100 results about "Potential analysis" patented technology

A computer implemented method uses a database of detailed, comprehensive utility operating and financial information. The method comprises: (1) feature based matching or similarity based benchmark and focus group selection; (2) a performance assessment procedure comprising multi-perspective analysis; and (3) multi-attribute business profiling and performance improvement potential analysis. As part of the performance assessment step, data corresponding to different utilities in a selected benchmark group are compared with each other to find their strengths and weaknesses. Interpretation of these gaps provides the cause of such gaps. Composite ranking analysis is used so that a composite score of at least one utility business is obtained.

The invention provides a method for evaluating electricity energy efficiency for an industrial user. The method comprises the following steps of establishing a three-level electricity energy efficiency evaluation index suitably for being used for an industrial user from technology, economy and management levels; determining the weight coefficients of the first level and second level indexes in the energy efficiency index by an analytic hierarchy process; determining the weight coefficient of the third level index in the energy efficiency index by an entropy method; and finally structuring a comprehensively weighted electricity energy efficiency evaluation model according to the weight coefficient of the third level index. The method provided by the invention can be used for overcoming the disadvantage of single weighting method, ensuring the scientificity and reliability of the evaluation model, and supplying guidance for the industrial user to develop the electricity energy efficiency diagnosis analysis, energy-saving potential analysis and energy-saving reformation.

The invention discloses a method for dynamically predicting potential productivity of paddy rice based on a geographical information system. The method comprises the following steps of: establishing a model library by using a program language; entering data required by model simulation into a database; progressively calculating photosynthetic potential productivity, light and temperature potential productivity, climatic potential productivity and land potential productivity layer by layer by sequentially selecting models in the model library and connecting the models with the database; counting according to a simulation calculation result; and selecting the most stable model combination for predicting the potential productivity of the paddy rice at the area in the future. By coupling a paddy rice potential productivity calculation model with GIS, the model parameters are systematically processed, the model calculation is more efficient and the potential analysis is more accurate; and thus a more reliable technical method is provided for making decision on the productivity of the paddy rice and increasing both production and income with great significance for guarantee of grain security.

System, method and program for inductance analysis for reducing time for analysis, to cope with increase in the system size, to achieve high accuracy in the analysis. Information on a power supply plane, in a state in which a beginning point of non-coupled current of return current accompanying a signal current is placed in the vicinity of a signal through-hole on the power supply plane, based on position information of said signal through-hole, is received. Potential distribution in the power supply plane is determined and output. The non-coupled inductance from the signal through-hole to the power supply through-hole in the power supply plane is evaluated. In the potential analysis, non-coupled inductance L from the signal through-hole to the power supply through-hole is represented by resistance R. The relationship that a voltage increment ΔV is represented by the product of the non-coupled inductance L and the rate of time change of the current, ΔV=LΔI / Δt, is replaced by the relationship that the voltage V is represented by the product of resistance R and non-coupled current I, V=R×I. Potential analysis is performed by analyzing two-dimensional heat diffusion in the power supply plane assuming that a heat source is placed at a beginning point of the non-coupled current.

The invention discloses a target detection algorithm based on targeted potential areas analysis, comprising the following steps: acquiring image data through a camera, carrying out super pixel segmentation on the image, quickly extracting an edge map of a super pixel segmentation map, acquiring the size of super pixels and a bounding rectangle thereof, combining super pixel blocks obtained through segmentation to get an initial area set, and taking the bounding rectangles of the areas as an initial rectangle set; calculating the tightness score of a super pixel set in a local rectangle area, the contour score of an optimal contour and the compactness score of a salient super pixel set in the contour; fusing the tightness score, the contour score and the compactness score through a data driving approach to get a targeted score of a final evaluation area; and sorting the initial rectangle set in a descending order based on the score, and selecting a high-probability area for target detection. The algorithm of the invention can be used in robot vision navigation and automobile aided-driving.

