261 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.

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.

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.

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 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%.

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.

Aircraft air cycle machines include a first stage turbine, a second stage turbine that receives air from the first stage turbine, and a duct arranged between the first stage turbine and the second stage turbine. A circular finned coalescer is arranged within the duct and includes a central body, a first fin layer wrapped about the central body, a first parting sheet wrapped about the first fin layer, and a second fin layer wrapped about the first parting sheet. Each of the fin layers include a plurality of fin elements and channels are defined between circumferentially adjacent fin elements of each of the first and second fin layers. The channels are tortuous channels such that moisture carried on a flow through the channels will impinge upon surfaces of the fin elements and coalesce into water droplets.

A support box apparatus includes longitudinal members that span forward to aft and transverse members that span inboard to outboard between the longitudinal members. The longitudinal members and the transverse members are formed of composite honeycomb sandwich panels. The support box apparatus also includes attachment components configured to couple the longitudinal members or the transverse members to structural components of an aircraft, electrical wiring attached to the longitudinal members or the transverse members, environmental control system (ECS) ducting attached to the longitudinal members or the transverse members, and life support lines attached to the longitudinal members or the transverse members.

The utility model provides an electric aircraft cold and hot mixing device which comprises a cold air collecting assembly, a mixing assembly and a heat dissipation assembly, the mixing assembly is arranged above a battery assembly, the mixing assembly is provided with a mixing cavity, and an outlet section of the mixing cavity is communicated with a cabin environment control system through a ventilation pipeline; the cold air collecting assembly comprises a plurality of cold air pipelines, cold air inlets of the cold air pipelines are formed in wings or fuselage of the electric aircraft and correspond to the battery assembly, and cold air outlets of the cold air pipelines extend into the inlet section of the mixing cavity; the heat dissipation assembly comprises a plurality of heat conduction coil pipes, the heat conduction coil pipes are arranged on the bottom surface of the battery assembly, hot air inlets of the heat conduction coil pipes are communicated with the battery assembly, and hot air outlets of the heat conduction coil pipes extend into the inlet section of the mixing cavity and are staggered with the cold air pipeline. Natural high-altitude cold air is fully utilized, and the cold air and hot air generated by the battery are fully mixed in the mixing cavity, so that the temperature of the air is effectively reduced, and the heat dissipation efficiency of the battery system is improved.

Systems and methods may be used to detect an inaudible signal associated with a first audible signal of an audio input. The inaudible signal may include a frequency signature. The frequency signature may be associated with an electronic device type. The systems and methods may activate a response monitor. The response monitor may be activated for a predetermined time. The response monitor may be activated responsive to the frequency signature. The systems and methods may determine a content characteristic of the first audible signal based on the inaudible signal. The systems and methods may include generating a message. The message may be based on the content characteristic. The systems and methods may include transmitting the message. The message may be transmitted on a condition that a second audible signal corresponds to the message and is received within the predetermined time.

To provide an environmental control system pack for an aircraft.SOLUTION: An environmental control system pack 20 for an aircraft includes a ram air circuit 40 and a bleed flow circuit 30. 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.SELECTED DRAWING: Figure 4

An environmental control system for a vehicle includes at least one cabin air compressing device including a compressor having a compressor inlet and a compressor outlet. The environmental control system additionally includes an environmental control system pack located downstream from and fluidly coupled to the compressor outlet via at least one conduit. The environmental control system pack includes a ram air circuit. A bypass conduit fluidly couples the compressor outlet to the ram air circuit.

The invention discloses an evaluation method of an environment control system. The evaluation method comprises the following steps: acquiring operation data, a first-dimension evaluation standard and a second-dimension evaluation standard of the environment control system; wherein the first dimension evaluation standard and the second dimension evaluation standard are evaluation standards of different dimensions corresponding to different subsystems or devices in the environment control system; performing first-dimension evaluation according to the first-dimension evaluation standard and the operation data to obtain a first-dimension score; performing second-dimension evaluation according to the second-dimension evaluation standard and the operation data to obtain a second-dimension score; and obtaining operation evaluation according to the first dimension score and the second dimension score. According to the evaluation method of the environment control system, evaluation of different dimensions corresponding to different subsystems or devices in the environment control system can be taken into consideration for multi-dimensional fault evaluation analysis, the problems of low-efficiency work, improper control functions and the like of the environment control system can be found in time, and therefore operation and maintenance work can be effectively guided according to operation evaluation.

