New method for moisture content measurement using phase shifts at two microwave frequencies [0.03%]
一种基于两种微波频率相移测量含水率的新方法
S Okamura,Y Zhang
S Okamura
A new method to measure moisture content of material is described in this paper. The method is based on two phase shifts of transmitted microwave signal at two different frequencies. The result using this method for moisture measurement of ...
Thermal modeling of microwave heated packed and fluidized bed catalytic reactors [0.03%]
微波加热的固定床和流化床反应器的热模型研究
J R Thomas Jr,F Faucher
J R Thomas Jr
Thermal models of small-scale, microwave-heated, packed-bed and fluidized-bed catalytic chemical reactors were developed to investigate the possibility of selectively heating the catalyst sites or the catalyst pellets with microwaves. Resul...
G E Georghiou,A C Metaxas
G E Georghiou
The precursor of arcs in radio frequency heating systems, namely corona discharges, are examined numerically in this paper, using the finite element-flux corrected transport technique. A point-plane configuration is used as a first approxim...
S W Kingman,N A Rowson
S W Kingman
The effects of microwave radiation on the magnetic properties of common ore minerals are discussed. The effects of varying microwave power levels on heating rates are presented along with comparative magnetic susceptibility surveys for both...
R Olmi,M Bini,A Ignesti et al.
R Olmi et al.
Many applications of microwave energy to wooden materials have been developed in the last few decades, both for treatment and for diagnostic purposes. All these applications require a reliable estimation of the permittivity of the wood spec...
Coupled electromagnetic and thermal modeling of microwave oven heating of foods [0.03%]
食品微波加热过程中的电磁场和温度场的耦合计算
M Celuch-Marcysiak,B Wäppling-Raaholt,P O Risman
M Celuch-Marcysiak
Numerical modeling of the temperature distribution within a bonded paper web when undergoing microwave heating in a waveguide [0.03%]
波导中纸页微波加热过程的温度分布数值模拟研究
SW Lye,E Siores,A Taube et al.
SW Lye et al.
In this paper, a numerical technique is used to study the temperature distribution within the heated bonded paper web placed in a waveguide. The parameters of the problem were selected so as to best locate the test sample that would generat...
Reduction of multiple reflection influence in microwave free-space measurements [0.03%]
微波自由空间测量中抑制多次反射的影响
Y Zhang,S Okamura
Y Zhang
The influence of the multiple reflections is one of the main error sources in the microwave free-space measurements. In this study, the influence is analyzed for the conventional free-space method, and a new method which uses absorbing mate...
Incorporation of the waveguide feed and cavity wall losses into a cartesian/cylindrical hybrid finite-difference time domain analysis of a geometrically-composite microwave applicator [0.03%]
三维复合媒质微波腔的笛卡儿/柱坐标系混合网格有限差分时域分析及其馈线和腔壁损耗计算
HM al-Rizzo,JM Tranquilla,F Ma
HM al-Rizzo
A Surface-Impedance Boundary Condition (SIBC) formulation is combined for the first time with a Cartesian/cylindrical hybrid Finite-Difference Time Domain (FD-TD) algorithm to investigate the effects on the electromagnetic characterization ...
Dielectric behavior of SrTiO3 and YiBa2CU3Ox at 10.6 GHz using a microwave resonant cavity as a probe [0.03%]
利用微波谐振腔研究SrTiO3和YiBa2CU3Ox的介质行为
JN Dahiya,JA Roberts
JN Dahiya
A cylindrical microwave resonant cavity operating in the TE011 mode was used to study the dielectric response of SrTiO3 and YiBa2CU3Ox. The microwave dielectric response of the powdered samples of these materials is studied as a function of...