An 8-pole, 3-phase, 50 Hz, induction motor is running at a speed of 710 rpm with an input power of 35 kW. The stator losses at this operating condition are known to be 1200 W while the rotational losses are 600 W. Find: the net torque and the mechanical power

An 8-pole, 3-phase, 50 Hz, induction motor is running at a speed of 710 rpm with an input power of 35 kW. The stator losses at this operating condition are known to be 1200 W while the rotational losses are 600 W. Find: the net torque and the mechanical power

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

See similar textbooks

Related questions

Q: Q4) Implement the combinational circuit to realization the functions: F1 = ABC + ABCD F2 = Em (2,11)…

A: We need to implement the given function by using of PROM .

Q: Solve the following. Show complete solution, resistor combination and circuit transformation. Box…

Q: 2. Determine the Norton equivalent circuit as seen by R₁ 16 V 492 www 1292 192 4 A R₂

Q: 3.5 Obtain v, in the circuit of Fig. 3.54. 30 V (+ 2 ΚΩ Figure 3.54 20 V 5 ΚΩ +1 4 ΚΩ Vo

Q: STATCOM in comparison to SVC

Q: In the given example, four loads are connected to the same 220-V AC source. What is the magnitude…

A: Note: Lag load will have positive reactive power Leading load will have negative reactive power UPF…

Q: A balanced, three-phase, delta-connected load consumes 50-j20 kVA at a line-to-line voltage of 13.8…

A: Note: Only active power will be available in purely R Load Only Reactive power will be available in…

Q: The following table depicts the power utilization pattern of rural household in Cambodia. Power [W]…

A: “Since you have posted multiple sub parts,we will provide the solution only to the first three sub…

Q: 16 V 510 kQ2 IBQ VB Ico 1.8kQ2 + Vc VCE B=120 OVE

A: We need to find out the current and voltage for given circuit.

Q: Q₁: Determine the Fourier series expansion of the periodic function f(t) shown below. By giving an…

A: It is given that: 1-13+15-17+19-...=∑n=1∞-1n+12n-1

Q: A FM wave is represented by the following equation, V=9sin (5 x 10ft +3sin1300t) Find: a) Carrier…

A: Given data,, FM wave is represented as V=9sin5×104t+3sin1300t.

Q: If the signal of Fig (Q2.4) is applied to the circuit of Q2.3. . Sketch the output voltage and label…

Q: Α Vs = 2420°V 50Hz 2.2ΚΩ V

Q: Q₁: Determine the Fourier series expansion of the periodic function f(t) shown below. By giving an…

Q: Solve the circuit systematically and completely. Using the superposition concept, determine l₁ for…

Q: TASK 3-Y-Y Three phase system The circuit in Figure 1 is a balanced three phase system which has the…

A: Note: Only active power will be available in purely R Load Only Reactive power will be available in…

Q: 4- Design a boost converter that will have an output of 60 V from a 24-V source. Design for…

Q: For an experiment in a certain gas to find Townsend's coefficients, the critical threshold distance…

Q: A common-emitter amplifier with a DC gain of -10 exhibits two poles at 1 GHz and 10 GHz…

A: Given data, Poles at 1 GHz and 10 GHz. Zero at 1 MHz DC gain of -104.

Q: 3. Express f(x) = x(2n-x) as Fourier series in (0,2x), Deduce that n +10

Q: I(t) 1(1) 0 Fig. 5 -Vo(t) 1,(1) Q. 25. A Rogowski coil is required to measure a 2 A current at a…

Q: Q3/ derive the c(t) for response of first order system for figure below:- (with the finest details)…

Q: 1.8 The current flowing past a point in a device is shown in Fig. 1.25. Calculate the total charge…

A: the current flowing past a point in device is given as a graph it is asked to find the total charge…

Q: circuit to realization the functions: F1(A, B, C, D) = m(0,1,5,7,10,11,13,15) F2(A, B, C, D) =…

A: We need to design the given Boolean function by using of PROM.

