搜索结果: 1-15 共查到“食品科学技术 infrared”相关记录27条 . 查询时间(0.031 秒)
Detection of adulteration in freshly squeezed orange juice by electronic nose and infrared spectroscopy
chemometrics discrimination spectral analysis
2016/7/6
The use of electronic nose and attenuated total reflectance-Fourier transform infrared spectroscopy (ATR-FTIR) as rapid tools for detection of orange juice adulteration has been preliminarily investig...
Chemometric classification of citrus juices of Moroccan cultivars by infrared spectroscopy
Fourier transform infrared Multivariate analysis cultivar classification Principal Component Analysis Partial Least Squares-Discriminant Analysis
2015/3/30
Fourier transform – infrared (FTIR) spectroscopy in connection with chemometric methodologies was used as a fast and direct analytical approach to classify citrus cultivars by the measurements on thei...
Characteristics of Thin-layer Infrared Drying of Green Bean
effective diffusivity activation energy
2015/3/4
The effect of infrared (IR) power on drying kinetics, rehydration, and colour of green beans was investigated. The
drying experiments were carried out at 83, 104, 125, 146, 167, and 188 W. It is obs...
Determining Weight and Moisture Properties of Sound and Fusarium-Damaged Single Wheat Kernels by Near-Infrared Spectroscopy
Determining Weight Moisture Properties Sound and Fusarium-Damaged Single Wheat Kernels Near-Infrared Spectroscopy
2014/5/23
Single kernel moisture content (MC) is important in the measurement of other quality traits in single kernels because many traits are expressed on a dry weight basis. MC also affects viability, storag...
基于近红外光谱分析法的奶粉品质快速检测（Quick Determination Method of Milk Powder Quality by Near-infrared Spectroscopy）
奶粉 品质检测 近红外光谱
2009/8/11
选择11个品牌的10多种配方奶粉，共80个样品，使用PDA型近红外光谱仪采集奶粉漫反射光谱，波长范围1089～2219nm。对光谱进行了SNV、软阈小波消噪及一阶微分预处理，通过比较主成分在不同波长上的权重分布，选择不同波段建立校正模型和进行预测精度分析。结果表明，奶粉的蛋白质和脂肪的近红外光谱信息主要分布于1100～1400nm和1800～2200nm波段内，采用小波消除原始光谱的噪声能提高校正...
Simultaneous Determination of Moisture, Protein and Fat in Fish Meal Using Near-Infrared Spectroscopy
fish meal moisture protein
2009/7/8
The near-infrared (NIR) spectrum of fish meal was determined on a scanning spectrophotometer. The multiple linear regression (MLR) and partial least squares (PLS) regression were used for the calibrat...
Determination of Apparent Amylose Content in Japanese Milled Rice Using Near-Infrared Transmittance Spectroscopy
japonica amylose near infrared transmittance
2009/7/7
The objective of the present study was to develop a method to analyze apparent amylose content (AAC) of Japanese milled rices using near-infrared transmittance spectroscopy (NIT). Samples (n=110, vari...
Three Dimensional Analysis of Heat Transfer during Food Thawing by Far-Infrared Radiation
far-infrared radiation heat transfer analysis thawing
2009/7/7
An apparent specific heat model was introduced to predict three dimensional heat transfer in food thawing by far-infrared radiation. A finite element method was applied to solve the fundamental equati...
Rapid Quantitative Analysis of the Major Components in Soymilk Using Fourier-Transform Infrared Spectroscopy（FT-IR）
FT-IR ATR soymilk
2009/6/18
Fourier-transform infrared spectroscopy (FT-IR) on attenuated total reflectance (ATR) sampling was used for the quantitative analysis of the major components (protein, lipid, and sugar) in soymilk. Si...
Determination of Maximum Viscosity of Milled Rice Flours Using Near-Infrared Transmittance Spectroscopy
japonica amylose pasting properties maximum viscosity
2009/6/18
The objective of this study was to develop a partial least squares regression (PLS) calibration method of maximum viscosity determination of Japanese milled rice flours using near-infrared transmittan...
Application of Visible/Near-Infrared Transmittance Spectroscopy for the Improvement of Amylose Determination Accuracy
partial least squares (PLS) regression coefficients japonica
2009/6/17
The performance of partial least squares (PLS) calibration models developed using NIR and visible transmittance were examined in order to improve the accuracy of the calibration model for amylose cont...
Microwave and Infrared Heat Processing of Honey and Its Quality
diastase activity honey, hydroxymethyfurfural (HMF) infrared heating
2009/6/17
Application of microwave and infrared radiation was explored for thermal processing of honey and its effect on the physico-chemical characteristics as well as the microbiological quality of honey were...
Heat Transfer Characteristics of Superheated Steam Combined with Far Infrared Heating
superheated steam far infrared heating heat transfer rate
2009/6/10
The heat transfer characteristics of superheated steam (SHS) combined with far infrared heating (FIH) by a ceramic heater were compared with those of SHS and FIH performed separately. The heat transfe...
Visible and Near Infrared Spectroscopy for Rapid Analysis of the Sugar Composition of Raw Ume Juice
Visible and near infrared spectroscopy Ume juice Partial least squares regression
2009/5/20
Visible and near infrared spectroscopy was investigated as a method for rapid analysis of the sugar compositions of raw ume juice. In total, 314 raw ume juice samples were collected over a long growth...
Near Infrared Spectroscopy for Determination of the Protein Composition of Rice Flour
Near infrared reflectance spectroscopy Rice flour Protein composition
2009/5/8
Protein content and protein composition are considered very important factors in influencing the cooking and processing characteristics of rice. In the present study, the possibility of using near inf...