58results about How to "Reduce mechanical energy consumption" patented technology

The invention discloses a method for determining an intermittent pumping system through oil-well pump dynamic fullness well testing. The method for determining the intermittent pumping system through oil-well pump dynamic fullness well testing comprises the steps of (1) determining a net stroke of a piston of an oil-well pump through synchronous measurement of a continuous polish rod load-and-time curve and a polish rod continuous displacement-and-time curve, and using a percentage between the net stroke and a gross stroke as a fullness measuring value; (2) building a complete oil-well pump dynamic fullness decreasing history curve according to continuous read and continuous analysis of the fullness, and obtaining an etamax and an etac according to the complete oil-well pump dynamic fullness decreasing history curve; (3) using the time spent by the process that the fullness of an oil well with the given characteristic decreases from the etamax to the etac as a fixed pumping time, and selecting different to-be-pumped times Tg to form an intermittent period; (4) using a percentage between the fixed pumping time and a well shutdown time as a pumping duty ratio, compiling a series of intermittent pumping systems according to different period systems, and determining an optimum intermittent pumping system according to the maximum daily output method and a minimum pumping duty ratio. The method for determining the intermittent pumping system through oil-well pump dynamic fullness well testing enables a sucker-rod pumping oil well to achieve maximum capacity, and reduces energy consumption and operating cost.

The invention discloses a puffing machine which is used for starch-rich material puffing, belonging to puffing-machine field. It mainly comprises: main axle, pressure ring, segmented bolt, feeding cavity, segmented compression cavity, discharging device and squeezing air spout. A cylindrical diverting body is fixed between segmented bolt and squeezing sir sprout, the outer surface of diverting body is equipped with a plurality of spiral directional slots, the two ends of directional slot extend to the two ends of diverting body, the rotary direction of directional slot is in accordance with that of bolt. The material can be diverted evenly and fed into squeezing air sprout and discharged from squeezing air sprout continuously because of the homogenous distribution of directional slots on the circumference. The continuous material discharging guarantees device stability, and because the diverting body provides a propelling force, the material with large adhesiveness can also be conveyed easily, and the machinery energy consumption is reduced, productivity is increased.

The invention discloses a pneumatic banana spike stem clamping device which comprises a rack, guide rod cylinders, two guide shafts and two clamping component installation units, wherein the two guide shafts are symmetrically arranged on the rack; each guide shaft is provided with a first linear sliding block and a second linear sliding block; the two clamping component installation units are symmetrically arranged between the two guide shafts; two ends of one clamping component installation unit are respectively connected with the first linear sliding blocks on the two guide shafts, and two ends of the other clamping component installation unit are respectively connected with the second linear sliding blocks on the two guide shafts; the two clamping component installation units are driven by the corresponding guide rod cylinders; a space through which banana spike stems can pass is formed by combination between the two clamping component installation units which are respectively provided with clamping component installation positions; clamping components for clamping the banana spike stems are respectively arranged at the clamping component installation positions on the two clamping component installation units. The pneumatic banana spike stem clamping device has the advantages of being compact in structure, convenient in installation, safe and labor-saving in operation, and the like.

The invention belongs to the technical field of crushing, in particular discloses a chitin crushing method. The overspeed refrigeration is performed for selected chitin packaged in vacuum; the temperature of the overspeed refrigeration is in a range of -35 DEG C to -30 DEG C, and the time of the overspeed refrigeration is 5-10 min; and the chitin after the overspeed refrigeration can be crushed after being stored at the low temperature below -18 DEG C, or can be directly taken out from the package to be crushed in a frozen state. The method shortens the crushing time, enables crushed particles to achieve a powder state, cancels a procedure that in the prior art, crushed raw materials need to be dried before storage, optimizes the process flow, saves the energy consumption, and achieves high efficiency and speediness. Through the analysis and the test, the morphology, molecular structure, crystal structure and thermal property of the chitin are not obviously changed due to the low-temperature condition and mechanical effect of the crushing after and before the overspeed crushing; the dissolving property is prominently improved; and the application range is widened.

The present invention discloses a kind of tobacco material winnowing method and apparatus operating on inertia. Material is separated inside the box of wind separating chamber with side material inlet and vertical upward blast. The present invention features that tobacco material is made to enter the wind separating chamber at the instantaneous speed of 2-6m/s. The tobacco material with relatively small density will be blown to outside the wind separating chamber while foreign matter with relatively great density falls to the wind separating chamber.

