KR100476989B1 - System and method for managing an gas accident - Google Patents

Abstract

The present invention relates to a gas accident management system, comprising: a data storage device including a figure DB and an attribute DB; A data input device for inputting at least one of an address and a number of a gas leak point, a shutoff valve search command, and a supply stop pipe search command; Receiving information of at least one of the address and branch number of the gas leak point, the address received by searching the information of the gas facilities of the gas leak point using at least one of the information and address of the gas leak point And transmitting gas leak pipe status information of the area, receiving a shutoff valve search command, searching for a valve to shut off, transmitting the shutoff valve search result and the shutoff valve list, and receiving a supply stop pipe search command and supplying the shutoff valve search command. A central processing unit which searches for the stop pipe and calculates the amount of gas remaining in the searched stop gas pipe, and transmits the retrieved stop gas pipe and the list and the information on the calculated remaining gas pipe; And a data output device for displaying any one of leak pipe status information, a shutoff valve search result and a shutoff valve list, a supply stop gas line, a list, and information on the amount of remaining gas; It includes.

Description

System and method for managing an gas accident}

The present invention relates to a gas accident management system and a management method, and more particularly, to present a proper countermeasure in real time in the event of a gas leakage accident, to predict the degree of damage to the leak by presenting the maximum amount of gas leak, The present invention relates to a gas accident management system and a management method that enable the user to grasp the current status of the gas supply interruption customer through visual diagram.

Conventionally, a method of acquiring information on an accident location by manual labor, coping with an accident, and calculating a damage range is performed by a manual operation when a gas accident occurs.

However, there was a problem that the manual handling of the gas accident and the calculation of the damage range were unreliable in accuracy and speed.

An object of the present invention is to solve the above problems, and by using a computer network-based topology analysis of a geographic information system (hereinafter referred to as "GIS") for more effective and faster gas accidents It provides a gas accident management system and management method for acquiring, coping with information and estimating the exact extent of damage.

The present invention for achieving the above object is a gas accident management method comprising the steps of: receiving the information of at least one of the address and address of the gas leakage point of the central processing unit; Retrieving the gas facility information of the gas leak point using at least one of a figure DB, an attribute DB, and an address and a number of the received gas leak point; And transmitting gas leak pipe status information of the address and the address area received by the central processing unit. It includes.

Preferably, after the central processing unit transmits the gas leak pipe status information of the address and address area received by the central processing unit, receiving the shut-off valve search command; Retrieving the valve to be blocked by network analysis using the pre-stored figure DB and the attribute DB through network analysis; And transmitting the shutoff valve search result and the shutoff valve list searched by the central processing unit. It characterized in that it further comprises.

More preferably, after the central processing unit transmits the shutoff valve search result and the shutoff valve list searched, the central processing unit receives a supply stop pipe search command; Searching for the supply stop pipe using the figure DB and the attribute DB in which the CPU is pre-stored; Calculating, by the central processing unit, the amount of gas remaining in the searched off gas pipeline using the figure DB and the attribute DB previously stored; And transmitting, by the central processing unit, information about the searched supply gas stop line and the list and the calculated residual gas amount. In addition, the step of searching for the supply stop pipe using the graphics DB and the attribute DB is stored in the central processing unit is pre-stored, the central processing unit is traced to both sides of the accident pipeline associated gas valve Searching for; And searching, by the central processing unit, a gas pipeline in which supply is stopped by shutting off the retrieved gas valve. It is characterized by that.

On the other hand, the present invention relates to a gas accident management system, a figure DB, gas pipe information, gas valve information, gas accessories information, gas introduction, including cadastral map information, gas facility diagram information, administrative zone diagram information, city gas piping diagram information A data storage device including an attribute DB including pipe information and gas consumer information; A data input device for inputting at least one of an address and a number of a gas leak point, a shutoff valve search command, and a supply stop pipe search command; Receiving information of at least one of the address and branch number of the gas leak point, the address received by searching the information of the gas facilities of the gas leak point using at least one of the information and address of the gas leak point And transmitting gas leak pipe status information of the area, receiving a shutoff valve search command, searching for a valve to shut off, transmitting the shutoff valve search result and the shutoff valve list, and receiving a supply stop pipe search command and supplying the shutoff valve search command. A central processing unit which searches for the stop pipe and calculates the amount of gas remaining in the searched stop gas pipe, and transmits the retrieved stop gas pipe and the list and the information on the calculated remaining gas pipe; And a data output device for displaying any one of leak pipe status information, a shutoff valve search result and a shutoff valve list, a supply stop gas line, a list, and information on the amount of remaining gas; It includes.

