67results about How to "Reasonable load distribution" patented technology

The invention discloses a method for recycling of soybean whey wastewater by a membrane separation technology. The method includes: sterilization pretreatment; flocculation and centrifugal separation for impurity removal; whey protein recovery by ultrafiltration membrane continuous separation; whey protein powder recovery; oligosaccharide syrup recovery by nanofiltration membrane continuous concentration; oligosaccharide recovery; and dialysis water recovery by reverse osmosis membrane continuous concentration. The method provided in the invention can avoid whey wastewater rancidity and ultrafiltration membrane pollution and plugging, and improves the product quality. Employment of the continuous separation concentration mode reduces stay of intercepted objects or protein, impurity concentrated liquors in a membrane assembly to the utmost, and back-and-forth circulation between a membrane liquid inlet tank and a membrane system no longer exists. Meanwhile, the membrane surface flow speed is controlled, so that the problems of membrane pollution and low separation efficiency are solved. An osmosis filtration membrane washing process is adopted, and water is added automatically for filter wash, so that the membrane pollution and plugging problems are solved, and the product quality is improved. The selection of high temperature resistant hydrophilic membrane materials guarantee a high water flux and help to reduce membrane pollution.

The invention belongs to the technical field of software engineering, and particularly provides a runtime virtual resource dynamic allocation method and system based on feedforward and feedback control. An MAPE self-adaptation control loop is designed to carry out optimizing control over virtual resources. The self-adaptation control loop comprises a monitoring module, an analyzing module, a planning module and an execution module, wherein the planning module is formed by a feedforward controller and a feedback controller, the feedforward controller is used for dynamically adjusting the amount of the virtual resources in advance for the main disturbance factor namely the number of visitors, and the feedback controller is used for dynamically adjusting load proportions of the processed virtual resources making response time of the virtual resources as feedback quantity for other disturbance factors; the execution module is formed by a resource management module and a load balancing module. By the adoption of the method and system, optimizing configuration of the virtual resources under the circumstance that runtime environment dynamic changes occur can be achieved, optimizing operation of an application system and the high utilization rate of the virtual resources are achieved.

The invention discloses a construction method for carrying large-scale box girder by tire type gantry crane, which comprises the following steps: 1): running empty wagons to collimating position: 2) lifting the beam; 3) running the double machine linked lifting beam longitudinally; 4) turning the wheel group by 90 degrees; 5) running the double machine linked lifting beam transversely; 6) placing the beam into the target position. The construction method of the invention for carrying large-scale whole hole prefabricated box girder in box girder fabrication yard is advanced, safe, reliable and efficient, and meets the requirement of large tonnage box girder prefabrication in the sea-crossing bridge tidal flat area in Hangzhou Bay.

The invention relates to a triangle of a high device number towel machine and a design method. The triangle comprises a raising cam and a stitch cam, wherein a raising curve track is arranged on the raising cam, a stitch curve track is arranged on the stitch cam, the side surface at one end of the raising cam is arranged oppositely to the adjacent surface of the stitch cam, a triangle clearance is formed between the two end surfaces, arranged oppositely, of the raising cam and the stitch cam, the port of the raising curve track and that of the stitch curve track are in butt joint at the adjacent opposite surfaces of the raising cam and the stitch cam, the distance from the center of the raising port of the raising cam to the lower end surface of the raising cam is the raising height, the highest position of the raising curve track is the highest raising point, and the lowest position of the stitch curve track is the lowest stitch point. The triangle of the high device number towel machine is applicable to a circular knitting machine, and the newly designed triangle enables production of a high device number towel cloth to be possible.

