英国:电池储能系统成为应对负电价的关键解决方案【双语阅读】

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内容概要

英国能源市场分析:2024年电力市场负电价频率大幅增加,可再生能源开发商面临挑战,电池储能系统(BESS)成为应对过剩供给的关键解决方案,有助于推动净零排放转型。

全文词数:435
重点词数:24
试题数量:4

正文

Part 1

Analysis from energy market analytics firm Aurora has shown that negative price periods in Britain were six times more frequent in 2024 than in 2022.

The research company blames this increase, and the resultant concern being felt by renewable energy developers, on oversupply conditions driven by weak power demand combined with robust economic incentives, including the UK’s Contracts for Difference (CfD) scheme.

Early versions of the CfD scheme supported assets financially during times of negative prices and thus removing the economic incentive to curtail generation during times of excess supply.

Current CfD contracts do not support assets when prices drop below zero, which encourages a more flexible and responsive approach to generation that reduces oversupply.

能源市场分析公司Aurora的分析显示,2024年英国负电价时段的频率是2022年的6倍。

该研究公司指出,这种增长以及由此引发的可再生能源开发商的担忧,源于疲软的电力需求与强有力的经济激励措施(包括英国的差价合约CfD计划)共同导致的供过于求状况。

早期版本的CfD计划在负电价时期仍对资产提供财政支持,从而消除了在供应过剩时期限制发电的经济动机。

现行的CfD合约在电价降至零以下时不再提供支持,这促使发电方采取更灵活和积极的发电方式,从而减少供应过剩。

analytics /ˌænəˈlɪtɪks/ n. 分析学,分析方法
negative price  phrase 负电价(电力市场中电价低于零的情况)
resultant /rɪˈzʌltənt/ adj. 由此产生的,作为结果的
renewable /rɪˈnjuːəbl/ adj. 可再生的,可更新的
oversupply /ˌəʊvəsəˈplaɪ/ n. 供过于求,过度供应
curtail /kɜːˈteɪl/ v. 缩减,削减,限制
flexible /ˈfleksəbl/ adj. 灵活的,可变通的,柔韧的
responsive /rɪˈspɒnsɪv/ adj. 积极响应的,敏感的,有反应的

Part 2

Similar oversupply conditions have also been seen in other major European markets, including Germany and the Netherlands, with legacy subsidy contracts there contributing to the increased number of negative price periods in Britain this year; imports drove the majority of negative price occurrences across 2024.

Power demand has fallen in Britain by over 20% since 2010, with improved energy efficiency and reduced output in the commercial and industrial sectors being the dominant cause of this.

Energy demand is set to increase with the electrification of society. However, Aurora notes that the adoption of electrification in key sectors, including transport and heating, has been disappointingly slow due to high costs, supply chain issues, and infrastructure constraints. The company notes that these pressures pose a significant threat to the net zero transition in the UK and also may discourage investment in renewable energy projects.

其他欧洲主要市场,包括德国和荷兰,也出现了类似的供过于求的情况,那里的传统补贴合同导致英国今年负电价时段增加;纵观2024年,进口电力是造成大多数负电价出现的主要原因。

自2010年以来,英国的电力需求下降了20%以上,这主要是由于能源使用效率提高以及工商业部门产出减少所致。

随着社会电气化进程的推进,能源需求将会增加。然而,Aurora指出,由于高成本、供应链问题和基础设施限制,包括交通和供暖在内的关键领域的电气化进程一直进展缓慢,令人失望。

该公司指出,这些压力对英国实现净零排放转型构成重大威胁,同时可能会打消投资者对可再生能源项目的投资意愿。

legacy /ˈleɡəsi/ adj. 传统的,遗留的,继承的
electrification /ɪˌlektrɪfɪˈkeɪʃn/ n. 电气化,通电
adoption /əˈdɒpʃn/ n. 采用,采纳,接受
constraints /kənˈstreɪnts/ n. 限制,约束,束缚
transition /trænˈzɪʃn/ n. 过渡,转型,转变
discourage /dɪsˈkʌrɪdʒ/ v. 阻止,劝阻,使气馁

Part 3

Despite these challenges for the industry, the battery energy storage (BESS) sector has been highlighted as a success story.

