45results about How to "Meet changing requirements" patented technology

The invention belongs to the technical field of gasifying stations in the natural gas industry, and specifically relates to a gasifying station with a plunger pump. The gasifying station comprises a tank car, a storage tank, an air temperature type gasifier and a pressure regulation-measurement-odorizing sled, wherein the pressures of the tank car and the storage tank are balanced by an unloadingpressurizing sled so that the pressure in the tank car is increased; LNG is conveyed into the storage tank for storage; the storage tank is provided with a storage tank pressurizer; when the storage tank discharges the LNG, the storage tank pressurizer pressurizes the storage tank to increase the pressure of the storage tank, then a liquid-phase outlet valve of the storage tank is opened; after the LNG in the storage tank is conveyed to the air temperature type gasifier through the pressure difference, the LNG is conveyed to a municipal gas pipe network or a gas boiler by the pressure regulation-measurement-odorizing sled; a plunger pump is additionally arranged between the storage tank and the air temperature type gasifier; the plunger pump is controlled by a frequency converter; thus, the need for a working pressure of over 0.8MPa for a rear-end user and the varying requirements of gas consumption can be met.

An energy distribution network is provided including an energy source; a hydrogen production facility connected to the energy source; a recipient for hydrogen from the hydrogen production facility; and a controller. The controller controls the production of hydrogen by the hydrogen production facility based on inputs including energy resource availability.

The present invention relates to fan vane wheel making technology. The process of making efficient energy saving fan vane wheel with fin structure section bar includes twisting vane section bar, machining the contact curved surface between the vane root and the hub, setting vane wheel connecting part, vane surface modification, connecting the vane root and the hub and vane wheel surface protecting treatment. The said process can produce low noise energy saving vane wheel, and can meet the personalized design requirement and realize mass production of vane in high production efficiency and high product quality. The present invention may be used widely in manufacture of different kinds of fan.

The invention discloses a multi-layer configurable mobile control system for a foot type climbing robot. The multi-layer configurable mobile control system comprises a user view layer for being interacted with a user, a hardware relation layer for being interacted with climbing rotor hardware, a path and gait layer for conducting path planning and gait management, a data center layer for completing data configuration structure storage and analysis, and a main control layer for dispatching operation of all the layers. The main control layer is in communication with the user view layer, the path and gait layer, the hardware relation layer and the data center layer, and the data center layer is connected with the user view layer, the hardware relation layer, the path and gait layer and the main control layer. The multi-layer configurable mobile control system is applied to the foot type climbing robot, is complete in function, can be freely configured according to different robots and is high in universality.

The invention discloses a water outlet device of a water dispenser for households or offices, which is applied to a water dispenser or tea machine. The water outlet device comprises a water supply pipeline and a pump, and is characterized by further comprising an upright post, a guide arm and a hose, wherein the guide arm is movably mounted on the upright post so that the guide arm can rotate relative to the upright post; the guide arm extends along the horizontal direction; the extended part of the guide arm is of a hollow structure, and the free end of the extended part of the guide arm is provided with a bent pipe capable of discharging water downwards; and one end of the hose is communicated with the water supply pipeline, the other end of the hose passes through the upright post and is mounted in the hollow structure of the extended part, and the port of the hose is communicated with the bent pipe. The water outlet device has better sealing performance and can meet the requirement for regulating the direction of the water outlet of the bent pipe through swinging.

A production method of color changing clothing comprises the following steps: first, making printing patterns and then making the printing patterns into fiering films; second, cutting fabric and putting the cut fabric on a printing platform; third, preparing color changing printing paste and using water based ink with a pH value 7-9 as a printing paste base; forth, adding photographic toner and temperature-sensitive toner into the printing paste base and stirring uniformly; fifth, adding fixing agent and stirring uniformly; sixth, adding the modulated color changing printing paste into a screen and printing patterns on the fabric; seventh, naturally drying the fabric with printing patterns and getting color changing clothing when fabrics are made into clothes. The color changing clothing made by the invention changes colors when absorbing energy of sunlight and ultraviolet under an illumination of sunlight and ultraviolet and restores to the original color when losing the illumination of sunlight and ultraviolet. Therefore, the changefulness of colors and patterns can be realized, which satisfies the needs of people of changing colors and patterns.

