Material Insights · Understanding the Material World

Generators and alternators and Run-of-river and small hydro

Their prices have moved together.

Generators and alternators (energy) and Run-of-river and small hydro (energy): 1 relationship.

How they are linked

1. Price link: main input

Cost and price · Moderate · Both ways

Small turbines drive generators, a large part of equipment cost. The US generator index and the turbine proxy share an equipment cycle, with yearly changes correlating at 0.52. Small units are often bought ready-made.

  • 0.05 monthly change correlation
  • 0.52 12-month change correlation
  • 0.60 fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.