19results about How to "High energy saving rate" patented technology

The present invention discloses a real-time monitoring system and intelligent adjustment method for building energy consumption based on the Internet of Things, and belongs to the technical field of energy consumption monitoring and adjustment. The real-time monitoring system for building energy consumption based on the Internet of Things includes a real-time monitoring module, an energy consumption analysis module and an energy consumption adjustment module. The present invention solves the problem that the existing patents can only monitor the power energy consumption of the building, and cannot adjust the energy consumption of the building when the energy consumption is high, which is inconvenient to use. The present invention improves the accuracy of energy consumption analysis of energy-consuming equipment inside the building. By generating the operating power adjustment level of the energy-consuming equipment inside the building, the operation of the energy-consuming equipment can be accurately controlled. When the energy consumption inside the building is high, the operating power of the energy-consuming equipment inside the building is adjusted to reduce energy consumption. At the same time, the operating power of the energy-consuming equipment inside the building is adjusted according to the comfort of the user, which improves the energy saving rate of the building while making the human body more comfortable.

The invention discloses a clustering method, system and equipment based on a sequential sequence and a storage medium, and the method comprises the steps: carrying out the reasonable classification and analysis of tree nodes through modular operation by employing a sequential sequence clustering method based on multi-view learning according to an energy consumption curve; different energy consumption curves are clustered, the evaluation content of each cluster is automatically output, and possible reasons are pushed, so that the operation and maintenance personnel can conveniently check, and the energy consumption check efficiency and accuracy are improved; and therefore, corresponding more reasonable and appropriate energy-saving measures can be formulated. In view of prominent energy consumption problem and high energy cost ratio caused by medical service demand increase and hospital scale expansion, the invention aims to reasonably classify tree nodes according to an energy consumption curve so as to formulate energy-saving measures.

The invention provides an elevator energy-saving emergency rescue device and a control method. The elevator energy-saving emergency rescue device comprises a traction machine, an elevator frequency converter, a bidirectional DC-DC converter, an energy storage device, a DC-AC inverter, an elevator controller and a power failure emergency controller. The high-voltage side of the bidirectional DC-DC converter is connected with a direct-current bus of the elevator frequency converter, and the low-voltage side of the bidirectional DC-DC converter is connected to the energy storage device; the direct current side of the DC-AC inverter is connected to the energy storage device, and the alternating current side of the DC-AC inverter is connected with the alternating current input end of the elevator frequency converter; the power failure emergency controller is connected to the DC-AC inverter, when power failure of a power grid is detected, the DC-AC inverter inverts direct current in the energy storage device into alternating current, the alternating current obtained through inversion is transmitted to the alternating current input end of the elevator frequency converter and the elevator controller, and the elevator frequency converter outputs the alternating current to the elevator controller. And the elevator runs to the flat layer, and the car door is opened.

A lamp illumination assembly for road illumination, comprising: a driving power supply (1), a fixing support (2), a rubber ring (3), a level gauge (4), a base (5), a radiator (7), a plug (8), an LED light source (9), and a lens (10). The radiator (7) is configured as a semicircular column. By means of integrated structural design, the mounting size is reduced. The lamp for road illumination is equipped with a universal connecting component for a conventional sodium lamp or LED lamp on the lamp to achieve close connection between the lamp and the structure of a light source assembly in the conventional road lamp. By integrating a plurality of high-power LED beads to a substrate, providing an integrated lens with specific light distribution, matching the structural design of the radiator, and applying heat conduction, heat storage and heat dissipation materials, the lamp overcomes the defects of conventional road lamps and common LED road lamps, and achieves low light degradation, high light efficiency, high energy saving rate, long service life, quick non-destructive replacement and the like.

The utility model relates to a kind of PV / T phase change energy storage water source heat pump heating system, including heat collection circulation loop, heat transfer circulation loop, heating circulation loop;Heat collection circulation loop includes cyclically communicated PV / T photovoltaic photo-thermal plate and phase change water tank;Heat transfer circulation loop includes cyclically communicated phase change water tank and double-source heat pump;Heating circulation loop includes cyclically communicated double-source heat pump and fan-coil unit.Wherein, phase change water tank includes shell, and the first spiral pipe heat exchanger and second spiral pipe heat exchanger of shell inside being set;First spiral pipe heat exchanger is connected with PV / T photovoltaic photo-thermal plate closed loop, and second spiral pipe heat exchanger is connected with double-source heat pump closed loop.Compared with prior art, the PV / T photovoltaic photo-thermal plate of the utility model system is collected solar heat while generating electricity, and the electric energy generated can drive heat pump to operate, and heat energy is used for auxiliary heating or storage;Heat pump utilizes double-source to improve heating energy efficiency, and phase change energy storage reduces energy loss.

