6 zuwa 35kV Static Var Generator(SVG) don Gargajiya Kwalitoci na Tashar Jirgin Zuciya
Abubuwa gaba
| Muhimmiya | RW Energy |
| Model NO. | 6 zuwa 35kV Static Var Generator(SVG) don Gargajiya Kwalitoci na Tashar Jirgin Zuciya |
| Rated Voltage | 10kV |
| Na'adanya na hanyar kula | Forced air cooling |
| Fadada na kayayyakin da ake gudanar da su | 5~6 Mvar |
| Siri | RSVG |
Bayani na sayen daga mai wuyaci
Shirye ta fahimta
SVG (Static Var Generator) na 10kV da take gano a tsakiyar hanyar kasa shi ne wani wurin cikakken abubuwan kompanshin kwasar kashi don jerin da tsakiyar kasa. An sanya "gano a tsakiyar hanyar kasa" a matsayin yadda ake gano wannan wurin a kan tsakiya 10kV tare da wasu wurin kasa, bai a yi buɗa ƙarin birnin kasa ba. Yana da muhimmanci a ci gaban samun kwalitoci da ingantaccen kasa. SVG na da fili mai lokaci na milliseconds, wanda ke iya bayyana kompanshin daga baya. A nan da ya zama current-source type, an yi aiki da ita a kan kwasar kashi kamar yadda ake amfani da shi, kuma yana iya bayyana kompanshin kwasar kashi ne daga baya a kan kwasar kashi. SVG na da mafi girman harmonics na biyu, kuma gano a tsakiyar hanyar kasa na iya kawo birnin kasa, wanda ke sa shi a haɗuwar.
Tsarin Sistemi da Muhimmancin Fanni
Jerin Tsari: Wurin Kasa: An sanya da kusan IGBT modules na 1700V-rated H-bridge da suka gano a tsakiyar hanyar kasa, suka taka ƙarin 10kV high voltage. An sanya da high-speed control (DSP+FPGA) a nan, kuma tana magana da duk wurin kasa tun daga RS-485/CAN bus don rike halittu da koyarwa. Transformer na Kasa: Yana da muhimmanci a ci gaban tsakiyar kasa, kafin kula, da kuma kawo ƙaramin kula.
Muhimmancin Fanni:An yi rike lamarin kasa daga baya, tana kula da kiyasin kompanshin kwasar kashi da za a iya buɗe, kuma tana kontrola IGBTs tun daga PWM technology. Wannan tana kawo ƙaramin kula da take gano a tsakiyar kasa da kuma phase-shifted da 90 degrees, tare da kiyashe kula da za a iya buɗe kwasar kashi. Saboda haka, a nan an yi amfani da active power ne kawai, wanda ke iya haɗa masu kasa da kuma kalmomin kasa.
Yadda a Gaishe Shiga
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Abubuwan Duk Da Mu
Karkashin da Kadan: Ba a yi buɗa transformer losses, ma'anar sistemi ya kai 98.5%, kuma tana kawo kudin transformer da kuma yanayin.
Ingantaccen da Kadan: Lokacin fili na milliseconds, kompanshin da ba ake kala, tana iya kawo kudin voltage flicker da take gano a kan impact loads (misali, arc furnaces, rolling mills).
Inganta da Karkashin: Yana iya bayyana kompanshin kwasar kashi ne daga baya idan kwasar kasa ya kusa.
Zane da Turawa: Tana da mafi girman harmonics, wanda ke iya kawo kudin pollution a kan grid.
Paramatar Teknikal
Name |
Specification |
Rated voltage |
6kV±10%～35kV±10% |
Assessment point voltage |
6kV±10%～35kV±10% |
Input voltage |
0.9~ 1.1pu; LVRT 0pu(150ms), 0.2pu(625ms) |
Frequency |
50/60Hz; Allow short-term fluctuations |
Output capacity |
±0.1Mvar～±200 Mvar |
Starting power |
±0.005Mvar |
Compensation current resolution |
0.5A |
Response time |
<5ms |
Overload capacity |
>120% 1min |
Power loss |
<0.8% |
THDi |
<3% |
Power supply |
Dual power supply |
Control power |
380VAC, 220VAC/220VDC |
Reactive power regulation mode |
Capacitive and inductive automatic continuous smooth adjustment |
Communication interface |
Ethernet, RS485, CAN, Optical fiber |
Communication protocol |
Modbus-RTU, Profibus, CDT91, IEC61850- 103/104 |
Running mode |
Constant device reactive power mode, constant assessment point reactive power mode, constant assessment point power factor mode, constant assessment point voltage mode and load compensation mode |
Parallel mode |
Multi machine parallel networking operation, multi bus comprehensive compensation and multi group FC comprehensive compensation control |
Protection |
Cell DC overvoltage, Cell DC undervoltage, SVG overcurrent, drive fault, power unit overvoltage, overcurrent, overtemperature and communication fault; Protection input interface, protection output interface, abnormal system power supply and other protection functions. |
Fault handling |
Adopt redundant design to meet N-2 operation |
Cooling mode |
Water cooling/Air cooling |
IP degree |
IP30(indoor); IP44(outdoor) |
Storage temperature |
-40℃～+70℃ |
Running temperature |
-35℃～ +40℃ |
Humidity |
<90% (25℃), no condensation |
Altitude |
<=2000m (above 2000m customized) |
Earthquake intensity |
Ⅷ degree |
Pollution level |
Grade IV |
Haɗi da asashe na ƙwarewa masu 10kV
Naɗa mai sauya
| Matsayin kashi (kV) | Kadaddi masu siffarwa (Mvar) | Yawan gabatar L*G*H(mm) |
Zafi (kg) | Na'urar reactor |
| 10 | 0.5～0.9 | 3200*2350*2591 | 3000 | Iron core reactor |
| 1.0~4.0 | 5500*2350*2800 | 6500~6950 | Iron core reactor | |
| 5.0～6.0 | 5500*2350*2800 | 6700～6950 | Iron core reactor | |
| 7.0～12.0 | 6700*2438*2560 | 6700～6950 | Air core reactor | |
| 13.0～21.0 | 9700*2438*2560 | 9000～9700 | Air core reactor |
Tsakiyar ruwa
| Klasa tsari (kV) | Ingancin aiki (Mvar) | Gidaje L*G*A(mm) |
Yawan kayan kasa(kg) | Na'urar reactor |
| 10 | 1.0～15.0 | 5800*2438*2591 | 8200～9200 | Air core reactor |
| 16.0～25.0 | 9300*2438*2591 | 13000～15000 | Air core reactor |
Nota:
1. Gabas (Mvar) yana nufin gabas na kawo da ake amfani da shi a cikin gwamnati na gabashin kawo daga kawo masu hasken kawo zuwa kawo mai kyau.
