Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants

The use of nano-photocatalysts for the water/wastewater purifications, particularly in developing regions, offers promising advantages over conventional technologies. TiO<sub>2</sub>-based photocatalysts deposited on fabrics represent an efficient solution for obtaining heterogeneous pho...

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Autores principales:	Lara Faccani, Simona Ortelli, Magda Blosi, Anna Luisa Costa
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	photodegradation nanoparticles semi-pilot plant fabric Chemical technology TP1-1185 Chemistry QD1-999
Acceso en línea:	https://doaj.org/article/54f5efc1b166433b8d4c507e2a7546ff
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spelling	oai:doaj.org-article:54f5efc1b166433b8d4c507e2a7546ff2021-11-25T17:07:10ZCeramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants10.3390/catal111114182073-4344https://doaj.org/article/54f5efc1b166433b8d4c507e2a7546ff2021-11-01T00:00:00Zhttps://www.mdpi.com/2073-4344/11/11/1418https://doaj.org/toc/2073-4344The use of nano-photocatalysts for the water/wastewater purifications, particularly in developing regions, offers promising advantages over conventional technologies. TiO<sub>2</sub>-based photocatalysts deposited on fabrics represent an efficient solution for obtaining heterogeneous photocatalysts, which are easily adaptable in the already installed water treatment plants or air purification systems. Despite the huge effort spent to develop and characterize novel nano-photocatalysts, which are especially active under solar light, knowledge gaps still persist for their full-scale application, starting from the reactor design and scale-up and the evaluation of the photocatalytic efficiency in pre-pilot scenarios. In this study, we offered easily scalable solutions for adapting TiO<sub>2</sub>-based photocatalysts, which are deposited on different kinds of fabrics and implemented in a 6 L semi-pilot plant, using the photodegradation of Rhodamine B (RhB) as a model of water pollution. We took advantage of a multi-variable optimization approach to identify the best design options in terms of photodegradation efficiency and turnover frequency (TOF). Surprisingly, in the condition of use, the irradiation with a light-emitting diode (LED) visible lamp appeared as a valid alternative to the use of UV LED. The identification of the best design options in the semi-pilot plant allowed scaling up the technology in a 100 L pilot plant suitable for the treatment of industrial wastewater.Lara FaccaniSimona OrtelliMagda BlosiAnna Luisa CostaMDPI AGarticlephotodegradationnanoparticlessemi-pilot plantfabricChemical technologyTP1-1185ChemistryQD1-999ENCatalysts, Vol 11, Iss 1418, p 1418 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	photodegradation nanoparticles semi-pilot plant fabric Chemical technology TP1-1185 Chemistry QD1-999
spellingShingle	photodegradation nanoparticles semi-pilot plant fabric Chemical technology TP1-1185 Chemistry QD1-999 Lara Faccani Simona Ortelli Magda Blosi Anna Luisa Costa Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants
description	The use of nano-photocatalysts for the water/wastewater purifications, particularly in developing regions, offers promising advantages over conventional technologies. TiO<sub>2</sub>-based photocatalysts deposited on fabrics represent an efficient solution for obtaining heterogeneous photocatalysts, which are easily adaptable in the already installed water treatment plants or air purification systems. Despite the huge effort spent to develop and characterize novel nano-photocatalysts, which are especially active under solar light, knowledge gaps still persist for their full-scale application, starting from the reactor design and scale-up and the evaluation of the photocatalytic efficiency in pre-pilot scenarios. In this study, we offered easily scalable solutions for adapting TiO<sub>2</sub>-based photocatalysts, which are deposited on different kinds of fabrics and implemented in a 6 L semi-pilot plant, using the photodegradation of Rhodamine B (RhB) as a model of water pollution. We took advantage of a multi-variable optimization approach to identify the best design options in terms of photodegradation efficiency and turnover frequency (TOF). Surprisingly, in the condition of use, the irradiation with a light-emitting diode (LED) visible lamp appeared as a valid alternative to the use of UV LED. The identification of the best design options in the semi-pilot plant allowed scaling up the technology in a 100 L pilot plant suitable for the treatment of industrial wastewater.
format	article
author	Lara Faccani Simona Ortelli Magda Blosi Anna Luisa Costa
author_facet	Lara Faccani Simona Ortelli Magda Blosi Anna Luisa Costa
author_sort	Lara Faccani
title	Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants
title_short	Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants
title_full	Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants
title_fullStr	Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants
title_full_unstemmed	Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants
title_sort	ceramized fabrics and their integration in a semi-pilot plant for the photodegradation of water pollutants
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/54f5efc1b166433b8d4c507e2a7546ff
work_keys_str_mv	AT larafaccani ceramizedfabricsandtheirintegrationinasemipilotplantforthephotodegradationofwaterpollutants AT simonaortelli ceramizedfabricsandtheirintegrationinasemipilotplantforthephotodegradationofwaterpollutants AT magdablosi ceramizedfabricsandtheirintegrationinasemipilotplantforthephotodegradationofwaterpollutants AT annaluisacosta ceramizedfabricsandtheirintegrationinasemipilotplantforthephotodegradationofwaterpollutants
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Ceramized Fabrics and Their Integration in a Semi-Pilot Plant for the Photodegradation of Water Pollutants

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