相关实验视频
Updated: Jul 2, 2025
08:23
Finite Element Modelling of a Cellular Electric Microenvironment
Published on: May 18, 2021
3.4K
连续的双弦网格电线的中光学模型和流量特征
Minhua Huang1, Haiqiao Wang1, Shiqiang Chen2
1School of Resource, Environment and Safety Engineering, Hunan University of Science and Technology, Xiangtan 411201, Hunan Province, China.
Journal of environmental management
|February 23, 2024
概括
这项研究引入了一种湿电网电线装置,用于控制来自优化工厂的尘埃和热量. 优化的间距确保了高除尘效率 (98.98%) 和5°C的温度下降,满足排放标准.
科学领域:
- 环境工程 环境工程
- 流体动力学 流体动力学
- 控制颗粒物物质的控制
背景情况:
- 优化工厂产生带有灰尘的热空气流,造成大气污染.
- 未经处理的废气直接排放需要有效的灰尘和热量控制措施.
研究的目的:
- 为了研究空气流通过湿和弦电网电线的流体动力学,以去除灰尘和热量.
- 为了优化一个湿的和弦网格电线装置的设计,用于优化工厂的废气处理.
主要方法:
- 利用格子博尔茨曼方法 (LBM) 建模围绕象征弦格子线的圆柱形结构的空气流.
- 分析了各种间距比的流量特征,包括流散和阻力系数.
- 进行实验测试以验证设备在除尘和降温方面的性能.
主要成果:
- 确定了一个关键的流动方向间距比率 (L/D = 2.5) 影响流流和阻力.
- 确定最佳参数范围:L/D ≥3.5和1.35 ≤W/D ≤2.5用于增强混合和减少抑制.
- 实现了98.98%的除尘效率 (从38.27 mg/m3到0.39 mg/m3) 和5°C的温度下降.
结论:
- 优化的湿网线装置可以有效地净化和冷却优化工厂的废气.
- 该设备确保空气质量符合环境排放标准.
- 该研究为这种净化技术的工业应用提供了关键的设计参数.
更多相关视频
相关概念视频
01:18Magnetic Field Due to Two Straight Wires
2.5K
Consider two parallel straight wires carrying a current of 10 A and 20 A in the same direction and separated by a distance of 20 cm. Calculate the magnetic field at a point "P2", midway between the wires. Also, evaluate the magnetic field when the direction of the current is reversed in the second wire.
2.5K
01:28Magnetic Field Due To A Thin Straight Wire
4.8K
Consider an infinitely long straight wire carrying a current I. The magnetic field at point P at a distance a from the origin can be calculated using the Biot-Savart law.
4.8K
01:17Steady, Laminar Flow Between Parallel Plates
192
Understanding steady, laminar flow between parallel plates is essential for analyzing and designing flow in narrow rectangular channels, commonly found in various water conveyance and drainage systems. The Navier-Stokes equations govern fluid motion and are generally challenging to solve due to their nonlinearity. However, simplifications are possible in certain cases, like the steady laminar flow between parallel plates. For this scenario, we assume steady, incompressible, laminar flow.
192
01:22Magnetic Force On Current-Carrying Wires: Example
1.5K
In a magnetic field, moving charges encounter a force. If a wire contains these moving charges, i.e., if the wire is carrying a current, then a force acts on the wire as well. Consider a pair of flexible leads holding a wire that is 40 cm long and 10 g in weight in a horizontal position. The wire is placed in a constant magnetic field of 0.40 T, as shown in Figure 1(a). Determine the magnitude and direction of the current flowing in the wire needed to remove the tension in the supporting leads.
1.5K
01:20Mesh Analysis
670
Mesh analysis is a valuable method for simplifying circuit analysis using mesh currents as key circuit variables. Unlike nodal analysis, which focuses on determining unknown voltages, mesh analysis applies Kirchhoff's voltage law (KVL) to find unknown currents within a circuit. This method is particularly convenient in reducing the number of simultaneous equations that need to be solved.
A fundamental concept in mesh analysis is the definition of meshes and mesh currents. A mesh is a closed...
A fundamental concept in mesh analysis is the definition of meshes and mesh currents. A mesh is a closed...
670
01:30Typical Model Studies
359
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
359