Sage-Tips

Can you generate electricity in a vacuum?

Electricity can exist in a vacuum and does not require air. For example, a magnet moving past a coil of copper wire will generate electricity in a vacuum, so generators and alternators and all other electric devices like cell phones and TVs will operate just fine.

Will a windmill spin forever in space?

I am new to this sight, but since space being a vacuum there is little to no air resistance at all making a windmill spin forever.

Do turbines work in space?

A turbine engine does not work in outer space because there is no surrounding air. Turbine engines come in a wide variety of shapes and sizes because of the many different aircraft missions. All gas turbine engines have some parts in common, however.

What creates an electric current when spun by a turbine?

Generators typically use an electromagnet, which is created by electricity and a rapidly spinning turbine to produce massive amounts of current. The standard generator contains a group of insulated wire coils in the shape of a cylinder. Within the cylinder is a rotary electromagnet.

Can electricity spark in space?

Even at low voltages, electricity can in fact travel through a perfect vacuum. At low voltages though electrons flow invisible. A vacuum arc can occur if the electric field is sufficient to cause field electron emission.

Can electricity travel in space?

Answer 1: Electricity doesn’t exist in space in the usual way we think about it, namely electrons flowing in a wire. If you put a battery out in space, it would cause the electrons and ions to flow. This electrical current would be very weak, however, because the number of electrons and ions is very, very small.

Could a wind turbine work on Mars?

“Wind power and solar power may complement each other on Mars. When you have a large dust storm blocking the sunlight on Mars, a wind turbine can still generate electricity,” said scientist David Bubenheim of NASA’s Ames Research Center in California’s Silicon Valley.

Can wind turbines spin both ways?

Wind turbine rotor blades can be engineered to spin both ways to produce electricity – clockwise or counterclockwise. Most turbines spin in a clockwise direction for reasons pertaining to convenience and a single global standard.

Can gas turbine produce thrust?

Useful work or propulsive thrust can be obtained from a gas-turbine engine. It may drive a generator, pump, or propeller or, in the case of a pure jet aircraft engine, develop thrust by accelerating the turbine exhaust flow through a nozzle.

When a turbine rotates What does it produce?

Wind turbines operate on a simple principle. The energy in the wind turns two or three propeller-like blades around a rotor. The rotor is connected to the main shaft, which spins a generator to create electricity.

When a turbine rotates to produce electricity What energy transformation take place?

Step 1: Moving air pushes against the blades of the turbine, making them rotate. In the process, some of the kinetic energy of the moving air is transformed into the mechanical (rotational kinetic) energy of the spinning blades. (The wind still has some kinetic energy as it flows away from the turbine.)

How do wind turbines turn wind energy into electricity?

A wind turbine turns wind energy into electricity using the aerodynamic force from the rotor blades, which work like an airplane wing or helicopter rotor blade. When wind flows across the blade, the air pressure on one side of the blade decreases. The difference in air pressure across the two sides of the blade creates both lift and drag.

How do turbine rotors produce electricity?

At the core of a turbine’s energy-producing operations is the spinning of its rotors. Here is a breakdown of how this spinning generates large quantities of electricity. Put simply, generators convert kinetic energy, which is based on movement, into electric energy.

What type of electricity generator does not use a turbine?

Electricity generators that do not use turbines include solar photovoltaic cells, which convert sunlight directly into electricity, and fuel cells, which convert fuels, such as hydrogen, into electricity through a chemical process. The share of total U.S. utility-scale electricity generation in 2018 by major types of electricity generators

How do generators convert kinetic energy into electricity?

Put simply, generators convert kinetic energy, which is based on movement, into electric energy. However, there are a number of different ways that this kinetic energy can be achieved.