338 results about "Oil transportation" patented technology

The utility model provides a test support device mass balancing driving system and a flow field test system. The test support device mass balancing driving system comprises an oil transportation header pipe, two oil transportation branch pipes and an oil return header pipe, each oil conveying branch pipe is connected with the oil conveying main pipe through a first stop valve, and a second energy accumulator is connected to each oil conveying branch pipe; outlets of the two oil conveying branch pipes are respectively communicated with two oil cavities of the hydraulic cylinder; one oil conveying branch pipe is connected with an overflow valve, the overflow valve is connected with the oil return header pipe through a first oil return branch pipe, the other oil conveying branch pipe is connected with the oil return header pipe through a second oil return branch pipe, and a second stop valve is arranged on the second oil return branch pipe. The balancing of the mass of the test model supporting part in the sinking and floating movement process of the flow field test can be realized, and the mass of the test model supporting part does not influence the model test. In addition, by adjusting the pressure of the balance energy accumulator, namely adjusting the pressure of the second energy accumulator, the frequency of balancing motion can be achieved, and broadband quality balancing from low frequency to high frequency can be achieved.

The invention discloses a petrochemical engineering pipeline filter, which relates to the technical field of filters, and adopts the technical scheme that the petrochemical engineering pipeline filter comprises a shell, and a filtering mechanism is arranged in the shell; the filtering mechanism comprises a cylinder, the cylinder is arranged in the shell, two sides of the cylinder are fixedly provided with two fixing blocks, the fixing blocks are fixedly connected with the inner wall of the shell, the bottom of the cylinder is provided with a filtering plate, two sides of the cylinder are fixedly provided with clamping plates, the clamping plates are buckled with the filtering plate, the clamping plates are fixedly connected with the filtering plate through bolts, and one side of the cylinder is fixedly provided with a slag discharging pipe; the filter has the beneficial effects that the problem that a traditional filter needs to be frequently replaced due to blockage of the filter plate is effectively solved, the filtering efficiency and the continuity of equipment operation are greatly improved, and the filter is convenient to use and high in practicability. And the arranged auxiliary filtering mechanism can continuously filter crude oil while the filter plate is cleaned, so that the continuity and the stability of petroleum transportation are ensured.

The invention relates to an underground cyclone separator multi-stage parallel device suitable for injection and production in the same well in an offshore oilfield, which comprises a plurality of stages of cyclone separators, the plurality of stages of cyclone separators are sequentially connected from top to bottom, each stage of cyclone separator is provided with a combined sleeve structure, and the plurality of stages of combined sleeve structures are sequentially connected to form an assembled shell. An oil-water mixed liquid inlet channel, an oil transportation channel and a water drainage channel are arranged in the wall of the assembled shell, the multi-stage cyclone separator is connected in parallel with the oil-water mixed liquid inlet channel through an oil-water mixed liquid inlet of the multi-stage cyclone separator, and the parallel hydrocyclones simultaneously feed liquid, simultaneously perform oil-water separation work and simultaneously lift an oil phase upwards; the upper end of a sleeve at the upper end of the first-stage cyclone is connected with a liquid inlet pipe through a bridge type channel; the liquid inlet pipe is communicated with an oil-water mixed liquid inlet channel; the cyclone separator comprises an upper end sleeve, a lower end sleeve, a spiral flow channel, an oil-water separation cone and a bridge type channel. According to the invention, the recovery efficiency of an offshore oil field can be improved, and meanwhile, large-displacement offshore oil-water mixed liquid separation can be continuously treated.

