Application types of transfer matrix method in alloy centrifugal casting
In the 1980s, Huang Taiping, Gu jialiu and others successively proposed some improved transfer matrix methods for relatively complex rotor […]
In the 1980s, Huang Taiping, Gu jialiu and others successively proposed some improved transfer matrix methods for relatively complex rotor […]
The typical temperature measurement curves inside the mold at positions 2 and 3 are shown in Fig. 1 and 2.
The basic idea of transfer matrix method is to divide the whole structure into several mechanical problems of docking and
In the study, working conditions 1, 2, 3 and 4 represent four working conditions with applied pressure of 70, 46,
In addition, some researchers also consider the filling flow process and cooling solidification process of liquid metal in the numerical
Through the inverse algorithm, the mathematical model for calculating the interface heat flux and die surface temperature is established, and
Multi layer composite pipe can be produced by centrifugal casting. When multi-layer composite pipe or other parts are produced by
The interface heat flux and die surface temperature of each time step can be calculated by inverse algorithm. In order
During centrifugal casting, due to the density difference between different alloy components, segregation is easy to occur under the action
In squeeze casting process, the solidification process involves phase transformation, and the thermophysical properties of related parameters are temperature dependent,
In the process of filling, the temperature of molten metal decreases continuously, and after filling, the cooling process continues until
The interfacial heat transfer coefficient is an important parameter to characterize the heat transfer between casting and die Where h
Mukunda et al. Studied the influence of mold speed and casting temperature on the filling effect. When the diameter of
In order to find a way to determine the truncation frequency, a function is constructed. As shown in the formula,
McBride’s research focus is to establish the prediction method of entrainment and exhaust in centrifugal casting process. They used the
The heat transfer coefficient of squeeze casting die interface is calculated by inverse algorithm. In order to obtain accurate calculation
In the process of industrial production, physical quantities such as temperature, pressure and vibration are usually converted into electrical signals
Mold filling is an important stage in the casting process. Unstable filling process of liquid metal, unreasonable filling sequence and
In order to accurately measure the interface pressure of squeeze casting die, Kistler 6175a2 pressure sensor is used for measurement,
In order to better analyze the microstructure of the forming alloy, the slurry structure of the alloy was analyzed firstly.
The vibration of centrifugal casting machine mold has always been an inevitable problem in production, and the vibration will have
Direct squeeze casting is used in squeeze casting experiment. The die used in squeeze casting experiment is shown in Fig.
The history of centrifugal casting can be traced back to the 19th century. The first patent of centrifugal casting in
Furnace tubes are the key parts of cracking furnace, reformer and heating furnace in Shishan chemical plant. At present, centrifugal
Rheo squeeze casting technology is a kind of squeeze casting technology, in which the semi-solid slurry is poured into the
Some research work has been done on the dynamic analysis of roller supported horizontal centrifugal casting, the influence of roller
In order to adapt to the production of different castings, various forms of centrifugal casting machines have been designed and
The main innovations are as follows: (1) Through mechanical analysis, the calculation model of support stiffness and damping of roller
As shown in Fig. 1, the temperature of the cast pipe and mold changes along the radial direction. It is
After the molten steel is poured into the mold, there will be heat exchange with the mold. After a period