Answered: QUESTION 6 A Diesel cycle operates with…

QUESTION 6 A Diesel cycle operates with a compression ratio of 14 and with a cut-off occurring at 5% of the stroke. Find the cut-off ratio, if the initial volume is 1.5 f?. 1.64 3.64 2.64 4.64

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

See similar textbooks

Similar questions

A four stroke engine has a compression ratio of 10.2 to 1, a displacement volume of 2.6 liters and operates on the ideal DIESEL CYCLE at 4500 RPM. It has been determined that the Mean Effective Pressure is 600 KPa. What is the power output of the engine in kW?
Q4
Pls show the complete solution with pv, ts diagram and please use english system unit. Thanks!! ?
3. A Diesel Cycle operates with compression ratio of 14 and with cut-off ratio occurring at 5% of the stroke. Find the cut-off ratio, if the initial volume is 1.5 ft³.
In a diesel cycle, what is the expansion ratio if the % clearance is 1/17 while the cut-off ratio is 2.59?
.
An Otto cycle engine operates with the cycle shown below. The air in the engine can be considered a perfect gas with k = 1.402, R = 0.28 kJ/kgk and c, = 0.71 kJ/kgK. The engine has 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 Р What is the specific heat transfer from state 3-4? Please enter your answer in kJ/kg Answer:
7. A diesel engine working on an air standard cycle has a peak temperature of 1200K. If the compression ratio of the engine is 20 and that the air at the entrance condition has a temperature of 30C. Determine the efficiency of the cycle. a. 68.6990% b. 68.6998% c. 68.6989% d. 68.6986%
An otto cycle engine has a compression ratio of 8:1. At the beginning of the compression stroke the air is at 103.5 kPa and 300K. If the heat added is 920 kJ/kg. Calculate the maximum pressure in the cycle (kPa).
An engine operating on the Otto cycle principle has an initial compression temperature of 675°C and a compression ratio of 8. The pressure at this condition is 100 kPa and the cylinder volume is 0.028 m³. The maximum temperature that can be achieved by the system is 4500°C. a.)Calculate the temperature and pressure at each end of the process (point), B. thermal efficiency, C. MEP
Example 3-1: A four-cylinder, 2.5-liter, Sl automobile engine operates at WOT on a four-stroke air standard Otto cycle at 3000RPM. The engine has a compression ratio of (8.6:1), a mechanical efficiency of 90%, and a stroke to bore ratio (S/B=1.2). Fuel is isooctane with AF=14.5, a heating value of 4500 kJ/kg, and combustion efficiency ne=95%. At the start of the compression stroke, conditions in the cylinder combustion chamber are 101.325 KPA and 500C. 1.draw the cycle 2. Find Efficiency 3.performance analysis (Pressure, temperature, Qin, Qout) for all Processes
For a Rankine cycle, increasing maximum temperature while holding all other parameters constant will allow an engineer to make the following statements Group of answer choices Quality at the turbine exit will decrease increasing liquid water content and causing turbine erosion. Quality at the turbine exit will increase and improve turbine durability. Increasing maximum temperature increases the average temperarture at which heat is added and will increase thermal efficiency Increasing maximum tempearture will decrease required mass flow rate for a specified power output.