Abstract: A salient pole type hybrid excitation motor, belonging to the field of motors, and including a rotor assembly, where the rotor assembly includes: an electromagnetic rotor with radial salient poles and constructed in an annular shape and sleeving a magnetic yoke; a permanent magnet rotor installed on one side of the electromagnetic rotor; and axial salient pole blocks installed on one side of the permanent magnet rotor away from the electromagnetic rotor and arranged alternately with the radial salient poles, a plurality of axial salient pole blocks being matched with a plurality of radial salient poles of the electromagnetic rotor, and a polarity of the permanent magnet steels corresponding to the axial salient pole blocks being opposite to that of permanent magnet steels corresponding to the radial salient poles of the electromagnetic rotor. The present invention combines electric excitation and permanent magnet excitation to adjust an air gap magnetic field of a motor.

Abstract: A stator core, a motor, a power assembly, an automobile and a vehicle are provided. The motor includes: a casing; a stator core fixed in the casing, and a slit flow channel is formed between an outer side wall of the stator core and an inner side wall of the casing, and the slit flow channel is provided as a network-shaped cooling flow channel for cooling fluid to flow; a stator winding mounted on the stator core; and a rotor rotatably sleeved on an inner side of the stator core. A flow path of the cooling fluid in the network-shaped cooling channel is also network-shaped, and a flow form of the cooling fluid in the network-shaped path is turbulent.

Abstract: The present application relates to a composition comprising the following components: A) at least one ethylene/alpha-olefin interpolymer; B) a peroxide; C) at least one filler selected from one or more carbon black samples, MgO, or a combination thereof; and optionally, at least one filler selected from silica, ZnO, CaCO3, Al (OH)3, Mg (OH)2, or a combination thereof; D) a calculated P content from 0.010 wt % to 0.300 wt %, based on the weight of the composition, and wherein the calculated P content is the calculated content the phosphorus element present in one or more phosphate compounds selected from Structure 1 below: O?P (OR1) (OR2) (OR3) (Structure 1), wherein R1, R2 and R3 are each, independently, selected from i) a non-aromatic hydrocarbon or ii) a non-aromatic hydrocarbon comprising at least one heteroatom, excluding P.

Abstract: A stator-and-rotor structure and an axial magnetic field motor are provided. The stator-and-rotor structure is a dual-stator and dual-rotor structure. Permanent magnets of the outer rotor is fixed on a rotor yoke portion, the inner rotor has no rotor yoke portion, permanent magnets of the inner rotor is fixed on a rotor support, the inner stator core has no stator yoke portion, and the outer stator core has a stator yoke portion.

Abstract: A multi-timescale voltage regulation method based on source-grid-load-storage multi -terminal collaboration of a power distribution network is disclosed, which comprises: establishing, based on a Petri network, a multi-mode switching control model based on voltage security event trigger to realize effective control of a global voltage; establishing multi-objective optimization taking into account a source-storage-load regulation cost and a network transmission loss to realize collaborative and dynamic control of controllable resources of a source terminal, a load terminal and a storage terminal in each operating mode; and establishing a source-storage-load multi-terminal collaboration-based distributed voltage control model based on voltage security event trigger over a short timescale by taking into account the problems of voltage magnitude being out of limit and voltage leap, and solving online an optimal control sequence of the source terminal, the load terminal and the storage terminal in a receding horiz

Abstract: A network management method. The method includes: obtaining a network type of a target network; obtaining a logical network model of the target network based on the network type and a logical network recommendation model; determining a physical network model of the target network based on the logical network model and a physical network recommendation model; and performing network configuration based on the physical network model of the target network. An advantage of the embodiments lies in that, when a user inputs the network type of the target network instead of a large quantity of detailed network configurations, a network management system can automatically establish the required target network for the user, thereby greatly improving efficiency of establishing the target network.

Abstract: A first composition comprising a first ethylene/?-olefin/diene interpolymer and a second ethylene/?-olefin interpolymer, and wherein the first composition comprises from 0.1 to 1.0 wt % diene, based on the weight of the first composition, and wherein the first composition comprises from 40 to 70 wt % ethylene, based on the weight of the first composition.

Abstract: Disclosed are an emergency control method and system based on source-load-storage regulation and cutback. According to the method, output power of power generating sources is regulated according to a power regulating quantity and a frequency regulation requirement, an output power compensation and output frequency of each power generating source are maintained within permissible ranges, so that a balance between power supply and demand of a power distribution network is maintained; and standby energy-storage power stations are used to make up a power gap, and an external power supply system is used to assist in making up a power deficiency, so that large load disturbance can be handled make up the power gap.

Abstract: A source-grid-load-storage networked collaborative frequency control method is disclosed, which comprises acquiring total active power ?P to be regulated during a secondary frequency regulation process of a power grid; performing frequency regulation by source-grid-load-storage of the power distribution system, allocating power regulation capacities, and determining whether the desired total active power is met after the frequency regulation; if the desired total active power is met, determining whether power of power generation units is out of limit; if the power of the power generation units is not out of limit, keeping active power of the power distribution system in balance to complete frequency regulation of the power grid; if the power of the power generation units is out of limit, correcting the power regulation capacities of the power generation units of the source-grid-load-storage and compensating a power difference to keep the active power of the power distribution system in balance.

