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Q1. In the following magnetic circuit, the flux density in leg#1 shown in the figure is...
Q2) Design a magnetic circuit with the dimensions of the magnetic core such that there is...
Q2) Design a magnetic circuit with the dimensions of the magnetic core such that there is a single magnetomotive force NI (amperexturns) and 3 reluctances where the reluctances are all equal ( R R R ) and R, is in series with parallel connection of R2 and Rs. The design should include the magnetic circuit diagram and the magnetic core material with all the dimensions of the core. You should also calculate the reluctance values using the dimensions of the...
Question 7 A magnetic core is shown in Figure 1. Relative permeability of the core is...
Question 7 A magnetic core is shown in Figure 1. Relative permeability of the core is 14 = 2000. Total number of winding turns in the left winding is NL = 100 and in the right winding is Nr = 10. Assume that the core cross section is uniform and the combined length of all air-gaps is much smaller than the dimensions of the core cross-section. Calculate the following: a) The magnetomotive force in the core if i = 2...
A three-legged circular core is shown in figure below. The winding on the middle leg of the core (𝑁) has 500 turns. The depth of the core is 10 cm. If the dimensions are as shown, then
Question: 01 (9 Points)
A three-legged circular core is shown in figure below. The winding on the middle leg of
the core (𝑁) has 500 turns. The depth of the core is 10 cm. If the dimensions are as
shown, then
(a) Determine the total reluctance of the given core when μr = 700 and constant.Hints:
1) Solve it like a regular electrical circuit using series/parallel concept
2) Flow of flux in magnetic circuits is same as flow of current...
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...
5. A core with three legs is shown in the figure below. Its depth is 8cm,...
5. A core with three legs is shown in the figure below. Its depth is 8cm, and there are 400 turns on the center leg. The remaining dimensions are shown in the figure. The core is composed of a steel having the magnetization curve shown below. Answer the questions given below: a. What current is required to produce a flux density of 0.5T in the central leg of the core? b. What current is required to produce a flux density...
3.20 points - Magnetic circuit: A two-legged ferromagnetic core with relative permeability of 1500 is shown...
3.20 points - Magnetic circuit: A two-legged ferromagnetic core with relative permeability of 1500 is shown in the figure with its dimensions. Find the following: 1. Self and mutual inductances of the two windings with 400 and 300 turns. 2. What current will produce flux density of 1T in the core, if the first (left) winding with 400 turns is energized and the second winding is left open. 3. The rms voltage across the first winding, assuming the energizing source...
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...
Problem 1. A magnetic flux of 2 mWb is to be produced in the air gap...
Problem 1. A magnetic flux of 2 mWb is to be produced in the air gap of the magnetic circuit shown in Figure 1. How much magnetomotive force (mmf) the winding must provide to achieve this? Relative permeability r of the core material may be assumed to be constant and equal to 5,000. All the dimensions shown are in centimeters [cm] and the cross sectional area is 25 [cm2] through out 15 15 0.1 20 Figure 1: Magnetic circuit for...
3. Magnetic Circuit The magnetic circuit shown in the figure is formed by two 'E' cores made of t...
Please explain your answer and clarify your steps
3. Magnetic Circuit The magnetic circuit shown in the figure is formed by two 'E' cores made of two different materials, with air gap g-0.5 mm. The relative permeability of each material is μre11 = 25 30 and 14-e12 = 1620 (consider air permeability equal to vacuum ,-4 T 10-7H/rn). - Calculate the total reluctance of the magnetic circuit. - Assuming the maximum flux density for both materials is Bmax 400 mT,...
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...
Q2) Design a magnetic circuit with the dimensions of the magnetic core such that there is a single magnetomotive force NI (amperexturns) and 3 reluctances where the reluctances are all equal ( R R R ) and R, is in series with parallel connection of R2 and Rs. The design should include the magnetic circuit diagram and the magnetic core material with all the dimensions of the core. You should also calculate the reluctance values using the dimensions of the...
Question 7 A magnetic core is shown in Figure 1. Relative permeability of the core is 14 = 2000. Total number of winding turns in the left winding is NL = 100 and in the right winding is Nr = 10. Assume that the core cross section is uniform and the combined length of all air-gaps is much smaller than the dimensions of the core cross-section. Calculate the following: a) The magnetomotive force in the core if i = 2...
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...
5. A core with three legs is shown in the figure below. Its depth is 8cm, and there are 400 turns on the center leg. The remaining dimensions are shown in the figure. The core is composed of a steel having the magnetization curve shown below. Answer the questions given below: a. What current is required to produce a flux density of 0.5T in the central leg of the core? b. What current is required to produce a flux density...
3.20 points - Magnetic circuit: A two-legged ferromagnetic core with relative permeability of 1500 is shown in the figure with its dimensions. Find the following: 1. Self and mutual inductances of the two windings with 400 and 300 turns. 2. What current will produce flux density of 1T in the core, if the first (left) winding with 400 turns is energized and the second winding is left open. 3. The rms voltage across the first winding, assuming the energizing source...
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...
Problem 1. A magnetic flux of 2 mWb is to be produced in the air gap of the magnetic circuit shown in Figure 1. How much magnetomotive force (mmf) the winding must provide to achieve this? Relative permeability r of the core material may be assumed to be constant and equal to 5,000. All the dimensions shown are in centimeters [cm] and the cross sectional area is 25 [cm2] through out 15 15 0.1 20 Figure 1: Magnetic circuit for...
Please explain your answer and clarify your steps
3. Magnetic Circuit The magnetic circuit shown in the figure is formed by two 'E' cores made of two different materials, with air gap g-0.5 mm. The relative permeability of each material is μre11 = 25 30 and 14-e12 = 1620 (consider air permeability equal to vacuum ,-4 T 10-7H/rn). - Calculate the total reluctance of the magnetic circuit. - Assuming the maximum flux density for both materials is Bmax 400 mT,...
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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