Q: Assume the temperature is 300 K. A silicon p-n junction is formed by doping a region in p-type…

A: We need to find out the built in potential and depletion region for given diode .

Q: Q2) The characteristic function of X can be found as 1 b² (1+/0²) C) 1+ jbw) a) 1 (1+ b²w²) b) d) 1…

Q: for emitter biased network find the following: a)IB b)IC c)VCE d)VC e)VE f)VB g)VBC

A: In this question We need to determine the voltage and currents as given in the question. We know…

Q: Problem IV. Find the solution of the following LTI homogeneous system. X(t) = [¹²]X(t) . -4 X(0) =

A: it is asked to find the solution for given state space representation

Q: For the power system of Figure Q4.1, all per unit quantities have been calculated using a common…

Q: EXAMPLE: Solve the Laplace's equation on the following small grid with Ax = Ay using Jacobi…

A: Solve the Laplace's equation on the following small grid with Ax = Ay using Jacobi Iteration with…

Q: + 24V 352 Anahtar t=0 anında tapati to için TL (t) ve VL (t bulunuz. markad t=0 + 362 5H Very 22…

Q: For the circuit shown, Vin is a step function that goes from 0 to VIN=1 at t=0. R=1kΩ, C=10με Vin 1…

Q: Explain what is band bending and why it occurs when two dissimilar materials like p-type and n-type…

A: What is Band bending in semiconductors?

Q: (i) (ii) Explain what happens to a BJT transistor in active mode and what its main application at…

A: When p side of diode is at higher potential than n side it is forward bias. When p side of diode is…

Q: A sinusoidal electric wave with maximum amplitude of 10 V/m is polarized in ŷ and travelling in…

Q: a second-order process is controlled using a P controller with a feedback closed-loop control…

Q: What happens to the depletion width as we increase the doping level on both sides of a p-n junction?

A: We need to explain relationship between the width of depletion region versus doping level on both…

Q: Question 1 Find V₁ and V₂ in the circuit shown in Fig. Q1 www "990 12V www +92- Fig. Q1 10V

Q: Find the value of C in microfarads and L in henries. i, 3 sin(377r+ 60°) R K 120x₁20x50

A: Given data:

Q: In the part d), how do you get (s+1)(s+3)=0 and s^2 + 4s + 3 = 0 (How do you get that 3 )? Could you…

Q: Find the Thevenin equivalent circuit for the portion of the network external to the elements between…

Q: The power input to the rotor of 440 V, 50 Hz, 6-pole, 3-phase, induction motor is 80 kW at a slip of…

Q: 4. The DT signal y[n] can be obtained from the DT signal x[n] shown below as: ALQUI 2 A[n]-3-[2] B.…

A: It is given that:

Q: - A CT signal x(t) has its spectrum as shown in Fig. below. If this signal is to be converted into a…

A: This question is based on Nyquist sampling criterion. If the maximum frequency component in a signal…

Q: Consider the circuit in the following figure. Under de conditions, find: (a) i, c, and is (b) the…

A: The given circuit is shown below,

Q: Determine if TRUE or FALSE In a soft magnet, high hysteresis is lost per cycle operation.

A: We need to tell about whether the given statement is true or false.

Q: Q2. A single-phase, 10-kVA, 2200/220-V transformer has the following parameters: R₁ = 4.0 S X = 5.0…

A: The transformer is a static device that helps to step up or down the voltage or current level by…

Q: M1 and M2 are transistors from the same process technology, only that M1 is n times larger than M2…

Q: 5) Calculate the value of current and voltage in circuit below? 12V 5ΚΩ Ge 1₁ 5ΚΩ 1.5ΚΩ Si GsAs Vo…

Q: A series RLC circuit has 100 Q resistor, 0.418 H inductor and an unknown capacitor (C). A voltage…

Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

the net torque and
the mechanical power output

Branch of science that deals with the stationary and moving bodies under the influence of forces.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

