28 Questions 23 Answers 0 Followers
Questions related from Cenker Aktemur
How can I calculate horizontal and vertical wheel load according to Figure ? There is no specific reference book. I need to calculate horizontal and vertical wheel load (4 wheel and 8 wheel)
16 November 2023 1,126 0 View
Why exergy cost of overall system is only 14.582 $/GJ? Isn't the solution pump a fuel too? Why didn't you include it? Shouldn't it normally be 24,582 $/GJ?
25 November 2022 5,692 0 View
I designed LiBr/H2O single effect absorption refrigeration system using Aspen Plus. Energy analysis is OK. However, exergy destruction rate of solution expansion valve in absorption refrigeration...
24 August 2021 7,395 4 View
THEORETICAL QUIESTION Adding nanoparticles to the base fluid, for example, causes a significant increase in the temperature of the evaporator. What is the reason of this? I want to operate...
12 July 2021 5,700 6 View
desired cooling capacity should be given as input parameter in ejector expansion vapor compression refrigeration systems? if it is given, COP value is higher than non-given cooling capacity? i'm...
24 June 2021 6,113 0 View
Is it possible to calculate entalphy of LiBr/H2O or another solution if we know correlation of specific heat without using any software?
18 January 2021 5,957 3 View
How can I define the following mixture in Aspen Plus: "Potassium formate-Water-AL2O3" If you know, could you please explain step by step via some screenshots from Aspen Plus ?
23 December 2020 5,386 3 View
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...
17 November 2020 3,183 2 View
How to write the fuel and product exergy balances in the cascade heat exchanger in the cascade refrigeration system?
23 September 2020 2,194 4 View
Is it possible to add heterogeneous catalyst substances to LiBr-Water for absorption refrigeration system ? If yes, how ?
04 May 2020 7,169 0 View
Is it important to calculate the pinch point difference in heax exchangers for organic rankine cycles? Some authors do not involve pinch point temperature in theirs works. Tnx in advance.
27 April 2020 3,760 0 View
How can I theoretically calculate the mass flow rate of nanofluids such as WATER+AL2O3 ?
21 April 2020 459 2 View
How can I calculate boiling point of LiBr-H2O according to LiBr concentration ?
04 April 2020 700 10 View
How can concentration in terms of rich and poor be affected by adding nanoparticles to LiBr-Water?
24 March 2020 6,971 7 View
I am working on absorption refrigeration system using LİCl-H2O. I used state points of a article. I confronted a problem using Engineering Equation Solver (EES). Error showed by EES: This equation...
04 January 2020 5,190 2 View
I cannot solve by maple or mathematica software. Can you help me
17 December 2018 909 2 View
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 7,137 11 View
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 8,341 2 View
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 6,958 6 View
01 January 1970 3,965 3 View
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 7,444 3 View
why NIST database in ASPEN PLUS have not LIBR+H2O for experimental data ?
01 January 1970 4,589 1 View
I am looking for a postdoctoral position in Europe. I have recently completed my PhD in Mechanical Engineering, where I have focused on the development and optimization of energy systems with a...
01 January 1970 4,517 0 View
Why is the enthalpy and entropy values of aspen plus different from engineering equation solver? Are there any conversion methods?
01 January 1970 6,253 5 View
Do you know how to add nanoparticle to base fluid for absorption refrigeration systems? Base fluid: LiBr/H2O Nanoparticle =CuO Please dont send any rearch article. if you know how to do...
01 January 1970 2,184 4 View
I am looking for a article mate who is interested in thermodynamic cycles and renewable energy sources. Please contact me.
01 January 1970 309 3 View
An air-cooled evaporator will be placed in a room and the evaporator temperature will be -40oC. What should be the air temperature to and from the cold room to the evaporator? The screenshot is...
01 January 1970 5,969 4 View
01 January 1970 3,598 0 View
