any one can tell me free online instrumentation courses
Category Archives: Aerospace
thermal engineering book
pls anybody refer me the good book to study thermal engineering
Snakes: Growing and Shedding
Like most animals, snakes continue growing throughout their lives. Their growth rate is very high during youth and much slower as an adult. And just like most animals, their heads are larger – relative to their bodies – while they are juveniles than when they are adults. Their bodies
L'Universelle – Front Wheel Drive in '55
Pretty much all we ever see anymore of L'Universelle, the GM concept truck of 1955, is the same color photograph and the same brief one-paragraph description, usually contained within broader articles about GM show cars.
We almost never see any in-depth treatment of L'Universelle,
Signal Isolator Burnt
Dear members,
The 24 dc supply signal isolator was burnt, input is 4 to 20 milliamps and the output also 4 to 20 milli amps, auxiliary supply is 24 volt DC supply.
can anyone tell what are the causes of burning the signal isolator
Intermitant low power
I have a Mustang Cobra that I have installed a supercharger on. I have had the car dyno tested. It produced 330hp at the wheels. That seemed to be a little low but the car did exhibit a large gain of power over what it was before. Since then, it will run as it did when I first put on the blower. Som
10 Inventors Killed By Their Own Inventions
From Top Cultured:
This list is morbidly interesting. Here's a brief list of 10 inventors killed by their own inventions. Do you know of any more...?
Read the whole article
Are the Valves of the US and Japan made F23A1 engine interchangeable?
The F 23A1 engine installed in the 1998-2002 Accord LX, EX and SE models was manufactured in both Japan and the US. The heads, valve guides and valve keepers were identical. However, the Honda lists different (and much more expensive) intake and exhaust valves for the Japan made engine than the US m
DARPA Wants To Look into the Future to Prevent Outbreaks Before They Happen
From Popular Science - New Technology, Science News, The Future Now:
The fight against pathogens is usually reactionary; a pathogen evolves or mutates, developing a drug resistance or finding a more efficient path toward infection, and researchers scramble to shift tactics for figh
Barber Chair Hydraulics Restoration – Antique 1920s Emil J. Paidar
I have seen a few threads on this board about restoring barber chairs. I have even seen some discussing the hydraulics. However, nothing seems to help me with my dilemma.
I am disassembling the chair - 1) to make break it into manageable pieces to haul up a few flights of stairs and 2) to r
how to calculate line amps to kw 3phase 380 volt
sir, our machine 380 volt 3 phase 60 hz ,line ampere 12 amps . how to calculate total ampere?
nuts
ca you tell me how to make nuts or how many processes which the nuts were maken. thanks you
make nuts
can you tell me how to make nuts or say other way that how many processes we need to operate for making nuts?
thanks you
Alloy 20 shaft-stress relieve
Hi all,
Is it a normal practice to do stress relieving on Alloy 20 (ASTM B475 UNS N08020 ) shafts? The shaft application is for larg rotating equipment like pumps.
Thank you!
Threading 4130 and 410 ss together.
I have recently threaded a 4130 plug with acme threads into a 410 ss box adapter. now they will not come apart. No extraordinary force was applied and red grease and never-seize was applied to the threads. Why will they not come apart?
Chemist, Biologist Wins MIT Inventor's Prize
From msnbc.com: Science:
A University of California chemistry and biology professor whose research is applied widely in biotechnology became on Wednesday the first woman to win the prestigious Lemelson-MIT Prize for outstanding inventor. Carolyn Bertozzi, 43, won the $500,000 pr
ELECTRICALS
Dear Sir, Q-1 What is Meaning of CURRENT , VOLTAGE , Resistance ,Capacitance ,Inductance ??? Q-2 . Why Use Prefer DRIVES Instead of Star Delta, DOL, Autotranformer Start
STEAM TABLES FOR SUPER CRITICAL and ULTRA SUPER CRITICAL PRESSURE STEAM
Where can I find steam Table for SUPER CRITICAL STEAM Pressure and ULTA SUPER CRITICAL Steam in Thermal Plants. I have used google but it does not give required data. CR4 MEMBERS CAN SUGGEST THE LINKS.
Where can I have some operational data of Boilers such as Thermal Efficiency, Feed water Temp
PLC and Functional Safety Certification
I have been asked to find the requirements for safety certification for PLC based systems. Unfortunately i continue to run into a brick wall. Can anyone point me in the right direction. thank you
Recreating The RCA Photophone
From Retro Thing:
The pallophotophone was an early audio recorder created by GE researcher Charles Hoxie (seated in the photo) in 1922. Rather than using magnetic wire or lacquer disks, the device captured audio waveforms on sprocketless 35 mm film as a series of 12 parallel track