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986results about How to "Uniform load" patented technology

Network with a plurality of access networks and access and switching method

The invention relates to a network with a plurality of access networks, which comprises a core network, a plurality of wireless access networks and terminals which are distributed in a coverage region of the wireless access networks, the coverage regions of a plurality of wireless access networks have overlapped regions, the center of the core network is provided with a switch strategy server, the terminals are provided with a switch strategy managing device, and the switch strategy managing device and the switch strategy server in the core network are wirelessly connected by any wireless access network. The invention further provides an access and switching method of the terminals in the network. The network and the method have the advantages that by setting the switch strategy server and carrying out the corresponding access and switching method, when various access networks are fused to build the network, a multimode terminal can select an optimum access network in the network overlapped regions, thus guaranteeing the loads of different access networks in the system to be balanced as much as possible, effectively utilizing the network capacity and resources and guaranteeing the quality of service when the terminals are used.
Owner:SHANGHAI DINGZHU COMM TECH

Preparation method and preparation system for ultralight composite traction belt

The invention discloses a preparation method and a preparation system for an ultralight composite traction belt, and provides a preparation method and a preparation system for the ultralight composite traction belt with uniform bearing and long service life. The preparation method comprises the following steps: a twist-free continuous monofilament is led out of a fiber yarn group, unfolded uniformly, and introduced into an impregnation tank for impregnation, wherein the impregnation tank is added with a glue solution, then arrangement is performed, and composite enhanced pieces are obtained after pultrusion and curing; the composite enhanced pieces are led out respectively, preheated and introduced into a head die of an extruder, an extruding die core corresponding to the section of the traction belt is arranged in the head die, the composite enhanced pieces are uniformly coated with molten thermoplastic resin in the head die and led out of the head die of the extruder, preliminary forming is realized, and the traction belt is obtained after cooling setting and cooling. The prepared traction belt is light in weight, high in strength, easy to bend, anti-fatigue, long in service life, low in maintenance cost and more applicable to a long-distance elevator.
Owner:TIANJIN GOLDSUN WIRE ROPE

Drive force control method for four-wheel drive vehicle

A drive force control method for a four-wheel drive vehicle having front wheels as main drive wheels having a mechanism capable of adjusting a driving force distribution ratio between the front wheels and the rear wheels or a left and right driving force distribution ratio between the front wheels or the rear wheels. The transverse acceleration of vehicle is detected and the absolute value corresponding to the transverse acceleration is increased. The driving force distribution ratio between the front wheels and the rear wheels is controlled in way of increasing the distribution ratio of rear wheels and the left and right driving force distribution ratio between the front wheels or the rear wheels is controlled in way of increasing the driving force of a turning outer wheel. The control transverse acceleration is used in the control and obtained through correcting the transverse acceleration signal from a transverse acceleration sensor by using a presumed transverse acceleration calculated based on turning angle and vehicle speed. Thus the driving force distribution ratio between the front wheels and the rear wheels or a left and right driving force distribution ratio between the front wheels or the rear wheels can be reliably controlled by coordinating with the trend of the vehicle.
Owner:HONDA MOTOR CO LTD

Wallboard installing component and method for installing decorative wallboard by using same

The invention relates to a wallboard installing component which comprises a main keel (1) and an auxiliary keel (2), wherein the main keel (1) is vertically arranged, and the auxiliary keel (2) is horizontally arranged; the main keel is a rectangular pipe with an opening at the back, and paired grooves (1a, 1a'), which are concave and are downwards extended, are continuously arranged on the front surface of the main keel, thereby paired upward fasteners (1b, 1b') are formed on the main keel; the auxiliary keel is a trough type keel which is provided with downward folding edges at the bottom ends of the upper side wall and the lower side wall; the two downward folding edges form a pair of buckling strip sides (2a, 2a'); the pair of buckling strip sides (2a, 2a') of the auxiliary keel are blocked and arranged in the paired grooves (1a, 1a') of the main keel to form a movable fitting device; a raised fixed point sleeve component (3) is arranged on the front surface (2d) of the auxiliary keel; and a lower buckling strip side of the auxiliary keel is provided with continuously paired limiting wedge openings (2c) which are arranged on left and right side walls of the main keel. The installing component provided by the invention can form a keel structure in which the main keel bears an integral force-bearing point, and the auxiliary keel bears a single row force-bearing point; the decorative wallboard is arranged on the auxiliary keel through the fixed point sleeve component, thereby the balanced load bearing of the keel structure can be realized; and the wallboard installing component is not only easy to install, dismantle and maintain, but also has high installation accuracy.
Owner:湖北格林森绿色环保材料股份有限公司

Electric vehicle charging guidance method considering road-network-vehicle

The invention provides an electric vehicle charging guidance method considering road-network-vehicle, which considers the charging demand difference of different types of electric vehicles, performs optimized guidance scheduling on the electric vehicles in slow charging and fast charging modes from two aspects of day-ahead and real-time. The method comprises the following steps: establishing an electrical traffic cooperative control architecture; formulating a charging station selection and navigation strategy; formulating a time-sharing and zoning electricity price to guide quick charging; and establishing a double-layer optimization scheduling model to guide slow charging. According to the method, on the premise that the safety and economy of a power distribution system are guaranteed, the satisfaction degree of power consumers is considered, and different charging requirements, time and space and other factors are considered to research the guide strategy and operation mode of the electric vehicle. Analysis of the charging station and system load conditions before and after optimization shows that the method enables the system load to be gentler than that in a free charging mode, plays a role in peak clipping and valley filling to a certain extent, and improves the operation safety and economy of a power system.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER +2
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