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For the core shown in Fig.9 0.1 cm Flux 10 cm Current,i Airgap N 100 Magnetic...
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)...
[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%...
1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0...
1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0 = 4x10 Figure 1. a. If the Is=39.78A, N=1000 turns, h=10cm, cross-section area A=400cm ignore the magnetic core's reluctance and fringing effect, what's the magnitude of flux density in airgap and what's the direction of the flux density? (4) b. abed is a loop perpendicular to the core's cross section area. ab=cd=10cm, ac=6cm. If I=1A, what's the torque on this loop? (4) c. If...
Problem 1 (30 points) The magnetic circuit shown in Fig. 1 is made of casteel with...
Problem 1 (30 points) The magnetic circuit shown in Fig. 1 is made of casteel with magnetining curve shown 2. The coil A has 350 turns, and the coil Bhas 150 turns. The two coils are connected in series to a voltage source. The depth of the core is 2 cm. Given the dimensions (in cm) as shown in the fie I and to establish a flux density of 0.6 T in the airp. Determine: a. Reluctance of the magnetic...
Problem (2): owing magnetic circuit, the depth of the core is 5 em, the relative permeability of the the length of the air gap is 1 mm, N, 1000,42A, NA 500, ( 1A, Ns core is 4000, len i the energ...
Problem (2): owing magnetic circuit, the depth of the core is 5 em, the relative permeability of the the length of the air gap is 1 mm, N, 1000,42A, NA 500, ( 1A, Ns core is 4000, len i the energy density in the air gap is 39788.74, determine i. Ignore fringing effect. Ho 4 x 10-7 H.m-1. (15 pts) Core: Area A Permeability a A. -5cm N, turns NB NA 50cm
Problem (2): owing magnetic circuit, the depth of...
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
2. The magnetic circuit of Fig. 1 consists of rings of magnetic material in a stack...
2. The magnetic circuit of Fig. 1 consists of rings of magnetic material in a stack of height h. The rings have inner radius Ri and outer radius Ro. Assume that the iron is of infinite permeability (μ → x) and neglect the effects of magnetic leakage and fringing Ri N turns For Ri-3.2 cm, Roー4.1 cm, ћ-1.8 cm, g = 0.15 cm, N-72 turns, calculate a. The mean core length le and the core corss-sectional area Ac. b. The...
02 (10 р.): The magnetic circuit shown is made of laminated core of cast steel. Each...
02 (10 р.): The magnetic circuit shown is made of laminated core of cast steel. Each lamination is a square with the dimensions shown in the figure (not to scale). The gap length, g, is 0.1 cm, the cross section of the core is a square. The coil has 750 turns. (a) Calculate the needed current in the coil to produce a flux of 2.16 m Wb in the airgap. (b) Answer question (a) assuming a stacking factor of 0.5455....
- 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...
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)...
[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%...
1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0 = 4x10 Figure 1. a. If the Is=39.78A, N=1000 turns, h=10cm, cross-section area A=400cm ignore the magnetic core's reluctance and fringing effect, what's the magnitude of flux density in airgap and what's the direction of the flux density? (4) b. abed is a loop perpendicular to the core's cross section area. ab=cd=10cm, ac=6cm. If I=1A, what's the torque on this loop? (4) c. If...
Problem 1 (30 points) The magnetic circuit shown in Fig. 1 is made of casteel with magnetining curve shown 2. The coil A has 350 turns, and the coil Bhas 150 turns. The two coils are connected in series to a voltage source. The depth of the core is 2 cm. Given the dimensions (in cm) as shown in the fie I and to establish a flux density of 0.6 T in the airp. Determine: a. Reluctance of the magnetic...
Problem (2): owing magnetic circuit, the depth of the core is 5 em, the relative permeability of the the length of the air gap is 1 mm, N, 1000,42A, NA 500, ( 1A, Ns core is 4000, len i the energy density in the air gap is 39788.74, determine i. Ignore fringing effect. Ho 4 x 10-7 H.m-1. (15 pts) Core: Area A Permeability a A. -5cm N, turns NB NA 50cm
Problem (2): owing magnetic circuit, the depth of...
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
2. The magnetic circuit of Fig. 1 consists of rings of magnetic material in a stack of height h. The rings have inner radius Ri and outer radius Ro. Assume that the iron is of infinite permeability (μ → x) and neglect the effects of magnetic leakage and fringing Ri N turns For Ri-3.2 cm, Roー4.1 cm, ћ-1.8 cm, g = 0.15 cm, N-72 turns, calculate a. The mean core length le and the core corss-sectional area Ac. b. The...
02 (10 р.): The magnetic circuit shown is made of laminated core of cast steel. Each lamination is a square with the dimensions shown in the figure (not to scale). The gap length, g, is 0.1 cm, the cross section of the core is a square. The coil has 750 turns. (a) Calculate the needed current in the coil to produce a flux of 2.16 m Wb in the airgap. (b) Answer question (a) assuming a stacking factor of 0.5455....
- 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...
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