18results about How to "Improve discharge rate" patented technology

The invention relates to the technical field of preparation of low-carbon magnesia carbon bricks, in particular to a preparation method of a low-carbon magnesia carbon brick, which comprises the following steps: adding magnesia, graphite, carbon black, an antioxidant and a binding agent into a stirrer according to a preset proportion, uniformly stirring, and mixing to obtain pug; adding the pug into a vacuum high-pressure forming machine for layered forming to obtain a low-carbon magnesia carbon brick blank; performing heat treatment on the low-carbon magnesia carbon brick green body to obtain the low-carbon magnesia carbon brick, and performing ultrasonic detection on the low-carbon magnesia carbon bricks to determine whether the low-carbon magnesia carbon bricks have spallation and a spallation distribution mode, and determining and adjusting parameters of a high-pressure forming process of the low-carbon magnesia carbon brick blanks or adjusting parameters of a mixing process based on the spallation distribution mode, so that the quality of the low-carbon magnesia carbon bricks is improved.

The invention relates to the technical field of positive electrode materials, and particularly discloses a preparation method and application of a modified lithium cobalt oxide positive electrode material. The preparation method comprises the following steps: S1, preparing modified graphene by taking polyvinyl alcohol modified porous graphene, phosphatic acid, 5-boracolinic acid, zinc sulfate and carboxymethyl chitosan as raw materials; s2, adding carboxymethyl chitosan into water, stirring and dissolving, adding the modified graphene, and uniformly mixing to obtain a modified solution; spraying the modified liquid on the surface of lithium cobalt oxide, and drying to obtain a modified lithium cobalt oxide positive electrode material; the modified graphene is prepared from the following raw materials in parts by mass: 10 to 12 parts of polyvinyl alcohol modified porous graphene, 2.5 to 4 parts of phosphatic acid, 2 to 3 parts of 5-boron pyridine carboxylic acid and 3 to 4 parts of carboxymethyl chitosan; the modified liquid is prepared from the following raw materials in parts by mass: 3 to 5 parts of carboxymethyl chitosan, 120 to 150 parts of water and 0.6 to 1 part of modified graphene.

The utility model discloses a molding device for rapid molding of veterinary drug particles, relates to the technical field of veterinary drug production equipment, and solves the problems in the prior art that cut particles are easy to adhere to each other when falling off, so that not only is the loss of production raw materials caused, but also the production cost is increased. Comprising a mixing auger, a discharging port of the mixing auger is connected with a conveying auger, a discharging port of the conveying auger is connected with a pelletizer, the pelletizer comprises a rack, a first driving air cylinder and a charging barrel, the first driving air cylinder and the charging barrel are connected to the rack, a discharging box is arranged at the discharging end of the charging barrel, an atomization spray head is connected into the discharging box, and the first driving air cylinder and the charging barrel are connected to the rack. And the atomizing nozzle is connected with the anti-adhesion spraying pressure tank through a connecting pipe. The anti-adhesion cutting device has the beneficial effects that an anti-adhesion agent can be sprayed through the atomization spray head during cutting, adhesion caused by surface viscosity is avoided, raw material loss is reduced, and the rate of finished products is increased.

The impurity removal device comprises an impurity removal reaction tank, a liquid extraction pipe penetrates through a tank cover of the impurity removal reaction tank, the liquid extraction pipe is in vertical sliding connection with the tank cover, one end, penetrating out of the tank cover, of the liquid extraction pipe is connected with a hose, the periphery of the liquid extraction pipe is sleeved with a worm wheel disc in a threaded mode, and the worm wheel disc is connected with a worm gear. The periphery of the worm wheel disc is connected with a worm in a meshed mode, the worm drives the worm wheel disc to rotate when rotating so as to control the liquid pumping pipe to move upwards or downwards to adjust the height, and a corrugated sealing sleeve is fixed to the connecting position of the liquid pumping pipe and the tank cover. The liquid pumping pipe is externally connected with the pump body, so that an impurity-containing solution in the impurity removal reaction tank is conveniently pumped out, the possibility of shaking benzophenone is reduced, the separation rate of the benzophenone and the impurity-containing solution is further improved when the impurity-containing solution is discharged, the depth of the liquid pumping pipe inserted into the impurity removal reaction tank can be adjusted, and the impurity removal reaction tank is convenient to use. Therefore, the height of the liquid pumping pipe can be adjusted according to different reaction amounts in the tank, and the discharge rate of an impurity solution can be improved.

