22 results about "Environmental air flow" patented technology

A datacenter dry cooling system and method for cooling a heat-generating source are provided and directed to maximizing the absorption of cooling water applied to an evaporating pad for evaporation and ambient air cooling while eliminating any leakages. The evaporating pad is disposed on an air-to-liquid heat exchanger panel supplied by an evaporating cooling water distribution arrangement for applying the controlled amount of cooling water to the evaporating pad. The applied cooling water is to be completely evaporated while being exposed to ambient airflow to dissipate the thermal energy of the heat-generating sources. The evaporating pad includes corresponding temperature and / or humidity sensors for detecting temperature / humidity levels at an air outlet surface and a temperature and humidity sensor at an air inlet surface. A controller coupled to the temperature and humidity sensors and evaporating cooling water arrangement controls the cooling water volume flow based on the detected temperature and humidity.

The invention relates to the technical field of high-pressure fluid injection and atomization, and discloses a high-pressure water mist stabilizing device which comprises a main body structure, a high-pressure water pipe and a compressed air pipe are arranged at the rear end of the main body structure, and a center water flow channel is formed in the center of the interior of the main body structure in the axial direction. The liquid inlet end of the central water flow channel is communicated with the high-pressure water pipe, a miniature rectification grid is installed in the central water flow channel in the fluid flowing direction, pressure sensors are installed on the two sides of the interior of the main body structure, and a dynamic adjusting nozzle is installed at the front end of the main body structure; a high-frequency vibrating diaphragm is installed on the outlet end face of the dynamic adjusting nozzle, the periphery of the dynamic adjusting nozzle is coaxially sleeved with an annular airflow stabilizing device, and the periphery of the annular airflow stabilizing device is coaxially sleeved with an axial cyclone auxiliary device. The problem that water mist is prone to being interfered by pressure fluctuation and environment airflow is effectively solved, atomization uniformity is improved, and the effective acting distance is increased.

The present application relates to oil-immersed transformer technical field, specifically, a kind of anti-pollution oil-immersed transformer, including transformer body, still including support mechanism, flow guide mechanism and cleaning mechanism, the support mechanism is at the outside of cooling fin, the support mechanism is made of first baffle and second baffle, the first baffle and second baffle are used to shield the outside of cooling fin, the flow guide mechanism is made of carrier plate and multiple groups of flow guide vanes, the carrier plate is used to carry the rotation of multiple groups of flow guide vanes whole, the flow guide vane is used to guide the ambient airflow, the cleaning mechanism is made of frame and multiple silica gel scrapers, the frame is used to combine multiple silica gel scrapers, the silica gel scraper is used to scrape and clean the outer wall of cooling fin, can be carried out angular deflection by carrier plate to drive flow guide vane, flexible guide ambient airflow flow direction cooling fin, improve heat dissipation efficiency, and can adapt to different wind direction conditions.

Described herein is an apparatus and method for removing moisture and / or sorbates from airstream and / or other fluid. The system comprises a preconditioning desiccant wheel and a main desiccant wheel. The preconditioning desiccant wheel comprises of at least two first sectors for allowing air to pass therethrough, including a first process sector and a first reactivation sector. The main desiccant wheel comprises of at least three second sectors for allowing air to pass therethrough, sequentially including a second outside air sector, a second process sector, and a second reactivation sector. The ambient airstream is sequentially dehumidified in one of the at least two sectors of the preconditioning desiccant wheel and the outside air sector of the main desiccant wheel, before being at least partially supplied for reactivation to the reactivation sector of the main desiccant wheel.

The invention provides a double-fan air conditioner indoor unit and an air conditioner. The double-fan air conditioner indoor unit comprises a shell, a main air supply fan, a heat exchanger and an auxiliary air supply module. A main air outlet and a main air inlet are formed in the shell in the transverse direction. The main air supply fan is arranged in the shell and used for promoting formation of airflow which enters the shell from the main air inlet and is blown out of the main air outlet. The heat exchanger is arranged between the main air inlet and the main air supply fan and used for exchanging heat with flowing airflow. The auxiliary air supply module is rotatably arranged on the shell, located on the lower side of the main air outlet and used for sucking in and blowing out airflow from the outside of the shell. The environment air flow blown out by the auxiliary air supply module is located below the heat exchange air flow blown out by the main air outlet so as to carry the sinking cooling capacity in the heat exchange air flow to continuously flow forwards, so that more cooling capacity is carried by the environment air flow and the heat exchange air flow to the position far away from the indoor unit of the air conditioner together, and the long-distance cooling effect is improved.

