射频加热技术在粮食储藏与加工中应用研究进展
李洪岳, 李青鸾, 郑建军, 令博, 王绍金

Recent Advances on Application of Radio Frequency Heating in the Research of Post-Harvest Grain Storage and Processing
LI Hongyue, LI Qingluan, ZHENG Jianjun, LING Bo, WANG Shaojin
表1 27.12 MHz射频频率下粮食及其加工副产物与害虫的介电特性
Table1 Dielectric properties of post-harvest grain and their products and stored insect pests at 27.12 MHz
粮食种类含水量/(w.b. %)温度/°C介电特性数据
介电常数介电损耗穿透深度/cm
小麦(锈扁谷盗成虫)202115.0(49.0)154.00.1(8.0)——
454.90.2——
756.00.6——
小麦粉(印度谷螟幼虫)182212.6(74.0)255.60.5(211)——
556.60.6——
8523.59.74——
精米(米象成虫)232411.4(47.0)258.80.6(48)1063
玉米粉(杂拟谷盗成虫)252610.3(42.0)203.70.1(19)1083
808.40.7289
豇豆(四纹豆象成虫)2712.7(71.0)203.60.3 (185)1008
404.10.5766
605.51.0431
绿豆2710.2203.20.21075
403.50.31063
604.20.4977
麦胚2811.3253.60.4831
555.80.6623
859.30.9471
米糠2910.4252.80.21001
704.91.9213
10011.51255