Method and apparatus for producing synthesis gas

 

The invention relates to a process for production of synthesis gas, in particular to a method and device. Method for production of synthesis gas steam reforming of hot hydrocarbons in the heated tubular reactor in the presence of catalyst on the carrier, made in the form of a thin layer on the wall of the tubular reactor, with the subsequent removal of the synthesis gas. When this reaction is carried out in the presence of a catalyst, made on the inner wall of the tubular reactor, an external wall which is subjected to heating. Described as a device for teaching a synthesis gas containing a heated tubular reactor with the catalyst on the carrier, made in the form of a thin layer on the wall of the tubular reactor, the reactor has an input for the hot synthesis gas of hydrocarbons and an output for outputting a synthesis gas due to the fact that the catalyst is made in the form of a thin layer on the inner wall of the tubular reactor, the external wall of which is made with the possibility of heating. The invention provides more efficient heat transfer. 2 C. and 8 C.p. f-crystals, 4 Il., table 2.

Description text in facsimile form (see graphic part).

Formula izobreteniya reactor in the presence of catalyst on the carrier, made in the form of a thin layer on the wall of the tubular reactor, with the subsequent removal of a synthesis gas, wherein the reaction is carried out in the presence of a catalyst, made on the inner wall of the tubular reactor, an external wall which is subjected to heating.

2. The method according to p. 1, characterized in that the hot hydrocarbon feedstock is a product obtained by indirect heat exchange with flue gases in the presence of reforming catalyst, made in the form of a thin layer on the inner wall of the heat exchanger.

3. The method according to p. 2, characterized in that the additional amount of hot hydrocarbon is added to the product of indirect heat exchange.

4. The method according to p. 1, characterized in that the gas obtained by the reforming step, is subjected to additional stages of reforming in the presence of a fixed catalyst layer.

5. Apparatus for producing synthesis gas containing heated tubular reactor with the catalyst on the carrier, made in the form of a thin layer on the wall of the tubular reactor, the reactor has an input for the hot hydrocarbon and an output for outputting a synthesis gas, wherein the catalyst is made in the form of a thin layer of the device under item 5, characterized in that the outlet of the tubular reactor is in communication with the additional reforming apparatus fixed bed reforming catalyst located in it.

7. The device under item 5, characterized in that it contains an indirect heat exchanger of the type having a catalyst made in the form of a thin layer on the inner wall of the heat exchanger.

8. The device according to p. 7, wherein the indirect heat exchanger of the type constructed in the form of a pre-heated spiral.

9. The device according to PP.7-8, characterized in that the output of the indirect type heat exchanger connected to the input of the tubular reactor.

10. The device according to p. 9, characterized in that the output of the indirect type heat exchanger provided with a line for supplying additional quantities of hydrocarbons.

 

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