Explain the placement for these item in the system: - Steam turbine - Gas turbine - Heat pump
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Explain the placement for these item in the system:
- Steam turbine
- Gas turbine
- Heat pump
(i need to do a presentation, can you explain to me. for me to become more understand this topic?)
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- I need correct answer in 20 minutes please Find the cycle efficiency and specific steam consumption of a reheat cycle (Fig. 2.7a) operating between pressures of 3 MPa and 0.004 MPa, with superheat temp of 450 °C. Assume that the first expansion is carried out to the point where the steam is dry saturated and then the steam is reheated to the original superheat temp. The feed pump term may be neglected Boiler Reheater a High-P turbine. P = Ps= Preheal Pump Condenser Low-P turbine Figure (2.7 a) High-pressure turbine Reheating Low-pressure turbineESuperheuted steam at 350 and 20 bar enters the turbine of steam power plant and expands to a condenser pressure of 7 kpa. Assuming the IS entropic efficients of the turbosine and pump are 85% and 80% respectively, Calculate a) the Thermal efficiery of the Cycl, b) the haut rate in Btu / kwh. c) the steam supply in Kylar to develop loookw. d) What is the corresponding Rankine Cyck efficiency?cal Per cycle, engine A has a heat input of Q, a heat output of 65. Q₂, and produces work W. Engine B has a heat input of 3Q,, aheat out put of 20₂ and produces work sw 1) what is the ratio of eA/es of their effencies 2) Use first law of thermodynamis and the information from the 2 engines to write down a relation between the netheat and work for each engine. 3) Using (1) and (2) compute the efficiency of each engine
- Homework-2 Compute the themal e fficiency of an ideal Ran kine cycle for which the steam leavea the boiler as Saturated Vapor at 30 bars. The turbine-outlet Conditions is Be1 bar. Determine the mass floo rate of the steam in kg/hr, net Power output of the cycle is 50000 Sehematic ond given data are: 1f the kw. The TI= 5002 P 3०bars %3D 9in (saturated) vapour 30 bars 2 PR =0-1 bar 4 Pa=30 bas o-1 bar +4 Tout 3 (Saturated liquid) Wp ( Simple Ideal Power cycle) (T.S. diagram e)Exercise: Steam Mass Balance Fill the steam mass flow Boiler Feed Water (BFW) of the yellow parts Boiler 1 Boiler 2 100 A Fuel 50 To process HPS 50 50 10 10 Back pressure turbine Extraction G Extraction Letdown Turbine Turbine 20 20 20 10 D WHB MPS To process E В Back pressure Condensing turbine Letdown turbine 40 To process LPS vent V cw O cw Deareator From process Condensate If the MPS demand is 20t/h less than the current supply, how to adjust the steam system? Water Make up 35 Treatment fresh watersteam is delivered to an engineturbine at 7mpa at 600 degree celsius,reheat it 1.5 mpa and 600 degree celsius and turbine exhaust at 0.06 mpafor cycle and 2kg/s steam determine A) heat added, B)engine cycle for engine and brake steam rate of 2.2 kh/kw-hr, C) energy chargarble
- Please find the highest thermal efficiency possible, while remaining within the boundaries. What is required: -Power produced must be at least 60 Mega Watts -Thermal efficiency must be greater than 36% -Back-work ratio must be smaller than 48% Assume: -air is the working fluid -specific heats vary with temperature (use table A-17) -Compressor inlet is at 1atm and 300k -the combustion process is isobaric and is modeled as a heat exchanger -Turbine exhaust is the same pressure as compressor inlet Compressor specifics: -Max volume flow rate (m^3/h) = 600,000 -Max outlet pressure (atm) = 12 -Isentropic efficiency = 90% Combustion chamber and gas tubine specifics (Note these come as a set) -Max pressure = 16.7 atm -Max temp = 1500 (celcius) -Turbine isentropic efficiency = 92% -Max heat rate = 230MWStep 2) Find the optimurn value of the reheat pressure in order to achieve the highest efficiency in the domain of the admissible values of the steam quality. For that keep the turbine infet conditions as given. Cycle 2- Idcal Rankine Cycle With Reheating Pick out four different values of the reheat pressure within the interval (0.1 to 0.4) x inlet pressure to high pressure turbine, to find the proper reheat pressure. Procced as follows: Case I. Keep the turbine exit pressure the same as the one obtained in step 1 for the highest efficieney at x= 0.87. Change the reheat pressure to obtain the best efficiency. Casc II. Keep the reheat pressure obtained in Case I fixed and change the turbine exit pressure to obtain efficiercy corresponding to x = 0.87 TEM_1 ITEM 1 CONT KW PSI 5 35 190,000 1700A steam plant that could increase the thermal efficiency by using waste heat from the turbune is an example of while that that could use the electical output from the turbine to generate steam to the system is an example of A toy called Drinking bird is an example of (PMM1/PMM2/PMM3/niether of the two) because the power source is (powered by water in the cup/ powered internally my the movement/ none of the option).
- Please answer part a) and part b). For part a) answer Ti in terms of Cp, Cv, Th, Tl. please show original work I've attached T-S diagram of the heat engine cycle 3-stroke processA Carnot engine having a 340 x 620 mm bore and stroke operates between 500 degree Celsius and 50 degree Celsius. The engine rejects 45 kJ of heat in the atmosphere while running at 400 rpm. Assuming a four stroke engine. Find a. thermal efficiency ( %) b. Wnet (kJ) c. Power Produced (kW)A vapor compression cycle “COP= 1.6" is operated by an electric motor “3-Phase, 380 volts, 87% efficient", the cooling load is 33 kW. If the motor is replaced by a new one, same specifications but 94% efficient What will be the annual SOURCE energy savings "kWh" whe it's used for 1400 hours every cooling season every year? Grid efficiency is 37%. Select one O A. 7795.47 O B. 5657.89 O C. 6679.92 O D. 7256.40 O E. 6185.61