123 results about "Petroleum product" patented technology

The invention discloses a petroleum product chemical composition automatic analysis system and method based on deep learning, and relates to the field of petroleum product analys.The method comprises the steps that chromatography-mass spectrometry full-scanning data of a petroleum sample is obtained, a peak top point is detected, and parameters such as retention time, peak height and peak width are extracted; calculating the ratio of the retention time interval of the adjacent peaks to the sum of the widths of the two peaks as a relative interval ratio; the peak overlapping degree is judged according to the ratio, and the peak overlapping degree is divided into a high overlapping type, a medium overlapping type or a separable type; separating overlapped peaks by adjusting peak width parameters, and re-verifying the spacing ratio after separation; if not, optimizing a separation result by iteratively updating parameters or calculating a correction coefficient; the method can automatically identify and process the peak overlapping problem, can perform secondary optimization on the peaks which are not successfully separated, and is suitable for chemical composition analysis of complex petroleum samples.

A system for producing CO and CO2 to achieve an efficient oil recovery operation that minimizes undesirable gaseous emissions is provided. The system includes a portable CO-producing device, a portable CO2-producing device located proximate to the reservoir, and a gas collecting device configured to receive CO and CO2 and selectively distribute a desired ratio of CO and CO2 dynamically based on current reservoir conditions. Producing CO2 proximate to the reservoir comprises reforming carbon-based fuel within oxygen. Electrical energy generated is used to selectively distribute the desired ratio of CO / CO2 to the reservoir with de minimis greenhouse gases produced transmitted into the atmosphere. The system is an energy-efficient arrangement that recycles and reuses by-products and unused products from the process. Greenhouse gas emissions are significantly reduced compared to conventional processes by-products are fully utilized. Hydrogen produced can be used to generate electricity, as can heat generated from other sources within the process.

This invention discloses a covalent organic framework material for selective solid-phase adsorption and separation, its preparation method, and its applications. The material is prepared by polycondensation reaction of electron-deficient triazine rings with short-chain linkers such as hydrazine hydrate, forming a layered structure with a high specific surface area of ​​602 m² / g and a concentrated pore size of 2.0 nm to 3.0 nm. This structure exhibits high adsorption capacity (up to 1.0 mg / g), rapid adsorption kinetics, and excellent selectivity for PAHs in organic solutions through strong π-π interactions and pore confinement effects. The preparation process is simple and the conditions are mild. The material has good thermal stability (>300℃), and its performance retention rate is higher than 92% after 5 cycles. When applied to the solid-phase adsorption of PAHs in petroleum products such as lubricating oil and white oil, it effectively eliminates matrix interference, allowing direct analysis without complex purification steps after adsorption. This overcomes the limitations of traditional materials such as silica gel and activated carbon, which have weak adsorption capacity and require cumbersome post-treatment, providing a new high-performance adsorption material solution for the efficient detection of trace PAHs in petroleum products.

The invention discloses an ignition-free closed-cup flash point measuring system for petroleum products. The ignition-free closed-cup flash point measuring system comprises a sample pretreatment unit, a flash separation unit, a constant-temperature control unit, a flash point detection unit and a data processing unit which are communicated in sequence. The sample pretreatment unit is used for removing solid impurities and moisture in a petroleum sample; the flash separation unit is used for converting the pretreated sample into oil vapor and liquid components; the constant-temperature control unit maintains the temperature stability of the system; the flash point detection unit detects the flammable flash state of the oil vapor in an optical mode; the data processing unit records and analyzes the detection data to output a flash point value. The invention further provides auxiliary modules such as a circulating purification unit and a safety monitoring unit, efficient, accurate and safe measurement of flash points of various petroleum products such as gasoline, diesel oil and lubricating oil is achieved through pressure grading flash evaporation and precise temperature control, the detection period is short, the automation degree is high, and the device is suitable for rapid flash point analysis of laboratories and industrial sites.

