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107results about How to "Reduce overall consumables" patented technology

Aircraft multi-objective optimization method based on self-adaptive agent model

ActiveCN104866692ASave optimization design costImprove approximation accuracySpecial data processing applicationsPhysical planningEngineering
The invention discloses an aircraft multi-objective optimization method based on a self-adaptive agent model, relates to a multi-objective optimization method for treating complex aircraft design, and belongs to the field of aircraft design optimization. According to the aircraft multi-objective optimization method, an integrated preference function is constructed by use of a physical planning method to realize the conversion of the multi-objective optimization problem into a single-objective optimization problem reflecting design preference; next, the self-adaptive agent model is constructed from the integrated preference function and constraint conditions to take the place of a high-accuracy analysis model, and therefore, the problem of great time taken in calculation of optimization design is solved; finally, the constraint problem is converted into a non-constraint problem by use of an augmentation Lagrange multiplier method, and the non-constraint problem is solved by use of a genetic algorithm. The aircraft multi-objective optimization method has the advantages that the solving process of the aircraft multi-objective optimization method taking much time in calculation is simple and efficient, and therefore, a Pareto noninferior solution meeting the requirements of a user can be obtained quickly to shorten the design period of the aircraft, and the design cost is reduced. Besides, the aircraft multi-objective optimization method is high in universality and convenient for program development.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Optimization method for processing multiple extreme values and multiple restricted problems in flight vehicle design

The invention discloses an optimization method for processing multiple extreme values and multiple restricted problems in flight vehicle design, relates to an optimization method of multiple extreme values and multiple restricted problems in processing flight vehicle design, and belongs to the field of flight vehicle design optimization. The optimization method combines a filter principle and a particle cluster optimization, forms a design method with ability of processing global optimization, realizes the data processing and solution of multiple extreme values and multiple restricted problems in the flight vehicle design, ensures the understanding feasibility, avoids the repeated work of setting penalty factors in traditional design solution, and improves the design efficiency and solving precision. The data processing and solving process of the optimization method is separated from a flight vehicle design optimization model, thus the universality of the optimization method is increased. The optimized design result under the conditions of multiple extreme values and multiple restrictions is applied to the flight vehicle project design; the optimization method is indirectly possessed of the advantages of shortening the design cycle of the flight vehicle, reducing cost and consumable items of appointed design task, and realizes the improvement of comprehensive performance of the flight vehicle in the appointed design task.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Padding mortar used indoor and outdoor and construction method thereof

ActiveCN101774795ALow thermal conductivityImprove heat insulation and noise reduction functionCement mixing apparatusHeat conductingPortland cement
A light super-fluidity padding mortar used indoor and outdoor is formed by mixing 28 to 32 parts by weightof R325 type or better ordinary Portland cement, 5 to 10 parts by weightof CA-50 type aluminate cement, 4 to 5 parts by weightof gypsum having a fineness more than 75 meshes, 8 to 12 parts by weightof light aggregate, 40 to 50 parts by weightof heavy aggregate (river sand), and 1.0 part by weight of compound auxiliary agent, wherein the light aggregate is an inorganic vitrified hollow pore material which has a fineness less than 100 meshes, and the compound auxiliary agent is formed by mixing 0.5 part by weightof air entraining agent, 0.3 part by weightof cellulose ether, 0.1 part by weightof re-scattering latex powder and 0.1 part by weightof water reducer. The padding mortar is diluted by adding 30 to 50 percent by weight of water and then the mixture is mixed uniformly by mechanically or manually stirring so as to reach a viscosity fit for mechanically coating or manually constructing in order to coat mechanically or construct manually. The mortar uses the specific light aggregate so the mortar has the advantages of light weight, good fluidity, excellent pasting property, difficulty to form empty drum, low heat conducting factor, energy saving, low manufacturing cost for unit area, wide indoor and outdoor application and great popularizing value.
Owner:SHENZHEN GRANDLAND DECORATION GROUP

Extreme speed PCR reaction detecting device and detecting method

The invention provides an extreme speed PCR reaction detecting device, which comprises a temperature control system, a horizontal transmission mechanism, a reaction tube fixing device, and a perpendicular transmission mechanism.The horizontal transmission mechanism drives the temperature control system to move horizontally, the reaction tube fixing device is connected with the perpendiculartransmission mechanism and capable of moving up and down along an eccentric wheel of the perpendiculartransmission mechanism so as to realize the relative reciprocating movement of a reaction tube on the reaction tube fixing device between temperature control modules. The extreme speed PCR reaction detecting device is compact in structure, the moving speed is fast, the temperature rising and falling speed of reaction liquid in the reaction tube can be increased by the temperature setting of a high temperature module and a low temperature module, the two aspects of increasing the temperature rising and falling speed of the reaction tube and the moving speed between the reaction tube and the temperature control modules are set about to achieve the purpose of shortening the time required for PCR reaction, at the same time, the detection result of the extreme speed fluorescence PCR reaction detecting device is good in repeatability, and the result is accurate.
Owner:GUANGZHOU ANGEL BIOSAFETY TECH CO LTD

