Abstract: A system is disclosed and includes an air-conditioning load prediction unit for predicting a load of an air-conditioning unit in a future time period based on past data; an indoor temperature and humidity sensing module for sensing temperature and humidity of a building at a first time; a fan-speed sensing module for sensing a fan-speed of the air-conditioning unit at the first time; and a comfort-degree prediction module for calculating a comfort-degree that the air-conditioning unit is required to reach at a second time based on the sensed temperature, sensed humidity and sensed fan-speed; an energy management unit for controlling a central monitoring computer to set a temperature and an fan-speed of the air conditioning unit, and compare the predicted load and an actual load of the air conditioning unit for adjusting the set temperature and the set fan-speed in real time. A method of adjusting is also provided.

Abstract: An ice storage amount adjusting system is disclosed. The ice storage amount adjusting system includes a chiller, an air-condition scheduler for outputting a scheduling parameter of an air-conditioner during a first time, an indoor-temperature setting module for outputting indoor-temperature setting condition during the first time, a building exterior-load collecting module for outputting exterior loading factors of a building during the first time, a weather forecasting data collecting module for outputting weather forecasting data during an upcoming second time, and an air-condition loading predictor. The air-condition loading predictor predicts an air-condition loading of the air-conditioner at the second time based on the scheduling parameter, the indoor-temperature setting condition, the exterior loading factors and the weather forecasting data. The chiller adjusts its ice storage amount to reach a target storage demand based on the predicted air-condition loading.

Abstract: The present disclosure is related to a voltage conversion module which includes a front side magneto-sensitive unit, at least one voltage conversion unit, a core group, and a bobbin. The bobbin includes a first accommodating part, a second accommodating part, and a through hole. The first accommodating part is used for accommodating the front side magneto-sensitive unit. The second accommodating part is used for accommodating the at least one voltage conversion unit. The through hole is used for accommodating the core group. The second accommodating part includes first and second openings. The first opening is disposed at one side of the second accommodating part. The second opening is disposed at another side of the second accommodating part. The first and second openings are disposed opposite to each other, and a heat dissipation channel is formed between the first opening, the second opening and the at least one voltage conversion unit.

Abstract: An expanding appliance includes a connect port, an image capturing module, an intelligent control module, an image transmitting module, and a result displaying module. The expanding appliance connects an image input device through the connect port, connects a display device through the result displaying module, and connects one or more image-applied function module through the image transmitting module. The intelligent control module generates a demanding command according to a successfully-connected image-applied function module. The image capturing module controls the image input device to capture image data based on the demanding command, and quantizes samples of the image data as computation data. The image transmitting module provides the computation data to the image-applied function module for image identification and receives an identification result. Finally, the intelligent control module triggers the result display module for displaying the identification result on the display device.

Abstract: A power supply device includes a first conversion module and a second conversion module. The first conversion module is adapted to convert a first alternating current into a first direct current and includes a first body, a first input portion having a first alternating current input terminal, a first output portion having a first output terminal, and a first coupling portion having a first coupling terminal. The first coupling terminal and the first output terminal are connected. The second conversion module is adapted to convert a second alternating current into a second direct current and includes a second body, a second input portion having a second alternating current input terminal, a second coupling portion having a second coupling terminal, a third coupling portion having a third coupling terminal, and a second output portion having a second output terminal. The second output terminal and the second coupling terminal are connected.

Abstract: A totem-pole bridgeless PFC conversion device includes a conversion unit, a control unit, a current detecting unit and a phase detecting unit. When the control unit determines that a peak value of an input current is within a predetermined interval between a positive current value and a negative current value based on a current signal of the current detecting unit and a phase signal of the phase detecting unit, the control unit controls the conversion unit to operate in a discontinuous conduction mode (DCM). When the control unit determines that the peak value of the input current is not within the predetermined interval, the control unit controls the conversion unit to operate in a critical conduction mode (CRM).

Abstract: A connecting structure includes a first connecting portion and a second connecting portion. The first connecting portion includes a first board and a second board. The first board includes a first body, an extension board and a main rib. The first body extends toward a second object. The extension board is disposed on the first body. The main rib is connected to a first object and disposed along the first body and the extension board. The second board connects to the first object, the first body, and the extension board. The second connecting portion includes a base connecting to the second object and a non-closed columnar body connecting to the base. The non-closed columnar body includes a blocking wall extending toward the first object and a bottom board disposed on the blocking wall. The blocking wall and the bottom board form an accommodating space corresponding to the extension board.

