878 results about "Effective energy" patented technology

Provided is a gas separation type showerhead for effective energy supply. The gas separation type showerhead includes: a gas supply module to which a first gas and a second gas are separately supplied; a gas separation module in which the supplied first and second gases are separately dispersed; and a gas injection module which is a multi-hollow cathode having a plurality of holes and in which the first and second gases separately dispersed are ionized in the holes to be commonly dispersed.

The invention discloses a method for recovering the waste heat of a thermal power plant and heating and supplying heat to hot water in a stepping way. In the method, low-temperature heat-net return water is firstly mixed with circulating cooling water positioned on an outlet of a cooling condenser or exchanges heat with the circulating cooling water positioned on the outlet of the cooling condenser to be increased in temperature and then sequentially delivered into an each-step vapour absorption type heat pump and a vapor-water heat exchanger in a series connection way to be gradually heated to be increased in temperature to heat supplying temperature and finally discharged through a water supplying pipeline; the circulating cooling water absorbs the waste steam condensation heat of a steam turbine in the cooling condenser, then one path of the circulating cooling water is directly mixed with the low-temperature heat-net return water or heats the low-temperature heat-net return water through the heat changer, the other path of the circulating cooling water is delivered into an each-step absorption type heat pump unit to be used as a low-order heat source of the absorption type heat pump unit, and the redundant heat of the circulating cooling water is discharged to the environment through a cooling tower. The invention uses the steam extraction of the steam turbine as a driving heat source of the absorption type heat pump so that the low-temperature heat-net return water is heated in a stepping way, thereby reducing the effective energy loss; the waste heat of the discharged steam of the steam turbine is sufficiently recovered in a direct heating way and an absorption type heat pump temperature increasing heating way, therefore, the comprehensive energy usage efficiency of the thermal power plant is enhanced.

Method and system for converting solar energy into electrical energy utilizing serially coupled multijunction-type photovoltaic cells in conjunction with a form of spectral cooling. The latter cooling is carried out by removing ineffective solar energy components from impinging concentrated light, inter alia, through the utilization of dichroics or the conversion of ineffective solar energy components to effective energy components by means of luminescence, phosphorescence, or fluorescence. Ineffective solar energy components are described as those exhibiting wavelengths outside the bandgap energy defined wavelength and an associated wavelength defined band of useful photon energy.

An object is to provide a light-emitting element which includes an exciplex being used as an energy donor capable of efficiently transferring energy to a substance exhibiting thermally activated delayed fluorescence. The exciplex comprises two kinds of substances and its singlet and triplet excited states are close to each other. Thus, by making light emission of the exciplex overlap with an absorption band on the longest wavelength side which corresponds to absorption by the substance exhibiting thermally activated delayed fluorescence, i.e., an energy acceptor, in a singlet excited state, it becomes possible to achieve efficient energy transfer from a singlet excited state of the exciplex to a singlet excited state of the substance exhibiting thermally activated delayed fluorescence, and it also becomes possible to achieve efficient energy transfer from a triplet excited state of the exciplex to a triplet excited state of the substance exhibiting thermally activated delayed fluorescence.

The invention relates to a universal system for producing cost effective energy particularly for cooling purposes. In one embodiment, wind turbines are used to generate electricity and compressed air energy, wherein the compressed air energy is used to co-generate electricity and chilled air. The chilled air is then used to chill water in either a mixing chamber, or a desalination system, wherein the chilled water is stored in a separation tank, wherein it can later be used to provide cooling for an air conditioning system for a facility. When desalination is used, the system produces chilled fresh drinking water which can be used for air conditioning, and then used as fresh drinking water. Any exhaust chilled air can be used directly for air conditioning.

