285 results about "Operating energy" patented technology

The invention discloses a near-zero energy consumption building energy supply method and system based on multi-objective optimization, and relates to the technical field of building energy efficiency and renewable energy application, and the method comprises the steps: collecting energy consumption data in a building, and constructing a multi-objective evaluation system according to the energy consumption data; performing weight optimization on the multi-target evaluation system to obtain an optimal weight coefficient; combining the optimal weight coefficient with a solar photovoltaic system and a ground source heat pump system, and establishing a renewable energy supply strategy model; and outputting an energy supply scheduling instruction of the building in each time period based on the renewable energy energy supply strategy model, and adjusting operation parameters of a solar photovoltaic system and a ground source heat pump system. According to the invention, by adjusting the operation mode of the equipment in real time, the balance between the energy efficiency and the comfort level is ensured, the common problem of energy efficiency waste or insufficient comfort level in the traditional method is avoided, and by means of intelligent scheduling and optimization, the energy consumption of the building can be effectively reduced, and the sustainability of energy utilization of the building is improved.

The invention discloses an air conditioner efficiency test system and a control method of an air conditioner efficiency test platform. The method comprises the following steps: dynamically adjusting the air dry bulb / wet bulb temperature of a test room of an existing test bed based on a dynamic temperature control adjusting technology; acquiring a real-time building thermal load of the test room through a building thermal load prediction simulator; the dynamic change of the air dry-bulb temperature of the test room is calculated in real time through the indoor air dry-bulb temperature prediction simulator; and the dynamic change of the air wet bulb temperature of the test room is calculated in real time through the indoor air wet bulb temperature prediction simulator. According to the invention, the problem that the dynamic operation energy efficiency and performance parameters of the tested air conditioner cannot be obtained through the enthalpy difference method test bench because the existing enthalpy difference method test bench cannot control the dynamic change process of the building thermal load of the test room along with the refrigeration / heating capability of the tested air conditioner in the prior art is solved; and the actual operation performance level of the air conditioner cannot be reflected.

A system including an electrical meter and at least one server. The electrical meter: obtains a power monitoring signal by measuring an electrical property of a power line to a building; processes the power monitoring signal in a first mode of operation to determine first information about a first device in the building; transmits the first information to the at least one server; receives from the at least one server, an instruction to change to a second mode of operation; processes the power monitoring signal in the second mode of operation to determine second information about a second device in the building; and transmits the second information to the at least one server. The at least one server: receives the first information from the electrical meter, transmits the instruction to the electrical meter to change to the second mode of operation, and receives the second information.

Methods, systems, and devices for determination and notification of a location of a building safety system event are described herein. One embodiment includes a method for notifying a user of a fire system event, comprising detecting an event in a building through an event detection device and transmitting information about at least one of the event or the event detection device to a remote server and to a first computing device. The first computing device may include a memory wherein floorplans of each floor of the building are stored. The method may further comprise determining, based on the information and through the first computing device, a floor of the building on which the first event was detected; transmitting a particular floorplan of that floor to the remote server; determining a specific location within the floor at which the first event was detected; generating a visual floor representation, including an indication of the specific location, based on the particular floorplan and the specific location; and transmitting the visual floor representation to a software application comprised of executable instructions stored in the memory of a second computing device to present the visual floor representation to a user.

The embodiments provide a system and method for filtering out smoke and / or toxic gases / fumes from air in a building. The system integrates various smart devices with an HVAC system along with a controlling software application that can change the state of the smart devices, thereby controlling the types and quantities of air moving through the HVAC system at any time. In particular, the system can adjust the openings of one or more smart registers to control how much air passes in and out of the HVAC system over a given period of time. The system can also adjust the opening of a smart intake vent to control how much fresh (outside) air passes into the system over a given period of time. The system can also adjust the opening of a smart furnace valve that is disposed within the furnace.

