220kv I-transformer elawula i-voltage yomthwalo enezigaba ezintathu Isithombe Esivelele

I-transformer elawula i-voltage yomthwalo enezigaba ezintathu engu-220kv

I-transformer yamandla okulawula i-voltage yomthwalo enezigaba ezintathu engu-220kV isebenzise uchungechunge lwezinguquko ezinkulu ezintweni, inqubo kanye nesakhiwo. Inezici zobukhulu obuncane, isisindo esincane, ukusebenza kahle okuphezulu, ukulahlekelwa okuphansi, umsindo ophansi kanye nokusebenza okuthembekile, okunganciphisa ukulahlekelwa okuningi kwegridi yamandla kanye nezindleko zokusebenza, futhi inezinzuzo ezinkulu kwezomnotho. Ifanele izitshalo zamandla, iziteshi ezincane, amafektri amakhulu kanye namabhizinisi ezimayini.

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I-transformer elawula i-voltage yomthwalo enezigaba ezintathu engu-220kv

Ipharamitha Yobuchwepheshe

Isiguquli samandla esilawula i-voltage esingaphazanyiswa esinezigaba ezintathu esingu-31500kVA-420000kVA

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha		Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	Impedance yesekethe emfushane %
Umthamo olinganisiwe (kVA)	I-voltage ephezulu(kV)	I-voltage ephansi(kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	Impedance yesekethe emfushane %
31500	220±2×2.5% 242±2×2.5%	6.3, 6.6, 10.5	Ngo-11	28	128	0.56	12~14
40000				32	149	0.56
50000				39	179	0.52
63000				46	209	0.52
75000		10.5, 13.8		53	237	0.48
90000				64	273	0.44
120000				75	338	0.44
150000		1.5, 13.8, 15.75, 18, 20		89	400	0.4
160000				93	420	0.39
180000				102	459	0.36
240000				128	538	0.33
300000				154	641	0.3
360000		15.75, 18, 20		173	735	0.3
370000				176	750	0.3
400000				187	795	0.28
420000				193	824	0.28

Amanani okulahlekelwa umthwalo kuthebula lamapharamitha elingenhla angamanani amapharamitha e-Chinese standard type 18. Inkampani ingazihlela ngokwezifiso ngokwezidingo zangempela zabasebenzisi.

Amanothi:

1. Ama-transformer anomthamo olinganiselwe ongaphansi kuka-31500kVA kanye nama-transformer anezinye izinhlanganisela zama-voltage nawo ayatholakala uma ecelwa.

2. Ama-transformer ane-voltage ephansi engu-35kV noma engu-38.5kV nawo anganikezwa ngokwezidingo.

3. Isakhiwo esingenampompi siyathandwa. Uma kudingeka ngokusebenza, ukuthepha kungasethwa.

4. Uma isilinganiso somthwalo sonyaka se-transformer siphakathi kuka-45%-50%, inani lokulahlekelwa etafuleni lingasetshenziswa ukuthola ukusebenza kahle okuphezulu kakhulu.

31500kVA-300000kVA ukugoqa okuthathu okunezigaba ezintathu

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha			Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	Impedance yesekethe emfushane %
Umthamo olinganisiwe (kVA)	I-voltage ephezulu(kV)	I-voltage ephakathi (kV)	I-voltage ephansi(kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	Ingcindezi evulekile K	Ukucindezeleka
31500	220±2×2.5% 230±2×2.5% 242±2×2.5%	69,115,121	6.3, 6.6, 10.5, 21, 36, 37, 38.5	U-Ynyn od11	32	153	0.56	Okuphakathi nendawo okuphezulu (22~24) Okuphansi kakhulu (12~14) Okuphakathi nendawo okuphansi (7~9)	Okuphezulu-Okuphakathi (12~14) Okuphansi kakhulu (22~24) Okuphakathi nendawo okuphansi (7~9)
40000					38	183	0.5
50000					44	216	0.44
63000					52	257	0.44
90000			10.5, 13.8, 36, 37, 38.5		68	333	0.39
120000					84	410	0.39
150000					100	487	0.33
180000			10.5, 13.8, 15.75, 21, 36, 37, 38.5		113	555	0.33
240000					140	684	0.28
300000					166	807	0.24