The present invention discloses an inserting-cutting type banana crown cutting device comprising an inserting-cutting type crown cutter, a synchronous belt transmission mechanism, a movable beam, a linkage self-locking clamping jaw, ball screw mechanisms, a motor and a bracket. The inserting-cutting type crown cutter is fixed on a lower holder of the bracket. The two sets of ball screw mechanisms are vertically arranged on the holder on both sides of the inserting-cutting type crown cutter, respectively, wherein one set of the ball screw mechanism is driven by the motor and synchronous movement of the two sets of ball screw mechanisms is realized by the synchronous belt transmission mechanism. The movable beam is arranged on the two sets of ball screw mechanisms, located above the inserting-cutting type crown cutter, and driven by the two sets of ball screw mechanisms to realize up-down linear movement. The linkage self-locking clamping jaw is arranged on the movable beam, used for clamping banana stalk and matched with the inserting-cutting type crown cutter, and cutting bananaes crown by crown from the stalk is realized. The banana crown cutting device disclosed by the present invention has the advantages of compact overall structure and light weight, and is convenience in transportation, safe and labor-saving in operation and the like, and is applicable to the mechanization of banana crown cutting.

The invention discloses a centralized ploughing and burying returning method of rice and wheat straw. The method includes the steps of rice and wheat straw centralized arrangement, rice and wheat straw deep ploughing and returning to field, soil shallow ploughing and leveling, rice and wheat sowing and planting, field management and the like. According to the method, root layer soil of rice and wheat can have high fertility, tiller strengthening, early sprouting and high-yield promotion are facilitated, mechanical operation of management links like straw arrangement and centralized ploughing and burying, sowing (planting), field plant protection and fertilizer application can be achieved, an empty zone is especially reserved for a mechanical operation way, and full-process mechanical production of rice and wheat after farmland scale operation is better facilitated.

The invention discloses a split concrete core sample cutting device and a cutting method thereof, and belongs to the technical field of concrete processing. The split concrete core sample cutting device comprises a working table, wherein a slideway is arranged on an upper table surface of the working table; a cutting tool is arranged on the inner side of the slideway and is formed by a drive motor, a main shaft, a first bearing, a second bearing, a parallel type blade, a connecting rod, a cross beam and rollers; and a limited device is arranged on a lower table surface of the working table andis formed by a bottom plate, fixed bolts, adjustable bolts, a limited plate and pinned bolts. According to the split concrete core sample cutting device provided by the invention, double-cutter parallel-feeding type cutting is adopted for cutting two working surfaces of a concrete core sample at the same time, and after cutting, two processing surfaces are completely paralleled, so that the cutting period is shortened by half, and the production efficiency is effectively accelerated; and through screwing down or loosening the adjustable bolts, the space between the limited plate and the bottom plate can be further adjusted, so that the split concrete core sample cutting device can be matched with concrete core samples with different sizes, and the practicability and the applicability of the whole device are further improved.

The invention relates to a method for producing calcium carbide by a biomass fuel. The method comprises the following steps: by taking a strip-like biomass fuel raw material and a powdery calcium-containing raw material, burning volatile components generated by coking the biomass fuel raw material and oxygen-containing gases to supply heat to the calcium-containing raw material; then, preparing calcium carbide by solid carbon generated by coking and the calcium-containing raw material at 1700-2100 DEG C. By adopting the strip-like biomass fuel to replace a powdery carbon-containing raw material, the biomass fuel is relatively low in density and low in coking temperature and is fully coked at 300-500 DEG C, so that energy consumed for preparing the biomass fuel is saved. By adopting the powdery raw material, the contact area of reactants is increased, so that the reaction is fully carried out, thereby improving the reaction capacity and the raw material utilization ratio. The process is further coupled with the processes of coking the carbon-containing raw material and burning the calcium-containing raw material, and the volatile components generated by coking the biomass fuel, a byproduct CO produced by calcium carbide and an auxiliary fuel are burnt to preheat and calcine the calcium-containing raw material to 500-1500 DEG C, thereby not only realizing full utilization of the raw material, but also reducing oxygen consumption and energy consumption of the process in production of calcium carbide.

