1664 results about "Liquid water" patented technology

The invention provides a device and a method for extracting water from air operated under all working conditions. The device comprises a solar power supply unit, a salt-carrying hydrogel adsorption-desorption unit, an electric heating desorption unit, a water vapor condensation and collection unit and a PID control unit. The solar power supply system comprises a solar photovoltaic panel, an MPPT (maximum power point tracking) type photovoltaic inverter and a storage battery, the salt-carrying hydrogel adsorption-desorption unit comprises hydrophilic porous hydrogel and a LiCl / CaCl2 composite adsorption material, and the electric heating desorption unit comprises a copper heat-conducting plate loaded with the adsorption material and an electric heating sheet. The water vapor condensation and collection unit is composed of four finned radiators and two semiconductor chilling plates. The PID control unit is composed of a temperature and humidity sensor and a control circuit, wherein the temperature and humidity sensor is connected to the radiators and the front side of the adsorption bed. Water vapor in the environment is enriched through an efficient salt-loaded adsorbent packed bed, desorption is driven in two modes of solar photo-thermal and electric heating, desorbed high-humidity airflow passes through a fin type cooling fin connected with a semiconductor and then is condensed into liquid water, and the process of taking water from air is completed through a collector below. According to the device, low-energy-consumption air water taking under the humidity of 15%-100% can be achieved by controlling the operation time of all the units, the device is portable and compact, the automation degree is high, and high-water-yield air water taking is achieved by using solar photo-thermal and power generation as energy input.

Server baskets for use in immersion tanks are described herein. In one example, a server basket may be configured to receive a computer server. The server basket may include a cable management housing that has one or more data and power ports. The cable management housing may be located at or proximate to a top portion of the server basket. When the server basket is immersed in dielectric fluid in an immersion tank, the cable management housing may be located above a liquid level, thereby providing convenient access to the one or more ports. A signal repeater may be located in the cable management housing and above the liquid level. The server basket may include support arms that can be deployed when removing the server from the dielectric fluid. The support arms may enable drip drying and fluid recapture by the immersion tank. Other examples may be claimed or described.

An atmospheric water generation system comprises water vapor consolidation systems configured to increase the relative humidity of a controlled air stream prior to condensing water from the controlled air stream. The water vapor consolidation system comprises a fluid-desiccant flow system configured to decrease the temperature of the desiccant to encourage water vapor to be absorbed by the desiccant from an atmospheric air flow. The desiccant flow is then heated to encourage water vapor evaporation from the desiccant flow into a controlled air stream that circulates within the system. The humidity of the controlled air stream is thereby increased above the relative humidity of the atmospheric air to facilitate condensation of the water vapor into usable liquid water.

A gas turbine engine for an aircraft includes a fan and a turbo-engine having a combustor that combusts compressed air and fuel to generate combustion gases and a power turbine coupled to a shaft for driving the fan. The gas turbine engine includes a direct contact condenser for condensing steam in a first flow into liquid water droplets and to generate a second flow including the liquid water droplets, a water tank for collecting the liquid water droplets of the second flow, and a water pump for introducing the liquid water droplets from the water tank into the direct contact condenser to act as condensation nuclei for the steam in the first flow. The first flow is an exhaust-vapor flow extracted from the combustion gases and the second flow is an exhaust-condensate flow from the direct contact condenser.

The invention discloses a double-liquid water-soluble polyurethane ground grouting flowing water blocking method. The method comprises the steps that A, ground penetrating roadway drilling construction is conducted; b, a double-pipe grouting device is installed; c, pressing water before grouting; step D, preparing a double-liquid water-soluble polyurethane grouting liquid; e, the double-fluid water-soluble polyurethane grouting fluid is mixed through a double-pipe grouting device and then grouted to a target position; and F, water pressing is conducted after grouting. The method is a more efficient, environment-friendly and economical water gushing treatment scheme, the treatment effect of flowing water plugging in the complex underground environment can be effectively enhanced, and therefore construction and operation safety of the deep-buried tunnel is guaranteed.

