103results about How to "Improve energy efficiency utilization" patented technology

The invention relates to a frequency and power distributing method based on an NOMA (non-orthogonal multiple access) system. The frequency and power distributing method comprises the following steps: confirming a user set for sending information to a cell by a base station and obtaining CSI (channel state information) of the user set at a base station end; distributing each sub channel to a user with the best CSI condition, and regarding the user as a strong user; based on this, combining the strong user with other users in sequence, calculating a maximum channel capacity value of each pair of sets, selecting one pair of set with maximum channel capacity value, and regarding another user in the set as a weak user; distributing two users which are respectively the strong user and the weaker user on each sub channel, wherein the set comprising the strong user is a strong user set Omega A, and the set comprising the weak user is a weak user set Omega B; performing optimal power distribution on the strong user and the weak user on each sub channel respectively. The method can meet large-scale user transmission needs in the future, and increases access probability of the user, so that the spectrum efficiency of the system is improved.

The invention relates to a defrosting control system and a defrosting control method of a refrigerator. The system comprises a controller, a circulating fan, and a defrosting temperature sensor, a refrigerating chamber temperature sensor, a freezing chamber temperature sensor and an environmental temperature sensor connected with the controller, wherein the circulating fan is arranged beside a refrigerator evaporator; an air flue where the circulating fan is positioned is provided with a freezing chamber air inlet and a refrigerating chamber air inlet, and the air inlets are provided with a freezing chamber air inlet electric air door and a refrigerating chamber air inlet electric air door respectively; the air flue where the other side of the refrigerator evaporator corresponding to the circulating fan is positioned is provided with a freezing chamber return air port and a refrigerating chamber return air port; and the freezing chamber return air port is provided with a freezing chamber return air port electric air door. Refrigeration and defrosting are controlled by controlling the electric air doors of each air port and the circulating fan so as to save electrical energy, avoid generating continuous high temperature to affect the temperature of the refrigerator and reduce the energy consumption; and the refrigerator evaporator is defrosted through relative hot air of the refrigerating chamber by using the temperature difference between the refrigerating chamber and the refrigerator evaporator, so the energy utilization rate is high and the energy consumption is saved.

The invention relates to a hybrid mechanism media access control (MAC) protocol communication method based on a wireless sensor network. A period appointment time interval is set, and an owned time slot of a node is utilized, so that the node participates in appointment of a competition channel when the owned time slot comes, each appointed time slot is provided with a maximum window time for carrier sense, the awakened random sense is activated by utilizing the node, the appointment message transmission and collision probability of the node and the idle sense time are reduced, single-hop or multi-hop data time slot appointment in a single period is realized, the control overhead and the data transmission delay are reduced, the node is activated and awakened at a period data time interval according to the appointment conditions of various data time slots in the appointment time interval, the node is awakened and sensed at an appointed data time slot, the single-hop or multi-hop transmission of single period data is realized, a node at a data time slot which is not appointed is positioned in a sleep state, the energy efficiency utilization rate of the node is improved, and the timeliness requirement of the data transmission can be well met.

The invention provides a method for reducing NOx in high-temperature calcination by an SCR denitration technology adopting a carbon-series reduction agent. The method comprises the steps of preparing the carbon-series reduction agent, carrying out primary denitration burning, and then carrying out secondary denitration in an SCR catalyst tower. A gaseous carbon-series reduction agent mainly adopting CO and H2 is prepared, one part of the gaseous carbon-series reduction agent is used for carrying out primary high-temperature denitration at a high-temperature flue gas outlet in material calcination process to reduce the NOx in the high-temperature flue gas into inert N2NOx, and the reduction rate is about 30%; the other part of the gaseous carbon-series reduction agent is used for secondary catalytic denitration in the SCR denitration tower, and the reduction rate of the NOx is more than or equal to 50%. Compared with the prior art, the method provided by the invention has the advantages that the denitration reaction temperature is very low and is 220-410 DEG C, and excessive NO exists, so that the risk of escape of trace amount reduction gases such as CO and H2 together along with waste gas is greatly reduced; and the discharged waste gas subjected to denitration treatment passes through material crushing and grinding equipment, the residual heat of the waste gas is utilized for heating and drying materials, so that the energy-efficiency utilization rate of the whole system is increased.

