Slide 1

MAGNETOMETRY
Theoretical and
experimental research

Baltag Octavian Ioan

Ligns of force of the geomagnetic field (Glatzmaier et Roberts, 1995).
http://paleomag.uqar.ca/spip.php?article44
1


Slide 2

THEORETICAL AND APPLICATIVE
RESARCH IN MAGNETOMETRY
DIRECTIONS 1971 - 2001





MAGNETOMETRY
Space applications
Marine applications and naval
degaussing
Terrestrial – special applications
Laboratory – research & industry
METROLOGY,
TRANSDUCERS & SPECIAL
DEVICES

MAGNETIC DETECTION
 Magnetic naval and
terrestrial mines
 Industrial applications buried metallic bodies




ELECTROMAGNETIC
COMPATIBILITY
Special applications
Research & industry

PROTECTION OF INTELECTUAL & INDUSTRIAL PROPERTY
 Patents
 Trademarks
2


Slide 3

RESEARCH DOMAIN 2001 - 2008
HIGH RESOLUTION MAGNETOMETRY
 Biomedical applications

MICROWAVE RADIOMETRY
 Microwave Thermografy – early detection of the
breast cancer

3


Slide 4

Detectoare subacvatice

4


Slide 5

Cercetari privind caracterizarea
magnetica a unor vehicule terestre
Amprenta magnetica – tehnica militara
terestra

5


Slide 6

Cercetari privind caracterizarea
magnetica a unor vehicule terestre
Amprenta magnetica – tehnica
militara terestra

6


Slide 7

Mina antitanc MAT 01

• Dispozitiv de detecţie
magnetică, O. Baltag, brevet
nr. 92.162
• Dispozitiv pentru amorsarea
magnetică a unei mine, O.
Baltag, brevet nr. 102.963
• Ferosonda Multiflux
7


Slide 8

Cercetari privind alte tipuri de traductori
Traductor cu ferofluid pentru masurarea
inclinarii
 Tilt measurement sensor, O. Baltag,
D. Costandache, A. Salceanu,
Sensor and Actuators, A, vol. 81, pp.
335-339, 2000, ISSN: 0925-4005
 Nivelă electronică, O. Baltag, C.
Cotae, Gh. Călugăru, Brevet nr.
91.481
 Senzor de înclinare, R. Olaru,
O.Baltag, brevet nr. 104.809
 Senzor de înclinare cu ferofluid, R.
Olaru, O.Baltag, brevet nr. 107.481

8


Slide 9

CERCETARI PRIVIND DETECTIA MAGNETICA –
pentru aplicatii civile



Detectia corpurilor metalice folosind:

• Curentii turbionari – corpuri metalice
feromagnetice si neferomagnetice

• Metode magnetometrice – incluziuni
feromagnetice

9


Slide 10

Detectia cu curenti turbionari
Sensibilitate: Φ = 1 mm
 Corpuri metalice: Cr, Fe, Cu, Al
 Sectiune maxima controlata: 1,5 m x 4 m
 Conditii de functionare: antiex, IP 65,
temperaturi negative, vibratii, socuri
mecanice etc.


10


Slide 11

Gradientmetru operational
Brevete: Gradientmetru operational
Ferosonda “Multiflux”

11


Slide 12

Detectia incluziunilor feromagnetice


Sensibilitate: 4 mg
 Latime controlata: 12m
 Canale detectie: 1 canal / 8 cm
 Aplicatii: pasla, covoare persane,
stofa etc

Proiect PC-5: Multi-technique control system for the detection of hidden
explosives “EXPLONOSE”

12


Slide 13

Aici incepe inovarea . . . . .

13