93 results about "Petroleum production" patented technology

The invention provides a pressure control casing head for a gas production wellhead device, and relates to the field of petroleum production, the pressure control casing head comprises a casing head body, a flange plate arranged on the casing head body, a gas outlet formed in the casing head body, and a boss arranged in the casing head body, the protective plug is in threaded connection with the casing head body, and the cleaning mechanism is arranged in the casing head body. The cleaning mechanism comprises a sliding cavity formed in the casing head body, in order to solve the problems that in the prior art, a casing head is tedious in operation and low in working efficiency, through the arranged cleaning mechanism, automatic cleaning of the boss is achieved, and the working efficiency is improved; the cleaning mechanism is arranged, so that the problem that the hanger is loosened or falls off due to external force in the prior art is solved; and through the arranged cleaning mechanism, the problem that in the prior art, the air tightness between the hanger and the casing head body is affected by the air lock phenomenon is solved.

A method of detecting an increase in gas content in a pipe. The method includes flowing fluid through the pipe. The method includes generating, by a network analyzer, microwaves data representing a complex scattering coefficient over a first spectrum of microwave frequencies that are emitted through a waveguide and a fluid within the pipe and determining a statistical profile of a complex scattering magnitude over a second spectrum of microwave frequencies. The method includes determining that an amount of gas within the pipe satisfies a threshold amount and causing a flow of fluids within the pipe to slow or stop until the amount of gas falls below a predetermined threshold value.

Presented herein is a facility design for oil production with zero methane emissions. The facility is flexible to allow variable flow rate requirements through the production cycle of the facility. Equipment is modular and easily movable, which reduces upfront construction cost, time to production revenue, the need for steel on facility, and other long-term material resource requirements. The design reduces emission of greenhouse gases, environmental impacts and landowner lease requirements.

The invention belongs to the technical field of compressed air energy storage, and discloses a compressed air energy storage system suitable for multiple well sites, the compressed air energy storage system comprises the well sites and a power station, the multiple well sites are connected in parallel through pipelines and connected with the power station, and the power station comprises an energy storage module and an energy release module; each well site comprises a gas storage module, an engine in the power station is connected with the energy storage module, and the engine provides electric energy for operation of the energy storage module; the energy storage module is connected with each air storage module in a plurality of well sites, and air compressed by the energy storage module is stored in the air storage module; the air storage module is connected with the energy release module, and air compressed in the air storage module acts through the energy release module to generate power for a generator in the power station. A plurality of well sites are connected through pipelines, the requirement for the capacity of an overground gas storage tank is further lowered, about 35-45 MWh of electric energy can be stored under the gas storage volume provided by a single well site corresponding to the gas storage pressure of 20 MPa, the storage space of compressed air is greatly increased through the arrangement mode of the multiple well sites, and the storage capacity of the compressed air is greatly improved. And a waste oil and gas well field after exploitation of a petroleum production enterprise is fully utilized.

A method of establishing a fluid connection in a subsea petroleum production system, the method comprising: positioning a first subsea fluid handling component (4,11-17,28) having a first connector (4a, 11a, 12a, 12b,29) adjacent a second subsea fluid handling component (4,11-17,28) having a second connector (4a, 11a, 12a, 12b,29), the first and / or second connectors (4a, 11a, 12a, 12b,29) having a breakable plug (20) sealingly arranged therein; operating an actuator to make up a connection between the first and second connectors (4a, 11a, 12a, 12b,29) while the breakable plug (20) is intact; shattering the plug (20) such as to open for fluid connection between the first and second subsea fluid handling components (4,11-17,28). There is also provided a subsea pipe (11,12,13) for arrangement on a sea floor (2) or on a subsea structure (4,14-17), having a breakable plug (20) sealingly arranged in an end connector (11a,12a, 12b) forming strengthened end parts of the pipe (11,12,13).

The petroleum distribution sampler comprises a driving device, a support is fixedly connected to the position, close to the bottom end, of the outer side of the driving device, a telescopic rotating rod is fixedly connected to the bottom end of the driving device, a collecting mechanism is movably connected to the bottom end of the telescopic rotating rod, a circular opening is formed in the center of the middle of the support, and a sleeve penetrates through the opening; a fixing ring frame is fixedly connected to the outer side of the top end of the sleeve, an air supply device is arranged on the left side of the fixing ring frame and fixedly connected with the support, the collecting mechanism comprises a collecting drill pipe, and the inner side of the top end of the collecting drill pipe is movably connected with the bottom end of a telescopic rotating rod. The invention relates to the technical field of oil exploitation, and has the characteristics that the practicability is high, fluid and non-fluid samples can be classified, and the influence of cold climate is relatively small.

