Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

14538 results about "Liquid storage tank" patented technology

Electronic cigarette having nanometer sized hyperfine space warming atomizing functions

ActiveCN101116542ALarge amount of atomizationConcentrated use of energy and high efficiencyMedical devicesTobacco devicesMouth pieceElectricity
An electric-cigarette undertaking nanometer dimension fineness space heating pulverization to nicotine solution comprises a cigarette pole and a cigarette holder connected with the front end of the cigarette pole. The cigarette pole is a hollow rod shape cigarette pole welded with a plug at the back end. The intracavity of the cigarette pole is provided with a rechargeable battery, a liquid storage tank for storing nicotine solution, an imbibition liquid core arranged at the front end of the liquid storage tank and contacted with the nicotine solution, and a heater of space heating pulverization arranged inside the heating cavity positioned in the front part of the cigarette pole. The wall of the cigarette pole corresponding to the liquid storage tank is provided with a liquid inlet communicated with the liquid storage tank. Any place of the wall of the cigarette pole is provided with an electric heating switch. The center of the cigarette holder is provided with a hollow pipe which extends into the cigarette pole. The wall of front part of the cigarette holder is provided with a piezoelectric press sensor. The back end of the cigarette pole is provided with a recharging connection device which can charge the rechargeable battery through outer power. The piezoelectric press sensor is communicated with the rechargeable battery all the time. The electric heating switch, the piezoelectric press sensor and the rechargeable battery constitute a circuit loop. The invention has the advantages of convenient assembly and installation, easy carry, wide application and convenient use.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Special micro-fluidic chip for cholera diagnosis with one-dimensional self-assembly magnetic bead chain electrodes

The invention relates to a special micro-fluidic chip for cholera diagnosis with one-dimensional self-assembly magnetic bead chain electrodes, belonging to the field of testing. Rapid diagnosis of fulminating infectious disease cholera with low cost is one of many expectations in the development of medical technology, and the invention provides a micro-fluidic chip for simultaneously detecting and rapidly diagnosing cholera by using multiple characteristic antibodies of cholera. The chip is provided with three micro liquid storage tanks, and the invention is characterized in that capillary passages in parallel configuration contain in the chip, the parallel configuration contains four micro-passages that are mutually in parallel, four magnetic bead chain working electrodes are respectively installed inside the four micro-passages, the surface substances of the four magnetic bead chain working electrodes are respectively four antibody substances that are cholera TP0821 antibody, cholera TP0319 antibody, cholera TP0624 antibody and cholera O139 mycoprotein antibody. The integrated structure and the appearances of specific magnetic bead chain working electrodes facilitate to improve the diagnosis efficiency of cholera diseases.
Owner:NINGBO UNIV

Method for preparing drug sustained release nanofibers

The invention provides a method for preparing drug sustained release nanofibers. The method is characterized by including the specific steps that (1) drug-carried micro-spheres are arranged in an organic solvent to be evenly stirred and vibrated to obtain core layer spinning solutions; (2) degradable solutes and volatile solvents are evenly mixed to prepare surface-layer spinning solutions; (3) the surface-layer spinning solutions and the core layer spinning solutions are injected into a surface-layer liquid storage tank and a core layer liquid storage tank of a coaxial spinning jet respectively, coaxial electrostatic spinning is carried out at the room temperature, and the volatile solvents in the surface-layer spinning solutions volatilize to form through holes in the spinning process to obtain the drug sustained release nanofibers with the porous surface layer and the drug-carried micro-sphere wrapped core layer. By means of the method, the obvious multi-stage drug release system is achieved, and the drug-carried micro-spheres are released in the core layer firstly to enter a hole channel in the surface layer and finally enter damaged target components of the nanofibers to give play to drug effects. The method is simple in operation and gentle in reaction condition. A drug sustained release curve is well controlled, and the drug using efficiency is improved.
Owner:DONGHUA UNIV

