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This article describes and analyses the current situation about data integration of isomerous data platform, and puts forward isomerous data integration plan based on the adapter. In the article, I adopted the adapter technology to realize isomerous data exchange model, and enveloped the adapter function in Web service in order to dispose the adapter by the distributed computing way. The goal of isomerous...
This paper studies the loading problems of Multi-category Goods with priority, According to the characteristics of model, hybrid genetic simulated annealing algorithm is used to get the optimization solution. Firstly, adopt binary code so as to make the problem more succinctly. On the basis of cubage-weight balance algorithm, construct initial solution to improve the feasibility. Through adopting...
Water-cooled VRF system is a strongly coupled, highly nonlinear complex system. The main parameters of the refrigeration system components coupled, interrelated and closely associated with the indoor environment. Using classical control theory can't be well to improve the performance of water-cooling VRF. In this article, neural network theory is used to study the control strategy, and the results...
In some complex control system, the performance of data acquisition system has a direct impact of the performance index of the whole control system, so it has the important significance that research the accurate assessment method of data acquisition system. This paper put forward a performance quantitative method of data acquisition system based on model identification. Its basic idea is as follows:...
The design process of on-vehicle radio node is described in this paper which supports connections to MOST network and takes use of MOST intelligent network interface controller chip. The design process includes system design, hardware architecture and software architecture, and is verified feasible by real experiment. The innovations of the work described in this article are the use of a new generation...
GPRS is one of contents GSM Phase2.1 standard realizing, it supports the IP protocol and the X.25 protocol, and therefore it can provide one complete correspondence solution based on the TCP/IP protocol. By discussing remote monitoring system of prefabricated substation based on GPRS, we achieve the technology solution of prefabricated substation remote monitoring system and develop at remote monitoring...
This paper introduces the UML modeling, and then gives the basic steps of UML for software process modeling with regarding sales management of the modeling process as an example and then using UML visual modeling to approach realization process.
Human error is the main factor of gearbox assembly quality problem. Various aspects of uncertainty and not really knowledgeable which make human error cause complexity. This paper using Shannon entropy calculated complexity of operator's error, judging operation errors during the process. Firstly, it described the operation process of a gearbox factory assembly line operation from the engineering...
This article unifies the analysis and computation of vacuum booster characteristic curve, the auxiliary booster seal curve qualification appraisal, and takes this as the product design rationality judgment basis, then carries on the structural design to vacuum booster curve sealing property detector set, and using LabVIEW to develop application procedure of test system. This system analyzes the function...
Self-inverting exhaust muffler is an active control muffler based on acoustic interference principle. Compared with the passive exhaust muffler, the exhaust resistance of self-inverting exhaust muffler is smaller. Therefore, the engine power loss is smaller. Compared with the active exhaust muffler, the electric power loss of self-inverting exhaust muffler is smaller and structure is simpler, so that...
A wireless wearable physiological parameter monitoring system for home health care is studied in this paper. Based on the wireless wearable physiological parameter monitoring system of human research, we introduced realization of the ZigBee in wearable physiological monitoring system parameter acquisition module.
Chaos particle swarm optimization (CPSO) can not guarantee the population multiplicity and the optimized ergodicity, because its algorithm parameters are still random numbers in form. This paper proposes a new adaptive chaos embedded particle swarm optimization (ACEPSO) algorithm that uses chaotic maps to substitute random numbers of the classical PSO algorithm so as to make use of the properties...
On account of out-of-date and low efficiency detection mode for large dimension auto rack girder, it is presented that is the Machine Vision on-line detection system for auto rack girder Based on RBF and linear structured light. It is corrected according to the error of RBF neural network for camera lens. Taken advantage of RBF characteristic that approximating high order input and output nonlinear...
A network topology based on Control Area Network (CAN) special for parking lot to construct the parking guidance and information system (PGIS) is put forward. Through analysis of the parking logic division and parking lot information anatomy, the architecture with star topology is explored. On this base, the information of parking lots is classified in detail and the network suitable for transmitting...
A method based on fourth-order cumulant was presented to estimate the range, elevation, azimuth, and polarization parameters of near-field sources. The method adopted non-centra-symmetric cross array, and every sensor consisted of the orthogonal dipole-pairs with the same coordinate axis direction, which measured the x-axis and y-axis electric-field components of the near-field signals. The method...
In the paper a novel improved immune genetic algorithm is proposed for thresholding image segmentation based on the maximum entropy. At first, the encoded mode is made and the maximum entropy function is selected as the key adaptation genetic algorithm. Then, with the method of regulating density in the immune arithmetic, the ICM algorithm is adopted and the better antibody is transfered to the next...
This paper proposes a new method to control lapping speed of the lapping machine properly, which may reduce lapping stroke and improve lapping accuracy and quality. In the beginning of lapping, the rotating acceleration of the lapping tool is controlled. It makes the acceleration increase from zero slowly. When lapping speed reaches a certain figure, inflection point of acceleration appears. Then...
According to high speed lapping technology with solid abrasives this paper develops a new high speed lapping machine. The high speed lapping technology and the machine are combined into one system through this lapping machine. By means of this way the high speed lapping technology is used in production widely and a very good result has been got. Comparing traditional lapping, by new machine the machining...
A reverse engineering innovative design method is proposed in this paper. The core of this method is mesh editing, namely, blending the features from multiple objects together to construct a new model. Firstly, the parts of interest to users are divided from the existing meshes, then mesh fusion, and finally local deformation of the fused mesh is implemented according to some constraints. This method...
This article proposed the affect of distribution network reconfiguration in the power grid, summaries a variety of methods to solve distribution network reconfiguration problem and analyzed features of these methods applied to distribution network reconfiguration. The solution worked out using the algorithm based on optimal flow pattern may not be optimal or near optimal. But the algorithm combined...
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