The principle of thermocouple temperature measurement is thermoelectric effect. In the thermocouple loop, the high temperature end is called the […]
In order to verify the accuracy of the simulation results and prove that the simulation software can be used to
The necking riser is used at the top of the spent fuel container, and the riser is designed according to
Raw materials: high purity pig iron (jbt11994-2014), 75 ferrosilicon; Spheroidizer: mgre6-l rare earth magnesium spheroidizer, particle size 4? ２５ｍｍ； Inoculant:
75sife alloy is the most widely used inoculant at home and abroad. The composite inoculant composed of Ca, Ba, Sr
The most commonly used spheroidizers in industry are magnesium, re and calcium. Magnesium has the strongest spheroidizing ability, but its
The matrix of qt400-18 is mainly ferrite. The chemical composition of qt400-18 is not specified in GB 1348-2013 ductile iron
Germany took the lead in the development of ductile iron nuclear spent fuel container, and the application field of ductile
1.For the first time in China, the research and production of 100 ton ductile iron nuclear spent fuel container was
The wall thickness of 100 ton ductile iron nuclear spent fuel container is 520 mm, the hot spot is over
(1) Modulus method: in 1986, when Lin Rui of Harbin University of science and technology was developing the large section
Large section ductile iron has large wall thickness, heavy weight and long solidification time, especially at the center or hot
Compared with the development of ductile iron nuclear spent fuel container at home and abroad, in the development of 100
In 1991, Gong Jinying of Qiqihar Institute of light industry studied the relationship between the micro fracture morphology and mechanical
The purpose of jsri and Nippon Steel is to develop and produce the ductile iron nuclear spent fuel container with
Through the description of complex parts structure and reverse engineering. This paper mainly studies the application of reverse engineering technology
Siempelkamp company of Germany began to develop 100 ton ductile iron nuclear spent fuel container in 1987. During the development
The metal container for dry storage is the key equipment for the transportation and storage of spent fuel, and it
A temperature controller is used for welding preheating and post weld heat treatment. The output number corresponds to the output
1) The self-developed 16 channel temperature measuring device was used to successfully collect the temperature curves of 45 ° fan-shaped
The welding method is manual arc welding, welding material grade tgs-9cb, welding rod diameter 3.2 mm, welding current 90-120 a,
Defect excavation and repair On site, electric grinding wheel is used to eliminate defects, and the metal luster is exposed
The boiler equipment of 3 × 350 MW supercritical unit in a power generation company is provided by Dongfang Boiler
Welding preparation (1) in order to prevent the hardened layer and carburized layer produced in the repair welding groove during
The experimental setup in the study is consistent with the experimental setup described above, and the thermophysical parameters of relevant
The 2 × 330 MW subcritical boiler unit of an aluminum Power Generation Co., Ltd. is sg-1170 / 17.5-m722. It
Germany has realized the mass production of 100 ton nodular iron nuclear spent fuel containers, and has produced more than
① Because the preparatory work in the early stage of production is not in place, the theoretical negative pressure value
In the field of automobile, rail transit and aerospace equipment manufacturing, lightweight materials and manufacturing technology occupy a very important
Based on the simulation analysis of the casting process of 100 ton ductile iron nuclear spent fuel container, the 45
