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33results about How to "Solve the problem of excessive usage" patented technology

Compound oxidant for advanced treatment of electroplate phosphorate wastewater and wastewater treatment method

The invention discloses a compound oxidant for advanced treatment of electroplate phosphorate wastewater and a wastewater treatment method, and belongs to the technical field of wastewater treatment. The wastewater treatment method adopts the compound oxidant, which is compounded by a chlorine dioxide solution oxidant, a hydrogen peroxide solution oxidant, a sodium hypochlorite solution oxidant and an ozone gas oxidant according to a certain proportion, and adopts a compound technology of oxidation-coagulating sedimentation-resin adsorption to treat the wastewater. The compound oxidant can be used for conducting advanced treatment on the electroplate phosphorate wastewater, the specific compound oxidant and a special dephosphorizing resin are adopted to conduct advanced treatment on the oxidized and precipitated phosphate, and compared with the conventional adsorption materials such as activated charcoal, the compound oxidant is more suitable for the engineering sewage treatment system, the oxidation ability of the method is strong, the oxidation effect is good, the oxidation efficiency is high, the wastewater treatment quantity is large, and the total phosphorus content in the treated water is steadily reduced below 0.2 mg / L.
Owner:NANJING UNIV

Continuous leaching system for anode powder of waste lithium batteries and leaching technology

The invention provides a continuous leaching system for anode powder of waste lithium batteries. The continuous leaching system comprises a first reaction kettle, a second reaction kettle, a stirringtank, a first continuous solid-liquid separator, a second continuous solid-liquid separator, a third continuous solid-liquid separator, a pickle liquor storage tank and a waste residue storage tank; the first reaction kettle is connected with the first continuous solid-liquid separator through a first pipeline; the second reaction kettle is connected with the second continuous solid-liquid separator through a second pipeline; the stirring tank is connected with the third continuous solid-liquid separator through a third pipeline; the first continuous solid-liquid separator is connected with the pickle liquor storage tank through a fourth pipeline and is connected with the second reaction kettle through a fifth pipeline; the second continuous solid-liquid separator is connected with the first reaction kettle through a sixth pipeline and is connected with the stirring tank through a seventh pipeline; the third continuous solid-liquid separator is connected with the second reaction kettlethrough an eighth pipeline and is connected with the waste residue storage tank through a ninth pipeline. The continuous leaching system is high in leaching rate and is capable of solving the problemof excessive dosage of sulfuric acid.
Owner:HEFEI GUOXUAN HIGH TECH POWER ENERGY

Precise load shedding system, communication method thereof and access device

The invention discloses a precise load shedding system, a communication method thereof and an access device. The access device includes two E1 interfaces, eight optical fiber interfaces, a central processing unit (CPU) and a field programmable logic gate array (FPGA). The two E1 interfaces are respectively connected with the A-set control device and a B-set control device of a control sub-station.The eight optical fiber interfaces are respectively connected with eight control terminals. The FPGA includes eight groups of optical fiber receiving and sending modules and two groups of E1 receiving and sending modules. The eight groups of optical fiber receiving and sending modules are respectively connected with the eight optical fiber interfaces through serial interfaces. The two groups of E1 receiving and sending modules are respectively connected with the two E1 interfaces through serial interfaces. A resetting sub-module is arranged in each group of optical fiber receiving and sendingmodules. A resetting sub-module is arranged in each group of E1 receiving and sending modules. The CPU is connected with the FPGA through a parallel bus. The solution can be suitable for use in practical projects, can improve reliability while the problem of excessive communication bandwidth occupancy of conventional safe and stable control system solutions is solved, saves investment costs, andreduces maintenance difficulty.
Owner:JIANGSU ELECTRIC POWER CO +1

Stable progesterone water-soluble injection and preparation method thereof

The invention relates to a progesterone water-soluble injection and a preparation method thereof. The progesterone water-soluble injection comprises progesterone, a cyclodextrin derivative solubilizer, an inclusion accelerator and injection water. Sodium citrate and citric acid are taken as the inclusion accelerator, and a complex is formed with cyclodextrin by using the polyhydric structural features of sodium citrate and citric acid, so that the inclusion constant of the complex is improved, the problem that the using amount is excessive when the progesterone water-soluble injection is prepared by using a cyclodextrin derivative as the solubilizer is solved effectively, the using amount is reduced to less than 10%, and the renal toxicity, hemolytic activity and carcinogenicity risk of the cyclodextrin derivative are reduced obviously through such using amount, so that the safety is improved. The pain reaction is relatively lower when the progesterone water-soluble injection is used for injection, the injection is low in irritation, unlikely to be allergic and high in adaptability for long-time use of a patient, and relative to clinically frequently-used progesterone oil-soluble injection in the present stage, the injection has the advantages of dosage form.
Owner:南京泽恒医药技术开发有限公司

