从红外测温原理出发,介绍了红外测温仪的构成与特点,分析了环境、发射率以及距离等因素对其测量准确度的影响.通过采用实验数据拟合曲线对测温结果进行修正的方法,重点分析了距离因素对红外测温仪测量准确度的影响.其中以有效测温距离作为分界点,分段得到了拟合曲线与修正公式.实验结果表明,此方法能够有效提高红外测温仪测量结果的准确度,具有较高的实际使用价值.

本文首先概括了智能制造的特征,对我国与主要发达国家智能制造战略作了横向比较.在此基础之上,引入自动化标识语言Automation Markup Language这一适用于智能制造领域的数据交换格式,对语言架构,如:拓扑信息、几何与运动、逻辑、引用关系等均作了描述,并对Automation ML技术以及国内外发展情况进展作了介绍.最后根据Automation ML的特点,对其应用于智能制造领域的前景作了预测.

根据我国工业炉窑能源消耗现状,针对炉窑热量损失的几种不同类型,分析了炉温均匀性在线检测系统装置组成及技术指标,计算了热损耗和总热效率,对提高热处理效率给出了建议.采用炉温均匀性在线检测系统可帮助企业动态掌握炉窑运行、能耗、排放情况,实行科学管理.

This article describes the calibration program and method of the electrical safety protective equipment in nuclear power plant daily using, such as computer relay test systems, series resonance test systems and high-voltage switching mechanical testing system. Author focuses on the technical difficulties in the calibration method, and the uncertainty analysis of calibration results. This will effectively increase the field of nuclear power equipment, electrical safety to protect the reliability and accuracy to ensure the operational safety of nuclear power.

Sample preparation is difficulty for a proficiency test in the electric field.The paper introduces a new solution of sample preparation based on the concrete product which takes an example of the illustrational sample preparation process of CNAS T0380 copper winding temperature rise test.