Vibadilishaji vya filamu vya DC-link vya inverter katika ubadilishaji wa nguvu
Mfululizo wa DKMJ-S
Mfululizo wa DKMJ-S umeundwa kwa ganda la chuma, hasa linalotumika kwa volteji ya juu na uwezo mkubwa. Kuna vitengo kadhaa vya msingi mmoja katika mfululizo au katika muunganisho sambamba. Hulenga vifaa vya kielektroniki vya umeme kwa ajili ya kuvuta reli, kibadilishaji cha nguvu ya uchimbaji madini, mifumo ya nishati mbadala, mifumo ya kuchaji betri, viendeshi vya mota na vifaa vya umeme. Aina hii inaweza kuchukua nafasi ya capacitors za elektroliti, utendaji bora na maisha marefu.
Vipengele vya capacitor vinavyojiponya, vya aina kavu, huzalishwa kwa kutumia filamu ya PP iliyokatwa kwa metali maalum, ambayo inahakikisha upenyezaji mdogo wa kujipenyeza, upinzani mkubwa wa kupasuka na uaminifu mkubwa. Kukatwa kwa shinikizo kupita kiasi hakuzingatiwi kuwa muhimu. Sehemu ya juu ya capacitor imefungwa kwa epoxy rafiki kwa mazingira inayojizima yenyewe. Muundo maalum unahakikisha upenyezaji mdogo sana wa kujipenyeza.
Maombi
Vipokezi vya DC-Link huunda hatua muhimu katika ubadilishaji wa nguvu kwa matumizi mengi
1. Vibadilishaji vya Upana wa Mapigo vya Awamu Tatu (PWM);
2. vibadilishaji vya umeme wa fotovoltaiki na upepo;
3. Viendeshi vya injini za viwandani;
4. Chaja na vibadilishaji vya magari vilivyo ndani ya gari;
5. Vifaa vya umeme vya vifaa vya matibabu;
6. Kibadilishaji cha nguvu ya uchimbaji madini n.k.
Jedwali la vipimo
| Volti | Un 800V.DC Us 1200V Ur 200V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Irms(A)50℃@10KHz | ESR (mΩ) @1KHz | Rth (K/W) | Uzito (Kg) |
| 4000 | 340 | 125 | 190 | 5 | 20.0 | 120 | 1.1 | 0.9 | 17.6 |
| 8000 | 340 | 125 | 350 | 4 | 32.0 | 180 | 0.72 | 0.6 | 31.2 |
| 6000 | 420 | 125 | 245 | 5 | 30.0 | 150 | 0.95 | 0.7 | 26.4 |
| 10000 | 420 | 125 | 360 | 4 | 40.0 | 200 | 0.72 | 0.5 | 39.2 |
| 12000 | 420 | 235 | 245 | 4 | 48.0 | 250 | 0.9 | 0.3 | 49.6 |
| 20000 | 420 | 235 | 360 | 3 | 60.0 | 300 | 0.6 | 0.3 | 73.6 |
| Volti | Un 1200V.DC Sisi 1800V Ur 300V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Irms(A)50℃@10KHz | ESR (mΩ) @1KHz | Rth (K/W) | Uzito (Kg) |
| 2500 | 340 | 125 | 190 | 8 | 20.0 | 120 | 1.1 | 0.9 | 17.6 |
| 3300 | 340 | 125 | 245 | 8 | 26.4 | 150 | 0.95 | 0.7 | 22.4 |
| 5000 | 420 | 125 | 300 | 7 | 35.0 | 180 | 0.8 | 0.6 | 32.8 |
| 7500 | 420 | 125 | 430 | 5.5 | 41.3 | 200 | 0.66 | 0.6 | 44.8 |
| 5000 | 340 | 235 | 190 | 8 | 40.0 | 200 | 1.1 | 0.3 | 32.8 |
| 10000 | 340 | 235 | 350 | 6 | 60.0 | 250 | 0.8 | 0.3 | 58.4 |
| 5000 | 420 | 235 | 175 | 8 | 40.0 | 200 | 1 | 0.4 | 36 |
| 7500 | 420 | 235 | 245 | 7 | 52.5 | 250 | 0.9 | 0.3 | 49.6 |
| 10000 | 420 | 235 | 300 | 7 | 70.0 | 250 | 0.8 | 0.3 | 61.6 |
| 15000 | 420 | 235 | 430 | 5 | 75.0 | 300 | 0.6 | 0.3 | 84 |
