44 results about "Energy assessment" patented technology

The invention discloses an impact monitoring and energy assessment technology for a composite material structure and belongs to the technical field of intelligent detection and assessment of the composite material structure. According to the technology, a new two-step impact positioning method including an energy distribution smooth filtering method and a TOF (time of flight) based four-side central positioning method is applied in the aspect of impact positioning; in the aspect of impact energy assessment, a multipath integrated energy distribution assessment method for imaging processing based on pixel grid optimization is proposed and assessment for the absorbed energy distribution condition of the structure is realized. With the adoption of the technology, whole-layout impact positioning and energy assessment are realized; by means of the new two-step impact positioning method, precision, timeliness and reliability of impact positioning are improved; influence of structural complexity and composite anisotropy on the impact positioning and impact energy assessment performance is inhibited, effective impact positioning and energy assessment in a severe external environment are also improved, and wide application of the technology in technical fields of intelligent detection and assessment of the composite material structure is promoted strongly.

The invention relates to a laser focus test and laser energy assessment device. The device comprises a base body, and the base body is provided with an inclined plane having a preset angle and a reference bottom face for contacting a welding plane; the inclined plane is provided with a test sheet material for performing a laser energy assessment in a laser dotting manner, and a scale ruler for measuring different laser dotting distances and calculating a laser focus moving distance; and the scale ruler and the test sheet material are disposed on the inclined plane in a parallel and aligned manner. The device can perform a laser focus verification test, and also can perform laser energy assessments at different laser focuses; operation of the device is relative concise and convenient, verification time of a focus position can be greatly shortened, and, through comparison of different focus laser energy change conditions, the best welding focus is determined according to the change conditions; and the device has high safety while being used, and is especially suitable for laser equipment focus adjustment and laser energy assessment analyses at the different focuses.

The invention provides an optimizing method and an evaluation tool for secondary energy of planes. The method comprises the steps of modeling each system of a plane based on plane requirement decomposition in a top-down manner and performing analysis; defining system connectors, determining the energy interaction condition among the systems, and providing an optimization solution for establishing a system energy model for a comprehensive energy system architecture. The method realizes integrated design of a plane system. The design of a plane airborne system is integrated. By inputting a plane-level top layer parameter from a man-machine interface, top-down decomposition is performed on airborne system requirements, so that sub-system requirements are obtained. The energy consumption of the plane under a designated envelop can be calculated based on developed sub-system energy flow models. Further optimization for plane energy can be completed on the basis. The evaluation tool for secondary energy of planes is used in a stage of initial design of a plane and can also be used for modification of conventional plane types. The user interface is practical, convenient, operable and extendable. The optimized design of secondary energy of planes is realized, oil consumption is reduced and the weight of planes is reduced.

The invention relates to the field of energy monitoring and assessment, in particular to an energy assessment system and method. The method comprises the steps that energy companies are identified and classified; the data of various electronic devices in corresponding energy companies are collected according to the different classifications of the energy companies, and accordingly the using information of the current resources of the various electronic devices are acquired; the acquired using information of the current resources of the electronic devices are subjected to data transmission; the above measurement data are received, and energy efficiency assessment is conducted on the various electronic devices in the energy companies. According to the energy assessment system and method, the energy companies can be monitored in classified and itemized modes, the energy consumption of all the electronic devices in the energy companies can be monitored and assessed in real time, and therefore a basis is provided for energy reservation and emission reduction.

The invention discloses an effective-wind-speed-based wind energy assessment method, which comprises the following steps of: 1, acquiring data; 2, looking up a table to obtain saturation vapor pressure P(sat) in data processing; 3, calculating air density rho in the data processing; 4, selecting a constant air density value rho0 as a reference value according to the historical air density data of a wind power station; 5, calculating a plurality of effective wind speeds and average wind power density within a minimum time interval in the data processing; 6, converting the effective wind speeds within the minimum time interval into effective wind speeds within any large time interval in the data processing; and 7, performing wind energy assessment within any large time interval in the data processing. By the effective-wind-speed-based wind energy assessment method, the wind energy of the wind power station can be accurately assessed, and the influence of length of a time bucket on a wind energy assessment result can be avoided.

The invention discloses an effective-wind-speed-based wind energy assessment method, which comprises the following steps of: 1, acquiring data; 2, calculating a plurality of effective wind speeds and average wind power density within a minimum time interval in data processing; 3, converting the effective wind speeds within the minimum time interval into effective wind speeds within a large time interval in the data processing; and 4, performing wind energy assessment within the large time interval in the data processing. The effective-wind-speed-based wind energy assessment method is applied to a condition that air density is relatively constant and known within a certain time bucket; and by the method, the wind energy of a wind power station can be accurately assessed, and the influence of length of the time bucket on a wind energy assessment result can be avoided.