The utility model relates to the technical field of oil pipe four-way devices, and discloses an oil pipe four-way device for a Christmas tree, which comprises a Christmas tree main body, an oil outlet end of the Christmas tree main body is connected with an oil outlet pipe through a flange, and one end of the oil outlet pipe far away from the Christmas tree main body is connected with two filtering oil pipes through flanges. The oil outlet pipe is connected into the oil outlet end of the Christmas tree body, then the two filtering oil pipes are separated from the oil outlet pipe, when oil transportation is conducted, the two filtering oil pipes are separated from the oil outlet pipe, the oil outlet pipe is connected into the oil outlet end of the Christmas tree body, and the two filtering oil pipes are connected with the oil collecting pipe through flanges. The two filtering oil pipes are used for conveying oil, meanwhile, when one filtering oil pipe is damaged, the damaged filtering oil pipe can be closed through the first valve for maintenance, meanwhile, the other filtering oil pipe works normally, oil conveying cannot be suspended, and the problems that a single oil conveying pipe is damaged and is inconvenient to maintain, and the oil conveying efficiency of single pipe conveying is low are solved.

The utility model relates to the technical field of aromatic oil transportation, and discloses an aromatic oil transfer device with an impurity removal function, which comprises a storage barrel, one side of the bottom of the storage barrel is connected with a discharge pipe, a valve is mounted on the discharge pipe, an annular shell is connected above the storage barrel, a cover plate is mounted above the annular shell, and the valve is mounted on the cover plate. The two sides of the upper portion of the cover plate are connected with feeding pipes, pipe covers are installed above the feeding pipes, an inner annular shell is arranged in the annular shell, an upper annular plate is fixed to the upper portion of the inner annular shell, and a lower annular plate is fixed to the interior of the annular shell. According to the aromatic hydrocarbon oil transfer device, aromatic hydrocarbon oil needing to be transferred is conveyed into the annular shell along the feeding pipe, the aromatic hydrocarbon oil can be filtered and subjected to impurity removal through the filter screen on the lower portion in the inner annular shell, and the filtered aromatic hydrocarbon oil can enter the storage barrel along the annular shell.

The invention relates to the technical field of product oil transportation, and particularly discloses a line scheduling method, device, equipment and medium for product oil transportation, comprising the following steps: comparing and analyzing the traffic flow of each product oil transportation line, and if the traffic flow is greater than a flow threshold, generating a congestion signal; based on the congestion signals, processing and analyzing the duration time and the occurrence frequency of the congestion signals to obtain a first transportation line table, processing and analyzing the interval time and the duration time of the congestion signals, and performing type division on product oil transportation lines, the divided types including congestion stable lines and congestion unstable lines; based on the type of the product oil transportation line, the congestion time interval of the product oil transportation line is determined, and by avoiding selection of a transportation line with serious congestion, the driving time of the transportation vehicle in a congestion environment can be shortened, so that the traffic congestion risk in the transportation process is reduced, and the transportation efficiency is improved.

The utility model discloses an oil filling device for a crusher, comprising an oil filling box, an oil filling pipe is arranged on one side of the top of the oil filling box, an oil guide pipe is arranged on the other side of the top of the oil filling box, an oil pump is arranged on one side of the oil filling box, a hose is arranged at one end of the oil guide pipe, an oil transport pipe is arranged at one end of the hose, a limiting ring is arranged on a fixed sleeve at one end of the oil filling box, a vertical frame is arranged on one side of the limiting ring, a smooth rod is arranged inside the vertical frame, and the lubricating oil stored in the oil filling box can be guided to the inside of the crusher through the oil transport pipe by arranging the vertical frame, an adjusting block, a clamping sleeve, a hose, a leak-proof cylinder and a heightening ring, the lubricating oil stored in the oil filling box can be guided to the inside of the crusher through the oil transport pipe, the lubricating oil can reduce friction, the distance between the oil transport pipe and the crusher can be adjusted, and the range of lubricating oil transportation is increased, the clamping sleeve can support the outside of the hose, and after the oil transport pipe is used up, the dripping lubricating oil will be transported to the inside of the leak-proof cylinder by gravity for collection.

