15results about How to "Energy efficient operation" patented technology

The invention discloses a high-energy-efficiency space-time correlation distributed sensing node security anti-attack verification method, and aims at low power consumption and high-efficiency security enhancement of mass distributed deployment sensing nodes. The method comprises a low-power-consumption data transmission unit, a spatial neighborhood information fusion sensing data correction unit, a self-adaptive sensing information trend prediction time sequence security copy generation unit, a micro-power-consumption self-adaptive data acquisition unit, a self-adaptive difference value trigger anomaly detection unit, a self-adaptive data integrity verification unit, a self-adaptive data integrity recovery unit and the like. When the system runs, the gateway forms a time sequence-neighborhood fusion security copy according to a multi-node weighted data change rule, judges whether current sensing data is tampered or not on the basis of the time sequence-neighborhood fusion security copy, and corrects error data. And meanwhile, the gateway optimizes the node working mode in real time according to the node sensing data change trend characteristics contained in the security copy, so that the data security is improved, the power consumption is further reduced, the service life of a battery is prolonged, and large-scale application is promoted.

The utility model discloses an air-cooled heat pump evaporation spraying system controlled by supercooling degree, which comprises a refrigerating system and a spraying system, and an atomizing nozzle of the spraying system is aligned with a condenser of the refrigerating system. The spraying system comprises a water storage tank, an electronic water treatment instrument, a constant pressure pump, a countercurrent heat exchanger A, a countercurrent heat exchanger B and an atomizing nozzle which are sequentially connected with a water outlet of the water storage tank through a pipeline, an outdoor environment temperature sensor, and an exhaust temperature sensor mounted on an exhaust port pipeline of the compressor; the upstream temperature sensor and the pressure sensor are installed on a pipeline in front of the electronic expansion valve, and the constant pressure pump, the environment temperature sensor, the exhaust temperature sensor, the upstream temperature sensor and the pressure sensor are electrically connected with the controller and are monitored and controlled by the controller. By means of the mode, whether spraying is needed or not is determined according to the degree of supercooling, and the condensation area and the evaporation area of a refrigerating system are increased.

The invention discloses a fresh air type rotating wheel dehumidification air conditioning unit with a built-in heat pump system, and belongs to the technical field of air conditioners, the fresh air type rotating wheel dehumidification air conditioning unit comprises a box body, the heat pump system, a low-temperature regeneration dehumidification rotating wheel and an air duct system, the heat pump system, the low-temperature regeneration dehumidification rotating wheel and the air duct system are all fixed in the box body, and the low-temperature regeneration dehumidification rotating wheel comprises a regeneration side and an adsorption side; and the regeneration side can desorb and absorb the adsorbed moisture of the adsorption side. According to the low-temperature regeneration dehumidification rotating wheel, the regeneration side and the adsorption side of the low-temperature regeneration dehumidification rotating wheel are matched with each other during working, and energy consumption is reduced while a low-humidity indoor environment is achieved.

The present invention relates to the field of mine ventilation technology, specifically to a multi-area ventilation intelligent control method for complex goaf areas, comprising the following steps: based on the goaf ventilation field survey data, calibrating the economic indicators and ventilation efficiency of existing ventilation technologies, recording existing underground data, and evaluating the ventilation efficiency based on the existing data to generate a ventilation efficiency baseline. In the present invention, the mine ventilation system is optimized by using digital simulation and computer simulation to meet the specific needs of different mining areas, and the air leakage problem in the shallow goaf is reasonably blocked and guided, reducing the backflow of blasting smoke, increasing the effective air volume of the mine, ensuring the safe production of the mine, and making the fan operation efficiency of the mine area reach 79.7% and 75.9% respectively, realizing the energy-saving and efficient operation of the mine ventilation system, introducing the intelligent ventilation remote control system, reducing the safety hazards of manual operation and blasting smoke poisoning, and enhancing the safety management of underground large-scale blasting operations.

The utility model relates to the technical field of furniture, provide a kind of rhythmic chair frame and rhythmic furniture, rhythmic chair frame includes support seat, seat base and screw rod mechanism, seat base is fixedly arranged relative to support seat, seat base is equipped with leg rest structure and backrest structure, the power output end of screw rod mechanism is connected with one of transmission in leg rest structure and backrest structure;Wherein, leg rest structure and backrest structure between being equipped with linkage rod, to make both synchronous movement and unfold or close to relative to seat base. Screw rod mechanism only needs to drive leg rest structure and backrest structure these two moving parts, reduce the load of screw rod mechanism, reduce its work torque, improve the durability and service life of screw rod mechanism, operation is also more energy-efficient. Linkage rod realizes the synchronous movement of leg rest structure and backrest structure, reduces manufacturing and assembly complexity, improves the quiet performance and reliability;Seat base does not need to have high bearing structure strength, overall structure is more reliable and cost is lower.

