2125 results about "Humidifiers" patented technology

The invention relates to a membrane stack (9) for an air humidifier (1) of a fuel cell for humidifying a dry supply air stream (2) of the fuel cell by means of a moist exhaust air stream (3) of the fuel cell, - wherein the membrane stack (9) is configured in a cuboid shape, has a stacking direction (S) and four stacking sides (10) perpendicular to the stacking direction (S), - wherein the membrane stack (9) has a vertical direction (Z) parallel to the stacking direction (S), a longitudinal direction (X) perpendicular to the vertical direction (Z) and a transverse direction (Y) perpendicular to the vertical direction (Z) and perpendicular to the longitudinal direction (X), - wherein the four stack sides (10) form an air supply inlet (ZE) and an air supply outlet (ZA) facing away from each other in the longitudinal direction (X), and an exhaust air inlet (AE) and an exhaust air outlet (AA) facing away from each other in the transverse direction (Y), - wherein the membrane stack (9) comprises several membranes (11) which are permeable to moisture and impermeable to air and which follow one another in the stacking direction (S) such that the membranes (11) within the membrane stack (9) each separate a supply air path (ZP) connecting the supply air inlet (ZE) to the supply air outlet (ZA) from an exhaust air path (AP) connecting the exhaust air inlet (AE) to the exhaust air outlet (AA). Improved functional reliability can be achieved by having the membrane stack (9) have several spacers (12) which are arranged in the stacking direction (S) between two immediately successive membranes (11) in one of the exhaust air paths (AP).

The invention relates to a cuboid membrane stack (9) for an air humidifier (1), which has a stacking direction (S) and four stacking sides (10) transverse to the stacking direction (S), wherein the membrane stack (9) has a vertical direction (Z) parallel to the stacking direction (S), a longitudinal direction (X) perpendicular to the vertical direction (Z), and a transverse direction (Y) perpendicular to both the vertical direction (Z) and the longitudinal direction (X), wherein the four stacking sides (10) form an air supply inlet (ZE) and an air supply outlet (ZA) facing away from each other in the longitudinal direction (X), and an exhaust air inlet (AE) and an exhaust air outlet (AA) facing away from each other in the transverse direction (Y), wherein the membrane stack (9) has several membranes (11) which, within the membrane stack (9), each form an air supply path (ZP) connecting the air supply inlet (ZE) to the air supply outlet (ZA), and an exhaust air path (AP). separate,which connects the exhaust air inlet (AE) with the exhaust air outlet (AA). Improved dimensional stability can be achieved by forming a membrane pair (18) with two membranes (11) that are adjacent in the stacking direction (S) and that define one of the supply air paths (ZP) in the stacking direction (S), by connecting the two membranes (11) of the respective membrane pair (18) airtightly to each other by an adhesive bond (21) in a first edge region (19) adjacent to the exhaust air inlet (AE) and in a second edge region (20) adjacent to the exhaust air outlet (AA), and by having the membrane stack (9) have several spacers (12) that are arranged in the stacking direction (S) between two immediately successive membrane pairs (18) and each of which rests against one of the membranes (11) of the two membrane pairs (18) and separates them from each other in the stacking direction (S), such thatthat the membranes (11) adjacent to and spaced apart from each other on the spacer (12) limit one of the exhaust air paths (AP) in the stacking direction (S).

The application discloses a kind of in-service air conditioner performance detection device and method.The device is composed of wind receiving chamber, exhaust chamber, return air chamber, differential pressure gauge, two mixers, heating wire and humidifier, return air temperature and humidity probe and return air motor.The device uses electric heating wire heat balance air conditioner refrigeration capacity, through heating and humidification method, air conditioner blows out the air to the detection required temperature and humidity state, and is connected to the return air opening of air conditioner, circulates and operates to reach stable state and has continuous condensate, uses electric energy meter to collect the electric energy of heating wire 1h, and synchronously collects the condensate amount generated by air conditioner 1h, according to the data collected, the performance of in-service air conditioner can be calculated, without disassembling air conditioner, avoid damage to in-service air conditioner.

