Results 51 to 60 of about 18,474 (145)

Electrical impedance tomography for decay diagnostics of Norway spruce (Picea abies): possibilities and opportunities

Silva Fennica, 2016
The paper aimed at testing the potential of refining tree rot diagnostics carried out by means of electrical impedance tomography (EIT). Examined was the use of EIT datasets with electrical resistance values and sapwood proportion determined on the basis
Přemysl Humplík, Petr Čermák, Tomáš Žid   +2 more
doaj   +1 more source

Appraisal of the Spatial Resolution of 2D Electrical Resistivity Tomography for Geotechnical Investigation

Applied Sciences, 2020
In the past decade, the 2D electrical resistivity tomography (ERT) has been extensively used in the investigation and monitoring of geotechnical engineering and environment engineering, but there are many uncertainties hidden behind its vivid color earth-
Yin Chun Hung, Ho Shu Chou, Chih Ping Lin   +2 more
doaj   +1 more source

Solid-Phase Fraction Computation via Multi-Scale Hybrid Mamba–CNN and ERT Measurement

IEEE Access
Solid-phase fraction (SPF) is a critical parameter in solid-liquid two-phase flow, and can be measured using the convolutional neural networks (CNNs) with electrical resistance tomography (ERT) measurements. But CNNs can estimate SPF from the time series
Ye Wang, Yuchong Zhao, Tao Yu, Zifan Zhao, Shihong Yue   +4 more
doaj   +1 more source

Nanoparticle Assisted EOR during Sand-Pack Flooding: Electrical Tomography to Assess Flow Dynamics and Oil Recovery

Sensors, 2019
Silica nanoparticles have been shown to exhibit many characteristics that allow for additional oil to be recovered during sand-pack flooding experiments.
Phillip Nwufoh, Zhongliang Hu, Dongsheng Wen, Mi Wang   +3 more
doaj   +1 more source

Multi-Electrode Resistivity Probe for Investigation of Local Temperature Inside Metal Shell Battery Cells via Resistivity: Experiments and Evaluation of Electrical Resistance Tomography

Energies, 2015
Direct Current (DC) electrical resistivity is a material property that is sensitive to temperature changes. In this paper, the relationship between resistivity and local temperature inside steel shell battery cells (two commercial 10 Ah and 4.5 Ah ...
Xiaobin Hong, Nianzhi Li, Jinheng Feng, Qingzhao Kong, Guixiong Liu   +4 more
doaj   +1 more source

System-Level Integration and Evaluation of an APS-SoC-Based Electrical Resistance Tomography Measurement System

Sensors
This study presents and evaluates a system-level optimization of an electrical resistance tomography (ERT) measurement platform based on a ZYNQ-7020 all-programmable system-on-chip (APS-SoC).
Donghua Luo, Zhaoyou Han, Shiyuan Zhu, Shihong Yue   +3 more
doaj   +1 more source

Study on Impact Damage of Carbon Nanofilm Composites

Nanjing Hangkong Hangtian Daxue Xuebao
Impact damage has a significant impact on the safe operation of composite structures， and there is an urgent need to develop structural health monitoring technology to detect impact damage in a timely manner.
MA Yingjian, SHEN Xing, LI Chunwei, WEI Jiacheng, WANG Yating   +4 more
doaj   +1 more source

A Human Body Pressure Distribution Imaging System Based on Wavelet Analysis and Resistance Tomography

Sensors, 2017
In this paper, a pressure distribution sensing system based on wavelet analysis and resistance tomography is proposed to overcome the shortcomings of a traditional electrode type pressure distribution sensor, which needs to be arranged with many ...
Shuanfeng Zhao, Wenbo Wang, Wei Guo, Chuanwei Zhang   +3 more
doaj   +1 more source

Mapping and Tracking Conductivity in Memristive Nanowire Networks With Electrical Resistance Tomography

IEEE Open Journal of Instrumentation and Measurement
In recent years, electrical resistance tomography (ERT) has been successfully applied to map the conductivity of thin-film materials and graphene. Beyond the mapping of static conductivity distribution, ERT is proposed as a new valuable tool for the ...
Alessandro Cultrera, Gianluca Milano, Carlo Ricciardi, Luca Callegaro   +3 more
doaj   +1 more source

Analysis of electrical resistivity and acoustic wave velocity characteristics in fault structures and their combined application in the detection process

Shuiwen dizhi gongcheng dizhi
Finding out the specific location of the fault structure is of great significance for the engineering site selection and stability evaluation. Electrical resistivity tomography and acoustic logging are geophysical methods widely used in detecting ...
Jian GAO, Jianwei PAN, Lin ZHAN, Lun QIAN, Chen YANG, Chengli ZHANG   +5 more
doaj   +1 more source