JP2003161400A - Liquid transfer device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To obtain a liquid transfer device by which a search on transfer route and the formation of control logic of a device are automatically achieved and controlled if an original transfer reservoir and a destined transfer reservoir are determined, in a transfer device transferring liquid among a plurality of reservoir groups. <P>SOLUTION: A plurality of reservoir groups are connected by liquid transferring equipment constituted by combining transfer tubes into a mesh shape so that a plurality of transfer routes can be formed at every reservoir, a control device of the liquid transfer equipment is composed of a pipe information stored part in which arrangement information of the liquid transfer equipment and device information of each device are stored, a transfer route searching part, a pipe control device information stored part, a control logic formation part and a device controlled part and is configured to selectively input the original transfer reservoir and the destined transfer on reservoir, to search an optimal transfer route according to the pipe information and the device information, to form the control logic of a control object device corresponding to the optimal transfer route and to output a control signal to the control object device. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a liquid transfer device for transferring a liquid between tank groups which are connected to each other by a transfer facility in which pipes for transferring the liquid between two or more liquid tanks are connected in a mesh shape. It is about.

[0002]

2. Description of the Related Art In a facility for transferring a liquid between two or more tank groups in a chemical factory, a beer factory, etc., a plurality of tank groups are connected to each other by a transfer facility that can set a plurality of transfer routes. It has been configured.

For example, a beer manufacturing process in a beer factory has a manufacturing process as shown in FIG. 13. In the fermentation process of the manufacturing process, the beer is transferred from a preparation process to a fermentation tank and fermented for about 3 months. After that, the liquid is transferred from the fermentation tank to the storage tank, aged in the storage tank for about one month, transferred to the filtration step, and bottled.

A plurality of fermentation tanks are arranged in the fermentation process of such a beer manufacturing facility, and a plurality of storage tanks are arranged in the aging process, and between the fermentation tank and the storage tank,
The liquid is transferred according to the progress of fermentation or aging in each tank.For the transfer, the fermentation tank group and the storage tank group can be transferred from any fermentation tank to any storage tank. A plurality of transfer pipes are connected between them by a transfer facility having a mesh-like structure.

FIG. 14 shows a structural example of a liquid transfer facility between the fermentation tank group and the storage tank group. FIG. 14 shows a case where there are two fermentation tanks, two storage tanks, and three transfer pipes. In FIG. 14, FT1 and FT2 are fermentation tanks, ST1 and ST2 are storage tanks, 1A and 1B are branch transfer pipes branched to the fermentation tanks FT1 and FT2, and 2
A, 2B and 2C are main transfer tubes on the fermentation tank side, 4A and 4
B and 4C are main transfer pipes on the storage tank side, 5A and 5B are branch transfer pipes on the storage tank ST1 and ST2 sides, 3A, 3B and 3
C is the main transfer pipes 2A, 2B, 2C and the main transfer pipes 4A, 4B,
It is a route switching pipe to and from 4C. V1 to V30 are route switching valves, and branch transfer pipes 1A and 1B and main transfer pipe 2
Position where A, 2B, 2C intersect, and branch transfer pipe 5A,
5B and the main transfer pipes 4A, 4B, 4C are arranged at the intersecting positions of the transfer pipes such as the intersecting position, and are connected to both of the intersecting transfer pipes, and both of the transfer pipes communicate with each other at the intersection with the ON signal. This is a four-way valve that can form a flow path in the state where there is no flow between the transfer pipes crossed by the OFF signal.

S1 to S12 and S16 to S27 are stop valves for controlling the flow state and stop state of the main transfer pipe in the portion where each route switching valve is arranged. The stop valve stops the flow in the ON state and the flow in the OFF state. It becomes a state. P1 to P9 are pumps for transferring the liquid. In this configuration, the transfer direction is from the fermentation tanks FT1 and FT2 to the storage tank ST.
1, ST2 direction, below fermentation tanks FT1, FT
2 will be referred to as transfer source tanks FT1 and FT2, and storage tanks ST1 and ST2 will be referred to as transfer destination tanks ST1 and ST2.

