JP2002063242A - Industrial water management system in industrial complex, and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an industrial water management system arranged in an industrial complex and capable of reducing the secured quantity of industrial water as the whole complex, reducing equipment and cost and preventing the reduction of operation rates due to the mutual supply of industrial water, and to provide a recording medium. SOLUTION: The system is provided with plural terminals 10A to 10D and a server 20 mutually connected through an information network NW. Each terminal is provided with an input means 12 for inputting industrial water consumption information, stock information and supply request information in each enterprise and a means 14 for transmitting the information inputted by the input means 12 to the server 20. The server 20 is provided with an industrial water information storage means and a supply request information storage means, stores the industrial water consumption information, stock information and supply request information inputted from each terminal in respective storage means and discloses the information stored in the supply request information storage means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an industrial water management system and a recording medium in a complex in which a plurality of enterprises are assembled and industrial water used by each enterprise is collectively managed.

[0002]

2. Description of the Related Art In a complex where single machinery and equipment are assembled and organically bonded to each other, a fraction obtained by distilling and refining crude oil, for example, a naphtha fraction is obtained by cracking petroleum such as ethylene and propylene. Become a raw material for chemical products. In a conventional complex, this is connected by a pipeline and transported to another company to reduce distribution costs.

[0003]

In the conventional complex, the transfer of raw materials by pipeline and the transfer of semi-finished products are streamlined, but other utilities, specifically, industrial Water was not shared, and it was necessary for each company to procure it independently. In such a case, it is necessary for each business entity to independently secure a certain amount, and it is necessary to secure a surplus of industrial water since it must secure a sufficient amount. For this reason, facilities and costs for securing excess industrial water have been required.

[0004] Further, the amount of industrial water used varies depending on the company, the type of plant, the operating time, and the like. For example, when water is shortage, a certain company runs short of industrial water and the operating rate of the plant must be reduced. Despite the situation, other companies may have surplus industrial water, and the complex has been inefficiently operated as a whole.

SUMMARY OF THE INVENTION An object of the present invention is to solve such a conventional problem and to collectively manage industrial water required by each business entity, thereby reducing the amount of industrial water required for the entire complex, and reducing equipment and cost. It is an object of the present invention to provide an industrial water management system and a recording medium in a complex that can reduce the operating rate of a plant by mutually procuring industrial water even when drought occurs.

[0006]

The industrial water management system and the recording medium in the complex according to the present invention employ the following configurations to achieve the above object. The invention according to claim 1 is an industrial water management system in a complex composed of a plurality of business entities, wherein the industrial water information storage means for storing industrial water use information and / or inventory information, and industrial water. Procurement request information storage means for storing the procurement request information of each company, input means for inputting the use information and / or stock information of industrial water in each business entity, and procurement request information for industrial water, and Means for storing industrial water use information and / or inventory information in the industrial water information storage means;
A complex comprising: a receiving unit that stores the procurement request information input by the input unit in the procurement request information storage unit; and a publishing unit that publishes the information stored in the procurement request information storage unit. It is an industrial water management system.

According to this industrial water management system, information on the use of industrial water in each business entity and / or
Alternatively, when stock information is input, such information is stored in the industrial water information storage means. Therefore, it is possible to centrally manage the use information and stock information of industrial water in all the enterprises constituting the complex, thereby reducing the amount of industrial water secured for the entire complex and reducing equipment and cost. be able to. Moreover, when a user requesting the procurement of industrial water inputs procurement request information from the input means, the procurement request information is stored in the procurement request information storage means and then made public. Therefore, a business entity that has secured surplus industrial water by looking at the published procurement request information can provide industrial water to the business entity for which the procurement request has been made. Therefore, even during a drought, it is possible to prevent a decrease in the operation rate of the plant by performing mutual interchange of industrial water.

[0008] Here, the industrial water refers to water for various uses used in each company. Specifically, it refers to water supplied to a boiler, water used as a raw material, water used for cooling, and the like. By the way, in the case of boiler water, it is required not to corrode the boiler and not to produce garbage.
It is desirable to control the dissolved oxygen to 0 ppm or less and the dissolved oxygen to 0.5 ppm or less, for example. The information on the use of industrial water includes the amount of water per unit time used in each company, the purpose of use, the concentration of CaCO3 dissolved in water, the amount of dissolved oxygen, and the like. The industrial water inventory information refers to the amount of water stored in an industrial water storage tank or the like. Also in this case, it is desirable to input the concentration of CaCO3 dissolved in water and the amount of dissolved oxygen.

