For electricity to be generated there is a need for a source of energy. Some of these sources will include Wind, liquid water forced to move at high velocity or steam projected at high pressure. The energy harnessed from these sources is used to run large turbine devices which in turn run attached generators that produce electricity that is the extracted and distributed. These sources produce mechanical and kinetic energy that is extracted by massive turbine devices that have blades spinning at great speeds. These blades are connected to the turbine shaft. The turbine shaft is then connected to the alternator in the generator. The main job of the alternator is to use and absorb the kinetic or otherwise mechanical energy produced by the turbine device to create rotational motion and as a result produce electricity (OXLADE 2011). The rotation of the turbine shaft in turn causes the inner workings of the generator to rotate as well. These inner modules work collectively to cause relative movement between the magnetic and electric fields, which in turn generates electricity. The inner modules will include the stator which is the fixed and motionless module that comprises a set of electrical conductors convoluted in coils over an iron core and the armature which is the poignant module that produces a rotating magnetic field. In the space within the generator above identified as the stator, there are two polar field magnets that create a magnetic field. These are positioned on either side of the armature. Therefore, the energy from the sources is captured and channeled through the turbine devices and causes armature to rotate at high speeds inside the electric field produced by the magnets. Due to Faraday’s Law of Induction, a la... ... middle of paper ... ...erous transmission, distribution and generation devices and components. They will continually observe the operational capacity of station paraphernalia in substations, predominantly as shown by innumerable meters and gauges. They are also in charge of observing switchboard gadgets for strange functioning conditions and makes the alteration mandatory to reinstate the apparatus to its normal functioning capability or remove it from the service if mandatory. Works Cited MODI, N., MUNDY, D. and MOREAU, B. (1997) Substation integration for enhanced reliability. Transmission & Distribution World, 49(9), pp. 28-38. Newton, C. (2002) "Developments in substation integration and automation", Transmission & Distribution World, vol. 54, no. 3, pp. 16. OXLADE, C. (2011). Electricity. Thaxted, Miles Kelly. GIBILISCO, S. (2012). Electricity demystified. New York, McGraw-Hill.
Its most known process of generating electricity would be movement of air through wind turbines. Wind power has two parts, mechanical and electrical systems. Mechanical systems are low speed and are used for mechanical tasks such as pumping water or grinding grain. Electrical systems are high speed and are used to generate electricity to power homes or schools. Many people feel that wind farms full of turbines, are aesthetically unpleasing, but wind power is a clean energy source and does not generate greenhouse gas emissions. It is a very abundant resource throughout the United States. Wind power is simple, relatively cheap, and low maintenance (Sambu). Wind power is again, free and very abundant so no matter how much we use now, we will still obtain enough in the
A direct current in a set of windings creates a polar magnetic field. A torque acts on the rotor due to its relation to the external magnetic field. Just as the magnetic field of the rotor becomes fully aligned with the external magnetic field, the direction of the current in the windings on the armature reverses, thereby reversing the polarity of the rotor's electromagnetic field. A torque is once again exerted on the rotor, and it continues spinning.
* The left over energy not extracted by the turbine blades is pushed out the back of the engine (exhaust section) and creates thrust, usually used to drive an airplane forward.
The motor is turned on, the lower part begins turning its belt. The belt is made of rubber so it attracts more electricity than a regular belt would. The lower part builds to have a negative charge and the belt makes a positive charge. The reason this happens is because in the belt there is a silicon part that is built in the belt making it more negative than rubber, the lower part is taking electrons from the belt as it goes over the roller. Causing the electricity to go up into the sphere and flowing through it.
On August 14th, 2003, a major blackout swept across portions of the northeastern United States and Canada. It was reported that a series of equipment outages in the Midwest led to uncontrolled cascading outages of power transmission lines and generators serving parts of the Northeast, Midwest and Canada. Automatic protective systems operated to open circuits and shut down power plants to prevent further spread of the outages. This is very similar to what happened in The Great Northeast Blackout of 1965. In both situations, the “grid system” shut down one generator in line at a time to protect a surge from the station before it.
