Bulk fluid flow → Useful heat

Matrix context

D = disequilibrium row · C = coupling family column. A cell reads the state of the atlas for that pair.

D.10 × C.09 · Bulk fluid flow × Caloric (magneto/electro/elasto)family: Caloric (magneto/electro/elasto)

Steps

1. 01
   Bulk fluid flow —drives→ Flow-induced vibrationestablishedclaim record

   kinetic → mechanical · loss to thermal

   • a bluff or flexible body in the stream at a Reynolds number where vortex shedding locks to a structural mode

   bulk flow required

   refs [1]
2. 02
   Flow-induced vibration —produces→ Mechanical vibrationestablishedclaim record

   mechanical → mechanical

   refs [1]
3. 03
   Mechanical vibration —drives→ Resonant vibrationestablishedclaim record

   mechanical → mechanical · loss to thermal

   • a cantilever or seismic mass with natural frequency near the excitation

   solid

   refs [2] [3]
4. 04
   Resonant vibration —produces→ Mechanical stress or strainestablishedclaim record

   mechanical → mechanical

   • cyclic bending stress at the root of the cantilever

   solid

   refs [3]
5. 05
   Mechanical stress or strain —drives→ Elastocaloric effectreplicatedclaim record

   mechanical → thermal

   • stress large enough to drive the martensitic transformation of a shape-memory alloy

   solid

   refs [4] [5]
6. 06
   Elastocaloric effect —converts into→ Useful heatdemonstratedclaim record

   thermal → thermal · loss to thermal

   refs [4]

Evidence for the complete composition · 0

No source on record for this exact composition. The sources below support the individual steps, not the route as a whole.

Evidence for the constituent relations · 5

1. [1]
   H. B. Radousky, H. Liang. Energy harvesting: an integrated view of materials, devices and applications (2012)

   Nanotechnology 23, 502001 · doi:10.1088/0957-4484/23/50/502001 · crossref ✓ 2026-09-19 · record
2. [2]
   S. Roundy, P. K. Wright, J. Rabaey. A study of low level vibrations as a power source for wireless sensor nodes (2003)

   Computer Communications 26, 1131–1144 · doi:10.1016/S0140-3664(02)00248-7 · crossref ✓ 2026-09-19 · record
3. [3]
   A. Erturk, D. J. Inman. Piezoelectric Energy Harvesting (2011)

   Wiley · doi:10.1002/9781119991151 · crossref ✓ 2026-09-19 · record
4. [4]
   J. Tušek et al.. A regenerative elastocaloric heat pump (2016)

   Nature Energy 1, 16134 · doi:10.1038/nenergy.2016.134 · crossref ✓ 2026-09-19 · record
5. [5]
   X. Moya, S. Kar-Narayan, N. D. Mathur. Caloric materials near ferroic phase transitions (2014)

   Nature Materials 13, 439–450 · doi:10.1038/nmat3951 · crossref ✓ 2026-09-19 · record