PowerFactory State-Space Model

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Is there any cases algae not using the nutrient from the wastewater and grow normally?

I am working on microalgae cultivation using waste water. The initial concentration of nutrients were less but the microalgae has achieved biomass growth of 2 g/L. The final concentration of...

08 August 2024 4,812 2 View

If the emission of all greenhouse gases is stopped now, will the temperature of the earth continue to rise?

Here's a serious question: If we were to stop emitting all greenhouse gases right now, would the Earth's temperature start to cool down, or would the existing greenhouse gases continue to warm the...

30 July 2024 5,123 4 View

I have calcined my catalysts without flowing air from the compressed air cylinder will there be any problem with my reaction if i use that catalysts?

FYI Catalyst is MFI zeolite Si/Al = 140,25.40.11.5,15 I am using this catalyst to study methanol to DME conversion

25 July 2024 2,486 2 View

How can I measure arsenic concentration in a patient blood?

I intend to get an economical and accurate LAB TEST to measure arsenic concentration in blood sample.

23 July 2024 3,654 2 View

It is possible to conduct a structured written interview for a qualitative study?

In your opinion, I would like to know if a qualitative study with a structured interview can be conducted in writing. In other words, we sent out open questions and asked the interviewees to...

11 July 2024 4,163 4 View

What is Differential-Fed in microstrip patch ant? How it is design in CST studio? What is process and procedure to do Differential-Fed in CST studio?

What is Differential-Fed in microstrip patch antenna ? How it is design in CST studio? What is simulation process and procedure to do Differential-Fed in CST studio ?

08 July 2024 7,464 1 View

How to know the TM/TE modes in antenna design in CST studio?

How to know the TM/TE modes in antenna design in CST studio? Example: TM01 ,TM02 ,TM10, TM12, TM30 like this... how can identify the antenna is operate the above said mode? can any one explain...

08 July 2024 6,609 2 View

What is co-polarization and cross polarization? How can plot it from CST studio?

what is co-polarization and cross polarization? How can plot it from CST studio? what are steps and process for find out co-polarization and cross polarization from CST studio?

08 July 2024 7,869 1 View

Why in some degradation experiment the results doesn't fit first or second order kinetics ?

In an antibiotic degradation experiment using metals carbon composites to activate PMS, the results doesn't fit pseudo first or second order kinetics however the degradation efficiency is very...

26 June 2024 6,941 3 View

Why carrier Concentration decreases while increasing Temperature ?

Hi All . Recently, I conducted Hall measurement experiments at high temperatures on highly p-doped diamond with a doping concentration of 2.5×10^20 cm−3 During these experiments, I observed two...

23 June 2024 4,763 0 View

Could you recommend some articles on Urban Transportation System optimization and Innovation?

13 August 2024 2,595 3 View

What precautions should be taken while handling S. aureus enterotoxin Type B in the lab?

I would like to understand potential safety concerns while handling SEB in the lab. Especially while working in animal house facility. Would like to know precautions for handling. Sigma MSDS...

07 August 2024 6,034 3 View

How to understand this crystallographic phenomenon of low temperature crystals in zeolite?

During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...

06 August 2024 726 3 View

How to report results of Generalised Linear Mixed Models in a journal article?

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04 August 2024 4,130 4 View

Request a single Lecture notes for math as detailed as this that I can find in one place?

- The Existence/Uniqueness of Solutions to Higher Order Linear Differential Equations - Higher Order Homogenous Differential Equations - Wronskian Determinants of $n$ Functions - Wronskian...

03 August 2024 2,366 0 View

Normality assumption for linear regression is The assumption of normality is whether for residual errors or predictor variavble?

When we conduct linear regression, there are several assumptions. The assumption of normality is whether the residual errors are normally distributed, not whether a predictor is normal?

31 July 2024 6,164 3 View

Posthoc test lettering in JAMOVI?

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31 July 2024 3,333 4 View

A Question about Phd thesis?

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31 July 2024 5,785 4 View

Help on understanding the implementation of Mori Tanaka method on MATLAB?

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30 July 2024 969 0 View

SAS Generalized Linear Model for trial/event anaysis and not survival (time to event) analysis?

I am looking for a published article using SAS or SPSS Generalized linear model for trial/event data and not survival analysis. Both software packages off the option for the number of success out...

30 July 2024 3,835 2 View

M. Reza Safari Tirtashi

Hello

Thank you for sharing the Video but it was not easy to follow .

Best Refards

Reza

Mahdi Saadatmand

One of the disadvantages of DIgSILENT PowerFactory is the lack of B,C,D matrix in out put. This tool only present the A matrix. Thus for control application it is not suitable.