The invention belongs to the technical field of intelligent household appliances, and particularly relates to a wind speed control method, device and equipment of an intelligent household appliance and a computer storage medium. According to the method, the expiration temperature, the cold outlet temperature and the environment temperature of the intelligent household electrical appliance are obtained, and a first temperature relation and a second temperature relation are generated based on the expiration temperature, the cold outlet temperature and the environment temperature; acquiring a preset energy-saving condition of the intelligent household electrical appliance, and judging whether the first temperature relation and the second temperature relation meet the preset energy-saving condition or not; if the first temperature relation and the second temperature relation meet the preset energy-saving condition, the intelligent household electrical appliance is controlled to enter a wind speed adjusting mode, and the wind speed of the intelligent household electrical appliance is flexibly adjusted. According to the method, the control logic of wind speed regulation of the intelligent household electrical appliance is optimized, the noise generated when the intelligent household electrical appliance is used is reduced, intelligent regulation of the rotating speed of the fan is realized under the condition that the operation of the intelligent household electrical appliance is not influenced, the operation energy consumption of the intelligent household electrical appliance is reduced, and the use experience of a user is improved.

A system for commissioning a model, comprising one or more processing circuits configured to identify a first plurality of data points in the building, automatically tag at least a portion of the first plurality of data points with one or more first tags using context data extracted from and / or associated with the data points, the one or more entities comprising one or more of building equipment, building spaces, people, or events, identify at least one of the first plurality of data points for manual review and generate one or more suggested tags for the at least one data point, receive feedback from the manual review, and receive a second plurality of data points in the building and automatically tag at least a portion of the second plurality of data points with one or more second tags using the feedback from the manual review.

Systems, devices and methods for optimising and managing distributed energy storage and flexibility resources on a localised and group aggregation basis, particularly around the determination, analysis and predictive learning of local data patterns, scoring availability for flexibility and risk profiles, to inform the optimisation of energy supply and behind the meter storage resources and local clusters of co-located or close resources within a community, low voltage network, feeder, neighbourhood or building. Said optimisation to involve scheduled, reactive and active management of data sources and local clusters of resources, for a range of goals such as price, energy supply, renewable leverage, asset value, constraint or risk management. Or where said optimisation achieves a local objective such as providing resources to off-set, aid local balancing or constraint management of larger local supplies and loads, or to aid active management of local energy demands and renewable supplies, storage resources, electric heat resources, electric vehicle charging resources or clusters of electric vehicle chargers, flexible loads in buildings.

Methods for improving operational efficiency include methods for improving inspection efficiency and methods for improving operator efficiency. A method includes determining an inspection efficiency of a plurality of inspectors inspecting devices of a building. A method includes determining an operator efficiency of a plurality of operators in resolving alarms generated by devices in a building. A method includes determining a device inspection score.

Systems, devices and methods for optimising and managing distributed energy storage and flexibility resources on a localised and group aggregation basis, particularly around the determination, analysis and predictive learning of local data patterns, scoring availability for flexibility and risk profiles, to inform the optimisation of energy supply and behind the meter storage resources and local clusters of co-located or close resources within a community, low voltage network, feeder, neighbourhood or building. Said optimisation to involve scheduled, reactive and active management of data sources and local clusters of resources, for a range of goals such as price, energy supply, renewable leverage, asset value, constraint or risk management. Or where said optimisation achieves a local objective such as providing resources to off-set, aid local balancing or constraint management of larger local supplies and loads, or to aid active management of local energy demands and renewable supplies, storage resources, electric heat resources, electric vehicle charging resources or clusters of electric vehicle chargers, flexible loads in buildings.

The invention concerns a method (100) for optimizing an energy usage and / or a carbon footprint for an urban area. The method comprises the steps of receiving (101) map information that is related to the urban area and receiving (104) multiple sets of second building attributes from a building database for each building of the multiple buildings, wherein each set of second building attributes defines a number of building attributes that lead to an impact on an energy performance of a building. The received sets of the building attributes are assigned to the corresponding buildings of the multiple buildings that are located in the urban area and a dynamic first energy simulation is performed for the multiple buildings based on the first building attributes and a result of the first energy simulation is provided (107).

A platform for an elevator system in a building that is under construction, the building having an elevator shaft that becomes taller as the building height increases over the course of the building phase of the building, includes a pneumatically activated seal for sealing a gap between platform and the walls of the elevator shaft. The seal is configured as a circumferential seal attached to the platform. A compressed air source in the form of a compressor is arranged on the platform to operate the pneumatically activated seal.

