نتایج جستجو برای: wco

تعداد نتایج: 190  

Journal: :Sustainability 2023

Biodiesel is a promising sector worldwide and experiencing significant rapid growth. Several studies have been undertaken to utilize homogeneous base catalysts in the form of KOH develop biodiesel order establish commercially viable sustainable industry. This research centers around extracting potassium hydroxide (KOH) from banana trunks employing it transesterification reaction generate waste ...

Journal: :Energies 2023

WCO-Biodiesel can be used as a fuel instead of fossil energy for the copper smelting industry will not only save resources but also protect environment. The pyrolysis in melting pool is influenced to some extent by slag (CS) generated during process. In this study, effects CS on kinetic triplet, thermodynamics, product characteristics and reaction mechanism are comprehensively investigated via ...

Journal: :Chemical Engineering and Processing 2022

• Waste cooking oil was considered as feedstock for biodiesel production. Kinetic data were derived from actual WCO samples avoiding model components. Aluminum chloride hexahydrate is a promizing catalyst the esterification step. Reactive distillation with alkali used transesterification. In this work, novel method proposed conversion of waste into biodiesel. A two-step approach based on pretre...

Journal: :Sains Malaysiana 2021

In the present work, effect of hydrothermal temperature from 120 to 160 °C on TiO2 physicochemical properties as well its photocatalytic activity towards biodiesel production using waste cooking oil (WCO) was investigated. TiO2was synthesized via method Titanium butoxide, Ti(OBu)4 precursor and nitric acid, HNO3 peptizing agent. Next, photocatalyst dried at 60 for 24 h later calcined 400 °Cfor ...

Journal: :Crystals 2023

The utilization of heterogeneous catalysts during the production biodiesel potentially minimize cost processing due to exclusion separation step. (X wt%)Ni–ZrO2 (where X = 10, 25 and 50) prepared through a hydrothermal process were tested for by transesterification waste cooking oil (WCO) with methanol. influences various reaction parameters systematically optimized. While physicochemical chara...

Journal: :Journal of Advanced Transportation 2021

As an important emission reduction source for the transportation industry, biofuel has received strong support from Chinese government. However, development of industry is still struggling. The high degree uncertainty makes face huge challenges. Kitchen waste, as a biodiesel raw material with large yield, good prospects. Reuse kitchen waste can solve public health and safety problems. This pape...

Journal: :Open Journal of geology 2022

This study focuses on the metabasite rocks of Nemba Complex Mayombe belt, an African segment Araçuaï-West Congo Orogen (A-WCO) extending from southwest Gabon to northwest Angola. These outcrops are in southwestern along Loukounga river. The complex is Neoproterozoic age and represents lower part west congolian Supergroup. objective this constrain geodynamic context petrology geochemistry metaba...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2008
Cary E Zachmanoglou Hyosun Lee Seung Ho Jang Keliang Pang Gerard Parkin

[Me(2)Si(Cp(Me(2)))(2)]W(H)Cl is obtained via reaction of WCl(6) with a mixture of [Me(2)Si(Cp(Me(2)))(2)]Li(2) and NaBH(4), from which the dichloride [Me(2)Si(Cp(Me(2)))(2)]WCl(2) is obtained via treatment with CHCl(3). [Me(2)Si(Cp(Me(2)))(2)]WCl(2) provides a means to access other ansa tungstenocene compounds, such as [Me(2)Si(Cp(Me(2)))(2)]WH(2), [Me(2)Si(Cp(Me(2)))(2)]WMe(2), and [Me(2)Si(C...

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