JP2001265426A - Equipment management system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide, an equipment management system capable of managing the operating state of water treating equipment or the like in a control center, and properly presenting information necessary for the maintenance to the equipment side. SOLUTION: In a control center 2, information showing the operating state of an equipment 1 is collected through a communication line 3 to monitor the operating state of the equipment (by an operating state monitoring means), the analytic result of an object to be treated collected from the equipment 1 is obtained from an analysis center 7 to analyze operating state of the facility (by an operating state analyzing means), and valid information useful for operating the equipment is prepared according to the operating state of the equipment obtained by the monitor and analysis and reference information preliminarily stored in databases 5 and 6, then presented to the equipment side as WEB information or the like (by an information presenting means).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a facility management system suitable for centrally managing the operating state of water treatment facilities and the like in a management center.

[0002]

2. Description of the Related Art For example, in a water treatment facility of a cooling water system or a boiler system, various impurities contained in the treated water generate slime or scale in the piping or increase the salt ion concentration in the treated water. Sometimes. Therefore, conventionally, a water treatment chemical such as a scale remover is injected (drug-injected) into the water treatment target water system as appropriate in accordance with the operation state of the water treatment equipment. Also, the chemical injection is automatically controlled according to information such as water quality obtained by various sensors incorporated in the water treatment equipment.

In order to monitor the operation state of such a water treatment facility, the information on the water quality and the information indicating the operation (control) state of the facility equipment obtained as described above are transmitted to an operation unit (control unit) of the water treatment facility. Display is also performed by a display device provided on the panel.

[0004]

By the way, in order to ascertain the operating state of this type of water treatment facility, it is necessary to go to the site where the water treatment facility is provided each time, which requires a great deal of labor and time. I do. In order to solve such problems,
For example, a site where a water treatment facility is provided and a management center that manages the water treatment facility are connected via a predetermined communication line, and information indicating the operation state of the water treatment facility is periodically sent to the management center. Attempts have been made to manage the operating state by collecting the information.

However, as described above, even if the operation state of the water treatment facility is managed by the management center, if the management information and the like are not presented at the site where the water treatment facility is provided, for example, when the water treatment facility is maintained, The effect of managing the operation state of the water treatment facility cannot be utilized. However, even if all of the management information is sequentially presented to the water treatment facility, the amount of information only increases, and the maintenance cannot always be performed by effectively utilizing the presented information.

In managing the operation state of the water treatment equipment, the water to be treated (object to be treated) is sampled and analyzed for water quality, and the amount of blow in the water treatment equipment is increased or decreased according to the analysis result. Changing operating conditions is also performed. However, in order to change the operating conditions of the equipment according to the analysis results, it is necessary to fully understand the specifications of the water treatment equipment, etc. It is necessary to be. For this reason, it is generally very difficult to appropriately change the operating conditions based on the above-described analysis results at the site where the water treatment facility is provided.

[0007] The present invention has been made in view of such circumstances, and its object is to manage the operating state of a water treatment facility or the like comprising a cooling water system or a boiler water system while maintaining the operating state at a management center while maintaining the operating state. An object of the present invention is to provide a facility management system that can appropriately present information to the facility side.

[0008]

In order to achieve the above-mentioned object, a facility management system according to the present invention includes a facility for performing a predetermined treatment on an object to be treated, for example, a water treatment facility comprising a cooling water system or a boiler water system; A management center for managing the operation state of the equipment, wherein the management center collects information indicating the operation state of the equipment and monitors the operation state of the equipment (operation state monitoring means); The analysis result of the object to be treated such as the collected treated water is obtained and the operation state of the equipment is analyzed (operation state analysis means). Further, the operation state of the equipment and the database obtained by the monitoring and analysis are previously stored in the database. According to the present invention, information useful for operating the equipment is created according to the accumulated reference information and provided to the equipment (information presenting means).

More specifically, the operating state monitoring means periodically collects information indicating the operating state of the equipment from the equipment, and monitors changes in the operating state of the equipment over time. When the analysis result of the object to be processed collected from the facility is obtained, the operating state analyzing means analyzes the overall trend of the operating state of the facility according to the analysis result.

