17results about How to "Avoid invalid consumption" patented technology

The invention relates to the technical field of petrochemical engineering, in particular to a pre-flash tower bottom oil diversion and emergency oil return system which comprises a switching and shunting module, a pressure mixing module and a cooperative control module. Boosting the pressure of the slurry oil and then dividing the slurry oil into a first branch flow and a second branch flow; the first branch is communicated with a first conveying pipeline, the first conveying pipeline is communicated with a wax oil mixing part, and slurry oil and product wax oil from the vacuum tower are mixed at the wax oil mixing part; the second branch is communicated with a second conveying pipeline, and the second conveying pipeline is communicated with an emergency connector. According to the invention, integrated hardware multiplexing and cooperative control are carried out on the load optimization process and the blockage emergency oil return function of the vacuum tower, and embedded active safety protection is constructed while load reduction and efficiency improvement of the vacuum tower are realized, so that the processing load and operation continuity of the device are systematically improved.

This invention discloses a dual-sided synchronous spraying system for a guide trough, relating to the field of dust control technology in fully mechanized coal mining faces. It includes a guide trough body and an mounting plate; a sensing mechanism installed on one side of the top of the mounting plate; the sensing mechanism includes a storage box, a sealed door, two partition plates, multiple dust concentration sensors, multiple wind speed and direction monitors, and an intelligent control box. This invention achieves real-time monitoring and dynamic response to underground dust concentration and airflow conditions through the coordinated operation of the dust concentration sensors, wind speed and direction monitors, intelligent control box, electromagnetic control valve, and water pressure regulating valve. When the dust concentration exceeds the standard, the intelligent control box can drive the water pressure regulating valve to increase the spray intensity and the electromagnetic control valve to quickly open the spray branch. When the dust concentration reaches the standard, it controls the electromagnetic control valve to close and the water pressure regulating valve to revert, solving the problem of existing spray devices having a fixed and singular mode and being unable to adaptively adjust, thus avoiding the ineffective consumption of water and electricity.

This utility model discloses a system for removing impurities from carbon-containing chlorosilanes and recovering chlorosilanes, comprising: a first distillation column for receiving and concentrating carbon-containing chlorosilanes; a first adsorption and reaction device connected to the first distillation column, the first adsorption and reaction device being filled with a metal adsorbent material and equipped with a silicon tetrachloride feed pipeline; a second adsorption and reaction device connected to the first adsorption and reaction device, the second adsorption and reaction device being filled with a methyldichlorosilane adsorbent material; a second distillation column connected to the second adsorption and reaction device; and a third distillation column connected to the second distillation column. This utility model can adsorb and concentrate metal impurities in carbon-containing chlorosilanes as a catalyst for the carbon removal reaction, effectively avoiding deactivation and failure caused by metal impurities encapsulating the resin catalyst, improving the conversion rate of methyldichlorosilane, and effectively avoiding the disproportionation reaction of silicon trichloride in the presence of the resin catalyst, thereby improving the carbon removal efficiency and chlorosilane recovery efficiency.

The invention relates to the technical field of laser manufacturing and maintenance, and discloses a device for automatically purifying and passivating a cavity of an excimer laser, and the device comprises a gas supply module which is configured to provide a purifying gas and a passivating gas, and the passivating gas comprises fluorine gas; the cavity connecting port is used for connecting a laser cavity to be processed; a vacuum pump; and an exhaust treatment module fluidly connected between the cavity connection port and the vacuum pump. A dual-mode structure of a first exhaust branch and a second exhaust branch which are connected in parallel is adopted, in the non-passivation emission stage, rapid exhaust is carried out through a large-conductance straight-through branch, a halogen filter with high flow resistance is bypassed, and the vacuumizing time is shortened by about 60% for a standard 100L laser cavity. Meanwhile, a large amount of inert gas is prevented from scouring the halogen filter, physical pulverization and ineffective consumption of the adsorbent are effectively prevented, and the service life of the halogen filter is prolonged.