FIG. 15 is a block diagram of a control device for the liquid transfer equipment shown in FIG. FIG. 16 is an explanatory diagram of the control logic storage unit. In FIG. 15, 12 is a control logic storage unit in which a control logic used according to a transfer route is fixedly incorporated, 13 is a route switching valve V1-30, stop valves S1-12, S16-27, depending on the control logic. The device control unit outputs a control signal to each device that forms a transfer route such as the pumps P1 to P9. As shown in FIG. 16, the control logic storage unit 12 stores the transfer source tank FT.
The control logic for setting a plurality of transfer routes corresponding to the first and FT2 and the transfer destination tanks ST1 and ST2 and outputting a control signal of each device corresponding to each transfer route is fixedly incorporated.

In the conventional transfer equipment of FIG. 14, when a control logic number is input, a control signal for each control target equipment corresponding to the control logic number is output to the equipment control section 13.
The device control unit controls each device to be controlled to form a transfer route.

[0009]

As described above, in the conventional liquid transfer apparatus, since the transfer route corresponding to each tank of each tank group and the control logic corresponding to the transfer route are fixedly incorporated, It is necessary to incorporate each transfer control logic for the assumed transfer route, which requires a huge amount of time for constructing the control logic and a storage device with a huge storage capacity for storing the control logic. was there. Also, because of the fixed control logic, when changing the transfer route due to addition of pipes and equipment, failure, etc., it is necessary to review all the control logic, and when the transfer route is used for another transfer Requires the creation of interlock logic so that the transports do not mix, and scheduling the transport routes so that they do not overlap, and because the control logic is fixed, the operator selects the transport route. There was also the problem that it could not be changed. Further, when a partial failure occurs in the liquid transfer equipment, there is a problem that each device must be manually controlled.

The present invention has been made to solve the above problems, and when a transfer source tank and a transfer destination tank are determined and input, a transfer route is automatically searched and a control logic is generated. An object of the present invention is to obtain a liquid transfer device in which each device of the liquid transfer facility is controlled.

[0011]

In the transfer control device according to the first aspect of the present invention, the transfer pipes are formed in a mesh shape so that a plurality of transfer routes can be formed for each tank between a plurality of tank groups. Combined, a route switching valve is placed at the intersection of the transfer pipes, a stop valve is placed on the downstream side of each route switching valve, and a pump is placed on each transfer route. Then, the control device of the liquid transfer facility includes a pipe information storage unit that stores the arrangement information of the liquid transfer facility and the device information of each device, a transfer route search unit that searches the transfer route, and each device that forms the transfer route. Pipe control device information storage unit that stores control information, a control logic generation unit that generates a control logic of a control target device that forms a transfer route, and a control target device that outputs a control signal to each control target device Constituted by a device control unit for controlling the,
The transfer source tank and the transfer destination tank are selected and input to the transfer route search unit, the transfer route search unit searches for the optimum transfer route based on the pipe information and device information in the pipe information storage unit, and outputs it to the control logic generation unit. The control logic generation unit corresponds to the optimum transfer route, generates the control logic and outputs it to the device control unit, and the device control unit outputs the control signal of each control target device based on the control logic. .

According to a second aspect of the present invention, in the transfer control device according to the first aspect, an equipment operation status storage section for storing the usage status of each transfer pipe and each equipment of the liquid transfer equipment is provided to search the transfer route. In doing so, the transfer route and the device which are stored in the facility operation status storage section are avoided and the transfer route is searched.

According to a third aspect of the present invention, there is provided a transfer control device and a transfer route for storing a facility operation status storage unit for storing the usage status of each transfer pipe and each device of the liquid transfer facility having the structure of claim 1 or 2. When a transfer route is searched by providing a determination unit, a plurality of transfer routes that can be used by avoiding the transfer pipes and equipment in use stored in the equipment operation status storage unit are searched and displayed on the transfer route determination unit. The transfer route is configured so that the operator can determine the transfer route from a plurality of displayed transfer routes.

