scholarly journals Supervisory Control And Data Acquisition system applied to a researching purpose microgrid based on Renewable Energy

Author(s):  
Carlos Vargas Salgado ◽  
Jesús Águila-León ◽  
Cristian Chiñas-Palacios ◽  
David Alfonso-Solar

Control and data acquisition systems are required in researching facilities to analyze the behaviour of any process. In this paper, the results of the design and implementation of an automation and control system applied to a microgrid based on renewables energy are shown. The microgrid is located in the Laboratory for Distributed energy resources – LabDER at the Institute for Energy Engineering at UPV. The brain of the system is a PLC, programmed to carry out several tasks to guarantee the correct operation of the system. The measuring devices used are power meters, anemometer, temperature sensors and a solar cell to measure irradiance. The communication protocol used is Modbus TCP IP, Modbus RS-485 and Xanbus. All the information is centralized using a SCADA as an HMI. As a result, a robust control, and data acquisition system, able to manage a microgrid for researching purpose was obtained.

Author(s):  
Joby Antony ◽  
Basanta Mahato ◽  
Sachin Sharma ◽  
Gaurav Chitranshi

In the present IT age, we are in need of fully automated industrial system. To design of Data Acquisition System (DAS) and its control is a challenging part of any measurement, automation and control system applications. Advancement in technology is very well reflected and supported by changes in measurement and control instrumentation. To move to highspeed serial from Parallel bus architectures has become prevalent and among these Ethernet is the most preferred switched Serial bus, which is forward-looking and backwardcompatible. Great stride have been made in promoting Ethernet use for industrial networks and factory automation. The Web based distributed measurement and control is slowly replacing parallel architectures due to its non-crate architecture which reduces complexities of cooling, maintenance etc. for slow speed field processing. A new kind of expandable, distributed large I/O data acquisition system based on low cost microcontroller based electronic web server[1] boards has been investigated and developed in this paper, whose hardware boards use 8-bit RISC processor with Ethernet controller, and software platform use AVR-GCC for firmware and Python for OS independent man machine interface. This system can measure all kinds of electrical and thermal parameters such as voltage, current, thermocouple, RTD, and so on. The measured data can be displayed on web pages at different geographical locations, and at the same time can be transmitted through RJ-45 Ethernet network to remote DAS or DCS monitoring system by using HTTP protocol. A central embedded single board computer (SBC) can act as a central CPU to communicate between web servers automatically.


2013 ◽  
Vol 33 (2) ◽  
pp. 567-570
Author(s):  
Zeping YANG ◽  
Deqiang LIU ◽  
Qian WANG ◽  
Qiangming XIANG

1994 ◽  
Author(s):  
N.G. Pope ◽  
S.B. Schreiber ◽  
S.L. Yarbro ◽  
B.G. Gomez ◽  
H.L. Nekimken ◽  
...  

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