The application relates to the technical field of saline-alkali soil irrigation, and discloses a saline-alkali soil irrigation system and method based on electric water folding and an electrode array layout, wherein the saline-alkali soil irrigation system comprises electrodes arranged in an array, a power supply assembly and a control assembly arranged at the edge of the saline-alkali soil, and a sensor assembly uniformly arranged in the saline-alkali soil; the power supply assembly is electrically connected with the control assembly; the control assembly is electrically connected with the electrodes and the sensor assembly; the sensor assembly comprises a moisture sensor and a salt content sensor; the electrodes are divided into three groups; the embedding depth of the electrodes in the third group is 1.6-2 times that of the electrodes in the second group; the embedding depth of the electrodes in the second group is 1.6-2 times that of the electrodes in the first group; and the electrodes comprise negative electrodes and positive electrodes. Through the technical scheme, the problem that the irrigation amount cannot be accurately controlled due to the fact that the moisture parameters and the salt content parameters in the soil cannot be obtained in a timely manner in the existing saline-alkali soil is solved.

This invention discloses a method for preparing lithium perfluoroalkyl disulfonylimide, belonging to the field of chemical synthesis technology. The method involves cooling an acetonitrile solution containing triethylenetetramine formate ionic liquid to -50°C to -30°C, then introducing ammonia gas, followed by the sequential addition of anhydrous lithium hydroxide, triethylsilane, and 1-hydroxybenzotriazole, and then adding perfluoroalkyl disulfonyl fluoride as shown in Formula 1. A two-stage heating reaction is then carried out to obtain lithium perfluoroalkyl disulfonylimide as shown in Formula 2. This invention provides a highly selective and simple one-step synthetic route, simultaneously achieving high purity, low moisture content, and high yield of the product, providing strong technical support for the efficient industrial production and high-end electrochemical applications of lithium perfluoroalkyl disulfonylimide.

The invention belongs to the technical field of laboratory color matching management, and particularly relates to an intelligent management method and system for laboratory color matching, and the method comprises the steps: calculating a color matching error index through receiving an ERP task and matching a preliminary color matching scheme, and judging whether to trigger adjustment or not according to the error index; if triggering is carried out, a target color matching source, an adjustment range and a single adjustment amplitude are determined in combination with historical records, color matching simulation is carried out, an adjustment scheme is output, small sample dyeing measurement is carried out based on the preliminary or adjustment scheme, chromatic aberration comparison is carried out, if yes, the scheme is executed, and the adjustment scheme and simulation records are pushed to an ERP historical color matching record log. According to the method, through the historical data driven advanced pre-judgment and virtual simulation adjustment, invalid sample making and blind trial and error are reduced, the color matching efficiency and precision are improved, the dependence on the experience of operators is reduced, and meanwhile, the intelligent level of color matching management is further enhanced through iterative optimization of a formula library through data feedback.

The invention discloses an automatic refining secondary water treatment device for liquid cooling of a data center and a treatment method, and belongs to the technical field of water treatment. The device comprises a circulating pump, an electric valve group, a monitoring sensor group, a water treatment tank group, a pipeline system, an electric control unit and an equipment frame, the water treatment tank group comprises eight functional tank bodies including a front precise treatment tank group and a rear comprehensive treatment tank group, and each tank is filled with a special adaptive material. The pipeline system forms three switchable paths, namely a front precise treatment path, a rear comprehensive treatment path and a bypass protection path through an electric valve group. The electric control unit automatically controls on-off of the valve set and start-stop of the pump body based on real-time data of the sensor set, and directional fine treatment and bypass protection when the water quality index exceeds the standard are achieved. The device realizes automatic refined control of liquid cooling secondary water quality, ensures that the water quality continuously reaches the standard, prolongs the service life of materials, reduces the maintenance cost, is adaptive to various data center liquid cooling systems, and improves the operation stability and economy of the liquid cooling systems.

