437 results about "Environmental control system" patented technology

The invention discloses a data-real fusion civil aircraft environment control system fault positioning test method, and belongs to the field of civil aircraft system fault digital positioning test, and the method comprises the steps: S1, real: carrying out fault positioning based on a physical test; s2, performing digital twinning-driven fault location deduction based on the physical test data obtained in the S1; s3, number-real fusion: based on the physical test result in S1 and the digital twinborn deduction result in S2, performing Bayesian-based fusion analysis and iterative optimization: calculating the deviation between the physical test and the digital twinborn simulation result; if the deviation exceeds a threshold value, optimizing parameters of the digital twinborn model by using a Bayesian method, adjusting a physical test scheme, and iteratively executing S1-S2 until the deviation meets the requirement; and outputting a final fused fault positioning result. According to the method, the precision of civil aircraft environment control system fault positioning is improved, and reliable technical support is provided for fault positioning and maintenance decision making.

The invention discloses a power distribution station multi-point environment control system and method, and relates to the technical field of power system automation, and the method comprises the following steps: building a time-frequency phase-locked observation baseline based on the scattering relation between an infrared band and water vapor under the condition of sudden humidity increase, inverting aerosol particle size distribution and concentration distribution, and generating a multi-dimensional scattering phase residual field; according to the multi-dimensional scattering phase residual field, a real radiation field is reconstructed by adopting multi-path reverse ray variation solution and combining polarization dual-angle scanning, and a reflection saturation risk spectrum is generated. According to the method, a real radiation field is reconstructed through multi-dimensional observation and inversion, a consistency graph is generated by fusing multi-source data, a misjudgment boundary is accurately identified, a control margin and a switching condition are constructed based on residual playback and time correction, and a steady-state closed-loop control chain is formed in combination with a dynamic regulation and control mechanism. The self-adaptive precise regulation and control of the power distribution station environment and the stability guarantee of the thermal field are realized.

The invention discloses a spacecraft fairing environment control system, and belongs to the technical field of ventilation systems. A spacecraft fairing environment control system comprises a gas flow direction control part arranged in a fairing, and further comprises an air environment detection part used for detecting the temperature and humidity in the fairing; the circulating air driving part is used for controlling air flow in the fairing to flow circularly; the air conditioning part is used for humidifying, dehumidifying, heating and cooling the circularly flowing airflow according to the data detected by the air environment detection part; the rapid cooling part is used for discharging low-temperature gas when the temperature of the fairing is rapidly increased; according to the invention, environmental parameters in the fairing can be monitored in real time, and operations such as humidification, dehumidification, heating, cooling and the like can be carried out according to needs, so that the stability of the internal environment of the fairing is kept, and reliable protection is provided for equipment in a spacecraft.

The invention relates to the field of computer system environment management, and discloses an environment control system and method for a large-scale server cluster, and the system comprises a data collection and preprocessing module which is used for collecting temperature observation data from a plurality of sensors disposed in the server cluster, and carrying out the preprocessing of the data; the mathematical modeling and discretization module is used for constructing a convection-diffusion type heat conduction model based on the internal structure and physical parameters of the server cluster and discretizing the model; and a data assimilation and state estimation module. By integrating an advanced data assimilation technology and cooperating with real-time temperature observation data and a mathematical model, accurate estimation of a temperature field and heat source distribution in a server cluster is realized, so that the accuracy of state estimation is improved, the prediction capability of a system on an unmeasured state is optimized, a control decision is ensured to be carried out based on the most accurate information, and the reliability of state estimation is improved. And the real-time performance and the reliability of system response are greatly improved.

Apparatuses, systems, and methods comprising acoustically absorptive air ducts comprising an internally positioned structure component as an endoskeleton and an air impervious inner layer, and an acoustically absorptive foam outer layer, environmental control systems comprising such air ducts, and vehicles incorporating such environmental control systems are disclosed with methods for manufacture and installations are disclosed.

Aircraft engines and high temperature anti-ice systems for aircraft engines are disclosed herein. An example aircraft engine includes: a fan including a plurality of fan blades; a turbomachine operably coupled to the fan for driving the fan, the turbomachine including a compressor section, a combustion section, and a turbine section; a supply duct to accept bleed air from the compressor section; and a heat exchange system to capture waste heat from the turbine section and convey the waste heat to the bleed air, the bleed air with the waste heat to be conveyed to at least one of an environmental control system or a wing of an aircraft.