The invention discloses a sludge drying device which comprises a drying rotary drum; the drying rotary drum comprises a horizontally arranged outer rotary drum and an inner rotor arranged in the outer rotary drum, the two ends of the drying rotary drum are an inlet end and an outlet end respectively, the inlet end is connected with a gas inlet chamber used for introducing hot flue gas, and the outlet end is connected with a gas outlet chamber used for discharging low-temperature hot flue gas; the drying rotary drum is sequentially divided into a front section, a middle section and a rear section from the inlet end to the outlet end, the outer rotary drum and the inner rotor rotate in the same direction, a plurality of stirring rods are arranged on the inner rotor, and the stirring rods are arranged in a double-helix shape; and an auxiliary crushing structure is arranged on the inner wall surface of the outer rotary drum. According to the sludge drying device provided by the invention, high-temperature hot flue gas is used for direct drying, the heat transfer efficiency is high, and the drying effect is good; the specific surface area replacement speed is high and the drying efficiency is high; drying is conducted in a Brownian motion mode, and drying is uniform; equipment abrasion is reduced, and the service life of equipment is prolonged; the mechanical energy consumption is reduced.

The invention relates to an in-situ soil bioremediation method. The method includes steps: ploughing to-be-improved land, adding raw materials such as humic acid into the ploughed land, irrigating soil with microbial agents and nutritive salt in, and planting crops; after the crops are mature, performing deep ploughing, burying straw, and irrigating with bioactive microbial agents; sowing crops again after the land is compacted for a period of time. The in-situ soil bioremediation method has advantages that the microbial agents are capable of effectively improving soil granulation, and soil loosening and soil environment improvement are realized; straw is subjected to in-situ decomposition through the microbial agents to serve as a crop growth fertilizer, so that an economic value of biomass waste is increased.

The invention discloses a cellulose microfibril production method. The cellulose microfibril production method comprises the following steps of mechanically grinding the cellulose raw material into pulp, adding semi-cellulase and/or cellulase to perform enzyme pretreatment, using peroxy acid and one or more than two mixtures of metal salt of peroxy acid as an oxidizing liquid to oxide the enzyme-pretreated cellulose in water, and destroying a hydrogen bond network structure; mechanically dispersing or emulsifying the oxidized cellulose, so as to obtain the cellulose microfibril product. The cellulose microfibril production method has the advantages that by adopting the chemical oxidizing method of peroxy acid or peroxy acid salt, the -OH at the surface of cellulose can be efficiently oxidized and modified, one part of glycosidic bonds and hydrogen bonds can be destroyed, and the surface structure of the fiber can be loosened; the production cycle of post-processing can be shortened by the oxidized raw material, the mechanical energy consumption can be greatly reduced, and the cost is reduced; the operation is simple, and the cellulose microfibril production method is suitable for large-scale production.

The invention provides an air-ground converged communication method based on unmanned aerial vehicle mode conversion. The method comprises the following steps: enabling the signal frame time slot distribution of an unmanned aerial vehicle to be modeled as a function of economic efficiency and information age in a cruise unmanned aerial vehicle communication mode; establishing and solving by taking the economic efficiency of an air-ground link consisting of the unmanned aerial vehicle and ground nodes as an optimization target and taking the data acquisition and information forwarding age of the unmanned aerial vehicle as a constraint condition; in a static unmanned aerial vehicle communication mode, an unmanned aerial vehicle placement coordinate solving problem is converted into an energy consumption minimization problem taking an unmanned aerial vehicle three-dimensional coordinate as a dependent variable, and the energy consumption minimization problem is solved. And on the basis, establishing a function relationship between the economic efficiency and the state transition rate of the air-ground link by using Markov state transition, and further solving the state transition rate of the unmanned aerial vehicle by taking economic efficiency maximization as a target. By dynamically selecting the working mode of the unmanned aerial vehicle according to the wireless communication environment, a large amount of mechanical energy consumption caused by frequent cruise of the unmanned aerial vehicle can be avoided, and the economic efficiency of a communication link of the unmanned aerial vehicle is effectively improved.