An offshore petroleum production system (100), the system (100) comprising: a subsea production well assembly (10), a riser (20) anchored at a first end part (20a) thereof to a sea floor (1), a tank assembly (30) fixed to a second end part (20b) of the riser (20), the tank assembly (30) being buoyant and supported vertically by the riser (20), wherein the tank assembly (30) comprises a storage tank (31) fluidly connected to the subsea production well assembly (10) and arranged to receive produced petroleum fluids from the subsea production well assembly (10).

Methods, systems and devices that utilize a mobile offshore drilling unit (MODU) with other integrated equipment, hereinafter a mobile offshore production unit (MOPU) or a traditional floating production unit (FPU) to produce oil and natural gas from an oil and gas containing subsea geological formation are described. When the MOPU / FPU consumes all produced natural gas in one or more processes onsite to produce products selected from power, liquid petroleum products, hydrogen gas, solid carbon, and combinations thereof, then the production unit is transformed into a Modular MOPU™. Some produced natural gas is used to generate electricity for normal facility operations and additional natural gas consumed to generate electricity for various 4th-phase processes or used as feedstock for the production of value added products in processing equipment such as pyrolysis units, and / or gas-to-liquids units. Maximizing consumption of produced natural gas onsite, optimizes oil production without flaring, and without any export pipelines.

The application discloses a strain of Acinetobacter, the strain name is C16ZT1, and simultaneously proposes a bacterial agent containing the different bacillus, and further uses the bacterial agent for treating petroleum pollution wastewater. The Acinetobacter can efficiently degrade the petroleum production wastewater containing chain alkanes, can still realize the degradation effect quickly and stably under the conditions of high concentration, high salt and extreme acid and alkali, and can degrade more than 95% of the petroleum production wastewater within 144 hours. In the application in sewage treatment, the strain has strong tolerance, can tolerate high-concentration alkanes, and has a wide adaptation range to salt concentration, pH and the like, and has a good application prospect.

The utility model relates to petroleum production equipment technical field especially discloses a kind of annular high-pressure manifold, including high-pressure discharge component, high-pressure discharge component is arranged at the both ends of fracturing pump and with fracturing pump forms annular pipeline closed loop, further including protection component, protection component is arranged at high-pressure discharge component side.The utility model is reduced by using annular manifold as a whole, the flow resistance of fracturing fluid in fracturing pump and manifold, with buffer, reduce energy loss, make pressure boost faster, balance the vibration brought by inside stroke of fracturing pump and have safe fire extinguishing function.

The utility model discloses an oil-water separation device for oil exploitation, which comprises a separation box, a feeding pipe is arranged on the separation box, a mounting pipe and a mounting ring are hinged on the feeding pipe, a filter screen is arranged on the mounting ring, a connecting device is arranged between the feeding pipe and the mounting pipe, the connecting device comprises a connecting column, a connecting groove is arranged on the connecting column, and the connecting groove is communicated with the feeding pipe. A mounting pipe is arranged on the feeding pipe, a connecting column is arranged on the mounting pipe, a connecting rod is arranged on the mounting pipe, a connecting sleeve is arranged on the connecting column, a discharging rail is arranged in the separation box, a discharging block is arranged on the discharging rail, a discharging pipe is arranged on the discharging block, a first magnet is arranged on the discharging block, and a magnetic attraction handle is arranged on one side of the separation box. According to the oil-water separation device, impurities in oil-water mixed liquid can be conveniently filtered and removed, oil and water are separated through standing, oil is pumped out by adjusting the height of a discharging block and using a discharging pipe to be externally connected with an oil pump, water is discharged through the water outlet end of a separation box, oil-water separation is conveniently achieved, and the oil-water separation convenience and the separation effect are improved.

The present invention relates to a manifold system for oil production, comprising an SV line and a central multiphase metering module. This system comprises a crossover module (MXO), five umbilical termination modules (MTU), a hydraulic distribution and chemical injection unit (CDHIQ), four choke modules, service lines (SV), gas lift (GL) lines, oil production lines (PO), and a central multiphase metering module (MPFM). The present invention also relates to a method for commissioning the central multiphase metering module in this system, which involves steps, such as circulating diesel, performing leak tests using an ROV, and removal of the central module. The present invention further relates to a method for commissioning a choke module via a service line that involves the following steps and their respective sub-steps: injection and first circulation of diesel; second circulation of diesel; third circulation of diesel; circulation of water; and removal of choke module.