Qaphela:

1. Ukwabiwa kwamandla okulahlekelwa umthwalo kuthebula kungu-(100/100/100). Ukwabiwa kwamandla esakhiwo se-booster kungaba ngu-(100/50/100)%, kanti ukwabiwa kwamandla esakhiwo esiphansi kungaba ngu-(100/50/100)% noma (100/50/100)%.

2. Ama-transformer anomthamo olinganiselwe ongaphansi kuka-31500kVA kanye nama-transformer anezinye izinhlanganisela zama-voltage nawo anganikezwa ngokuya ngezidingo.

3. Ama-transformer ane-voltage ephansi engu-35kV nawo anganikezwa ngokuya ngezidingo.

5. Uma isilinganiso somthwalo sonyaka se-transformer singama-45%, inani lokulahlekelwa etafuleni lingasetshenziswa ukuthola ukusebenza kahle kakhulu.

I-voltage ephansi engu-31500k VA-240000kVA engu-66kV enezigaba ezintathu engavuselelwangai-transformer yamandla elawulayo

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha		Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	Impedance yesekethe emfushane %
Umthamo olinganisiwe (kVA)	I-voltage ephezulu(kV)	I-voltage ephansi(kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	Impedance yesekethe emfushane %
31500	220±2×2.5% 230±2×2.5%	63 66 69	Ngo-11	30	143	0.71	12~14
40000				36	167	0.71
50000				42	200	0.65
63000				50	234	0.65
90000				66	306	0.6
120000				81	367	0.6
150000				97	430	0.54
150000				97	430	0.54
180000				110	487	0.54
240000				136	603	0.48

Qaphela:

1. Ukwakhiwa okungenampompi kuyathandwa. Uma kudingeka ngokusebenza, ukuthepha kungabekwa.

2. Uma isilinganiso somthwalo sonyaka se-transformer siphakathi kuka-45%-50%, inani lokulahlekelwa etafuleni lingasetshenziswa ukuthola ukusebenza kahle okuphezulu kakhulu.

I-31500k VA-240000k VA enezigaba ezintathu ze-voltage engavuselelwanga elawula i-autotransformer

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha			Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo
Umthamo olinganisiwe (kVA)	I-voltage ephezulu(kV)	I-voltage ephakathi (kV)	I-voltage ephansi(kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo
31500	220±2×2.5% 230±2×2.5% 242±2×2.5%	115,121	6.6, 10.5, 21, 36, 37, 38.5	YNa0 d11	16	105	0.36
40000					18	129	0.36
50000					22	153	0.32
63000					26	181	0.32
90000					32	249	0.27
120000			10.5, 13.8, 15.75, 18, 21, 36, 37, 38.5		39	307	0.27
150000					46	365	0.22
180000					54	417	0.22
240000					63	518	0.21

Inhlanganisela ye-Boost			Impedance yesekethe emfushane %
Akukho ukulahlekelwa komthwalo kW(9)	Ukulahlekelwa umthwalo kW(9)	Amaphesenti wamanje angenawo umthwalo	i-voltage ekhuphukayo	i-voltage yesinyathelo-phansi
16.0	89.0	0.32	Okuphezulu-okuphakathi (12～14) Okuphansi kakhulu (8～12) Okuphakathi nendawo okuphansi (14～18)	Okuphezulu-Okuphakathi (8～10) Okuphansi kakhulu (28～34) Okuphakathi nendawo okuphansi (18～24)
16.0	108	0.32
19.0	129	0.27
22.0	154	0.27
29.0	211	0.22
35.0	259	0.22
42.0	308	0.21
48.0	349	0.21
57.0	454	0.16

Amanani okulahlekelwa okungenamthwalo kuthebula lamapharamitha elingenhla angamanani amapharamitha ohlobo lwe-18 olujwayelekile lwaseShayina.inkampani ingazihlela ngokwezifiso ngokwezidingo zangempela zabasebenzisi.

