15results about How to "Uniform state" patented technology

The invention relates to an aqueous iron-cerium flow battery electrolyte and a preparation method thereof, and belongs to the technical field of flow battery energy storage, in the electrolyte, the main component is an iron-containing salt, and the cerium-containing salt is respectively coordinated with N-(phosphonomethyl) iminodiacetic acid hydrate (PMIDA) and N-bis (phosphonohydroxymethyl) glycine (PAMG) or derivative chemicals thereof to form an aqueous solution of a coordination compound. PMIDA and PAMG have a plurality of functional groups such as carboxylic acid, phosphonic acid and amino, and can form stable polydentate coordination with metal ions, so that the stability of the coordination compound can be enhanced. And positive and negative electrolytes adopt the same chelating agent, so that cross contamination is reduced, the stability of the electrolytes can be ensured, and the service life of the battery is prolonged.

The invention relates to the technical field of dairy product processing, in particular to a method for improving the nutrition retention rate of bovine colostrum and application. According to the method for improving the nutrition retention rate of the bovine colostrum, the bovine colostrum is sequentially subjected to low-temperature bath quick-freezing, storage and slow unfreezing treatment after being collected, the finally obtained bovine colostrum raw material sample is uniform in state and free of poor states such as fat floating, whey separation and protein granulation, the retention rate of nutrient substances in the obtained bovine colostrum raw material is high, and the obtained bovine colostrum raw material is high in nutrient retention rate. And a high-quality raw material can be provided for further deep research and processing application of bovine colostrum.

The utility model relates to the field of pumping equipment, and discloses construction pumping equipment which comprises a pumping machine body, a material storage box is fixedly installed on the inner side of the pumping machine body, a stirring motor is installed on the side portion of the material storage box, and the output end of the stirring motor penetrates through the inner side of the material storage box and is connected with a connecting rod; the stirring motor is installed on the side portion of the storage box to drive the connecting rod to drive the stirring blades to rotate, so that concrete slurry in the storage box is continuously stirred, it is guaranteed that all components in a mixture are fully mixed, the mixture is in a more uniform state, the stability of concrete materials is guaranteed, and meanwhile the stirring effect is good when the concrete slurry is placed for a long time. By means of continuous stirring, the possibility of slurry solidification or separation can be effectively reduced, the strength of concrete is kept, concrete materials are stably discharged through the conveying auger, the stirring effect is achieved in the discharging process, and the stabilizing effect of the concrete materials is further guaranteed.

The utility model discloses a craft beer size mixing tank which comprises a base assembly, the top of the base assembly is provided with a size mixing tank, the outer wall of the size mixing tank is fixedly connected with a mixing assembly, and the bottom of the base assembly is fixedly connected with an air cooler. The mixing assembly comprises a connecting frame mechanism, the outer wall of the connecting frame mechanism is fixedly connected with a telescopic hydraulic cylinder, one end of the telescopic hydraulic cylinder is fixedly connected with a sealing cover, and one end of the telescopic hydraulic cylinder is fixedly connected with a stirring mechanism; the connecting frame mechanism comprises a connecting cylinder fixedly arranged on the size mixing tank, and the outer wall of the connecting cylinder is fixedly connected with a direction adjusting motor; according to the craft beer pulp mixing tank, through the arrangement of the mixing assembly, in the using process, a direction adjusting motor is started and controlled to be used, so that a sealing cover or a stirring mechanism is selected to be used according to needs, a telescopic hydraulic cylinder is started and controlled to be used for stuffing the sealing cover or the stirring mechanism into a stirring hole for filling, and then the sealing effect on the tank body is achieved.

The invention provides a chemical equipment wastewater global automatic monitoring device, and belongs to the technical field of wastewater monitoring devices. Comprising a box body assembly, a bottom moving assembly, a top moving assembly, a monitoring component, a double-linkage rotating assembly and a linkage liquid flow assembly, a cleaning box is located on the front side of a waste water box, a top linkage plate and a top plate which can move in a linkage mode are jointly arranged above the waste water box and the cleaning box, and the monitoring component can move at any position in the waste water box and the cleaning box; the monitoring numerical values are fed back to the electronic control system, and the electronic control system can form data statistics on the numerical values monitored for multiple times; and after the monitoring probe is used for monitoring, the monitoring probe can be moved into the cleaning box, a clean water source in the cleaning box is used for cleaning the monitoring probe, the mutual influence between monitoring every time is eliminated, and in the process that the double-linkage rotating assembly drives the top connecting plate to move, the small mixed flow wheel can be driven to rotate, and the cleaning process is accelerated.

