27 May 2015 1 6K Report

I search some information about modelling of a magneto-electro-elastic material in Abaqus.

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Quadratic Unconstrained & Constrained Optimization in Python. Can anybody suggest python packages?

Hi there! I can reformulate my optimization problem in a QUBO form. And I certainly can add some constraints (equality & inequality). A lot of variables (that is why QUBO is here) - approx....

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How has online learning caused by COVID-19 affected the maintenance of principles, academic integrity in your institutions?

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Can anyone suggest a Particle Swarm Optimization (PSO) library for use in Python?

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Is there free python-based solver/optimisation package to use with complex-number functions?

Hi there! I am working with a physical simulator that operates variables in complex numbers. And there is a need to optimize the parameters of that function - to find optimal parameters using...

24 November 2022 2,437 2 View

How to get Aspen Plus to account for polymer melting?

Hello! I'm trying to simulate polymer pyrolysis but I'm getting bogus results. I'm not even talking about chemistry, but a simple phase equilibrium. I don't even need to use RGIBBS since know the...

24 April 2022 9,577 0 View

How to audit Proof-of-Work and Proof-of-Stake networks for decentralization?

The level of decentralization in a blockchain network is the basis of its credibility. Decentralization ensures immutability of the ledger. For example in the Bitcoin network it is ensured by...

27 October 2021 2,718 0 View

How to estimate heat flow of a reactiong with RGIBBS in Aspen Plus?

Hello! I have two streams: feed and effluent with known temperature, pressure and composition. How do I estimate the heat duty of the reaction using rgibbs? Techncally I could just compare...

23 August 2021 7,082 2 View

How to biuld the enthalpy-concentration diagram by Aspen Plus?

Hello. Does anyone know, is it possible to build the enthalpy-concentration diagram for the mixture by Aspen Plus? If yes - how? Or maybe another application can do it? Please let me know. Thank you.

08 July 2021 1,994 1 View

[Aspen Plus] Is it possible to transfer the stream composition (mass fractions) between streams?

Hi everyone.I would like to ask your help.In my Aspen Plus simulation I have two streams. The parameters of the first stream are calculated by the Flash Block. As a result I have the stream...

09 January 2017 2,852 9 View

Where can I find free material microstruture database?

Hello! I am looking for material microstructure database wich contains photos with calculated grain size. Mainly I am intresting in monophase material like copper and two phase material like steel.

19 April 2016 1,834 4 View

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