镜、场发射扫描电镜及透射电镜 ,分析了 2 4 0柴油机活塞铝裙的微观组织结构 ,得出其组成相是 :Al合金基体 +Si相 +Mg2 Si,探讨了铝裙微观组织结构与延伸率的关系。
Based on the different influences of these variables to the quality of products, the billet of the piston skirt was selected.
LD1 1铝合金活塞裙由于形状复杂、含硅量高 ,非常难以成形 。
Testing and comparative analysis is conducted of 4032 aluminum manufactured both at home and abroad, and the results indicate that the advantage of Alcoa 4032 aluminum for piston skirt in terms of chemical composition, microstructure and performances is significant to the smooth operation of a piston.
根据对国内外4032活塞裙材料检测对比分析,指出了美铝4032活塞裙材料在成分、组织、性能等方面的优势对保证活塞安全运行的重要意义,提出了国内4032材料性能提高的改进建议。
Load increased on piston,unreasonable design of piston pin boss,unevenly distributed positive stress on pin hole,stress on inside upper area of pin hole much higher than that on outside,the quality problem in machining and assembly are main reasons of fracture of steel-topped aluminium-skirted piston skirt.
活塞承受的负荷不断提升,活塞销座设计不合理,销孔正应力分布不均匀,销孔内侧上方区域应力远高于外侧应力以及加工和装配中存在的质量问题是柴油机钢顶铝裙组合活塞裙部裂损的主要原因。
Analysis and Improvement of the Habitude Damage in the Alumininm Skirt of the Composite Piston
钢顶铝裙活塞裙部破损惯性质量问题分析及改进
"One reason for the slipper piston is that, on the short-stroke, over square engine, the piston skirt had to be cut away to make room for the counterweights on the crankshaft. "
使用滑裙活塞的原因是:短行程发动机需除去部分活塞裙部,从而为曲轴的平衡重让出空间。
Analysis about measurement of piston model line and verticality
关于活塞裙部型线及垂直度测量的探讨
Study of Piston Skirt Friction Considering System Inertia Variation
考虑系统变惯量特性的活塞裙部摩擦分析
With this type of skirt excellent matches between skirt and liner can he achieved and piston scraping eliminated.
该型活塞裙部与气缸套贴合良好，无拉缸擦伤现象。
Model Experiment of Bionic Non-smooth Wear Resistance Effect on Piston Skirt and Finite Element Simulation;
活塞裙部仿生非光滑耐磨效应模型试验及有限元模拟
The Data Processing in Applying PTC Technology into Machining LV20/27 Raised Change Oval Piston Skirt
利用PTC技术加工LV20/27中凸变椭圆活塞裙部时的数据处理
Principle and Analysis of Making Ellipse-cone;
一种活塞中凸变椭圆裙部的加工方法
"Also, the slipper piston, being shorter and having part of its skirt cut away, is lighter."
滑动活塞长度较短,由于裙部被部分切除后而重量较轻。
The worn-out guide ring of the piston skirt should be renewed.
活塞裙上磨损了的倒换应该换新。
The top part of the piston is the head, or crown.
活塞的顶部是活塞头或者活塞顶。
"As lower hood lines and over square engines became popular, the semi-slipper and full-slipper pistons came into use. "
由于低发动机罩和短行程发动机的进一步普及,半围延裙活塞和滑裙式活塞开始使用。
Optimized Design of the 280/285 Steel Crown Aluminum Skirt Composite Piston on Diesel Engine;
280/285系列柴油机钢头铝裙组合活塞优化设计
Most pistons have three ring grooves at the top.
大多数活塞的顶部有3个活塞环槽。
A skirt or an overskirt puffed out at the hips.
垫臀衬裙拖到臀部的裙子或罩裙
The thick part of the piston that holds the piston pin is the pin boss.
用来支撑活塞销的活塞厚的部分称为活塞销凸台。
The piston-rods connect the pistons to the parts of the engine which they move.
活塞杆把活塞和引擎中被活塞驱动的部件连在一起。
A woman's slip that hangs from the waist.
半截短衬裙系至腰部的衬裙