Rwanda
UHP grafite electrode ikoreshwa cyane cyane mumashanyarazi ya ultra power power arc hamwe nubucucike buri hejuru ya 25 A / cm2.
Ibisobanuro birambuye
UMUSARURO Ibisobanuro
UHP grafite electrode ikoreshwa mugutunganya ibyuma munganda zamashanyarazi arc. Ibyingenzi byingenzi ni coke y'urushinge ifite agaciro kanini ikozwe muri peteroli cyangwa amakara. Graphite electrode yarangiye ifite ishusho ya silinderi kandi igakorwa hamwe nuduce twomutwe kuri buri mpera. Muri ubu buryo, electrode ya grafite irashobora gukusanyirizwa mu nkingi ya electrode ukoresheje nipple ya electrode.
Kugirango wuzuze ibisabwa kugirango akazi gakorwe neza nigiciro gito, ubushobozi bunini ultra-high power arc itanura rigenda rirushaho gukundwa. Kubera iyo mpamvu, UHP grafite electrode ifite diametero zirenga mm 500 zizaganza isoko.
UMUSARURO Ikiranga
● Ihangane imigezi minini, igipimo kinini cyo gusohora.
Stability Ibipimo byiza bihamye, ntabwo byoroshye guhindura.
Kurwanya gucamo & spalling.
Resistance Kurwanya cyane okiside no guhungabana.
Strength Imbaraga zikomeye za mashini, irwanya amashanyarazi make.
Gukora neza cyane, kurangiza neza.
UMUSARURO Gusaba
Graphite electrode ikoreshwa cyane mugukora ibyuma bivanze, ibyuma nibindi bikoresho bidafite ubutare, nibindi.
Itanura ryamashanyarazi ya DC.
Itanura rya AC amashanyarazi.
Itanura ryamazi ya arc.
Itanura.
UMUSARURO SHAKA

