NPTEL Smart Grid Basics to Advanced Technologies Week 12 Assignment Answers 2024
1. What is/are the important elements of a Power Hardware in loop setup?
- Power amplifier
- GTAO card
- Voltage/current sensors
- All of the above
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2. Match the following
I. DFIG 1. Field programmable gate arrays
II. RTDS 2. Hardware in loop
III. PHIL 3. Real time device simulator
IV. FPGA 4. Power hardware in loop
V. HIL 5. Doubly fed induction generator
6. Real time digital simulator
- I-5, II-3, III-4, IV-1, V-2
- I-5, II-6, III-2, IV-1, V-4
- I-5, II-6, III-4, IV-1, V-2
- I-5, II-6, III-2, IV-1, V-2
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3. Identify the correct statements.
- Maximum solar power injection during off-peak load hours may result in undervoltage conditions.
- Peak load hours with little or no solar power may result in undervoltage conditions.
- Reverse power flow is not possible in active distribution networks (ADNs).
- All of the above statements are incorrect
Answer :-
4. Battery Energy Storage System (BESS) has been proven to be an effective solution for ___________
- Voltage control
- Flattening of load curve
- Reduction in power losses
- All of the above
Answer :-
5. What are the smart grid R&D areas under ICT and cyber security?
- Seamless grid operation involving transmission and distribution system operators
- Reliable wired and wireless communication technologies
- Coordination and control of multiple converters
- All of the above
Answer :-
6. What are the primary goals of the Indian Smart Grid pilot projects in the distribution system?
- Incorporating Advanced metering infrastructure (AMI)
- Incorporating Outage Management System (OMS)
- Incorporating Peak load Management (PLM)
- All of the above
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7. What is/are the probable causes of errors during PHIL experiments?
- Accuracy of measuring sensors and their related scaling factors.
- Scaling factors associated with GTAO and GTAI of RTDS.
- Both
- None
Answer :-
8. The excess load demand in Active Distribution Networks (ADN) results in _____________
- Voltage sag and reverse power flow
- Voltage rise and reverse power flow
- Voltage sag only
- Voltage rise only
Answer :-
9. What is /are the main objectives of IIT Kanpur Smart City?
- Demonstration of future capabilities of Smart city.
- Renewable energy integration in the form of Grid-connected PV.
- Advanced metering Infrastructure.
- All of the above
Answer :-
10. Power flow control of DC Microgrid falls in ___________ layer of control.
- Primary
- Secondary
- Tertiary
- Zero-level
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