Abstract: Embodiments of this application provide a channel switching method, an electronic device, and a storage medium, and relate to the field of communication technologies. The method includes: in response to a monitored scenario change, detecting a second network channel based on a service type of the first application, and determining a path of the second network channel based on a detection result; obtaining packets of the first application on the first network channel; and determining a characteristic packet flow from a plurality of packet flows of the first application, collecting statistics on packets in the characteristic packet flow to obtain a first statistical result, and switching the characteristic packet flow to the second network channel based on the first statistical result. The method provided by the embodiments of this application can improve switching efficiency of the network channel, thereby ensuring running smoothness of an application.

Abstract: A heat pump system comprises: an indoor unit comprising an air conditioning unit and a refrigeration cabinet unit, and an outdoor unit comprising a compressor unit, an outdoor heat exchange unit, and a switching device for selectively connecting the exhaust end of the compressor unit to one of the air conditioning unit and the outdoor heat exchange unit, and connecting the suction end of the compressor unit to the other of the air conditioning unit and the outdoor heat exchange unit; wherein, the outdoor throttling device side of the outdoor heat exchange unit is respectively connected to the first port of the air conditioning unit and the first port of the refrigeration cabinet unit, and the second port of the refrigeration cabinet unit is connected to the suction end of the compressor unit.

Abstract: A receiver, a receiver assembly and a heat pump system. The receiver includes a first pipe, a second pipe and a third pipe leading to the cavity of the receiver, wherein the first pipe, the second pipe and the third pipe connect to a first load unit, a second load unit and a cold and heat source unit, respectively.

Abstract: The present application provides a heat exchange device, which includes: a fluid passage; and two or more heat exchangers, each heat exchanger having a thermal connection with the fluid passage and having an input pipeline and an output pipeline respectively, wherein each input pipeline and each output pipeline are configured to be selectively communicated and closed, and wherein each input pipeline is connected to all other input pipelines through input branch pipe(s), and each output pipeline is connected to all other output pipelines through output branch pipe(s); each input branch pipe and each output branch pipe are configured to be selectively communicated and closed. The heat exchange device of the present application has the advantages such as simple in structure, easy for manufacturing, and convenience in use. The efficiency of heat exchange can be effectively improved, and additional operating modes are provided, thereby improving the user experience.

Abstract: An air conditioning system including a four-way valve including a first port, a second port, a third port and a fourth port, at least the first port and the third port are fluidly isolated; a compressor, an output end and an input end of which are in communication with the first port and the third port respectively; a first evaporator, a first end of which is in communication with the third port; a second evaporator and a condenser, first ends of which are in communication with one of the second port and the fourth port respectively; wherein a second end of the condenser, a second end of the first evaporator, and a second end of the second evaporator are in communication at a first node, and a first throttling valve, a second throttling valve and a third throttling valve are respectively disposed between the condenser and the first node.