Recent content by Nucengable
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How Can U-238 Cross Section Be Accurately Modeled in the Resonance Region?
Hello , I was trying to calculate the effective absorption cross section ( group constant) of U-238 in the resonance region between neutron energies (1 ev - 10 kev) but as you can see from the picture U-238 has a lot of resonance at this region, I was wondering if there is a way I can obtain...- Nucengable
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- Absorption Resonance
- Replies: 1
- Forum: Nuclear Engineering
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Thermal hydraulic design of nuclear reactor core
Thank you very much- Nucengable
- Post #4
- Forum: Nuclear Engineering
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Thermal hydraulic design of nuclear reactor core
[SIZE="2"]By a simple procedure , what should I do when I'm going through the thermal hydraulic design of nuclear reactor core...? .. I put initial guesses for the core dimensions ( fuel , clad , gap , length) initial guess for the fuel element pitch desired power ... I've found q'' critical...- Nucengable
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- Core Design Hydraulic Nuclear Nuclear reactor Reactor Thermal
- Replies: 3
- Forum: Nuclear Engineering
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How Does Temperature Affect the Thermal Conductivity of UO2?
Thank you very much that helped a lot. :)- Nucengable
- Post #4
- Forum: Nuclear Engineering
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How Does Temperature Affect the Thermal Conductivity of UO2?
Zircaloy-4 melting point what is the melting temperature of Zircaloy-4 ? ..- Nucengable
- Post #2
- Forum: Nuclear Engineering
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How Does Temperature Affect the Thermal Conductivity of UO2?
I want to calculate the average thermal conductivity of UO2 by : 1/(To-Tf) * ∫To->Tf dT K(T) any one can provide me anything about the thermal conductivity of UO2 as function of temperature or any measured data in a range of temperature.- Nucengable
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- Conductivity Thermal Thermal conductivity
- Replies: 5
- Forum: Nuclear Engineering
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Maxwell-Boltzmann distribution.
Any one has some links, papers... anything describes the maxwell-boltzmann distribution that characterize neutrons in thermal equilibrium with the reactor core material at specific temperature...? I want to get a crude estimation of energy-dependence neutrons flux for energies below 1 eV.- Nucengable
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- Distribution
- Replies: 2
- Forum: Nuclear Engineering
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Hafnium neutron Absorber [Nuclear reactor design]
Yeah , I've read this paper before... Thank you very much , I wish you the best :)- Nucengable
- Post #11
- Forum: Nuclear Engineering
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Hafnium neutron Absorber [Nuclear reactor design]
I have this class project to design a full reactor with complete calculations excepts the safety systems , its PWR similar to AP-600 , and the control rods are just a stage , I'm following the steps in Chapter.11 " nuclear reactor analysis" for "Deuderstadt & Hamilton" if you're familiar with...- Nucengable
- Post #9
- Forum: Nuclear Engineering
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Gas Field Detectors: Explaining Electron-Balance-Compensation & Chamber Types
Thank you.. :)- Nucengable
- Post #5
- Forum: Nuclear Engineering
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Hafnium neutron Absorber [Nuclear reactor design]
Thank you again "Astronuc" with you're amazing links , and that idea sounds great , but this hollow in the control rod how it would effect the cosine shape of flux distribution in the core? ... Thanks a lot Jim for those links, I found some useful pdf files among them could help a lot , really...- Nucengable
- Post #7
- Forum: Nuclear Engineering
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Gas Field Detectors: Explaining Electron-Balance-Compensation & Chamber Types
yeah I know "filled" and "field" , I made copy and paste for the paragraph above , I thought field would mean something different, not sure of a misspelling. .. I thought the same at the first place , if we have two detectors have the same gas and the same volume , one is detecting a high...- Nucengable
- Post #3
- Forum: Nuclear Engineering
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Gas Field Detectors: Explaining Electron-Balance-Compensation & Chamber Types
Hi, I would appreciate it if someone could explain these expressions to me. I was reading about Gas field detectors from " Radiation Detection and Measurements" for "Knoll" and paticulary in chapter five "The gas field detectors are commonly used in dose measurements. In this case, the...- Nucengable
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- Detectors Field Gas
- Replies: 4
- Forum: Nuclear Engineering
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Hafnium neutron Absorber [Nuclear reactor design]
Thank you very much "jim hardy" and thank you for the pdf file , No I'm not familiar with "Chart of the Nuclides" but I saw the link "Astronuc" posed below and I'm getting familiar with its very amazing such data are hard to find through Google. ... Thanks "Astronuc" that made many thing much...- Nucengable
- Post #4
- Forum: Nuclear Engineering
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Hafnium neutron Absorber [Nuclear reactor design]
Hi, I was reading about PWR control system and I saw that control rods are stainless steel tubes encapsulating a Hafnium absorber material , it has Excellent mechanical properties and exceptional corrosion-resistance properties allow its use in the harsh environment of a pressurized water...- Nucengable
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- Design Neutron Reactor Reactor design
- Replies: 10
- Forum: Nuclear Engineering