According to a fourth aspect of the present invention, a transfer control device is provided with a control logic determining section for displaying a control logic corresponding to the searched transfer route of the first aspect and changing a device used by an operator. , Display the control logic generated by the control logic generation unit in the control logic determination unit,
It is configured so that the operator can change the equipment to be used to determine the transfer route and output it to the equipment controller.

According to a fifth aspect of the present invention, in the transfer control device according to the second aspect to the fourth aspect, when the liquid cannot be transferred due to a failure during the transfer, it is considered that the failed part is not connected. Stored in the driving situation storage section,
It is configured to search for another transfer route while avoiding the transfer pipe and equipment in use and the failed part.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. For example, an embodiment of a liquid transfer device of a liquid transfer facility between a fermentation tank group and a storage tank group in a beer manufacturing process of a beer factory will be described. FIG. 1 is a block diagram of a control device of a liquid transfer device. The structure of the liquid transfer device is the same as that shown in FIG. In FIG. 1, reference numeral 21 is a pipe information storage unit in which each transfer pipe of the liquid transfer equipment and position information of each node of equipment such as valves and pumps arranged in the middle of the transfer pipe are stored, and 22 is stored in the pipe information storage unit. Based on the information thus obtained, an optimum transfer route is searched for and output to the next control logic generation unit. A transfer route search unit 23 is a pipe control device information storage unit storing control information of control target devices of each node, and 24 is searched. A control logic generation unit that outputs a control logic corresponding to the transfer route, and a device control unit 25 that outputs a control signal of the control target device according to the control logic.

FIG. 2 is an explanatory view of each node in which valves and the like used in the liquid transfer equipment are arranged. FIG. 3 shows an example of connection of nodes. FIG. 2A shows the type A connection direction of the route switching valve having connection ports in four directions by numbers. (B) shows the number of the Type B connection direction in the case where the connection ports are provided in three directions and one of the route switching valves is sealed. (C) shows the type C connecting direction of the stop valve and pump having the connecting ports in two directions. Is a number indicating the connection direction of each node. In Figure 3, node X is Type A and node Y
Shows an example in which Type B is connected, and node Z is connected with Type C.

FIG. 4 shows an example of data stored in the piping control device storage section 23. (A) is an example of connection information, which is the node X in FIG.
The node Y is connected in the direction of the node Y, and the node Y is connected in the direction of the node Z in the direction of. (B) shows the output information of each Type A shown in FIG. 2. For example, in order to connect from Type A, the output is turned on, and to connect the direction from, the output is shown. It is turned off and each row is shown in the same way. (C) shows the operation information of each Type A in FIG. 2. In the case of Type A, when the output is turned on, the output is connected in the direction from, and the output is connected to, and each row is the same. Is shown in. When the output is turned off, it is shown that communication is performed from and then communication is performed, and Type B and Type C are also shown.

FIG. 5 shows the configuration of FIG. 14 of the piping system diagram of the liquid transfer equipment between the fermentation tank group and the storage tank group in the beer manufacturing process of the beer factory shown in the conventional art section, and the symbols of the respective nodes are added. FIG. In FIG. 5, FT1,
FT2 is a tank for fermentation and a transfer source tank which is a transfer source, and ST1 and ST2 are tanks for aging and a transfer destination tank which is a transfer destination. 1A and 1B are branch transfer pipes that branch to the transfer source tanks FT1 and FT2,
2A, 2B, and 2C are main transfer pipes on the transfer source tanks FT1 and FT2, and 4A, 4B, and 4C are transfer destination tanks ST1 and ST.
2 side main transfer pipes, 5A and 5B are transfer destination tanks ST1 and S
Branch transfer pipes 3A, 3B and 3C on the T2 side are main transfer pipes 2
It is a route switching pipe between A, 2B, 2C and the main transfer pipes 4A, 4B, 4C.

