Clothing, Activity and Human Metabolism

Human metabolism at low and high activity with different levels of clothing

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Human Activity	Clothing	Comfort temperature	Relative air speed	Heat transferred from person to surroundings
	Clothing	Comfort temperature	Relative air speed	Convection	Radiation	Latent vapor		Total
	(Clo)¹⁾	(^oC)	(m/s)	(watt)	(watt)	(g/h)	(watt)	(watt)
Sitting still	Naked	28.8	< 0.1	36	38	40	27	102
		30.1	0.3	47	29	40	27	102
		30.7	0.5	51	24	40	27	102
		31.4	1.0	57	20	40	27	102
	0.5	26.2	< 0.1	36	37	42	28	102
		27.4	0.3	47	28	42	28	102
		27.9	0.5	50	23	42	28	102
		28.5	1.0	56	19	42	28	102
	1.0	23.3	< 0.1	36	35	44	30	102
		24.5	0.3	45	27	44	30	102
		25.0	0.5	50	22	44	30	102
		25.6	1.0	55	17	44	30	102
	1.5	20.7	< 0.1	36	34	46	31	102
		21.8	0.3	45	26	46	31	102
		22.3	0.5	50	21	46	31	102
		22.8	1.0	55	16	46	31	102
Medium activity	Naked	24.4	< 0.1	59	65	115	77	204
		26.2	0.3	76	51	115	77	204
		27.1	0.5	83	44	115	77	204
		28.2	1.0	93	35	115	77	204
	0.5	19.9	< 0.1	60	63	120	80	204
		21.6	0.3	76	48	120	80	204
		22.4	0.5	83	41	120	80	204
		23.3	1.0	92	33	120	80	204
	1.0	15.3	< 0.1	60	59	123	83	204
		16.9	0.3	76	45	123	83	204
		17.7	0.5	83	38	123	83	204
		18.6	1.0	91	30	123	83	204
	1.5	10.9	< 0.1	62	57	126	84	204
		12.5	0.3	77	43	126	84	204
		13.2	0.5	83	36	126	84	204
		14.0	1.0	91	29	126	84	204
High activity	Naked	22.1	0.3	107	67	192	129	306
		23.4	0.5	117	60	192	129	306
		24.9	1.0	130	48	192	129	306
	0.5	15.7	0.3	108	64	198	133	306
		16.8	0.5	119	55	198	133	306
		18.2	1.0	130	44	198	133	306
	1.0	9.3	0.3	110	59	202	135	306
		10.4	0.5	120	51	202	135	306
		11.7	1.0	131	40	202	135	306
	1.5	3.2	0.3	113	56	205	137	306
		4.2	0.5	122	47	205	137	306
		5.4	1.0	131	37	205	137	306

¹⁾ Clo is used to measure the thermal insulation of clothes - 1 Clo = 0.155 m²K/W

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