Organic phase dual flow battery

The present invention discloses an organic phase dual flow battery, which comprises at least a battery monomer, wherein the battery monomer comprises a positive electrode and a negative electrode, the positive electrode and the negative electrode are respectively connected with a positive electrode terminal and a negative electrode terminal, a separation membrane is arranged between the positive electrode and the negative electrode, a positive electrode flow channel is arranged between the separation membrane and the positive electrode, a negative electrode flow channel is arranged between the separation membrane and the negative electrode, the positive electrode flow channel is filled with a positive electrode electrolyte liquid, the negative electrode flow channel is filled with a negative electrode electrolyte liquid, both ends of the positive electrode flow channel are respectively communicated with a positive electrode electrolyte liquid storage tank, both ends of the negative electrode flow channel are respectively communicated with a negative electrode electrolyte liquid storage tank, an active substance of the positive electrode electrolyte liquid is ferrocene or a derivative thereof, and an active substance of the negative electrode electrolyte liquid is anthraquinone or a derivative thereof. The organic phase dual flow battery of the anthraquinone or the derivative thereof / the ferrocene or the derivative thereof has advantages of simple manufacturing process, low cost, high cycle life and the like, has characteristics of high energy density, high power density and high energy utilization efficiency, and can be widely used in electric power, transportation, electronics and other industries.
Owner:TSINGHUA UNIV +1

Device and method for preparing polysulfonamide nanometer fiber nets by means of airflow-electrostatic combination

The invention discloses a device and a method for preparing polysulfonamide nanometer fiber nets by means of airflow-electrostatic combination. The device comprises a liquid storage tank, an air chamber, an electrostatic generator and a receiving device, a plurality of spinnerets are arranged at the bottom of the liquid storage tank, the air chamber is arranged outside the liquid storage tank, air outlets in the number equal to that of the spinnerets at the bottom of the liquid storage tank are arranged at the bottom of the air chamber, the spinnerets are arranged inside the air outlets, an electrode with multiple pins are led from the positive electrode of the electrostatic generator to be connected with the spinnerets, and a lead is led from the negative electrode of the electrostatic generator to be connected with the receiving device. The method includes steps of combining the airflow method and the electrostatic spinning method effectively to prepare the polysulfonamide nanometer fiber nets. By the device and the method for preparing the polysulfonamide nanometer fiber nets, the specific surface area of the polysulfonamide nanometer fibers is enlarged greatly, the problem of blockage of existing electrostatic spinning needles due to inflow of the airflow is alleviated greatly, and spinning efficiency is improved. Besides, nanometer fibers can be prepared at the normal temperature directly, so that production procedures are simplified and production cost is saved.
Owner:SHANGHAI UNIV OF ENG SCI

Oil sludge cleaning and processing system for oil tank

The invention discloses an oil sludge cleaning and processing system for an oil tank. The oil sludge cleaning and processing system comprises a cleaning system, an oil sludge processing system and an integrated control system, wherein the cleaning system comprises a cleaning robot, an electric hydraulic pump, a water pump, an inert gas storage tank and a screw pump; the cleaning robot comprises a machine body, a traveling unit, a cleaning unit, a robot cleaning control unit, a sensing and communication unit and a robot power supply unit; the oil sludge processing system comprises an oil sludge processing device, an oil sludge processing control system and an oil sludge processing power supply device; the oil sludge processing device comprises a stirring machine, an ultrasonic emulsion breaking device, a centrifuge and an ultrafiltration system, as well as an oil sludge storage pool, a sludge pool, a centrifugal liquid storage tank, a concentration tank and a filtrate pool; a funnel is arranged on the stirring machine; and the integrated control system comprises an integrated control computer and a communication circuit module. The oil sludge cleaning and processing system disclosed by the invention has the advantages of reasonable design and high degree of intelligentization, and can realize comprehensive cleaning of the oil tank, good safety, fast oil sludge processing speed and resource utilization of oil sludge, and further reduce environmental pollution and waste of resources.
Owner:周利坤

Porous bubble electrostatic spinning device

A porous bubble electrostatic spinning device comprises a liquid storage tank, a high pressure electrostatic generator, an air pump, a sprayer, and a dash receiver, wherein the sprayer is connected with the air pump through an air duct, the dash receiver is connected with a grounded electrode, an opening is arranged at the upper end of the liquid storage tank, the liquid storage tank is connected with the high pressure electrostatic generator through a metal electrode, the liquid storage tank is internally provided with a middle flat plate, and a plurality of small holes with adjustable diameters are formed in the middle flat plate in a penetrating way. As the small holes are formed in the middle flat plate, solution in the liquid storage tank generates a large quantity of bubbles through the plurality of small holes under the action of the air pump. When filed stress is greater than surface tension of the solution, and jet flow is ejected from the top of the bubbles and is deposited on the dash receiver to form a large amount of nanofiber. The porous bubble electrostatic spinning device can produce the nanofiber in a large scale, so that according to the device, the production efficiency is high, the production cost is low, the equipment is simple, the operation is easy, the adaptability is high and the requirement of batch production can be met.
Owner:SUZHOU UNIV