LED (light-emitting diode) corn light

The invention discloses an LED (light-emitting diode) corn light which comprises a radiator, an LED light source and a lampshade component. The LED light source comprises an end light source board and a plurality of side light source boards, wherein the end light source board is mounted on one end face of the radiator, and the side light source boards are mounted on the side wall of the radiator. The lampshade component comprises an end diffuser and side diffusers, a plurality of outward projecting clamp strips are radially arranged at the edge of the end light source board by taking the center of the end light source board as a circle center, a plurality of cantilever hooks are arranged at the edge of the lower end of the end diffuser, the upper end faces of hook portions of the cantilever hooks are opposite to the lower end face of the end diffuser, the distance between the upper end face of the hook portion of each cantilever hook and the lower end face of the end diffuser is matched with the thickness of each clamp strip, the clamp strips and the cantilever hooks form a rotary fastening structure, the end diffuser and the end light source board relatively rotate, the clamp strips are rotatably connected with the cantilever hooks in a fastened manner, so that the end diffuser is connected, covers the end light source board and can be rapidly, simply and conveniently mounted, and assembly efficiency is improved.
Owner:杨小晨

Composite air-cooling pipe finned heat exchanger structure

InactiveCN106802027AReduce spacingFacilitate the realization of replacementEvaporators/condensersEngineeringAir conditioning
A composite air-cooling pipe finned heat exchanger structure relates to the technical field of air conditioning refrigeration and comprises a heat exchanger set formed by two or more sub-air heat exchangers in serial and parallel connection or a serial-parallel connection combined way. Copper tubes and fins in each sub-air heat exchangers are independent to each other; the tube diameters of the copper tubes of each sub-air heat exchangers are different; the sub-air heat exchangers in the heat exchanger arranged in a serial-connection structure are orderly arrayed according to the sizes of the tube diameters of the copper tubes; the sub-air heat exchangers of the heat exchanger arranged in the parallel-connection structure are orderly arrayed according to the size of air-side resistance; each cold medium flow paths of the heat exchanger arranged in the parallel-connection structure only flow through the same sub-air heat exchanger; each cold medium flow path of the heat exchanger arranged in the serial or parallel-connection structures or the serial-parallel mixing structure orderly flows through each sub-air heat exchanger. Problems of unevenness of wind speed, great change of intra-tube refrigerant flowing speed and great air exchanging resistance of small tube diameter can be overcome; and comprehensive performance of the air heat exchanger can be obviously improved, so performance of an air source heat pump can be optimized.
Owner:TONGFANG ARTIFICIAL ENVIRONMENT

Heat sink

The invention discloses a heat sink. The heat sink is formed by stacking and assembling a plurality of cooling fins, the production process of one single cooling fin is simple, the production machining difficulty of the heat sink can be reduced, and the production efficiency is improved; a plurality of connecting pieces are perpendicularly arranged on the edge of each cooling fin, groove openings with openings in the upper ends are formed in the upper portions of the connecting pieces, inserting pieces matched with the groove openings are arranged on the lower portions of the connecting pieces, tenons which protrude outwards are arranged on the upper end sides of the groove openings, and mortises matched with the tenons are arranged on the inserting pieces; the cooling fins are placed in a stacking mode, the positions of the connecting pieces on the adjacent cooling fins are aligned with one another in a one-to-one mode, when the cooling fins are assembled, inserting pieces on the upper layer connecting pieces are inserted into inserting openings in the lower layer connecting pieces, meanwhile, the tenons on the inserting openings are buckled into the mortises on the inserting pieces, the adjacent cooling fins are connected, the assembling and operation are easy, and can be rapidly completed, and the assembling efficiency is high. After assembly, the opposite faces of the adjacent cooling fins are distanced by gaps, ventilation and heat dissipation are facilitated, each cooling fin can be in full contact with air, and the heat dissipation efficiency is improved.
Owner:杨小晨

Multi-spindle numerical control vertical type special lathe

The invention relates to a multi-spindle numerical control vertical type special lathe, which comprises a base, wherein a processing mechanism is arranged on the base and comprises two vertical spindle units, the two spindle units are closely arranged along the transverse direction, a vertical column is arranged at the back side of each spindle unit, a vertical tail seat unit and two feeding units are arranged on each vertical column, and the two feeding units are respectively arranged at the two transverse sides of the corresponding tail seat unit; each tail seat unit comprises a first slide device, a tail seat is arranged on each first slide device, and two vertical tail seat sleeve cylinders are arranged at the lower part of each tail seat, are positioned above spindles, and are correspondingly arranged; each feeding unit comprises a second slide device and a transverse movement device, each transverse movement device is arranged on the corresponding second slide device, a knife holder is arranged on each transverse movement device, each first slide device and each second slide device can be moved on the corresponding vertical column along the vertical direction, and each transverse movement device is moved on the corresponding second slide device along the transverse direction. The multi-spindle numerical control vertical type special lathe has the advantages that multiple different types of camshaft parts can be simultaneously processed, and the production efficiency is high; the whole land occupation area of the equipment is small.
Owner:JINAN FIRST MACHINE TOOL GROUP

