JPH0710227Y2 - Air liquefaction separation device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to an air liquefaction / separation device, and more particularly to an air liquefaction / separation device that simplifies transportation of the device and assembly work in the field.

[Conventional technology]

A cryogenic liquefaction separation device is known as an air separation device for producing nitrogen, oxygen, etc. from air as a raw material. Usually, when manufacturing such an air liquefaction separation device, first, in order to transport the device from the manufacturing factory to the construction site, it is designed so that the device can be divided into units of a size that can be transported at the design stage. For each shipment of each unit, the shipment was maintained and packed according to the transportation method and the destination, the unit was unpacked at the construction site, and each unit was assembled. Furthermore, at the completion of the assembly of the equipment, in order to guarantee the equipment performance to the customer, a performance confirmation operation was carried out locally with the presence of an engineer.

That is, in order to install the air liquefaction separation device, each time, the device is unitized, the unit is packed, shipped, unpacked,
It was necessary to carry out on-site assembly, on-site construction, and test operation of the equipment.

[Problems to be solved by the device]

Therefore, a lot of manpower is required at each stage of designing, manufacturing, and assembling, and particularly when assembling the unit at the construction site, it is necessary to dispatch a lot of specialized engineers such as welding engineers to the site. . Further, in order to reduce the installation area of the local equipment, it was necessary to construct a robust two-story building separately from the equipment in consideration of the weight, operability and maintainability of the equipment.

In addition, if any of these problems occur, such as lack of materials or non-achievement of performance, it takes a lot of time to deal with them at the construction site away from the factory.

Therefore, an object of the present invention is to provide an air liquefaction / separation device that can easily perform the shipping and assembling work of the device, and can significantly reduce various on-site works.

[Means for Solving the Problems]

In order to achieve the above-mentioned object, the air liquefaction separation device of the present invention is a device for transportation which generally distributes components other than the devices stored in the cold storage tank among the devices constituting the air liquefaction separation device. It is housed in a container, and the piping connection between the container and the equipment outside the container and between the container and another container has a flange structure, and the wiring connection has a connector structure, and the rail is on the floor of the container. Install a moving member on all or part of each device to be stored in the container so that it can be moved on the rail, and fix each device with the moving member at a predetermined position with fixing means. In addition, in the equipment constituting the air liquefaction separation device, the constituent equipment other than the equipment housed in the cold storage tank is housed in two commonly-used transportation containers. It is characterized in that the double stack the container.

[Action]

Therefore, by incorporating a predetermined device in the container at the manufacturing factory in advance, the shipping can be performed as it is using the container, and the maintenance and packing work at the time of shipping can be omitted. In addition, assembling at the site can be done by installing the container at a predetermined position, connecting the flange of other equipment with the flange, and connecting with the connector of the wiring, greatly improving workability and welding work at the site. It eliminates the need for specialized technology such as, and can shorten the time required for assembly. In addition, by assembling the device in the manufacturing factory in advance and performing performance confirmation operation, confirming that the specified performance can be obtained, then separating it into container units and sending them to the site, and reassembling, It eliminates the need for packing and dismantling, construction work, and performance confirmation operation, and the need to send an engineer with it. Also, by storing most of the equipment in the container, it is possible to prevent problems such as material shortage at the site.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

The figure shows an example of an air liquefaction separation device with a product nitrogen amount of 350 Nm ^{3 /} hour, in which the components other than the components stored in the cold storage tank (cold box) are stored in two containers. Shows the main part thereof, and FIG. 2 shows the overall structure.

The containers 1a and 1b are, for example, 20-foot containers that are commonly used for transportation, and the air compressor 2, the catalyst cylinder 3, and the control device 4 are provided inside the container 1a, and the chiller unit is provided inside the container 1b. 5, air cooler 6, heater
The raw air pretreatment equipment and control devices in the air liquefaction separation device such as 7, the adsorber 8 and the adsorber controller 9 are housed respectively.

The pipes P that connect these various devices are the pipes P.
The connection part has a flange structure F so that the connection and disconnection can be easily performed, and the pipe Pa of the cold box 10 storing the equipment installed outside the container, for example, the rectification tower, the condenser, the heat exchanger, etc. An attachment portion 11 of the flange Fa at the end of the pipe Pa is formed at the connecting portion. In addition, the connection part of the wiring of the control device and each device is formed in a connector structure so that connection and disconnection can be performed easily like piping.
A connector C for wiring to be connected to the cold box 10 is provided on the mounting portion 11 of the external pipe Pa.

Although only the main parts of the piping are shown in the drawing and the wiring is not shown in the figure, various equipments housed in the above-mentioned container may be installed in various well-known pretreatment facilities of an air liquefaction separation device. Plumbing, valves and various wiring for control are provided. Further, the flange structure and the connector structure can be formed by known structures.

Further, a rail 12 is laid on the floor of the container in the direction of the door, and a moving member R such as a caster rolling on the rail 12 is attached to a part or all of each device housed in the container. Each device attached with R is movably provided on the rail and fixed at a predetermined position by a fixing means such as a bolt, and substantially all pipes connected to the device are connected by flange coupling. By thus installing the device via the moving means R, it is possible to easily install the device in the manufacturing factory, maintain the device locally, and replace the device or the catalyst.