The utility model relates to the field of petroleum product detection equipment, in particular to an automatic lubricating grease shearing machine which is low in noise, vibration speed and displacement and comprises a base, a support is fixedly connected to the base, a servo motor with a driving rod is fixedly connected to one side of the support, and the driving rod penetrates through the support and then is fixedly connected with a rotating disc. An I-shaped connecting plate is attached to the side face, away from the servo motor, of the rotating disc, a connecting groove is formed in the connecting plate, a connecting rod is inserted into the connecting groove, two linkage rods are connected to the top end of the connecting plate through a connecting assembly, the two linkage rods are parallel to each other, each linkage rod is perpendicular to the base, and a grease cup is arranged between each linkage rod and the base; the linkage rod is fixedly connected with an exhaust sieve plate after being inserted into the grease cup; and the effects that the double stations work at the same time and the stable working speed can be kept are achieved.

The utility model discloses a kind of display devices of petroleum product sales, including bottom plate, support rod and support plate, the top of the bottom plate is fixedly connected with support rod, the top of the support rod is fixedly connected with support plate, the four corners of the bottom plate top are fixedly connected with support rod. The utility model is through the cooperation of bottom plate, support rod, support plate, support rod, positioning groove, connecting groove, clamping frame, connecting plate, sliding slot, moving frame, guide slot, sliding block, stabilizer, spring, isolation plate, through slot, pull handle, limit frame, limit rod and limit hole, the problem that the existing equipment is more used fixed structure, display board is often needed to consume more time and manpower when installing and disassembling, not enough convenient operation, in addition, the existing equipment can usually only be clamped to fixed size display board, lack of adjusting flexibility, lead to its application range is limited, difficult to meet the diversified display needs problem.

The utility model relates to the technical field of petroleum transportation, in particular to a transportation device for petroleum products, which comprises a traction frame, a connecting hole is arranged at the front end of the traction frame, a transportation mechanism is arranged at the rear end of the traction frame, the transportation mechanism comprises a transportation table, and the traction frame is fixedly mounted at the front end of the transportation table. Wheels are movably installed at the left end and the right end of the transportation table, a clamping cylinder is fixedly installed at the top end of the transportation table, fixing screws are fixedly installed on the periphery of the clamping cylinder, and a storage mechanism is arranged in the clamping cylinder. A large-diameter barrel cover and a suction screw barrel are arranged in a matched mode, so that different injection and discharge modes of the petroleum products can be selected according to the viscosity, meanwhile, the stability of the barrel cover can be guaranteed through a clamp, and the situation that the barrel cover is disengaged due to the fact that the non-sticky petroleum products generate large impact in the storage barrel is avoided; and the stab-resistant cushion layer is added, so that the storage barrel can be prevented from being pierced.

The present invention relates to the use of a formulation which is liquid at ambient temperature comprising at least a mixture of benzene, toluene and xylene for the fixing and the release of hydrogen in at least one hydrogenation / dehydrogenation cycle of said formulation.The invention also relates to the use of said formulation for the transportation and the handling of hydrogen resulting from the steam cracking of petroleum products, of inevitable hydrogen resulting from chemical reactions, such as the electrolysis of salt, or of hydrogen resulting from the electrolysis of water.

The application discloses a kind of high-activity green cleaning agent, its preparation method and application, the high-activity green cleaning agent includes stock solution and diluent liquid;The stock solution is formed by esterification reaction by mixing and heating 2-ethylhexyl phosphate and hydroxyethylidene diphosphonic acid according to weight ratio 1.8-3:1;And / or the stock solution includes 2-ethylhexanol, phosphite, acetic acid-2-ethylhexyl ester, polyisobutylene succinic anhydride and ethylhexyl phosphate;The diluent liquid is formed by mixing according to weight ratio 1:4-3:7 by content >99% formaldehyde and oligomeric water cluster;The weight percentage of the stock solution is 0.8%-1.3%.The application also discloses fuel containing the above-mentioned high-activity green cleaning agent.The high-activity green cleaning agent of the application is a pure petroleum product, is a new type of fuel modifier, by changing the physical properties of fuel to achieve its synergistic effect, oil saving, carbon cleaning, emission reduction effect, suitable for popularization and application.