The invention relates to coal mine equipment, in particular to a shoring device arranged at a combined mining work face end and specifically to a combined mining rail crossheading circulating forward type forepoling system. The combined mining rail crossheading circulating forward type forepoling system comprises a forepoling in a coal mine roadway and a multifunctional carrier for transporting the forepoling, wherein a cable reel device is arranged in the front of the carrier, and the forepoling is arranged along the roadway so as to forepole a rail crossheading. A forepoling adjusting jack is distributed in the center of a top beam in a cross mode and connected by a steering cartridge to prevent a forepoling from being inclined in working and moving processes, so that the stability of the forepoling in a lifting process is guaranteed and requirements that the width of the forepoling is adapted to width change of the roadway and the carrier can pass through smoothly are met. The forepoling can be moved through the multifunctional carrier, and therefore, the combined mining rail crossheading circulating forward type forepoling system is novel in forepoling moving way and is safe and reliable, the forepoling moving efficiency is increased, and meanwhile, the labor intensity of workers is greatly reduced.

The invention discloses a variable-section cyclone burner, which comprises a central air duct. A primary air pipe is sleeved outside the central air duct, a partition sleeve is sleeved at an outlet of the primary air pipe and divides the primary air pipe into an inner space and an outer space, an annular sliding stopper is mounted on the central air duct, and the annular sliding stopper is connected with a pull rod arranged on the outside of the cyclone burner. As the primary air is divided into inner primary air and outer primary air by the partition sleeve additionally mounted at the outlet of the primary air pipe of the cyclone burner and the annular sliding stopper is mounted on the central air duct, when the annular sliding stopper is pulled backwards, the inner primary air and the outer primary air ventilate simultaneously, ventilation area is expanded, primary air speed is reduced, and the requirement for reducing air speed is met; and further, when the annular sliding stopper is pushed forwards, a passage of the inner primary air is blocked, only a passage of the outer primary air ventilates, ventilation area is reduced, and accordingly primary air speed is increased.

The invention relates to an automatic adjusting mechanism for the distance between every two finger boards of a two-layer platform of a drilling workover rig and belongs to the technical field of exploitation of petroleum and natural gas. The mechanism consists of the fixed finger boards, the sliding finger boards, the overturning finger boards, worms, worm wheels, gears, motors, racks, sliding seats, transmission shafts and the like. Each overturning finger board is overturned to a position which does not influence pipe arrangement through synchronous driving of the motors, and meanwhile, thesliding finger boards slide to the required positions in parallel, so that the distance between every two finger boards is adjusted in order to adapt to the change of the diameters of different pipecolumns; automatic adjustment can be achieved remotely through only one key, staff have no need to carry out high-altitude operation on the two-layer platform, and then the requirement for placing pipe columns different in diameter can be met by a finger board frame; time and labor are saved, and the operation is safe and reliable. The mechanism solves the problems that when the diameters of pipecolumns of finger boards on existing two-layer platforms are changed, finger board frames need to be integrally disassembled and replaced or the finger boards are pried manually one by one, correspondingly the operation is inconvenient, and the high-altitude operation is high in dangerousness. The mechanism is particularly suitable for being matched with a pipe arrangement manipulator of the automated two-layer platform.

The invention relates to a novel damping adjustable shock absorber, and the internal throttling structure of the novel damping adjustable shock absorber is adjusted through a motor. The novel damping adjustable shock absorber comprises a bottom valve assembly, a piston valve assembly, an oil storage cylinder, a working cylinder, a sleeve, a piston rod, a guide block, an upper hanging ring and a close over, and is characterized by also comprising a damping adjusting valve block, a transmission mechanism and a motor, wherein a leakage groove is arranged in the damping adjusting valve block; an orifice is arranged in the piston rod and is matched with the damping adjusting valve block to form an adjustable orifice; the motor is fixedly connected with the upper hanging ring; the motor is connected with the sleeve through the transmission mechanism and drives the sleeve to rotate; the sleeve is connected with the damping adjusting valve block through a shifting fork on the sleeve; the sleeve drives the damping adjusting valve block to rotate, so that the damping adjusting valve block rotates relative to the piston rod, the opening degree of the adjustable orifice is changed, and the adjustment of the damping force is achieved.

The invention discloses an intelligent metallurgical coke prediction method combined with coke oven heating schedule parameters. The method comprises the following steps: 1, determining target variables as main performance indexes of coke, wherein the main performance indexes comprise Ad ash content, St,d sulfur content, M10 abrasive resistance, M40 crushing strength, CRI reactivity and CSR post-reaction strength; 2, determining each characteristic variable; 3, constructing an industrial big data platform; 4, enabling the big data platform to realize the extraction and storage of coke quality data; 5, selecting a plurality of groups of data from the collected data for training a gradient enhanced tree regression model to obtain six coke quality index feature importance evaluation indexes; 6, sorting the main factors influencing each quality index of the coke, completing analysis of the factors influencing the quality of the coke, constructing a multilayer neural network model, and predicting the quality of the coke. The invention provides a brand-new means and a brand-new method for optimizing the proportion of the blended coal for coking engineers.