The utility model relates to an oil extraction wellhead device equipped with a three-phase flow measuring instrument, which comprises an oil pipe head, a connecting four-way joint, a blowout prevention box assembly, a maintenance valve component, a metering valve component, an oil-gas-water three-phase flow measuring instrument, a calibration valve component and an oil transportation valve component, and is characterized in that a first port of the connecting four-way joint is connected with the oil pipe head, and a second port of the connecting four-way joint is connected with the blowout prevention box assembly; the third port is connected with a maintenance valve assembly, and the fourth port is connected with a metering valve assembly; the metering valve assembly, the oil-gas-water three-phase flow measuring instrument, the calibration valve assembly and the oil transportation valve assembly are connected in sequence; the maintenance valve assembly is connected with the oil conveying valve assembly through the oil conveying pipeline. According to the utility model, the oil-gas-water three-phase flow measuring instrument is integrated on the wellhead device, so that the three-phase fluid parameters of a single well can be measured in real time during oil extraction, the normal output of oil can be ensured during maintenance, disassembly and calibration, and the oil extraction process is not delayed.

The application discloses a drag-reducing pressurized oil pipeline and an oil delivery system. The drag-reducing pressurized oil pipeline comprises a first pipeline, a second pipeline and a gas bag unit. The first pipeline is used for delivering crude oil. The second pipeline is sleeved outside the first pipeline, and a gas delivery channel is formed between the second pipeline and the first pipeline. The gas bag unit comprises a gas bag and a three-way valve. The gas bag is arranged on the inner side wall of the first pipeline and has a gas charging and discharging port. The three-way valve is embedded on the first pipeline and has a first port, a second port and a third port. The first port is in communication with the gas delivery channel, the second port is in communication with the gas charging and discharging port, and the third port is in communication with the first pipeline. The drag-reducing pressurized oil pipeline can heat and pressurize the crude oil during the delivery of the crude oil, reduce the viscous resistance between the inner wall of the pipeline and the crude oil, and effectively improve the delivery capacity of the crude oil.

The utility model provides a pressurized oil transportation inspection system which comprises an air path system used for supplying air, the air path system adopts an air booster pump as a power source to compress air into air sources with different pressure grades, so that filling and pressurizing of an auxiliary oil tank are achieved, and the pressurized oil transportation inspection system is used for pressure filling of wheel type equipment / rescue air bags. And the hydraulic pumping and discharging system adopts an explosion-proof motor pump set as a power source for pumping and discharging fuel oil of the auxiliary oil tank, and then the hydraulic pumping and discharging system is used for rapidly pumping and discharging oil in the auxiliary oil tank through an oil discharging pipe and a gravity refueling connector. According to the system, rapid pressurization of the auxiliary fuel tank can be achieved under the condition that an aircraft engine is not started, meanwhile, fuel oil in the pressurization fuel tank can be continuously extracted, and rapid troubleshooting and overhauling of the auxiliary fuel tank are facilitated; meanwhile, the pressurization oil transportation inspection system can output an adjustable air source to the outside, and equipment such as tires and rescue air bags can be inflated.

The invention relates to the technical field of pipeline energy consumption management and control, and particularly discloses a pipeline transportation energy efficiency monitoring system for high pour point oil transportation, which is characterized in that single-mode optical fibers are coaxially laid on the inner wall of a long-distance pipeline managed by a target pump station along the x-axis direction of the pipeline, and narrow-pulse-width laser pulses with set frequency are emitted to the single-mode optical fibers by a pump station OTDR host; recording an OTDR curve of the scattered light power changing along with time; determining the residual quantity of each oil product residual position; comprehensively evaluating the compatibility index of the residual oil product at each oil product residual position in the long-distance pipeline and the oil product to be transported; meanwhile, the residual pressure is provided according to the preorder pump station corresponding to the target pump station, and then the oscillogram of the working power corresponding to the target pump station is generated, so that the safety and efficiency of the long-distance pipeline are improved, and the oil product transportation process is optimized through an intelligent monitoring and adjusting mechanism. An efficient and reliable management tool is provided for a pipeline operator, the operation cost can be reduced, the environmental influence is reduced, and the overall performance of the system is improved.

