ondensate exits the condenser at 95°F and is pumped to 600 spectively. The net power developed is 1 MW. etermine: the percent steam quality at the turbine exit.
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- Question 4 of 15 Steam enters the turbine of a vapor power plant at 600 lbf/in.2, 1000°F and exits as a two-phase liquid-vapor mixture at 90°F. Condensate exits the condenser at 85°F and is pumped to 600 lbf/in.2 The turbine and pump isentropic efficiencies are 90 and 80%, respectively. The net power developed is 1 MW. Determine: (a) the percent steam quality at the turbine exit. (b) the percent thermal efficiency. (c) the steam mass flow rate, in lb/h. ISteam enters the turbine of a vapor power plant at 600 lbf/in.2, 1300°F and exits as a two-phase liquid–vapor mixture at 90°F. Condensate exits the condenser at 85°F and is pumped to 600 lbf/in.2 The turbine and pump isentropic efficiencies are 90 and 80%, respectively. The net power developed is 1 MW.Determine:(a) the percent steam quality at the turbine exit.(b) the percent thermal efficiency.(c) the steam mass flow rate, in lb/h.Water is the working fluid in a vapor power plant. Steam enters the turbine at 4 MPa, 540 °C, and exits the turbine as a two-phase, liquid vapor mixture at 27 °C. The condensate exits the condenser at 25 °C. The turbine efficiency is 90% and the pump efficiency is 80%. The power developed is 1 MW. ▾ ▼ Part A Determine the steam quality at the turbine exit. Express your answer to four significant figures. x = Submit Part B m = Determine the mass flow rate. Express your answer to two decimal places. Submit VAZ Ivec h A Part C Request Answer | ΑΣΦ | | vec S Request Answer Determine the thermal efficiency, Express your answer to four significant figures. 1971 ΑΣΦ | | | vec ← O C pw! 229 ? ? ? kg/s
- Steam enters the turbine of a vapor power plant at 600 lbf/in.², 1000°F and exits as a two-phase liquid-vapor mixture at 90°F. Condensate exits the condenser at 85°F and is pumped to 600 lbf/in.² The turbine and pump isentropic efficiencies are 90 and 80%, respectively. The net power developed is 1 MW. Determine: (a) the percent steam quality at the turbine exit. (b) the percent thermal efficiency. (c) the steam mass flow rate, in lb/h. Part A * Your answer is incorrect. Determine the percent steam quality at the turbine exit. x₂ = i 78.67 %Q1) Steam is supplied to a turbine at 30 bar and 350°C. The turbine exhaust pressure is 0.08 bar. The main condensate is heated regeneratively in two stages by steam bled from the turbine at 5 bar and 1.0 bar respectively. Calculate masses of steam bled off at each pressure per kg of steam entering the turbine and the theoretical thermal efficiency of the сycle. 1 kg Turbine 1- m- m2 O 1-m, m,- m. Condenser m,. h, m2. 1 kg www kg Drain cooler m2 Heater-1 + (Н.Р.) Heater-2 (LP.)Steamenters the turbine of a vapor power plant at 600 lbf/in., 1000°F and exits as a two-phase liquid-vapor mixture at 100°F. Condensate exits the condenser at 95°F and is pumped to 600 Ibf/in.? The turbine and pump isentropic efficiencies are 90 and 80%, respectively. The net power developed is 1 MW. Determine: (a) the percent steam quality at the turbine exit. (b) the percent thermal efficiency. (c) the steam mass flowrate, in Ib/h.
