发动机质量

基于Web的发动机质量测试与管理系统的设计

Design of Quality Control and Management System of Engine Based on Web Technology

火花点火发动机质量燃烧率计算方法的研究

Study of mass fraction burned calculation methods for spark ignition engines

泵压式氢/氧液体火箭发动机质量分析

Mass analysis of pump-pressurized hydrogen / oxygen liquid propellant rocket engine

发动机质量信息系统与失效案例的微机管理

An Information Control System of Engine Product Quality and Faulty Samples with a Microcomputer

介绍了固体火箭发动机质量评判的特点。

The characteristics of the quality determination consultant for solid rocket motor are presented .

固体火箭发动机质量评判系统研究开发中的非精确推理

Approximate Reasoning in the Research and Development of Solid Rocket Motor Quality Determination Consultant System

应用发动机质量守恒方程对发动机低频耦合振荡燃烧现象进行了一维模拟，分析了氧化剂喷射压降对低频不稳定燃烧的影响。

A one-dimensional simulation of low frequency coupled oscillation combustion of the hybrid rocket motor is performed by using mass conservation equations .

汽车发动制造过程工艺流程长、质量控制点多，发动机质量与性能的稳定性很大程度上依赖生产过程的质量管理。

Considering the long manufacturing process and huge amount of quality-control points , the quality and performance of auto engines depend much on process quality control .

通过应用表明该系统用户界面友好，数据类型广，可以作为发动机质量管理部门一套实用的工具。

The application shows that the software has user friendly interface , wide data , and it is a effective tool for the SRM development and manufacture department .

本文主要固体火箭发动机质量管理网络数据库，为发动机在设计、生产和试验过程研制一套集成信息管理系统。

The purpose of this paper is to design a net information management system for the process of SRM ( Solid Rocket Motors ) development , manufacture , assembling and test .

基于振动系统质量周期法，设计了一种测试发动机质量参数的双簧倒立摆试验台。

Based on the mass-period method , a measuring device named double spring inversion pendulum was designed , which could measure the center of mass and moment of inertia of an engine .

提高XX航空发动机精铸质量的研究

Research on Raising Quantity of XX Aviation Engine Accurate Casting

研究结果表明：①燃烧室压强最佳值为1MPa，此时发动机系统质量最小；

Some important conclusions are obtained : ① Total mass of the space engines system is reduced to a minimum with optimal pressure value of 1MPa ;

配合发动机高质量气门座的研发，对Fe-Cr-Mo-Ni-Co-C粉末烧结合金致密化过程及其对产品性能的影响进行了实验研究。

For researching and developing a high quality gas-valve seat , the densification processes and its effects on property of a sintered alloy of Fe-Cr-Mo-NiCo-C were studied .

发动机进气质量流量计这使空气进入量减少。

Engine mass air flow meter This reduces the air intake .

固体火箭发动机结构质量的优化设计

Optimization Design for the Structure Mass of Solid Rocket Motor

火箭发动机结构质量特性的自动化计算软件

Automatic calculation software on mass characteristics of rocket engine structures

汽车发动机双质量飞轮激光焊接机及其工艺研究

Research on Laser Welding Machine and Processing for Double Mass Flywheel in Automobile Engine

提高发动机工厂质量改善能力。

Promote quality improvement activity of cfme .

发动机进气质量流量计

Engine mass air flow meter

发动机的质量平衡越好，驾驶员感觉汽车就越平稳。

The better the balancing of masses of an engine , the smoother the driver perceives the car to be .

采用组合芯模可保证药型质量，提高发动机的质量比。

When the combined mandrel is adopted , the grain configuration can be ensured and motor mass fraction can be improved .

②采用环形气瓶具有优势，发动机系统质量较小，没有质心漂移。

For the space engines system with annular gas tanks , the system mass is smaller and the drift of center of mass of a spacecraft is zero .

目前，国内对航空发动机叶片质量的检测手段比较落后，还处于模板检测、目视检测等传统方法。

At present , the inspecting means of engine blade in China is not so advanced , which mainly uses traditional inspection method such as template and visual inspection for blade quality .

基于空间发动机系统质量模型和质心漂移模型，进行了燃烧室压强及气瓶形状优化分析。

Based on mass models and models of drift for pressure-feed , liquid propellant space engines system , optimization and analysis of combustion chamber pressures and gas tank shape are carried out in this paper .

通过例题进一步说明，在可能范围内选取较大的反喷管相对喉面和较小的倾角，可以提高发动机的质量比和节省推进剂。

It is shown further by examples that the mass ratio of rocket motor Can be increased and the propellant weight for cut-out can be decreased by selecting a bigger no-dimensional throat area and a smaller angle whenever possible .

通过对比不同扩张角下的推力与发动机初始质量的比值，得到了优化的扩张角，可以为大负载比下发动机的实际设计提供可行性建议。

It could be provided feasible suggestions for the actual design of solid rocket engine with large load ratio according to the optimization expansion angle obtained from the calculation of the ratio of thrust and engine initial quality under different expansion angles .

首先建立了固体火箭发动机的质量计算模型和性能计算模型，分析了优化指标、设计变量和约束条件，并在此基础上建立了直接上升式反卫星导弹的发动机优化数学模型。

Adopting the optimization rules applied to SRM , design variables and constraints are determined from the computational model of the mass and the performance for the SRM , then the optimization model of the SRM of ASAT ( anti-satellite missile ) is built .

改善DMCC发动机废气排放质量的研究

Study on Emissions Reduction of DMCC Engine with Oxidation Catalyst

发动机总成质量参数测试装置的研究

Research on Measuring Equipment for Mass Parameters of a Vehicle Engine