塑造社区微电网运行的社会因素
Gurupraanesh Raman1,2, Yang Yang2,3, Jimmy Chih-Hsien Peng4
1Department of Electrical and Computer Engineering, National University of Singapore, Singapore, Singapore.
Nature communications
|July 31, 2024
概括
社区微电网可以在停电期间确保电力供应. 居民支持差异化能源定价,并愿意出售储存的电力,表明社会接受能源即服务模式.
科学领域:
- 能源政策 能源政策
- 能源基础设施对社会的影响
- 可再生能源系统可再生能源系统
背景情况:
- 极端天气事件经常导致广泛的停电.
- 局部能源资源,称为微电网,为维持关键电力供应提供了解决方案.
- 在长时间停电期间,社区微电网需要有效的能源配给策略.
研究的目的:
- 调查美国居民在停电期间对有限微电网能源的配给偏好.
- 评估公众对能源分配差异化服务模式的接受度.
- 了解个人备份设备的储存能源向微电网出售的意愿.
主要方法:
- 对1021名美国居民进行了关于能源配给偏好的调查.
- 对有关差异化服务和销售意愿的回应进行分析.
- 确定影响人们对能源分配公平性看法的因素.
主要成果:
- 超过91.8%的受访者支持差异化服务模式,允许更高的能源配额增加支付.
- 受访者表示愿意将42-53%的储能出售给微电网.
- 对消费者和仓储所有者来说,确定了影响公平感知的因素.
结论:
- 在社区微电网中进行能源配给的差异化服务模式得到了公众的高度支持.
- 准备出售储存能源的概念强调了自我保护和经济激励之间的平衡.
- 能源即服务模式被认为是社区微电网的社会可接受,为政策制定者和企业提供了有价值的见解.
相关概念视频
01:24Factors Affecting Workability
68
The workability of concrete is a critical characteristic that influences the ease of mixing, handling, and finishing the concrete. It is affected by several factors including water content, aggregate properties, and admixtures like air entrainment. Water plays a fundamental role as it lubricates the concrete mix, facilitating easier movement and placement. However, the water requirement varies depending on the texture and shape of aggregates. Finer particles and angular, rough-textured...
68
01:25Secondary Distribution
83
Secondary distribution systems provide electrical energy at the utilization voltage levels from distribution transformers to customer meters. Typical secondary voltages in the United States include 120/240 V for residential use, 208Y/120 V for residential and commercial use, and 480Y/277 V for industrial and high-rise commercial use.
In residential areas, 120/240 V single-phase, three-wire service is commonly used for lighting, outlets, and large appliances. Urban areas with high-density loads...
In residential areas, 120/240 V single-phase, three-wire service is commonly used for lighting, outlets, and large appliances. Urban areas with high-density loads...
83
01:30Control of Power Flow
259
There are several methods to control power flow in power systems:
259
01:25Power System Distribution
229
Power system distribution involves delivering electrical energy from power plants to consumers through a network of transmission and distribution systems. The process begins at power plants, where energy from coal, gas, nuclear, water, and wind is converted into electrical energy. These plants use three-phase generators, typically rated between 50 to 1300 MVA, with terminal voltages ranging from a few kV to 20 kV, depending on the size and age of the units.
The transmission system is designed...
The transmission system is designed...
229
01:07Electrical Power
3.0K
Electric power is the product of current and voltage, represented in units of joules per second, or watts. For example, cars often have one or more auxiliary power outlets with which you can charge a cell phone or other electronic devices. These outlets may be rated at 20 amps and 12 volts, so that the circuit can deliver a maximum power of 240 watts. Consider a 25 Watt bulb and a 60 Watt bulb. The conversion of electrical energy produces heat and light, while the kinetic energy lost by the...
3.0K
01:15Conservation of AC Power
330
The principle of power preservation is applicable to both ac and dc circuits. This principle, when applied to AC power, asserts that the complex, real, and reactive powers produced by the source are equal to the total complex, real, and reactive powers absorbed by the loads. When two load impedances are connected in parallel to an ac source V, the complex power provided by the source can be calculated using the relation
330