The present disclosure provides a method for converting the target gas contained in the exhaust gas in plasma phase and an apparatus for implementing the method, the method comprising the steps of: generating a plasma in a conversion region in which the conversion of the target gas occurs; supplying, to the conversion region, a conversion promoting agent containing a conversion promoting element of which the first ionization energy is not greater than 10 eV for promoting the conversion of the target gas; supplying, to the conversion region, a conversion agent that produces conversion products by combining with the dissociation products of the target gas and prevents the dissociation products from recombining into the target gas; and supplying the exhaust gas containing the target gas to the conversion region.

A pre-tensioned bearing assembly, including: a first rolling bearing including a first outer ring, first inner ring including a first conical surface, and a plurality of rolling elements radially disposed between the first inner and outer rings; a second rolling bearing including a second outer ring, a second inner ring including a second conical surface, and a plurality of rolling elements radially disposed between the second inner and outer rings; a shaft including a shoulder in contact with the second rolling bearing; a first conically-shaped sleeve in contact with the first conical surface and the second conical surface, and including a cylindrical inner surface; a second conically-shaped sleeve in contact with the cylindrical inner surface; and a shaft nut including an internal thread in cooperation with the shaft, and fixing the first inner ring and the second inner ring axially onto the shaft.

Described herein is a system (100) for storage and releasing of carbon dioxide comprising at least one solids reactor (1), at least one compressor (7, 8) for compressing the carbon dioxide-containing gas or fluid, respectively, which is introduced through the inlet (3) of the solids reactor, wherein the compressor (7, 8) is constructed in such a way that it adiabatically expands the gas or fluid, respectively, depleted of carbon dioxide that is discharged from the reactor by means of the outlet (2) of the solids reactor, and at least one countercurrent recuperator (6), which is constructed for the heat exchange of the compressed exhaust gas or fluid, respectively, that contains carbon dioxide and the gas or fluid, respectively, depleted of carbon dioxide.

Described is furthermore a solids reactor for storage and releasing carbon dioxide, comprising a gas-tight or fluid-tight, respectively, housing, which has an interior, at least one inlet for feeding in fluids and at least one outlet for discharging of gases or fluids, respectively, wherein the interior of the housing is filled with at least two different solids, wherein one solid is provided for storing thermal energy and the other solid is provided for regenerative storage and releasing of carbon dioxide.

Furthermore described is a method for storage and releasing of carbon dioxide.

A system for capturing carbon dioxide from ambient air includes an input port configured to accept ambient air into the system, an air conditioning system configured to draw the ambient air into the input port and reduce a temperature of the ambient air, a filter device configured to capture carbon dioxide from the ambient air after the temperature of the ambient air is reduced by the air conditioning system, and an output port, through which the ambient air is discharged from the system after the ambient air is processed with the filter device.

Provided is a hydrogen reformer using exhaust gas, comprising: a catalytic reaction unit which generates a reforming gas containing hydrogen when exhaust gas generated in an engine and fuel are supplied thereto; and a heat exchange chamber which is mounted on an outer surface of the catalytic reaction unit and exchanges heat between the exhaust gas and the catalytic reaction unit to supply heat that is required for an endothermic reaction of the catalytic reaction unit, wherein heat of the exhaust gas is used for the endothermic reaction of a catalyst, such that a separate heat source for the endothermic reaction is unnecessary.

A wet air oxidation system includes a reactor including an inlet and an outlet. The reactor is operable to oxidize a portion of a two-phase process fluid and to discharge a hot oxidized fluid from the outlet. A heat exchanger includes a plurality of tubes that extend along a long axis of the heat exchanger and cooperate to define a hot fluid inlet coupled to the outlet to receive the hot oxidized fluid and a hot fluid outlet, a shell that surrounds the plurality of tubes and defines a process fluid inlet arranged to receive the two-phase process fluid, and a process fluid outlet arranged to discharge a preheated two-phase process fluid to the inlet of the reactor, wherein the long axis of the heat exchanger is arranged in a non-horizontal direction.

The present disclosure relates to a regenerative thermal oxidizer comprising at least a first transfer chamber and at least a second transfer chamber, wherein the first transfer chamber comprises a first bed and the second transfer chamber comprises a second bed; at least one reaction chamber in fluid flow communication with the first transfer chamber and with the second transfer chamber, wherein waste gas is introducible into the regenerative thermal oxidizer to flow through the first bed to the reaction chamber or to flow through the second bed to the reaction chamber; and one or more first oxygen-containing gas inlet for introducing oxygen-containing gas into the regenerative thermal oxidizer positioned between at least a portion of the first bed and at least a portion of the reaction chamber or positioned between at least a portion of the second bed and at least a portion of the reaction chamber.

FIG. 1

The present disclosure relates to a regenerative thermal oxidizer comprising at least a first transfer chamber and at least a second transfer chamber, wherein the first transfer chamber comprises a first bed and the second transfer chamber comprises a second bed; at least one reaction chamber in fluid flow communication with the first transfer chamber and with the second transfer chamber; and one or more first waste gas inlet for introducing at least a first portion of waste gas into the regenerative thermal oxidizer positioned between at least a portion of the first bed and at least a portion of the reaction chamber or positioned between at least a portion of the second bed and at least a portion of the reaction chamber.

A process and a plant for the thermal abatement of foul air containing malodorous substances. A flow of foul air containing malodorous substances as combustive air is fed into the combustion chamber of a unit for production and recovery of energy, and a flow of exhaust gas is obtained. The flow of exhaust gas is fed into a scrubber for the abatement of polluting substances, whereby the scrubber uses water for the washing of the flow of exhaust gas, producing a flow of low-temperature purified gas and a heated washing liquid. The heated washing liquid is conveyed to at least one heating jacket of a storage tank for the biological treatment of sewage of the aforementioned purification plant.

An exhaust gas treatment device includes an exhaust gas line where a combustion exhaust gas discharged from a power generation facility flows through, an exhaust gas line where a second combustion exhaust gas discharged from a second power generation facility flows through, exhaust gas exhaust line disposed by branching off from exhaust gas line, discharging a part of combustion exhaust gases as exhaust combustion exhaust gases, a nitrogen oxide removing unit removing nitrogen oxide contained in an integrated combustion exhaust gas that integrates the combustion exhaust gases, an integrated waste heat recovery boiler recovering waste heat from the integrated combustion exhaust gas, and a CO.sub.2 recovery unit recovering CO.sub.2 contained in the integrated combustion exhaust gas by using CO.sub.2 absorbing liquid.