This utility model discloses a conveyor belt packaging purging device, including an air tank, a pulse valve, a photoelectric switch, a purging pipeline, and a manual ball valve. The air tank is fixed to the side of the conveyor belt frame, and its outlet is connected to the pulse valve and the manual ball valve in sequence via flanges. The purging pipeline consists of two parallel annular sections mounted above the conveyor belt inlet, allowing for purging of both the top and bottom surfaces of the packaging. Its inlet end is connected to the outlet of the manual ball valve, and a directional, inclined nozzle array is welded to the bottom of the pipeline. The photoelectric switch is mounted 1m upstream of the starting end of the purging pipeline via an adjustable bracket, and its signal line is connected to the control end of the pulse valve. This utility model uses the air tank to stabilize and store compressed air, and in conjunction with the instantaneous opening of the pulse valve triggered by the photoelectric switch, ensures that the airflow is directionally sprayed only when the packaging passes through. This working mode reduces air consumption to one-third of that used for continuous purging, improving energy efficiency and avoiding interference from ineffective airflow on the conveyor belt environment.

The invention provides a railway optical storage contract energy management system and an income distribution method. The system comprises a railway energy-saving control and energy management income distribution subsystem; a railway energy router of the railway energy-saving control subsystem is arranged between an alpha phase and a beta phase of a traction substation, and a new energy power generation system is connected with a converter of the railway energy router and provides energy for train traction operation; the energy storage system is used for storing surplus electric energy in the train operation process and providing electric energy for train traction when the traction load has an energy storage supply demand; the energy management income distribution subsystem comprises a metering module and an income balance operation module; the metering module is used for measuring the traction load of a traction substation, and the income balance operation module adopts the established game model to decide an income distribution scheme based on a metering result; by adopting the system, the problems of incomplete consideration factors and insufficient distribution balance in the prior art can be solved, and balanced and comprehensive income distribution is realized based on the income distribution game model.

The application discloses a cold region pig house winter stratified energy-saving ventilation method and relates to the technical field of livestock breeding. In order to solve the ventilation problem of the prior art cold region pig house, the method comprises the following steps: according to the pig house space and pig growth stage, a ventilation system is laid out; real-time monitoring of pig house internal environment parameters is taken as a basis; a CFD simulation is used to optimize the air flow path, and then the operation parameters of the ventilation system are regulated; and according to the heat loss in the pig house, the operation of the ventilation system is assisted and optimized. The application provides a dynamic adjustable air supply mechanism based on the breathing height of pigs, through pig house top layer heat recovery and pig house internal air flow stratified interval ventilation, the heat energy loss is effectively reduced, more than 80% of fresh air is accurately delivered to the pig breathing area, invalid ventilation is avoided, the energy saving rate is more than 50%, the energy consumption is reduced, the air quality in the breathing area reaches more than 99% of the standard rate, and the growth environment and health level of the pigs are improved.

The application discloses an energy-saving high-low temperature series ice water unit cooperative control method, sets an upper computer and takes the controllers of high and low temperatures as lower computers, and based on temperature intervals and temperature change trends, the upper computer uniformly coordinates and controls the running frequency and start-stop of compressors of high and low temperature units. Compared with the prior art, the problems of uncoordinated control, large temperature fluctuation and low energy efficiency are solved, and the following unexpected technical effects are realized: the inefficient and start-stop loss interval is effectively avoided, the high-efficiency running time proportion of the compressor group is stably improved to more than 95%, and the bottleneck of more than 5 percentage points of industry cognition is broken through; under the same hardware conditions, the ultra-high water temperature control precision of ±0.3 DEG C is realized, the system COP is improved to 5.5-5.7 by eliminating control internal loss and realizing optimal load distribution, and the energy-saving rate is improved by 15-20%.

