1004 results about "Vaporizer" patented technology

The invention relates to the technical field of atomizers, and particularly discloses a medical atomizer self-adaptive control method and system based on real-time expiration amount feedback, the system comprises a control module, an atomization execution module and a respiration characteristic analysis module, and the control module is in communication connection with the atomization execution module and the respiration characteristic analysis module; the respiration characteristic analysis module is used for acquiring a dynamic respiration characteristic data set of a user in real time and sending the dynamic respiration characteristic data set of the user to the control module; and the control module is used for acquiring a respiration evaluation index according to the user dynamic respiration characteristic data set, acquiring atomization control information of operation of an atomizer in real time, and acquiring a user respiration-atomization matching degree according to the respiration evaluation index and the atomization control information. Atomization parameters are deeply matched with the breathing state and the individual characteristics of a patient, the medicine deposition efficiency and the treatment accuracy are improved, and in the aspect of data monitoring and application, the atomization execution module monitors medicine release data in stages.

Vaporizers and vaporizer systems, which can include a device in communication with a vaporizer, can include one or more features related to control of functions and / or features of the vaporizer, identification of a cartridge and / or a vaporizable material in the cartridge, data exchange (either one-way or two-way) between a cartridge and a vaporizer with which the cartridge is engaged, and the like.

The invention discloses a purification process of phosphorus trifluoride. The purification process comprises the following steps: S1, heating liquid in a first storage tank, and pumping the heated liquid into a flash evaporator for flash evaporation; s2, introducing the flashed gas into a first rectifying tower for rectification, condensing the rectified top products phosphorus trifluoride and hydrogen chloride, and introducing the condensed top products into an intermediate first product storage tank; s3, pumping the material in the middle first product storage tank into a second rectifying tower for rectification, condensing the top gas rectified by the second rectifying tower, and introducing the condensed gas into the first product storage tank for storage; s4, a finished product in the first product storage tank is pumped into a gasifier to be gasified and enters a gas-liquid separation tank to be separated, and separated gas is discharged from the top and sequentially introduced into three phosphorus trifluoride purification devices to be purified; s5, the purified gas is introduced into a filter to be filtered, the filtered gas enters a filling system to be filled after pressure stabilization, impurities in phosphorus trifluoride can be completely removed, and the purity of phosphorus trifluoride is improved in a jumping mode.

The utility model relates to a liquid hydrogen storage tank with a vaporizer. Comprising an inner shell used for containing liquid hydrogen; the pressurizing unit comprises a pressurizing pipeline, and a pressurizing valve, a pressurizer and a pressurizing and pressure regulating valve which are sequentially arranged on the pressurizing pipeline in the medium flowing direction; one end of the pressurizing pipeline is connected with the bottom end of the inner shell, and the other end is communicated with the gas-phase space of the inner shell; the pressurizing unit is used for maintaining the pressure of the inner shell at a first pressure; the air supply unit comprises an air supply pipeline, and an air supply valve, a vaporizer, a pressure reducing valve and a check valve which are sequentially arranged on the air supply pipeline in the medium flowing direction; one end of the gas supply pipeline is connected with the bottom end of the inner shell, and the other end is connected with external gas utilization equipment; the vaporizer is used for converting liquid hydrogen into hydrogen, and the pressure reducing valve is used for reducing the pressure of the gasified hydrogen to the pressure required by gas equipment; and the exhaust unit is communicated with the gas phase space of the inner shell and is used for exhausting the overpressure gas. According to the storage tank, gas supply parameters can be changed according to gas use requirements of users, and the applicability is high.