An atmospheric water generation system comprises water vapor consolidation systems configured to increase the relative humidity of a controlled air stream prior to condensing water from the controlled air stream. The water vapor consolidation system comprises a fluid-desiccant flow system configured to decrease the temperature of the desiccant to encourage water vapor to be absorbed by the desiccant from an atmospheric air flow. The desiccant flow is then heated to encourage water vapor evaporation from the desiccant flow into a controlled air stream that circulates within the system. The humidity of the controlled air stream is thereby increased above the relative humidity of the atmospheric air to facilitate condensation of the water vapor into usable liquid water.

The invention relates to the technical field of fuel cells, in particular to a hydrogen cell water-gas separation device for an unmanned aerial vehicle, which comprises a separation shell, and a cyclone separation cavity, a heat exchange condensation cavity and a hydrogen mixing cavity which are sequentially distributed from bottom to top are arranged in the separation shell. The technical problem that a traditional gas-liquid separator cannot thoroughly remove micron-sized liquid drops is solved, liquid water drops are efficiently removed through the cyclone separation cavity, new hydrogen and wet hydrogen are subjected to heat exchange through the heat exchange condensation cavity, residual liquid drops are sufficiently condensed and separated out, and finally mixed hydrogen with the dryness meeting the requirement is output. And the anode flooding problem of the fuel cell is effectively avoided.

The invention provides an adsorption type air water taking system and method based on solar energy driving, and relates to the technical field of water vapor separation. The system comprises a solar module; a storage battery; an adsorption bed; the electric heater is electrically connected with the storage battery and is used for heating the adsorption bed to obtain water vapor; the condensation chamber comprises a gas inlet end and is used for condensing the water vapor so as to convert the water vapor into liquid water; the semiconductor refrigerator is electrically connected with the storage battery and used for condensing air in the condensation chamber to obtain liquid water; a water collector; the humidity sensor is arranged on the conveying pipeline between the adsorption bed and the condenser and is used for detecting the humidity of gas in the conveying pipeline; and when the humidity of the gas in the conveying pipeline is smaller than a preset humidity threshold value, the storage battery stops supplying power to the electric heater. According to the technical scheme, the efficiency and stability of the adsorption type air water taking process based on solar energy driving can be improved.

A membrane distillation module comprises a hollow fiber membrane bundle in a housing. A plurality of hydrophobic hollow fiber membranes is secured at each end in membrane boots by chemical bonding of the fiber membrane to a potting compound. The membrane bundle is supported by supporting rods secured to flanges attached to the membrane boots. Fiber packing density is selected to optimize passage of vapor away from the permeate side of the hollow fiber membranes. A center core spanning the length of the membrane bundle serves to conduct feedwater entering the bottom of the module to a bundle top cap where the feedwater is evenly distributed into the hollow fiber membranes. The housing is configured to accommodate expansion of liquid water to the vapor phase during vacuum membrane distillation and to facilitate exit of water vapor from the module via an outlet connected to a vacuum pump.

The embodiment of the invention discloses a liquid water source collecting device, an air conditioner, a control method and related devices.The liquid water source collecting device comprises a liquid collecting assembly, a liquid enriching assembly, a first pipeline assembly and a second pipeline assembly, in the using process, the first pipeline assembly is used for supplying air to a moisture absorbing and discharging part, and the second pipeline assembly is used for supplying air to a moisture absorbing and discharging part; the moisture absorption and removal part captures water vapor and water vapor in the air, then the energy supply assembly can provide energy for the moisture absorption and removal part, the moisture absorption and removal part is promoted to release the water vapor, and the water vapor can be supplied to the liquid collection assembly through the second pipeline assembly to be stored. On the basis of the liquid water source collecting device provided by the embodiment of the invention, liquid water can be automatically supplemented into the liquid collecting assembly by utilizing water vapor and water vapor in the air, so that a user does not need to supplement water or the water supplementing frequency of the user can be greatly reduced, the water using convenience of an electric appliance can be guaranteed, and the user experience is improved.