An environmental control system for a building, the system including a vent. The vent includes one or more louvers configured to change position between an open position and a closed position to permit air from the air duct to enter a zone of the building or stop the air from entering the zone and a vent circuit configured to operate the one or more louvers based on one or more control commands. The system includes a controller device including a processing circuit configured to receive a selection of an operating profile from a plurality of predefined operating profiles for the vent, each of the plurality of predefined operating profiles indicating an intended use of the zone, determine, based on the operating profile, the one or more control commands, and cause the vent circuit to operate the one or more louvers based on the one or more control commands.

The invention relates to the technical field of 3d printing, and discloses an atmosphere environment control system and method and a printer, the atmosphere environment control system comprises a cabin body, a filtering device and a gas driving device, the cabin body is provided with a cabin cavity, at least one exhaust port is formed in the top of the cabin body, and an exhaust valve is installed at the exhaust port; the cabin body is provided with a first oxygen sensor and an air supply channel which are communicated with the cabin cavity, the cabin body is provided with an air outlet and an air return port, the air inlet end of the filtering device is connected with the air outlet, the air inlet end of the air driving device is connected with the air outlet end of the filtering device, and the air outlet end of the air driving device is connected with the air return port. The exhaust valve arranged at the top of the cabin body and the first oxygen sensor are linked in real time to monitor the oxygen content, inert gas with the density larger than that of oxygen is accurately supplemented through the gas supplementing channel, and the density difference of the inert gas is used for promoting oxygen to be enriched at the top of the cabin cavity and discharged through the exhaust valve in a directional mode; and the problem of oxygen permeation of the cabin body caused by aging of a sealing material is effectively solved.

An apparatus, including a controller; an air intake system located at a vehicle; an air filtration system; an environmental control system; an air tank located at the vehicle; a water harvesting system; a water filtration system; and a water storage tank located at the vehicle. The controller controls an operation of the air intake system, the air filtration system, the environmental control system, the water harvesting system, and the water filtration system. The air intake system intakes air from an external environment, and the air filtration system filters or purifies the air. The environmental control system heats the air or cools the air. The air tank stores the air and the water harvesting system harvests water from the air. The water filtration system filters or purifies the water and the water storage tank stores the water.

The invention relates to a hermetia illucens breeding environment control system and method. The breeding material tray stack is carried into the breeding space through the conveying channel, the fresh air mechanism and the negative pressure fan are started, the fresh air mechanism and the negative pressure fan are arranged on the two opposite side walls of the breeding bin respectively, airflow is promoted to flow to the negative pressure fan from the fresh air mechanism, and the exhaust efficiency of waste gas in the breeding space is improved. According to the system, through the synergistic effect of the fresh air mechanism and the negative pressure fan, directional stable airflow is formed in the breeding space. Due to the unique arrangement mode of the transportation channel, the convenience of the breeding operation is ensured, and the interference of the transportation operation on the stability of the breeding environment is avoided; meanwhile, the physical distance between the fresh air mechanism and the breeding space is guaranteed, on one hand, a diffusion space is provided for uniform diffusion of fresh air, the fresh air is prevented from being concentrated in the opening direction of the air outlet of the fresh air mechanism, and on the other hand, the influence of noise of the fresh air mechanism on the breeding space is reduced.

A solar environmental control system includes a solar powered apparatus and a heat transfer apparatus. The solar collection apparatus includes a solar collector for absorbing solar energy, a heat storage medium, and a generator. A heat transfer fluid circulates between the solar collector, the heat storage medium, and the generator.

The present disclosure relates to a multidimensional adaptive sensing system and method for event detection with improved accuracy. The system dynamically adjusts, using baseline and compound models, a triggering conditional threshold of each event based on real-time variations in environmental parameters and sensor health. The adaptive system allows for fine-tuning of sensitivity to environmental changes, seasonal variations, and sensor decay, thereby reducing false positives and negatives. Installation flexibility is achieved by selecting and deploying a subset of models tailored to available data at the sensor's location, ensuring optimal operation regardless of specific environmental conditions or sensor configurations. The adaptive sensing system is used in environmental control systems for dynamic routine management, sensor health management, a triage system for complex event analysis, and multifaceted compliance assurance solution. Further, the adaptive sensing system is used for automated configuration, model deployment, and maintenance by leveraging edge computing units and a central control unit.

