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Open Platform Communication (OPC) also known as Object Linking and Embedding (OLE) for Process Control (OPC) is the platform for communication in automation and manufacturing fields among the group of networked devices. OPC standard supports the group of specifications known as OPC-Data Access (OPC-DA), OPC-Historical Data Access (OPC-HDA) and OPC-Unified Architecture (OPC-UA). In this paper, the...
Wireless sensor networks (WSNs) are one of the emerging technologies in the 21st century. In the structural health monitoring (SHM). WSNs are used as one of the vitally capable technologies in the SHM. The accelerometer module in the existing sensor nodes enables several novel applications. In this paper, a prototype for monitoring and detecting the damage for the real bridge using these sensor nodes...
Tool Condition Monitoring is very fundamental part of the Manufacturing industry similar to the automation and hence has a great importance in research based on manufacturing engineering. Many of the people those concern with the manufacturing industries are interestedly study the TCM as successful unmanned automation in production is only possible if there is presence of good tool wear monitor and...
Landslides are one of the major natural disasters and an early detection of landslide can be achieved by identifying the landslide triggering vibrations recorded using a geophone network. The major research challenges in this effort are network energy consumption, noise removal and development of a wireless network for transmitting the captured signals. This paper presents design and testing of a...
The paper describes two dynamic monitoring systems installed in civil engineering structures, a footbridge and a suspended stadium roof. These systems are used for characterization of environmental and operational effects and, in the limit, for the early detection of damage. Some examples of collected data and results are presented.
Induction motors are popularly used as an electric drives are the critical component in industrial systems. In the industrial application a large rating of induction motors are used which produce a significant heat. The heat is produced in the motor due to the different types of losses inside the motor. Hence, a proper cooling system is required to dissipate the heat and keep motor temperature within...
In Aerospace industry, implementation of Automated Test System (ATS) at the assembly and manufacturing floor improves characterization accuracy and plays a vital role to substantiate the airworthiness of the aircraft components. It is very useful in realizing high quality standards of aircraft components by virtue of meeting predefined acceptance test criteria. This paper outlines comprehensive design...
This paper introduces a novel framework for industrial wireless sensor networks (IWSNs) used for machine condition monitoring (MCM). Our approach enables the use of state-of-the-art computationally intensive classifiers in computationally weak sensor network nodes. The key idea is to split data acquisition, classifier building and training, and the operation phase, between different units. Computationally...
Because of the wireless remote monitoring system has more and more application, a remote monitoring system based on GPRS and internet is presented. Based on the total design of the system, the hardware and software of the system is designed. The design method is suitable for any remote monitoring and control system if the sensors and conditioning circuits are replaced. So there is certain reference...
This paper designs the rotor monitoring system based on LabVIEW using virtual instrument technology with taking multi-function rotor test-bed as monitoring object. The monitoring system accomplishes the multi-channel data acquisition of the rotor using sensors, which includes motor speed, vibration and noise data. The results show that the monitoring system realizes lots of functions, such as data...
Equipment Health Monitoring through Predictive Maintenance (PDM) data is proposed and the same is demonstrated with case study. Steel Rolling Mill Gearbox is considered for the purpose. Empirical failure rate model using Equipment Health Index (EHI) is proposed and used it for forecasting maintenance requirements of the process equipment. The strength of the proposed approach lies in integrating multiple...
Vibration has strong effects on working condition of hydraulic gate. Vibration measuring point layout and testing system design of a water-control project are discussed in this paper. By vibration testing and analysis, the relationship between the gate vibration and operation condition is obtained. The research results can provide valuable experience and references to operation in the future. It shows...
There are many auxiliaries in a power plant (APP) with high rotating speed, such as pumps, fans, motors and so on. To warrant their safe and reliable operation, their state of vibration has to be monitored. But because of their scattered locations, the traditional way of online monitoring with shielded cable connections is costly and work expensive and the precision, reliability and safety of itinerant...
The present paper proposes a wireless sensor network in order to verify the building structural health by monitoring the vibration levels transmitted. In particular the network allows to assess if the vibration levels may cause damage to the building or if it needs further study. The vibration levels are compared with fixed thresholds suggested by studies and regulations. The attention has been focused...
To achieve the strict requirements for rapidness of data acquisition and the precision of data transmission during the on-line monitoring system of the condition of circuit breaker, a design approach for real-time data acquisition and remote transmission system base on field programmable gate arrays (FPGA) and ARM technology is presented. The approach adopts an overall structure of FPGA + ARM + ICC...
In this paper artificial neural network (ANN) technologies and analytical models have been investigated and incorporated to increase the effectiveness and efficiency of machinery self diagnostic system. Several advanced vibration trending methods have been studied and used to quantify machine operating conditions. An on-line, multi-channel condition monitoring procedure has been developed and coded...
This paper is concerned with the design and development of an on-line condition monitoring system for large power transformers utilizing signals such as transformer vibration, voltages, currents, temperature and state of switches. The system consists of two parts which communicate each other via Ethernet or series port. The formal is a front-end computer subsystem used for data acquisition and processing,...
Low-cost noninvasive vibration monitoring methodology to identify potential faulty circuit breakers is studied. Special attentions are given to the sensor selection, data acquisition triggering, and data processing algorithms. Initial implementation and test results show feasibility and improvement potentials of the technology.
Wind turbine condition monitoring (CM) is an area of research which has been receiving a large amount of attention in the recent years. This has been influenced mainly by the recent uptake of wind farms being installed around the country. Operational and maintenance expertise in the area of wind turbine CM is therefore seen to be of growing importance but is yet to be well established in the industry...
The Condition Monitoring of On-Load Tap Changers is very important because they have proved to be the elements with noticeable failures in a power transformer. This article describes the development of a portable virtual instrument for monitoring this kind of elements. The monitoring task is based in the measurement and analysis of the vibrations that a tap change produces. In contrast with other...
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