The invention relates to the technical field of flue gas treatment, and discloses a desulfurization and denitrification integrated absorption tower and a using method thereof.The interior of a tower body of the absorption tower is sequentially provided with a desulfurization absorption area, a gas oxidation area and a denitrification absorption area from bottom to top, and the desulfurization absorption area is provided with a desulfurization absorption liquid pool and a desulfurization absorption liquid spraying device; the gas oxidation zone is provided with an oxidant injection grid for injecting ozone, and a plurality of nozzles with downward injection directions are uniformly arranged on the oxidant injection grid; the denitration absorption area is provided with a denitration absorption liquid pool and a denitration absorption liquid spraying device, a first demister is arranged between the desulfurization absorption area and the gas oxidation area, and an isolation structure used for preventing denitration absorption liquid from being sprayed downwards to the gas oxidation area is arranged between the gas oxidation area and the denitration absorption area. Occupied space is small, treatment cost is low, and operation is safe and stable.

The invention relates to the technical field of pyrolysis and activation equipment, and discloses pyrolysis and activation equipment for preparing activated carbon from cork oak wood extraction residues, the pyrolysis and activation equipment comprises a shell and a vertical elevator, a pyrolysis bin and an activation bin are arranged in the shell, a heating module is arranged on the shell, a cover body is fixedly mounted at the top of the shell, and the vertical elevator is arranged in the shell. A driving assembly and an auxiliary activation mechanism are arranged on the cover body, a stirring mechanism is arranged in the shell, and the auxiliary activation mechanism comprises a bin body. According to the activating device, by using the auxiliary activating mechanism and the stirring mechanism, when the driving assembly drives the rotating shaft to rotate, a cam periodically extrudes a transverse plate, so that a piston rod reciprocates in the bin body, an activating agent is intermittently sprayed out through a one-way spraying pipe, and invalid consumption caused by continuous spraying is avoided; the active agent can be sucked into the bin body through the one-way inlet, and meanwhile, the active agent is discontinuously sprayed out of the one-way spray pipe, so that the pyrolysis raw material is ensured to fully react with the active agent.

The invention relates to a graded preparation method of bacteriostatic active components based on multi-color mango peel residues, which comprises the following steps: crushing dried mango peel residues, and carrying out enzymolysis pretreatment by using a compound enzyme system containing cellulase and pectinase; carrying out ultrasonic-assisted extraction by adopting a deep eutectic solvent in which the molar ratio of choline chloride to glycerol is 1: 2, and carrying out centrifugal separation to obtain a crude extract; loading the crude extract on a macroporous adsorption resin column, carrying out gradient elution by using an ethanol-water solution containing 1-3% of hydroxypropyl-beta-cyclodextrin as a protective eluent, and collecting an active fraction; and directly cutting the active fraction into a preparative high performance liquid chromatography system by adopting a column switching technology, collecting a chromatographic peak with the retention time of 14.5-15.5 minutes, and volatilizing a solvent to obtain the targeted malassezia-resistant active component. The method can be used for preparing medicines or cosmetics for inhibiting malassezia.

The application discloses a mirror image interaction method and device, terminal equipment and storage medium, and relates to the technical field of cloud computing and container arrangement. The mirror image interaction method comprises the following steps: pulling a target image from an image warehouse, implanting an environmental variable parameter contract in a configuration layer of the target image, and analyzing the environmental variable parameter contract through a system standard interface to obtain a structured parameter model, wherein the structured parameter model comprises parameter types and range attributes; generating an interaction component in a front-end display interface based on the structured parameter model, and performing real-time blocking verification on environmental variable parameter values input by a user through the interaction component to obtain real configuration values; and writing the real configuration values into a container start configuration according to the same environmental variables to cover the description information of the same environmental variables in the environmental variable parameter contract. The mirror image interaction method disclosed by the application can quickly and accurately configure parameters and is convenient to operate.

The application discloses a kind of self-induction open-closing type automatic material-falling kitchen waste machines control method and system, belong to kitchen waste processing technical field, it includes non-contact sensing cover opening module, processing cavity, multimodal material state sensing module, dynamic drying control module, self-starting material-falling mechanism, depth deodorization purification module and intelligent networking interaction module, by non-contact sensing cover opening module automatic opening feeding cover;In processing cavity, multimodal material state sensing module real-time acquisition humidity, temperature, weight and height data;Dynamic drying control module is dynamically adjusted according to sensing data heating power and air volume, realizes accurate drying on demand;Finally, through self-starting material-falling mechanism automatic opening makes dry material fall into collection box;In processing cavity, depth deodorization purification module is discharged after three-stage purification to waste gas.This application realizes the full-process automation from feeding to discharging and no human intervention, significantly improves sanitary, energy efficiency and intelligent level.

