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82 results about "Condition index" patented technology

The condition index in fish is a way to measure the overall health of a fish by comparing its weight with the typical weight of other fish of the same kind and of the same length. The condition index is its actual weight divided by its expected weight, times 100%. A fish of normal weight has a condition index of 100 percent. So if a tarpon, for example, has a condition index of 104 percent, that would mean it is above the normal weight for an average tarpon of that length. If a tarpon has a condition index of 92 percent, that would mean that it is thinner, or below the normal weight of other tarpon that length. The condition index depends on how much a fish is eating compared to the energy it has to spend to live, migrate, reproduce, and do its other activities. The condition index for fish is a simple measurement that can be used to provide important biological information that can then be used to make better management decisions.

System resource dynamic capacity expanding and shrinking method and device, computer device and storage medium

The invention discloses a system resource dynamic capacity expanding and shrinking method and device, a computer device and a storage medium which are applied to the technical field of system configuration, and are used for solving the problems that the timeliness of existing system resource scheduling is low and the system stability is reduced. The method provided by the invention comprises the following steps of capturing a system log of a target system in real time, and obtaining current service data of the target system from the system log; obtaining allocated system resources allocated tothe target system by the system resource pool; analyzing the current service data according to a preset service index rule to obtain a current service operation index of the target system; calculating a resource use condition index of the target system according to the service operation index and the distributed system resource; if the resource use condition index is smaller than a preset index lower limit value, performing capacity reduction processing on the target system; and if the resource use condition index is greater than the preset index upper limit value, carrying out capacity expansion processing on the target system, wherein the index upper limit value is greater than the index lower limit value.
Owner:PING AN TECH (SHENZHEN) CO LTD

Method for performing classification prediction on annual maximum load based on economical and meteorological factors

ActiveCN103413253AConvenient considerationOvercoming difficultiesData processing applicationsLoad forecastingCondition index
The invention provides a method for performing classification prediction on annual maximum load based on economical and meteorological factors. The method comprises the following steps: (1) reading the influence factor of each type of load, reading historical data and constructing a classification prediction model; (2) acquiring each explanatory variable value of a target year; (3) performing classification prediction on each type of load of the target year; (4) calculating the annual maximum load of the target year. According to the method, the annual maximum load is decomposed into annual basic load, annual residential air conditioner load and annual non-residential air conditioner load, so that the influence factors can be considered more deeply; and a classification prediction model is established, the economical and meteorological factors are considered in the prediction model at the same time, the influence of specific temperature is not considered in the meteorological factor, but a climate condition index and high temperature lasting days are introduced into the prediction model, so that the problem that the advancement and accuracy of meteorological prediction do not meet the load prediction requirement is solved, and the prediction accuracy is increased.
Owner:STATE GRID CORP OF CHINA +1

Pressure regulating type smart watch for measuring pulse condition and measurement method

The invention discloses a pressure regulating type smart watch for measuring pulse condition. The pressure regulating type smart watch comprises a watch band assembly and a watch movement assembly, wherein the watch band assembly comprises a raised contact surface and a pulse sensor; the watch movement assembly comprises a watch band scroll, a micro stepping motor, a watch gear, a stepping motor driving unit, an A/D (Analog/Digital) conversion unit, a CPU (Central Processing Unit), a wireless interface unit, a storage unit and a touch screen; the watch band is used for adjusting the pressure born by the pulse sensor under the action of the micro stepping motor; the pulse sensor is used for measuring pulse condition characteristic parameters. The pressure regulating type smart watch has the advantages that the measurement is easily realized; through logic operation of the CPU unit, pulse condition indexes are obtained, and health indicators comprising health conditions of a digestion system, a blood circulation system and an endocrine system are indirectly reckoned. The invention also discloses a pressure regulating type method for measuring the pulse condition. According to the pressure regulating type smart watch and the pressure regulating type method disclosed by the invention, pulse condition data can be stored for a long term; wireless communication and control over the smart watch can be realized; the pulse conditions indexes and the health indicators are displayed on the touch screen, so the health states of human bodies are conveniently and timely grasped.
Owner:王永忠

Nuclear power plant safety operation assessment method based on entropy evaluation method and matter-element extension method

The present invention belongs to the nuclear power plant safety operation assessment technology field, and especially relates to a nuclear power plant safety operation assessment method based on an entropy evaluation method and a matter-element extension method. Aiming at the development and safety operation condition of the nuclear power in our country, in order to realize comprehensive and systematic assessment for the nuclear power plant safety operation condition, the present invention provides a nuclear power plant safety operation assessment method based on an entropy evaluation method and a matter-element extension method. The method comprises: establishing a nuclear power plant safety operation condition index system, constructing a matter-element extension model to obtain association degree of each index on related assessment grades, combining the association degree and the entropy evaluation method, and solving a weighting comprehensive association degree so as to determine the assessment grade of the safety operation condition of the nuclear power plant. The nuclear power plant safety operation assessment method based on the entropy evaluation method and the matter-element extension method realizes classified assessment of each index of the safety operation condition while realizing comprehensive assessment of the whole operation condition of the nuclear power plant and takes the actual data in the assessment process as a basis so as to overcome the subjectivity of a fuzzy comprehensive assessment model and allow the assessment result to be more practical and reliable.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Solar water quality improving machine

