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

Semi-physical real-time simulation platform for wind generating set

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.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Multifunctional circularly-polarized converter array based on multi-layer FSS (frequency selective surface) structure and wireless communication system

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.
Owner:XIAN TECHNOLOGICAL UNIV

Child safety seat

The invention discloses a child safety seat which comprises: a supporting base suitable for being placed on a vehicle seat; a seat shell which can be arranged on the supporting base, wherein the seat shell is provided with a front end, a seat part and a backrest, an opening is formed in the front end, two side walls protrude from the left side and the right side of the seat part respectively, and a space for a child to sit is defined between the two side walls in the seat part; a retractable front end, wherein the retractable front end part is provided with a transverse part and two side parts connected with the transverse part, the transverse part extends along the width direction of the seat shell, and the two side parts are respectively pivoted with the two side walls of the seat shell, so that the front end part pivots relative to the seat shell between an extension state and a retraction state, the transverse part of the front end part is at least partially accommodated in the opening when in a contraction state, and the transverse part of the front end part extends out of the opening when in an extension state; and a locking mechanism which can lock the front end part in the stretching state.
Owner:BAMBINO PREZIOSO SWITZERLAND AG

Graphene chemical vapor reaction deposition device with high working efficiency

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.
Owner:葛顺英

Adjustable marine environment boundary condition simulating device

The invention discloses an adjustable marine environment boundary condition simulating device comprising a marine environment simulating system, a moving platform, and a to-be-tested system on the moving platform. The to-be-tested system comprises an internal pipeline. The marine environment simulating system and the moving platform are placed discretely. The marine environment simulating system comprises a first lateral interface. The moving platform comprises a second lateral interface. The second lateral interface is fixedly connected with the to-be-tested system but is not fixed to the moving platform. The first lateral interface and the second lateral interface are connected through a flexible connector. The flexible connector is a liquid pipeline. The internal diameters of the first lateral interface, the second lateral interface, and the flexible connector are all ten times greater than that of the internal interface pipeline of the to-be-tested system. According to the adjustable marine environment boundary condition simulating device, the boundary of the marine environment simulating system is extended to the moving platform, a problem is solved that the marine environment simulating system is restricted by the carrying capacity and the safe distance of the moving platform, and a flexible adjusting function is achieved for marine environment boundary condition simulation.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Load power supply system suitable for dimming driving and power supply method

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.
Owner:SHENZHEN KIWI MICROELECTRONICS CO LTD

A mammary gland surgical examination table with drainage and fixation function

The invention discloses a mammary gland surgical examination bed with the function of drainage and fixation, which comprises a bed body, one end of the bed body is provided with a folding groove, the inside of the folding groove is provided with a folding leg mechanism, and the middle position of the inside of the bed body is provided with a There are several adjustment sleeves matched with the bed body in the middle position of the bottom end of the adjustment pad, the inside of the adjustment sleeve is interspersed with an adjustment rod that matches the adjustment pad, and the bottom of the adjustment rod is provided with a bed The fixed ring matched with the bed body, the middle position of the top of the bed body is provided with a fixed belt, one end of the fixed belt is provided with a fixed block matching with the bed body, and the end of the bed body away from the folding groove is provided with a positioning plate, which is connected with the folding groove. A position adjustment shaft is arranged between the bed bodies, a mammary gland groove is arranged at a middle position inside the position adjustment plate, and a soft pad matched with the mammary gland groove is arranged at the top of the mammary gland groove. The beneficial effect is as follows: the patient can have a more complete treatment process by setting the breast groove, the adjusting block, the folding groove, the bed body and the positioning board.
Owner:徐树建

Wearable arm vascular clamp and using method thereof

The invention provides a wearable arm vascular clamp and a using method thereof. The wearable arm vascular clamp comprises two arc-shaped vascular clamp bodies consistent in specification, a flexiblerod and an arm fixing belt; the arc-shaped vascular clamp bodies are detachably connected to one end of the flexible rod, and the arm fixing belt is fixedly connected to the other end of the flexiblerod. The wearable arm vascular clamp is simple in structure and convenient to use, the probability that an operator touches the tail part of the vascular clamp can be reduced, and the probability thatthe tail part of the vascular clamp and a suture line are twisted is reduced. The tail part of the vascular clamp is fixed, so that the clamping plane of the vascular clamp is not easy to shift; meanwhile, the design of the flexible rod makes the vascular clamp have an adjusting function and suitable for different patients.
Owner:陈彬