The invention relates to a method for authenticating different procedures of steam output and consumption in iron and steel enterprises. The method establishes steam flow authentication models for three different procedures: establishing a relationship model between the steam flow and the boiler production variable quantity for a stable steam production source, establishing a relationship model between factors influencing steam output of each device and the steam flow for a procedure of recovering a waste heat steam source, and establishing a relationship model of influencing the steam output and the steam flow in each link for a procedure (user) of consuming the steam. The method formulates a specific implementation process for establishing the steam flow authentication models, establishes a model base, and applies the method combining with searching, mending and updating in the steam flow authentication models. The method provides a real-time authentication method for steam instantaneous flow and cumulative flow in iron and steel procedures, improves the reliability of the steam measurement, solves the problems of measurement shortage and disputes caused by low accuracy and stopped measurement in iron and steel enterprises steam measurement, and achieves energy assessment, energy conservation and consumption reduction.

A method and apparatus for energy assessment in a communication network. The network may consist of a number of different portions, such as network elements or sub-networks that may be evaluated separately. By methods described herein, the idle-power consumption and the incremental-power consumption may be determined and combined to form a total power consumption allocation. An equitable allocation may in this way be provided for each service that shares network resources, and in some cases for the network operator as well.

The invention relates to the technical field of energy assessment, and particularly relates to an intelligent manufacturing energy efficiency assessment system. The system comprises a material energysystem, a material combustion system and a comprehensive evaluation system. The material energy system comprises a material energy calculation module, chemical equipment, a loss energy calculation module, a recycled energy calculation module, a consumed energy calculation module and an output energy calculation module, the material combustion system comprises a material mass calculation module, combustion equipment, a combustion temperature detection module and a residual material quality calculation module. The comprehensive evaluation system comprises an energy recovery rate calculation module, an energy loss rate calculation module, an energy consumption rate calculation module, a manufacturing rate calculation module, an energy conversion rate calculation module, a combustion utilization rate calculation module, a data comparison module and an evaluation module. The method can effectively unify the standard of the energy utilization rate.

The invention belongs to the field of energy evaluation, and particularly relates to a comprehensive energy system flexibility promotion measure evaluation method based on heat supply network regulation optimization. The method comprises the steps of constructing an optimization solution model of a centralized heat supply network in different regulation modes, constructing a comprehensive energy system flexibility evaluation index system based on heat supply network regulation optimization, and evaluating heat supply network flexibility promotion measure by subjectively and objectively combining a network analysis method-entropy weight method with empowerment. Compared with an existing method, the method takes heat supply network regulation optimization as a research starting point, more emphasis is paid to mining of potential flexible resources in the dispatching operation process of the integrated energy system, the reliability, economy and safety of the system are considered at the same time, the flexibility promotion mechanism of the heat supply network to the integrated energy system can be revealed, the operation characteristic of source-load interaction is enhanced, and therefore, the flexibility provided by the heat supply network in different adjusting modes is comprehensively and quantitatively evaluated, and more consumption of high-proportion renewable energy sources is realized.

The invention relates to a comprehensive energy system energy efficiency evaluation method and system based on energy efficiency improvement. The method comprises the steps that factors influencing system energy efficiency are divided into three aspects of economy, stability and environmental protection based on the actual operation condition of a comprehensive energy system; calculating the subjective weight of each index; calculating the objective weight of each index; comprehensively calculating the subjective weight and the objective weight to obtain a comprehensive weight value of each index, further calculating to obtain a comprehensive score of the system, and if the comprehensive score is higher than a preset threshold value, determining that the comprehensive energy efficiency level of the system is higher. According to the method, the energy efficiency level of a specific integrated energy system can be scientifically and reasonably evaluated; therefore, the method can be widely applied to the technical field of energy assessment.

The invention relates to a regional energy assessment method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring evaluation data of a target area, wherein the evaluation data are index values of the target area under a plurality of energy evaluation indexes; obtaining an energy assessment result of the target area based on the weight coefficients of the plurality of energy assessment indexes and the assessment data, wherein the weight coefficient of the energy evaluation index is determined according to the entropy weight and the correlation weight of the energy evaluation index, and the correlation weight is related to the correlation between the energy evaluation indexes. According to the method, two objective weight calculation methods of entropy weight and related weight are utilized, the information amount difference of single indexes and the difference and conflict of the information amount among the indexes are fully considered, the weight coefficient is determined together, the weight coefficient determination method is more objective, and the inaccurate weight calculation result caused by high subjectivity when a single weight is adopted is avoided, so that the evaluation result is more representative, and the reference value is higher.