제품정보>에너지 사업>연료전지인버터
연료전지 작동 원리
연료전지는 수소를 포함한 연료와 공기 중의 산소가 전기화학 반응에 의해, 화학에너지를 전기에너지로 직접 변환하는 장치를 말한다. 연료전지 산업은 다양한 산업의 특징을 복합적으로 갖고 있는 융복합산업으로 연료전지 Stack, 전기적 BOP(Balance Of Plant), 기계적 BOP(Balance Of Plant) 등으로 구성되며, 기계⋅화학⋅전기⋅전자⋅재료 등 다양한 전문기술과 지식의 융합이 요구된다.
Compact Fuel Cell Inverter
※ developing…
6kW
• DC-DC Converter
– 6kW module
– Parallel Input-Parallel Output structure
– Intereaved PSC + ZVS Topology
– 1200V class IGBT or SiC module switch
• DC-AC Inverter
– 1 phase grid connected
– 2-level Topology
– IGBT or SiC module switch
25kW
• DC-DC Converter
– 12.5kW Unit cell based 25kW module
– Parallel Input – Parallel Output structure
– HYU Interleaved LLC Topology
– 1200V class SiC or MOSFET module switch
• DC-AC Inverter
– 3 phase grid connected
– 2-level or 3-level switch matrix Topology
– IGBT or SiC module switch
| Compact Fuel Cell Inverter Target Specfications | 6kW | 25kW | |
|---|---|---|---|
| Module code | F2006-62NN2D | F4025-62NNBD | |
| Functionality | Applications | Grid-tie Inverter for Fuel cell System | |
| Comm Ports | RS-485 (x1), CAN (x1) | ||
| Electric Chrs
(AC side) |
|||
| Rated continuous AC power | 6kW | 25kW | |
| Short time continuous AC Power | 120% for 60 sec, 110% for 5 Min (% of rated power) | ||
| AC Voltage / connection | 200~240 Vrms, 1-phase, 2-wire | 380~440 Vrms, 3-phase, 4-wire | |
| Rated AC current | 30 Arms | 38 Arms | |
| Grid frequency | 60 Hz | ||
| Power factor (@ rated) | >0.98 | ||
| Current harmonic levels (@rated) | 5% Total, 3% per order at rated AC power output | ||
| Electric Chrs
(DC side) |
Maximum DC power | 6kW | 25kW |
| Operating DC voltage range | 50 ~ 100 Vdc | ||
| Maximum DC current | 132 Adc | 550 Adc | |
| No. of Input String | 1 (Single input string) | ||
| Control Chrs | Control mode | Current Control (CC) + Interleaved PSM + ZVS | Current Control (CC) + Interleaved LLC |
| Voltage control | Possible through reactive power function | ||
| Topology | Multiple parallel-series Phase Shift Converter | Multiple parallel-parallel Phase Shift Converter | |
| Response time | 20ms from issuing a signal | ||
| Control Pwr Supply | External Power source | Built-in power source | |
| Protection | Protective Functions | Over/under voltage, over/under frequency, over current, Ground Fault, Over-heat, Anti-islanding |
Over/under voltage, over/under frequency, over current, Ground Fault, Over-heat, Anti-islanding |
| Fault current contribution | 150% (<1ms) | 200% (<1ms) | |
| Performance | Rated conversion efficiency | 92~94% at rated AC power output | > 95% at rated AC power output |
| Mechanic Chrs | Dimension (W xH xD) & Weight - PCS | < (550 x200 x400) mm3 , 20kg approx. (TBD) | TBD |
| Max. audible noise | < 75dB with cooling system, < 60dB as fan-less operation | ||
| Environment | Enclosure protection rating | IP21 | |
| Ambient operating temperatures | -10 ~ +45 deg C | ||
| Humidity | 0 ~ 95% RH (Non-condensing) | ||
| Max. installation altitude (from sea-level) | 1000 m | ||
| Compatible Standards | EMC | IEC 61000-6-2, IEC 61000-6-4 | |
| Safety | KGS A410/AB934 | ||