|本期目录/Table of Contents|

[1]林欢,孙磊厚,王二化.树冠结构与树木固有特性的关系研究[J].江苏农业科学,2021,49(20):166-171.
 Lin Huan,et al.Study on relationship between canopy structure and inherent characteristics of trees[J].Jiangsu Agricultural Sciences,2021,49(20):166-171.
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树冠结构与树木固有特性的关系研究(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第49卷
期数:
2021年第20期
页码:
166-171
栏目:
园艺与林学
出版日期:
2021-11-01

文章信息/Info

Title:
Study on relationship between canopy structure and inherent characteristics of trees
作者:
林欢孙磊厚王二化
常州信息职业技术学院智能装备学院,江苏常州 213164
Author(s):
Lin Huanet al
关键词:
树冠形态结构固有特性固有频率阻尼比
Keywords:
-
分类号:
S718.42
DOI:
-
文献标志码:
A
摘要:
为了研究树冠结构形态与树木振动特性之间的关系,在室内选择3个榉树主干和10个树冠构成新的样品树,采用绳拉法测试其固有特性,同时在室外进行试验验证。结果表明,树冠对样品树的质量分布具有显著影响,能够快速降低其固有频率,但是对阻尼比的影响较小。当振幅较小时,树叶质量对样品树固有频率的影响并不显著,树木主要还是依靠树枝来耗散振动能量。单独主干及带叶树冠样品树的固有频率与样品树的总质量之间均存在二次函数关系,而去叶树冠样品树的固有频率与样品树的总质量之间存在三次函数关系。
Abstract:
-

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2021-03-13
基金项目:江苏省高等学校自然科学研究项目(编号:19KJB210007);常州市应用基础研究计划(编号:CJ20190023); 常州信息职业技术学院科研课题青年基金(编号:CXZK201804Q);常州信息职业技术学院科研平台项目(编号:PYPT201804G);常州高技术重点实验室项目(编号:CM20183004);江苏省青蓝工程优秀教学团队资助项目。
作者简介:林欢(1991—),女,江苏徐州人,博士,讲师,主要从事现代机械设计理论与方法研究。E-mail:huanlinphd@163.com。
更新日期/Last Update: 2021-10-20