. Applied thermodynamics for engineers. - - To) - l{Tg - Tu) - k(l\ - Ta) Heat absorbed = 1 Tf-Ta KTf-Ta)^ Tf-T. 299. Brayton Cycle. This is shown in Fig. 127. A separatepump is employed. The substance is drawn in along Ad^ compressedalong dn^ and forced into a reservoir along nB. The engine beginsto take a charge from the reservoir at B^ which is slowly fed in andignited as it enters, so that combustion proceeds at the same rate asthe piston movement, giving the constant pressure line Bh. Expan-sion then occurs along hg, the exhaust valve opens at g^ and thecharge is expelled along hA. The ne

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. Applied thermodynamics for engineers. - - To) - l{Tg - Tu) - k(l\ - Ta) Heat absorbed = 1 Tf-Ta KTf-Ta)^ Tf-T. 299. Brayton Cycle. This is shown in Fig. 127. A separatepump is employed. The substance is drawn in along Ad^ compressedalong dn^ and forced into a reservoir along nB. The engine beginsto take a charge from the reservoir at B^ which is slowly fed in andignited as it enters, so that combustion proceeds at the same rate asthe piston movement, giving the constant pressure line Bh. Expan-sion then occurs along hg, the exhaust valve opens at g^ and thecharge is expelled along hA. The net cycle is dnhgh, the net idealentropy diagram is as in Fig. 128. This is also a two-cycle BRAYTON CYCLE 181.

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