Energy Management Unit 1

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What is the primary goal of managing energy?

To achieve a direct economic return

To minimize economic limits

To implement technical changes with minimal disruption

To reduce energy costs for competitive advantage (correct)

What is the typical payback period for most opportunities found in an energy survey?

Less than ten years

Less than a year

Less than five years

Less than two years (correct)

Why is energy security a crucial aspect of energy management?

To mitigate risks associated with temporary shortages or outages (correct)

To keep up with rapidly changing energy technology

To reduce energy costs

To maintain a competitive edge

What is the estimated half-life of state-of-the-art energy technologies?

Ten years Signup and view all the answers

What is a likely consequence of a small decrease in energy supply?

A significant price shock Signup and view all the answers

Why is it essential to have a strategic plan for long-range energy management?

To minimize the risk of major problems Signup and view all the answers

What can infrared cameras be used to find?

Electrical equipment, wet insulation, and roof leaks Signup and view all the answers

What is a good rule of thumb for infrared scans?

If one safety hazard is found, then that has paid for the cost of the scan for the entire facility Signup and view all the answers

Why is a true root-mean-square (RMS) meter preferred for voltmeters or multimeters?

It is necessary for greatest accuracy where harmonics might be involved Signup and view all the answers

What is a common requirement for buildings from many insurers?

Yearly infrared scans Signup and view all the answers

What is a benefit of using a clamp-on feature for measuring currents in conductors?

It is more convenient and relatively inexpensive Signup and view all the answers

What is a useful instrument for determining operating voltages on electrical equipment when the nameplate is worn off or missing?

Inexpensive voltmeter Signup and view all the answers

What is energy efficiency often viewed as?

A resource option like coal, oil or natural gas Signup and view all the answers

What happens to pollution levels when Incandescent lamps are replaced with LED's?

They decrease by 1/8th Signup and view all the answers

Why is energy efficiency important today?

Because it is the most cost-effective means of mitigating global climatic change Signup and view all the answers

What percentage of global primary energy demand is accounted for by the industrial sector?

41 per cent Signup and view all the answers

What is the primary goal of energy efficiency?

To use less energy to perform the same function Signup and view all the answers

Since when has energy efficiency been in practice?

Since the first oil crisis in 1973 Signup and view all the answers

What is a key consideration when selecting an ammeter?

True RMS capability Signup and view all the answers

What is essential for energy management employees to have?

Good communication and motivational skills Signup and view all the answers

What can be estimated by comparing readings from an old non-RMS ammeter and a true RMS ammeter?

Harmonic content Signup and view all the answers

What is a key feature of a portable hand-held wattmeter and power factor meter?

Clamp-on feature Signup and view all the answers

Why are employees in manufacturing plants a valuable resource for energy management?

They know how to make equipment run more efficiently Signup and view all the answers

What was the top-ranked job-related factor in a study done by Hersey and Blanchard in 1977?

Full appreciation for work done Signup and view all the answers

What type of equipment is used to estimate the combustion efficiency of furnaces and boilers?

Combustion analyzer Signup and view all the answers

What is a characteristic of digital combustion analysis equipment?

Provides a combustion efficiency percentage Signup and view all the answers

What is the first step in the energy audit process?

Collecting information about the facility's operation and past record of utility bills Signup and view all the answers

Why are employees' ideas for energy management often unsolicited?

Because there is no mechanism in place for them to have an input Signup and view all the answers

What is an advantage of using a true RMS wattmeter or power factor meter?

Greater accuracy in the presence of harmonics Signup and view all the answers

What is essential for a productive energy management program?

A structured method of soliciting employees' ideas Signup and view all the answers