[0010] In the management center, for example, the type (form) of work required for maintaining the equipment and the maintenance procedure based on the operating state of the equipment in accordance with reference information such as equipment specifications and cases stored in advance in a database. In addition, by creating information such as setting change values of various control targets and presenting the information to the equipment side as appropriate, the management of the management can be performed while effectively assisting the operation of the equipment without burdening the equipment side. It is characterized in that it is performed.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An equipment management system according to an embodiment of the present invention will be described below with reference to the drawings. The equipment management system according to this embodiment, for example, changes the operating state of a water treatment facility 1 composed of a cooling water system or a boiler water system as shown in FIG.
Is configured to be managed by the management center 2 provided in a place different from the site where the is provided. The management center 2 and the water treatment facility 1 are connected to a predetermined communication line 3 such as a telephone line.
And the management center 2 is configured to collect information indicating the operation state of the water treatment facility 1 via the communication line 3.

The water treatment facility 1 managed by the management center 2
Here, only one is shown here, but it generally comprises a plurality of water treatment facilities 1 installed at different locations from each other. The management center 2 has a function of individually managing the operation state of each of the water treatment facilities 1 while collecting information indicating the operation information from each of the water treatment facilities 1 via the communication line 3.

By the way, the water treatment facility 1 basically has the configuration shown in FIG.
As shown in (1), a pump 12 driven under the control of a control panel 11 supplies treated water supplied from a water supply tank 13 to a boiler / cooling tower 14 to perform predetermined water treatment (heat exchange). Is done. Then, various sensors 15 (15a, to 15a) incorporated in the boiler / cooling tower 14 and its piping system are provided.
In accordance with the water quality information and slime scale information detected in d), the control processing unit 10 is configured to inject (inject) a chemical such as a slime remover into the water system to be treated.

The control processing unit 10 includes a pump 22 for injecting the chemical prepared in the chemical tank 21 into the water system to be treated.
And a sensing unit 23 for detecting the quality of the water to be treated via various sensors 15 (15a, 15f), and the pump 2 according to the information detected by the sensing unit 23.
2 is provided, for example, a CPU 24 for controlling the operation of the chemical injection. The CPU 24 includes an operation unit 25 such as a keyboard.
The injection operation is controlled in accordance with an instruction of a processing operation input from the CPU, a set value (control parameter) indicating an injection control condition registered in the memory 26, and the like. The CPU 24 has a function of notifying the management center 2 of the sensing information detected as described above and information such as the operation state of the control processing unit 16 via the predetermined communication line 3 by operating the communication terminal 27. Have.

On the other hand, the management center 2 is mainly composed of a management unit 4 having various processing functions constructed by a large computer, for example. The management unit 4 basically has a data function for periodically collecting information indicating the operation state (equipment operation information) from the water treatment equipment 1 via the communication line 3 described above, and according to the collected equipment operation information. An operation state monitoring function for monitoring the operation state of the water treatment facility 1 is provided. In the management center 2, a database 5 in which facility specification information of the water treatment facility 1 to be managed, such as the format of the boiler / cooling tower 14 described above, is registered in advance, and the information is generated in various operation states of various facilities. There is provided a database 6 in which information such as information on troubles and the like, and information on cases such as optimal maintenance methods applied to the troubles is registered.

Incidentally, the equipment operation information collected by the management unit 4 from the water treatment equipment 1 includes, when the water treatment equipment 1 is a cooling water system, information on timer dosing or batch dosing as equipment functions, Information such as chemical injection amount, operation time, electric conductivity, blow amount, water supply amount, polymer concentration and chloride ion concentration of treated water, slime and scale generated in treated water, and information of dirt etc. Become. Further, when the water treatment equipment 1 is a boiler water system, information on chemical injection and dilution information according to the water supply amount and supply water temperature as the equipment functions, and the chemical injection amount, operation time, electric conductivity, blow It comprises information such as the amount of water, the amount of water supply, and the amount of soft water and the water quality hardness which is a factor of scaling.

