13results about How to "Superior" patented technology

The invention relates to the field of new energy hydrogen storage and hydrogen production, in particular to a method for strengthening hydrogen production through hydrazine borane hydrolysis of a high-hydrogen-storage material, which improves the hydrogen production performance of hydrazine borane hydrolysis by increasing an external electric field, not only realizes the improvement of the hydrogen production performance in a traditional hydrazine borane hydrolysis hydrogen production technology, but also can be combined with other methods for use, and has a wide application prospect. The method has the advantages that the steps are simple and convenient, the hydrogen production rate can be conveniently adjusted by increasing the starting and stopping of an external electric field and the intensity of the electric field, the automatic control is easy, the cost is low, and the method is suitable for large-scale popularization and application.

The utility model discloses a sheet bar combined type dispersion type air brick which comprises a steel shell, a base, a dispersion block, sheet bars, castable, a bottom plate and a tail pipe, the steel shell is of a conical cylindrical structure; the base is arranged in the center of the large-diameter end in the steel shell, the dispersion block and the sheet bar are arranged in a square groove of the base, and the steel shell is filled with the castable around the base and the sheet bar; a gap is formed between the bottom plate and the end face where the base and the castable are located to form an air chamber; the tail pipe is communicated with the air chamber and penetrates through the center of the bottom plate. The utility model has the advantages of simple structure and convenience in processing, solves the problems that the sheet is easy to permeate steel and the dispersion block is not erosion-resistant, and prolongs the service life.

The utility model provides a kind of analytical modeling method of model measuring point three-dimensional coordinates and Euler angle, the utility model is suspended under crossbeam by crane by scanning workpiece, solve the deformation problem of large thin-walled part different from its working posture due to the workpiece to be scanned by gravity, scanner is installed at the end of manipulator, realize all-around scanning to workpiece, according to the distance signal of scanner to control the scanning distance between scanner and workpiece to be scanned, solve the fatigue of operator long time handheld scanner, while can stably keep scanner and workpiece to be scanned directly optimal scanning distance, the utility model can satisfy the automatic scanning of different size sheet metal parts in whole vehicle reverse engineering, solve the deformation problem of large sheet metal part different from its working posture due to gravity when being placed on traditional scanning platform, while three-dimensional coordinates and Euler angle of measuring point in whole vehicle crash test and body-in-white modal test can be obtained quickly, improve scanning efficiency, shorten reverse engineering cycle etc.

This invention discloses an adaptive differential evolution algorithm for optimizing passive radar station deployment, comprising the following steps: establishing a passive time difference station deployment simulation scenario; step 2: population initialization; step 3: fitness value calculation; step 4: genetic operation. On the one hand, this invention addresses the problem of numerous variable parameters and complex parameter settings in particle swarm optimization (PSO) algorithms by incorporating iteration counts, fitness values, and weights into parameter generation, making the algorithm's search and convergence more reasonable. On the other hand, this invention considers the impact of station location error, time difference error, and communication distance between observation stations on the deployment results during experimental simulation, making the modeling process more realistic.

The utility model discloses a vehicle-mounted automatic mineral powder sampling device which comprises a sampling platform, a sampling assembly and a negative pressure sample collector, the sampling platform comprises a wagon balance and a movable portal frame; a sampling opening is formed in the position, corresponding to the wagon balance, of the middle of a corridor of the movable portal frame; the sampling assembly comprises a bracket, a pneumatic sliding rail and a sampling drill rod; the negative pressure sample collector is arranged on a corridor of the movable portal frame and is connected with a sampling hose, and the inlet end of the sampling hose is connected with an outlet pipe at the upper end of the sampling fork. The automatic sampling device disclosed by the utility model is stable in structure, capable of quickly and accurately completing multi-point sampling, avoiding the instability of manual sampling, reducing the labor intensity, high in structural adaptability and capable of improving the sampling efficiency.

