2306 results about "Booster pump" patented technology

The invention discloses an on-site monitoring system for the performance of an elastic loose type anchorage system suitable for deep-sea buoys, and particularly relates to the field of deep-sea monitoring. The on-site monitoring system auxiliary comprises a central processing module, wherein the output end of the central processing module is separately connected with an information display module,an information storage module, an auxiliary recovery module and a driving module, and the input end of the central processing module is separately connected with a power supply module, a monitoring module, a correction module and a positioning module. According to the on-site monitoring system for the performance of the elastic loose type anchorage system suitable for the deep-sea buoys, the auxiliary recovery module is arranged, air bags are installed at a plurality of node positions on the anchorage system, a booster pump in a pressurization unit is used, outside air is conveyed into a floating ball unit through a pipeline unit, so that the retractable air bags are enabled to bulge upwards to float, the whole anchor system is directly floated in sections, people conveniently recycle theanchorage system greatly, the workload during the recycling process is reduced, and the practicability is high.

The invention relates to a low-noise water purifier. The water purifier includes a shell, an integrated waterway plate and booster pumps. The integrated waterway plate is fixed to the shell and is connected to water outlets of the booster pumps through pressure stabilizing tanks. The pressure stabilizing tanks are disposed between the booster pumps and the integrated waterway plate. The integrated waterway plate is connected to a plurality of evenly arranged connection tubes and is connected to filter core base assemblies through the connection tubes in a one-one correspondence manner. Beneficial effects of the water purifier are that 1) water knocking abnormal sound of the water purifier is reduced, thus improving user experience, 2) the structure is simple, water leakage is prevented and the production efficiency is high, and 3) replacement of a consumable of the product is simpler and more convenient.

The invention discloses a process and equipment for synthesizing fluorapatite from wastewater, the equipment comprises a blending tank, a dispensing tank, a crystallization fluidized bed reactor, a reaction tank, a coagulation tank, a flocculation tank, a sedimentation tank, a pH detection device, a lift pump and a control system, fluorine-containing sewage and phosphorus-containing sewage are mixed in the blending tank, so that the molar ratio of fluorine to phosphorus is 0.34-0.4; the method comprises the following steps: adding fluorapatite into a reaction tank, adjusting the pH value to 7.5-8.5, pumping the fluorapatite and lime slurry into a crystallization fluidized bed reactor according to a calcium-phosphorus molar ratio of (3-3.5): 1, carrying out a crystallization reaction, naturally airing the generated fluorapatite crystals, carrying out a reaction on crystallization treatment water and the lime slurry in the reaction tank to remove fluorine and phosphorus, carrying out coagulation, flocculation and precipitation treatment, and discharging the effluent after reaching the standard. The high-quality fluorapatite product is prepared from the fluorine-containing sewage and the phosphorus-containing sewage, so that the preparation cost is low, and resourceful treatment of the fluorine-containing sewage and the phosphorus-containing sewage is realized.

The utility model provides a purified water dispenser which comprises a water softening system, a water purifying system and a hot water system, the water purifying system comprises a filtering system, a soft water quality detection piece, a soft water temperature detection piece and a variable-frequency booster pump, and the soft water quality detection piece and the soft water temperature detection piece are both connected with the variable-frequency booster pump. The rotating speed of the variable-frequency booster pump is determined according to the total amount and temperature of dissolved solids in soft water measured by the soft water quality detection part and the soft water temperature detection part, and the stability of the water making flow speed of the purified water dispenser is guaranteed.

The utility model relates to a wall-mounted water purifier and a water path system used for the same. The water path system comprises a water inlet electromagnetic valve, at least two booster pumps and at least two reverse osmosis filter elements, the water inlet electromagnetic valve is connected to the raw water inlet end, pure water outlets of the reverse osmosis filter elements are connected to the pure water outlet end, and the reverse osmosis filter elements and the booster pumps are arranged between the water inlet electromagnetic valve and the pure water outlet end in parallel; each booster pump is correspondingly connected to each reverse osmosis filter element; the bypass unit comprises a bypass pipeline and a bypass switch, the bypass water inlet end of the bypass pipeline is connected between the raw water inlet end and the water inlet electromagnetic valve, and the bypass water outlet end of the bypass pipeline is connected between the reverse osmosis filter element and the pure water outlet end; the bypass switch is installed on the bypass pipeline and used for controlling connection or disconnection of the bypass water inlet end and the bypass water outlet end. Through the arrangement of the bypass unit, the at least two reverse osmosis filter elements and the booster pump, the requirements of normal water use, emergency water use and large-flow water use of a user are met.

