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64 results about "Viscous oil" patented technology

Viscous Oil is heavy or extra heavy crude oil with high viscosity. Oil Viscosity helps to measure a fluid's resistance to flow. If the oil contains higher viscosity (thickness), it does not flow easily under normal conditions.

Oil-soluble demulsifier for heavy oil field and preparation method of oil-soluble demulsifier

The invention belongs to the technical field of oilfield auxiliaries, and particularly relates to an oil-soluble demulsifier for a heavy oil field and a preparation method of the oil-soluble demulsifier. The oil-soluble demulsifier for the heavy oil field, provided by the invention, is prepared from a block polymer emulsion, nonylphenol polyoxyethylene ether, modified nanoparticles and a cross-linking agent. According to the invention, methoxystyrene, dodecyl vinyl ether, N, N-dimethylaminopropyl acrylamide and 2-acrylamide-2-methylpropanesulfonic acid are adopted to prepare a quaternary block comb-shaped polymer, the quaternary block comb-shaped polymer and nonylphenol polyoxyethylene ether are subjected to molecular-level cross-linking through a cross-linking agent, nano modified particles are added, and the quaternary block comb-shaped polymer is prepared. The prepared demulsifier can be rapidly adsorbed on an oil-water interface and respectively adsorb an oil phase and a water phase, so that the tension of the oil-water interface is reduced, rapid separation of the oil phase and the water phase is realized, and the demulsification performance is improved.
Owner:XIAN THREE-DIMENSIONAL TECH DEV CO LTD

Transformer ultrasonic sensor self-calibration method, device, equipment and medium

This application discloses a method, apparatus, device, and medium for self-calibration of an ultrasonic sensor for transformers. The method involves obtaining the spatial distance by using the time difference and measured sound velocity of the same partial discharge pulse received by a built-in UHF antenna and an external ultrasonic sensor; constructing a cross-medium model based on the acoustic parameters of the insulating oil and the tank to calculate the sound pressure transmission coefficient at the liquid-solid interface; constructing a spherical wave dissipation equation in viscous oil by combining discharge and fluid parameters, and calculating the theoretical sound pressure of the outer shell using the distance and transmission coefficient; comparing the measured peak output voltage of the external sensor with the in-situ acoustic-electric conversion sensitivity for online self-calibration. This method reconstructs a high-fidelity sound wave propagation attenuation model, which can improve calibration accuracy and diagnostic reliability.
Owner:CHINA UNIV OF MINING & TECH

A device for cleaning the surface of a quenched saw blade substrate

The utility model relates to saw blade processing device field, concretely is a quenching saw blade base body surface cleaning device. In view of the problem that the oxide skin of quenching saw blade base body surface, quenching oil residue leads to the poor quality and the potential safety hazard of subsequent process, the device includes the side plate of parallel arrangement in the discharge gate of quenching box, and the transmission roll, cleaning roller and first, second blowing device are vertically equipped between side plate, and the waste liquid tank is equipped below. The saw blade base body is horizontally conveyed by the transmission roll, and the first blowing device preblows and washes and removes the loose impurity, and then passes through the cleaning roller and the transmission roll extrusion and peels the stubborn oxide skin and the sticky oil film, and finally is cleaned by the second blowing device secondary blow and washes and removes the residual debris, and the impurity is concentrated and falls into the waste liquid tank. The device improves the impurity removal efficiency through multistage coordinated cleaning, and the elastic self -adaptation roll distance structure adapts to different thickness base body, and the high -temperature resistant material and the waste liquid centralized collection reduce the safety risk, effectively improve the flatness of subsequent pressurized tempering process and reduce the hidden danger of tempering furnace combustion.
Owner:HEIXUANFENG SAW IND

Corrugated heat dissipating element for radiator

A corrugated heat dissipating element for a radiator for better thermal performance by dissipating more heat from high viscous oil filled transformer. The heat dissipating element includes a body with a top, middle, and bottom portion, incorporating multiple flutes that create continuous channels for fluid flow. The heat dissipating element comprises a plurality of flutes defined in a body thereof, with a transverse section of each flute representing two trapezium mirrored to each other along a base. Each flute has a hexagonal cross-section created by two mirrored trapeziums, which have a corrugated profile that optimizes fluid dynamics and enhances heat dissipation. This profile, characterized by alternating crests and troughs, forms a wave-like surface pattern, with a major axis between the crests and a minor axis between the troughs, maximizing both heat transfer efficiency and fluid flow dynamics.
Owner:TTP TECH PTE LTD

