CN117631906A - Pumped storage power station intelligent wind network resolving system based on multi-parameter sensor - Google Patents
Pumped storage power station intelligent wind network resolving system based on multi-parameter sensor Download PDFInfo
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Abstract
The invention provides an intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor, which comprises a wind network model, a data storage module, a wind network resolving module, an operation interface module, a wind network parameter query module and a visual help module; the wind net resolving module is used for linking with the wind net model in real time, acquiring the ventilation state parameters acquired by each ventilation state acquisition sensor uploaded by the wind net model in real time by reading the wind net acquisition data table, reading the wind net basic parameter data table stored by the data storage module, and resolving the wind net of the underground factory building of the pumped storage power station in real time by combining the wind net basic parameter data table and the ventilation state parameters to obtain a wind net resolving result. The invention realizes the inquiry of the parameters of the air duct from graph to library and from library to graph, and the calculated air quantity, temperature and humidity are displayed in the visualized window of the air network parameters in real time, thereby having the advantages of dynamic property, real-time property and simple operation.
Description
Technical Field
The invention belongs to the technical field of wind network resolving, and particularly relates to an intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor.
Background
Pumped storage power stations are important infrastructure for guaranteeing social production capacity and quality of life of people. The underground factory building is an important component framework of a large-scale pumped storage power station, plays an important function in the normal operation process of the pumped storage power station, and the ventilation condition of the underground factory building directly determines the operation state of staff in the underground factory building. If the ventilation environment of the underground powerhouse is problematic, the temperature and the humidity in the underground powerhouse can be out of control, so that the construction problems of construction project stop, construction period extension, construction quality reduction, construction benefit reduction and the like can be caused, and the life health safety of workers can be further threatened. Therefore, when the construction project of the underground factory building of the large pumped storage power station is carried out, the ventilation state of the underground factory building needs to be monitored in real time, and whether the ventilation state is normal or not is determined by resolving the wind net. In the prior art, the problem of poor real-time monitoring of the ventilation state of the underground powerhouse exists, and the service end is difficult to accurately and rapidly acquire the ventilation state of the underground powerhouse, so that the ventilation scheme in the construction period is not beneficial to being rapidly optimized.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides an intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor, which can effectively solve the problems.
The technical scheme adopted by the invention is as follows:
the invention provides an intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor, which comprises a wind network model, a data storage module, a wind network resolving module, an operation interface module, a wind network parameter query module and a visual help module;
the wind net model is an underground factory building wind net model of a pumped storage power station, and the construction method comprises the following steps: simplifying each chamber of a pumped storage power station underground factory building into a pipeline with a circular cross section, and connecting the pipelines according to the wind flow direction to form a ventilation network; the ventilation network comprises a ventilation node and a ventilation node, and ventilation state acquisition sensors are arranged on the ventilation node and the ventilation node, so that the wind network model is formed;
the data storage module is used for storing an air network basic parameter data table, an air network acquisition data table and an air network calculation data table;
the wind network resolving module is used for linking with the wind network model in real time, acquiring the ventilation state parameters acquired by each ventilation state acquisition sensor uploaded by the wind network model in real time by reading the wind network acquisition data table, reading the wind network basic parameter data table stored by the data storage module, combining the wind network basic parameter data table and the ventilation state parameters, resolving the wind network of the underground factory building of the pumped storage power station in real time to obtain a wind network resolving result, storing the wind network resolving result into the wind network resolving data table of the data storage module on one hand, and assigning the wind network resolving result into the wind network parameter query module on the other hand;
the wind network parameter query module is used for querying the wind network basic parameter data table in the data storage module in a graph mode, realizing the query from the graph to the table, displaying the query result in a corresponding window, and carrying out real-time modification, addition and deletion operation on the wind network basic parameters in the wind network basic parameter data table in the window; meanwhile, the wind network calculation module is also used for displaying the wind network calculation result assigned by the wind network calculation module in real time;
the visual help module is used for providing visual help for the use of the intelligent wind network resolving system;
the operation interface module is used for executing a calling command in a plug-in menu file mode and respectively calling the wind network resolving module, the wind network parameter inquiring module and the visual help module.
