30results about How to "Flexible adjustment function" patented technology

The invention discloses a semi-physical real-time simulation platform for a wind generating set and belongs to the technical field of clean energy. The simulation platform is mainly composed of an upper computer monitoring interface, a wind generating set simulation system, a controller simulation system, a current transformer controller and a variable pitch system. An upper computer is respectively connected with the wind generating set simulation system and the controller simulation system through Ethernet. The simulation platform can quickly develop and verify a control algorithm, can simulate operation characteristics of a real wind generating set, enables a controller to carry out comprehensive loop test before true machine set test, saves test cost, improves operation safety, can control the output power of a fan, stabilizes power grid fluctuation and provides a basic research platform for optimal operation of a wind power plant.

The invention belongs to the technical field of wireless communications and discloses a multifunctional circularly-polarized converter array based on a multi-layer FSS (frequency selective surface) structure and a wireless communication system; a four-layer cross oscillator equipped with a double-circle annular filtering structure is used as an array unit, different reflection-transmission characteristics are achieved in different frequency bands; then, the sizes of the cross oscillators in the X direction and the Y direction of an FSS unit are reasonably adjusted and the cross oscillators areperiodically arranged, and finally, a linearly-polarized feed source antenna is placed right above a circularly-polarized converter array and forms an included angle of 45 degrees with the X axis, the designed circularly-polarized converter array can achieve forward circularly-polarized radiation waves in high frequency bands respectively, and the functions of the reflection-type FSS circularly-polarized converter and the transmission-type FSS circularly-polarized converter array are effectively integrated on the same circularly-polarized converter. According to the FSS circularly-polarized converter in the invention, functional diversification and the intelligent degree are obviously improved, and the development and application of the FSS circularly-polarized converter technology are powerfully promoted.

The invention relates to a graphene chemical vapor reaction deposition device with high working efficiency, which comprises a base, a controller, a power mechanism, a furnace body, a gas outlet pipe and two gas conduction mechanisms. Each gas conduction mechanism comprises a gas storage tank, a gas conduit, a gas conduction chamber and a gas inlet pipe; a gas conduction assembly comprises a gas conduction shaft, a driving assembly, a first bevel gear, two fan blades and two lantern rings; and the driving assembly comprises a driving block, a rotary table, a transmission shaft, a second bevel gear, a regulation frame and a regulation unit. The graphene chemical vapor reaction deposition device with high working efficiency controls flow of reaction gas entering the furnace body by the gas conduction mechanisms, so that the reaction gas enters the furnace body in a proper proportion, and reaction efficiency is improved; and not only that, a signal processing circuit has a gain adjustableeffect, so that acquisition of different levels of input signals can be met, and reliability of the signal processing circuit is improved.

The invention provides a load power supply system, a dimming driving system for a light emitting diode and a load power supply method. The load power supply system comprises: a first switch circuit for converting an input power supply signal into an output signal to supply power to a load based on a first switch, wherein the input power supply signal has a first reference ground; a first control circuit for controlling the first switch based on an adjusting signal, wherein the first control circuit is provided with a floating reference ground, and the floating reference ground and the first reference ground are not in common ground; and a signal generation circuit for generating the adjusting signal based on the input signal, wherein the reference ground of the signal generation circuit and the reference ground of the first control circuit are common-ground. The system and the method are used for realizing accurate sampling of current and realizing a flexible output current regulation function.

The invention relates to the technical field of glass production. The invention aims to provide an adjustable blowing head for glass bottle production, which comprises a blowing head body, wherein a groove used for being arranged outside a bottle opening in a sleeving mode is formed in the bottom of the body, a vertical and square center hole is formed in the body, and the center hole extends into the groove from the upper surface of the body; an air blowing pipe is arranged in the center hole, a square sliding head matched with the center hole is arranged at the upper end of the air blowing pipe, a vertical air guide hole is formed in the center of the sliding head, and the air guide hole is communicated with the upper end of the air blowing pipe; and the body is composed of an upper half section and a lower half section, a driving mechanism is arranged in the area between the upper half section and the lower half section, and the air blowing pipe can be driven by the driving mechanism to move in the center hole in the vertical direction. The height of the air blowing pipe can be quickly and accurately adjusted, so that the length of the air blowing pipe extending into a bottle opening of a glass bottle blank is changed, and the production requirements of different types of glass bottles are met.

The invention belongs to the technical field of financial equipment, and discloses financial equipment with a bill processing function. The financial equipment with the bill processing function comprises an annular channel module, a bill accepting module and a bill selling module, wherein the annular channel module has the bill processing function; the bill accepting module is configured to receive and store bills, and the bill accepting module can be selectively and detachably installed on the side of the annular channel module and can be selectively communicated with the annular channel module to form a bill accepting channel; the bill selling module is configured to provide and output bills, and the bill selling module can be selectively and detachably installed on the side of the annular channel module and can be selectively communicated with the annular channel module to form a bill selling channel. The functions of the financial equipment can be flexibly adjusted according to needs, the financial equipment adapts to diversified use scenes, and the purposes of shortening the development period, reducing module types and reducing cost are achieved.

The invention relates to the technical field of photocatalytic testing analysis, in particular to a multifunctional photocatalytic material performance testing device and testing method. The multifunctional photocatalytic material performance testing device comprises a gas distribution system, a photocatalytic reaction system, an analytical testing system and a gas treatment system; the gas distribution system comprises two or more gas paths, all the gas paths are connected with a constant flow pump, and the constant flow pump is connected with the photocatalytic reaction system and the analytical testing system separately through a conversion valve; the output end of the photocatalytic reaction system is connected with the analytical testing system and the gas treatment system separately.The multifunctional photocatalytic material performance testing device is flexible in structure, easy to manufacture and capable of achieving testing and evaluation of photocatalytic performance andageing-resistance performance of homogeneous materials, multi-type materials, engineering application materials and the like in a complicated pollution environment, the comprehensive performance of the photocatalytic materials are accurately and quickly represented, and thus research and application of the photocatalytic materials are boosted.