The utility model discloses a sample separating device for petroleum product detection, which belongs to the technical field of petroleum product detection devices and comprises a support, a transposition tank, a dropper and a supercharger, the transposition tank is a cylindrical container, the axis of the transposition tank is horizontally arranged, two opposite ends of the transposition tank are hinged on the support, and the dropper is arranged on the support. A feeding port and a discharging port are formed in the side face of the transposition tank, the dropper is installed on the discharging port, and a sample bottle is connected to the feeding port in a screwed mode; according to the device disclosed by the utility model, the sample bottle filled with the viscous sample is screwed on the feeding hole of the transposition tank, and the transposition tank is rotated, so that the viscous sample flows into the transposition tank under the action of gravity; the viscous sample is promoted to flow out of the dropper into other containers for sample separation by pressurizing the interior of the transposition tank through the pressurizer, the sample separation operation is simple and easy to control, the viscous sample is prevented from dripping into the surrounding environment in the operation process, and then pollution to the experimental environment is avoided.

1. The name of the design product: lifting rod track ball valve. 2. The use of the design product: used in the pipeline of petroleum and petroleum products, natural gas, airport, chemical industry, environmental protection, etc. for cutting off, distributing and changing the flow direction of medium. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a production process method of an antioxidant BHT (butylated hydroxytoluene). The core of the method is to treat the recrystallization mother liquor: after the mother liquor is rectified to remove the solvent alcohol, the traditional high-temperature rectification is not adopted, and primary cooling crystallization, alkylation reaction and secondary cooling crystallization are sequentially carried out. Finally, the secondary mother liquor is produced as a liquid antioxidant LK51, and comprises 7-9% of 2-tert-butyl-p-cresol, about 35% of 4 (6)-tert-butyl-m-cresol, about 35% of 2, 6-di-tert-butyl-p-cresol, 4, 6-di-tert-butyl-m-cresol and other alkylphenols, and the total content of the alkylphenols is greater than 98%. The component is a mixture of various alkylphenols, has excellent oxidation resistance in lubricating oil, gasoline and other oil products, and can replace an antioxidant T501 and the like. According to the method disclosed by the invention, through process innovation and replacement of two-fraction alkylation of original rectification 2 by direct alkylation of the primary crystallization mother liquor, the yield of a BHT main product is increased, meanwhile, the high-added-value liquid antioxidant is co-produced, low-value heavy alkylphenol waste is eliminated, and dual improvement of energy conservation, consumption reduction and economic benefits is realized.

The present invention discloses a method for preparing a copper sheet corrosion inhibitor for gasoline and diesel components produced as byproducts from the hydrogenation of waste lubricating oils, belonging to the technical field of petroleum product corrosion inhibition. The method comprises preparing a saturated isooctane / n-hexadecane solution of tetrazole; preparing an n-octane / n-hexadecane solution of 8-hydroxyquinoline or imidazole; mixing dropwise, adjusting the pH, and heating in a water bath; adding organic cerium, cooling, and aging the solution. The copper sheet corrosion inhibitor for gasoline and diesel components produced as byproducts from the hydrogenation of waste lubricating oils prepared using this method can significantly reduce the corrosion level of the copper sheet produced as a byproduct from the hydrogenation of waste lubricating oils, even at a very low dosage, thereby achieving the technical purpose of inhibiting copper sheet corrosion.

The application provides a method for separating thiophene compounds in petroleum oil products and application thereof, and the method comprises the following steps: S1: dissolving the petroleum oil product and an alkylating agent in a first solvent to obtain a dissolved oil sample; S2: loading a filler loaded with a catalyst into an adsorption column, transferring the dissolved oil sample into the adsorption column, standing, then sequentially eluting the adsorption column with a second solvent and a third solvent respectively, and collecting an eluent eluted by the third solvent; and S3: fully mixing the eluent with potassium iodide modified silica gel, filtering and collecting a filtrate, so that the thiophene compounds are separated. According to the method, the thiophene compounds in the petroleum can be separated with high purity and high yield, the operation condition of the method is mild, and the thiophene compounds in the petroleum oil products, especially in the high maturity crude oil, can be completely, efficiently and accurately separated.

The present invention relates to methods and devices for purifying industrial and natural water of iron, manganese and petroleum products by oxidation of the contaminants with ozone, followed by dissolved air flotation and filtration. The method and device according to the present invention provide for efficient purification of water, while minimizing the costs of carrying out the purification process and maintaining equipment.