The invention discloses a frostless air source heat pump device and method based on membrane method dehumidification and indoor regeneration humidification. The frostless air source heat pump device comprises a refrigerant circulation loop and a solution dehumidification / humidification circulation loop. The refrigerant circulation loop comprises a compressor (1), a four-way reversing valve (2), an indoor heat exchanger (3), a regeneration condenser (4), a throttling valve (5) and an outdoor heat exchanger (6) which are sequentially connected together in series through a first communication pipeline. The solution dehumidification / humidification circulation loop comprises a heat recovery heat exchanger (10), a regeneration condenser (4), an indoor humidification membrane assembly (11), a heat recovery heat exchanger (10), an outdoor dehumidification membrane assembly (7) and a dehumidification solution storage tank (8). According to the frostless air source heat pump device and method based on membrane method dehumidification and indoor regeneration humidification, outdoor air latent heat is converted into sensible heat through the dehumidification membrane assembly, frosting is avoided, and moisture introduced through a dehumidification solution is regenerated and used for indoor humidification.

The invention is suitable for the technical field of an air conditioner, and discloses an air conditioner and an air supplying method of the air conditioner. The air conditioner comprises a casing and a heat exchanger arranged in the casing, wherein an air inlet is formed in the casing; the casing is provided with an air hole penetrating through the casing; an air outlet which is used for blowing out the airflow to enable the negative pressure to be generated at the air hole is formed in the inner wall of the air hole; an airflow generating device which is used for driving the airflow to enter into the casing from the air inlet and discharging the airflow out the casing from the air outlet after the airflow flows through the heat exchanger is arranged in the casing; the air hole is positioned in one side of the airflow generating device. The air supplying method of the air conditioner adopts the air conditioner. By adopting the air conditioner and the air supplying method of the air conditioner, the aerodynamics theory is used, and an air supplying effect having performance many times higher than the performance of the air inlet and the air outlet is formed; the energy efficiency utilization is high; the air supplying effect is excellent; the air output is stable and uniform; people feel comfortable; the energy-saving and environment protection effect of the air conditioner is excellent.

The invention relates to a method for crystallizing noncrystalline silicon by induction heating, wherein a strong alternating magnetic field is generated by using an induction coil, the alternating magnetic field approaches a noncrystalline silicon thin film covered with a metal film, the metal film can generate strong induction vortex current which is capable of rapidly heating the metal film so as to heat the noncrystalline silicon under the metal film, the conductivity of the heated noncrystalline silicon is enhanced, a vortex current can be also generated in the alternating magnetic field to further heat the alternating magnetic field per se, and therefore the noncrystalline silicon thin film is rapidly heated to reach the crystallization temperature, and the purpose of crystallization is achieved; and the method disclosed by the invention has the advantages of simple required equipment and low cost and is beneficial to popularization and application of polysilicon thin film transistors.

The present application provides a fan speed adjustment method and apparatus, a device, a storage medium, and a program product. The method includes: obtaining ambient temperature and chip temperatureof an electronic device; determining whether the forced heat dissipation condition is met according to the chip temperature; if not, adjusting the cooling fan speed of the electronic device accordingto the ambient temperature and preset energy efficiency ratio information; wherein the preset energy efficiency ratio information includes a first correspondence relationship between the ambient temperature and the cooling fan speed in the case where the energy efficiency ratio is optimal, and the energy efficiency ratio is the ratio between the energy consumption information and the computing power of the electronic device. The method, the apparatus, the device, the storage medium, and the program product provided by the embodiments consider the chip temperature of the electronic device andthe effect of ambient temperature of the electronic device on the heat dissipation of the device, and adjust the fan speed according to the two temperatures, thereby improving the energy efficiency ratio of electronic device.