The invention discloses a method for controlling and reducing a peak load of a power grid by using an air conditioning load. The method comprises an air conditioning equipment body structure, an air conditioning load control method and air conditioning system classification and load reducing potential analysis thereof, wherein the air conditioning load control method comprises adjusting methods for air conditioning system area parameters, air system parameters, circulating equipment parameters and central mainframe equipment parameters; and the air conditioning load control method is an equipment recovery method for recovering equipment to a normal control level after the peak season of electric power. The control method of participating the air conditioning load in the peak reduction of the power grid can be applied to the policy distribution of the power demand response event growing up in the future, the client control instruction design and the like, so that the demand response is effectively performed, the peak load increment of the power grid is restrained, the power load curve is improved, the stable, safe and economical operation of the power grid is guaranteed; and the method is simple in structure, convenient for use and installation, simple in operation, low in cost and safe and reliable.

The invention discloses a method and a system for automatically generating an energy-saving diagnosis and modification strategy for a typical energy-consuming system. The system comprises a metering monitoring device, a data collection device, a database, a network server, an energy-saving modification strategy generating device and a user terminal which are mutually connected sequentially, the metering monitoring device realizes a real-time monitoring function, the data collection device collects data and inputs collected actual operating data into the database, and the database is connected with the network server and used for storage, inquiry and maintenance of equipment information and metering information and providing data support for a subsequent energy-saving potential analysis and energy-saving modification optimization scheme; and the network server is used for counting, comparing and analyzing original data input in the database to form an energy-saving analysis potential report, and the energy-saving modification strategy generating device is used for generating an energy-saving modification strategy according to the energy-saving analysis potential report. By adopting the method and the system, energy source utilization efficiency is improved, and energy consumption conditions of each equipment can be grasped to scientifically and timely determine energy-saving modification objects.

The invention discloses an energy-saving potential analysis method for a thermal power unit. The method includes the steps: respectively calculating actual operating values and target values of boiler loss energy, total boiler loss energy, steam turbine input energy, steam turbine loss energy, power generation input energy, plant power consumption energy and power supply output energy indexes of the thermal power unit; comparing differences of the target values and the actual operating values of all the energy indexes to obtain thermal power unit parts high in energy-saving potential and high in loss ratio, and then finding key factors influencing maximum loss in energy conversion of the thermal power unit; quantitatively acquiring influences and size of influence quantity of the key factors on power supply coal consumption through a consumption difference analysis method, and then technically improving the factors large in influence; and combining an energy loss analysis method and the consumption difference analysis method to finally acquire key parameter quantity influencing energy consumption of the thermal power unit to provide bases for optimizing the thermal power unit. The method is used for optimizing performance of the thermal power unit so as to improve economical efficiency of the thermal power unit.

The invention discloses a method and system for energy consumption analysis of a central air conditioner refrigeration station. All sub-systems of the central air conditioner refrigeration station are correlated, and in order to enable the comprehensive energy consumption index and the energy efficiency ratio index of a whole central air conditioner to be optimal, all the sub-systems must be matched with one another. According to the method, systemic energy conservation potential of the central air conditioner refrigeration station can be analyzed online in real time through collected main parameters such as refrigerator power utilization, refrigeration pump power utilization, cooling pump power utilization, cooling tower power utilization and gross refrigerating capacity. By adopting the technical scheme, energy conservation points and the magnitude of the energy conservation potential can be directly obtained through an energy conservation potential analysis model only by collecting and inputting refrigerator power utilization, refrigeration pump power utilization, cooling pump power utilization, cooling tower power utilization, gross refrigerating capacity and overall floorage, an excessively complex energy conservation analysis method is avoided, and input of professionals and time is greatly reduced.

The invention relates to a big data miner for multi-dimensional load characteristic analysis. According to the invention, a power consumer consumption behavior mode analysis module is connected with a load characteristic index analysis module, a consumption behavior mode factor and influence mechanism analysis module and a load curve abnormality diagnosis module, the consumption behavior mode factor and influence mechanism analysis module is connected with a power consumer demand response baseline calculation module and a demand response potential analysis module, the power consumer demand response baseline calculation module is connected with a power consumer demand response effect evaluation module, and the load curve abnormality diagnosis module is connected with an emergency load forecasting module. The big data miner provided by the invention for the multi-dimensional load characteristic analysis can be used for deep mining of load characteristics of a power consumer under the big data environment, can provide scientific theoretical support for two-way interactive demand response technology, and gives full play to the operating efficiency.