The invention discloses a movable intelligent lubricating oil transporting and filling machine, and belongs to the technical field of lubricating oil transporting and filling, the movable intelligent lubricating oil transporting and filling machine comprises a motor vehicle, a plurality of lubricating oil storage tanks and a protection box, the protection box is located on the motor vehicle, and the interior of the protection box is divided into an electric appliance chamber and a protection chamber by a partition vertical plate; the interior of the protection chamber is divided into a plurality of storage tank chambers by a plurality of limiting vertical plates, a plurality of lubricating oil storage tanks are located in the storage tank chambers respectively, weighing sensors, supporting seats and vibration reduction air bags are arranged in the storage tank chambers, the lubricating oil storage tanks are supported on the vibration reduction air bags, the weighing sensors are located at the bottoms of the storage tank chambers, and the supporting seats are located on the supporting seats. The periphery of the lubricating oil storage tank is sleeved with a damping rubber sleeve; a main control module and a plurality of lubricating oil pumps are arranged in the electric appliance chamber; and oil ports at one ends of the plurality of lubricating oil pumps are respectively communicated with oil conveying joints on the plurality of lubricating oil storage tanks through oil conveying pipelines. According to the lubricating oil transporting and filling machine, after lubricating oil is transported to a designated position, only an external pipeline is needed, lubricating oil filling can be conveniently carried out, the filling amount can be displayed on a display screen, and the lubricating oil transporting and filling machine can also conveniently carry out lubricating oil loading; in addition, the protective box is additionally arranged on the periphery of the lubricating oil storage tank, in the transportation process, the lubricating oil storage tank is prevented from being directly impacted, the functions of vibration reduction and rain prevention are achieved, and therefore the quality of lubricating oil in the transportation process is guaranteed.

The invention belongs to the technical field of helicopter design, and particularly relates to a helicopter longitudinal gravity center control method. The method comprises the following steps: acquiring characteristic data of a helicopter; determining a fuel oil combined weight G oil front and a gravity center C oil front in a front limit loading state; determining the combined weight G oil and the gravity center C oil of the fuel oil in the rear limit loading state; the minimum oil receiving value of the oil consumption delta G of the oil receiving tank at the beginning of transmission is determined; the maximum oil receiving value of the oil consumption delta G of the oil receiving tank at the beginning of transmission is determined; the oil transportation minimum value of the transfer oil transportation amount delta G is determined; determining the maximum oil transportation value of the transfer oil transportation quantity delta G; deltaG oil receiving and deltaG oil conveying are provided for the design of a fuel oil system, and the automatic transfer function is achieved.

The invention discloses a petroleum transportation safety supervision method and device based on artificial intelligence, and relates to the technical field of petroleum transportation, and the method comprises the following steps: S1, carrying out the quantification of a transportation chain safety factor and the construction of an intrinsic risk index; s2, obtaining a dynamic dangerous field index; s3, constructing a safety control priority index; s4, constructing a risk coupling propagation model; s5, the response intensity is quantified, and a multi-strategy response coefficient is output; s6, automatically deducing a final intervention instruction; and the security supervision device is constructed based on the steps. According to the invention, the system can identify essential risks, transient risks and cross-node linkage risks in a transportation chain in real time, can automatically screen proper regulation and control strategies according to risk propagation intensity, and finally generates an intervention instruction which can be directly executed. The upgrading of safety supervision from point-level monitoring to networked, predictive and active safety control is realized, and the overall safety level and operation reliability of a petroleum transportation system are greatly improved.

