17 results about "Injections water" patented technology

This application relates to the field of pharmaceutical technology, specifically to a water-for-injection generating device and a purified water distribution system. The main pipeline has an inlet end connected to the water supply pipeline of the purified water distribution system, and an outlet end connected to the return pipeline of the purified water distribution system. The branch pipeline assembly includes branch pipelines, and terminal ultrafiltration membrane modules and water-for-injection production valves, both installed on the branch pipelines. The terminal ultrafiltration membrane modules are located upstream of the water-for-injection production valve. The inlet and outlet ends of the branch pipelines are both connected to the main pipeline. The inlet end of the branch pipeline is located upstream of a first flow regulating valve, and the outlet end of the branch pipeline is located downstream of the first flow regulating valve. The purpose of this application is to address at least one technical problem mentioned in the background art by providing a water-for-injection generating device and a purified water distribution system.

The utility model belongs to the technical field of small bucket gas injection water spray leak detection, disclose a kind of small bucket gas injection water spray leak detection device, including small bucket placement fixing frame;Small bucket placement fixing frame's motor drive screw rod drives moving plate to move, cooperate electric telescopic rod to push small bucket and push to the testing abutment plate and fixed, without artificial handling alignment;Water pump and air pump are automatically completed by connecting pipeline water injection and gas injection operation, compared with traditional artificial water injection observation, single bucket detection time is greatly shortened, can adapt to the detection needs of batch production, solve the problem of low artificial efficiency;Gas injection tank body is injected into gas in small bucket by center test through-hole, to form positive pressure in bucket, water storage tank is sprayed to barrel body surface through the same channel, and small leakage point will produce bubble due to gas pressure, facilitate fast identification;The rubber pad of testing abutment plate and small bucket abutment plate ensures sealing, avoids gas and water leakage interference detection.

The application discloses a terminal sterilization mivacurium chloride injection, which comprises mixed solute mivacurium chloride and solvent injection water, and the concentration is 2.14 mg / ml, and the pH value of the mivacurium chloride injection is 3.2-3.8. Under the condition of the specific pH value, the degradation speed of the mivacurium chloride is slowed down, and the mivacurium chloride injection preparation can be subjected to high-temperature terminal sterilization. After sterilization, the impurity level of the preparation is still in a low state, so that no additional stabilizer excipient needs to be added, the stability of the mivacurium chloride injection is improved, the high-temperature sterilization operation can be tolerated, the preparation microorganism and endotoxin level are effectively controlled, and the safety of clinical medication is improved.

The utility model relates to water bed technical field, concretely is a safe water bed, including leak protection subassembly and water display subassembly, leak protection subassembly constitutes by water bed body, non -return valve, connecting block and airtight cover, the top of water bed body has established the round groove, the inner wall of round groove is provided with connecting block, the top of connecting pipe is installed with non -return valve, the surface of connecting block is installed with airtight cover, water display subassembly constitutes by transparent band, transparent column, water inlet groove and float ball, the top of water bed body is installed with transparent band. This safe water bed, through the setting of leak protection subassembly, when using, handheld seal cover loosens and can be from connecting block end surface dismounts, connects the water pipe to the non -return valve entrance, and the water flow is along the valve core top one -way injection water bag. After irrigating, with thread locking seal cover and connecting block, form double -sealed barrier, prevent the user when the water bed body surface rolls over and so on big action, cause the water flow leak condition.

This invention provides a method and equipment for dynamically identifying extreme water-consuming zones in oilfields with ultra-high water cut, belonging to the field of oil and gas field development. The method includes: identifying extreme water-consuming oil wells and inefficient injection water wells; determining target oil wells from the extreme water-consuming oil wells whose inefficient water circulation level exceeds a preset value based on the cumulative water-oil ratio, and determining target water wells corresponding to the target oil wells from the inefficient injection water wells; determining the comprehensive slope comparison value of the target water wells based on the MHI index relationship curve, the cumulative apparent water absorption index curve, and the cumulative skin effect curve; and determining whether an extreme water-consuming zone is formed between the target oil wells and the target water wells based on the comprehensive slope comparison value of the target water wells. The method provided by this invention enables dynamic identification of different water-consuming zones, providing a basis for adjusting the inefficient injection circulation flow field in extreme water-consuming zones.

This utility model discloses a pipeline support device for parallel operation of high-temperature and low-temperature injection water, including a base and an adjustment mechanism comprising a first rotating rod rotatably connected to both sides inside a mounting housing. A first bevel gear is fixed to both ends of the outer wall of the first rotating rod. Two second rotating rods are rotatably connected to the bottom inside the mounting housing. A second bevel gear is fixed to the top of each of the two second rotating rods, and the two second bevel gears mesh with the two first bevel gears respectively. A first lead screw is fixed to the bottom of each of the two second rotating rods. A moving block is provided outside the first lead screw, and connecting plates are fixed to both ends of the moving block. Positioning pins are fixed to the bottom of each of the two connecting plates. This utility model achieves convenient fine-tuning of the pipeline clamping mechanism, enabling proper support of the pipeline to ensure its normal operation. It also allows for easy position adjustment when the pipeline needs maintenance or repair, saving time and labor costs.