The present invention discloses a variable-length radar pulse data caching method, belongs to signal processing technologies and particularly relates to a data caching technology. An apparatus used in the method comprises a radar pulse detection module, a data writing control module, a data reading control module, a single-port RAM (Random Access Memory) cache area and a write address register. In the method, a write cache clock is twice of an input clock, data writing and clearing are performed alternately, and an address of the end of data is stored in the write address register as a calculation source of an ending address of a read module; and a read clock is m times of the input clock, and a read bit width is n times of a data bit width. Therefore, a read speed is much higher than a write speed; and thus the method of performing proper caching without bulk-level clearing after a radar pulse period changes is implemented.

The invention discloses a supporting platform of a reinforced concrete supporting beam and a using method thereof, and relates to the technical field of underground geotechnical engineering. The supporting platform aims at solving the problems that an existing supporting device of an existing reinforced concrete supporting beam is large in erection work amount, low in working efficiency and incapable of being rapidly moved and repeatedly used. The supporting platform comprises a supporting frame body, a plurality of telescopic vertical columns and a plurality of walking wheels, wherein at least two support units of the supporting frame body are detachably connected through a plurality of diagonal bracings; each support unit comprises two supporting vertical columns, inclined supports and bottom cross rods; the inclined supports and the bottom cross rods are fixedly connected between the two supporting vertical columns; each telescopic vertical column comprises a coarse adjustment rod piece, a fine adjustment rod piece and a top plate, wherein the coarse adjustment rod piece, the fine adjustment rod piece and the top plate are coaxially and sequentially connected; the coarse adjustment rod piece is provided with a plurality of pin holes or bolt holes corresponding to the supporting vertical columns, so that the coarse adjustment rod piece arranged on the supporting vertical columns in a sleeving mode can adjust the telescopic length of the coarse adjustment rod piece according to construction requirements and is movably connected with the supporting vertical columns, and coarse adjustment of the height of the supporting platform is achieved; and the fine adjustment rod piece is fixedly connected to the top of the coarse adjustment rod piece, so that fine adjustment of the height of the supporting platform is achieved.

The invention provides a cabinet capable of electromagnetic shielding. The cabinet comprises a shielding cabinet body, a cable assembly and a connector, the connector is in connection and communication with external equipment of the shielding cabinet body, the connector is connected with the output end of the cable assembly, a shielding layer of the cable assembly is provided with a flange assembly which prevents the shielding layer from electromagnetic leakage, the shielding cabinet body is provided with through holes through which the cable assembly penetrates, and the flange assembly is mounted at the positions of the through holes in a sealed manner. The cabinet can prevent transmission signals from interference, and the installation position of the connector can be changed.

The invention belongs to the technical field of a check valve of a nuclear power unit and particularly relates to a bypass check valve for a containment isolation system. The check valve disclosed by the invention comprises a valve body (1), a valve cover (11), a valve element (5), a valve flap (2) and a hold-down spring (6); the valve cover (11) is connected to the upper part of the valve body (1) by screw threads; the valve element (5), a valve cavity input passage and a valve cavity output passage are arranged inside the valve body (1); the lower end of the valve element (5) sleeved with the hold-down spring (6) is provided with the valve flap (2); and a section capable of being closed is formed by the valve flap (2) and the valve body (1). The check valve disclosed by the invention is effectively controlled to be opened and closed by arrangement of the hold-down spring and not only can meet the pressure relief requirement under an overpressure condition, but also can meet the sealing requirement under a static condition; moreover, the check valve disclosed by the invention can be installed on horizontal pipelines, vertical pipelines and pipelines with inclination angles and meets the requirement of changeability of the pipelines on site.

The invention relates to a process and a device for biochemical pretreatment of domestic sewage, and aims at solving the key technology for the pretreatment stage of miniaturized domestic sewage in-situ treatment, so as to achieve environmental protection standard emissions of sewage treatment. Compared with the prior art, the biochemical pretreatment device has the advantages that: a biological packing flowing layer is well combined with a biological packing fixed layer according to the advantages, a good treatment effect can be obtained within a relatively large burden range, the resistance to impact load is strong, the filling rate is easy to select, the filing ratio can be selected according to the requirements, and the requirements of water change are met.