An intelligent three-phase asynchronous explosion-proof motor

The present invention relates to the field of motor technology, and discloses an intelligent three-phase asynchronous explosion-proof motor, comprising a body, a junction box arranged on the top of the body, an external connector arranged on the outside of the junction box, a power cord arranged in the junction box and the external connector, and a sealing assembly arranged in the external connector, wherein the sealing assembly specifically comprises a middle seal capable of filling the gap between the external connector and the power cord. The intelligent three-phase asynchronous explosion-proof motor is configured by filling a hollow air cushion with viscous oil. When a gap appears between the hollow air cushion and the power cord, the viscous oil in the hollow air cushion will penetrate into the gap to form an oil seal, thereby preventing dust from entering the junction box through the gap and forming a layer of oil stain at the gap, thereby providing a more stable sealing effect on the gap. When the gap appears again, the oil can penetrate and fill it again, thereby enabling the device to maintain effective sealing for a long time, thereby ensuring the safety of the device.
Owner:JIANGSU YALI EXPLOSION PROOF MOTOR CO LTD

Movable closed type oil tank collecting and releasing device

According to the movable closed oil tank collecting and releasing device, a closed oil tank is placed on a trolley, the top of the closed oil tank is provided with a liquid inlet valve, a three-way valve and a pressure gauge, the bottom of the closed oil tank is provided with a blow-down valve, one side of the closed oil tank is provided with an inflating pump, and the other side of the closed oil tank is provided with a liquid level meter; the liquid inlet valve is connected with the on-site sewage discharge flow path through a hose quick connector, switches of the three-way valve and the sewage discharge valve are turned on, and dirty oil and water are conveyed into the closed oil collecting and releasing tank through flow path pressure; the blow-down valve is used for discharging oil dirt in the closed type oil collecting and releasing tank to an external sewage pool through hose quick connection; an air pipe of the inflating pump is connected with the three-way valve, the closed oil collecting and releasing tank is pressurized by opening the inflating pump, and viscous oil dirt in the tank body of the closed oil collecting and releasing tank is discharged to an external sewage pool through the blow-down valve by virtue of tank pressure. According to the utility model, the whole oil stain recovery and discharge process is automatic, the labor cost is saved, the pollution problem is effectively solved, oil and water are prevented from falling to the ground, and the working efficiency is improved.
Owner:TAIZHOU YOUHENG OIL & GAS ENG SERVICE CO LTD

Built-in coupling damper for offshore wind power pile foundation

According to the built-in coupling damper of the offshore wind power pile foundation, electromagnetic eddy current damping and hydrodynamic force damping are combined, a magnetic mass block moves in a magnetic field of a permanent magnet retainer to generate eddy current heat dissipation, meanwhile, a turbulent flow mass block is driven by tide in seawater in a pile to form additional fluid damping, and therefore the damping effect is improved. And dual conversion from vibration energy to heat energy and kinetic energy is realized. Compared with a traditional viscous oil cylinder damper, when the wave frequency is close to the structure frequency, the vibration amplitude can be reduced, and accumulation of the wave limit load and the fatigue load is remarkably relieved. Through dynamic coupling of the magnetic damping unit and the fluid mass block, a mass-spring-damping system is formed, low-frequency shaking of a fan tower and high-frequency vibration of a pile foundation are effectively restrained, and the device is suitable for the complex load environment brought by offshore wind power large-scale and deepwater.
Owner:HUANENG RUDONG BAXIANJIAO OFFSHORE WIND POWER GENERATION CO LTD +2

Detection and monitoring of dosage delivery for vaporized waxes, solids or viscous oils, and cannabinoids