The invention is applicable to the technical field of air conditioners and discloses a ceiling air conditioner and an air supplying method using the same. A wind wheel forwards blows out airflow from an air outlet in the side wall or periphery of each wind tunnel, the airflow can carry the adjacent airflow to move forward together while being blown out forwards from the air outlet along the axial direction of the wind tunnel, so that negative pressure is formed in the wind tunnel; under the pumping action of negative pressure, air at the rear part of the wind tunnel is pumped forward so as to enter through an opening in the rear end of the wind tunnel, pass through the wind tunnel and flow out from an opening in the front end of the wind tunnel, so that the air supplying effect of an airflow center is enhanced; furthermore, air around the wind tunnel is supplemented under the action of negative pressure, and the central airflow drives the surrounding airflow to flow forward together, so that the air supplying range is enlarged, an air supplying effect which is at least multiple times that of the air inlet capacity of the air inlet is formed, the energy efficiency utilization ratio is high, a lot of cold air or hot air is prevented from being directly blown to the head of a user and further causing discomfort of the user, the air supplying effect is good, and the comfortable degree of a human body can be improved.

The invention belongs to the technical field of air ducts, and discloses an air duct system, an air supply method of the air duct system and a fan and an air conditioner with the air duct system. An air flow channel is divided into at least two sub channels by air tunnel portions, wind wheels suck air flow in from air inlets, the air flow is made to flow through a heat exchanger and then made to be blown out forwards from air outlets located on the inner side or the periphery of the air tunnels, the air tunnels are front-back through tunnels, air enters an air inlet portion from the air inlets, flows to squeezing portions, then is divided into at least two streams under the effect of the air tunnel portions and then is blown out from the air outlets, air blown out from the air outlets enables the front sides of the air tunnels to form negative air pressure, and air at the rear portions of the air tunnels is sucked forwards and flows out from front end openings of the air tunnels. The air supply effect which is at least multiple times the air inlet capacity of the air inlets is formed through the principles of the aerodynamics, the energy efficiency utilization rate is high, the air supply effect is good, and the energy saving and environment protection effects are good.

The invention discloses a baseband processing resource allocation method and a device thereof. The device is applied to a baseband centralized processing system formed by a plurality of baseband processing servers. The device comprises a cache module and an allocation module, the cache module is used for caching baseband signals of different modes, and the allocation module is used for allocating baseband signals to be processed in the cache module to the baseband processing servers according to the current computing resource occupation amount provided by the baseband processing servers. The method is applied to the baseband centralized processing system formed by the baseband processing servers. The method includes the steps of carrying out cache according to the baseband signals of different modes, and allocating the baseband signals to be processed in the cache to the baseband processing servers according to the current computing resource occupation amount provided by the baseband processing servers. By means of the baseband processing resource allocation method and the device thereof, the use ratio, efficiency and the space use ratio of the baseband processing servers in a large-scale baseband processing center can be improved.

The invention discloses a carbon dioxide capturing system and method based on waste heat recycling of turbine exhaust steam. The carbon dioxide capturing system based on waste heat recycling of turbine exhaust steam comprises a carbon dioxide collecting sub-system and a waste heat recycling heat pump sub-system based on turbine exhaust steam, wherein the carbon dioxide collecting sub-system comprises an induced draft fan, an absorption tower, a rich liquid pump, a barren / rich liquid heat exchanger, a rich liquid heat exchanger, a desorption tower, a reboiler, a barren liquid pump, a barren liquid cooler, a tower top gas heat exchanger and a gas-liquid separator; the waste heat recycling heat pump subsystem based on turbine exhaust steam comprises a condenser, a tower top gas heat exchanger, a compressor, a reboiler, a barren / rich heat exchanger and a throttling valve; and in the carbon dioxide collecting sub-system, the absorption tower is provided with a bottom gas inlet used for enabling CO2-containing flue gas introduced by the induced draft fan to enter the adsorption tower, and a bottom liquid outlet is connected with an inlet of the rich liquid pump. The system and method provided by the invention are suitable for trapping low-concentration CO2 in flue gas generated by coal-fired power plants and the like.

