Products
Earthquake-proof Transformer
functioning reliably even
during strong earthquakes.
Why Enertech?
Industry-leading seismic performance
By inventing structural design optimized for transformer structure and load, the company has secured industry-leading seismic performance that can withstand 8.6 magnitude earthquake.
Korea Government Excellent Product
It has been recognized for its technology, being selected as Innovative Product and Government Excellent Products by the Public Procurement Service, a first in the Korean industry.
Expected Effects
01
Industry-leading Seismic Performance By applying friction damper technology, it has the industry-leading level of seismic resistance of over 0.8g, and has improved seismic performance by 60% compared to existing transformers.
| Evaluation items | Unit | 750 kVA | 1,500 kVA | 3,000 kVA | Criteria |
|---|---|---|---|---|---|
| Seismic performance | g | 0.80 | 0.80 | 0.88 | 0.55 or more |
| Maximum displacement | mm | 32.7 | 25.0 | 19.0 | 75 or below |
| Amplification coefficient | ap | Satisfaction | Satisfaction | Satisfaction | 1.0 ≤ ap ≤ 2.5 |
※ Basis : Certified Test Report
02
Lowest Seismic Displacement
Seismic displacement-controlled within 50mm by applying a support frame, it reduces seismic displacement in the
Y-direction by up to 90% compared to conventional transformers.
※ Basis : Certified Test Report
03
Cost Efficiency Excellence Economical with a 20% reduction in Life Cycle Cost (LCC) achieved through decreased manufacturing costs, installation time, and space compared to competitors' products.
※ Basis : LCC Report
SCI Journals
& Academic presentations
Academic presentations, publication of SCI papers, and technical seminars are in progress.
| Academic presentations (6) | 2019 Spring Architectural Institute of Korea |
| 2019 Spring Korean Concrete Institute | |
| 2021 Fall Earthquake Engineering Society of Korea | |
| 2022 Spring Korea institute for Structural Maintenance and Inspection | |
| 2022 Fall Korean Institute of Electrical Engineers (KIEE) | |
| Korea Society of Seismic Isolation and Vibration Control | |
| SCI journals (3) | Dinh, N. H., Lee, S. J., Kim, J. Y., & Choi, K.-K. (2020). Study on seismic performance of a mold transformer through shaking table tests. Applied Sciences, 10(1), 361. |
| Dinh, N. H., Kim, J. Y., Lee, S. J., & Choi, K.-K. (2019). Seismic vulnerability assessment of hybrid mold transformer based on dynamic analyses. Applied Sciences, 9(15), 3180. | |
| Lee, S. J., Park, W. I., Lee, J. E., Dinh, N. H., &Choi, K.-K. (2022, September). Hysteresis response of rotary friction dampers developed for seismic operational performance of non-structural components vulnerable to overturning. In Structures (Vol. 43, pp. 1447-1462). Elsevier. |
Technical Certificates
& Patent Certificates
It has secured various technology certifications and patents in Korea, USA, and China
Korea Government Excellent Product
Korean Innovative Product
Excellent Performance Certification
Excellent invention priority purchase recommendation
Korea Patent
Korea Patent
USA Patent
China Patent