VPT:基于区块链的虚拟电厂隐私保护能源交易和区块挖掘机制
VPT: Privacy Preserving Energy Trading and Block Mining Mechanism for Blockchain based Virtual Power Plants
摘要:
为了解决分布式能源的可靠性问题,研究人员提出了虚拟发电厂的概念。VPP应该在产消者,买家和发电站之间进行智能,安全和智能的能源交易,并提供有效的能源管理。因此,将区块链集成到去中心化的VPP网络中成为一种新的范式,最近对这种集成的实验已经取得了丰硕的成果。然而,由于DER的动态性质,这种分散化也受到能量管理、信任、可靠性和效率问题的影响。为了克服这一点,在本文中,我们首先工作在VPP提供一个有效的能源管理策略,以提高需求响应,然后我们提出了一个面向能源的交易和块挖掘协议,并命名为能源市场证明(PoEM)。为了进一步提高它,我们将差分隐私的PoEM,并提出了一个私人PoEM(PPoEM)模型。总体上,我们提出了一个私人分散VPP交易模型,并将其命名为虚拟私人交易(VPT)模型。我们进一步进行了广泛的理论分析,并得出了市场竞争概率,市场稳定概率,能源交易预期,获胜状态概率和预期领先时间利润值的逐步估值。之后,我们进行了基于仿真的实验,我们提出的模型。与其他最先进的作品相比,我们的VPT模型的性能评估和理论分析使其成为基于区块链的VPP网络最可行的模型之一。
英文摘要:
The desire to overcome reliability issues of distributed energy resources (DERs) lead researchers to development of a novel concept named as virtual power plant (VPP). VPPs are supposed to carry out intelligent, secure, and smart energy trading among prosumers, buyers, and generating stations along with providing efficient energy management. Therefore, integrating blockchain in a decentralized VPP network emerged as a new paradigm, and recent experiments over this integration have shown fruitful results. However, this decentralization also suffers with energy management, trust, reliability, and efficiency issues due to the dynamic nature of DERs. In order to overcome this, in this paper, we first work over providing an efficient energy management strategy for VPP to enhance demand response, then we propose an energy oriented trading and block mining protocol and name it as proof of energy market (PoEM). To enhance it further, we integrate differential privacy in PoEM and propose a Private PoEM (PPoEM) model. Collectively, we propose a private decentralized VPP trading model and named it as Virtual Private Trading (VPT) model. We further carry out extensive theoretical analysis and derive step-by-step valuations for market race probability, market stability probability, energy trading expectation, winning state probability, and prospective leading time profit values. Afterwards, we carry out simulation-based experiments of our proposed model. The performance evaluation and theoretical analysis of our VPT model make it one of the most viable models for blockchain based VPP networks as compared to other state-of-the-art works.
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