WebApr 4, 2024 · DOI: 10.1002/apj.2908 Corpus ID: 257960768; Microwave absorption properties and quantum chemistry of organic sulfur compounds in coal … WebMar 4, 2024 · This paper presents a metamaterial sensor using a double slit complementary square ring resonator (DS-CSRR) that has been utilized for the measurement of dielectric materials, especially coal powder. The design is optimized for best performance of deep notch depth in transmission coefficient (Magnitude of S21). Sensitivity analysis of …
Study on dielectric properties of high organic sulfur coking coal …
WebJun 17, 2016 · The dielectric properties of pulverized coal samples from identified sources were measured at 22°C over the frequency range from 1 MHz to 12 GHz and are … WebAug 16, 2024 · CoAl 2 O 4 spinel ceramics were prepared via a standard solid-state reaction method, and their crystal structure, microwave dielectric properties, and dielectric resonant antenna applications were systematically investigated in this study. X-Ray diffraction patterns and Raman spectra confirmed that CoAl 2 O 4 belongs to the Fd … olin hotel apartments
Experimental Study of the Characteristic Changes of Coal ... - Hindawi
WebApr 24, 2024 · The results showed that the dielectric properties of coal decrease with the degree of deterioration of coal, and the moisture and mineral components of coal increase the dielectric properties of coal. Xu et al. investigated the influence of frequency on the conductivity of outburst coal and found that, at the ... WebJun 17, 2016 · The dielectric properties of pulverized coal samples from identified sources were measured at 22°C over the frequency range from 1 MHz to 12 GHz and are presented graphically. Chemical composition, moisture content, bulk and particle densities, and partical distributions were also determined, Run-of-mine samples, as well as dense pyrite … WebJan 16, 2024 · Through experiment on the dielectric properties of coal-fired fly ash, the following conclusions are drawn: (1) The V–I characteristics of ash samples in thermal power plant do not strictly follow the formula (\( R=\frac{U}{I} \)). (2) The mass resistance value of coal-fired fly ash is not a fixed value. olin hours msu