Please include other openings such as drains & chimneys

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I WANT TO COUNT cfm OF 20 TON AHU

Can anybody give me a wiring & GA diagram & samle calculation of SLDB & MLDB.

My email ID is dg1961@gmail.com

Sirs:

Will you please help me find relevant article in NEC or Electrical Standards, if it is allowed to install control and monitoring cables in a 1.5 meter wide X 1.5 M deep x 6 m length of 11 KV cable trench without barriers. There was an earlier proposal to lay these cables separately on cab

Hello

We are having MOCB(minimum oil circuit breaker) with pressurized nitrogen.There is a debate going on about the sufficiency of the nitrogen pressure and its importance.I read somewhere that it aids in arc extinction.Can any body throw more light on it.

Majority of our modern day microphones are based on Dr. James Edward West's invention of the microphone in 1962. Dr West developed the Electroacoustic Transducer Electret Microphone with Gerhard Sessler, a colleague, while working at Bell laboratories. The foil-electret transducers they develop

we connected a pc with a micrologix 1400. the ip address is recognised but no response from processor? error no 0x10 is returned.can any one help.

hi, i am working in a factory as designer for jigs, fixtures, gauges and small automations. i am in tension from many days for how to use pneumatic cylinder for an object to hold it. if any formulaes are available so, please give me.

Mohammad Irfan

madams/ sirs

by this question i'm correcting my previous question

what is the rate of allowable loss in leakage test of upvc pipes , if there are formula can be used to calculate the allowable loss for upvc pipeline.

best regards

One UK landmark building achieved an "excellent" NEAT rating by introducing a mixed mode of passive natural ventilation and air conditioning cassettes. Engineers drew cool air into the building via insulated ventilation louvers, while forcing warm air out. AC is used only to maintain correct ventil

How well do you manage the information flow up and down your organization? How do you communicate with other engineers? With management staff, suppliers, customers, and those on the manufacturing line? Is your model working? How many levels of management do you have to interact with? Is the same inf

A number of major U.S. corporations have concluded that limits on carbon emissions are inevitable, whether they come from Congress or the Environmental Protection Agency (EPA), cap-and-trade, or a tax. EPA took the first step on the road to regulation on January 1 when it began developing a registry

Though Amazon's Kindle and Barnes & Noble's Nook may be getting most of the publicity, get ready for a flurry of introductions of e-Readers, writes BusinessWeek. About two dozen of these book-reading devices have already been introduced, with total sales expected to double to six million units i

Power industry personnel are often confronted with spurious "facts" about nuclear power. Misinformation abounds in widely held notions that nuclear plants can blow up, nuclear waste is a problem, Chernobyl is a symbol of the dangers, and expansion of nuclear power will lead to a catastrophe. A Mech

I work in the QMI unit of my company and we are facing the problem of erratic readings from an Optek turbidity analyzer (nephelometer) due to bubble interference. The bubbles disperse the light from the light source and increase the turbidity. We have a debubbler installed but it doesn't seem to be

Why power system transmission voltage is 32 kV why not 131 kV?

Hi Fellows

I need to make some parts the basic material is "Unsaturated Polyester Resin"

My question is if some body can tell me what is the additional components; like glass fiber and hardener; that I should add in order to get a final material that is enough strong (mechanical) a

I am in need of a plan diagram to connect a circuit to make copper ions for a swimming pool. I want to use it in conjunction with regular chlorine for disinfection. Pls help

You've mentioned in your recent article that Biomass are major future source of electrical power in the United States. Have you tried to consider Biogas fuel which is the products of waste from animals (i.e. pigs, chicken, cows, etc.). Making use of this source as means to generate electricity is