The present invention provides a cabinet air-conditioner with a movable air freshening device, which resolves the problems such as small supply air volume and the like existing in the prior art. When moving the air freshening device, a driving component drives the transmission component, the transmission component transmits drives a moving component to move, thereby leading the air freshening device to move up and down or left and right on a fixing component, opening or partially opening an air inlet. The air freshening device arranged at the air inlet inner side of the air conditioner is free-standing, which can be move according to the requirement of user selective function, for example, when refrigerating or heat-producing, opening or partially opening the air inlet by moving the air freshening device, thus increasing the supply air volume of the system, improving the energy-effect utilization ratio of the air conditioner, and reaching and meeting the object of increasing comfort degree of user.

The invention provides a heating and temperature detecting method in tea processing, which applies electromagnetic heating and far infrared temperature detecting, wherein the electromagnetic heating comprises thermal insulation material, a heating coil, a magnetic conductive object and the like, and the far infrared temperature detecting comprises a far infrared temperature sensor and a temperature display device or a control device. The invention provides an electromagnetic roller steaming machine which consists of a steel cylinder, the heating coil, the thermal insulation material, a decorating plate, a guide pulley, the temperature sensor, transmission device, a stander, an electronic control cabinet and a guide vane strip; and the steel cylinder is heated in a way of electromagnetic heating, and the temperature of the steel cylinder is monitored in real time by the far infrared temperature sensor. The method has high energy conversion efficiency, little unavailable energy loss and no smoke and harmful gas emission, greatly reduces the air temperature of a workshop, and improves the work environment of the workshop; and furthermore, the method is sensitive and rapid in temperature response, can effectively reduce the fluctuation range of the temperature of the steel cylinder, is beneficial to accurately adjusting and controlling the electronic control cabinet, effectively improves the quality of enzyme-denatured leaves, and is even in deactivation of enzyme. Therefore, tea has obvious aroma and emerald green color.

The invention belongs to the technical field of air ducts, and discloses an air duct system, an air supply method of the air duct system and an air conditioner with the air duct system. Air flow blown out from all air outlets flows forwards to enable negative pressure regions to be formed on the front sides of all air tunnels, and under the effect of all the negative pressure regions, air on the rear sides of the air tunnels is sucked to penetrate through the air tunnels, so that the air is blown out forwards with the air flow blown out from the air outlets. Due to the fact that air has certain viscosity, when the air flow is blown out from the air outlets, the air flow carries adjacent air flow to flow forwards together, the air supply effect at the air flow center is enhanced, moreover, air around the air tunnels is supplemented due to the effect of negative pressure, the air supply range is expanded, the air supply effect which is at least multiple times the air inlet capacity of air inlets is formed through the principles of the aerodynamics, the energy efficiency utilization rate is high, the air flow does not need to be cut by fan blades, the air supply amount is stable and even, human bodies can feel more comfortable, and the air supply effect is good.

The invention discloses a refrigerator condenser heat radiating system which comprises a water pump, a water tank, a controller, a condenser temperature sensor, a water tank temperature sensor and a liquid level sensor, wherein the condenser temperature sensor, the water tank temperature sensor and the liquid level sensor are connected with the controller; the condenser temperature sensor is arranged on the condenser, the water tank temperature sensor is arranged on the water tank, and the liquid level sensor is arranged on the top of the water tank; and the condenser is a connecting pipe which is connected with a cooling pipe and a condenser pipe side by side, one end of the cooling pipe is directly connected with the water tank, the other end of the cooling pipe is connected with the water tank through the water pump, and a water outlet valve is arranged at the lower part of the water tank. The invention also discloses a control method of the refrigerator condenser heat radiating system, the control method comprises the following steps: automatically cooling the condenser by use of the temperature difference of the water tank cooling water and the condenser; and simultaneously heating the water in the cooling pipe by use of the heat of the condenser, thereby not only cooling the condenser but also recycling the heat of the condenser. The control method provided by the invention has the advantages of high energy utilization rate, and environmental friendliness and energy conservation; and by utilizing the device and control method provided by the invention, a refrigeratorcan achieve a function of supplying hot water.