The utility model discloses a filtering and separating device for petroleum exploitation, which relates to the technical field of petroleum filtering and comprises an output pipeline, a mounting box is fixedly mounted at the top of the output pipeline, a back plate is fixedly mounted at the top of the mounting box, and a first rotating shaft is rotatably connected in the back plate. A gear is fixedly connected to the outer side of the first rotating shaft in a sleeving mode, a sliding groove is formed in the outer side of the back plate, and a sliding block is slidably connected to the interior of the sliding groove. After mixing is completed, an oil removing agent in the mounting box is conveyed into a second connecting pipe through an output pump, the oil removing agent is conveyed into a first connecting pipe through the second connecting pipe, the oil removing agent can be sprayed through a flow divider to clean a filter screen, therefore, cleaning work can be conducted without disassembling the filter screen, the disassembling time is saved, and the working efficiency is improved. And the practicability is improved.

The utility model relates to the technical field of petroleum production equipment, and discloses an oil pumping polish rod length adjusting device which comprises a first sleeve rod, the top end of the first sleeve rod is connected with a conical connecting block, the interiors of the first sleeve rod and the conical connecting block are connected with lengthening rods in a sliding mode, and the surfaces of the lengthening rods are connected with second sleeve rods in a sliding mode. According to the length adjusting device for the oil pumping polish rod, the lengthening rod is arranged to serve as a part of adjustment of the oil pumping polish rod, when the oil pumping polish rod needs to be lengthened, the lengthening rod needs to be pulled out from the interior of the first sleeve rod, and the lengthening rod and the first sleeve rod are connected through a second thread and a third thread; the lengthened rod and the second sleeve rod are in threaded connection through the sixth thread and the fifth thread, and when the oil pumping polish rod does not need to be lengthened, the lengthened rod only needs to be moved back into the first sleeve rod again, and connection is conducted through the first thread on the surface of the conical connecting block and the fourth thread formed in the conical groove.

The present invention addresses to a real-time flow assurance occurrence monitoring system with the aim of reducing oil production losses caused by occurrences in the flow assurance area, which uses a web tool to integrate results of simulations of multiphase flow and thermodynamic simulators with production data and specific correlations, developed to monitor the formation of deposits or blockages in subsea lines. This tool has the specific objective of monitoring the formation of hydrates, paraffins and emulsions in real time and other occurrences that may cause a production shutdown. Based on this information, it issues an alert of the occurrence in the control rooms of the operational units, supporting decision-making on operational procedures that must be carried out to avoid the loss of oil production. It further records the operations carried out to mitigate occurrences. All data is structured in tables and graphs and can be exported to other systems.

The subject invention provides microbe-based products, as well as their use to improve oil production and oil transmission and refining by, for example, remediating the disposable layers in oil tanks and other oil storage units. The subject invention can be used to remediate a sludge layer and / or other dissolved solid layers that form in oil storage tanks. Advantageously, the subject invention can decrease the cost of mechanical remediation of disposable layers, and aid in the recovery of more pure hydrocarbons from crude fluids.

Methods, systems and devices that utilize a mobile offshore drilling unit (MODU) with other integrated equipment, hereinafter a mobile offshore production unit (MOPU) or a traditional floating production unit (FPU) to produce oil and natural gas from an oil and gas containing subsea geological formation are described. When the MOPU / FPU consumes all produced natural gas in one or more processes onsite to produce products selected from power, liquid petroleum products, hydrogen gas, solid carbon, and combinations thereof, then the production unit is transformed into a Modular MOPUTM. Some produced natural gas is used to generate electricity for normal facility operations and additional natural gas consumed to generate electricity for various 4th-phase processes or used as feedstock for the production of value added products in processing equipment such as pyrolysis units, and / or gas-to-liquids units. Maximizing consumption of produced natural gas onsite, optimizes oil production without flaring, and without any export pipelines.

The utility model discloses a control room and petroleum production equipment. The control room comprises a mounting base, a cabin body, a telescopic mechanism and a limiting mechanism. And the cabin body is arranged above the mounting seat. The telescopic mechanism is arranged on the mounting base and used for driving the cabin body to move in the height direction of the control room. The limiting mechanism comprises a driving part and a limiting part, the limiting part comprises an avoiding state and a limiting state, and the driving part is used for driving the limiting part to be switched between the avoiding state and the limiting state. And in the avoiding state, the limiting piece avoids the movement of the cabin body in the height direction. In the limiting state, at least part of the structure of the limiting piece is located below the cabin body and can be used for limiting the position of the cabin body in the height direction. The telescopic mechanism is arranged below the cabin body, so that the view field of the control room can be enlarged. In the limiting state, the limiting piece plays a role in supporting and protecting the cabin body, and damage caused by falling is reduced. Meanwhile, the driving part drives the limiting part, so that the automation degree of the control room is improved.