The operating state monitoring function of the management unit 4 periodically recognizes the operating state of the water treatment equipment 1 according to the equipment management information while periodically collecting the equipment management information as described above at a predetermined cycle. For example, a change in the operation state is sequentially managed by detecting or predicting the occurrence of an abnormality or malfunction, or by monitoring the remaining amount of the chemical solution in the chemical injection tank 21.

Further, the management unit 4 analyzes the analysis result of the treated water (object to be treated) collected from the water treatment equipment 1 by the analysis center 7.
And an operating state analysis function for analyzing the operating state of the water treatment facility 1 according to the analysis result. The analysis center 7 has a role of electrically or chemically qualitatively / quantitatively analyzing a sample of the treated water collected from the water treatment facility 1 and examining the quality of the water. And the management center 2 is established as an independent organization. Then, the analysis center 7 analyzes and processes a sample of the treated water collected by the water treatment equipment 1 under a request from the management center 2 and collects the analysis results and reports the analysis result to the management center 2. Play that role.

The operating state analysis function of the management unit 4 takes in the analysis result of the treated water (object to be treated) collected from the water treatment facility 1 and reported from the analysis center 7 in this manner, and analyzes the analysis result. The operating condition of the water treatment facility 1 is analyzed by analyzing and evaluating the results, and the overall trend of the operating condition of the water treatment facility 1 is examined based on the analysis result. Further, by this operation state analysis function, a target value (water quality) at which the processing control is performed in accordance with the various kinds of sensing information described above so as to satisfy a predetermined water quality standard in the water treatment equipment 1, and a water quality actually obtained in the water treatment equipment 1. Evaluations, such as finding deviation from the above, are also performed.

In addition to the operation state monitoring function and the operation state analysis function, the management unit 4 further refers to the information such as the equipment specifications and cases stored in the databases 5 and 6 described above, and performs the aforementioned operations. It has an information presentation function of creating information (value information) useful for operating the water treatment facility 1 in accordance with the operating state of the water treatment facility 1 obtained as described above, and presenting this information to the water treatment facility 1. . The information (value information) useful for operating the water treatment facility 1 is not the information indicating the operating state collected as described above or the analysis result itself, but is obtained by analyzing the above information with reference to the databases 5 and 6. Information (processed information). Specifically, the main sensing information and its control target values focused on in evaluating the operation state of the water treatment facility 1, the type (form) of the work required for maintaining the water treatment facility 1, and the maintenance procedure And information such as setting change values of various control targets.

The value information useful for operating such a water treatment facility 1 is created as information in the form of a WEB information screen that can be provided via the Internet, for example, and is accessed by the water treatment facility 1. The water treatment equipment 1 is provided. At this time, the water treatment facility 1
It is desirable to protect the above-mentioned value information only for communication terminals that have been specified in advance, such as communication terminals incorporated in the communication terminal or communication terminals carried by the maintenance worker.

As a result, the management center 2 sends the water treatment equipment 1
It is possible to provide information necessary for maintaining the water treatment equipment 1 and useful information (value information) such as a control target value for efficiently operating the water treatment equipment 1 as needed. it can. Therefore, it is possible to manage the operation state of the water treatment facility 1 while effectively assisting maintenance or the like without incurring facility and treatment burdens on the water treatment facility 1 side.

FIG. 3 shows the flow of the overall processing procedure in the equipment management system configured as described above.
The management form of the water treatment equipment 1 in the equipment management system according to this embodiment will be described from another viewpoint with reference to FIG. 3. In the water treatment equipment 1, the type of the boiler / cooling tower, the piping equipment, etc. [Step S1], operating conditions such as control target values and control parameters for operating the water treatment facility 1 in accordance with the facility specifications and the processing specifications required for the facility. Is set [Step S2]. Prior to the start of operation (operation) of the water treatment equipment 1, these equipment specifications and operating conditions are notified to the management center 2 that entrusts management of the operation state of the water treatment equipment 1, and a database provided in the management center 2. 5,
6 [Steps S21 and S22].

