首页> 外文会议>14th International Conference on Nuclear Engineering 2006(ICONE14) vol.3 >FINANCING STRATEGIES FOR A NUCLEAR FUEL CYCLE FACILITY
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FINANCING STRATEGIES FOR A NUCLEAR FUEL CYCLE FACILITY

机译:核燃料循环设施的筹资策略

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To help meet the nation's energy needs, recycling of partially used nuclear fuel is required to close the nuclear fuel cycle, but implementing this step will require considerable investment. This report evaluates financing scenarios for integrating recycling facilities into the nuclear fuel cycle. A range of options from fully government owned to fully private owned were evaluated using DPL (Decision Programming Language 6.0), which can systematically optimize outcomes based on user-defined criteria (e.g., lowest life-cycle cost, lowest unit cost).rnThis evaluation concludes that the lowest unit costs and lifetime costs are found for a fully government-owned financing strategy, due to government forgiveness of debt as sunk costs. However, this does not mean that the facilities should necessarily be constructed and operated by the government. The costs for hybrid combinations of public and private (commercial) financed options can compete under some circumstances with the costs of the government option. This analysis shows that commercial operations have potential to be economical, but there is presently no incentive for private industry involvement. The Nuclear Waste Policy Act (NWPA) currently establishes government ownership of partially used commercial nuclear fuel. In addition, the recently announced Global Nuclear Energy Partnership (GNEP) suggests fuels from several countries will be recycled in the United States as part of an international governmental agreement; this also assumes government ownership.rnOverwhelmingly, uncertainty in annual facility capacity led to the greatest variations in unit costs necessary for recovery of operating and capital expenditures; the ability to determine annual capacity will be a driving factor in setting unit costs. For private ventures, the costs of capital, especially equity interest rates, dominate the balance sheet; and the annual operating costs, forgiveness of debt, and overnight costs dominate the costs computed for the government case. The uncertainty in operations, leading to lower than optimal processing rates (or annual plant throughput), is the most detrimental issue to achieving low unit costs. Conversely, lowering debt interest rates and the required return on investments can reduce costs for private industry.
机译:为了帮助满足国家的能源需求,需要回收部分使用的核燃料以关闭核燃料循环,但是实施此步骤将需要大量投资。本报告评估了将回收设施纳入核燃料循环的融资方案。使用DPL(决策程序设计语言6.0)评估了从完全政府所有到完全私有的一系列选择,该选择可以根据用户定义的标准(例如,最低生命周期成本,最低单位成本)系统地优化结果。得出的结论是,由于政府宽恕债务作为沉没成本,因此对于完全由政府所有的融资策略而言,单位成本和生命周期成本最低。但是,这并不意味着设施必须由政府建造和运营。公共和私人(商业)融资期权混合组合的成本在某些情况下可以与政府期权的成本竞争。该分析表明,商业运营具有节省成本的潜力,但目前尚无激励私营企业参与的动机。 《核废料政策法案》(NWPA)目前确立了政府对部分使用的商业核燃料的所有权。此外,最近宣布的全球核能伙伴关系(GNEP)建议,作为一项国际政府协议的一部分,来自多个国家的燃料将在美国回收。绝大多数情况下,年度设施能力的不确定性导致收回运营和资本支出所需的单位成本的最大差异;确定年产能的能力将是确定单位成本的驱动因素。对于私人企业而言,资本成本(尤其是股权利率)支配着资产负债表。年度运营成本,债务免除和隔夜成本占政府案例计算成本的主导。操作的不确定性导致低于最佳加工速度(或年工厂生产量),是实现较低单位成本的最有害问题。相反,降低债务利率和所需的投资回报率可以降低私营企业的成本。

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