A method for positioning a vapor retarder within an insulation system to reduce condensation within the insulation system is provided. The incremental change in temperature per R-value of insulation is calculated by determining the temperature differential between the exterior temperature and the interior temperature and dividing this temperature differential by the R-value of insulation. Various possible temperatures for the vapor retarder within the insulation may be determined using the incremental change in temperature. The R-values of the insulation layers on either side of the vapor retarder may be determined by a condensation potential analysis. Preferably, the vapor retarder is positioned within the insulation system at a location where its temperature remains above the interior dew point temperature in the summer and above the exterior dew point temperature in the winter. An insulation system including a variably positioned vapor retarder is also provided.

The invention provides a method for combination exploitation of multiple longitudinal small fault blocks by a multiple-target directional well. The method includes: through accurate geological research and structural interpretation, clearly determining geologic features and structural features of a research area; analyzing planar and longitudinal remaining oil distribution laws of a fault block area layer by layer and block by block, performing potential analysis and well pattern design layer by layer and block by block, and computing controlled reserves and increasing recoverable reserves; adopting a 'three-optimization' design method to design target locations; utilizing seismic section to carry out wellbore trajectory optimization, analyzing reasonability of target optimization scheme design, and performing trajectory optimization design; tracking drilling progress on site, grasping drilling dynamic conditions, and adjusting and controlling a smart well trajectory in time. By the aid of the method for combination exploitation of the multiple longitudinal small fault blocks by the multiple-target directional well, the problem of poor economic benefit of drilling in single longitudinal remaining oil enriched areas of the complicated small fault blocks is solved, and the purpose of benefit exploitation of the complicated small fault blocks by 'series' of the single longitudinal remaining oil enriched areas is achieved.

The invention provides a demand response system and a demand response method based on a multi-tenancy technology. Demand response implementation units, such as electricity providers and energy service providers are taken as tenants of a software system, and there are multiple electricity users under each tenant. Through a user registration and login management module, a power data acquisition module, a demand response potential analysis module, a demand response plan making and signal releasing module, a demand response service execution module and a demand response effect evaluation module contained in the demand response system, the demand response system has functions of power data acquisition, demand response potential analysis, demand response plan making and signal releasing, demand response service execution and demand response effect evaluation. The system and the method presented by the invention support multi-user operation. There is a cascade relationship between different tenants and electricity users. Demand response potential, demand response effect evaluation and other data analysis can be made based on data of multiple tenants. Therefore, address reuse and waste of resources are avoided.

The invention discloses a method for analyzing loss reduction potential of grids of Gansu Province. The method comprises the steps as follows: influence factors of loss of the grids of the Gansu Province are analyzed, and the loss reduction potential of a single influence factor in the influence factors of the loss of the grids of the Gansu Province is analyzed as well; on the basis of the analyzed loss value of the grids of the Gansu Province, the loss reduction rates of measures to single influence factors are calculated respectively; on the basis of the calculated loss reduction rates, the influence factors of the loss of the grids of the Gansu Province are analyzed with variable-weight grey relational analysis method, and the grey correlation degree of a single influence factor to the loss of the grids of the Gansu Province is determined; and according to the determined grey correlation degree, the weight is determined, a comprehensive loss reduction rate formula is acquired with a weighting method, and the loss reduction potential of the grids of the Gansu Province is obtained. According to the method for analyzing the loss reduction potential of the grids of the Gansu Province, defects of large loss of the transmission grid, poor economic benefits, high production cost and the like in the prior art can be overcome, so that the advantages of small loss of the transmission grid, good economic benefits and low production cost are realized.

System, method and program for inductance analysis for reducing time for analysis, to cope with increase in the system size, to achieve high accuracy in the analysis. Information on a power supply plane, in a state in which a beginning point of non-coupled current of return current accompanying a signal current is placed in the vicinity of a signal through-hole on the power supply plane, based on position information of said signal through-hole, is received. Potential distribution in the power supply plane is determined and output. The non-coupled inductance from the signal through-hole to the power supply through-hole in the power supply plane is evaluated. In the potential analysis, non-coupled inductance L from the signal through-hole to the power supply through-hole is represented by resistance R. The relationship that a voltage increment ΔV is represented by the product of the non-coupled inductance L and the rate of time change of the current, ΔV=LΔI / Δt, is replaced by the relationship that the voltage V is represented by the product of resistance R and non-coupled current I, V=R×I. Potential analysis is performed by analyzing two-dimensional heat diffusion in the power supply plane assuming that a heat source is placed at a beginning point of the non-coupled current.

