Appropriate spacing between aeration grooves on curvature spillway channel (Record no. 7523)

MARC details
000 -LEADER
fixed length control field 03507nam a2200433 4500
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20260817163132.0
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
fixed length control field 090698 th eng
035 ## - SYSTEM CONTROL NUMBER
System control number .b10092547
099 #9 - LOCAL FREE-TEXT CALL NUMBER (OCLC)
Classification number AIT Thesis no. WA-89-05
100 1# - MAIN ENTRY--PERSONAL NAME
Personal name Hsieh, Kuo-miao
245 10 - TITLE STATEMENT
Title Appropriate spacing between aeration grooves on curvature spillway channel
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Place of publication, distribution, etc. Bangkok :
Name of publisher, distributor, etc. Asian Institute of Technology,
Date of publication, distribution, etc. 1989
300 ## - PHYSICAL DESCRIPTION
Extent 95 p. +
Accompanying material 1 online resource
490 1# - SERIES STATEMENT
Series statement Thesis ;
Volume/sequential designation no. WA-89-5
500 ## - GENERAL NOTE
General note A thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering
502 ## - DISSERTATION NOTE
Dissertation note Thesis (M.Eng.) - Asian Institute of Technology, 1989
520 ## - SUMMARY, ETC.
Summary, etc. Cavitation erosion occurring on the surface of the hydraulic structure is ca used by the surface irregularities, subjected to high velocity and high head flow down the channel, the cavitation damage is prone to happen. To prevent this damage, the installation of aeration device on the spillway channel has been proven to be successful and economical. In the present study, experiments have been carried out on two models of steep slope rectangular spillway channel with vertically constant radius curved profile in downstream. The investigation of the effective length has been performed on these two models with some ae ration devices having various shape parameters of square groove with deflector type and different flow conditions. The results obtained from this study can be used as a reference to deter mine the effective length between aeration grooves on the curvature spillway channel with the groove installed at the tangential point. Due to the radius of curvature spillway channel is constant the results obtained from this study can be utilized conditionally. An attempt is also made to investigate the sensitivity of the ratio of the effective length to the water depth resulted from shifting the location of aeration groove 50 cm up stream of the tangential point. It is found that there is no relevant relationship between the ratio of the effective length to the water depth and relating parameters.
650 #0 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Spillways
700 0# - ADDED ENTRY--PERSONAL NAME
Personal name Preecha Kamronrithisorn,
Relator term Chairperson
700 0# - ADDED ENTRY--PERSONAL NAME
Personal name Prida Thimakorn,
Relator term Examination committee
700 0# - ADDED ENTRY--PERSONAL NAME
Personal name Suphat Vongvisessomjai,
Relator term Examination Committee
710 2# - ADDED ENTRY--CORPORATE NAME
Corporate name or jurisdiction name as entry element The Government of the Republic of China,
Relator term Scholarship donor
810 2# - SERIES ADDED ENTRY--CORPORATE NAME
Corporate name or jurisdiction name as entry element Asian Institute of Technology.
Title of a work Thesis ;
Volume/sequential designation no. WA-89-5
856 ## - ELECTRONIC LOCATION AND ACCESS
Materials specified Full-Text
Uniform Resource Identifier <a href="http://203.159.5.9/ait-thesis/detail.php?q=B17844">http://203.159.5.9/ait-thesis/detail.php?q=B17844</a>
907 ## - LOCAL DATA ELEMENT G, LDG (RLIN)
a .b10092547
b mnait
c s
902 ## - LOCAL DATA ELEMENT B, LDB (RLIN)
a 240411
998 ## - LOCAL CONTROL INFORMATION (RLIN)
Operator's initials, OID (RLIN) 2
Cataloger's initials, CIN (RLIN) 951012
First date, FD (RLIN) m
-- a
-- s
-- 0
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnait
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnait
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnarc
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnait
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type 20-AIT Publication
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type 40-Archives
909 ## - LOCAL ITEMS USED
Barcode Barcode : 30050003053476
CREATED CREATED : 1994-05-16
RECORD Id RECORD # : i10099864
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Barcode Barcode : 30050003053484
CREATED CREATED : 1994-05-16
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CREATED CREATED : 2016-12-02
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Barcode Barcode : 30050121098072
CREATED CREATED : 2023-11-10
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Holdings
Withdrawn status Lost status Damaged status Not for loan Home library Current library Shelving location Date acquired Cost, normal purchase price Total checkouts Full call number Barcode Date last seen Copy number Price effective from Koha item type
      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library AIT Publications 17/08/2026 10.00   AIT Thesis no. WA-89-05 30050003053476 17/08/2026 1 17/08/2026 20-AIT Publication
      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library AIT Publications 17/08/2026 10.00   AIT Thesis no. WA-89-05 30050003053484 17/08/2026 2 17/08/2026 20-AIT Publication
      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library Archives 17/08/2026     AIT Thesis no. WA-89-05 30050160034236 17/08/2026   17/08/2026 40-Archives
      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library AIT Publications 17/08/2026     AIT Thesis no. WA-89-05 30050121098072 17/08/2026 3 17/08/2026 20-AIT Publication
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