7results about How to "Speed up neutralization" patented technology

The utility model relates to the technical field of wastewater treatment, in particular to a chemical experiment wastewater treatment device. The utility model provides a chemical experiment wastewater treatment device which is uniform in drug stirring, high in neutralization efficiency and capable of automatically feeding drugs. A chemical experiment wastewater treatment device comprises a stirring barrel, a filter screen, a water outlet cover, an upper cover, a dosing tank and the like, the filter screen is connected to the middle of the inner side of the stirring barrel, the bottom of the stirring barrel is in threaded connection with the water outlet cover, the upper cover is connected to the upper portion of the stirring barrel, and the dosing tank is connected to the left side of the top of the upper cover. The motor drives the rotating shaft to rotate, then the bevel gears rotate, the first stirring rod and the second stirring rod rotate in opposite directions under the action of mutual cooperation of the bevel gears, and then the stirring fan blades stir drugs and waste water, so that the drugs and the waste water are fully mixed, the neutralization speed is increased, and the efficiency is improved. The efficiency of neutralizing the wastewater is improved.

The invention discloses a device and a method for directly preparing coke from weakly caking coal, and belongs to the technical field of coal mineral processing. The device comprises a fluidized bed, a dryer, a hot gas-solid separator, a dry distillation kettle and a cooling device, pulverized coal enters the fluidized bed through a pulverized coal injection tank, carbon monoxide and water vapor enter the fluidized bed through a gas flow nozzle at the bottom of the fluidized bed, two gas flows reversely collide and then enter a catalyst layer, reaction gas is activated, active hydrogen substances are generated, the activated gas serves as fluidizing gas to fluidize the pulverized coal added into the fluidized bed, and tackifying modification is conducted in the fluidized bed; in addition, a tar spraying device is arranged at the top of the fluidized bed, so that the pulverized coal can be secondarily tackified; according to the device and the method, the problems of difficulty in tackifying and discharging of the pulverized coal and discontinuous production process are solved, and a novel device and a novel method are provided for directly preparing coke from the weakly caking coal.

The invention discloses a reverse demulsifier and a preparation method and application thereof, the reverse demulsifier comprises a compound as shown in a structural formula I, in the formula I, n is less than 792, m is less than 447, and a is more than or equal to 3 and less than or equal to 10; r1, R2 and R3 are chain alkyl, the number n1 of carbon atoms in R1 is larger than or equal to 1 and smaller than or equal to 12, and the number n2 of carbon atoms in R2 and R3 is larger than or equal to 0 and smaller than or equal to 2. The molecular structure in the reverse demulsifier simultaneously contains amphiphilic groups of alkyl ester groups (oleophylic ends) and hydroxyl ammonium groups (hydrophilic ends), so that the reverse demulsifier has a better displacement effect at an oil-water interface film, and can reduce the polarity of asphaltene, so that the asphaltene has better dispersing capacity on the oil-water interface, can be quickly migrated to the interface from emulsion and is adsorbed to the oil-water interface; the branched chains and the main chain are integrally sawtooth-shaped, the molecular structure is highly branched, the surface tension of produced water can be effectively reduced, oil-water interface instability is promoted, and water-oil balance is broken.

The present application relates to a kind of multifunctional emergency method and device for personnel dangerous chemical damage processing, including emergency cabin, eye washing system, spraying system, central control system;Wherein eye washing system and spraying system are integrated inside emergency cabin, and at least one pure water supply unit is included;The eye washing system includes: eye washing medicine box, disposable eye washing pipe, eye washing flow path selection and control unit;The spraying system includes: spraying medicine box, spraying head, spraying flow path selection and control unit;Central control system includes main controller, man-machine interface and the memory with multiple disposal procedures preset inside, and man-machine interface is used to accept the injury type selection instruction input by user;Each of the disposal procedure defines at least one flushing scheme corresponding to injury type.Function is comprehensive, can realize the dangerous chemical damage processing of eye, skin and other multiple sites, and safety and practicality are high, and can be widely applied to various dangerous chemical scenes.

The utility model relates to lithium sink mother liquor recycling technical field, specifically disclose a lithium sink mother liquor recycling system, including the lithium sink mother liquor storage tank, neutralization device, filtering equipment, evaporator and centrifugal device connected in proper order through pipeline, the solid phase recovery device is connected to the solid phase outlet of centrifugal device, and the liquid phase recovery device is connected to the liquid phase outlet of centrifugal device, and the neutralization device includes neutralization jar, and the top of neutralization jar is provided with primary lithium sink mother liquor feeding port and sulfuric acid feeding port, and the sulfuric acid feeding port is connected with sulfuric acid storage tank through sulfuric acid pump, and the bottom of primary lithium sink mother liquor feeding port is connected with first spiral dispersion feeding pipe, and the bottom of sulfuric acid feeding port is connected with second spiral dispersion feeding pipe, and the pH monitor is arranged in neutralization jar, and the outside of neutralization jar is provided with temperature control jacket, and the circulating cooling water is circulated in temperature control jacket. The system can reduce the addition of auxiliary materials, reduce energy consumption, improve the resource utilization rate and economic benefit of lithium carbonate production.

The present invention relates to the field of green building technology, and in particular to a green building exterior wall lighting management optimization device, comprising a base and a groove, wherein the base is connected to the building exterior wall, the groove is provided on the upper surface of the base, a flower pot with plants is placed in the groove, and the device further comprises a transparent baffle, a baffle cleaning mechanism, a power generation mechanism, an LED light strip, a support mechanism and a waterproof switch, wherein the transparent baffle is fixedly connected to the upper surface of the base, and the wind is blocked by the transparent baffle, so that the plants can grow healthily, and the device has good light transmittance, and the transparent baffle is in an arc shape; the baffle cleaning mechanism is fixedly connected to the top of the transparent baffle; the power generation mechanism and the LED light strip are respectively installed at the upper and lower ends of the baffle cleaning mechanism. The device has a light compensation function, improves the photosynthesis efficiency of plants, further improves carbon dioxide neutralization, improves the light intensity of plant leaves, helps plant growth, can correct plants, is beneficial to plant growth, and ensures aesthetics.

The invention belongs to the technical field of wastewater treatment equipment, and particularly relates to a river surge water pH adjusting device and a method thereof.The method comprises the steps that S1, river surge water is collected, precipitated and filtered through a water collecting tank, and meanwhile the pH of the river surge water is detected; s2, according to the pH detection result of the river surge water, the polluted river surge water is conveyed to a treatment pond; s3, the pH value of the river surge water entering the treatment pond is adjusted through an electrolytic method or a neutralization method; s4, the treated river surge water with the pH being neutral leaves from the treatment pond and enters a subsequent treatment step; polluted river surge water is separated through an acid-base separator, the acidic river surge water enters an acidic electrolytic tank or a neutralizing tank, the alkaline river surge water enters an alkaline electrolytic tank or a neutralizing tank, then the pH of the acidic or alkaline river surge water is adjusted through an electrolytic method or a neutralizing method, and after adjustment is completed, the river surge water is discharged from the acid electrolytic tank or the neutralizing tank. And the discharged river surge water is converged together and then is subjected to subsequent treatment.