The invention provides a solar water quality improving machine. The solar water quality improving machine comprises a solar power assembly, a bottom layer flocculent sludge absorption and discharge assembly, floaters, and a moving and controlling assembly, wherein the floaters are respectively used for bearing the solar power assembly and the bottom layer flocculent sludge absorption and discharge assembly; and the two floaters are integrally connected into a whole through a connection rod. According to the solar water quality improving machine provided by the invention, the solar power assembly, the bottom layer flocculent sludge absorption and discharge assembly and the like are assembled together by using solar photovoltaic power; flocculent bottom mud at a bottom layer of a water bodyis absorbed and discharged to a surface layer of the water body by using the solar photovoltaic power; the discharge amount of flocculent sludge at the bottom layer is controlled by using the illumination as a condition index, so that the sedimentation of the bottom mud of the water body is reduced; organics decomposition and nutrient release in the sludge can be promoted; the nutrient balance ofthe water body is adjusted; the water quality is improved; the sedimentation pollution is reduced; and the level of productive capacity of the water body is improved.
Owner:FISHERY MACHINERY & INSTR RES INST CHINESE ACADEMY OF FISHERY SCI

Method for predicting key industrial electricity consumption based on industrial condition index

The invention provides a method for predicting the key industrial electricity consumption based on an industrial condition index. The method comprises the following steps: (1) obtaining the key industrial condition index and historical electricity consumption data; (2) performing seasonal adjustment and a stationary test on the data; (3) judging whether the industrial condition index and the industrial electricity consumption have a causal relationship or not through a Granger causality test and determining an optimal lag period of the condition index; (4) creating a time sequence ARIMA (autoregressive integrated moving average) model of the key industrial electricity consumption, introducing the key industrial condition index into an original ARIMA model, and creating a regressive model; (5) on the basis of an AIC (Akaike information criterion), screening out an optimal model; (6) performing model popularization and application, and predicting the industrial electricity consumption in the future. The key industrial electricity consumption is taken as a study object, the electricity consumption and the influence of the industrial condition index on the electricity consumption are studied by introducing the industrial condition index, the key industrial electricity consumption is accurately predicted in combination with the time sequence model, and a basis is provided for development and planning of electricity industry in the future.
Owner:STATE GRID CORP OF CHINA +1

Evaluation method for damage condition of bituminous pavement semi-rigid base course

The invention discloses an evaluation method for the damage condition of a bituminous pavement semi-rigid base course, and belongs to the technical field of road engineering. The evaluation method is designed for solving the problems that an existing evaluation method cannot accurately judge the damage condition of the semi-rigid base course or accurately evaluating the damage type, damage degree and distribution characteristics. The evaluation method for the damage condition of the bituminous pavement semi-rigid base course includes the steps that a semi-rigid base course modulus ratio and damage condition indexes of one road segment of a bituminous pavement to be detected are calculated, wherein the semi-rigid base course modulus ratio is a ratio of semi-rigid base course effective modulus to initial rebound modulus; the corresponding relation among the semi-rigid base course modulus ratio, the damage condition indexes and the damage condition of the road segment is set up; damage condition indexes and damage characteristics of other road segments of the bituminous pavement to be detected are obtained through the corresponding relation. The damage condition of the bituminous pavement semi-rigid base course can be accurately judged through the evaluation method, and the damage type, damage degree and distribution characteristics are accurately evaluated.
Owner:北京国道通公路设计研究院股份有限公司

Identification method for clubroot disease resistance of high mountain radishes in field

The invention discloses an identification method for clubroot disease resistance of high mountain radishes in a field. The identification method comprises the following steps: selecting experimental radish varieties, enriching bacterium sources of a clubroot disease nursery in a high mountain region, and sowing radishes; grading clubroot disease morbidity degree of full-grown radishes to obtain disease condition grades of the radishes; calculating radish variety disease condition indexes according to the disease condition grades of the radishes and a radish variety disease condition index general formula; and evaluating the resistance type of each radish variety to the clubroot disease by combining a radish disease resistance evaluation standard according to a calculation result. According to the identification method, the disease condition grading of the radishes which are infected with a disease is simplified; the influence on radish clubroot disease condition grading caused by black spots and black scars on the radishes is excluded; the existing grading mode is changed essentially; the overall identification process and the result processing analysis become simple, and meanwhile, the clubroot disease resistance of different radish varieties is judged rigorously and accurately.
Owner:INST OF ECONOMIC CROP HUBEI ACADEMY OF AGRI SCI