Preferably, each cavity of the underground powerhouse of the pumped storage power station is simplified into a pipeline with a circular cross section, and the concrete method comprises the following steps: the ventilation mode of the cavity is a top air supply and lower air return mode, so that a straight line is formed from the top air supply opening to the central point of the floor of the cavity, and the width of a room is taken as a diameter to form an air supply pipeline; the air return pipeline is formed by taking the room height as the diameter as a cylinder and taking the straight line from the central point of the room floor to the lower air return opening.
Preferably, the construction method of the ventilation network specifically comprises the following steps:
the ventilation network comprises an air inlet unit, an air exhaust unit and a ventilation network unit; the cavity of the pumped storage power station underground plant comprises a ventilation and safety hole, a drainage gallery, an exhaust flat hole, an outgoing vertical shaft and an exhaust vertical shaft with circular cross sections, a main plant, a main and auxiliary plant, a main transformer hole, an auxiliary plant, a tail gate hole and an auxiliary plant;
the air inlet unit comprises: the air inlet unit is connected with the ground surface through a ventilation and safety hole, and naturally ventilates into the ground to form the air inlet unit;
the exhaust unit comprises: the exhaust unit is formed by connecting an exhaust fan chamber, an exhaust flat hole, an underground main exhaust machine room, an exhaust vertical shaft and an outgoing branch hole, an outgoing flat hole and an outgoing vertical shaft of each factory building with the ground surface;
the ventilation network unit: fresh air flows through the ventilation and safety hole, and is split into the main plant, the main and auxiliary plants, the main transformer hole, the auxiliary plants, the tail gate hole, the auxiliary plants and the drainage gallery on the upper layer at the tail end of the fresh air, and flows to the ground surface through the exhaust system and the outlet system to form the ventilation network unit.
Preferably, the ventilation state acquisition sensor installed at the ventilation node comprises a temperature sensor, a humidity sensor, a wind pressure sensor and a wind speed sensor, which are respectively used for acquiring temperature, humidity, pressure and wind speed; and the ventilation state acquisition sensor arranged on the air path comprises an ultrasonic sensor and is used for acquiring wind speed and wind quantity.
The intelligent wind network resolving system of the pumped storage power station based on the multi-parameter sensor has the following advantages:
the invention realizes the inquiry of the parameters of the air duct from graph to library and from library to graph, and the calculated air quantity, temperature and humidity are displayed in the visualized window of the air network parameters in real time, thereby having the advantages of dynamic property, real-time property and simple operation.
Drawings
FIG. 1 is a block diagram of an intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor;
FIG. 2 is a diagram of a network architecture of a sensor acquisition part provided by the invention;
fig. 3 is a flow chart of simulation of the intelligent wind network resolving system of the pumped storage power station based on the multi-parameter sensor.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In order to solve the related problems in the prior art, the invention provides an intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor, which is shown in figure 1 and comprises a wind network model, a data storage module, a wind network resolving module, an operation interface module, a wind network parameter query module and a visual help module;
the wind net model is an underground factory building wind net model of a pumped storage power station, and the construction method comprises the following steps: simplifying each chamber of a pumped storage power station underground factory building into a pipeline with a circular cross section, and connecting the pipelines according to the wind flow direction to form a ventilation network; the ventilation network comprises a ventilation node and a ventilation node, and ventilation state acquisition sensors are arranged on the ventilation node and the ventilation node, so that the wind network model is formed;
for the pipeline in the wind net model, each cavity of the underground factory building of the pumped storage power station is simplified into a pipeline with a circular cross section, and the concrete method comprises the following steps: the ventilation mode of the cavity is a top air supply and lower air return mode, so that a straight line is formed from the top air supply opening to the central point of the floor of the cavity, and the width of a room is taken as a diameter to form an air supply pipeline; the air return pipeline is formed by taking the room height as the diameter as a cylinder and taking the straight line from the central point of the room floor to the lower air return opening.
