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Mechanical Engineering/Questions
| Subject | Date Asked | Expert |
| Shaft Deflection | 9/3/2004 | Pat March |
| Q: I am trying to determine the deflection of a multi-diamter shaft at various axial lengths. The ... A: You must use the beam formulas in a stepwise fashion. Your situation is complicated by the fact that ... | ||
| Blower | 8/30/2004 | Pat March |
| Q: First I'd like to thank you for your patient in answering my perviouis question. Now, I wanna know, ... A: You are quite welcome for the previous answer. You write that you have the flow rate. This would be ... | ||
| mechanical engineering design question | 8/21/2004 | Pat March |
| Q: I have been given a problem and I am stumped. A cantilear beam is monted on to a 1.25 inch diameter ... A: Howdy Cheryl, The cantilever is at a right angle to the rod? Assuming this is true, the bending ... | ||
| Gears | 8/7/2004 | Pat March |
| Q: How does a ship turns? What are the mechanisms used for the purpose? A: A rudder is fitted to the tail end of a ship. This is a plate pivoted on a vertical shaft so it can ... | ||
| tension | 8/2/2004 | Rick Bolton |
| Q: I am looking for the amount of tension a screw would be under when pressure is applied 4" from it's ... A: David, You can model your problem as a simple cantileve beam and determine the tension in the ... | ||
| Automatic numbering heads | 7/29/2004 | Rick Bolton |
| Q: R. Bolton Can you please answer me: What is the movement mechanism in automatic numbering heads(For ... A: Bob, There are a number of ways the wheels can be rotated - a gearing system where a gear is ... | ||
| Steam engine | 7/28/2004 | Pat March |
| Q: Pat How do you make a steam locomotive go in reverse? Thanks ... A: Bob, There are a bunch of links between the wheels and the valve rods. These serve to control the ... | ||
| Automatic numbering heads | 7/26/2004 | Rick Bolton |
| Q: R. Bolton Can you please answer me: What is the movement mechanism in automatic numbering heads(For ... A: Bob, Perhaps you have seen marking punches? These are hand-held punches with a number or letter at ... | ||
| Engineering Assitance | 6/16/2004 | Pat March |
| Q: I have an invention idea for the propulsion of a flying car. Once again the idea involves ... A: Components of a pneumatic cylinder: Piston. Piston seal, generally a rumbber ring. Cylinder. This is ... | ||
| Information on the Field of Mechanical Engineering | 5/31/2004 | David Barnes |
| Q: David Barnes. My name is Jack Golden and I am a student of the PEGASUS 7 & 8 program at La Salle ... A: I can do better than that - The headquarters of ABAQUS Inc. is in Pawtucket - right up the road from ... | ||
| I am doing a research project... | 5/19/2004 | David Barnes |
| Q: I am doing a research project for my English class and I am wondering if you could list for me ten ... A: Wow, what a refreshing question! How about these: Stress Strain Analysis Mesh Hyperelastic ... | ||
| I am doing a research project... | 5/19/2004 | Pat March |
| Q: I am doing a research project for my English class and I am wondering if you could list for me ten ... A: Howdy Mark, Ten words.... 1. ABS. This is short for acrylonitrile butadiene styrene, a widely used ... | ||
| Licensing Liquid Level sensing Technology | 4/19/2004 | Rick Bolton |
| Q: Bolton, I developed a new microprocessor-based liquid level sensor. I patented it and have a ... A: Joe, Thanks for your question about marketing your liquid level sensor. If you are not aware of it ... | ||
| fields of mechanic | 4/15/2004 | Pat March |
| Q: i am a student in mechanical engineering . and i want to get a part time job for experiment in my ... A: In my part of the world, jobs of any sort are difficult to get. If you are fortunate enough to be in ... | ||
| Robotics | 4/14/2004 | Rick Bolton |
| Q: I want to build a robot with a vaccumm cleaner, but I don't know how. Can you help me?(Not a regular ... A: Michael, Some years ago I experimented with a simple robot from Radio Shack that they were marketing ... | ||
| Volumetric Flowrate | 4/13/2004 | Pat March |
| Q: Can you tell me the volumetric flowrate of 1.2 lb/min of hydrogen through a 3/4" copper tube at ... A: For a perfect gas, specific volume, absolute pressure, molecular weight, and absolute temperature ... | ||
| user subroutine | 4/6/2004 | David Barnes |
| Q: ..here i got another problem, for my case the pressure is totally diffrent at every each ... A: I suggest that you get familiar with the ABAQUS online documents. Issue the command ABAQUS DOC ... | ||
| centrifugal pump | 3/29/2004 | Pat March |
| Q: why is priming needed in a centrifugal pump? what happens if air is there in the pump? A: If a centrifugal pump is not primed it will be pumping air, not liquid. It will increase the head in ... | ||
| abaqus cae | 3/17/2004 | David Barnes |
| Q: here is another question. can abaqus do uncouple analysis for impact case. e.g in my project i have ... A: Yes it is possible to do this, but I never would do it that way. ABAQUS /Explicit is perfect for ... | ||
| abaqus cae | 3/15/2004 | David Barnes |
| Q: actually now i'm trying to upgrade my skill from abaqus manual to abaqus cae. now i'm trying to ... A: Ahmad, You should get comfortable with the ABAQUS User's manuals and in particular the online ... | ||
| watts per cm converted to watts per inch | 3/15/2004 | Pat March |
