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Recent content by HiPerTEC

  1. HiPerTEC

    pulse jets... looking for advice

    DerrickM, That is awesome that you are interested in engines in general. The pulse-jet is, as you know, a simple engine to fabricate and test. However, the design can be quite tricky to get reasonable performance. Your question about operating frequency is determined by many factors; the...
  2. HiPerTEC

    Peak Cylinder Pressures

    EdDanzer, We started out looking at extracting power through a reciprocating generator design, but most people wanted a mechanical extraction system in order to reduce size and weight. We designed and fabricated a mechanical conversion unit that changes reciprocating motion to rotary motion...
  3. HiPerTEC

    Peak Cylinder Pressures

    tbuelna, Do you know if TACOM is still working on the TRC engine? I do know they are working on the OPOC with DARPA. I believe they are trying to clean up the emissions and get some higher performance (i.e. lower sfc) out of that 2-stroke. Research is both scary and thrilling sometimes, but...
  4. HiPerTEC

    Peak Cylinder Pressures

    I have measured between 1800-2500 psia in the chambers. As others have mentioned, this is the max design pressures for most commercial CI engines out there, based on thermal and structural limits. tbuelna - was that opposed piston engine you worked on for TACOM the OPOC by chance? I'm curious...

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