High-efficient and eco-friendly technology for the elimination of permanent organic pollutants in filtration systems
High-efficient and eco-friendly technology for the elimination of permanent organic pollutants in filtration systems
批准号:
10072336
负责人:
金额:
$6.37万
依托单位:
依托单位国家:
英国
项目类别:
Grant for R&D
财政年份:
2023
资助国家:
英国
项目状态:
已结题
起止时间:
2023 至 --
中文摘要
英国是《斯德哥尔摩公约》的一部分,旨在消除持久性有机污染物;地下水和河流中经常发现的全氟辛烷磺酸和全氟辛烷磺酸(多氟物质)被认为是持久性有机污染物。到2030年,公司需要找到有效的方法来净化这些化学品中的常规水和废水。Speral Sinfin是一家开发新的等离子体技术的公司,以解决其他公司的水污染问题。水正在成为一种有限的资源,水所需的处理水平每天都在增加。持久性污染物的日益存在给水务公司带来了巨大的压力,以确保向客户输送的水的质量,同时也推高了与这些处理相关的成本。此外,由于降雨周期的变化正在产生暂时高水平的持久性有机污染物,消除灰水受到了极大的关注。目前,在消除水中的持久性有机污染物时,通常使用的过滤系统会导致过滤器积累高度[有毒]浓度的持久性有机污染物。过滤完成后,需要移除和焚烧过滤器,这会导致高水平的有毒副产物,如基于氟的气体释放到空气中(因此需要一个系统来中和这些气体);不幸的是,通过过滤器去除和中和的选择是一项复杂而昂贵的任务。今天没有多少具有成本效益的替代品。我们建议在从工厂拆除过滤器之前消除过滤系统上的持久性有机污染物。我们提出的等离子体处理是“一种化学处理,但不含化学物质”,除了水之外,不会留下任何其他化学物质;等离子体活化水(PAW)是指水分子氧化有机物质,并在一小段时间后将其分解,使水恢复到正常、清洁的状态。PAW可以有效地破坏有机物质,例如全氟辛烷磺酸/全氟辛烷磺酸或持久性有机污染物等“永恒的化学品”。这项技术有一些非常重要的好处:等离子体处理(直接或PAW)相当于强烈的化学氧化处理,但优势是所有物种都是在当地形成的(不需要化学品运输或操作),并且等离子体在水中产生的所有化学物质都是短暂的,这意味着这种处理不会产生化学残留物。所有产生的废物都将是无害的化学物质(根据科学出版物)。这将对水处理的清洁程度产生巨大影响。
英文摘要
The UK is part of the Stockholm Convention targeting the removal of persistent organic pollutants (POPs); PFAS and PFOS (poly-fluorinated materials) frequently found in groundwaters and rivers are considered POP chemicals. Companies need to find effective ways to clean both regular water and wastewater from these chemicals by 2030\.Speral Sinfin is a company developing new plasma technology to address within others, water contamination problems. Water is becoming a limited resource and the level of treatment that water requires is increasing every day. The growing presence of Persistent Contaminants is putting a lot of stress on water companies to assure the quality of the water delivered to customers, as well as inflating the cost associated with these treatments. Furthermore, the elimination of grey waters is getting much attention, as the changes in rain cycles are creating temporal high levels of POP.Currently, when eliminating POPs from water, commonly using filtration systems leads the filters to accumulate a highly \[toxic\] concentration of POPs. After the filtration is completed, the filters need to be removed and burnt, which causes a release of a high level of toxic by-products like fluor-based gases into the air (so a system to neutralise these is required); unfortunately, the option of removal and neutralisation by filters is a complex and expensive task. Not many cost-effective alternatives are available today.We propose to eliminate POPs on filtration systems before the filters are removed from the plant. Our proposed plasma treatment is "a chemical treatment, but chemicals free", with no chemicals other than water left behind; plasma-activated water (PAW) means water molecules oxidize the organic material and decompose it returning water to regular, clean condition after a small period of time. PAW can effectively destroy organic material e.g. "eternal chemicals" such as PFOS/PFAS or POP. This technology has some very important benefits: the plasma treatment (directly or PAW) is equivalent to a strong chemical oxidative treatment, but with the advantage that all species are formed locally (no chemicals transportation or manipulation is necessary) and all "chemicals" created by the plasma in water, are short-lived, which means that there is no chemical residue caused by this treatment. All the created waste would be innocuous chemicals (as per scientific publications). This will have an enormous impact in terms of how clean the water treatment can be.
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