[0009] The invention according to claim 2 is an industrial water management system in a complex composed of a plurality of business entities, wherein a plurality of terminals, a server, these terminals and a server are arranged in each of the enterprises. And an information network connecting the information exchangeable with each other, wherein each of the terminals
Input means for inputting industrial water use information and / or stock information and industrial water procurement request information at each business entity, and for industrial water use information and / or inventory information and industrial water input by the input means Means for transmitting procurement request information to the server, wherein the server stores industrial water use information and / or inventory information, and procurement request information storage for storing procurement request information Means, registration means for storing the industrial water use information and / or inventory information input from the terminal in the industrial water information storage means, and procurement request information input from the terminal in the procurement request information storage means. And a publishing means for publishing the information stored in the procurement request information storage means. It is an industrial water management system in the diisocyanate.

According to this industrial water management system, when information on use of industrial water and / or information on stock amount in each business entity is input from each terminal, the information is sent to the server via the information network. The server stores such information in the industrial water information storage means. Therefore, since the use information and stock information of industrial water in all the enterprises constituting the complex can be centrally managed in the server, it is possible to reduce the amount of industrial water secured for the entire complex, and to reduce equipment and cost. Can be achieved. In each terminal, when a user requesting the procurement of industrial water inputs procurement request information from the input means, the procurement request information is stored in the procurement request information storage means and then made public. Therefore, since the procurement request information can be confirmed at each terminal, a business entity that has secured excess industrial water can provide industrial water to the business entity that has received the procurement request. Therefore, even during a drought, it is possible to prevent a decrease in the operation rate of the plant by performing mutual interchange of industrial water.

Here, the information network means a communication means for mutually exchanging information between different business entities in the complex. As the communication means, an optical fiber, a wired circuit using an analog signal or a digital signal, a public circuit, a wireless circuit using an analog signal or a digital signal, an internet, a modem, and a telephone line may be used. In particular, an optical fiber is preferable from the viewpoint of communication speed. As the system, a server client system or the like can be preferably used.

According to a third aspect of the present invention, in the industrial water management system in the complex according to the first or second aspect, the optimum securing amount of the industrial water is determined based on the procurement request information received by the receiving means. An industrial water management system in a complex, comprising a calculating means for calculating. According to this industrial water management system, the optimum amount of industrial water required for the entire complex is calculated from the procurement request information received by the receiving means, so that the optimum operating state can be always maintained. Here, the optimum secured amount of industrial water refers to industrial water that is distributed so as to produce the maximum effect at the lowest cost for the entire complex, and has a great significance especially in the case of drought. In addition, for industrial water used for boilers, the number of boilers owned by
It is also possible to calculate how distribution can increase the optimal efficiency.

According to a fourth aspect of the present invention, in the industrial water management system according to any one of the first to third aspects of the present invention, there is provided a calculating means for calculating a cost incurred when the industrial water is used. An industrial water management system in a complex, comprising: According to this industrial water management system, the cost incurred when using industrial water is automatically calculated, so that the burden of billing work can be reduced. Here, the cost incurred when using industrial water is a usage fee when using industrial water, and refers to an amount paid to a business entity that has supplied the industrial water. At that time, if there is a mutual use of industrial water mutually, if the calculation is made by offsetting the cost between each business entity over a certain period,
The actual transfer of cash is reduced, and payment operations can be reduced. In addition, there is a means for directly contacting the bank with the cost information, and the procedure can be further simplified by making an automatic transfer at the bank account.

According to a fifth aspect of the present invention, there is provided the industrial water management system according to any one of the first to fourth aspects, wherein input means for inputting water storage amount information of a dam, and water storage amount information storage means And a means for storing the stored water amount information input by the input means in the stored water amount information storage means. According to this industrial water management system, the water storage amount of the dam can be managed collectively, so that the industrial complex can be effectively utilized and the production plan can be made in consideration of the water storage amount of the dam as a whole complex.

According to a sixth aspect of the present invention, there is provided a recording medium recording a program for controlling the system according to any one of the first to fifth aspects. According to this recording medium, the control of the system according to any one of claims 1 to 5 can be executed using a computer.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. The present embodiment is an example of a complex having an industrial water management system. As shown in FIG. 1, the complex has a plurality of business entities A, B, C, and D collectively arranged in a predetermined area. Terminals 10A, 10B, 10C, and 10D are respectively arranged in the enterprises A to D, and these terminals 10A to 10D and the server 20 are connected to each other via an information network NW so that information can be exchanged therebetween. The server 20 may be installed in any of the enterprises A to D, but may be installed in any other location.

