Published: Sun, 19 Feb 2017 21:55:00 ESTCopyright: Copyright 2017
Sun, 19 Feb 2017 10:42:19 ESTWhy a simple positive frequency sine wave shows a phase angle of -90 degrees or π/2 radians in the phase spectrum?
Sun, 19 Feb 2017 09:32:21 ESTHi members , I am currently auditing several commercial buildings and as a part of this project , the cooling towers in such buildings use a Danfoss VLT HVAC Basic Drive FC 101 drive. Its a 1.1kW 3phase motor , 1440 rpm IM . When i click on the drive to understand different setting , i came acros
Sun, 19 Feb 2017 07:56:35 ESTGreetings, and I hope this first post makes sense! I have machine that uses compressed air. Rather than using a compressor for this machine, we are considering nitrogen gas since it's use is infrequent. The specifics are a 40 Cu Ft Nitrogen tank, filled to nominal 2200 psi. at room temperature. Th
Sun, 19 Feb 2017 05:21:53 ESTHi, Recently i am doing with a datasheet of a Radar type level transmitter.But i am findings difficulty with the terminology (Measurement-Section) attached in the image.How could i define HmHiTL(SL-76) as there is no indication about it in vessel specification. or what should be the Maximum measu
Sat, 18 Feb 2017 20:20:43 ESTHy . we have facing problem with our turbine control system woodward 505 ,last two days turbine tripped . last cause showing on woodward display is External trip input , we check all fail safe loop. contactor also replaced . but still facing same fault any suggestion
Sat, 18 Feb 2017 19:32:50 ESTplease help me in finding the frequency of this graph in matlab. and tell me how to find the value of X axis when Y axis is at 0.
Sat, 18 Feb 2017 12:00:19 ESThttp://www.managementtoday.co.uk/death-diesel-cars/article/1207910 With the recent announcements from within the UK and EU, the diesel vehicle is in its death throws. All down to the high pollution levels they create. It is looked to be fully off the roads by 2020 and only petrol, hybrid and electr
Sat, 18 Feb 2017 07:16:12 ESTI received a phone call from a ex-colleague asking me whether I have used the common e-mail address (and password) of the firm to send a personal email recently. I have left the firm six month back and never used their e mil since then. Further I had even forgotten user ID and Password and hence cou
Fri, 17 Feb 2017 21:52:01 ESTWe have a weldment that has 2 steel blocks that are threaded. We install a 1" Gr 8 Coarse thread bolt into each one. They are used as jack bolts so once the weldment is attached to a piece of equipment, the bolts are turned out to push up against a bolt head or machined surface on a piece of equipme
Fri, 17 Feb 2017 21:14:25 ESTHello everyone, Does anybody know about a surge protector for 4-20mA signals that can easily be switched from 2-wire to 4-wire and vice versa without rewiring any field wire or internal wiring in a control panel? Thanks for the help!
Sun, 19 Feb 2017 21:55:00 ESTIDEX is the world’s most strategically important tri-service defense exhibition. For OEMs, military buyers, and prime contractors, this global event is the place to find technologies for land, air, and sea. The International Defense Exhibition and Conference (IDEX) is also where defense subcon
Sun, 19 Feb 2017 05:00:00 ESTAfter years of work, two carbon capture projects are entering service, shining a spotlight on technology that captures and reuses carbon dioxide from fossil-fired power plants. Petra Nova first captured carbon dioxide on September 19, 2016, and the Kemper County energy facility is expected to be in
Sat, 18 Feb 2017 05:00:00 ESTResearchers at MIT and Brigham and Women’s Hospital have demonstrated a voltaic cell that is sustained by the acidic fluids in the stomach. The system can generate enough power to run sensors or drug delivery devices that can reside in the gastrointestinal tract for extended periods of time.
Sat, 18 Feb 2017 05:00:00 ESTThis is less of a blog post and more of a memo to my younger siblings. I was right all along. I am smarter than you. Oldest siblings everywhere are walking around cocksure and vindicated this week thanks to a study from an international team of scientists that determined oldest children perform bet
Fri, 17 Feb 2017 14:00:00 ESTHard to believe for some, but pickup trucks built in the ’70s are becoming collectible. One of the coolest – yet most overlooked – categories of the era, light-duty trucks, are some of the most affordable classics around. And remember: we’re talking about the Seventies, so wh
Fri, 17 Feb 2017 05:00:00 ESTA new report released by IHS Markit reveals that the global market for power semiconductors used in cars and light passenger vehicles will grow by more in $3 billion in the next six years. ------- Editor's Note: This news brief was brought to you by the Semiconductor & MEMS Fabrication eNews
Fri, 17 Feb 2017 05:00:00 ESTOn this day in 1864, the pioneering Confederate submarine H.L. Hunley rammed and sank the USS Housatonic during the US Civil War. She was the first combat submarine to successfully sink an enemy warship. The Hunley was the third prototype submarine developed by businessman, lawyer, and Louisiana st
Thu, 16 Feb 2017 21:45:00 ESTThis week's image: Be sure to vote for your favorite caption!
Thu, 16 Feb 2017 17:00:00 ESTInterested in simulation for space hardware, broadband macromodeling, interference modeling, synthesis tools, or real-time location tracking? CST has a series of webinars designed to help you "get ahead" in these topics. Check out the list of current offerings to see what might interest you! ----
Thu, 16 Feb 2017 15:25:00 ESTIt isn’t too hard to argue that here in the United States we take our infrastructure for granted. Next month, the American Society of Civil Engineers will release its 2017 report card on the state of American infrastructure. ASCE updates the report card every four years. In 2013, the cumulativ