Some are more efficient than others, and some have more pros to them than cons. Wind power for example, generates electricity through huge spinning turbines. These huge turbines have blades that fit on the back of semis. Most wind turbines have three blades and sit atop a steel tubular tower. Their size ranges from about 80-foot-tall turbines that can power a single home, to utility-scale turbines that power hundreds of homes. Today’s wind turbines are like highly developed windmills.
Wind energy or wind power is the extraction of kinetic energy from wind and the conversion of it into mechanical energy. Man has harnessed the power of the wind for many centuries. Wind is a type of solar energy. The sun heats the earth’s surface and the warmer air begins to rise. Cooler air flows into the area below the rising air causing wind. The Egyptians utilized the wind as early as 5000 B.C. by attaching sails to propel boats across the Nile River. For many years sailing ships on the open seas were powered by capturing the wind with sails. The Dutch adapted the windmill and used it to drain the lakes and the marshes of the Rhine River. Windmills are used in food production such as grinding grain. Since the early 1800s, windmills in the United States have been pumping water from the ground. The windmill was instrumental in the development of dry land farming in the Midwest after the Civil War. Hundreds of windmills are still pumping today to provide water for grazing cattle.
For example, in a home equipped with a backup generator and an ATS, when an electric utility outage occurs, the ATS will tell the backup generator to start. Once the ATS sees that the generator is r...
Since early 2003 the Electrical Inspectorate has been working to raise public awareness of Residual Current Devices (RCDs), with the aim of eventually enforcing the use of these devices as recommended by the standard adopted by the St. Lucia Bureau of Standards for wiring of buildings SLNS/BS 7671: 2001- Requirements for Electrical Installations ¡V IEE Wiring Regulations ¡V Sixteenth Edition. These Regulations though only recently adopted by the Bureau of Standards is the Regulations referred to by the St. Lucia Electricity regulations of 1973 as the standard of wiring of buildings. For a very long time the cost of these devices had proven prohibitive for the enforcement of the requirement. However, it is now believed that safety concerns as it relates to electrical hazards such as fire and electrocution far outweigh the cost of these devices
A generator is like a Mitochondria. A generator is a large box that keeps the power running. A generator keeps the power running, creates energy, and is the powerhouse of something. In a cell the Mitochondria is round and peanut size and has the shape of a peanut. A mitochondria breaks down sugar, molecules into energy;
Wind turbines are a great source of energy around the world. Wind turbines produce wind energy that can be used to power our homes. Wind turbines convert kinetic energy into mechanical power. Then this mechanical power gets generated into electricity. Wind turbines make energy by the wind turning the large blades, which spin a shaft that is connected to the large blades, which then operates the generator making electricity.
...which moves a magnet back and forth through a coil of wire to generate electrical current in the wire. To prevent physical wear the piston does not actually touch the inside of the mechanism. This generator is mostly used in NASA projects.
One efficient way to acquire energy is Hydropower. Hydropower is power derived from the energy of falling water or fast running water. This energy converter is harmless to the environment. Other ways will affect the atmosphere and the environment in a negative way. The most common device for hydropower is a dam. It relies on the water cycle. This is one of the oldest sources of energy.
Hydroelectricity is a known renewable energy resource that provides substantial benefits for our wealth, our health, and for our global economy. There are five types of renewable energy we can use on a daily basis throughout our lives, but the most widely installed form of renewable energy is hydroelectricity. Hydroelectricity is electricity created by converting the kinetic energy of flowing water. Best thing about this source of energy is that it’s timeless and renewable, which means it will never run out, however we had to figure ways to store this energy. In order for them to harness this energy for other people, they had to build generators that convert all the potential energy of rapid moving water into electrical energy. (http://www.ems.psu.edu/~elsworth/courses/cause2003/finalprojects/vikingpaper.pdf)
Power equals influence. It 's personal, too, residing within those who wield it. Sometimes a position of authority within an organization lends power to a person, but borrowed power isn 't necessarily as effective as power derived from leadership. Every organization has leaders who hold no positional authority, yet somehow wield influence, while managers who should be able to command respect flounder. Small-business owners wanting to enhance their influence and that of their managers should consider the five sources of power available at organizations. Three come with position. The other two are available to anyone.