How to avoid the solidification of crude ethyl ester (i.e. stick crude EE lipid) after neutralization take place during the trans-esterification?

Dear fellows: I am currently working on trans-esterification of crude algal oil turned into crude ethyl ester. In the processing of crude lipid (30kg) was added into the reactor with 60kg or...

02 March 2019 6,438 2 View

What is the chemical can be used to remove sulfuric acid, glycerol and hydrophobilc materials during the transesterification of algae powder?

Dear members, Part of the project is removal impurities during the transesterification reaction took place at 70 C for 2hours. After transesterification, materials are transferred into funnel...

10 November 2017 8,168 0 View

What type of catalyst would be useful to fulfil the process requirement to produce high purify of EPA from microalgae?

Currently I am working to maximize the yield and purify of EPA from Microalgae. At the same time, I am curious to understand the process efficient and cost-effective of the catalyst to...

08 September 2017 207 0 View

Does anyone could help for your suggestion regarding to my experiment based on (HDO) Hydrodeoxygenated and (HC) hydrocracking of oil into fuel?

09 October 2015 4,463 5 View

How can I get vapor into liquid from the condenser?

Is there anyone who could help for the problem I am working in my research. Actually, I am working on hydrocracking of methyl esters, especially methyl oleate (C18:1) to convert into C8, C9 and...

06 July 2015 7,908 4 View

What happens with changes of temperature in reactors?

What is happened when reactor (trickle bed) is warm up for 4 hours to reach 150C, then 60mL/min of liquid oil is allowed to pass through into the reactor, at the same time hydrogen gas pressure is...

05 June 2015 1,926 6 View

How many hours needed for extracting protein from dry defatted algal powder?

I am current working on the project related to Nannochloropsis EPA for production of protein. By using aqueous solution at low temperature and pH lower than 5 it will increasing extraction...

01 January 1970 2,135 5 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View