Accession Number:

AD0711125

Title:

AUTOMATIC TRACKING DEVICE FOR VISUAL ACCUMULATION TUBE ANALYSIS.

Descriptive Note:

Technical memo.

Corporate Author:

CORPS OF ENGINEERS OMAHA NEBR MISSOURI RIVER DIV

Personal Author(s):

Report Date:

1968-04-01

Pagination or Media Count:

18.0

Abstract:

The report discusses the construction and operation of an automatic tracking device for following the level of sediment in the visual accumulation tube in sedimentation analyses of sands. The device consists of a light beam and photocell tracking assembly which is attached to the recorder mechanism of the apparatus. Author

Descriptors:

• (*TEST EQUIPMENT
• DESIGN)
• (*RIVERS
• SEDIMENTATION)
• AUTOMATION
• PHOTOTUBES
• ACCURACY
• PERFORMANCE(ENGINEERING)
• COSTS
• OPERATION

Subject Categories:

• Hydrology, Limnology and Potamology
• Test Facilities, Equipment and Methods

Distribution Statement:

APPROVED FOR PUBLIC RELEASE