The invention relates to the technical field of chemical engineering, in particular to a simple and safe ammonia residual gas recovery system which comprises a liquid ammonia storage tank (1), an accident ammonia absorption tower (2), a circulating pump set, a gas phase pipeline and a liquid phase pipeline, the circulating pump set comprises a circulating water pump, a compression pump and a waste heat recovery pump, the waste heat recovery pump is connected with a steam valve, and the liquid ammonia storage tank (1) is connected with a gasifier (11). The vaporizer (11) is connected with the buffer tank (12), the buffer tank (12) and the accident ammonia absorption tower (2) circulate pure ammonia gas through a gas phase pipeline, the accident ammonia absorption tower (2) and the liquid ammonia storage tank (1) circulate pure liquid ammonia through a liquid phase pipeline, the absorption tank (21) adsorbs exhaust gas detected by the accident ammonia absorption tower (2), and recovered nitrogen is used for purging the liquid ammonia storage tank (1), so that escape-free environment-friendly treatment and recycling of ammonia are realized.

An electronic vaporizer for vaporizing liquids is provided herein featuring a cylindrical, glass reservoir tank within a non-cylindrical case. The glass reservoir tank may reside between a detachable mouthpiece disposed at an upper section of the case and a lower section of the case that houses the interior components of the electronic vaporizer including the atomizer, battery, circuit board, and heating element comprising a heating wire and a cotton-free ceramic bucket. The reservoir tank may further include at least one tube providing an air flow passage that may be made of glass. The at least one tube may extend between the mouthpiece and the heating element. Based upon the cylindrical, glass reservoir tank within the non-cylindrical case, the electronic vaporizer may provide a desirable oxidation of vape oils within the glass reservoir tank while maintaining the desired taste of the vape oil, depending the terpene content of the vape oil.

The invention discloses a medical vaporizer verification system, and relates to the technical field of medical instrument detection. Comprising an environment perception acquisition module, an environment data preprocessing and structuring module, a condensation risk feature extraction and risk value quantification module, a deep learning driven condensation risk intelligent determination module and a particle dynamic identification and condensate droplet elimination module. Multi-dimensional physical parameters of environmental conditions are obtained in real time through a multi-type high-sensitivity sensor array arranged in a detection cabin. According to the invention, environmental changes are monitored in real time through a multi-sensor array, condensation risk features are extracted, and an intervention mechanism is triggered in advance by using deep learning intelligent pre-judgment; ultrasonic excitation and a laser interferometer are combined to collect particle vibration characteristics, and machine learning is matched to quickly distinguish drug particles and condensate drops, so that errors are effectively eliminated, the verification accuracy of an atomizer and the intelligent level of the system are improved, and the detection reliability and clinical safety are ensured.

The invention relates to the technical field of separation and evaporation of sulfur trioxide, and discloses a device and a process for producing liquid sulfur trioxide by utilizing a film evaporator, the separation of gas-phase sulfur trioxide and low-concentration fuming acid is realized by utilizing the film evaporator, and the liquid sulfur trioxide is separated from the low-concentration fuming acid under the action of gravity and a rotary movable scraper of the film evaporator. Nicotinic acid forms an underspin film on the inner wall of the cylinder wall, and liquid is distributed into a uniform film, so that sulfur trioxide is quickly evaporated, and the evaporation capacity per unit area can be about 6-9 times that of a traditional evaporator; and meanwhile, under the action of high-speed rotating film scraping of the circumference, the heating time is short, the retention time of low-concentration nicotinic acid on the wall surface is shortened, and corrosion of the low-concentration nicotinic acid to the inner wall of the cylinder body at high temperature is avoided. According to the invention, the cyclone is arranged in the film evaporator, so that the material is prevented from being carried by gas, the removal efficiency of fog drops with the particle size of more than 1 micron reaches more than 99.9%, and the evaporation rate can be effectively improved by 1.0-2.6%.

A vaporizer retaining device for fastening a vaporizer to a user includes a line and a band. The line has opposed ends, which are mutually engaged so that the line defines a loop. A head of a user is insertable into the loop so that the line is positioned around a neck of the user. The band, which is resiliently stretchable, is engaged to the line. The band can be selectively stretched to position it around a vaporizer. The band rebounds to removably engage the vaporizer so that the vaporizer is removably engaged to the line.

