Abstract: A Solid Oxide Cell stack has at least one connection plate between the solid oxide cell stack and an adjacent end plate, two adjacent end plates and/or between adjacent solid oxide cell sub-stacks.

Abstract: A plant, e.g. a syngas plant or hydrogen plant, or a combined syngas and hydrogen plant is provided. The plant comprises a reforming section, a CO2-removal section and a first electrolysis unit. A first portion of a first CO2-rich stream outputted from the CO2-removal section is arranged to be supplied to the anode of the first electrolysis unit as a sweeping gas for oxygen product gas. Certain streams, downstream the first electrolysis unit are arranged to be fed to the reforming section as at least a portion of an oxygen-rich feed. Various processes are also provided for the production of hydrogen and/or syngas in the plant.

Abstract: The present invention refers to a method for cracking ammonia, producing hydrogen and generating electrical power including electrolysis of water in feed ammonia, evaporation, pre-heating and cracking of ammonia, using ammonia synthesis catalysts at low temperatures. A method for cracking ammonia including a) electrolysis of water in feed ammonia, wherein feed ammonia includes make-up ammonia; b) evaporation; c) cracking; wherein cracking of ammonia takes place between 300-700° C., using ammonia synthesis catalysts.

Abstract: A Solid Oxide Cell stack has an integrated interconnect and spacer, which is formed by bending a surplus part of the plate interconnect 180° to form a spacer part on top of the interconnect and connected to the interconnect at least by the bend.

Abstract: Process and plant for hydrotreating a liquid oil feedstock stream comprising the steps of i) conducting the liquid oil feedstock stream to a stabilization step by reacting the liquid oil stream with hydrogen in the presence of a catalyst for producing a stabilized composition, and separating therefrom: a stabilized stream comprising a gas phase, and a stabilized liquid oil stream; ii) providing a main hydrodeoxygenation (HDO) step, comprising: ii)-1 conducting at least a portion of said stabilized stream comprising a gas phase, or a stabilized feed stream combining at least a portion of said stabilized stream comprising a gas phase and a portion of said stabilized liquid oil stream, to a main hydrodeoxygenation (HDO) step in a first bed active in hydrodeoxygenation (HDO), thereby producing a first main hydrotreated effluent stream; ii-2) combining at least a portion of said stabilized liquid oil stream with said first main hydrotreated effl-uent stream, thereby producing a first mixed stabilized gas-liquid oi

Abstract: A method for storing hydrogen in a reactor or a synthesis loop comprising the steps of (a) providing a gaseous stream of a reaction compound; (b) providing an excess of a hydrogen stream as required for stoichiometric molar ratio of reactants to hydrogen in the synthesis loop or reactor from an electrolysis unit; (c) storing the excess of hydrogen provided in step (b) by introducing at least an amount of the hydrogen stream into the gaseous stream of a reaction compound and to provide a mixed stream of hydrogen and gaseous reaction compound with at least 25 mol % excess hydrogen than what is required for a reaction of the reaction compound with hydrogen in the hydrogen stream; (d) introducing the mixed stream into the reactor or the synthesis loop; (e) withdrawing a mixed stream of gaseous reaction product and unreacted gaseous hydrogen and reaction compound from the reactor or the synthesis loop; (f) separating the reaction product from the unreacted gaseous hydrogen and reaction compound (g) recycling all o

Abstract: The present invention relates to a process for cleaning a CO2-rich gas feed, in particular for removing sulfur-containing impurities, and optionally oxygen.

Abstract: A Solid Oxide Cell stack has at least one connection plate between the solid oxide cell stack and an adjacent end plate, two adjacent end plates and/or between adjacent 5 solid oxide cell sub-stacks.

Abstract: The present invention relates to a process for cleaning a CO2-rich gas feed, in the presence of a hydrogen-rich feed, in particular for removing sulfur-containing impurities, and optionally oxygen.

Abstract: A process and plant for producing a hydrocarbon product. The plant comprises a hy-droprocessing stage and downstream separation stage for producing a hydrocarbon product and an off-gas comprising hydrocarbons. A hydrogen producing unit (HPU) is arranged to receive said off-gas. The HPU comprises a pre-reforming unit and an electrically heated steam methane reformer (e-SMR), a shift section, a hydrogen purifica-tion section, as well as a CO2-removal unit, and produces make-up hydrogen gas for the hydroprocessing stage, as well as waste off-gas which is supplied as hydrocarbon feed to the e-SMR, and as fuel to fired heaters of e.g. said hydroprocessing stage.

Abstract: A process for hydrotreating a liquid oil stream, such as pyrolysis oil stream by, in continuous operation, reacting the liquid oil stream with hydrogen in the presence of a nickel-molybdenum (Ni—Mo) based catalyst at a temperature of 20-240° C., a pressure of 100-200 barg and a liquid hourly space velocity (LHSV) of 0.1-1.1 h?1, and a hydrogen to liquid oil ratio, defined as the volume ratio of hydrogen to the flow of the liquid oil stream, of 1000-6000 NL/L thereby forming a stabilized liquid oil stream.

