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42results about How to "Avoid excessive addition" patented technology

Denitration control system and method

The invention provides a denitration control system and method. The denitration control system comprises a solution preparation module, a solvent conveying module, a solution application module and acontrol module; the solution preparation module is coupled to the solvent addition module and a solute addition module and is used for preparing, storing and outputting a solution with a preset concentration; the solvent conveying module is coupled to the solvent addition module and is used for storing and conveying a solvent diluting the solution; the solution application module is coupled to thesolution preparation module and a solvent conveying module and is used for receiving the diluted solution and applying the diluted solution; and the control module is coupled to the solution preparation module, the solvent conveying module and the solution application module and is used for simultaneously controlling the material stock and output flow of the solution preparation module and the solvent conveying module according to the solution allowance index of the solution application module to control the input solution concentration of the solution application module so that the solutionallowance index reaches a preset value. According to the embodiment of the invention, material waste can be avoided under the condition that the solution is guaranteed to be sufficient.
Owner:CHINA ENFI ENGINEERING CORPORATION

Conductive rubber production device

PendingCN108621321AAvoid excessive additionGuaranteed synchronous feedingElectricityEngineering
The invention discloses a conductive rubber production device. The conductive rubber production device structurally comprises a feeding hopper, a material storage box, a production machine body, a forming jacking pressure head, a production conveying belt, a controller and supporting plates, wherein the supporting plates are connected to the left side and the right side of the bottom end of the production machine body in a locked mode, the controller is connected to the lower part of the right side of the front end of the production machine body in a locked mode, the production machine body iselectrically connected to the controller, the material storage box is welded to the middle of the top end of the controller, and the material storage box is welded to the middle of the top end of theproduction machine body, the production machine body is communicated with the material storage box, the material storage box is a cuboid, the feeding hopper is welded to the middle of the top end ofthe production machine body, the production machine body is communicated with the feeding hopper, and the forming jacking pressure head is embedded to the production machine body in a locked mode. According to the conductive rubber production device, during use, through mechanisms such as pull ropes, a jacking block, springs and power connection plates which are arranged, when the raw materials ofrubber are sufficient, the device can automatically start feeding of conductive particles, heating and extracting of the raw materials and stirring after material mixing can be automatically carriedout, when the raw materials are insufficient, the device can automatically stop heating and extracting and stop feeding of the conductive particles, so that synchronous feeding of the conductive particles and the raw materials is guaranteed, excessive addition of the conductive particles is prevented, and the device is convenient to use.
Owner:刘福原

Strip steel cleaning method capable of reducing alkali liquor consumption

The invention discloses a strip steel cleaning method capable of reducing alkali liquor consumption. The method comprises the following steps that the alkali liquor is placed in an alkaline bath, strip steel with the width of b and the residual oil quantity of alpha is moved horizontally above the alkaline bath, and the area s of the strip steel passing through the alkaline bath within the time t is obtained; the alkali liquor is sprayed to the surface of the strip steel at the total flow L, and the covering width of the alkali liquor in the spraying process is d; in the spraying process, the preset concentration beta of the alkali liquor is obtained according to the width b, the residual oil quantity alpha, the area s and the total flow L; and the concentration of the alkali liquor in the alkaline bath is adjusted to be the preset concentration beta. An inventor analyzes overhigh consumption of the alkali liquor, and dynamically matches the concentration of the alkali liquor according to a saponification reaction principle, so that the purpose of reducing the consumption of the alkali liquor is achieved; the consumption of the alkali liquor can be effectively reduced, and the process cost is reduced; and moreover, the discharge of dangerous chemicals such as the alkali liquor can be reduced, and the method has great significance for increasing the economic and social benefits of enterprises.
Owner:BEIJING SHOUGANG COLD ROLLED SHEET

Method for rapidly evaluating usage amount of silica gel and PVPP (Crosslinked Polyethylene Pyrrolidone) by using charge titration technique

The invention relates to a method for evaluating the application of a stabilizing auxiliary in a beer filtration process, and in particular relates to a method for rapidly evaluating the usage amount of silica gel and PVPP (Crosslinked Polyethylene Pyrrolidone) by using a charge titration technique. Charges of colloidal particles of sensitive protein and sensitive polyphenol in beer are negative, the charges of silica gel and PVPP are positive, and along with the increase of the usage amount of the silica gel and the PVPP, the charges of the colloidal particles in the beer are gradually converted into positive charges from negative charges. The addition amount of the silica gel and the PVPP of which the number of the charges is approximate to 0 is taken as the optimal usage amount of the silica gel and the PVPP. According to the method, by evaluating the charge situation of the colloidal particles of the silica gel and the PVPP of the beer, the optimal action condition and optimal usage proportion of the beer stabilizing auxiliaries can be effectively determined. Therefore, the application of the stabilizing auxiliary can be rapidly optimized, and the purposes of stabilizing the quality of the beer and lowering the production cost are achieved.
Owner:TSINGTAO BREWERY
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