The utility model relates to the technical field of petroleum transportation, in particular to a petroleum transportation pipeline connecting piece which comprises a main pipeline, two sets of auxiliary pipelines, two sets of sealing rings, a lifting plate, a threaded rod and a rotating pipe. One end of the threaded rod is fixed to the lifting plate, the other end of the threaded rod penetrates through the main pipeline, the two sealing rings are coaxially arranged in the main pipeline, the ends of the two petroleum pipelines enter the main pipeline through the auxiliary pipeline, the petroleum pipelines can be sleeved with the sealing rings, and the lifting plate can be driven by rotating the rotating pipe to press the sealing rings on the outer walls of the petroleum pipelines. By means of the rotating pipe on the main pipeline, the sealing ring arranged on the outer wall of the petroleum pipeline in a sleeving mode can be tightly pressed on the petroleum pipeline, the situation that the sealing ring easily slides off from the outer wall of the petroleum pipeline when the petroleum transportation pipeline connecting piece is used for a long time is avoided, and therefore the sealing performance of the pipeline connecting piece is enhanced.

The utility model discloses an oil and gas pipeline leak-proof detection device based on pressure induction, which relates to the technical field of oil and gas pipeline detection and comprises a connecting pipe, an automatic valve is mounted at one end of the connecting pipe, an oil conveying pipe is mounted at one end of the automatic valve, and a mounting piece is fixedly mounted on one side above the surface of the oil conveying pipe. A pressure sensor is detachably mounted on the top face of the mounting part and comprises a sensor, a pressure monitoring device is mounted above the oil conveying pipe and located on one side of the pressure sensor, the pressure sensor detects the pressure during oil conveying in the oil conveying pipe in real time, and when it is monitored that the pressure value exceeds a specified range, the sensor is started to monitor the pressure. A sensor of the pressure sensor transmits detected data into the pressure monitoring device, after the pressure monitoring device receives the data, the alarm gives an alarm, meanwhile, the automatic valve is started, oil conveying work between the connecting pipe and the oil conveying pipe is blocked through the automatic valve, oil conveying is processed in time, and potential safety hazards are reduced.

The utility model relates to the technical field of oil pipe leakage prevention, and discloses an oil pipe leakage-proof device for oil exploitation, which comprises two oil delivery pipelines and a butt joint ring, the ends of the two oil delivery pipelines close to each other are provided with sockets, the inner walls of the sockets are provided with positioning grooves, the outer side wall of the butt joint ring is provided with an outer groove, and the outer groove is provided with an inner groove. A plurality of side openings are formed in the inner wall of the outer groove, and L-shaped positioning threaded lugs are movably mounted in the side openings; according to the utility model, the two petroleum conveying pipelines are synchronously driven to be close to each other through the lugs of the plurality of L-shaped positioning threaded lugs, so that the two petroleum conveying pipelines are synchronously close to each other to extrude the sealing rings at the two end openings of the butt joint ring, and the sealing effect of the butt joint parts of the petroleum conveying pipelines and the butt joint ring is improved through the sealing rings at the two end openings of the butt joint ring; the anti-leakage effect is remarkable, so that sealing, fixing and connecting installation between the two oil conveying pipelines and the butt joint ring is completed, and operation is easy, convenient and rapid.

The utility model discloses an oil field pipeline conveying safety valve, which belongs to the technical field of safety valves and comprises a first outer shell and a third outer shell which form the oil field pipeline conveying safety valve, a second power device is mounted on the upper side of the third outer shell, and the output end of the second power device is fixedly connected with a third connecting block. The end, away from the second power device, of the third connecting block is fixedly connected with a second blocking valve in sliding connection with the third outer shell, the side edge of the second blocking valve is rotationally connected with a connecting plate, the side edge of the connecting plate is rotationally connected with a rotating shaft, and the end, away from the second blocking valve, of the connecting plate is rotationally connected with a fixing plate. According to the device, after a first blocking valve blocks an oil field conveying pipe body, a second power device drives a second connecting block to move, drives a second blocking valve to move, drives the angle of a connecting plate to change and drives a fixing plate and a clamping plug to move, and petroleum is conveniently conveyed into a collecting box.

