Exemplu atestat - puntea redresoare

8/17/2019 Exemplu atestat - puntea redresoare

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COLEGIUL TEHNIC DE COMUNICAŢII“NICOLAE VASILESCU-KARPEN”

BACĂU

LUCRARE DE SPECIALITATE PENTRUEXAMENUL DE CERTIFICARE A

COMPETENŢELOR PROFESIONALE

ÎNDRUMĂTOR CANDIDATProf. FRUNZA ADRIAN BUTACU LEONARD-GABRIEL

CLASA A XII-A CFebrur!e "#$%

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ALTERNATOR & PUNŢI REDRESOARE & REGULATOR TENSIUNI & STRUCTURI FUNCŢIONALE

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ARGUMENT.............................................................................................................4

PROTECTIA MUNCII..............................................................................................5

CAP.1 NOŢIUNI ELEMENTARE DEPRE AUTOMOBIL.................................!

CAP.2 DEPRE ALTERNATOARE........................................................................"

CAP.2.1 CONTRUCTIA ALTERNATOARELOR...............................................#

CAP.2.2 REDREORUL........................................................................................1$

CAP.2.% C&EME DE CONNECTARE................................................................11

CAP.2.4 C&EME DE ALTERNATOARE...........................................................1%

CAP.% PRECRIPTII TE&NICE............................................................................21

CONCLUZIE...........................................................................................................2!

BIBLIOGRAFIE.....................................................................................................2"

ARGUMENT

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PROTECŢIA MUNCII

4


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Nor'()( *(+(r,)( ( ro/(0, '3+0 03r+ r(*3) '63r ,)0,7)( 8+8+/r(,*, (0o+o'( +,o+,). Nor'()( ( ro/(0, '3+09 6/,7)/( r+ L(*(,

ro/(0( '3+0 + 3)( 1::!9 r(r(;+/ 3+ 66/(' 3+/,r ( '63r r(*3),)0,7)( /3/3ror ,r/0,+)or ), ro0(63) ( '3+0.

Î+ ,00(, 0(, ', *(+(r,)9 ro/(0, '3+0 (6/( 3+ ,+6,'7)3 ( ,03+,()(6336( o(r,( ( (,+,r(.

CAPITOLUL I

5


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NOŢIUNI ELEMENTARE DESPRE AUTOMOBIL

Au'()(b!*u* (6/( 3+ or/,/(, 0,;3r)or9 )('(re +ur,ere !'er. +u /!0'(1

Mo/or3) 03 ,r(r( +/(r+ (6/( o ',+ /(r'0 ( for 0,r( /r,+6for'0)3r, (*,>,/ r+ ,r(r(, 0o'736/7)3)3 8+ )30r3 '(0,+09 r+ /(r'(3)(


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DESPRE ALTERNATOARE

L, +o)( 0o+6/r30 ( ,3/o'o7)(9 0,

3r',r( , 0r(/(r 3/(r r(0(/o,r()or 0o+63',/or)or +/ro39 , or+r)or orr)or (6( 8+ 0r03),, +/(+6 + or,(9, r(;3)/,/ ( ( o ,r/( +(0(6/,/(,8+0r0r 7,/(r)or ), /3r, '0 0@,r ),/3r, ( '(r6 8+ *o) ,)( 'o/o,r()or9 ,r (( ,)/ ,r/( +(0(6/,/(, 0r(/(r )'/(

/3r,( ',?'( , *(+(r,/o,r()or 0, 3r',r( , 0r(/(r r,or/3)3 ( /r,+6'6(( ), 'o/or ), *(+(r,/or90(r+( 0ror, +,'3r)( +3 )( ', o/ f,0( f,. D+,0(6/( 0,3;(9 ()( ,3 8+0(3/ 6 f( 8+)o03/( ( 60,r /o/ ', ),r* 03 ,)/(r+,/o,r(.

Alternatoarele pentru automobile 63+/ *(+(r,/o,r( 6+0ro+( r(


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Î+ *(+(r,)9 ,)/(r+,/o,r()( (+/r3 ,3/o'o7)( 6( 0o+6/r3(60 03 +363) + 6/,/or +30/or3) 8+ ro/or.

$1 INDUSUL Î+f3rr)( /rf,;,/( ,)( 6/,/or3)3 o/ f )(*,/( + 6/(, 6,3 8+ /r3+*@. L,)(*,r(, 8+ 6/(,9 /(+63+(, ( f,;( U f ? (6/( ', ',r( (0=/ /(+63+(, Uo ),)(*,r(, 8+ /r3+*@.

