3results about How to "Increase combustion space" patented technology

The invention belongs to the technical field of energy conservation and environmental protection, and discloses a cement kiln system for coupling oxygen enrichment and staged combustion by using alternative fuel in a large proportion, which comprises a circulating fluidized bed system, a decomposing furnace, a rotary kiln and a grate cooler, the kiln tail of the rotary kiln is connected with the bottom of the decomposing furnace, a bottom gasified gas spraying pipe is arranged between a kiln tail smoke chamber of the cement kiln and a coal spraying pipe of the conical part, and an upper gasified gas spraying pipe is arranged on the upper portion of the middle section of the decomposing furnace; the bottom gasified gas spray pipe and the upper gasified gas spray pipe are both connected to a gasified gas outlet of the circulating fluidized bed system; and a semi-gasified gas spray pipe is arranged at the upper part of the lower section of the decomposing furnace and is connected to a semi-gasified gas outlet of the circulating fluidized bed system. The disposal amount of the alternative fuel can replace 50% of pulverized coal in the decomposing furnace, and the requirement for using the alternative fuel in a large proportion is met.

The utility model relates to outdoor articles technical field discloses a kind of multi-fuel portable conical outdoor cooking device, including double-layer conical plate one, the double-layer conical plate one includes double-layer conical plate two, the top inner wall of double-layer conical plate two is fixedly connected with two support rods one, the top of two the support rod one is fixedly connected with pot one, the top of pot one is fixedly connected with top cover one. Including single-layer conical plate, the top of single-layer conical plate is fixedly connected with two support rods two, the inside of double-layer conical plate one is provided with alcohol stove, and the inside of single-layer conical plate and double-layer conical plate is provided with alcohol stove. In the utility model, effectively handle the problem that outdoor cooking device exists in use cannot adapt to multiple fuels and combustion is unstable and fuel efficiency is low. The diversity of outdoor cooking experience is improved, and more universal cooking solution is provided for outdoor enthusiasts.

The utility model relates to the field of kitchen utensils, and particularly discloses a pot support and a kitchen range. The pot support comprises an energy gathering ring, an annular hollow component and a corner piece; the annular hollow component is connected to the inner peripheral side of the corner piece and located below the energy gathering ring, the energy gathering ring is detachably arranged on the outer peripheral side of the corner piece in a sleeved mode, the cooker comprises the pot support, and the pot support is placed on the cooker through the lower supporting legs of the corner piece. The pot support is beneficial to improving heat exchange with the pot bottom and improving the combustion rate, and the energy gathering ring is detachable and convenient to clean.