The invention discloses a low-energy-consumption water replenishing structure for PEM hydrogen production and an isobaric hydrogen production system and method.In the low-energy-consumption water replenishing structure, the spatial position of a pure water storage tank is higher than that of a pure water replenishing tank, the pure water replenishing tank is higher than a pure water circulating tank, water replenishing can be conducted by means of gravity, extra pumping power is not needed, and in addition, the energy consumption is low; and the pressure generated by oxygen needing to be emptied is ingeniously utilized, so that the energy consumption of water replenishing of the pure water circulating tank can be greatly saved, the economical efficiency of green hydrogen preparation is increased, and the structural difficulty and cost of an isobaric hydrogen production system are further reduced. In the isobaric hydrogen production system, liquid water and hydrogen are separated out after hydrogen with water vapor reaches a hydrogen first-stage gas-water separation tank from a hydrogen outlet, the separated liquid water passes through a hydrogen second-stage gas-water separation tank, hydrogen is separated out under reduced pressure, and the liquid water is purified by a first deionized resin tank and then returns to a pure water storage tank, so that the purpose of saving water resources can be achieved.

The present disclosure is directed to devices, systems, and products for attracting, capturing and converting atmospheric water vapor into useful liquid water utilizing thermal dynamic processes such as deposition, phase change states and fusion.

The utility model discloses a backflow type icing wind tunnel capable of simulating a sand-containing ice crystal-containing environment, which belongs to the technical field of wind tunnels and comprises a wind tunnel body, a liquid particulate matter injection system, a solid particulate matter injection system, a phase change particulate matter injection system, a temperature control system, a pressure control system and a plurality of power systems. The wind tunnel body is sequentially provided with a stable section, a contraction section, a test section, a first expansion section and a second expansion section, and the liquid particulate matter injection system and the solid particulate matter injection system are both installed on the stable section. According to the backflow type icing wind tunnel capable of simulating the sand-containing and ice-crystal-containing environment, the content of sand and dust, the content of ice crystals and the content of liquid water in the wind tunnel body can be adjusted, and the temperature in the wind tunnel body can be adjusted, so that more complex weather can be simulated in the wind tunnel body, the accuracy of experimental data is ensured, and the experimental efficiency is improved. Therefore, the reliability and the safety of the aircraft in an extreme environment are improved, and the test efficiency is improved.

The invention discloses a ventilator shell anti-icing device and an installation method, and relates to the technical field of air blowers. An anti-icing device for a ventilator shell comprises a heating module, a supporting module and an emptying module. The heating module comprises a coil pipe, and heating fluid is arranged in the coil pipe; the coil pipe is pressed and connected to the bottom position of the outer side wall of the fan shell through the supporting module; the emptying module comprises an emptying pipe, one end of the emptying pipe is connected with the fan shell, and a valve body is installed at the other end of the emptying pipe. The emptying pipe is communicated with the bottom of the inner cavity of the fan shell. The supporting module enables the heating module to be installed at the bottom of the outer side wall of the fan shell, the heating module heats water in the fan shell and an inner cavity of the fan shell, liquid water is prevented from being frozen into ice or solid ice is prevented from being melted into liquid water, and then the liquid water is discharged out of the fan through the emptying module, so that the anti-freezing effect is achieved, and the service life of the fan is prolonged. And the operation safety is improved.

The utility model belongs to the technical field of refrigeration equipment, and provides an ice making device which comprises an ice storage box, an ice making mechanism, a water tank and a filtering mechanism, the ice storage box is used for storing ice blocks, and leakage holes are formed in the bottom of the ice storage box; the ice making mechanism comprises an ice maker, a water carrying pocket and a driver, the ice maker is arranged on the water carrying pocket, the driver is used for driving the water carrying pocket to overturn towards the ice storage box, the water tank is connected with the ice making mechanism through a pipeline, and a water pump is arranged on the pipeline; the filtering mechanism is arranged between the ice storage box and the water tank, the filtering mechanism comprises a containing cavity located in the water tank and a filter cone arranged at the bottom of the containing cavity, and the filter cone is used for filtering ice water and guiding liquid water into the water tank. The utility model further provides the movable refrigerator. The technical problem that in the prior art, a movable refrigerator only has refrigerating and ice making functions, and direct drinking chilled water cannot be made is solved.