The utility model discloses an oil leakage detection system for a railway oil tank truck, which belongs to the technical field of railway oil tank trucks and comprises an oil tank body fixedly mounted above a railway transport vehicle and used for oil transportation, and an oil injection part is arranged at the top of the oil tank body and used for injecting oil into the oil tank body. An oil guiding assembly is fixedly connected to the outer side wall of the oil tank body, a monitorable oil collecting and discharging integrated assembly is arranged at the bottom of the oil guiding assembly, and the oil guiding assembly is used for guiding oil leaked from the oil tank body into the monitorable oil collecting and discharging integrated assembly. When oil leaks, leaked oil can flow into the monitorable oil collecting and discharging integrated assembly through the oil guide assembly, and the monitorable oil collecting and discharging integrated assembly has a monitoring function, so that the oil leakage condition of the oil tank body can be judged once the inflowing oil is monitored, and the purpose of oil leakage detection is achieved.

The application relates to the technical field of pipeline control, and discloses a product oil pipeline multi-target intelligent control method and system based on stage operation, which comprises the following steps: establishing a stage object to parse a multi-stage oil transportation plan into a structured task, obtaining real-time operation parameters and plan parameters, combining the structured task to generate a stage operation state, calculating reference throughputs of all participating stations under the conditions of equipment boundaries and hydraulic constraints, generating a reference setting, processing the stage operation state and the reference setting based on an expert model library and deep reinforcement learning SAC to obtain a control strategy, performing closed-loop adjustment on a cutting timing and an advance amount in a mixed oil cutting process, correcting the throughput distribution of a subsequent stage according to a stage execution deviation after the stage is completed, and uploading stage operation data to the expert model library and the deep reinforcement learning SAC for updating. The application realizes whole-process closed-loop optimization of multi-target operation of product oil pipelines, and improves safety and intelligence.

The utility model relates to the technical field of oil transportation branch pipe filter screen structures, and discloses an oil transportation branch pipe filter screen structure convenient to disassemble, which comprises a pipe body, a filter screen is arranged in the pipe body, a fixed assembly and a movable assembly which are convenient to assemble and disassemble the filter screen are arranged in the pipe body, and the movable assembly comprises a fixed ring, a fixed ring and a movable ring, according to the oil transportation branch pipe filter screen structure convenient to disassemble, through the arrangement of the movable assembly, the connecting ring is manually pressed to drive the abutting block on the surface of the inserting rod to abut against the surface of the inserting block again during disassembling, and therefore the oil transportation branch pipe filter screen structure convenient to disassemble is disassembled; and an insertion block is driven to slide in a limiting block, and a telescopic rod is driven to contract again, so that the insertion block relieves limitation on an insertion rod, and therefore, disassembly is carried out, the situation that the filter screen is inconvenient to replace and clean in the later period due to traditional welding and flange connection is prevented, the convenience of disassembly of the filter screen is improved, and the working efficiency is improved.

The utility model discloses an on-line oil recharging tool and oil transportation equipment of a main pump motor, the on-line oil recharging tool of the main pump motor comprises a first oil transportation part and a second oil transportation part, the first oil transportation part is internally provided with a first oil transportation hole; the first end of the first oil conveying hole is an oil inlet end and used for being connected with an oil storage device. A second oil conveying hole is formed in the second oil conveying part, and the second end of the first oil conveying hole is connected with the first end of the second oil conveying hole; the second end of the second oil conveying hole is an oil outlet end and used for conveying oil to a bearing chamber of the main pump motor, and the second oil conveying part is in threaded connection with an oil outlet pipeline of the main pump motor. According to the on-line oil supplementing tool of the main pump motor, under the condition that the main pump motor does not stop, the oil in the oil storage device is directly conveyed to the bearing chamber of the main pump motor, the oil level of the bearing chamber is further guaranteed, and therefore the use safety of the main pump motor is improved through the on-line oil supplementing tool.