The present disclosure aims at proposing a methodology for estimating the Remaining Service Life (RSL) of the membranes for removing CO2 from natural gas. The proposed method defines a reference value for the membrane system based on design data and, through appropriate corrections, compares the operational and reference permeances to estimate the service lifetime of the equipment. The proposed methodology was implemented for an oil production platform in two steps: an “offline” step, whose objective was to observe the degradation of the membrane performance in the long term; and an “online” step, available on the SmartMonitor platform for real-time monitoring of the performance indicators and RSL. The obtained results have proven consistent with those observed by the monitoring team and coherent with the operation.

The invention relates to the technical field of petroleum production, and provides a fluidized bed catalyst particle fluidization state analysis system, method, device, equipment and medium, the system comprises a fluidized bed cold mold device, a material supply device, a gas supply device, an image acquisition device and an analysis device, the fluidized bed cold mold device is respectively communicated with the material supply device and the gas supply device; catalyst particles are arranged in the fluidized bed cold mold device, and tracer particles are stored in the catalyst particles; the feeding device is used for adding liquid feed into the fluidized bed cold mold device; the gas supply device is used for feeding gas into the fluidized bed cold mold device; the image acquisition device is used for acquiring a fluidized state image of catalyst particles in the fluidized bed cold mold device; and the analysis device is used for identifying the tracer particles in the fluidized state image of the catalyst particles, acquiring track information of the tracer particles, and determining fluidized state evaluation information of the catalyst particles based on the track information of the tracer particles. The fluidization state of the catalyst is visually analyzed through a target tracking method, so that the requirement for the fluidization state of catalyst particles is reduced.

The utility model provides a novel petroleum liquid filling machine, which utilizes the working characteristics of the traditional liquid filling machine, innovatively modifies the structure of the traditional liquid filling machine and optimizes the filling mode, and structurally consists of a control system, an oil conveying system and a conveying system. The control system controls rotation of the motor and opening and closing of the valve through electric signals and cooperates with the oil conveying system and the conveying system to achieve automatic oil conveying and transmission, and the oil conveying system efficiently conveys oil at high pressure in a hydraulic mode and cooperates with the motor of the control system to control opening and closing of the valve and oil conveying speed. The conveying system achieves the purpose of conveying finished oil tanks by controlling a motor and a conveying crawler belt. And not only can the production and canning efficiency of the product oil be effectively improved, but also automatic assistance can be provided for petroleum production, so that various functions of the product oil production are more diversified.

A computer-implemented method for providing a crude blending, optimization, and forecasting tool is described. One or more feedstocks or components of a petroleum production network are selected using a graphical user interface of a crude blend engine (CBE). The CBE receives input data for one or more feedstocks or components of a petroleum production network and calculates, using the input data for a blend of fluid from the one or more feedstocks or components, total blend production rate and crude blend properties. The CBE calculates, using the total blend production rate and crude blend properties, an estimation of blend fluid properties and crude grade classification for the blend of fluid. The CBE initiates for display the estimation of blend fluid properties and crude grade classification on a computer display graphical user interface. The CBE initiates a blending operation to achieve a target crude grade classification.

The invention relates to the technical field of graphic data reading, in particular to a petroleum production and storage facility identification method and system, and the method comprises the steps: obtaining a target production and storage facility atlas; performing feature determination on the target acquisition and storage facility atlas based on the detection network; and based on the determined features, executing directional anchor frame detection so as to execute mining and storage facility identification. According to the target production and storage facility atlas, feature determination is carried out on the target production and storage facility atlas based on the detection network, directional anchor frame detection is carried out based on the determined features, and automatic identification of oil production well and oil storage tank targets of remote sensing images can be achieved; meanwhile, through the feature extraction backbone network of the CMANet structure and the head network structure with the phase encoder, the recognition accuracy of the oil production well and the oil storage tank is remarkably improved.