The business entities A to D include the terminals 10A to 10A.
D, industrial water storage tanks 30A, 30B, 30
C, 30D, a plant (not shown), and the like are installed. In the industrial water storage tanks 30A to 30D,
Injection pipes 31A, 31B, 31C, 31D for injecting industrial water into the tanks 30A to 30D, and tanks 30A to 30D.
Water supply pipes 32A, 32B, 32C for distributing industrial water in 30D to various uses (for boilers, raw materials, cooling)
32D and the tank 3
Inventory amount detection sensors 33A, 33B, 33C, 33D for detecting the amount of industrial water stored in 0A to 30D are provided. Water supply pipes 32A to 32D have flow rate detection sensors 34A, 34B, 3 for detecting the amount of industrial water used.
4C and 34D are provided, and the water injection pipe 31A is provided.
Each tank 3 is located between the water supply pipes 31A to 31D and the water supply pipes 32A to 32D.
A pipe 35 for interconnecting the industrial waters in 0A to 30D is connected. Inventory detection sensors 33A-33
D and the detection data from the flow rate detection sensors 34A to 34D are input to the terminals 10A to 10D.

Each of the terminals 10A to 10D has a display unit 11
And input means 12, storage means 13, and control means 14 including a CPU and the like. The control means 14 includes the stock amount detection sensors 33A to 33D and the flow rate detection sensor 34A
To 34D, and information input from the input unit 12 (for example, CaCO3 concentration of industrial water, dissolved oxygen amount, purpose of use, and procurement request information for industrial water) are transmitted to the server 20 (transmission unit). And displaying the content received from the server 20 on the display means 11.

The server 20 manages industrial water by exchanging information with the terminals 10A to 10D installed in the business entities A to D. As shown in FIG. , An input means 22, a storage device 23, and a C connected to an information network NW via an input / output control unit 25.
And control means 24 comprising a PU or the like. The server 20 is connected to the dam management office 40 so that information can be exchanged. The dam management office 40 is provided with a means for inputting the water storage amount information of the dam, whereby the input water storage amount information is provided to the server 20.

The storage device 23 includes a program storage unit 23A that stores a program for controlling the server 20, a use information storage unit 23B that stores use information of industrial water,
Inventory information storage means 23C for storing industrial water inventory information
And a procurement request information storage means 23D for storing procurement request information on industrial water, and a water storage amount information storage means 23E. Here, the use information storage means 23B and the stock information storage means 23C constitute an industrial water information storage means. As shown in FIG. 3, the usage information storage means 23B stores the amount of industrial water used, Ca
Columns of CO3 concentration, dissolved oxygen concentration, and others (for example, information such as purpose of use) are allocated, and information input from each of the terminals 10A to 10D is written in each of the columns.

As shown in FIG. 4, the stock information storage means 23C stores the stock amount of industrial water, CaC
Columns of O3 concentration, dissolved oxygen concentration, and others (for example, information on the purpose of use, etc.) are assigned, and each terminal 1
Information input from 0A to 10D is written respectively. As shown in FIG. 5, the procurement request information storage means 23D is provided with fields for writing procurement request information on a daily basis, and in these fields, the procurement request information (the requester and the procurement request) input from each of the terminals 10A to 10D is provided. Quantity information)
Is written. The water storage amount information of the dam provided from the dam management office 40 is periodically written in the water storage amount information storage means 23E.

The control means 24 controls the terminals 10A to 10D
The use information and stock information of the industrial water input from the above are stored in the use information storage means 23B and the stock information storage means 23.
C, storage means for storing the procurement request information input from the terminals 10A to 10D in the procurement request information storage means 23D, and water storage information of the dam provided from the dam management office 40. Quantity information storage means 2
3E means for storing the information in the procurement request information storage means 2
A publishing unit that publishes information stored in 3D in response to a request from each of the terminals 10A to 10D, and a calculating unit that calculates an optimal securing amount of industrial water based on the procurement request information received by the receiving unit. And calculation means for calculating the cost incurred when using industrial water.