A sensing module for monitoring dosage delivery of a vaporized material, and a portable vaporization unit including the sensing module, include a light sensor that detects disruptions in a light path across a vapor channel, the disruptions caused by the vaporized material flowing through the vapor channel. The light sensor includes a UV light source, which may emit 370 nm wavelength light, and a UV light detector that converts intensity of incident light in the light path into a signal. A microprocessor of the sensing module compares the signal to a baseline measurement to determine the concentration of a medicament in the vapor; then, using the flow rate and activation time of the device, the microprocessor determines the dosage and can perform monitoring and reporting actions based on the dosage. A measuring circuit measures fluctuations in resistance / impedance of a vaporization element to further determine flow rate and / or dosage.
Owner:THE ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIV OF ARIZONA

Stainless steel tube and inner hole surface defect detector thereof

The invention relates to the technical field of pipeline detection, in particular to a stainless steel pipe and an inner hole surface defect detection machine thereof.The stainless steel pipe comprises a pipe wall, and an inner through hole is formed in the center of the pipe wall; the detection machine comprises symmetrically arranged pipeline robots, a zinc sulfide protection window arranged between the two pipeline robots, a cylindrical mounting table mounted at one end of the zinc sulfide protection window, and four jet heads uniformly arranged on one side, facing the zinc sulfide protection window, of the cylindrical mounting table, and the hollow supporting seats are fixedly connected to the other end of the zinc sulfide protection window and are uniformly arranged on one sides of the hollow supporting seats. Viscous oil stains and metal dust on the surface of the zinc sulfide protection window are removed through the synergistic effect that the scraping assembly drives the arc-shaped scraping plate to conduct mechanical scraping, the cleaning assembly drives the cleaning agent to conduct chemical dissolution and the air curtain assembly conducts directional airflow instant drying, and the situation that a residual liquid film interferes with laser and infrared signal paths is avoided; the detection precision and the detection efficiency of the detection assembly are improved.
Owner:WENLING SHUANGSEN STAINLESS STEEL

Preparation method of photo-thermal wear-resistant super-hydrophobic super-oleophylic sponge

The invention belongs to the technical field of polyurethane sponge preparation, and discloses a preparation method of a photo-thermal wear-resistant super-hydrophobic super-oleophylic sponge, which comprises the following steps: step 1, preparing photo-thermal particles; step 2, preparing PDMS (Polydimethylsiloxane) microspheres; step 3, preparing the photo-thermal type wear-resistant super-hydrophobic polyurethane sponge; pDMS microspheres are used as a general platform for synthesizing super-hydrophobic polyurethane. According to the invention, the PDMS microspheres are used as a general platform for synthesizing super-hydrophobic polyurethane, so that the problems of wear resistance and fluoride-free performance of the super-hydrophobic polyurethane sponge can be solved. Due to the introduction of the low-cost photo-thermal particles, not only can the photo-thermal effect be introduced into the super-hydrophobic polyurethane, but also the super-hydrophobic polyurethane can be used for rapid and efficient separation of viscous oil. In addition, the lignin as a byproduct of the papermaking industry is extremely low in cost, the candle ash nanoparticles are pollutants generated after candle combustion, and the utilization of the lignin photo-thermal particles not only can reduce the preparation cost of the super-hydrophobic polyurethane, but also can solve the problem of environmental pollution at the same time.
Owner:HANGZHOU DIANZI UNIV

A method for rapidly detecting microbial concentration in wastewater samples containing heavy oil using a UV-visible spectrophotometer

The present invention provides a method for quickly detecting the concentration of microorganisms in a sample of viscous oil-containing wastewater using an ultraviolet-visible spectrophotometer, which belongs to the technical field of oilfield wastewater detection. The detection method is to allow the viscous oil-containing wastewater to stand for stratification, add a surfactant, ultrasonically vibrate, centrifuge, and filter, and then measure the absorbance at wavelengths of 230nm, 320nm, 340nm, 600nm, 620nm, and 650nm. When the judgment conditions of the absorbance value are met at the same time, the judgment data is valid; the OD600nm, OD620nm, and OD650nm in the valid data are compared with the three established standard microorganism concentration-absorbance plates, and the microbial concentration value of the viscous oil-containing wastewater sample to be tested is read out and the average is taken. This detection method can eliminate the influence of various impurities in the viscous oil wastewater sample on the test results to the greatest extent, and is simple to operate, economical and efficient, highly timely, with small errors, and high reproducibility.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)

Preparation method of super-hydrophilic light-heat composite material with underwater oil absorption capacity

