33 results about "Network planning and design" patented technology

The invention discloses a network expansion method and device. The method comprises the steps of in a pre-stored first correspondence relationship between a first user perception rate threshold and a first network expansion index threshold, obtaining a second correspondence relationship of a region to be evaluated between a second user perception rate threshold and a second network expansion index threshold; determining a current user perception rate and a current network expansion index of the region to be evaluated; comparing the current user perception rate and the current network expansion index with the second user perception rate threshold and the second network expansion index threshold in the second correspondence relationship; and carrying out carrier frequency expansion for cell to be expanded when the obtained comparison result conforms to a cell expansion condition. The invention is used for solving the problem that generally, an LTE network mode is based on the standard mainly from corresponding threshold requirements given by the LTE network load and network planning and design requirements and the limitation is high.

An embodiment of the invention discloses a network planning method, comprising: acquiring micro-station position information and macro-station position information, according to the micro-station position information and the macro-station position information, generating a micro-station neighboring list and a macro-station neighboring list; combining the micro-station neighboring list and the macro-station neighboring list, acquiring the neighboring list of the planning base station. The embodiment of the invention also provides a network planning device, comprising a generating module, for acquiring the micro-station position information and the macro-station position information, according to the micro-station position information and the macro-station position information, respectively generating a micro-station neighboring list and a macro-station neighboring list; an acquiring module, for combining the micro-station neighboring list and the macro-station neighboring list generated by the generating module, acquiring the neighboring list of the planning base station. The embodiment of the invention generates the neighboring list according to the position information, reaches the effect of optimizing the network planning.

A traffic safety evaluation method of a road network planning scheme is provided; the traffic safety evaluation method of the road network planning scheme aims to solve the problems that an existing traffic safety management method mostly performs evaluations after accidents and cannot be organically combined with the road network planning designs, thus causing high accident generation rates and high investments in follow up road safety improvements; the method comprises the following specific steps: 1, dividing types of road segments and intersections of the target road network; 2, respectively predicting the traffic accident frequency of the road segment and intersection of each type; 3, determining latent accident-prone locations based on the step2; 4, analyzing induction factors of thedetermined latent accident-prone locations; 5, building road network unit traffic safety grading evaluation standards based on the step2, and grading traffic safety status of the road network. The method is applied to the traffic safety evaluation fields of the road network planning scheme.

The invention discloses a network operation and maintenance vulnerability analysis method. The method comprises the following steps: step 1, collecting network basic information; step 2, establishinga network operation and maintenance basic information representation model; step 3, establishing a user deserved permission matrix; step 4, establishing a permission change rule set; step 5, establishing a user actual permission matrix; and step 6, calculating a network operation and maintenance vulnerability index. According to the network operation and maintenance vulnerability analysis method disclosed by the invention, the vulnerability additionally introduced to a network in a network operation and maintenance activity is focused on discovering a security gap between the specific implementation of the network and a network planning design; when the network operation and maintenance vulnerability is discovered, the information in the traditional network domain is not only used, and a large amount of semantic information in a physical domain and an information domain are also used, so that a vulnerability analysis result is more specific and true; and the difference between the actual permission and the deserved permission of each user in a target network is used as the measurement of the network vulnerability, and the impact of the current network operation and maintenance activity on the network vulnerability is focused on.

The invention discloses a pipe network optimization method based on water supply pipe network planning and design requirements. The method includes the steps of: 1. collecting basic parameters of a pipe network and determining optimized calculation parameters; 2. generating a pipeline diameter combination through an optimization algorithm; 3. performing hydraulic calculation for the working condition of the highest day and the highest moment, the working condition during an accident and the working condition during fire protection; 4. judging whether water pressure of each node satisfies constraint conditions; 5. Calculating the total cost W of the pipe network; 6. judging whether an exit criterion of the optimization algorithm selected according to the Step 1 is satisfied; and 7. ranking all the obtained total cost of the pipe network, and the pipeline diameter combination with the minimum total cost is an optimal result. The pipe network optimization method provided by the invention calculates the pipeline diameter combination that is close to reality and satisfies planning requirements in association with requirements for water quantity and water pressure of water utilization of the highest day at the highest moment, requirements for water quantity and water pressure during fire protection and requirements for water quantity and water pressure during an accident.