The invention belongs to the technical field of unmanned aerial vehicles, and particularly relates to an intelligent unmanned aerial vehicle for agricultural control, which comprises a vehicle body, vehicle arms are fixedly arranged on the vehicle body, and adjusting grooves are formed in the bottoms of the vehicle arms; the fixing assembly comprises a connecting shaft fixedly arranged at the bottom of the machine body and fixing buckles hinged to the two sides of the machine body. The adjusting assembly is fixedly arranged in the adjusting groove; the control device comprises a control box detachably arranged at the bottom of the machine body, the control box is in sliding connection with the connecting shaft, the control box is detachably connected with a control pipe through a conveying pipe, the control pipe is rotationally connected with a control assembly, the control assembly comprises a control box, and a control nozzle is arranged at the output end of the control box. Through the prevention and control device and the adjusting assembly, accurate spraying and prevention and control operation can be carried out in different agricultural environments, healthy growth of crops is ensured, and meanwhile the accuracy and safety of prevention and control work are improved. Meanwhile, the control device is detachably arranged, the risk of pesticide residue is reduced, and the use safety is improved.

This invention provides a gravity-based multi-tension-leg floating wind turbine platform, comprising: a wind turbine and its tower, a buoyancy chamber, a tensioning mooring system, and a gravity foundation. The wind turbine and its tower are mounted on top of the buoyancy chamber; the buoyancy chamber is connected to the gravity foundation arranged on the seabed via the tensioning mooring system to form a tension leg restraint system. The tensioning mooring system, by significantly increasing the number and rationally distributing the cables, distributes the platform's tension under the influence of wind, waves, and currents among more tensioning components, thereby reducing the tensile force and fatigue load requirements of a single tensioning mooring member and its end connecting components, and reducing the engineering implementation difficulty caused by excessive stress on the tension legs. The gravity foundation is fixed to the seabed by its own weight, eliminating the need for piling operations required for traditional tension-leg platforms, significantly reducing the difficulty and cost of offshore construction.

The invention provides a non-coding RNA combination and application thereof in mouse totipotent stem cell induction, and relates to the technical field of biology. The invention provides a non-coding RNA combination for inducing totipotency of mouse embryonic stem cells. The non-coding RNA combination comprises an enhancer RNA with a sequence as shown in SEQ ID NO: 1, an enhancer RNA with a sequence as shown in SEQ ID NO: 2 and a long-chain non-coding RNA with a sequence as shown in SEQ ID NO: 3. According to the invention, the CRISPR inhibition system is used for synergistically inhibiting the expression of the specific endogenous non-coding RNA combination for the first time, and the mouse embryonic stem cells can be efficiently promoted to be converted into 2C-like cells. Exogenous transcription factor integration is not needed, so that the safety risk of a genome is avoided; precise targeting is realized through sgRNA, and the defect of non-specific off-target of chemical small molecules is overcome; a remarkable synergistic effect is generated, and the induction efficiency of 2C-like cells can be remarkably improved to about 9.09%. The invention provides a safer, more efficient and controllable new strategy for stem cell fate reprogramming and early development research.

The application discloses a tissue culture method using maple zygotic embryos as explants and relates to the technical field of plant tissue culture.The method comprises the following steps: S1, cutting the zygotic embryos of immature maple fruits and inoculating the zygotic embryos onto a callus induction culture medium to induce callus; S2, transferring the callus induced in S1 to a bud induction culture medium to induce adventitious buds; and S3, inoculating the adventitious buds formed in step S2 into a strong seedling rooting culture medium to induce rooting, directly forming regenerated seedlings and carrying out transplanting culture.Compared with the culture methods using other maple tissues as explants, the method is more convenient, has higher genotype universality and is more efficient in propagation.

