This article analyses different situations that impacted an electricity system and resulted in claims related to power purchase agreements affected by unexpected circumstances. The analysis allows reaching lessons with a global scope that are useful to prevent the mentioned disputes or to deal with them. It concludes that power purchase agreements must be drafted using clear language, avoiding ambiguous clauses, with a careful distribution of risks, adequate mechanisms for solving disputes and according to the regulations that govern a specific contract. In the context of a dispute, it is important to consider the perks of negotiation, the background of the tribunal, the social consequences of the conflict and the rules governing the pertinent agreement.

中文翻译：

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受意外情况影响的购电协议：来自真实诉讼的教训

本文分析了影响电力系统并导致与受意外情况影响的购电协议相关的索赔的不同情况。该分析允许在全球范围内得出有助于防止或处理上述争端的经验教训。它的结论是，必须使用明确的语言起草购电协议，避免模棱两可的条款，仔细分配风险，解决纠纷的适当机制，并根据管理特定合同的规定。在争议的背景下，重要的是要考虑谈判的好处、法庭的背景、冲突的社会后果以及相关协议的管理规则。