Shell-and-multi-triple concentric-tube reactor and heat exchanger
The present disclosure relates to a shell-and-multi-triple concentric-tube reactor and a shell-and-multi-triple concentric-tube heat exchanger, and to a shell-and-multi-triple concentric-tube reactor and a shell-and-multi-triple concentric-tube heat exchanger which provide a new type of reactor and heat exchanger, thereby maximizing catalyst performance and improving performance of the reactor by optimizing heat exchange efficiency and a heat flow, uniformly distributing a reactant, and increasing a flow rate of the reactant, and accordingly making the reactor and the heat exchanger compact.
1. A shell-and-multi-triple concentric-tube reactor comprising:
a shell side heating medium flow zone in which a shell side heating medium flows along a route formed by a plurality of baffles in a shell;
a catalytic reaction zone in which a reactant is distributed to respective catalytic reaction flow paths by a reactant distributing unit, and the reactant performs a catalytic reaction with a catalyst positioned in the catalytic reaction flow paths, the catalytic reaction zone including a product capturing unit which captures a product produced by a heat exchange between the shell side heating medium and an inner heating medium and an unreacted material which is not reacted; and
an inner heating medium flow zone in which the inner heating medium is distributed to inner heating medium inlet tubes inserted into the catalytic reaction flow paths by an inner heating medium distributing unit, and the inner heating medium, which exchanges heat with the catalytic reaction flow paths, is discharged to an inner heating medium capturing unit through inner heating medium discharge tubes, wherein the inner heating medium capturing unit positioned at an uppermost end of the reactor,
wherein one end of the inner heating medium inlet tube inserted into the catalytic reaction flow path is configured to be closed,
the inner heating medium discharge tube includes a configuration that is inserted into the inner heating medium inlet tube and opened, such that the inner heating medium flowing into the inner heating medium inlet tube is discharged through the inner heating medium discharge tube,
the shell side heating medium flow zone and the catalytic reaction zone are separated by a first sealing barrier through which the catalytic reaction flow paths pass,
the reactant distributing unit and the inner heating medium flow zone are separated by a lower second sealing barrier through which the inner heating medium inlet tubes pass so that the inner heating medium and the reactant are not in contact with each other, and
the inner heating medium distributing unit and the inner heating medium capturing unit are separated by an uppermost second sealing barrier, wherein the plurality of the baffles is fixed on the shell,
wherein in the inner heating medium flow zone, the inner heating medium is supplied through an inner heating medium supply port, and is discharged to an inner heating medium discharge port through the inner heating medium capturing unit via the inner heating medium discharge tube, and
wherein the inner heating medium supply port positioned upper than the inner heating medium discharge port.
2. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein in the shell side heating medium flow zone, the shell side heating medium is supplied to a shell side heating medium supply port, passes through a shell side heating medium flow path, and exchanges heat with the catalytic reaction flow path, and then the shell side heating medium is discharged through a shell side heating medium discharge port.
3. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein in the catalytic reaction zone, the reactant is supplied through a reactant supply port, is distributed to the catalytic reaction flow paths filled with the catalyst by the reactant distributing unit, and then passes through the catalytic reaction flow paths such that a catalytic reaction between the reactant and the catalyst occurs, and the unreacted material and the product produced by the reaction are captured by the product capturing unit, and then discharged through an unreacted material and product discharge port.
4. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein in the inner heating medium flow zone, the inner heating medium is distributed to the inner heating medium inlet tubes by the inner heating medium distributing unit, such that the inner heating medium exchanges heat with the catalytic reaction flow path.
5. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein an interior of the catalytic reaction flow path is filled with a reaction catalyst in the form of an extruded pellet, a sphere, and powder.
6. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein the catalytic reaction flow path is configured by sequentially stacking at least one catalyst in a longitudinal direction.
7. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein the shell side heating medium and the inner heating medium are configured by the same heating medium or different heating media, and one or more heating media selected from water, working fluid, and solvent is used as the heating media.
8. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein a counter flow method and a co-current flow method are applicable to the reactor depending on a supply method, and the supply method is not limited thereto.
9. The shell-and-multi-triple concentric-tube reactor of claim 1 , wherein, the reactor is the type of a fixed-bed reactor or a slurry bubble column reactor which is provided depending on a method to fill the catalytic reaction flow paths with the catalyst and a method to provide reactant gas, and the type of a reactor is not limited thereto.
10. A shell-and-multi-triple concentric-tube heat exchanger comprising:
a shell side heating medium flow zone in which a shell side heating medium flows along a route formed by a plurality of baffles in a shell;
a heat exchange zone in which a heat exchange target material is distributed to respective heat exchange flow paths by a heat exchange material distributing unit, and a completely heat exchanged material capturing unit capturing a completely heat exchanged material produced by heat exchange between the heat exchange target material and the shell side heating medium and an inner heating medium, is included; and
an inner heating medium flow zone in which the inner heating medium is distributed to inner heating medium inlet tubes inserted into the heat exchange flow paths by an inner heating medium distributing unit, and the inner heating medium, which exchanges heat with the heat exchange flow path, is discharged to an inner heating medium capturing unit through inner heating medium discharge tubes, wherein the inner heating medium capturing unit positioned at an uppermost end of the heat exchanger,
wherein one end of the inner heating medium inlet tube inserted into the heat exchange flow path is configured to be closed,
wherein the inner heating medium discharge tube includes a configuration that is inserted into the inner heating medium inlet tube and opened, such that the inner heating medium flowing into the inner heating medium inlet tube is discharged through the inner heating medium discharge tube,
wherein the shell side heating medium flow zone and the heat exchange zone are separated by a third sealing barrier through which the heat exchange flow paths pass,
wherein the heat exchange material distributing unit and the inner heating medium flow zone are separated by a lower fourth sealing barrier through which the inner heating medium inlet tubes pass so that the inner heating medium and the heat exchange target material are not in contact with each other,
wherein the inner heating medium distributing unit and the inner heating medium capturing unit are separated by an uppermost fourth sealing barrier,
wherein in the inner heating medium flow zone, the inner heating medium is supplied through an inner heating medium supply port and is discharged through an inner heating medium discharge port via the inner heating medium capturing unit, and
wherein the inner heating medium supply port positioned upper than the inner heating medium discharge port.
11. The shell-and-multi-triple concentric-tube heat exchanger of claim 10 , wherein in the shell side heating medium flow zone, the shell side heating medium is supplied to a shell side heating medium supply port, passes through a shell side heating medium flow path, and exchanges heat with the heat exchange flow path, and then the shell side heating medium is discharged through a shell side heating medium discharge port.
12. The shell-and-multi-triple concentric-tube heat exchanger of claim 10 , wherein in the heat exchange zone, the heat exchange material is supplied through a heat exchange material supply port, is distributed to the heat exchange flow paths by the heat exchange material distributing unit, and then passes through the heat exchange flow paths, such that the completely heat exchanged material produced by a heat exchange is captured by the completely heat exchanged material capturing unit, and then discharged through a completely heat exchanged material discharge port.
13. The shell-and-multi-triple concentric-tube heat exchanger of claim 10 , wherein in the inner heating medium flow zone, the inner heating medium is distributed to the inner heating medium inlet tubes by the inner heating medium distributing unit, such that the inner heating medium exchanges heat with the heat exchange flow paths.
14. The shell-and-multi-triple concentric-tube heat exchanger of claim 10 , wherein the shell side heating medium and the inner heating medium are configured by the same heating medium.
15. The shell-and-multi-triple concentric-tube heat exchanger of claim 10 , wherein a counter flow method and a co-current flow method are applicable depending on a supply method of the heat exchanger, and the supply method is not limited thereto.