The process and equipment, according to this invention, for manufacturing clear, solid ice of spherical and other shapes are capable of making clear ice balls and block ice of other shapes in the mold quickly, efficiently, and with effective energy utilization. This process is characterized in the steps of:a) preparing a mold for making ice balls and block ice of other shapes, which comprises an upper mold (24a) made of an insulating material and provided with a vertical injection hole (23) drilled therein and a water-injection nozzle (22) fitted in the hole; and a lower mold (24b) made of a water-freezing block (26) having coolant pipe (25) embedded therein;b) preparing for a domed lid (21a) or the lid of a different shape made of an insulating sheet, said lid (21a) having a shape that fits in with the surface shaped for the upper mold (24a) and being provided with a cylinder for being fitted into the vertical injection hole (23); and a shaped hemispherical cup (21b) of the same insulating sheet, which similarly fits in with the shaped surface of the lower mold (24b);c) assembling both halves of the mold (24) after the lid (21a) and the cup (21b) have been attached tightly to each other and placed in the mold;d) then, keeping the liquid to be frozen cooled at a predetermined temperature and spraying the liquid intermittently in the direction of the water-freezing block (26) that has been cooled to a predetermined freezing temperature;e) repeating the spraying operation to freeze the sprayed liquid in the container (21), layer by layer, until clear ice balls (20) or block ice of other shapes are formed; andf) disassembling the halves of the mold under the ice-releasing effect, which the ice container (21) has on the ice-making mold (24), and immediately taking out We shaped ice balls (20) or the block ice of a different shape.

An object is to provide a light-emitting element which uses a plurality of kinds of light-emitting dopants and has high emission efficiency. In one embodiment of the present invention, a light-emitting device, a light-emitting module, a light-emitting display device, an electronic device, and a lighting device each having reduced power consumption by using the above light-emitting element are provided. Attention is paid to Förster mechanism, which is one of mechanisms of intermolecular energy transfer. Efficient energy transfer by Förster mechanism is achieved by making an emission wavelength of a molecule which donates energy overlap with the longest-wavelength-side local maximum peak of a graph obtained by multiplying an absorption spectrum of a molecule which receives energy by a wavelength raised to the fourth power.

A crystalline semiconductor film having crystal grains of large grain size or crystal grains in which the position and the size are controlled is formed to manufacture a TFT, whereby a semiconductor device that enables a high-speed operation is realized. First, a reflecting member is provided on a rear surface side of a substrate on which a semiconductor film is formed (semiconductor film substrate). When a front surface side of the semiconductor film substrate is irradiated with a laser beam that penetrates the semiconductor film substrate, the laser beam is reflected by the reflecting member to irradiate the semiconductor film from the rear surface side. With this method, an effective energy density is raised in the semiconductor film, and an output time is made long. Thus, the cooling rate of the semiconductor film is made gentle and crystal grains of large grain size are formed. Further, the front surface side of the semiconductor film substrate is irradiated with the laser beam by using a substrate on which a reflecting layer is partially formed as the reflecting member, whereby the semiconductor film is partially irradiated with the laser beam from the rear surface side. Thus, a temperature distribution is generated in the semiconductor film, and the location where a lateral growth is generated and the lateral direction can be controlled. Therefore, the crystal grains of large grain size can be obtained.

The invention belongs to the pneumatic technology field, and relates to pneumatic artificial muscle. The artificial muscle consists of an outer mesh grid, an inner expansion tube, a sealing component and a sealing component with air vents. The outer mesh grid is aligned with the inner expansion tube at two ends and sleeved on the inner expansion tube, with the original length thereof a little longer than that of the inner expansion tube; and one end of the outer mesh grid is inserted into the sealing component, and the other end thereof is inserted into the sealing component with air vents. The inner expansion tube of the pneumatic artificial muscle is inflated with air with a certain pressure, so that the inner expansion deforms to cause the outer mesh grid to expand in the radial direction, so as to enable the pneumatic artificial muscle to expand in the radial direction, contract in the axial direction and output certain tensile force. The pneumatic artificial muscle has the characteristics of compact structure, simple manufacture, low price, high flexibility, high ratio of output force to dead weight, effective energy conservation, automatic buffer, pollution resistance, etc., and can be widely applied to the fields of robots, auxiliary medical apparatus and instruments, aviation, defense industry, etc.

