B2 (i) A PV system is using 70 W, 12 V panels and 6 V, 140 Ah batteries in a good sunshine area. The battery efficiency is 84% and the depth of discharge is 78%. If, in winter time, there are 5 h of daylight, estimate the number of PV panels and batteries required for a 24 V application with a load of 2500 Wh. No of PV panel required = Storage required = No of BatteriesD

B2 (i) A PV system is using 70 W, 12 V panels and 6 V, 140 Ah batteries in a good sunshine area. The battery efficiency is 84% and the depth of discharge is 78%. If, in winter time, there are 5 h of daylight, estimate the number of PV panels and batteries required for a 24 V application with a load of 2500 Wh. No of PV panel required = Storage required = No of BatteriesD

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

Q2- For PV /Battery Stand-Alone System, the system nominal volage=120V. The days of autonomy=12 day. The total daily load=34Ah/day. 1- Find the battery capacity. Hinit: take capacity to be 1.5 of calculated value. 2- For PV panel of V ,p,=24V and lLyp,=6.1A, A:L=1.5, sun hours(SH=4h) and efficiency of system=70%. a-Find the number of PV panels for each string(N,). b- Find the number of strings (Ny). c- Find the total number of PV panels used.
A 500 W heating coil, designed to operate at 110V, it is made of 0.500mm diameter nichrome wire. a) If the resistivity of nichrome remains constant at 20.0 ° C, determine the length of the wire used. b) What will be the power given to the coil from part (a) when heated to 1200 ° C? c) If the electric company charges B/0.16 per kW-h, how much you will have to pay to keep the heating coil working at this temperature for 45 minutes?
A family of three is considering to install solar water heater system. Each person needs 50 liters of water per day. They require a hot water with temperature of 50 °C from using tap water as a source with a typical temperature of 20 °C. Calculate the required heat energy to satisfy the family demand in a year, and calculate the required area of flat plate collector (its efficiency 40% with energy gain 540 kWh.m-2/ year) and evacuated tube collector (its efficiency 60% with energy gain 800 kWh.m-2/ year) that needs to be installed. Describe your answer.
5.) A resistor has a resistance value of 20.0 ohms. a.) If it can handle a maximum of 5.00 watts of power, how much voltage can safely be applied to it? b.) What would be the current that flows through the resistor at this voltage, assuming an ideal battery with no internal resistance? c.) If the battery has an internal resistance of 5.0 ohms, what emf voltage would need to be applied in order to have the current found in the previous part of this question?
Design a 25V solar PV panel system that can power a home that requires two 30-Watt lamps and four 15-Watt fans for 6 hours daily if the factors for the solar panel generation and the total energy losses respectively are2.92 and 1.3. Take the rating of the available solar PV cell as 5V, 5W
Design a system based on renewable energy sources that you think would work best for a small private college. A. Your design must address energy generation and storage and B. should include a critical discussion of the advantages and disadvantages of your system. C. Draw at least one figure or diagram to support your answer
An electric stove having a rating of 3kW is use to boil a 10Li of tap water (Initially at 200C and whose density at this temperature is 1020kg/m3). If useful energy is around 72% of the total energy supplied by the stove. Determine how long would it take to vaporized all the water in the pan. a. 3.2hours b. 3.4hours c. 3.3hours d. 3.5hours
1. Assume that on a sunny summer day, the solar panel delivers its rated (midday) current for the equivalent of 6 hours. If you assume the 200 Ah deep cycle battery begins the day of solar charging (0 hours) at 30% capacity (i.e. with 60 Ah of stored charge), how many Amp-hours are stored in the battery at the end of the first day of charging (i.e. after 6 hours)?
I need very QUICK answers, PLEASE. A coal-fired thermal power plant produces 1100MW of power annually with an efficiency of 44%. The annual operating rate of the plant is 70%. It is desired to establish a Solar Power Plant instead of this power plant. Calculate the required Solar Cell area since the power density of the solar cells used in the power plant to be established is 100W/m^(2).
a) A moving-coil galvanometer, of resistance 5 Ω,gives a full-scale reading when a current of 15 mApasses through the instrument. Explain, with theaid of circuit diagrams, how its range could bealtered so as to read up to: (i) 5 A; (ii) 150 V.Calculate the values of the resistors required.(b) A uniform potentiometer wire, AB, is 4 mlong and has resistance 8 Ω. End A is connected tothe negative terminal of a 2 V cell of negligibleinternal resistance, and end B is connected to thepositive terminal. An ammeter of resistance 5 Ωhas its negative terminal connected to A and itspositive terminal to a point on the wire 3 m fromA. What current will the ammeter indicate?
Q5. A solar module with an area of 1.575 m2, gives a current at maximum power point of 9.25 A and voltage of 22.63 V. Find Maximum Power Point and efficiency of the module if power density is 1100 W/m2.
a) Assume that on a sunny summer day, the solar panel delivers its rated (midday) current for the equivalent of 6 hours. If you assume the 200 Ah deep cycle battery begins the day of solar charging (0 hours) at 30% capacity (i.e. with 60 Ah of stored charge), how many Amp-hours are stored in the battery at the end of the first day of charging (i.e. after 6 hours)? b)Overnight, the solar panel produces zero current, but its shunt resistance remains connected. Calculate the stored charge in the battery at the beginning of the next day of charging (i.e. after 24 hours). Perform calculations and use circuit simulation software (supported by screenshots) to verify your design.