Direct-current power distribution system for energy storage battery prefabricated cabin and operation method

The invention provides a direct-current power distribution system for an energy storage battery prefabricated cabin and an operation method. The direct-current power distribution system for the energy storage battery prefabricated cabin comprises a charging and discharging circuit and the energy storage battery prefabricated cabin, the energy storage battery prefabricated cabin comprises an acquisition device, an energy storage battery pack, a main controller and auxiliary electric equipment. According to the system, an alternating-current power distribution loop of the energy storage battery prefabricated cabin is omitted, direct-current power distribution is directly performed on the auxiliary electric equipment through the energy storage battery pack, the problem of low efficiency caused by current conversion in the energy storage battery prefabricated cabin and potential safety risks caused by alternating-current and direct-current mixed use are solved, and the efficiency and the safety ...

Direct-current variable-current air conditioning system and power balance adjusting method and device

The invention discloses a direct-current variable-current air conditioning system and a power balance adjusting method and device.A direct-current air conditioning device in the direct-current variable-current air conditioning system adopts a direct-current compression motor and has excellent variable-speed operation performance, speed regulation does not need to be conducted through a frequency converter, and the rotating speed change of the motor can be conveniently achieved only through voltage regulation; the energy storage battery pack is used for directly distributing power to the direct-current air conditioning device, an external alternating-current power source does not need to be connected, an electrical system of a conventional air conditioning device is fully simplified, the equipment manufacturing cost is reduced, the equipment size is reduced, the length of an external power supply cable can be reduced, and the fault risk caused by mixing of an alternating-current system and ...

Method for preparing chitose magnetic microsphere metal palladium complex catalyst