Quantifying radiation from thermal imaging of residential landscape elements | Renewable Energy and Environmental Sustainability

Sustainable energy systems for the future

Open Access

This article has an erratum: [https://doi.org/10.1051/rees/2017048]

Table 1

List of normalised longwave radiant energy per unit area for each LE. Data are sorted according to winter “Total”.

LE	Radiant energy per unit area H_LE (J m⁻²)

	Winter					Spring

	Pre-sun	am	pm	Post-sun	Total	Pre-sun	am	pm	Post-sun	Total
Shade cloth (white)	−256	−625	−783	−468	−2133	−268	−549	−510	−316	−1643
Sand (white depth ∼40 mm)	−246	−692	−580	−358	−1876	−356	−191	29	−268	−786
Crushed rock (white)	−243	−572	−469	−291	−1574	−310	−375	−174	−203	−1061
Limestone block (90 mm × 160 mm × 500 mm)	−253	−418	−204	−209	−1085	−291	−290	−9	−143	−733
Tree (native, Jarrah)	−17	−357	−499	−145	−1018	−48	−542	−568	−134	−1293
Shade cloth (cream)	−261	−93	−181	−468	−1003	−199	965	682	−319	1129
Shrub (ficus, non-native)	−72	−333	−431	−144	−980	−88	−504	−422	−125	−1140
Tree (non-native, Jacaranda)	−19	−357	−336	−98	−809	−138	−649	−582	−132	−1501
Shrub (woolly bush, native)	−63	−280	−314	−131	−788	−80	−427	−373	−110	−989
Grass	−189	−80	−179	−330	−778	−123	276	325	−124	354
Pavers (sandstone 40 mm × 400 mm × 400 mm)	−241	−369	29	−163	−744	−258	324	813	48	928
Decking (pine)	−254	−18	26	−358	−605	−243	836	829	−185	1237
Concrete slab (×40 mm)	−287	−275	198	−182	−546	−305	568	1079	44	1386
Concrete slab (×80 mm)	−255	−311	162	−85	−489	−271	441	1016	120	1306
Soil (moist, depth ∼50 mm)	−227	−27	222	−270	−301	−168	2525	2273	6	4635
Mulch (depth ∼50 mm)	−248	86	183	−273	−253	−192	1390	1538	−53	2682
Sand (grey depth ∼40 mm)	−265	134	352	−270	−49	−240	1634	1748	−18	3124
Pavers (red)	−242	15	403	−198	−22	−250	544	883	−31	1146
River pebbles (black)	−233	−51	421	−143	−7	−225	974	1175	−29	1895
Artificial grass	−255	414	571	−389	342	−123	2129	1658	−139	3526
Asphalt	−227	160	567	−89	411	−201	1751	2358	249	4157
Pavers (grey 40 mm × 400 mm × 400 mm)	−247	174	880	−43	764	−220	1492	2072	240	3584
Shade cloth (black)	−263	961	966	−400	1264	−106	2943	2388	−98	5127

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