The utility model discloses a production device for comprehensive utilization of cyclopentadecanolide perfume production wastewater resources, which relates to the technical field of cyclopentadecanolide perfume production and comprises a pretreatment neutralization kettle, an acid-containing wastewater head tank and a 30% sodium hydroxide solution head tank. The acid-containing wastewater head tank and the 30% sodium hydroxide solution head tank are respectively connected with the pre-treatment neutralization kettle through pipelines, and the pre-treatment neutralization kettle is also connected with a low-temperature vacuum evaporator through a pipeline. And the method is not limited by brine concentration.

A mouthpiece for a vaporizer device includes a vapor inlet and an aerosol outlet. A first plurality of air inlets and a second plurality of air inlets are disposed between the vapor inlet and the aerosol outlet and configured to provide air streams. The air streams form a first vortex and a second vortex. The air streams mix with a vapor entering from the vapor inlet and form an aerosol exiting through the aerosol outlet. Related apparatus, systems, techniques and articles are also described.

Features relating to a cartridge for use with a vaporizer body are provided. The cartridge mates with the vaporizer body in a cartridge receptacle. The cartridge may include a cartridge body defining a reservoir configured to contain vaporizable material; a mouthpiece coupled to a proximal end region of the cartridge body; at least one proximal absorbent pad wedged within an internal volume of the mouthpiece; a mouthpiece seal with sealing ribs; a cannula defining a vaporization chamber extending through the cartridge body; a resistive heating element; a porous wick configured to draw the vaporizable material in the reservoir towards the vaporization chamber; an internal sealing gasket positioned in a distal end region of the cartridge body; a lower support structure positioned in the distal end region of the cartridge body; and at least one distal absorbent pad configured to wedge within a recess located in the lower support structure.

A liquid leakage prevention vaporizer, comprising a first housing, a holder, a switch, and a microphone block, wherein a liquid storage cavity is formed in the first housing; the holder is arranged in the first housing; a vaporization hole, a liquid guide hole and a transition cavity are formed in the holder; the vaporization hole is configured to mount a vaporization core; the transition cavity is in communication with the vaporization hole and is in communication with the liquid storage cavity through the liquid guide hole; the microphone block is mounted in the first housing; a microphone air passage in communication with the vaporization hole is formed in the microphone block; and the switch is slidably connected to the holder and configured to control the liquid guide hole and the microphone air passage to be synchronously opened and closed. In the solution, the liquid storage cavity is configured to store vaporized liquid, and the transition cavity can also store a small volume of vaporized liquid; and in a process in which the vaporizer is not used for a long time, the liquid guide hole can be closed by the switch to avoid the vaporized liquid from leaking from the liquid storage cavity, and liquid guide cotton can be infiltrated by the vaporized liquid in the transition cavity, so as to avoid the problems of the vaporized liquid leaking and the vaporizer being used before infiltration of the entire liquid guide cotton.

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 belongs to the technical field of alkane cracking processes, and provides an alkane raw material treatment device and method capable of efficiently recycling raw material cold energy, the alkane raw material treatment device comprises a gasification assembly, the gasification assembly comprises a throttle valve, the discharge end of the throttle valve is communicated with a cold end flow channel of a cold energy heat exchanger, and a hot end flow channel of the cold energy heat exchanger is circularly connected with a cold energy user; the gas-liquid separation assembly comprises a gas-liquid separation tank, a gas phase outlet of the gas-liquid separation tank is communicated with compression equipment, and a liquid phase outlet of the gas-liquid separation tank is communicated with a liquid alkane vaporizer; the raw material heating assembly comprises a raw material superheater, a feeding port of the raw material superheater is communicated with a discharging port of the compression equipment, and a discharging port of the raw material superheater is communicated with follow-up processing equipment. In the alkane gasification process, the alkane cooling capacity can be efficiently and stably recycled and utilized, and the purposes of reducing cost and improving efficiency can be achieved.

