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Blog Details for "Conference Room 4 (CR4)"
Conference Room 4 (CR4)Conference Room 4 (CR4)Conference Room 4 (CR4) is a forum for engineers, scientists and technical researchers to discuss engineering news, seek technical help and get answers to burning questions. 
Articles
PU paint to mild steel structure
2009-09-23 14:29:00 please describe the procedure of PU paint including primer and preparation in detail.... More About: Paint , Structure , Steel
parameter of turbine
2009-09-23 13:52:00 what parameter should be difference in 96MW hydro turbine to 96MW thermal turbine? More About: Turbine
Current and voltage in resistor?
2009-09-23 13:50:00 i want to know one nonpractical problem's solution. if we connect three 20V ideal DC voltage source and one 20ohm resistance in prallel to these votage sources then what will be the current and voltage in resistor? all four elements are in parallel More About: Current , Voltage
Hoist Using Rotating Spool With Rope Wrapped Around
2009-09-23 13:41:00 Hello, does this have a certain name? It is a motorized spool with a rope wrapped around twice. You pull on the rope to grip the spool and the rope is pulledy tight by the friction to lift the load. I am looking for examples and pics on the net for this item. thanks More About: Wrapped , Rotating
Plastic Beverage Bottles
2009-09-23 13:39:00 Is there a chemical or solvent that would melt plastic beverage bottles? After retiring I turned to art to fill some time and satisfy my creative impulse. I would like to transform plastic beverage bottles into a medium that I can cut into shapes much like working with stained glass. so I'm looking More About: Plastic , Beverage
Student Blogging Communities - Blogging About Blogging? (Part 1)
2009-09-23 13:01:00 It sounds like a blogger's ultimate ego trip - blogging about blogging. But the writing that so many CR4ers enjoy is not as simple as opening a webpage and letting it rip. That's why many educators are turning students onto a form of communication that ranges anywhere from online journaling to More About: Student , Blogging , Part , Communities
The Top 10 Social Media Mistakes (Part 1)
2009-09-23 13:00:00 Are you sure that you know how to use social media? Are you tweeting with Twitter, posting status updates on Facebook, and using LinkedIn to connect with colleagues? If you have plenty to say, you may have your own blog. If you're especially social media savvy (or just look good on camera), you More About: Social , Media , Part
wind power with electric motor
2009-09-23 12:10:00 Hi all iwould like to rotate my wind power generator with electric motor.i would like to know that wind power out put is to go in put of that motor which is rotate this wind generator. More About: Power , Motor , Wind , Wind power , Electric
120 Inch Niles Boring Machine Finally Arrives
2009-09-23 10:29:00 Hi Guys: I have posted a Picassa Web Album on French River Land that depicts the arrival and off loading of the 120 inch Niles Boring Mill at one of my powerplants at Turners Falls, MA. I am erecting it over the hole in the powerhouse floor where we removed an older GE steam turbine. More About: Machine , Finally , Inch
Siemens Motor
2009-09-23 10:16:00 We have Siemens Motor 132A, 775KW, 4000V. The oil of DE and NDE bearing housing always drop down, we don't know the reason. Does anybody know why?
Distance Calculation from Latitude and Longitude
2009-09-23 10:10:00 When a latitude and longitude are given which is the most effective way to calculate the distance from two co-ordinates. More About: Latitude
what is escalation
2009-09-23 08:42:00 Can any body plz explain me the term escalation in quantity surveying.