2. An amfani da fitaccen radiyar a fannonin ƙarfafa, kuma ba a bai fiye ba, saboda haka, yana buƙata a tuntubi masu aiki don ina sauransu.
3. Wasu tsari suna da amsa kawai. Tushen ya zama da ahaɗu da gajarta a kan abubuwan. Tsari na abubuwan za a iya canzawa bili gaba.
Yadda ake Amfani Da Su
Makarantun Noma'a (Haushe/Karami): In jirgin sararin kawo da inganta kyauwar tsakiyar kafuwar da take daidai.
Tattalin Aiki (Hadadan/Minning/Hadakin Jirgin Yamma): In tabbatar da kowace adadin kawo da ake amfani da su wajen kula da kawon hadin kwallaye, kamar kawon kuli, kawon kuli mai yawa, da kuma kawon kuli mai haɗa.
Tsarin Kirkiro: In tabbatar da matsalolin kawo da kawon hadin kwallaye a cikin tsarin kirkiro na kiyasin kawo.
Ma'adancin zama ta hanyar SVG: karkashin cikakken ra'ayi da koreksiya mai yawa. Turanci mafi yawan: Q ₙ=P × [√ (1/cos ² π₁ -1) - √ (1/cos ² π₂ -1)] (P ita ce gaba-gaban kwabtaka, matsayinta a kan bayan in yi kokari, tushen π₂, a duniya masu sauki suna buƙata ≥ 0.95). Koreksiya na kayayyaki: tushen kayayyaki/idadi na mai zurfi x 1.2-1.5, kayayyakin da take da cikakken ra'ayi x 1.0-1.1; yanayin da ke tsakiyar sauƙi ko tsafta x 1.1-1.2. Masana aiki na idadi na mai zurfi ya kamata su gudanar da koyonkoyon kamar IEC 61921 da ANSI 1547, da koreksiya ta hanyar tushen 20% don in iya doke wajen ƙarewa da tsarin tsohon lalace. Ana kiran in a rage mutum 10% -20% don ma'aikatar da take da kwayoyin da za a iya haɗa da koyar da kuma kisan hadin kai ga juyin da ba a tabbatar.
SVG da SVC da kabinetin kapasitar wasu muhimmanci hanyoyin aiki don tattalin tabbacin iya-kudaden, wadannan suna da yawan yadda a cikin fasaha da al'adun da za su iya amfani da shi:
Kabinetin kapasitar (passive): Yana da adadin daidai, ziyartar sakamakon (response 200-500ms), yana da kyau a kan mazauna mai tsawo, yana bukata filtarin daidai don kare masu nuna, yana da kyau a kan mazaunai da sauran mutanen da suka fi sani da kasuwanci ko kuma hanyoyin ingantaccen a cikin kasashen gida, ana yi amfani da ita a cikin IEC 60871.
SVC (Semi Controlled Hybrid): Adadin daidai na faduwar, ziyartar daidai (response 20-40ms), yana da kyau a kan mazauna da take da yawan yara, tare da masu nuna daidai, yana da kyau a kan tasirin jami'a na zaman da suka, ana yi amfani da ita a cikin IEC 61921.
SVG (Fully Controlled Active): Adadin daidai na faduwar, amfani da takardun daidai (≤ 5ms), ziyartar daidai da kalmomin daidai, damar daidai a kan iya-kudaden da ke tsawo, yana da kyau a kan mazauna da take da yawan yara, tare da masu nuna daidai, kafin da tsari mai yawa, ana yi amfani da CE/UL/KEMA, wanda ya zama zan iya zama zan iya amfani da shi a cikin kasashen faduwa da kuma hanyoyin kasa ta hanyar ilimi.
Tsarin zabe: Zabe kabinetin kapasitar don mazauna mai tsawo, SVC don mazauna da take da yawan yara, SVG don mazauna da take da yawan yara da kuma hanyoyin faduwa, duka suna da kyau a kan amfani da sassan duniya kamar IEC.
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