Abstract: A composition comprises (A) an ethylene/alpha-olefin/diene interpolymer; (B) a peroxide comprising at least one peroxide bond; and (C) a bis-TEMPO compound having the Structure (I), wherein R1-4 are each independently H or a C1-C6 alkyl group; X is S, O, N, P, Se, a carbonyl group, a carboxyl group, an amide group, an azo group, an imino group, a carbamate group, a peroxy group, a phosphono group, a phosphate group, a sulfonyl group, a sulfinyl group, a sulfonate ester group, a sulfonate ester group, or combinations thereof; Y is a substitute or unsubstituted aliphatic alkyl group or aromatic alkyl group, a heterocyclic group, a siloxane group, an ethylene glycol group, an imide group, or combinations thereof; and n is greater than 1. The ratio of the molar amount of nitroxide groups of component (C) to the molar amount of the peroxide bonds of component (B) is from 0.100:1.000 to 2.000:1.000.

Abstract: The present disclosure provides a composition. The composition can be formed into a foam composition. In an embodiment, the composition includes a neat ethylene/propylene/nonconjugated polyene interpolymer. The neat ethylene/propylene/nonconjugated polyene interpolymer includes from greater than 6.0 wt % to 15.0 wt % nonconjugated polyene. The neat ethylene/propylene/nonconjugated polyene interpolymer has the following properties: (i) a molecular weight (Mw) from 240,000 to 270,000; (ii) a Mooney viscosity (ML (1+4), 125° C.) from 85 to 95; (iii) a rheology ratio (RR) from 35 to 65; (iv) a Mw/Mn from 2.2 to 3.5; and (v) Mw<1389.6 [g/mole] MV+140,000 g/mol wherein Mw is the weight average molecular weight and MV is the Mooney Viscosity (ML 1+4, 125° C.). MV is the Mooney Viscosity (ML 1+4, 125° C.), and Mw is the weight average molecular weight, as determined by conventional GPC.

Abstract: A networked control method for primary frequency regulation of a new energy power station based on a source-grid-load-storage networked cloud decision control system platform comprises: determining, according to historical operating data of a new energy power station, primary frequency regulation predictive values of power generation units of the new energy power station; determining, according to the primary frequency regulation predictive values, optimal control sequences of inverters of the power generation units at different times based on a pre-established inverter active power model, wherein the optimal control sequences comprise multiple control quantities of active power of the inverters; marking the optimal control sequences at the different times with time scales, sending the optimal control sequences to executing devices of the power generation units, receiving the optimal control sequences, and determining whether to store or not store the optimal control sequences; and determining the control qua

Abstract: A packet transmission method includes: A first network device receives a first data packet; and the first network device updates the first data packet to obtain a second data packet, where the second data packet includes a global identifier; the first network device sends the second data packet to a second network device, where the global identifier is used by the second network device to verify the second data packet based on a correspondence, and the correspondence is a correspondence between the global identifier and an egress port through which the second network device transmits the second data packet.

Abstract: This application discloses a packet processing method and a related apparatus, applied to a network slice. The method includes: A first network device obtains a first packet, where the first packet includes a first slice identifier, the first slice identifier includes a plurality of consecutive sub-identifiers, the plurality of sub-identifiers indicate different attributes of a first network slice, and the first slice identifier identifies the first network slice to which the first packet belongs. The first network device forwards the first packet based on the first slice identifier. In this solution, a slice identifier including a plurality of sub-identifiers is carried in a packet. Different sub-identifiers indicate different attributes of a network slice.

Abstract: Disclosed are a voice coil motor, a method and a device for controlling the voice coil motor. The voice coil motor includes an outer coil module and an inner coil module inside the outer coil module, an air gap for the inner coil module to move is formed between the inner coil module and the outer coil module. The method includes: driving the outer coil module to generate an outer coil electromagnetic force; determining an inner coil current instruction according to an expectation force instruction and force feedback information sent by an executing mechanism of the voice coil motor; driving the inner coil module of the voice coil motor to generate an inner coil electromagnetic force according to the inner coil current instruction; and enabling the executing mechanism to generate a motor acting force according to the outer coil electromagnetic force and the inner coil electromagnetic force.

Abstract: A multi-timescale voltage regulation method based on source-grid-load-storage multi-terminal collaboration of a power distribution network is disclosed, which comprises: establishing, based on a Petri network, a multi-mode switching control model based on voltage security event trigger to realize effective control of a global voltage; establishing multi-objective optimization taking into account a source-storage-load regulation cost and a network transmission loss to realize collaborative and dynamic control of controllable resources of a source terminal, a load terminal and a storage terminal in each operating mode; and establishing a source-storage-load multi-terminal collaboration-based distributed voltage control model based on voltage security event trigger over a short timescale by taking into account the problems of voltage magnitude being out of limit and voltage leap, and solving online an optimal control sequence of the source terminal, the load terminal and the storage terminal in a receding horizo

Abstract: A networked control method for primary frequency regulation of a new energy power station based on a source-grid-load-storage networked cloud decision control system platform comprises: determining, according to historical operating data of a new energy power station, primary frequency regulation predictive values of power generation units of the new energy power station; determining, according to the primary frequency regulation predictive values, optimal control sequences of inverters of the power generation units at different times based on a pre-established inverter active power model, wherein the optimal control sequences comprise multiple control quantities of active power of the inverters; marking the optimal control sequences at the different times with time scales, sending the optimal control sequences to executing devices of the power generation units, receiving the optimal control sequences, and determining whether to store or not store the optimal control sequences; and determining the control qua

Abstract: A high-density optical module system of the present invention comprises: a multi-tier housing assembly, multiple sliding tray assemblies engaged inside each of the multi-tier housing assembly and is moveable inwardly and outwardly within the multi-tier housing assembly with the handle bar; and a multiple rows of the multi-port modules arranged in horizontal arrays containing plural ports connected to the cable adaptors, wherein the multi-port modules are fastened into the sliding tray assembly. The height of the high-density optical module system is approximately 1 RU (19 inches) containing at least 216 LC or 108 SC multiple connector ports.