The present application relates to a kind of gas-liquid simultaneous injection and production process system, the system includes packer and electric pump unit, and liquid pump unit includes gas-liquid separator and liquid pump;The upper portion of packer is connected with gas flow pipe and liquid flow pipe, and gas-liquid simultaneous injection and production process system further includes wellhead device, and wellhead device includes tubing head, and liquid flow pipe and gas flow pipe are hung in tubing head, and tubing head has gas flow interface communicated with gas flow pipe, liquid flow interface communicated with liquid flow pipe and injection water interface communicated with the upper oil sleeve annulus of the upper portion of packer, and wellhead injection and production device further includes for the injection water interface and injection water interface to be connected to measure the injection water volume and / or injection water pressure and other process parameters in liquid flow pipe and measure the injection water volume and / or injection water pressure and other process parameters in liquid flow pipe and measure the injection water volume and / or injection water pressure and other process parameters in liquid flow pipe and measure the injection water volume and / or injection water pressure and other process parameters in liquid flow pipe and measure the injection water volume and / or injection water pressure and other process parameters in liquid flow pipe and measure the injection water volume and / or injection water pressure and other process parameters in liquid flow pipe and measure the injection water volume and / or injection water pressure of backflow line, and the measuring device for measuring the injection water pressure and other process parameters is installed on backflow line, which effectively solves the problem that no special downhole detection instrument exists in the prior art, so that injection process parameters cannot be directly measured, and the motor of liquid pump has the risk of dry burning.

This invention belongs to the field of water circulation technology, and particularly relates to a non-discharge cold-point water-for-injection circulation system, comprising: a water storage tank for storing water for injection; and a circulating water pump installed on one side of the water storage tank. The circulating water pump, after being cooled by a heat exchange structure, is returned to the main pipeline via a branch pipe and then flows back into the water storage tank through a connecting pipe, avoiding direct discharge of low-temperature water for injection. This solves the problem of water loss in traditional discharge schemes, reduces the production costs of pharmaceutical companies, and forms a closed loop between the main pipeline and the water storage tank. The branch pipe is connected to the main pipeline through a heat exchange structure, and all return water from the usage points returns to the main pipeline. At the same time, the circulating water pump drives the water flow circulation, ensuring that the flow velocity in the main pipeline meets the subsequent turbulence requirements, inhibiting microbial growth. Several cooling points are set up to support the simultaneous use of single or multiple cooling points, adapting to the room temperature or low temperature water-for-injection needs of different scenarios such as bottle washing machines, ultrafiltration, and disinfectant preparation, thus improving the system's versatility.

The application is a kind of injection water path structure of automobile instrument shelf water auxiliary injection mold, including automobile instrument shelf water auxiliary forming injection mold structure and injection water path mechanism, injection water path mechanism includes mounting seat body structure and pressurized water injection structure, mounting seat body structure includes connecting main seat body, pressurized equipment fixing structure arranged on the upper part of connecting main seat body, pressurized water injection structure includes pressurized connecting seat body structure connected with pressurized equipment fixing structure and pressure control water injection pipe body structure connected with pressurized connecting seat body structure, the pressure control water injection pipe body structure includes outer connecting pipeline connected with automobile instrument shelf water auxiliary forming injection mold structure and injection inner tube structure arranged in the outer connecting pipeline, injection water path mechanism is divided into two components of mounting seat body structure and pressurized water injection structure stable connection, on the one hand, it ensures that the pressure and speed of water injection water path structure are controllable, and the carrying capacity of injection water path structure is reduced. On the other hand, it ensures that the whole equipment is stable in use.

The application discloses a kind of two-way coupling pressure drive injection-production development methods, it is related to oil production technical field.The two-way coupling pressure drive injection-production development method includes the following steps: step one, select the development well area suitable for implementing drive swallowing collaborative injection-production;Step two, determine the best injection volume and injection rate of water injection of water well pressure drive injection;Step three, determine the best injection volume and throughput design of high-pressure expansion swallowing of production well;Step four, implement drive swallowing collaboration, injection-production coupling production, and establish effective balanced displacement relationship;The two-way coupling pressure drive injection-production development method, on the one hand, implements slug type pressure drive injection at the injection end, realizes the purpose of increasing injection, building drive, expanding wave and so on;At the same time, on the other hand, simultaneously implements active water high-pressure expansion swallowing at the production end, realizes collaborative expansion, energy supplement, permeability increase and improvement of oil washing efficiency and dialysis capacity, prevents pressure drop funnel water channeling, avoids pressure drive injection water along the direction of principal stress, the direction of historical displacement strong and sudden advance and fracture channeling.

