緩こう配流れに関する研究 : その実験的研究と自然河川への適用

島根大学農学部研究報告 Volume 4 Page 146-152 published_at 1970-12-15
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Title
緩こう配流れに関する研究 : その実験的研究と自然河川への適用
Title
Studies on Flow with very mild Hydraulic Gradient : Experimental Studies and Application to Natural River
Title Transcription
エンコウバイ ナガレ ニ カンスル ケンキュウ ソノ ジッケンテキ ケンキュウ ト シゼン カセン エノ テキヨウ
Creator
Imao Akio
Source Title
島根大学農学部研究報告
Bulletin of the Faculty of Agriculture, Shimane University
Volume 4
Start Page 146
End Page 152
Journal Identifire
ISSN 0370940X
Descriptions
This report describes the experimental results and the discussions on the hydraulic behavior of a flow with very mild hydraulic gradient in smooth open channels.
The following results were obtained from these investigations ;
1. Practical instruction on the resistance coefficient of flow is given by the measurement of the friction velocity of flow.
2. The velocity distribution of flow is nearly comformed to logarithmic law by the investigation of characters. and the following discussion is given on the constants A_s and B_s which contained logarithmic distribution formula.
3. The instruction of practical hydraulic computation is given by the correction of MANNlNG'S roughness coefficient.
4. The practicability of these results were proved from the survey of the natural drainage river.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学農学部
Shimane University, Faculty of Agriculture
Date of Issued 1970-12-15
Access Rights open access
Relation
[NCID] AN00108015