The construction method of the ventilation network specifically comprises the following steps: the ventilation network comprises an air inlet unit, an air exhaust unit and a ventilation network unit; the cavity of the pumped storage power station underground plant comprises a ventilation and safety hole, a drainage gallery, an exhaust flat hole, an outgoing vertical shaft and an exhaust vertical shaft with circular cross sections, a main plant, a main and auxiliary plant, a main transformer hole, an auxiliary plant, a tail gate hole and an auxiliary plant;
the air inlet unit comprises: the air inlet unit is connected with the ground surface through a ventilation and safety hole, and naturally ventilates into the ground to form the air inlet unit;
the exhaust unit comprises: the exhaust unit is formed by connecting an exhaust fan chamber, an exhaust flat hole, an underground main exhaust machine room, an exhaust vertical shaft and an outgoing branch hole, an outgoing flat hole and an outgoing vertical shaft of each factory building with the ground surface;
the ventilation network unit: fresh air flows through the ventilation and safety hole, and is split into the main plant, the main and auxiliary plants, the main transformer hole, the auxiliary plants, the tail gate hole, the auxiliary plants and the drainage gallery on the upper layer at the tail end of the fresh air, and flows to the ground surface through the exhaust system and the outlet system to form the ventilation network unit.
As shown in fig. 2, the ventilation state collection sensor installed at the ventilation node includes a temperature sensor, a humidity sensor, a wind pressure sensor and a wind speed sensor for respectively collecting temperature, humidity, pressure and wind speed; and the ventilation state acquisition sensor arranged on the air path comprises an ultrasonic sensor and is used for acquiring wind speed and wind quantity.
The data storage module is used for storing an air network basic parameter data table and an air network calculation data table;
the wind network resolving module is used for linking with the wind network model in real time, acquiring the ventilation state parameters acquired by each ventilation state acquisition sensor uploaded by the wind network model in real time, reading the wind network basic parameter data table stored by the data storage module, combining the wind network basic parameter data table and the ventilation state parameters, resolving the wind network of the underground factory building of the pumped storage power station in real time to obtain a wind network resolving result, storing the wind network resolving result into the wind network resolving data table of the data storage module, and assigning the wind network resolving result to the wind network parameter query module;
the wind network parameter query module is used for querying the wind network basic parameter data table in the data storage module in a graph mode, realizing the query from the graph to the table, displaying the query result in a corresponding window, and carrying out real-time modification, addition and deletion operation on the wind network basic parameters in the wind network basic parameter data table in the window; meanwhile, the wind network calculation module is also used for displaying the wind network calculation result assigned by the wind network calculation module in real time;
the visual help module is used for providing visual help for the use of the intelligent wind network resolving system;
the operation interface module is used for executing a calling command in a plug-in menu file mode and respectively calling the wind network resolving module, the wind network parameter inquiring module and the visual help module.
Specific embodiments are described below:
example 1:
the embodiment of the invention provides a pumped storage power station intelligent wind network resolving system based on a multi-parameter sensor, which is established on an AutoCAD operation interface and operated by programming and externally hung menus, and comprises the following steps: the system comprises an air network parameter query module, a data storage module, an air network resolving module, a visual help module and an air network model under the air network main menu interface module.
As shown in fig. 2, the wind network model comprises a control center computer, a switch and a plurality of sensors, wherein the sensors of the hardware part collect temperature, humidity, wind pressure and wind speed data of each key wind control node and wind path, and the data are uploaded to a data storage module for storage in real time;
and the wind net resolving module is used for being linked with the wind net model and the data storage module, resolving the wind net of the underground factory building of the pumped storage power station in real time to obtain a wind net resolving result, generating a wind net resolving data table and facilitating the designer to adjust the design scheme.
Further, in order to better realize the invention, the sensors comprise a ventilation node mounting temperature sensor, a humidity sensor, a pressure sensor and a wind speed sensor, and temperature, humidity, pressure and wind speed multi-parameter monitoring data are obtained; an ultrasonic sensor is arranged on the wind path to obtain wind speed and wind quantity multi-parameter monitoring data.
Furthermore, in order to better realize the invention, the control center computer is provided with an expansion function, a control equipment position index function, a database storage function, a report query function, a report export function, a user permission management function, a historical trend function, a video monitoring function, a real-time alarm function, an alarm recording function and a dialog box confirmation function.