By constructing the equipment constituting the air liquefaction separation device in the container according to its size, various equipment is stored in the container at the production plant, and the piping and It becomes possible to unitize with the wiring completed. Also, by using a general shipping container as a container, not only is it unnecessary to carry out shipping and maintenance for each device stored, but it is also possible to ship as it is, and special maintenance for shipping and Eliminates the need for packaging

On the other hand, in the field, it is possible to complete the assembly of the device simply by stacking the containers 1a and 1b to stack the two containers 1a and 1b and connecting the respective pipes and wirings between the externally installed devices. Moreover, substantially all of the connections between one container and the equipment installed outside the container and the connecting parts of the pipes connecting the container with another container are flanged, and the wiring is also substantially all of each other. Since the connection part of is connected with a connector, special technology such as welding is not required for the connection work, and the device can be assembled easily and reliably with only a simple tool, and the assembly can be completed in a short time. You can

Furthermore, since it is easy to connect and disconnect the piping and wiring, the performance can be confirmed in advance by assembling the device once in the manufacturing factory and performing a test run. There is no need to do it, and no need to send an engineer to the field. Further, even if the performance is inadequate, it can be easily dealt with because it is a trial run in the manufacturing factory.

In addition, most of the equipment parts of the device are shipped in a container, so that it is possible to prevent material shortage at the site.

In addition, since the container can be used as it is as a building, there is no need to build a building locally. In addition, since the normal shipping container is formed so as to be stackable, it can be easily made into a two-story structure, and the installation area of the device can be reduced. Furthermore, since the device is housed in a container, it is advantageous in terms of soundproofing, the durability of the device can be improved, and cold or heat insulation work can be easily performed, and the device can be easily relocated. .

The equipment to be stored in the container can be appropriately selected according to the type and specifications of the air liquefaction separator.For example, in the case of a small air liquefaction separation device, all the equipment other than the equipment to be stored in the cold box can be selected. It is also possible to store the equipment in one container. Also, the size of the container can be appropriately selected from a small size of about 5 tons to a large size of several tens of tons as long as it is used for normal transportation.

[Effect of device]

As described above, the air liquefaction separation device of the present invention is provided in the transportation container in which components other than the devices contained in the cold storage tank are generally distributed among the devices constituting the air liquefaction separation device. The connection between the container and the equipment outside the container and the piping between the container and another container has a flange structure, the connection of the wiring has a connector structure, and a rail is laid on the floor of the container. However, since a moving member was attached to a part or all of each device to be stored in the container so as to be movable on the rail, each device attached with the moving member was fixed at a predetermined position by a fixing means. The following effects can be achieved.

It is convenient for transportation and installation because it uses a container for transportation which is generally distributed according to the standard. Further, since it is mass-produced according to the standard, it can be provided at a low cost.

Since the equipment can be assembled in advance at the manufacturing plant and the performance confirmation operation can be performed easily, the test operation can be omitted on site and it is not necessary to send the test operation personnel.

Maintenance at the time of shipment, packing work and unpacking work on site can be omitted.

Assembling work at the construction site can be minimized, specialized work such as welding at the site can be omitted, the process can be significantly shortened, and it is not necessary to dispatch a welding engineer or other specialized engineer. .

By accommodating most of the equipment other than the cold storage equipment in the container, it is possible to prevent problems such as material shortages in the field.

The container serves to protect the equipment and soundproofing, eliminating the need to build a new building on site.

A rail is laid on the floor of the container, a moving member is attached to a part or all of the equipment to be stored in the container, and each equipment with a moving member is moved on the rail and fixed by means. Since it is fixed at a predetermined position, it is possible to easily carry in each device into a narrow container at the time of assembly, and carry out and carry in again for maintenance, replacement, repair, etc. of each device.

By storing the equipment other than the equipment stored in the cold storage tank in the two containers, it is easy to stack the containers in two stages and the installation area can be reduced.

[Brief description of drawings]

FIG. 1 shows an embodiment of an air liquefaction separation device of the present invention. FIG. 1 is a perspective view of a main part, and FIG. 2 is a perspective view showing the entire structure. 1a, 1b …… Container, 2 …… Air compressor 3 …… Catalyst cylinder 4 …… Control device, 5 …… Chiller unit 6 …… Air cooler, 7 …… Heater 8 …… Adsorber, 9 …… Adsorber controller, 10 …… cold box 11 …… mounting part, 12 …… rail C …… connector, F …… flange structure P, Pa …… piping, R …… moving means

Claims (2)

[Scope of utility model registration request] 1. A device for constituting an air liquefaction / separation device, in which components other than those contained in a cold storage tank are accommodated in a generally-used container for transportation, and the container and a device outside the container. Also, the piping connection between the container and other containers has a flange structure, the wiring connection has a connector structure, and rails are laid on the floor of the container. An air liquefaction separation device, characterized in that a moving member is attached to all or part of the rail so as to be movable on a rail, and each device provided with the moving member is fixed at a predetermined position by a fixing means. 2. Among the devices constituting the air liquefaction separation device, the components other than the devices stored in the cold storage tank are housed in two generally distributed containers for transportation, and the containers are The air liquefaction separation device according to claim 1, wherein the devices are stacked.