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About Dr. Kent Welter
(Top Expert on this page)

Expertise
Nuclear Reactor Safety Analysis, Generation IV Reactors, Thermal-Hydraulics, Nuclear Analysis, Environmental Aspects of Nuclear Power, Sustainable Development, Nuclear Engineering Education and Training, Knowledge Management, and Climate Change.

Experience
Ph.D. in Nuclear Engineering from Oregon State University (2002). Experience as a Reactor Systems Engineer at the United States Nuclear Regulatory Commission. Executive Committee Member, Enviromental Sciences Division, American Nuclear Society.
   

You are here:  Experts > Industry > Nuclear Power > Nuclear Power

SubjectDate AskedExpert

Nuclear Energy V. Coal Energy11/16/2009Willliam S. Linnell
  Q: Why does the U.S not rely more on nuclear energy compared to coal energy? What are some advantages ...
  A: First it is important to point out that we have many options for generating energy. We do not, and ...
Nuclear plant10/6/2009Bill Mihalovits
  Q: How much more energy than a Nuclear bomb can one Nuclear Reactor make?
  A: There's no easy answer to that. You have several things to think about: how big is the nuclear ...
Can the use of nuclear energy be justified?9/28/2009Dr. Kent Welter
  Q: Can the use of nuclear energy be justified? What are the facts, stastistics & case studies regarding ...
  A: Can you provide me with more information with respect to your basis. For example, nuclear energy for ...
Can the use of nuclear energy be justified?9/28/2009Willliam S. Linnell
  Q: Can the use of nuclear energy be justified? What are the facts, stastistics & case studies regarding ...
  A: While the use of nuclear power can be justified in such applications as submarines or aircraft ...
Can the use of nuclear energy be justified?9/28/2009Steve Nelson
  Q: Can the use of nuclear energy be justified? What are the facts, stastistics & case studies regarding ...
  A: Of course it can, or we wouldn't use it. Since you asked a question with such a massive scope, I'm ...
Nuclear Power9/8/2009Osman Kemal Kadiroglu
  Q: Is nuclear power environmentally safer than coal power and why?
  A: I would like to apologize for my delay, I was in Lesbos, Greece for more than a week and did not ...
Ph.D research topics8/27/2009Dr. Kent Welter
  Q: I am looking for suggestions on research topics for a Ph.D. thesis in Nuclear Engineering. I have ...
  A: so very sorry for not getting back to you sooner. i love to have the opportunity to suggest research ...
Modular Gas Reactor6/17/2009Osman Kemal Kadiroglu
  Q: what is the experience so far with the Pebble HTGR . Has it been fully commercialized and how many ...
  A: Pebble bed nuclear reactors are not new. There were two important pebble bed nuclear reactors ...
Uranium6/10/2009Willliam S. Linnell
  Q: if we make electricity from 10gram of uranium instead of making an atomic bomb so how long this ...
  A: The electricity will typically be used instantly, although it could be stored for a short period in ...
Uranium6/10/2009Steve Nelson
  Q: if we make electricity from 10gram of uranium instead of making an atomic bomb so how long this ...
  A: What is 109 Uranium? By what process are you making electricity, in a reactor? Reactors and bombs ...
Uranium6/10/2009Bill Mihalovits
  Q: if we make electricity from 10gram of uranium instead of making an atomic bomb so how long this ...
  A: This answer was surprisingly difficult to find. I also had to make some assumptions about the ...
Useful isotopes from fission6/1/2009Dr. Kent Welter
  Q: Isotopes from fission are generally regarded as a problem. Aren't there important uses for some of ...
  A: Sorry for taking so long to answer your question. Swamped at work lately. You bet there are good ...
nuclear waste storage5/20/2009Osman Kemal Kadiroglu
  Q: Kadiroglu! My project group from chemistry class is doing a debate on whether it is possible to ...
  A: Whooops! I just discovered this question when I answered another question. I was away from home and ...
question about power plant generators and wiring to our homes5/17/2009Willliam S. Linnell
  Q: I have a nuclear power plant about 12 miles from our house. We even took a tour of a nearby building ...
  A: Generators "make" electricity by spinning copper wire inside magnets. Nuclear plants accomplish ...
nuclear power5/11/2009Osman Kemal Kadiroglu
  Q: I am working on a project for Language Arts. The project requires and expert. I have a few questions ...
  A: Nuclear energy and language Arts!? You got me. :)) Your question is very very broad. I will answer ...
earth sciences4/8/2009Willliam S. Linnell
  Q: give me a list of comparative reasons for prefering nuclear energy to others ?
  A: Nuclear energy has limited advantages due to its cost and environmental problems. In navy ships and ...
reuse of nuclear waste fuel4/7/2009Dr. Kent Welter
  Q: You may be interested that I,like you,volunteer here under the screename tbaarr and may be able to ...
  A: I like your thinking, but it still won't work :( For effective heat transfer, you would need a fluid ...
reuse of nuclear waste fuel4/7/2009Dr. Kent Welter
  Q: You may be interested that I,like you,volunteer here under the screename tbaarr and may be able to ...
  A: OK. The tank would not reach boiling temperature. Only the cladding, right next to the fuel inside ...
reuse of nuclear waste fuel4/2/2009Dr. Kent Welter
  Q: You may be interested that I,like you,volunteer here under the screename tbaarr and may be able to ...
  A: com! Please see below for response to your questions. 1. Is not the temp that is permenantly put ...
