Abstract: A drive apparatus includes a first variable speed drive mechanism, a second variable speed drive mechanism, a first output half shaft, and a second output half shaft. The first variable speed drive mechanism includes a first reduction gear, a first planetary gear system, and a first brake mechanism. The second variable speed drive mechanism includes a second reduction gear, a second planetary gear system, and a second brake mechanism. The first planetary gear system includes a first sun gear, a first gear ring, a first planetary gear, and a first planet carrier. The first reduction gear is engaged with the first sun gear.

Abstract: A charging and discharging switching apparatus is disclosed that includes a first switch, a second switch, a switching power supply, and a control unit. A first end of the first switch is configured to connect to a power supply device, a second end of the first switch is configured to connect to a load device, and the second end of the first switch is further separately connected to a first end of the second switch and the switching power supply. A second end of the second switch is configured to connect to a new energy vehicle.

Abstract: A powertrain includes a drive motor, a gear mechanism, a left half shaft, a right half shaft, a differential, a clutch, and a clutch control component, where an output shaft of the drive motor is connected to the gear mechanism, and the gear mechanism is mounted on the differential by using a bearing.

Abstract: A reduction gearbox includes a motor input shaft, an engine input shaft, an intermediate shaft, a first output shaft, a second output shaft, and a differential gear. The first output shaft and the second output shaft are in transmission connection with the differential gear. The reduction gearbox further includes: a first transmission assembly configured to connect power transmission between the motor input shaft and the intermediate shaft; a second transmission assembly configured to connect or disconnect the power transmission between the engine input shaft and the intermediate shaft; and a third transmission assembly configured to connect or disconnect the power transmission between the intermediate shaft and the differential gear.

Abstract: A reducer, an electric vehicle drive system with the reducer, and a control method for the electric vehicle drive system with the reducer comprises, in a reducer, a first countershaft is transmittingly connected to a first input shaft, a second countershaft is transmittingly connected to a second input shaft, and a centralized driving piece is transmittingly connected to a power input end of a differential apparatus. A first transmission assembly and a second transmission assembly are respectively configured to connect or disconnect power transmission between the first countershaft and the centralized driving piece and connect or disconnect transmission assembly power transmission between the second countershaft and the centralized driving piece. A first output shaft and a second output shaft are transmittingly connected to two power output ends of the differential apparatus respectively.

Abstract: This disclosure provides a reducer (100), an electric vehicle drive system, and a control method for the electric vehicle drive system. In the reducer (100), a first countershaft (2a) is transmittingly connected to a first input shaft (1a), a second countershaft (2b) is transmittingly connected to a second input shaft (1b), and a centralized driving piece (5) is transmittingly connected to a power input end of a differential apparatus (4). A first transmission assembly (X1) and a second transmission assembly (X2) are respectively configured to connect or disconnect power transmission between the first countershaft (2a) and the centralized driving piece (5) and connect or disconnect transmission assembly power transmission between the second countershaft (2b) and the centralized driving piece (5). A first output shaft (3a) and a second output shaft (3b) are transmittingly connected to two power output ends of the differential apparatus (4) respectively.

Abstract: The present invention relates to a composition comprising PKC agonist as an active ingredient. More precisely, the present inventors confirmed that absence seizure specific SWD was reduced by administrating PKC agonist into an animal model. Therefore, the composition of the present invention comprising PKC agonist as an active ingredient can be effectively used for the prevention and treatment of absence seizure and for the production of health improving functional food.

Abstract: The present invention relates to a composition comprising PKC agonist as an active ingredient. More precisely, the present inventors confirmed that absence seizure specific SWD was reduced by administrating PKC agonist into an animal model. Therefore, the composition of the present invention comprising PKC agonist as an active ingredient can be effectively used for the prevention and treatment of absence seizure and for the production of health improving functional food.