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☺ Configuration A Configuration B Scenario: Consider a magnetic circuit with a mean length of 0.4...
c Configuration A Configuration B Question 7 of 15 3 Points Scenario: Consider a magnetic circut...
c Configuration A Configuration B Question 7 of 15 3 Points Scenario: Consider a magnetic circut with a mean tongth of 0.7m. A 1x10 tum collis wound around the left-hand imb. The magnetic circut is made from sticon steel core effects may not be ignored. The cross section is uniform and there is a 0.6 mm air gap in the circuit Find the current required in the coil to give a fux density of 140 Tin the air gap. The...
please help asap ,I'll rate MAGNETISATION CURVES 1.6 1.6 ded 1.4 1.4 1.2 -1.2 -1.0 Belchalk...
please help asap ,I'll rate
MAGNETISATION CURVES 1.6 1.6 ded 1.4 1.4 1.2 -1.2 -1.0 Belchalk steel Magnetic flux density, B, Tesla 0.8 0.8 l'niversity of the Witwatersrand, Johanaburg Mohool of Electrical Information Engineering 0.6 -0.6 0.4 0.4 0.2 0.2 200 400 600 1400 1600 1800 2000 800 1000 1200 Magnetic field Intensity, H, A/m JF2001 Question 2 of 15 1 Points Click to see additional instructions If Bc = 1.0 T for silicon steel, then Hc = A-t/m. [Select...
G Configuration A Configuration B Question 7 of 15 3 Points Scenario: Consider a magnetic arcuit...
G Configuration A Configuration B Question 7 of 15 3 Points Scenario: Consider a magnetic arcuit with a mean length of 1 m A exto turn coil is wound around the left hand imb. The magnetic circuit is made from sacon steel core effects may not be ignored. The cross section surtom and mere is a 0 7 mm air gap in the circuit Find the current required in the coil to give a fux density of 1.40 Tin the...
***current is not given in question*** Question 2B [18 Marks The magnetic circuit shown below (all...
***current is not given in question***
Question 2B [18 Marks The magnetic circuit shown below (all dimensions in centimeters) is made from silicon steel (B-H curve attached). The magnetic flux density in the middle limb is equal to 1.2 T and the coil consists of 100 turns. a) Calculate the reluctance of each air gap.[4] b) Calculate the amount of magnetic flux in the middle limb. [1] c) Calculate the reluctance of the middle limb.[3] d) Determine the amount of...
QUESTION 2 a) Given a magnetic circuit as shown in Figure Q2 where its core is...
QUESTION 2 a) Given a magnetic circuit as shown in Figure Q2 where its core is cast steel. The center limb has a cross-sectional area of 800mm2 and the other side limbs have a cross sectional area of 500mm2. The effective air gap length, lac is Imm, core length, loc= 150mm . ladb = laeb = 340mm . A coil of 400 turns is wound on the center limb. Neglect any magnetic leakage and fringing effect. i. Draw the equivalent...
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...
4. Referring to Figure 26.0, a magnetic circuit core is made of stalloy and has and...
4. Referring to Figure 26.0, a magnetic circuit core is made of stalloy and has and air gap of 1.2 mm. An exciter coil of 400-turn is wound at the center limb. The center limb cross sectional area is 1600 mm and the cross sectional area of both sides of limb is 1000mm?. Calculate the current required to establish a flux of 1000 uWb in the air gap. Neglect fringing effect and flux leakage. The B-H curve for stalloy is...
A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If...
A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap c) Calculate the flux • through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate the inductance...
6) Figure Q4(b) shows a coils of 200 turns. The coil is uniformly wound around a...
6) Figure Q4(b) shows a coils of 200 turns. The coil is uniformly wound around a wooden ring with a mean circumference of 600mm and cross-section area of 500mm%. The current flowing into the call is 4A. (Permeability of free space fle = 4ex 10' Hm'. Calculate: L. the magnetic field strength (2 marks) flux density (1 marks) total flux (1 marks) turn I meter Figure Q4 (b) A magnetic circuit made of cast steel is arranged as in Figure...
Question. 1 A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure...
Question. 1 A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap- c) Calculate the flux o through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate...
c Configuration A Configuration B Question 7 of 15 3 Points Scenario: Consider a magnetic circut with a mean tongth of 0.7m. A 1x10 tum collis wound around the left-hand imb. The magnetic circut is made from sticon steel core effects may not be ignored. The cross section is uniform and there is a 0.6 mm air gap in the circuit Find the current required in the coil to give a fux density of 140 Tin the air gap. The...
please help asap ,I'll rate
MAGNETISATION CURVES 1.6 1.6 ded 1.4 1.4 1.2 -1.2 -1.0 Belchalk steel Magnetic flux density, B, Tesla 0.8 0.8 l'niversity of the Witwatersrand, Johanaburg Mohool of Electrical Information Engineering 0.6 -0.6 0.4 0.4 0.2 0.2 200 400 600 1400 1600 1800 2000 800 1000 1200 Magnetic field Intensity, H, A/m JF2001 Question 2 of 15 1 Points Click to see additional instructions If Bc = 1.0 T for silicon steel, then Hc = A-t/m. [Select...
G Configuration A Configuration B Question 7 of 15 3 Points Scenario: Consider a magnetic arcuit with a mean length of 1 m A exto turn coil is wound around the left hand imb. The magnetic circuit is made from sacon steel core effects may not be ignored. The cross section surtom and mere is a 0 7 mm air gap in the circuit Find the current required in the coil to give a fux density of 1.40 Tin the...
***current is not given in question***
Question 2B [18 Marks The magnetic circuit shown below (all dimensions in centimeters) is made from silicon steel (B-H curve attached). The magnetic flux density in the middle limb is equal to 1.2 T and the coil consists of 100 turns. a) Calculate the reluctance of each air gap.[4] b) Calculate the amount of magnetic flux in the middle limb. [1] c) Calculate the reluctance of the middle limb.[3] d) Determine the amount of...
QUESTION 2 a) Given a magnetic circuit as shown in Figure Q2 where its core is cast steel. The center limb has a cross-sectional area of 800mm2 and the other side limbs have a cross sectional area of 500mm2. The effective air gap length, lac is Imm, core length, loc= 150mm . ladb = laeb = 340mm . A coil of 400 turns is wound on the center limb. Neglect any magnetic leakage and fringing effect. i. Draw the equivalent...
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...
4. Referring to Figure 26.0, a magnetic circuit core is made of stalloy and has and air gap of 1.2 mm. An exciter coil of 400-turn is wound at the center limb. The center limb cross sectional area is 1600 mm and the cross sectional area of both sides of limb is 1000mm?. Calculate the current required to establish a flux of 1000 uWb in the air gap. Neglect fringing effect and flux leakage. The B-H curve for stalloy is...
A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap c) Calculate the flux • through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate the inductance...
6) Figure Q4(b) shows a coils of 200 turns. The coil is uniformly wound around a wooden ring with a mean circumference of 600mm and cross-section area of 500mm%. The current flowing into the call is 4A. (Permeability of free space fle = 4ex 10' Hm'. Calculate: L. the magnetic field strength (2 marks) flux density (1 marks) total flux (1 marks) turn I meter Figure Q4 (b) A magnetic circuit made of cast steel is arranged as in Figure...
Question. 1 A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap- c) Calculate the flux o through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate...
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