16 results about "Substance removal" patented technology

The utility model provides drilling fluid ferromagnetic substance removing equipment, and relates to the technical field of drilling auxiliary equipment, the drilling fluid ferromagnetic substance removing equipment comprises a material screening module, a machine body frame, a liquid draining module, a magnetic suction module, a cleaning module and a PLC, the material screening module is fixed above the machine body frame in a bolted mode, the liquid draining module is fixedly connected below the material screening module, and the magnetic suction module is fixedly connected below the cleaning module. A magnetic attraction module is arranged below the liquid draining module, the magnetic attraction module is fixed to the inner side of the machine body frame in a bolting mode, a cleaning module is arranged below the magnetic attraction module, the cleaning module is fixed to the machine body frame in a bolting mode, and the PLC is electrically connected with the material screening module and the magnetic attraction module. Drilling fluid can be evenly distributed on the sheet base band through the liquid draining plate, the adsorption time is prolonged, the adsorption capacity of the powerful magnet is improved, the device has a stronger magnetic adsorption effect, ferromagnetic substances in the drilling fluid can be efficiently removed through the device, through multi-layer adsorption filtration, the removal effect is good, and the efficiency is high.

The invention relates to the field of corrugated pipe cleaning, and provides a method for removing fluorescent substances on the surface of a welded corrugated pipe in order to solve the problem that the fluorescent substances on the surface of the corrugated pipe are difficult to effectively remove, and the method comprises the steps that S100, the corrugated pipe is completely immersed in a degreasing agent solution, and then an ultrasonic cleaning process is conducted; s200, the inside and the outside of the corrugated pipe are washed through pure water; s300, obtaining a fluorescent substance residue parameter through a fluorescent substance detection process, and obtaining a cleaning parameter of an ultrasonic secondary cleaning process according to the fluorescent substance residue parameter; and S400, after the corrugated pipe is cleaned according to the cleaning parameters, the cleaned corrugated pipe is obtained through a purging process. According to the method, grease is removed through the degreasing agent in the step S100, and the residual degreasing agent solution and grease on the surface of the corrugated pipe are removed through the pure water in the step S200. Due to the fact that the grease removal difficulty and the fluorescent substance removal difficulty are greatly reduced, the cleaning parameters of the ultrasonic secondary cleaning process can be set according to the fluorescent substance residue condition, and the removal efficiency is improved while the removal effect is ensured.

The utility model relates to the technical field of screening devices, in particular to a drying and screening device for adsorbent particles, an equipment main body comprises a screening barrel, a drying part and a screening part, the drying part comprises a first side wall heating piece and a negative pressure substance removal channel, and the screening part comprises a screening net rack and a screening discharging channel; the barrel cover is arranged at the bottom of the screening barrel body, the barrel cover comprises a feeding opening, a motor mounting opening and a negative pressure connecting opening, a stirring motor is connected to the motor mounting opening, the stirring motor is connected with a stirring shaft, stirring blades are arranged at the bottom of the stirring shaft, and the stirring blades are arranged close to the screening net frame; the vertical vibration motor is arranged at the bottom of the screening barrel, and eccentric heavy hammers are arranged at the upper end and the lower end of the vertical vibration motor. The drying and screening functions are achieved on the same equipment, and meanwhile low-density impurities and light powder generated by drying are removed on the upper portion of the device through negative pressure suction.

The invention discloses an in-situ iron removal and corrosion prevention and scale inhibition cooperative treatment process for high-salt and high-iron discharged and produced water, and relates to the technical field of coal bed gas exploitation water treatment. The method comprises the following steps: directionally converting dissolved Fe < 2 + > and generating an iron-containing hydrolysate in situ through homogeneous regulation, pH regulation and aeration enhanced oxidation, completing coagulation and flocculation by taking the iron-containing hydrolysate as an inorganic coagulation core and cooperating with a polymeric flocculation aid, carrying out solid-liquid separation and fine filtration to obtain reinjection effluent, and meanwhile, adding a corrosion and scale inhibition agent to realize corrosion and scale inhibition cooperative control. According to the method, coagulant does not need to be additionally added, the agent consumption and the sludge yield can be greatly reduced, the total iron removal rate and the suspended matter removal rate both reach 99% or above, and effluent meets the stratum reinjection index. The process disclosed by the invention is good in salt-tolerant adaptability and stable in operation, can effectively solve the problems of difficulty in iron removal, prominent corrosion and scaling, easiness in blockage during reinjection and the like of the high-salt and high-iron water body, and is high in engineering applicability.

