16 results about "Positive energy" patented technology

The invention discloses an energy consumption type pulse special power supply topology circuit, particularly relates to the technical field of power supply circuits, and is technically characterized in that a forward energy storage unit is used for outputting forward current to an external load coil and providing energy required by main compression for a field inversion configuration device; the negative energy storage unit is used for outputting negative current to an external load coil and providing bias field energy for the field inversion configuration device; the charging unit is also used for charging the current source unit; the current source unit is used for providing bias current for an external load coil and creating a bias condition for the field inversion configuration device; the resonance unit is used for outputting resonance current to an external load coil and providing energy required by pre-ionization for the field inversion configuration device; the first consumption unit is used for consuming residual electric energy after the external load coil and the current source unit work; the first control unit is used for controlling short circuit of the first consumption unit; the second control unit is used for controlling the on-off of the resonance unit; and the third control unit is used for controlling the on-off of the negative energy storage unit.

The invention discloses an energy feedback type pulse special power supply topology circuit, particularly relates to the technical field of power supply circuits, and is technically characterized in that a forward energy storage unit is used for outputting forward current to an external load coil and providing energy required by main compression for a field inversion configuration device; the current source unit is used for receiving and storing electric energy, providing bias current for an external load coil and creating bias conditions for the field inversion configuration device; the negative energy storage unit is used for outputting negative current to an external load coil and providing bias field energy for the field inversion configuration device; the charging unit is also used for charging the current source unit; the resonance unit is used for outputting resonance current to an external load coil and providing energy required by pre-ionization for the field inversion configuration device; the first bidirectional combination switch is used for controlling the on-off of the resonance unit; and the second bidirectional combination switch and the third bidirectional combination switch are used for controlling the positive on-off and negative on-off of the circuit.

The invention discloses a photovoltaic structure snow load evaluation method based on a multi-layer snow melting model, and the method comprises the following steps: obtaining basic meteorological data of a target region, and starting simulation from the adding of new snowfall and the updating of snow top boundary conditions; calculating the total energy absorbed by the snow layer and the photovoltaic panel and the temperature of each layer; calculating accumulated positive energy of the accumulated snow and a critical value thereof, a mass balance equation of the accumulated snow and an accumulated snow compaction process; and calculating the design snow load of the photovoltaic structure of the target area. Constructing an energy balance equation of a snow layer and a photovoltaic panel and a mass balance equation of accumulated snow by using the basic meteorological data, and simulating the evolution process of the accumulated snow on the photovoltaic panel for many years by taking accumulated positive energy as a condition for judging the falling of the accumulated snow; according to the method, the annual extreme value of the snow load is extracted from the accumulated snow simulation result as a sample for statistical analysis, and then the photovoltaic snow load in the return period is calculated for guiding the photovoltaic structure design, so that the time cost and the economic cost for determining the snow load can be saved, the safety of a photovoltaic power station is improved, and the construction cost is reduced.

The utility model relates to the technical field of building reinforcement and transformation equipment, in particular to a house transformation device of an assembly type positive energy house, which comprises a positive energy efficiency assembly house, and an assembly floor is assembled at the bottom end of the positive energy efficiency assembly house; in the assembling process, the anchor rod through holes correspond to the limiting anchor rods, the connecting inserting grooves correspond to the anchor rod connecting pieces, so that the anchor bolt structures and the connecting structures are connected, the limiting clamping pieces are screwed to the surface of the mounting plate through the fasteners, and the mounting plate is screwed to the surface of the assembling floor through the fasteners. Therefore, the connection between the assembly floor and the anchor rod connecting piece and the limiting anchor rod is realized, and the stability of the whole house is further improved.

