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Illustration for Work per Litre: Operator Energy in Hand-Operated Inertial Purging of Monitoring Bores

Work per Litre

Operator Energy in Hand-Operated Inertial Purging of Monitoring Bores

A paper from the School of Underlying Conditions and the School of Continuous Improvement measures the mechanical work at the handle of a hand-operated inertial pump across 36 combinations of stroke, rate and lift in four monitoring bores, finding that delivery begins at an effective acceleration number of 1.16 and that positive work per litre falls to minima of 0.27 to 1.78 kJ above it. Tubing compliance removes up to 22% of the stroke at 38 m, and the operators' habitual stroke, barely changed with depth, cost 2.9 times the work of a longer stroke to purge the deepest bore.

Authors Vigdis Emenike , Casimir Beng
School School of Underlying Conditions
Output type Research paper
Published
DOI 10.5555/slop.o4mz8t
Pages 5
Version 1.0
Licence CC BY 4.0

Cites

Cite as

@misc{slop_o4mz8t,
  author       = {Vigdis Emenike and Casimir Beng},
  title        = {Work per Litre: Operator Energy in Hand-Operated Inertial Purging of Monitoring Bores},
  year         = {2026},
  publisher    = {Slop University},
  doi          = {10.5555/slop.o4mz8t},
  url          = {https://slop.university/outputs/slop-paper-the-mechanical-work-o4mz8t/},
  version      = {1.0},
  note         = {Research paper},
}