Adjustable blowing head for glass bottle production

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.
Owner:四川天马玻璃有限公司

Adjustable marine environment boundary condition simulator

The invention discloses an adjustable marine environment boundary condition simulation device, which includes a marine environment simulation system, a motion platform and a system to be tested on the motion platform, the system to be tested includes an internal pipeline, and the marine environment simulation system is separated from the motion platform Placement, the marine environment simulation system includes a first lateral interface, and the motion platform includes a second lateral interface; the second lateral interface is fixedly connected to the system to be tested, but is not fixed to the motion platform; the second One lateral interface and the second lateral interface are connected by a flexible connector; the flexible connector is a liquid pipeline; the inner diameters of the first lateral interface, the second lateral interface and the soft connector are larger than the inside of the system to be tested The interface pipeline is more than ten times. The invention extends the boundary of the marine environment simulation system to the motion platform, solves the problem that the marine environment simulation system is limited by the load capacity of the motion platform and the safety distance, and realizes the flexible adjustment function of the simulation of the boundary conditions of the marine environment.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Financial equipment with bill processing function

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.
Owner:深圳怡化电脑科技有限公司

Multifunctional photocatalytic material performance testing device and testing method

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.
Owner:国合通用(青岛)测试评价有限公司

A Pneumatic Plastic Bottle Heat Shrink Labeling Operation Device

The invention discloses a pneumatic heat-shrinkable labeling operation device for plastic bottles, which relates to the technical field of beverage bottle production. The pneumatic heat-shrinkable labeling operation device for plastic bottles includes a sleeve label machine and a steam heat-shrink furnace. Mechanism, air-drying mechanism and positioning mechanism, one end of the conveying frame extends from one side opening of the steam heat shrinking furnace to its interior and passes through the other side opening. The pneumatic heat-shrinkable labeling operation device for plastic bottles, the label can be more evenly attached to the bottle body during the heat-shrinking process, which provides a guarantee for the quality of the heat-shrinkable labeling of this device. Compared with the traditional heat-shrinkable label Labeling device, the packaging quality of this device is higher, and it has the advantages of simple and fast operation, high efficiency and practicality. This operation step is set between sleeve labeling and heat shrinking treatment, and will not affect the continuity of the overall process.
Owner:浙江霄腾智能科技有限公司

Power distribution cabinet with large-area electrostatic discharge functional structure

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.
Owner:河北大唐国际张家口热电有限责任公司

Upper-traction adjusting type assembled cofferdam

The invention discloses an upper-traction adjusting type assembled cofferdam which comprises a wading bottom wall and two side walls, wherein the wading bottom wall and the two side walls form a cofferdam main body; adjusting bases are hinged with both ends of a U-shaped upper-traction beam through support hinge pins and are positioned right above the wading bottom wall and the two side walls; a U-shaped parallel clamping base is arranged below the two side walls in a sleeving manner; wading ends of the U-shaped parallel clamping base are hinged below the wading bottom wall through root hingepines; non-wading ends of the U-shaped parallel clamping base are connected with both sides of the U-shaped upper-traction beam. As the U-shaped upper-traction beam is connected with the wading bottomwall and the two side walls to form an entity, the overall connection strength of the cofferdam can be improved; the lower ends of the U-shaped upper-traction beam are supported on the wading bottomwall, and the two side walls are tracked and lifted on both sides of the U-shaped upper-traction beam through positioning holes, traction screw rods and adjusting screw nuts. The upper-traction adjusting type assembled cofferdam is simple and stable in overall structure, easy to construct and implement and very convenient to both mount and dismount.
Owner:STATE GRID CORP OF CHINA +2

Bioabsorbable blood vessel closure device

The invention discloses a bioabsorbable blood vessel closure device, and belongs to the technical field of medical technology. According to the key point of the technical scheme, the bioabsorbable blood vessel closure device comprises a connecting plate, two blood vessel clamping assemblies are movably connected with the top of the connecting plate, and a wearable assembly is fixedly connected to the bottom of the connecting plate; and protection assemblies used in cooperation with the blood vessel clamping assemblies sleeve the two sides of the connecting plate. The problems that in the prior art, due to the fact that the tails of two independent blood vessel closing devices are not fixed and are in the upwarp state or lean against the arms, an operator often touches the tails of the blood vessel closing devices in the operation process, and the blood vessel closing devices cannot be fixed easily are solved. The problems that a forceps holder plane of a blood vessel shifts, the tail of the blood vessel closure device is often wound with a suture, the suturing process is hindered, the independent blood vessel closure device is prone to falling due to accidental collision, secondary injury is prone to being caused to a patient, potential safety hazards exist, and treatment of a doctor is affected due to the fact that the tails of two existing independent blood vessel closure devices are not fixed and in an upwarp state or obliquely lean against an arm, during an operation, the tail of the blood vessel closure device is frequently touched are solved.
Owner:天津百和至远医疗技术有限公司

