horsepower-hour的意思|示意

'

Horsepower-hour (hp-hr) is a measurement of energy used to measure the work done by a machine that is powered by electricity. It is commonly used in the automotive industry to determine how much power a vehicle has.

A horsepower-hour is equal to 33,000 foot-pounds of energy. This means that one horsepower-hour is equal to the amount of energy that a horse could use to lift 33,000 pounds a distance of one foot in an hour.

The power of an engine is usually measured in horsepower. The horsepower-hour is used to measure the amount of work that an engine has done over a period of time. For example, a car that has a power output of 200 horsepower could expend 200 horsepower-hours over a two-hour drive.

In addition to the automotive industry, the horsepower-hour is also used in the energy industry. Electricity companies measure the amount of energy used by customers in terms of horsepower-hours. This allows them to accurately bill customers for the amount of energy used.

The horsepower-hour is a useful measurement for many industries. It allows for an accurate calculation of the amount of energy used over a period of time. It is an essential measurement for understanding the power output of an engine and for measuring electricity used by customers.