The invention discloses a horizontal opposed plunger pump connecting rod connecting ring. After being cast from an overall circular ring blank and machined and formed through an overall circular ringmachine, the overall circular ring blank is cut into an upper semicircular connecting ring and a lower semicircular connecting ring through wire cutting of a quick fed wire or a slow fed wire. The split upper semicircular connecting ring and lower semicircular connecting ring are connected into the whole connecting ring through connecting bolts or cylindrical pins with the locating function. The surface of the inner circumference of the connecting ring is coated with a wear-resistant material according to the service environment or the stress condition to form a temperature-resistant, corrosion-resistant and wear-resistance layer. A connecting ring body is provided with an outer circular oil groove, an inner circular oil groove, a lubricating oil groove and an oil lubrication hole in the radial direction or the axial direction so as to realize lubrication on a related connecting motion pair. The horizontal opposed plunger pump connecting rod connecting ring is simple in structure, lowin manufacturing cost and convenient to install, ensures the centering installation and good connecting reliability of a horizontal opposed plunger pump, improves the lubricating property and corrosion resistance of the related connecting motion pair, thereby improving the operation stability and reliability of the horizontal opposed plunger pump.

The invention relates to a manufacturing process for a high-strength corrugated board. The manufacturing process is improved from an original paper production process to a drying process in a number of aspects, the high strength of the corrugated cardboard is ensured, the crack resistance is high, the rupture resistance and tear resistance are good, and the service life is long. The original paperproduction process is improved, a traditional chemical mechanical method and mechanical method are replaced with an explosion pulping, and obtained original paper has the characteristics of being high in strength, high in yield, low in cost, lower in energy consumption and the like; and a preparation process of a high-strength adhesive is improved, the problem that a starch adhesive is prone to being dilute and unstable in performance in the process of recycling is solved, the situation that the bonding strength and edge crush strength of the corrugated board are decreased due to the fact that the corrugated board produced by using the starch adhesive is prone to getting damp and being soft is avoided, the strength of the corrugated board is improved, preparing and laminating technologiesare improved, the strength of the corrugated board is further improved structurally, a drying technology is improved, and the corrugated board has higher strength and is tightly combined.

The invention discloses a planar and bidirectional staggered synchronous fringy banana conveying device. The planar and bidirectional staggered synchronous fringy banana conveying device comprises an electromotor, a first chain transmission mechanism, a gear mechanism, a second chain transmission mechanism, a first conveyer belt conveying mechanism and a second conveyer belt conveying mechanism; the integral conveying surface of the first conveyer belt conveying mechanism and the integral conveying surface of the second conveyer belt conveying mechanism are combined for forming a rectangular part with a gap, and the rectangular part serves as the combing position of banana fringes, and combed fringy bananas are scattered in a certain area around the rectangular part; the electromotor drives the first conveyer belt conveying mechanism to operate through the first chain transmission mechanism and drives the second conveyer belt conveying mechanism to operate through the gear mechanism and the second chain transmission mechanism; under the reversing effect of the gear mechanism, the first conveyer belt conveying mechanism and the second conveyer belt conveying mechanism are opposite in conveying direction, and the purpose of planar and bidirectional conveyance of the fringy bananas can be realized. By adopting the conveying device for conveying the fringy bananas, the conveying speed is high, the efficiency is high, the post-production treatment efficiency can be improved, and post-production the treatment period of the bananas can be shortened.

The invention discloses a preparation method for a stigma croci ultramicro decoction piece. The preparation method comprises the following steps: choosing stigma croci through a local graphic processing technology, and removing impurities according to dislocation degree; performing low-temperature treatment on stigma croci medicinal material, and cooling to be not higher than (-)15 DEG C according to square function; smashing the pre-frozen medicinal material into crude powder, performing secondary treatment on the stigma croci, performing equal-speed cooling to freeze, performing microwave heating unfreezing, damaging the structure of the medicinal material through a method of heat expansion and cold contraction, thereby strengthening brittleness of the material and improving air-jet pulverizing efficiency; sampling and observing surface treatment results of the stigma croci material; and after the surface treatment results are qualified, crushing the material until the grain size is smaller than 5 microns through an air-jet pulverizing process, and performing bactericidal treatment, thereby obtaining the stigma croci ultramicro decoction piece. The preparation method for the stigma croci ultramicro decoction piece disclosed by the invention can effectively reduce loss of thermal sensitive components of the medicinal material in a processing process, and increases a dissolution rate of active ingredients, so that the blood circulating promoting function and the beautifying function of the stigma croci are improved.