V □□ is a route switching valve, which is a position where the branch transfer pipes 1A, 1B and the main transfer pipes 2A, 2B, 2C intersect, the branch transfer pipes 5A, 5B and the main transfer pipes 4A, 4B, 4C.
Are arranged at the crossing positions of the transfer pipes such as the crossing position, and are connected to both the crossing transfer pipes, and both transfer pipes communicate with each other at the part crossed by the ON signal, and between the transfer pipes crossed by the OFF signal. Is a four-way valve in which a flow path can be formed so as to close the flow of the. S □□ is a stop valve that is placed downstream of the main transfer pipe where the route switching valve V □□ is placed and forms a flow state and a closed state of the main transfer pipe. It closes the flow in the ON state and turns it off. It becomes a distribution state in the state. P □□ is a pump for transferring the liquid, and the main transfer pipes 2A, 2B, 2C and 4
The crossing positions of A, 4B, 4C and the branch transfer pipes 1A, 1B or the crossing positions of 5A, 5B are also located in the middle, and at substantially the middle positions of the route switching pipes 3A, 3B, 3C. In this configuration, the transfer is performed from the transfer source tanks FT1, F
It is transferred from T2 to the transfer destination tanks ST1 and ST2.

The transfer route is searched by the known Dijkstra method. The piping information storage unit 21 in FIG. 1 includes route switching valves, switching devices such as stop valves, and unloading devices such as pumps.
And piping information with devices on the liquid transfer facility such as sensors for monitoring the transfer state of the flow meter etc. as nodes on the graph theory are stored as an adjacency matrix as shown in the example in FIG. The destination tank is determined and input to the transfer route search unit 22, and the transfer route search unit 22 searches the transfer route so that the link data of the pipe information is minimized, and the passing node is obtained. FIG. 6 is an example of data stored in the piping information storage unit 21 of FIG. 1, shows a part of the adjacency matrix of the piping network of FIG. 5, and the numerical values on the matrix show the weights of connections between nodes. M indicates that the nodes are not connected. The transfer route is determined by searching the route having the lowest connection weight according to the adjacency matrix shown in FIG. FIG. 7 is an example showing the nodes through which the transfer route searched by the transfer route search unit 22 when transferring from the transfer source tank FT1 to the transfer destination tank ST2 in the liquid transfer facility of FIG.

FIG. 8 shows a flow chart for determining the output of the control signal of the control logic generator 24. The control logic generation unit 24 is in a waiting state for node information passing through the transfer route searched by the transfer route search unit 22. Each node of the control logic is determined according to the flowchart of FIG. 8, and the control logic is generated by determining all the nodes that the transfer route passes through. S1: The output is determined by using the output information from the incoming direction and the outgoing direction between the nodes passing through the transfer route starting from the transfer source tank. S2: It is determined based on the operation information whether or not there is a branching direction other than the transfer route from the output of S1. S3: If there is no branching direction in the determination of S2, the next device on the transfer route is searched. S4: It is determined whether or not it has reached the transfer destination tank. S5: When the transfer destination tank is reached in the determination of S4, the output of the device control signal on the transfer route is determined. S6: If the transfer destination tank is not reached in the determination of S4, the process returns to S1. S7: If there is a branching direction other than the transfer route as a result of the determination in S2, which device is connected is determined based on the connection information. S8: Turn on the output of the connected device control signal. S9: It is determined based on the motion information whether there is a branching direction. S10: If there is no branching direction in the determination of S9, output of the device control signal on the transfer route is determined. S11: If there is a branching direction in the determination of S9, it is determined based on the motion information whether there is only one branching direction. S12: If there is only one branch direction in the determination of S11,
Return to S7. S13: If there are a plurality of judgments in S11, the output of the connected device control signal is turned off and the process returns to S9. As described above, the output of the control signal of each node of the transfer route is determined. FIG. 9 shows an example of the transfer route and the device control signal obtained by the control logic generation unit 24 from the node passing through the transfer route.

