Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Pratikno Herman"'
Publikováno v:
E3S Web of Conferences, Vol 432, p 00012 (2023)
Heavy metals have non-biodegradable, toxic and accumulative properties in the environment. Heavy metals that enter water bodies will be carried by the flow towards the coast. Zinc (Zn) is one of the metals found polluting the waters in the city of Su
Externí odkaz:
https://doaj.org/article/a52f89a48be14bca9246716279a2a61e
Publikováno v:
E3S Web of Conferences, Vol 202, p 05005 (2020)
Fouling is an adverse problem for ship. Fouling itself is some kind of marine biota like shells, mussels, or barnacles, which grow and live on the surface of ship’s hull or inside the ship’s piping system. Many methods have been applied to preven
Externí odkaz:
https://doaj.org/article/f89b4a039dcf48c1bf86e7b775e4d199
Publikováno v:
E3S Web of Conferences, Vol 202, p 05004 (2020)
Large quantities of wastewater from industries and households were released to Wonorejo river in Surabaya East Coast area. The concentration of Cu at the Wonorejo Estuary reached 3.186 mg/L at brackish water in 2009 One of the inorganic pollutants th
Externí odkaz:
https://doaj.org/article/c8da59ce728344bd84f46e22f53fcdec
Autor:
Sulistiyaning Titah Harmin, Fitri Purwanti Ipung, Pratikno Herman, Layina Chimayati Rachmi, Handayanu, Rozaimah Sheikh Abdullah Siti, ‘Izzati Ismail Nur
Publikováno v:
E3S Web of Conferences, Vol 202, p 05009 (2020)
Many technologies can be used to solve the clean water crisis. One of the technologies is desalination, but this technology is expensive. So that, it is necessary to find cheaper desalination technology and easier to operate. Bio-desalination is a te
Externí odkaz:
https://doaj.org/article/6bda3a86bee04ddd9e68c40cb9d9fb94
Publikováno v:
E3S Web of Conferences, Vol 125, p 03005 (2019)
The ship dismantling activity can cause heavy metal pollution in the environment. One of technology to remediate is bioremediation using bioaugmentation and/or biostimulation methods. The purpose of this research was to determine the removal of iron
Externí odkaz:
https://doaj.org/article/b5dbe3de0eeb443b88c857e2f0eda050
Publikováno v:
E3S Web of Conferences, Vol 125, p 06001 (2019)
Corrosion can cause damage to steel. One of the main causes of corrosion is biofouling. The Impressed Current Anti Fouling (ICAF) method is one way to prevent the microfouling. The purpose of the study was to calculate reduction of Chlorella Vulgaris
Externí odkaz:
https://doaj.org/article/3896d64035154075bbee610c94a78031
Autor:
Titah Harmin Sulistiyaning, Purwanti Ipung Fitri, Pratikno Herman, Chimayati Rachmi Layina, Handayanu
Publikováno v:
E3S Web of Conferences, Vol 125, p 03006 (2019)
River pollution can cause coastal pollution due to many pollutants can not remove during water flow from upstream to downstream. River has a capability to do self purification to remediate many pollutans, but wastewater disposal occurred at along the
Externí odkaz:
https://doaj.org/article/914c22a458e54fb2ba4b90d9fe396d7d
Autor:
Titah Harmin Sulistiyaning, Pratikno Herman, Moesriati Atiek, Putera Rizky Islami, Imron Muhammad Fauzul
Publikováno v:
MATEC Web of Conferences, Vol 197, p 13020 (2018)
The activity of ship dismantling is one of the sources of metal pollutant that polluted the environment. The aims of this study were analyze the iron concentration from the ship dismantling area, to isolate the bacteria from those area, and to determ
Externí odkaz:
https://doaj.org/article/5d9762c90e454e40a2f7cc310993ae90
Publikováno v:
MATEC Web of Conferences, Vol 177, p 01013 (2018)
Bio-fouling is the attachment and accumulation of an organism or micro-organism to a material. Bio-fouling is one of the causes of declining performance and quality in a system of structures, especially structures that have a direct relationship with
Externí odkaz:
https://doaj.org/article/fa133ffbf38a4d9bb31bfe286e39808b
Publikováno v:
MATEC Web of Conferences, Vol 177, p 01019 (2018)
There are many methods to prevent the corrosion process. One of them is corrosion inhibitors usage. Inhibitor divided into two types, there are organic inhibitor and non-organic inhibitor. Organic inhibitor could be obtained by extracting some materi
Externí odkaz:
https://doaj.org/article/74fa1cb514cd4d1d9de9a1ea4f37c081