This application discloses a control method, device, and storage medium for an oil transportation system, relating to the field of pipeline technology, for effectively controlling an oil transportation system and improving the stability of its operation. The method includes: an oil transportation system control method, characterized by: acquiring operating information of the pipeline and the pumps in the oil transportation system; determining the energy efficiency assessment result of the oil transportation system based on the pipeline and pump operating information; the energy efficiency assessment result including abnormal or normal energy efficiency; acquiring the operating efficiency of the oil transportation system when the energy efficiency assessment result indicates abnormal energy efficiency; and controlling the operating state of the pump units in the oil transportation system according to the operating efficiency of the oil transportation system.

The utility model discloses an oil transportation container interface butt joint device, and mainly relates to the technical field of oil loading and unloading. Comprising a fixed frame fixedly installed and a floating plate located at one end of the fixed frame and floating up and down relative to the fixed frame, vertically extending lug plates are symmetrically arranged on the two sides of the floating plate, an upper connecting rod and a lower connecting rod are arranged on the two sides of the fixed frame respectively, and the upper end of the upper connecting rod and the upper end of the lower connecting rod are hinged to the two sides of the fixed frame; the lower end of the upper connecting rod and the lower end of the lower connecting rod are hinged to the lug plates on the same side, the upper connecting rod and the lower connecting rod are arranged in parallel, an elastic mechanism for lifting the floating plate upwards is arranged between the fixing frame and the lug plates, and a connector pipe which is fixed relative to the floating plate and horizontally extends is arranged below the floating plate. The utility model has the beneficial effects that the interface can accommodate a certain height difference during butt joint, and the problem that the interface is easy to damage is solved.

The invention belongs to the technical field of metering, and particularly relates to a three-phase online metering device and a metering method. A three-phase on-line metering device comprises a base, two identical metering tanks and a control unit are arranged above the base, liquid inlet valves are connected between the top side faces of the two metering tanks respectively, liquid outlet valves are connected between the bottom side faces of the two metering tanks respectively, the liquid outlet valves are connected with liquid outlet pipelines, water content analyzers are arranged on the liquid outlet pipelines, and gas phase pipelines are arranged at the tops of the metering tanks. A gas phase flowmeter is arranged on the gas phase pipeline, a first pressure transmitter is further arranged on the upper portion of the metering tank, a second pressure transmitter is further arranged on the lower portion of the metering tank, the control unit comprises a PLC and a display screen, and the PLC is electrically connected with the liquid outlet valve, the liquid inlet valve, the first pressure transmitter, the second pressure transmitter, the water content analyzer and the gas phase flowmeter. According to the invention, through alternate continuous measurement of double-tank metering, accurate metering of oil, gas and water in a single-well oil transportation line with small liquid amount, high water content and unstable gas amount is realized.

The utility model discloses a pneumatic cavity type liquid control device for underground coal mine, which comprises a flat car, a limit connecting frame, a cavity type liquid control device, a control box and an oil gun, the limit connecting frame fixed by a bolt is mounted at the top end of the flat car, and the cavity type liquid control device fixed by welding is mounted at the top end of the limit connecting frame. A control box connected through an electric wire is installed on the right side of the front end of the cavity-divided liquid control device, and two sets of symmetrically-distributed oil guns are installed in the middle of the right end of the cavity-divided liquid control device. According to the cavity-divided liquid control device, pneumatic oil pumping and oil transportation can be carried out through reasonable design, so that the labor intensity of workers is effectively reduced, and storage and transportation of various oil liquids can be met by matching with the multi-cavity anti-impact tank body.