1. The name of the design product: cell incubator environment control system graphical user interface for electronic equipment. 2. The use of the design product: for an electronic device. 3. The design points of the design product: the content of the graphical user interface. 4. The picture or photo that best shows the design points: design 1 front view. 5. The appearance design claimed contains color. 6. No design points, omit the rear view, left view, right view, top view, bottom view of designs 1-3. 7. Design 1 is designated as the basic design. 8. The use of the graphical user interface: for controlling the cell incubator environment system. 9. The change state of the graphical user interface: design 1 front view shows the main interface after logging into the cell incubator environment control system, clicking the second "Admin" label button on the left side of the interface can enter the design 1 interface change state diagram, that is, enter the detailed module temperature and humidity control, which is convenient for fine control of the incubator environment; design 2 front view is the main interface after logging into the system, clicking the second "Co2_Chart" label button on the right side of the interface can enter the design 2 interface change state diagram, which can display specific Co2 data information; design 3 front view is the main interface after logging into the system, clicking the third "Humidity_Chart" label button on the right side of the interface can enter the design 3 interface change state diagram, which can display specific Humidity data information. 10. Other circumstances that need to be explained: the "X" or red translucent coating color block in the interface indicates that the content such as text, numbers or pictures can be changed.

The invention is suitable for the technical field of aerospace aircraft environment control, and provides an environment processing system and method for an aerospace aircraft space, and the system sequentially comprises an air inlet, a first discharge cavity, an airflow channel, a second discharge cavity, a sensing module section and an air outlet in the airflow direction; an electrode I is arranged in the first discharge cavity, a high-voltage electrode in the electrode I is connected to a positive high-voltage power supply, and a grounding electrode is connected to a zero-potential reference; an electrode II is arranged in the second discharge cavity, a high-voltage electrode in the electrode II is connected to a negative high-voltage power supply, and a grounding electrode is connected to a zero-potential reference; the sensing module section is provided with a sensing module for detecting gas components; by adopting the bipolar ground design and through the synergistic effect of the oxidation stage and the reduction stage, air is efficiently treated, meanwhile, the concentration of by-products such as ozone can be effectively controlled, it is ensured that output gas meets the aerospace environment safety standard, and the device is compact in structure and easy to integrate with an existing environment control system.

The invention relates to the technical field of heating and ventilation automatic control, in particular to a subway station water-cooling direct-expansion air conditioner intelligent environment control system which comprises a first direct-expansion air conditioner unit, a second direct-expansion air conditioner unit, a first cooling water connecting structure, a second cooling water connecting structure and a second air supply structure. The second direct expansion type air conditioning unit comprises a second cooling water connecting structure and a second air supply structure; and the water cooling circulation system comprises a water collector, a cooling tower group, a cooling water pump and a water segregator which are connected in series. The independent air supply circulating systems are independently arranged for different air supply places, the air supply temperature of each air supply circulating system can be adjusted according to the set air supply temperature, the compressor frequency of the air conditioning unit, the air supply frequency of the unit, the opening degree of the two-way valve and the like are sequentially adjusted, the air supply temperature is accurately controlled, and the air supply efficiency is improved. And the temperatures of the public area and the equipment area are controlled within a design requirement range. And the precision of the whole control system is maintained within + / -0.5 DEG C.

The invention discloses a low-altitude high-speed flight manned flying saucer, and relates to the technical field of aviation aircrafts, the low-altitude high-speed flight manned flying saucer comprises a saucer-shaped body, a power device and an undercarriage, the saucer-shaped body is composed of a central bearing ball cabin and a peripheral reinforcing ring coaxially sleeved outside the central bearing ball cabin; the central bearing ball cabin is divided into a celestial navigation and communication cabin, a panoramic cockpit and an environment control and life support system cabin from top to bottom; the inner cabin section of the peripheral reinforcing ring forms a passenger cabin; the bearing strength and the space utilization rate of the machine body are effectively improved through the composite structure of the central spherical cabin and the peripheral reinforcing ring; due to the integrated design of the annular duct and the vector engine, the aerodynamic efficiency and the control flexibility in the vertical take-off and landing and high-speed flight states are remarkably improved; an independent environment control system ensures the safety and comfort of passengers in high-altitude flight; the overall layout gives consideration to functionality and maintenance convenience, and has high practical value.

A microtube heat exchanger is disclosed for an aerospace system including two end plates with an array of holes or openings and an array of microtubes disposed in the array of openings between the two end plates. The heat exchanger can be used in environmental control systems, including systems for aerospace applications.

