SnowMan Team

The University of Vermont


 Pugh Chart

 

This pugh chart is a decision matrix of possible snow weight measurement sensors.

   

Concepts

Selection Criteria Weight Snow Pillow Load Cell Capacitive Plate Snow Core
Ease of manufacture 1 -1 -1 -1 0
Repairability 2 -2 -1 -1 0
Accuracy 2 -1 -1 -1 0
Durability 3 -1 0 0 0
Temperature range 3 0 0 -1 0
Readability 3 1 1 1 0
Reliability 3 -1 0 -1 0
Ease of transport to site 2 -1 0 0 0
Maintainability 3 3 3 3 0
Geographic universality 1 1 1 0 0
Cost 2 -1 -2 -1 0
Development time 1 -1 -1 -1 0
Measureability 3 3 3 3 0
           
Total   -1 2 0 0
Weighted Total   7 12 7 0