Results 1 to 10 of about 54,197 (216)
International Journal of Mining Science and Technology, 2021 It is significant to research the impact resistance properties of hydraulic support due to its key support role in the fully mechanized mining face. However, it is difficult for the entire hydraulic support to implement the impact experiment underground ...
Huaiwei Ren +6 more
doaj +3 more sources
Study on Hydrological Calculation Model of Flood Control in the Middle and Lower Reaches of the Chuhe River under the Background of Urbanization [PDF]
E3S Web of Conferences, 2023 The traditional method of hydrology and water conservancy calculation is based on the assumption of natural runoff, while the applicability of method has weakened in the urbanization-affected river basins.
Hu Jian +4 more
doaj +1 more source
Fatigue Behavior of a Box-Type Welded Structure of Hydraulic Support Used in Coal Mine [PDF]
Materials, 2015 Xiaohui Zhao
exaly +2 more sources
Shuili Shuiyun Gongcheng Xuebao, 2021 In order to study the influence of typhoon on the estuary region, a large-scale numerical model covering China’s southeast coast was established, aiming to simulate the process of storm surge generated by the Typhoon In-Fa (No.2106).
BAI Yibing +4 more
doaj +1 more source
Frontiers in Energy Research, 2022 The energy efficiency characteristics of the turbine, cavitation performance of the runner, and operation stability of the unit are the three major concerns of a hydropower field, the latter two factors leading to the units’ cavitation and stability ...
Ye Zhou +3 more
doaj +1 more source
Support state perception and data processing technology of hydraulic support
Gong-kuang zidonghua, 2021 The support state perception and data processing of hydraulic support are the key factors to realize adaptive support of hydraulic support and advance prediction and early warning of roof disasters.
PANG Yihui1,2
doaj +1 more source
Research on Intelligent Control System of Hydraulic Support Based on Position and Posture Detection
Machines, 2022 In the study of coal mining, the position and posture, the working status, and the straightness of the hydraulic support are critical to the safety of the coal mine.
Yi Zhang +5 more
doaj +1 more source
Hydraulic support straightening method based on maximum correntropy Kalman filtering algorithm
Gong-kuang zidonghua, 2022 The existing hydraulic support straightening method is affected by the sensor measurement error and the hydraulic support moving error, which make the straightening error larger.
SONG Danyang +6 more
doaj +1 more source
Gong-kuang zidonghua, 2022 The intelligent working face has abnormal working conditions such as lost support, uneven straightness, and support skew after the automatic following of hydraulic support. Therefore, manual regulation and control are needed.
ZHANG Jintao +3 more
doaj +1 more source
Design of high cutting chock type hydraulic support
Gong-kuang zidonghua, 2017 In view of problems of poor support effect, slow support speed, high support cost and great labor intensity of advance support with advanced hydraulic support, single hydraulic prop or timber in return airway of fully-mechanized high cutting coal mining ...
CAO Lianmin +5 more
doaj +1 more source