The invention relates to a combined multi-arch type steel-structure dam, which comprises a reinforced concrete cushion cap and a pre-embedded fixed part at the dam bottom and reinforced concrete structured side piers and the pre-embedded fixed part on the two banks, wherein the steel-structural dam main body comprises a box type arch-shaped supporting main body and n small-span arch-shaped supporting panels which are fixed on a convex water-ward face of the arch-shaped supporting main body; and the arch-shaped supporting main body is an assembly which divided into n small arch-shaped supports which are formed by fixing box type small arch-shaped units A with rectangular sections and box type small arc-shaped units B with triangular sections. The combined multi-arch type steel-structure dam has the advantages that: the steel-structure dam is mainly stabilized under the counter-force action of the arch ends on the two banks, a plurality of small-span arch rings which are continuously arranged on the water-ward face ensure that the load on the dam body is uniformly transmitted to the arch-shaped supporting main body which is arranged behind the panel and has a box girder structure and then transmitted to the two banks and the foundation, so the load distribution is more rational; the dam body is light and tough, highly elastic and high in shock resistance; and the materials for building the dam are green and environmentally-friendly and can be recycled, the industrial manufacturing and installation are easily realized and the project process can be accelerated.

The invention discloses a multifunctional tree body supporting structure, in particular to the multifunctional tree body supporting structure applied in the technical field of landscaping construction. The multifunctional tree body supporting structure comprises a base constraint framework, a supporting rod piece and an upper constraint, the upper constraint is located above the base constraint frame and is of a hollow framework type structure, the supporting rod piece is obliquely arranged between the base constraint frame and the upper constraint, the upper end of the supporting rod piece isconnected with the upper constraint, and the lower end of the supporting rod piece is detachably connected with the base constraint frame. By means of the multifunctional tree body supporting structure, it is ensured that the whole supporting structure is stable and tree bodies are supported safely at the same time, and the passage safety of pedestrians is effectively improved; through a simple lighting device, it is ensured that the pedestrians are easy to recognize, and meanwhile, the ornamental value of the road landscape is improved.

The invention provides a three-fork-shaft-type noncircular bevel gear limited slip differential which is simple in structure, low in cost and high in strength. The three-fork-shaft-type noncircular bevel gear limited slip differential is provided with a differential shell, a left noncircular bevel half shaft gear, a right noncircular bevel half shaft gear and three noncircular bevel planetary gears. The left noncircular bevel half shaft gear is installed in a left half shell of the differential shell. The right noncircular bevel half shaft gear is installed in a right half shell of the differential shell. The three noncircular bevel planetary gears are installed in the differential shell through a three-fork shaft. The three-fork shaft is in a Y shape with three branch shafts. The three branch shafts are evenly distributed at equal angles. The three noncircular bevel planetary gears are meshed with the left noncircular bevel half shaft gear and the right noncircular bevel half shaft gear. The number of teeth of the noncircular bevel planetary gears, the number of teeth of the left noncircular bevel half shaft gear and the number of teeth of the right noncircular bevel half shaft gear are the same.

The invention discloses a cold extrusion forming process for a nozzle needle valve body. The process specifically includes the steps of cold finishing, forward extrusion of a rod part, extrusion of amiddle end diameter part, extrusion of a tip end part and formation of the tip end part. By means of the process, the metal streamline is continuous and is not cut through machining, the product performance is improved, the production efficiency is improved, and the utilization rate of materials is increased.

The invention discloses a swinging arm translating roof system of a dregs truck, including carriages, Top cover and top cover lifting device, A lifting device of that top cover is of a four-link structure, comprises two driven arms and two driving arms, Two driven arms and two driving arms are symmetrically inclined on the left and right sides of the vehicle compartment, the upper ends of each driven arm and the driven arm are respectively connected with the top cover through the first pin shaft, the lower ends of the two driving arms are respectively connected with the two ends of the drivingarm through shaft, and the lower ends of the two driven arms are respectively connected with the two ends of the driven arm through shaft; The driving arm through shaft and the driven arm through shaft are fixedly installed at the bottom of the car; A swivel arm and an oil cylinder are respectively arrange on two sides of that car bottom, each oil cylinder is arrange on a corresponding oil cylinder seat at the car bottom, one end of each swivel arm is welded with a driving arm on the same side, and the other end of each swivel arm is connected with a push rod of the oil cylinder on the same side through a second pin shaft. The invention ensures the sealing of the carriage after the dregs truck is loaded with goods, and avoids the leakage of materials and dust in the transportation processof the truck.