The invention belongs to the technical field of ethylene storage and transportation, and particularly discloses a liquid low-temperature ethylene gasification heating and boosting system which comprises a low-temperature ethylene storage tank, an ethylene gasifier, an ethylene superheater and an ethylene buffer tank, an ethylene immersed pump column is arranged in the low-temperature ethylene storage tank, and the upper portion of the ethylene immersed pump column is communicated with an immersed pump ethylene delivery pipeline. An outlet of the immersed pump ethylene delivery pipeline is connected to a tube bundle inlet on the ethylene gasifier, and a tube bundle outlet on the ethylene gasifier is connected to the ethylene superheater through a pipeline. The invention provides a liquid low-temperature ethylene gasification heating and boosting system and method, and an ethylene gasifier provided by the invention uses propane as a medium, cools chilled water after heat exchange of a downstream production device, and recycles the cooling capacity of ethylene at the same time; the ethylene superheater selects steam as a heat source, and the unique structural design is combined, so that the defects that the vaporizer is easy to frost and freeze are overcome.

A personal vapor inhaling unit is disclosed. An electronic flameless vapor inhaler unit that may simulate a cigarette has a cavity that receives a cartridge in the distal end of the inhaler unit. The cartridge brings a substance to be vaporized in contact with a wick. When the unit is activated, and the user provides suction, the substance to be vaporized is drawn out of the cartridge, through the wick, and is atomized by the wick into a cavity containing a heating element. The heating element vaporizes the atomized substance. The vapors then continue to be pulled by the user through a mouthpiece and mouthpiece cover where they may be inhaled.

The present invention relates to a process for preparing bis-(2-hydroxyethyl) terephthalate by depolymerization of a plastic filler comprising PET, comprising: a) a step of depolymerization of the PET in the presence of a diol, so as to have a weight ratio between the diol and the PET of the plastic filler of between 0.3 and 8.0, said step a) comprising a reaction phase operated between 150 and 300°C, b) a step of evaporation of the BHET to produce a BHET-rich stream and a heavy impurity stream, step b) using an evaporator comprising an evaporation zone and a zone for withdrawing the heavy impurity stream, and a section for discharging the heavy impurity stream located downstream of the evaporator, the evaporator being operated at a pressure less than or equal to 0.0010 MPa,and in which the evaporation zone is operated between 120 and 300°C and the heavy impurity stream withdrawal zone and the heavy impurity stream discharge section at a temperature greater than 250°C and less than or equal to 300°C.,

The utility model discloses an air temperature type vaporizer defrosting device, which relates to the technical field of defrosting devices and comprises a fixing frame, two cross rods are fixed at the bottom of the fixing frame, two universal wheels are mounted at the bottoms of the cross rods, a defrosting mechanism is arranged at the bottom of the fixing frame, and the defrosting mechanism is arranged on the fixing frame. The defrosting mechanism comprises a fan, an air inlet pipe, a heating box, a ventilation pipe, a round shell, an air conveying pipe, an annular shell and two air outlet pipes, and a transmission mechanism is arranged in the defrosting mechanism. According to the air temperature type vaporizer defrosting device, the transmission mechanism is arranged, the draught fan and the heating box are started, the draught fan sucks external air, the air enters the heating box, and the heated air is conveyed into the round shell, so that the air pushes the blade plate and the rotating rod to rotate and then enters the annular shell through the air conveying pipe; and then the air enters an air outlet pipe and is discharged from an air outlet hole to heat and defrost the air temperature type vaporizer, meanwhile, a rotating rod drives a connecting rod to rotate, and the connecting rod drives the air outlet pipe to rotate.

The utility model discloses a vehicle ammonia supply device which comprises a liquid ammonia storage tank, a liquid outlet and a gas outlet are arranged on the liquid ammonia storage tank, the liquid outlet is respectively connected with one end of a filling pipeline and one end of a liquid outlet pipeline, the liquid outlet pipeline is connected with a stop valve and an electromagnetic valve in series, the other end of the liquid outlet pipeline is connected with a first medium inlet of a water bath type vaporizer, and the other end of the water bath type vaporizer is connected with a second medium inlet of the water bath type vaporizer. A first medium outlet of the water bath type vaporizer is connected with an inlet of the buffer tank, an outlet of the buffer tank is used for providing ammonia gas, one end of the gas return pipeline is connected with the gas outlet, a pressure gauge, a stop valve and a safety valve are connected to the gas return pipeline in series, and a second medium inlet and a second medium outlet of the water bath type vaporizer are used for being connected with an engine cooling liquid outlet and an engine cooling liquid inlet respectively. And a saturation pressurization pipeline is further arranged, an electromagnetic valve and a heat exchange pipe located in the liquid ammonia storage tank are connected to the saturation pressurization pipeline in series, and two ports of the saturation pressurization pipeline are used for being connected with an engine cooling liquid inlet and an engine cooling liquid outlet respectively. The ammonia supply device for the vehicle can stably supply gas to the vehicle.

