Artificial neural network together with gas sensors , which is applied to identification , classification , diagnosis and prediction , will further improve the intelligence of gas detection system 人工神经网络与气体传感器相结合,用于识别、分类、诊断和预测,将进一步提高气体检测系统的智能水平。
In this thesis , the fundamental principle and system constituent of the electronic olfactory system are analyzed and studied ; a set of detection system of gas mixture , combined gas sensor array with artificial neural network pattern recognition technology , is designed and constructed . employing this system , the processing ability and identification results of several preprocessing algorithms and artificial neural network models are compared and analyzed . and finally the following conclusions are arrived : 1 ) gas sensor array coupled with pattern recognition technology has the good ability to identify the gas species and quantify its concentration 本文分析研究了电子嗅觉系统的基本原理和系统组成,设计构建了一套气体传感器阵列和人工神经网络模式识别技术相结合的混合气体检测系统,并利用这套系统对目前在电子嗅觉系统中使用较广泛的几种信号预处理算法和人工神经网络模型的处理能力和辨识效果进行了分析和比较,最后得出了以下结论: 1 )气体传感器阵列与模式识别技术相结合能够很好地分析和辨识混合气体组份及其浓度。
气体: gas; gaseous fluid检测: check; detection; test; gaug ...系统: system气体检测: gas detection气体检测管: gas detecting tube; gas detection tube; gas detector tube; gasdetectingtube; gasdetectortube; gastic reactotube气体检测器: gas detecting apparatus; gas tester; gas-detector; handle gas detector; pneumatic detector气体检测仪: gas detector; gas testing instruments; so2离析气体检测,放出气体检测: evolved gas detection放出气体检测: evolved gas detection流出气体检测: effluent gas detection气体检测定管: gas detector tube气体检测试剂: gas detect reagent; gasdetectreagent气体检测仪表: gas control instrument析出气体检测: egd; evolved gas detection检测系统: detecting system; detection system; detector氢检测系统: hydrogen detection system自检测系统: built-in test equipment爆炸气体检测器: explosive gas detector催化式气体检测器: catalytic gas detector二合一气体检测仪: impulse x2呼出气体检测仪: expired gas monitor可燃气体检测器: combustible gas detector离析气体检测法: gas-evolution detection气体检测继电器: gas detector relay人用气体检测仪: hcn