Which Dessicant Can I Use to Get Dewpoint Around -70deg c
2009-09-23 08:04:00 Iam working in a semiconductor industry,we use thermal forcing system to do characterisation for IC'S at different temperature ranging ffrom -50 degc to 150 deg cWe have 2 thermal forcing system,one of which is down because it is causing ESD(Electro static charges more than 10kv which iss bad for IC
Dessicants and Dew Points
2009-09-23 08:04:00 Which Dessicant Can I Use to Get Dewpoint Around -70deg c Iam working in a semiconductor industry,we use thermal forcing system to do characterisation for IC'S at different temperature ranging ffrom -50 degc to 150 deg cWe have 2 thermal forcing system,one of which is down because it is causi More About: Points
Which Dessicants and Dew Points
2009-09-23 08:04:00 Which Dessicant Can I Use to Get Dewpoint Around -70deg c Iam working in a semiconductor industry,we use thermal forcing system to do characterisation for IC'S at different temperature ranging ffrom -50 degc to 150 deg cWe have 2 thermal forcing system,one of which is down because it is causing E More About: Points
Earthing - Standards
2009-09-23 08:00:00 Hi All. I would like to know the standards about construction/erection of an Earth Pit for Medium Voltage (440 V 50 Hz) network in India (Navi Mumbai). Following information is required: 1) Size of the Earth Plate 2) Earthing Plate metal - When to use copper and When to use GI 3) More About: Standards
Manifod Design for LN2
2009-09-23 07:39:00 I am assigned to design a manifold for LN2. The Scenario is: We have installed 4 outlets of LN2, but we have 5 TEst Handler to be supplied by the LN2. While waiting for the Job Order of the additional outlet for the 5th Test handler, we are using N2 tanks to accomodate the 5th Test Handler. More About: Design
Learn How to Weld
2009-09-23 07:02:00 In this episode, automotive enthusiast Brian Karas teaches you the basics of MIG welding for auto body repairs, fabricating custom brackets, and even household chores such as fence repairs. The video covers everything from setup and operation to the tools you'll need and the safety precautio More About: Learn
Unidentified Animals or Monsters?
2009-09-23 07:01:00 Recent images of unidentifiable creatures, such as the "Montauk Monster," have appeared frequently in the news, making people wonder what else could be out there that we have not discovered. Are these creatures "monsters," or could it be that the ocean simply disfigures familiar animals by the r More About: Animals , Monsters
The Highwayman Truck: TV History For Sale
2009-09-23 07:01:00 After creating the first Knight Rider TV series, Glen Larson took the same formula and substituted a futuristic semi truck for a Pontiac Firebird. The result? A pilot movie and nine episodes of a TV show called "The Highwayman," broadcast on NBC in late 1987 and early 1988. Th More About: History , For Sale , Truck , Sale
The Modern Streetcar System and Light Rail
2009-09-23 07:00:00 In recent years, cities have revitalized or installed streetcars and light-rail systems to stimulate economic and demographic growth. Not surprisingly, the public has taken to the idea in great numbers. During the 1970s and 1980s, some cities listened to commuter calls for an alternative way t More About: System , Light , Modern , Rail
Is The Prevalence of Social Networking Sites Replacing Face-to-Face Interac
2009-09-23 07:00:00 Just like email replaced postal service and cell phones replaced land lines, is the vast base of social networking sites slowly replacing face-to-face human interaction? Why would a person drive all the way to someone's house to poke them when they could use a click of a mouse and do it on Fac More About: Social , Social Networking , Networking , Sites , Face
Calculating Cooling Water Velocity
2009-09-23 06:23:00 Is there a formula to calculate the correct cooling water velocity over a Submersible motor with a Shroud. That will take into account the ambient temperature of the water? More About: Water , Cooling
Two Transistors Break Down Frequently
2009-09-23 06:22:00 Dear friends; I have an Automatic voltage stabilizer 5KVA 220V +/- 3% with 24VDC servomotor control for fans in a school. I have been facing a problem for one year that two power transistors D401 and B546 installed on its PCB break down frequently. I replace but after one or two months, one More About: Break
Hydro-Power Generator
2009-09-23 06:12:00 Our 2 Westinghouse generators are rated at 312.5 kva when rotating at 150 rpm. I believe the generators have 64 poles. The turbines are undersized and can rotate the generators at an estimates 120 rpm. Can the generators be rewound or adjusted to produce less power, but at usable frequency, without More About: Power , Generator , Hydro
Oil changing of Honda generator.
2009-09-23 05:23:00 Dears, I have purchased an old Honda generator 220V 5KVA for domestic use. I don't have any service manual for this gen. I want to know after how much service hours should we change its engine oil? I think, mostly oil changing period equal for small generators up to 10KVA. More About: Generator , Changing
Removable cell battery-packs.
2009-09-23 04:51:00 Hi everyone. I posted my electric bike project here a while ago, and I have since seen a failure of lead-acid battery technology. Wasn't a big surprise, but it won't support the deep discharging and normal charging cycles that the application requires. I routinely discharge the batteries to about More About: Battery , Cell
Thermoelectric generators
More articles from this author:2009-09-23 03:45:00 Germany automakers Volkswagen and BMW have developed thermoelectric generators (TEG) that recover waste heat from a combustion engine. According to a report by Prof. Rowe of the University of Wales in the International Thermoelectric Society, Volkswagen claims 600W output from the TEG under hig More About: Generators 1, 2, 3, 4, 5, 6, 7 |
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