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相关概念视频

Fluid Pressure01:14

Fluid Pressure

581
In mechanical engineering, fluid pressure plays a critical role in designing systems that utilize liquid flow, such as hydraulic systems, pumps, and valves. When designing these systems, engineers must ensure they can withstand the forces created by fluid pressure to avoid damage or failure.
According to Pascal's law, a fluid at rest will generate equal pressure in all directions. This pressure is measured as a force per unit area, and its magnitude depends on the fluid's specific...
581
Application of Pascal's Law01:03

Application of Pascal's Law

8.0K
Pascal's experimentally proven observations—that a change in pressure applied to an enclosed fluid is transmitted undiminished throughout the fluid and to the walls of its container—provide the foundations for hydraulics, one of the most important developments in modern mechanical technology.
Hydraulic systems are used to operate automotive brakes, hydraulic jacks, and numerous other mechanical systems. We can derive a relationship between the forces in a simple hydraulic system...
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相关实验视频

Updated: Jun 5, 2025

High Speed Droplet-based Delivery System for Passive Pumping in Microfluidic Devices
10:22

High Speed Droplet-based Delivery System for Passive Pumping in Microfluidic Devices

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开源的气动压力用于滴式微流体流量控制器.

Humberto S Sanchez1,2, Connie B Chang1,2,3

  • 1Center for Biofilm Engineering, Montana State University, Bozeman, MT 59717, United States of America.

Engineering research express
|December 9, 2024
PubMed
概括
此摘要是机器生成的。

一个开源的气动压力为微流体流体流量控制提供了一个具有成本效益的解决方案. 这种新的系统精确地管理压力,使微流体设备中精确的滴滴生成成为可能.

关键词:
基于滴滴的微流体制剂微流体学 在微流体学方面这是一个开源的开源软件.压力驱动的流量是压力驱动的.

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相关实验视频

Last Updated: Jun 5, 2025

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科学领域:

  • 工程 工程师 工程师 工程师
  • 微流体学 微流体学
  • 开源硬件是开源的硬件

背景情况:

  • 微流体的商用气压系统可能很昂贵,缺乏定制.
  • 在微流体研究中,需要可访问和适应的流体控制解决方案.

研究的目的:

  • 设计一个开源的气动压力,用于精确控制微流体器件中的流体流量.
  • 为现有商业系统提供一个具有成本效益和可定制的替代方案.

主要方法:

  • 设计并实施了一种开源的气动压力,使用单个微控制器和四个双压力调节器.
  • 在Arduino环境中开发了控制软件和Python的用户界面.
  • 使用水和化油验证了的性能,评估了压力控制的准确性,响应时间和超速.

主要成果:

  • 实现了精确的压力控制,分辨率<0.02 psig,响应时间快 (<1秒).
  • 设置响应时间为<2秒,超标<30%.
  • 成功生成了油中的水滴,证明了随着施加压力的下降尺寸的预期缩放.

结论:

  • 开发的开源气动为微流体应用提供了精确和快速的流体流量控制.
  • 这种定制的双调节器设计促进了微流体学完全开源系统的开发.
  • 该系统为该领域的研究人员提供了一种可行,具有成本效益和可定制的替代方案.