The invention discloses an intelligent control method and system for a constant-temperature incubator based on deep learning. The method comprises the following steps: acquiring an equipment state vector in real time; analyzing the equipment state vector by using an improved model, and predicting an environmental parameter demand trend in a culture process to obtain a prediction result; modeling a control strategy into an MDP Markov decision process through a DRL deep reinforcement learning framework according to the prediction result, and dynamically optimizing power distribution of a heater, a refrigerator, a humidifier and a fan by taking minimization of energy consumption and temperature fluctuation as objective functions to obtain an initial control strategy; and adjusting the power of the actuator according to the initial control strategy by using a fuzzy PID algorithm, monitoring sensor data in real time through an isolated forest model, and adjusting the initial control strategy when abnormality is detected to obtain a target control strategy. The environment demand change is pre-judged in advance, and the hysteresis problem of traditional control is solved.

1. Name of the product in this design: Aromatherapy Humidifier Bluetooth Speaker (Jellyfish-Y20). 2. Purpose of this design: for playing audio, aromatherapy, and increasing indoor air humidity. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a PEMFC (proton exchange membrane fuel cell)-ORC (organic Rankine cycle)-TEG (thermoelectric generator) coupling-based waste heat utilization system and a coupling method. A PEMFC module, an ORC module and a TEG module are coupled; the system comprises a fuel cell, a TEG assembly, a condenser, a delivery pump, a pressure pump, a cooling water storage tank, an evaporator, an expansion machine, a filter, a humidifier, an ejector, a compressor and an electromagnetic valve. Heat carried by cooling water in the PEMFC cooling system is used as a main energy source for waste heat recovery. As the heat taken away by the cooling water is far greater than the directly discharged waste heat, the cooling water has higher enthalpy value and excellent heat recovery potential. By constructing a reasonable heat recovery path and a heat exchange network, the waste heat gradient utilization efficiency can be remarkably improved, and the higher primary energy utilization rate is achieved. And efficient recovery and gradient utilization of the waste heat of the PEMFC are realized.

The present invention relates to a fuel cell membrane humidifier which can actively control the flow rate of exhaust gas flowing from a fuel cell stack according to the output condition of a fuel cell. A fuel cell membrane humidifier according to one embodiment of the present invention includes a mid-case having an inlet through which wetting gas supplied from the fuel cell stack is introduced and an outlet through which the wetting gas is discharged; a cartridge disposed inside the mid-case and accommodating a plurality of hollow fiber membranes; a bypass space formed in the space between the mid-case and the cartridge; and an active blocking member for controlling the degree of opening of the bypass space according to the temperature of the wetting gas introduced through the inlet.

According to the sequence that outdoor air flow passes through the air conditioning box, the air conditioning box sequentially comprises a primary efficiency filtering section, a preheating section, a high-pressure micro-fog humidifying section, an empty section, a heating section, a re-cooling section, an air feeder section, a flow equalizing section and a medium efficiency filtering section. Wherein the high-pressure micro-mist humidifying section comprises a plurality of triangular supports arranged in the vertical direction, a plurality of rows of spraying pipes, a plurality of spraying heads, a water receiving disc and a water baffle, each triangular support in the triangular supports arranged in the vertical direction is used for supporting the spraying pipe at the corresponding position, and the spraying heads are arranged on the surfaces of the spraying pipes; the spray pipe is connected with a humidifier outdoor unit matched with the air conditioning cabinet through a hose; the water pan is arranged below the high-pressure micro-fog humidifying section; the water baffle is arranged in the airflow direction. The air conditioning box can be suitable for the air heat and humidity treatment process of a clean workshop in a mild and humid climate area in winter by adjusting the sequence form of the functional modules of the combined air conditioning box.

