Q&A

What are the effects of using a high voltage transmission system?

What are the effects of using a high voltage transmission system?

Strong, artificial EMFs like those from power lines can scramble and interfere with your body’s natural EMF, harming everything from your sleep cycles and stress levels to your immune response and DNA!

How many volts does a transmission line carry?

Transmission line voltages vary from 44,000 to over 765,000 volts. The higher the voltage, the more electricity the line can carry.

What is the current in high voltage transmission lines?

Most transmission lines are high-voltage three-phase alternating current (AC), although single phase AC is sometimes used in railway electrification systems.

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Why do transmission lines carry such high voltage?

The primary reason that power is transmitted at high voltages is to increase efficiency. The higher the voltage, the lower the current. The lower the current, the lower the resistance losses in the conductors. And when resistance losses are low, energy losses are low also.

Do power lines affect animals?

Researchers, who reported last year that most cows and deer tend to orient themselves in a north-south alignment, have now found that power lines can disorient the animals. The new study adds weight to the animals responding to magnetic effects, since power lines also produce a magnetic field.

How much power runs through power lines?

Transmission Line Transmission lines carry high voltage electricity, typically at 345,000 volts, over long distances between the power generation plant and customers.

How much current does 11 kV line flow?

An 11 kV distribution circuit may carry 150 A in each of its three phases, thus transmitting a power of 3 MW.

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Is it safe to live near high voltage power lines?

In conclusion, there are no known health risks that have been conclusively demonstrated to be caused by living near high-voltage power lines. But science is unable to prove a negative, including whether low-level EMFs are completely risk free.

What is a safe distance to live from high voltage power lines?

The strongest magnetic fields are usually emitted from high voltage transmission lines — the power lines on the big, tall metal towers. To be sure that you are reducing the exposure levels to 0.5 milligauss (mG) or less, a safety distance of 700 feet may be needed.

Are electromagnetic fields near the transmission lines harmful to human health?

Large transmission lines configurations with high voltage and current levels generate large values of electric and magnetic fields stresses which affect the human being and the nearby objects located at ground surfaces. This needs to be investigating the effects of electromagnetic fields near the transmission lines on human health.

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What is the effect of EMF on power transmission lines?

Current in Power transmission lines varies according to Load (it depending upon the amount of electricity consumed by the consumers). Hence the effect of EMF (due to current flowing in the power lines) upon the growth of plants under the high power transmission lines remains unaltered throughout the year.

Why do we need high voltage overhead power transmission lines?

By increasing population of the world, towns are expanding, many buildings construct near high voltage overhead power transmission lines. The increase of power demand has increased the need for transmitting huge amount of power over long distances.

Are the birds sitting on the 75-300 kV lines?

Actually looking even closer the birds do not appear to be sitting on the 75-300 kv lines only on the top ground wires for the transmission circuits. WARNING THERE IS NO SAFE VOLTAGE IT IS POSSIBLE TO KILL ONESELF WITH A SINGLE NINE VOLT BATTERY.