【摘要】 以电阻炉中的电热元件和被加热元件为研究对象,经过简化提出简化模型,运用辐射换热理论对其进行了热工方面的理论计算和分析,在被加热元件热负荷一定的情况下,得出了影响电热元件温度的几大要点,提出了延长电热元件使用寿命的热工技术方案。更多还原

【Abstract】 The electric heat components and heated components in resistor furnace were regarded as research object,the simplified model was provided on the basis of simplification of studied objects,the thermotechnical theoretical calculation and analysis for it were done by utilizing radiation heat transfer theory,some main factors influencing the temperature of electric heat component were obtained on condition that the hot load for the heated component be constant,thermotechnical engineering scheme by which the service life for resistor component could be prolo-nged,was raised.更多还原