The invention discloses a battery management system with a potential fault analysis and diagnosis function. The battery management system comprises a centralized controller and a battery management system body, wherein positive and negative electrode ports of the centralized controller are connected with the battery management system body through a positive electrode main relay and a negative electrode main relay respectively; a control end of the battery management system body is connected with a battery pack monitoring module; a signal end of a current sensor is connected with the battery pack monitoring module through an SCI (Serial Communication Interface); the control end of the battery pack monitoring module is connected with the battery management system body; the battery managementsystem body is internally provided with a main controller; the signal end of the main controller is connected with a voltage acquisition unit; a communication port of the main controller is further connected with a CAN (Controller Area Network) bus interface; the whole system is used for carrying out safety monitoring and effective management on a battery pack and improving the utilization efficiency of a battery; the aims of increasing a continuous driving mileage, prolonging the service life and reducing the operation cost are realized.

The invention relates to calcium ion detection, in particular to a detection method for calcium ions in seawater. A polymer film calcium ion selective electrode is adopted as the working electrode, athree-electrode system is employed, and pulse constant current is applied for quantitative detection of calcium ions in seawater. The time and magnitude of applied cathode pulse current are optimized,the electrode presents super-Nernst response in the 10<-3>-10<-2>M Ca<2+> activity range (calcium activity in seawater), and the response slope is 104mV / dec. Compared with the traditional potential analysis method, the detection method can effectively improve the detection sensitivity of the electrode to calcium ion detection. The electrode has good selectivity on high content Na<+>, Mg<2+> and K<+> in seawater, and has good repeatability and stability. When the electrode is applied to practical seawater calcium ion concentration detection, the detection result coincides with the real calciumion concentration of seawater.

The invention discloses a comprehensive energy consumption evaluation method for public buildings. According to an existing comprehensive energy consumption evaluation method for public buildings, static thresholds are mainly adopted to be applied to comparison, the determination of thresholds, environmental factors, building energy-saving design coefficients and other aspects are not considered.With the method adopted, influence factors in various aspects of the energy consumption of public constructions are included into evaluation, and therefore, the evaluation method is more scientific and reasonable; and energy consumption abnormal factors can be located according to evaluation results, and therefore, an energy saving potential analysis scope can be narrowed, and energy saving evaluation transformation efficiency can be improved.

The invention provides a multifunctional analysis high-pressure reaction kettle and an application method thereof, and belongs to the field of pressure leaching reaction system experiments and analysis equipment. The multifunctional analysis high-pressure reaction kettle comprises a high-pressure reaction kettle, a microwave-proof protection cover, a photographing device, an illumination device and a potential measurement device; the multifunctional analysis high-pressure reaction kettle is further provided with a high-pressure reaction kettle controller, a stirring paddle, a stirring shaft, a motor, a speed measuring lead wire, a thermocouple, a charging funnel, a charging tank, a discharging guide pipe, a discharging hole, a pressure meter and a gas bottle. The high-pressure reaction kettle can be heated by microwaves, and has visualized observation and potential analysis determination functions; the invention provides a comprehensive measurement method. The high-pressure reaction kettle is simple in structure and convenient to operate; observation of a behavior rule of air bubbles in the kettle and determination of the potential of a reaction system can be very easily realized through a high-speed camera under a microwave heating condition in the high-pressure reaction kettle, and an electron transferring condition of main reactants in a reaction process is judged.

The invention discloses a method for managing electric energy substitution planning. According to the method, on the basis of combing and summarization of previous electric energy substitution work performances, successful experiences, current situations of China's energy supply and consumption, the actual development situation of the electric energy substitution technique, and economic and policysupport conditions, research analyses on the theoretical potential, technical feasibility potential, environment-protection feasibility potential, and economical feasibility potential of the electricenergy substitution are carried out based on different calibers in construction, industry, transportation, agriculture, and household fields by combining various provinces and cities and conclusionsare collected step by step. With the method for managing electric energy substitution planning, the electric energy substitution planning can be carried out scientifically; the electric energy substitution potential analysis is carried out; an electric energy substitution planning principle, an objective, and a key task are proposed; and the reference is provided for the related interested party for investment.