The utility model discloses a valve tower of an ultrahigh-voltage direct-current energy consumption device, and relates to the technical field of flexible direct-current power transmission engineering. Comprising a positive energy-consuming valve tower, a negative energy-consuming valve tower and a connecting pipe bus connected between the positive energy-consuming valve tower and the negative energy-consuming valve tower, the positive energy-consuming valve tower and the negative energy-consuming valve tower are symmetrically arranged in a linear manner, so that the occupied area of the direct-current field energy-consuming valve tower is reduced; each of the positive energy-consuming valve tower and the negative energy-consuming valve tower comprises an insulating support structure and a multi-layer valve switch structure; a plurality of valve layers are arranged among the multi-layer valve switch structures; the valve layer is composed of a plurality of valve sections which are bilaterally symmetrical, the left valve section and the right valve section are arranged back to back, and each layer of valve tower is in a U-shaped wiring mode, so that the types and the number of connecting pipe busbars or busbars are effectively reduced, and the structure is simpler.

Method for controlling the transmission of energy (E) and / or data (D) between an electrically powered motor vehicle (1) and a power supply unit (2), wherein the transmission of energy (E) between the power supply unit (2) and the motor vehicle (1) and / or the transmission of data (D) between the power supply unit (2) and the motor vehicle (1) is at least partially wired, wherein prior to the transmission of energy (E) and / or data (D), a comparison is made between an identifier of the motor vehicle (1) and an identifier of the power supply unit (2), wherein, depending on the comparison, the control of the transmission of energy (E) and / or data (D) is carried out in such a way that, by means of the comparison of the identifiers, at least two possible cases are distinguished, characterized in thatthat in each case a certain amount of energy (E) is supplied from the energy supply device (2) to the motor vehicle (1) and, depending on the case at hand, at least the amount of energy (E) supplied from the energy supply device (2) to the motor vehicle (1) and / or the rate of supply of energy (E) supplied from the energy supply device (2) to the motor vehicle (1) is influenced, wherein, in the case of a first case, the procedure is • All available data (D) from the motor vehicle (1) are marked as being made available for transmission towards the power supply unit (2), • Data transmission from the power supply unit (2) towards the motor vehicle (1) and vice versa is enabled, • After transmission of data (D) marked as provided for transmission towards the power supply unit (2), an energy output unit (202a) of the power supply unit (2) is controlled such that an energy quantity (E) delivered by it is greater than an energy quantity requested by an operator or previously calculated by a calculation unit (203b), such that a positive energy quantity difference results between the delivered energy quantity (E) and the requested or calculated energy quantity, and / or the energy output unit (202a) of the power supply unit (2) is controlled such that an energy quantity (E) delivered by it is delivered to the motor vehicle (1) at a higher delivery rate than in the case of at least one second case, and wherein the procedure in the case of the second case • Only a subset of all available data (D) from the motor vehicle (1) is marked as being made available for transmission towards the power supply unit (2), • Data transmission from the power supply unit (2) towards the motor vehicle (1) is blocked, whereby Following the transmission of data (D) marked as provided for transmission towards the power supply unit (2), an energy output unit (202a) of the power supply unit (2) is controlled such that the amount of energy (E) it delivers is greater than the amount of energy requested by an operator or previously calculated by a calculation unit (203b), such that a positive energy difference results between the amount of energy (E) delivered and the requested or calculated amount of energy, and / or the energy output unit (202a) of the power supply unit (2) is controlled such that the rate of delivery of the amount of energy (E) it delivers to the motor vehicle (1) is adjusted.where the energy difference is smaller than the energy difference in the first case and / or where the delivery rate is smaller than the delivery rate in the first case.

This invention discloses a method for assessing the snow load of photovoltaic structures based on a multi-layer snow melting model, comprising the following steps: obtaining basic meteorological data of the target area, starting the simulation from adding new snowfall and updating the boundary conditions at the top of the snow cover; calculating the total energy absorbed by the snow layer and photovoltaic panels, as well as the temperature of each layer; calculating the cumulative positive energy of the snow cover and its critical value, the mass balance equation of the snow cover, and the snow compaction process; and calculating the design snow load of the photovoltaic structure in the target area. By using basic meteorological data to construct the energy balance equation of the snow layer and photovoltaic panels, and the mass balance equation of the snow cover, the cumulative positive energy is used as a condition for judging snowfall, simulating the snow evolution process on the photovoltaic panels over many years; the annual extreme values ​​of snow load are extracted from the snow simulation results as samples for statistical analysis, and then the photovoltaic snow load for the return period is calculated to guide the design of photovoltaic structures. This method can save time and economic costs in determining the snow load, improve the safety of photovoltaic power plants, and reduce construction costs.

