基于多稳定元流体的能量收集和储存
Ofek Peretz1, Ezra Ben Abu1, Anna Zigelman1
1Faculty of Mechanical Engineering, Technion - Israel Institute of Technology, Haifa, 3200003, Israel.
Advanced materials (Deerfield Beach, Fla.)
|June 3, 2023
概括
研究人员开发了人工"元流体",具有多稳定的热力学特性,用于能量收集和储存. 这些流体可以从温度变化中无限期捕获和储存能量,而无需进行热隔离.
科学领域:
- 热力学是一种热力学.
- 流体动力学 流体动力学
- 材料科学 材料科学 材料科学
背景情况:
- 流体中的多稳定热力学特性提供了新的能量收集和储存途径.
- 超材料原理可以通过控制微观结构来设计人工多稳定流体.
- 了解流体动力学是利用平衡状态之间的能量转换的关键.
研究的目的:
- 检查在弹性囊中的可压缩元流体的动力学.
- 研究这些人造流体中不同平衡状态之间的过渡.
- 探索利用流体多稳定性的能源采集和储存的潜力.
主要方法:
- 分析和实验研究的元流体动力学.
- 在一个充满液体的管中分析单个和多个多稳定的弹性囊.
- 速度,压力和温度场的研究.
主要成果:
- 这项研究分析了多稳定的弹性囊中热量完美的可压缩气体的动态.
- 研究了单个囊动力学和多个囊的相互作用.
- 证明了从外部温度变化 (时间或空间) 中收集能量.
结论:
- 流体的多稳定性使能量捕获和无限期存储成为可能.
- 在标准大气条件下,元流体可以以流体形式运输能量.
- 这种方法为能源管理提供了一种新的方法,而不需要热隔离.
相关概念视频
Energy Stored in Capacitors
546
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...
546
Energy Stored in a Capacitor
3.7K
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.
3.7K
Energy Stored in Inductors
437
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...
437
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
Conservation of Mechanical Energy
16.5K
The mechanical energy E of a system is the sum of its potential energy U and the kinetic energy K of the objects within it. What happens to this mechanical energy when only conservative forces cause energy transfers within the system—that is, when frictional and drag forces do not act on the objects in the system? Also assume that the system is isolated from its environment; in other words no external force from an object outside the system causes energy changes inside the system.
When a...
When a...
16.5K
Faraday Disk Dynamo
2.4K
A Faraday disk dynamo is a DC generator, producing an emf that is constant in time. It consists of a conducting disk that rotates with a constant angular velocity in the magnetic field, perpendicular to the disk's plane. The rotation of the disk causes a change in magnetic flux, which induces an emf, causing opposite charges to develop on the rim and in the center of the disk. The polarity of the induced emf can be determined by the direction of the magnetic field and the direction of the...
2.4K


