ENERGY CONSERVATION AND
MANAGEMENT
Compiled By: - Mr.
Shubham Kapoor
Q. _________ is the verification,
monitoring and analysis of use of energy including submission of technical
report containing recommendations for improving energy efficiency with cost benefit
analysis and an action plan to reduce energy consumption.
A. Energy audit
Q. What is an Energy consumption
standard?
A. It means norms for process and energy consumption
standards.
Q. Which act was passed to provide
legal framework and institutional arrangements for enhancing energy efficiency?
A. Energy Conservation Act (2001)
Q. Full form of BEE?
A. Bureau of energy efficiency
Q. ________ means the norms and
standards of energy consumption
expressedintermsofpersquaremeteroftheareaandwhereinenergyisusedandincludeslocation
of thebuilding.
A. Energy conservation building codes
Q. The legal framework for energy efficiency in India is given by
A. Energy Conservation Act2001
Q. The minimum connected load for a building as defined in the amended
EC act is
A. 100 KW.
Q. Which schemes of BEE sets minimum energy efficiency standards
for design and construction of commercial buildings?
A.
Energy Conservation Building Codes (ECBC)
Q. The sale of products that are less energy efficient than
minimum standards, often called as?
A.
Minimum Energy Performance Standards
Q. Full form of MEPS?
A.
MinimumEnergyConsumptionandPerformanceStandards
Q. Star rating is a system initiated by which organization?
A.
BEE (Bureau of energy efficiency)
Q. What is Demand Side Management (DSM)?
A.
It means managing of the demand for power, by utilities / Distribution
companies, among some or all its customers to meet current or future needs.
Q. Which Schemes involves the large scale replacement of
inefficient incandescentbulbsinhouseholdsbyCompactFluorescentLamps (CFLs)?
A.
Bachat Lamp Yojana
Q. 1 kg of Oil Equivalent = _______ Kcal?
A.
10000kCal
Q. _______ will remain India’s most important energy source
till 2031-32 and beyond.
A.
Coal
Q. Full form of RPS
A.
Renewable Portfolio Standard
Q. Full form of NAPCC ?
A.
National Action Plan on Climate Change
Q.
The nodal agency at the centre for implementing the EC act is
A.
BEE(Bureau of energy efficiency)
Q. Starratingisapartof programme ofBEE
A. Standard and labelling (S&L)
Q. ThenormsforenergyconsumptioninECBCisdefinedasenergyconsumptionper
A. Square meter
Q. _______is an
enclosed vessel that provides a means for combustion heat to be transferred
into water until it becomes heated water
or steam.
A. Boiler
Q. The process of heating a liquid until it
reaches its gaseous state is called ________?
A. Evaporation.
Q. ________helps us
to find out the deviation of boiler efficiency from the best efficiency and
target problem area for corrective action?
A. Boiler efficiency test
Q. what is Boiler Efficiency ?
A.Thermal
efficiency of boiler is defined as the percentage of heat input that is
effectively utilized to generate steam.
Q. Under which
method of boiler efficiency, the efficiency is the difference between the
losses and the energy input?
A. Indirect method
Q. Under which
method of boiler efficiency, the energy gain of the working fluid (water and
steam) is compared with the energy content of the boiler fuel?
A. Direct method
Q. What is Boiler turndown?
A. Boiler turndown is a ratio of capacity at full fire to its lowest
firing point before shut-down.
Q.
22°C reduction in flue gas temperature increases
boiler efficiency by approx. ____%
A. 1%
Q. ______ diagram
is very useful tool to represent an entire input and output energy flow in any
energy equipment or system such as boiler, fired heaters, furnaces after
carrying out energy balance calculation.
A. Sankey Diagram
Q. ________are
schematic representation of the production process, involving various input
resources, conversion steps and output and recycles streams.
A. Flow charts
Q. full form of
HVAC ?
A. Heating, Ventilation and Air
Conditioning
Q. Refrigeration deals with the transfer of heat
from a ______temperature level at the heat
source to a _______temperature
level at the heat sink by using a low boiling refrigerant.
A.Low/High
Q. Small capacity
refrigeration plant having capacity is ?
A. 50 TR
Q. Refrigeration plant having
capacity 50 – 250 TR is usually considered as _____
A. Medium capacity Plant
Q. VCR uses ________energy as the
driving force for refrigeration?