The invention relates to a distributed building escape path correction method, and the method comprises the steps: monitoring a communication state through an area controller, and switching to an island autonomous mode when the communication is interrupted; collecting data of the area, generating a boundary state vector containing an instant risk value, a risk trend prediction value and an environment airflow vector, and broadcasting the boundary state vector to an adjacent area controller; calculating a migration impedance value based on the feedback data, wherein the migration impedance value comprises a coupling effect penalty term calculated based on the airflow vector and the estimated visitor flow rate; and when the migration impedance value meets the blocking condition, generating a boundary fusing instruction to lock the boundary and correct the escape path. The method has the advantages that autonomous coordination among the regions can be realized when central dispatching is lost, and secondary disasters caused by diffusion of smoke along with the flow of people are effectively prevented.

The invention provides a paint spraying environment airflow cooperative control method and system. The method comprises the steps of collecting basic parameters of a spray gun in real time and processing the basic parameters to obtain basic diffusion form parameters of paint mist, generating initial diffusion path data of the paint mist based on the basic diffusion form parameters of the paint mist, collecting multi-dimensional environmental parameters in a paint spraying environment in real time and inputting the multi-dimensional environmental parameters into a pre-constructed CFD model for simulation, the method comprises the following steps: acquiring airflow distribution data and pollutant distribution data, constructing a multi-objective optimization function based on the airflow distribution data and the pollutant distribution data, solving by adopting a genetic algorithm, and generating a regulation and control instruction for controlling an air supply and exhaust system. According to the system, airflow dynamic regulation and control, micro-negative pressure stable maintenance and self-adaptive cooperative control over the concentration of VOCs can be achieved, efficient trapping and up-to-standard emission of pollutants are achieved, meanwhile, the paint spraying quality is improved, and energy consumption is reduced.

The application provides a kind of intelligent building energy-saving comprehensive control method, device, equipment and medium, it is related to the technical field of energy-saving regulation and control, method includes: obtaining the airflow direction of the environmental airflow of first outer wall surface, first outer wall surface is any one outer wall surface in the multiple outer wall surfaces of target floor;Based on airflow direction, first opening and closing control instruction is sent to first opening and closing component, to make first opening and closing component control first curtain wall open, so that environmental airflow flows into target floor along air inlet, wherein, air inlet is the air inlet formed by first curtain wall and first outer wall surface, air inlet is opposite to airflow direction, first curtain wall is arranged on first outer wall surface;Air deflector control instruction is sent to first air deflector component, to make first air deflector component control air conditioner air deflector open.The application can effectively reduce the energy consumption of intelligent building by using the rapid airflow of super high-rise building and combining the regulation and control of air conditioning system.

A carbon capture and power generation system includes a manifold, a pair of air foil blades, an electric generation system, a yaw system, one or more environmental sensors, and a processor. The pair of air foil blades are spaced apart to allow environmental air flow between them, and each air foil blade includes a plurality of orifices on the exterior surface. The electric generation system outputs and electric power signal as its propellor rotates, and the yaw system rotates the air foil blades. The environmental sensors monitor environmental conditions and generate respective output data signals. The processor accesses a neural network trained to receive the output data signals from the one or more environmental sensors and generate rotational control signals to the yaw system to rotate the air foil blades based upon the output data signals, and the processor transmits the rotational control signals to the yaw system.

The invention provides a flexible material cutting production line which comprises a visual laser cutting machine, a carrying device, a placing platform and a placing frame, and the visual laser cutting machine, the carrying device and the placing platform are controlled by a computer to achieve linkage. The carrying device comprises a fixing support, a mounting frame, a walking motor, a finished product adsorption carrying device, a lifting driving assembly, a guide rail assembly and a rapid downward pressing device. A lifting device is arranged at the bottom of the containing platform. The lifting device is arranged at the bottom of the placement platform, so that the placement requirements of different fabrics can be met; meanwhile, the liftable placing platform can form efficient connection with downstream packaging or inspection equipment, so that the production efficiency is improved, and the rapid pressing device is arranged to trigger the rapid pressing mechanism at the moment of adsorption and release of the finished product adsorption carrying device; the transverse deviation caused by stacking and placing of the finished product cloth due to environmental airflow disturbance, electrostatic adsorption and equipment vibration is effectively blocked, and the stacking uniformity is greatly improved.

