نتایج جستجو برای: mining equipment
تعداد نتایج: 162214 فیلتر نتایج به سال:
The development of the digital economy, a high level uncertainty in external environment, political and economic conflicts, changes global commodity markets dictate need to develop apply new methods for managing socio-economic systems, among which tasks forecasting demand are most significant complex. From accuracy determining market share assessing factors competitiveness depend not only on in...
Background & objective: Human error is one of the main causes of accidents. Due to the unreliability of the human element and the high-risk nature of demining operations, this study aimed to assess and manage human errors likely to occur in such operations. Methods: This study was performed at a demining site in war zones located in the West of Iran. After acquiring an initial familiarity ...
The mining chute is an important equipment in the process of coal transportation and coal screening preparation. During the working process, the mining chute will generate a lot of vibration and noise because of constantly friction and impact of gangue and coal blocks. In order to reduce the vibration and noise during the operation of the chute, a new type of foam aluminum laminated structure i...
Industrial systems are becoming more and more complex and expensive to operate. Companies are making considerable efforts to increase operational efficiency and eliminate unplanned downtime of their equipment. Condition monitoring has been applied to improve equipment availability and reliability. Most of the condition monitoring applications, however, focus on single components, not on entire ...
Aiming at developing a simple and efficient collision detection method to support the wandering in equipment deploy scene in land reclamation area of mining dump. This paper presents an efficient algorithm for collision detection in the waste dump land reclamation equipment deploy scene using a bounding volume nestification which consists of an oriented bounding boxes (OBBs) enhanced with axial...
This paper, starting from the level of mobile communication network alarm management, comes up with the alarm types and the six-stage model. The paper also discusses the step of recessive maintenance and management from the perspective of mobile communication in terms of the effective control of network alarms, and also extends the network equipment alarm logic correlation to the logical level ...
The short-term and long-term consequences of whole-body vibration (WBV) have been shown to adversely affect occupational health and safety. Some of these effects can lead to permanent disabilities, especially to muscoskeletal, spinal and gastro-intestinal disorders (Boshuizen and Hulshof1). One of the most common complaints from personnel exposed to high levels of WBV is that of lower back pain...
Researchers at the National Institute for Occupational Safety and Health (NIOSH) are advancing the emerging technology of electromagnetic proximity detection, which provides a promising means of protecting workers around any machinery that presents striking, pinning or entanglement hazards. This technology is particularly applicable to mobile underground mining equipment such as remote-control ...
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