Results 31 to 40 of about 449,073 (289)

Design and Performance Test of ENT2465 Long-Life Neutron Tube

He huaxue yu fangshe huaxue
The neutron tube is the core component of the controllable neutron source logging instrument. Its working stability, temperature resistance, neutron yield and other indicators have an important impact on the working performance of instrument. At present,
LIU Ze-wei, YUE Ai-zhong, LI Bing, ZHAO Jing-yi, JIANG Li-ming, LIU Jiong, MA Hui-sheng, ZHANG Xiao-lei, LU Ning, WANG Shu-sheng   +9 more
doaj   +1 more source

Application of Wireline Formation Tester in Moderate and Low Permeability Depleted Zones

Cejing jishu, 2023
Due to the long extraction time, some fault reservoirs in the BURUN oil field have been depleted, resulting in extremely low formation pressure. In forepart of the project, second generation WFT tool is used.
LIU Yingming, SONG Yantuo, JIANG Yinghui, JIAO Libo   +3 more
doaj   +1 more source

log TQFT [PDF]

Journal of Geometry and Physics, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

Automated design analysis, assembly planning and motion study analysis using immersive virtual reality [PDF]

, 2008
Previous research work at Heriot-Watt University using immersive virtual reality (VR) for cable harness design showed that VR provided substantial productivity gains over traditional computer-aided design (CAD) systems.
Corney, J.R., Day, Philip N., Dewar, R.G., Ritchie, J.M., Robinson, Graham, Simmons, J.E.L., Sung, Raymond C.W.   +6 more
core   +1 more source

A Method for Evaluating the Digital Precision of Induction Logging Tools

Cejing jishu
For an induction tool, its digital precision is critical for ultimate accuracy in actual measurements, and it actually determines the dynamic range of the resistivity, especially the high-resistivities.
ZHAO Yanwei, LIANG Xiaobing, SUN Xuekai, CHEN Wen, LIU Yue, JIANG Liming, ZHU Ruiming   +6 more
doaj   +1 more source

Effects of post-fire logging on forest surface air temperatures in the Siskiyou Mountains, Oregon, USA [PDF]

, 2010
Following stand-replacing wildfire, post-fire (salvage) logging of fire-killed trees is a widely implemented management practice in many forest types. A common hypothesis is that removal of fire-killed trees increases surface temperatures due to loss of ...
Campbell, J.L., Donato, D.C., Fontaine, J.B., Law, B.E., Martin, J.G.   +4 more
core   +2 more sources

Adaptive Extraction Method for Array Acoustic Slowness in Through-Casing Logging

Cejing jishu
To overcome the difficulty of extracting formation acoustic slowness in cased holes when the casing and formation are poorly cemented, and to address the limitation that existing methods rely on prior information such as accurate borehole parameters or ...
ZHANG Yongchao, WU Qinqin, JIANG Liming, SUN Xuekai, ZHAO Zimeng, ZHANG Ran, ZHANG Li, ZHANG Jiaqing   +7 more
doaj   +1 more source

Log Unloading at Logging Enterprise Berths

Nova mehanizacija šumarstva, 2022
In the development of market economy in Russia, the main trend in the log processing industry is the implementation of the cutting edge technology and effective innovation in order to boost the labor productivity and reduce the production cost on the basis of environmentally friendly and rational use of timber resources.
Gajsin, Ilshat G., Vojtko, Petr F., Roschina, Marina M.   +2 more
openaire   +3 more sources

Logging and bookkeeping, Administrator's guide [PDF]

, 2013
Logging and Bookkeeping (LB for short) is a Grid service that keeps a short-term trace of Grid jobs as they are processed by individual Grid ...
Sustr, Zdenek
core   +1 more source

Research on Sensor Based on Optical Fiber Sensing for Acoustic Remote Detection

Cejing jishu
In view of the problems faced by traditional acoustic long-range detection tools in logging, such as “can not going down, uncertainty and data discontinuity”, the research on acoustic long-range detection technology based on optical fiber sensing is ...
HE Quanlong, CHEN Tao, SUN Shaowei, CHEN Wenhui, LIU Guoquan, WANG Shuihang, HAN Zhao, LU Wanting, CHEN Xiaoan   +8 more
doaj   +1 more source