This application relates to a distributed building escape path correction method. The method includes: a regional controller monitoring communication status and switching to an isolated autonomous mode when communication is interrupted; collecting data for the region and generating a boundary state vector containing real-time risk values, risk trend prediction values, and environmental airflow vectors, and broadcasting this vector to neighboring regional controllers; calculating a migration impedance value based on feedback data, which includes a coupling effect penalty term calculated based on airflow vectors and estimated pedestrian flow; and generating a boundary breaker command to lock the boundary and correct the escape path when the migration impedance value meets the blocking condition. This application has the advantages of enabling autonomous coordination between regions when central dispatch is lost and effectively preventing secondary disasters caused by the spread of smoke with pedestrian flow.

An air conditioning assembly for an enclosure includes a lower vent housing having a pair of side panels that define airflow plenums to improve the ambient airflow through the unit so that the unit is more effectively cooled, and the efficiency of the unit is heightened. The unit draws ambient air into its side vents via the plenums, and further increases ambient airflow by drawing ambient air into its upper vents via an upper vent housing of the assembly. The unit is supported by a platform extending between the side panels and defining a trough for effectively collecting and removing liquids in the assembly. The platform and side panels are unitary to more readily manufacture and install the air conditioning assembly, and are installed within the enclosure such that the unit is also in the enclosure and not extending into the outside environment.

The invention discloses an intelligent monitoring system based on a fire-fighting air respirator, and relates to the technical field of fire-fighting equipment. A data processing and core algorithm module; a control and execution module; a man-machine interaction and alarm module; a data management and communication module; a power supply and management module; the micro-environment airflow state around the mask of the wearer is sensed and quantitatively evaluated in real time, the potential pollutant invasion risk can be pre-judged, and air supply parameters are actively adjusted before the risk occurs; according to the feedforward control mechanism based on environmental perception, the mode that passive response is carried out only according to the pressure of a gas cylinder or the breathing state of a user in the past is changed; the breathing protection does not completely depend on the physical sealing integrity of the mask any more, a more stable and reliable breathing safety guarantee is provided for firefighters by actively maintaining an internal positive pressure environment adapting to external disturbance, and the possibility of protection failure caused by sudden environment change is reduced.

The invention discloses a multi-rotor unmanned aerial vehicle inclined lifting force device, and relates to the technical field of aircrafts, the device comprises a lifting force wing device and an unmanned aerial vehicle fixing device, the lifting force wing device comprises a frame connecting structure and a lifting force wing structure, the frame connecting structure is of a hollow design, and is used for connecting the unmanned aerial vehicle fixing device and the lifting force wing structure; through dynamic optimization of aerodynamic lift assistance and an intelligent regulation and control algorithm of a lift wing structure, rotor energy consumption is reduced, battery film auxiliary power supply is matched, the cruising ability is improved, environment airflow changes are captured in real time through a sensing data acquisition assembly, lift distribution and rotor rotating speed are rapidly adjusted through the algorithm, and the reliability of the system is improved. The stability of the fuselage is enhanced by combining the aerodynamic characteristics of the lift wings, the flight speed is increased, the wind resistance performance is optimized, rotor wing faults are detected through the fault response sub-module, emergency lift force distribution is triggered, the fuselage balance is maintained by means of the emergency lift force of the lift wings, and the air crash risk caused by the rotor wing faults is avoided.

The utility model belongs to the technical field of cigarette performance testing, and particularly relates to an isolation hood of a cigarette vacuum generator and a suction resistance and ventilation rate measuring device of the isolation hood. The isolation hood comprises a bottom plate, a first vertical plate, a sliding piece and a cover shell, wherein the first vertical plate is vertically fixed on the bottom plate; the sliding piece is in sliding connection with the first vertical plate in the vertical direction, and the sliding piece comprises a second vertical plate arranged side by side with the first vertical plate; the cover shell is tightly buckled on the second vertical plate, the cover shell is hinged to the vertical side edge of the second vertical plate, and the vacuum generator is fixedly arranged in a cavity formed by the cover shell and the second vertical plate. According to the isolation hood, the vacuum generator and the measurement assembly can be isolated, airflow disturbance is effectively reduced, the stability of environment airflow is guaranteed, and therefore the accuracy of suction resistance and ventilation rate measurement results is improved; the isolation cover can be opened in the horizontal direction and the vertical direction so that the vacuum generator can be maintained conveniently, and the application range of the vacuum generator is widened.

