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http://dx.doi.org/10.6109/jkiice.2021.25.3.440

A Design of Blockchain-based LoRa Multi-hop Network for Smart Grid  

Jeon, Seongho (Department of Electronic Engineering, Chungbuk National University)
Kim, Seungku (Department of Electronic Engineering, Chungbuk National University)
Abstract
This paper presents problems of network technology in smart grid and implements a blockchain-based LoRa multi-hop network to solve them. Since some smart grid applications are operated in harsh environments, it is difficult to establish communication infrastructure. We propose a LoRa network with multi-hop using the Flooding routing protocol. Smart grid environment composes an independent network using various power grid protocols depending on the application. Since this has a problem that an independent infrastructure must be established for each network, a single gateway device supports multiple power grid protocols to implement a method for network integration. Lastly, the author applied Hyperledger-based blockchain to the LoRa network to ensure the integrity of data in a smart grid environment, and strengthened security by physically distributing it. After constructing the three suggestions on the actual test bed, we confirmed that the network operates normally through experiments.
Keywords
LoRa; Network; Blockchain; Smart grid; Power network protocol;
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