Study on the Dynamic Protection Strategy of Ancient Buildings in Historical and Cultural Neighbourhoods from the Perspective of Traditional Culture Based on Three-dimensional Modelling Technology

Figure 1.

Figure 2.

Figure 3.

Temperature analysis results (°C)

Month	Average maximum temperature	Mean minimum temperature	Maximum temperature	Minimum temperature
January	5.34	-5.72	10.05	-2.65
February	10.21	-4.45	13.62	-3.21
March	15.39	-1.95	18.18	-6.24
April	18.35	5.77	19.91	4.34
May	25.36	9.05	30.54	7.38
June	26.78	14.49	31.37	8.66
July	31.69	16.35	35.92	12.78
August	17.09	6.85	26.24	13.17
September	15.91	12.8	27.88	12.7
October	12.64	9.61	23.08	8.28
November	6.48	6.84	19.08	3.24
December	2.21	-3.99	17.07	-4.41

Dynamic protection evaluation system

Index system	Primary evaluation factor	Secondary evaluation factor	Numbering	Weighting
Dynamic protection evaluation (P)	Historical and cultural indicators (P1)	Historical figures and historical events	P11	0.071
		Social and cultural style	P12	0.069
	Block form (P2)	—	P2	0.072
	Architectural form (P3)	—	P3	0.039
	Historical street (P4)	Outer porch	P41	0.042
		Inner street	P42	0.027
	Important building (P5)	Relic building	P51	0.059
		Historic building	P52	0.073
	Style building	P53	0.074
	Building quality (P6)	Main structure	P61	0.034
		Appearance quality	P62	0.064
		Basic equipment	P63	0.094
Reuse evaluation (R)	Urban location (R1)	Space location	R11	0.024
		Traffic condition	R12	0.019
		Business potential	R13	0.047
	Site openness (R2)	Road public level	R21	0.031
		External interface	R22	0.058
	Group size (R3)	—	R3	0.103

The evaluation of the dynamic protection of ancient buildings (After)

Index system	Primary evaluation factor	Secondary indicator	Score
Dynamic protection evaluation (P)	Historical and cultural indicators (P1)	P11	3.63	8.50
		P12	4.87
	Block form (P2)	P2	4.94	4.94
	Architectural form (P3)	P3	3.27	3.27
	Historical street (P4)	P41	3.42	7.77
		P42	4.35
	Important building (P5)	P51	4.98	12.91
		P52	3.71
		P53	4.22
	Building quality (P6)	P61	4.56	13.21
		P62	4.75
		P63	3.9
Reuse evaluation (R)	Urban location (R1)	R11	3.29	10.71
		R12	3.85
		R13	3.57
	Site openness (R2)	R21	3.19	7.82
		R22	4.63
	Group size (R3)	R3	4.15	4.15

Annual precipitation analysis results (mm)

Years	Year	Spring	Summer	Autumn	Winter
1970-1980	665.08	124.65	339.89	190.68	18.65
1981-1990	650.28	89.64	317.45	167.02	27.94
1991-2000	632.47	115.64	316.15	165.16	23.56
2001-2010	609.7	113.25	309.13	154.81	17.99
2011-2020	582.38	100.36	306.59	126.81	18.42
1970-2020	627.98	108.71	317.84	160.90	21.31

The evaluation of the dynamic protection of ancient buildings (Before)

Index system	Primary evaluation factor	Secondary indicator	Score
Dynamic protection evaluation (P)	Historical and cultural indicators (P1)	P11	3.10	6.26
		P12	3.16
	Block form (P2)	P2	1.95	1.95
	Architectural form (P3)	P3	3.16	3.16
	Historical street (P4)	P41	3.25	5.96
		P42	2.71
	Important building (P5)	P51	2.77	7.03
		P52	1.78
		P53	2.48
	Building quality (P6)	P61	1.75	6.47
		P62	2.88
		P63	1.84
Reuse evaluation (R)	Urban location (R1)	R11	3.49	9.03
		R12	2.48
		R13	3.06
	Site openness (R2)	R21	3.43	5.68
		R22	2.25
	Group size (R3)	R3	2.55	2.55