Abstract: A power distribution unit (PDU) and a setting method thereof are provided. The PDU includes a signal input port, a power output port and an embedded system. The embedded system is coupled to the signal input port and the power output port and configured to provide a setting interface. The setting interface is configured to set a current provided by the power output port and a corresponding logic value combination of a plurality of signals received by the signal input port, so as to generate an output rule of the PDU. In response to a plurality of input signals received by the signal input port, the embedded system controls an output of the power output port according to a logic value combination of the received input signal and the set output rule.

Abstract: A power management apparatus including a peripheral control circuit, an input switching circuit and an output control circuit is provided. The peripheral control circuit communicates with a remote device and provides a control signal and switching signals accordingly. The input switching circuit detects AC powers, and selects one of the AC powers as a supply power according to the control signal. When the selected AC power fails, the input switching circuit selects the other AC power as the supply power within a predetermined time duration. The output control circuit receives the supply power and is controlled by the switching signal to provide output powers to external loads. The output control circuit detects power utilizing information of the external loads. The remote device obtains power statuses of the AC powers and the power utilizing information of the external loads via the peripheral control circuit to monitor the power management apparatus.

Abstract: A fast charging power bank is provided. The fast charging power bank includes a battery, input ports, and a charging control unit. The charging control unit includes boosters and a charging control circuit. Each of the input ports is configured to receive input power as charging power. The boosters are connected to each other in parallel and control currents of the input powers respectively to obtain fast charging power and supply the fast charging power to the battery. Each of the boosters is correspondingly connected to an independent one of the input ports to receive the charging power. The boosters step up voltages of the charging powers respectively and output a boosting voltage to a boost bus. The charging control circuit is connected between the boost bus and the battery and configured to convert the boosting voltage into a charging current for charging the battery.

Abstract: A power bank apparatus for measuring capacities of other power banks is provided. The power bank apparatus includes at least one input port, at least one detection circuit, and a processing circuit. The input port is configured to receive an input power signal from the other power bank as a capacity measuring signal. The detection circuit is connected to the input port to receive the capacity measuring signal. The detection circuit detects a voltage and a current of the capacity measuring signal to generate a voltage value and a current value. The processing circuit is connected to the detection circuit to receive the voltage value and the current value. The processing circuit calculates a power supply time according to the current value. The processing circuit calculates a capacity value of the other power bank according to the voltage value, the current value, and the power supply time.

Abstract: A power bank apparatus configured to measure resistance of a charging line includes an input port, a first detection circuit, and a processing circuit. Through the charging line, the input port is configured to receive from an external power supply an input power signal as a test signal. The first detection circuit receives the test signal. If the external power supply is in a no-load state, the first detection circuit is configured to detect a voltage of the test signal as a no-load voltage. If the external power supply is in a load state, the first detection circuit is configured to detect the voltage and a current of the test signal as a load voltage and a load current. The processing circuit is coupled to the first detection circuit and receives the no-load voltage, the load voltage, and the load current to calculate the resistance of the charging line.

Abstract: A kilowatt-hour meter with remote environment detect and control is provided. Besides calculating and display a quantity of used electricity through the kilowatt-hour meter, the kilowatt-hour meter with remote environment detect and control can also perform remote data collection and environment detect and control through an Ethernet. A plurality of the kilowatt-hour meters with remote environment detect and control can be connected through network connection, so as to detect and control situations related to safety of using electricity such as over current warning, environment state, access control, etc., for prompt processing.

Abstract: A kilowatt-hour meter with remote environment detect and control is provided. Besides calculating and display a quantity of used electricity through the kilowatt-hour meter, the kilowatt-hour meter with remote environment detect and control can also perform remote data collection and environment detect and control through an Ethernet. A plurality of the kilowatt-hour meters with remote environment detect and control can be connected through network connection, so as to detect and control situations related to safety of using electricity such as over current warning, environment state, access control, etc., for prompt processing.

Abstract: An improved uninterruptible power supply circuit having a hot swappable battery module is connected with internal connectors of a UPS power supply circuit via external connectors of the power supply circuit. When the supply of the commercial AC power is abnormal, the backup battery provides power to the power supply circuit via the internal connectors in response to signals from the UPS power supply circuit, thereby instantly providing power to the computer and avoiding power interruption, wherein the backup battery is provided in a removable battery box, and several backup batteries can be connected in parallel by means of the removable battery box so as to provide power to the computer in case of long-term power failure.