Systems and methods for separating an ambient air stream into a dry air stream and a humid air stream are described. An electric field is used to partition the ambient air stream from low humidity to high humidity. The low humidity portion of the gradient is separated has a dry air stream and the high humidity portion is separated as the humid air stream. Systems and methods for collecting water from an ambient air stream are also described, wherein humidified air is cooled to condense water therefrom. In both embodiments, operating parameters, such as electric field strength, the speed of the ambient air stream, and / or the cooling temperature, etc., may be controlled based on the humidity of the ambient air and / or the dry or humid air streams.

A method for removing carbon dioxide (CO2) from ambient air and related systems are disclosed. In an embodiment, the method includes (a) coating supports with a calcium hydroxide (Ca(OH)2) slurry to form a sorbent on the supports, (b) conveying the supports into an air contactor in a row of cassettes, each cassette supporting a set of the supports, and (c) generating an ambient airflow. In addition, the method includes (d) transporting the row along a path such that: for a first leg of the path, the ambient airflow is directed from a first end of the row to a second end of the row, and for a second leg of the path, the ambient airflow is directed from the second end of the row to the first end of the row. Further, the method includes (e) absorbing CO2 from the ambient airflow into the sorbent during (d).

Described herein is a ventilation system for a building that includes an air source heat pump and an exhaust plenum system. The air source heat pump may include a compressor, a condenser, a reversing valve, and an evaporator. The exhaust plenum system is configured to mix building infrastructure exhaust airflow with an ambient airflow to provide an exhaust-ambient airflow mixture to the air source heat pump. The use of the exhaust-ambient airflow mixture improves the efficiency of the air source heat pump.

The application discloses a kind of self-checking device, system and method of sensor for satellite propulsion polarity test, the self-checking device includes base, wind speed generator, air duct cylinder, air volume adjusting assembly, the air volume adjusting mechanism of air volume adjusting assembly is formed with the air outlet hole of adjustable aperture, air duct cylinder is connected with the self-checking hole for sensor clamping fixture connection and is set apart with the self-checking hole and the air outlet hole, and the self-checking system includes self-checking device and self-checking equipment, and the self-checking equipment has power module, control module and control and processing software, the application overcomes the influence that wind speed sensor self-checking is susceptible to environmental airflow interference, and the limitation that self-checking condition is harsh, forms a kind of system and method capable of quickly constructing self-checking scene, and self-checking is completed fully automatically, effectively reduces time cost, improves test accuracy, reliability, and the application is suitable for satellite factory and launch site stage propulsion polarity test sensor to carry out relevant test work before self-checking and health status check.

The invention relates to the technical field of tents, in particular to a tent with a solar panel capable of adaptively tracking sunlight, which comprises a tent, a suspension support mechanism mounted outside the tent, and two groups of climbing stability augmentation mechanisms clamped on the suspension support mechanism, the power-assisted mechanisms are mounted on the two groups of climbing stability augmentation mechanisms; the light-gathering antifouling mechanisms are mounted on the power-assisted mechanisms; the suspension supporting mechanism comprises a fixed base, and a second sliding frame and a first sliding frame which are symmetrically distributed are installed in the fixed base. A suspension supporting mechanism is erected outside the tent, a motor and a gear are used for controlling the two sets of climbing stability augmentation mechanisms to ascend stably till the photovoltaic module turns over laterally and is vertically upward, sunlight can be gathered and mapped to the photovoltaic module through a mirror face of a concave face cover, and at the moment, the photovoltaic module turns over laterally and is vertically upward. The photovoltaic module protected by the concave face cover and the two side plates can be prevented from being polluted by dirt carried by environmental airflow, the photovoltaic module can be ensured to operate safely in severe weather, and the photoelectric conversion efficiency is further improved.

Described herein is a ventilation system for a building that includes an air source heat pump and an exhaust plenum system. The air source heat pump may include a compressor, a condenser, a reversing valve, and an evaporator. The exhaust plenum system is configured to mix building infrastructure exhaust airflow with an ambient airflow to provide an exhaust-ambient airflow mixture to the air source heat pump. The use of the exhaust-ambient airflow mixture improves the efficiency of the air source heat pump.