Qaphela:

1. Ukwabiwa kwamandla kwesakhiwo se-booster kungu-(100/50/100). Ukwabiwa kwamandlakwesakhiwo sokuya phansi yi-(100/100/50)%.

2. Inani le-impedance ye-short circuit etafuleni lingu-100% wamandla alinganisiwe.

3. Ama-transformer ane-voltage ephansi engu-35kV nawo ayatholakala uma ecelwa.

4. Umdwebo wesakhiwo esingenampompi uyathandwa. Uma kudingeka ngokusebenza, ukuthepha kungasethwa.

5. Uma isilinganiso somthwalo sonyaka se-transformer singama-40%, inani lokulahlekelwa etafuleni lingasetshenziswa ukuthola ukusebenza kahle okuphezulu kakhulu.

I-voltage engaguquki elawula i-autotransformer enezigaba ezintathu engu-31500kVA-240000kVA enezigaba ezintathu

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha				Inhlanganisela ye-Boost			Inhlanganisela ye-Buck			Impedance yesekethe emfushane %
Umthamo olinganisiwe (kVA)	I-voltage ephezulu(kV)	I-voltage ephakathi (kV)	I-voltage ephansi(kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo (kW)	Ukulahlekelwa umthwalo (kW)	Amaphesenti wamanje angenawo umthwalo	Akukho ukulahlekelwa komthwalo (kW)	Ukulahlekelwa umthwalo (kW)	Amaphesenti wamanje angenawo umthwalo	Ingcindezi evulekile	Ukucindezeleka
31500	220±2×2.5% 230±2×2.5% 242±2×2.5%	115,121	6.6, 10.5, 21, 36, 37, 38.5	I-Yna0d11	16	105	0.36	14	89	0.32	Okuphezulu-okuphakathi 12~14 Okuphezulu-okuphansi 8~12 Okuphakathi nendawo okuphansi 14~18	Okuphezulu-Okuphakathi 8~9 Okuphezulu-okuphansi 28~34 Okuphakathi nendawo okuphansi 18~24
40000					18	129	0.36	16	108	0.32
50000					22	153	0.32	19	129	0.27
63000					26	181	0.32	22	154	0.27
90000			10.5, 13.8, 15.75, 18, 21, 36, 37, 38.5		32	249	0.27	29	211	0.22
120000					39	307	0.27	35	259	0.22
150000					46	365	0.22	42	308	0.21
180000					54	417	0.22	48	349	0.21
240000					63	518	0.21	57	454	0.16

Qaphela:

1. Ama-transformer ane-voltage ephansi engu-35kV nawo ayatholakala uma ecelwa.

2. Uma isilinganiso somthwalo wonyaka we-transformer singu-50%, inani lokulahlekelwa etafuleni lingasetshenziswa ukuthola ukusebenza kahle kakhulu.

I-transformer yamandla elawula i-voltage on-load enezigaba ezintathu enesigaba se-voltage esingu-220 kV kanye nobubanzi bomthamo kusukela ku-31500 kVA kuya ku-240000 kVA.

