Are Constructed Wetlands effective for meeting Oil and Grease Removal consents?

I am interested in evaluating the economic technical and environmental efficiency of using constructed wetlands for oily wastewater treatment. Can someone with field experience advise on the...

11 December 2018 1,107 42 View

Do asphaltenes and scales deposit in pipelines and risers used in oil production?

I am interested in finding out the causes, effects and remedies of asphaltene and scale deposition in petroleum production pipelines and risers, especially in the Niger Delta. Is this a...

07 August 2018 9,885 0 View

What are the operating and Environmental parameters that affect ca liberation efficiency and subsequent flowers meter performance in oil terminals?

I am working on optimisation of fiscalisation using calibrated flown meters. To achieve this it is necessary to evaluate the parameters that affect efficiency as well how they can be modelled and...

31 December 2017 274 0 View

Can both hydrates and wax deposition and inhibition be modelled for subsea pipelines and risers using the same dataset?

If yes, what are the parameters that must form inputs to the model and what are the expected outcomes? Hydrate, wax and asphaltene constitute the most significant flow assurance issues in subsea...

10 November 2016 8,948 9 View

What AI and machine learning tools could be used to forecast and monitor flow assurance problems in surface petroleum production facilities?

I am working on flow assurance in surface production facilities. I wish to know if there are AI tools that have found application in this?

01 January 1970 2,559 6 View

Has factory or pad drilling been used for heavy oil development?

I would appreciate if anyone could share materials in terms of field reports, drilling plans/programs, journal articles, conference papers, book chapters, etc on factory drilling. I wish to see if...

01 January 1970 1,638 1 View

Please how do I get on board this work? l am ready to source fundoing and collaboration with industry to commercialise the findings at doctoral level.

Related works on oil spill prevention and response design would equally interest me.

01 January 1970 7,561 0 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 4 View