The invention relates to the technical field of concentration and crystallization devices, and discloses an itaconic acid concentration and crystallization device which comprises a tank body, a cover is arranged at the top of the tank body, a discharge pipe is arranged at the bottom of the tank body, an eccentric stirring mechanism is arranged on the tank body, and a reverse stirring mechanism is arranged on the inner wall of the tank body. According to the itaconic acid concentration and crystallization device, an eccentric stirring mechanism is arranged, so that a first rotating plate, a second rotating plate and a connecting block reciprocate while rotating in the stirring process, efficient mixing and homogenization of liquid are achieved, the laminar flow state of the liquid can be broken through reciprocating motion, flowing of the liquid with different temperatures and concentrations is enhanced, and the crystallization efficiency is improved. According to the present invention, the uniform precipitation of the crystal is promoted, the local supersaturation or insufficient saturation phenomenon is avoided, and in addition, the movement can improve the heat exchange efficiency and ensure the uniform distribution of the temperature during the crystallization process so as to optimize the product quality, improve the crystallization efficiency, and integrally improve the working performance and the production efficiency of the equipment.

The present invention relates to a method for producing whey protein, the method comprising a hydrolysis step and an enzyme inactivation step, wherein in the hydrolysis step, a whey protein aqueous solution is hydrolyzed in the presence of an enzyme, the hydrolysis temperature is 55°C or lower, the hydrolysis time is 60 minutes or less, and the whey protein aqueous solution is subjected to heat history at a temperature of not more than 40°C before the hydrolysis, and before the end of the hydrolysis, lactose is added to a system containing a whey protein hydrolysis component, the amount of the lactose added being 15% to 300% by mass of the whey protein content; and in the enzyme inactivation step, after the end of the hydrolysis, the hydrolyzate solution is heated to inactivate the enzyme after adjusting the pH to 7.2 to 8.0.

The utility model discloses a stirring and heating device for non-cured rubber asphalt waterproof paint, which comprises a stirrer and a heating module, one end of the stirrer is a stirring end, the other end of the stirrer is a connecting end, the connecting end is used for being held or detachably connected with a barrel opening, and the heating module is arranged at the stirring end. According to the stirring and heating device for the non-cured rubber asphalt waterproof coating, the stirrer and the heating module are integrated, so that heating and stirring are conveniently carried out at the same time, the stirring and heating device can adapt to high-power high-temperature heating through stirring, the heating efficiency is improved, and the heating efficiency is improved. The uniform distribution heat damage caused by insufficient heat conductivity of the material is avoided, the stirring area can be ensured to be heated non-solidified molten state liquid, and the stirring resistance is prevented from being too large. The material temperature uniformity is ensured, the material state is uniform and consistent during construction, and thus the construction coating quality is ensured.

The utility model relates to the technical field of production feeding, and discloses a high-fluidity material feeding structure which comprises a base, the top of the base is fixedly connected with six supporting columns which are evenly distributed, a fixing plate is fixedly connected among the tops of the six supporting columns, three fixing holes are formed in the top of the fixing plate, and the top of the fixing plate is fixedly connected with the six supporting columns. A fixing hole is formed in the top of the base, a feeding barrel is fixedly connected to the inner side of the fixing hole, a feeding pipe is fixedly connected to the bottom of the feeding barrel, a feeding assembly for evenly feeding is installed on the inner side of the feeding barrel, a conveying assembly used for conveying materials is installed on the top of the base, and the feeding assembly comprises a driving mechanism fixedly installed on the top of the feeding barrel. According to the high-flowability material feeding structure, high-flowability materials can be uniformly and continuously conveyed, the high-flowability materials can be continuously mixed and stirred in the conveying process, and the practicability and the actual using effect of the high-flowability material feeding structure are effectively improved.

The present invention relates to the technical field of dairy product processing, and in particular to a method and application for improving the nutritional retention rate of bovine colostrum. In the method for improving the nutritional retention rate of bovine colostrum provided by the present invention, the bovine colostrum is collected and then subjected to low-temperature bath quick freezing, storage and slow thawing treatments in sequence, and the bovine colostrum raw material sample finally obtained is in a uniform state, without unfavorable conditions such as fat floating, whey precipitation, and protein granulation, and the retention rate of nutrients in the obtained colostrum raw material is high, which can provide high-quality raw materials for further in-depth research and processing applications of bovine colostrum.