An adjustable roof support system is disclosed for supporting a roof or a floor in a building having at least one truss. The system includes a plurality of interlocking segments, each having at least one fastener slot and a cross-section comprising a main rail with a top extension and a bottom extension that define an interior channel and an external periphery. The interlocking segments include at least one female length and one male length, wherein the exterior periphery of the male length fits within the interior channel of the female length. The assembled length is slidably adjustable, and the system can be assembled on a structure having a first truss and a second truss. The system may also include a cross connector configured to secure one interlocking length to another at an angle.

Examples techniques to manage building operations are described. A first range of setpoints, a second range of setpoints, and a third range of setpoints of an asset installed in a building is determined. Current setpoints for operating parameters of the asset which are determined by a building operations optimizer are monitored. If the current setpoints determined by building operations optimizer fall within the second range of setpoints or the third range of setpoints, the current setpoints are adjusted by controlling a local controller to bring the current setpoint back into the first range of setpoints that correspond to values of the operating parameters of the asset in accordance with predefined optimal operating conditions for the asset, thereby ensuring safety of the asset and comfort to occupants of the building.

Information about power events on the electrical grid may be determined by processing reports of power anomalies from power monitors installed at various points on the electrical grid, such as in buildings of end users of electrical power. A power monitor may process sensor measurements of the power line to determine that a power anomaly has occurred. The power monitor may transmit information about the power anomaly, such as the time and location, to a processing location. The processing location may select power anomaly reports having a similar time and location to determine information about a power event that caused the power anomalies. The information about the power event may include the type, time, and location of the power event. A notification may be sent about the power event to facilitate repairs and reduce risks, such as the risk of electrical fires.

To provide a hydraulic power generating system with a dust removal tool that can remove refuse mixed in running water.SOLUTION: A hydraulic power generating system S uses falling of a waterway 50 to generate power. The hydraulic power generating system S includes a hydraulic turbine 10 for using falling water from the waterway 50 to drive an electric generator 20 in a building 40, a water falling part 52 having a down grade for making water flow fall to a top part of the hydraulic turbine 10 is provided at a roof 41 of the building 40, a water falling opening 52a is provided at a place located above the hydraulic turbine 10 of the water falling part 52, a refuse removal tool 60 for removing refuse mixed in falling water is provided at the water falling opening 52a, a refuse discharge member 70 is at lower part of a downstream side end part of the refuse removal tool 60, and a roof side opening 41c is provided at a place corresponding to the water falling opening 52a of the building 40.SELECTED DRAWING: Figure 1

The invention belongs to the technical field of refrigeration and heating management and control, and particularly relates to a refrigeration and heating system debugging and energy-saving control method, which comprises the steps of setting a target temperature value and determining a working mode of a refrigeration and heating system, judging an optimal operation state, executing the optimal operation state, and carrying out operation fitness detection and management and control comprehensive evaluation. The refrigerating and heating system operates according to the corresponding optimal operation state in the corresponding working mode, and the operation efficiency of the refrigerating and heating system can be automatically and reasonably controlled, so that the operation energy consumption of the refrigerating and heating system is remarkably reduced while the heating and refrigerating effects are ensured; and the operation deviation condition of the refrigeration and heating system during operation can be accurately judged in real time, management personnel can be timely reminded to take corresponding adjustment treatment measures, the operation performance of the refrigeration and heating system can be comprehensively evaluated, subsequent supervision can be enhanced when a management and control abnormal signal is generated, and the intelligent degree is high.

Apparatus for remote monitoring of environmental conditions within a plurality of buildings is disclosed, comprising a plurality of sensor modules each disposed within a respective one of the plurality of buildings, and a server disposed at a location remote from the buildings. Each sensor module is configured to measure one or more parameters indicative of an environmental condition, and transmit data indicative of values of the respective one or more parameters to the server. The server is configured to determine whether the received data is indicative of an undesired condition in at least one building, and to take a predefined corrective action to mitigate said undesired condition depending on whether the received data is indicative of the undesired condition. Optionally, the server and / or sensor modules comprise a sensor controller, which can reduce the power consumption of a sensor module under circumstances where the environmental condition can be monitored less frequently.