Abstract: An UPS apparatus of the invention essentially comprises an AC detecting circuit, a charging circuit, a DC-AC converter circuit, an UPS output circuit, a control circuit and a power plug, wherein the UPS apparatus is installed with an anion producing circuit therein and the external housing of the UPS apparatus is installed with a release aperture to collocate with the anion producing circuit; when the UPS apparatus conducts electricity, the anion producing circuit would be started to proceed the work of producing the anions, and the anions would be dispersed to the external environment to purify the air, to reduce the occurrences of disease and to promote human's health.

Abstract: A multiple power sources control system has several power input sides can switch a power source to other power sources of power input sides as original power source of one of power input sides has an abnormal phenomenon (such as no power supply, too low or high voltage and abnormal frequency, etc.) such that loads can keep obtaining supplied power. In addition, power of loads has better protection because of multiple input power supply.

Abstract: Disclosed herein is a DC uninterruptible power system which is composed of a AC voltage and frequency detecting circuit, an AC to DC conversion and charging circuit, a DC voltage conversion circuit, a load detecting circuit, an output voltage detecting circuit, and a control circuit. The UPS of the present invention can minimize the power loss due to one stage conversion so as to improve system efficiency, and maintain a stable output voltage. Beside, a lighting equipment is installed for illuminating surroundings in case the utility voltage becomes abnormal.

Abstract: A LED package is comprised of a flat panel base and three LED dies. The flat panel base is composed of a first golden film area, a second golden film area, a third golden film area, a fourth golden film area, a first connection area, and a second connection area, wherein the first connection area and the second connection area are connected to the first golden film area. The first LED die is attached on the flat panel base by flip-chip mounting, wherein an anode of the first LED die is connected to the first golden film area, and a cathode of the first LED die is connected to the second golden film area. The second LED die is attached on the flat panel base by flip-chip mounting, wherein the second LED die is composed of an anode connected to the first golden film area, and a cathode connected to the fourth golden film area.

Abstract: A LED package is comprised of a flat panel base and three LED dies. The flat panel base is composed of a first golden film area, a second golden film area, a third golden film area, a fourth golden film area, a first connection area, and a second connection area, wherein the first connection area and the second connection area are connected to the first golden film area. The first LED die is attached on the flat panel base by flip-chip mounting, wherein an anode of the first LED die is connected to the first golden film area, and a cathode of the first LED die is connected to the second golden film area. The second LED die is attached on the flat panel base by flip-chip mounting, wherein the second LED die is composed of an anode connected to the first golden film area, and a cathode connected to the fourth golden film area.

Abstract: A power lock device for safe power output/input is a control lock composed of coding devices, decoding devices and electromagnetic switches. The coded signal will attach to the power transmitting line and keeps on transmitting. After discerning that the coded signal is correct, the decoding device turns on electromagnetic switches and conducts power to transmit. If the code is not correct, the decoding device uses the electromagnetic switches to cut off power and achieves the function of power control.

Abstract: Disclosed herein is a DC uninterruptible power system which is composed of a AC voltage and frequency detecting circuit, an AC to DC conversion and charging circuit, a DC voltage conversion circuit, a load detecting circuit, an output voltage detecting circuit, and a control circuit. The UPS of the present invention can minimize the power loss due to one stage conversion so as to improve system efficiency, and maintain a stable output voltage. Beside, a lighting equipment is installed for illuminating surroundings in case the utility voltage becomes abnormal.

Abstract: Disclosed is a lighting equipment built-in on-line uninterruptible power system (UPS) Capable of supplying AC sinusoidal power from a single DC source by boosting up the DC voltage of its battery unit and inverting it to an AC sinusoidal output via a DC to AC inverter circuit according to pulse width modulation (PWM) signals successively delivered by a controller circuit during the utility power failure, and at the same time, starts the built-in lighting equipment to illuminate the surroundings. The AC output power is intensified and stabilized through series and parallel connections of the inner circuit components of the UPS.

Abstract: A multiple power sources control system has several power input sides can switch a power source to other power sources of power input sides as original power source of one of power input sides has an abnormal phenomenon (such as no power supply, too low or high voltage and abnormal frequency, etc.) such that loads can keep obtaining supplied power. In addition, power of loads has better protection because of multiple input power supply.

Abstract: A power lock device for safe power output/input is a control lock composed of coding devices, decoding devices and electromagnetic switches. The coded signal will attach to the power transmitting line and keeps on transmitting. After discerning that the coded signal is correct, the decoding device turns on electromagnetic switches and conducts power to transmit. If the code is not correct, the decoding device uses the electromagnetic switches to cut off power and achieves the function of power control.