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Designing Communications and Power for an Instrumentation System for Natural Resources Research in a Remote Mountainous Location

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Conference

2016 ASEE Annual Conference & Exposition

Location

New Orleans, Louisiana

Publication Date

June 26, 2016

Start Date

June 26, 2016

End Date

June 29, 2016

ISBN

978-0-692-68565-5

ISSN

2153-5965

Conference Session

Instrumentation Technical Session

Tagged Division

Instrumentation

Page Count

15

DOI

10.18260/p.26703

Permanent URL

https://peer.asee.org/26703

Download Count

409

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Paper Authors

biography

Herbert L. Hess University of Idaho, Moscow

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Herb Hess is Professor of Electrical Engineering at the University of Idaho, where he teaches subjects in He received the PhD Degree from the University of Wisconsin-Madison in 1993. His research and teaching interests are in power electronics, electric machines and drives, electrical power systems, and analog/mixed signal electronics. He has taught senior capstone design since 1985 at several universities.

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Abstract

To investigate important aspects of a mountainous ecosystem, a group of students designed and built an instrumentation array. The goal was to monitor effects of climate change. The pristine environment provided a unique and valuable place for establishing a baseline of data. In all, 78 sensors were divided divided into three wired micro-networks at altitudes of 1200m, 1800m, and 2400m. Among these sensors were CO2 sensors, precipitation, temperature, soil moisture, leaf wetness, animal traffic, etc.

Important challenges for power and communication included three-dimensional terrain, forest canopy, and creative sensor placement. The three networks were linked wirelessly to each other and to an Internet router to storage and presentation two thousand kilometers distant. The networks provided communications through self-healing mesh topologies. Experience soon showed that the current state of technology in not as well developed as one might expect for reliable communications in this challenging environment. Power was available from combinations of wind, photovoltaic, and hydroelectric sources with lithium battery storage. Providing small amounts of power in the remote location with solely renewable sources encountered proved to be quite difficult. To maintain the pristine nature of the environment and test conditions, power apparatus had to be carefully placed and concealed.

This paper describes the design and installation of this instrumentation system in the remote mountainous environment. Two years after installation was completed, student learning is assessed by the quality of reports and improvements quality of data over the course of the project.

Hess, H. L. (2016, June), Designing Communications and Power for an Instrumentation System for Natural Resources Research in a Remote Mountainous Location Paper presented at 2016 ASEE Annual Conference & Exposition, New Orleans, Louisiana. 10.18260/p.26703

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