The method comprises the following specific steps:
(1) Based on an AutoCAD operation interface, writing an AutoCAD plug-in menu file as an operation interface module to execute corresponding commands to call a wind network parameter query module, a wind network resolving module and a visual help module;
(2) And the wind network parameter query module: writing a macro command by using VBA, respectively realizing the inquiry from an AutoCAD graph to a wind network basic parameter data table in a data storage module and the inquiry from a library to the graph, displaying the inquiry result in a corresponding window, and carrying out real-time modification, addition and deletion operation on wind channel basic parameters in the window;
(3) And a data storage module: the method comprises the steps of secondarily developing an SQL database module by using VB, wherein the module comprises an air network basic parameter data table, an air network acquisition data table and an air network calculation data table;
(4) Wind net resolving module: setting parameters of the air network, branch parameters and fan parameters of the underground factory building of the pumped storage power station by using VB secondary development air network resolving program, outputting resolving results and storing the resolving results in a data storage module; assigning the calculation result to the wind network parameter query module in real time;
(5) The wind network parameter query module is used for calling cursors written in the SQL storage process: the cursor is utilized to search records in the SQL data table one by one according to the keywords, and values meeting the conditions are assigned to the target table, and the process is automatically carried out after the calculation is completed, so that the real-time update of the calculated air quantity is ensured; the cursor is utilized to carry out multi-table joint query, so that the method is not only suitable for the condition that the numbers of query keywords of two data tables are equal, but also suitable for the condition that the numbers of query keywords are not equal, and provides a method for real-time visual query of other parameters monitored by the underground factory building of the pumped storage power station;
(6) Visualization help module: the visual help module is used for providing courses for users to use the system;
(7) All modules are manufactured into an installation package and installed under a specified path, and a user only needs to fill in an authentication part during installation.
Example 2: FIG. 1 is a diagram showing the relationship between the constituent modules of software; FIG. 2 is a sensor type; fig. 3 is a software usage flow.
(1) Newly creating an SQL database mvgv, newly creating a data table csxn_mvgv in the database, and inputting the parameters of the air duct of the underground powerhouse of a certain pumped storage power station; newly-built data table brandchdata is used for storing branch parameters, newly-built data table basic para is used for storing wind network basic parameters, newly-built data table brandchpara is used for storing wind network resolving results, and newly-built data table ddcaldata is used for storing fixed air quantity branch parameters.
(2) And opening software, entering a main interface, inputting 'menu' in a command line, and loading a custom menu. The method comprises the steps that an air network visual menu, an air network resolving menu and a visual system help secondary menu are arranged below an air network and resolving main menu of an underground factory building of a pumped storage power station; the wind network visual menu is provided with a three-level submenu for inquiring the wind channel parameters according to the graph, inquiring the wind channel parameters, adding the wind channel parameters and inquiring the wind channel parameters in batches; the wind flow simulation, the thermal simulation, the pollutant simulation and the sensor data connection three-level submenus are arranged under the wind network calculation menu; the menus are mutually influenced and correlated.
(3) An AutoCAD was used to draw a simplified wind net model. The pumped storage power station underground plant comprises a vault corridor-shaped traffic hole, a ventilation and safety hole, a drainage corridor, an exhaust flat hole, an outgoing vertical shaft and an exhaust vertical shaft with circular cross sections, and buildings such as a main plant, a main and auxiliary plant, a main transformer hole, a tail gate hole and the like; and simplifying each room in the main plant, the main and auxiliary plants, the main transformer cavity and the tail gate cavity of the pumped storage power station underground plant into a pipeline with a circular cross section, thereby constructing a wind net model of the pumped storage power station underground plant.
The method for simplifying each room in the main plant, the main and auxiliary plants, the main transformer cavity and the tail gate cavity of the pumped storage power station underground plant into a pipeline with a circular cross section is as follows: the room ventilation mode is top air supply and lower return air; straight line is made from the top air supply opening to the central point of the room floor, and the width of the room is taken as the diameter to be a cylinder; straight line is formed from the central point of the room floor to the lower return air inlet, and the height of the room is taken as the diameter of a cylinder; the two cylinders penetrate each other to form a simplified air path of the room.
The wind net model of the pumped storage power station underground factory building is as follows:
1) And (5) air inlet engineering. The ground surface is connected through the ventilation and safety hole, and natural ventilation enters the ground.
2) And (5) air exhaust engineering. The exhaust fan chamber, the exhaust flat hole, the underground main exhaust machine room, the exhaust vertical shaft and the outlet branch hole, the outlet flat hole and the outlet vertical shaft of each factory building are connected with the ground surface to serve as exhaust engineering.