The invention discloses a flange ring release agent automatic spraying device and a using method thereof, and belongs to the technical field of electrical insulator manufacturing, the flange ring release agent automatic spraying device comprises a main body spraying machine located at the top, a release agent purification mechanism installed at the bottom of the main body spraying machine, and a power mechanism electrically connected with the release agent spraying mechanism and the release agent purification mechanism; the main body spraying machine comprises a release agent spraying mechanism and a flange ring storage mechanism installed on one side of the release agent spraying mechanism. According to the automatic spraying device for the flange ring release agent, the release agent can be automatically sprayed to the flange ring, rapid and efficient automatic spraying is achieved, and manual labor is reduced. Through close cooperation of the upper part and the lower part, the full-automatic process from spraying to purification is achieved. The device is reasonable in design and complete in function, not only improves the production efficiency and quality, but also reduces the manual operation cost, and is an important embodiment of modern industrial production automation.

The invention discloses a pipe orifice anti-icing system for a water inlet pipe of an ice maker, and relates to the technical field of ice makers. The system comprises a heating unit, a heat preservation sleeve, a first temperature sensor and a control unit, the heating unit is arranged on a pipe opening of a water inlet pipe of the ice maker, the heat preservation sleeve wraps the pipe opening and the heating unit, and the first temperature sensor is arranged on the outer surface of the heat preservation sleeve. The control unit is respectively connected with the heating unit, the first temperature sensor and a water pump of the ice maker; the first temperature sensor is used for sending the detected pipe orifice temperature to the control unit; and the control unit is used for controlling the heating unit to heat the pipe orifice part when the pipe orifice temperature is lower than a set first temperature threshold value, and controlling the water pump to stop conveying the water source to the ice making box of the ice maker. Through precise temperature monitoring and feedback control mechanisms, the problem that drainage of the water inlet pipe is blocked due to pipe opening freezing is effectively solved.

The invention relates to the technical field of sewage treatment equipment, in particular to a self-adaptive energy-saving rotary bar screen machine. The self-adaptive energy-saving rotary bar screen machine comprises a bearing rack, a plurality of transmission chain wheels, transmission chains, supporting rollers, hollow pipes and protective baffles, the transmission chain wheels, the transmission chains, the supporting rollers, the hollow pipes and the protective baffles are installed on the bearing rack, the self-adaptive energy-saving rotary bar screen machine further comprises a driving mechanism, and the driving mechanism for driving the transmission chain wheels to rotate is installed on the bearing rack. The driving mechanism is electrically connected with a controller, and the controller is electrically connected with a plurality of visual cameras; the number of the grid pieces is multiple, and the multiple grid pieces are continuously arranged on the two adjacent supporting rollers in a staggered mode; and the adjusting mechanism is embedded in the hollow pipe on the rearmost side of the upper top end of the bearing rack. The self-adaptive energy-saving rotary bar screen machine provided by the invention has the advantages that the rotary speed can be adjusted in real time, the plow harrow is convenient to adjust, solid impurities are convenient to fish, the energy is saved, the environment is protected, and the efficiency is high.

This invention discloses an air conditioning unit for a containerized data center based on solar power generation and evaporative cooling. It includes a cooling integration box fixedly installed on one side of the containerized data center. The cooling integration box houses a mechanical refrigeration chiller and an indirect evaporative cooling chiller. Terminal precision air conditioners are installed within the containerized data center. The indirect evaporative cooling chiller is connected to plate heat exchanger b and plate heat exchanger a via pipes, forming a circulation loop. The terminal precision air conditioner is connected to plate heat exchanger b via pipes, forming a circulation loop. The mechanical refrigeration chiller is also connected to plate heat exchanger b via pipes, forming a circulation loop. A solar panel is installed on the top of the cooling integration box, and the solar panel is connected to the indirect evaporative cooling chiller and the mechanical refrigeration chiller via electrical wires. This invention utilizes a containerized integrated data center and chiller units, effectively saving floor space and reducing investment in pump room construction.