The utility model belongs to the field of petroleum detection, and particularly relates to a petroleum product moisture meter which comprises a base, a heating groove is formed in the position, close to the center, of the surface of the base, a flask is placed in the heating groove, the top of the flask is fixedly connected with a connecting pipe, and the top end of the connecting pipe is fixedly connected with a condensation pipe. A sliding column is fixedly connected to the upper portion of the base. A sliding plate slides on the outer side of the surface of a sliding column by pulling a rotating rod, the rotating rod rotates upwards, the rotating rod penetrates through the surface of a clamping block in a sliding mode and then rotates downwards, the shell is fixed, the flask is convenient to disassemble and assemble, the working efficiency of a user is improved, and through the structural design that the shell is attached to the surface of the flask, the stability of the flask during installation is improved; the heat preservation effect of the flask during working is improved, condensation pipes of different sizes and positions can be conveniently fixed through the connecting mode that the connecting piece rotates and slides on the surface of the supporting rod, and the adaptability of the device is improved.

The present invention provides a polar low-temperature surfactant-producing bacterium Pedobacter cryoconitis NJ‑S‑72 and its application, which belongs to the field of bioremediation technology for petroleum and petroleum product contaminated environments. The strain was deposited in the General Microbiology Center of the China Microorganism Culture Collection Administration on October 31, 2024, with a deposit number of CGMCC NO: 32458. The strain is derived from the soil of the Fildes Peninsula in Antarctica, and its fermentation liquid can be directly applied to the ecological restoration of oil spills in polar or low-temperature environments. Compared with chemical surfactants, it can reduce secondary damage to the environment, and the biosurfactant produced by the strain can accelerate the emulsification of oil and accelerate the biodegradation of oil pollution.

The present invention discloses a molybdenum phosphide composite catalyst and a preparation method thereof. The catalyst comprises nitrogen and phosphorus co-doped carbon nanosheets, on which molybdenum phosphide nanoparticles are loaded. The preparation method comprises the following steps: preparing a molybdenum-based metal organic framework / melamine dispersion, then adding a phytic acid solution for solvent thermal reaction and calcination. The molybdenum phosphide composite catalyst of the present invention has the advantages of strong catalytic activity and good stability, can be widely used for removing sulfur-containing organic compounds in petroleum products, can achieve efficient removal of sulfur-containing organic compounds in petroleum products under mild conditions, has high use value and good application prospects. The preparation method of the molybdenum phosphide composite catalyst of the present invention has the advantages of simple process, convenient operation, cheap and easily available raw materials, low cost, etc., can realize large-scale batch preparation, and is conducive to industrial utilization.

The invention relates to an arrangement (2) comprising a basin (4), intended for separation of petroleum products. The basin (4) comprises a waterproof barrier sheet. The basin (4) is provided with a dividing wall (14), separating a first section (S1 ) of the basin (4) from a second section (S2) of the basin (4). The dividing wall (14) is provided with at least one opening (18) adjacent to the bottom side (6). The first section (S1) is filled with a solid material for providing a solid layer with high strength for support of heavy devices, at the upper portion (16). When the basin (4) is partly filled with water (W), clean water may leave the basin (4) in the second section (S2) by flowing over the front short side wall (12A) at the second section (S2).

The application is suitable for the technical field of materials, and provides a modified polymethyl methacrylate type pour point depressant and a preparation method thereof, which comprises the following steps: dissolving polymethyl methacrylate in an organic solvent, adding a long-chain alkyl modifier, and fully reacting under stirring to obtain a modified liquid; adding an initiator to the modified liquid, and reacting at a temperature of 65-75 DEG C for 3-4 h, and then performing cooling, water precipitation, separation and drying treatment to obtain the product. The long-chain alkyl structure in the application can form a loose network by acting on crude oil hydrocarbon molecules, can reduce intermolecular forces to improve low-temperature fluidity, and can improve the oiliness to improve the physical properties of crude oil and reduce the freezing point. The synthesis process is mild and low in consumption, the molecular weight and distribution of the product can be accurately controlled, the use of harmful solvents is reduced, the green chemistry principle is met, the application is not only suitable for crude oil pour point depression, but also can be used for modification of other petroleum products, and the solid form is convenient for storage and transportation, has low leakage risk, is convenient to add, and can quickly respond to the pour point depression demand of oil fields.