With the above-mentioned structure, it is possible to easily cope with the case where the transfer route is changed due to the addition of pipes and equipment or a failure, and the transfer route is automatically transferred even when the transfer route is used for another transfer. A liquid can be transferred by deciding a route.

Embodiment 2. The second embodiment is configured such that when a part of the liquid transfer facility is already used, the transfer route can be searched while avoiding the used part and the failed part. FIG. 10 is a block diagram of a control device of the liquid transfer device according to the second embodiment. FIG. 10 shows the first embodiment.
1 of the control device of FIG. 1, the equipment operation status that stores the current operation status of the equipment based on the status input from the sensors that monitor equipment such as route switching valves, stop valves, and pumps provided in the equipment. A storage unit is provided. Reference numeral 31 in FIG. 10 is an equipment operation status storage unit. The operation status of the equipment is stored in the adjacency matrix as in FIG. The transfer route is searched by superposing the data stored in the piping information storage unit 21 on the data stored in the equipment operation status storage unit 31.
The adjacency matrix is configured by assuming that the connection state between the nodes in use is not connected in the calculation, and the transfer route is searched to avoid the node in use and the node in failure to search the transfer route.

By adding the facility operation status storage unit 31 in this way, a transfer route that avoids a portion which is currently in use or is out of order can be automatically searched and transferred in parallel.

Embodiment 3. In the first and second embodiments, since the transfer route is set automatically,
Although the operator cannot select the transfer route, in the third embodiment, a plurality of transfer routes are searched and displayed so that the operator can select the transfer route. FIG. 11 is a block diagram of the control device of the liquid transfer device according to the third embodiment. FIG. 11 is a diagram in which a facility operation status storage unit 31 and a transfer route determination unit 32 for displaying and selecting a searched transfer route are added to the control device of the first embodiment shown in FIG.

With this configuration, as in the second embodiment, the node in use is avoided, a plurality of settable transfer routes are searched for and displayed on the transfer route determination unit 32, and the operator can make an inspection schedule or The configuration will allow you to make a selection in consideration of the surrounding conditions such as the usage schedule of.

Fourth Embodiment The fourth embodiment is configured such that the operator can select the transfer route in the case of the third embodiment and also the control logic. FIG. 12 shows the fourth embodiment.
FIG. 3 is a block diagram of a control device of the liquid transfer device of FIG. 12
In addition to the configuration of FIG. 1 of the control device according to the first embodiment, an equipment operation status storage unit 31, a transfer route determination unit 32, and a control logic determination unit 33 are added.

With this configuration, as in the third embodiment, a node in use is avoided, a plurality of settable transfer routes are searched for and displayed on the transfer route determination unit 32, so that the operator can set the transfer route. You can choose
The control logic can be changed.

Embodiment 5. The fifth embodiment is an embodiment relating to a countermeasure when a failure occurs in a route during liquid transfer. The control device of the liquid transfer device is configured as shown in FIG. 12 of the fourth embodiment, and when a failure occurs, it is possible to reconfigure and use the adjacency matrix of the equipment operation status storage unit 31 as if the failed part is not connected. Another transport route is searched from each node and displayed on the transport route determination unit 32, and the control logic is also displayed on the control logic determination unit 33 so that the transport route can be switched after confirmation.

With this configuration, even if a failure occurs during liquid transfer, another transfer route can be searched automatically by avoiding the failed part in addition to the used part, and it is possible to easily switch to another transfer route. .

The searched alternative transfer route may not be displayed on the transfer route determining unit and the control logic may not be displayed on the control logic determining unit.

The liquid transfer device has been described by imagining a fermentation tank and a storage tank in a beer factory.
It goes without saying that the liquid transfer device described above can be used with a liquid transfer control device having a similar configuration in a chemical factory or an oil refining factory where liquids are taken in and out of a plurality of transfer tank groups.

