32results about How to "Improve evacuation capacity" patented technology

The invention relates to a dynamic emergency evacuation method for failure of urban rail transit lines, which relates to the technical field of rail transit control. The problem of secondary propagation of stranded passenger flow in network caused by limited evacuation capacity of single station is solved. The method comprises: attribute set and running state set of each station in the network being established; analyzing station passenger flow state ; SAS software being used to predict the passenger flow and simulate the arrival process of the passenger flow; determining evacuation starting point and evacuation end point; constructing the emergency rail transit cooperative evacuation network; constructing the dynamic path selection model in the range of destination; determining the best evacuation path; determining the number of emergency buses required and the interval between the buses; determining the distribution of passenger flow to be evacuated to the evacuation subway station;according to the parameters of rail transit train, determining the train transport capacity, combined with the passenger flow of subway station, to allocate the resources of train transport capacity,to formulate the train operation plan in emergency state. The invention increases the passenger flow evacuation capacity of a single node to improve the efficiency of network evacuation.

The invention discloses a location information-based evacuation guidance information pushing urgent evacuation method and system thereof. The urgent evacuation method comprises the following steps: arranging a plurality of information source detectors, performing unique coding on each information source detector, issuing urgent emergency information to crowds in monitoring regions according to the acquired detecting information comprising location information corresponding to codes; pushing evacuation guidance information to crowds in different monitoring regions; re-adjusting and sending if finding that an evacuation guidance channel has a jam trend; continuously paying close attention to long-term retention people monitored in the monitoring regions, and sending evacuation guidance information; and detecting a site to be evacuated and rescuing people needing to be rescued in the site to be evacuated. According to the urgent evacuation method, the information source equipment is detected through distributing an information source detector, monitoring of people in the site to be evacuated, pushing of location information-based real-time evacuation guidance information, feedback of the information and updating of the evacuation guidance information can be realized.

The invention relates to the technical field of fire escape, in particular to an emergency evacuation system and an emergency evacuation method. The emergency evacuation system comprises a fire alarmmodule, an emergency plan module, an evacuation instruction module and an emergency equipment control module. The emergency evacuation system and the emergency evacuation method generate initial evacuation instruction information according to building structure information, emergency plan information and a fire occurrence region, adjust the initial evacuation instruction information according to an evacuation instruction input by a user so as to generate evacuation instruction information, and then control emergency equipment in a building according to the evacuation instruction information, thereby realizing command of fire scene evacuation, and improving the evacuation effect.

A water repellent catalyst layer for a polymer electrolyte fuel cell, including a water repellent coating film provided on catalyst particles, which are coated with a proton-conductive electrolyte, and a manufacturing method for a water repellent catalyst layer for a polymer electrolyte fuel cell including the steps of: coating catalyst particles with a proton-conductive electrolyte; providing a fluorine-based compound having at least one polar group and having a molecular weight of 10,000 or less on the catalyst particles to form a fluorine compound coating film; and imparting hydrophobic property by stabilizing the fluorine compound coating film. The hydrophobic property is imparted even to the inside of fine pores of the catalyst layer to improve water evacuation performance, so that an effective surface area and a catalyst utilization ratio can be increased.

The invention discloses a portable evacuation terminal and an evacuation realizing method thereof. The evacuation terminal comprises a processor, a sensor module, a global positioning system (GPS) module, a display module and a communication module which is used for communicating with a server. The processor is connected with the sensor module, the GPS module, the display module and the communication module. The sensor module is a dynamic inclination angle sensor which is combined with a triaxial gyroscope and a triaxial accelerometer and is used for detecting azimuth and angle information and transmitting to the processor. The evacuation terminal provided by the invention can cooperate with a server for evacuating people in a site in a trample accident. The evacuation realizing method based on the evacuation terminal according to the invention has high evacuation efficiency and furthermore improves evacuation capability of the site.

The invention belongs to the technical field of escalator power supply control, and discloses an escalator dual-power-supply switching auxiliary apparatus and method. The auxiliary apparatus adopts asupercapacitor, an emergency power supply or an uninterruptible power supply as energy storage equipment; in the dual-power-supply switching process, the energy storage equipment supplies power for acontrol system of the escalator to enable a main brake and an additional brake of the escalator not to act; meanwhile, a main power system of the escalator continuously operates due to inertia until power supply switching is completed, and the main power system is powered by the switched power supply, so that normal operation of the escalator in the switching period of the dual-power-supply switching box ATS can be ensured, panic or even treading of passengers caused by escalator sudden stop in the power supply switching process of the escalator can be avoided, evacuating capability is greatlyimproved, and possibility of injury to passengers can be lowered; and the auxiliary apparatus and method provided by the invention also can be used for innovation of the existing escalator.