In such a configuration, each terminal 10A-
From 10D, use information and stock information of industrial water of each of the enterprises A to D are input. Specifically, the amount of industrial water used,
The CaCO3 concentration, dissolved oxygen concentration, etc., and the inventory amount of industrial water, CaCO3 concentration, dissolved oxygen concentration, etc. are input. At this time, the flow rate detection sensors 34A to 34D and the stock quantity detection sensor 33
A to 33D can automatically input. Information such as the remaining CaCO 3 concentration and dissolved oxygen concentration is input from the input means 12. Then, these information are stored in each of the terminals 10A to 10D and the information network NW.
Is sent to the server 20 via the.

The server 20 stores the received use information and stock information on industrial water in the use information storage means 23B and the stock information storage means 23C. Therefore, since the server 20 can grasp the amount of industrial water used and the amount of stock in each of the enterprises A to D, if the amount of industrial water required in the entire complex is grasped in advance, the inventory amount of the entire complex can be reduced. It is possible to reduce equipment and cost.

At each of the terminals 10A to 10D, when a user who requests industrial water procurement inputs procurement request information from the input means 12, the procurement request information is sent to the server 20 via the information network NW. It is stored in the procurement request information storage means 23D. The server 20, based on the procurement request information stored in the procurement request information storage means 23D,
Calculate the optimal amount of industrial water. That is, the optimum amount of industrial water to be secured is calculated for the entire complex. Then, a command is issued to secure the industrial water in the industrial water storage tanks 30A to 30D owned by the enterprises A to D so as to satisfy the secured amount.

The procurement request information stored in the procurement request information storage means 23D is disclosed in response to a request from each of the terminals 10A to 10D. Therefore, each of the terminals 10A to 10D
In, you can check the procurement request information,
A business entity that has secured excess industrial water can provide industrial water to a business entity that has received a procurement request.
Therefore, even during a drought, it is possible to prevent a decrease in the operation rate of the plant by performing mutual interchange of industrial water.

For example, at the time of drought, the plant of company A needs a large amount of industrial water for cooling or the like, while company B owns company A in a situation where the amount of industrial water used is small. The water level of the industrial water storage tank 30A falls, and in order to maintain the operation of the plant of the enterprise A in the future, the operation rate must be reduced to about 80%. In such a case, if the enterprise A makes a procurement request, it is possible to confirm at the terminals 10B to 10D that the enterprise A has made a procurement request. The entity B can provide industrial water to the enterprise A for which procurement has been requested.

At this time, the server 20 calculates the amount of use caused by the business entity B providing industrial water to the business entity A, and charges the business entity A for the cost. At that time, if there is a mutual use of industrial water for a certain period of time, the cost is offset by each enterprise.

Therefore, according to the present embodiment, the following effects can be expected. (1) Information on the use of industrial water and stock information in each of the enterprises A to D is input from each of the terminals 10A to 10D, and the server 20 manages these information in a unified manner. The amount of water used can be reduced, and equipment and costs can be reduced. Moreover, since the CaCO3 concentration, the dissolved oxygen concentration, and the like are input as the use information and the stock information in addition to the use amount and the stock amount of the industrial water, the use purpose can be selected based on these information.

(2) Regarding the amount of industrial water used and the amount of stock, the water supply pipes 32A to 32D and the tank 3 of each of the business entities A to D are used.
Flow rate detection sensors 34A to 34 provided in 0A to 30D
D. The information is automatically detected and input by the stock amount detection sensors 33A to 33D, so that such information can be input without burdening the workers of the business entities A to D.

(3) At each of the terminals 10A to 10D, when a user requesting the procurement of industrial water inputs procurement request information from the input means 12, the procurement request information is transmitted to the server 20 via the information network NW. It is sent and stored in the procurement request information storage means 23D. The server 20 calculates the optimum amount of industrial water to be secured based on the procurement request information stored in the procurement request information storage means 23D, so that the industrial entities owned by the respective enterprises A to D satisfy the secured amount. If industrial water is secured in the water storage tanks 30A to 30D,
It is possible to maintain the optimal amount of industrial water for the entire complex.

(4) The procurement request information stored in the procurement request information storage means 23D is disclosed to each of the terminals 10A to 10D. Therefore, a business entity that has secured surplus industrial water by looking at the published procurement request information can provide industrial water to the business entity for which the procurement request has been made. For this reason, even during a drought, it is possible to prevent a decrease in the operation rate of the plant by performing mutual interchange of industrial water.

(5) Since the server 20 has a calculating means for calculating the cost generated by using the industrial water, the server 20 can automatically calculate the cost generated by using the industrial water, and can perform the billing operation. The burden can be reduced.