Quick resin forming method based on LCD (liquid crystal display) selective regional light transmission principle

The invention discloses a quick resin forming method based on an LCD (liquid crystal display) selective regional light transmission principle, belonging to the technical field of quick formation. The method is characterized by comprising the following steps: putting a resin liquid storage tank above an LCD screen, exposing layer by layer by adopting a contact exposure method, and putting a Fresnel lens between the LCD screen and a light source, wherein the thickness of each layer during curing is 200 microns to 400 microns, namely after the layer is exposed and cured, a forming piece supporting plate correspondingly moves up by 200 microns to 400 microns under the control of a Z-axis motion system, the curing time of the layer is 1 second to 8 seconds, and a model is washed by an organic solvent after being cured completely; the light source is a high-power LED light source; a glass substrate coated with silica gel is arranged at the bottom of the resin liquid storage tank, so that curing resin can be conveniently separated from the substrate. According to the method, the forming precision is high, the cost is low, and the curing time is quick. In addition, the LED light source is easy to replace, the power is adjustable; different types of resin can be cured and formed.
Owner:BEIJING UNIV OF TECH

Paper deacidification agent, and paper deacidification system and method thereof

The invention belongs to the technical field of paper deacidification, and specifically relates to a paper deacidification agent, and a paper deacidification system and a paper deacidification method thereof. The paper deacidification agent comprises nanometer oxide particles, a silane coupling agent and n-perfluorooctane liquid, wherein the nanometer oxide particles are suspended in the n-perfluorooctane liquid after coated by the silane coupling agent, and the nanometer oxide particles can also be replaced by nanometer magnesium hydroxide particles. The paper deacidification system comprises a deacidification liquid storage tank, a centrifugation pump, a deacidification device and a circulation device which are in successive connection, wherein the outlet of the circulation device is respectively connected with the inlet of the deacidification liquid storage tank and the inlet of the deacidification device; a circulation loop is formed between the deacidification device and the circulation device; and the deacidification device is also connected with the deacidification liquid storage tank via a deacidification liquid recovery device. The paper deacidification method comprises the following steps: putting a literature into the deacidification device, then pumping the paper deacidification agent into the deacidification device, shaking the literature, subjecting deacidification liquid to circulation, pumping the deacidification liquid back, and carrying out condensation recovery. According to the invention, safety and effectiveness are obtained; and the paper deacidification agent has the advantages of easy recovery, good effects and low cost.
Owner:NAT LIBRARY OF CHINA

Air-cooling thermotube-type machine room air-conditioning system

The invention discloses an air-cooling thermotube-type machine room air-conditioning system which comprises a compressor, a first air cooling condenser, a throttling set, an evaporative condenser, a liquid storage tank, a flow balance valve, a tail end heat exchanger, a bubble pump, a first refrigerant changeover valve, a second refrigerant changeover valve and a second air cooling condenser, wherein the high-pressure exhaust port of the compressor is orderly connected with the first air cooling condenser, the throttling set, the evaporation side of the evaporative condenser, and the low-pressure air suction inlet of the compressor, thereby forming a compression refrigerating cycle loop; the condensing side outlet of the evaporative condenser is orderly connected with the liquid storage tank, the flow balance valve, the tail end heat exchanger, the bubble pump, the first refrigerant changeover valve, and the condensing side inlet of the evaporative condenser; and the outlet of the tail end heat exchanger is orderly connected with the second refrigerant changeover valve, the second air cooling condenser, and the inlet of the liquid storage tank, thereby forming a thermotube refrigerating cycle loop. The system has the advantages of small temperature difference and high energy efficiency ratio during heat exchange.
Owner:浙江洁普环保科技有限公司

Liquid storage tank pressurized urea solution metering injection system for diesel vehicle

The invention relates to a liquid storage tank pressurized urea solution metering injection system for a diesel vehicle, which comprises a liquid storage tank, an injector, an air storage tank, a first electromagnetic valve, a second electromagnetic valve, a Venturi pipe, a mixer and a control device, wherein the mixer comprises an inlet and an outlet which is opposite to the inlet and is communicated with the inlet, the injector is installed in the side wall of the mixer, the air storage tank is respectively in air-path connection with the second electromagnetic valve and the liquid storage tank through the first electromagnetic valve, the liquid storage tank is communicated with liquid in the injector, the second electromagnetic valve is in air-path connection with the Venturi pipe, the Venturi pipe is in air-path communication with the inlet of the mixer, the control device is electrically connected with the first electromagnetic valve, the second electromagnetic valve and the injector, and preferably, the liquid storage tank pressurized urea solution metering injection system also comprises safety control parts including a primary pressure reducing valve, a secondary pressure reducing valve, a liquid level sensor, a first temperature sensor, a first pressure sensor, and the like. The liquid storage tank pressurized urea solution metering injection system has artful design, simple structure, low cost, good reliability, safety and energy saving, is convenient to integrate into diesel engine tail gas post treatment, and is suitable for large-scale popularization and application.
Owner:SUZHOU POWERGREEN EMISSION SOLUTION SYST