The invention discloses a temperature control device and method used for biomolecules, especially research in the nucleic acid reaction field. The device comprises multiple levels of temperature control units, and each level of temperature control unit comprises one heating or cooling device, at least one temperature sensor, and no more than one metal heat conduction device. The different levels of temperature control units are thermally coupled in a tight applying manner, the last level of temperature control unit is thermally coupled to a heat radiation device, and a thermal insulation housing is surrounded in the side surface of the whole device. Thus, heat can be efficiently and uniformly conducted among the temperature control units to reduce heat exchange between the side surface ofthe whole device and the outside. Each level of temperature control unit controls the temperature independently, and the temperature and duration of the different levels of temperature control units are coordinated and distributed by means of an algorithm, so that the energy utilization rate of the whole device is maximized, and the temperature change rate of the first level of temperature controlunit is improved greatly.

The invention discloses a steam generator and a steam cooking utensil with the steam generator. The steam generator comprises a main body portion, a dummy plate, a heating pipe and a cover plate, wherein the main body portion comprises a frame body, the front end and the rear end of the frame are communicated, the dummy plate divides the frame body into a heating cavity located in front of the dummy plate and a steam cavity located behind the dummy plate, an air inlet communicated with the heating cavity and the steam cavity is formed in the dummy plate, the heating pipe is connected with the dummy plate so as to heat the heating cavity and the steam cavity, the cover plate is arranged at the front end of the frame body so as to seal the heating cavity, a water inlet communicated with the heating cavity is formed in the cover plate, the rear end of the frame body is connected with the steam cooking utensil, and a plurality of steam turbulence portions arranged at intervals are arranged on the rear surface of the dummy plate. According to the steam generator used on the steam cooking utensil, the heating pipe arranged on the dummy plate can simultaneously heat the heating cavity and the steam cavity, and therefore heat loss can be reduced, and energy efficiency utilization rate is improved.

The invention discloses a preparation method for superparamagnetism ferrite nano particles, relates to nanometer materials and provides a quick, environment-friendly and convenient preparation method for the superparamagnetism ferrite nano particles. The preparation method comprises the following steps: adding a sodium hydroxide solution into oleinic acid, stirring so as to obtain a white sodium oleate solid; then utilizing absolute ethyl alcohol to dissolute the sodium oleate solid during the stirring process and obtaining a homogeneous and transparent solution A; adding a hydrazine hydrate solution into the solution A during the stirring process; continuously stirring, enabling reactants to be well mixed and obtaining a homogeneous and transparent solution B; sequentially adding a Fe <3+> salt solution and a M<2+> salt solution into the solution B, stirring, enabling reactants to be well mixed and obtaining a solution C; transferring the solution C to a quartz reaction tube of a microwave synthesizer; sealing the solution C, packing the solution C into the microwave synthesizer and conducting a microwave synthesis; when the reaction stops, taking out the reaction vessel and adding the absolute ethyl alcohol; conducting an ultrasonic washing or centrifugal separation on the products; obtaining the superparamagnetism ferrite nano particles after the drying.