The invention relates to a piezoelectric-electromagnetic composite low-frequency broadband energy harvester, and belongs to the technical field of new energy and power generation. The piezoelectric-electromagnetic composite low-frequency broadband energy harvester is characterized in that piezoelectric bimorphs are fixed at the upper surface and the lower surface of a cantilever beam; the surfaces of the piezoelectric bimorphs are coated with silver; one end of the cantilever beam is fixed on a base of a vibration body, and the other end is pasted with a permanent magnet; two sides of the permanent magnet are provided with induction coils respectively; and two side magnets are placed behind the two induction coils respectively. According to the invention, the environment adaptability and the energy harvesting efficiency of the energy harvester are improved; and the energy harvesting bandwidth can be effectively expanded. The piezoelectric-electromagnetic composite low-frequency broadband energy harvester harvests energy under vibration conditions by using a piezoelectric effect and an electromagnetic effect, can generate large current and high voltage, effectively makes up defects of a piezoelectric or electromagnetic independent energy harvesting mode, can achieve simultaneous output of high voltage and high current by using an effective energy conversion circuit, and is more conducive to charging a rechargeable battery or a super-capacitor.

The invention discloses an intelligent control system of an air conditioner. The intelligent control system comprises a master controller, a sensor, an output module and a transmission module. The sensor comprises an electric parameter detection module, a temperature detection module and a humidity detection module. The electric parameter detection module, the temperature detection module and the humidity detection module are in electrical connection or wireless communication connection with the master controller respectively. The master controller comprises one or more of an energy saving control module, a fault diagnosis module and a comfort degree adjustment module. By the intelligent control system of the air conditioner, effective intelligent control of the air conditioner can be realized, namely effective energy saving control, comfort degree adjustment or timely fault detection of the air conditioner, diagnosis of fault causes and soft recovery can be realized.

The invention discloses a super-capacitor electrode based on vertical oriented graphene and a manufacturing method thereof. The electrode comprises a current collector and a graphene nanosheet, wherein the graphene nanosheet is vertical to the surface of the current collector; each graphene nanosheet comprises 1-10 layers of graphene. In the manufacturing process, the current collector is heated to 600-1000 DEG C; a carbon element contained gas is adopted as a precursor gas to generate a plasma; the current collector is placed in the plasma; a vertical oriented graphene nanosheet directly grows on the surface of the current collector by using a plasma reinforced chemical vapor deposition method, and after the vertical oriented graphene nanosheet grows for 5 minutes to 8 hours, the obtained current collector with the vertical oriented graphene nanosheet grown on the surface is the super-capacitor electrode. The super-capacitor electrode with the vertical oriented graphene as active material can be made in one step so that the use of adhesives and agglomeration of graphene are avoided, the benefit of material infiltration and ionic diffusion is achieved and the potential in effective energy storage area of the graphene and the property of the super-capacitor is improved.

A method of mitigating power consumption in a DVB-H receiver is provided. The method may include predicting reception error(s) associated with a data burst to be received by the receiver, and deciding, based on the prediction result, to process or to eschew processing of MPE-FEC redundancy section(s) associated with the data burst, prior to the reception of the data burst. Predicting may include evaluating reception quality before receiving the data burst, by using data provided by the receiver's demodulator, wherein evaluating may be based on calculating a reception function (F) at the receiver, by using measured or calculated, scaled or weighted, parameter(s) associated with data received prior to the reception of the data burst. MPE-FEC redundancy section(s) associated with a received data burst may be processed only if the value of the reception function F is greater than a predetermined threshold value. Predicting may be based on data provided by the receiver's MPE-FEC unit. The scaling / weighting factors may be adjusted according to a policy to optimize reception conditions. Prediction may be enhanced by considering reception history, by utilizing reception function. A receiver is also provided, which utilizes the method.

