Air core reactors Brochure GB.pdf

7/23/2019 Air core reactors Brochure GB.pdf

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GRID

ACRAir-Core Reactors Dry Type

Power comPensation

al Gd h hn 50 y xpn

n dgnng nd nufung a-c

r f vu k gn und

h wld, nludng pw gnn, t&D

nwk, ndul fl, oem nd

ll lb.

For both industrial environments and

networks, Alstom Grid offers a broad

range of cost-effective solutions:

Current-limiting reactors l h fulun lvl pbl wh xng

pn/nl qupn nd ul

pvd f vy -ffv lun.

Neutral-earthing reactors nndbwn h nul f pw y nd

h l h ln--h un

dd vlu und y h ful

ndn.

Smoothing reactors du h hnun nd nn vun (ppl)

n Dc y.

Harmonic filter reactors uullynnd wh p nd n

fl u du hn nn

n h nwk whh u hgh l,

hgh nul un nd nfnwh pu nd lunn

qupn nd whh pnbl f

hgh hn dn lvl.

Shunt reactors pn f hpv un f lng nn ln

bl, llwng v ngy

p hugh h y.

Customer Benefts

High mechanical strength

hd lvd h-u f

Low noise level for noise

v ppl

Conservative temperature

f xdd v lf

Customized space saving

lu f ll

p

Surface treatment for

p g UVd d pllu

Minimum maintenance

qu d

vlly fdly

Air-Core Reactors (ACR) provide a linear response of impedance versus current which

is essential for numerous applications. The dry type design is maintenance free and

environmentally friendly.

Damping reactors l h nuh nduuh un f p bnk.

Discharge reactors ud n h byp/dhg u n pnn

y l h p dhg

un.

Arc-furnace series reactors pvd hny pw f n nd

l h unbl -fun un nd

vlg.

Power flow control reactors nl hun n w plll u.

Motor starting reactors nndn wh l h nuhun dung h ng pn.

Special applications: lb pl acr ud n lb,

nly f un-lng pup. oh

dv nlud duplx un-lng

reactors, split-phase shunt or zero tolerance

, .


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G~

M

1. Applications

1.1. Current-limitingth d h

l h fd f lg

h u ud y ful d

lvl pbl h h p

qup f h u. i vy -

ffv lu, l h d f

upgdg h hg d p

y h h h-u p f h

y d.

th dgd ff pfd

pd d hd h d d

ful (h-) u dug pfd

pd f .

Inducing Energy with Success

1.2. Neutral-earthingth gl-ph ud gud h

ul p f h-ph k l

h u h v f ful b

ph d gud. if h u pfly

bld, h ulg u fl hugh

the reactor will be zero and there will be no

l.

1.3. Smoothingshg ud du h

h u d vu

in the DC system. They are used in HVDC links

d dul ppl uh f,

y, .

1.4. Harmonic filteringth h u d

dud h k ul f h

p f p l dv, lg

duv h, .

th h u vl

k pbl, uh :

Greater losses

Malfunctioning control systems

High neutral currents

Interference with computers

Interference with telecommunications

qup.

a-c r ACR

1.1 cu-lg

1.1 cu-lg dg 1.4 Fl

1.4 HV harmonic lter

1.2 nul-gudg

1.3 shg


3/83

mv, ul p hgh f whn

a certain HDL (Harmonic Distortion Level)

hhld hd.

Harmonic filter reactors, in association with

p un nd, nlly, ,

fl u und n

fquny (nn fquny)

du, blk pvd lw pdn

ph f h hn un n h ud

fquny ng. thy nnd h n

plll n nfgun.

Harmonic filters are typically installed in

ubn, n sVc (s Va cpn)

and in HVDC links.

th dgnd pf

dgn uh Quly-f, ln

f h ndun bwn ph nd f h

lf.

spl lw Q-f qun n b

ung n ngd dpng u.

1.5. Shuntth ud n plll

nfgun pn f h pv

un f lng nn ln bl.

a ul, hy llw h flw f v

ngy hugh h y. in lw-ld

un, hun y b ud

du h vlg du pn f

h nn ln nd, n dng, du

n l.in ny nlln, h

nnd h y wndng f h hgh

vlg nf.

