CAJ | 학술논문

近红外光谱分析技术具有速度快、操作简单等优点，在农业、制药等行业得到了大量应用，其中一些应用需要将仪器携带到分散的分析现场使用，为满足这一需求，很多体积小、便于移动的便携式近红外光谱仪被研制出来。这些仪器的种类较为繁多，采用了很多不同的基本原理，使用了不同的光路结构。文章综述了国内外便携式近红外光谱仪的技术现状，根据光路结构的不同将仪器分成滤光片型、光栅型、傅里叶变换型、声光可调滤波器型以及使用微机电系统（M EM S ）的新型光谱仪等类型，重点介绍各类仪器的原理和主要部分的结构，同时简要介绍不同类型仪器的特点，并列举典型产品。也对测量附件、操作、显示等外围部分的设计作简要介绍，这些附件针对便携应用采取了特殊的设计。通过介绍，为新型便携式近红外光谱仪的研制提供借鉴。最后，对便携式近红外光谱仪器的现状作总结，并对未来国内外技术的发展进行展望。
근홍외광보분석기술구유속도쾌、조작간단등우점，재농업、제약등행업득도료대량응용，기중일사응용수요장의기휴대도분산적분석현장사용，위만족저일수구，흔다체적소、편우이동적편휴식근홍외광보의피연제출래。저사의기적충류교위번다，채용료흔다불동적기본원리，사용료불동적광로결구。문장종술료국내외편휴식근홍외광보의적기술현상，근거광로결구적불동장의기분성려광편형、광책형、부리협변환형、성광가조려파기형이급사용미궤전계통（M EM S ）적신형광보의등류형，중점개소각류의기적원리화주요부분적결구，동시간요개소불동류형의기적특점，병열거전형산품。야대측량부건、조작、현시등외위부분적설계작간요개소，저사부건침대편휴응용채취료특수적설계。통과개소，위신형편휴식근홍외광보의적연제제공차감。최후，대편휴식근홍외광보의기적현상작총결，병대미래국내외기술적발전진행전망。
Near-infrared spectroscopy (NIRS) is a reliable ,rapid ,and non-destructive analytical method widely applied in as a number of fields such as agriculture ,food ,chemical and oil industry .In order to suit different applications ,near-infrared spec-trometers are now varied .Portable near-infrared spectrometers are needed for rapid on-site identification and analysis .Instru-ments of this kind are rugged ,compact and easy to be transported .In this paper ,the current states of portable near-infrared spectrometers are reviewed .Portable near-infrared spectrometers are built of different monochromator systems :filter ,grating , Fourier-transform methods ,acousto-optic tunable filter (AOTF) and a large number of new methods based on micro-electro-me-chanical systems (MEMS) .The first part focuses on working principles of different monochromator systems .Advantages and disadvantages of different systems are also briefly mentioned .Descriptions of each method are given in turn .Typical spectrome-ters of each kind are introduced ,and some parameters of these instruments are listed .In the next part we discuss sampling adapters ,display ,power supply and some other parts ,which are designed to make the spectrometer more portable and easier to use .In the end ,the current states of portable near-infrared spectrometers are summarized .Future trends of development of portable near-infrared spectrometers in China and abroad are discussed .