Do you know how to add nanoparticle to base fluid for absorption refrigeration systems?

More Cenker Aktemur's questions See All

Is it possible to calculate entalphy of LiBr/H2O or another solution if we know correlation of specific heat without using any software?

17 January 2021 5,522 3 View

Potassium formate/water or potassium formate+LiBr/Water are not available in the commercial sector for absorption refrigeration systems?

Although there are already studies in the literature but not much , the use of potassium formate/water or potassium formate+LiBr/Water are not available in the commercial sector for absorption...

16 November 2020 2,917 2 View

Fuel and product exergy rates ?

How to write the fuel and product exergy balances in the cascade heat exchanger in the cascade refrigeration system?

22 September 2020 1,954 4 View

Nanoparticle for absorbtion refrigeration system ?

How can concentration in terms of rich and poor be affected by adding nanoparticles to LiBr-Water?

23 March 2020 6,718 7 View

1)A question of quadruple integral ??

I cannot solve by maple or mathematica software. Can you help me

16 December 2018 696 2 View

Potassium formate/Water

Although there are already studies in the literature but not much , the use of potassium formate/water or potassium formate+LiBr/Water are not available in the commercial sector for absorption...

01 January 1970 3,749 3 View

Who can help me model the absorption cooling system in Aspen Plus?

I am trying to model a single-effect absorption refrigeration system using LiBr/H2O in Aspen Plus. Who can help me model the absorption cooling system? Please send a private message.

01 January 1970 6,733 6 View

Engineering equation solver

I need the lastest EES software. I already have one but it is old version (2013) . Therefore, some refrigerants are not available in it. If you have it, please inform me.

01 January 1970 6,940 11 View

Calculation of performance parameters of absorbtion refrigeration system with nanofluid?

Hello, My reseacrh area is absorbtion refrigeration system with nanofluid. I know how can I calculate the performance parameters of NH3-WATER and LiBr-WATER as a base fluid. But the thing is, how...

01 January 1970 7,246 3 View

calculator block of mass flow rate in aspen plus

why I need to enter the mass flow rate in stream 1 in aspen plus ? For example, I entered the mass flow rate as 1 kg / sec. I want to change it according to the cooling load of the evaporator but...

01 January 1970 8,047 2 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 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

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View

How to show arrows over the streamlines in CFD-post?

I follow this to make streamlines like the photos attached below: (software- CFD post-processing) First I plot the 2D streamline over a surface "streamline 1". them I plot a vector by the...

01 March 2021 8,668 3 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Abdelkader BOUAZIZ

Dear Cenker Aktemur, better to add the word 'nanofluids' to the question to get more experts' contributions. Please check the following documents. My Regards

https://www.researchgate.net/publication/324758350_Water-based_Al2O3_CuO_and_TiO2_nanofluids_as_secondary_fluids_for_refrigeration_systems_a_thermal_conductivity_study

https://doi.org/10.1155/2014/890751

Cenker Aktemur

Abdelkader BOUAZIZ these are useless for absorption refrigeration systems.

What about the following :

https://doi.org/10.1016/j.ijrefrig.2014.04.018

https://doi.org/10.1080/01430750.2021.1953589

https://doi.org/10.1177/0957650919889811

https://www.researchgate.net/publication/313476433_Design_Study_of_Nanofluid_Solar_Absorption_Refrigeration_system

https://doi.org/10.1080/08916152.2020.1838668

Abdelkader BOUAZIZ I investigated the all article. I need a application technique theoretically. ı am using specific heat correlation of nanofluid. I am calculating entalpy but mass flow rate, lean and strong solution is not changing compared to base fluid