1.5.1. sVc (s Va cpnn)

sVc ppln ud pvd dyn

voltage stabilization, improve synchronous

bly nd p dy- vlg

upp. th sVc n l b qud

f dyn ld blnng n ndul

nlln ung lg ll nd

h qupn wh vbl ld. typl

ppln nlud l wk (l ll,

a-c r ACR

1.5.1 sVc

1.5 shu d

to tertiary of HV Transformer

1.5.1 thy lld 1.6 Dpg

n, -fun), pp ll, nng

pn, .

sVc y pvd dyn pw

pnn f ul nd nduy

nwk. th n bnf nlud

dyn vlg upp, pvn f

y bly, pw lln dpng,

v pw blnng, flk nl nd

dun f l. sVc nlly n f

bnn f hy-nlld

(tcr), hy-whd p nd

(tsc nd tsr), hnlly-whd

p bnk (msc) nd hn fl

(HF).

1.6. Damping reactorth nnd wh n

p bnk l h nuh

un h u dung h whng

pn. i dgnd ff pfd

pdn nd whnd h d

un nd h ful un n h vn f

h-u d wh hgh fquny

dhg un f h p bnk.

1.5.1 tcr 1.5 shu ppl


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a-c r ACR

1.7. Discharge reactorth ppln nlud f pnn y whh

u p bnk nnd h nn ln.

thy:

improve voltage regulation

improve system transient stability

increase transmission line capacity

reduce electrical losses and save costs.

1.8. Arc-furnace series reactorsth -fun nnd n wh h ld f

n -fun ud l l (n, l, lunu, .).

i pvd h ny pw f n nd l h vy

unbl -fun un nd vlg (flk), plly dung h

lng p.

i wndng h hgh hnl ngh whnd h f ud

by h f whng pn f h ll nd h hgh hn

un whh nhn h ll .

1.9. Power flow controlth nnd n n pw y (uully

transmission line) to optimize the power flow through modification of the

nf pdn. thy hng h ln pdn h n uh

wy h h ld flw n b nlld, nung xu pw

nf v djn nn ln.

2.0. Motor startingth -nnd wh l h nuh undung h ng pn. af -up, h yplly

by-pd l l n nnuu pn. th n b

dnnd b h-u-pf n.

2.1. Special applications2.1.1 t lby

t lb fn qu vl wh p dju h

ndun vlu wll flxbl lnk nn h n plll

n dng qun.

Usually, the rated current value is low, and the BIL or the short-time

un hgh.

1.8 a-fu

2.1.1 spl f lb


5/85

Duplex Reactor

Gen.

1P1

N1

I

N2

IL

1S1

AT

T

1S2

1P2

1P2

2P2

N1 IN2

2. Manufacture

al Gd dg f uu luu

pp du d plll. th du b

uld gl , uld bl luu pfl pd

by fbgl p. th -ffv lu b ld,

f d d du yp b ud h dg,

dpd h qud g f h qup.

For encapsulated design, the conductors are mechanically immobilized

d puld by pxy pgd fbgl fl fg

yld. Dpdg h g, f h

yld d plll b luu pp

pd. th dvdul yld pd by fbgl p

fg lg du.

Alstom Grid has an experienced team of reactive power compensation specialists able to

provide customized solutions to meet special customer needs.

a-c r ACR

2.1.2 Duplx un-lng

Duplx un-

lng

pdu lw

n und

nl ndn

nd hgh n

und ful ndn,

wh h dvng

f lw vlg

dp und nl

d. th yp f b ud y hh ly

ld.

th duplx dgd uh y h, ud l

d, h g fld f h hlf-l pp,

ulg l b p upply d ld.

i f ful fdg u, h ful u fl ly

hugh hlf-l, d quly h pp flux f h h

hlf-l ld by h d f h hlf-l h h fd ud ful d.

2.1.3 spl-ph hu

Dpdg h qud g, hu b ufud

h pl-ph dg pvd uff vy dg u-

-u ful. i h , ubl u b dg f

h b fd f g f h p ly.

2.1.4 Z l

i pbl u pl-ph g ( vlly lld

part coils) if the inductance tolerance requirement is 0 (zero). The

du l vlu by djug h pg f h pl.

2.1.2 Duplx

2.1.3 spl-ph


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a-c r ACR

3. Accessories

3.1. Corona ringswh y l vbl

, al Gd pvdd

h ubl g d f

luu ub.

3.2. Bird barrierso qu, al Gd pvd h

h bd b.

th bd b f pu

d UV fbgl fd pl

gd h qu-hpd pg. th bd

b d dvly ff h lg

f h .

3.3. Insulatorsal Gd pvd ll h y

upp ul f h .

3.4. Pedestalsth pdl pvdd h al Gd

h g d ll

l qud by h dg

minimize induced losses.

3.5. Enclosureso qu, al Gd dg d

upply h lu.