The invention discloses a process system for producing exquisite sand by adopting a machine-made sand vertical mill. The process system comprises a raw material cabin, the machine-made sand vertical mill, a combined powder concentrator, a vibrating screen, a cyclone and a circulating fan, wherein the raw material cabin, the machine-made sand vertical mill and the combined powder concentrator are sequentially connected; a bottom discharging opening of the combined powder concentrator is connected with the vibrating screen; the vibrating screen returns oversize products to the machine-made sandvertical mill; the air outlet of the combined powder concentrator is connected with the cyclone; the air outlet of the cyclone is connected with the circulating fan; a plurality of layers of screens with different pore diameters are arranged on the vibrating screen; a pre-screening device is arranged between the machine-made sand vertical mill and the combined powder concentrator; the process system further comprises a machine-made sand blending system for blending sand out of the combined powder concentrator and the vibrating screen; and the machine-made sand blending system comprises a weighing device, a mixing device, a conveying device and a storing device. The process system can realize high-quality machine-made sand production, can produce the machine-made sand meeting any fineness modulus requirement, meets different product demands and realizes multiple functions of a production system.

The invention belongs to the technical field of air ducts, and discloses an air duct system, an air supply method of the air duct system, a fan with the air duct system and an air conditioner with the air duct system. Airflow is at least divided into two ways and blown out from air outlets in the two sides of an air tunnel through flow diversion passages, so that airflow moving forwards evenly and stably is formed on the two sides of the air tunnel, strong and stable negative pressure can be generated in the air tunnel, under the suction effect of the negative pressure, air at the rear of the air tunnel is sucked forwards, enters the air tunnel from the rear end of the air tunnel, penetrates through the air tunnel, and then flows out of an opening in the front end of the air tunnel, the air supply effect of an airflow center is enhanced, air surrounding the air tunnel is supplemented due to the effect of the negative pressure, the center airflow drives the airflow surrounding the center airflow to move forwards together, the air supply range is increased, based on the aerodynamics principle, the air supply effect that the air inflow capacity is multiple times of the air inflow capacity of air inlets is formed, the energy efficiency utilization rate is high, and the air supply effect is good.

The invention discloses a light rail robot four-wheel-drive motion control system and a method thereof. A central control unit communicates with a power energy management unit, a motion driving unit and a peripheral sensing auxiliary unit; the central control unit controls the motion driving unit and the peripheral sensing auxiliary unit, and receives feedback information of the peripheral sensing auxiliary unit at the same time to adjust control parameters of the motion driving unit in real time, thus realizing the safe and stable operation of the system; and the central control unit reasonably adjusts the load balance of the motion driving unit according to the electricity quantity control and feedback of the power energy management unit. The light rail robot four-wheel-drive motion control system and the method have the following advantages: the driving of four independent step-servo motors of a light rail robot in an electrical power tunnel is realized; with an optimal energy efficiency ratio, the synchronization of the running of four wheels is realized; and the problems, such as the unstable gravity center of single-wheel-drive on-rail motion, insufficient driving force, the slipping of driving wheels on a slope, great motion noise after the addition of a speed reducer, and the like are solved.

The invention discloses a high-building water supply optimization simulation system, which is mainly composed of water supply equipment, a remote transmitting pressure meter, a pressure controller, an electromagnetic flow meter, an air pressure tank, a water tank, a butterfly valve, a variable-frequency pressurizing water pump, a control cabinet, a pipeline and a water faucet. The variable-frequency pressurizing pump is in charge of regulating running water intake pressure, and water is supplied to the water supply equipment from the water tank; the running water intake pressure is detected by virtue of the remote transmitting pressure meter and the pressure controller; a fixed valid value of the running water intake pressure is transmitted to the control cabinet; after receiving the value, the control cabinet, in combination with pressure, required by high-building water supply, set by the remote transmitting pressure meter and the pressure controller on a water discharge pipeline, can regulate the running of the water pump of the water supply equipment in accordance with the two pressure values, so that the water pump can run to an efficient value; and when the running water intake pressure satisfies the high-building water supply, an electric valve is directly opened by virtue of the control cabinet so as to supply water to floors; therefore, energy consumption is reduced and waste is relieved. By simulating such a circulating process, high-building water supply pressure and energy loss are detected, then user consumption required by users is detected by virtue of the electromagnetic flow meter and pressure fluctuation on pipelines is reduced by virtue of an air pressure tank, so as to further reduce energy consumption; and based upon various tests, the purposes of saving energy and optimizing a water supply scheme are achieved.