The invention provides an application method of cold field plasma discharge assisted high energy ball milled powder and a plasma assisted high energy ball milling device using the cold field plasma discharge assisted high energy ball milling method. The method comprises the following steps: utilizing dielectric barrier discharge to generate plasmas, introducing a dielectric barrier discharge electrode bar into a high-speed vibrating ball-milling tank, on one hand, requiring a solid insulating medium on the outer layer of the electrode bar to simultaneously bear high-voltage discharge and mechanical shock failure of the grinding ball, and on the other hand, requiring the high-speed vibrating ball milling device to uniformly process the powder. The method is based on the ordinary ball milling technology; the processing efficiency and the effect of the ball mill can be greatly improved by the following steps: under a non-heat-balance discharge condition of the pressure that the discharge space pressure is set to be about 102-106 Pa, introducing the discharge plasmas to input another effective energy to the processed powder, promoting the powder to be processed to be subjected to combined action of the mechanical stress effect and the heat effect of the external electric field, and further accelerating refining of the powder and promoting the alloying progress.

The invention discloses an establishing method for an energy consumption model of a base station. The establishing method comprises the following steps of: a, presetting an independent variable and obtaining historical energy consumption data and base station service and configuration data corresponding to the variable; b, fitting a straight line for the obtained data by using multivariate linear regression analysis, returning regression analysis parameters that describe the fitted straight line and establishing the energy consumption model; c, carrying out model validation; and d, carrying out model modification according to a model validation result until the model validation result indicates that the obtained energy consumption model achieves the expected result. The invention further discloses an energy consumption predicating method of the base station, a corresponding establishing device for the energy consumption model of the base station, and an energy consumption predicating device of the base station. Compared with the conventional energy consumption management system, the energy consumption model obtained by the establishing method provided by the invention has an accurate and effective energy consumption predicating function.

The invention relates to an energy-saving dynamic adjustment method of a virtual web application cluster in a cloud computing environment. The energy-saving dynamic adjustment method includes: a building the virtual web application cluster; b monitoring the use condition of a virtual web application server; c judging the conditions of average central processing unit (CPU) use ratio and average memory use ratio in a section of [min%, max%]; d continuing to monitor the virtual web application server if both the CPU use ratio and average memory use ratio are in the section of [min%, max%]; e using a dynamical expanding method to build a new server if one of the CPU use ratio and average memory use ratio is larger than max% and the other of the CPU use ratio and average memory use ratio is larger than min%; f using a dynamic reduction method to remove a server on a host machine with the lowest resource use equivalent if one of the CPU use ratio and average memory use ratio is smaller than min% and the other of the CPU use ratio and average memory use ratio is smaller than max%; and g using a dynamic specification variation expanding method to build a new server if one of the CPU use ratio and average memory use ratio is smaller than min% and the other one of the CPU use ratio and average memory use ratio is larger than max%. The energy-saving dynamic adjustment method adjusts the web application cluster through the dynamical expanding method, the dynamic reduction method or the dynamic specification variation expanding method, ensures concentrated and lowest quantity operation of the host machine in a cloud platform, and achieves effective energy saving effect.

The invention provides a light emitting diode. The light emitting diode comprises a substrate, positive pole, hole transfer layer, emitting layer, electron transport layer and negative pole. The emitting layer comprises quantum dots and energy transfer molecules. The energy transfer molecules crosslink with the quantum dots by click chemistry. The energy transfer molecules, as dispersion medium of the quantum dots, have high electron / hole carrier injection ability, which can promote the production of excitons in energy transfer molecules and realize effective energy transfer from energy transfer molecules to fluorescent quantum dots. At certain voltage, the device can emit within the wavelength range of 380-900nm, with the maximum emitting peak covering ultraviolet to dark red light range. The invention further discloses the fabrication method and electronic display equipment of a light emitting diode.