Disclosed herein are aspects of portable vaporizers to deliver aliquots of heated air to material in a furnace. The furnace is multipurposed reducing heat loss, air leakage and delays in availability of air aliquots at the proper temperature for use. By dividing the furnace with an air permeable divider and placing material in the chamber a controller selectively providing electrical power to a heating element configured to heat air furnace. Upon application of suction to the fluid passage heated air passes through a divider which shapes the head of the heated plume before the aliquot of air reaches the material. A controller in signal communications with at least one temperature sensor controls the power flow to a heater to control the temperature produced by heating element(s).

The energy-saving concentration equipment comprises a concentrator provided with a liquid discharging pipe and a steam outlet, a liquid conveying pipe and a steam pipe are vertically arranged in the concentrator, a first rotating connector is arranged at the top of the steam pipe and the top of the liquid conveying pipe, a second rotating connector is arranged at the bottom of the steam pipe, and a plurality of rotating discs are arranged outside the liquid conveying pipe; the rotating disc is of a cavity structure, the steam pipe is sleeved with the rotating disc, the rotating disc is fixedly connected with the steam pipe in a sealed mode, a gas conveying pipe is arranged in the rotating disc, the gas conveying pipe penetrates through the liquid conveying pipe and is communicated with the steam pipe, a liquid discharging opening for discharging liquid to the surface of the rotating disc is formed in the liquid conveying pipe, a motor is arranged on the concentrator, and the motor is used for driving the liquid conveying pipe and the steam pipe to rotate synchronously. Secondary steam generated by evaporation of a large rotating liquid film in the concentrator is recompressed through the steam compressor, one part of the recompressed secondary steam is used for heating feed liquid in the preheater, the other part of the recompressed secondary steam is used for supplementing heat in the concentrator, and compared with a falling film evaporator, energy is saved, and the evaporation effect is improved.

Vaporizer pods for use with a vaporizer configured to generate vapor from dry herbs, and the vaporizer pods comprising reconstituted tobacco and very low THC reconstituted cannabis.

The utility model discloses a combined water bath type vaporizer, which particularly relates to the technical field of vaporizers and comprises a vaporizing cylinder, a top plate is mounted at the top end of the vaporizing cylinder, and a stirring component is mounted in the vaporizing cylinder; the stirring assembly comprises a motor, a lead screw is installed at the output end of the motor, a threaded block is installed on the outer side of the lead screw, a plurality of baffles are fixedly connected to the outer side of the threaded block, a fixing rod is fixedly connected to the bottom end of the lead screw, spiral blades are fixedly connected to the outer side of the fixing rod, and a fixing plate is fixedly connected to the bottom end of the fixing rod. By arranging the stirring assembly, compared with the prior art, water at the bottom end of the vaporization barrel can be stirred through the spiral blade and the multiple stirring fan blades, then the threaded block moves on the lead screw to drive the multiple baffles to convey water at the top end of the vaporization barrel to the bottom end of the vaporization barrel, temperature stratification in water can be effectively broken, and the water quality is improved. Therefore, heat generated by the heating pipe is more uniformly transferred to the whole water bath, the heat transfer efficiency is improved, and the gasification process is more stable.

The present disclosure describes systems, methods, and an apparatus for controlling fluid viscosity within a personal vaporizer such as an electronic cigarette, a vape pen, vape kits, e-cig, or e-hookah, electronic nicotine delivery system. The apparatus can include a cartridge for a personal vaporizer that has a reservoir for containing fluid to be vaporized, a first heater configured to vaporize the fluid, the first heater located in an atomization chamber, a wick configured to deliver the fluid from the first heater, a second heater configured to warm the fluid in the reservoir without vaporizing the fluid, and a set of contacts configured to receive power and deliver the power to the first heater and the second heater.

