Research on the Most Efficient Use of Wind Energy Resources in the Context of Carbon Neutrality: Overview Based on Evolutionary Algorithm

Table 4

First level zoning description of wind energy resource zoning.

Classification	Rich area	Relatively rich area	Available area	Poor area
Effective wind power density (W/m^2)	>300	300∼200	<200∼50	<50
Annual wind speed ≥3 m/s cumulative hours (h)	>5000	<5000∼4000	<4000∼2000	<2000
Annual wind speed ≥6 m/s cumulative hours (h)	>2300	<2300–1500	<1500∼400	<400
Percentage of national area (%)	9	19	50	25