System design and measurements of flux concentrator and its solid-state modulator for CEPC positron source

2021 ◽  
Vol 32 (7) ◽  
Author(s):  
Jing-Dong Liu ◽  
Xiao-Ping Li ◽  
Cai Meng ◽  
Yun-Long Chi ◽  
Guo-Xi Pei ◽  
...  
Author(s):  
Christoph Hugenschmidt ◽  
Christian Piochacz

NEPOMUC, operated by the Technische Universität München and the Universität der Bundeswehr München, provides a high-intensity low-energy positron beam for applications in solid state and surface physics as well as for fundamental research in nuclear and atomic physics. The intensity amounts to &gt; 10<sup>9</sup> moderated positrons per second at a beam energy of E = 1 keV.


Author(s):  
Jingdong Liu ◽  
Xiaoping Li ◽  
Yunlong Chi ◽  
Jingyi Li ◽  
Dayong He ◽  
...  

2014 ◽  
Vol 621 ◽  
pp. 365-371
Author(s):  
Yong Mei Wang ◽  
Xi Gui Wang

Signal of PLC controller by PID operation after the output of numerical simulation between 0~1, and solid state relay can receive only signal, digital or switched on or off. Only connected the two, temperature control system can be realized. The experimental approach is to learn from PWM pulse width modulation technology, the numerical analog PID controller output into the heating time in a cycle, namely, solid state relay on time. By this method, the indirect control heating rod of equivalent power, the power output of the heating rod according to the control signal of controller output, so as to realize marine gear oil temperature PID regulation. This paper designs the control system used in the experiment. The temperature control experiment system; design of the electrical schematic diagram of the temperature control system, including two parts electrical schematic diagram of control circuit and main circuit of temperature control system design process. At the same time, the experimental scheme is designed. Analysis of the mechanism of temperature balance control object, and focus on the temperature within the experimental results are analyzed.


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