The disclosed technology provides for generating simulation training models that can be used to prepare people (i.e., building occupants, first responders) to safely and calmly respond to emergencies, such as fires in high-rise buildings. Using the training models, people can better cope with decision-making during emergencies. The disclosed technology also uses signaling devices, wearables, and other devices and sensors distributed throughout a building to provide egress or stay-in-place guidance to people located in the building during an emergency. Audio and / or visual information can be outputted to people to guide them along a safe pathway that is selected to provide safe egress for the person, including anticipating and protecting the person from changing emergency conditions within the building and in response to how the person responded to the simulation training models.

According to the new energy aluminum foil factory building structure, a new energy aluminum foil factory building comprises a clean area and a non-clean area, the clean area comprises a precise cutting area and a packaging area, and the precise cutting area and the packaging area are arranged in a new energy aluminum foil production factory building in a nested mode; an equipment installation platform covering the whole precise cutting area or packaging area is arranged on the upper portion of the precise cutting area or packaging area, a clean area combined air conditioner, a rolling slitting area micro-positive pressure air supplement unit and a smoke exhaust fan are fixedly arranged on the upper portion of the equipment installation platform, and an air supply pipeline, a smoke exhaust pipeline and an air return pipeline are fixedly arranged on the lower portion of the equipment installation platform. The device has the advantages of being large in equipment installation area and short in pipeline installation hanging bracket length, the pipeline length can be effectively shortened through optimization design, and the problems that an existing new energy aluminum foil clean plant is high in long-term operation energy consumption, complex in construction and installation, large in vibration noise, large in occupied area and the like are solved.

The invention discloses a coupling system of a composite wall body structure and a heat control system and a control method of the coupling system, and belongs to the technical field of building energy conservation. The composite wall body structure comprises an inner layer wall body, an outer layer wall body and a cavity interlayer; the outer-layer wall body adopts a high-density polyurethane thermal insulation layer, and the surface of the outer-layer wall body is coated with a weather-proof nano waterproof coating; the inner-layer wall body is made of an aerogel-based composite phase change material; an air outlet is formed in the top of the cavity interlayer, a honeycomb-shaped flow guide grid is arranged at the bottom of the cavity interlayer, and a distributed temperature sensor and a stepless speed regulation fan are integrated in the cavity interlayer; the heat control system comprises an evaporator, a compressor, a condenser and an expansion valve. A tube pass of the evaporator is sequentially connected with the compressor, a tube pass of the condenser and the expansion valve through refrigerant pipelines to form a circulation path. And the air outlet of the composite wall body structure and the shell side of the condenser are respectively communicated with the shell side of the evaporator through the heat recovery air duct to form a closed loop. Efficient heat preservation, heat recovery and energy recycling can be achieved, and the operation energy consumption of the refrigeration house is remarkably reduced.

A junction box having a cavity to contain electrical wires that provide a connection to a building mains voltage from an electrical system of a building is coupled to a plurality of telescoping hanger bars to hold the junction box in a wall or ceiling in the building. Each telescoping hanger bar is extendible and / or retractable to vary a length of the hanger bar. A position of the junction box is adjustable along the length of each telescoping hanger bar. In one example, the apparatus does not include a can, separate from the junction box, to contain a lighting device of a recessed lighting assembly.

The invention relates to an air conditioning system, a control method and device thereof, electronic equipment and a readable storage medium. The method comprises the steps that the operation capacity change trend of the indoor unit at different target superheat degrees or different target supercooling degrees is determined, and the optimal target superheat degree or the optimal target supercooling degree of the indoor unit is determined according to the operation capacity change trend; and the opening degree of an electronic expansion valve of the indoor unit is adjusted according to the optimal target superheat degree or the optimal target supercooling degree, so that the current operation capacity of the indoor unit is adjusted. And the current operation capacity of the indoor unit is detected, and the operation frequency of a compressor is adjusted according to the deviation between the target operation capacity of the indoor unit and the current operation capacity. The problems that according to an existing air conditioning system, the opening degree of an electronic expansion valve of an indoor unit is adjusted through the same target superheat degree or target supercooling degree under different conditions, it is difficult to achieve maximization of the heat exchange capacity of a heat exchanger of the indoor unit, and the whole machine operation energy efficiency level is low are solved.

