(1) A four-cylinder, two-stroke cycle diesel engine with 10.9 cm bore and 12.6 cm strokeproduces 88 kW of brake power at 2000 r.p.m. compression ratio rc-18:1. calculate :-(a) engine displacement. (cm³,L)(b) brake mean effective pressure. (kpa)(c) torque. (N.m)(d) clearance volume of one cylinder. (cm³)ANS: (a) 4703,4.703, (b) 561, (c) 420, (d) 69.2

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Answered: (1) A four-cylinder, two-stroke cycle…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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(7) A single-cylinder, four-stroke cycle CI engine with 12.9 cm bore and 18 cm stroke operating at 800 r.p.m. uses 0.113 kg of fuel in four minutes while developing a torque of 76 N.m. calculate :- (a) Brake specific consumption.hr (b) Brake mean effective pressure. (kpa) (c) Brake power. (kW) (d) specific power. kW (e) Output per displacement. (kW) L (f) Specific volume. L kW
1- A four-cylinder, two stroke cycle diesel engine with (10.9 cm) bore and (12.6 cm) stroke produces (88 kW) of brake power at (2000 RPM). Compression ratio is (18:1). Determine: (a) Engine displacement. Ans.: (4700.6 cm³). (b) Brake mean effective pressure. Ans.: (561.7 kPa).
(2) a fou-cylinder, 2.4 liter engine operates on a four-stroke cycle at 3200 r.p.m. the compression ratio is 9.4:1, the connecting rod length r = 18 cm, and the bore and stroke are related as S = 1.06 B. calculate :- 3 (a) clearance volume of one cylinder in cm³,L, and in ³. (b) Bore and stroke in cm and in. (c) Average piston speed in m/seca 1 ft/sec
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A four stroke, 12 cylinder diesel engine has a bore and stroke of 280mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure of each cylinder is 1.2 MPa and the engine rotates at 145r.p.m. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1) which formula should be used to determine fuel consumption? 2) calculate the fuel consumption in (kg/h) ? 3) calculate the specific fuel consumption in ( kg/kWh)?
A four stroke, 12 cylinder diesel engine has a bore and stroke of 280mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure of each cylinder is 1.2 MPa and the engine rotates at 145r.p.m. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1) which formula should be used to determine the brake power of the engine? 2) calculate the brake power of the engine in MW? 3) which formula should be used to determine the indicated power of the engine?

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