The present application relates to the technical field of super-hydrophilic / super-oleophilic materials, and particularly to a preparation method of a super-hydrophilic photo-thermal composite material with the ability to absorb heavy oil underwater, which comprises the following steps: first, natural oligomeric amino polysaccharide is used to synergistically aminate raw cotton with amino silane coupling agent; then, based on the synergistic amination system of the raw cotton, polymeric active units and nano-scale heat-conducting particles are introduced into the raw cotton; and finally, the mixed liquid phase is cured by the hyperbranched polymer forming method to complete the construction of the super-hydrophilic photo-thermal composite material with the ability to absorb heavy oil underwater by the one-pot method. The raw materials of the present application are green and environmentally friendly, and the experimental steps are simple, safe and convenient. The prepared product has excellent super-hydrophilicity and super-oleophilicity in an air atmosphere, with a contact angle of 0°. In an underwater atmosphere, the product has super-hydrophilicity and excellent oil absorption performance, and still has stable super-hydrophilicity and oil absorption capacity after cyclic utilization in different atmospheres. In addition, the product has good photo-thermal performance and good absorption and separation capacity for viscous oil phases, which lays a foundation for wider application.
Owner:XINJIANG UNIVERSITY

A right suspension bracket structure of a fastening type automobile engine

The application discloses a fastening type right suspension arm structure of an automobile engine, and relates to the related field of hybrid automobile engines.The fastening type right suspension arm structure of an automobile engine comprises an arm piece, a suspension piece and a fixing foot, the arm piece is connected with an engine through locking bolts on one side and connected with the suspension piece through bolts at the end, the suspension piece comprises at least two oil cavities arranged between sleeve assemblies, and a driving piece for adjusting the oil outlet flow rate is connected with a heat auxiliary mechanism.The fastening type right suspension arm structure of an automobile engine is filled with oil in advance, and the oil is in a viscous state due to low temperature before starting in winter, so that the damping effect can be directly increased, heat generated by the suspension arm structure is transmitted to the oil cavities through the heat auxiliary mechanism, the viscous oil in the oil cavities is heated to improve the fluidity, the oil circulation is adapted to the high-speed working condition of the engine, high-frequency vibration during high-speed operation is accurately inhibited, and the damping performance of the arm and the running stability of the engine are remarkably improved.
Owner:CHANGZHOU HONGGAN ELECTRIC TECH CO LTD

A device for testing chemical viscosity reduction of thick oil under temperature and pressure

The application discloses a kind of with temperature zone pressure viscous oil chemical viscosity reduction testing device, belong to viscous oil chemical viscosity reduction testing equipment technical field.A kind of with temperature zone pressure viscous oil chemical viscosity reduction testing device, including fixed seat, fixed seat upper side is fixed with test table, the upper side of rotating ring is annularly and equally spaced with multiple adjusting rods, multiple I-shaped rollers are annularly and equally spaced and are arranged at the edge near the inside of cavity, test table upper side is equipped with rotating annular table, the upper side of rotating annular table is annularly and equally spaced with multiple test barrel main bodies near the edge, the cooperation between structures makes the device through the design of rotating annular table, different test barrel main bodies can be placed in different chemical reagents, continuous and various tests are carried out, and the setting of the device reduces the steps of testing and the establishment of model, reduces workload, while ensuring the detection effect, while avoiding the situation that the influence of the previous reagent cannot be effectively removed after testing, improves the accuracy of test.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1

Protein fiber-based composite aerogel material and preparation method thereof

The present invention discloses a protein fiber-based composite aerogel material and a preparation method thereof, relating to the technical field of adsorption materials. The protein fiber-based composite aerogel material and preparation method provided by the present invention utilize vegetable-tanned leather fibers as the protein fiber-based raw material of the protein fiber-based composite aerogel. This fully utilizes the photothermal conversion properties of tannins in the vegetable-tanned leather fiber component, reducing the amount of photothermal conversion particles used in the aerogel material preparation process. This improves the photothermal conversion properties of the aerogel material while avoiding the technical problem of three-dimensional structural damage caused by excessive use of photothermal conversion particles. This further enhances the aerogel material's efficient and stable adsorption performance for highly viscous oil stains.
Owner:嘉兴南湖学院 +1