Thermal management system and method for power battery pack

The invention provides a thermal management system and method for a power battery pack. The system comprises a heat pump device and a thermal management unit, wherein the heat pump device comprises a closed loop formed by a compressor, a four-way valve and a liquid storage tank, wherein the four-way valve is arranged between the compressor and the liquid storage tank; the thermal management unit comprises a heat exchange unit and a switching unit, the heat exchange unit comprises an out-car heat exchanger and an in-battery compartment heat exchanger, the switching unit comprises a heating expansion valve and a refrigeration expansion valve, and the four-way valve is connected with the out-car heat exchanger; the heating expansion valve, the refrigeration expansion valve and the in-battery compartment heat exchanger are connected with the out-car heat exchanger in sequence, and the in-battery compartment heat exchanger is further connected to the four-way valve to form a thermal management loop. According to the thermal management system and method for the power battery pack provided by the invention, the heat pump technology is applied to the thermal management of the power battery pack, so that the battery pack can work at the proper environmental temperature, and the unification of the heating and cooling thermal management can be realized.
Owner:BEIJING ELECTRIC VEHICLE

Electric automobile battery pack heat management system and working method thereof

The invention discloses an electric automobile battery pack heat management system and a working method thereof. The electric automobile battery pack heat management system comprises an in-box liquid circulating path located inside a battery box body, and an out-box liquid circulating path located outside the battery box body, wherein the in-box liquid circulating path comprises a heating unit A, a heat exchanger A, a hydraulic pump A, a three-way valve A and a flow distribution unit; the out-box liquid circulating path comprises a fuel heater, a switching valve, a switching valve C, a heat exchanger B, a switching valve A, a three-way valve B, a heat radiator, an air conditioning system, a liquid storage tank and a switching valve D. A battery system keeps a good working temprature all the time in a charging state and different driving states, and the temperature balance among single battery bodies is guaranteed and the heat management energy consumption of the battery system is reduced, so that the battery system is subjected to heat management in a reasonable heat management manner in different vehicle states, the service life of the battery system is prolonged, and the use cost and the whole vehicle energy consumption of batteries of an electric vehicle are reduced.
Owner:JILIN UNIV

Printing device for three-dimensional biological structure and printing method

The invention discloses a printing device for a three-dimensional biological structure. The printing device comprises an execution unit with a liquid supply system, and a control unit, wherein the liquid supply system comprises an air compressor, an air capacitor communicated with an air outlet of the air compressor, and a liquid storage tank; a liquid outlet of the liquid storage tank is communicated with a liquid inlet of a spray head; a liquid inlet of the liquid storage tank is communicated with an air outlet of the air capacitor; a pressure reducing valve is arranged on a pipeline between the liquid storage tank and the air capacitor; the opening degree of the pressure reducing valve can be adjusted, and thus liquid drops at a spray nozzle of the spray head are enabled to not drop off; the height of the liquid storage tank can be adjusted, and thus the lowest end of a liquid level at the spray nozzle of the spray head is leveled with the spray nozzle of the spray head. The printing device disclosed by the invention can be widely applied to forming of biological scaffolds with various shapes, can be used for printing vascular structures and has the advantages of high printing precision, simpleness in operation, low cost and the like. Due to the adoption of the design of a replaceable clamp, a replaceable working face and a replaceable Z-shaped mounting plate, the printing device can be used for printing biological structures with different sizes and different tissue materials.
Owner:ZHEJIANG UNIV

Crack particles diversion agent temporary blockage capability evaluation apparatus and method thereof

