What is the delivery temperature
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- Provide clear and complete solution as well as diagram. The discharge pressure of an air compressor is 8 times the suction pressure. If volume flow at suction is 0.23 m3/s, what is the compressor power assuming n equals 1.35 and suction pressure is 97 kPa? A. 64.58 kW C. 60.45 kWB. 61.48 kW D. 71.5 kW1. In less than 100 words, describe how the reciprocating air compressors (applicable to a particular purpose) may be used to save energy cost and still prevent disadvantages on other factors 2. Provide the evidence of investigation: Photographs, videos, calculations, information sources and other reasonable evidences (not downloaded from internet) during research work 3. Outcome: Cost implications or future projections / calculations from the idea(sProject 2You are an engineer working in a company that provide compressors for food industry, your mangerasked you to do research to investigate the different compressor types along with their applications A. Discuss the possible faults and potential hazards associated with compressor usage.B. Derive the volumetric efficiency formula for an ideal reciprocating compressor volume ratio.C. Discuss the parameters that affect the volumetric efficiency of a reciprocating compressor.
- Assuming the clearance is negligible for a single stage compressor with the following data : Atmospheric pressure = 90 kPa, Atmospheric temperature = 17 degrees, Delivery pressure = 7 bar, Free air delivery flow rate = 0,2 m³/min. Take n= 1,3, Cp=1,005 KJ/Kg K, Cv=0,718 KJ/Kg K Determine the following : A) Which formula is used to evaluate the delivery temperature for an isentropic? B) the delivery temperature of air for a polytropic compression process with n=1,25 in Kelvin to 1 decimal place? C) the mass flow rate of air inside the compressor operating isentropically in kg/min to 3 decimal places? D) the power input to the compressor in kW to 2 decimal places if the compression is polytropic compression process with n=1,25? E) the power input to the compressor in kW to 3 decimal places if the compression reversible isothermal? F) the power input to the compressor if the compression is isentropic in kW to 3 decimal places? G) the delivery temperature of air for an isentropic…10 m3 /min of free air is to be compressed to 8 bar gauge in two stages. Assuming an intercooler pressure of 2 bar gauge and polytropic index of 1.3, what is the power consumption of the first stage compressor ? pls choose one a.20.44 KW b.48.8 HP c.22.4 litre/mole d.42.2 bar-m3/min e.25.12 KWQuestion 3.) An engine has an inlet stagnation condition of 300 bar and 4000 kelvin. Methane and liquid oxygen make up the products of combustion and have a specific heat ratio k = 1.14 and a gas constant R = 383 J / kg-k. The nozzle has an exit to throat area ratio of Ae / Ath = 34.34 and has an exit diameter of 1.3 meters. Calculate the following: (d) For launch at sea level Pb = 101.325 kilopascals, is the nozzle over, under, or perfectly expanded? (e) Is the nozzle flow choked? (f) Exit temperature
- Air (assuming constant specific heats of Cp = 1,008 J/kgk. Cy=721 J/kgk. k = 1.4) is compressed isentropically from 150 kPa. 37 °C to 600 kPa. The temperature of the compressed air is: O a. 239.1 °C. Ob 25 294.2 °C. 187.7 °C Od. 68.9 °C. O e. 55.0 °C.You have been asked to help with the low-pressure compressor (LPC) design for a turbofan engine with a bypass ratio of 8.4. The preliminary cycle design calls for the LPC to produce a pressure ratio of 9.4 with the following operating conditions and constraints. .Inlet Conditions TO2 Poz Core Air Mass Flowrate (kg/s) (K) (kPa) 282 24.6 47.0 Design Constraints Maximum Polytropic Efficiency 94.1% Maximum Stage Pr 1.55 Estimate the minimum number of stages required for this LPC. Then assuming the 1st stage of the LPC operates at the maximum allowable pressure ratio, determine the stagnation temperature exiting the 1st stage, and the stage's adiabatic efficiency. Also determine the power (W) required to operate the full LPC (not just 1st stage). Finally, what would be the percent change in the required power if the polytropic efficiency was only 90.0%.what is the process for finding the wind preesure from the windspeed of a fan? this is for fluid dyniamics, its regarding free jets.
- 3.11) The conditions of air at the entry of an axial compressor stage are: Рi %3D 768 тт Hg & Ti = 314 K. The air angles are B1 = 51°, B2 = 9°, a1 = az = 7°. The mean diameter 50 ст. The peripheral speed 100 m/s. Mass-flow rate 25 kg/s work done factor 0.95 mechanical efficiency 92 % stage efficiency 88 % (a) Air angle at the stator entry, [a2 50.18°] (b) Blade height at entry and the hub-tip diameter ratio, [h, = 19 cm ; dn/d = 0.449] (c) Stage loading coefficient. [V = 0.754] (d) Stage pressure ratio. [Po3/Po1 1.075] (e) The power required to drive the stage. [Power = 204.75 kW]A diesel engine working with cylinder bore of 25 cm and stroke length of 200 mm. the clearance gap beteen TDC and cylinder head is measured as 10 mm. then the compression ratio of the engine will be O b. 22 Oc.21 O d. 200Liquid ammonia at a temperature of 26°C is available at the expansion valve. The temperature of the vaporizing ammonia in the evaporator is 2°C. Find the percentage of liquid vaporized while following throgh the expansion valve. Abs. Pressure kPA Enthalpy kJ/kg hfe 190.4 1255.2 1445.6 303.6 1162.0 Temperature "C 2. 26 462.49 1033.97 1465 6