Non-equal-arm-length two-way automatic tensioning wheel

PendingCN108561517AAdjust positive pressureAdjust damping torqueGearingEngineeringRocker arm
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.
Owner:无锡市贝尔特胶带有限公司

Power distribution cabinet with large-area electrostatic discharge function structure

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.
Owner:河北大唐国际张家口热电有限责任公司

Power head assembly and four-degree-of-freedom fine-tuning base mechanism

The invention relates to mechanical manufacturing equipment, particularly to a mechanical cutting machining device and a corresponding adjustment mechanism. A four-degree-of-freedom fine adjustment base comprises a base assembly; a power head assembly comprises a power head, a cutting tool, a motor and a transmission belt; the cutting tool is connected onto an output shaft of the power head; the motor is connected with the power head through the transmission belt; the base assembly comprises an upper wedge block, a lower wedge block, an upper flat plate, a lower flat plate, a supporting plate, a pushing plate, a cushion plate group, a fine adjustment bolt group, a locking bolt group and a thrust bolt. According to the power head assembly and the four-degree-of-freedom fine adjustment base, the power head assembly is fixedly connected onto the four-degree-of-freedom fine adjustment base, the mechanical cutting machining is implemented through the power head assembly, the function of fine adjustment along four degrees of freedom is achieved through the four-degree-of-freedom fine adjustment base, the precision adjustment on the power head assembly is implemented through the four-degree-of-freedom fine adjustment base, and accordingly the precision positioning is rapid and the efficiency and the quality of equipment installation are improved.
Owner:ANHUI JINSANHUAN METAL SCI & TECH

Liftable three-dimensional eye protection table lamp

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.
Owner:深圳市森邦照明有限公司

An adiabatic compressed air energy storage system with non-throttling humidification and enthalpy increase

ActiveCN106703916BAvoid throttling lossesThe pressure of the mixed working fluid is reducedSteam generationMachines/enginesWater vaporWater source
The invention discloses a heat-insulating compressed air energy storage system achieving humidifying and enthalpy increasing in a non-throttling mode. The heat-insulating compressed air energy storage system comprises an air compressor, an air heat exchanger, a heat storage device, an air storage chamber, a feed water heater and an ejection flash evaporator. 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 air side inlet of the heat storage device through a pipeline, an air side outlet of the heat storage device is connected with an inlet of the air storage chamber through a pipeline, and an outlet of the air storage chamber is connected with a working nozzle of the ejection flash evaporator; and an ejection flash tube of the ejection flash evaporator is connected with a water source through the feed water heater, an outlet of the ejection flash evaporator is connected with an inlet of the heat storage device through a pipeline, and an outlet of the heat storage device is connected with a turbine. Based on ejection and flash principles, a mixed working medium is depressurized through the mode that compressed air is mixed with high-temperature water or vapor, throttling loss caused by a traditional throttling depressurization valve is avoided, and the output power of a system is increased.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Multi-element combined heat-not-burn product

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.
Owner:云南纯旭生物科技有限公司

Wide-application-range suspension device for mechanical equipment part machining

The wide-application-range suspension device for mechanical equipment part machining comprises a supporting beam frame and supporting columns, a hoisting structure is arranged at the bottom end of the supporting beam frame, the hoisting structure comprises a metal cover, the supporting columns are installed at the four corners of the supporting beam frame, and lifting structures are arranged at the bottom ends of the supporting columns. By arranging the hoisting structure, adjustment of the hoisting position and operation of a driving motor are achieved, a lead screw can be driven to rotate, threaded connection between a threaded sleeve and the lead screw is matched, the winding machine is controlled to move horizontally, the position of a hook is changed, the side section of an anti-disengaging block is in a T shape, and the anti-disengaging block is buckled in a metal cover; and meanwhile, the hoisting structures are distributed at the bottom end of the supporting beam frame in a central symmetry mode, mechanical equipment parts of different sizes can be hoisted conveniently, therefore, the suspension device has the flexible adjusting function, and the applicability of the suspension device is improved.
Owner:盐城承驰房屋土地征收咨询服务有限公司