The increased frequency of negative price periods has improved margins for UK battery assets, and Aurora notes that the increased use of BESS to increase renewable energy flexibility is 'vital' to net zero transition goals.

The increased importance of BESS is highlighted in other forecasts about future profits. As reported by Solar Power Portal, research agency Cornwall Insight has predicted that profits from BESS assets will rebound by 2026, following what has been called an 'extended period of underperformance'.

尽管行业面临这些挑战,但电池储能(BESS)领域被视为一个成功案例。

英国电池资产因负电价时段频率增加而改善了利润率,Aurora指出,增加使用BESS来提升可再生能源灵活性对实现净零转型目标'至关重要'。

其他关于未来利润的预测也突显了BESS的重要性日益提升。据Solar Power Portal报道,研究机构Cornwall Insight预测,在经历了所谓的'长期表现不佳'之后,BESS资产的利润将在2026年反弹。

highlight /ˈhaɪlaɪt/ v. 突出显示,强调,使显著,成为焦点
frequency /ˈfriːkwənsi/ n. 频率,发生率,出现次数
margin /ˈmɑːdʒɪn/ n. 利润率,边际,页边空白,差额
flexibility /ˌfleksəˈbɪləti/ n. 灵活性,弹性,适应性
vital /ˈvaɪtl/ adj. 至关重要的,必不可少的,生死攸关的
rebound /rɪˈbaʊnd/ v. 反弹,回升,复苏
extended /ɪkˈstendɪd/ adj. 延长的,持续的,长期的
underperformance /ˌʌndəpəˈfɔːməns/ n. 表现不佳,业绩不佳,表现低于预期

Part 4

Pranav Menon, research associate at Aurora Energy Research, says: 'The increase in the number of negative price periods in the GB power market this year has caused significant concerns among developers and investors about the future profitability of renewable investments.

Maintaining a conducive investment landscape for renewables requires an acceleration in the pace of electrification in sectors such as heat and transport, which is key to delivering economy-wide Net Zero, as well as focusing on improving system flexibility through storage.

Aurora Energy Research的研究员Pranav Menon表示:'今年英国电力市场负电价时段的增加,引起了开发商和投资者对可再生能源投资未来盈利能力的重大担忧。'

维持有利于可再生能源的投资环境,需要加快供热和交通等领域的电气化进程,这是实现整体经济净零排放的关键,同时还需要通过储能来提高系统灵活性。

profitability /ˌprɒfɪtəˈbɪləti/ n. 盈利能力,收益性
conducive /kənˈdjuːsɪv/ adj. 有利的,有助于的

试题

题目

1.According to Aurora's analysis, negative price periods in Britain were _______ more frequent in 2024 than in 2022. (2词)

2.Power demand in Britain has _______ since 2010, mainly due to improved energy efficiency. (2词)

3.The adoption of electrification has been slow due to high costs, _______ and infrastructure constraints. (3词)

4.The increased use of BESS to improve renewable energy flexibility is _______ to net zero transition goals. (1词)

答案

1.six times
位置:Part 1 第1段
解析:原文明确指出'negative price periods in Britain were six times more frequent in 2024 than in 2022'
考点:数量词组的准确使用

2.fallen by
位置:Part 2 第2段
解析:原文提到'Power demand has fallen in Britain by over 20% since 2010'
考点:动词短语的正确使用

3.supply chain issues
位置:Part 2 第3段
解析:原文提到'has been disappointingly slow due to high costs, supply chain issues, and infrastructure constraints'
考点:名词短语的准确应用

4.vital
位置:Part 3 第2段
解析:原文提到'the increased use of BESS to increase renewable energy flexibility is 'vital' to net zero transition goals'
考点:形容词的准确使用

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