3) A ventilation network. Fresh wind flows through the ventilation and safety hole, and is split into the main plant, the main and auxiliary plants, the main transformer hole, the auxiliary plants, the tail gate hole, the auxiliary plants and the upper drainage gallery at the tail end of the fresh wind flow, and the sewage flowing out of the plants flows to the ground surface through the exhaust system and the outlet system.
(4) Point(s)Clicking the graph to inquire the parameters of the air duct, picking up the graphic elements in the AutoCAD graph by a mouse, inquiring in a csxn_mvgv data table according to the keywords, and popping up an air duct attribute window of the air duct if the record exists, wherein the air duct attribute window contains the basic parameters of the air duct, the sectional graph and the settlement air quantity; if the record does not exist, popping up a dialog box for adding the air duct parameters, if yes, popping up a window for adding the air duct parameters, and if not, exiting; the window can modify and delete the parameters of the air channel. If the section of the simplified air duct provided with the main plant generator layer is arched, the heat source is a point source, sensible heat is 400kW, and the air quantity is 17000m 3 And/h, wind resistance is 0.93/100m.
(5) Clicking the air duct parameter query, popping up an air duct parameter query window, selecting different air duct names in the window, and displaying corresponding parameters; the window can modify and delete the parameters of the air duct.
(6) Clicking the parameter of the added air channel to pop up the parameter window of the added air channel, wherein the window and the parameter window of the added air channel popped up in the step (4) are the same window.
(7) Clicking the wind net calculation menu, and popping up a window of a three-level submenu of wind flow simulation, thermal simulation, pollutant simulation and connection sensor data; the window comprises a file menu, a data input menu and an air network resolving menu; the file menu comprises a configuration database and an exit submenu; the data input menu comprises wind network basic parameters, fan parameters and branch parameter submenus, and the wind network parameters can be added and modified; the wind network resolving menu comprises resolving and outputting results, calculating fixed air quantity branch parameters and outputting fan parameter submenus; and when the resolving result is output, invoking a cursor in the SQL storage process, and assigning the resolving result to a csxn_mvgv data table of the roadway parameter display module to realize real-time visual query of the resolving result.
(8) Clicking a three-level submenu for linking sensor data, popping up options such as sensor number, sensor type, refresh interval (seconds), start/stop sensor real-time data simulation program and the like, and enabling a user to select a temperature sensor, a humidity sensor, a pressure sensor and a wind speed sensor to obtain temperature, humidity, pressure and wind speed multi-parameter real-time monitoring data; an ultrasonic sensor is arranged on the wind path to obtain wind speed and wind quantity multi-parameter real-time monitoring data.
(9) The visualization system helps provide a tutorial for a user to use the system.
The beneficial effects of the invention are as follows:
(1) by adopting the scheme, the intelligent air network resolving system based on the multi-parameter sensor for the pumped storage power station underground factory building realizes the inquiry of air channel parameters from graph to library and from library to graph, and the resolved air quantity, temperature and humidity are displayed in the air network parameter visualization window in real time, so that the intelligent air network resolving system has the advantages of dynamic property, real-time property and simplicity and convenience in operation.
(2) The system conforms to the scientization and computerization of wind network visualization and network calculation management, furthest protects the existing engineering design drawing resources of the pumped storage power station underground factory building, simplifies personnel operation, visually displays all parameters, calculation results and sensor monitoring results in the same window in real time, and provides a scientific and convenient method for the ventilation management of the pumped storage power station underground factory building in actual production.
(3) The wind net calculation result of the system can be displayed in the form of a table and also can be displayed in the wind channel parameter query module in real time.
(4) The system is convenient to install and simple to operate, realizes the visualization of the wind network and the real-time inquiry of the resolving result, is beneficial to the subsequent upgrading of the system and the expansion of software modules, and has important significance for the ventilation production and the safety management of the underground factory building of the pumped storage power station if more monitoring parameters of the underground factory building of the pumped storage power station are added.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which is also intended to be covered by the present invention.