A detection device based on MEMS infrared light source

This invention relates to a detection device based on a MEMS infrared light source, belonging to the field of infrared light source detection. To address the need to ensure that oil is evenly spread within the detection area, forming a stable liquid layer of uniform thickness so that infrared light can penetrate the oil in a predictable manner, the invention addresses the issue of slow-flowing, highly viscous oil. Relying on natural flow to achieve even spreading is extremely time-consuming, severely reducing detection efficiency and failing to meet the requirements for rapid detection in industrial settings. The invention provides a detection device based on a MEMS infrared light source, comprising a housing, a detection pool located inside the housing, an inlet pipe connected to one side above the detection pool, and a first outlet pipe connected to one side below the detection pool. A cylinder drives the lateral movement of a first pusher plate, forcibly pushing the oil to form an oil layer on the bottom surface of the detection pool. Compared to natural flow, the oil layer formation speed is increased, thereby improving detection efficiency.
Owner:SHENZHEN YATEKS OPTICAL ELECTRONICS TECH CO LTD

Flue gas sedimentation treatment device and garbage incinerator

The invention relates to the technical field of flue gas pretreatment, in particular to a flue gas settling treatment device and a garbage incinerator, comprising a settling chamber, a cleaning mechanism, a vibrating mechanism and a control mechanism; the cleaning mechanism comprises a second mounting ring and a third mounting ring, the second mounting ring is in close fit with the inner wall of the settling chamber, and an annular scraping strip is arranged on the second mounting ring; the third mounting ring is rotationally connected with the second mounting ring, and the third mounting ring is connected with a movable seat; the control mechanism comprises a lifting assembly and a rotation driving assembly, the lifting assembly is arranged on the settling chamber and used for controlling the second mounting ring to ascend and descend in the vertical direction, and the rotation driving assembly is used for driving the third mounting ring to rotate. The inner wall cleaning is enhanced through the synergistic effect of the annular scraping strip and the vibration mechanism, especially for viscous oil dust, wet caking smoke dust and other stubborn impurities, and the problem that the operation efficiency of the device is affected by thickening of an ash deposition layer due to the fact that the viscous or caking impurities are not thoroughly removed through traditional scraping strip cleaning is solved.
Owner:NEIJIANG HAINUOER GARBAGE POWER GENERATION CO LTD

A reactor

The application discloses a kind of electric reactors, the present application relates to electric reactor technical field, including case, iron core and coil winding, the coil winding is set on the outer surface of the iron core, the lower surface of the iron core is fixedly connected with lower insulating frame, the lower insulating frame is fixedly connected in the bottom surface of case inner cavity, the upper surface of the iron core is fixedly connected with upper insulating frame, and the upper insulating frame is fixedly connected in the top surface of case inner cavity;Oil discharge mechanism, the oil discharge mechanism is used to discharge viscous oil, lifting mechanism, the lifting mechanism is used to control the flow of insulating oil in case inner cavity;Heat dissipation mechanism, the heat dissipation mechanism is used to quickly dissipate the heat of insulating oil;The oil discharge mechanism is arranged on the lower surface of case, the lifting mechanism is arranged on the outer surface of case, and the heat dissipation mechanism is symmetrically arranged on the outer side of case, to realize the quick dissipation of heat inside electric reactor.
Owner:BEIJING LIFENG TECHNOLOGY CO LTD

Coking viscous oil full-layer sampler

The invention discloses a coking viscous oil full-layer sampler, and relates to the technical field of coking industrial production and quality detection. The connecting piece is arranged on one side of the first handheld piece; the sampling piece is arranged on the side, away from the first handheld piece, of the connecting piece, and a sampling opening is formed in the side, away from the first handheld piece, of the sampling piece; the transmission part sequentially penetrates through the sampling part, the connecting part and the first handheld part, and the transmission part is in sliding connection with the sampling part, the connecting part and the first handheld part; a person holds the first handpiece and the second handpiece to push the sampling piece into the oil sticking tank, oil sticking resistance can be effectively overcome, the sampling device pushing speed of the person can be controlled, and compared with an operation mode that a traditional sampling device naturally descends through a steel wire rope, the sampling speed can be effectively increased, and the sampling efficiency is improved. The sampling time is shorter, and the efficiency is higher.
Owner:SHANDONG IRON & STEEL CO LTD

