Archive

Posts Tagged ‘science’

Consider A Hydrogen Fuel Injection System To Raise Fuel Mileage

May 13th, 2011

Gas is now costing above $4.00 a gallon today. Consequently drivers are searching for affordable ways to reduce their fuel costs and increase their mileage.

This raise in prices has prompted some to look again at forgotten technologies from the past. Hydrogen fuel injection systems, aka hydrogen boosted gasoline systems, is one of these ideas.

NASA in 1977 released the research paper “Emissions And Total Energy Consumption Of A Multicylinder Piston Engine Running on Gasoline And A Hydrogen-Gasoline Mixture”. This essay proposes including small amounts of hydrogen to gasoline before it is introduced into the combustion chamber. Hydrogen’s higher flame speed causes the fuel to combust hotter and more efficiently. As a result increased gas mileage and reduced emissions.

The paper continues to say that “Onboard generation of hydrogen was selected as a feasible way to use hydrogen in a mobile application.” This leaves the challenge of how to generate the onboard hydrogen.

The easiest way is using electrolysis. Electrolysis uses the current from the vehicle’s electrical system to break up water, H2O, into HHO (two atoms of free hydrogen and one atom of oxygen). The HHO mixture is then introduced straight into the car’s intake system where is burned along with the gasoline.

The results are less gasoline being consumed thus rising mileage and decreasing pollution. HHO burns cleaner then gasoline with the only byproduct of water vapor.

A lot of experts are saying that hydrogen fuel cells are the final solutions to our energy needs. Hydrogen fuel injection systems at present have several advantages over fuel cells.

1) Fuel cells are currently costly. Over time their price should drop but that does not help our present energy problems.

2) Currently there is no hydrogen distribution system in place to refuel fuel cell vehicles.

3) With hydrogen fuel injection systems there is no storage of explosive hydrogen. The hydrogen is created as needed and burned right away.

4) Retrofitting hydrogen fuel injection system to our current vehicles is easy.

5) Hydrogen fuel injection systems can be applied for just a few hundred dollars and a few hours of work. Do-it-yourself books can be purchased or ready to install system are obtainable.

Currently thousands of cars are using hydrogen fuel injection and the number will only grow. These people are benefitting from greater mileage, less pollution and at the same time saving on gasoline.

gadgets and gifts

, , , , , , , , , , , , ,

Autoclave Manufacturers Design and Cost

February 24th, 2011

An autoclave is a pressurized vessel that applies pressure and heat to a load placed inside of it. There are dry heat autoclaves or manual and automatic steam autoclaves. The advantage of using an autoclave is that it can reach temperatures higher than boiling water alone, so it can kill not only bacteria but also bacterial spores, which tend to be resistant. Many autoclaves are designed to sterilize a variety of equipment. They use the saturated steam concentrated under high pressure to effectively sterilize materials.

If heat and pressure is applied in the right manner, the result can produce a number of benefits besides sterilizing equipment. Industrial Autoclave systems are used for many technical industries. Industrial Autoclaves have been designed specifically for laboratory use, glass laminating, production, composites curing, and other uses.

ASC Process Systems is a leading manufacturer of several types of Industrial Autoclaves and specialized process equipment. ASC Process Systems is also the proud manufacturer of one of the largest autoclaves in the world. The gigantic 30 ft. in diameter x 76 ft. long autoclave was designed for Vought Aircraft in Charleston, South Carolina. In July 2006 the huge autoclave entered production for fabrication of fuselage sections 47 and 48 of the new Boeing 787 airliner. With a max temperature of 450 F, and a max pressure of 150 psig, it weighs over 1,000,000 lbs.

There are so many things autoclaves can be used for and they are designed to meet each individual customer’s application. However, processing by autoclaves is far more costly than oven heating. An externally fired heater can bring fluid to temperatures of 600 F (316 C) to 800 F (427 C) in some cases. This can be very costly. The most cost-effective heating options, over the full service life of the autoclave, will be either a high-pressure steam boiler or gas-firing using an internal or external heat exchanger. There is a system called the Compression Reduction System. This system Provides compression energy savings of up to 40% per load, and up to $30,000 cost savings per year per autoclave. It also reduces compressor maintenance.

ASC Process Systems also manufactures the Econoclave. The Econoclave is a smaller scale production unit, used for food processing, cement manufacturing, composite bonding, glass, vulcanizing, composite curing, waste treatment, and laminating. The manufacturers included many features that improve air-flow to the parts, reduced autoclave size, reduce cost of operation, reduce energy cost, and reduce equipment cost.