A. Mechanical
Q. VAR uses ______ energy as the
driving force for refrigeration.
A. Thermal
Q. ___________ compressors are
the most efficient type when they are operating near full load.
A. Centrifugal
Q. To minimize efficiency loss at
reduced loads, centrifugal compressors typically throttle output
with ____________ located at the
inlet to the impeller
A.
Inlet
guide vanes
Q. The maximum efficiency of
reciprocating compressor is _________ (higher/lower) than that of centrifugal
and screw compressors.
A. Lower
Q. _____________ compressors,
sometimes called “helical rotary” compressors.
A. Screw
Q. 1 TR of refrigeration =
_____________heat rejected.
A. 3024 kCal/hr
Q. Mathematical formulae for
calculating C.O.P?
A. COP = (Cooling effect (kW)/Power
input to compressor (kW))
Q. Full form of IPLV ?
A.
Integrated Part Load Value
Q.
What is the fundamental goal of energy
management ?
A. To produce goods and provide
services with the least cost and least environmental effect.
Q. What is energy audit?
A. It is defined as "the
verification, monitoring and analysis of use of energy including submission of
technical report containing recommendations for improving energy efficiency
with cost benefit analysis and an action plan to reduce energy
consumption".
Q. Detailed energy auditing is
carried out in how many phases?
A. Three
Q. Initial Site Visit and Preparation Required for Detailed Auditing come
under which phase?
A.
Pre-audit phase
Q.
Production factor?
A. It is the ratio of production in
the current year to that in the reference year.
Q. Energy which don’t exhaust and
can be reuse again i.e reversible ?
A. Renewable energy
Q. _________ is the useful
technique/tool to know efficiency of plant by comparing with other plant?
A. Energy benchmarking
Q. 1 M.T.O.E = ________
Megajoules?
A. 41,870
Q. ________ is the cosine of the angle between the
voltage and current flowing in an electrical circuit.
A. Power
Factor
Q.
Power Factor (PF) is the ratio of working power to ________ power
A.
Apparent
Q.
Solar Cells to convert sunlight directly into usable
________ electricity
A. Direct Current
Q. _________ is a specialized
semiconductor diode that converts visible light into direct current (DC).
A. Photovoltaic cell (PV cell)
Q. - _________ systems generate power by using a solar sunlight and
are directly connected to the utility power grid.
A. On-grid PV solar power
Q. ______ systems work
independently of the grid supply but have batteries which can store the solar
power generated by the PV Solar system.
A. Off-grid systems
Q. Mono-crystalline solar panels
are more efficient about how much %, than
polycrystalline solar panel?
A. 15-20%
Q. In ICAR-NDRI, _________ PV
Panels have been used?
A. Poly-crystalline
Q. ________ instrument which used
to measure the amount of electrical energy produced and supplied to NDRI panels
A. Energy meter
Q. ____________ is a type of motor controller that
drives an electric motor by varying the frequency and voltage supplied to the
electric motor.
A.
Variable frequency drive (VFD)
Q.
VFD also known by which names?
A.Variable speed drive, adjustable speed drive, adjustable frequency drive, AC drive, micro drive, and inverter
Q. Typically, the efficiency of Variable frequency drives ?
A.
92-98%
Q.
Where Diesel generating sets used ?
A. Diesel generating sets are used
to generate electrical energy in emergency when the main supply is suddenly
interrupted
Q. Alternator also known as “A.C.
Generator” operates on the which principle?
A. Faraday’s law of electromagnetic
induction
Q. ___________ is used to switch
on or off the main supply generated by the alternator
A. Air circuit breaker
Q. why Synchrono-scope is used in DG set?
A. This switch is used to operate
when two generators are connected across the same bus-bar to share the load of
other generator or to increase the generator use factor.
Q.
In steam pipe, Pipes should run with a fall of ____________ in the direction of
flow ?
A. 12.5 mm in 3 meter
Q.
Agrowaste, firewoods, Animal dung comes under which forms of energy?
A. Non-commercial energy
Q.
1 Barrel = ______ litres?
A. 160
Q.
Full form of SCADA
A.Supervisory
control and data acquisition
References:
1. NPC energy audit manual and reports
2. NDRI Class notes by Mr. Dabas
and Mr. S.K Chaudhary
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