The invention discloses an air control system, an air inlet control method and an air inlet control device for a fuel cell. The system comprises a pressure sensor, a supercharger, an air compressor, a first throttle valve, a second throttle valve, a third throttle valve, a humidifier and a fuel cell stack, the pressure sensor is used for detecting the air pressure value of the air inlet; the first throttle valve and the second throttle valve are opened or closed according to the air pressure value detected by the pressure sensor; and the supercharger is used for supercharging the air at the air inlet and transmitting the air to the air compressor when the air pressure value detected by the pressure sensor does not meet the preset threshold value. Throttle valve control can be carried out according to the pressure detected by the environment pressure sensor, air inlet control treatment is achieved, the air compressor can adapt to different environment pressures, the situation that the air compressor cannot operate normally due to continuous surge caused by insufficient air inlet amount is avoided, it is ensured that the air compressor can operate under the normal condition, and the service life of the air compressor is prolonged. Therefore, the fuel cell stack is ensured to have sufficient oxygen for electrochemical reaction.

The utility model provides refrigeration equipment which comprises an oxygen adjusting module, an oxygen adjusting gas path and an oxygen adjusting chamber, and the oxygen adjusting gas path communicates with the oxygen adjusting module and the oxygen adjusting chamber so that oxygen adjusting gas flow can be conveyed into the oxygen adjusting chamber; and a dryer and / or a humidifier are / is arranged in the oxygen adjusting gas path. According to the refrigeration equipment provided by the invention, the dryer and / or the humidifier are / is arranged in the oxygen adjusting gas path, so that the humidity of the oxygen adjusting chamber can be adjusted and controlled.

The application discloses a kind of constant humidity air conditioner humidifier liquid level control device and method, belong to air conditioning and environmental control technical field.The liquid level control device includes perception and feedback module, execution and control module, support and water inlet and outlet module.The beneficial effects of the present application include: the automatic switching of humidifier water supply valve open\close state is realized, so that the dynamic accurate control of humidifier water tank liquid level under high temperature and high humidity condition is carried out;The scheme does not depend on complex electronic detection and control circuit, there is no risk of water vapor diffusion penetration to circuit hardware, can cope with mild scale influence, parts cooperate smoothly, overall structure is stable and reliable, water supply dynamic response is sensitive, boiling interference resistance is strong, suitable for long-term stable operation under high temperature and high humidity environment.

The invention relates to the technical field of AI family climate control, in particular to an intelligent AI family climate control device which comprises a data acquisition module, a data processing module, an execution control module, a user interaction module and a cloud server. The data acquisition module is used for acquiring indoor environment parameters in real time, including temperature, humidity, air quality index, carbon dioxide concentration and outdoor weather information; the data processing module is internally provided with a climate regulation algorithm based on artificial intelligence, the algorithm compares and analyzes the collected environmental parameters and comfort preference parameters preset by a user, and predicts the environmental change trend in a period of time in the future through a machine learning model; the execution control module is connected with control interfaces of climate adjusting devices such as an air conditioner, a humidifier, an air purifier and a dehumidifier and automatically adjusts the working state and the operation mode of each device according to the adjusting instruction output by the data processing module.

1. The name of the design product: humidifier (HX-03). 2. The use of the design product: for adjusting air humidity. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

A membrane stack for a fuel cell humidifier includes water vapor-permeable, airtight membranes spaced apart in a stack with alternating first and second spacers. The stack enables cross-flow of humid exhaust and dry supply air. Each first spacer is separated from the adjacent membrane by a protective layer, with both connected in a direct, material-locking manner.

