TEVM Project: Ecological Vibration-Based Technologies

TEVM Project: Ecological Vibration-Based Technologies

TEVM Project: Ecological Vibration-Based Technologies

Project director: Eng. Adrian Vintila (ICMET Craiova)

General data of the research project

  • Full title: Research on the development of ecological technologies based on magnetostrictive induced vibrations in order to reduce energy consumption that has the effect of global warming
  • Acronym: TEVM (Contract: 21-059 / 14.09.2007)
  • Period: September 2007 – 31.10.2010
  • Program: Partnerships in priority areas (Energy 2.1.4)
  • Total amount: 1,041,973 lei
  • State budget: 1,025,723 lei
  • Co-financing: 16,250 lei

Consortium of partners

  • Main contractor: ICMET Craiova (Director: Eng. Adrian Vintila)
  • Partner 1: ICPE-CA Bucharest (Respons. Dr. Eng. Mircea Ignat)
  • Partner 2: Technical University of Cluj Napoca (Head: Prof. Dr. Eng. Horia Balan)
  • Partner 3: University of Craiova (Respons. Prof. Dr. Eng. Dorina Purcaru)
  • Partner 4: SC VIG IMPEX SRL Craiova (Respons. Dr. Eng. Ion Purcaru)

Project objectives and proposed innovation

Concept of the new intelligent equipment

The project aims to design and develop a complex equipment. It performs stress relief through vibrations. We use the intelligent material GMM (Giant Magnetostrictive Material). We thus obtain an intelligent, fast and precise control of the induced vibrations. This leads to the fast and efficient stress relief of the metal parts. The system manages to perfectly homogenize the residual stress.

The main objective is to establish important connections in the interdisciplinary field. These connections make it possible to take over cutting-edge technological achievements. We draw inspiration directly from other innovative sectors of technology. The goal is to massively increase the technical level of electrotechnical equipment. We want to reduce energy consumption efficiently and preserve the environment.

Strategic objectives at international level

  • We create an integrated technological network in the field of vibration stress relief;
  • We are creating a modern research center for international collaboration;
  • We develop doctoral, master's and postgraduate programs;
  • We provide the necessary framework for integration into the European technological platform;
  • We attract and train valuable young graduates in research activities;
  • We publish articles and prepare partnerships for the FP7 framework program.

Implementation plan and stage reports

Stage I: Theoretical studies of de-tensioning (2007)

  • Theoretical studies on the modern vibration stress relief method.
  • Study on the creation of vibrators with high magnetostriction materials.
  • Design of power supply solutions for magnetostrictive vibrators.
  • Elaboration of the initial technical reference of the project.

Period: 18.09.2007 – 15.12.2007 | Value: 170,000 lei

Stage II: Vibrating functional model (2008)

  • Design of a functional model of an intelligent magnetostrictive vibrator.
  • Inverter design with variable amplitude and frequency.
  • Design of hardware structure and software application for control.
  • Model creation, program implementation and physical experimentation.

Period: 16.12.2007 – 15.12.2008 | Value: 648,250 lei

Stage III: Final prototype design (2009)

  • Finalization of the technical reference document.
  • Detailed design of the magnetostrictive vibrator prototype.

Period: 16.12.2008 – 15.09.2009 | Value: 132,802 lei

Stage IV: Physical prototype realization (2009)

  • Physical realization of the magnetostrictive vibrator prototype in the laboratory.

Period: 16.09.2009 – 15.12.2009 | Value: 47,396 lei

Stage V: Final software and dissemination (2010)

  • Designing the hardware structure for controlling the final prototype.
  • Installation and testing of the dedicated control software application.
  • Dissemination of scientific information results in the academic environment.

Period: 16.12.2009 – 31.10.2010 | Value: 110,911 lei

The technical, economic and social impact of the project

Potential users and technical impact

The equipment is directly addressed to industrial companies. The target companies are those that execute welded metal constructions. We are talking about medium and large industrial structures.

Vibration stress relief is a revolutionary treatment method. Metal parts receive vibration energy controlled with maximum precision. We solve the problem of dimensional changes and deterioration of mechanical properties. The system performs an automatic scanning and analysis of resonance peaks. The process parameters are automatically recorded providing reliable evidence. The desired stress relief effect is perfectly evaluated.

Major economic impact and social benefits

Currently, stress relief of metal parts is carried out exclusively thermally. This outdated technology is a huge consumer of conventional energy. Moreover, the thermal process is highly polluting and has low efficiency. Our project offers a green and economical alternative.

From a social point of view, we are creating a perfectly integrated technological network. This will facilitate international academic and research collaboration. We attract and train many valuable young graduates. We promote innovative research for a healthy environment.

Archive documents – English version (icmet.ro)

Document description Download

Stage I (2007) – Theoretical studies on the vibratory stress relief method
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Stage II (2008) – Functional model of vibratory stress relief equipment with magnetostrictive vibrator
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Stage III (2009) – Designing of the magnetostrictive vibrator prototype
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Stage IV (2009) – Achievement of the magnetostrictive vibrator prototype
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Stage V (2010) – Software and electrical equipment for magnetostrictive vibrator prototype; dissemination
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