The invention discloses a pressure calibration type water and fertilizer precise fertilizer applicator and a control method thereof, and relates to the technical field of agricultural irrigation and fertilization. The invention aims to solve the problems of low metering precision, large working condition deviation, lack of dissolution early warning and the like of the existing fertilization equipment. The fertilizer applicator comprises one or more uniform-section vertical fertilizer application barrels, a bottom pressure sensor, a single-path common temperature sensor, a human-computer interaction interface and a control unit, the fertilizing barrel limits a side wall vertical structure, and the pressure sensor is additionally provided with an isolation diaphragm for preventing crystallization. The control unit abandons the dependence of traditional flow metering and booster pump calibration, collects reference pressure and total fertilizer amount to establish a mapping relation, and calculates the residual fertilizer amount in real time based on a core formula M residual = M total amount * P (t) / P reference. And the man-machine interaction interface supports independent check of multiple barrels, differential proportioning and automatic accounting of the average fertilizing amount per mu. The control method comprises the whole process of barrel check, dissolution early warning, water injection calibration, precise fertilization and shutdown filing. The device is accurate in metering without attenuation, is not interfered by pump body working conditions and a flow meter, is simple in structure and low in cost, and meets the precise fertilization requirement of modern agriculture.

The invention belongs to the field of plant extracting solution concentration, and discloses a low-pressure high-power concentration device for a plant extracting solution and a concentration method using the low-pressure high-power concentration device. The device is based on a series reverse osmosis membrane stack and a feeding pump, a fresh water collecting tank, a booster pump, three types of pressure sensors, two types of osmometers, a water inlet pressure control system and a one-way valve are additionally arranged, the three types of pressure sensors are used for detecting the pressure of a feeding header pipe, the pressure of concentrated water and the pressure of a fresh water header pipe respectively, and the two types of osmometers are used for detecting the osmotic pressure of the feeding header pipe and the osmotic pressure of the concentrated water respectively. The water inlet pressure control system adjusts the design pressure of the device and the osmotic pressure of the plant extracting solution by adjusting the frequencies of the booster pump and the feeding pump, so that accurate monitoring of parameters is realized, efficient concentration of the plant extracting solution under low pressure is guaranteed, scaling on the surface of a reverse osmosis membrane is delayed, the service life of a membrane stack is prolonged, and continuous production of membrane concentration and filtration is realized.

The invention provides an immersed energy storage battery fire extinguishing system which comprises a battery pack, a liquid storage tank, a high-pressure storage tank and a controller, the liquid storage tank is connected with a liquid inlet and a liquid outlet of the battery pack through pipelines, cooling liquid is stored in the liquid storage tank, and the battery pack is further connected with the high-pressure storage tank through a pipeline; a proportional valve is mounted on a pipeline for connecting the liquid storage tank with a liquid inlet of the battery pack, a temperature sensor is arranged in the battery pack, and a gas booster pump is mounted on a pipeline for connecting the high-pressure storage tank with the battery pack; the battery pack, the proportional valve, the temperature sensor and the gas booster pump are all electrically connected with the controller. The fire extinguishing system for the immersed energy storage battery can effectively prevent chemical reaction in the battery, quickly and efficiently prevent thermal runaway from continuing and spreading, and improves the use safety of the energy storage battery.