Provided herein are water harvesting systems, as well as methods using such systems, for capturing water from surrounding air. The systems and methods use water capture materials to adsorb water from the air. For example, the water capture materials may be metal-organic-frameworks. The systems and methods desorb this water in the form of water vapor, and the water vapor is condensed into liquid water and collected. The liquid water is suitable for use as drinking water.

The invention provides a triangular circulation heat management system and method for an automobile air conditioner. The system comprises a host system, a condensation system and a compression system. The main machine system comprises an air conditioner main machine with an evaporator, and the evaporator evaporates condensate water in the main machine system into water vapor. The condensing system comprises a condenser, one end of the condensing system is communicated with the host system through a pipeline, and the condensing system condenses water vapor into liquid water; the compression system comprises a compressor, the compression system communicates with the main machine system and the condensation system through pipelines, and the compressor provides heat for the evaporator. A first electronic expansion valve is arranged between the main machine system and the condensation system, a second electronic expansion valve is arranged between the main machine system and the compression system, the two ends of the compression system are connected through a third electronic expansion valve, and when the third electronic expansion valve is opened, the two ends of the compression system are directly communicated. The triangular circulation heat management system of the automobile air conditioner can solve the problem that peculiar smell is generated when the air conditioner is started in the prior art.

The invention discloses a wafer bonding method, which comprises the following steps of: 1, providing a first wafer and a second wafer, the surface of the first wafer being provided with a microstructure with a high aspect ratio; step 2, cleaning the first wafer and the second wafer; step 3, performing vacuum drying treatment on the first wafer and the second wafer, wherein the vacuum pressure is controlled to be 0.1-10 Torr in the vacuum drying treatment process; step 4, carrying out pre-bonding on the first wafer and the second wafer to form a bonding body; and step 5, carrying out annealing treatment on the bonding body. Aiming at the problem of residual water in the pre-cleaning process in the bonding process of the micro-structure wafer with a high aspect ratio, the wafer is placed in a controllable vacuum environment, phase change boiling of liquid water under the condition of no heat input is realized, and the problem of high-temperature heat damage caused by an existing heating and baking method is effectively avoided.

The invention relates to a water separator (10) for a fuel cell system, comprising a separation device (20) for separating liquid water (W) from a gas flow (G), a water collection region (36) in which the liquid water (W) separated from the gas flow (G) by the separation device (20) collects, and a discharge line (28) for discharging the water (W) located in the water collection region (36), wherein the discharge line (28) has an inlet opening (34) located in the water collection region (36).

The invention relates to a dust falling device. The dust falling device comprises a movable water tank and a spraying assembly; a water pump is mounted at the inner top end of the movable water tank, a water inlet pipe of the water pump is inserted into the liquid water, and a water outlet pipe of the water pump extends out of the movable water tank; the spraying assembly comprises a rotary spraying unit and a driving unit, the extending end of a water outlet pipe of the water pump is connected with the bottom end of the rotary spraying unit through a connecting assembly, the rotary spraying unit can rotate relative to the water outlet pipe, one end of the driving unit is connected with the rotary spraying unit, and the other end of the driving unit is connected with the connecting assembly; the driving unit is used for driving the rotary spraying unit to rotate; and by arranging the rotary spraying unit, the rotary spraying unit rotates during spraying, the spraying range is enlarged, and the dust falling efficiency is improved.

The invention provides an air water-taking device based on temperature-sensitive hydrogel and semiconductor refrigeration and application thereof.The air water-taking device comprises a solar power supply module used for providing part of electric energy for the whole air water-taking device; the temperature-sensitive hydrogel adsorption bed is used for adsorbing the introduced high-humidity gas to obtain moisture; the semiconductor chilling plate provides low-temperature and high-temperature surfaces required by desorption and condensation at the same time; the desorption side is located on the heating side of the semiconductor chilling plate and connected with the fin type adsorption bed coated with the temperature-sensitive hydrogel, and the condensation chamber is located on the refrigeration side and used for condensing desorbed water vapor into liquid water and finally collecting the liquid water into the water storage tank. The desorption and condensation processes in the air water taking process can be achieved at the same time through cold energy and heat energy generated in the working process of the semiconductor chilling plate, the energy utilization efficiency in the air water taking process is greatly improved, and the device is suitable for providing stable water source supply for high-humidity areas such as hot and tropical islands and ocean vessels.