Marine diesel cylinder lubricant composition

PendingJP2025522055AThickenersAdditivesTotal Base NumberPhysical chemistry
The marine diesel engine lubricating oil composition contains (a) a large amount of lubricating viscous oil and (b) one or more olefin copolymers having a number average molecular weight of 30,000 to 120,000. The marine diesel lubricating oil composition has a TBN of less than 70 mg KOH / g. The marine diesel lubricating oil composition is a single grade lubricating oil composition that meets the 2015 January revised SAE J300 requirements for SAE40, SAE50 or SAE60 single grade lubricating oils.
Owner:CHEVRON ORONITE CO LLC

Surface cavitation water jet cleaning device and cleaning method for metal wire

PendingCN121755474Aavoid replacementEfficient "three-dimensional surround" cleaningSpraying apparatusCleaning using liquidsWire rodPhysical chemistry
The invention provides a surface cavitation water jet cleaning device and method for a metal wire. The cleaning device comprises a cleaning water tank, a conveying tensioning system, a radial synchronous adjusting mechanism and a plurality of cavitation jet assemblies. The cleaning device is adopted in the cleaning method. The defect that single fixed parameter jet flow cannot give consideration to pollutants (such as hard oxide skins and viscous oil stains) with different adhesive forces is overcome in a single physical cleaning device, and then lossless, self-adaptive and efficient cleaning of various pollutants (oxide layers, oil stains and particles) and wires with different wire diameters is achieved.
Owner:SHANGHAI RUILAISEN MACHINERY EQUIPMENT R&D CO LTD

Gravity cyclone flash evaporation device

The invention belongs to the technical field of sewage treatment, and particularly relates to a gravity cyclone flash evaporation device. The gravity cyclone flash evaporation device comprises a flash evaporation shell, the side wall of the flash evaporation shell is provided with a steam outlet, and the lower end of the flash evaporation shell is provided with a flash evaporation concentrated solution outlet; the flash evaporation device comprises a flash evaporation shell and at least one flash evaporation rotational flow plate arranged in the flash evaporation shell, the upper end of the flash evaporation shell is connected with an evaporation pipe of a falling film evaporator, thickened oil produced liquid flows into the flash evaporation shell after passing through the evaporation pipe, and rotational flow is generated when the thickened oil produced liquid passes through the flash evaporation rotational flow plate, so that evaporation is accelerated.
Owner:CHINA PETROCHEMICAL CORP +2

Powdery expanded ammonium nitrate explosive capable of reducing powder return rate as well as preparation method and use method of powdery expanded ammonium nitrate explosive

The invention discloses a powdery expanded ammonium nitrate explosive capable of reducing powder return rate, and a preparation method and a use method thereof. The powdery expanded ammonium nitrate explosive is prepared from the following raw materials in parts by weight: 89-91 parts of powdery expanded ammonium nitrate; 3-4 parts of an oil phase; 3-4 parts of wood flour; and 2-4 parts of a powdery tackifier. According to the invention, the viscous oil phase material is added, so that the bonding degree among powdery expanded explosive particles is increased. Meanwhile, due to the addition of the powdery tackifier, the powdery expanded explosive can be rapidly expanded after being mixed with water, and the plasticity or the viscosity is improved. When the explosive is used, 0.4-0.6% of viscous aqueous solution such as polyacrylamide or hydroxypropyl methyl cellulose is added, charging is immediately carried out after mixing, and the viscous oil phase material, the powdery tackifier and the viscous aqueous solution are tightly bonded together under the combined action of charging high-pressure gas, the viscous oil phase material, the powdery tackifier and the viscous aqueous solution, so that the powder return rate is greatly reduced. And the charging efficiency is effectively improved, and waste is reduced. The powder return rate of the powdery explosive can be reduced from 20-40% to 0-5%.
Owner:HUBEI DONGSHEN TIANSHEN IND CO LTD

Organic contaminated soil in-situ chemical remediation method coupled with electrocatalytic oxidation