The present application relates to the technical field of uranium purification conversion, and particularly relates to a method for removing organic matters in uranium-containing nitric acid-containing waste liquid by electro-catalytic oxidation, which comprises the following steps: insoluble organic matters in the uranium-containing nitric acid-containing waste liquid are removed by an oil removal tower, and the water phase is used as an original liquid for extraction; suspended matters, oil and gum substances in the raffinate water after extraction are removed by a gas float oil removal machine; the water phase after removal of the suspended matters, oil and gum substances is degraded by an electro-catalytic oxidation device under the action of an applied electric field; the mixed liquid after electro-catalytic oxidation is subjected to flocculation and sedimentation, so that the flocculation in the mixed liquid is polymerized and removed by filtration, and then the filtrate is transported to an evaporation concentration system and a membrane treatment system for deep uranium removal. The present application removes the organic matters in the uranium-containing nitric acid-containing waste liquid by electro-catalytic oxidation, so that the chemical oxygen demand in the waste liquid is reduced to below 100 mg / L, and the feeding requirements of the subsequent uranium deep treatment process and the final discharge requirements are met.

The application discloses an engineering slag pretreatment integrated equipment, which comprises an intelligent monitoring system and sequentially connected feeding system, multi-stage impurity removal system, multi-stage crushing system, granulation system and screening system, etc., the feeding system comprises a feeding bin with vibration, a screen mesh with spring damping is arranged at the inlet of the feeding bin, the multi-stage impurity removal system comprises an electromagnetic iron removal unit and a light substance removal unit, the multi-stage crushing system comprises a crushing bin and a three-stage rotary hammer unit, the granulation system comprises a granulation bin and a soil cutting knife unit, and the intelligent monitoring system monitors the working current fluctuation of each system in real time. The engineering slag adopts the pretreatment process of first removing impurities, then crushing, then granulating and finally screening, and has the advantages of reasonable process design, good pretreatment effect, high efficiency and the like; the slag wall sticking and blocking phenomenon is avoided, and the pretreatment efficiency is improved; the functions of impurity removal, crushing, granulation and screening are integrated, the adaptability to different characteristic engineering slags is high, and the application and popularization potential are great.

The utility model provides a kind of magnetic substance removal device, it is related to silicon material cleaning technical field.The utility model includes conveyer belt, and circulating mechanism is located above conveyer belt, multiple magnetic rods are located on circulating mechanism, and cleaning block is located on circulating mechanism, wherein, the circulating mechanism drives multiple magnetic rods to do horizontal circulating motion parallel to the horizontal direction of conveyer belt, the magnetic rod elastically rotates on circulating mechanism, the cleaning block side wall is on the magnetic rod movement track and is uneven slope, and the circulating mechanism side is equipped with guide plate.The utility model magnetic rod has self-cleaning function, and automatically removes the adsorbed magnetic substance to keep the adsorption capacity to magnetic substance.

The invention relates to the technical field of water treatment, and discloses a targeted removal method for trace perfluorinated and polyfluoroalkyl substances in drinking water based on bionic adsorption-electric control membrane coupling, which comprises the following steps: constructing a bionic adsorption-electric control membrane coupling structure; a preceding-stage bionic adsorption material in the bionic adsorption-electric control film coupling structure is used for adsorbing trace perfluorinated and polyfluoroalkyl substances in drinking water in a targeted manner; determining optimal electric control membrane regulation and control parameters based on an intelligent algorithm of physical constraint and data driving fusion; the surface electrical property and the pore channel structure of the post-response type electric control membrane are adjusted by utilizing the optimal electric control membrane regulation and control parameters, and residual perfluoro and polyfluoroalkyl substances in the adsorbed water body are selectively intercepted. According to the invention, the problems of low removal efficiency, poor selectivity, high operation energy consumption, difficult material regeneration, lagging system regulation and control and the like of trace perfluorinated and polyfluoroalkyl substances in the existing drinking water treatment are effectively solved, and an innovative and practical solution is provided for the safety guarantee of drinking water.

The application discloses a kind of for smell substance removal gas-liquid dosing device, including first box, the first box both sides symmetry is equipped with rotary drum, rotary drum side sealed bearing is connected with shaft sleeve;With the vertical center line of the first box symmetry installation advances mechanism and swing mechanism, the advance mechanism includes and is inserted in the rotary drum outside not less than one leaf plate of limit, multiple the leaf plate is used in water body inside auxiliary first box advance;The swing mechanism includes the connecting head nested in the shaft sleeve one side inside.The device designed in the application, device can be small amplitude left and right swing in the process of advancing, and ozone and hydrogen peroxide are respectively added by first spray head and second spray head, and the adding track of two is different, cooperate the rotation of rotary plate on the both sides of rotary lever and the stirring effect of leaf plate, can effectively make ozone, hydrogen peroxide and smell substance in water body fully mixed reaction, greatly improve the removal efficiency of smell substance in water body.

One embodiment of a heat treatment device 100 according to the present disclosure comprises a first heating unit 1 that heats a target substance 5, a heat-generating resistance body 2 that passes through the first heating unit 1 from a first surface 1a to a second surface 1b of the first heating unit 1 and is provided so as to be capable of moving back and forth with respect to the first heating unit 1, a target substance supply unit 3 that is connected to the first heating unit 1 and supplies the target substance 5 to the first heating unit 1, and a treated substance removal unit 4 that is connected to the first heating unit 1 and removes a treated substance 6 that has been treated at the first heating unit 1.