research homework3/13/2009Dr. Kent Welter
  Q: whats the chemical name of the radioactive substance used in a nuclear powerstation?
  A: A typical nuclear power station in the U.S. is fueled with uranium (U235 and U238). During the ...
nuclear fusion3/12/2009Steve Nelson
  Q: What are environmental impacts of fusion?
  A: There are few compared to other power sources. Fusion produces minimal nuclear waste compared to ...
Aneutronic fusion -- is a turbine better than direct-conversion?3/10/2009Steve Nelson
  Q: I am posting a follow-up question to a discussion we had on July 2nd of '08. It is here: ...
  A: Hydrogen-boron fusion is at least 30 years away as a power source, in my opinion. D-T fusion will ...
Aneutronic fusion -- is a turbine better than direct-conversion?3/10/2009Steve Nelson
  Q: I am posting a follow-up question to a discussion we had on July 2nd of '08. It is here: ...
  A: 60 Hz, not directly, but there's no reason you'd need to do that. You'd need to extract power via ...
robot3/6/2009Bill Mihalovits
  Q: My friend designe a robot to weld pipes inside a reactor to avoide radiological exposure for man, he ...
  A: This is very interesting. There are no pipes inside the reactor vessel itself. It is basically a ...
Alternative Energy2/26/2009Osman Kemal Kadiroglu
  Q: I need an argument that can prove nuclear power is in fact an alternative energy?
  A: Alternative to what? Nuclear energy is one of the backbones of electricity production systems. If ...
nuclear power2/21/2009Steve Nelson
  Q: should nuclear power be banned?
  A: Well, you get far more radiation from coal-fired power plants (radon released from burning the coal ...
nuclear reactor waste2/19/2009Dr. Kent Welter
  Q: Is the critera for disposing of nuclear waste from the newer generation reactors different from ...
  A: The short answer is no. The long answer is that there is no clear criteria for long term disposal of ...
nuclear energy2/19/2009Willliam S. Linnell
  Q: Considering the age of the current nuclear plants in the U.S.and the high cost of building new ...
  A: The long term viability for nuclear power is nil. The costs of new construction alone are so high ...
low and medium voltage magnetics2/13/2009Bill Mihalovits
  Q: Bill: what low and mediumm voltage magnetic products (transformers, chokes, reactors etc) would a ...
  A: Hey, if you're getting any money from this I want a cut! <grin> The engineering company (Stone & ...
low and medium voltage magnetics2/13/2009Bill Mihalovits
  Q: Bill: what low and mediumm voltage magnetic products (transformers, chokes, reactors etc) would a ...
  A: The motor controllers start and stop large motors such as reactor coolant pumps, condensate pumps, ...
low and medium voltage magnetics2/12/2009Bill Mihalovits
  Q: Bill: what low and mediumm voltage magnetic products (transformers, chokes, reactors etc) would a ...
  A: For the generation and distribution of power we use transformers. At our plant the main generator ...
nuclear power1/14/2009Osman Kemal Kadiroglu
  Q: What is a MWe
  A: MWe is a power unit. W stands for Watt which is Joule/sec. M stands for million, so MW is million ...
characterictic of Simplified BWR and BWR1/9/2009Osman Kemal Kadiroglu
  Q: i want to know about the core reactor of Simplified boiling water reactor and boiling water ...
  A: Since I have no knowledge of the extend of nuclear engineering knowledge you have I tried to be as ...
Difference of BWR and Simplified BWR1/8/2009Osman Kemal Kadiroglu
  Q: what is the difference between BoiledWaterReactor and Simplified Boiled WwterReactor in the core ...
  A: BWR is Boiling Water Reactor, where high pressure (7.5 MPa) water is allowed to boil within the ...
400 nm laser pumped by aneutronic fusion -- possible?11/30/2008Steve Nelson
  Q: Is it physically-possible to design and build a 400 nm laser that is directly-"pumped" by aneutronic ...
  A: When you're talking about laser power of that magnitude, the wavelength doesn't matter as much as ...
400 nm laser pumped by aneutronic fusion -- possible?11/30/2008Steve Nelson
  Q: Is it physically-possible to design and build a 400 nm laser that is directly-"pumped" by aneutronic ...
  A: I know what a pump is, but thanks for the clarification. :) Aneutronic fusion is a theoretical (in ...
Gas fuelled electricity vs other resources11/18/2008Willliam S. Linnell
  Q: If we compare the gas fuelled electricity vs coal fuelled and wind power. Then I want the answers to ...
  A: Windpower is the cheapest to operate because the fuel source is free. Once the machinery is in ...
Career vs. Compensation11/6/2008Dr. Kent Welter
  Q: I am a Grad student, at a very(somewhat) prestigious Northeastern school. I am doing a PhD, well ...
  A: I would always suggest the PhD. Not for the pay, but for the experience. Getting a PhD involves a ...
the sodium coolant of the Super Phneix fast reactor11/3/2008Bill Mihalovits
  Q: my question is that the super phenix fast reactor in France spent alot of its life in shut down what ...
  A: I can't say with certainty because I can't seem to find more detailed information, but they probably ...
the sodium coolant of the Super Phneix fast reactor11/3/2008Bill Mihalovits
  Q: my question is that the super phenix fast reactor in France spent alot of its life in shut down what ...
  A: The coolant isn't pure sodium, it is a mixture of sodium and other metals such as Mercury, which is ...

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Questions by
Active Experts:
Osman Kemal KadirogluBill MihalovitsDr. Kent Welter
Steve NelsonWillliam S. Linnell 

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