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359 results about "Excessive energy" patented technology

Method and system for energy management via energy-aware process scheduling

A method and system for energy management via energy-aware process scheduling provides per-process energy use / power dissipation control to manage system energy requirements and thermal conditions without throttling overall system performance. Use of energy by a particular process is measured or is estimated from resource requirements that are determined by the operating system or reported by the application owning the process. The scheduler then determines whether or not to allocate execution slices to the process in conformity with the measured or estimated energy requirements of the process. The scheduler may insert “idle” execution slices to reduce energy use / power dissipation or may prefer low energy-use processes over high energy-use processes. Pragmatic faults may be issued as warnings from the operating system to an application to indicate that energy requirements need to be curtailed. If the warning sent to the application does not result in sufficient energy use / power dissipation reduction, then the scheduler may implement the selective allocation of slices to processes that have an excessive energy requirement. The scheduler may be notified of such a condition through pragmatic “critical” faults that indicate a higher degree of severity than the previously-issued warning faults.
Owner:IBM CORP

Solar air-conditioning system and control method thereof

The invention discloses a solar air-conditioning system and a control method thereof. The solar air-conditioning system comprises a solar cell array, a photovoltaic converter and an air-conditioning unit. The photovoltaic converter comprises a booster circuit, a rectification and inversion grid-connected circuit and a control circuit, wherein the booster circuit is used for controlling the solar cell array to output the maximum power through maximum power output control signals, and the rectification and inversion grid-connected circuit is used for switching rectification and inversion grid-connected working states through state switching control signals, so that energy of a public electric network and energy of the solar cell array are used for supplying power to the air-conditioning unit, and the energy of the solar cell array is controlled to be fed back to the public electric network. By the adoption of the solar air-conditioning system and the control method of the solar air-conditioning system, the problems that excessive energy output by a solar cell array in the prior art can not be fed back the power grid and high costs are caused by the adoption of a storage battery are solved, and the effects that the excessive energy of solar power generation is fed back to the power grid, meanwhile, the power grades of an air conditioner are expanded, and the cost is reduced are achieved.
Owner:GREE ELECTRIC APPLIANCES INC

Numerical-control heating bending die and forming method for large-diameter thin-wall pure titanium tube

Disclosed are a numerical-control heating bending die and a forming method for a large-diameter thin-wall pure titanium tube. A plurality of pressure die heating holes are evenly distributed on the upper surface of a pressure die along the length direction of the pressure die, and a pressure die temperature measuring hole is arranged between each two adjacent pressure die heating holes. A plurality of mandrel heating holes and mandrel temperature measuring holes are circumferentially and evenly distributed on an end face of a mandrel, and one mandrel temperature measuring hole is positioned between each two adjacent mandrel heating holes. The pressure die heating holes and the mandrel heating holes are through holes, and the pressure die temperature measuring holes and the mandrel temperature measuring holes are blind holes. By determining a tube bending die, heat insulation of the die and a tube bender, bending speed, lubrication of the tube and the die, and heating and temperature control of the die, numerical-control heating bending of the thin-wall pure titanium tube with the diameter D larger than 40mm is realized, the problem of serious necking of the tube in a clamping area due to uneven heating temperature of the tube is avoided, excessive energy consumption for constant-temperature heating of the tube is reduced, the strength of a clamping end is ensured, and the bending yield of the tube is improved.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Method and device for enterprise energy management

ActiveCN104570973ABalance hasCapable of managing performanceEnergy industryTotal factory controlDatabase serverEnergy balanced
The invention provides a method for enterprise energy management. The method comprises the following steps: acquiring energy consumption data from all energy consumption measuring points in a real-time manner; sending the energy consumption data to a database server for saving; carrying out calculation to automatically generate an energy balance sheet/energy balance diagram, an audit statement and an energy management performance sheet; exporting and sending the energy balance sheet/energy balance diagram, the audit statement and the energy management performance sheet to a manager, wherein the manager takes corresponding treatment measures according to information in the energy balance sheet/energy balance diagram, the audit statement and the energy management performance sheet. The method further comprises the following steps: judging whether the energy consumption data are larger than a preset energy consumption threshold value or not, wherein if the energy consumption data are larger than the preset energy consumption threshold value, the next step is executed, and if the energy consumption data are not larger than the preset energy consumption threshold value, the judgment in the step is continued; issuing an early warning of excessive energy consumption to the manager in the form of a short messaging service or an email. The invention further relates to a device for realizing the enterprise energy management method. The method and the device have the benefits of an energy balance function, an energy audit function and an energy performance function.
Owner:广州邦讯信息系统有限公司

