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1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0...
[Magnetic circuits – 20 points] A two-legged magnetic core with an airgap is shown in the...
[Magnetic circuits – 20 points] A two-legged magnetic core with an airgap is shown in the below figure. The cross-sectional area of the core is A. = 20 cm?, the mean length of the core is l. =80 cm, and the length of the airgap is 0.06 cm. The number of turns on the coil is 200. The relative permeability of the core can be assumed to be constant and equal to 2000. The fringing effect causes a 6% increase...
3. [Magnetic circuits – 20 points] A two-legged magnetic core with an airgap is shown in...
3. [Magnetic circuits – 20 points] A two-legged magnetic core with an airgap is shown in the below figure. The cross-sectional area of the core is A = 20 cm², the mean length of the core is l. =80 cm, and the length of the airgap is 0.06 cm. The number of turns on the coil is 200. The relative permeability of the core can be assumed to be constant and equal to 2000. The fringing effect causes a 6%...
For the core shown in Fig.9 0.1 cm Flux 10 cm Current,i Airgap N 100 Magnetic...
For the core shown in Fig.9 0.1 cm Flux 10 cm Current,i Airgap N 100 Magnetic material | \、-1 10 cm = 4000 10 cm 30 cm 10 cm Depth 8 cm Fig. 9: Magnetic core with airgap a) It is required that the airgap flux density to be 1.5 Tesla, find the value of the current. Do not ignore the fringing in the airgap b) Find the mmf consumed in the airgap
explain in a simple way Assignment Report Q1. For the Magnetic circuit shown in Fig. 5.1,...
explain in a simple way
Assignment Report Q1. For the Magnetic circuit shown in Fig. 5.1, relative permeability of the core material is 6000, its rectangular cross section is 2 cm by 3 cm. The coil has 500 turns and the core thickness is 3 cm. If flux density in the gap is 0.25 T. Find the following: a) The gap reluctance (assume that fringing increases effective cross-sectional area of air gap by 50%). b) The required airgap mmf. c)...
Consider the magnetic system in Figure 1 h? Figure1 When x = 0, there's no airgap...
Consider the magnetic system in Figure 1 h? Figure1 When x = 0, there's no airgap between two parts of this system. The area of cross-section is m Assume x = 3t where t is the time. The total length of the whole iron magnetic loop (excluding airgap) is 9 m. Given dp-3000 , 40-4? × 10-7 H/m, and number of turns N = 20 Answer the following questions: (i) Calculate the reluctance the magnetizing path as a function of...
EO Vuy vvvvvvvv NTurns 93 The relative permeability of the core material is 3500, and the...
EO Vuy vvvvvvvv NTurns 93 The relative permeability of the core material is 3500, and the average length of the core is 52cm as the cross- section of the core is 64cm2. The core is uniform of cross-section (all limbs have the same cross-section). There are 80 turns on the coil. Answer the following questions, 1) The reluctance of the core (AT/Wb) 2) Find the flux density (T) of the core if the current į in the coil is 0.75...
2. N-300, R-7, 3x3 cm of the magnetic core square cross section, negligit the reluctance of...
2. N-300, R-7, 3x3 cm of the magnetic core square cross section, negligit the reluctance of the magnetic materical+ a) the length of the air gap 1mm, has a flux density of 0.55+ L. Find the required current and the DC voltage source Il. Find the stored field energy b) Air gap 0, flux density -1.3, find the mechanical energy+
Prob.l. A rectangular magnetic core shown in the below Fig, has square cross-section of area 16...
Prob.l. A rectangular magnetic core shown in the below Fig, has square cross-section of area 16 cm". An air-gap of 2 mm is cut across one of its limbs. Find the exciting current needed in the coil having 1000 turns wound on the core to create an airgap mu of 4 m Wb. The relative permeability of the core is 2000. N=1000 2 mm 25 cm - - 20 cm
- 8 cm 8 cm 0.5 cm N=500 Consider the magnetic core with an air gap...
- 8 cm 8 cm 0.5 cm N=500 Consider the magnetic core with an air gap as shown in Figure Q3. The core material has a relative permeability of 6000 and a rectangular cross section 2cm x 3cm. The coil has 500 turns. Given that permeability of free space is Ho = 41 x 10-7. a) Lukiskan litar magnet yang berkenaan. Draw the equivalent magnetic circuit. (2 markah/marks) b) Tentukan keratan rentas (Acore) dan engganan (Rcore) untuk teras. Determine the...