The invention discloses a production process system for producing multi-product machine-made sand. The production process system comprises a raw material bin, a machine-made sand vertical mill, a combined-type powder concentrator, a vibrating screen, a cyclone and a circulating fan, wherein the raw material bin, the machine-made sand vertical mill and the combined-type powder concentrator are connected in sequence, a bottom discharging port of the combined-type powder concentrator is connected with the vibrating screen, the vibrating screen returns oversize products to the machine-made sand vertical mill, an air outlet of the combined-type powder concentrator is connected with the cyclone, and an air outlet of the cyclone is connected with the circulating fan; and a plurality layers of screens with different pore sizes are arranged on the vibrating screen. The cone angle of each grinding roller of the machine-made sand vertical mill is not larger than 20 degrees, and the total projection area of the grinding rollers on a grinding disc accounts for 20-35% of the area of the grinding disc. A retention ring is a cut-through screening and retention assembly or a cross-type retention ring, auxiliary discharging assemblies arranged on the grinding disc and are located behind each grinding roller in the rotation direction of the grinding disc. By means of the process system, production of the multi-product machine-made sand can be achieved, and scale production is facilitated; and meanwhile, the effect of environmental protection is better, and ultraclean discharge can be achieved.

The invention relates to electromagnetic curing equipment, and in particular relates to straight plate type electromagnetic inner-curing equipment. The straight plate type electromagnetic inner-curing equipment provided by the invention comprises a power controller, a system control cabinet, a motor, a core model carrier with an idler wheel and a coil support, wherein a metal core model is in matching arrangement on the core model carrier with the idler wheel; one end of the metal core model is meshed with the gear on the motor through a transmission gear; the coil support is in matching arrangement on any side of the carrier with the idler wheel core model; a coil is in matching arrangement on the coil support; the coil is connected with the power controller; and a temperature sensing device is in matching arrangement on the coil support. The equipment provided by the invention is not in contact with a product when being heated, and as long as a metal core model with magnetic conductivity is arranged in the product and the heating part of the equipment is placed in the 10-500mm range at the edge of the product which needs to be heated, the equipment generates a vortex on the surface of the metal core model in an electromagnetic induction mode, thereby heating the surface of the metal core model and integrally heating the metal core model through heat conduction effects.

The invention discloses a disinfecting cabinet and a disinfecting factor generating device thereof. The disinfecting cabinet comprises a cabinet body, the disinfecting factor generating device is mounted on a middle beam between the upper layer and the lower layer of the cabinet body, the disinfecting factor generating device comprises an upper reflective light guide plate, a sterilizing lamp and a lower light guide protection cover, the sterilizing lamp is arranged between the upper reflective light guide plate and the lower light guide protection cover, a second fixing member sleeves the sterilizing lamp and is fixedly connected with the upper reflective light guide plate, the upper reflective light guide plate and the lower light guide protection cover are arranged in a clamped connection manner, the sterilizing lamp is one of or a combination of several of a light wave sterilizing lamp or an ultraviolet sterilizing lamp or other heating tubes or a metal halogen lamp, and the sterilizing lamp is arranged to be U-shaped or annular or S-shaped.Omnibearing irradiation sterilizing and heating are realized upper-lower irradiation and heating distribution control, so that effective using space is increased, sterilizing range is widened, sterilizing efficiency is improved, and the disinfecting cabinet is uniform and efficient in heating and drying, comprehensive and thorough in sterilizing and more energy-saving and power-saving.