Elemental selenium and sugar compound and preparation method thereof

The invention discloses an elemental selenium and sugar compound and a preparation method of the elemental selenium and sugar compound. The elemental selenium and sugar compound comprises nano elemental selenium and water-soluble sugar, wherein the ratio of the water-soluble sugar to the selenium is (1-10000):(1-10000) according to the dry weight. The preparation method comprises the following steps: (1), preparing the nano elemental selenium; and (2), mixing the nano elemental selenium with the water-soluble sugar to obtain a mixture; and (3), spray-drying the mixture, and thus obtaining a finished product. According to the elemental selenium and sugar compound, water-soluble monosaccharide or polysaccharide is used for replacing or partially replacing a macromolecular substance in the prior art, thus the defects of difficulty in dissolution and dewatering, time consumption and excessive energy consumption of the macromolecular substance can be well solved, and meanwhile, the elemental selenium and sugar compound has multiple physiological functions of the water-soluble monosaccharide or polysaccharide. The preparation method disclosed by the invention has the advantages of safety and controllability of quality of products, simple, convenient and stable production process, energy consumption reduction, waste emission reduction, and the like.
Owner:THIRD INST OF OCEANOGRAPHY STATE OCEANIC ADMINISTATION

Health-care nutritive mush

The invention discloses nutritional health porridge. The porridge comprises the following components: 18 to 30 parts of yam by weight, 18 to 30 parts of pearl barley by weight, 7 to 15 parts of gordon euryale seed by weight, 10 to 15 parts of adzuki bean by weight, 6 to 10 parts of red date by weight, 0.2 to 0.8 part of salt by weight and 13 to 16 parts of white refined cane sugar by weight. The nutritional health porridge of the invention is made of the yam, the pearl barley, the gordon euryale seed, the adzuki bean and the red date, not only does not require too much energy expenditure of spleen and stomach, but also has rich nutrient which can supply Qi and blood quickly. The invention makes full use of the yam and pearl barley, in addition, the adzuki bean and the red date are added, and the formula fully embodies the Medicinal and Edible thinking of Chinese medicines. The nutritional health porridge can strengthen the spleen and stomach, benefit the lung and kidney and enrich the Qi and the blood, and the immunity can be enhanced and the occurrence of tumor can be effectively reduced by taking the porridge for a long time. The nutritional health porridge has rich nutrient and sweet palatability, and can be taken for a long-term. The nutritional health porridge is suitable for general population, in particular for the people having spleen deficiency and frail body and people in the cancer treatment period as well as the rehabilitation period.
Owner:丁怀聪

Sewage treatment monitoring system based on internet of things

The invention provides a sewage treatment monitoring system based on an internet of things. The sewage treatment monitoring system based on the internet of things is simple in structure, low in cost and easy to install and maintain, and comprises a water quality sensor, field control equipment, a heterogeneous data receiver, a PLC / DCS controller, an ad-hoc network wireless node, a wired / wireless redundancy ring network, an operator station, a chart printer, an industrial Ethernet, an NOM server and a mobile client terminal. The sewage treatment monitoring system based on the internet of things can be compatible with multi-network protocol conversion, monitors various water quality sensors and control devices in real time through a wired / wires redundancy ring network node, performs analysis, early warning and precise control on the phenomena of equipment failures, excessive energy consumption, abnormal water quality and the like through cloud computing and large-data mining, and avoids equipment failures, water discharge beyond standards and the other major accidents. The sewage treatment monitoring system based on the internet of things is simple in network construction, low in cost and easy to install and maintain, and has good application prospects.
Owner:NANTONG INST OF TECH

Wide-range adaptive CT (Current Transformer) energy harvesting method using regulated-flux and enhanced-permeability iron core

The invention discloses a wide-range adaptive CT (Current Transformer) energy harvesting method using regulated-flux and enhanced-permeability iron cores. Through a unique co-winding technology of dual iron cores and dual coils, the synthesis and control of flux in two independent magnetic paths are realized, stable energy harvesting induced voltage output is realized by regulating the flux in an energy harvesting coil, low-current starting is realized by using enhanced-permeability iron cores, the external load impedance of a regulating coil is automatically changed according to the induced voltage of the energy harvesting coil to realize the internal flux regulation of the energy harvesting coil and the primary current which changes in a wide range is automatically adapted; the stable output of the voltage of the energy harvesting coil when the current changes in the wide range is realized, the complex post-stage circuit design caused by excessive energy harvesting is avoided, the operation stability and reliability of equipment are improved, the method not only can be applied to energy harvesting products with higher power, but also can be applied to products such as CTs with low or micro power, and a new solution is provided for engineering application in which power is inconvenient to directly supply.
Owner:卢庆港

Control method and device for air conditioner

The invention discloses a control method and device for an air conditioner. The method comprises the steps that when it is detected that the air conditioner enters a target mode, a neural network collection module is adopted for collecting target working condition parameters of the air conditioner, wherein the target working condition parameters comprise the inner environment temperature and the outer environment temperature; the target working condition parameters are optimally matched in a preset database of a neural network data storage module, wherein the preset database comprises multiplesets of working condition parameters and energy efficiency ratios corresponding to each set of working condition parameters; when the target working condition parameters are successfully matched, a target energy efficiency ratio is determined; according to the target energy efficiency ratio, target operation parameters for controlling the air conditioner are determined; according to the target operation parameters, an execution mechanism of the air conditioner is controlled to operate. By means of the method, the problems are solved that in the related art, in the operation process of the airconditioner, the matching degree of a temperature control capacity output strategy and a power consumption energy saving strategy of the air conditioner is poor, a unit cannot achieve high-energy-efficiency energy-saving operation, and excessive energy consumption of the unit is caused.
Owner:GREE ELECTRIC APPLIANCES INC
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