The invention relates to a method (100) for determining an amount of thermal energy supplied to a premises (20) in a building (2) over a given period, by a collective heat management device (30), said determination, carried out by one or more processors, including the use of a plurality of ambient temperature values for the building, a value of the temperature outside the building (2), a volume of the premises (20) in the building, and a heat loss coefficient, said method being characterised in that the heat loss coefficient was calculated (130) from a thermal simulation model (41) of the building, taking into account the geometry of the premises and the composition of the walls.The invention also relates to an allocator (10) for determining an amount of thermal energy supplied by a collective heat management device (30), and a system (1) for allocating heating costs comprising an allocator (10) according to the invention.

The disclosure relates to the field of ventilation systems, specifically to ventilation systems in residential and non-residential (commercial) buildings. Specifically, the invention relates to decentralized supply and extract units with waste heat recovery and can be used for transmitting heat and power from an extraction air flow, i.e. from a flow of air extracted from a building, to a supply air flow, i.e. a flow of fresh air being drawn into a building, for the purpose of replacing spent air from the building.

The present invention of the polymer bricks that are considered highly efficient in terms of mechanical properties, providing thermal insulation in buildings and reducing the operating energy of the building and the energy embodied in the manufacturing stages compared to concrete bricks (blocks) or ready-made concrete. The lattice-based plastic brick includes at least two solid plates and a plurality of lattice unit cells. The two solid plates include an inner layer and an outer layer. The lattice unit cells are sandwiched between the at least two solid plates in a predefined manner. The lattice unit cells is designed using topologies comprising triangle, diamond, hexagonal / honeycomb, cubic, polygonal, star, gyroid, and a combination thereof. The lattice unit cells includes struts of predefined thickness and length.

A model predictive maintenance (MPM) system for building equipment includes an operational cost predictor configured to predict a cost of operating the building equipment over a duration of an optimization period, a maintenance cost predictor configured to predict a cost of performing maintenance on the building equipment over the duration of the optimization period, and an objective function optimizer configured to optimize an objective function to predict a total cost associated with the building equipment over the duration of the optimization period. The objective function includes the predicted cost of operating the building equipment and the predicted cost of performing maintenance on the building equipment. The MPM system includes an equipment controller configured to operate the building equipment to affect a variable state or condition in a building in accordance with values of one or more decision variables obtained by optimizing the objective function.

Polygonal elastomeric barrier sheets have tapered edges on at least two adjacent sides. At least one of the tapered edges is made by cutting the elastomeric barrier sheet along a cut line at an angle of at most 15° from the plane of the sheet. The elastomeric barrier sheet is supported during the cutting step to prevent distortion due to pressure of the cutting blade. The elastomeric barrier sheet can be supported from above, below or from both above and below, and can be supported on each side of the cut line. The polygonal barrier sheets so produced are useful in building and construction to seal gaps between structural elements such as expansion or control joints in a building or around functional elements such as a window or door inserted into a wall.

Provided is an elevator system that enables autonomous mobile bodies to use elevators while minimizing the impact on evacuees' use of elevators in the event of a disaster, and that can evacuate the autonomous mobile bodies after ensuring the evacuation of people. [Solution] The elevator system includes a disaster information acquisition unit 111 that acquires information regarding the occurrence of a disaster in a building in which the elevator is installed, an evacuation urgency determination unit 112 that determines the urgency of evacuation of people in the building in the event of a disaster based on the information regarding the occurrence of a disaster, an evacuation planning unit 113 that determines a first number, which is the number of elevator cars to be used for evacuation of autonomous moving objects in the building in the event of a disaster, depending on the urgency of evacuation of people in the building, and an elevator control unit 120 that controls the cars to use the first number of cars for evacuation of autonomous moving objects in the building in the event of a disaster.

The present invention provides a logistics system that can easily transport articles in a building and a building site. The logistics system is mainly controlled by an elevator system. Specifically, the logistics system includes an elevator system installed in a building, and an unmanned aerial vehicle that flies from the first floor of the building to the second floor of the building through the inside of the elevator passage of the elevator system in a state where the article is suspended. With this structure, the article can be easily transported mainly inside the building.