The utility model discloses a multifunctional measuring device for petroleum product characteristics, which comprises a base, a heating groove is arranged on the base, a flask is placed in the heating groove, and a clamping component for clamping the flask is arranged on the base; a containing cavity is formed in the base, a movable table is slidably arranged at the bottom of the containing cavity, a chromaticity tester is arranged at the top of the movable table, a threaded rod is rotationally arranged in the containing cavity, the threaded rod penetrates through the movable table and is in threaded connection with the movable table, a box door is rotationally arranged on one side of the containing cavity, and a connecting shaft is fixedly arranged on one side of the box door. The connecting shaft is rotationally connected with the containing cavity, the connecting shaft is fixedly sleeved with a first bevel gear, the threaded rod is fixedly sleeved with a second bevel gear, and the second bevel gear is meshed with the first bevel gear. The chromaticity tester is driven to slide out while the box door is opened, so that the operation steps are saved, the chromaticity tester can conveniently detect a petroleum sample, and the detection efficiency is improved.

The invention relates to the field of neutralizing hydrogen sulphide and light mercaptans in oil industry fluids using chemical neutralizing reagents and is applicable in the oil and gas industry for cleaning and neutralizing oil transport tanks, pipelines, heat exchangers, fractionating and distillation columns, reactors, filters, settling tanks, gas scrubbers, air coolers, temporary storage tanks and any other receptacles and piping used in oil and gas processing. The proposed hydrogen sulphide scavenger for light and volatile petroleum products contains 95% ethyl alcohol solution, carbohydrazide, grade A 25% ammonia solution, GD anti-foaming agent, 3% hydrogen peroxide solution, concentrated soap (pH=14) and demineralized water in a given ratio of components. The present invention provides a composition that reduces or eliminates the presence of hydrogen sulphide in various fluids.

The standard substance for simulating the acidity of the product oil comprises benzoic acid and low-carbon alcohol, the purity of the benzoic acid is not lower than 99.8 wt%, and the low-carbon alcohol is one of methanol, ethanol or propanol; the concentration of the standard substance is 1 to 10 mgKOH / 100 mL, preferably 2 to 7 mgKOH / 100 mL. The acidity standard substance is good in accuracy, fills the blank that no acidity standard substance exists at present, and has wide application prospects in the aspects of calibration of a petroleum product acidity tester, confirmation of an acidity measuring method, instrument quality control and the like.

This invention is dedicated to providing a method for automatic planning and optimization of oil product transportation in oil product pipeline networks. Using a color state space model expressed as a linear variable model with parameters and economic predictive control, this method enables real-time management of the sequence of injection of packages. The proposed structure defines an economic objective function, taking into account pumping costs, product interference, and tracking product delivery targets in specific time intervals, which is iteratively optimized over a sliding forecast horizon. The proposed model, using online data, is capable of identifying potential disturbances such as equipment failure or changes in demand, and ensures stable system performance by quickly revising the schedule. The proposed method also avoids the computational complexity of conventional methods and enables real-time implementation with optimization algorithms such as branch and bound. This invention has applications in industrial systems of petroleum product transmission lines and reduces costs, increases productivity, and improves operational flexibility.

The invention is suitable for the technical field of condensation point testers, and provides a full-automatic condensation point tester which comprises a tester body, a liquid supply assembly, a positioning inclination assembly and a sealing assembly are installed on the tester body, and through the arrangement of a semiconductor cooler, an air exhaust assembly, a liquid drainage assembly, a temperature monitoring unit, a visual monitoring unit and a signal transmission and conversion unit, the condensation point can be accurately measured. Firstly, moisture in the petroleum product is evaporated, interference of the moisture on a condensation point test of the petroleum product is reduced, so that the accuracy of a test result is improved, a dual heat dissipation mode of air cooling and liquid cooling is adopted, it is ensured that when the petroleum product is cooled by the semiconductor cooler, the heat of the hot end of the semiconductor cooler can be effectively dissipated, and the service life of the semiconductor cooler is prolonged. The working efficiency of the semiconductor cooler is improved, the semiconductor cooler can more quickly reduce the temperature of the petroleum product through a good heat dissipation effect, so that the cooling time is shortened, the efficiency of the condensation point test of the petroleum product is improved through the overall design, and the test process is more accurate and efficient.