Abstract: Process and plant for the conversion of oxygenates to hydrocarbons boiling in the jet fuel boiling range, comprising the steps of continuously: a) providing one or more feed streams of one or more oxygenate compounds; b) heating the one or more feed streams to an inlet temperature of a first set (R1) of one or more downstream adiabatic fixed bed reaction zones; c) introducing the one or more heated feed streams (1) into inlet of R1; d) converting in the one or more adiabatic fixed bed reaction zones of R1 the one or more heated feed streams in the presence of a conversion catalyst comprising a zeolite with a framework having a 10-ring pore structure, said 10-ring pore structure being a unidimensional (1D) pore structure, to a converted-oxygenate product comprising C5+ hydrocarbons of which at least 30 wt % are said hydrocarbons boiling in the jet fuel boiling range; wherein said 1-D pore structure is any of *MRE (ZSM-48), MTT (ZSM-23), TON (ZSM-22), or combinations thereof, the content of phosphorous (P) in t

Abstract: There is provided a process for hydrotreating a liquid oil stream in a continuous operation in a fixed bed reactor; wherein the liquid stream is a thermochemical decomposition oil stream, and contains polymerisable reactive compounds; wherein the fixed bed reactor comprises at least a first reactor bed containing a first hydrotreatment catalyst and a second reactor bed containing a second hydrotreatment catalyst; the process comprising the steps of: (i) in a first operation period, passing at least 50 vol. % of the liquid oil stream through the first reactor bed and subsequently through the second reactor bed; (ii) in a second operation period, on determination of deposition of material formed from the polymerisable reactive compounds on the first reactor bed, passing a reduced proportion of the liquid oil stream through the first reactor bed, and passing an increased proportion of the liquid oil stream through the second reactor bed having not passed through the first reactor bed.

Abstract: A process and a process plant for conversion of a reactive liquid feedstock stream containing at least 40 wt % carbon, including the steps of directing a diluent stream, having a first combined hydrogen consumption potential and the reactive liquid feedstock stream as a combined stream having a first hydrogen consumption potential, to contact a material catalytically active in hydrotreatment which during operation has a lowest temperature of at least 80° C. and a highest temperature of less than 250° C. in the presence of dihydrogen, withdrawing a stabilized composition stream having a second combined hydrogen consumption potential which is less than 80% and more than 10% of the first hydrogen consumption potential, and providing an amount of the liquid phase of said stabilized composition stream as said diluent stream wherein the hydrogen consumption potential for a composition is the amount of hydrogen required for conversion of the composition into a saturated hydrocarbon.

Abstract: The present invention relates to a carbon monoxide plant and process for effective use of biogas. The carbon monoxide plant comprises: a first biomass feed, a biomass digester, a reformer section, a CO2-removal section and a cryogenic separation section. A process for providing a CO-rich product stream from a first biomass feed, using the plant of the invention, is also provided.

Abstract: Process for the preparation of methanol comprising the steps of (a) preparing a hydrogen feedstock by electrolysis (b) providing a carbon oxide feedstock in periods of operating the electrolysis in step (a) (c) mixing at least part of the hydrogen feed and carbon oxide source consisting of carbon monoxide and/or carbon dioxide feed to obtain a methanol synthesis gas; (d) adjusting the molar content of hydrogen, carbon monoxide and/or carbon dioxide from step (c) to a module M of (H2?CO2)/(CO2+CO) to between 1.9 and 2.2 (e) converting the methanol synthesis gas in one or more boiling water reactors to methanol; in periods without operating the electrolysis in step (a) (f) interrupting the converting of the methanol synthesis gas in the one or more boiling water reactors by heat exchange with boiling water, wherein in step (f) the one or more boiling water reactors are heated by one or more auxiliary heaters to maintain boiling of the water in the one or more boiling water reactors.

Abstract: Process and plant for producing a synthesis gas by catalytic steam reforming of a hydrocarbon feedstock in a steam reforming unit, wherein water is removed from the synthesis gas as a process condensate, wherein boiler feed water is introduced in the process, and wherein the process or plant produces at least two separate steam streams: a pure steam which is generated from at least a portion of the boiler feed water by the cooling of synthesis gas, and a process steam which is generated by evaporating at least a portion of the process condensate by using synthesis gas, optionally together with pure steam and/or flue gas from the steam reforming unit.

Abstract: A methanol plant and a process for the production of methanol is provided. A hydrogen recovery section receives off-gas stream from the methanol synthesis section and outputs a hydrogen-rich stream, which is recycled upstream the methanol synthesis section.

Abstract: The present invention relates to a method for thermolytic fragmentation of a sugar into C1-C3 oxygenates, comprising separating solids from the fragmentation product, wherein the temperature of the fragmentation product at an outlet of the reactor is at least 250° C., and wherein the water content is at least 40 vol. %, based on all gas phase constituents. The present invention also relates to a system for performing the thermolytic fragmentation of a sugar into C1-C3 oxygenates. The method and the system are suitable for industrial scale production.

Abstract: The present invention provides a method and system for producing blue ammonia, providing for a high percentage of carbon capture. The method and system of the invention may be used in any ammonia plant.