The invention discloses a method for determining reference values of energy consumed by different items of large-sized public buildings, which includes firstly, obtaining different functional areas of a public building by calculating, and determining energy consumption indexes of the different functional areas of the public building, wherein the reference energy consumption value includes total building energy consumption, building lighting, building air-conditioning energy consumption and building air-conditioning different item energy consumption, and the building air-conditioning different item energy consumption comprises a cold source, a refrigerating unit, a refrigerating pump, a heating pump, a cooling pump, a cooling tower, an air-conditioner terminal and the like; secondly, calculating a deviation value k between energy consumption practical value and reference value, judging whether the deviation value k is larger than or equal to the constant C, wherein k=(practical value-reference value) / reference value*100%, if the deviation value k is larger than or equal to the constant C, building energy saving potential is great, and building energy saving potential analysis is required. The method is applicable to determining reference values of energy consumed by different items of different types of public buildings including hotels, offices, shopping malls and multifunctional buildings.

The invention relates to a machine controller, comprising a sensor module (4), an evaluating module (9), and a control module (5), wherein the sensor module (4) has a converter, which converts a mechanical quantity acting on the sensor module (4) into a proportional electrical parameter and wherein the evaluating module (9) is connected to the sensor module (4) by means of a first signal connection (8) and to the control module (5) by means of a second signal connection (11). The evaluating module (9) forms a signal profile from the detected electrical signal by means of a potential analysis and / or a change analysis. The signal profile is compared with at least one reference signal profile stored in a storage element of the evaluating module (9) by a comparison module of the evaluating module (9), and the control signal is generated therefrom. Furthermore, at least one of the two signal connections (8, 11) is designed to be wireless.

The invention belongs to a synchronous line loss anomaly analysis method, and particularly relates to a synchronous line loss comparative analysis method based on theoretical line loss calculation. Apower transmission network is analyzed through an ETL assembly, a power distribution network model is automatically updated and automatically matched with a same-period system, and theoretical partialpressure, power transmission line loss, wiring loss and transformer area loss are generated through combination of a partial pressure calculation relation automatic generation technology based on electric quantity classification expansion and theoretical calculation. On the basis of combination of gateway automatic matching and manual matching, comparative analysis with the line loss in the sameperiod is realized. By means of the technology, the conditions that the number of abnormal reasons of the synchronous line loss system is large, and the troubleshooting process is complex are improved. The multi-dimensional difference analysis method for comparing the same-period line loss result with the theoretical line loss result assists the same-period line loss system in quickly positioningthe cause of the abnormal line loss, and lays a foundation for loss reduction potential analysis.

The invention relates to a method for diagnosing blast furnace gas flow and improving smelting technical indexes. The method comprises the steps of current furnace top equipment and process smelting parameter calculation, smelting parameter and state checking, coal gas flow development degree judgment before adjustment, material distribution parameter calculation and evaluation, smooth degree and potential analysis, material distribution and in-furnace smelting parameter adjustment smelting and checking, actual smelting result return correction and the like. Based on blast furnace basic theories, according to characteristics of different raw materials, equipment, material distribution matrix parameters and smelting parameters, blast furnace gas flow distribution is quickly diagnosed by establishing a gas flow diagnosis method, quantitative processing is conducted on the mutual influence relation of control and technical index related data such as a material distribution system, an air supply system and a heat system when the problem of further excavation potential of the blast furnace is solved under the specific raw fuel condition, and then gas flow distribution is optimized, and the smooth degree of the blast furnace and the smelting technical index are improved; the method has the characteristics of simplicity, and quick and accurate control.

