3results about How to "Balanced charging" patented technology

The utility model relates to electronic circuit technical field, concretely is a kind of two-way flyback voltage detection two-in-one active equalization circuit, including electrically connected battery pack, switch matrix circuit and two-way flyback DC-DC converter, and there is control circuit in two-way flyback DC-DC converter electrically connected;The output end of control circuit is electrically connected with switch matrix driving circuit and switch matrix circuit, and the output end of switch matrix circuit is electrically connected with control circuit through acquisition circuit.The utility model this circuit compact structure, function is comprehensive, through accurate switch tube control and algorithm, realized the accurate detection and active equalization of battery voltage, provided strong support for the optimization of battery management system, realized two-in-one integration of active equalization circuit and voltage detection function, simultaneously can be with the battery strobe switch tube flexible selection battery to be detected, furthermore, the design also optimizes framework, reduces cost.

The application relates to a charging control method and device of a modular commutated converter, a flexible direct-current power transmission system, a medium and a computer program product. The modular commutated converter comprises an H-bridge module and a switched capacitor module, the H-bridge module is connected to an alternating current end of the modular commutated converter and the switched capacitor module, and the method comprises the following steps: in the case that the modular commutated converter is pre-charged, according to a received modulation instruction, determining a first bridge arm pair serving as a reference conduction in the H-bridge module of the modular commutated converter; according to the modulation instruction and the total number of switched capacitor sub-modules in the switched capacitor module of the modular commutated converter, determining a first input number of the switched capacitor sub-modules; controlling the first bridge arm pair to be conducted, and based on the first input number and a preset number threshold, adjusting the running state of a second bridge arm pair corresponding to the first bridge arm pair in the H-bridge module. The method is beneficial to balancing the voltages of all sub-modules in the H-bridge module.

The invention relates to a printing machine (01) designed as a sheet-fed printing press (01), having at least one printing head (09) and a roll unwinding device (24), wherein the printing machine (01) is provided with a transport path for transporting a printing substrate (02), and wherein the printing machine (01) has a central cylinder (07) as a printing substrate guide element (07), the printing head (09) being arranged pointing towards the central cylinder, and wherein the printing machine (01) has a charging device (03) having at least one charging electrode (04) designed as a DC voltage electrode (04), and wherein the region of the transport path for transporting the printing substrate (02) which is adjacent to the charging electrode (04) is arranged before the printing point (11) defined by the printing head (09), and wherein the central cylinder (07) is earthed, and wherein the printing head (09) is earthed, and wherein the minimum distance (c) between at least one spray opening (12) of the printing head (09) and at least one charging electrode (04) is at least 20 mm.