The invention discloses a heat exchange auxiliary structure of an energy-saving refrigerating system of a display cabinet, which relates to the technical field of refrigerating equipment, and comprises an evaporator body and mounting shells mounted at the top and the bottom of the evaporator body, and further comprises a power mechanism and a plurality of deformable fins, and a plurality of first pulling mechanisms and a plurality of second pulling mechanisms are arranged in each deformable fin. When the device is used, the power mechanism drives the first retracting and pulling mechanism and the second retracting and pulling mechanism to move synchronously, reversible deformation of the elastic rhombic fins and fin cavity state adjustment are achieved, the cavities are filled with wide-state and heat-conducting silicone oil under the high-load working condition, and dual reinforcement is formed; under the low-load working condition, the narrow-state cavity and the hollow cavity are adopted, dual optimization is formed, different heat load working conditions are coped with coordinated regulation and control, the heat exchange strength is adjusted in an auxiliary mode, the equipment operation load is prevented from being increased, and the energy-saving effect is further improved.

The utility model provides an electric shutter with a sunshade adjusting function, which belongs to the technical field of shutters, and comprises a shutter structure, the back of the shutter structure is fixedly connected with a ventilation structure, the shutter structure comprises a window frame, the surface of the window frame is rotatably connected with a plurality of connecting shafts, and the connecting shafts are connected with the ventilation structure. The surface of each connecting shaft is fixedly connected with an adjusting blade, the surface of each connecting shaft is fixedly connected with a connecting rod, the multiple connecting rods are in transmission connection through a transmission plate, the surface of the transmission plate is fixedly connected with a connecting protrusion, and the ventilation structure comprises a mounting shell fixedly connected to the back face of the window frame; according to the scheme, through the back-to-back design of the ventilation structure and the shutter structure, airflow exchange is maintained when the adjusting blades adjust light rays, the comprehensive energy-saving rate is improved by combining a double-layer heat insulation structure of transparent glass, transmission chain accumulative errors are eliminated through a plane linkage mechanism of the connecting rods and the transmission plates, overshoot is eradicated through mechanical limiting of the arc-shaped grooves, and the transmission efficiency is maintained.

The invention relates to the technical field of heating and ventilation automation, in particular to a temperature and humidity control system and method, and the system comprises a precooling section which is provided with a precooling part and is used for dehumidifying and cooling fresh air entering the precooling section, the input end of the precooling section is provided with a fresh air temperature and humidity sensor, and the output end of the precooling section is provided with a post-precooling temperature sensor; and the rotary dehumidifier is connected to the output end of the pre-cooling section, and an air supply valve is arranged at the input end of the rotary dehumidifier. On the basis of different dehumidification loads, the comprehensive energy-saving point of the system is fully considered, so that the energy-saving rate of the whole deep dehumidification clean environment temperature and humidity control system is greatly improved, and the energy-saving rate is improved by at least 30% compared with a conventional control system before transformation through project evaluation; through application of control methods such as linkage of unit equipment and active optimization of target temperature, the temperature precision can be kept within + / -0.3 DEG C for a long time, and the humidity precision can be kept within + / -3% for a long time.

A regional integrated energy system economic dispatch method for carbon capture equipment and solar thermal power stations considering comprehensive demand response, establishing an electric and thermal integrated demand response model, solving the electric and thermal load data after the response; establishing a combined heat and power solar thermal power station equipment operation model, analyzing the light-electricity-heat multi-energy conversion characteristics of the model; establishing a power-to-gas-carbon capture gas power plant coordinated operation model, analyzing the model's wind abandonment, carbon recycling and complementary utilization of raw materials process; establishing a fuzzy membership model of wind and solar uncertainty, analyzing the deterministic conversion process of fuzzy opportunity constraints; with the goal of minimizing the total operating cost considering wind abandonment cost and carbon benefit, establishing an economic dispatch model for a regional integrated energy system containing fuzzy opportunity constraints, and optimizing the solution to obtain the most economic dispatch method. The method of the present invention realizes the coordinated operation of P2G-CCGPP and CHPCSP, and can effectively improve the operating economy of RIES while achieving a high level of wind power consumption and system energy conservation and emission reduction.

The application provides a water mixing station heat supply control method and system, relates to the heat supply control technical field, and the method of the application utilizes a heat load prediction model to process external environment parameters, current heat supply operation parameters and historical heat loads, obtains predicted heat loads, calculates secondary network target total flow according to the predicted heat loads, and generates variable frequency control instructions, so that the output flow of the secondary circulating pump dynamically matches the predicted heat loads, thereby realizing real-time following of the secondary circulating pump flow to the user heat load, avoiding invalid flow caused by fixed frequency operation at low load, effectively reducing the redundant energy consumption of the heat supply system, and solving the energy waste problem caused by fixed frequency operation of the circulating pump in the prior art.