After completing such a preparation procedure, the water treatment equipment 1 is operated (operated) under the operating conditions set as described above [Step S3]. Then, the operating state is sequentially detected as the above-mentioned sensing information or the like [Step S4], and is notified to the management center 2 at predetermined intervals, for example (periodic communication). The period of the periodic communication is determined according to the system specifications, and is determined to be, for example, once every 24 hours. When the abnormality is determined from the sensing information or the like in the water treatment equipment 1, the information indicating that the abnormality is immediately detected at the time of the detection is provided regardless of the timing of the periodic communication, and at that time, The management information is notified to the management center 2 indicating the operating state of the system (alarm communication).

On the other hand, the management center 2 receiving the call from the water treatment equipment 1 fetches equipment state information notified from the water treatment equipment 1 (data collection), and according to the equipment state information, 1 is monitored (step S23). And the database 5,
6, [Step S24], for example, analyzing the operation state according to the equipment specifications such as the type of boiler / cooling tower [Step S25], and determining whether or not the water treatment equipment 1 is operating efficiently. Evaluates its operating state, such as whether there is room to increase its operating efficiency. Then, in accordance with the result of the evaluation, information useful for the water treatment facility 1 (value information), such as advice information and maintenance information, which is helpful in efficiently operating the water treatment facility 1, is created [Step. S26].

The value information is provided to the water treatment facility 1 via the Internet or the like as appropriate in response to access from the water treatment facility 1 side. Then, in the water treatment facility 1, by referring to the value information provided from the management center 1 as described above, [Step S 5], the management center 2
The user knows the operating state of the water treatment facility 1 and the evaluation result thereof which have been analyzed in detail, and appropriately performs maintenance and adjustment of the facility operating conditions.

The water treatment facility 1 operates as described above,
In a state where the operation state is monitored by the management center 2, in order to inspect the water quality of the object to be treated (treated water) in the water treatment facility 1, treated water is collected from the treated water system [Step S11]. When the sample is transferred to the analysis center 7, the water quality test is performed in the analysis center 7 (step S12). Then, the analysis center 7 notifies the management center 2 of the analysis result (information on water quality).

Then, the management center 2 analyzes the water quality information (analysis result) notified from the analysis center 7 (step S31). Then, by referring to the databases 5 and 6 [Step S32], information on the equipment specifications of the water treatment equipment 1 and the like are obtained, and information on the operating state of the water treatment equipment 1 monitored as described above is obtained. , The water treatment equipment 1
Is analyzed in more detail [Step S33].
Then, for example, it is evaluated whether or not the operating conditions for operating the water treatment equipment 1 while maintaining a certain water quality are truly appropriate, or the water treatment is performed due to a change in the water quality of the treated water itself. Comprehensively evaluates whether the operating conditions of the facility 1 are different from the originally intended operating environment.

Based on such comprehensive (overall) evaluation results, the operation state of the water treatment facility 1 described above is again determined in detail, and information useful for efficiently operating the water treatment facility 1 ( Value information) [Step S3
4]. Such value information is also provided to the water treatment facility 1 as appropriate, and the water treatment facility 1 obtains this value information [Step S6] and executes maintenance and the like.

In the management center 2, the information indicating the operating state collected from the water treatment facility 1, the analysis results of the water quality obtained through the analysis center 7, and the information stored in the databases 5 and 6 are described above. According to the information, if an evaluation result of the overall operation state of the water treatment facility 1 is obtained, an optimal control target value or the like for operating the water treatment facility 1 more efficiently according to the evaluation result is obtained. Operating conditions are determined [step S35]. Then, the optimum operating conditions are notified to the water treatment facility 1 via the communication line 3, and the set values of the treatment control set in the water treatment facility 1 are remotely changed to optimize the operating conditions. [Step S7].

According to the equipment management system constructed as described above, the management center 2 for managing the operation state of the water treatment equipment 1 collects equipment state information indicating the operation state of the water treatment equipment 1, Further, the water treatment facility 1
The analysis result of the object to be treated (treated water) collected from the analysis center and analyzed by the analysis center 7 is obtained, and the information is analyzed by referring to the equipment specifications and case information stored in the databases 5 and 6. Then, information (value information) useful for efficiently operating the water treatment facility 1 is created, and this value information is presented to the water treatment facility 1.