The invention relates to the technical field of hydrogen fuel cell water management, and discloses a hydrogen fuel cell multi-coupling water management electrical control method and system.The control method comprises the steps that membrane hydration-temperature cooperative control logic is adopted, and the humidification amount of a humidifier, the flow of a cooling water channel and the opening degree of a purge valve are dynamically adjusted; the membrane hydration number and the cathode-anode temperature gradient are optimized; a dynamic variable-load pre-judgment control logic is adopted, the opening degree of a purge valve and the humidification amount of a humidifier are adjusted, and the water balance response speed and the water purification amount stability are optimized; and adjusting the opening degree of a cathode intake manifold on the corresponding side and the opening degree of a drain valve in an anode low-lying area by adopting a posture adaptation control logic, and optimizing the airflow distribution uniformity and the membrane hydration stability. Through membrane hydration-temperature cooperative control, dynamic variable load pre-judgment control and attitude adaptation control, the technical problems of out-of-control membrane hydration and ice blockage, dynamic variable load response lag, water balance unbalance caused by attitude change and the like in a low-temperature environment are solved.

The utility model belongs to the technical field of bird breeding, and relates to a multi-sensor controlled intelligent parrot brooding box which comprises a cuboid box body, a sensor box arranged on the inner side wall of the box body and opposite to a box door, a control display box arranged above the box door, and an air inlet fan arranged above the outer side wall of the box body. The switching power supply box is fixed on the inner side wall of the box body and is communicated with the air inlet fan; the ultrasonic humidifier is arranged on the side wall of the box body; wherein two ends of the sensor box are respectively provided with a sensor box air inlet hole and a sensor box air outlet hole, the built-in air filtering sponge covers the sensor box air inlet hole, and the sensor box air inlet fan is fixedly arranged at one end where the sensor box air inlet hole is located and is adjacent to the air filtering sponge; the temperature and humidity sensor and the carbon dioxide sensor are arranged on the inner wall of the sensor box; a single-chip microcomputer is arranged in the control display box, and a liquid crystal screen is arranged outside the control display box. The environment in the brooding box is intelligently controlled through the single chip microcomputer, and the growth and development and breeding production efficiency of nestlings is improved.

The invention discloses a float type grain surface air conditioner humidifier, and belongs to the technical field of granary equipment, the float type grain surface air conditioner humidifier comprises a granary, a metal ceiling and a wet film humidifier, the metal ceiling is fixedly connected with the granary, a water conveying pipeline is arranged on the outer wall of the granary, and a flow guide groove is formed between the metal ceiling and the water conveying pipeline; a water tank is fixedly connected to the side wall of the granary, and a water inlet pipe is connected between the top of the water tank and the water conveying pipeline in a sealed mode. Condensate water at the metal ceiling is collected into the water tank by arranging the flow guide groove and the water conveying pipeline, the height of the floating ball is adjusted through the lead screw, the water amount in the water tank is controlled, when the liquid level reaches the height of the floating ball, the floating ball drives the metal ball to abut against the metal block, and the circulating water pump and the first motor can be driven to be started to humidify grain in the granary; the problem that grains on the edge of a grain pile go mouldy due to condensate water is solved, a water source can be supplemented for the wet film humidifier, and meanwhile the time for humidifying the grains is controlled.

1. Name of this design: Main body of the water tank for an air purifier with humidifier. 2. Purpose of this design: The purpose of this design, both in whole and in part, is to contain water in an air purifier with a humidifier. 3. The key design features of this product are the shape of the water tank body of the air purifier with humidifier. 4. The image or photograph that best illustrates the design's key points: 3D rendering 1. 5. Other situations requiring explanation: This design is a partial protection design, where the solid line portion is the content to be protected, and the dashed line portion is not the content to be protected.

A humidifier including a first humidification water tank configured to heat stored water, the first humidification water tank including a first humidification water tank wall including a circumferential surface of the first humidification water tank, and a heater provided as a bottom surface of the first humidification water tank and configured to heat the water inside the first humidification water tank, a second humidification water tank configured to generate humidified air by ultrasonic vibration of the water supplied from the first humidification water tank, a first connection pipe configured to transport the water to the second humidification water tank from the first humidification water tank, a second connection pipe connecting the first humidification water tank and the second humidification water tank, and a pump connected to the second connection pipe and configured to supply the water from the second humidification water tank to the first humidification water tank.

