scholarly journals Development of a Portable Field Machinery Data Acquisition System

Author(s):  
Ben J. Drinkwater ◽  
Chris Brashears ◽  
Dennis G. Wilson

This paper describes the development of a portable data acquisition system for use in a plant-wide, predictive maintenance program for rotating machinery. Designed to replace hand-logging and other clipboard surveillance methods, the portable instrument stores the measured parameters in digital memory for transfer to a desktop host computer for processing and analysis. Developments in electronics and computer technology as well as preventive/predictive maintenance procedures have made this instrument system possible. These developments are outlined, along with a discussion of the operation and use of the system.

Sensors ◽  
2020 ◽  
Vol 20 (12) ◽  
pp. 3493
Author(s):  
César Ricardo Soto-Ocampo ◽  
José Manuel Mera ◽  
Juan David Cano-Moreno ◽  
José Luis Garcia-Bernardo

Data acquisition is a crucial stage in the execution of condition monitoring (CM) of rotating machinery, by means of vibration analysis. However, the major challenge in the execution of this technique lies in the features of the recording equipment (accuracy, resolution, sampling frequency and number of channels) and the cost they represent. The present work proposes a low-cost data acquisition system, based on Raspberry-Pi, with a high sampling frequency capacity in the recording of up to three channels. To demonstrate the effectiveness of the proposed data acquisition system, a case study is presented in which the vibrations registered in a bearing are analyzed for four degrees of failure.


2011 ◽  
Vol 403-408 ◽  
pp. 948-953
Author(s):  
Amer Atta Yaseen

The trend in industrial control has been to reduce the communications wiring across a plant. Eliminating the cabled connection between a sensors and a host computer enhances the performances and the manageability of a data acquisition system. Through the use of Bluetooth technology the data acquisition components can be paired with a wide variety of pre-existing devices. This makes the host computer portable, cheaper and versatile. Data is collected from the sensors by a microcontroller with an attached Bluetooth module, which transmits the data to a host computer for processing. Costs are reduced by making use of pre-existing processing power and display on the host computer. Depending on the application the data can be processed in any way required on the host computer. This paper describes the practical design of Bluetooth based 12- Channel temperatures acquisition system which contains remote temperature sensors connected to a microcontroller which controls also the Bluetooth module transmission, and a computer connected to a Bluetooth adapter. In this way, the sensors data are collected and processed by the microcontroller, transmitted via Bluetooth to a host computer which monitoring and recording the temperatures measurements.


2014 ◽  
Vol 971-973 ◽  
pp. 1791-1794
Author(s):  
Li Gang Li ◽  
Zhong Feng Wang ◽  
Jian Long Huang

This paper presents a design of wireless data collector based on WIA-PA. The wireless data collector collects analog signal of voltage or current, and transmits it to the host computer wirelessly. Through it, the traditional 4-20mA or 0-5V analog interfaced instrument can be easily accessed to the newly designed wireless data acquisition system, which saves wiring and maintenance costs.


2014 ◽  
Vol 1003 ◽  
pp. 188-192
Author(s):  
Gang Li ◽  
He Ping Pan ◽  
Si Nan Fang

Computerized well logging equipment plays an important role in petroleum exploration and production, and data acquisition system is the core of it. In order to improve the acquisition systems which are used in some oil fields in recent years, a new design of data acquisition system is introduced. The ARM embedded chip and the FPGA chip are the kernel chips of the data acquisition system, and the Ethernet is the communication medium between the cards of the data acquisition system and the host computer of the numerical controlled well logging system. This data acquisition system has more integrated level and communication speed higher than the others of same kind.


2011 ◽  
Vol 328-330 ◽  
pp. 2328-2332
Author(s):  
Hai Yan Sun ◽  
Chun Liang Zhang ◽  
Sen Li

In this work, on the basis of the analysis of the component of traditional data acquisition system, and in view of the design requirement of data acquisition system for the process of rotating machinery testing and fault diagnosis, adopt the integrated with AD module based on the 8th -order low pass elliptic switched-capacitor filter MAX297 for filtering, thereby proposes a portable data acquisition system. And it gives the design proposal of anti-aliasing filter according to the design requirement, and illustrates the principle of filtering and accomplished the corresponding hardware circuit. And this proposal of the filter can be used to other testing and fault diagnosis systems by adjusting the sampling frequency.


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