The application discloses a kind of detoxification cabinet, belong to laboratory equipment technical field.It includes: cabinet, cabinet has operating space;At least one adjusting device, first component is fixedly connected to cabinet, second component can be moved up and down relative to first component along the height direction of cabinet, to adjust the airflow flow from first component into operating space;Voice broadcast device, voice broadcast device includes detection module, sound production module and control module, sound production module is fixedly connected to cabinet, detection module and control module are electrically connected, sound production module and control module are electrically connected.Adjusting device can adjust the flow of airflow, to ensure that airflow flow and experimental requirements match, with reach experimental requirements not to be too big to cause energy waste and noise problem the beneficial effect of airflow flow.Voice broadcast device is set to realize the broadcast of the working state of detoxification cabinet, with not affect the experimental work of experimental personnel hand, improve the beneficial effect of work efficiency.

The present invention provides a water extraction device from water-containing substances that extracts water from water-containing substances and purifies the extracted water. [Solution] A water sampling device for a water-containing substance, comprising: a chamber for containing a water-containing substance including water and rock; means for generating water vapor by heating the water-containing substance in the chamber or by creating low-pressure conditions in the chamber; cooling means for generating water by cooling the water vapor; a turbidity removal filter through which the water from the cooling means passes; and a dissolved substance removal device for removing dissolved substances from the permeate water of the turbidity removal filter.

Provided is a water filtration device which comprises a filter element, the filter element comprises a filter cartridge, and the filter cartridge comprises a filter body, a waterproof wall and a water-blocking body; wherein the filter body comprises multiple bent porous hollow tubes, each of the bent porous hollow tubes has a bent end and an opening end opposite to each other with the opening end set toward the outlet tube, the waterproof wall surrounds the filter body, the water-blocking body surrounds and fixes the opening ends of the bent porous hollow tubes, and the water-blocking body has an outer peripheral surface connected to the waterproof wall. The water filtration device of the present invention has excellent heavy metal and per- and poly-fluoroalkyl substances reduction capability, and a prolonged service life.

The invention discloses an automatic cleaning and purifying system and method for magnetic substances in drilling fluid, relates to the technical field of drilling, and solves the problems that underground tools and instruments break down due to high content of the magnetic substances in the existing drilling fluid and normal work is affected by low temperature in winter construction. The system comprises a supporting and protecting support, an anti-explosion control cabinet is arranged on the top of the supporting and protecting support, and a magnetic substance removing unit is arranged in the supporting and protecting support; a recycling unit is arranged at the lower part of the magnetic substance removing unit; the recycling unit is located at the bottom of the supporting and protecting support and used for recycling removed substances of the magnetic substance removing unit. The magnetic substance removal unit and the recovery unit form a magnetic substance treatment device; according to the method, the drilling fluid flowing in the drilling fluid flow channel in real time is purified through the magnetic substance treatment device. The automatic cleaning and purifying system for the magnetic substances in the drilling fluid can remove the magnetic substances in the drilling fluid, reduce the failure rate of tools and instruments, increase anti-freezing heating modes and improve the working efficiency.

The application relates to the field of fly ash water washing dechlorination technology, and discloses an energy-saving and efficient fly ash water washing dechlorination system and method, which comprises a fly ash pulping unit for pre-solubilizing the weighed original fly ash, the fly ash pulping unit comprising a precise pre-solubilization control device and an initial slurry buffer pool; a multistage water washing unit for multistage water washing of the pre-solubilized original fly ash initial slurry, the multistage water washing unit being composed of multiple top-driven stirring water washing devices; a multistage vortex separation unit for multistage three-phase separation of the water-washed initial slurry; and the multistage vortex separation unit being composed of multiple integrated vortex three-phase separation devices. Through the organic combination of the fly ash pulping, multistage water washing, multistage vortex separation, mechanical solid-liquid separation, heavy substance removal, evaporation crystallization and waste gas and waste water treatment units, the backflow mechanism of the fly ash water washing is optimized, the water consumption is greatly reduced, the energy is saved and the waste water is zero discharged.

An information processing device includes an acquisition unit which acquires use history information indicating a use history of the vehicle for a plurality of items, a derivation unit which derives an output decrease amount for each of the items based on the use history information and output decrease characteristic information, a factor-specific output decrease amount estimation unit which estimates the output decrease amount for each output decrease factor based on the output decrease amount for each item and output decrease factor information, and a control unit. When an output decrease amount for a predetermined output decrease factor is equal to or larger than a threshold value, the control unit executes adhering substance removal control of supplying a nitrogen-enriched gas having a higher nitrogen concentration and a lower oxygen concentration than air to the fuel cell as a cathode gas.