The invention discloses a bubble initial temperature calculation method of an oil paper system and a related device, and the method comprises the steps: collecting operation state parameters of an in-service transformer during operation, carrying out the molecular simulation calculation according to the operation state parameters, and obtaining the micro-water aggregation rate of water molecules on an oil paper interface of an insulating oil paper system; guiding the flow rate of liquid water in the oil-paper system finite element model entering the insulation paper finite element model through the micro-water aggregation rate, and calculating the bubble initial temperature of the oil-paper system through the oil-paper system finite element model. The technical problems of low measurement efficiency and large measurement result error in the prior art are solved.

The invention discloses a gas-liquid separation device for a fuel cell and hydrogen supply equipment. The gas-liquid separation device comprises a shell, and the shell is provided with a first inlet, a first outlet, a second inlet, a second outlet and a water outlet; an accommodating space is arranged in the shell, at least one baffle is arranged in the accommodating space, the accommodating space is divided into a plurality of mutually independent subspaces by the at least one baffle, the baffle is provided with a via hole, and the adjacent subspaces are communicated through the via hole; the first inlet is communicated with one subspace in the plurality of subspaces, and the first outlet is communicated with the other subspace in the plurality of subspaces; the water outlet is communicated with at least one subspace in the plurality of subspaces; the baffle is internally provided with a new hydrogen flow channel, and the second inlet and the second outlet communicate with the new hydrogen flow channel. According to the scheme, the gas-liquid separation of the waste hydrogen can be more thorough, and the temperature of the new hydrogen and the temperature of the waste hydrogen tend to be the same, so that liquid water is not easily generated in the galvanic pile, and the anode of the galvanic pile can be prevented from being flooded.

The invention relates to a method, a device and a system for evaluating the self-humidifying performance of a fuel cell. The method comprises the following steps: controlling a to-be-tested fuel cell to operate; controlling the steam-water separator to obtain gas output by the fuel cell at the gas outlet of the stack anode, and controlling the steam-water separator to perform gas-liquid separation treatment on the gas to obtain liquid water and saturated gas; acquiring an anode inlet parameter and an anode outlet parameter of the fuel cell to be tested; the anode outlet parameters comprise anode outlet humidity corresponding to gas and anode outlet liquid water weight corresponding to liquid water; determining inlet water content of the galvanic pile anode according to the anode inlet parameters; determining outlet liquid water quantity and outlet gaseous water quantity of the galvanic pile anode according to the anode outlet parameters; determining a purified water transfer coefficient by utilizing the water content, the outlet liquid water quantity and the outlet gaseous water quantity; and determining that the fuel cell has the self-humidifying performance under the condition that the purified water transfer coefficient is a negative value. According to the scheme, whether the fuel cell has the self-humidifying performance or not can be accurately judged.

The present invention aims to easily calculate a calibration formula for calibrating a liquid hydrogen level gauge using a superconductor at low cost without using expensive liquid hydrogen. [Solution] A calibration equation calculation method for calculating a calibration equation to calibrate a liquid hydrogen level gauge that uses a superconductor to detect the liquid hydrogen level in a container by voltage measurement, the method being characterized in that the calibration equation is calculated from the relationship between the voltage value of the liquid hydrogen level gauge and each liquid level height at at least three points with different liquid level heights while pouring liquid having a temperature higher than the critical temperature (Tc) of the superconductor used in the liquid hydrogen level gauge into the container in which the liquid hydrogen level gauge is installed vertically.