An environmental control system of an aircraft, having: a cooling circuit including: a sealed housing; a turbo-compressor sealed within the housing, wherein the turbo-compressor includes: a compressor fluidly coupled to the circuit; a turbine fluidly coupled to the circuit downstream of the compressor, wherein the turbine is a flash turbine; a shaft operably coupling the compressor and the turbine; and a motor generator operably coupled to the turbo-compressor and disposed within the housing.

A water separator for use in an environmental control system of an aircraft includes an outer housing having an upstream end, a downstream end, and a longitudinal axis. A vane assembly is arranged within the outer housing and is spaced about the longitudinal axis. The vane assembly defines a plurality of flow channels. At least one flow channel of the plurality of flow channels is located radially outward of another flow channel of the plurality of flow channels. The plurality of flow channels have a spiral-like configuration about the longitudinal axis and a flow length of the plurality of flow channels is equal.

The invention relates to the technical field of greenhouse temperature control, and discloses a crop growth controllable agricultural greenhouse intelligent environment control system and method based on big data, and the system comprises a central processing unit which is used for processing data and coordinating the operation of all modules; the weather forecast system comprises a data extraction module, a data processing module and a data analysis module, the data extraction module is used for acquiring local weather forecast information in real time, and the data processing module performs standardization processing on weather information and extracts key parameters; and the data analysis module predicts a cold current cooling time node in combination with historical meteorological data. According to the invention, weather forecast information sent by a local weather forecast system is processed and analyzed, key information is obtained, a time node during cold current cooling is obtained, and a geothermal line or an air heater is started in advance before the node to be cooled arrives, so that the geothermal line or the air heater works at a low temperature for preheating; power can be conveniently and rapidly increased to achieve the heat preservation purpose.

An environmental control system pack for an aircraft that includes a ram air circuit and a bleed flow circuit. The ram air circuit receives air from an atmosphere on an exterior of the aircraft and expels the air through an outlet back into the atmosphere. The bleed flow circuit receives bleed air and cools the air prior to the bleed air being delivered to an interior space. The environmental control system pack uses energy from the bleed air to drive a fan in the ram air circuit. This causes an increase in a compression power of the air in the ram air circuit to increase a thrust of the air exiting the ram air circuit through the outlet.

The invention relates to an intelligent environment control system and method for the temperature and humidity of a distiller's yeast room of a winery based on a large model, and belongs to the technical field of white spirit brewing automation. The method comprises the following steps: deploying an intelligent koji room management platform to collect and store temperature and humidity data, door and window state information, external environment and other information of a plurality of koji rooms in real time, and carrying out preprocessing and feature extraction on the data; constructing a temperature and humidity prediction model based on the features and historical data; establishing a dynamic temperature and humidity threshold interval and a multi-stage early warning mechanism in combination with starter propagation process experience; when the predicted value exceeds the limit, triggering a large model intelligent analysis module to analyze an override cause, and generating a regulation and control scheme; after manual auditing, an electric door and window executing mechanism is remotely controlled, and the executing effect is fed back to the model for iterative optimization. The system comprises an Internet of Things sensing layer, an edge computing gateway, a cloud platform and a man-machine interaction terminal. According to the method, expert experience precipitation is realized through an intelligent decision and feedback mechanism, and the consistency of finished koji quality is improved.

An aircraft air supply system for generating pressurized air includes a compressor (114, 214) configured to receive and pressurize a flow of outside air, a turbine (118, 218) operatively coupled to the compressor (114, 214) by a shaft and configured to drive the compressor (114, 214), a fluid pathway fluidly connecting the compressor (114, 214) to an environmental control system pack, an outflow pathway fluidly connecting a cabin of the aircraft to the turbine (118, 218), a surge relief pathway fluidly connecting the compressor (114, 214) to the outflow pathway and the turbine (118, 218), and a surge relief valve disposed within the surge relief pathway. In a first operational state, the surge relief valve is open to allow a flow of surge relief air to flow from the compressor (114, 214) to the outflow pathway via the surge relief pathway, the surge relief air further flowing through the turbine (118, 218).

The present disclosure relates to a multidimensional adaptive sensing system and method for event detection with improved accuracy. The system dynamically adjusts, using baseline and compound models, a triggering conditional threshold of each event based on real-time variations in environmental parameters and sensor health. The adaptive system allows for fine-tuning of sensitivity to environmental changes, seasonal variations, and sensor decay, thereby reducing false positives and negatives. Installation flexibility is achieved by selecting and deploying a subset of models tailored to available data at the sensor's location, ensuring optimal operation regardless of specific environmental conditions or sensor configurations. The adaptive sensing system is used in environmental control systems for dynamic routine management, sensor health management, a triage system for complex event analysis, and multifaceted compliance assurance solution. Further, the adaptive sensing system is used for automated configuration, model deployment, and maintenance by leveraging edge computing units and a central control unit.