The utility model discloses a portable ground pipeline fixing device which comprises a support, a clamping mechanism installed on the support and a plurality of balancing weights installed on the support. The support comprises a fixing base, a fixing frame used for installing the clamping mechanism, a fixing rod used for installing the balancing weight and a pressing nut capable of pressing the balancing weight. The clamping mechanism comprises an upper hinge turning plate and a lower hinge turning plate which can fix a ground pipeline, and an installation bolt assembly which can install the clamping mechanism on the support. The ground pipeline fixing device can be quickly and conveniently moved and mounted, is convenient for efficiently fixing a ground pipeline, is suitable for petroleum production operation, and is used for fixing the ground pipeline.

The present application relates to the technical fields of petroleum packer, and discloses a deformation type petroleum packer for oil exploitation, which comprises a center pipe, a pneumatic expansion device fixedly connected to the outer wall of the center pipe, a control system fixedly connected to the outer wall of the center pipe, an upper joint fixedly connected to the top of the center pipe, an oil injection pipe fixedly connected to the top of the upper joint, a lower joint fixedly connected to the bottom of the center pipe, and an inductor fixedly connected to the outer wall of the center pipe; the control system comprises an inductive monitoring module, the inductive monitoring module is connected with a self-adaptive adjusting module, and the self-adaptive adjusting module is connected with a deformation control module; the control system, the self-adaptive adjusting module and the deformation control module are arranged in the present application, so that the elasticity and tension of the petroleum packer can be self-adaptively adjusted according to different environments, the requirements of the external environment temperature can be met, the adaptability of the petroleum packer is improved, and the sealing effect of the petroleum packer under long-time working condition is ensured and will not be affected by the external temperature.

The present invention relates to a subsea pipeline end manifold (PLEM) system for oil production choke, composed of a gas-lift / service header and branch, a production header and branch, at least two choke modules, valves, single-phase and multiphase meters, and MQC interfaces. In addition, it includes a method for commissioning a choke module, which involves steps such as injecting and circulating diesel and water, as well as removing and commissioning the choke module. A method for commissioning via ROV is also disclosed, which reduces the need to circulate large volumes of water and diesel by performing the circulation with a flow of MEG.

The utility model discloses an anti-theft device in an oil exploitation well, which relates to the field of oil exploitation and comprises a well casing, and a connecting ring is welded on the inner wall of the well casing. The connecting ring is arranged to clamp and fix the first magnetic block, after the first magnetic block is firmly fixed to the connecting ring, due to the fact that the first magnetic block has strong magnetism, the first magnetic block and the second magnetic block can generate strong magnetic attraction, the second magnetic block is installed on the anti-theft needle cover in advance, and when the anti-theft needle cover is close to a combination body of the connecting ring and the first magnetic block, the anti-theft needle cover is not prone to falling off. Under the action of magnetic force, the second magnetic block can automatically approach to the first magnetic block, so that the installation personnel do not need to carry out accurate manual alignment in a narrow and dark underground space with effort due to the magnetic attraction guide mode, and the magnetic force can guide the anti-theft needle cover to be automatically adjusted to a correct installation position along the direction of a magnetic line of force; installation errors caused by improper manual operation in a traditional installation mode are effectively avoided, and the installation efficiency is greatly improved.

The utility model relates to the technical field of petrochemical engineering, in particular to a hydrotropy fracturing ball and a petroleum well completion device, a filling area is arranged in the fracturing ball, solid acid is arranged in the filling area, and the solid acid is used for accelerating dissolution of a dissolvable bridge plug. According to the hydrotropy fracturing ball and the petroleum well completion device, in the dissolving process of the fracturing ball, the inner wall is gradually thinned until the solid acid in the fracturing ball is released to serve as a hydrotropy substance, and the time is safe time; after the hydrotropy is released, the dissolution of the dissolvable bridge plug is accelerated, the dissolution time of the dissolvable bridge plug is shortened, the time is gain time, and the petroleum production efficiency is improved.

To provide an apparatus and method for database preprocessing for unconventional oil production plants.SOLUTION: A database preprocessing method of a database preprocessing apparatus includes the steps of: inputting sensor data from a plurality of sensors installed in an unconventional oil production plant, for monitoring the unconventional oil production plant; temporarily storing the input sensor data; determining whether previous sensor data exists in the database; comparing, when the previous data exists in the database, the temporarily stored sensor data with the previous sensor data; determining that the temporarily stored sensor data is abnormal or not; adding, when the temporarily stored sensor data is determined to be abnormal, a key value indicating that the temporality stored sensor data is abnormal; and storing the sensor data with the key value added thereto in the database.SELECTED DRAWING: Figure 3