Dividing wall column and dividing-wall rectification method

The invention discloses a dividing wall column. The dividing wall column comprises a liquid-phase backflow distributor, a gas-phase adjusting assembly and a liquid-phase redistributor, wherein the gas-phase adjusting assembly intervenes in the gas-liquid mass transfer strength by changing the sectional areas of gas-phase flow channels on two sides of a partition plate, fractionation definition adjustment can be achieved, then gas-liquid transfer is limited, and heat load adjustment and product definition adjustment are achieved. The dividing wall column provided by the invention has the effects of flexibly adjusting the definition of fractionated products and saving energy consumption.
Owner:CHINA PETROLEUM & CHEM CORP +1

Linear enrichment steel cable control structure and control method

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.
Owner:CHINA HELICOPTER RES & DEV INST

A kind of dividing wall column and dividing wall rectification method

The invention discloses a dividing wall rectification tower. The dividing wall column of the present invention includes a liquid phase reflux distributor, a gas phase regulating plate and a liquid phase redistributor, and the gas phase regulating plate can change the cross-sectional area of ​​the gas phase flow channel on both sides of the dividing plate and intervene in the gas-liquid mass transfer intensity, which can realize The adjustment of fractionation clarity, and then limit the transfer of gas and liquid, realize the adjustment of heat load and product clarity. The wall-dividing column of the present invention has the effects of flexibly adjusting the clarity of fractionation products and saving energy consumption.
Owner:CHINA PETROLEUM & CHEM CORP +1

An Adiabatic Compressed Air Energy Storage System with Non-throttle Humidification and Enthalpy Elimination of Residual Heat

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.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Multifunctional circular polarization converter array and wireless communication system based on multilayer fss structure

InactiveCN109786976BDifferent reflective propertiesFlexible adjustment functionAntennasConvertersCommunications system
The invention belongs to the technical field of wireless communication, and discloses a multi-functional circular polarization converter array and a wireless communication system based on a multi-layer FSS structure; a four-layer cross vibrator loaded with a double-circular ring filter structure is used as an array unit, and in different frequency bands It has different anti-transmission characteristics; then by reasonably adjusting the size of the cross oscillator along the X and Y directions of the FSS unit and arranging them periodically, and finally placing the linearly polarized feed antenna on the positive side of the circularly polarized converter array Above and at an angle of 45 degrees to the X-axis, the designed circular polarization converter array can respectively realize forward circularly polarized radiation waves in the high frequency band, effectively integrating reflective FSS on the same circular polarization converter Functions of circular polarization converter and transmissive FSS circular polarization converter array. The FSS circular polarization converter of the present invention has diversified functions and significantly improved intelligence, and effectively promotes the development and application of the FSS circular polarization converter technology.
Owner:XIAN TECH UNIV

Adiabatic compressed air energy storage system capable of realizing non-throttling humidification, enthalpy increasing and residual heat elimination

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.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

A compressed air energy storage system with non-throttling humidification and enthalpy increase

The invention discloses a non-throttling humidifying and enthalpy-increasing compressed air energy storage system. The non-throttling humidifying and enthalpy-increasing compressed air energy storage system comprises an air compressor, an air heat exchanger, an air storage chamber, a feed water heater and an injection flash evaporator. 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 of the air storage chamber through a pipeline. A relief port of the air storage chamber is connected with a working nozzle of the injection flash evaporator through a pipeline. An injection flash evaporation pipe of the injection flash evaporator is connected with a water side outlet of the feed water heater through a pipeline. A water side inlet of the feed water heater is connected with a water source. An outlet of the injection flash evaporator is connected with a turbine. The non-throttling humidifying and enthalpy-increasing compressed air energy storage system is based on the injection and flash evaporation principle, the pressure of mixed working media is decreased by mixing compressed air with high-temperature water or water vapor, the power capacity of the working media of unit volume is obviously higher than that of compressed air under traditional identical temperature and pressure parameter conditions, and the output power of the compressed air energy storage system can be remarkably improved; and in addition, a heat storage device does not need to be arranged, and the cost performance is high.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)
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