The invention discloses an air conditioning duct system capable of evenly regulating a temperature field of a building atrium. Firstly, rooms and the atrium communicate with the outside, and the roomsand the atrium communicate mutually to form an air flowing channel; and secondly, the rooms or the atrium is provided with a fresh air device forming the air pressure, so that the air pressure difference is formed between the rooms and the atrium. The air conditioning duct system capable of evenly regulating the temperature field of the building atrium is provided for solving the problem that thelarge vertical temperature gradient of the atrium space cannot be solved by an existing air conditioning system. The temperature field of the atrium space can tend to uniform in the vertical direction through the air conditioning duct system.

The invention relates to the technical field of the shaft lifting mechanism of automobiles, in particular to a shaft lifting device for leaf springs suspension. The shaft lifting mechanism comprises a frame, a shaft and leaf suspension mechanisms fixedly connected with two ends of the shaft, respectively. The shaft lifting mechanisms are fixedly connected with the upper part of the shaft and the middle of the frame. The shaft lifting mechanism includes a fixed beam, the two ends of which are fixedly connected with the frame, respectively; an airbag which is arranged on the fixed beam and which is chargeable and dischargeable; and a movable beam. The airbag is arranged between the fixed beam and the movable beam, the two ends of the movable beam are connected with lifting components, respectively, and the shaft is arranged on the lifting components. The shaft is lifted up and down by the charge and discharge of the airbag of the shaft lifting mechanism, and the lift-up and lift-down of the shaft is achieved by the device. The loads are distributed rationally, the oil consumption is reduced, and the wear of tires is reduced. Furthermore, the device has the advantages of simple structure, firmness, high strength, long service life, and low manufacture cost.

The invention discloses an assembly type rigid supporting protection foundation structure for buried pipelines, and belongs to the technical field of engineering foundations. The assembly type rigid supporting protection foundation structure comprises a foundation, and is characterized by comprising a plurality of supporting units, each supporting unit comprises a precast pile and a pipeline borne by the precast pile, pipeline ports of the two supporting units are in butt joint, each supporting unit further comprises at least one of a prefabricated arch ring and a prefabricated foundation beam, each prefabricated arch ring is supported by the foundation and covers the corresponding pipeline in a buckling mode, a gap is formed between the inner wall of each prefabricated arch ring and the outer wall of the corresponding pipeline, and each prefabricated foundation beam is supported by the precast pile and used for bearing the corresponding pipeline. According to the assembly type rigid supporting protection foundation structure for the buried pipelines, the stress condition of the pipelines can be improved through the foundation structure, the pipeline protection effect is good, durability is high, the construction cost is low, and the construction efficiency is high.

A load distribution algorithm of a substation belongs to that technical field of electric power distribution. A power supply area divide unit is included, a load prediction unit is connected to the power supply area division unit through data, a power supply proportion estimation unit is connected to the data of the power supply proportion estimation unit, an association matrix unit is connected to the data of the association matrix unit, and a load distribution calculation unit is connected to the data of the association matrix unit. The methd specifically comprising the following steps of: 1) counting the power supply area belonging to each substation; 2) forecasting the load from each power supply area to the planning level year; 3) estimating the proportion of power supply in the planning level year; 4) forming an association matrix according to the power supply proportion; 5) calculating the load distribution, which solves the problem of blindness, poor adaptability and low efficiency of the existing substation load distribution, and directly forms the load distribution coefficient matrix of the substation through the system network equation, thereby effectively establishing an analytical model, and greatly improve the accuracy, adaptability and efficiency of the load distribution process.