An aerosol provision system comprising a reservoir for aerosolisable material; a vaporizer for vaporizing aerosolisable material from the reservoir; and a sensor system, separate from the vaporizer, for detecting the temperature of the vaporizer, wherein the sensor system comprises a first resistor. The sensor system may also comprise a second resistor. Each resistor may be located on a wick from the aerosol provision system, along with the vaporizer. The sensor system may be separate from the vaporizer, in so far as each resistor from the sensor system may be physically spaced from the vaporizer, and in so far as determining the temperature of the vaporizer may be determined off data from the sensor system, as opposed to off any data from the vaporizer itself.

To make it possible to restrain a rise in the liquid level of liquefied gas accumulated in a lower part of a container when the liquefied gas is vaporized, and discharge the liquefied gas inside the container without using a pump even when the liquid level has risen.SOLUTION: A liquefied gas vaporizer unit comprises a vertical container 2a in which a horizontal cross section area of a heat exchange space K to which liquefied ammonia X is supplied is smaller than a vertical cross section area thereof, a liquefied ammonia supply part 3 for supplying the liquefied ammonia X to the heat exchange space K of the vertical container 2a, a heating fluid guide pipe 2d inserted into the heat exchange space K of the vertical container 2a, a seawater supply part 4 for supplying seawater Y to the heating fluid guide pipe 2d, a superheater 5b for superheating vaporized gas discharged from the vertical container 2a, and an accumulated liquefied ammonia discharge part 6 for discharging the liquefied ammonia X accumulated in the heat exchange space K of the vertical container 2a, from the vertical container 2a by using a differential pressure between the heat exchange space K of the vertical container 2a and a discharge destination.SELECTED DRAWING: Figure 1

An aerosol generating system includes an aerosol generating device including a first vaporizer configured to generate a first aerosol by heating a first liquid composition, a second vaporizer configured to generate a second aerosol by heating a second liquid composition, and a controller configured to control the first vaporizer and the second vaporizer, and an aerosol generating article accommodated in the aerosol generating device and indirectly heated by heat generated by the first vaporizer and the second vaporizer, wherein the controller is configured to control power supplied to the first vaporizer and the second vaporizer, based on a first mode, in which a smokeless aerosol is generated, and a second mode, in which a transport amount of nicotine included in the aerosol generating article is adjusted.

The pressurization system comprises a liquid outlet pipeline, a vaporizer, a buffer tank and a heat exchange loop, the liquid outlet pipeline communicates with a low-temperature container, the vaporizer and the buffer tank both communicate with the liquid outlet pipeline, and the buffer tank is located at the downstream of the vaporizer; and the buffer tank can store the gaseous medium heated and vaporized by the vaporizer. The heat exchange loop is communicated to the buffer tank and is communicated with a circulating pump and a heat exchange device, the circulating pump can drive a gaseous medium in the buffer tank to flow along the heat exchange loop, the heat exchange device is connected to the low-temperature container, and the gaseous medium can conduct heat exchange on the low-temperature container through the heat exchange device; the heat carried by the gaseous medium is transferred into the low-temperature container, and the liquid medium in the low-temperature container absorbs heat and is vaporized, so that the volume of the medium in the low-temperature container is increased, the pressure in the low-temperature container is improved, the low-temperature container can be quickly pressurized when being at a low liquid level, and liquid supply or gas supply of the low-temperature container is facilitated.

A personal vaporizer includes a heating element having a generally upside-down cup shape. An air warming space is defined within the cup shape, and intake air is delivered into the air warming space. Vaporization media is delivered adjacent a top wall of the heating element. The heating element warms the vaporization media so that it flows downwardly along a side wall of the heating element. The side wall of the heating element is heated sufficient to atomize the vaporization media. Warmed intake air from the air warming space is drawn through the atomized media, forming a vapor that can be inhaled by a user.