The invention belongs to the field of petrochemical instrument metering, and particularly relates to a petroleum product moisture receiver calibration device and a calibration method.The petroleum product moisture receiver calibration device comprises a support, the support comprises a vertical plate, a plurality of fixing clamps are arranged on the upper portion of the vertical plate and used for clamping a constant-temperature sleeve, a sample injector is placed in a through hole of the constant-temperature sleeve, and the sample injector comprises an injector, a liquid conveying hose and a sample injection needle; a vertical sliding rail is fixed on the vertical plate below the fixing clamp, a sliding block is arranged in the sliding rail, a supporting rod is outwards connected to the sliding block, a clamping ring is arranged at the outer end of the supporting rod, and the clamping ring is used for clamping the sample injection needle. According to the device disclosed by the invention, the problem that a drying weight needs to be poured out is avoided, and the problem that a large-size petroleum product moisture receiver cannot be placed on a high-precision electronic balance for weighing is solved.

The invention relates to the technical field of petroleum product property detection, and provides a method, a device, equipment and a medium for selecting a characteristic data set of an oil product, and the method comprises the following steps: respectively changing attribute characteristic values corresponding to curve sections in attribute characteristic value vectors corresponding to spectrum curve graphs, constructing the characteristic data set, and calculating the characteristic data set; training and testing an oil product property prediction model based on the characteristic data set, determining a prediction performance value corresponding to each model, selecting an attribute characteristic value corresponding to a target curve section from the attribute characteristic values corresponding to each curve section based on the prediction performance values, and then determining the property of the oil product property prediction model based on the attribute characteristic value corresponding to the target curve section. The feature data set of the oil product is constructed, and the feature values are screened from the perspective of identifying the importance degree of each feature to target value prediction, so that the obtained feature selection result is real and reliable.

The invention relates to the technical field of petroleum product detection, and provides test copper sheet polishing equipment and a polishing method thereof.The test copper sheet polishing equipment comprises a polishing base, and two sets of polishing mechanisms are arranged on the polishing base side by side and used for rough polishing and fine polishing of a copper sheet correspondingly; each set of polishing mechanism comprises a conveying assembly used for conveying copper sheets; the guide wheel assembly is arranged above the conveying assembly and used for pressing and guiding the copper sheet in the conveying process; and the photoelectric positioning assembly is arranged on the conveying path and is used for detecting position signals of the copper sheets. The two sets of parallel grinding mechanisms are arranged, abrasive paper belts with different mesh numbers are arranged, the effect that a rough grinding mode or a fine grinding mode can be rapidly selected according to the state of the copper sheet is achieved, the requirements of the standard for different treatment stages are met, the complexity of traditional manual abrasive paper replacement is avoided, and the production efficiency is improved. And the equipment applicability and the working efficiency are obviously improved.

The utility model discloses a corrosion testing device for a copper sheet of a petroleum product, which comprises a box body in which a heater and a temperature controller are arranged; the box cover is provided with at least one experiment through hole, a step surface is arranged between the experiment through hole and the box cover, the step surface is provided with a sealing bulge, and the sealing bulge is provided with a first magnet; the top cover is detachably connected to the experiment through hole, a sealing groove is formed in the top cover, the sealing protrusion is inserted into the sealing groove, a second magnet is arranged at the position, corresponding to the first magnet, of the top cover, and the second magnet and the first magnet attract each other; the stirring motor is arranged on the box cover, a stirring shaft is arranged at the output end of the stirring motor, the stirring shaft penetrates through the box cover to enter the box body, and stirring blades are arranged on the stirring shaft. The top cover is connected to the box cover in a magnetic attraction mode, the top cover is convenient to take and place, and meanwhile the sealing effect is good.

The claimed invention relates to the field of safety in the oil and gas industry and can be used for prompt well killing, as well as for extinguishing wells or containers with petroleum products. The technical problem that the claimed solution shall solve involves improving safety when working on oil and gas wells. The technical result of the claimed invention is to enable the operation of an autonomous well killing device with fire-fighting function, initiated manually to kill the well or reacting to a fire at the wellhead using a thermochemical initiator while simultaneously creating pressure in the device body (vessel) to supply killing and fire extinguishing fluid that is sufficient to kill or extinguish the well. At the same time, a special feature of the autonomous well killing device with fire-fighting function is that it can be connected to an existing system of manifold pipes or pressure pipes of protected tanks and wells.