(3) a five-cylinder, 3.5 liter SI engine operates on a four-stroke cycle at 2500 r.p.m. atthis condition. the mechanical efficiency of the engine is 62% and 1000 J of indicatedwork are produced each cycle in each cylinder. calculate - (a) Indicated mean effectivepressure. (kpa):-(b) Brake mean effective pressure. (kpa)(c) Friction mean effective pressure. (kpa)(d) Brake power in kW and hp.(e) Torque. (N.m)ANS: (a) 1429, (b) 886, (c) 543, (d) 6.46, 86.6, (e) 24.7

Answered: Image /qna-images/answer/7a8be883-584c-4903-b8df-364202df2998.jpg

Answered: (3) a five-cylinder, 3.5 liter SI…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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3. Solve this using explaining step by step solution in words (detailed). Draw also a graph.
4. A BMW with 4-stroke 2.0 L Twin Turbocharger 4-cylinder in-line engine is connected to an engine dynamometer which gives a torque reading of 350 Nm at 3800 rpm. The engine is running with volumetric efficiency of 118% and petrol RON95 (C7H₁7) is used as the combustion fuel. At the engine speed of 3800 rpm, the intake air pressure and temperature both are 155 kPa and 38°C. Given the gas constant value R-0.287 kJ/kgK. Calculate: a) Fuel mass flow rate of the engine. b) Brake specific fuel consumption of the engine at 3800 rpm in g/kW.hr.
A engine develops power output for each engine revolution. * Your answer The changes in the valve clearance on opposed-type engines using high lifters are accomplished by rocker arm replacement. TRUE OR FALSE? * Your answer This is the power required to operate the engine components and move air into and exhaust gasses out of the engine. * Your answer The order occurrence of five events of a four-stroke cycle engine is: * intake, ignition, compression, power, exhaust intake, ignition, compression, exhaust, power intake, compression, ignition, power, exhaust intake, power, compression, ignition, exhaust intake, compression, ignition, exhaust, power
Solve asap
Please include the figure, clearly state the formulas used and the complete solution. Thank you!
(Combine Rankine Cycle) Show the details of your solutions with TS Diagrams with correct dimension analysis
Get the Compression Ratio, Expansion ratio and Pressure ratio
A test carried out on a one-cylinder engine that works based on the Otto cycle, gives the following data: moment of rotation or torque = 950N-m; mean effective pressure = 758kPa; inner diameter = 30cm: stroke = 32cm; spin speed = 320rpm; fuel consumption = 0.003 kg / sec; calorific value of fuel = 42000kJ / kg. Determine: a) The thermal efficiency of the motor; b) mechanical efficiency; c) the fuel limit per hour if it has a price of 18.5 pesos per liter. Its relative density is 0.82
2 - A 6 cylinder petrol engine operates on the 4-stroke cycle (Otto cycle), cylinder bore (70 mm), and piston stroke (100 mm). The clearance volume per cylinder is (67 cm³). At a speed of (3960 rpm) the fuel consumption is (19.5 kg/hr) and the torque developed is ((140 Nm). The calorific value of fuel is 43884kj/kg Calculate: i- brake power ii – bmep iii – brake thermal eff. iv – relative eff. On brake power basis [answer: 58 kW, 7.61x10, 24.4%, 45.7%]
Q3: A 4- stroke engine 4-cylinder, working on the Otto cycle has cylinder bore of 150 mm and stroke length of 200 mm. The clearance volume is 800 cm3. The pressure and temperature at the beginning of compression are 1 bar and 37 o C respectively. The maximum temperature of the cycle is 1250 o C. if the engine speed is 1500 rpm. (Take k=1.35, Cv =0.821 kJ/kg K, Cp=1.108 kJ/kg K). , and إجابتك * Determine the pressure at salient points P1 = 100 kPa, P2 = 998.7 kPa, P3= 2658.85 kPa and P4 = 262.84 kPa P1 = 100 kPa, P2 = 977.3 kPa, P3= 2658.85 kPa and P4 = 262.84 kPa P1 = 100 kPa, P2 = 977.3 kPa, P3= 2658.85 kPa and P4 = 252.84 kPa P1 = 100 kPa, P2 998.7 kPa, P3= 2658.85 kPa and P4 = 242.84 kPa أخری * Determine the temperature at salient points T1 = 310 K, T2 = 559.8 K, T3 = 1523 K and T4 = 843.38 K T1 = 310 K, T2 = 549.8 K, T3 = 1523 K and T4 = 843.38 K T1 = 310 K, T2 = 559.8 K, T3 = 1532 K and T4 = 843.38 K T1 = 310 K, T2 = 559.8 K, T3 = 1523 K and T4 = 823.38 K * Determine the air…
3. A rear mounted air-cooled SI engine has 6 cylinders, 3.375 in x 2.6 in bore and stroke respectively, acompression ratio of 8 and developed 80 BHP at 4400 rpm. It was noted that brake thermal efficiency is26 %, volumetric efficiency is 74 % and mechanical efficiency is 71 %. For the ideal cycle, conditions atthe start of compression are 14.7 psia, 140 o F.Calculate a) Percent clearance, b) P, T at the end of compression, c) Brake engine efficiency, d) massflow rate of air, e) torque (lb-ft), f) AF with Q hv = 19100 BTU/lb fuel
An Otto cycle engine operates with the cycle shown below. The air in the engine can be 0.71 kJ/kgK. The engine has considered a perfect gas with k = 1.402, R = 0.28 kJ/kgk and cv = the following known states: State 1: p₁ = 1bar, V₁ = 0.5x10-3 m³, T₁ = 300K State 2: T₂ = 725K, rc = 9 State 3: T3 = 2196.1 K P 2 Answer: 4 V What is the heat transfer into the engine? Please enter your answer in kJ/kg

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