The invention relates to a method for managing energy of a local dynamic reconfigurable system by coordinatively processing software and hardware. The conventional reconfigurable system has a high energy efficiency ratio. The method comprises the following steps of: performing task partitioning on application according to functional modules and establishing corresponding software task and hardware task; acquiring the power consumption of processing the software task and the hardware task, the time of processing the software task and the hardware task and the hardware task configuration time, and selecting the software task and the hardware task according to the principle of local energy optimum; constructing a directed acyclic graph of the application according to the relation constraint between the software task and the hardware task, and calculating the task priority level; and finally, coordinatively processing the software task and the hardware task. Due to the adoption of the method, an application example which is operated on a reconfigurable system of a dynamic part and comprises a plurality of tasks can realize effective energy management, so that the reconfigurable system of the dynamic part processes the application example and reduces energy consumption.

The present invention provides a low cost energy monitoring and accounting system for conservation and management of both electrical and mechanical energy. The energy balance established by the energy monitoring system clearly brings out the losses and wastes as well as abnormalities in energy consumption at different sections of the industry paving the way for effective energy management.

The invention discloses a combined down-the-hole hammer and a construction method thereof. The combined down-the-hole hammer comprises a coupler, a bracket body (3) and a plurality of small-diameter impacters (4) which are arranged on the bracket body (3), wherein one end of a gas distribution device (2) is connected with the bracket body (3), and the other end of the air distribution device (2) is connected with the coupler; the gas distribution device (2) is provided with a gas collection chamber (21); the gas collection chamber (21) is provided with gas distribution circuits communicated with the impacters (4); the gas distribution circuit which is connected with the impacter (4) arranged at the periphery has a large curvature gas circuit structure (22); the gas distribution circuit which is connected with the impacter (4) arranged in the center has a straight through structure (23); and the gas distribution device (2) is provided with a regulating device (26) capable of regulatinggas pressure and gas flow. The combined down-the-hole hammer constructed by the method has the advantages of low cost, reasonable structure, easy maintenance, convenient assembly and disassembly, reliable seal, effective energy utilization and high punching efficiency.

Energy-related devices such as heating, ventilation, and air conditioning (HVAC) units, electric vehicle charging platforms, and solar panels are becoming increasingly networkable within a home or business environment. Furthermore, utility providers are offering flexible pricing schemes that adjust the cost of energy over time based on overall demand, and the energy pricing data is made publically available. Provided are exemplary techniques that utilize this pricing data as well as exploit various synergies between the networked energy-related devices to develop automated and cost-effective energy control solutions.

Waveform analysis is performed to identify and characterize power-consuming devices operating on a building electrical circuit. Current waveforms are measured from the building circuit with electrical devices operating thereon. The waveforms are separated into wavelets and analyzed to identify a representative wavelet model which is transmitted to a server for analysis. The server compares the representative wavelet model to a predictive model built from waveform signatures of known electrical devices operating on a circuit. When the predictive model matches the representative wavelet model, the electrical devices contributing to the representative wavelet, their operating mode(s) (e.g., “on”, “off”, “paused”, “hibernating”) and / or their performance state(s) (e.g., normal operation, deterioration, or failure modes) can be identified. This information can be communicated as feedback to the consumer to facilitate more efficient and more cost-effective energy usage.

The invention discloses a mobile charging method based on clustering and energy relay in WSNs. The method comprise the following steps: firstly, nodes of the whole network are clustered, a cluster head is selected according to the energy consumption speed of the node, the residual energy and the distance from the base station node, and the corresponding cluster radius is computed, wherein the cluster head node is used as a resident point of the charger for performing energy transmission and data collection; secondly, the base station plans the corresponding charging path according to a charging request sent by the node, and dispatches a charger to charge the node; the node in the cluster performs the effective energy transmission through an energy relay way; when the nodes needs the emergency charging, the base station can determine the charger in response to a node emergency charging request. The charging process and the data collection process are combined, the data is divided into the sensitive data and insensitive data, and the different collection strategies are adopted. By using the mobile charging method disclosed by the invention, the energy consumption among the clusters in the network can be balanced, the charging validity and the network expandability are improved, thereby maximizing the network life.