[0034]

In the transfer control device according to the first aspect of the present invention, the transfer pipes are combined in a mesh shape so that a plurality of transfer routes can be formed for each tank between the plurality of tank groups. A route switching valve is placed at the crossing position of each, a stop valve is placed downstream of each route switching valve, and a pump is placed at each transfer route. The equipment control device includes a pipe information storage unit that stores the arrangement information of the liquid transfer equipment and the information of the control target equipment, a transfer route search unit that searches the transfer route, and control information of each equipment that forms the transfer route. The stored piping control device information storage unit, the control logic generation unit that generates the control logic of the control target device that forms the transfer route, and the control signal that is output to each control target device to control each control target device. And a transfer destination tank are selected and input to the transfer route search unit, and the transfer route search unit searches for the optimum transfer route based on the information in the pipe information storage unit and the control logic generation unit Output to
Since the control logic generation unit generates the control logic corresponding to the optimum transfer route, and the device control unit outputs the control signal of each control target device based on the control logic,
This can be easily performed even when the transfer route is changed due to addition of pipes and equipment, failure, etc., and the transfer route is automatically determined even when the transfer route is being used for another transfer route.

According to a second aspect of the present invention, in the transfer control device according to the first aspect, an equipment operation status storage section for storing the usage status of each transfer pipe and each equipment of the liquid transfer equipment is provided, and in the second step. When searching the transport route, the transport route and the equipment stored in the facility operation status storage are avoided to search the transport route, so the transport route avoiding the part currently in use or in failure. Are automatically searched and can be transferred in parallel.

A transfer control device according to a third aspect of the present invention is an equipment operation status storage unit for storing the usage status of each transfer pipe and each device of the liquid transfer equipment having the configuration of the first or second aspect, and a transfer route. When a transfer route is searched by providing a determination unit, a plurality of transfer routes that can be used by avoiding the transfer pipes and equipment in use stored in the equipment operation status storage unit are searched and displayed on the transfer route determination unit. Since it is configured so that the operator can select a transport route from the displayed multiple transport routes, the node in use is avoided, the multiple transport routes that can be set are searched, and the operator is scheduled to inspect or plan the next use. It will be possible to make a selection in consideration of the surrounding conditions such as.

According to a fourth aspect of the present invention, a transfer control device is provided with a control logic determining section for displaying a control logic corresponding to the searched transfer route of the first aspect and changing the equipment used by the operator. Since the control logic generated in the third step is displayed on the control logic determination unit so that the operator can change the equipment to determine the transfer route and output it to the equipment control unit,
By avoiding the node in use and searching for and displaying a plurality of transport routes that can be set, the operator can select the transport route and can also change the control logic.

According to a fifth aspect of the present invention, in the transfer control device according to any one of the second to fourth aspects, when the liquid cannot be transferred due to a failure during the transfer, the failed part is connected. Since it is stored in the equipment operation status storage section as it is not present, and it is configured to search for another transfer route while avoiding the transfer pipe and equipment in use and the transfer pipe and equipment that has failed, even if a failure occurs during liquid transfer In addition to the used portion, the troubled portion is avoided, and another transfer route is automatically searched for, so that it is possible to quickly switch to another transfer route.

[Brief description of drawings]

FIG. 1 is a block diagram of a control device of a liquid transfer device according to a first embodiment.

FIG. 2 is an explanatory diagram of each node arranged in the liquid transfer equipment of the liquid transfer device according to the first embodiment.

FIG. 3 is an explanatory diagram of an example of connection of nodes of a liquid transfer device.

FIG. 4 is a diagram showing an example of stored data in a pipe control device storage section of the control device for a liquid transfer apparatus according to the first embodiment.

FIG. 5 is an example of a piping system diagram of the liquid transfer equipment of the liquid transfer apparatus according to the first embodiment.

6 is an example of adjacency matrix data stored in a piping information storage unit of the control device of the liquid transfer device of FIG.

FIG. 7 is a diagram showing an example of a searched transfer route according to the first embodiment.