The invention provides air conditioning equipment, a control method and related equipment.The air conditioning equipment comprises a liquid collecting device, a heat exchange device, a water using device and a controller, through the arrangement of the liquid collecting device and the water using device, the liquid collecting device can collect liquid water generated by the heat exchange device, and the water using device is used for controlling the liquid water; the water generated by the heat exchange device does not need to be directly discharged, but is utilized, on one hand, the drainage pressure of the drainage pipe is reduced, and the probability of surface water accumulation is reduced; on the other hand, water generated by the heat exchange device can be fully utilized, and more water is saved. It can be understood that the heat exchange device can serve as an evaporator, heat can be absorbed in the evaporation process, water vapor in initial air or other medium flows can form condensate water or frost due to heat absorption, and liquid water can be obtained by collecting the condensate water or frost melting water through the liquid collecting device.

The invention provides a method for accurately regulating and controlling the water quality of cold water in a rotor of a phase modifier, which comprises the following steps: accurately regulating and controlling the water quality of the cold water in the rotor through a bipolar membrane reactor, a rectifier and a control system; the anion receiving liquid circularly circulates between the anion receiving chamber and the anion receiving box, the rotor internal cooling water circularly circulates between the rotor internal cooling water chamber and the raw water tank, and the phase modifier rotor internal cooling water can be introduced into the raw water tank through a bypass and returns to the rotor internal cooling water system from the raw water tank; the water quality of rotor internal cooling water introduced into the raw water tank is monitored in real time through an online pH meter and an online conductivity meter of an internal cooling water circulation pipeline, and parameters of applying direct current to an operation membrane stack are regulated and controlled through a rectifier. According to the invention, the controllability is stronger, the stability is better, the water quality of the cold water in the rotor can be accurately regulated and controlled and recycled, an ion exchanger is not required to be arranged for ion exchange desalination, the energy consumption is low, and the pollution is avoided.

The invention relates to the technical field of cargo transportation, in particular to an automatic rapid transportation device for clothes washing, which comprises a base, and is characterized in that the upper end of the base is rotatably connected with an industrial washing machine, two groups of freely telescopic automatic telescopic rods are rotatably connected between the industrial washing machine and the base, and the upper end of the base is also fixedly connected with two groups of mounting plates; an installation conveying belt is fixedly installed between the two sets of installation plates, a plurality of fixing plates are fixedly connected to the outer wall of the installation conveying belt, supporting mechanisms capable of opening clothes are fixedly installed on the outer walls of the fixing plates, ironing mechanisms are further fixedly installed on the outer walls of the fixing plates, and small conveying belts are fixedly installed on the inner walls of one set of installation plates. Two groups of water conveying mechanisms for conveying liquid water to the ironing mechanism are fixedly mounted on the outer wall of the small conveying belt, and a second conveying belt is arranged on one side of one group of mounting plates.

An ice maker appliance includes a mold body comprising a mold cavity, a fill tube, and a dosing pump. Methods of operating the ice maker appliance may include receiving a user input. A volume of liquid water and / or a volume of additive may be determined based on the user input. Methods may further include flowing the liquid water and the additive to the mold cavity. The liquid water and the additive form a mixture, and the mixture is retained in the mold cavity to form at least a portion of an ice piece.

The invention discloses a cloud phase fine identification and liquid water and ice water quantitative remote sensing device, which comprises a split-phase cloud water quantitative detection laser radar, a novel temperature and humidity remote sensing system and a millimeter wave cloud radar, and is composed of a laser emission module, a telescope receiving module, a microwave radiation module, three laser radar detection modules and a digital signal processing module. The system is composed of a central control processing module and a terminal server. The invention further discloses a remote sensing method of the quantitative remote sensing device. All-day detection and quantitative inversion of liquid water, ice water, water vapor, aerosol and cloud are achieved through the split-phase cloud water quantitative detection laser radar. A novel temperature and humidity remote sensing system is adopted to realize real-time fine detection of a temperature and humidity profile in the cloud. According to the cloud phase state fine identification and liquid water and ice water quantitative remote sensing device and method provided by the invention, the problems that the quantitative detection precision of the liquid water and ice water content in the cloud is insufficient and the mixed phase cloud identification is difficult in the prior art are solved.