Preferably, the gas pipe information includes information on a gas pipe ID, a feature code, a management authority, a symbol, a material, an aperture, an extension, a gas pressure, a maximum depth, and an installation surface, and the gas valve information includes a gas valve ID and a terrain. It includes information on water sign, management agency, symbol, material, connection form, operation form, manufacturer, shape form, depth, altitude value, address, installation drawing, and the gas accessory information includes manhole ID, manhole cover standard, Gas manhole information including manhole cover model, manhole size (horizontal, vertical, height), address information, static pressure ID, static pressure name, supply generation, model name, size, setting pressure, emergency shutoff valve, leakage shutoff valve Pressure regulator information including information on presence, bypass diameter, bypass cutoff valve, bypass filtration device, bypass flow control device, bypass gun device, construction date, receiver ID, diameter, Box presence, box Receipt information including information on size, installation date, address, and test box ID, test box ID, installation model, lid specification, test box type, current, installation date, address, and test box information. The information includes information on incoming pipe ID, diameter, material, extension, construction classification, investment classification, and the gas customer information includes customer ID, name, area code, country code, main number, same name, same code, branch number, tube, Characterized in that the information on the number of floors, the number of floors.

Hereinafter, with reference to the accompanying drawings will be described in more detail the present invention.

The gas accident management system to which the present invention is applied will be described in detail with reference to FIGS. 1 and 2 as follows.

1 is a block diagram of a gas accident management system according to an embodiment of the present invention, Figure 2 is an information correlation diagram of a gas accident management system according to an embodiment of the present invention.

As shown in FIG. 1, the gas accident management system 100 according to an exemplary embodiment of the present invention includes a central processing unit 110, a memory device 120, a data storage device 130, and a data input device 140. And a data output device 150.

The central processing unit 110 performs a control function and a calculation function according to the present invention, it is preferable that the specification of Pentium or higher.

In addition, the memory device 120 performs a function of temporarily storing data according to the present invention, preferably 64Mb or more.

In addition, the data input device 140 performs a function of inputting various data according to the present invention, and includes a CD ROM, a mouse, and a keyboard not shown in the drawing.

In addition, the data output device 150 performs a function of displaying data according to the present invention, and includes a monitor and a printer not shown in the drawings.

In addition, the data storage device 130 is a graphic DB, gas pipe information, gas valve information, gas attachment facility information, gas inlet pipe information, including cadastral map information, gas facility diagram information, administrative zone diagram information, city gas piping diagram information In addition, the database includes an attribute DB including gas consumer information, and the data is managed by a separate database management program.

The cadastral map information in the figure DB can be used as data in the form of polygons (POLYGON) and can use data calculated by the cadastral map computerization project.

The city gas piping diagram information in the figure DB should be constructed to grasp the current status of the basic network for gas pipe network analysis as data of any one of arc (ARC), node (NODE) and point (POINT). The data constructed through UIS and computerization can be used, and for network analysis, linkage relationship, that is, topological relationship, must be included.

As shown in FIG. 2, the gas pipe information in the attribute DB includes information about a gas pipe ID, a feature code, a management authority, a symbol, a material, a diameter, an extension, a gas pressure, a maximum depth, and an installation surface.

The gas valve information in the attribute DB includes information on a gas valve ID, a feature code, a management authority, a symbol, a material, a connection form, an operation form, a manufacturer, a shape form, a depth, an altitude value, an address, and an installation year.

The gas accessory information in the attribute DB includes gas manhole information including manhole ID, manhole cover standard, manhole cover model, manhole standard (horizontal, vertical, height), and address; , Model name, size, setting pressure, emergency shutoff valve, leakage shutoff valve, bypass (bypass) diameter, bypass shutoff valve, bypass filtration device, bypass flow control device, bypass gun device, construction date Pressure receiver information including information on the receiver, receiver information including the receiver ID, diameter, box presence, box cap size, installation date, address, test box ID, installation model, lid specification, test box Include test box information including type, current, installation date, and address.

Introductory information in the attribute DB includes information on inlet ID, diameter, material, extension, construction segment, investment segment.

The gas consumer information in the attribute DB includes information about a customer ID, a name, an area code, a station number, a main number, a name, a code, a branch number, a container, a floor number, and a plain number.

The gas accident management method using the gas accident management system according to an embodiment of the present invention will be described with reference to FIGS. 3 to 11.