(6) Since the water storage amount information of the dam provided from the dam management office 40 is stored in the water storage amount information storage means, the industrial complex can be effectively used in consideration of the water storage amount of the dam as a whole complex. It can be performed. In particular, when the amount of water stored in the dam is decreasing, the future drought can be predicted, and the plant can take measures such as changing the production plan in advance.

In the above embodiment, each of the business entities A to D
Owns the industrial water storage tanks 30A to 30D and stores industrial water in each of them. However, one to several industrial water storage tanks are provided at one location and distributed to the plants of the respective enterprises A to D from there. You may make it.

In the above embodiment, each of the business entities A to D
The terminals 10A to 10D are arranged at the terminals 10A to 10D.
Although the 10D and the server 20 are connected to each other via the information network NW so that information can be exchanged, the same effect can be expected even when realized by a stand-alone type computer. In addition, the recording medium may be a hard disk constituting a storage unit of a server or a terminal, or an optical disk used for installing a program on such a hard disk. Includes any recorded media.

In the above-described embodiment, the server 20 takes in the water storage information of the dam. However, the weather forecast information is also inputted at any time, and the subsequent water storage amount of the dam is predicted to change the production plan. May go.

[0038]

According to the industrial water management system and the recording medium in the industrial complex of the present invention, the industrial water required by each enterprise is managed collectively, thereby reducing the amount of industrial water required for the entire complex and reducing the cost. In addition to reducing water consumption, it is possible to prevent a decrease in the operation rate of the plant by performing mutual interchange of industrial water even during drought.

[Brief description of the drawings]

FIG. 1 is a diagram showing an industrial water management system according to an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a server in the embodiment.

FIG. 3 is a diagram showing contents of an industrial water information storage means in the embodiment.

FIG. 4 is a view showing contents of a stock amount information storage means in the embodiment.

FIG. 5 is a diagram showing contents of a procurement request information storage unit in the embodiment.

[Explanation of symbols]

10A to 10D terminal 11 display means 12 input means 13 storage means 14 control means (transmission means) 20 server 21 display means 22 input means 23 storage device 23A program storage means (recording medium) 23B industrial water information storage means 23C stock quantity information storage Means 23D Procurement request information storage means 24 Control means (writing means, reception means, disclosure means,
Calculation means) 25 Input / output control unit 30A to 30D Industrial water storage tank 31A to 31D Supply pipe 32A to 32D Discharge pipe 33A to 33D Inventory detection sensor 34A to 34D Flow detection sensor 35 Piping A to D Corporate entity NW Information network

Claims (6)

[Claims] 1. An industrial water management system in a complex comprising a plurality of business entities, comprising: an industrial water information storage means for storing industrial water use information and / or inventory information; and procurement request information for industrial water. Means for storing procurement request information for storing industrial water use information and / or inventory information for each business entity, and procurement request information for industrial water; and use of industrial water input by the input means. Means for storing information and / or inventory information in the industrial water information storage means; receiving means for storing the procurement request information input by the input means in the procurement request information storage means; An industrial water management system in a complex, comprising: means for publishing stored information. Tem. 2. An industrial water management system in a complex composed of a plurality of business entities, comprising: a plurality of terminals and a server arranged in each of the enterprises; and information exchange between the terminals and the server. An information network to be connected, wherein each of the terminals has input means for inputting use information and / or stock information of industrial water in each business entity, and procurement request information for industrial water, and Means for transmitting water use information and / or inventory information and procurement request information about industrial water to the server, wherein the server stores industrial water use information and / or inventory information Means, procurement request information storage means for storing procurement request information, and industrial water usage information and / or location information input from the terminal. Registration means for storing warehouse information in the industrial water information storage means, receiving means for storing the procurement request information input from the terminal in the procurement request information storage means, and information stored in the procurement request information storage means An industrial water management system in an industrial complex, comprising: 3. The industrial water management system in a complex according to claim 1, further comprising a calculating unit that calculates an optimum secured amount of the industrial water based on the procurement request information received by the receiving unit. An industrial water management system in a complex. 4. The industrial water management system according to claim 1, wherein said industrial water management system further comprises a calculating means for calculating a cost incurred when the industrial water is used. Industrial water management system in industrial complex. 5. The industrial water management system according to claim 1, wherein the input means inputs water storage amount information of the dam, the water storage amount information storage means, and the input means. Storing the stored water amount information in the water amount information storage means. 6. A recording medium on which a program for controlling the system according to claim 1 is recorded.