The utility model discloses a mobile membrane method filters injection water device, including removal car, storage tank, ultrafilter, water pump, inlet pipeline, circulation pipeline, water taking pipeline and water taking valve, wherein, the inlet pipeline is used for connecting purified water water point to access purified water, the water inlet of ultrafilter is linked with inlet pipeline, the water outlet of ultrafilter is linked with the entrance of storage tank, the outlet of water pump is linked with the outlet of storage tank, the outlet of water pump is linked with one end of circulation pipeline, the other end of circulation pipeline is linked with storage tank, one end of water taking pipeline is linked with circulation pipeline, water taking valve is connected in water taking pipeline, storage tank, ultrafilter, water pump, inlet pipeline, circulation pipeline and water taking pipeline all set up on removal car. The utility model discloses can move to the place that needs to use injection water and filter and produce injection water, can improve the convenience of injection water water.

The application discloses a pressure drive water injection flow control device, an applied pipe column and a use method, relates to the technical field of downhole tools of oil fields, and the device comprises a main body, the main body is tubular, the main body is provided with a half-through injection channel, and one port of the half-through injection channel is a water nozzle; the water nozzle comprises a water nozzle large-displacement water passing section with an unchanged width in the circumferential direction, and the water nozzle comprises a water nozzle small-displacement water control section with a gradually reduced width in the circumferential direction; the main body is connected with an injection channel opening mechanism, and the main body is connected with a water nozzle opening degree control mechanism. The half-through injection channel in the device is designed with a flow regulation structure combined with the large-displacement water passing section and the small-displacement water control section, the flow during pressure drive and conventional water injection can be accurately controlled through the water nozzle opening degree control mechanism, and the flow regulation requirements during large-displacement pressure drive and small-displacement conventional water injection can be met.

The application discloses a kind of high water cut later period medium-high permeability reservoir water injection water quality evaluation method, comprising the following steps: selecting water sample source;Develop injection water compatibility research, determine injection water oil content, suspended solids content index value, establish different grade water injection water quality standard;Establish physical simulation model and measure relevant parameters;Calculate the change value of oil displacement efficiency, displacement pressure, displacement multiple under different injection water quality conditions;Respectively establish oil content, suspended solids content and oil displacement efficiency, displacement pressure, displacement multiple relationship chart;Establish medium-high permeability reservoir high water cut later period water injection water quality evaluation standard, the application is suitable for oil and gas field development technical field, can be made with high water cut later period medium-high permeability reservoir development more suitable water quality standard, can avoid the problem of too strict water quality requirement to part of medium-high permeability reservoir, optimize water quality management scientificity, water quality promotion strategy and ground water treatment system processing efficiency, improve the economy of oilfield exploitation.

The application relates to the technical field of injection water system pipeline design, and is an injection process parameter and pipeline strength integrated design method and system based on limit service life constraints, which comprises the following steps: determining the type of an injection pipeline to be designed and corresponding basic data; determining a corrosion rate prediction value and a corresponding design conservative upper limit; setting a target limit service life, and constructing a process parameter feasible region under the life constraint; for a newly-built injection pipeline, strength checking and design thickness determination are carried out in the process parameter feasible region; and for an existing or in-service injection pipeline, an allowed process parameter range is obtained under the constraint of given materials and thickness. The application determines the corrosion rate prediction value and the corresponding design conservative upper limit, combines the target limit service life to construct the process parameter feasible region under the life constraint, makes the life target be implemented into an executable window, and avoids the problem of optimizing the process parameter only according to the production capacity or energy consumption and ignoring the pipeline strength problem possibly caused by corrosion.

The utility model relates to oil extraction water injection technology field especially, more particularly to a kind of intelligent efficient water injection device. Including filter box, the inside of filter box is provided with filter plate, the lower surface of filter plate is fixedly connected with clamping strip, the outer wall of clamping strip is slidably connected in the inside of filter box, the inside of filter plate is slidably connected with push column, the bottom end of push column is fixedly connected with inclined block, the inside of filter plate is slidably connected with clamping post, the inside of clamping post is set with sliding slot, the outer wall of clamping post is fixedly connected with push piece, the outer wall of push piece is fixedly connected with the outer wall of spring, the outer wall of filter box is provided with connecting assembly. The utility model provides a kind of intelligent efficient water injection device, by setting filter structure, make the device convenient for the pretreatment filtration of injection water, simultaneously convenient for the structure design of disassembly to clean up and replace filter plate, it is convenient to remove solid impurities in water, prevent plugging water injection well and oil layer pore.