| Q: I am not sure if this is in your line of expertise or not. I have previously asked a professor of ... A: Converting wats per cm to watts per inch is simple since there are exactly 2.54 cm per inch. The ... | ||
| ANSYS program | 3/10/2004 | David Barnes |
| Q: I am taking a course in FEA and I want to use ANSYS for my homework exersices. Please advise about ... A: You might find these interesting: http://www.hks.com/solutions/sol_rolling.html ... | ||
| Help on a project | 2/27/2004 | David Barnes |
| Q: I am a third year mechanical engineering student in Turkey. I need some help for a project. We are ... A: There are obviously a million different approaches to this problem. I suggest starting to collect ... | ||
| Help on a project | 2/27/2004 | Pat March |
| Q: I am a third year mechanical engineering student in Turkey. I need some help for a project. We are ... A: Howdy Bob, The way the problem is presented suggests using suction cups to grasp the eggs. Then I ... | ||
| Hello, I am a third year... | 2/27/2004 | Rick Bolton |
| Q: I am a third year mechanical engineering student in Turkey. I need some help for a project. We are ... A: Bob, Thanks for your question and good luck in your academic endeavors. I always have enjoyed ... | ||
| design | 2/16/2004 | Rick Bolton |
| Q: why reciprocating engines are always partially balanced? kindly explain the reasons why it cannot be ... A: Karthik, I'm not sure if I understand the question completely. The reciprocating engine has the ... | ||
| mechanical engineering | 2/9/2004 | Rick Bolton |
| Q: what is mechanical engineering a study of? A: Richard, Thanks for your question. I would say that "engineering" is the use of scientific, ... | ||
| Research paper for my son | 12/5/2003 | Rick Bolton |
| Q: My nine year old son has choosen robotic engineering as a career for the future. This falls in the ... A: Victoria, Thanks for your question about your son's career choice. I am not a professoinal ... | ||
| Science Project | 12/4/2003 | David Barnes |
| Q: I am starting a science project for my 7th grade project. I have picked aerodynamics of automobiles. ... A: Very interesting topic! I can see that you do have quite a challenging demonstration to conduct. ... | ||
| designing motorized vehicle | 11/17/2003 | David Barnes |
| Q: Our 9th grader has been given a project to build a motorized vehicle converting potential energy ... A: Wow, I love this stuff! But first a couple questions: Is there a specific goal for the vehicle? ... | ||
| Reciprocating Air Compressors | 9/24/2003 | T.K.sesha Subramanian |
| Q: I am looking for an online engineering applet or simulator to check my energy balance equations. ... A: the power terms regarding compressor are, 1)couplling power 2)indicated power 3)blade power ... | ||
| Textile Roll equation... | 9/5/2003 | David Barnes |
| Q: by any chance, can you e-mail me the equation that would help me figure out how much fabric would ... A: My hope is that you have a way to relate the material "weight" to material "thickness". If you know ... | ||
| Poiseulle and Couette flow | 7/15/2003 | T.K.sesha Subramanian |
| Q: What is the importance of studying Poiseulle and Couette flow? What are the areas of applications? A: couette flow is the flow of viscous fluid between two plates, but one plate is moving with certain ... | ||
| Hi, I was wondering if you could answer a few of my Questions | 6/8/2003 | Pat March |
| Q: Relating to school, one of my assignments was to question about your daily life and routine. I was ... A: 1. Actually I am retired, but I love working on engineering jobs, projects, and problems, so I keep ... | ||
| air pressure in a tube | 6/4/2003 | Pat March |
| Q: I have a summer internship and am working with an airgun that fires projectiles. The tube that is ... A: Stress in a tube is proportional to the pressure and the inside diameter. It is also inversely ... | ||
| Fatigue behaviour of a shaft | 4/17/2003 | David Barnes |
| Q: Regarding a shaft within a gearbox subjected to both cyclic torsion and cyclic bending stresses how ... A: The most common method of assessing the fatigue characteristics of a steel shaft is to construct a ... | ||
| Mechanical engineering | 3/11/2003 | Pat March |
| Q: I am a second year engineering student at Colorado State University, and I am writing a report on ... A: I will give you an example from my own experience. A large system was being developed for printing ... | ||
| Material Strength | 2/27/2003 | Pat March |
| Q: I have an equipment with round shape cover about 6 feet diameter. The cover is supported on the ... A: Calculating stresses in cicular plates is a very chancy proposition. Your problem says the plate is ... | ||
| Career | 2/15/2003 | Michael Holmberg |
| Q: i am a student in OGU Mechanical Engineering deparment.And in my last two years, i want to know; for ... A: When I finished high school I didn't know what I wanted to do with my life. I thought that going to ... | ||
| ABAQUS/CAE | 2/6/2003 | David Barnes |
| Q: I have two questions to ask about ABAQUS/CAE 1. I am modelling an aluminium plate and visco-layer ... A: You can model the two layers within one PART and simply PARTITION the part to differe3ntialte ... | ||
Mechanical Engineering
Answers by Expert:
Pat March
Top Expert on this page
Expertise
Gears, levers, geometry, design, fans, blowers, centrifugal pumps, plastics, manufacturing.
Experience
Past/Present clients
Ballards', RTP Electrix, Spectra-Physics, Young Concepts, Hiline, others.
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