Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Indefinite Integrals01:25

Indefinite Integrals

29
The water inflow rate into a storage tank is not constant but increases over time. Initially, the pump delivers water at a rate of 5 L/min. However, the inflow rate increases by 2 L/min for each additional minute due to rising pressure or system adjustments. This scenario can be described mathematically by a linear function:It is necessary to integrate the inflow rate function to measure the total volume of water added to the tank over time. The total water volume V(t) is obtained by performing...
29
Regulation of Water Output01:26

Regulation of Water Output

2.0K
The human body predominantly expels water through the urinary system. On average, an individual generates around 1.5 liters of urine each day. This amount can fluctuate based on how well a person is hydrated, but a critical minimum quantity of urine must be produced to ensure the body's proper functioning. Daily, the kidneys remove 600 to 1200 milliosmoles of dissolved substances, effectively excreting excess minerals and water-soluble toxins such as creatinine, urea, and uric acid from the...
2.0K
Factors Affecting Workability01:24

Factors Affecting Workability

296
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...
296
Multiple Pipe Systems01:21

Multiple Pipe Systems

1.2K
Multipipe systems consist of complex configurations of interconnected pipes designed to transport fluids efficiently across intricate networks. They are essential in engineering applications requiring precise control over flow distribution, pressure, and head loss. They are categorized into series, parallel, loop, and network configurations, each distinguished by unique flow characteristics and applications.
Series Configuration
In a series configuration, fluid flows sequentially from one pipe...
1.2K
Water Cement Ratio01:28

Water Cement Ratio

1.1K
The water-cement ratio is pivotal in defining concrete's quality. This ratio, a balance between the weight of water and cement in the mix, shapes the concrete's strength, durability, and resistance to environmental factors. As identified by Abrams’ law, less water in the mix equates to stronger concrete. However, water is essential not only for the chemical process of hydration but also for the concrete's workability and compaction. While hydration chemically binds water and...
1.1K
Design Example: Designing a Residential Plumbing System01:25

Design Example: Designing a Residential Plumbing System

1.1K
The design of residential plumbing systems requires carefully evaluating water demand, flow rates, and pressure dynamics to ensure both efficiency and reliability. The nature of water flow within pipes is defined by its Reynolds number, which classifies flow as either laminar (smooth) or turbulent.
1.1K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Computational Environmental Impact Assessment of an Enhanced PVC Production Process.

Polymers·2025
Same author

Influence of Water Regeneration on Chemical and Process Indices in an Energy-Integrated PVC Production Process.

Polymers·2025
Same author

Enhancing Technical Performance of PVC Production: A WEP-Based Energy and Water Assessment.

Polymers·2025
Same author

Potential Use of Andean Tuber Waste for the Generation of Environmentally Sustainable Bioelectricity.

Molecules (Basel, Switzerland)·2024
Same author

Bibliometric and Co-Occurrence Study of Process System Engineering (PSE) Applied to the Polyvinyl Chloride (PVC) Production.

Materials (Basel, Switzerland)·2023
Same author

High-Efficiency Removal of Lead and Nickel Using Four Inert Dry Biomasses: Insights into the Adsorption Mechanisms.

Materials (Basel, Switzerland)·2023

相关实验视频

Updated: Jan 18, 2026

Scalable Step-by-Step Approach of Sustainable Bioplastic Production from Food Waste
08:14

Scalable Step-by-Step Approach of Sustainable Bioplastic Production from Food Waste

Published on: July 18, 2025

1.1K

水再生和整合对PVC制造技术指标的影响 使用工艺系统工程的PVC制造技术指标.

Eduardo Andrés Aguilar-Vásquez1, Segundo Rojas-Flores2, Ángel Darío González-Delgado1

  • 1Nanomaterials and Computer Aided Process Engineering Research Group (NIPAC), Universidad de Cartagena, Chemical Engineering Department, Cartagena de Indias 130015, Colombia.

Polymers
|September 13, 2025
PubMed
概括

本研究介绍了聚乙烯 (PVC) 生产的再生方法,通过先进的水资源管理策略,显著减少了61%的淡水和83%的废水使用.

关键词:
在PVC中,PVC是PVC.在WEP分析中,分析了WEP.大众集成就是大众集成.过程工程系统工程系统工程复兴再生是一种再生方式.可持续性 可持续性 可持续性

更多相关视频

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment
08:24

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Published on: May 2, 2025

885
Parameterizing V-notch Weir Equations for Flow Monitoring in a Drainage Control Structure
07:15

Parameterizing V-notch Weir Equations for Flow Monitoring in a Drainage Control Structure

Published on: April 25, 2025

978

相关实验视频

Last Updated: Jan 18, 2026

Scalable Step-by-Step Approach of Sustainable Bioplastic Production from Food Waste
08:14

Scalable Step-by-Step Approach of Sustainable Bioplastic Production from Food Waste

Published on: July 18, 2025

1.1K
Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment
08:24

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Published on: May 2, 2025

885
Parameterizing V-notch Weir Equations for Flow Monitoring in a Drainage Control Structure
07:15

Parameterizing V-notch Weir Equations for Flow Monitoring in a Drainage Control Structure

Published on: April 25, 2025

978

科学领域:

  • 化学工程是化学工程的重要组成部分.
  • 环境工程 环境工程
  • 工艺系统工程 工艺系统工程

背景情况:

  • 聚乙烯 (PVC) 悬浮聚合生成大量的淡水需求和废水.
  • 现有的PVC生产大规模整合战略主要侧重于直接回收.
  • 改善水资源管理对于可持续的PVC制造至关重要.

研究的目的:

  • 实施和评估一种再生方法,用于整合PVC悬浮工艺,以提高水资源管理.
  • 评估综合PVC工艺的水能产品 (WEP) 性能.
  • 分析再生对淡水消耗,废水产生和整体工艺效率的影响.

主要方法:

  • 使用AspenPlus软件 (v.14) 模拟PVC悬浮过程.
  • 应用质量整合,重点关注废水再利用的再生方法.
  • 使用水-能源-产品 (WEP) 技术分析对综合系统的评估.

主要成果:

  • 实现了淡水消耗量减少61%和废水产生量减少83%.
  • 尽管减少了废水,但每天剩余废水仍然为258.6.
  • 显著改善了水用量指标,每年淡水成本减少了426,858.8美元.
  • 能源性能显示高消耗,热集成节能有限 (11MJ/h).

结论:

  • 再生方法在PVC生产中为节水提供了巨大的好处,与循环经济原则保持一致.
  • 新兴的废水再生技术为塑料厂提供了显著的优势和权衡.
  • 虽然水资源管理得到了改进,但在综合过程中需要进一步优化能源效率.