The application discloses a knowledge graph community local reconstruction and synchronous updating method and system based on dirty block threshold marking, and relates to the technical field of artificial intelligence and natural language processing. In view of the technical pain points of the existing GraphRAG system, such as high full-model reconstruction cost and large response delay when facing high-frequency data changes, a minimally invasive incremental updating mechanism is proposed. The method monitors external data sources in real time to obtain incremental data, uses vector similarity for entity disambiguation, locates the graph community structure to which the affected entity nodes and relationship edges belong, and marks them as dirty block states; the topological change proportion in the local graph community is calculated in real time, and only when the change proportion exceeds the reconstruction threshold dynamically set based on the computing power consumption, the large language model is awakened to perform logical patching rewriting on the changed part; finally, the updated summary vector is synchronized to the underlying database through the Upsert operation. The application realizes the deep decoupling of graph data flow and computing power consumption of the large model, while ensuring the real-time of intelligence, and greatly reduces the computing power maintenance cost of the system.

This invention belongs to the field of paint removers and discloses a high-penetration modified water-based paint remover and its preparation method. The paint remover includes the following raw materials: deionized water, benzyl alcohol, formic acid, composite penetrant, sodium dodecylbenzenesulfonate, modified nano-Fe3O4, modified microporous starch, thickener, corrosion inhibitor, and defoamer. The modified nano-Fe3O4 is prepared by first preparing nano-Fe3O4, then forming a dense SiO2 shell on the Fe3O4 surface through tetraethyl orthosilicate hydrolysis, followed by surface treatment with a silane coupling agent, and finally grafting polyaspartic acid. The modified microporous starch is prepared by first preparing microporous starch using an enzymatic hydrolysis method, then loading molten microcrystalline wax and synergistic agents through a vacuum impregnation method, and finally cooling and solidifying. This invention, through the synergistic effect of the benzyl alcohol and formic acid main solvent system with modified nano-Fe3O4 and modified microporous starch, ensures efficient paint removal while providing good protection for the metal substrate.

The application discloses a kind of unmanned aerial vehicle sensing method and system.The method comprises: target airspace is detected by first beam pair target airspace, and the target direction of target unmanned aerial vehicle in target airspace is determined;From reference beam codebook, the beamforming vector group matched with target direction is determined, and reference beam codebook includes the association between reference direction and reference beamforming vector group;Reference beamforming vector group is the beamforming weight set solved under the preset constraint condition of beamforming weight factor, which can make reference sensing error reach preset optimization target when;Reference sensing error is the sensing error limit when the position and speed of unmanned aerial vehicle at reference position are sensed under reference system;Second beam is determined by target direction matched beamforming vector group.The technical scheme of the application can realize efficient utilization of communication sensing resource integration under the architecture of large-scale multiple-input multiple-output integrated sensing and communication system without cell.

This invention discloses a method for low-temperature regeneration of VOCs honeycomb catalysts. Addressing the problems of active metal loss and difficulty in removing deep-seated carbon deposits during catalyst regeneration, this method involves pretreating the deactivated catalyst and then submerging it in a composite regeneration solution. Subsequently, it undergoes heating degradation, during which periodic micro-negative pressure pulsation is applied, and the carbon deposits from the deep pores are discharged through a pressure difference. After emptying the waste liquid, the catalyst is immersed in a tannic acid aqueous solution for cross-linking, constructing a three-dimensional polyphenol network membrane in situ within the pores to retain active metals. Finally, a programmed gradient temperature calcination process is performed to obtain the regenerated catalyst. This invention integrates chemical degradation, physical exfoliation under pressure, and polyphenol network confinement remodeling processes, effectively inhibiting metal component loss and aggregation while thoroughly removing mesoporous carbon deposits, thus restoring the catalyst's metal dispersion and overall activity.