| Volti | Un 1500V.DC Sisi 2250V Ur 450V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Irms(A)50℃@10KHz | ESR (mΩ) @1KHz | Rth (K/W) | Uzito (Kg) |
| 1200 | 340 | 125 | 190 | 10 | 12.0 | 120 | 1.1 | 0.9 | 17.6 |
| 3000 | 340 | 125 | 420 | 8 | 24.0 | 180 | 0.66 | 0.7 | 37.6 |
| 2000 | 420 | 125 | 245 | 10 | 20.0 | 150 | 0.95 | 0.7 | 26.4 |
| 4000 | 420 | 125 | 430 | 8 | 32.0 | 200 | 0.66 | 0.6 | 44.8 |
| 5000 | 340 | 235 | 350 | 8 | 40.0 | 250 | 0.8 | 0.3 | 58.4 |
| 4000 | 420 | 235 | 245 | 10 | 40.0 | 250 | 0.9 | 0.3 | 49.6 |
| 8000 | 420 | 235 | 430 | 8 | 64.0 | 300 | 0.6 | 0.3 | 84 |
| Volti | Un 2000V.DC Us 3000V Ur 600V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Irms(A)50℃@10KHz | ESR (mΩ) @1KHz | Rth (K/W) | Uzito (Kg) |
| 1000 | 340 | 125 | 245 | 12 | 12.0 | 150 | 0.95 | 0.7 | 22.4 |
| 1500 | 340 | 125 | 350 | 10 | 15.0 | 180 | 0.72 | 0.6 | 31.2 |
| 2000 | 420 | 125 | 360 | 10 | 20.0 | 200 | 0.72 | 0.5 | 39.2 |
| 2400 | 420 | 125 | 430 | 9 | 21.6 | 200 | 0.66 | 0.6 | 44.8 |
| 3200 | 340 | 235 | 350 | 10 | 32.0 | 250 | 0.8 | 0.3 | 46.4 |
| 4000 | 420 | 235 | 360 | 10 | 40.0 | 280 | 0.7 | 0.3 | 58.4 |
| 4800 | 420 | 235 | 430 | 9 | 43.2 | 300 | 0.6 | 0.3 | 67.2 |
| Volti | Un 2200V.DC Us 3300V Ur 600V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Kiwango cha juu cha Irms (A) | ESR (mΩ) | Rth (K/W) | Uzito (Kg) |
| 2000 | 420 | 235 | 245 | 12 | 24 | 150 | 0.9 | 0.740740741 | 40 |
| 2750 | 420 | 235 | 300 | 10 | 27.5 | 200 | 0.8 | 0.46875 | 49.6 |
| 3500 | 420 | 235 | 360 | 10 | 35 | 200 | 0.7 | 0.535714286 | 58.4 |
| Volti | Un 3000V.DC Us 4500V Ur 800V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Kiwango cha juu cha Irms (A) | ESR (mΩ) | Rth (K/W) | Uzito (Kg) |
| 1050 | 420 | 235 | 245 | 20 | 21 | 150 | 0.9 | 0.740740741 | 40 |
| 1400 | 420 | 235 | 300 | 15 | 21 | 200 | 0.8 | 0.46875 | 49.6 |
| 1800 | 420 | 235 | 360 | 15 | 27 | 200 | 0.7 | 0.535714286 | 58.4 |
| Volti | Un 4000V.DC Sisi 6000V Ur 1000V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Kiwango cha juu cha Irms (A) | ESR (mΩ) | Rth (K/W) | Uzito (Kg) |
| 600 | 420 | 235 | 245 | 20 | 12 | 150 | 0.9 | 0.740740741 | 40 |
| 800 | 420 | 235 | 300 | 20 | 16 | 200 | 0.8 | 0.46875 | 49.6 |
| 1000 | 420 | 235 | 360 | 20 | 20 | 200 | 0.7 | 0.535714286 | 58.4 |
| Volti | Un 2800V.DC Us 4200V Ur 800V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Irms(A)50℃@10KHz | ESR (mΩ) @1KHz | Rth (K/W) | Uzito (Kg) |
| 2×1000 | 560 | 190 | 310 | 20 | 2×20 | 2×350 | 1 | 0.2 | 60 |
| Volti | Un 3200V.DC Us 4800V Ur 900V | ||||||||
| Cn (μF) | W (mm) | T (mm) | Urefu (mm) | dv/dt (V/μS) | Ip (KA) | Irms(A)50℃@10KHz | ESR (mΩ) @1KHz | Rth (K/W) | Uzito (Kg) |
| 2×1200 | 340 | 175 | 950 | 15 | 2×18 | 2×200 | 1.0 | 0.5 | 95 |










