Photovoltaic - Study guides, Class notes & Summaries

ECS1501 Assignment 5 (DETAILED ANSWERS) 2024 - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED Answers, guidelines, workings and references .... Question 1 (12 marks) Maximum word count: 100 words Giant, the world’s leading brand of high-quality bicycles and cycling gear, announced that their pre-tax profit has decreased by almost 50% while their sales were down by approximately 16%. Watch the following excerpt from The Wild Ones Podcast Ep.41produced by Cade Media (...

Both residential and commercial solar photovoltaic systems operate on the same principle and both pose similar dangers, the greatest hazard of which is ____? correct answers direct current (DC) shock The residential system generally is smaller and may contain fewer safety features than the larger commercial system. Most photovoltaics are made primarily of ____?, the second most abundant element in the earth's crust, and the same semiconductor material used for computers. correct answers S...

Photovoltaic Systems UPDATED Exam Questions and CORRECT Answers Photovoltaics (PV) - CORRECT ANSWER- Is a solar energy technology that uses the unique properties of semiconductors to directly convert solar radiation into electricity. Photovoltaics is an environmentally friendly that causes no noise or pollution. - CORRECT ANSWER- ... A load. - CORRECT ANSWER- Is a piece of equipment that consumes electricity. A Utility - CORRECT ANSWER- Is a company that produces and/or distributes ele...

Major components of PV system - Answer 1. PV module (array) 2. Charge controller 3. Battery bank 4. Overcurrent protection PV module (array) - Answer Consists of individual PV panels, connected to gether to produce desired V, I & P. 10W to 100s kW Battery bank - Answer Used to store energy produced by PV arrays. Excess energy stored, then recovered at high demand or at time of now or low sunlight. Lead acid bat. are most common Charge controller - Answer 1. A device that ...

The average solar irradiance is correct answers 1,000 W/m2 The organization that certifies PV installers is correct answers NABCEP The default azimuth angle for locations in the northern hemisphere is correct answers 180 degrees A PV cell is a type of correct answers semiconductor What is the voltage when the current is 20A and the resistance is 12 ohms? correct answers 240 volts Which of the following is an example of a direct-drive standalone system? correct answers A DC-powered...

Putting energy back into the grid during peak demand periods reduces the possibility of correct answers Brownouts All stationary battery installations must comply with the provisions of NEC Article correct answers 480 There are________types of utility-scale solar generating systems. Lo correct answers Two E= 100 volts. R = 20 ohms, I = 5 watts If E is equal to 100 and R is equal to 20, what is P? (...yes, P is missing at the top line above.) correct answers 500 The amount of solar ...

Photovoltaic System Final Exam 2024 Questions With Solved Answers.

57101-11 Introduction to Solar Photovoltaics The average solar irradiance is _______. - 1,000 W/m2 The organization that certifies PV installers is _______. - NABCEP The default azimuth angle for locations in the northern hemisphere is _______. - 180 degrees A PV cell is a type of ______. - A semiconductor What is the voltage when the current is 20A and the resistance is 12 ohms? - 240 volts Which of the following is an example of a direct-drive standalone system? - A DC-powere...

1. What NEC article addresses requirements for PV installations? - Answer Article 690 2. What are the nine parts of NEC Article 690? - Answer I. General II. Circuit Requirements III. Disconnecting Means IV. Wiring Methods V. Grounding VI. Marking VII. Connection to Other Sources VIII. Storage Batteries IX. Systems Over 600 Volts 3. Draw a diagram to illustrate the electrical integration of PV systems. - Answer 4. How to determine the maximum DC voltage of a PV s...

Photovoltaic Systems Chapter 1 exam with 100- correct answer