- 1. A. Using the Steam Tables, determine the amount of cooling water needed by a condenser in kg/sec if wet steam comes into the condenser at P= 610.44mmHG vac and 99.47 % moisture , mass flow rate = 7200 + (SN/X) kg/hr. Cooling water enters the condenser at 12 deg C and leaves at 21 deg C. Answer: B. Draw the schematic diagram of the condenser and process in the PV ahd TS diagrams below. Cp H2O = 4.187 KJ/(kg-K): Schematic diagram of heat exchanger =condenserQ1) Steam is supplied to a turbine at 30 bar and 350°C, The turbine exhaust pressure is 0.08 bar. The main condensate is heated regene ratively in two stages by steam bled from the turbine at 5 bar and 1.0 bar respectively. Calculate masses of steam bled off at cach pressure per kg of steam entering the turbine and the theoretical thermal efficiency of the cycle. 1 kg Turbine m- me 1-m,-m: Condenser O 1- m, m. h, m he 1 kg fwwww www 1 kg Heater-1 (H.P.) Drain cooler m,+ m m, Heater-2 (LP.)1. A. Using the Steam Tables, determine the amount of cooling water needed by a condenser in kg/sec if wet steam comes into the condenser at P= 610.44mmHG vac and 99.47 % moisture, mass flow rate = 7200 + (10/13) kg/hr. Cooling water enters the condenser at 12 deg Cand leaves at 21 deg C. Answer: diagrams below. Cp H20 = 4.187 KJ/kg-K): Schematic diagram of heat exchanger =condenser B. Draw the schematic diagram of the condenser and process in the PV and TS V 2. Use only the MD below to solve this Item; use it by plotting data and process to determine items being asked. Steam enters a turbine at 117.4308 atmgage and 932 deg. F, and expands isentropicaly to 177.17 inches of Hg. For 2 + (10/13 kg/sec of steam, what is (a) the ideal work done (KJ/sec) if AKE = 0 and actual exhaust enthalpy is 2700 KJ/kg. a)Ans: (b)ne =. (c]Determine: ideal steam moisture at exhaust. Ans: (d) Actual steam quality at exhaust Ans: (e) Actual steam temp g) change in entropy during the actual process. at the…
- Q1) Steam is supplied to a turbine at 30 bar and 350°C. The turbine exhaust pressure is 0.08 bar. The main condensate is heated regeneratively in two stages by steam bled from the turbine at 5 bar and 1.0 bar respectively. Calculate masses of steam bled off at each pressure per kg of steam entering the turbine and the theoretical thermal efficiency of the cycle. 1 kg Turbine 1- m- m2 O 1-m, w -u -11 Condenser m. h, m2. h2 1 kg 1 kg Heater-1 Drain cooler m, Heater-2 (LP.) m,+ m. (Н.Р.)1. A. Using the Steam Tables, determine the amount of cooling water needed by a condenser in kg/sec if wet steam comes into the condenser at P= 610.44mmHG vac and 99.47 % moisture, mass flow rate= 7200+ (X/SN) kg/hr. Cooling water enters the condenser at 12 deg C and leaves at 21 deg C. Answer: B. Draw the schematic diagram of the condenser and process in the PV and TS diagrams below. Cp H20 = 4.187 KJ/(kg-K): Schematic diagram of heat exchanger =condenser S 2. Use only the MD below to solve this Item; use it by plotting data and process to determine items being asked. Steam enters a turbine at 117.4308 atmgage and 932 deg. F, and expands isentropicaly to 177.17 inches of Hg. For 2 + (X/SN) kg/sec of steam, what is (a) the ideal work done (KI/sec) if AKE = 0 and actual exhaust enthalpy is 2700 KI/kg. a)Ans: (b)ne =_ (c)Determine: (e) Actual steam temp ideal steam moisture at exhaust. Ans: at the exhaust. Ans. g) change in entropy during the actual process. Ans 3000 2500 2000…1) (p12pp5Dimagiba) - A reheat cycle with two stages of reheating is executed with steam expanding initially from 200 bar and 540 C. The two reheater pressure are 40 bars and 10 bars, and the steam leaves each reheater at 540 ☐ C. Condensation occurs at 60 ☐ C. Sketch the schematic diagram, and Ts diagram. For the ideal cycle and 1 kg/s of steam, Find: a) QA and e b) For the engine, ignore the pressure drop through the reheater, let the engine operate through the same stages and compute W. and e.