Abstract: An adjusting system includes a system optimization device, a central control device, at least one air conditioning load device, at least one indoor area environment sensing device, and at least one outdoor area external environment sensing device. The at least one air conditioning load device is configured to obtain an air conditioning load parameter according to an air conditioning load in the space area. The at least one indoor area environment sensing device is configured to obtain an indoor environment parameter. The at least one outdoor area external environment sensing device is configured to obtain an outdoor environment parameter. The system optimization device receives the indoor environment parameter, the outdoor environment parameter, and the air conditioning load parameter and calculates to obtain a control parameter. The central control device controls the supply temperature of the water chiller according to the control parameter.

Abstract: A plug includes a first member and a second member detachably connected to each other. The first member includes four conductors, which are separated from each other. The third and fourth conductors are selectively electrically connected to the first and second conductors, respectively. The second member includes four pins. The first and second pins are electrically connected to the first and second conductors, respectively, and are selectively electrically connected to the third and fourth conductors, respectively. The third and fourth pins are electrically connected to the first and second pins, respectively. The first and second pins are separated from each other, and the third and fourth pins are separated from each other. A power supply configured with the plug and a power connector are also provided.

Abstract: A resonant power conversion device includes a primary side circuit, a frequency detecting circuit, a resonant converting circuit, a secondary side circuit, a secondary detecting circuit, and a control circuit. The primary side circuit receives, according to a control signal having a primary frequency, an input power to output a primary side power. The frequency of the primary side power corresponds to the primary frequency. The frequency detecting circuit detects and converts the primary frequency into a corresponding potential. The resonant converting circuit electrically couples the primary side power to output a resonant power. The secondary side circuit converts the resonant power into a secondary side power. The secondary detecting circuit detects the secondary side power and correspondingly generates a voltage signal. The control circuit outputs the control signal according to the voltage signal, and doesn't output the control signal when the corresponding potential is higher than a predetermined level.

Abstract: A voltage compensation circuit and a voltage compensation method are provided. The voltage compensation circuit detects the load current provided by a power supply, generates a load voltage according to the load current, and compares the load voltage with at least one reference voltage to generate a switch control signal. The voltage compensation circuit further drives the at least one switch according to the switch control signal, provides a compensation resistance value according to the at least one switch that is turned on, and provides a compensation voltage to the power supply, so that the power supply provides a precise output voltage.

Abstract: The invention provides a charging apparatus and an operating method thereof. The charging apparatus includes a power conversion circuit, a feedback circuit, an identifier control circuit, and a low voltage trickle control circuit. The feedback circuit generates a feedback signal for the power conversion circuit, and the power conversion circuit correspondingly adjusts a charging power according to the feedback signal. The power conversion circuit provides the charging power to charge a battery device. The identifier control circuit determines whether to control the feedback circuit to change the feedback signal according to identifier information of the battery device. The low voltage trickle control circuit determines whether to control the feedback circuit to change the feedback signal according to a voltage of the charging power. When the low voltage trickle control circuit controls the feedback circuit to change the feedback signal, the feedback circuit ignores control of the identifier control circuit.

Abstract: A motor device includes a motor, a motor driver housing, a motor control circuit board, a heat dissipation device, a heat isolation element and at least one fixing element. The motor includes fins arranged at a lateral portion of the motor. The motor driver housing includes a bottom surface. A gap is provided between the bottom surface and the lateral portion. The heat dissipation device is disposed at an end portion of the motor. The heat dissipation device includes a heat dissipation housing and a single fan. The heat dissipation housing includes an inlet and a first outlet. The first outlet faces the gap. The fan is disposed in the heat dissipation housing. The heat isolation element is connected to the motor and the heat dissipation housing. The fixing element passes through the heat isolation element and fixes the heat dissipation housing to the end portion of the motor.