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha			Ilebula leqembu lokuhlanganisa	Inhlanganisela ye-Boost			Impedance Yesiyingi Esifushane (%)
Umthamo olinganisiwe (kVA)	I-voltage ephezulu(kV)	I-voltage ephakathi (kV)	I-voltage ephansi(kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo (kW)	Ukulahlekelwa umthwalo (kW)	Amaphesenti wamanje angenawo umthwalo	Impedance Yesiyingi Esifushane (%)
31500	220,230	±4×1.25 ±6×1.25 ±8×1.25	6.3, 6.6, 10.5, 21, 36, 37, 38.5	Ngo-11	24	122	0.46	12~14
40000					29	142	0.46
50000					34	170	0.42
63000					40	199	0.42
90000			10.5, 21, 36, 37, 38.5		51	259	0.36
120000					63	321	0.36
150000					74	380	0.33
180000					86	436	0.3
120000			66,69		65	320	0.36
150000					77	374	0.33
180000					90	428	0.3
240000					112	532	0.24
Ngokwezidingo zomsebenzisi, i-transformer ene-voltage ephansi engu-35 kV ingakhethwa. Ngaphansi kwesimo sokuhlangabezana nezidingo zokusebenza, lapho izigaba zokumpompa zincane, kuba ngcono.

I-transformer yamandla elawula i-voltage on-load enezigaba ezintathu enesigaba se-voltage esingu-220 kV kanye nobubanzi bomthamo kusukela ku-31500 kVA kuya ku-240000 kVA.

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha				Ilebula leqembu lokuhlanganisa	Inhlanganisela ye-Boost			Impedance Yesiyingi Esifushane (%)
Umthamo olinganisiwe (kVA)	I-HV (kV)	Ibanga Lokuthepha Eliphezulu (%)	I-MV (kV)	I-LV (kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo (kW)	Ukulahlekelwa umthwalo (kW)	Amaphesenti wamanje angenawo umthwalo	Impedance Yesiyingi Esifushane (%)
31500	220,230	±4×1.25 ±6×1.25 ±8×1.25	69,115,121	6.3, 6.6, 10.5, 21, 36, 37, 38.5	U-Ynyn d11	28	145	0.5	Okuphezulu-Okuphakathi 12~14 Okuphezulu-Okuphansi 22~24 Okuphakathi-Okuphansi 7~9
40000						33	174	0.48
50000						38	205	0.48
63000						45	244	0.44
90000				10.5, 21, 36, 37, 38.5		58	316	0.35
120000						74	390	0.35
150000						86	463	0.31
180000						99	568	0.31
240000						123	704	0.28

I-voltage yomthwalo enezigaba ezintathu elawula i-autotransformer enesigaba se-voltage esingu-220 kV kanye nobubanzi bomthamo kusukela ku-31500 kVA kuya ku-240000 kVA.

Umthamo olinganisiwe (kVA)	Inhlanganisela ye-voltage kanye nobubanzi bokuthepha				Ilebula leqembu lokuhlanganisa	Inhlanganisela ye-Boost			Impedance Yesiyingi Esifushane (%)
Umthamo olinganisiwe (kVA)	I-HV (kV)	Ibanga Lokuthepha Eliphezulu (%)	I-MV (kV)	I-LV (kV)	Ilebula leqembu lokuhlanganisa	Akukho ukulahlekelwa komthwalo (kW)	Ukulahlekelwa umthwalo (kW)	Amaphesenti wamanje angenawo umthwalo	Impedance Yesiyingi Esifushane (%)
31500	220,230	±4×1.25 ±6×1.25 ±8×1.25	115,121	6.3, 6.6, 10.5, 21, 36, 37, 38.5	YNa0 d11	16	97	0.35	Okuphezulu-Okuphakathi 8~11 Okuphezulu-Okuphansi 28~34 Okuphakathi-Okuphansi 18~24
40000						19	119	0.35
50000						22	142	0.31
63000						26	170	0.31
90000				10.5, 21, 36, 37, 38.5		32	222	0.26
120000						41	277	0.26
150000						48	329	0.22
180000						54	378	0.22
240000						66	487	0.19
Idatha ebhalwe ohlwini iyasebenza emikhiqizweni yesakhiwo esiphansi esinokusabalalisa umthamo ongu-(100/100/50)%. Ngokwezidingo zomsebenzisi, i-transformer ene-voltage ephansi engu-35 kV ingakhethwa. Ngaphansi kwesimo sokuhlangabezana nezimo zokusebenza, lapho izigaba zokudonsa zincane, kungcono.