The invention discloses a building cooling load prediction method and a device of an air conditioning refrigerator. The method comprises the steps of: acquiring meteorological parameters in multiple positions out of a building, and calculating heat out of the building; counting heat parameters in the building, and calculating heat in the building; building a building physical model according to the heat out of the building and the heat in the building; and acquiring operation data of an air conditioning refrigerator system in a preset time, training the building physical model according to a genetic algorithm, building an ash bin model, and predicting a building cooling load. The method has the beneficial effects of fastness, high accuracy, organic integration of prediction and feedback optimal control, capability of realizing precise and accurate control of a central air conditioning system and realization of effective energy saving effect.

The invention relates to a gas-steam circulation heating-electricity-cooling combined supply system and a gas-steam circulation heating-electricity-cooling combined supply method for a thermal power plant with zero energy loss rate and belongs to the technical field of gas-steam combined circulation heating-electricity-cooling combined supply. The gas-steam circulation heating-electricity-coolingcombined supply system comprises a heat-electricity combined circulation part, a large temperature difference adsorption waste steam recovery heat pump, a large temperature difference adsorption fluegas recovery heat pump, a flue gas condensation recovery acquisition device, an initial station steam-water heat exchanger, an adsorption heat pump / refrigeration all-in-one machine and the like, wherein the heat-electricity combined circulation part consists of a burning machine, a waste heat boiler, a steam turbine, a generator and the like. An operation regulating method for carrying out combination energy optimization on an integral thermal system, which is based on an adsorption heat-exchange waste heat recovery and large temperature difference heat supply technology and combines a climate compensation technology, is adopted, so that aiming at the characteristics of a gas-steam combined circulation system, the effect that the energy utilization efficiency for once of the thermal powerplant is close to, even exceeds 100 percent is realized. In the invention, energy resources at each energy grade are utilized to drive generating equipment, heating equipment and air-conditioning cold supply equipment, so that the energy-saving effect that compared with a flue gas low heating value, the effective energy output has no energy loss is achieved.

The invention discloses an automatic broadband detection method based on dual fast Fourier transformation (FFT). The automatic broadband detection method comprises the steps as follows: FFT point numbers approximately needed by frequency spectrums with different resolutions are set according to a broadband detection requirement; sampling data of a point Nfft1 are obtained through using an analog to digital (A / D) collection card; signals equal to Nfft1 in length are respectively subject to one time of FFT at a point number of Nfft1 and K times of FFT at a point number of Nfft2, so as to obtain the frequency spectrums with the different resolutions; the frequency spectrums with the different resolutions are respectively subject to noise floor estimation and effective energy detection, so as to obtain frequency domains, time domains and energy characteristic parameters of the signals; and the detected effective energy is combined with a signal list, and then statistical characteristic parameters of the time domains and the frequency domains of the signals are obtained. The accuracy and the reliability of the automatic broadband detection method are obviously higher than the accuracy and the reliability of a detection algorithm using a fixed resolution, so that the automatic broadband detection method can adapt to frequency spectrum or signal supervision in a relatively complex electromagnetic environment.

The invention relates to an improved flection-restraining support member which includes: a core part, an inner sleeve part, an outer sleeve; wherein, the core part consists of a core board and a ribbed stiffener for the core board; the inner sleeve part consists of an inner sleeve wallboard, an inner sleeve ribbed stiffener and a core board restraining board, the outermost layer is the outer sleeve; no clearance is left between the core board restraining board and the core board. The invention also provides a method for manufacturing the improved flection-restraining support member. The flection-restraining support has good returning-delaying characteristics and energy-consuming performance and is an effective energy-consuming member, which can reach 1 / 70 deformation amount, meet the 1 / 50 floor displacement distortion requirement of building under rarely-happen earthquake and can greatly improve the earthquake resistance of the building structure; furthermore, the material and manufacture are all realized in China, which greatly reduces the cost of the support and lays a foundation for generalization and application.