Optimization design
Structure Analysis and Optimization Design of DBL Impulse Continuous Variable Transmission Box Based on FEM
The machinery continuous variable transmission is a universal device which is fit for mechanization and automatization of the current production process as well as improvement of mechanical performance. It has advantages of constant power, high efficiency and high reliability, therefore it is widely used in the field of machinery. With the development of computer technology, [...]
Strength Calculation and Fatigue Reliability Analysis of Typical Components for CNG Engine
Valve actuating mechanism and cylinder head cover have become an important part of new CNG(Compressed Natural Gas) engine.The valve and valve seat of CNG engine work under high mechanical load,thermal load and erosion of corrosive gases.Due to the poor working conditions,the sinking of the valve,the increasing of harmful gas in the combustion chamber and the [...]
Finite Element Analysis and Optimum Design of the Cantilever Frame of the Camshaft Assembling Machine
With the development of modern auto industry,the assembled camshaft is a new camshaft production crafts,which mandrel and cam are shaped independently and then the cam is installed to the mandrel in some combining manners。Compare to the traditional camshaft production method,it is a new camshaft production craft promotion,which combines design,material electing and performance。The assembled camshaft has [...]
Finite Element Analysis and Optimum Design of the Cantilever Frame of the Camshaft Assembling Machine
With the development of modern auto industry,the assembled camshaft is a new camshaft production crafts,which mandrel and cam are shaped independently and then the cam is installed to the mandrel in some combining manners。Compare to the traditional camshaft production method,it is a new camshaft production craft promotion,which combines design,material electing and performance。The assembled camshaft has [...]
Optimization and Vibration of Automotive Exhaust Muffler System
The primary goal of studying the vibration of the exhaust system is to restrict the vibrating transmission from exhaust system to soleplate of automobile, which will improve riding comfortableness of automobile, reduce noise in automobile and enhance service life of exhaust system. Therefore, this research is significant to automotive engineering.Modal analysis technology is a foundation [...]
Feasibility Analysis of Ocean Structures Transportation by Semi-submersibles and Ballasting Optimization
With the prosperity of ocean engineering, there are more and more needs to transport and load on/off the large ocean structures. Semi-submersible vessels can just right meet the needs. Hence, it is necessary to analyze their transportation and loading on/off process.According to the issue above, the model of a semi-submersible and the platform on it [...]
Aerodynamic Optimization Design and Analysis of Aerodynamic Damping of Wind Turbine Blade
According to the structure and operational characteristics of large-sized horizontal axis wind turbine(HAWT),the aerodynamic optimization design,aerodynamic damping,loads calculation and dynamic stall etc.for large-sized HAWT are researched in this paper,by applying the aerodynamic theory and modem accurate Strip Theory of wind turbine.The main contents of this paper are following.The aerodynamic global optimization design method of the [...]
Analysis of Impact Response of An Electronic Equipment on Ship
Electronic equipments have become the key factor of informatization, automation and intelligence of armed devices, and electronic equipments on ship are the foundation of the informatization establishment of warship devices. Under real working environment, electronic equipments would be shocked by various kinds of mechanical force inevitably, especially vibration and shock, that could bring danger harm. [...]
Stability Analysis of High Steep Reinforced-Earth Slope Based on the Strength Reduction Finite Difference Method and the Optimized Design Discussion
The thesis is based on the application and study status of reinforced earth technique at domestic and overseas as well as the main problems existing at present,combined with former experience in the program–《slope stabilization project in HaoJiaping oil transportation station》,and it concerns three aspects analysis including the stability analysis method,the factors which affect the reinforced [...]
Safety Design and Optimization of the Vehicle Side Impact
With the increasing of the number of the vehicle possession and the rapid development of high-grade highway, Road traffic accidents are increasing year by year. Every year, casualties and loss of property traffic caused traffic accidents become more and more serious. In a variety of collision accident, side impact account for about 36 percent of [...]