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Countercurrent exchange

About: Countercurrent exchange is a research topic. Over the lifetime, 2255 publications have been published within this topic receiving 28687 citations. The topic is also known as: Countercurrent exchange.


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Patent
25 Oct 2006
TL;DR: In this article, a multibank heat exchanger is arranged in a heating pipeline for keeping warm and enjoying hot shower through heat exchange, which comprises a heat supply inlet connector and a water supply outlet connector fixed on the heat exchange and a plurality of heating pipes.
Abstract: The utility model discloses a multibank heat exchanger arranged in heating pipeline for keeping warm and enjoying hot shower through heat exchange, which comprises a heat supply inlet connector and a heat supply outlet connector fixed on the heat exchanger and a plurality of heating pipes; one end or both ends of the two heating pipes are communicated witheach other through communication tube to form ''U''-shaped heat supply channel; a heat absorption tube is arranged in the heating pipe and the communication tube; one group of heat exchanger comprises the heating pipe, the communication tube and the heat absorption tube; one heat exchanger can be communicated with another through a conduction tube between heat exchangers to form the multibank heat exchanger, the heat absorption tubes in the multibank heat exchanger are connected for conduction and the water supply connector and the water outlet connector of the tap water are separately connected on both ends of heat absorption tube. Each group of heat exchanger is superposing arranged or parallel arranged. A countercurrent flow structure is formed by the heating pipeline and the heat absorption pipeline. The utility model has advantages of small volume, little occupation space, high utilization ratio of thermal energy, simple manufacturing technology and low production costs.

1 citations

Patent
19 Oct 2000
TL;DR: In this paper, a multi-phase reaction in a continuously driven counter flow operating cylinder (CFLOC) was carried out, which consisted of downward flowing liquid phase components with upward flowing gas phase components.
Abstract: Carrying out a multi-phase reaction in a continuously driven counter flow operating cylinder reactor, comprises reacting downward flowing liquid phase components with upward flowing gas phase components. The throughput of the liquid and solid phases is such that liquid phase blockage or flow film thickening can occur to unacceptable levels, so the pressure is changed when these levels are reached. The pressure change is controlled so the liquid phase build-up flows off below the blockage point or the film thickness reduces.

1 citations

Journal ArticleDOI
TL;DR: In this paper, a mathematical model of carbonaceous feedstock pyrolysis in a countercurrent tubular reactor was proposed, in which porous carbonized feedstock is heated by a counter-current flow of a heated gas.
Abstract: A mathematical model of carbonaceous feedstock pyrolysis in a countercurrent tubular reactor was proposed. It was shown that the pyrolysis in a tubular reactor in which porous carbonaceous feedstock is heated in a countercurrent flow of a heated gas can be highly efficient.

1 citations

Patent
25 Nov 1997
TL;DR: In this article, a horizontal distillation column body is arranged horizontally, and plural partition plates are provided to divide the column body into plural stages to bring gas and liquid into countercurrent contact with each other.
Abstract: PROBLEM TO BE SOLVED: To provide a horizontal distillation device capable of being installed even inside a soon limitted in height without the need of using a tall distillation column. SOLUTION: In a distillation column body 1 arranged horizontally, plural partition plates 3 are provided to divide the distillation column body 1 into plural stages 2. By a liquid phase dispersing mechanism 6, the liquid phase accumulated in the lower part of the stage (such as 2c) in the distillation column body 1 is dispersed into the gas phase of the stage (such as 2b) adjacent to the stage (such as 2c) in which the liquid phase is accumulated and on the upstream side of the flow direction of the gas phase to bring gas and liquid into countercurrent contact with each other in the distillation column body 1.

1 citations


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Performance
Metrics
No. of papers in the topic in previous years
YearPapers
202358
2022115
202127
202041
201947
201849