3 is a flowchart illustrating a gas accident management method according to an embodiment of the present invention, FIG. 4 is an exemplary view of a screen showing a gas leak point search result according to an embodiment of the present invention, and FIG. FIG. 6 is an exemplary view illustrating a screen showing a shutoff valve search result according to an embodiment of the present disclosure. FIG. 6 is an exemplary view illustrating a screen showing a shutoff valve list according to an embodiment of the present invention. FIG. 7 is an exemplary embodiment of the present invention. FIG. 8 is a schematic diagram illustrating a method for searching a supply gas stop valve using a tracking technique according to an example. FIG. 8 is a schematic diagram illustrating a method for searching a supply gas stop line using a tracking technique according to an embodiment of the present invention. FIG. 10 is an exemplary view illustrating a screen showing a result of a supply gas stoppage according to an embodiment of the present invention, and FIG. 10 is a list of gas supply stoppages according to an embodiment of the present invention. One example of a road surface 11 is one example of a screen diagram showing a residual amount of gas into accordance with one embodiment of the present invention.

The central processing unit 110 receives at least one of the address and the number of the gas leak point from the data input device 140 (S2).

The central processing unit 110 is a gas facility of the gas leak point by using at least one of the information DB and attribute DB and the address and address of the received gas leak point previously stored in the data storage device 130 The degree information is retrieved (S4).

The central processing unit 110 receives the gas leak pipe status information of the address and the area number received in the step S2 through a screen showing the gas leak point search results according to an embodiment of the present invention shown in FIG. The data output apparatus 150 transmits the data (S6).

The screen showing the gas leak point search results according to an embodiment of the present invention shown in FIG. 4 is an attribute query and modification menu for a network management, a customer management menu, a demand analysis menu, and an accident according to an embodiment of the present invention. It includes a management menu.

The attribute inquiry and correction menu for the pipe network management uses the gas facility database pre-stored in the data storage device 130 to update the changes in real time when the changes to the gas facility occur, and search and output various functions. This menu is used to visually grasp the current status of facilities using.

In addition, the customer management menu is a menu for real-time modification and confirmation of pipe replacement and customer information due to the establishment, abolition, and construction of gas facilities. It is a menu that can improve the efficiency of management work in the city gas company by managing both and drawings together.

In addition, the demand analysis menu is a menu for predicting future gas demand by establishing a demand prediction formula based on past gas demand data. In addition, the demand analysis menu may not only support efficient decision making when establishing a future gas facility installation plan. This is a menu that allows the flow rate allocated to gas conduits to be identified through the comparative analysis of sales volume and forecast value of.

The central processing unit 110 issues a shutoff valve search command through the accident management menu and the data input device 140 in order to search for a shutoff valve associated with an accident point so that the damage of a gas accident is not spread. Receive (S8).

In the network analysis, the network refers to a certain pattern or frame formed by linearly connected linear objects. A pipe network generally defines a path used when resources move from one point to another, and urban road networks, air routes, stream flows, and water and sewerage are typical examples of pipe networks.

An example of a typical network analysis using a pipe network in the GIS is a prediction of the flow rate according to the flow of rivers due to the occurrence of a lot of rainfall in a certain area.

By accurately predicting the flow rate to the stream, the magnitude and origin of the flood can be identified in advance, and emergency measures can be taken to prevent large-scale human and property damage.

In addition, the network analysis can be used to determine the flight path of the aircraft from the driving route of the fire truck, ambulance, police vehicle in case of fire or emergency patient through the selection of the optimum route.

It can also be used for a variety of purposes, including the route of buses for public transport, the delivery of emergency mail, and the determination of the appropriate collection route for municipal waste collection vehicles.

For the network analysis, unique information of nodes and information between nodes and nodes are required. In addition, information such as distance and time to be considered in the network analysis should be included and this is called an impedance.

The central processing unit 110 searches for a valve to be blocked using the figure DB and the attribute DB previously stored in the data storage device 130 (S10).

The central processing unit 110 transmits the shutoff valve search result and the shutoff valve list searched in step S10 to the data output device 150 through FIGS. 5 and 6 (S12).

When the gas valve is blocked using the search result of the step S12, a gas supply stop zone is generated. The gas pipeline is isolated by blocking the gas valve, and the supply interruption customer connected to the gas pipeline where the supply is stopped. In order to calculate the amount of remaining gas remaining in the gas pipeline where the supply is stopped through the network analysis, the central processing unit 110 receives a supply stop pipe search command from the data input device 140 (S14). .

The central processing unit 110 searches for the supply stop pipe using the figure DB and the attribute DB previously stored in the data storage device 130 (S16).

The supply stop channel search by the central processing unit 110 is another technology of the network analysis is searched by tracing technology.

That is, as shown in FIG. 7, the central processing unit 110 searches for the associated gas valve by tracking both sides of the accident pipeline.

