涡轮盘是航空发动机的心脏。
介绍了GH36合金大型涡轮盘锻件的生产工艺。
This article has described the manufacturing process of the heavy duty GH36 alloy turbine plate forging.
文中简要介绍了涡轮盘枞树形榫齿精拉刀的设计方法。
This thesis briefly introduces the design methods of the fir-tree tenon tooth accurate broach of turbine disk.
涡轮盘榫槽夹具可以保证加工精度高,提高加工效率。
The turbine disk trough fixture may guarantee the processing precision is high, enhances the processing efficiency.
主要用作加力燃烧室、导向叶片、涡轮叶片、涡轮盘、喷嘴等。
It can be used adding force combustion chamber, guide vane, turbo vane, turbo table and nozzle etc.
为深入研究含夹杂粉末冶金涡轮盘裂纹萌生寿命打下必要的基础。
So it establishes the essential foundation for studying the crack's initiation life of powder metallurgy turbine disks with inclusions.
将反向旋转的高低压涡轮盘简化成了几何形状相对简单的反转盘系统。
The contra-rotating turbine disks of an aero-engine were simplified as a counter-rotating plan disk system.
对在低循环疲劳试验过程中破裂的某型机低压涡轮盘组件的残骸进行了材质和断口分析。
The materials and fracture surfaces of a low pressure turbine disk assembly that was broken during LCF testing were examined. The fracture of the LP turbine disk was resulted from low cycle fatigue.
设计了涡轮盘低循环疲劳试验件,在旋转试验器上进行了涡轮盘的高温低循环疲劳试验。
An experimental turbine disk was designed, and the high temperature LCF test of the rotor was carried out on the spin test rig.
应用该方法进行预测的结果与试验数据,和GH4169合金涡轮盘锻件的实测晶粒度一致。
The predicting results by using the method presented in the paper are in close agreement with the experimental data and measured grain size of a GH4169 alloy disk forging.
通过实验对中等转速下带有微型涡轮(反预旋喷嘴)的旋转涡轮盘腔内流动特性进行了系统研究。
A very special rotating cavity with micro-turbine (de-swirl nozzles) was applied to investigate the flow characteristics inside the cavity under three mid rotating speeds.
针对涡轮盘材料GH4133合金,在电子束焊后采用新颖的电子束局部热处理工艺对接头进行热处理。
After electron beam welding, electron beam local heat treatment was applied in GH4133 superalloy as the turbine disk material in this paper.
广泛的研究表明,屈服强度低、粗晶粒尺寸、冶金缺陷的存在是造成涡轮盘用高温合金早期失效的主要原因。
The wide range of investigations shown shut lower yield strength, coarse grain size and metallurgical flaws were the basic causes for the earlier failure of superalloy for turbine disk.
采用斯贝MK202发动机应力标准(EGD-3)提供的方法,对该涡轮盘的低循环疲劳寿命进行了估算。
The LCF Ufe of the turbine disk is evaluated using the method provided by SPEY MK202 engine stress standard ( EGD - 3 ).
它的结构复杂,尤其是新型的涡轮盘壁薄、结构尺寸多为圆弧转接,存在多处凹陷的内表面,并且表面粗糙度要求高。
Its structure is very complex, particularly the wall of new turbine disk is thin, physical dimension mostly is arc switching. There are many dented surfaces and they need high roughness demanding.
采用随机有限元方法, 针对某燃气涡轮盘-片进行了热流固耦合及接触热弹塑性分析,得到了随机应力应变响应;
Heat-fluid-solid coupling and contact thermo-elastic-plastic analysis was carried for a certain turbine blade-disc, and the stress and strain-time course was obtained in this paper.
用通用有限元计算程序ANSYS对某燃气轮机启动过程中透平第一级涡轮盘的三维模型瞬态温度和应力场进行计算。
The transient temperature and stress field during starting of a turbine first stage disc's 3-dimensional model has been calculated by using the general finite element calculation program ANSYS.
首先根据转子系统的连接方式确定了涡轮盘应力计算边界条件,然后对该涡轮盘进行了热弹性、弹性应力和热应力分析。
First, the calculation boundary was determined according to the linkage mode of the rotor, then its elastic, thermoelastic and thermal stress analyses were made.
本文对先进涡轮盘坯件,即纯洁、均匀、细晶组织的高温合金坯件制备三种工艺,以及涡轮盘零件锻压成形技术进行综合评述。
In this paper the three manufacturing technologies for making high quality preform, namely clean, homogeneous and fine grained preform and the forging practice of advanced turbine disk is reviewed.
应用根据这种方法所建立的锻件预成形设计原型系统,对FGH95合金涡轮盘锻件用坯料进行预成形设计,取得了令人满意的结果。
The preform for FGH95 turbine disk forging was designed by using the preform optimization prototype system developed by the authors, the obtained results were satisfied.
本文通过试验,对航空涡轮盘用材料GH169合金的蠕变— 疲劳交互作用行为进行了研究。结果表明,在本文试验条件下,GH169合金的蠕变—疲劳交互作用对寿命有利。
The property of GH169 alloy steel in condition of creep-fatigue interaction is studied. The result shows that the creep-fatigue interaction is beneficial to service life.
它们对于涡轮机厚轮盘的结构动力分析具有重要意义。
They are important to the structural dynamic analysis of thick discs of turbomachinery.
本文对涡轮机中轴流叶轮盘的激振源,特别是行波振动诱发的轴向力、力的性质、对振动的影响等作了分析。
The exciting sources for axial vibration of disk, especially the new axial gas dynamic force induced by travelling waves and its properties, and influence on the vibration of disks are studied.
本文对涡轮机中轴流叶轮盘的激振源,特别是行波振动诱发的轴向力、力的性质、对振动的影响等作了分析。
The exciting sources for axial vibration of disk, especially the new axial gas dynamic force induced by travelling waves and its properties, and influence on the vibration of disks are studied.
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