5results about How to "Reduce satiety" patented technology

This invention discloses a multi-layer gradient fluidized bed coupled with ultrasound-enhanced calcium fluoride crystallization device, comprising a reaction tower and a cyclone separator connected to the reaction tower. The reaction tower includes a bottom sludge discharge zone, a bottom reaction zone, a middle reaction zone, and a top reaction zone arranged sequentially from bottom to top. The bottom reaction zone includes a bottom reaction shell; a bottom sieve plate is provided at the top of the bottom reaction shell, and a bottom ultrasonic transducer is provided at the top of the bottom reaction shell; a wastewater tangential injection pipe and a calcium solution injection pipe are provided at the bottom of the bottom reaction shell. The middle reaction zone includes a middle reaction shell, and a middle ultrasonic transducer is provided at the top of the middle reaction zone. The top reaction zone includes a top reaction shell, and a top ultrasonic transducer is provided at the top of the top reaction shell. This invention not only improves the layered crystal growth rate but also increases the resource recovery rate.

The application discloses a system for purifying synthetic gas and regenerating rapeseed oil methyl ester, which regenerates the rapeseed oil methyl ester by removing impurities and tar by means of the steam method of a stripping unit, and adds the regenerated rapeseed oil methyl ester into a washing unit, so that the rapeseed oil methyl ester in the washing unit can better absorb the tar under the condition that a small amount of fresh rapeseed oil methyl ester is added into the washing unit, and the phenomenon of supersaturation is reduced as much as possible; the application also uses the regenerated rapeseed oil methyl ester and the mixed emulsion after cooling to make the moisture in the synthetic gas into condensed liquid through condensation, and capture the water-soluble pollutants of the synthetic gas through the condensed liquid; in conclusion, the application can remove the tar and the water-soluble pollutants at the same time under mild conditions, and can efficiently utilize the rapeseed oil methyl ester.

The invention provides a membrane electrode assembly and a preparation method and application thereof, and belongs to the technical field of electrolytic tanks. The membrane electrode assembly comprises a diaphragm, an electron conduction layer and a catalyst layer, the electron conduction layer is located on the surface of the diaphragm, the electron conduction layer is of a porous structure containing a plurality of through pore channels, and a direct contact interface is formed between the electron conduction layer and the diaphragm; the catalytic layer is located on at least part of the surface of the diaphragm and / or the electron conducting layer except the contact interface.

The application discloses a kind of nano graphene lubricating oil and preparation method thereof, it is related to lubricating oil technical field.The application first with modified zirconium-titanium composite particles as catalyst to catalytically synthesize base oil, improve heat resistance effect;Then under the assistance of microwave, graphene is stripped to improve the dispersibility of graphene in lubricating oil, simultaneously with the surface of modified zirconium-titanium particles form hydrogen bond network, reduce fatigue wear, prolong service life, on this basis, particle and graphene produce electrochemistry deposition in the process of friction, reach the effect of self-repairing.Modified zirconium-titanium composite particles are first by precursor sol injection pre-cooled liquid nitrogen copper mould, quick freezing, vacuum sublimation drying removes ice crystal, forms snowflake-like hierarchical porous structure, improves lubricating effect;Then low-temperature annealing, form Zr-O-Ti mixed oxide framework, effectively inhibit pore collapse, prolong service life;Again through surface hydroxyl and capillary action, adsorb ionic liquid to form coating, enhance lubricating effect.

The application provides a resonant parameter determination method and device, electronic equipment and a storage medium, wherein the method comprises: obtaining a first resonant parameter of a bidirectional LLC resonant converter at a preset working frequency, wherein the first resonant parameter comprises an inductance value of a resonant inductor and a capacitance value of a resonant capacitor; then increasing the inductance value of the resonant inductor and simultaneously reducing the capacitance value of the resonant capacitor while keeping the working frequency unchanged to obtain a second resonant parameter; then calculating a circuit gain of the bidirectional LLC resonant converter according to the second resonant parameter; and then determining a selection reference parameter of the bidirectional LLC resonant converter according to the circuit gain and the second resonant parameter, so that the appropriate resonant parameter of the bidirectional LLC resonant converter can be determined, and the bidirectional LLC resonant converter can obtain higher conversion efficiency.