Method and system for cooperation of city traffic guidance and signal control

ActiveCN104157151AOvercoming complex and difficult to implement flawsHas practical engineering application valueControlling traffic signalsTraffic networkControl system
The invention discloses a method and a system for cooperation of city traffic guidance and signal control. The method comprises the following steps of collecting real-time traffic flow information and real-time signal control information; establishing a PARAMICS simulation model of traffic guidance and signal control cooperation based on a city traffic network; setting parameters of the simulation model according to the abovementioned signal control information; calibrating a traffic generation and attraction matrix based on the collected real-time traffic flow information; receiving guidance strategy parameters of the PARAMICS simulation model, operating simulation, and outputting operational condition indexes of systems; changing the guidance strategy parameters, running simulation repeatedly, storing operational condition indexes of the systems of each simulation, and selecting the optimal guidance strategy parameter; applying the optimal guidance strategy parameter to traffic guidance and signal control systems; and sending the optimal guidance strategy to a user. The invention overcomes a defect that an algorithm of cooperation of traffic guidance and signal control systems is complicated and cannot be implemented in the prior art.
Owner:SOUTHEAST UNIV

River-lake water quality prediction and eutrophication risk assessment method based on Monte Carlo simulation

The invention discloses a river-lake water quality prediction and eutrophication risk assessment method based on Monte Carlo simulation, and belongs to the field of environmental engineering technologies. The method comprises the steps of first establishing a water quality dynamic model of 8 water quality indexes based on a water quality index evolution mechanism; then performing river-lake waterquality prediction by using Monte Carlo simulation, predicting the evolution process of the water quality indexes by using Monte Carlo simulation based on the prior distribution of the known water quality indexes and model parameters of the water quality dynamic model, and obtaining the probability distribution of water quality index values in the future so as to realize water quality prediction;and finally constructing a comprehensive nutrition state index, and calculating the probability distribution of the comprehensive nutrition state index and the probability of being at different nutrition levels by combining the water quality prediction result so as to realize eutrophication risk assessment. The method disclosed by the invention can effectively realize water quality prediction andeutrophication analysis, is more comprehensive and accurate in consideration and overcomes the contingency brought about by a single-value prediction result.
Owner:BEIJING TECHNOLOGY AND BUSINESS UNIVERSITY

Physical sign parameter model construction method and physical sign parameter evaluation method

ActiveCN108922626AHigh precisionMeet the diverse needs of individual health managementHealth-index calculationNormal densityCondition index
The invention relates to a physical sign parameter model construction method. The physical sign parameter model construction method comprises the steps of: acquiring continuous multi-dimensional physical sign parameters of a participating tester; establishing a distribution function of the multi-dimensional physical sign parameters corresponding to a feedback result of the participating tester onphysical condition indexes; obtaining a partial derivative of the distribution function, and establishing a probability density function corresponding to the feedback result, of physical sign parameters in each dimension, wherein the probability density function includes a first probability density function in which the feedback result corresponding to the physical sign parameters in each dimension is that the physical condition index is higher than an expected value, and a second probability density function lower than the expected value; obtaining an intersection point between the first probability density function and the second probability density function and dividing distribution intervals of the physical sign parameters; establishing a corresponding relation between the distributionintervals of the physical sign parameters and the feedback result that the physical condition index is higher than and lower than the expected value. The physical sign parameter model construction method can continuously monitor multi-dimensional physical sign parameters and is high in overall precision.
Owner:SOUTH CHINA NORMAL UNIVERSITY

Flexible multi-state switch regulation and control method for promoting consumption of distributed power supply

The invention provides a flexible multi-state switch regulation and control method for promoting the consumption of a distributed power supply. The method comprises the following steps: firstly, establishing a target function comprising a distributed power supply output condition and a voltage deviation condition; then, based on the flexible multi-state switch and a power distribution network operation constraint condition, solving a target function by utilizing a particle swarm optimization algorithm to obtain an active power instruction optimal value and a reactive power instruction optimalvalue of each port of the flexible multi-state switch; and regulating and controlling the active power and the reactive power output by the flexible multi-state switch port according to the active power instruction optimal value and the reactive power instruction optimal value respectively. According to the invention, the target function considering distributed power supply output condition and voltage deviation condition indexes is established, the instruction optimal values of active power and reactive power of each port of the flexible multi-state switch through a particle swarm optimization algorithm are obtained, and the flexible multi-state switch are controlled by utilizing the obtained instruction optimal values to realize maximum consumption of the distributed power supply under the operation constraint condition of the power distribution network system.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING) +2
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