Abstract: Provided are novel selectable markers and uses thereof. Specifically, provided are uses of nucleotide sequences encoding a glutamine synthetase (GS) derived from Alligator, green anole, or spotted gar as selectable markers for identifying genomic loci with high transcriptional activity or host cells having high productivity of a protein of interest, and/or for accelerating the identification process. Related methods of screening, methods of production, and expression systems are also included.

Abstract: The present disclosure relates to the technical field of smart home, and provides a direct current load response control method and device, and a direct current electric appliance. The direct current load response control method of the present disclosure comprises: monitoring a utilization voltage of a direct current load; determining whether the utilization voltage is within a response interval; and controlling the operation of the direct current load according to the determination result and the type of the direct current load.

Abstract: The present disclosure discloses a DC home power consumption system and a wiring method for home appliances based on the system. The system includes: a home power supply configured to supply power for the home power consumption system; a high-voltage DC bus connected to the home power supply and configured to supply power for a high-power appliance; a low-voltage DC bus connected to the home power supply or the high-voltage DC bus and configured to supply power for a low-power appliance.

Abstract: The present disclosure relates to a direct current (DC) plug, a DC socket and electric equipment. The DC plug is configured to be connected to a DC socket to supply power to an electrical equipment. The DC plug includes: a center contact, including a first center contact side surface, a second center contact side surface, a third center contact side surface and a fourth center contact side surface, wherein the first center contact side surface and the second center contact side surface are oppositely disposed, and the third center contact side surface and the fourth center contact side surface are oppositely disposed; first plug current conductors, disposed on the first center contact side surface and the second center contact side surface; and second plug current conductors, disposed on the third center contact side surface and the fourth center contact side surface.

Abstract: The present disclosure relates to a control method, a load and a power grid system. The method includes: detecting (S102) a voltage change parameter on a power supply side; analyzing (S104) a load control strategy corresponding to the voltage change parameter; controlling (S106) an operation of the load according to the load control strategy. The solution solves the problem of inadequate communication facilities in the DC micro-grid, the DC home communication can be completed without or with less dedicated communication circuits, accordingly the system cost is reduced.

Abstract: The present disclosure relates to the technical field of smart home, and provides a direct current load response control method and device, and a direct current electric appliance. The direct current load response control method of the present disclosure comprises: monitoring a utilization voltage of a direct current load; determining whether the utilization voltage is within a response interval; and controlling the operation of the direct current load according to the determination result and the type of the direct current load.

Abstract: The present disclosure relates to a direct current (DC) plug, a DC socket and electric equipment. The DC plug is configured to be connected to a DC socket to supply power to an electrical equipment. The DC plug includes: a center contact, including a first center contact side surface, a second center contact side surface, a third center contact side surface and a fourth center contact side surface, wherein the first center contact side surface and the second center contact side surface are oppositely disposed, and the third center contact side surface and the fourth center contact side surface are oppositely disposed; first plug current conductors, disposed on the first center contact side surface and the second center contact side surface; and second plug current conductors, disposed on the third center contact side surface and the fourth center contact side surface.

Abstract: The present disclosure relates to a control method, a load and a power grid system. The method includes: detecting (S102) a voltage change parameter on a power supply side; analyzing (S104) a load control strategy corresponding to the voltage change parameter; controlling (S106) an operation of the load according to the load control strategy. The solution solves the problem of inadequate communication facilities in the DC micro-grid, the DC home communication can be completed without or with less dedicated communication circuits, accordingly the system cost is reduced.

Abstract: The present disclosure discloses a DC home power consumption system and a wiring method for home appliances based on the system. The system includes: a home power supply configured to supply power for the home power consumption system; a high-voltage DC bus connected to the home power supply and configured to supply power for a high-power appliance; a low-voltage DC bus connected to the home power supply or the high-voltage DC bus and configured to supply power for a low-power appliance.

Abstract: A method for controlling an air conditioner outdoor unit comprises: acquiring the working mode of the air conditioner outdoor unit; acquiring sensor parameters of the air conditioner outdoor unit according to the working mode, the sensor parameters including wind direction parameters read by a wind direction sensor (163) or temperature parameters read by a temperature sensor (161); determining control parameters for the air conditioner outdoor unit by the working mode and the sensor parameters corresponding to the working mode; driving the rotating speed of a fan (121) and the rotating angle of a wind direction adjusting device (125) by use of the control parameters. In addition, a control system for the air conditioner outdoor unit is also related to.

Abstract: A method for controlling an air conditioner outdoor unit comprises: acquiring the working mode of the air conditioner outdoor unit; acquiring sensor parameters of the air conditioner outdoor unit according to the working mode, the sensor parameters including wind direction parameters read by a wind direction sensor (163) or temperature parameters read by a temperature sensor (161); determining control parameters for the air conditioner outdoor unit by the working mode and the sensor parameters corresponding to the working mode; driving the rotating speed of a fan (121) and the rotating angle of a wind direction adjusting device (125) by use of the control parameters. In addition, a control system for the air conditioner outdoor unit is also related to.