Mechanical Engineering

- Development of machines. Mechatronics, Robotics, Engines, Drafting

Aerospace Engineering

Development of aircraft and space vehicles. Propulsion, Aircraft Structures, Crafts, Atmosphere
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Automotive Engineering

Gear heads unite to discuss Vehicle Dynamics, Safety Engineering, Performance, NVH, Ergonomics, Durability...
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 Meta Thread / Thread Starter Last Post Replies Views Views: 2,466 Announcement: Follow us on social media and spread the word about PF! Jan16-12 Pinned: Should I learn Pro/Engineer or SolidWorks? ( 1 2) Dear all, I checked job numbers on indeed Canada, and when using Pro/ENGINEER and solidworks as search words, I got... Aug4-14 01:56 PM buell23 26 34,446 Pinned: Experimental Fluid Mechanics Videos Series ( 1 2 3 ... Last) Hi everyone, Maybe this resource is new for someone. It's a collection of videos made in the 60's by the very best... Mar6-13 10:50 AM FeynmanIsCool 61 97,868 Hey, So Ive been trying to wrap my mind on how to solve this problem. Im trying to use a CFRP Sheet as sort of a... T 10:16 AM Greg Bernhardt 1 168 Hello everyone, Assume that you have a flat plate, that is moving up and down in a sinusoidal motion with the... T 05:01 AM Mech-Master 1 109 Hello everyone, my question is: Would be ok to use a self locking gear like a worm gear for a solar tracker system on... T 03:37 AM Baluncore 1 115 Moved: Choosing my university! - - - I have been looking for quite some time for a source of high quality prototyping parts that I can use to quickly make... Y 03:25 PM Jasper091 3 854 hi please if any one can tell me how i can get the following equation (attachments) of deflection for statically... Y 01:45 PM sara291 6 319 Hello there! I'm working for about 2 months to build a system for getting digitally values about the angle of... Y 09:53 AM Baluncore 6 157 Hello guys I am working on a z axis lift driven by stepper to lift and lower the platform precisely . It will be... Y 02:34 AM imzautomatiin 3 147 I am making a basic structural engineering software program for modelling cylindrical pipes. I want to model the... Aug30-14 06:21 AM MrMatt2532 1 146 I need a contraption that can keep a ball spinning, smoothly, at a slow speed. If it has a variable speed control,... Aug29-14 08:32 PM berkeman 10 161 I am new to pumps and wondering how to calculate the total static head for the system below.... Aug29-14 04:18 PM Greg Bernhardt 1 238 Hey all, I built a fixture for leak testing cylinder valves. The potential leak points are tested using very small... Aug29-14 03:40 PM blakej 2 225 I've been trying calculate the capacity of one of our dust collection systems. It features four vacuum slots lined up... Aug29-14 11:23 AM andy1234 1 151 I see that pressure regulator curves show different flow rates, but I am confused by this because I was under the... Aug29-14 09:51 AM Q_Goest 2 170 I've been thinking about the building-design simulation, and am hoping that someone can point me toward more complete... Aug29-14 01:08 AM Mark44 5 263 Hello everyone, I've been trying to figure out how i can have two different inputs that are switchable from one to... Aug28-14 04:33 PM FactChecker 3 171 im looking for engines that are known for being extremely high effiency. im not just talking about high efficency... Aug28-14 03:58 PM russ_watters 2 177 Hi, I was thinking about this and hit a "wall". If you have a vertical rod with constant area that is attached to... Aug28-14 11:47 AM SteamKing 1 109 Regarding flight control for planes, there exist 3 axes: roll, pitch, and yaw. Something that I've been curious of... Aug28-14 07:12 AM montoyas7940 11 221 I'm trying to design mechanism similar to this video https://www.youtube.com/watch?v=t1JNWnTpmkA where i have... Aug27-14 01:23 PM lynxz3 2 169 As far as I understand a rod that has an angular velocity is static. Nonetheless, if we analyze a particle in the rod,... Aug27-14 06:56 AM Simon Bridge 1 157 Hello With regards to a common example in most fluid mechanics books where there exists fluid between two... Aug27-14 01:57 AM Red_CCF 167 20,075 For example, in chemical plants, if a pressure gauge is on a pipe and it reads 5000 kPa, is this a static or total... Aug26-14 11:17 PM russ_watters 1 135 We are using a childs wagon as the base for a parade float. The float will be decorated to look like a canoe. We... Aug26-14 08:16 PM etudiant 1 154 I want to do some prototype work that may need some springs. they are long springs I will need to find cheep part so I... Aug26-14 06:58 PM marmstrong941 2 295 Hi all, I'm new to this forum, but have used it before for school. I'm currently working on my MS mechanical thesis... Aug26-14 04:17 PM zakzackzachary 4 138 Hello, Looking for some advice on increasing bending stiffness of a mild steel 1" x 0.065" round tube. This is for a... Aug26-14 02:28 PM AlephZero 7 186 I know that adibatic process means no heat transfer. i.e., →PV\gamma =constant. Where \gamma = 1.4 for diatomic... Aug26-14 11:10 AM ajayguhan 3 143 My background is electrical engineering, but I have a question regarding the mechanics and physics regarding plane... Aug25-14 10:55 PM AlephZero 5 231 Take a cylinder in cross flow. We know that for Reynolds number greater than 40, we will start to see vortex shedding... Aug25-14 02:00 PM jlefevre76 10 474 I need to build a table saw miter gauge at about 1/4/-1/8 scale. The center axis of rotation seems pretty... Aug25-14 03:52 AM Baluncore 1 206 Hello everyone, I am wondering how to properly go about calculating the stresses caused by bending on an angled... Aug24-14 10:55 AM jlefevre76 2 344 Im currently studying a course on the mechanics of solids..the reference book i use is by Popov..But i cant... Aug24-14 08:01 AM SteamKing 1 209 Hi all, The process of throttling in refrigeration is taken to be isenthalpic. And as enthalpy remains constant... Aug23-14 01:12 PM jack action 4 248 I've been thinking about the building-design simulation, and am hoping that someone can point me toward more complete... Aug23-14 07:38 AM Baluncore 1 239 I need to compute for the relief capacity (gpm or lb/hr) of a 10" rupture disc with relief valve set at 180psig.... Aug22-14 06:27 PM martane 2 243 Hi all, first post on PF! I was just wondering if a motor that is specifically designed to generate the most... Aug22-14 05:53 PM russ_watters 6 257 We have roller setup which is to be driven by a motor. The roller dia is 90 mm. A shaft which is connected to its end... Aug22-14 02:25 PM Baluncore 5 240 Hello PF, Can anyone recommend a set of governing equations for the design of a simple elastomeric balloon that... Aug21-14 07:32 PM Chestermiller 6 244 Hi all, I am not able to physically understand the term "load" when we refer to Single Shaft Gas Turbine engines used... Aug21-14 03:25 PM jack action 3 363

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