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Chiyoda Advanced
Solutions (ChAS)

Courtesy of Qatargas Operating Company Limited

Earthquake-resistant Technology

Advanced civil and seismic engineering section has a well-established experience of executing seismic diagnosis for existing plant facility such as structures, foundations, piping, equipment and the ground which support them. Based on these experience, we will propose cost-effective retrofit countermeasures considering the site condition of existing facility.

Capabilities

We have been working on seismic diagnosis and retrofit design for existing plant facility. Our broad experience on seismic analysis for structures help our clients develop countermeasures for the quick restoration and restart of plant operation after earthquake and tsunami.
Our vast knowledge and experience have also contributed to planning a government-lead project of seismic investigations for existing plant facility.
To support stable energy supply and quick recovery from disasters and accidents, we will continue to cooperate and work with the government and our clients and contribute to realization of a sustainable society.

  • With our experience on vibration analysis, FEM analysis, time historical analysis, ultimate strength design method and piping-structure integrated analysis, we can offer an optimized service to meet our clients' needs.
  • Our service of seismic retrofit countermeasure and seismic risk analysis and evaluation will help clients develop their Business Continuity Plan.
  • With our structural analysis technique, we can select an optimized method corresponding to the clients' needs.

Applicable range

Chiyoda group can offer the services of seismic diagnosis, seismic risk evaluation, retrofit design and seismic strengthening construction work for existing refineries, terminals, petro-chemical, chemical and pharmaceutical plant facilities. Diagnosis and proposing retrofit design have been conducted on piping, equipment, structures, jetties and foundations.

Key projects

We have thorough experience and knowledge in seismic diagnosis and retrofit design particularly in domestic major oil, petro-chemical, chemical and power supply companies.