A humidifier according to an embodiment of the present disclosure includes: a water tank forming a space in which water is held; a first humidification reservoir connected to the water tank through a supply tube, in which a heater is placed; a first valve opening and closing the supply tube; a second humidification reservoir connected to the first humidification reservoir through a first connection pipe, in which a vibrator is placed; and a middle tray placed below the water tank, and a weight sensor is placed in the middle tray, and when a weight value based on data sensed by the weight sensor is equal to or smaller than a first reference value in an operation stop state, the first valve is opened.

An energy-independent water-based pure air cleaning system using a water electrolytic-fuel cell is disclosed. The energy-independent water-based pure air cleaning system using a water electrolytic-fuel cell proposed by the present invention comprises: a water electrolysis unit that generates hydrogen and oxygen through a water electrolysis treatment using supplied water, and supplies hydrogen gas to an energy generating unit by adjusting the pressure of the generated hydrogen gas; the energy generating unit that generates electrical energy on the basis of the hydrogen gas supplied for use as a power source for air purification; an energy storage unit that does not need energy charging and supplies the generated electrical energy as power for air purification; an oxygen exhaust port for discharging the oxygen generated in the water electrolysis unit for air purification; and a humidifier that generates water vapor by spraying or evaporating the supplied water by any one of ultrasonic vibration, heating, natural evaporation, or nozzles to control the humidity in a room.

The invention provides a water adding detection method, device and equipment based on image recognition and a medium. The problem that an existing humidifier cannot accurately recognize water adding through an image recognition technology on the basis of avoiding dynamic water mist interference is effectively solved. The method comprises the steps that an image collecting module collects a real-time image sequence above an air outlet of the humidifier in real time, and a dynamic water mist target image sequence in the real-time image sequence is removed through a control module; the control module recognizes a water adding action and obtains multiple pieces of position information of the target bounding box; the control module performs fitting based on the multiple pieces of position information to obtain a water adding movement track and a future position relation; and the control module fuses the target image sequence, the future position relation and the target distance between the target bounding box and the air outlet to obtain a water adding intention and generate a shutdown instruction, and controls the water adding execution mechanism to execute the shutdown instruction so as to carry out safe water adding.

The utility model discloses a humidifier, the humidifier includes: casing, the casing is equipped with the water holding cavity, atomization spare, the atomization spare is located in the casing to atomize liquid, the mist outlet subassembly, the mist outlet subassembly movably be equipped with in the casing, the mist outlet subassembly is equipped with the mist outlet that communicates with the water holding cavity, the mist outlet subassembly is configured to the orientation of the mist outlet and the mist area of the mist outlet is adjustable. The humidifier that the utility model proposes, the user can adjust the orientation of the mist outlet through the mist outlet subassembly, to change the direction of water mist discharge, is convenient for the user to adjust to the angle required, has effectively improved the applicability of the humidifier. The user still can adjust the mist area of the mist outlet through the mist outlet subassembly, thereby change the mist amount of the humidifier, further improved the applicability of the humidifier.

A fuel cell includes a heat exchanger loop configured to circulate a heat exchanger fluid from the compressed cathode air feed to the fuel cell to pre-heat the fuel cell during fuel cell start up. Also disclosed is a fuel cell including a humidifier mated to inlet and outlet ports of the fuel cell stack. Also disclosed is a fuel cell system having audio, image, or strain sensors external to the fuel cell surface, configured for detecting a change in the external surface of the fuel cell indicative of a fault condition.