The rectangular conducting loop shown in Fig. P6.7 rotates at 6,000 revolutions per minute in a...
The rectangular conducting loop shown in Fig. P6.7 rotates at 6,000 revolutions per minute in a uniform magnetic flux density given by B = ý 50 (mT) º(t) = wt Determine the current induced in the loop if its internal resistance is 0.5 12. 2002 3 cm s Figure 16.7 Proble: 6,7). Rotating loom in a magnetic field
[Magnetic circuits – 20 points] A two-legged magnetic core with an airgap is shown in the below figure. The cross-sectional area of the core is A. = 20 cm?, the mean length of the core is l. =80 cm, and the length of the airgap is 0.06 cm. The number of turns on the coil is 200. The relative permeability of the core can be assumed to be constant and equal to 2000. The fringing effect causes a 6% increase...
3. [Magnetic circuits – 20 points] A two-legged magnetic core with an airgap is shown in the below figure. The cross-sectional area of the core is A = 20 cm², the mean length of the core is l. =80 cm, and the length of the airgap is 0.06 cm. The number of turns on the coil is 200. The relative permeability of the core can be assumed to be constant and equal to 2000. The fringing effect causes a 6%...
For the core shown in Fig.9 0.1 cm Flux 10 cm Current,i Airgap N 100 Magnetic material | \、-1 10 cm = 4000 10 cm 30 cm 10 cm Depth 8 cm Fig. 9: Magnetic core with airgap a) It is required that the airgap flux density to be 1.5 Tesla, find the value of the current. Do not ignore the fringing in the airgap b) Find the mmf consumed in the airgap
explain in a simple way
Assignment Report Q1. For the Magnetic circuit shown in Fig. 5.1, relative permeability of the core material is 6000, its rectangular cross section is 2 cm by 3 cm. The coil has 500 turns and the core thickness is 3 cm. If flux density in the gap is 0.25 T. Find the following: a) The gap reluctance (assume that fringing increases effective cross-sectional area of air gap by 50%). b) The required airgap mmf. c)...
Consider the magnetic system in Figure 1 h? Figure1 When x = 0, there's no airgap between two parts of this system. The area of cross-section is m Assume x = 3t where t is the time. The total length of the whole iron magnetic loop (excluding airgap) is 9 m. Given dp-3000 , 40-4? × 10-7 H/m, and number of turns N = 20 Answer the following questions: (i) Calculate the reluctance the magnetizing path as a function of...
EO Vuy vvvvvvvv NTurns 93 The relative permeability of the core material is 3500, and the average length of the core is 52cm as the cross- section of the core is 64cm2. The core is uniform of cross-section (all limbs have the same cross-section). There are 80 turns on the coil. Answer the following questions, 1) The reluctance of the core (AT/Wb) 2) Find the flux density (T) of the core if the current į in the coil is 0.75...
2. N-300, R-7, 3x3 cm of the magnetic core square cross section, negligit the reluctance of the magnetic materical+ a) the length of the air gap 1mm, has a flux density of 0.55+ L. Find the required current and the DC voltage source Il. Find the stored field energy b) Air gap 0, flux density -1.3, find the mechanical energy+
Prob.l. A rectangular magnetic core shown in the below Fig, has square cross-section of area 16 cm". An air-gap of 2 mm is cut across one of its limbs. Find the exciting current needed in the coil having 1000 turns wound on the core to create an airgap mu of 4 m Wb. The relative permeability of the core is 2000. N=1000 2 mm 25 cm - - 20 cm
- 8 cm 8 cm 0.5 cm N=500 Consider the magnetic core with an air gap as shown in Figure Q3. The core material has a relative permeability of 6000 and a rectangular cross section 2cm x 3cm. The coil has 500 turns. Given that permeability of free space is Ho = 41 x 10-7. a) Lukiskan litar magnet yang berkenaan. Draw the equivalent magnetic circuit. (2 markah/marks) b) Tentukan keratan rentas (Acore) dan engganan (Rcore) untuk teras. Determine the...
The rectangular conducting loop shown in Fig. P6.7 rotates at 6,000 revolutions per minute in a uniform magnetic flux density given by B = ý 50 (mT) º(t) = wt Determine the current induced in the loop if its internal resistance is 0.5 12. 2002 3 cm s Figure 16.7 Proble: 6,7). Rotating loom in a magnetic field
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