This invention relates to the field of refrigeration energy-saving scheduling technology, specifically disclosing an energy-saving optimization scheduling method for refrigeration systems. Based on environmental data, load data, refrigeration system state data, and energy consumption data, this invention constructs a physical modeling standardized time-series feature set, a state prediction standardized time-series feature set, and a decision state standardized time-series feature set. Historical data from these feature sets are then used to train thermal response models, energy consumption response models, hotspot temperature prediction models, and intelligent reasoning decision models, improving model accuracy and achieving predictive control. After control commands are executed, this invention performs temperature control effect evaluation, energy consumption control effect evaluation, and command execution deviation evaluation, while simultaneously setting retraining trigger conditions, forming an effective closed loop of execution, evaluation, and retraining. The combined application of each step in this invention effectively improves energy efficiency and makes hotspot control more stable.

The application relates to an air conditioner control method and device, an air conditioner, a storage medium and a computer program product. The method comprises the following steps: acquiring first temperature data related to a target device and an environment; obtaining initial operation parameters of the air conditioner according to the first temperature data; controlling the air conditioner to start operation with the initial operation parameters, and acquiring second temperature data related to the target device in real time; and adjusting the operation parameters of the air conditioner according to the second temperature data, and controlling the cold output of the air conditioner. The second temperature data related to the target device is directly used to couple and control the operation parameters of the air conditioner, so that the cold output is matched with the cold demand, the invalid energy consumption of the air conditioner is greatly reduced under the premise of ensuring the stable operation of the communication device, and the energy-saving rate is improved.

The present invention relates to the field of HVAC automation technology, and specifically to a temperature and humidity control system and a control method, including: a precooling section, provided with a precooling component, for dehumidifying and cooling the fresh air entering the precooling section, the input end of the precooling section is provided with a fresh air temperature and humidity sensor, and the output end is provided with a precooling temperature sensor; a rotary dehumidifier, connected to the output end of the precooling section, and the input end of the rotary dehumidifier is provided with an air supply valve. Based on different dehumidification loads, this application fully considers the comprehensive energy-saving points of the system, so that the energy-saving rate of the clean environment temperature and humidity control system of the entire deep dehumidification is greatly improved. After project evaluation, the energy-saving rate is improved by at least 30% compared with the conventional control system before the transformation. Through the application of control methods such as the linkage of unit equipment and active optimization of target temperature, the temperature accuracy can be maintained within ±0.3°C for a long time, and the humidity accuracy can be maintained within ±3% for a long time.

This invention discloses a ductless remote displacement dehumidification method and dehumidifier for large-space buildings, belonging to the field of building environmental humidity control technology. The method includes: the air to be treated sequentially flows through air filtration and refrigeration dehumidification treatment, then its pressure is increased to above 2 kPa by an ultra-high pressure EC fan, and after being stabilized by a flow equalization static pressure box, it is ejected from a long-neck nozzle at ultra-high dynamic pressure velocity, forming a remote displacement airflow. Based on the principle of mass, momentum, and static pressure conversion of air movement in a confined space in fluid mechanics, the remote displacement airflow actively adapts to the shape and size of the building space. Upon reaching the building's end wall, the dynamic pressure is converted into static pressure, forming a positive pressure center. This positive pressure center, combined with the negative pressure center at the dehumidifier inlet, creates a pressure difference, driving the return flow carrying humid air back to the dehumidifier inlet, completing a closed-loop dehumidification cycle. This invention also discloses a ductless remote displacement dehumidifier that implements the above method. This invention eliminates the need for duct installation, establishes an orderly airflow organization within a large building space, achieves remote displacement dehumidification, provides a large dehumidification coverage area, has a high energy efficiency, and can simultaneously filter dust or harmful gases.

The present invention belongs to the technical field of fresh air control, and specifically discloses a fresh air intelligent control system based on the coordination of multiple air outlets, including: an air outlet information integration module, an environmental information monitoring module, an air outlet mode confirmation module, an air outlet control judgment module, a database and an air outlet control confirmation module. The present invention effectively solves the problem that the current air outlet control method is not suitable for large-scale venue control by considering the coordination and cooperation of multiple air outlets to confirm the air outlet mode, fully considers the influence of the corresponding air outlet state of air outlets in different positions on the overall fresh air effect, avoids the one-sidedness and singularity of the current integrated control, improves the flexibility and adaptability of the fresh air system setting, and significantly improves the energy saving rate of the fresh air system. At the same time, the air outlet mode is confirmed by combining the temperature conditions and carbon dioxide concentration conditions of each air outlet area, which makes up for the shortcomings of the current air outlet setting.