| 摘要 |
This invention provides a kind of miniaturized forklift fuel cell supply system consists of enclosure 90 and the fuel cell system 100 provided in the said enclosure 90, DCDC converting unit 2, contactor 3, energy storage device 4, controller 7, which also consists of the power supply output end 5 provided outside the said enclosure 90 and the operation control unit 6 provided in the said enclosure 90, in which, the said contactor 3 is a normal open type high-current contactor, the said DCDC converting unit 2 includes the DCDC converter 21 and high-power diode 22 connecting with it. This invention is compact in structure and facilitates such work as system installation, overhaul and maintenance, etc. This invention can contain an energy storage device with a higher capacity, making the energy storage device be in a charging and discharging condition with a low multiplying factor and extending the service life of the energy storage device and the time for which the system can be left unused. |
| 主权项 |
1. A miniaturized forklift fuel cell supply system consists of enclosure 90 and the fuel cell system 100 provided in the said enclosure 90, DCDC converting unit 2, contactor 3, energy storage device 4, controller 7, which also consists of the power supply output end 5 provided outside the said enclosure 90 and the operation control unit 6 provided in the said enclosure 90, in which, the said contactor 3 is a normal open type high-current contactor, the said DCDC converting unit 2 includes the DCDC converter 21 and high-power diode 22 connecting with it,
the said fuel cell system 100 connects the said DCDC converting unit 2, contactor 3, power supply output end 5, the said controller 7 connects the said fuel cell system 100, operation control unit 6, contactor 3, the said energy storage device 4 connects the said controller 7, operation control unit 6 and contactor 3, the said fuel cell system 100, energy storage device 4 are provided in proper order on the electric isolation board 901 of the said enclosure 90 along the said enclosure 90 in a direction from front to back, the said DCDC converting unit 2 is located right above the said energy storage device 4, the said operation control unit 6 and controller 7 are located right above the said DCDC converting unit 2. |