The invention provides a low-temperature grain depot heat insulation system and a construction method thereof. The system comprises a bin wall outside heat insulation system, a bin wall (3) and a bin wall inside heat insulation system. The bin wall outside heat insulation system is formed by forming a plastering layer (2) on the outer side of the bin wall (3) and coating a heat reflection coating facing layer (1) on the outer side of the plastering layer (2), the bin wall inside heat insulation system is composed of a steam isolating layer (4), a fixing member (5), a heat insulation layer (9) and a plaster protection layer (10), the steam isolating layer (4) is arranged between the heat insulation layer (9) and the bin wall (3), the fixing member (5) capable of bearing pressure is adopted to fix the heat insulation layer (9) and the steam isolating layer (4) on the bin wall (3), and the plaster protection layer (10) is plastered on the outer side of the heat insulation layer (9). The invention further provides a construction method of the low-temperature grain depot heat insulation system. The low-temperature grain depot heat insulation system has heat insulation effect, has performance of resisting lateral pressure, is longer in service life and can be widely applied to wall heat insulation of a house type bin of a concrete structure or a building body structure.

The invention provides a treatment system for nitrogen and phosphorus nutritive salt polluted bottom mud. The treatment system mainly comprises a pretreatment area for treating sludge, a PAM automaticdosing device which is used for respectively supplying chemicals to the front end of the stacked spiral sludge dewatering machine and the coagulation reactor; a PAC dosing device which is used for respectively supplying chemicals to the pretreatment area and the coagulation reactor. A treatment method comprises following steps: sludge is treated in the pretreatment area, is conveyed to a stackedspiral sludge dewatering machine through a sludge lifting pump, is mixed and contacted with PAM medicine powder at the front end of the stacked spiral sludge dewatering machine and then dewatered to form a sludge cake; a filtrate obtained in the pretreatment area and a sludge filtrate obtained in the stacked spiral sludge dewatering machine are conveyed into the coagulation reactor through a filtrate lifting pump; a mixed liquid from the coagulation reactor is conveyed into magnetic separation equipment to complete slag-liquid separation, then waste slag is introduced into a magnetic recoverydevice to achieve separation of magnetic seeds and non-magnetic seeds, and the non-magnetic seeds are conveyed into the stacked spiral sludge dewatering machine again. Treatment of polluted bottom mudand rapid nitrogen and phosphorus removal are achieved, the sludge treatment cost is effectively reduced, and secondary pollution is avoided.

The invention relates to the technical field of garlic mashed egg preparation, in particular to equipment for preparing mashed garlic eggs for kitchen of local restaurant, including the base. The topof the base is fixedly connected with a card seat. A stone mortar is clamped on the top of the card socket, a drive box is fixedly connected to the side of the top of the chassis. The drive box is internally provided with an odor fan-off mechanism, the side of the drive box is fixedly connected with a support plate, the support plate is positioned above the stone mortar, the odor fan-off mechanismis drivingly connected with an upper and lower hammering mechanism, the upper and lower hammering mechanism is movably connected with a magnetic rotary rubbing mechanism, and the magnetic rotary rubbing mechanism is positioned above the stone mortar. The invention is especially suitable for mashing the mashed garlic eggs in local restaurants with high popularity, and has the advantages of quicklymashing the mashed garlic eggs, imitating the manual mashing, preventing the mashed garlic and eggs from being too broken to affect the taste of the mashed garlic eggs, increasing the mashing efficiency of the mashed garlic eggs, and blowing off the splashed hot pepper water and smell.

The invention relates to the technical field of agricultural equipment and discloses a furrowing, fertilization and earthing integrated machine for banana plantation. The machine comprises a suspending head, a rack and a control cabinet, wherein the suspending head is connected with the front part of the rack; the control cabinet is mounted on one side of the rack; a fertilizer control device is mounted at the upper part of the rack; a furrowing and fertilization device is mounted at the lower part of the rack; the control cabinet is connected with the fertilizer control device; a depth-limited earthing device is mounted at the rear end of the rack; the fertilizer control device comprises a fertilizer box, a shifting assembly and a fertilizer control plate, the shifting assembly is mountedat the rear part of the fertilizer box, the fertilizer control plate is glidingly mounted at the bottom of the fertilizer box, the fertilizer control plate is connected with a fluctuation assembly, and a discharge port is formed in the fertilizer control plate. The furrowing, fertilization and earthing integrated machine has beneficial effects as follows: manpower resource can be saved, production cost is reduced, furrowing quality is guaranteed, root system of bananas is not hurt by the ditch depth, microbe diseases of rhizomes are controlled, and operation safety is improved.