Therefore, the water treatment facility 1 can entrust the management center 2 to perform detailed analysis of the operation state and its management. Then, the management center 2 can receive value information necessary for operation of the equipment such as maintenance according to the operation state, so that the water treatment equipment 1 can change the operation state of the equipment indicated by numerical values and the like. It is possible to accurately grasp the overall operation state of the facility without performing individual evaluations. If appropriate maintenance is performed in accordance with the presented value information, the operating state of the water treatment facility 1 that has been changed accordingly is managed again in the management center 2, and the operating state is presented to the water treatment facility 1. Even if the water treatment facility 1 does not individually have a large-scale facility management function, efficient operation (operation) can be easily realized.

In the management center 2, not only the equipment operation information collected from the water treatment equipment 1 and the analysis result of the treated water obtained through the analysis center 7, but also the water treatment stored in the databases 5 and 6. The operating state can be comprehensively evaluated with reference to the equipment specifications specific to the equipment 1 and various cases required from other equipment, so that the accuracy of the state grasp and the management accuracy can be improved. Effects such as easy increase can be obtained.

The present invention is not limited to the above embodiment. Here, the management of the water treatment equipment 1 of the cooling water system or the boiler water system has been described, but the same can be applied to the monitoring of the water treatment equipment such as a dishwasher and the equipment such as a pure water production apparatus and a wastewater treatment apparatus. it can. Needless to say, the present invention can be applied to a case where facilities other than the water treatment facilities such as an air conditioning system are managed. Furthermore, the form of collecting the equipment operation information via the communication line 3 and the form of presenting the value information can be variously modified. In addition, the present invention can be variously modified and implemented without departing from the gist thereof.

[0035]

As described above, according to the present invention, equipment operation information such as water treatment equipment is collected to manage the operation state of the equipment, and at the same time, by referring to the reference information stored in the database. According to the equipment operation information and the analysis result of the object to be processed, the operation state of the equipment is analyzed in detail, and value information useful for operating the equipment is created and presented to the equipment side. The facility can be operated efficiently without incurring a burden.

In addition, the equipment has a great practical effect that it can acquire only information that is really necessary for operating the equipment from the management center and manage the operation of the equipment. Can be played.

[Brief description of the drawings]

FIG. 1 is a diagram showing a schematic configuration of a facility management system according to an embodiment of the present invention.

FIG. 2 is a diagram showing a schematic configuration example of a water treatment facility whose operation state is managed by a management center.

FIG. 3 is a diagram showing a schematic processing procedure flow in the equipment management system according to the present invention.

[Explanation of symbols]

 1 water treatment equipment 2 management center 3 communication line 5,6 database 7 analysis center

Continuation of the front page F term (reference) 5H223 AA11 BB01 CC08 DD03 DD07 DD09 EE06 EE30 9A001 JJ25 JJ26 JJ27 JJ72 KK37 KK55 LL05

Claims (3)

[Claims] 1. An apparatus for performing predetermined processing on an object to be processed, and a management center for managing an operation state of the equipment, wherein the management center collects information indicating an operation state of the equipment, and collects information indicating the operation state of the equipment. Operating state monitoring means for monitoring the operating state of the apparatus; operating state analyzing means for analyzing the operating state of the equipment by obtaining an analysis result of an object to be processed collected from the equipment; and operating state monitoring means and the operating state Information presenting means for creating information useful for operating the equipment in accordance with the operating state of the equipment determined by the state analyzing means and reference information previously stored in a database and providing the information to the equipment side; Equipment management system characterized by the following. 2. The operating state monitoring means periodically collects information indicating the operating state from the equipment and sequentially monitors changes in the operating state of the equipment over time. 2. The equipment management system according to claim 1, wherein the analysis means analyzes the overall trend of the operation state of the equipment according to the analysis result when the analysis result of the object is obtained. 3. The facility according to claim 1, wherein the facility is a water treatment facility.
Or the equipment management system according to 2.