Energy industry is critical to the national economy. China’s energy industry is highly dependent on coal. In recent years, coal mine safety in production has aroused extensive attention. Traditional mine safety monitoring system has many problems which make coal mine safety in production difficult to guarantee. Wireless sensor networks (WSN) is a new information acquisition
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Along with the progress of science and technology of human beings and the improvement of living standards, more and more people start to put forward the higher requests for the indoor environment. The traditional and non-intelligent monitoring device is gradually replaced by the automation and network-monitoring device. Moreover, the application of wireless sensor network is
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In wireless sensor network system, its most important core part is the sensor, application scope of nodes is facing the general use of users and all kinds of science and technology innovation range, the function of the key is to provide reliable and accurate, real-time data. Positioning technology, as will the “core” and “key” connection
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Along with the progress of science and technology of human beings and the improvement of living standards, more and more people start to put forward the higher requests for the indoor environment. The traditional and non-intelligent monitoring device is gradually replaced by the automation and network-monitoring device. Moreover, the application of wireless sensor network is
(Read More…)
In wireless sensor network system, its most important core part is the sensor, application scope of nodes is facing the general use of users and all kinds of science and technology innovation range, the function of the key is to provide reliable and accurate, real-time data. Positioning technology, as will the “core” and “key” connection
(Read More…)
With the extensive application of Wireless Sensor Network (hereafter referred to as WSN), more and more attention are being focused on the optimization design of it. Limited by self-capability of sensor nodes in WSN and the wireless transmission mode, it is hardly possible to reach the optimal level on each technical target at the same
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In modern industry, it has a profound influence on operating conditions and thestability of the system to ensure that the field data acquisition is accuracy,comprehensive and real-time. Data acquisition system has become an important mean toensure quality, increase yield and exert economic benefit, which has been the core andfoundation of industry control and monitoring system.Communication
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Wireless sensor network (WSN) is composed of a large number of wireless senor nodes which can communicate with each other and possess computing capabilities. These nodes are deployed in the target area to complete the assigned task. So the WSN is a self-organizing, autonomous, adaptive multi-hop network. Because of the WSN’s mobility, it enables its
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The wireless sensor network can be defined as an autonomous, ad hoc system consisting of acollective of networked sensor nodes designed to intercommunication via wireless communication.These nodes coordinate to perform a common task. They apperceive, collect and compute theinformation of the objects, then transmit the aggregated data to the observer. The wireless sensornetwork has many
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As a new emerging short-range wireless digital communication network technology, ZigBee, because of its advantages-low cost and low power consumption, has been used in a wide application area, such as wireless location industry, home automation, medical equipment control, environmental monitoring, war, and so on. Although wireless location technology based on ZigBee network is not quite
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