Inductance between a polyurethane surface

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    Inductance Surface
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Discussion Overview

The discussion revolves around the creation of an electric circuit that interacts with a polyurethane surface, specifically focusing on the current loss through this dielectric material. Participants explore both qualitative and quantitative aspects of current behavior in this context.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant expresses interest in understanding how much current will be lost through the polyurethane surface when setting up electrodes separated by this dielectric material.
  • Another participant questions the characterization of polyurethane as an insulator and suggests that the scenario resembles a capacitor more than an inductor, proposing that measuring the setup could provide insights.
  • It is noted by a participant that some types of polyurethane are indeed used in electronics for their insulating properties and mechanical stability.
  • A different participant challenges the feasibility of making a circuit small enough to "travel through" a solid material, asserting that no current will be 'lost' in the process.

Areas of Agreement / Disagreement

Participants express differing views on the nature of polyurethane as an insulator and its implications for current flow, indicating that multiple competing perspectives remain without consensus.

Contextual Notes

There are unresolved assumptions regarding the specific type of polyurethane being discussed and its electrical properties, as well as the definitions of current loss and the physical setup of the circuit.

JeffMandell
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I am interested in creating an electric circuit that travels through a polyurethane surface. My plan is to set up two electrodes separated by the dielectric material.

My question to the wisdom of the internet is how much current will be lost through the polyurethane surface. I am looking for both a qualitative and a quantitative for me to fully understand.
 
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Polyeurathane is an insulator? Your description suits a capacitor more than an inductor. Why not set it up and measure it?

If it conducts at all - no current will be lost through the surface.
The rate that charge enters one side is the same (steady state) as the rate that charge leaves the other side. It may lose energy on the way through though.
 
Simon Bridge said:
Polyeurathane is an insulator?

Indeed. Some types are used as potting/conformal coating compounds to add mechanical stability and improve physical shock resistance of electronic circuits.
 
I am interested in creating an electric circuit that travels through a polyurethane surface.

You will be hard pressed to make a circuit small enough to 'travel through' any solid.
My question to the wisdom of the internet is how much current will be lost through the polyurethane surface.

no current will be 'lost'. [If it 'goes missing', you can find it.]
 

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