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Author:

吴珊 (吴珊.) | 吴雨晨 (吴雨晨.) | 侯本伟 (侯本伟.)

Indexed by:

incoPat zhihuiya

Abstract:

一种基于用水模式约束和扩展卡尔曼滤波的供水管网节点需水量估计方法,属于市政工程管网信息技术领域。利用扩展卡尔曼滤波算法(EKF)估计节点需水量,引入节点用水模式曲线约束不同时刻节点需水量估计值。采用加权最小二乘法校核静态模型节点需水量,得到模型节点用水量的初值;根据前序时刻的节点用水量估计值及当前时刻节点压力和管道流量实际监测值,采用EKF方法估计当前时刻的节点用水量;以用户模式曲线的置信区间约束EKF算法计算过程,根据上述过程构建了改进的扩展卡尔曼滤波算法(L‑EKF)。本发明通过考虑用水模式曲线的约束改进了扩展卡尔曼滤波,使其更适用于供水管网节点需水量估计,提高了节点用水量估计准确性。

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Patent Info :

Type: 发明申请

Patent No.: CN202310044375.7

Filing Date: 2023-01-28

Publication Date: 2023-09-22

Pub. No.: CN116796879A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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