Radiator and LED lamp

The invention discloses a radiator and an LED lamp. The radiator comprises a heat conduction plate and heat radiation fins, wherein the heat radiation fins are produced in a split manner, the production technology of a single heat radiation fin is simpler, the production difficulty can be reduced, and the production efficiency can be improved; the heat radiation fins are connected onto the back of the heat conduction plate in a mortise and tenon connection manner and are simple to assemble and convenient to assemble and disassemble; during assembly of the heat radiation fins, inserting pieces on front connecting pieces are inserted in grooves in back connecting pieces, tenons at grooves are buckled in mortises in the inserting pieces, adjacent heat radiation fins are mutually connected, the heat radiation fins are simple and quick to assemble, and the assembly efficiency is high; the heat conduction plate is set in a dihedral angle manner, the heat radiation fins are mounted on the back side of a first panel of the heat conduction plate, the front side of the first panel is used for mounting an LED light source, and a second panel is used for mounting an electrical box. The radiator is exquisite and reasonable in design, convenient to assemble, attractive in appearance and good in heat radiation effect; the radiator is applied to the LED lamp, the heat radiation effect is good, and assembly operation is simple.
Owner:杨小晨

Pretreatment equipment for water supply of ultra-pure water machine

The invention discloses pretreatment equipment for water supply of an ultra-pure water machine. The equipment comprises a pretreatment system and a water storage system, wherein the pretreatment system comprises a water treatment reactor; the water storage system comprises a water storage tank; a water inlet end of the water treatment reactor is communicated and connected with a tap water pipe; a valve switch is also arranged on a water pipeline between the tap water pipe and the water treatment reactor; a water outlet end of the water treatment reactor is communicated and connected with a water inlet end of the water storage tank; a water outlet end of the water storage tank is communicated and connected with a water inlet end of the ultra-pure water machine; the equipment further comprises a control feedback unit; the control feedback unit comprises an electromagnetic valve and a resistivity monitoring device; the resistivity monitoring device and the electromagnetic valve are connected in series with a water pipeline between the water treatment reactor and the water storage tank; the electromagnetic valve is located on a water outlet side of the resistivity monitoring device; the resistivity monitoring device and the electromagnetic valve are electrically connected with an on-line feedback system. The equipment can improve influent quality of the ultra-pure water machine and prolong the service life of the ultra-pure water machine.
Owner:CHONGQING XINHE QIYUE TECH CO LTD

Construction platform of elevator shaft and method for utilizing construction platform to construct elevator shaft

The invention discloses a construction platform of an elevator shaft. The construction platform comprises a platform body (1) and a platform support (2). A rotating shaft (3) is fixed on the rear side of the platform support (2), a pressure rod (4) is fixed on the front side of the platform support (2), at least two support plates (5) are rotatably sleeved on the rotating shaft (3), the lower end of every support plate (5) is provided with a notch (8) stuck with the bottom surface of a door opening (7) of a front side wall (6) of the elevator shaft, the upper end of every support plate (5) is provided with a straight edge (10) which is parallel to a rear side wall (9) of the elevator shaft and abuts against the rear side wall (9), and the pressure rod (4) is tightly pressed on the two support plates (5). The invention further discloses a method for utilizing the construction platform to construct the elevator shaft. The method comprises the key steps of enabling the construction platform to be placed firmly on one layer of elevator shaft and enabling constructors to stand on the construction platform to install a template of an upper layer of elevator shaft and deposit concrete. According to the construction platform and the method, materials can be saved, the speed is quick, and the construction process is simple and convenient.
Owner:NINGBO DONGXIN CONSTR

Construction platform of elevator shaft and method for utilizing construction platform to construct elevator shaft

The invention discloses a construction platform of an elevator shaft. The construction platform comprises a platform body (1) and a platform support (2). A rotating shaft (3) is fixed on the rear side of the platform support (2), a pressure rod (4) is fixed on the front side of the platform support (2), at least two support plates (5) are rotatably sleeved on the rotating shaft (3), the lower end of every support plate (5) is provided with a notch (8) stuck with the bottom surface of a door opening (7) of a front side wall (6) of the elevator shaft, the upper end of every support plate (5) is provided with a straight edge (10) which is parallel to a rear side wall (9) of the elevator shaft and abuts against the rear side wall (9), and the pressure rod (4) is tightly pressed on the two support plates (5). The invention further discloses a method for utilizing the construction platform to construct the elevator shaft. The method comprises the key steps of enabling the construction platform to be placed firmly on one layer of elevator shaft and enabling constructors to stand on the construction platform to install a template of an upper layer of elevator shaft and deposit concrete. According to the construction platform and the method, materials can be saved, the speed is quick, and the construction process is simple and convenient.
Owner:NINGBO DONGXIN CONSTR
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