The invention discloses an in-situ chemical remediation method for organic contaminated soil coupled with electrocatalytic oxidation, and relates to the technical field of soil remediation. A coupling path of surfactant prewashing, in-situ pore-forming mass transfer enhancement and iron anode electro-Fenton continuous generation of active species is adopted in sequence; high-viscosity oil stains are emulsified and dispersed in soil pores and are deeply oxidized and degraded by hydroxyl ions, the concentration and pH of oxidizing substances in a reaction area are kept stable through circulating pumping and injection of a liquid injection pipe and a liquid pumping pipe, and long-acting, uniform and low-energy-consumption in-situ chemical remediation of the heavy oil stain soil is achieved; the electrocatalytic oxidation is carried out through electrochemical dissolution of anode iron alloy, and deep oxidation is carried out on refractory organic matters remained after chemical treatment; and the liquid injection pipe and the liquid extraction pipe accurately control liquid injection and liquid extraction, so that dynamic update of the electrolyte is maintained, oxidizing substances are ensured to be in continuous contact with target pollutants, intermediate products are removed and degraded in time, and reaction inhibition is avoided.
Owner:NANJING UNIV

Detection device based on MEMS infrared light source

The invention relates to a detection device based on an MEMS (Micro Electro Mechanical System) infrared light source, belongs to the field of infrared light source detection, and aims to solve the problems that oil liquid needs to be uniformly paved in a detection area to form a stable liquid layer with consistent thickness, so that infrared light can penetrate through the oil liquid in a predictable manner, but high-viscosity oil liquid is slow in flow rate, and the detection efficiency is low. The invention relates to a detection device based on an MEMS (Micro Electro Mechanical System) infrared light source, and aims to solve the problems that the detection efficiency is seriously reduced and the rapid detection on an industrial site cannot be met due to the fact that tiling is completed by depending on natural flow of the MEMS infrared light source, and the detection device based on the MEMS infrared light source comprises a shell, a detection pool arranged on the inner side of the shell and a feeding pipe communicated above one side of the detection pool, the first discharging pipe communicated below one side of the detection pool drives the first push plate to transversely move through the air cylinder, oil is forcibly pushed to form an oil layer on the bottom surface of the detection pool, and compared with natural flowing, the forming speed of the oil layer is increased, so that the detection efficiency is improved.
Owner:SHENZHEN YATEKS OPTICAL ELECTRONICS TECH CO LTD

Device for detecting open water in heavy oil

The utility model relates to a device for detecting water in heavy oil. The device comprises a microwave probe, a lower end cover, a scraping block, a centralizing ring, a guide block, a sleeve, an electric push rod, an upper end cover, a cable and a control display, the upper end of the sleeve is connected with the upper end cover; the centralizing ring, the scraping block and the lower end cover are sequentially mounted at the lower end of the sleeve; the electric push rod, the guide block and the microwave probe are sequentially connected and mounted in the sleeve; the upper end of the electric push rod is fixed to the upper portion of the sleeve, and the microwave probe penetrates through the centralizing ring, the scraping block and the lower end cover. And the electric push rod and the microwave probe are communicated with the control display through cables. By applying the device for detecting the open water in the heavy oil, the high-viscosity covering on the surface of the microwave probe can be effectively removed, the sensitivity of the microwave probe is improved, and the problem that the open water in the heavy viscous oil is difficult to effectively measure is solved.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Metal cabinet side panel with deformation prevention reinforcement

ActiveCN224461340UPlay a protective effectreduce collision forceStructural engineeringDeformation Problem
The utility model discloses a kind of metal cabinet side panels with anti-deformation reinforcement belongs to metal cabinet side panel technical field, and its technical scheme main points include inner frame, concave frame and front frame, the front frame is located in the front side of inner frame, the concave frame is installed in the back of inner frame, the inside of the concave frame is fixedly connected with inner rib, the front side of the inner frame and the back of the front frame are all set with cooperation groove, filling capsule is clamped between two cooperation grooves, through multilayer structure design, solve the deformation and impact influence problem of existing metal cabinet side panel, it is filled with polyurethane foam by riveting structure and inner rib of inner frame and concave frame and enhances rigidity, deformation problem under long-term bearing and installation stress is responded, guarantee structure stability and aesthetic appearance;Utilize filling capsule and viscous oil between front frame and inner frame, provide elastic buffer for external collision, reduce the direct damage of impact to side panel and the influence to internal article, avoid article to dump.