论文部分内容阅读
通过分析不同螺旋线慢波组件的散热性能,研究了金属纳米粒子薄膜的采用对辐射散热性能的改善作用.利用实验测试和模拟仿真的方法,分析比较了采用普通金属管壳,沉积普通金属铱膜管壳和沉积纳米铱膜管壳的慢波组件的导热能力.结合实验数据,准确地推算出几种研究材料的热辐射发射率,并利用模拟仿真给予了验证.实验结果和模拟结果具有很好的一致性.研究表明,与普通金属材料相比,金属纳米粒子薄膜具有较强的热辐射能力,能够改善器件的散热性能.
By analyzing the heat dissipation performance of different helical slow wave components, the improvement effect of the metal nano-particle film on the radiating performance of the radiation was studied. By using the experimental test and the simulation, the common metal tube and the common metal iridium Film tube shell and the deposition of nano-iridium film tube slow wave wave tube assembly thermal conductivity.Combined with experimental data, accurately calculate the thermal radiation emissivity of several research materials and verify the use of simulation.Experimental results and simulation results with Good consistency.The study shows that, compared with ordinary metal materials, metal nanoparticles film has strong heat radiation ability, can improve the heat dissipation performance of the device.