The apparatus used was a building block of Marcet kettle and water. The unit of Marcet steam boiler consists of a stainless steel extort vessel fitted with high pressure immersion electricalheater, control panel, a guard relief valve, water inlet port & valve, drone thermionic vacuum tube pressure gauge, temperature and pressure amount devices.Before starting the experiment a quick inspection was performed to check out the unit is in meet operating condition. The unit of Marcet Boiler was later connected to the hot power supply. Valve at the take off away port and the direct spate tube were opened. afterwards that, the boiler was filled with distilled water by means of the execute port and the water level was madesure to be at intimately half of the boilers height. Then, the valves at the level humor tube were unlikable and the power supply is turned on.The temperature say-so was set at 185.0 °C which is slightly above the label boiling point of the water a t 10.0 sedan(abs). The valve at fertilise port was opened and theheater was turned on. The valve at the level clutch tube are made sure to be unkindly beforeturning on the heater as the sight tube is non designed to withstand high pressure andtemperature. The rise of strike temperature was observed as the water boils. The steamfrom the valve was allowed to come out for 30 seconds before the valve was closed.

Thisstep is important to remove aviation from the boiler as the accuracy of the experimental resultswill be significantly affected if song is present. The steam temperature, gauge pressure at1.00 stave off (abs) and time interpreted for the steam to reach 1.00 bar (abs) were enter. Thisstep was repeated by limb the i! nterval of pressure with 0.5 bar (abs) until the steam pressure reaches 10.0 bar (abs). After that, the heater was allowed to cool down to roomtemperature. All the results were enter and tabulated under the table below. Graph of temperature against absolute pressure was plotted. count of the slope of the graphwas made. Graph of SAT dPdT ? ? ? ?? ?...If you want to get a full essay, order it on our website:
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