An electrolyzer system includes a steam generator configured to generate steam, a stack of solid oxide electrolyzer cells configured to generate a hydrogen stream using the steam received from the steam generator, and a water preheater configured to preheat water provided to the steam generator using heat extracted from oxygen exhaust output from the stack.

Embodiments of the present disclosure relate to an apparatus, system and method for making an admixture of a polymer and carbon nanomaterials (CNM). The admixture of such embodiments comprise about 10% or less by weight (wt %) of CNMs. The CNM content of such admixture may impart new or enhanced properties to the admix and to materials and products made therefrom. Such new or enhanced products may include enhanced tensile strength, new or enhanced electronic medical, structural thermal, catalytic properties or any combination thereof.

Embodiments of the present disclosure relate to an apparatus, system and method for making an admixture of a polymer and carbon nanomaterials (CNM). The admixture of such embodiments comprise about 10% or less by weight (wt %) of CNMs. The CNM content of such admixture may impart new or enhanced properties to the admix and to materials and products made therefrom. Such new or enhanced products may include enhanced tensile strength, new or enhanced electronic medical, structural thermal, catalytic properties or any combination thereof.

An anode current collector of an electrochemical cell includes an inner portion in which a first hole is formed, and an outer portion located outside the inner portion and in which a second hole is formed. The first hole has a cross-sectional area that increases toward a supply flow path, and the second hole has a cross-sectional area that increases toward an electrolyte membrane.

An electrolytic gas suction tool includes: a battery; a control substrate which controls power supply from the battery; a pair of positive and negative electrodes which are electrically conducted to or cut off from a positive electrode and a negative electrode of the battery by the control substrate; an electrolysis tank which is capable of storing water and into a lower part of which the pair of positive and negative electrodes are inserted in the mounted state; and a heater device which is heated to generate nicotine containing steam upon receiving the power supply from the battery by the control substrate.

An electrolytic gas suction tool includes: a battery; a control substrate which controls power supply from the battery; a pair of positive and negative electrodes which are electrically conducted to or cut off from a positive electrode and a negative electrode of the battery by the control substrate; an electrolysis tank which is capable of storing water and into a lower part of which the pair of positive and negative electrodes are inserted in the mounted state; and a heater device which is heated to generate nicotine containing steam upon receiving the power supply from the battery by the control substrate.

A gas production apparatus including: an electrolysis vessel; first and second electrolyte circulation systems; and an electrolyte exchanger, the first/second electrolyte circulation system including: a first/second circulation tank receiving and storing a first/second electrolyte flowing out from an anode chamber/a cathode chamber; and a first/second circulation pump supplying the first/second electrolyte to the anode chamber/the cathode chamber, the electrolyte exchanger transferring part of the first electrolyte existing in the first electrolyte circulation system into the second electrolyte circulation system on one hand, and transferring part of the second electrolyte existing in the second electrolyte circulation system into the first electrolyte circulation system on the other hand.

A gas production apparatus including: an electrolysis vessel; first and second electrolyte circulation systems; and an electrolyte exchanger, the first/second electrolyte circulation system including: a first/second circulation tank receiving and storing a first/second electrolyte flowing out from an anode chamber/a cathode chamber; and a first/second circulation pump supplying the first/second electrolyte to the anode chamber/the cathode chamber, the electrolyte exchanger transferring part of the first electrolyte existing in the first electrolyte circulation system into the second electrolyte circulation system on one hand, and transferring part of the second electrolyte existing in the second electrolyte circulation system into the first electrolyte circulation system on the other hand.

A system comprising an electrolyser stack connected to a water/gas separation vessel, via an inlet and an outlet pipes, wherein the separation vessel is adapted to passively separate the water and gas; the separation vessel contains a heat exchanger; and the separation vessel is constructed from a polymer material.

Disclosed is a process for preparing adiponitrile from acrylonitrile in an electrolytic cell. An aqueous electrolyte comprising acrylonitrile converts to adiponitrile in the presence of a solid anode and in the absence of a solid cathode. The cathode comprises gas plasma.