The invention discloses an intelligent management system and method for a vehicle-mounted air conditioner, and relates to the technical field of vehicle environment control systems.The system comprises a multi-mode environment sensing module, a passenger thermal comfort degree dynamic evaluation module, a thermal load prediction and energy efficiency optimization module, an intelligent actuator cooperative control module and a central processing and data fusion unit; the method comprises the following steps: acquiring environment and physiological data through a multi-source sensor; a deep neural network model is utilized to classify and recognize the thermal sensation state of the passenger, and a unified dynamic comfort index is generated; combining vehicle bus data and navigation information to predict a future cabin thermal load, and constructing a multi-target optimization problem with energy consumption minimization as a target; solving an optimization problem to generate an optimal control strategy combination; and an actuator is driven to cooperatively act through a closed-loop control algorithm. The method improves the recognition precision of the real thermal feeling of the passengers, reduces the energy waste, optimizes the comfort and energy efficiency in a collaborative manner, and reduces the average operation power consumption of the air conditioning system by more than 15%.

A water separator for use in an environmental control system of an aircraft includes an outer housing having an upstream end, a downstream end, and a central longitudinal axis. A plurality of vanes are arranged within the outer housing and are spaced about the central longitudinal axis. The plurality of vanes have an inlet end proximate to the upstream end and an outlet end proximate to the downstream end. An exterior edge of each of the plurality of vanes is in contact with an interior surface of the outer housing and a hollow channel is defined by an interior edge of the plurality of vanes. A plurality of flow channels is formed between the plurality of vanes and the outer housing. The plurality of flow channels has a spiral-like configuration about the central longitudinal axis.

The invention relates to a dynamic rotary shear testing device and a dynamic rotary shear testing method for evaluating a crawler-soil shear effect of a deep-sea mining crawler. Comprising a four-state environmental control system which is composed of different-state soil and an annular structure and simulates the surface characteristics of deep-sea soft soil in transition from a flow state to a plastic shape along with depth increase; the soil stress simulation system is composed of an air bag and a sand cushion layer and accurately reproduces the stress state of the crawler teeth in the deep sea environment; the soil body loading system is composed of a sand cushion layer, an air bag and a high-pressure air cylinder and is used for simulating deep sea soil environments with different burial depths; the track tooth dynamic rotary shear test system is composed of a blade, a torsion bar and a variable frequency motor, and simulates the influence of multiple types of track teeth on the shear strength of deep sea soil; and the data acquisition system consists of a pressure sensor and a dynamic torque sensor. According to the invention, the shear failure process of multiple types of crawler teeth to soil under different deep-sea working conditions is simulated with high precision, the device is simple and easy to operate, and technical support is provided for design optimization of a deep-sea crawler and a crawler-soil action mechanism.

A water separator for use in an environmental control system of an aircraft includes a body having a first upstream end, a second downstream end, and plurality of fluidly distinct flow channels extending between the first upstream end and the second downstream end. A flow of medium provided to the water separator is configured to flow through the plurality of fluidly distinct flow channels in parallel.

The invention relates to the technical field of heat exchanger detection, in particular to an aircraft environment control system heat exchanger leakage rate detection table and detection method. One end of the hot side air inlet pipe is communicated with an air source and is provided with a first laminar flow meter and a first valve, and the other end is communicated with a heat exchanger to be tested; one end of the cold side air inlet pipe is communicated with the air source and is provided with a second laminar flow meter and a second valve, and the other end is communicated with the heat exchanger to be tested; one end of the cold edge measuring tube is communicated with the heat exchanger to be tested and is provided with a third valve, and a port of the other end is provided with a first float flowmeter; one end of the hot edge measuring tube is communicated with the heat exchanger to be measured and is provided with a fourth valve, and a port of the other end is provided with a second float flowmeter. The system can accurately measure the flow of the inlet and the outlet of the hot side and the cold side of the heat exchanger, and effectively detect external leakage and blow-by. And the heat exchanger does not need to be dried for the second time after detection is finished. Not only is the complexity of manual operation reduced, but also the repeatability and reliability of the test can be improved through an automatic program.

