基于双层优化模型的住宅复合储能系统的潜在应用分析
Xueyuan Zhao1,2, Xiaoyu Ying3, Weijun Gao4
1Institute of Architectural Engineering, Zhejiang University, Hangzhou, 310058, China.
Scientific reports
|March 16, 2024
概括
优化复合能源存储系统 (ESS) 提高了住宅能源经济性和环境影响. 热能储能系统 (TESS) 提供最快的回报率和最低的二氧化碳排放量,而混合系统尽管初期成本高,但显示出未来的潜力.
科学领域:
- 能源系统工程 能源系统工程
- 整合可再生能源的整合
- 可持续技术评估 可持续技术评估
背景情况:
- 需求管理和可再生能源的日益整合需要最佳利用储能设备.
- 当前储能设备的性能和经济可行性需要对住宅应用进行全面评估.
研究的目的:
- 优化复合能源存储系统 (ESS) 的容量和年产量.
- 对不同ESS配置的能源,环境和经济性能进行比较分析.
- 为开发用户端能源存储提供见解.
主要方法:
- 开发ESS容量和生产的双层优化模型.
- 使用一年的测量数据,设计和分析一个复合式储能系统的四个不同的案例.
- 从能源,环境和经济角度进行比较性绩效分析.
主要成果:
- 储能设备显然提高了住宅能源系统的经济和环境状况.
- 热能储能系统 (TESS) 的回报期最短 (7.84年),二氧化碳排放量最低.
- 由于价格波动和碳税,电热混合储能系统 (HESS) 显示出未来的潜力,但面临高的初始投资成本.
结论:
- 储能解决方案,特别是TESS,为住宅用户提供了显著的经济和环境效益.
- HESS是一个有希望的,但目前成本极高的选择,需要进一步降低成本和政策支持.
- 建议通过补贴和激励来降低设备成本,以便更广泛地采用用户端的能源存储.
相关概念视频
Energy Stored in a Capacitor: Problem Solving
1.1K
In 1749, Benjamin Franklin coined the word battery for a series of capacitors connected to store energy. Capacitors store electric potential energy that can be released over a short time. This property means capacitors have a wide range of applications.
Capacitor-discharge ignition is a type of ignition system commonly found in small engines where the energy released from a capacitor ignites an induction coil that, in turn, fires the spark plug.
To calculate the energy stored in a capacitor of...
Capacitor-discharge ignition is a type of ignition system commonly found in small engines where the energy released from a capacitor ignites an induction coil that, in turn, fires the spark plug.
To calculate the energy stored in a capacitor of...
1.1K
Energy Stored in Capacitors
488
A parallel plate capacitor, when connected to a battery, develops a potential difference across its plates. This potential difference is key to the operation of the capacitor, as it determines how much electrical energy the capacitor can store.
By integrating the equation that relates voltage and current in a capacitor, one can derive an equation for the voltage across the capacitor at any given time. This equation is crucial in understanding and predicting the behavior of capacitors in...
By integrating the equation that relates voltage and current in a capacitor, one can derive an equation for the voltage across the capacitor at any given time. This equation is crucial in understanding and predicting the behavior of capacitors in...
488
Energy Stored in a Capacitor
3.6K
When an archer pulls the string in a bow, he saves the work done in the form of elastic potential energy. When he releases the string, the potential energy is released as kinetic energy of the arrow. A capacitor works on the same principle in which the work done is saved as electric potential energy. The potential energy (UC) could be calculated by measuring the work done (W) to charge the capacitor.
3.6K
Energy Stored in Inductors
387
An inductor is ingeniously crafted to accumulate energy within its magnetic field. This field is a direct result of the current that meanders through its coiled structure. When this current maintains a steady state, there is no detectable voltage across the inductor, prompting it to mimic the behavior of a short circuit when faced with direct current.
In terms of gauging the energy stored within an inductor, it is equivalent to the integral of the power delivered at every individual moment, all...
In terms of gauging the energy stored within an inductor, it is equivalent to the integral of the power delivered at every individual moment, all...
387
Energy Losses in Transformers
869
In an ideal transformer, it is assumed that there are no energy losses, and, hence, all the power at the primary winding is transferred to the secondary winding. However, in reality, the transformers always have some energy losses, and, hence, the output power obtained at the secondary winding is less than the input power at the primary winding due to energy losses.
There are four main reasons for energy losses in transformers.
The first cause can be the high resistance of the...
There are four main reasons for energy losses in transformers.
The first cause can be the high resistance of the...
869
Maximum Power Flow and Line Loadability
107
The maximum power flow for lossy transmission lines is derived using ABCD parameters in phasor form. These parameters create a matrix relationship between the sending-end and receiving-end voltages and currents, allowing the determination of the receiving-end current. This relationship facilitates calculating the complex power delivered to the receiving end, from which real and reactive power components are derived.
107