The invention discloses an electric power communication access network design evaluation method based on a multi-object decision-making. The method specifically comprises the following steps that (1) an evaluation index library and an evaluation method library are established; (2) evaluation indexes and an evaluation method are determined through index inquiries; (3) single objects are evaluated through the evaluation method determined in the step (2); (4) based on a multi-object decision-making theory, multi-object decision-making is conducted according to evaluation results of the single objects, and a comprehensive evaluation result is obtained according to user demand weighing and mutual influences among different indexes and used for evaluating the advantages and the disadvantages of a design scheme and giving improvement measures. By means of the electric power communication access network design evaluation method, the four types of indexes of the economical efficiency, the technical character, the reliability and the safety of an electric power communication access network can be fully evaluated. The design scheme is effectively evaluated, the targeted improvement measures are given, the network planning and designing level is increased, and the intelligent development of power distribution and consumption network is better supported.

The application discloses an optical network planning method for asymmetric traffic transmission over a multi-core fiber optical network and a network using the same. The method comprises: acquiring an asymmetric traffic demand over a multi-core fiber optical network to obtain a target service; establishing a corresponding route depending on the target service, and selecting cores in a multi-core fiber and allocating corresponding frequency slots in an interleaving and counter-propagating manner to each link along the route to optimize optical network planning and design. With the method provided by the application, through selecting cores in a multi-core fiber and allocating corresponding frequency slots in an interleaving and counter-propagating manner to each link along the route, the inter-core crosstalk is suppressed and network capacity efficiency is increased, thereby optimizing optical network planning and design for traffic transmission over the multi-core fiber optical network. (FIG. 2)

The invention relates to an evaluation method suitable for micro energy network planning and design. An index setting part sets construction conditions, technical effects and economic and social benefits. The index calculation part refines the index setting part into a resource condition, a site condition, a policy condition and a technical condition; Technical effect indexes are refined into energy interactivity, safety and reliability, energy supply quality and energy utilization efficiency; Economic and social benefit indexes are refined into investment income, environmental protection andenergy conservation; Dividing each index by the index scores, and calculating to obtain scores of each index in the effect type, the cost type, the interval type and the qualitative type; Carrying outweighted average on the index scores to obtain a comprehensive score value of a certain micro energy network planning design scheme; And finally, obtaining a comprehensive score value of each micro-energy grid planning and designing scheme, comparing the comprehensive score values of each micro-energy grid planning and designing scheme, giving an evaluation conclusion, and giving an optimizationsuggestion of the planning and designing scheme in combination with the development status, the development demand and the construction target of the micro-energy grid.

The embodiment of the invention provides a network hidden danger analysis method and device, electronic equipment and a storage medium, and relates to the technical field of data processing. The method comprises the following steps: acquiring a network transverse and longitudinal topological graph; configuring a transverse and longitudinal rationality judgment rule; and analyzing network hidden dangers according to the network transverse and longitudinal topological graph and the transverse and longitudinal rationality judgment rule. According to the method and the device, the problem that the network hidden danger result analysis is relatively difficult and relatively low in efficiency in the current network planning and design can be improved, and the effects of reducing the difficulty of the network hidden danger result analysis in the current network planning and design and improving the efficiency of the network hidden danger result analysis are achieved.

The invention relates to an intelligent multi-network indoor radio signal field strength prediction engine, which adopts a computer and software program procedure: the parameters of equipments being used are set by users, such as a system base station, a receiving antenna, a cable, an amplifier, a power-divider, a transmitting antenna, and an indoor building wall model; the software simulates the transmission of electromagnetic waves according to the parameters and gives the distribution of indoor field strength so that the users are given an intuitive network planning situation for carrying out network planning design; an intelligent multi-network indoor planning system belongs to a deterministic model and follows the physical theory of the transmission of the electromagnetic waves, therefore, as a mathematic analysis method, the system can accurately give the field strength information of an area being predicted and can also support multiple networks, such as GSM, WCDMA, TD-SCDMA, and the like. The prediction engine has real and intuitive prediction effect drawing, and flexible and convenient use.

