Energy Management and Savings

What is a key aspect of performance evaluation in an evaporator?

Determining fuel flow rate
Measuring refrigeration effect (correct)
Analyzing steam mass flow rate
Calculating thermal power input

What is the recommended least count for temperature indicating instruments?

2.0 °C
0.1 °C (correct)
1.0 °C
0.5 °C

How can steam mass flow rate be measured in a steam heated vapour absorption chilling package?

Using a calibrated in-line steam flow meter (correct)
Measuring fuel flow rate
Collecting condensate in a calibrated container
Calculating refrigeration effect

What is an alternative method for measuring water flow rate?

The method mentioned in VCR system (D) Signup and view all the answers

How can fuel flow rate be measured in a fuel fired vapour absorption system?

Using a calibrated in-line fuel flow meter (B) Signup and view all the answers

What is the purpose of cooling the condensate in steam heated vapour absorption chilling package?

To reduce flash steam losses (C) Signup and view all the answers

What type of building systems are exempt from the ECBC code?

Equipment and portions of building systems that use energy primarily for manufacturing processes (D) Signup and view all the answers

What is the primary purpose of passive solar design?

To use the sun’s energy for heating and cooling of living spaces (B) Signup and view all the answers

What is a characteristic of passive systems?

They are simple and have few moving parts (D) Signup and view all the answers

What is a benefit of passive solar design?

Decreased or eliminated heating and cooling costs (A) Signup and view all the answers

What is a major component of solar buildings?

Orientation (A) Signup and view all the answers

What is the estimated savings in electricity expenditure with the incorporation of passive features in a solar building?

30 to 40% (B) Signup and view all the answers

What is the guaranteed minimum energy savings in kWh per year according to the contractor?

7,93,250 kWh (D) Signup and view all the answers

What is the ratio of energy savings shared between the contractor and the facility owner in the first three years?

95% for contractor and 5% for owner (A) Signup and view all the answers

What happens to the asset at the end of the 5-year contract period?

The asset is transferred to the owner at a nominal cost (B) Signup and view all the answers

What is the primary function of the HVAC system?

To transfer heat energy from a colder to a warmer level (C) Signup and view all the answers

What is the purpose of the maintenance expenses payment?

To pay for maintaining the Energy Efficiency Measures (D) Signup and view all the answers

How long is the term of the Performance Contract and Maintenance services?

5 years (A) Signup and view all the answers

What is the primary objective of ECBC in terms of construction and energy cost?

Minimize construction and energy cost (A) Signup and view all the answers

Who can prescribe energy conservation building codes and direct owners/occupiers to comply with them?

Central Government (C) Signup and view all the answers

How many climatic zones has India been divided into for the implementation of ECBC?

5 (A) Signup and view all the answers

What is NOT considered in the ECBC Building Code?

Unconditioned storage spaces or warehouses (A) Signup and view all the answers

What is the purpose of dividing India into climatic zones?

To suit regional and local climatic conditions (B) Signup and view all the answers

What aspect of buildings is NOT considered in the ECBC Building Code?

Building orientation (A) Signup and view all the answers

What is a fundamental principle of green building?

Minimize adverse impacts on the environment (C) Signup and view all the answers

What is the goal of optimizing building orientation and design?

To reduce artificial lighting energy use (C) Signup and view all the answers

What is the recommended increase in building performance above minimum IEC compliance level?

30 to 40% or more (C) Signup and view all the answers

What is the purpose of using high-performance low-glazing?

To result in significant year-round energy savings (A) Signup and view all the answers

What is the benefit of maximizing controlled natural daylighting?

Reduced cooling load and energy use (A) Signup and view all the answers

What is the aim of optimizing passive solar orientation?

To minimize undesirable solar gains during summer and maximize during winter (A) Signup and view all the answers