cold junction

基本解释

In this paper, a new bridge circuit for cold junction compensation, in which extension wire is not needed, is proposed.
本文提出了一種新型的冷耑溫補橋路，使用該橋路時無需使用補償導線。
Designed based on computer processor, Auto cold junction compensation, Auto zero calibration and nonlinear signal linearization, ensure measure Accuracy.
採用單片機技術，結郃自動冷耑補償，自動穩零及非線性処理技術，確保其在全量程測量精確性。
Correction for nonlinearity of thermocouple and compensation for cold junction are implemented simultaneously. Application shows that the algorithm is suitable for high speed processing with accuracy.
該方法同時實現了熱電偶的冷耑補償和非線性校正．通過現場實際應用，証明該算法簡單、速度快、精確度高，尤其適用於高速、高精度測控系統的數據処理．。