ActiveCN104535715AImplement dynamic injectionRealize blockingMaterial analysisLiquid storage tankEngineering
The invention discloses a crack particles diversion agent temporary blockage capability evaluation apparatus and a method thereof. The crack particles diversion agent temporary blockage capability evaluation apparatus comprises a thermotank, a holder outer cylinder is arranged in the thermotank, a rubber cylinder is arranged in the holder outer cylinder, the holder outer cylinder and the rubber cylinder form an enclosed space, an inlet end blocking head and an outlet end blocking head are arranged at two ends of the holder outer cylinder, an annular pressure hole is arranged at central section of the holder outer cylinder, an annular pressure meter is conducted to the enclosed space formed by the holder outer cylinder and the rubber cylinder by the annular pressure hole, and the other end of the annular pressure meter is connected to an annular pressure pump and an annular pressure liquid storage tank in order. The crack particles diversion agent temporary blockage capability evaluation apparatus establishes the crack particles diversion agent temporary blockage capability evaluation method which integrates steps of liquid preparation, pressure testing, injection and pressure measuring, as well as is matched with the experiment apparatus, a crack particles diversion agent temporary blockage process can be simulated, the operation is safe and simple, and automation degree and result credibility are high.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Redox flow battery system

The invention relates to a novel battery system which can reduce leakage current of a redox flow battery and improve the charge-discharge performance of the battery. Each of a positive pole liquid storage tank and a negative pole liquid storage tank is completely isolated into an upper part and a lower part by a partition plate respectively. Firstly, positive pole electrolyte flows from a positive pole pump, flows through the battery and flows back to the upper half part of the positive pole liquid storage tank, when liquid level achieves a liquid level induction device, a valve is opened automatically, the valve is closed automatically after completing discharge of the electrolyte, the circulation is performed in such a way, and a pressure balancing pipe is shown in the figure. In a similar way, the operation way on the side of a negative pole is as that of a positive pole. By adopting the method, a main loop of the electrolyte above 90% of time is in cut-off state, and the leakage current can be further reduced (when multiple storage tanks and multiple spaces are adopted, the leakage current of the main loop can be cut off by 100%). Simultaneously, by adopting the intermittent-like charge-discharge way, the impacts of differential concentration polarization can be reduced, and the SOC (state of charge)/SOD (state of discharge) state of the redox flow battery can be improved.
Owner:DALIAN RONGKE POWER

Method and system for preparing high purity gas by rectification method

The invention relates to a method and a system for preparing high purity gas by a rectification method. According to the method disclosed by the invention, a target gas raw material is firstly processed by a light component removal tower to remove light component impurities and then is processed by a heavy component removal tower to remove heavy component impurities; obtained purified gas is compressed into compressed gas; the compressed gas is at least divided into two parts which are respectively used as heat sources of a tower kettle reboiler of the light component removal tower and a tower kettle reboiler of the heavy component removal tower; the two parts of compressed gas are condensated into liquid to be converged and stored; the stored liquid is divided into three parts; two parts of the stored liquid are respectively used as a cooling medium of a tower top condenser of the light component removal tower and reflux of the heavy component removal tower after being respectively subjected to throttling expansion; and the third part of the stored liquid is recovered as a product. The system disclosed by the invention comprises the light component removal tower, the tower top condenser of the light component removal tower, the heavy component removal tower, a compressor, the tower kettle reboiler of the light component removal tower, the tower kettle reboiler of the heavy component removal tower, a liquid storage tank and a connecting pipeline. The method and the system which are disclosed by the invention have the advantages that equipment is simple; energy is saved; the method and the system are flexible to operate and have wide application; the system is easy to maintain; and the method and the system have few requirements on public works.
Owner:北京华宇同方化工科技开发有限公司

Device and method for preparing highly effective continuous electrostatic spinning nano fibre felt

The invention relates to a preparing device of a high-effective continuous-type electro-spin nanometer fiber felt, the invention comprises a fluid supply system, a metal roller, a receiving device and a spinning fluid recycling groove. The process for preparing comprises firstly, preparing polymer spinning fluid with correct concentration in a dissolution kettle, temporarily storing in a liquid storage tank after passing through a filter, secondly, connecting the metal roller and the positive electrode of a high-pressure electrostatic generator, applying correct electrostatic pressure, leading an aluminium screen cloth to connect ground, thirdly, leading the metal roller to rotate in correct rotary speed, fourth, starting a measuring pump, feeding spinning liquid from the liquid storage tank to an even allotter, leading the spinning liquid to be evenly allocated to a spraying hole on the front end of the even allotter, sputtering from the spraying hole to the surface of a rotating metal roller to form Taylor awl, fifthly, leading a coiling drum to rotate to drive a fiber receiving net to move, and continuously receiving nanometer fiber felt. The process for preparation of the nanometer fiber felt of the invention has high production efficiency, which is suitable for scale production of electro-spinning.
Owner:DONGHUA UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products