L, +(0'ru+4!!*e +u )2e4! /er)e4! (?(03/, + ,),>( 3r( 5!0,6,+/(9 ,/or/ ,76(+( Î+f3rr ( (?0/,( , +()()or 0o)(0/o,r( ,,r f03)/ )(*,/( ( r(*),r(, /(+63+.

6 A*'er'(re*e +u e7+!'4!e e*e+'r()2e'!+! 6( 8',r/ 8+ ,)/(r+,/o,r(03 +()( 0o)(0/o,r( fr +()( 0o)(0/o,r(.

• o)3, ,)/(r+,/o,r()or 03 (?0/,( ()(0/ro',*+(/0 fr +()( 0o)(0/o,r(9 03o3 8+/r(f(r3r9 03 8+f3rr)( +30/or3)3 ),6,/( 8+ 6/,/or9 ,)/3r ( 0()( ,)(+363)3 (6/( +((0o+o'0 8+ )369 f)3?3) ',*+(/0 8+ 8+/r(f(r +3 ', ,r(, 0o)(0/or3)3 Î'o/r


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Î+ /,7() 63+/ r(;(+/,/( 0,r,0/(r6/0)( r+0,)( ,)( ,)/(r+,/o,-r()or 03(?0/,( ()(0/ro',*+(/0 (+/r3 ,3/oI V

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Date


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II1" REDRESORUL

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II1; DIFERITE SCHEME DE CONECTARE A EXCITAŢIEIALTERNATOARELOR

0@('()( ( 0o+(0/,r( , 8+f3rr (?0/,( , ,)/(r+,/o,r()or /r(73( 6,6*3r( Î+/r(r3(r(, ,)'(+/r (?0/,( 8+ /'3) orr 'o/or3)3 6 (r'/,)'(+/,r(, ( ), 7,/(r( , (?0/,( + /'3) '(r63)39 r(0/ 6,3 r+ +/(r'(3)3+( r(;6/(+( ( ,'or6,r(9 o( r(r(6o,r(9 r()(3 (/0.

Î+ f*3r, , (6/( r(;(+/,/ 60@(', ( 6(,r,r( , (?0/,( ,)/(r+,/or3)3 ( 7,/(r( r+ +/(r'(3) 0o'3/,/or3)3 0@( ( 0o+/,0/ J.A0(6/ 66/(' 6')3 (0o+o'0 6( ,)0 ), ,3/o/3r6'()( R-129 DACIA-1%$$91%1$9 141$ (/0. E) r(;+/ +6 (;,3) 0 8+ 0,;3) 8+ 0,r( 6( 3/ 0o+/,0/3)98+ /' 0( 'o/or3) (6/( or/9 7,/(r, 6( (60,r0 r+ r(*3),/or3) ( /(+63+( RT

03 3+ 03r(+/ (*,) 03 03r(+/3) /o/,) ( (?0/,(.•I+ f*3r, 7 (6/( r(;(+/,/ 60@(', ( 0o+(0/,r( 03 r()(3 0o+>3+0/or-

6>3+0/or (+/r3 (?0/,(9 RC ,)0,/ ( fr', D()0o-R('K .U.A. R()(3)0o+>3+0/or-6>3+0/or ,0o+(,; +3', ,63r, (?0/,( (6/( ,)'(+/,/ ( ), 3+,+/r( 8+f3rr)( +363)3. C=/ /' (6/( 0o+(0/,/ 0o'3/,/or3) 0@( ( 0o+/,0/9,)'(+/,r(, Î+f3rr ( (?0/,( ( ), 7,/(r( 6( f,0( r+ +/(r'(3) r(;6/(+(( ,'or6,r( 6,3 ,) 7(03)3 ( 0o+/ro) LC.

•I+ f*3r, 0 (6/( r(;(+/,/ 60@(', ,)'(+/r 8+f3rr ( (?0/,( r+/r( o( ,3?),r( 6,3 ( ,3/o(?0/,( D " 9# 9: 0o+(0/,/( ), 8+f3rr)( ( 03r(+/

,)/(r+,/(,; +363) + 0,;3)(f(0/r o()or + 3+/(.

