How can I get "Matlab/Simulink model for Droop/Reverse Droop controllers"?

Dear Professors, Colleagues and Friends I need to develop a simple Matlab/Simulink model of reverse droop controller for a simple LV MG. How can I get a simple one to use it as a sample? A basic...

22 February 2021 8,647 2 View

How to add two vertical and parallel Fresnel reflection coefficients to retrieve overall reflection coefficient for a right hand circular wave?

I have a problem in which a right hand circular polarized wave (GPS wave) encounters an ideal smooth plane obliquely, and then is reflected off that. To solve this kind of problems, the wave is...

28 December 2020 2,271 3 View

Crop coefficiets (Kc) values more than 1 when estimating ETa using remote sensing?

Hello everyone, I was wondering if anyone knows how to deal with crops with Kc values of more than one when we want to estimate ETa using satellite images for different crops. IS there any...

10 December 2020 9,795 1 View

In multivariate analysis to determine the effect of environmental factors on plants, when to use RDA, and when to use CCA?

In multivariate analysis to determine the effect of environmental factors on plants, when to use RDA, and when to use CCA?

12 October 2020 2,982 5 View

To what extant the GIS Thematic Mapping Approach is significant in the analysis?

Today, GIS is being considered the most significant and highly recommended technique in analyzing data and its also argued that in Pakistan too few people use this approach in the analysis of...

12 March 2020 5,317 5 View

Do you have any idea about separation method of methanol and cyclohexanone?

cyclohexanone was used as an extraction solvent and methanol as a precipitant agent. it is needed to separate these two solvents. do you think the solvent evaporation method would work or another...

27 February 2020 6,945 4 View

Do Matsim and GIS have a mutual interface? or any suggestion for modeling house locations in Matsim?

Dear colleagues I need the location of houses for agent-based modeling. in this regard, Open Street Map (OSM) is very useful. But OSM in our region is not very accurate and I am thinking to use...

23 February 2020 2,624 3 View

Does it matter to melt a glass composition from room temperature?

In the case of making a glass, do we get different results in terms of structure, properties and etc. if we: 1- heat the mixed raw materials from room temperature to the desired temperature ,...

22 February 2020 2,867 3 View

How much difference betweenSimulation and Mathematical model is acceptable ?

Hi All, I need to know how much difference in mathematical model and results obtained through simulation is acceptable?. I have reproduced a mathematical model from one of the research papers...

21 February 2020 4,943 9 View

Why do you think that from time to time we notice the appearance of a new dangerous (even lethal) microorganisms ?

From time to time we notice the appearance of a resistant microorganisms to antibiotics, and also the appearance of a new deadly microorganisms. What are the reasons do you think of that?

01 February 2020 3,441 2 View

How can plant phytochemistry be included in discussions about whole plant traits?

I am using the concept of plant functional traits (Cornellisen et al., 2003) in a paper. Considering descriptions for whole plant traits (life history; life form; growth form; plant height;...

24 February 2021 6,831 5 View

How do historians determine the credibility sources in modern history?

For a source to be considered reliable it must contain accurate historical information. But how does one determine the accuracy and reliability of sources in modern and recent history since not...

23 February 2021 1,346 13 View

How to calculate time needed to evacuate a pressure from a tank using a pump?

Dear I have an air reservoir with 50 bar pressure , this reservoir is fed by 2 bar air pressure source, I would like to instal air pump ( 30 m3/h ) to evacuate the 2 bar fed pressure so I always...

06 February 2021 3,520 3 View

Which tropical country is the most easy for obtaining research permit (for biological research)?

Dear all, High beurocracy hihly complicate field ecolocial and evolutionary research nowadays. Nearly all tropical countries (maybe all?) requires research permit for performitng research and in...

04 February 2021 3,672 6 View

Permeability of fractured reservoirs?

Hi all, What I know the permeability of matrix and fracture can be in a broad range in fractured reservoirs. Am looking for the most usual range for their permeability separately. I will be highly...

15 January 2021 5,271 2 View

What's the main sources for a study of "ethics" in the 1500-1620 period?

I would like experts to provide me with the philosophers of the 1500-1620 period who discussed "ethics" in all or parts of their career. Erasmus, Montaigne, Castiglione, Bruno, Sidney and their...

04 January 2021 7,054 3 View

What is a variabel to analyze empirically or attest a theory of Malthus (Economic Major)?

I have a project to evidence Thomas Robert Malthus theory about a principal of population (Malthusian Spectre/Malthusian Trap). I want to attest, his theory about a relationship of population and...

02 January 2021 8,146 3 View

No title

01 January 2021 5,831 1 View

Do you have some articles to recommend about comparative experimental study about gas and water flooding with oil reservoirs?

I would like to know in the oil extraction, which is more efficient: gas flooding or water flooding? Will water flooding be more efficient in hydrophilic reservoirs with capillary...

29 December 2020 3,471 3 View

Guidance for Propensity score matching?

I am conducting a retrospective study to evaluate two approaches to treatment. I need simplified guidance regarding the application of propensity matching; i.e How and which program to use.. I saw...

24 December 2020 7,244 3 View