1. Name of the design product: Graphical user interface for collaborative production platform of electronic devices. 2. Purpose of this design product: an electronic device. 3. The key design point of this design product lies in the graphical user interface. 4. The picture or photo that best illustrates the key points of the design: main view. 5. Purpose of the graphical user interface: used to display information of the positive energy collaborative production platform. 6. Other situations that require explanation: The main view is the main interface of the Haibei Media Integration Positive Energy Collaborative Production Platform; scroll up the main view to enter the interface change status diagram.

The invention relates to an offshore new energy station and SVG cooperative stability control method and system, belongs to the technical field of wind power generation systems, and solves the technical problem that a doubly-fed wind power-SVG grid-connected system in an existing method is insufficient in stability under an N-2 fault. Comprising the following steps: constructing a dynamic energy model of each subsystem based on instantaneous value variation of port electrical quantity of an offshore doubly-fed wind power-SVG grid-connected system; based on the dynamic energy model of each subsystem, calculating to obtain an interaction energy variable quantity among the subsystems, a to-be-adjusted energy variable quantity item and a self-interaction energy variable quantity item in the doubly-fed fan system; on the basis of the interaction energy variable quantity among the subsystems and the self-interaction energy variable quantity item in the doubly-fed fan system, determining an orthogonal interaction energy item which is not beneficial to the stability of the system; and calculating an adjustment instruction value based on the to-be-adjusted energy variation item and the orthogonal energy item to offset the orthogonal energy item so as to realize cooperative stable control of the offshore new energy station and the SVG compensation equipment.

The invention belongs to the technical field of vibration control, and provides a line spectrum active vibration absorption device and a control method.The device is provided with a plurality of vibration absorption units, and each vibration absorption unit is an independent functional carrier and comprises an inertial vibration exciter and a sensor; the inertial vibration exciter comprises a shell, a movable magnet and a bottom plate; the lower bottom surface of the shell is connected with the bottom plate; the moving magnets are of an annular tubular structure and arranged on the two sides in the shell, and magnetic fields generated by the moving magnets form a loop along the tube wall of the annular tubular structure. The sensor comprises an end cover acceleration sensor and a bottom plate acceleration sensor; the end cover acceleration sensor is arranged on the moving magnet, and the bottom plate acceleration sensor is arranged on the bottom plate. The active vibration absorption device can cooperatively work in a distributed mode, a self-adaptive algorithm with energy constraint is provided, positive energy is prevented from being input into a controlled system, and the problems that traditional distributed control is poor in robust stability and poor in control effect are solved.

The invention provides a double-closed-loop anti-swing control method and device for an intelligent crane for nuclear waste transfer, and the method comprises the steps: driving each mechanism of the crane to operate based on a first position point corresponding to the current moment and a motion direction vector thereof, and obtaining an energy flow direction of a lifting appliance; if energy is positively injected between the lifting appliance and the crane main body, a second position point behind the first position point is subjected to space offset along the motion direction vector, and an offset position point is obtained; constructing a current local energy dissipation path section based on the shifted position point; and driving each mechanism to operate based on the current local energy dissipation path section, stopping executing the current local energy dissipation path section when energy reverse backflow is converted between the lifting appliance and the crane main body, and restoring to execute the non-deviated position point in the motion trail sequence. And stopping the driving action and locking the position of the lifting appliance until each mechanism reaches the target position and the energy flow direction indicates no net energy exchange. The safety of nuclear waste transfer is improved.

