GE says it has shaved 136kg, or 3%, off the weight of an engine that propels the Boeing 787 using a ceramic-composites fan case and blade, a world first.
通用电气表示,他们成功地将发动机重量减轻了3%,约136千克,此举促使波音787世界首次使用合成陶瓷风扇机箱和涡轮叶片。
The internal structure of turbo blade in plane engine is quite complex, which brings so much difficulty for parting design of turbo blade mould.
飞机发动机涡轮叶片的内部结构相当复杂,这给叶片模具的分模设计带来了很大的困难。
The contact stress distribution in the rabbet of the aircraft engine blade was determined by combining the experimental and numerical methods.
文中将实验检测技术与数值计算方法相结合,求解飞机发动机叶片榫头上的接触应力分布。
A blade is one of the most important mechanical components in aviation engine, precision forging is a tendency of development of blade forging technology.
叶片是航空发动机中一类量大面广的重要零件,叶片精锻是叶片锻造的主要发展趋势。
As one of the core parts of aeronautic engine, turbine blade has increasingly complicated inner structure, which exceedingly obstacles the parting design of precise casting mould of turbine blade.
涡轮叶片是飞机发动机的核心部件之一,其内部结构日趋复杂,这给涡轮叶片精铸模具的分模设计带来了很大的困难。
Develop the general version management ante-type system which faces to the design process of aero-engine blade products.
开发面向设计过程的航空发动机叶片广义版本管理原型系统。
An integration system is set up to meet the need for information integration in the process of mold design and manufacture and detection of aero-engine turbo blade by investment casting.
为满足航空发动机涡轮叶片精铸模具设计、制造、叶片铸件检测流程对信息集成的需求,提出构建精铸模具集成设计系统平台。
Turbine blade including guide blade and work blade is one of the crucial heated end components of gas turbine engine to convert heat energy of burning gas to revolving mechanism kinetic energy.
航空发动机涡轮叶片,包括导向叶片和工作叶片,是将燃气的热能转换为旋转的机械动能的重要的热端部件。
Film cooling of the surface of a gas turbine blade was studied in a large-scale low-speed opening wind tunnel according to actual requirement of the design of aero-engine.
根据航空发动机设计的实际需要,在大尺寸低速叶栅传热风洞中对涡轮叶片表面的气膜冷却进行了综合性实验研究。
Through optimization of the probe structure and digital image processing, this system is used to measure the surface of aircraft engine blade without contact.
通过测头结构优化设计以及数字图像处理实现了飞机发动机叶片的非接触测量。
The blade tip crack of the high pressure turbine is repaired by using the laser welding, which can reduce effectively the repair cost and increase the economic effectiveness of the engine repair.
采用激光熔焊方法,修复了高压涡轮工作叶片叶尖裂纹,有效降低了发动机修理成本,提高了发动机修理的经济效益。
The invention relates to a sectional flywheel with a plastic fan blade for an engine, which is fixed on the front end of an engine crankshaft by a flywheel nut.
本发明涉及一种发动机的带塑料风叶的组合飞轮,该组合飞轮用飞轮螺母固定在发动机曲轴前端上。
To satisfy the need of blade geometry inspection and deviation analysis of aero-engine, a non-rigid registration algorithm based on deformation function is proposed.
为满足航空发动机精铸涡轮叶片壁厚偏差分析需要,提出了一种基于变形函数的精铸涡轮叶片检测模型非刚体配准算法。
With the increase of the turbine inlet temperature of high performance aero-engine day by day, the turbine coating blade coating technology has been widely used.
随着高性能航空发动机涡轮进口温度日益提高,涂层技术在涡轮叶片上得以广泛应用。
Precision measurement of blade wall thickness along the common normal of inner and exterior surfaces is required to guarantee the reliability of air engine.
为保障航空发动机的可靠性,要求精确测量发动机叶片不同界面处的内、外表面法线方向的厚度。
The severe safety accidents are induced because the fatigue cracks in fan blade of the aero-engine generally result in the malfunctions of the engine components.
航空发动机风扇叶片常常因为疲劳裂纹而引起整个结构的损坏,导致重大的安全事故。
The changes of surface coating, basic structures and mechanical proper-tie? in first stage turbine blade of GH220 alloy tested by engine rig for 236 hour? has been investigated.
研究了国产GH220合金涡轮叶片经236小时台架试车后的表面渗层、基体组织与合金性能的变化。
By this measurement way we can ensure that the error is very small, and the requirement in testing the blade of aero-engine turbine can be satisfied.
实验结果表明,采用该测量方法可以保证检测误差小,测量结果直观等特点。从而较好地满足了航空发动机中对叶片壁厚检测的要求。
XU Z Y. Research on key technology of precision electrochemical machining of engine blade[D]. Nanjing: Nanjing University of Aeronautics and Astronautics, 2008.
[12]徐正扬。发动机叶片精密电解加工关键技术研究[D]。南京:南京航空航天大学, 2008。
The blade-type swirlers have been used in many air engine combustors to control the primary airflow of flame tube and establish a strong recirculation zone.
航空喷气发动机燃烧室中广泛采用叶片涡流器来控制火焰筒的一次空气流量,并建立强回流区。
The left rear cover of the engine is internally provided with a removal-proof lock blade.
在发动机左后盖内设有防拆卸锁片。
Considering the structure characteristic of turbo-charge blade wheel of complex aluminum alloy in vehicle engine, the production process for electromagnetic pump low-pressure coasting is determined.
结合车用发动机增压器叶轮复杂铝铸件结构特点,确定了电磁泵充型低压铸造生产工艺。
The invention changes the traditional mechanical structure and processing method, improves the product performance, and can be used for the rolling of the leaf blade of an engine.
本发明改变了传统机械结构和加工方法,改善了产品性能。可以应用于发动机叶片轧制。
The structure consists of the electrohydraulic servo and a rotary blade type steering engine device;
其结构由电液伺服器和转叶式舵机装置所组 成;
The structure consists of the electrohydraulic servo and a rotary blade type steering engine device;
其结构由电液伺服器和转叶式舵机装置所组 成;
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