The invention discloses an efficient sewage treatment device and method for sewage treatment, and relates to the technical field of sewage treatment.The efficient sewage treatment device comprises a rack, a treatment cylinder is installed on the rack, a filter cylinder film is arranged in the treatment cylinder, a sewage flow cavity is formed between the filter cylinder film and the treatment cylinder, and one end of the sewage flow cavity is connected with a first left pipe and a third left pipe; the other end of the sewage flow cavity is connected with a first right pipe and a third right pipe, the first right pipe is provided with a first right valve, the third right pipe is provided with a third right valve, one end of the filter cartridge membrane is connected with a second left pipe, the second left pipe is provided with a second left valve, and the other end of the filter cartridge membrane is connected with a second right pipe. A second right valve is mounted on the second right pipe, a sewage cleaning mechanism is arranged in the sewage flow cavity and used for cleaning a filter cartridge membrane, and flocculation and sedimentation mechanisms are mounted at the two ends of the treatment barrel respectively. The discharge rate of high-concentration sewage every time is increased, and the sewage treatment quality and efficiency are improved.

The invention discloses a discharge aiding agent for oil well fracturing and a production method, and relates to the technical field of production of discharge aiding agents. Comprising the following components in parts by weight: 80-95 parts of a basic solution, 0.3-0.9 part of a viscosity modifier, 3-5 parts of a cracking agent, 0.2-0.5 part of a modified dispersant, 6-8 parts of a diethylenetriamine cross-linking agent, 1-3 parts of an acidifying agent, 0.3-0.6 part of a protective agent and 10-30 parts of a modified filler prefabricated solution, the modified dispersant is a lignin modifier obtained by sulfonating and modifying lignin with potassium bisulfite; the modified filler prefabricated liquid is prepared by coating and modifying quartz sand with polytetrafluoroethylene and acrylic resin; the quartz sand is coated with polytetrafluoroethylene and acrylic resin to form a double-layer coating structure with a firm inner layer and a flowing outer layer, so that the mechanical strength, the stability and the high-temperature resistance of the discharge aiding agent are enhanced, and the discharge rate and the discharge aiding rate of the discharge aiding agent are improved.

The embodiment of the invention provides a visual experiment device and method for simulating the motion trail of bubbles in a battery runner. Wherein the visual experiment device comprises a visual flow field plate, a gas injection component, an elastic block and a feeding component. The circumferential direction of the visual flow field plate is sealed, the visual flow field plate is internally provided with a gas injection port, a liquid inlet, a liquid outlet and a flow field runner for communicating the liquid inlet with the liquid outlet, and the gas injection port is communicated with the flow field runner; the air injection port is filled with the elastic block in a sealed mode, and the air injection component is used for penetrating through the elastic block and injecting air into the flow field runner to form bubbles; the feeding component is communicated with the liquid inlet through a pipeline so as to inject cooling liquid into the flow field flow channel. The flow field flow channel is arranged on the visual flow field plate, so that the movement track and retention condition of bubbles can be directly and visually observed, and support is provided for research, development and design of the cooling side flow channel.

The utility model provides a concentrated sulfuric acid discharging device and a sewage treatment system, and relates to the technical field of industrial sewage treatment, the concentrated sulfuric acid discharging device comprises a tank body, a first pipeline, a fan and a second pipeline, one end of the first pipeline is connected with the tank body, and the fan is arranged at the other end of the first pipeline; the fan is used for blowing air out of the first pipeline to form negative pressure in the first pipeline, the second pipeline is connected with the first pipeline, and the connecting point of the second pipeline and the first pipeline is located between the tank body and the fan. According to the concentrated sulfuric acid discharging device, the fan is additionally arranged on the first pipeline, so that concentrated sulfuric acid liquid in the tank body can be quickly pumped out by utilizing a siphonic effect, the disturbance of the liquid in the tank body is enhanced, and the process of forming acid mud by mutual polymerization of sediments is delayed; meanwhile, the sediment diffuses and moves in the concentrated sulfuric acid liquid and can be discharged from the first pipeline along with the liquid, so that the discharging probability of the sediment is increased, the quantity of the sediment in the tank body is reduced, and the formation of acid mud is inhibited.