Thereafter, as shown in FIG. 8, the central processing unit 110 searches for a gas line where supply is stopped by shutting off the searched gas valve.

The central processing unit 110 calculates the amount of gas remaining in the supply stop gas pipeline searched by the step S16 using the figure DB and the attribute DB previously stored in the data storage device 130 (S18). .

Residual gas amount calculation of the central processing unit 110 can be calculated as the sum of the volume of the bar, if the pipe volume of each pipe is Q₁ and the remaining gas amount considering the pipe volume and the gas pressure P is Q i

Q _i = Q₁ × P

= Volume per unit length × extension × (supply pressure + 1.0332) /1.0332

The remaining gas amount is the sum of Q i of the remaining gas amount of each pipe.

Remaining gas volume =

The central processing unit 110 transmits the supply stop gas pipeline and the list searched by the step S16 to the data output device 150 through FIGS. 9 and 10, and calculates the remaining gas amount calculated by the step S18. Information about the data is transmitted to the data output device 150 through FIG. 11 (S20).

The invention can also be embodied as computer readable code on a computer readable recording medium. The computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored. Examples of computer-readable recording media include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and also include those implemented in the form of carrier waves such as transmission over the Internet. . The computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

 According to the present invention as described above, through the network network analysis using the topology structure of the geographic information system on the basis of the computer there is an effect that can quickly and accurately predict the gas accident, coping and accurate range of damage when the gas accident occurs .

1 is a block diagram of a gas accident management system according to an embodiment of the present invention.

2 is an information correlation diagram of a gas accident management system according to an embodiment of the present invention.

3 is a flow chart for a gas accident management method according to an embodiment of the present invention.

Figure 4 is an exemplary view of a screen showing the gas leak point search results according to an embodiment of the present invention.

Figure 5 is an exemplary view of a screen showing a shut-off valve search results according to an embodiment of the present invention.

Figure 6 is an exemplary view of a screen showing a shut-off valve list according to an embodiment of the present invention.

7 is a schematic diagram illustrating a method for retrieving a supply gas stop valve using a tracking technique according to an embodiment of the present invention.

8 is a schematic diagram showing a method for searching a supply gas stop using a tracking technology according to an embodiment of the present invention.

9 is an exemplary view of a screen showing a search result of a supply stop gas pipeline according to an embodiment of the present invention.

10 is an exemplary view of a screen showing a supply stop gas pipeline list according to an embodiment of the present invention.

11 is an exemplary view of a screen showing a status of remaining gas amount according to an embodiment of the present invention.

Claims (5)

