96results about How to "Uninterrupted power supply" patented technology

The invention relates to the field of power supply technologies for electric vehicles, in particular to a pantograph and an electric vehicle with the same. The pantograph comprises a pantograph assembly. The pantograph assembly comprises a pantograph slide plate assembly, an upper support arm, a lower support arm, a pantograph support, movable tracks, expansion mechanisms and a translation mechanism, the pantograph slide plate assembly is perpendicular to a power supply line, the translation mechanism is further arranged on the movable tracks, and the expansion mechanisms are arranged betweenthe upper support arm and the pantograph support and between the lower support arm and the pantograph support. The pantograph is arranged on the top of the electric vehicle. The electric vehicle further comprises a data processing unit and a tracking device. The tracking device is arranged on the top of the electric vehicle, and the expansion mechanisms, the translation mechanism and the trackingdevice are in signal connection with the data processing unit. The pantograph and the electric vehicle have the advantages that the height of the pantograph can be adaptively adjusted, the pantographcan be in excellent contact with the power supply line even when the electric vehicle is deviated in lanes in the left-right directions, accordingly, power supply can be guaranteed against being interrupted, and the charge safety of the electric vehicle can be improved.

An uninterruptable battery pack power supply device capable of achieving over-temperature protection comprises a control circuit, a plurality of battery packs in parallel connection, a plurality of over-temperature detection circuits and a plurality of charge-discharge driving circuits. Each battery pack comprises cells in series connection, the anode end of each battery pack is connected with the positive output end of the device, and the cathode end of each battery pack is connected with the negative output end of the device through the corresponding charge-discharge driving circuit. Each over-temperature detection circuit is used for detecting temperatures of the cells of the corresponding battery pack and comparing temperature values of the cells with a preset safety temperature threshold value; when the temperature values of the cells are smaller than the preset temperature threshold value, the over-temperature detection circuit outputs normal temperature signals to the control circuit so as to drive the corresponding charge-discharge driving circuit to be conducted; when the temperature value of at least one of the cells is larger than the preset safety temperature threshold value, the over-temperature detection circuit outputs over-temperature signals to the control circuit so as to control the corresponding charge-discharge driving circuit to be cut off. The uninterruptable battery pack power supply device capable of achieving over-temperature protection is capable of providing stable and safe power supply.

The invention relates to an overvoltage protection circuit, method and device, power supply equipment and a computer readable medium. The method comprises the following steps: acquiring a detection signal, wherein the detection signal is obtained by detecting a to-be-detected circuit; determining whether the voltage parameter of the to-be-detected circuit exceeds a parameter threshold by using thedetection signal; and when the voltage parameter is greater than or equal to the parameter threshold, dividing the voltage of a power supply input part by a voltage division part . According to the technical scheme, uninterrupted normal work of the power supply can be kept under the condition of overvoltage protection, so that the uninterrupted power supply of the bearing controller is guaranteedin the magnetic suspension bearing system, and the magnetic suspension bearing system is prevented from being damaged due to falling of the rotor during operation.

The invention discloses a highly-intelligent spectral irradiance meter system with GPRS remote wireless communication technology and satellite communication technology being combined. The system comprises a visible light-to-short wave infrared band spectral irradiance measurement system, a remote wireless communication system with a GPRS network and the Beidou satellite communication technology being combined, and a solar power supply system. The communication system utilizes the technology of combining the GPRS network communication and the satellite communication, so that full-automatic regionally-limitless remote wireless transmission of the system is realized, users are allowed to receive the collected data of the remote site irradiance meter in real time without going out, and the set of remote communication system can also be utilized to realize remote site instrument monitoring; and the power system adopts the solar photovoltaic power supply system, so that the instruments can be guaranteed to be powered uninterruptedly for a long term, and long-term highly-intelligent work and operation of the field instruments can be realized.

The invention discloses a dual-switching uninterrupted power supply device, which comprises a power supply, a UPS and a PLC device. The power supply end of the power supply provides power for the PLC device through the UPS. The dual-switching uninterrupted power supply device is characterized in that the dual-switching uninterrupted power supply device also comprises an uninterrupted switching module, an instantaneous constant-voltage power supply module, a stand-by power supply switching module and a stand-by power supply. A power connection port of the uninterrupted switching module is connected with power output ports of the power supply and the UPS; a power output port of the uninterrupted switching module is connected with the instantaneous constant-voltage power supply module; a power connection port of the stand-by power supply switching module is connected with the instantaneous constant-voltage power supply module and the stand-by power supply; and a power output port of the stand-by power supply switching module is connected with the PLC device. By adding the uninterrupted switching module between the UPS and the PLC system, automatic switching between the two paths of power supplies is realized; and meanwhile, through the stand-by power supply for uninterrupted switching, seamless switching of the PLC power supply system is ensured, and continuous operation of electric equipment is ensured.