An 8-pole, 3-phase, 50 Hz, induction motor is running at a speed of 710 rpm with an input power of 35 kW. The stator losses at this operating condition are known to be 1200 W while the rotational losses are 600 W. Find the rotor copper loss, the gross torque developed, the gross mechanical power developed, the net torque and the mechanical power output
A 40-HP, 230-V., 8-pole, 25 Hz three-phase induction motor is running at 355 rpm at rated load. The torque lost by friction is 24 N-m. If the stator losses amount to 1,000 W., calculate the efficiency of the motor at this load.
A 440-V-rms (line-to-line voltage) three-phase induction motor runs at 1150 rpm driving a load requiring 15 Nm of torque. The line current is 3.4 A rms at a power factor of 80 percent lagging. Find the output power, the power loss, and the efficiency.
A 220-V-rms (line-to-line), 60-Hz, three-phase induction motor operates at 3500 rpm while delivering its rated output power of 3 hp. The line current is 8 A rms and the losses are 300 W. Find the input power, power factor, and efficiency.
electrical machines A 50-kW, 460-V, 50 Hz, two-pole induction motor has a slip of 5% when operating a full-loadconditions. At full-load conditions, the friction and windage losses are 700W, and the core losses are600 W. Find the following values for full-load conditions:a. The shaft speedb. The output power in wattsc. The load torque in N-m.d. The induced torque in N-me. The rotor frequency in Hz.
A certain four-pole 240-V-rms 60-Hz delta-connected three-phase induction motor has Rs=1 ΩRr′=0.5 Ω Xs=1.5 ΩXr′=0.8 Ω Xm=40 Ω Under load, the machine operates at 1728 rpm and has rotational losses of 200 W. Neglecting the rotational losses, find the no-load speed, line current, and power factor for the motor.
A 50-kW, 440-V, 50-Hz, six-pole induction motor has a slip of 6 percent when operating at full-load conditions. At full-load conditions, the friction and windage losses are 300 W, and the core losses are 600 W. Find the following values for full load conditions: (a) The shaft speed (b) The output power in watts (c) The rotor frequency in hertz
A 25-hp three-phase induction motor operates for a 440-Vrms (line-to-line) three phase source and draws a line current of 35 A rms at a power factor of 83 percent lagging under rated full load conditions. The full load speed is 1750 rpm. Under no load conditions the speed is 1797 rpm and the line current is 6.5 A rms at a power factor of 30 percent lagging. Find the power loss and efficiency with full load, the input power with no load and the speed regulation.
A 40Hp, 230V, 10pole, 50Hz three-phase induction motor is running at 585 rpm at rated load. If the stator loss amounts to 1000W and the efficiency of the motor at this load is 90%. Determine the torque lost by friction in lb-ft
A 3-phase, 440-V, delta-connected, 4-pole 50-Hz induction motor runs at a speed of 1447 rpm when operating at its rated load. The equivalent circuit has the following per-phase :parametersr1=0.2 Ω, x1=x2'=2 Ω , r2'=0.4 Ω, rc=200 Ω , xɸ = 40 Ω Using the approximate circuit, determine, for rated load, the values of line current and power factor, torque, output power and efficiency. The mechanical loss is 1000 watts.
)A 50-kW, 440-V, 50-Hz, six-pole induction motor has a slip of 6 percent when operating at full-load conditions. At full-load conditions, the friction and windage losses are 300 W, and the core losses are 600 W. Find the following values for full load conditions: (a) The shaft speed nm (b) The output power in watts (c) The load torque τload in newton-meters (d) The induced torque τind in newton-meters (e) The rotor frequency in hertz
A 6 pole, 50 Hz, 3 phase induction motor running on full load develops a useful torque of 150 N.m at a rotor frequency of 1.5Hz, if the mechanical torque lost in friction be 10 N.m, determine the efficiency when the total stator loss is 700W