大数据在能源领域的应用有哪些？请举例说明。

import java.util.HashMap;
import java.util.Map;

public class IntelligentEnergyManagementSystem {

    private Map<String, Double> energyData;
    private Map<String, String> energyStatus;

    public IntelligentEnergyManagementSystem() {
        energyData = new HashMap<>();
        energyStatus = new HashMap<>();
    }

    /**
     * 添加能源数据
     * @param energyId 能源ID
     * @param consumption 能源消耗量
     */
    public void addEnergyData(String energyId, double consumption) {
        energyData.put(energyId, consumption);
        energyStatus.put(energyId, "Normal");
    }

    /**
     * 更新能源状态
     * @param energyId 能源ID
     * @param status 能源状态
     */
    public void updateEnergyStatus(String energyId, String status) {
        energyStatus.put(energyId, status);
    }

    /**
     * 获取能源状态
     * @param energyId 能源ID
     * @return 能源状态
     */
    public String getEnergyStatus(String energyId) {
        return energyStatus.get(energyId);
    }

    public static void main(String[] args) {
        IntelligentEnergyManagementSystem managementSystem = new IntelligentEnergyManagementSystem();
        managementSystem.addEnergyData("energy1", 100.0);
        managementSystem.addEnergyData("energy2", 200.0);
        managementSystem.updateEnergyStatus("energy1", "Abnormal");
        String status1 = managementSystem.getEnergyStatus("energy1");
        String status2 = managementSystem.getEnergyStatus("energy2");
        System.out.println("Energy1 status: " + status1);
        System.out.println("Energy2 status: " + status2);
    }
}