The utility model discloses a hydraulic pushing volute spiral spring contraction and power generation cycle engine device, and relates to the technical field of kinetic energy utilization. The hydraulic pushing volute spiral spring contraction and power generation circulation engine device comprises a rack, a sliding frame is fixedly connected to the outer wall of the inner side of the rack, a hydraulic pushing device is slidably connected to the outer wall of the sliding frame, a rotating shaft is fixedly connected to the outer wall of the hydraulic pushing device, and the outer wall of the rotating shaft is rotationally connected with the inner wall of the rack; a first moving block is hinged to one end of the hydraulic pushing device, a toothed plate is fixedly connected to one side of the first moving block, a second moving block is arranged at the end, away from the first moving block, of the toothed plate, a rail is arranged in the rack, and the outer wall of the first moving block and the outer wall of the second moving block are slidably connected with the inner wall of the rail. The meshing transmission design of the hydraulic pushing device and the toothed plate is combined with the forward energy storage characteristic of the volute spiral spring, intermittent hydraulic thrust is converted into continuous rotation kinetic energy of the flywheel, and the energy conversion efficiency is high.

An IV bag is adapted with positive insignia on empty spaces to provide some positive energy, thoughts, and even laughter and happiness to a patient who is receiving IV fluids from the bag. Such insignia can help improve a patient's mental mindset, encourage, spread positivity, and ultimately improve patient outcomes-backed by proven research. Insignia can include graphics, printed text, etc. The insignia on the IV bags may be printed during the manufacturing process along with the typical functional information printed on the IV bag. The printed insignia may be comprised of a variety of colors to take away from the dull printed matter currently on the IV bags. The positive insignia may be printed before, after, or contemporaneously with the printing of the generic informational insignia. Sales of the IV bags can be donated to foundations that, for example, provide financial assistance to underserved communities.

The present invention provides a positive-negative elastic energy storage and conversion device, which relates to the technical field of energy storage, conversion and utilization. Its main purpose is to facilitate the development of an elastic energy storage and conversion device with more controllable rhythmicity and stability during storage and use. The positive-negative elastic energy storage and conversion device includes a positive energy body, a negative energy body, an elastic connection unit, and a constraint unit. The two ends of the elastic connection unit are respectively connected to the positive energy body and the negative energy body, and the constraint unit is connected to the elastic connection unit. The constraint unit can form or release constraints on the elastic connection unit between the positive energy body and the negative energy body and can enable the elastic connection unit to store or release energy. The positive energy body and the negative energy body can guide energy transfer or conversion between the positive energy body and the negative energy body, or between the positive energy body and external energy, based on the energy storage or release actions of the elastic connection unit.

An interference suppression module for an Ethernet transceiver, the interference suppression module comprising circuitry configured to: receive a receiver output from a receiver module of the Ethernet transceiver, the receiver module configured to output a logic-high when a received voltage signal is higher than a receiver threshold, and output a logic-low when the received voltage signal is lower than the receiver threshold; receive an energy detection output from an energy detection module of the Ethernet transceiver, the energy detection module configured to output a logic-high when the received voltage signal is higher than a positive energy detection threshold or lower than a negative energy detection threshold, and output a logic-low when the received voltage signal is between the positive and negative energy detection thresholds; and output a predefined logic state to a receive pin of the Ethernet transceiver when the energy detection output is a logic-low.

To provide a magnetic rotating device and a power generating device incorporating the magnetic rotating device, which has a simple structure but can effectively extract positive energy, which is the repulsive force between magnets that rotate a rotor. [Solution] The magnetic rotating device has a rotor-side magnetic force shielding plate 42 that blocks the magnetic force of the bar magnet 66 on the downstream side, as viewed from the direction of rotation of the rotor 34, of the outer opposing surface 66A, which is the opposing surface of the bar magnet 66 of the rotor-side magnet section 38 to the bar magnet 70 of the fixed-side magnet section 40, and a fixed-side magnetic force shielding plate 44 that blocks the magnetic force of the bar magnet 70 on the upstream side, as viewed from the direction of rotation of the rotor 34, of the inner opposing surface 70A, which is the opposing surface of the bar magnet 70 of the fixed-side magnet section 40 to the bar magnet 66 of the rotor-side magnet section 38.