The utility model discloses an ore feeding and ball adding integrated device of a mill. The ore feeding and ball adding integrated device comprises an ore feeding pipe and a ball adding assembly. The ore feeding pipe comprises a flange, a first inclined pipe, a second inclined pipe and a ball receiving groove; the second inclined pipe is arranged at the ore outlet end of the first inclined pipe, and the ball receiving groove is formed above the first inclined pipe. The ball adding assembly comprises a first chute, a second chute, a ball adding pipe, a motor and a ball control impeller; the first chute is connected with the second chute; the upper end of the ball feeding pipe is vertically arranged on the lower side of the second chute corresponding to the ball outlet, and the lower end of the ball feeding pipe is connected with the ball receiving groove. The combination of the ore feeding pipe and the ball feeding assembly makes the ball feeding efficiency more efficient and smoother, steel balls can directly enter the mill through the ore feeding pipe without affecting the ore feeding of the mill, a first rubber cushion block for shock absorption is arranged in a ball receiving groove of the ore feeding pipe, and a second rubber cushion block is arranged on the lower portion of the ball receiving groove, so that the impact force of the steel balls on a pipeline is greatly reduced; and the service life of the ore feeding pipeline is greatly prolonged.

The utility model discloses an oil-submerged pump test tool which comprises an oil tank profiling container, a manhole seat ring, a supporting piece, an oil-submerged pump, an oil conveying pipeline, a manual ball valve, a pressure gauge, a flow meter, a shock absorber, a shock absorption elbow and an oil outlet pipe. The manhole seat ring is arranged on the oil tank profiling container, the manual ball valve and the pressure gauge are adjacently arranged on the horizontal section of the oil conveying pipeline, the oil outlet end at the tail end of the oil conveying pipeline is connected with the flow meter inlet end through the shock absorber, the flow meter outlet end is connected with the oil outlet pipe through the shock absorption elbow, and the oil outlet pipe extends into the oil tank profiling container. The device is simple and reasonable in overall structure, light in weight design, convenient to disassemble and assemble, small in occupied space and convenient to arrange, and the labor intensity of an operator is relieved; the reading is convenient and quick, the test result can be quickly obtained, the test efficiency is improved, the recycling of the test liquid is realized, the resource is saved, and various application scenes are met.

The utility model discloses a laboratory test tube cleaning and drying device which comprises a box body, a fixing plate is arranged in the box body, a groove is formed in the upper surface of the fixing plate, a plurality of first through holes which are evenly distributed at intervals are formed in the bottom face of the groove in the length direction, and cleaning mechanisms are installed in the first through holes. The plurality of cleaning mechanisms are connected with the gear driving mechanism; the cleaning mechanism comprises a sealing sleeve and a cleaning pipe, the sealing sleeve is arranged in a first through hole in the bottom face of the groove in a penetrating mode, a sealing gasket is arranged between the sealing sleeve and the first through hole, and a water inlet and an air inlet are formed in the outer wall, located on the upper portion of the bottom face of the groove, of the sealing sleeve. The bottom of the cleaning pipe with the closed top end is located in the sealing sleeve, a rotary sealing ring is arranged between the cleaning pipe and the sealing sleeve, multiple rows of small through holes are formed in the pipe wall of the cleaning pipe in the length direction, and soft cleaning blocks are arranged on the two sides of the pipe wall. And a limiting device is arranged on the fixing plate. The test tube cleaning and drying device can comprehensively clean and dry test tubes, and is good in cleaning and drying effect and high in working efficiency.

This invention discloses a wet-process phosphoric acid purification and arsenic removal system, arsenic removal process, and its application, relating to the field of wet-process phosphoric acid purification and impurity removal technology. The system includes a phosphoric acid feed tank, a Venturi jet reactor, a tubular scrubbing absorber, a reaction washing and ripening tank, and a hydrogen sulfide reactor connected in sequence. The hydrogen sulfide reactor is also connected to the Venturi jet reactor. An arsenic removal filter assembly is connected to the reaction washing and ripening tank, and this filter assembly is connected to the phosphoric acid feed tank. A purification and arsenic removal process and its application are also provided. The system has a compact design, reasonable layout, simple equipment structure, and low operation difficulty, effectively reducing the addition of sodium sulfide. The system is in a closed state, effectively controlling the safety risk of hydrogen sulfide leakage, resulting in high safety; the impurity removal efficiency is high. This solves the problem of existing arsenic removal systems having a large amount of sodium sulfide added, which easily leads to hydrogen sulfide leakage and low safety.