The invention provides an eddy current actuated three-phase three-mechanism intelligent vacuum circuit breaker based on an internet of things technology. The three eddy current actuating mechanisms ofthree poles are arranged in a line on a frame, a main conductive loop of the circuit breaker and an operating mechanism are longitudinally distributed front and back and are linked through a transmission crank arm, in each pole, a fixed package pole column integrated with a wireless temperature measuring module, a Rogowski coil and a vacuum arc extinguish chamber is arranged, and a manual lever capable of manual test and switching-on and switching-off in emergency is arranged a charging unit for charging a super capacitor which discharges a switching-on coil through an IGBT module is arranged, an indicating piece for displaying the working state of the circuit breaker is arranged, a counter for recording the action times of the circuit breaker is arranged, and an auxiliary switch for linkage and switching of the working states and a self-reset displacement sensor are arranged. The circuit breaker is simple in structure, high in action speed and convenient to operate, information exchange and communication are performed through monitoring and control of the wireless and cloud server and the user terminal, and intelligent identification, positioning, tracking, monitoring and management of the circuit breaker are improved.

The invention relates to an intelligent integrated assembly of a solar battery and portable energy storage equipment. The integrated assembly is composed of an intelligent controller and a solar battery packaging assembly. The solar battery packaging assembly comprises transparent electric conduction glass, the solar battery, a bonding material and electric conduction backboard and the energy storage equipment in a sequential connection mode or comprises a flexible substrate, the solar battery, a bonding layer and the energy storage equipment in a sequential connection mode. A control method includes the following steps that whether the quantity of electricity provided by the solar battery is larger than the needed quantity of electricity or not is judged through the intelligent controller; if yes, the solar battery is controlled through the intelligent controller to supply power to electric equipment; the redundant part is used for charging the energy storage equipment; if not, the solar battery and the energy storage equipment supply power to the electric equipment at the same time. The integrated assembly can be assembled to form different areas according to actual electricity consumption requirements; a storage battery does not need to be provided, and a user can use the integrated assembly through direct wiring.

The invention relates to a mobile power box. The power box comprises a box body(1), wherein a baffle plate(11) is arranged in the box body(1) and provided with a through hole, a rotary shaft(3) passes the through hole and is arranged in the box body(1) in a relative rotation manner, one end of the rotary shaft(3) is provided with a through hole shaft(31), and the other end of the rotary shaft(3) is provided with a rotary support shaft(32); the end, close to the through hole shaft(31), of the rotary shaft(3) is wound with a wire(6), and the end, close to the rotary support shaft(32), of the rotary shaft(3) is provided with a plurality of wire grooves(33) and is also sleeved with electrically conductive slip rings(4) which correspond to the wire grooves(33) in number; the slip rings(4) are led out by the wire grooves(33) in an electric terminal(41); and, a carbon brush base(5) corresponding to the electrically conductive slip rings(4) is arranged between the side walls of the baffle plate(11) and the box body(1). The mobile power box can move at any time and realize uninterrupted power supply.

The invention relates to an ejection type solar-powered dual-purpose fishing gear capable of fishing and shooting planes and belongs to the technical field of new energy application. Compared with a traditional casting fishing net, a solar-powered spring ejector controlled by electromagnets is designed. The fishing gear has the advantages that energy saving and environmental protection can be achieved by using a solar panel for supplying power; fishing net casting distance can be increased greatly, and accordingly fishing efficiency is improved; when facing provocation of foreign airplanes and warships, the fishing gear can be used for casting the fishing net to enable propellers of the airplanes or the warships to fail so as to achieve self-defense; and the fishing gear provides a law enforcement tool without harm to humans for maritime affairs executive law enforcement.

The invention discloses a configuration method and device of an energy storage power station, electronic equipment and a storage medium, which are used for solving the technical problems that the configuration of the energy storage power station in the prior art is unreasonable, and the power supply reliability of important users is easily influenced under the condition of large-area power failureof a subordinate power distribution network. The method comprises the following steps: when the superior power grid fails, switching the energy storage power station in a preset grid-connected operation mode to a preset isolated grid operation mode; obtaining the output power of the energy storage power station in the isolated network operation mode, and recording the fault occurrence time; whenthe superior power grid recovers operation, switching the energy storage power station from the isolated network operation mode to the grid-connected operation mode, and recording fault recovery time;determining the recovery time of the superior power grid by adopting the fault occurrence time and the fault recovery time; and configuring the energy storage power station by adopting the recovery time and the output power.