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45 results about "Saturated Level" patented technology

Experimental device for forming jet flow by drifting water with high-speed airflow and generating supersaturated total dissolved gas

The invention relates to an experimental device for forming jet flow by drifting water with a high-speed airflow and generating supersaturated total dissolved gas, which comprises a water column, a flowmeter, an air compressor, valves, a total dissolved gas determinator, a water pump, a jet pipe, a nozzle and a nozzle hole. The water column is designed into a main water column and an auxiliary water column, the nozzle hole in the wall of the main water column is connected with a rubber hose, a third valve is mounted on the rubber hose and communicated with the auxiliary water column, the air compressor is connected with one end of the flowmeter by a first valve, the other end of the flowmeter is connected with the jet pipe by a three-way pipe, the jet pipe is connected with the nozzle which is arranged in the main water column, the three-way pipe is connected with the water pump by a second valve, the water pump is arranged in the auxiliary water column by a pipeline, a fourth valve is mounted at the bottom of the auxiliary water column, a fifth valve is mounted at the bottom of the main water column, and a probe of the total dissolved gas determinator is inserted in the main water column. The experimental device can be used for simulating the submerged discharge, the free discharge and the total dissolved gas saturation process of different front-dam flows to research the relation between the supersaturation level and the front-dam total dissolved gas saturation.
Owner:SICHUAN UNIV

Aluminium production cells with iron-based metal alloy anodes

An iron-based metal anode for the electrowinning of aluminium by the electrolysis of alumina in a molten fluoride electrolyte has an electrochemically active integral outside oxide layer on an iron-based alloy that consists of 75 to 90 weight % iron; 0.5 to 5 weight % in total of at least one rare earth metal, in particular yttrium; 1 to 10 weight % aluminium; 0 to 10 weight % copper; 0 to 10 weight % nickel; and 0.5 to 5 weight % of other elements. The total amount of aluminium, copper and nickel is in the range from 5 to 20 weight %; and the total amount of rare earth metal(s), aluminium and copper is also in the range from 5 to 20 weight %. The electrochemically active surface layer is predominantly of iron oxide that slowly dissolves into the electrolyte during operation and is maintained by progressive slow oxidation of iron at the interface of the bulk metal of the alloy with the oxide layer. This progressive slow oxidation of iron corresponds to the dissolution of iron into the electrolyte which remains at or below saturation level at the operating temperature, the operating temperature being maintained sufficiently low to limit the contamination of the product aluminium to an acceptable level, and the electrolyte being circulated to maintain a sufficient concentration of alumina in the anode cathode gap.
Owner:NGUYEN THINH T +2

Method of manufacturing a diaper with moisture sensors

The present invention discloses a method of manufacturing a diaper that has multiple moisture sensing elements on interior side of its bottom impermeable layer or on any surface of the top permeable layer. The moisture sending elements are made by spraying conductive ink on a moving sheet of either the bottom impermeable layer or the top permeable layer, before other layers of the diaper are attached. Spraying of conductive ink on the moving sheet causes parallel lines of conductive inks to be formed on the layer. The parallel lines of conductive ink run through the entire length of either of the layers and are designed to get connected with a detecting device. When a user urinates inside the diaper, the moisture causes a closed circuit between at least two of the parallel lines of conductive inks. These formations of closed circuits, between parallel lines of conductive inks, are detected by the detecting device. Also, with increasing volume of moisture, the resistance of the closed circuits also tends to decrease. This rate of decrease of resistance is also detected by the detecting device and is used to calculate a volume of moisture present in the diaper. The detecting device then generates a suitable alarm to give an idea about the saturation level of the diaper. The process of manufacturing sensing elements by spraying conductive inks on moving sheet of layer reduces the processing and modification overhead of specially designed conductive ink printers and also does not impact the manufacturing time of a diaper manufacturing assembly line.
Owner:TULI RAJA SINGH
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