Abstract: A power supply device includes a first conversion module and a second conversion module. The first conversion module is adapted to convert a first alternating current into a first direct current and includes a first body, a first input portion having a first alternating current input terminal, a first output portion having a first output terminal, and a first coupling portion having a first coupling terminal. The first coupling terminal and the first output terminal are connected. The second conversion module is adapted to convert a second alternating current into a second direct current and includes a second body, a second input portion having a second alternating current input terminal, a second coupling portion having a second coupling terminal, a third coupling portion having a third coupling terminal, and a second output portion having a second output terminal. The second output terminal and the second coupling terminal are connected.

Abstract: A backlight module includes a light blocking plate, a light guiding plate, a reflector, a circuit board, a flexible circuit board and a conductive connection element. The light blocking plate is disposed below a keyboard component and includes an emission zone. The light guiding plate is disposed below the light blocking plate and includes a hollowed-out portion. The reflector is disposed below the light guiding plate and includes a through hole. The through hole corresponds in position to the hollowed-out portion. The circuit board is disposed below the reflector. A light-emitting component is disposed on the circuit board. The flexible circuit board is disposed below the reflector which separates the flexible circuit board and the light guiding plate. The conductive connection element is disposed on the circuit board, penetratingly disposed at the hollowed-out portion and the through hole, and connected to the circuit board and the flexible circuit board.

Abstract: A digital authentication system includes an authentication device and a central computer device. The authentication device includes a signal identification module, a display, and a signal feedback unit. The central computer device includes an authentication module and a communication module. The authentication module includes at least one positioning location information, at least one authentication licensing information, and at least one time information. The communication module is configured to transmit the positioning location information and the time information to the authentication device. The authentication device is configured to activate the signal identification module according to the positioning location information and the time information. When the activated signal identification module receives an external authentication signal, the display displays an authentication result, and the signal feedback unit returns an authentication license to the central computer device.

Abstract: A synchronous rectification device is adapted to control a conversion circuit, where he conversion circuit includes: a primary side coil, configured to receive input power; and a secondary side coil, configured to generate inductive power in response to the input power. The synchronous rectification device includes: a first control circuit, configured to provide a first control signal to control the primary side coil; a secondary side switch, configured to generate an ON signal and an OFF signal according to the inductive power; an isolation coupling element; and a second control circuit. The isolation coupling element includes: a receiving side, configured to receive the first control signal; and a reaction side, configured to generate a coupling signal in response to the first control signal. The second control circuit outputs a second control signal according to the coupling signal, the ON signal, and the OFF signal to adjust the inductive power.

Abstract: A housing structure includes a connector, a first housing, and a second housing. The first housing includes a first cover board, a first sideboard, two second sideboards, first recesses, and bumps. The first sideboard is connected to the first cover board. The connector is exposed from the first sideboard. The second sideboards are connected to the first cover board and the first sideboard. The first recesses are disposed aside the second sideboards. The bumps are disposed in the first recesses, respectively. There are gaps between the bumps and the first recesses. The second housing includes a second cover board, two third sideboards, a first connect board, and connect hooks. The third sideboards are connected to the second cover board. The first connect board is disposed on the second cover board and contacts against the connector. The connect hooks are protruded from the third sideboards for engaging with the bumps.

Abstract: A voltage converter and a voltage conversion method are provided. The voltage converter includes a transformer, a primary side conversion circuit, a secondary side conversion circuit, and a first capacitor. The transformer includes a bobbin, a core, a primary coil, and a secondary coil. The primary coil and the secondary coil are wound around the bobbin, and the bobbin covers the core. The first capacitor provides a common mode noise conduction path according to a capacitance value of the first capacitor.

Abstract: A waterproof housing including a first case, a second case, a welded member, and a waterproof unit is provided. The first case includes a side wall and a groove. The side wall is disposed on an outer periphery of the first case. The groove is disposed on the side wall. The second case is disposed in correspondence with the first case, and the second case includes a first inner wall disposed at an inner side of the second case. The first inner wall and the side wall are disposed in correspondence with each other. The welded member is disposed in correspondence with the first case and the second case, and a joint direction of the welded member is different from an opening direction of the groove. The waterproof unit is disposed in the groove and is partially protruded from the side wall. The first case and the second case are jointed to each other via the welded member. The waterproof unit and the first inner wall are abutted against each other for sealing the first case and the second case.