Pulse Jet Valve Material

so i am designing a new pulse jet and i have thought up a (theoretical) revolutinary valve system .... the problem is, not really a problem more of an improvement, but i need a non metal flexable, but not too flexable, material that will resist a large amount of pressure and exponintal amounts of he

Motor Terminals – Start and End Points

hi,

How to find motor 6 terminal start and end point for 3 phases? the problem wat i m facing is, i have i motor without name plate n without terminal plate.....so i get 6 wires with sleeve n now i wan to take Amp n RPM from it but for that i 1st differenciate starting n endind point of

Trying to Setup a Web Site

Take care unless you want to waste days of effort, a week of waiting and enjoy frustration.
I tried to create a website using one of the many advertised 'free' web site creation and hosting sites which Google throws up.
I spent two days creating a nice site (or did it evolve ) with their

Turbo Encabulator

The turbo encabulator

seems like it could solve a lot of my engineering problems because of its multi functionality. I was wondering if anyone has come across any other machines which are as useful as the turbo encabulator before I pu

Samsung Air Conditioner

We have a samsung cassette air conditioner model CH44ZA. The wired remote displays OC. The machine does'nt respond to the on/off switch. The main power was de-energised for over 5 minutes and re-energised, all to no avail. Any ideas of possible problems?

About the Hydrostatic Test

In the case of a vertical vessel tested horizontally in the shop,the test pressure shall relate to the design pressure adjusted for static head when the unit is in the vertical position.It must be ensured that no part of the vessel will be subject to a higher stress when tested vertically at site in

Covers for Variable Air Volume Boxes

We are doing a BMS upgrade in New York City. Some of the variable air volume boxes do not have covers on them. Can anyone suggest a manufacterer that makes sheet metal or plastic covers for VAVs. Also does anyone know if this is a code issue?(are covers necessary on the VAVs to pass code?)

EFF panel: Architecture is Policy

From Boing Boing:

One of the Electronic Frontier Foundation's founding principles was Mitch Kapor's aphorism, "Architecture is politics." The design of systems determines the kinds of politics that can take place in them, and designing a system is itself a political act. As part of

Lawmakers Eyeing National ID Card

From Wired Top Stories:

Lawmakers are proposing a national identification card — what they're calling "high-tech, fraud-proof Social Security cards" — that would be required for all employees in the United States. The proposal by Sen. Charles Schumer (D-New York) and

ADA Alert Day: High Glucose in the Blood

High blood glucose is HYPERglycemia not HYPOglycemia. Through your description of diabetes, you focus on the response to insulin. Try to think of diabetes with the level of blood glucose as the variable to be controlled.

As we eat, nutrients are converted to glucose. Glucose (or dextrose

Heat Transfer in Solar Air Heater

Hello, I am new to cr4. I have a query about Solar Heater. I want to analysis solar air heater in fluent. I designed solar air heater with fins in gambit. I apply heat flux in underside of the absorber plate. I split the solid from fluid volume in gambit. I analysed this problem in fluent and I

Revising a Scanned Document

Looking for information about scanning a document into MS word and making revisions to it.

Have scanned a document only to find that it is in a format that doesn't allow any changes to it. Seems like it should be a simple task! Maybe not for a simple mind.

Am using Windows XP Pro a