Thermal Analysis and Structural Optimization of High-Efficiency Fuel Submersible Hot Water Machine

Table 3

Flue gas enthalpy temperature table.

Temperature ()	Theoretical smoke enthalpy Iy (kJ/m^3)	Air enthalpy Ik (kJ/m^3)	Flame tube outlet α″ = 1.1 Iy (kJ/m^3)	Smoke pipe outlet αpy = 1.1 Iy (kJ/m^3)
15	250	222	272	272
50	833	738	907	907
100	1666	1477	1814	1814
120	2007	1776	2185	2185
200	3372	2971	3669	3669
300	5123	4491	5572	5572
400	6923	6043	7527	7527
450	7847	6836	8531	8531
500	8771	7630	9534	9534
600	10667	9254	11592	11592
700	12612	10911	13703	13703
800	14599	12593	15858	15858
850	15609	13448	16954	16954
900	16619	14302	18050	18050
1000	18673	16031	20277	20277
1100	20760	17788	22539	22539
1200	22872	19556	24828	24828
1300	25012	21350	27147	27147
1400	27167	23156	29483	29483
1500	29344	24971	31841	31841
1600	31539	26800	34219	34219
1700	33753	28634	36617	36617
1750	34864	29552	37819	37819
1800	35974	30470	39021	39021
1900	38206	32331	41440	41440
2000	40451	34181	43869	43869