The invention discloses a wireless network planning and designing method based on an intelligent agent. According to the invention, the design method comprises the steps: employing an intelligent agent technology for replacing a designer to carry out the modeling of a wireless network planning model on a wireless network, confirming the network scale, constructing a network structure, simulating and selecting various parameters of the wireless network, and finally outputting a result after engineering optimization. The invention provides a wireless network planning and designing method based on the intelligent agent. Based on the intelligent agent technology and the wireless network planning model, on the basis of guaranteeing wireless network planning and design finished product quality,the cost and period in the network planning and design process can be effectively reduced, the communication efficiency and quality safety of the wireless network are guaranteed, the safety and stability of the wireless network are maintained, and the application prospect is very wide.

The invention relates to a method for calculating the optimal traffic capacity of a road by using an optimization model, thereby solving a technical problem that the error of the traditional analysismethod of the optimal traffic capacity of the road is large because the method uses the speed of the maximum traffic capacity as the optimal vehicle speed and does not calculate the flow in a continuous time interval. The method comprises the following steps: for a specific road, calculating vehicle kilometers in a continuous time interval according to actual vehicle passing data; making a formulafor calculating the kilometer number of the vehicle; calculating an optimal solution of the cumulative vehicle kilometers by using a linear programming method; and then carrying out road flow controlaccording to the optimal solution. According to the invention, the concept of vehicle kilometers is introduced according to the actual vehicle passing data of the road and the optimal traffic volumeand traffic speed of the road are calculated by using the optimal solution model. On the basis of combination of the data and theories, the road flow control and vehicle speed limitation can be guidedand the basis can be provided for the urban road network planning and design.

The invention discloses a heat supply network pipe simulation system, and the system comprises a simulation data collection module which is used for collecting basic data; a simulation basic database module which is used for modeling basic data; a simulation model library which is used for establishing a simulation model; a simulation algorithm library which is used for providing a simulation algorithm; and an algorithm solving module which is used for selecting a simulation model and a simulation algorithm and calculating to obtain a transient hydraulic simulation result. The system provides a simulation platform for heat supply pipe network planning and design, heat supply pipe network transformation, heat supply pipe network operation safety analysis and operation scheduling analysis, and heat supply system design teaching simulation.

The embodiment of the invention provides a topological graph generation method and device, electronic equipment and a storage medium, and relates to the technical field of data processing. The method comprises the steps that basic data and incidence relation data of the circuit system are collected, the basic data comprise all nodes in the circuit system and first paths among all the nodes, and the incidence relation data comprise a first network relation formed by all the nodes and the first paths; and based on a network transverse and longitudinal algorithm, generating a network transverse and longitudinal topological graph according to all the nodes, the first path and the first network relationship. According to the method and the device, the problems of relatively poor efficiency and relatively low network security level when a current topological graph generation mode is adopted to realize network planning and design can be improved, and the effect of improving the efficiency and the network security level when the topological graph generation mode is adopted to realize network planning and design is achieved.

The embodiment of the invention discloses a network planning method based on route test values. The network planning method comprises the steps of: determining a minimal network planning region including a route test region according to geographic coordinate values of the route test values and a preset grid size; determining a label of each grid in the network planning region according to a preset sequence; determining the label of the grid in which each route test value is positioned and center coordinates (regarding coordinates of a central point of each grid as coordinates of the grid) of each grid according to the geographic coordinate values of the route test values, size of the grids and the preset sequence; determining all the route test values in each grid according to the label of the grid in which each route test value is positioned; determining a mean value of all the route test values in each grid; and performing network planning according to the mean value of all the route test values in each grid. By applying the network planning method based on the route test values, the irregularly scattered route test values on a map can be effectively utilized for network planning, the implementation is simple, and the operating speed is fast.