FIG. 8 is a flowchart for determining the output of a control signal of the control logic generation unit according to the first embodiment.

9 is a diagram showing an example of a device output of a branch route obtained by a control logic generation unit from a node passing through the searched transfer route of FIG.

FIG. 10 is a block diagram of a control device for a liquid transfer device according to a second embodiment.

FIG. 11 is a block diagram of a control device for a liquid transfer device according to a third embodiment.

FIG. 12 is a block diagram of a control device for a liquid transfer device according to a fourth embodiment.

FIG. 13 is an explanatory diagram of a beer manufacturing process in a beer factory to which a conventional liquid transfer device is applied.

FIG. 14 is a diagram showing an example of a piping system diagram of a liquid transfer facility between a fermentation tank group and a storage tank group in a beer factory.

FIG. 15 is a block diagram of a control device of a conventional liquid transfer device.

16 is an explanatory diagram of a control logic of a control logic storage unit of FIG.

[Explanation of symbols]

21 piping information storage unit, 22 transfer route search unit, 23
Piping control equipment information section, 24 Control logic generation section,
25 equipment control section, 31 facility operation status storage section, 32
Transfer route determination unit, 33 Control logic determination unit.

Claims (5)

[Claims] 1. The transfer pipes are combined in a mesh shape so that a plurality of transfer routes can be formed for each tank between a plurality of tank groups installed at positions spaced apart from each other. Is arranged with a route switching valve, a stop valve is arranged on the downstream side of each route switching valve, and each transfer route is connected with a liquid transfer facility configured to have a pump, and the liquid transfer facility is connected. The control device for controlling each device including the route switching valve, the stop valve, and the pump includes a pipe information storage unit in which the arrangement information of the liquid transfer facility and the device information of each device are stored, and a transfer for searching a transfer route. A route search unit, a pipe control device information storage unit that stores control information of each device, a control logic generation unit that generates a control logic of a control target device that forms the transfer route, and each control described above. It is composed of a device control unit that outputs a target device control signal and controls each controlled device, and when the transfer source tank and the transfer destination tank are selected and input to the transfer route search unit, the transfer route search unit The optimum transfer route is searched based on the pipe information and the device information in the pipe information storage unit and output to the control logic generation unit. The control logic generation unit corresponds to the optimum transfer route and generates a control logic to generate the control logic. A liquid transfer device, wherein the liquid transfer device is configured to output to a device control unit, and the device control unit outputs a device control signal of each of the control targets based on the control logic. 2. An equipment operation status storage unit for storing the usage status of each transfer pipe and each device of the liquid transfer equipment is provided, and when the transfer route is searched, the transfer in use stored in the equipment operation status storage unit is performed. The liquid transfer apparatus according to claim 1, wherein the transfer route is searched while avoiding the pipe and the device. 3. An equipment operation status storage unit for storing the usage status of each transfer pipe and each equipment of the liquid transfer equipment and a transfer route determination unit are provided, and are stored in the equipment operation status storage unit when a transfer route is searched. It is configured to search for a plurality of transfer routes that can be used while avoiding the transfer pipes and equipment in use, display them in the transfer route determination section, and allow an operator to determine the transfer routes from the displayed transfer routes. The liquid transfer device according to claim 1, wherein the liquid transfer device is provided. 4. A control logic determining unit is provided which can display a control logic corresponding to the searched transfer route and change the equipment used by an operator, and the control logic generated by the control logic generating unit is used as the control logic determining unit. 2. The liquid transfer apparatus according to claim 1, wherein the liquid transfer apparatus is configured so that it can be displayed on the display, the operator can change the device to be used to determine the transfer route, and output the device to the device control unit. 5. When the liquid cannot be transferred due to a failure during the transfer, the failed part is stored in the equipment operation status storage section as not connected, and the used transfer pipe and device and the failed transfer pipe and device are stored. It is configured so as to avoid this and search for another transfer route.
The liquid transfer device according to any one of 1.