junction temperature

A method of thermocouple cold junction temperature real time compensation was introduced, which utilizes digital sensor to measure temperature, and micro-controller to process the temperature data.

介绍采用数字温度传感器进行冷端测温，微控制器进行计算处理，对热电偶温度实时修正的方法。

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Transistor thermal spectrum, as a new method, different from the commonly infrared thermogram, is introduced to characterize the non-uniform property of the junction temperature distribution.

晶体管热谱是表示晶体管结温不均匀性的一种与热像图不同的新方法。

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Application of PN junction temperature compensation in pressure transmitter

PN结温度补偿法在压力变送器中的运用

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The junction-temperature distribution of the emitter region of the transistors, peak junction temperature, and minimum junction temperature are briefly shown and the average junction temperature is calculated through the one-dimension temperature distribution curves.

一维温度分布曲线给出了整个发射区的结温分布情况，并可直接读取发射区的峰值结温和最低结温，还可以计算出平均结温。

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Examples of the analysis applied to some typical cases have been illustrated and the emission spectral band broadening originated from junction temperature variation during pulse operation is briefly discussed.

文中利用所得结果结合实例进行了讨论，并讨论了脉冲工作情况由于结温变化所导致的发射频谱展宽效应。

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A copper-constantan thermocouple reference junction temperature compensator

铜-康铜热电偶参考端温度补偿器

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Computer RT Correction for Thermocouple Cold Junction Temperature

热电偶冷端温度的数字化实时处理

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Get the transistor junction temperature distribution ( thermal spectrum) have great influence on the thermal resistance measurements, the choice of maximum applied power, and whole system reliability.

得到晶体管结温分布对于热阻的测量、最大施加功率的选择、整机的可靠性有着十分重要的意义。

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A Thermal Model for Electrical Measurement of the Peak Junction Temperature of Power Transistors

功率晶体管峰值结温电学测量技术中的热模型一个电学实验的改进

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Research of thyristor's transient thermal impedance and junction temperature rise

晶闸管的瞬态热阻抗及其结温温升的研究

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Measurement of Thyristor Junction Temperature Based Regression Analysis Theory

采用回归分析法检测设备中晶闸管的结温

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The Principle and Application of PN Junction Temperature Sensor

PN结温度传感器原理及应用

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Junction Temperature and Thermal Resistance Restrict the Developing of High-power LED

结温与热阻制约大功率LED发展

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A copper-constantan thermocouple reference junction temperature compensator which is based on the compensating brige method and in which a thermistor is used as the temperature sensitive element is descr-ibed.

本文描述了一种利用桥路补偿法，采用热敏电阻作感温元件制成的铜&康铜热电偶参考端温度补偿器。

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So a pulse power burn-in method has been proposed, which measure junction temperature by thermal parameters and control junction temperature by adjusting the power, frequency and duty of pulse to ensure the junction temperature meet the requirement of burn-in.

因此，参考GJB128A-97标准，提出了一种脉冲功率老炼的方法。采用热敏参数法来测量结温，同时调整脉冲的功率、频率和占空比来控制结温，使结温达到老炼要求。

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The junction temperature of LED has directly influence upon light output efficiency, device life time, reliability, emitting wavelength of LED. With the invention of high-power LEDs, the requirement for drive current has increased significantly, thereby increasing power dissipation.

LED结温高低直接影响到LED出光效率、器件寿命、可靠性、发射波长等。

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Digital Temperature Measuring Circuit with PN Junction Temperature Sensor

采用pn结温度传感器的数字测温电路

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We simulate the process of soot deposition onto the junction by using thermophoresis theory. The curve of the junction temperature changing with the soot deposition can be obtained.

本文根据热迁移理论建立相应的计算模型，模拟烟黑沉积热电偶的过程，获得节点温度随烟黑沉积的变化曲线。

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Based on the analysis of on hand modulation strategies, an improved PWM method was proposed which has better junction temperature balance ability.

在分析了已有调整策略的基础上提出了一种改进PWM方法，可实现功率器件最优结温平衡。

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