5results about How to "Normal response" patented technology

The invention discloses a chain extender containing a hydrazide structure, a preparation method of the chain extender and application of the chain extender in preparation of polyurethane. The chain extender containing the hydrazide structure is prepared by carrying out Michael addition reaction on raw materials including a hydrazide compound and unsaturated carboxylic ester; the Michael addition reaction comprises a reaction process of carrying out addition on amino in the hydrazide compound and a carbon-carbon unsaturated bond in the unsaturated carboxylic ester to generate secondary amine. According to the invention, the problem that a solvent is needed and / or high-temperature melting is needed when a hydrazide compound is used as a polyurethane chain extender can be solved, and a thermoplastic polyurethane elastomer material with relatively high mechanical strength and toughness and excellent mechanical recovery performance can be prepared.

The invention discloses an energy-saving and emission-reducing system for producing cement clinker by oxygen-enriched combustion, which belongs to the technical field of cement production, and comprises an electricity-to-gas device for electrolyzing water to generate H2 and O2, and a clinker sintering system is arranged beside the electricity-to-gas device. The clinker firing system comprises a kiln head burner used for burning pulverized coal, a kiln tail burner used for burning the pulverized coal, a rotary kiln connected with the kiln head burner, a smoke chamber connected with the rotary kiln and a decomposing furnace connected with the smoke chamber, and the kiln tail burner is connected with the decomposing furnace. The power-to-gas device is connected with the kiln head burner and the kiln tail burner, the power-to-gas device is connected with the CH4 storage tank, the CH4 storage tank is connected with the decomposing furnace, the CH4 storage tank is connected with the kiln tail burner, and the CH4 storage tank is connected with the smoke chamber. The device has the effects that the oxygen production cost and the denitration cost are reduced, and carbon emission is reduced.

The utility model relates to the technical field of reaction kettle discloses a stirring reaction kettle for glutamic acid dehydrogenase, including support, kettle body and kettle cover, kettle body is located below the support, and the kettle cover is located between the support and kettle body, and is provided with the moving piece between the kettle cover and support, be provided with stirring assembly on the kettle cover for stirring to the kettle body, stirring assembly includes the first motor of detachable installation on the kettle cover, and the first motor end portion detachable installation has the rotary rod, and the rotary rod detachable installation has the first gear on, and the first gear side surface is connected with the fifth gear and is meshed, and the rotary rod rotatably connects with the fourth gear, and is provided with transmission between the fourth gear and the first gear, and is provided with the stirring piece below the fourth gear, and the fourth gear side surface is connected with the sixth gear and is meshed, and is provided with the grinding piece between the sixth gear and the fifth gear, the utility model discloses through stirring assembly, solved the problem that the reaction kettle cannot smash the solid material of adding, leads to the waste manpower, influence the problem of making efficiency.

This invention provides a non-contact interactive system based on a photoelectric sensor array, comprising: a photoelectric sensor array, the photoelectric sensor array including: a transparent substrate; a conductive layer formed on the transparent substrate; a patterned confinement layer formed on the conductive layer for forming a patterned array of photoelectric active materials; a patterned array of photoelectric active materials formed on the patterned confinement layer, wherein each patterned unit in the array forms a miniature photoelectric sensor unit under the drive of an external bias voltage; a surface light source located on the back side of the substrate of the photoelectric sensor array; and a reflector movably located on the front side of the substrate of the photoelectric sensor array. This interactive system utilizes the high responsivity and fast response speed characteristics of the photoelectric sensor array to enable the interactive interface to quickly track signals from moving objects, and achieves photocurrent growth through light reflection from the reflector onto the surface light source, thereby realizing a responsive, contactless, three-dimensional human-computer interaction.

The utility model discloses a kind of detection trigger devices, the device includes fixed clamp, crossbeam and trigger, fixed clamp is fixed in the symmetry of inside and outside two sides of rail, fixed clamp top is provided with crossbeam, crossbeam is set along rail and the height of crossbeam is adjustable, trigger is installed on crossbeam, trigger is electrically connected detection equipment, that is, inside and outside two sides of rail each is provided with a trigger, and the trigger of rail outside is higher than the trigger of rail inside.The trigger is inclined towards inside of rail, and the angle of inclination is set to 18~22 °.The utility model installation is reliable, and stability is strong;The utility model not only can adapt to difficult installation environment, but also through non-contact detection mode, can respond quickly when train wheel set passes, realize accurate trigger to train passing, and precision is high;The utility model can also effectively compatible with various detection equipment.In short, the utility model device has the advantages of high reliability, strong adaptability, trigger accurate, simple structure, small and exquisite volume etc.