The invention relates to a split-turn type bus escape window and a method of using the same. The escape window comprises an outer frame, upturned glass windows and downturned side panels respectively arranged on the inner sides of the upper and lower ends of the outer frame. The upward-turning glass window and the downward-turning side plate are respectively connected with the outer frame through a spring hinge and a hinge; a self-locking gas spring is also fixed on both sides of the outer frame, and the two self-locking gas springs are connected through a connection. The lever mechanism is connected with the upturned glass window; the upturned glass window is also locked with the outer frame body and the downturned side plate through a knob type three-way lock. The beneficial effects of the invention are as follows: the split structure is used to open the escape opening, the opening and closing part has a lighter structure, and the area of ​​the escape opening is large; the escape opening can be automatically opened by simply rotating the knob-type three-way lock and lightly pushed by hand, and the operation is convenient; The upturned glass window is automatically supported after opening, no need for human support, and it is safe and stable.

The invention relates to an evacuation navigation method and device based on Bluetooth positioning, computer equipment and a storage medium. The method comprises the following steps: receiving Bluetooth data sent by at least one lamp Bluetooth device in a current scene; acquiring preset equipment attribute information of each lamp Bluetooth equipment; determining a current position according to the Bluetooth data and the equipment attribute information; and acquiring an evacuation path generated according to a scene map corresponding to the current scene and the current position, and performing evacuation navigation based on the evacuation path. By adopting the method, the crowd evacuation effect can be improved.

The invention discloses an optimization method and system for obstacle geometric shapes in a crowd evacuation simulation process. According to the method, an initial crowd is created randomly; an obstacle type is selected, and the size of each obstacle is set; a video of a designated region is acquired, and a KLT tracing algorithm is utilized to extract crowd evacuation simulation data from the video; a social force model is adopted to perform local path planning, motion tracks of all individuals in an evacuation scene are obtained, and crowd evacuation simulation is performed; whether all shape parameters of each type of obstacles are set is judged; whether a termination condition is met is judged, and if yes, the type and sizes of the obstacles are output, the evacuation time of people is set, the evacuation population in the time is set, and the step is ended; and otherwise an improved DE algorithm is utilized to perform variation, intersection and selection, and a new crowd is generated. The obstacles with certain geometric shapes can shorten the leaving time of all pedestrians, and appropriate shapes can effectively increase crowd evacuation speed.

The invention relates to a highway-railway combined construction underground station structure. The highway-railway combined construction underground station structure comprises a plurality of shieldsegments, wherein concrete linings are arranged in the shield segments; underground station spaces are formed in the concrete linings; top plates, underground second-layer plates, underground third-layer plates and underground fourth-layer plates are arranged in the concrete linings; the underground station spaces are divided into highway pipeline layers, municipal highway layers, subway station hall layers, subway station platform layers and comprehensive bottom layers, and brackets are arranged on the bottom sides of the top plates, the underground second-layer plates and the underground third-layer plates of the concrete linings; the municipal highway layers comprise highways and evacuation passages, first partition walls are arranged between the evacuation passages and the highways, and a plurality of escape doors are formed in the first partition walls; the subway station platform layers comprise prefabricated platforms and subway tracks, platform cast-in-place layers are arrangedon the prefabricated platforms, and prefabricated air ducts are formed in the bottoms of the underground third-layer plates; and prefabricated box-shaped frames are arranged in the comprehensive bottom layers. The invention further relates to a construction method of the highway-railway combined construction underground station structure. The construction method comprises seven steps. According to the highway-railway combined construction underground station structure and the construction method thereof, the problem of underground excavation construction of underground stations under complexenvironmental conditions can be solved.

The invention discloses a flyknit technology. The flyknit technology comprises the following steps of (1) according to the pattern and technology requirements, importing a knitting program into a flyknit machine; (2) enabling the flyknit machine to weave a fabric which is matched with an object; (3) sleeving the fabric weaved by the flyknit machine onto a matched object die, and supporting into certain shape; (4) putting the fabric in the step (3) into a steam machine; (5) fetching out the fabric which is heated and shaped in the steam machine, and fetching the fabric out of the die. The flyknit technology has the advantages that the number of production procedures is reduced, the production efficiency is improved, and the production cost is certainly reduced; furthermore. by arranging an abrasion-resistant layer in the fabric, the abrasion-resistant property of the fabric is improved, and the use of the flyknit object is lasting; because the abrasion-resistant layer is an activated carbon fiber layer, the adsorbing property of the fabric is realized, and the irritant gas produced in the use process is adsorbed off; in addition, the air ventilating property and the temperature dispersing ability are realized, so as to avoid the problem of stuffiness.

The invention relates to the technical field of management systems, in particular to a GIS traffic emergency management system, which is characterized in that a GIS module is used for storing data of each road, a positioning module is used for positioning vehicles, a calculation module is used for calculating the congestion condition of each road, and a display module is used for displaying the congestion condition of each road. Therefore, the evacuation effect of vehicles is improved.