The invention relates to the technical field of heavy oil reservoir exploitation, in particular to a device and a method for realizing viscosity-reducing huff-puff exploitation of heavy oil by injecting natural gas into a well and pressurizing. According to the technical scheme, a gas supply pipeline is tripped into an annular space between a sleeve and a pump cylinder, the upper end of the gas supply pipeline is connected with a natural gas injection device on the ground, and the lower end of the gas supply pipeline is communicated with a gas inlet of an underground natural gas booster pump; a gas injection packer is installed on the lower middle side of a pump cylinder, an oil inlet hole is formed in the pipe wall of the lower side of the gas injection packer, and the lower end of the gas injection packer is connected with an underground natural gas booster pump through a transition adapter. The device has the advantages that the pressure of natural gas can be increased in a relay mode, the natural gas is dynamically mixed and dissolved in thickened oil, the viscosity of the natural gas is remarkably reduced, the natural gas is increased along with volume expansion, flowing to a shaft is facilitated, in addition, the foam oil effect can be formed, and the functions of reducing viscosity and increasing yield of a thickened oil reservoir are achieved; and the total operation cost is lower than the steam thermal recovery cost, and the safety is also greatly improved.

The utility model belongs to the technical field of agricultural unmanned aerial vehicles, and particularly relates to a bionic agricultural pesticide spraying aircraft. Comprising a fuselage and n supporting legs evenly distributed around the fuselage, n is an even number larger than or equal to 4, and each supporting leg is provided with a set of propellers driven by a motor; a plurality of independent pesticide bins are arranged in the machine body, an outlet of each pesticide bin is connected with a mixing box in the machine body through a water path, a metering pump is connected into the water path, a stirring device is arranged in the mixing box, a plurality of nozzles are evenly distributed on the periphery of the machine body, an outlet pipeline of the mixing box is divided into branches with the same number as the nozzles, and the branches are connected with the nozzles in a one-to-one mode. A booster pump is mounted on the branch; depth cameras are distributed outside the fuselage and used for acquiring environment images, and the aircraft controls a flight path according to the environment images; the unmanned aerial vehicle adopts a partitioned pesticide bin and octopus bionic eight-rotor design, and has high pesticide mixing capacity and stable flight control performance.

The invention discloses an offshore short-process water treatment and water injection process package based on an efficient coalescence produced water oil removal technology. The short-flow water treatment and water injection process package is structurally characterized in that an inlet of a production water basket filter is connected with a water outlet of an upstream production separator, an outlet of the production water basket filter is connected with an inlet of a production water efficient coalescence separator, and a water outlet of the production water basket filter is connected with an inlet of a water injection filter and an inlet of a water injection buffer tank; the water outlet is connected to a water injection manifold through a water injection booster pump front filter, a water injection booster pump and a water injection pump in sequence; and the other water outlet of the water injection buffer tank is respectively connected to backwashing water inlets of the production water efficient coalescence separator and the water injection filter through a backwashing water pump front filter and a backwashing water pump in sequence. Production water can be treated into qualified injection water through a short process, oil and suspended solids in water of an offshore platform are efficiently removed, and the device has the advantages of being small in occupied area and light in weight and is suitable for being applied to the sea.

This invention relates to a sampling device and method for sulfur hexafluoride (SF6) and its mixed gases used in electrical equipment. The sampling device includes an equipment connection module, a sampling module, a gas filling module, and a vacuuming module. The equipment connection module, used to connect the electrical equipment and the gas sampler, consists of an equipment connection valve, a diaphragm pump, and corresponding pipelines. The sampling module, used for gas buffering, consists of a sampling cylinder, a pressure detection unit, a sampling valve, a gas filling valve, a tail gas valve, and corresponding pipelines. The gas filling module, used to fill the sampling container, consists of a booster pump, a sampling container connection valve, and corresponding pipelines. The vacuuming module, used for vacuuming and tail gas collection, consists of a vacuum pump, a tail gas collection device, and its connection valves. The sampling method utilizes appropriate flushing and vacuuming methods when the gas pressure is higher or lower than 0.2 MPa. This sampling device and method can improve the accuracy of sampling sulfur hexafluoride gas or sulfur hexafluoride mixed insulating gases.

The utility model discloses a scale inhibition and concentrated solution residual pressure recycling type underground water purification device. The device comprises an emulsion water distribution pipeline formed by a scale inhibition device, a direct filter membrane, a self-cleaning filter, a precision filter, a security filter, a booster pump A, a reverse osmosis membrane and a desalting water tank which are sequentially connected in series through pipelines, the other outlet of the reverse osmosis membrane is connected in series with a hydraulic turbine device through a pipeline to form a wastewater discharge pipeline; the booster pump A and the hydraulic turbine device are connected through a pipeline to form a branch; the emulsion water distribution pipeline is positioned at the tail end of the desalting water tank and is serially connected with a booster pump B; a special scale inhibition device is additionally arranged at the front end of a direct filter membrane to replace dosing for descaling, and pressure energy of concentrated liquid subjected to reverse osmosis treatment can be recycled by a hydraulic turbine device and is converted into mechanical energy to drag a booster pump at the front end of a reverse osmosis membrane, so that the energy consumption is reduced.

