Proiect Masini Electrice - Motor Asincron

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Acest proiect trateaza Proiect Masini Electrice - Motor Asincron.
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Profesor indrumator / Prezentat Profesorului: Toma Dordea

Iti recomandam sa te uiti bine pe extras si pe imaginile oferite iar daca este ceea ce-ti trebuie pentru documentarea ta, il poti descarca. Ai nevoie de doar 6 puncte.

Domeniu: Electrotehnica

Extras din document

Tema de proiectare:

Motor asincron cu datele:

Pn¬=90KW

2p=2

Un=400V

fn=50Hz

®n=95.1%

cosÆn=0.9

Ip=7.4In

Mp=2.3Mn

Mk=2.9Mn

-clasa de izolatie F iar temperaturile admisibile vor fi cele pentru clasa B.

Parametrii principali

Pn=90.000000; % kW rated Power

Vn=400.000000; % V rated line Voltage

fn=50.000000; %Hz Rated frequency

poles=2.000000; % numbers of poles

nb=3000.000000; % rpm rated synchronous speed

Torq=286.478898; %Nm Rated Torque

In=151.034180; %A Rated Current

etan=0.929104; % Rated efficiency

cosphin=0.925726 % Rated power factor

Mmax=956.097015; %Nm Peak Torque

Mp=401.52 %Nm Critical Torque

Ip=1101.06 %A Start Current

Gabarit:

D=60 C=168

GA=64 HD=590

F=18 K=22

E=140 H=250

Lmax=872 M=500

A=406 N=450

B=311 P=550

B’=349 S=19

”T=60.18

Tiparirea fisierului cu rezultate

% Parameters of Electrical machine

% This is a results file generated by e7_or.m using save_par.m

% Generated at: 18-May-2004 17:12:06

% Rated parameters

Pn=90.000000; % kW rated Power

nb=3000.000000; % rpm rated synchronous (base) speed

Vn=400.000000; % V rated line Voltage

m=3.000000; % Phase number

conex='y'; % Stator windings connections

poles=2.000000; % numbers of poles

rpos='i'; % rotor position: i -inner rotor, o - outer rotor

rwkind='s'; % kind of rotor windings: s - shortcircuit cage

designAs='m'; % Design as: m-motor, g-generator

Vfn=230.940108; %V

In=151.034180; %A Rated Current

fn=50.000000; %Hz Rated frequency

Torq=286.478898; %Nm Rated Torque

Mmax=956.097015; %Nm Peak Torque

nn=2928.689650; %rpm Rated speed

nslip=0.023770; % Rated slip

kslip=0.195112; % critical slip

rJ=0.477905; %kg*m^2 Inertial moment of rotor

Tmn=0.511602; %s Mechanical time constant (rated tork)

Tmk=0.157032; %s Mechanical time constant (peak torq)

P1n=96.867537; %kW Rated Electric power

etan=0.929104; % Rated efficiency

cosphin=0.925726 % Rated power factor

etamax=0.940238; % Maximum of efficiency

cosphimax=0.926577 % Maximum of power factor

lcpertau=0.800000; % length per pole tau (for start design)

sDeltaT=100.000000; %C Temperature rise in stator winding

rDeltaT=140.000000; %C Temperature rise in rotor winding

BoltHoles =1.000000; % Factor to allow for bolt holes in stator core

FW = 450.000000; %W Friction and windage loss at full load speed

Fisiere in arhiva (1):

  • Proiect Masini Electrice - Motor Asincron.doc

Alte informatii

Universitatea Politehnica Timisoara Facultatea de Electrotehnica