The utility model relates to the technical field of chemical equipment, in particular to continuous production equipment, which comprises first-stage tar kettle residue drying and cracking equipment, second-stage tar kettle residue drying and cracking equipment, third-stage tar kettle residue drying and cracking equipment, third-stage tar kettle residue drying and cracking equipment, fourth-stage tar kettle residue drying and cracking equipment and fourth-stage tar kettle residue drying and cracking equipment, an arc-shaped scraper is fixed on the outer wall of the stirring shaft; the conveying barrel and the first outer barrel are integrally communicated, the other end of the conveying barrel is perpendicularly communicated with the discharging barrel, the sight glass is arranged at the top of the discharging barrel, the conveying rod is installed in the shaft seat in a shaft seal mode, and the sealing performance of the device is guaranteed. The arc-shaped scrapers spirally arranged on the stirring shaft of the equipment form plug flow, backmixing and wall sticking of materials are avoided, stirring is more uniform, the heat transfer efficiency is remarkably improved, discharging is smoother through the matched design of the conical necking opening of the conveying barrel and the vertical discharging barrel, the solid discharging rate can be increased, the liquid residual rate can be reduced, meanwhile, material conveying is more convenient, and the service life of the equipment is prolonged. The blockage cannot easily occur.

The application provides an aluminum secondary battery liquid electrolyte, which comprises anhydrous aluminum chloride and an organic ammonium, the organic ammonium is one of disubstituted aliphatic amines, the substituents can be alkyl, alkenyl or aromatic hydrocarbon groups, and the liquid electrolyte is a transparent liquid at room temperature. The liquid electrolyte prepared by the application has high conductivity, can effectively improve the current density, realize higher energy density and discharge rate, has a wide electrochemical window and can be applied to high-voltage batteries, and can improve the battery capacity and cycle efficiency of the secondary battery and is suitable for large-scale industrial application.

The present application relates to a range hood and a process method for accelerating the collection of oil smoke, which comprises a housing, the housing being provided with an exhaust port for discharging oil smoke; a smoke collecting hood arranged inside the housing, the smoke collecting hood having a smoke collecting cavity and an air guiding cavity, the smoke collecting hood having an inlet for allowing the oil smoke to enter the lower end of the smoke collecting cavity and a smoke collecting port for allowing the oil smoke in the smoke collecting cavity to enter the exhaust port, the smoke collecting hood being provided with an exhaust fan, the air outlet end of the exhaust fan being connected with the air guiding cavity; the smoke collecting hood being provided with a plurality of jet holes, the jet holes being located on a side of the smoke collecting hood away from the smoke collecting port, the jet holes being connected with the air guiding cavity, and the openings of the jet holes being arranged toward the smoke collecting port. The present application has the effect of improving the efficiency of the range hood in collecting oil smoke.

The present invention provides a separator for a lithium battery having an electrode having a thickness greater than 0.1 mm, characterized in that the separator is formed from interwoven non-conductive inorganic fibers, optionally with a blend of non-conductive inorganic particles; wherein the length of the fiber is in the range of 0.5 mm to 30 mm, and the thickness of the fiber is in the range of 20 nm to 1500 nm; wherein the fiber is made of glass; the aperture of the separator is in the range of 0.02 [mu] m to 2.5 [mu] m, where the aperture of the separator is an average aperture of the separator determined by averaging at least 50 pore diameter values read from an electron microscope image; the absorbency of the separator, expressed as the weight of the electrolyte 1MLiPF6 soaked in ethylene carbonate / dimethyl carbonate at a volume ratio (v: v) of 1: 1, is 1 to 10 times the weight of the separator.

The utility model relates to an efficient heat radiation and electric energy conversion structure, which comprises a radiation absorption device, a sunlight-heat conversion device, a thermoelectric conversion device and a storage battery, and is characterized in that the radiation absorption device is sequentially provided with a surface protection layer, a radiation absorption layer, a radiation enhancement particle layer and a bottom protection layer from top to bottom; the surface protection layer comprises a polyester material film A and a ceramic plate A, and the bottom protection layer comprises a polyester material film B; the sunlight-heat conversion device comprises a sunlight-heat conversion component layer and an inorganic material layer; the thermoelectric conversion device comprises an insulating substrate and a thermoelectric conversion circuit; the insulating substrate comprises a graphite plate and a ceramic plate B; and the storage battery is provided with an interface. The production difficulty can be reduced, the user experience is improved, meanwhile, the energy utilization rate is comprehensively improved, and pollution and damage to the environment are reduced.