The central processing unit 110, the memory device 120, in order to calculate the exact damage range of the acquisition, response and information about the gas accident by the network network analysis using the topology structure of the Geographic Information System based on the computer In the gas accident management method performed in the gas accident management system 100 including the data storage device 130, the data input device 140 and the data output device 150, Receiving, by the central processing unit (110), at least one of the address and the address of the gas leak point from the data input device (140) (S2); The central processing unit 110 includes a figure DB, gas pipe information, gas valve information, gas accessory information, gas inlet pipe information, and gas customer information including city gas pipe diagram information stored in the data storage device 130. Retrieving gas facility information of a gas leak point using information of at least one of an attribute DB and the received address and address of the gas leak point (S4); Transmitting gas leak pipe status information of the address and the address area received by the central processing unit 110 to a data output device 150 (S6); Receiving, by the central processing unit, an accident management menu and a shutoff valve search command through the data input device 140 (S8); The central processing unit (110) searching for a valve to be blocked by network analysis using the figure DB and the attribute DB stored in the data storage device (130) (S10); Transmitting the shutoff valve search result and the shutoff valve list searched by the central processing unit (110) to a data output device (150) (S12); Receiving, by the central processing unit (110), a supply stop pipe search command through the data input device (140) (S14); Searching (S16) by the central processing unit (110) using the figure DB and the attribute DB stored in the data storage device (130); Calculating, by the central processing unit (110), the amount of gas remaining in the searched off gas pipeline using the figure DB and the attribute DB stored in the data storage device (S18); And And transmitting, by the central processing unit 110, the information on the searched supply gas stop and the list and the calculated residual gas amount to the data output device 150 (S20). In step S16, the central processing unit 110 searches for the supply stop pipe using the figure DB and the attribute DB stored in the data storage device 130. The central processing unit (110) searching for the associated gas valve by tracking both sides of the accident pipeline; And Searching for a gas pipeline in which the supply is stopped by the central processing unit 110 blocking the searched gas valve; In the step (S6) the central processing unit 110 receives the gas leak pipe status information of the address and the area number, In order to visually grasp the current status of the facilities by using the search and output function, the changes are updated in real time when the changes to the gas facilities are generated using the gas facilities database stored in the data storage device 130. Search and modify menus to visually understand the current status of facilities using search and output functions, Customer management menu for real-time modification and confirmation of pipe replacement and customer information due to the establishment, abolition of gas facilities and construction, and It is a menu for predicting future gas demand by establishing a demand forecasting formula based on past gas demand data. It can not only support efficient decision-making when establishing a future gas facility installation, but also compare existing sales with forecasts. Representation of the flow rate assigned to the gas conduit through the analysis to display on the screen of the data output device 150 including a demand analysis menu to present the criteria for analysis and evaluation of the existing sales volume compared to the usage of the customer Gas accident management method characterized in that. delete delete The central processing unit 110, the memory device 120, in order to calculate the exact damage range of the acquisition, response and information about the gas accident by the network network analysis using the topology structure of the Geographic Information System based on the computer In the gas accident management system 100 including a data storage device 130, a data input device 140 and a data output device 150, Graphic DB including cadastral map information, gas facility diagram information, administrative area map information, city gas pipeline diagram information, and attribute DB including gas pipe information, gas valve information, gas accessory information, gas inlet pipe information, and gas consumer information. A data storage device 130 including; A data input device 140 for inputting at least one of an address and a number of a gas leak point, a shutoff valve search command, and a supply stop pipe search command; Receives at least one information of the address and the number of the gas leakage point through the data input device 140, and using the at least one information of the address and the number of the gas leakage point of the data storage device 130 The gas leak facility information stored at the gas leakage point is searched and transmitted to the data output device 150 to receive the gas leak pipe status information of the address and the area number received, and receives a shutoff valve search command and searches for a valve to shut off. The search result of the shut-off valve and the list of shut-off valves are transmitted to the data output device 150, and the supply stop pipe is searched by receiving a supply stop pipe search command from the data input device 140. Calculate the amount of gas remaining in the pipeline, and search the associated gas valve by tracking both sides of the accident pipeline. By blocking the searched gas valve found by searching for the gas supply duct is interrupted central processing unit (110) for transmitting information about a remaining gas amount calculating the stop gas supply conduit, and this list, in the data output unit 150; And Data output device 150 for displaying any one of the leak pipe status information transmitted from the central processing unit 110, the shut-off valve search results and the shut-off valve list, the supply gas pipeline, the list and the information on the remaining gas amount ; Including, The central processing unit 110 receives the gas leak pipe status information of the received address and address area, In order to visually grasp the current status of the facilities by using the search and output function, the changes are updated in real time when the changes to the gas facilities are generated using the gas facilities database stored in the data storage device 130. Search and modify menus to visually understand the current status of facilities using search and output functions, Customer management menu for real-time modification and confirmation of pipe replacement and customer information due to the establishment, abolition of gas facilities and construction, and It is a menu for predicting future gas demand by establishing a demand forecasting formula based on past gas demand data. It can not only support efficient decision-making when establishing a future gas facility installation, but also compare existing sales with forecasts. Through the analysis, the flow rate allocated to the gas conduit is identified and displayed on the screen of the data output device 150 including a demand analysis menu for presenting a standard for analyzing and evaluating the existing sales volume in comparison with the usage of the customer. Gas accident management system, characterized in that. The method of claim 4, wherein The gas pipe information includes a gas pipe ID, a feature code, a management authority, a symbol, a material, an aperture, an extension, a gas pressure, a maximum depth, and an installation drawing. The gas valve information includes information about a gas valve ID, a feature code, a management agency, a symbol, a material, a connection form, an operation form, a manufacturer, a shape form, a depth, an altitude value, an address, and an installation drawing. The gas accessory information includes gas manhole information including manhole ID, manhole cover standard, manhole cover model, manhole standard (horizontal, vertical, and height), address, pressure regulator ID, static pressure machine name, supply generation, model name, Information on size, setting pressure, emergency shutoff valve, leakage shutoff valve, bypass (bypass) diameter, bypass shutoff valve, bypass filtration device, bypass flow control device, bypass gun device and construction date Rectifier information including, receiver ID, diameter, box presence, box cap size, installation date, address information including the address, test box ID, installation model, lid specification, test box type, current Include test box information, including date of installation, address, The entry pipe information includes information on the entry pipe ID, diameter, material, extension, construction classification, investment classification, The gas customer information gas accident management system, characterized in that it contains information about the customer ID, name, area code, station number, main number, the same name, the same code, branch number, tube, floor number, number of sheets.