The invention relates to the technical field of underground engineering construction environment guarantee, and discloses a subway underground excavation station environment control system and method based on stratum cold energy utilization, and the system comprises a cold source acquisition and air supply system, an air exhaust and purification system, an auxiliary cooling system, an environment sensing system and an intelligent control system. The cold source acquisition and air supply system is used for acquiring low-temperature air from the penetrated interval tunnel and conveying the low-temperature air to a construction area of the subway underground excavation station; the exhaust and purification system is used for sucking air in a station construction area, purifying the air and then discharging the air; the auxiliary cooling system is used for conducting secondary cooling on low-temperature air when cold supply is insufficient. The environment sensing system is used for collecting environment data of a construction area and transmitting the environment data to the intelligent control system. The intelligent control system is connected with all the systems and generates a control instruction after receiving environment data so as to regulate and control the cold source to obtain the air supply amount of the air supply system, the exhaust air amount of the exhaust and purification system and start and stop of the auxiliary cooling system.

The application belongs to the field of aviation environmental control system design, and particularly relates to a bidirectional-ejection-based aircraft heat exchange system. The system comprises a ram air inlet channel, a heat exchanger and an air circulator. The ram air inlet channel comprises a ram air inlet section (1), a transition ejection section (4) and a ram air outlet section. The heat exchanger comprises an air-liquid heat exchanger (2), a first air-air heat exchanger and a second air-air heat exchanger. The air circulator comprises a first air circulator and a second air circulator. The bidirectional-ejection-based aircraft heat exchange system utilizes the principle of constant entropy ejection to limit the ram air flow entering the left and right ram air outlet channels, and integrates the cold side of the heat exchanger with the ram air inlet channel, and matches the dynamic pressure brought by the ram air with the flow resistance of the heat exchanger group, thereby effectively avoiding problems such as fan overspeed, windmill effect and surge of the air circulator.

The application discloses a kind of aircraft electrically powered environmental control system (EECS) energy efficiency optimization control method, change traditional area control strategy into the combination of three-variable optimization and double-target control, with the coefficient of performance (COP) of system as index, by solving the optimal solution set of optimization variable under different working conditions to maximize COP.On this basis, the value of two control quantities is calculated by the controller to meet the performance requirements of the system.First, a GRNN model is established, which is trained by a large amount of offline data under various conditions, so that it can accurately predict the steady-state COP of the system under different conditions.Then, the DE algorithm searches for the optimal solution set of optimization variables corresponding to the optimal COP within the solution space that satisfies the performance constraints of the components.Finally, the corresponding control quantities are solved at the optimal operating point by the controller, thereby achieving energy efficiency optimization control.

The invention discloses a motorized saturated diving system which comprises a residence cabin module, a diving bell module, a lifting module, a life support equipment module, a centralized operation control module and an air source module, the residence cabin module comprises a first saturated residence cabin, a second saturated residence cabin and a transition cabin, and the diving bell module comprises a diving bell body, an emergency air cylinder and an annular air bag. The lifting module comprises a bell winch, a fairlead winch, an umbilical cord winch, a fairlead ballast, a door-shaped lifting frame and a hydraulic device, the life support equipment module comprises a seawater heating device, an environmental control system outboard machine, a living water supply device and a power distribution cabinet, and the centralized operation control module comprises a living cabin console, a diving bell console and an electric control cabinet. The gas source module comprises a helium cylinder, an oxygen cylinder, a mixed gas cylinder, a compressed air cylinder, a liquid nitrogen Dewar and a liquid oxygen Dewar. By performing standardized configuration and organic linkage on each functional module, the adaptability and safety of the system under different operation depths are improved.

The invention relates to the technical field of advanced manufacturing, in particular to a high-temperature and high-pressure metal three-dimensional component laser printing forming cabin which comprises a high-pressure welding and monitoring system used for providing a high-temperature and high-pressure environment for the workpiece forming process, monitoring a molten pool in real time and capturing the dynamic behavior of the molten pool; the environment control system is used for controlling the temperature and the pressure in the hyperbaric cabin assembly and simulating environment parameters of different working conditions; the electric control system is used for accurately controlling and adjusting power supply, signal transmission and operation parameters of the high-pressure welding and monitoring system and the environment control system to realize preset functions of the electric control system; the integrated cabinet body is used for installing the high-pressure welding and monitoring system, the electric control system and the environment control system and guaranteeing the safety of operators; the high-temperature and high-pressure environment can be simulated, and a multi-parameter in-situ monitoring function is integrated.

An office environment control system includes: a headcount manager (310) that counts and manages a headcount of people present in an office (99); a work area table manager (330) that sets potential work areas (98) in the office (99), and manages a work area table including a relationship between each of the potential work areas (98) set and environmental equipment and the number of seats, and one or more sequences indicating orders of usage; an inputter-outputter (320) that receives user input; a work area determiner (340) that determines work areas (98) to be used from among the potential work areas (98) based on the counted headcount, the work area table, and the user input; and an environment controller (350) that controls an environment of the determined work areas (98) to a first environment and controls an environment outside the work areas (98) to a second environment that consumes less power than the first environment.