Eccentric hepfo ikanda itanura ryamashanyarazi

Graphite electrode ya vacuum ladle itanura

Graphite electrode kumatara ya arc
UMUSARURO Ibisobanuro
|
Imbonerahamwe 1: Ibisobanuro bya tekinike ya UHP Graphite Electrode |
||||||||
|
Yego. |
Kurwanya |
Ubucucike |
Imbaraga zihindagurika |
Modulus |
Ibirimo ivu |
CTE |
Umutwaro uriho |
Ubucucike bwa none |
|
10 |
5.5 |
1.67 |
11 |
14 |
0.3 |
1.5 |
8100–12200 |
20-30 |
|
12 |
5.5 |
1.67 |
11 |
14 |
0.3 |
1.5 |
15000-22000 |
20-30 |
|
14 |
5.5 |
1.67 |
11 |
14 |
0.3 |
1.5 |
20000–30000 |
20-30 |
|
16 |
5.5 |
1.67 |
11 |
14 |
0.3 |
1.5 |
25000–40000 |
19-30 |
|
18 |
5.5 |
1.66 |
11 |
14 |
0.3 |
1.5 |
32000–45000 |
19-27 |
|
20 |
5.5 |
1.66 |
11 |
14 |
0.3 |
1.4 |
38000–55000 |
18-27 |
|
22 |
5.5 |
1.66 |
11 |
14 |
0.3 |
1.4 |
42000–66000 |
17-26 |
|
24 |
5.5 |
1.66 |
11 |
14 |
0.3 |
1.4 |
49000–76000 |
17-26 |
|
Imbonerahamwe 2: Graphite Electrode Ingano & Tolerance |
|||||||
|
Diameter (mm) |
Uburebure (mm) |
||||||
|
Diameter |
Diameter nyayo |
Uburebure bw'izina |
Ubworoherane |
Uburebure Bugufi |
|||
|
(inch) |
(mm) |
(max.) |
(min.) |
(ahantu habi) |
|||
|
10 |
250 |
256 |
251 |
248 |
1600/1800 |
± 100 |
-275 |
|
12 |
300 |
307 |
302 |
299 |
1600/1800 |
||
|
14 |
350 |
357 |
352 |
349 |
1600/1800 |
||
|
16 |
400 |
409 |
403 |
400 |
1600/1800/2000/2200 |
||
|
18 |
450 |
460 |
454 |
451 |
1600/1800/2000/2200 |
||
|
20 |
500 |
511 |
505 |
502 |
1800/2000/2200/2400 |
||
|
22 |
550 |
562 |
556 |
553 |
1800/2000/2200/2400 |
||
|
24 |
600 |
613 |
607 |
604 |
2000/2200/2400 |
||
UMUSARURO Ubwiza bw'ubuso
● Hagomba kubaho inenge zitari ebyiri cyangwa umwobo hejuru ya electrode, ingano ntarengwa yavuzwe mu mbonerahamwe ikurikira.
● Ntabwo hagomba kubaho gucamo ibice hejuru ya electrode. Kubice birebire, uburebure bugomba kuba munsi ya 5% yumuzenguruko wa electrode naho ubugari bugomba kuba 0.3 kugeza 1.0 mm.
● Ubugari bwahantu hirabura hejuru ya electrode bugomba kuba munsi ya 1/10 cyumuzenguruko wa electrode kandi uburebure bugomba kuba munsi ya 1/3 cya electrode.
|
Igipimo Cyuzuye |
Diameter ya Nominal ya Graphite Electrode (mm) |
|
|
300–400 |
450–600 |
|
|
Diameter (mm) |
20-40 |
30-50 |
|
Ubujyakuzimu (mm) |
5-10 |
10-15 |
Ibicuruzwa bifitanye isano
Mu 1985, Datong Lokomotive Works yatahuye ko moteri y’amashanyarazi aricyo cyerekezo cy’iterambere cy’inganda za gari ya moshi n’Ubushinwa mu gihe kiri imbere, maze ishyira ahagaragara igitekerezo cy’ibikorwa by’ibikorwa bya "Nanzhu (Zhuzhou Electric Lokomotive Works) na Datong Lokomotive Work".
Shaoshan Ubwoko bwa lokomoteri yo mu bwoko bwa 3 nigisekuru cyanjye cya kabiri mugihugu cyanjye 6-axe itwara abagenzi hamwe na moteri. Lokomoteri ifata ikiraro-cyuzuye cyuzuye-ikosora kandi ikamenya icyiciro cya thyristor igenzurwa neza na voltage igenga. Lokomoteri ifata sisitemu imwe ya AC 25kV 50Hz ya voltage kandi ifite umuvuduko ntarengwa wa 100km / h.
SS3B yashizwemo na moteri iremereye cyane yamashanyarazi ni moteri ya 12-imizigo yamashanyarazi. Igizwe na lokomoteri ebyiri zisa 6-zihujwe na kuperi hamwe nikirahure. Ibice byombi bifite ibikoresho bya sisitemu yumuriro mwinshi-uhuza, insinga zo kugenzura, hamwe nu kurinda imiyoboro. Imiyoboro hamwe na sisitemu yo kugenzura imiyoboro. Ikinyabiziga cyose kirashobora kugenzurwa icyarimwe kuva cab. Lokomoteri ikoresha sisitemu imwe yumurongo wumurongo wumurongo wa voltage, voltage 25kV, imiyoboro ya AC-DC, kandi umuvuduko ntarengwa wo gukora wa lokomoteri ni 100km / h.
Shaoshan 4 yateje imbere amashanyarazi ni moteri ya 8-axe yimodoka. Lokomoteri igizwe na lokomoteri ebyiri zisa zisa zihujwe na kuperi hamwe nikirahure. Amahugurwa yombi afite ibikoresho bihuza amashanyarazi menshi kuri sisitemu y'amashanyarazi, insinga zo guhuza imiyoboro hamwe na feri yo kugenzura feri yo mu kirere. Ikinyabiziga cyose kirashobora kugenzurwa mugihe kimwe cyabashoferi ba kinyabiziga kimwe. Lokomoteri ebyiri nazo zirashobora gutandukana kandi zigakoreshwa mu bwigenge nka moteri enye.