•O ,)/ 6o)3(9 +/(r'(,r9 r(;(+/ + f*3r, (9 (6/( ,)0,/ ( fr'()(FIAT I/,),9 AZ C..I. MAN G(r',+,. Î+ ,0(,6/ 60@(' 8+f3r,r(,( 0o',+ (?0/,( , r()(3)3 ( +0,r( , Î+0r0r 7,/(r( RB (6/( ,)'(+/,/( ), 7or+, +(3/r 0(+/r3) 6/()( , ,)/(r+,/or3)3 8+/r(r3( 0r03/3) (

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,)'(+/,r( ,) 7(03)3 ( 6('+,);,r( LC 8+,/ 0( /(+63+(, ,)/(r+,/or3)3((/( o ,+3'/


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II1? SCHEME DE ALTERNATOARE

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$1 ALTERNATORUL TIP G ""$

I+ 0o+/+3,r(9 6( r(;+/ 0o+6/r30, ,)/(r+,/o,r()or 03 (?0/,( ()(0-/ro',*+(/0 03 (r r,,/(9 03 o) 8+ for' ( *@(,r( 03 r(r(6or /rf,;,/ 8+

3+/(9 8+/r30=/ ,0(,6/, (6/( 0o+6/r30, 0(, ', r(r(;(+/,/


15/28

+ f, 251 (6/( 'o+/,/ )7(r ( ,r7or(9 r(6,/ 8+/r( +()3) 6/,+(r 24 73/303)f3)(9 r+ +/(r'(3) 63r373)3 ( f?,r( , f3)(.

C',, (?/(ro,r , r3)'(+/3)3 (6/( r(6,/ 8+ )o0,3) 603/3)3 f?,/ r++/(r'(3) , o3 ,7(> 2% "> 0,r( ), r=+3) )or 6( f?(,; ,/r3 3r373r.

C',, +/(ro,r , r3)'(+/3)3 + 6,/( 15 (6/( ( ,r7or()( ro/or3)39 ,r 0',,(?/(ro,r 6( 6r>+ ( 3+ +() ( ( ,r7or()( ro/or3)3 r+ +/(r'(3) 3+( (+(6('ro/3+( 6( 'o+/(,; f3), 2! 03 ( +

)('+ 6,3 ',/(r,) ),6/0. F(0,r( 8+f3r,r( ( f,; (6/( for',/ + ,6( 7o7+(9f(0,r( 7o7 3+ +3'r ( ;(0( 6r(. D3 7o7+,r(9 6/,/or3) 6( 'r(*+(,;0o+6o),r(, ro/(0, 8+f3rr)or. C()( /r( 8+f3rr ( f,; 8+/r( ()( 8+ 6/(,

0(+/r3) 6/()( 6( )(,* ), 7or+, $ +3', 0()( /r( 8+0(3/3r ( f,; ),*r33) ( o( r(r(6o,r(.

P( 603/3) + 6,/( (6/( f?,/ r+/r-3+ 3r379 or/(r, "> r)( $% $> 0,r(6( 6r>+ ( 0()( o3 +()( 0o)(0/o,r( r+ +/( o3 ,r03r. P(r, (?/(ro,r9

r+ +/(r'(3) ),'()( "#> 6( )(,* ,)/(r+,/or3)39 ,r ,r, +/(ro,r ), 7or+,( (?0/,( %J (?(03/,/( + 7ro+; *r,f/,/ ',r0, EG. D'(+63+)( +o'+,)(,) 63+/ 5 X # X 1# ''. L3+*'(, '+' , (r)or (6/( ( # '+

Gr33) ( o( r(r(6o,r( (6/( f?,/ /o/ ( 603/3) + 6,/( for',/ + ,6(o( r(r(6o,r( / A-2$ )(*,/( 8+ 3+/( /rf,;,/ ,6/f() 3+ r(r(6or 8+ 6/(, 03,6( f,;(9 0,r( (r'/( 03r(+/3)3 6 /r(,0 8+/r-3+ 6+*3r 6(+6.I+ f(0,r( 'o'(+/ 6( ,f) 8+ 0o+30( 0=/( o3 o( f(0,r( 0o+30( 0=/( o/r('( ( (ro,9 ,r 0o'3/,r(, )or 6( ro30( ,6/f() 8+0=/ /(+63+(, ( (r( 6(,ro( fo,r/( '3)/ ( o /(+63+( 0o+/+3.

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Tr( o( :9 03 0or3) ( o),r/,/( +(*,/( +(f(ro',*+(/0(90, ( (?(')3 ,),>( ( ,)3'+3.

3or/3) (r)or 6( (?(03/ + ',6 ),6/0 ;o),+/9 03 0,r,0/(r6/0'(0,+0( 73+(. Ar03r)( (r)or /r(73( 6 ,6*3r( o ,6,r( ( 44$ *f.9 ,r (r)(03 )3+*'(, ', '0 ( # '' 6( 8+)o03(60.

