electrowinning

简明释义

英[ɪˌlektrəʊˈwɪnɪŋ]美[ɪˌlektroʊˈwɪnɪŋ]

n. 电解冶金法；电解沉积

英英释义

单词用法

同义词

反义词

例句

1.This paper summarizes the process features of purification arsenic removal of copper electrolyte by solvent extraction or continuous electrowinning and makes analysis and comparison.

总结了萃取法和连续电积法两种铜电解液净化脱砷新工艺的特点，并进行了分析比较。

2.This paper describes the direct recovery of gold and silver from the thiourea and sulphuric acid eluate of the loaded resin elution by using electrowinning in the diaphragm electrolyzer.

本文阐述了在隔膜电解槽中，用电积法直接从载金树脂硫脲硫酸解吸液中回收金、银的技术。

3.The research results of recovering copper by electrowinning from concentrated cyanide solution were described.

叙述了从富集氰化废液中电解回收铜的试验研究结果。

4.Mechanism of anode reactions in Slurry Electrowinning Process(SEP)in the HC1-NaCl-H2O system has been clarified based on the study of polarization curves of graphite anode under different conditions.

通过对石墨阳极极化曲线的研究，阐明了矿浆电解法在酸性氯盐介质中的阳极反应机理；

5.The power consumption in process of traditional zinc electrowinning effects directly(production) cost of electrolytic zinc.

传统的湿法炼锌过程中，电积能耗直接影响冶炼的生产成本。

6.Study status of inert anodes for zinc electrowinning was reviewed systematically.

文章系统地综述了锌电积用惰性阳极材料的研究现状。

7.The paper describes the impact of metal ions impurities on current efficiency and electrolytic zinc quality of long cycle electrowinning process.

阐述了长周期锌电积过程中金属离子杂质对电流效率和电锌质量等方面的影响。

8.The process of electrowinning is commonly used in the extraction of copper from its ores.

电解萃取的过程通常用于从矿石中提取铜。

9.In the mining industry, electrowinning helps to recover valuable metals from leach solutions.

在采矿行业，电解萃取有助于从浸出液中回收贵金属。

10.The efficiency of electrowinning can greatly affect the overall profitability of a mining operation.

电解萃取的效率可以极大地影响采矿作业的整体盈利能力。

11.New technologies are being developed to improve electrowinning processes for better metal recovery.

新技术正在开发中，以改善电解萃取过程以提高金属回收率。

12.The environmental impact of electrowinning must be carefully managed to minimize pollution.

必须仔细管理电解萃取的环境影响，以最小化污染。

作文

Electrowinning is a crucial process in the field of metallurgy and hydrometallurgy, particularly in the extraction of metals from their ores. This technique involves the use of electrical current to reduce metal ions from a solution, thereby depositing the metal onto a cathode. The process is primarily used for extracting valuable metals such as gold, silver, copper, and zinc. Understanding the concept of electrowinning (电解沉积) is essential for anyone interested in mining engineering or environmental science, as it plays a significant role in both metal recovery and sustainability efforts. The process of electrowinning (电解沉积) begins with the preparation of a metal-rich solution, often referred to as an electrolyte. This solution is typically derived from leaching processes, where minerals are dissolved using chemical solutions to separate the desired metals from their ores. Once the electrolyte is prepared, it is introduced into an electrolytic cell, which consists of an anode and a cathode. The anode is usually made of inert materials, while the cathode is where the metal deposition occurs. When an electric current is passed through the cell, metal ions in the electrolyte migrate towards the cathode, where they gain electrons and are reduced to their metallic form. This process not only helps in recovering metals but also purifies them, as impurities often remain in the solution. The efficiency of electrowinning (电解沉积) is influenced by several factors, including current density, temperature, pH levels, and the composition of the electrolyte. One of the significant advantages of electrowinning (电解沉积) is its ability to recover metals from low-grade ores and waste streams, making it an environmentally friendly option compared to traditional smelting methods. By using this technique, industries can minimize waste and reduce their carbon footprint. Furthermore, the recovered metals can be reused in manufacturing processes, contributing to a circular economy. In addition to its economic benefits, electrowinning (电解沉积) also aligns with global sustainability goals. As the demand for metals continues to rise due to technological advancements and urbanization, finding efficient and sustainable methods of extraction becomes increasingly important. The adoption of electrowinning (电解沉积) technology can help meet this demand while addressing environmental concerns associated with mining activities. However, the implementation of electrowinning (电解沉积) is not without challenges. The initial setup costs for the equipment and infrastructure can be significant, and operators must ensure that the process is carefully monitored to maintain optimal conditions for metal recovery. Additionally, the disposal of spent electrolyte solutions and other by-products must be managed responsibly to prevent environmental contamination. In conclusion, electrowinning (电解沉积) is a vital process in the modern metallurgical landscape, offering a sustainable and efficient way to extract valuable metals from ores and waste materials. Its significance extends beyond mere metal recovery, impacting economic viability and environmental stewardship. As industries continue to innovate and seek greener alternatives, the role of electrowinning (电解沉积) will undoubtedly become more prominent, shaping the future of metal extraction and recycling practices worldwide.

电解沉积是冶金和湿法冶金领域中的一个关键过程，特别是在从矿石中提取金属方面。这项技术涉及使用电流来还原溶液中的金属离子，从而将金属沉积到阴极上。该过程主要用于提取黄金、白银、铜和锌等贵金属。理解electrowinning（电解沉积）的概念对于任何对矿业工程或环境科学感兴趣的人来说都是至关重要的，因为它在金属回收和可持续性努力中发挥了重要作用。 electrowinning（电解沉积）的过程始于金属富含溶液的制备，通常称为电解质。该溶液通常来自浸出过程，在此过程中，使用化学溶液溶解矿物以分离所需金属。一旦电解质准备好，就会将其引入电解池，该池由阳极和阴极组成。阳极通常由惰性材料制成，而阴极是金属沉积发生的地方。 当电流通过电池时，电解质中的金属离子向阴极迁移，在那里它们获得电子并被还原为金属形式。这个过程不仅有助于回收金属，还能净化金属，因为杂质通常留在溶液中。electrowinning（电解沉积）的效率受多种因素的影响，包括电流密度、温度、pH值和电解质的成分。 electrowinning（电解沉积）的一大显著优势是能够从低品位矿石和废物流中回收金属，使其成为一种环保的选择，相较于传统的冶炼方法。通过使用这项技术，工业可以最小化废物并减少其碳足迹。此外，回收的金属可以在制造过程中重复使用，有助于循环经济的发展。 除了经济效益外，electrowinning（电解沉积）还与全球可持续发展目标相一致。随着由于技术进步和城市化导致对金属需求的不断上升，寻找高效和可持续的提取方法变得越来越重要。采用electrowinning（电解沉积）技术可以帮助满足这种需求，同时解决与采矿活动相关的环境问题。 然而，electrowinning（电解沉积）的实施并非没有挑战。设备和基础设施的初始设置成本可能很高，操作人员必须确保过程得到仔细监控，以维持金属回收的最佳条件。此外，废弃电解质溶液和其他副产品的处置必须负责任地管理，以防止环境污染。 总之，electrowinning（电解沉积）是现代冶金领域的重要过程，提供了一种可持续和高效的方法来从矿石和废料中提取贵金属。它的意义超越了单纯的金属回收，影响着经济可行性和环境管理。随着各行业不断创新，寻求更绿色的替代方案，electrowinning（电解沉积）的角色无疑将变得更加突出，塑造全球金属提取和回收实践的未来。