The invention relates to the technical field of fuel cells, in particular to an air-cooled hydrogen fuel cell energy recycling device and a control method thereof.The air-cooled hydrogen fuel cell energy recycling device comprises a hydrogen fuel cell stack, a hydrogen storage bottle and a fan, the fan is communicated with an air flow channel of the hydrogen fuel cell stack, and the hydrogen storage bottle is communicated with a hydrogen flow channel of the hydrogen fuel cell stack through a hydrogen supply pipeline; a heat recovery channel surrounding the hydrogen storage bottle is arranged on the outer side of the hydrogen storage bottle, one end of the heat recovery channel is communicated with the fan through an air inlet channel, the other end of the heat recovery channel is connected with a humidifier through an air outlet channel, the humidifier is arranged on the side, away from the fan, of the hydrogen fuel cell stack, and waste heat generated during operation of the hydrogen fuel cell stack is recovered. Heat is provided for the hydrogen storage bottle through the heat recovery channel, the energy utilization rate is improved, the hydrogen desorption speed of the hydrogen storage bottle is maintained, the stack efficiency is improved, condensate water in the hydrogen desorption and heat absorption process of the hydrogen storage bottle is used for humidifying an air inlet of a hydrogen fuel cell stack, water balance of the air-cooled hydrogen fuel cell is effectively guaranteed, and the phenomenon of membrane drying is prevented.

The application discloses an evaporative humidifier, comprising: a main machine; a water tank, the upper part of the water tank is formed with an opening, so that the main machine can be placed in the water tank from the opening; a support structure, which can be detachably located at the upper part of the water tank to support the main machine exposed from the water tank, and can be detachably assembled to the upper part of the main machine or the outer side of the water tank. The main machine can be accommodated in the water tank. The assembly structure of the support structure is arranged on the upper part of the main machine or the outer side of the water tank, so that in the storage state, the support structure is still assembled with the main machine or the water tank, facilitating transportation and storage in the storage state. The evaporative humidifier can effectively solve the problem of inconvenient storage and transportation of the humidifier. The application also discloses a storage method of the evaporative humidifier.

There is provided an air treatment apparatus comprising an evaporative humidifier comprising an evaporator assembly. The evaporator assembly comprises an arrangement of spacer fabric that is multi-layered, and an evaporator frame that supports the arrangement of spacer fabric, wherein the evaporator frame comprises at least one of an outer grille that surrounds an outer surface of the arrangement of spacer fabric and an inner grille that extends over an inner surface of the arrangement of spacer fabric.

The utility model discloses an atomization humidifier, which comprises a water tank, a humidifier body, a humidifier body and a control device, and the water tank is used for containing water for atomization; the atomization assembly comprises a main body part, a mounting part, an atomization water tank, an atomizer and a water pump, the main body part is connected with the water tank, the mounting part is located in the water tank and communicated with the water tank, the atomization water tank is connected with the mounting part and located at the top of the mounting part, and the atomizer is connected to the bottom of the atomization water tank; the water pump is connected with the mounting part, the water pump is located at the bottom of the mounting part, the water pump can convey water in the water tank into the atomization water tank, the atomization water tank is provided with an overflow hole, and the overflow hole can enable the water in the atomization water tank to flow back into the water tank so that the water level in the atomization water tank does not exceed the working water level. The atomizing water tank is arranged at the top of the mounting part, and the water pump pumps water in the water tank from the bottom into the atomizing water tank, so that the problem of low atomizing efficiency caused by overlarge depth of the water tank is solved, the capacity of the water tank is increased, and the water adding frequency is reduced.

The present invention relates to medical tubes and methods of manufacture. A medical tube includes an elongated conduit having a first opening, a second opening, a longitudinal axis, a lumen extending along the longitudinal axis between the first opening and the second opening, and a corrugated wall formed of an extruded material extending between the first opening and the second opening and surrounding the lumen. The wall is stiffer in a first length of the conduit adjacent the first opening than in a second length of the conduit adjacent the second opening. The variable stiffness of the tube wall can improve heat distribution of the tube and improve condensate return into a humidifier that provides humidified gas to the tube.