The utility model discloses a variety of pest detection and trapping equipment based on light trapping technology, including roof and bottom plate and infrared sensor, infrared sensor installs in the bottom plate side wall, install the electric network between roof and bottom plate, the sliding groove is combined and slides in the outer wall of electric network, the fixed plate is rotatably connected in the electric network, the outer wall sliding connection of fixed plate has connecting rod, the fixed connection of connecting rod end has the brush plate, the brush plate is combined and slides in the inner wall of electric network, the adjusting mechanism of adjusting sliding groove position is installed to the outer wall of rotating plate, the outer wall of connecting rod is provided with the elastic component of the drive brush plate closely combined inner wall of electric network. The utility model discloses through the cooperation of brush plate and scraper, realizes the synchronous removal of the inner and outer wall of electric network insect cadaver, and the brush plate is combined with the inner wall under the action of spring, and the scraper adjusts the wear gap through the threaded rod, ensures long -term stable cleaning effect, avoids the influence of insect cadaver accumulation on the conductivity of electric network, and improves pest killing efficiency.

The utility model relates to the technical field of chucks, in particular to an air passage structure for a pneumatic chuck. Comprising a bearing outer cover, the bearing outer cover is provided with an air hole, and the air hole is used for air inlet and outlet; the bearing inner cover is connected with the bearing outer cover; the air channel is used for transmitting air, the corner of the air channel is vertical, and the air channel is used for reducing airflow resistance; the sleeve assembly is arranged on the inner side of the bearing inner cover; the air chamber is formed between the sleeve assembly and the bearing inner cover, and the air chamber is communicated with the air passage; and the chuck assembly is arranged in the air chamber, and the chuck assembly is connected with the sleeve assembly. The pneumatic chuck can reduce the airflow resistance in the air channel and improve the response speed of the pneumatic chuck.

A full-operating-condition evaporative cooling composite split air-conditioning unit and control method, which relate to the technical field of energy-saving technology for refrigeration and air-conditioning equipment. The full-operating-condition evaporative cooling composite split air-conditioning unit comprises an indoor unit and an outdoor unit. The indoor unit is provided with an air supply system and an exhaust system, and the outdoor unit is provided with an outdoor air system. Heat and mass exchange equipment such as an air-water surface heat exchanger, an air-refrigerant surface heat exchanger or a sprayer is provided in each air system, and each heat and mass exchange equipment is reasonably connected through pipelines to form a variety of heat exchanger loops. The air supply system comprises a fresh air inlet, a first air chamber, a second air chamber and an air supply port, and is provided with a plurality of adjustable air valves for air volume adjustment and path control. The present invention can cover typical climate conditions throughout the year with a variety of operating modes through appropriate heat exchanger loops and air valve state switching, thereby achieving full-operating-condition energy-saving goals.

The invention relates to the technical field of municipal engineering, and discloses a municipal drainage system adopting new control logic and layout, which is arranged at a connection node of a community drainage pipe network and an external municipal drainage pipe network. Comprising an intelligent sensing and control unit, an anti-backflow cut-off unit and an emergency storage and drainage unit, and all the units cooperate to achieve the functions of drainage, backflow prevention and emergency storage and drainage. According to the municipal drainage system adopting the new control logic and layout, in order to prevent rainwater in a municipal pipe network from flowing backwards to a drainage pipe network in a community and protect life and property safety of residents, a liquid level sensor is arranged in a municipal drainage well of the community, and a backflow prevention action liquid level threshold value is preset; the controller instructs the waterproof sealed electric valve plate at the water outlet to be closed, communication between the community drainage pipe network and the municipal drainage pipe network is cut off, and therefore active backflow prevention is achieved, and backflow prevention reliability is improved.

The charging device of the plasticizing charging machine comprises a shell, a vibration main shaft and stirring blades, a circular-truncated-cone-shaped stirring cavity is formed in the shell, a cylindrical discharging opening is formed in the lower end of the stirring cavity, an upper cover is arranged at the upper end of the shell, and a vertically-through mounting hole is formed in the middle of the upper cover; a stirring blade transmission assembly is arranged at the upper end of the mounting hole, the stirring blade is connected with the lower end of the stirring blade transmission assembly, an upper closing plate is arranged at the position, located above the stirring blade transmission assembly, of the upper end of the upper cover, and the middle of the upper closing plate is sleeved with a vibration assembly which vibrates up and down. The lower end of the vibration spindle penetrates through the stirring cavity and is located in the middle of the discharging port, the inlet, close to the discharging port, of the vibration spindle is sleeved with a second discharging blade, and the outlet, close to the discharging port, of the vibration spindle is sleeved with a first discharging blade. The stirring assembly, the vibration main shaft and the vibration assembly are combined, and efficient stirring and guiding of materials in the stirring cavity are achieved.