scholarly journals GSM Based Underground Cable Open and Short Circuit Fault Detection

Author(s):  
Burra Shivaram

The underground cable system is a common practice followed in many urban areas. While a fault occurs for some reason, at that time the repairing process related to that particular cable is difficult due to not knowing the exact location of the cable fault. Hence, the main objective of this project is to determine the distance of underground cable fault from base station in kilometers using an Arduino board and GSM. The project uses the standard concept of Ohms law and voltage division rule to detect and locate the fault. The fault occurring at a particular distance and the respective phase is displayed on a LCD interfaced to the Arduino board and information regarding fault occurrence is sent to control areas using GSM modules.

Author(s):  
Ashish Shinde ◽  
Rutuja Solanke ◽  
Madhav Vangate ◽  
Prof D. P. Potdar

The main objective of this project is to detect the faults and abnormal changes occurring in underground cables with the help of arduino. Ohm's low is the basic idea behind the working of this project .when a DC voltage is applied, at the feeder end, based on the location of fault in the cable, the value of current also changes. So in whenever a short circuit fault like L-G or L-L fault the change in voltage value measured across the resistor is then given to the in-built ADC of the arduino. The fault is calculated in terms of distance from the base station, when value is processed by the arduino. This value is sent to the LCD interfaced to the arduino board and it displays exact location of the fault from the base station in kilometers for all the three phases .This project contains a set of resistors which represent the length of the cable. To induce faults, mainly at every known kilometer fault switches a replaced. Finally the fault distance can be determined.


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