The invention belongs to the technical field of tofu processing management and control, and particularly relates to an environment control system adaptive to a tofu processing production line, which comprises an environment parameter monitoring unit, a production line environment suitability evaluation unit, an automatic control unit, an environment adjusting equipment unit, a control backtracking feedback unit and an intelligent terminal, the production line environment suitability evaluation unit comprehensively evaluates the environment suitability condition of the processing environment where the bean curd processing production line is located based on various environment parameter data, and the processing environment is adjusted through the automatic control unit when the suitability abnormal signal is generated. The tofu processing supervision difficulty is obviously reduced, the quality of the produced tofu is improved, the control condition of the processing environment of the tofu processing production line is backtracked and evaluated by controlling the backtracking feedback unit, and reasonable improvement measures are taken when a backtracking alarm signal is generated. The suitability of the environment where the bean curd processing production line is located is further guaranteed, the bean curd quality is improved, and the bean curd processing supervision difficulty is small.

A water separator for use in an environmental control system of an aircraft including an outer housing having an upstream end, a downstream end, and a central longitudinal axis. A plurality of vanes are arranged within the outer housing and are spaced about the central longitudinal axis. A plurality of flow channels are formed between the plurality of vanes and the outer housing. The plurality of flow channels have a spiral-like configuration about the central longitudinal axis. At least one ring vane is arranged within the outer housing and extends parallel to the longitudinal axis.

The present application discloses an environmental control system based on an unmanned aerial vehicle and an unmanned aerial vehicle, belonging to the technical field of drones. The system includes: a lighting and device controller, a lighting driver, a lamp assembly, a fan, and a signal input interface. The lighting and device controller is configured to receive instructions sent by an external system, control the lighting driver, the lamp assembly, and the fan according to the instructions, and at the same time obtain the status information of each component in the system through the signal input interface and feedback it to the corresponding external system. The lighting driver steps up or steps down the power supply provided by the lighting and device controller and then drives each lamp assembly with a constant current. By controlling the working mode of the lamp assembly through the lighting and device controller and collecting the status information of each component under different working modes, the interactivity of the system is improved, the safety of the aircraft during night flight is ensured, and the user experience is enhanced.

An environmental control system (ECS) of an aircraft, having a heat exchanger; a compressor that receives a first airflow from a first air source, compresses the first airflow, and directs the first airflow to the heat exchanger; an axial flow turbine that receives a second airflow from a second air source, extracts energy from the second airflow, and directs the second airflow to the heat exchanger, wherein the heat exchanger directs the first airflow to a cabin of the aircraft and directs the second airflow overboard; and a shaft connected between the turbine and the compressor.

The utility model provides a ship data center cabin environment control device which comprises a seawater source marine integrated server liquid cooling and cooling device, an environment control system control box, a tail end control unit, a ship data center cabin seawater source air conditioner, a ventilation facility and various external sensors. According to the utility model, a plurality of air conditioning and ventilation means are integrated, so that key parameters such as temperature, humidity and cleanliness of air in the ship data center cabin are comprehensively monitored. The liquid cooling and cooling device for the integrated server for the compact seawater source ship is high in reliability and unattended, ethylene glycol cooling liquid for cooling is provided, and the requirement for cooling and heat dissipation of the interior of a ship data center cabin server is met. The whole set of device is used for a ship marine environment, takes seawater as a basic cold source, is used for cooling the interior of a ship data center cabin server, and is a novel ship data center cabin environment control device which is high in reliability and capable of continuously supplying cold.

The invention discloses a refrigerating and humidifying device applied to a mushroom house. The refrigerating and humidifying device comprises a shell, a surface air cooler, a humidifying device body, a fan and an air duct system. The surface air cooler, the humidifying device, the fan and the air duct system are located in the shell, and an inlet is formed in the position, close to the humidifying device, of the shell. The humidifying device comprises a honeycomb ceramic combination body and a water spraying device arranged towards the air inlet end face of the honeycomb ceramic combination body, and the water spraying device intermittently sprays water to the honeycomb ceramic combination body so that the honeycomb ceramic combination body can be kept wet. The air channel A is provided with a proportional valve a, the air channel B is provided with a proportional valve b, and the proportional valve a and the proportional valve b are in linkage reverse control and used for adjusting the proportion of the air volume flowing through the air channel A and the air volume flowing through the air channel B and keeping the sum of the air volume flowing through the air channel A and the air volume flowing through the air channel B constant. And when the temperature is reduced, the humidity is controlled at the same time. Energy waste is avoided, and efficiency and energy conservation are achieved. The invention further discloses an edible mushroom house environment control system.