Piezo-Actuated Active Decoupler Hydraulic Engine Mount
Bibliographic record
Abstract
Hydraulic mounts are widely used in the automotive industry to isolate the engine and chassis from each other. For these passive economic vibration isolators the parameter values and characteristics are fixed. As a result, they cannot properly attenuate the complicated vibration transmitted from the engine. In this paper development of a new active mount using piezoelectric materials is described. The typical decoupler of the mount has been replaced by a set of piezoelectric actuators. The actuator consists of two piezoelectric bimorph cantilevers and the beams are covered by a thin rubber layer. The actuator moves upon receiving the signal from the controller, and it changes the dynamic performance of the mount accordingly. Mathematical modeling of the active mount is derived and the simulated results are presented for different voltage signals. Simulations demonstrate the performance of the designed active engine mount to deal with complicated vibration patterns.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.002 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".