The utility model belongs to a gas distribution system for liquid nitrogen. Comprising a liquid nitrogen storage tank connected with a liquid nitrogen pipeline, the liquid nitrogen storage tank is connected with a vaporizer through a booster pump, and an outlet of the vaporizer is connected with an IG541 fire extinguishing agent filling system and a standard gas distribution system through a first tee joint; the standard gas distribution system comprises a nitrogen circulation part, and the tail end of the nitrogen circulation part is respectively connected with the high-end gas distribution part and the standard gas distribution system through a second tee joint; the high-end gas distribution part comprises a nitrogen purification system, and the tail end of the nitrogen purification system is connected with a high-end standard gas distribution system; the method has the characteristics of reducing investment, being convenient to control, saving energy consumption and ensuring stable operation of the system.

The invention relates to the technical field of water supply control, and discloses an intelligent quality-based pressure-superposed non-negative pressure water supply control system and method, and the system comprises a data collection control module, a volume identification module, a water age observation module, a mixing decision module, and an impedance verification module. The effective volume parameters of the steady flow compensation tank are inversed through the pressure response characteristics of the variable frequency booster pump set in the starting stage; dynamically calculating the hydraulic retention time in the tank based on the system flow and the effective volume; when the residence time exceeds a safety threshold value, a forced mixing strategy is generated, and municipal inlet water is driven to be mixed with residence water by adjusting the opening degree of a bypass electric adjusting valve and controlling a pump set to operate; and meanwhile, verifying the effectiveness of the mechanical action of the valve according to the deviation between the real-time power and the theoretical reference power of the pump set after the regulation instruction is issued. Volume parameters can be corrected in real time, aged water is actively replaced under the low-flow working condition, closed-loop verification is carried out on faults of an executing mechanism, and the water supply quality and the system reliability are guaranteed.

The utility model discloses a material testing device under erosion and cavitation coupling action, which comprises a container, an ultrasonic transducer, an injector head and a circulating device, a placing table is arranged in the container, the ultrasonic transducer is used for being arranged above the placing table, the injector head is arranged at the lower end of the ultrasonic transducer, and the circulating device is arranged on the placing table. The circulating device comprises a booster pump, a liquid inlet of the booster pump is communicated with the container, and a liquid outlet of the booster pump is connected with the injector head through a pipeline; in the using state, the ultrasonic transducer is electrically connected with an ultrasonic power source through a wire. According to the utility model, the erosion medium is pumped into the injector head through the booster pump, and meanwhile, the ultrasonic transducer enables the erosion medium to generate a large number of bubbles in the injector head, so that the erosion medium with the bubbles impacts a test material at a high speed, and the test condition of the hydraulic mechanical material is met.

The utility model provides a refrigerant filling machine to solve the problem that in the prior art, a large amount of manpower and time cost are consumed for achieving high-precision filling. The refrigerant filling machine comprises a booster pump, a storage tank, an electronic scale, a control system, a filling pipeline, a pressure sensor, a roller and a storage chip. The refrigerant filling machine is excellent in cost control, traditional complex assemblies are abandoned, the booster pump and the high-precision online electronic scale are combined, and the manufacturing, debugging and maintaining cost is reduced. The electronic scale monitors the weight in real time, the control system performs comparison operation, and the error of the filling amount is controlled within five thousandths. The whole filling process is automatically executed by a control system, and an operator only needs to simply set parameters and start operation to complete a refrigerant filling task. The outer wall of the storage tank is connected with an external power supply through the leakage protector, the power supply is automatically cut off during leakage, and the alarm sends out a signal during abnormity.