The invention provides a power distribution cabinet with a large-area electrostatic discharge functional structure. The power distribution cabinet with the large-area electrostatic discharge functional structure comprises a power distribution cabinet, a fixed side bar and a sliding side bar are fixedly arranged at the inner side of the power distribution cabinet through bolts, and the fixed side bar and the sliding side bar are arranged at the two sides. A plurality of groups of transverse mounting plates are arranged between the fixed side bar and the sliding side bar, threading holes are formed at the bottom of the inner side and the rear side of the power distribution cabinet, and heat dissipation fans are fixedly arranged at the bottoms of the two inner sides of the power distributioncabinet through bolts. By arranging a metal plate with grids, a function of large-area static unified diversion and discharge is provided for the power distribution cabinet, the charges near all components contacted with the inner side of the power distribution cabinet can be guided and discharged in a unified manner, the metal plate wit the grids is arranged in a matching manner and can be hidden, the installation of electrical components is not influenced, the structure is simple, and the installation is convenient.

The invention discloses a non-equal-arm-length two-way automatic tensioning wheel. The non-equal-arm-length two-way automatic tensioning wheel is formed by assembling a base, a one-way automatic tensioning wheel assembly, a rocker arm assembly, a sliding bearing, a damping piece I, a damping piece II, an auxiliary spring holder, an auxiliary spring and a cover plate; the end of the base is connected with a front shell of an intelligent motor, the sliding bearing is arranged on the center column face of the base through a key groove, the sliding bearing is sequentially sleeved with the auxiliary spring holder, the damping piece I, the rocker arm assembly and the damping piece II, the auxiliary spring is located in the auxiliary spring holder, and the base of the one-way automatic tensioningwheel assembly and a rocker arm of the rocker arm assembly are integrated. The non-equal-arm-length two-way automatic tensioning wheel has the beneficial effects that the structure is simple and compact, and the function can be flexibly adjusted. In the applying and matching process, the high flexibility is achieved, design needs of various projects can be met, and meanwhile, cost is low.

The invention discloses a liftable three-dimensional eye protection table lamp which comprises a fixing sleeve, a table lamp body and a fixing clamp. The table lamp body is arranged above the fixing sleeve; and track plates are mounted on the two sides of the bottom of the adjusting plate correspondingly, and a movable gear and a meshing gear are arranged in the middle of the interior of the fixing sleeve correspondingly. Through the arrangement of a fixing sleeve and a movable sleeve, the movable gear and the meshing gear can play a certain supporting role according to own characteristics so that a user can quickly adjust the height of the device, in addition, a pressing piece, a push rod, a push plate, the movable gear and the meshing gear are matched to work, the movable gear and the meshing gear can be separated from the track plates, the track plates can fall down according to the gravity of the track plates so as to drive the adjusting plate to complete resetting, the limiting plate can extrude the return spring in the backward moving process of the push rod, the return spring can drive the push rod to reset according to the elasticity of the return spring, and therefore a user can conveniently use next time.

The invention relates to a multi-element combined heat-not-burn product which is composed of a heat-not-burn cigarette and a supporting structural member, and each structural unit of the heat-not-burn cigarette is located in a corresponding cavity of the supporting structural member according to the cigarette structure; a smoker can combine each structural unit of the heating non-combustion cigarette and the corresponding cavity of the supporting structural member into a binary or multi-element combined heating non-combustion product according to actual requirements, so that the functions and characteristics of the heating non-combustion product are flexibly adjusted, and the requirements of consumers on differentiation and interestingness are met.

The invention belongs to the technical field of aircraft power device systems, and discloses a linear enrichment steel cable control structure and a control method, which are used for a control mechanism of an engine power device. The linear enrichment steel cable control structure comprises a first support, a second support, a long shaft type fixing structure, a thickening steering engine assembly, a first soft steel wire rope and a second soft steel wire rope. The two ends of the long shaft type fixing structure are slidably connected to the first support and the second support respectively,one end of the enrichment steering engine assembly is fixedly connected to the center of the long shaft type fixing structure, and the first soft steel wire rope is connected to a shaft between the center of the long shaft type fixing structure and the first support. The second soft steel wire rope is connected to a shaft between the center of the long shaft type fixing structure and the second bracket; and stable control of the enrichment channel of the unmanned helicopter is ensured.

The invention discloses an adiabatic compressed air energy storage system capable of realizing non-throttling humidification, enthalpy increasing and residual heat elimination. The system comprises an air compressor, an air heat exchanger, a heat storage device, an air storage chamber, supplied water heaters and an ejecting flash vessel; an outlet of the air compressor is connected with an inlet of the air heat exchanger through a pipeline; an outlet of the air heat exchanger is connected with an inlet on the air side of the heat storage device through a pipeline; an outlet on the air side of the heat storage device is connected with an inlet of the air storage chamber through a pipeline; an outlet of the air storage chamber is connected with a working nozzle of the ejecting flash vessel; an ejecting flash pipe of the ejecting flash vessel is connected with a water source through the inside of the heat storage device; the supplied water heaters are arranged on the pipeline between the ejecting flash vessel and the heat storage device or the pipeline between the heat storage device and the water source; and an outlet of the ejecting flash vessel is connected with a turbine. The system is based on the ejecting and flashing principles, the heat exchange coefficient of water is larger than that of air, the heat exchange efficiency of the heat storage device is increased, the residual heat of the heat storage device is eliminated, the work efficiency of the system is increased, and continuous and stable operation of the system is guaranteed.