The cost to run an autoclave will vary according to its size and its function as well as the price of the autoclave itself. If you are looking for an autoclave to provide a particular function it is best to do as much research as possible. The price will depend largely upon its diameter and to a much lesser extent upon its length. Some of the features of an autoclave allow a wide range of options, and some of these can affect price dramatically. Consulting with an autoclave manufacturing company such as ASC Process Systems is a great way to get more information and determine what your particular needs are and how they can be met.

gadgets and gifts

, , , , , , , , , , , , , ,

Some Sort Of Information Of The Many Uses Of The Miniature Connectors – Mini Jack Plugs

September 6th, 2010

Mini jack plugs are generally connectors that have been offered different titles so oftentimes a normal individual detects it difficult to identify a name from some other. It’s creating lots of misunderstandings. Do you know the titles given on the small jack connectors? They’re audio jack, phone jack, phone plug, stereo system plug, head phone jack and a lot of some people. In order not to become lost, it really is simply much better to understand precisely what this small piece of unit appears to be and totally does.

The jack plug had been invented to be used with the telephone switch board. This is really a typical ordinary analog sound connector. The shape is cylindrical along with the typical model possesses three contacts. Nonetheless, there had been brands that have been manufactured having 2 and four contacts.

This kind of audio jack is likewise known as TRS connector. The name TRS was based on the title of the three contacting segments – Tip, Ring, Sleeves. When the plug possesses 3 contact points, it is referred to as TRS. But when only two elements have close contact, the plug can be a TS connector. And then for the four utmost connections, it is known as TRRS connector.

As its name – sound jack – means, this plug is used for sound or audio model. It is utilised within the inter-connection of different resonance equipments along with shorter gaps anywhere between the devices. It bears any well-balanced reception.

The basic size with the audio jack is 1/4 inches or 6.35 millimeters. Nowadays it has its tinier variations – the one-eighth in. or 3.5 millimeters and even very little jack with measure of three/thirty two in . or 1.5 millimeters. The 6.3 mm is generally utilized for various guitars, microphone, keyboard, headphones, and also mixing consoles. The 3.5 millimeters mini jack is actually applied for headphone, computer sound and also AV connection. And also the smallest 2.5 mm variety confirms efficacy in cell and wireless phone headsets. The plugging types tend to be labeled on the basis of the range of contacts. The 2 contact TS is utilised for guitar and mono jack. The 3 contact TRS is actually for headphone and stereo jack and also the four touch TRRS is for AV, 4-pole and quad jack.

It can be critical that virtually any sound fan ought to understand the various labels offered to this particular versatile mini jack plugs. It’s an answer to a really balanced audio signal.

cheap phones

, , , , , , , , , , , , ,

When Will Football Referees Get To Use Technology

July 22nd, 2010

There has long been controversy of decisions made by referees in football matches and many claim that the introduction of technology to the decision making process would completely rule out any controversy and questionable results. In the recent world cup there were many examples, particularly when England scored against Germany a goal that what was witnessed by millions but unfortunately not the ref. Many fans claim that had this goal been counted the unfortunate outcome would have been much different.

Televised football matches have included multi-angle replays which can are meticulously analysed to clarify any decision made during the match; however these abilities have no impact on the outcome of the game. By analysing existing camera angles, experts can determine the precise position of a ball, the players and even whether a tackle was actually a foul or not.

Rugby referees have been using technology for many years now to assist in making decisions. They take around 30 seconds to consult video footage and confer with other officials when a decision is too difficult to make given the referee’s view and how fast something happened. Since the introduction of technology, decisions made by officials in a rugby game have never been questioned or argued as the camera never lies.

Everyone from universities to technology giants have proposed methods that could speed up the decision making process by automatically indicating information to a referee using varying levels of technology. There are several prominent designs for precise goal line technology that usually involve placing a microchip inside the centre of a ball and laser detection across the line. Relatively simple technology could determine the exact location of a ball on the pitch in relation to the goal and any of the players; this could also help determine whether a player is offside or out of bounds.

Despite the huge call for technology to be used on the pitch, every international institution has so far dismissed it and explored a variety of extra officials. International footballing body FIFA have so far dismissed it as an option but the UK’s FA is rumoured to begin talks with clubs at the beginning of October. Exploring technological possibilities would be welcomed by many players and particularly the fans that are known to hold grudges against bad decisions for decades.

gadgets and gifts

, , , , , , , ,