The invention provides a water plant raw water and clear water lifting pump station joint optimization energy-saving dispatching method and system for solving the problems that traditional pump station dispatching depends on artificial experience, global optimization is lacked, and energy waste is serious. Comprising the steps that a flow-lift and flow-efficiency relation model is established, and a variable frequency pump deduces a performance formula under any frequency based on the similarity law; in the first-stage optimization scheduling, the optimal flow of a water intake pumping station and the optimal water storage level of a clean water tank in each time period are determined by adopting a dynamic programming algorithm and taking the minimum total work of the system as a target, and the conditions of flow balance, water level constraint and the like are met; and in the second-stage optimization scheduling, the genetic algorithm is adopted to optimize the combination and operation frequency of the water pumps in each time period by taking the minimum total power of the pump set as a target, and a flow and lift deviation penalty term is introduced. According to the method, water taking, water storage and water supply whole-process collaborative optimization is achieved, the energy saving rate exceeds 10%, the operation cost is reduced, the method adapts to dynamic changes of the water source tide level and the water demand, and the dispatching intelligent level is improved.

The invention relates to the technical field of building construction, and discloses a construction site water recycling system which comprises a control module, a water well, a sedimentation tank, a water tank, an increasing pump and a spraying pipe. The sedimentation tank at least comprises a first purification tank and a second purification tank, a filtering wall is arranged on the top side of a wall between the two tanks, and a drainage pipe is assembled on the bottom side of the second purification tank; the well is communicated with the first purifying pond through a first pipeline; a first submersible pump at one end of the first pipeline is arranged in the well; the second purifying pond is connected with the water tank through a second pipeline, a second submersible pump at one end of the second pipeline is arranged in the second purifying pond, and a first gate valve, a water meter and a filter are sequentially arranged on the pipeline; the booster pump is connected with the water tank through a third pipeline with a second gate valve and connected with the spraying pipe through a fourth pipeline with a third gate valve. And the control module is electrically connected with the water meter and each gate valve, so that full-flow intelligent cooperative control of water source extraction, purification, transmission and distribution and spraying is realized.

The invention discloses a water purifier capable of adjusting concentrated water flow and a control method thereof.According to the water purifier capable of adjusting concentrated water flow, the opening area of a valve 94 in a concentrated water channel 92 is adjusted through the action of an adjustable concentrated water valve 9, meanwhile, the current of a booster pump 5 is synchronously adjusted, so that the water purifier is in a stable working state, and the water purifier is simple in structure, convenient to operate and low in cost. And the adjustable concentrated water valve 9 can adapt to water purifiers with different flows, so that the diversity of purchasing production materials by manufacturers is reduced.

The invention discloses a safety valve performance testing device with an environmental condition simulation function, and relates to the technical field of safety valve performance tests.The testing device is used for detecting a safety valve and comprises a supporting device, a temperature control device, a flow guide device and a booster pump, and the supporting device is used for fixing the safety valve; the temperature control device is connected with the supporting device, the temperature control device and the booster pump are used for simulating environment working conditions of the safety valve, the booster pump is communicated with a safety valve pipeline through the flow guide device, the flow guide device is fixedly connected with the supporting device, and the flow guide device is attached to the inner wall of an inlet of the safety valve. Medium fluids of different temperatures and types are supplied through the temperature control device, pressurization is carried out through the booster pump, so that environment working condition simulation detection is carried out, flow guiding is carried out on the fluids through the flow guiding device, meanwhile, the safety valve is supported and sealed in an auxiliary mode, and the sealing performance is further improved by attaching the flow guiding device to the inner wall of an inlet of the safety valve and increasing the contact area.

The invention provides ozone micro-fine air flotation equipment and a combined system overflow pollution treatment method, and relates to the field of sewage treatment.The main body equipment comprises a water pump, an ozone generator, an ozone booster pump, a dissolved air pipe type micro-bubble generator, a vertical shallow air cyclone flotation tank and an ozone tail gas destructor; the dissolved gas pipe type micro-bubble generator comprises a dissolved gas pipe, a conical-hopper-shaped hollow inner cylinder fixed in the dissolved gas pipe and a dissolved gas releaser, and the ozone generator is communicated with a gas phase inlet of the dissolved gas pipe through an ozone booster pump; an outer ring cavity is formed between the conical-hopper-shaped hollow inner cylinder and the inner wall of the gas dissolving pipe, a gas dissolving water outlet is formed in the bottom of the gas dissolving pipe, and the gas dissolving water outlet is communicated with the vertical shallow cyclone floating tank through a gas dissolving releaser. The vertical shallow-layer cyclone floating tank is composed of a tangential water inlet, a hollow inner cylinder, a shallow-layer inclined plate, a sludge discharge port, a water discharge port, an exhaust port and a slag discharge port. The device can improve the ozone dissolved gas mass transfer efficiency, realizes rapid and efficient sewage treatment, and has the advantages of convenience in operation and small occupied area.