The invention provides a hydraulic conduit installation deviation simulation test device and method, and belongs to the technical field of hydraulic conduit installation simulation. A pump source unit of the device conveys hydraulic oil with certain pressure / flow to a conduit unit; the load unit is arranged at the downstream of the guide pipe unit and simulates the oil transportation flow and pressure of the guide pipe unit in the actual flight process of the hydraulic system, the load unit has two simulation modes of flow load simulation and pressure load simulation, and the two modes can be freely switched on the upper computer; return oil of the load unit returns to the pump source unit through a hose; the data acquisition unit is used for acquiring and processing operation parameters of the pump source unit and the load unit, meanwhile, a strain gauge is attached to the end part of a test pipeline of the guide pipe unit, the data acquisition unit is used for acquiring and analyzing installation stress of a test guide pipe under different installation deviation working conditions, and a pressure sensor and a flow sensor are arranged at an outlet of the test pipeline; continuous and adjustable simulation of radial deviation and angle deviation of the connecting end part of the hydraulic guide pipe can be realized.

The utility model relates to an oil transportation device and a wind generating set, the oil transportation device comprises: an oil storage member comprising a housing, a first end cover and a second end cover, the first end cover and the second end cover are arranged at the two ends of the housing in the axial direction and enclose together to form an accommodating cavity, an oil suction port and an oil return port are formed in the first end cover, an inflation port is formed in the second end cover, a piston is arranged in the containing cavity, an oil cavity is formed in the side, close to the first end cover, of the piston, and an air cavity is formed in the side, close to the second end cover, of the piston. The inflating part is connected with an inflating opening in the second end cover, and the inflating part is configured to inflate air into the air cavity so that the piston can move towards the first end cover; wherein the oil cavity is filled with oil, the oil suction port and the oil return port are respectively communicated with the oil cavity, and the oil storage piece is connected with the hydraulic pump through the oil suction port and the oil return port. The oil conveying device provided by the embodiment of the utility model can meet the use requirement under the rotating working condition, the phenomenon of air suction of the hydraulic pump is prevented, and the oil conveying device has safer and more stable oil conveying performance.

The utility model relates to the field of aircraft engine oil seals, in particular to movable aircraft engine hydraulic oil seal equipment. Comprising an oil tank, an oil return connector, an oil conveying connector and an equipment base. The upper part of the equipment base is divided into two parts, one part is a fixed cover, an instrument panel is arranged on the inclined surface of the fixed cover, the other part is a movable cover, and an oil tank is arranged on the equipment base in the movable cover; the movable cover is connected with the fixed cover through a spring lock catch, a handle is arranged on the movable cover, and a pair of fixed trundles and a pair of movable trundles are arranged on the two sides of the bottom of the equipment base respectively. And the oil tank is respectively communicated with an oil return joint and an oil transportation joint which are arranged on the instrument panel through oil pipes. After multiple times of trial operation and use of technical personnel of a test flight station and front-line ground staff, it is considered that the aircraft engine oil seal equipment meets the design requirement, the functions are complete, the equipment operation data are normal, and the use effect can completely meet the technical requirements of the aircraft engine oil seal.

The utility model relates to the technical field of oil transportation rubber pipes, and provides an ocean high-pressure oil transportation rubber pipe. The marine high-pressure oil transportation rubber pipe comprises a reinforcing layer, pins and an external resistance meter, the reinforcing layer comprises two metal layers and an insulating layer, and the insulating layer is clamped between the two metal layers to separate the two metal layers; the number of the pins is two, and the two pins are electrically connected with the metal layers respectively. According to the marine high-pressure oil transportation rubber pipe, after seawater leaks inwards and penetrates through the insulating layer, the two metal layers can be communicated due to the electrical conductivity of the seawater, and leakage is judged according to the change from large to small of the reading of the external resistance meter. The position of the leakage point can be estimated by combining the reading of the resistance meter with the conductivity of the metal layer and utilizing the direct proportion relation between the circuit conduction length and the resistance value.