3.6. Tappingr b uppld h p f

vbl du.

cu lg

1

2

3

4

Fig.01. Air-Core Reactor construction

1/ Lifting lug

2/ sp (lg du)

3/ c (pd)

4/ tl

5/ iul

6/ ex bk (pdl)

5

6

Air-Core Reactor construction


7/87

B

1.1

xDs

1.1

xDs

1.1xDs

Ds

1.1xDs1.7xDs 1.7xDs

1.0xDs

1.1xDs

1.5xDs

C

B

1.0xDs

BOTTOM

A TOP0.5xDs

0.5xDs

a-c r ACR

4. Installation

4.1. Locational Gd ubl f h

d ud ll.

r f lld xg

ub lld pl xg

. al Gd dg

f d p l b ud

dly h xg fud.

al Gd l dg f u

d lu. i h , h

dgd vd xv hg.

4.2. Mounting arrangement

r b ud dvdully gl-ph u, d-by-d, h-

ph k, l p f h h.

spl ug g b

ffd f p l. Fgu 2

llu p vlbl.

4.3. Magnetic clearancesal Gd b gudl f g

l h fgu 3.

5. Terminal orientation and hole

patterns

al Gd uppld hnema iec fl pd luu pp

l. oh dd b uppld

qu.

Fgu 4 & 5 h ypl l

d hl p.

oh l d hl p

b pvdd qu. F pp

, bll -pld f

b pvdd.

6. Painting

af h ug p, h

fully ppd bf pg h hgh

gd quly l, hh pvd lg-

p g UV d.

th ypl l mull n6.5 gy,

ansi 70, RAL 7037 and RAL 5024, bu

h l b dd

qu.

i hvly pllud v, al Gd

u pl pg p (rtV), d

b pvdd h p v

l h dv ff f pllu.

Cost-effective Solutions

Fg 02. mug g

Fg 04.

Fg 03. mg l

Fg 05.

a: r u uf

Kp ll p fg ld lp

ud B

Kp ll p fg ld lp

lg ll p ud c

D: r u d


8/8

GRID

XL= 2 x x x L

QL= I

N

2 x xL

Q =X

L

Rac

QLosses =

QL

GRID-

Produ

cts-L

3-A

CR

_0602

_V4

_V2010

_08

_EN

-Alsto

mG

rid

,theAlstom

Gridlogoandany

alternativ

ev

ers

iont

hereo

faretrademarksandserv

icemarkso

fAlstom

Grid.T

heothernamesmentioned

,reg

isteredornot,aretheprop

erty

ofthe

irrespectiv

e

compa

nies.

Thetechnicalandotherdatacontainedinthisdocum

entareprov

idedforinformationonly.

NeitherAlstomG

rid

,itsofcersnoremployeesacceptresponsibility

fororshouldbetakenasmakinganyrepresentationorwarranty(w

hetherexpressorimplied)as

a-c r ACR

7. Formulas

s uful ful:X

LInductive reactance ()

f Frequency (Hz)

L Rated inductance (H)

QL

rd p (Va)

in

rd u (a)

Q Quly-f (Q-f)

r

Effective resistance () at system

ug fquy

8. Quality control

a al Gd, uu quly

pv y pl bd hconstant quest for optimized product design,

pu f l d p,

pdu d u v. Pdu

bld by xpd d ll-

d kf gu xu

u f.

thk h fudl ppl,

d h fl quly g

y, ll ufug u f al

Gd iso-9001, iso 14001 d

OHSAS 18001 fd.

9. Testing

th pg d u ug

u y pflly dvlpd

f h pup.

t ply h l dd

uh iec, ansi quvl.

nuu yp hv b ufully

pfd al Gd

recognized laboratories such as KEMA

(Holland), CESI (Italy), IREQ (Canada),

CEPEL (Brazil) and LAPEM (Mexico). Type

p vlbl qu.

10. Inquiry data

Rated inductance (mH) or impedance ()

Rated current (A)

Harmonic currents (A) System voltage (kV)

BIL (kVp)

Rated frequency (Hz)

Thermal short-time current (kArms)/

du ()

Mechanical short-time current (kAp)

Mounting arrangement

Rated power (MVAr): for shunt reactors

Additional information: seismic

d, d ld, pllu lvl,

l py, p l, pg

lud, pl dd, b

pu, hudy, ld,

duy yl, p qu,

qu, .

11. R&D activities

al Gd h ff f

v. th py b

l f h d

dvlp xp h y

y xp h ldg-

dg hlg g f

h pd p. i

dvlp vv, dvd

hlg h b h k

d ffdbl d pg

h v. th al Gd r&D

uy k h ddd

fug g p p

d h flg. o f kyb ud ldhp

ufug acr lu.

Alstom Grid Worldwide Contact Centre

.gd.l./

tl: +44 (0) 1785 250 070www.grid.alstom.com

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