The invention relates to the technical field of nuclear fusion, and discloses an ultrasonic molecular beam injection system for a fusion device.The ultrasonic molecular beam injection system comprises a gas source, a pressurizing unit, a storage unit and an injection unit, the pressurizing unit comprises a gas conveying pipeline, and the two ends of the gas conveying pipeline communicate with the gas source and the storage unit correspondingly; a booster pump is arranged on the gas conveying pipeline and used for pressurizing gas in the direction away from the gas source, and the storage unit can receive and store the pressurized gas so that the gas can reach a preset pressure value; the injection unit comprises an injection pipeline and a nozzle, one end of the injection pipeline is communicated with the storage unit, the other end of the injection pipeline is provided with the nozzle, the nozzle is used for stretching into a Tokamak vacuum chamber of the fusion device, and the injection pipeline can convey gas in the storage unit to the nozzle so as to form an ultrasonic molecular beam current through the nozzle. According to the invention, the injection function of the ultrasonic molecular beam in a large fusion device can be realized.

The invention relates to the technical field of continuous casting furnaces, in particular to a gold wire bonding continuous casting furnace which comprises a heating furnace, a cooling chamber and a winding chamber, a heating groove used for heating metal materials is formed in the heating furnace, a casting opening is formed in the bottom of the heating groove, a cooling pipe is arranged in the cooling chamber and divided into an outer pipe and an inner pipe, and the top end of the inner pipe communicates with the casting opening; a heat dissipation cavity is formed between the inner pipe and the outer pipe, an air cooling cavity is formed in the winding chamber, the air cooling cavity is installed at the bottom of the heat dissipation cavity and communicates with the inner pipe, a gas booster pump is fixedly installed on the outer wall of the air cooling cavity, a first heat dissipation pipe is arranged in the heat dissipation cavity, and the first heat dissipation pipe communicates with the gas booster pump and the air cooling cavity. According to the gold bonding wire cooling device, the air cooling cavity is formed, inert gas is used for being matched with the cooling pipe, the gold bonding wire is cooled through the cooling pipe and then air-cooled again, the cooling efficiency of the gold bonding wire is improved, and the cooling efficiency of the gold bonding wire is guaranteed under the condition that it is guaranteed that the gold bonding wire is clean and tidy.

The purification water dispenser comprises a water softening system, a water purification system and a hot water system, the water softening system is communicated with a raw water inlet of the purification water dispenser, the water purification system comprises a reverse osmosis filter element and a booster pump, and a water inlet of the reverse osmosis filter element is communicated with a first soft water outlet channel of the water softening system; the booster pump is arranged between a first soft water outlet channel of the water softening system and a water inlet of the reverse osmosis filter element, a water inlet of the hot water system is communicated with a water outlet of the reverse osmosis filter element, and the hot water system is used for providing hot water softened by the water softening system and purified by the water purification system for a user. According to the technical scheme, raw water can be softened through the water softening system, and the concentration of calcium and magnesium ions in water entering the reverse osmosis filter element is reduced, so that the service life of the reverse osmosis filter element is prolonged.

The invention relates to the technical field of bridge maintenance, in particular to a road and bridge spraying maintenance system and a control method thereof, and the system comprises a water supply execution module, a regional spraying module, an intelligent control module, a remote response module, a dynamic adaptation module, a parameter setting module and a regional adaptation module. The water supply execution module provides a pressure water source through an integrated water tank and a booster pump. A water supply header pipe is arranged along the inner side of a bridge deck guardrail. The regional spraying module is provided with spraying assemblies and box chamber inner cavity adjustable sprayers in a partitioned mode. The intelligent control module dynamically adjusts spraying parameters and opening and closing of branches; the dynamic adaptation module realizes displacement synchronization of the pipeline and the hanging basket through a quick disassembly joint and a main pipe extension section; the parameter setting module switches the spraying mode according to the concrete age and the surface temperature; the area adaptation module controls pipeline separation and connection and nozzle angle correction. The problems of insufficient corner coverage and poor timeliness are solved, and the maintenance uniformity and the structural durability are improved.