I+ f*3r, (6/( r(;(+/,/ 60@(', 8+f3rr)or )(*/3r)or ()(0/r0 ,,)/(r+,/or3)3 6(03+( /r,+6


17/28Fig. 17.. Alternatorul tip 1111.

Fu+4!(re

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18/28

7. 37,+6,'7)3r /,/or3) $ (6/( 0o+f(0o+,/ +/r-3+ ,0@(/ ( /o)( ( o()()(0/r /(@+0 ( for' +(),r9 ;o),/( 03 ),0 8'7+,/( r+ 633r. I+ +/(ror 63

r,0/0,/( %! 0r(6//3r9 8+ 0,r( 6( +/ro30( 8+f3r,r(, /rf,;,/. F(0,r( f,; (6/(for',/ + 12 7o7+( , 0,( 12 6r( f(0,r(. 8+0(3/3r)( ( f,; u r,0or(,; ),*r33) ( r(r(6,r( !9 " #

>,r 6f=r/3r)( 6( )(,* 8'r(3+ 6( ;o)(,;9

for'=+ 0(+/r3) 6/()( 3+0/3) +(3/r39 0,r( r'=+( +(fo)o6/.• Ro/or3) $" 0r((,; 0='3) ()(0/ro',*+(/0 +30/or r+ +/(r'(3 0()or

,6( (r(0@ ( o) $; 8+ for' ( *@(,r ,) 8+f3rr ( (?0/, ,0(,6/, (6/(f?,/ ( o 730 ( o() (6/( ,)'(+/,/ r+ 0()( o3 +() 0o)(0/o,r( r,,)( $$>0o+f(0o+,/( + 03r39 ;o),/( 8+/r( ()( f, ( ,r7o r()( ro/or3)3 03 ,>3/or3)3+3 ',/(r,) ),6/0. Ar7or()( ro/or3)3 6( 6r>+ 8+ 603/3r)( ? $# r++/(r'(3) , o r3)'(+ 03 7)(. L, 0,/3) ,+/(rf) ,) ,r7or()3 6( f?(,;9 r+

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F0=+3-6( o 0o',r,( 8+/r( 0()( o3 /3r ( ,)/(r+,/o,r(9 6( o76(r


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Pr+0,) (+/0(9 ()( 63+/ 8+6 r(,);,/( ( f3r+;or


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r(;6/(+, +30/or3)3 " ] $9552 ^ /(+63+(, 03r()( 1"52$$ N r,or/3) /3r,)or 2V1 ,)/(r+,/orV'o/or /3r,, ',?' 12$$$ ro/V'+ /('(r,/3r, ), )o03) 'o+/r 4$... 1$$$ C.

b1 Fu+4!(re

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CAPITOLUL III

PRESCRIPŢII TEHNICE PENTRU EXPLOATAREA *NTREŢINEREA ALTERNATOARELOR

( /( 0 ,/=/ ( ,3/o'o7)9 0=/ ( 6/,+3) ( ro7(9 ,)/(r+,/or3) 7,/(r, (,03'3),/o,r( 8+ ,+3'/( 6/3, 603r/0r03/(9 )(*/3r *r(/( (/0.9 o/ 6 (7/(;(03r(+ '3)/ ', ',r (0=/


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ra 7. Verifcarea Întinderii curelei alternatorului: 1 - bareta Intinzâtorulul; 2 şi - şuruburi de f!area alternat

- L, 7or+, ',*6/r,) S%$ , ,)/(r+,/or3)3 +3 6( (r'/( r,0or,r(, (0=/ , 7or+(f , 7,/(r( ( ,03'3),/o,r(. A0(,6/ r(*3) /r(73( r(6(0/,/ 8+ 0,;3) or+r'o/or3)3 03 03r(+/ S8'r3'3/,/ ( ), ,)/ 7,/(r(

• N3 6( (r'/( +


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L,


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VERIFICAREA PE AUTOMOBIL A ALTERNATORULUI *REGULATORULUI DE TENSIUNE

U+ ro0((3 r(),/< 6')3 ( (6/,r( , (3/or3) 3+3 0o+30/or ,3?),r9 r(3/or3)


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F!2ur 1 M(' /e*ru er!3!+re 8).0urre: !'e0!'.4!! 'e0!u!! +ure'u*u! ,eb!'' ,e *'er'(ru*

u'('ur!0)u*u! OLTCIT C*!b1

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Exemplu atestat - puntea redresoare

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