Claims (4)
1. The intelligent wind network resolving system of the pumped storage power station based on the multi-parameter sensor is characterized by comprising a wind network model, a data storage module, a wind network resolving module, an operation interface module, a wind network parameter query module and a visual help module;
the wind net model is an underground factory building wind net model of a pumped storage power station, and the construction method comprises the following steps: simplifying each chamber of a pumped storage power station underground factory building into a pipeline with a circular cross section, and connecting the pipelines according to the wind flow direction to form a ventilation network; the ventilation network comprises a ventilation node and a ventilation node, and ventilation state acquisition sensors are arranged on the ventilation node and the ventilation node, so that the wind network model is formed;
the data storage module is used for storing an air network basic parameter data table, an air network acquisition data table and an air network calculation data table;
the wind network resolving module is used for linking with the wind network model in real time, acquiring the ventilation state parameters acquired by each ventilation state acquisition sensor uploaded by the wind network model in real time by reading the wind network acquisition data table, reading the wind network basic parameter data table stored by the data storage module, combining the wind network basic parameter data table and the ventilation state parameters, resolving the wind network of the underground factory building of the pumped storage power station in real time to obtain a wind network resolving result, storing the wind network resolving result into the wind network resolving data table of the data storage module on one hand, and assigning the wind network resolving result into the wind network parameter query module on the other hand;
the wind network parameter query module is used for querying the wind network basic parameter data table in the data storage module in a graph mode, realizing the query from the graph to the table, displaying the query result in a corresponding window, and carrying out real-time modification, addition and deletion operation on the wind network basic parameters in the wind network basic parameter data table in the window; meanwhile, the wind network calculation module is also used for displaying the wind network calculation result assigned by the wind network calculation module in real time;
the visual help module is used for providing visual help for the use of the intelligent wind network resolving system;
the operation interface module is used for executing a calling command in a plug-in menu file mode and respectively calling the wind network resolving module, the wind network parameter inquiring module and the visual help module.
2. The intelligent wind network resolving system of the pumped storage power station based on the multi-parameter sensor as claimed in claim 1, wherein each chamber of the underground powerhouse of the pumped storage power station is simplified into a pipeline with a circular cross section, and the method comprises the following steps: the ventilation mode of the cavity is a top air supply and lower air return mode, so that a straight line is formed from the top air supply opening to the central point of the floor of the cavity, and the width of a room is taken as a diameter to form an air supply pipeline; the air return pipeline is formed by taking the room height as the diameter as a cylinder and taking the straight line from the central point of the room floor to the lower air return opening.
3. The intelligent wind network resolving system of the pumped storage power station based on the multi-parameter sensor as claimed in claim 1, wherein the construction method of the ventilation network is specifically as follows:
the ventilation network comprises an air inlet unit, an air exhaust unit and a ventilation network unit; the cavity of the pumped storage power station underground plant comprises a ventilation and safety hole, a drainage gallery, an exhaust flat hole, an outgoing vertical shaft and an exhaust vertical shaft with circular cross sections, a main plant, a main and auxiliary plant, a main transformer hole, an auxiliary plant, a tail gate hole and an auxiliary plant;
the air inlet unit comprises: the air inlet unit is connected with the ground surface through a ventilation and safety hole, and naturally ventilates into the ground to form the air inlet unit;
the exhaust unit comprises: the exhaust unit is formed by connecting an exhaust fan chamber, an exhaust flat hole, an underground main exhaust machine room, an exhaust vertical shaft and an outgoing branch hole, an outgoing flat hole and an outgoing vertical shaft of each factory building with the ground surface;
the ventilation network unit: fresh air flows through the ventilation and safety hole, and is split into the main plant, the main and auxiliary plants, the main transformer hole, the auxiliary plants, the tail gate hole, the auxiliary plants and the drainage gallery on the upper layer at the tail end of the fresh air, and flows to the ground surface through the exhaust system and the outlet system to form the ventilation network unit.
4. The intelligent wind network resolving system of a pumped storage power station based on a multi-parameter sensor according to claim 1, wherein the ventilation state acquisition sensors installed at the ventilation nodes comprise a temperature sensor, a humidity sensor, a wind pressure sensor and a wind speed sensor, and are respectively used for acquiring temperature, humidity, pressure and wind speed; and the ventilation state acquisition sensor arranged on the air path comprises an ultrasonic sensor and is used for acquiring wind speed and wind quantity.
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