Zobrazeno 1 - 10
of 116
pro vyhledávání: '"Widodo Wahyu Purwanto"'
Publikováno v:
Carbon Neutrality, Vol 2, Iss 1, Pp 1-22 (2023)
Abstract Bioenergy with carbon capture and storage (BECCS) has the potential to produce negative emissions. This study assessed the overall energy efficiency and carbon dioxide (CO2) avoidance costs and emission footprint following the integration of
Externí odkaz:
https://doaj.org/article/bd29831340dc49cd9da7aa3f3dd6382b
Autor:
Agus Prasetyo Nuryadi, Widodo Wahyu Purwanto, Windi Susmayanti, Himawan Sutriyanto, Bralin Dwiratna, Achmad Maswan
Publikováno v:
International Journal of Renewable Energy Development, Vol 12, Iss 5, Pp 923-929 (2023)
Fluid catalytic cracking could convert crude palm oil into valuable green fuels to substitute fossil fuels. This study aimed to predict the phenomenon and green fuels yield in the industrial fluid catalytic cracking riser using computational fluid dy
Externí odkaz:
https://doaj.org/article/b4954a749067472391ef308c77259b4f
Autor:
Fairuz Septiningrum, Akhmad Herman Yuwono, Fakhri Akbar Maulana, Eka Nurhidayah, Donanta Dhaneswara, Nofrijon Sofyan, Heri Hermansyah, Widodo Wahyu Purwanto
Publikováno v:
Current Research in Green and Sustainable Chemistry, Vol 8, Iss , Pp 100394- (2024)
Herein, Ag/TiO2 nanocomposite was synthesized via a green chemistry approach, which is an eco-friendly, simple, and cost-effective method involving mangosteen pericarp extract as a reducing agent. The as-prepared nanocomposites were characterized usi
Externí odkaz:
https://doaj.org/article/b7c2387553594f9fb7da00fffc990c97
Publikováno v:
Energy Conversion and Management: X, Vol 21, Iss , Pp 100522- (2024)
This study evaluates three pathways: supercritical water treatment (SCW), CO2-water (scCO2-H2O), and catalytic hydrothermal hydrolysis (CHH) to produce second-generation bioethanol using palm tree fronds (PTF) as feedstock. The analysis focuses on te
Externí odkaz:
https://doaj.org/article/cbaa42249bea4edaa306d421360a130d
Publikováno v:
AIMS Energy, Vol 10, Iss 4, Pp 844-857 (2022)
Geothermal energy is one of the strategies employed by the Indonesian government to meet rising electricity demand. Developing geothermal energy is often characterized by uncertainties and requires sequential decision-making which is divided into fou
Externí odkaz:
https://doaj.org/article/c7486b18bb034f90851ba0bc58aae0ec
Publikováno v:
Asian Journal of Shipping and Logistics, Vol 37, Iss 3, Pp 220-230 (2021)
The transportation sector is one of the largest fuel consumers and pollutant contributors worldwide. The International Maritime Organization predicts that the greenhouse gas (GHG) emissions from transportation will be increasing significantly until 2
Externí odkaz:
https://doaj.org/article/c6d2170dde7c4da8b8753aec9f18cacb
Gas Price Policy Analysis for Fertilizer Industries in Indonesia Based on Netback from Final Product
Autor:
Erwan Hermawan, Widodo Wahyu Purwanto
Publikováno v:
Jurnal Sosial Humaniora, Vol 13, Iss 02, Pp 190-202 (2020)
The industrial sector has an important role in the Indonesian economy. The problem facing the fertilizer industry is the price of gas as a raw material that tends to be expensive for the lower prices of crude oil since 2016. To overcome this problem
Externí odkaz:
https://doaj.org/article/d0f2ae40525540099804587d1d38989f
Autor:
Misri Gozan, Muhammad Yusuf Arya Ramadhan, Andre Fahriz Perdana Harahap, Cut Nanda Sari, Yuswan Muharam, Widodo Wahyu Purwanto, Dewi Tristantini
Publikováno v:
International Journal of Technology, Vol 11, Iss 5, Pp 931-940 (2020)
Gynura procumbens (longevity spinach) is typically used in Asian folk medicine to treat inflammation and rheumatism. Studies show that Gynura procumbens has many applications, especially as a therapeutic medicine for antimicrobial, anti-inflammat
Externí odkaz:
https://doaj.org/article/626aafcfb1b043989aecf2bc602624f9
Publikováno v:
Energy Reports, Vol 5, Iss , Pp 454-461 (2019)
Molasses is a first-generation bioethanol feedstock that is a byproduct of sugar production. Molasses is a viscous fluid; consequently, when it serves as a substrate, it needs to be dissolved in water to obtain the appropriate conditions for the yeas
Externí odkaz:
https://doaj.org/article/158a48f1a90c42738649545148badbc9
Publikováno v:
International Journal of Technology, Vol 10, Iss 3, Pp 561-570 (2019)
Detailed information on the flow field in the operation of a mixing unit is necessary for the optimal design of the reactor. The flow field characteristic is an essential factor in obtaining an optimal stirred vessel design. The efficiency of the
Externí odkaz:
https://doaj.org/article/91593cb263b74239a13f6e9c1ea7cb16