The invention relates to a schedulable potential analysis method and a system, a computer device and a storage medium, wherein the schedulable potential analysis method includes the steps that according to remaining electric quantity data and each behavior state of electric vehicles during the preset period, charging scheduling and discharging scheduling periods can be obtained, and each behaviorstate include an in-net charging state, an in-net idle state and an off-network state; charging power of the electric vehicles is processed during the charging scheduling period, charging scheduling potential data of the electric vehicles is obtained; discharging power of the electric vehicles is processed during the discharging scheduling period, and discharging scheduling potential data of the electric vehicles is obtained; according to the charging and discharging potential data of each electric vehicle, the charging and discharging potential analysis results of the electric vehicles in thedistribution network are obtained. According to the schedulable potential analysis method and the system, the computer device and the storage medium, the electric vehicles can be more fully used to provide the backup energy for the distribution network by the analysis results obtained by combining and considering the remaining electric quantity and the behavior states of the electric vehicles, and the power supply reliability is improved.

The invention discloses an adjustable load multi-layer aggregation scheduling potential analysis method, system and device and a medium. A multi-element adjustable load is divided into a device layer, a user layer and an aggregator layer; meanwhile, the electricity price, the incentive mechanism and the user will are considered, the adjustable potentials of the device layer, the user layer and the aggregator layer are calculated layer by layer, constraint boundaries are transmitted layer by layer, and finally an aggregation scheduling potential evaluation curve of the multi-element adjustable load is obtained. According to the invention, the main bodies of the multi-element load resources can obtain adjustment compensation and increase the income by participating in power grid regulation and control operation, in addition, the consumption level of distributed new energy is improved and the carbon emission of power production is reduced through coordinated regulation and control of the multi-element load resources, and the achievement of a low-carbon target is facilitated and a win-win situation is realized.

The invention discloses a reasonable and effective user peak shaving potential analysis method based on data mining, and the method comprises the steps: firstly enabling power utilization customers tobe precisely classified into D categories through employing a K-means algorithm based on particle swarm improvement based on the power utilization collection data of C points of an intelligent electric meter every day; secondly, deeply mining the power consumption level of the user, the peak matching degree with the system and the power consumption characteristics of the vacancy condition of thehouse based on the data, and performing multi-dimensional analysis on factors related to the peak regulation potential of the user; performing pattern label identification on the user based on a BP neural network; and finally, building a peak shaving potential analysis model of the user by using an improved RBF network based on a genetic algorithm. The peak shaving potential of the user is reasonably analyzed, implementation of the demand response activity is effectively guided, and the effectiveness of the demand response activity is improved.

The invention provides an energy landscape spatial planning method, belonging to the spatial planning technology field. The energy landscape spatial planning method can determine a biomass energy development guidance strategy of Hei Longjing province through production potential analysis, constructs a spatial planning improvement strategy on the basis of a cross study of energy planning and spatial planning through energy supply and demand analysis and spatial and temporal variation prediction and can effectively reduce consumption of non-renewable energy. The energy landscape spatial planningmethod is applicable to the energy landscape spatial planning field of the big, medium and small cities.

The invention relates to the field of power analysis, in particular to a power utilization system based on multivariate user schedulable potential analysis. The power utilization system comprises a user service module and a demand response module; the multivariate users comprise power users, power grid companies and power selling companies, and the power utilization service module is used for querying power utilization data of the power users or the power selling companies and analyzing the power utilization data according to current power utilization data statistics; the demand response module is used for providing a demand response management function for the multi-element users and comprises a multivariate user schedulable potential analysis sub-module, the multivariate user schedulablepotential analysis sub-module is used for carrying out interruptible load schedulable potential mining on users. According to the electricity utilization system based on multivariate user schedulablepotential analysis, the electricity utilization data of the users are analyzed in an informationized and digitized mode, the electricity utilization behavior characteristics of the users are fully mined, and the service capacity and resource reasonable configuration of a power grid enterprise are improved.

The embodiment of the invention provides an assessment method and device for value-added resources, and the method comprises the steps: obtaining multi-dimensional assessment indexes of a plurality ofto-be-assessed value-added resources, wherein the multi-dimensional assessment indexes at least comprises a potential analysis index and a historical value adding index; and carrying out the added value expectation assessment of each value-added resource according to the obtained multi-dimensional assessment indexes. According to the embodiment of the invention, the method can achieve the added value expectation assessment of each value-added resource based on the multi-dimensional assessment indexes of the value-added resources, and improves the accuracy of the added value expectation assessment result of the value-added resources, thereby guiding a user to make a reasonable decision.