Illustration: Electrostatic smoke precipitators use static electricity to remove the soot from smoke. … The negatively charged particles of soot then stick to positively charged plates (shown as +ve) further along the pipe. Much cleaner air emerges from the pipe as a result.
How does an electro static precipitator work?
An electrostatic precipitator (ESP) removes particles from a gas stream by using electrical energy to charge particles either positively or negatively. … The energized electrodes create ions that collide with the particles and apply the electrical charge to the particles contained in the incoming gas stream.
How can static electricity be used?
Static electricity has several uses, also called applications, in the real world. One main use is in printers and photocopiers where static electric charges attract the ink, or toner, to the paper. Other uses include paint sprayers, air filters, and dust removal. Static electricity can also cause damage.
What is an electrostatic precipitator used for?
Electrostatic precipitator, also called electrostatic air cleaner, a device that uses an electric charge to remove certain impurities—either solid particles or liquid droplets—from air or other gases in smokestacks and other flues.
What are 4 uses of static electricity?
Uses of static electricity include pollution control, Xerox machines, and painting. They use the property that opposite electrical charges attract. There are other uses involving the properties of repulsion and the creating of static electricity sparks.
How does pollution control use static electricity?
Static electricity is used in pollution control by applying a static charge to dirt particles in the air and then collecting those charged particles on a plate or collector of the opposite electrical charge. … Factories use static electricity to reduce pollution coming from their smoke stacks.
What is corona ESP?
An electric field is established between the discharge and collecting electrodes, and the discharge electrodes will exhibit an active glow, or corona. As the flue gas passes through the electric field, the particulate takes on a negative charge. Corona on a high-voltage ESP wire. Collecting.
What are 3 examples of static?
Have you ever rubbed a balloon on your head and made your hair stand up? Have you ever walked across the carpet in your socks and received a shock from a doorknob? These are examples of static electricity.
Why do I create so much static electricity?
Static occurs when electric charges accumulate on an object’s surface; this is commonly a result of two materials that are moving apart or rubbing together. … Very dry air and cold weather increases static electricity, so static shock takes place more often in the winter when the air is especially dry.
What is the major difference between static electricity and current electricity?
The major difference between static electricity and current electricity is that in static electricity the charges are at rest and get accumulated on the surface of the inductor. The current electricity is caused due to the movement of the electrons inside the conductor.
What are the advantages of electrostatic precipitators?
Electrostatic Precipitators Information
|Handles very large gas volumes and heavy dust loads with low pressure drop.||Not very flexible to changes in operating conditions once installed/purchased.|
|Very high collection efficiencies, even for very small particles.||Cannot control gaseous emissions|
How much does an electrostatic precipitator cost?
Cost Effectiveness: $73 to $720 per metric ton ($65 to $660 per ton) Theory of Operation: An ESP is a particulate control device that uses electrical forces to move particles entrained within an exhaust stream onto collection surfaces.
What are the benefits of static electricity?
Advantages of Static Electricity.
- Smoke particles pick up a negative charge.
- Smoke particles are attracted to the collecting plates.
- Collecting plates are knocked to remove the smoke particles.
Can static electricity kill you?
The good news is that static electricity can’t seriously harm you. Your body is composed largely of water and water is an inefficient conductor of electricity, especially in amounts this small. Not that electricity can’t hurt or kill you.
What are the two causes of static electricity?
Static electricity is the result of an imbalance between negative and positive charges in an object. These charges can build up on the surface of an object until they find a way to be released or discharged. Rubbing certain materials against one another can transfer negative charges, or electrons.