The invention discloses an energy consumption management method which is applied to a management device in a data center. The data center further comprises a communication device, a refrigerating device and a power supply device, wherein the refrigerating device is used for refrigerating the communication device and the power supply device, and the power supply device supplies power to the communication device and the refrigerating device. The energy consumption management method comprises the steps that the management device obtains the current service load of the communication device, the current output power of the power supply device and the current refrigerating capacity of the refrigerating device, and the management device adjusts the current output power of the power supply device and the current refrigerating capacity of the refrigerating device so that the adjusted output power of the power supply device and the adjusted refrigerating capacity of the refrigerating device can be matched with the current service load of the communication device; or the management device adjusts the current service load of the communication device so that the adjusted service load of the communication device can be matched with the current output power of the power supply device and the current refrigerating capacity of the refrigerating device. The energy consumption management method improves the energy efficiency utilization rate of the power supply device and the refrigerating device.

The invention relates to a blowing expansion type plate heat exchanger and a manufacturing method thereof and belongs to the technical field of heat exchangers. The heat exchanger is formed by combining an inner-layer metal plate and an outer-layer metal plate, and the outer-layer metal plate is provided with convex ribs forming a circuitous flow channel; the circuitous flow channel comprises inlet confluent channel bodies communicating with an inlet pipe and outlet confluent channel bodies communicating with an outlet pipe; middle flow channel bodies connected in parallel are led out of the ends, away from the inlet pipe, of the inlet confluent channel bodies; and the middle flow channel bodies connected in parallel are connected with the outlet pipe through the outlet confluent channel bodies after at least one time of turning. According to the blowing expansion type plate heat exchanger, the heat exchange area of the heat exchanger is fully utilized, and the heat energy utilizing rate can be remarkably increased. The manufacturing process of the heat exchanger is convenient, fast and feasible. In use, the heat exchanger only needs to be attached and fixed to the surface of an inner container of a water heater, in this way, the whole inner-layer metal plate can be closely attached to the surface of the inner container of the water heater, the heat exchange area of the inner container is fully utilized, and in the process that high-temperature and high-pressure heat exchange media flow in the convex ribs, heat can be fast and efficiently transmitted to the inner container through the inner-layer metal plate.

The invention provides an ultrasonic motor with multiple axially laminated stators. The ultrasonic motor comprises at least two stators, a rotor and an output shaft, wherein each stator comprises a hollow stator plate and a piezoelectric ceramic module; a hollow stator ring is arranged in the middle of each stator plate; bonding pads in annular distribution are arranged on each stator ring; each piezoelectric ceramic module comprises N piezoelectric ceramic elements; the piezoelectric ceramic elements are welded and fixed on the bonding pads of each stator ring; a gap for vibration of each stator ring is arranged between each stator plate and the corresponding stator ring; each stator ring is connected with the corresponding stator plate through a connector; the rotor is in contact with the surfaces of the piezoelectric ceramic modules, an output shaft passes through the middle parts of the sequentially laminated rotor and stator rings to be connected; and the stators drive the rotor to rotate to form power output. According to the ultrasonic motor, the stators are axially laminated to form high torque output, the energy efficiency utilization rate is high and the electromechanical conversion efficiency is high.

An intelligent three-stage energy saving management and control system based on embedded public building energy saving mainly comprises a first-stage energy saving management and control system, a second-stage energy saving management and control system and a third-stage energy saving management and control system. The intelligent three-stage energy saving management and control system is characterized in that the first-stage energy saving management and control system is the highest-level energy saving management and control system, namely, a management center system; the second-stage energy saving management and control system is the branch center of different geographical areas; and the third-stage energy saving management and control system is a field energy saving management and control center. The first-stage energy saving management and control system comprises a control host computer, a storage device, a network communication controller and system software. Data information of the second-stage energy saving management and control system is transmitted to the first-stage control host computer through the network communication controller and stored in the storage device. The system software analyzes, mines, compares and optimizes the relevant information, gives corresponding early warning information and makes an optimization scheme, and transmits the optimization scheme data to the second-stage energy saving management and control system through the network communication controller. The second-stage energy saving management and control system carries out data adjustment and energy saving optimization on the third-stage energy saving management and control system managed by the second-stage energy saving management and control system according to the optimization scheme of the first-stage energy saving management and control system.