The invention discloses a distributed photovoltaic power station power compensation system and method, and the method comprises the steps: carrying out the initial comparison of a dispatched and issued reactive power value, a current power station total reactive power value and a dead zone range, and can quickly and preliminarily judge whether reactive power compensation needs to be carried out or not; the difference value of the two values is compared with the dead zone range again, optimal selection of power compensation equipment such as a reactive power compensation device and an inverter is carried out according to the relation between the difference value and the dead zone range, certain superiority is achieved, and a solid foundation is provided for stability and rapidness of follow-up power compensation adjustment; a reactive compensation target value is divided into a normal stable area and a change area, the inverter is preliminarily adjusted to a tail end treatment value of the normal stable area, a multi-section step-by-step adjustment mode is not needed for adjustment, the adjustment efficiency is improved, the average value of the change area serves as a secondary adjustment target, the adjustment efficiency is further improved, and the adjustment cost is reduced. And the reactive power compensation device is matched for fine adjustment subsequently, so that the reactive power adjustment efficiency of the inverter is greatly improved.

The invention discloses a blast furnace smelting method for reducing nitrogen consumption per ton of iron, relates to the field of blast furnace smelting, and solves the problems that the nitrogen consumption per ton of iron is difficult to reduce and the product quality is difficult to be excellent in the existing blast furnace smelting method. The blast furnace smelting method comprises the following steps: carrying out back flushing and ash conveying on the furnace-front and furnace-back dust removal system by using air pressure; starting back flushing of a cloth bag in the gas room, and setting preset parameters; starting a coal injection and pulverizing system, carrying out leakage point detection, and controlling the oxygen content of the system; starting a nitrogen and air pressure flow monitoring system to track and detect nitrogen and air pressure flow; and smelting is started for preset time, and smelting is finished. The smelting method is optimized, nitrogen consumption is reduced from multiple stages of smelting, and parameters such as pressure and frequency of air pressure and system oxygen content are controlled; a flow monitoring system is introduced to monitor and warn the used nitrogen; and leakage point detection is carried out in the smelting process, so that nitrogen waste is reduced.

The utility model discloses an aging test tool for plasma operation equipment, which comprises a case, an operation panel, a control box, an input / output wire harness, a plurality of load resistors, a plurality of temperature sensors and at least one group of cooling fans, and a display screen, a control switch, an indicator light and an operation button are arranged on the operation panel on the front side surface of the case; the control box is fixedly mounted on a bottom plate of the case, and a control unit is arranged in the control box; one end of the input / output wire harness is connected with a plurality of plugs, and the other end extends into the case and is connected with the control unit; the plurality of load resistors are arranged in the case in parallel, and gaps are formed between the load resistors and the bottom plate; the plurality of temperature sensor probes are respectively fixed on the surfaces of the plurality of load resistors one by one; the display screen, the control switch, the indicating lamp, the operation button, the load resistor, the temperature sensor and the cooling fan are all connected with the control unit. According to the utility model, multi-aspect tests can be carried out on the plasma operation equipment, and the accuracy and consistency of the tests are ensured.

The utility model discloses a cabinet door closer which comprises a shell, a spring bolt, a spring and a clamping hook. The shell is of a hollow cuboid structure with the left end closed and the right end open, the spring bolt comprises an insertion piece and a pressing block, an inverted-T-shaped groove used for installation of the clamping hook is formed in the middle of the upper side edge of the insertion piece, and the clamping hook is inserted into the inverted-T-shaped groove of the insertion piece from a clamping hook installation groove in the shell. According to the door closer, the structure is simple, due to the arrangement of the first elastic piece, the second elastic piece and the deformation groove, the door closer is high in overall structure matching degree and rapid and convenient to install, other connecting pieces are not needed, the door closer can assist a cam lock of a simple structure in use, the manufacturing complexity of a cabinet body structure is greatly reduced, and the airtightness of a cabinet door is effectively guaranteed.