| ZrO_2-SiO_2复合物作为MgO粉高温添加剂的电学性能研究 |
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| 引用本文： | 杨利,王士卫,梁其照,张同来.ZrO_2-SiO_2复合物作为MgO粉高温添加剂的电学性能研究[J].功能材料,2011(S5). |
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| 作者姓名： | 杨利 王士卫 梁其照 张同来 |
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| 作者单位： | 北京理工大学机电学院爆炸科学与技术国家重点实验室; |
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| 基金项目： | 应用物理化学科学与技术实验室资助项目(9140C3703051105); 爆炸科学与技术国家重点实验室资助项目(YBKT10-05,ZDKT10-01b) |
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| 摘 要： | 采用溶胶-凝胶法合成了ZrO2-SiO2复合物,通过电参数测试仪、泄漏电流测试仪测量了加入ZrO2-SiO2复合物后的电工级MgO粉的电学参数和泄漏电流,分析了ZrO2-SiO2复合物用量、ZrO2和SiO2质量配比以及退火工艺对其电学性能的影响。研究表明,将ZrO2和SiO2质量配比为4∶6,用量为2%的ZrO2-SiO2复合物装入电热管中,经退火工艺处理后管子的泄漏电流最小,较适合作为电工级MgO粉的高温添加剂。
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| 关 键 词： | ZrO2-SiO2复合物 溶胶-凝胶法 电工级MgO粉 泄漏电流 退火工艺 |
Electrical properties of ZrO_2-SiO_2 compound as MgO power additive |
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| YANG Li,WANG Shi-wei,LIANG Qi-zhao,ZHANG Tong-lai.Electrical properties of ZrO_2-SiO_2 compound as MgO power additive[J].Journal of Functional Materials,2011(S5). |
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| Authors: | YANG Li WANG Shi-wei LIANG Qi-zhao ZHANG Tong-lai |
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| Affiliation: | YANG Li,WANG Shi-wei,LIANG Qi-zhao,ZHANG Tong-lai(State Key Laboratory of Explosion Science and Technology,Beijing Institute of Technology,Beijing 100081,China) |
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| Abstract: | In this paper,ZrO2-SiO2 compound was synthesized by sol-gel method,electric parameter tester and thermic voltage tester were used to measure the electric parameters and thermic voltage of the MgO which was added into ZrO2-SiO2 compound.The effect on electrical insulation of the added amount of ZrO2-SiO2 compound,the ratio between ZrO2 and SiO2 and annealing technics were analyzed.The results show that the leakage current will be the smallest after the annealing technique when the mass ratio between ZrO2 and... |
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| Keywords: | ZrO2-SiO2 compound sol-gel method electro-MgO leakage current annealing technics |
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