The invention belongs to the technical field of equipment special for petrochemical engineering, and particularly relates to the technical field of oil-gas mixture conveying, in particular to an intelligent multiphase booster pump device which is used for pumping a gaseous medium, a liquid medium or a gas-liquid mixed medium. The booster pump comprises a support, a pump driving device and a pump cylinder component. And the booster pump pre-mixes the pumping medium on the basis of adjusting the power of the motor and / or the acting area difference of the two sides of the inner cavity, so that the pumping medium is not subjected to phase splitting within the preset lift. Piston driving is innovatively adopted to achieve oil-gas mixed transportation, compared with an existing mixed transportation pump, the gas carrying amount is larger, the asymmetric piston pumping mode is adopted, and based on the pressure difference of a left cavity and a right cavity in a cylinder, compression and premixing of pumping media are quite efficiently achieved; under the condition that oil-gas separation equipment and heating equipment are not used, the fact that the piston pump with ultrahigh pumping efficiency is used for conveying the oil-gas mixture is achieved, and the pumping efficiency of the oil-gas mixture is greatly improved.

The invention relates to the technical field of intelligent pump control, and discloses a multi-motor cooperative control method for an intelligent multi-phase booster pump device, and the method comprises the steps: carrying out the format standardization and interference elimination processing of historical operation data and real-time working condition data of the multi-phase booster pump device, and obtaining a standardized operation data set; mapping the standardized operation data set to a state space, and generating a motor state mapping vector and a working condition mapping vector; the distribution difference of the motor state mapping vectors is calibrated, and multi-motor cooperative unified representation is obtained; taking real-time data of the target pump set as input, taking a motor control instruction as output, and generating a motor control instruction of current operation of the target pump set; and a pump set level control threshold value is calculated, and whether control adjustment is triggered or not is judged by combining a motor control instruction of current operation of the target pump set. The problem that according to an existing pump device control method, it is difficult to dynamically calibrate the cooperative relation among multiple motors is solved. And the overall operation coordination of the pump set and the safety of the system can be improved.

The invention provides a constant-pressure energy storage system and a constant-pressure expansion power generation method. Comprising a first-stage compressor motor, a first-stage compressor, a second-stage compressor motor, a second-stage compressor, a high-pressure cylinder, a low-pressure cylinder, a generator, an exhaust funnel, a hot water storage tank, a cold water storage tank, a compressed air condenser, a ground pipeline steel gas storage, a hot water storage pump, a cold water storage pump, a liquid air booster pump, an air inlet cooler, a first-stage cold water storage heater and a first-stage air cooler. The system comprises a first-stage gas-water separator, a second-stage cold water storage heater, a second-stage air cooler, a second-stage gas-water separator, a second-stage hot water storage cooler, a first-stage hot water storage cooler, a seawater preheater, a seawater heater, a compressor outlet shut-off valve, a pressure stabilization regulating valve and a liquid air supply valve. The air storage device is miniaturized, cold energy is efficiently utilized, and the system efficiency is improved.

The invention belongs to the technical field of automatic aquaculture, and discloses a feed scattering device and method for aquaculture, the device comprises a feed tank body, and a plurality of groups of inner storage tanks are arranged in the feed tank body; a discharging mechanism at the bottom of each inner storage tank achieves accurate metering of feed through the overlap ratio of discharging holes of an upper fixing disc and a lower rotating disc. The scattering assembly synchronously driven by the lower rotating disc can instantly crush and scatter the falling feed; the mixed feed is conveyed to the top through the feed scattering and conveying piece and pushed through the two-stage gas booster pump, the feed scattering distance and the coverage range are remarkably increased, and meanwhile the feed scattering uniformity is optimized through continuous vibration of the feed scattering gun body. Feed is effectively prevented from being affected with damp and agglomerated, the feed is thoroughly crushed, the mixing proportion is flexibly adjusted, and the spraying distance and uniformity are remarkably improved.