The invention discloses a gas adsorption detection device and method for coal mining, and the device comprises two measuring pipes which are symmetrically arranged, the two measuring pipes are fixedly installed on a bottom frame, and a gas release valve is fixedly communicated with a gas release port at the top of each measuring pipe; the liquid changing system is communicated between the bottom openings of the two measuring pipes; and the gas discharging mechanism is fixedly arranged on a connecting beam connected between the two measuring pipes by adopting a supporting beam. According to the device, quantitative air is injected into the lower barrel shell, the introduced air is compressed and extruded upwards through the supercharger, so that gas in a coal sample hole is rushed out of the hole, and during the period, the push cylinder is started to drive the coal sample barrel piece to slide up and down in a circulating mode, so that the discharge rate of the gas adsorbed in the coal sample hole is increased; therefore, the detection error of the gas adsorption quantity is reduced.

The present application relates to a pure electric vehicle battery heating method, device, computer equipment, storage medium and computer program product. The method includes: obtaining the current remaining capacity of the vehicle battery at the current moment and the time of the vehicle to be used in real time, and determining in real time the required charging time to charge the current remaining capacity to the rated capacity of the vehicle battery under the condition that the pure electric vehicle charging pile is configured with the first charging current; judging in real time whether the required charging time is less than the interval time; if less than, controlling the pure electric vehicle charging pile to charge the vehicle battery with the second charging current; if not less than, controlling the pure electric vehicle charging pile to charge the vehicle battery with the first charging current until the time of the vehicle to be used is reached, and detecting the temperature of the vehicle battery in real time, if the temperature of the vehicle battery is greater than the first preset temperature, then reducing the temperature of the vehicle battery to a preset temperature range. Thereby, the temperature of the vehicle battery is within the optimal operating temperature range.

The invention discloses a power supply circuit, a control method and device thereof and electronic equipment, and belongs to the technical field of electronics. The power supply circuit comprises a series battery pack; the first end of the power management chip is connected with the positive electrode of the series battery pack, the second end of the power management chip is connected with the negative electrode of the series battery pack, and the third end of the power management chip is connected with the load circuit; the power management chip has a first operation mode and a second operation mode, the discharge power in the first operation mode is larger than the discharge power in the second operation mode, and the discharge current in the second operation mode is smaller than the discharge current in the first operation mode; when a first voltage difference between an input voltage and an output voltage of the power management chip is larger than or equal to a first threshold value, the power management chip works in a first operation mode, and when the first voltage difference is smaller than the first threshold value and is larger than or equal to a second threshold value, the power management chip works in a second operation mode.

The invention relates to the technical field of preparation of low-carbon magnesium carbon bricks, and in particular to a method for preparing low-carbon magnesium carbon bricks, comprising: adding magnesia, graphite, carbon black, an antioxidant and a binder into a mixer according to a preset proportion, stirring evenly and then kneading to obtain a mud material; adding the mud material into a vacuum high-pressure molding machine for layered molding to obtain a low-carbon magnesium carbon brick body; heat-treating the low-carbon magnesium carbon brick body to obtain a low-carbon magnesium carbon brick; ultrasonically detecting the low-carbon magnesium carbon brick to determine whether there is layer cracking in the low-carbon magnesium carbon brick and the distribution mode of the layer cracking, and determining and adjusting the parameters of the high-pressure molding process of the low-carbon magnesium carbon brick body or adjusting the parameters of the kneading process based on the layer cracking distribution mode. The invention improves the quality of the low-carbon magnesium carbon brick.

The utility model discloses a mould for manufacturing impeller blades, which comprises an upper forming body, a lower forming body and a guide pillar, the lower end of the upper forming body is provided with a first forming surface, the first forming surface is provided with a first forming groove and a first flow guide groove surrounding the first forming groove, and the upper forming body is provided with a first guide hole; a second forming surface is arranged at the upper end of the lower forming body, a second forming groove and a second flow guide groove surrounding the second forming groove are formed in the second forming surface, and a second guide hole is formed in the lower forming body; guide columns are arranged in the first guide holes, and one ends of the guide columns extend into the second guide holes; the second forming face is attached to the first forming face, the second forming groove and the first forming groove form a blade forming cavity, and the second flow guide groove and the first flow guide groove form a flow guide cavity. According to the utility model, the discharge rate of bubbles in the manufacturing process of the impeller blade is improved, so that the mechanical property of the manufactured impeller blade is improved and the service life is prolonged.