Is it suitable to use a density-based solver to solve supercritical CO2 laminar flow?

We have been numerically investigating the thermal-fluid characteristic of sCO2 laminar flowing in a 0.5 mm diameter circular microtube in upward direction. Depending on sharp density change along...

29 June 2020 5,199 2 View

How can I send emails to 132 students- with different content- separately at one-click?

I have an excel document of 132 students information. Email- Name-Surname- Mark Columns I want to send to the email addresses of students their marks. I couldn"t find how. Is there anyone who...

31 May 2020 6,870 16 View

How can I calculate the frequency of specific words for each row in the dataframe with R?

Hi, I'm working on a data that each sentence is in separate rows in dataframe. I want to determine word frequency in each row with a word list that I have created. Then I would like to add these...

28 October 2018 5,699 10 View

Is there any way to get tweets in a particular time frame from Twitter without using any hashtags or words via Twitter API?

Hello to everyone. Tweets can be downloaded through the R with the Twitter API. Various filters can be used for these tweets (e.g. language, region, time period). While doing so, a word or...

12 October 2018 7,200 3 View

What is your pump manufacturer recommendations, ensuring low flow rate and high operating pressure?

We have recently designed an experimental setup to investigate the detailed thermofluidic mechanism of near-critical CO2. We need to pump, ensuring low flow rate, high operating pressure and also...

22 July 2018 3,359 3 View

I will have alginate polymer films ultramicrotomed to get 100 nm thick slices. Do I need cryo microtomy, what liquid should the specimens be cut onto?

My samples dissolve in water. Dry sectioning does not work on them. Therefore, I need a different liquid to section them onto. I do not know if ethanol or any other liquid would be helpful. Also,...

16 December 2017 4,896 5 View

Reliable Plant Database

21 July 2017 3,145 9 View

H9C2 cells detaching with PBS washing and clamping after tripsin/EDTA treatment. How can I solve these problems?

I m culturing them with DMEM high glucose and % 10 FBS

09 January 2017 7,839 1 View

What is the precautions to avoid the negative effects of hydrogen sulphide on heat exchanger copper fin?

23 August 2015 2,445 3 View

How can I calculate enthalpy uncertainty value which is necessary for laboratory refrigerant side capacity?

27 April 2015 8,148 8 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

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 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