Hemlock parsley oil self-emulsifiable oral medicine delivery system and preparing method thereof

The invention relates to an oral self-emulsifying drug delivery system of RhizomaChuanxiong oil; the system uses RhizomaChuanxiong oil as the oil phase, and solves the problem that the surface active agent dosage is too much owing to excessive volume of the oil phase. The system comprises RhizomaChuanxiong oil, co-emulsifier and surface active agent, which can effectively improve the bioavailability of RhizomaChuanxiong oil and medicine taking is very safe and convenient. The invention also provides the preparation method for RhizomaChuanxiong oil, including the following steps: mixing the RhizomaChuanxiong oil as the oil phase and the corresponding surface active agent and co-emulsifier according to a certain ratio to form medical solution, thus forming the RhizomaChuanxiong oil oral dilution medicine system. After being taken in, the medical solution is mixed with the water in the gastric juice and then together turn into emulsion under gastric motor, thus improving the bioavailability and treatment efficiency. The preparation method of the invention dilution medicine system is simple, and the medical solution can be made into soft capsule, hard capsule or other oral dosage forms; The invention has low cost, and reliable performance, which is convenient for storage and transportation.
Owner:SICHUAN KELUN PHARMA CO LTD

Phosphine-functionalized polyether quaternary ammonium salt ionic liquid and application thereof in hydroformylation reaction of olefins

The invention relates to a phosphine-functionalized polyether quaternary ammonium salt ionic liquid, and a method of two-phase hydroformylation of olefins on the basis of the phosphine-functionalized polyether quaternary ammonium salt ionic liquid. In the invention, a two-phase catalysis system is employed, wherein the catalysis system is composed of the phosphine-functionalized polyether quaternary ammonium salt ionic liquid, a rhodium catalyst and a reaction substrate olefin and a reaction product aldehyde. A liquid-liquid two-phase hydroformylation reaction is carried out at a certain reaction temperature and under a synthesis gas pressure, wherein the phosphine-functionalized polyether quaternary ammonium salt ionic liquid is not only a phosphine ligand but also a carrier of the rhodium catalyst, so that the system is free of addition of other ionic liquids. When the reaction is finished, the rhodium catalyst is separated and recycled through simple liquid-liquid two-phase separation. The catalytic system is high in catalytic activity. The rhodium catalyst can be used repeatedly for several times without significant reduction of catalytic activity and selectivity.
Owner:QINGDAO UNIV OF SCI & TECH

Development debugging system, to-be-tested device and debugging method

The embodiment of the invention provides a development debugging system, a to-be-tested device and a debugging method. The development debugging system comprises a host and the to-be-tested device. The to-be-tested device comprises a reset interface, a debugging module and a reset module, and the host is connected with the debugging module and the reset module through the reset interface; the host is used for sending interaction data to the debugging module and the reset module through the reset interface; the debugging module is used for judging whether the interaction data is correct or not, and if yes, debugging operation is executed according to the interaction data; and the reset module is used for executing reset operation according to the interaction data under the condition that the communication rate of the interaction data is smaller than the reset period of the to-be-tested equipment. By setting the communication rate of the interactive data, the debugging signal and the reset signal can be distinguished, so that multiplexing of the debugging interface and the reset interface can be realized, the debugging interface does not need to be independently arranged, and the problem that the PCB space and the IC pin occupy too much is solved.
Owner:芯来智融半导体科技(上海)有限公司

Activity page development system and method based on component composition

The invention discloses an activity page development system and method based on component composition, the activity page development method based on component composition comprises a data source and an editor; the editor acquires data from the data source; the editor comprises a basic component module, a combined component module, an attribute editing module, an event editing module, a state management module and a renderer module; the basic component module is used for generating page basic elements, the combined component module is used for combining all components for use, and the attributeediting module is used for editing component attributes. The event editing module is used for editing an event of an overall component, the state management module is used for modifying the state ofthe component, and the renderer module is used for rendering a text field into the component. By simplifying the development process and removing the deployment process, occupation of developers is reduced, and the purpose of reducing the enterprise cost is achieved.
Owner:湖南映客互娱网络信息有限公司

A compound oxidant for advanced treatment of electroplating phosphorus-containing wastewater and wastewater treatment method

The invention discloses a compound oxidant for advanced treatment of electroplate phosphorate wastewater and a wastewater treatment method, and belongs to the technical field of wastewater treatment. The wastewater treatment method adopts the compound oxidant, which is compounded by a chlorine dioxide solution oxidant, a hydrogen peroxide solution oxidant, a sodium hypochlorite solution oxidant and an ozone gas oxidant according to a certain proportion, and adopts a compound technology of oxidation-coagulating sedimentation-resin adsorption to treat the wastewater. The compound oxidant can be used for conducting advanced treatment on the electroplate phosphorate wastewater, the specific compound oxidant and a special dephosphorizing resin are adopted to conduct advanced treatment on the oxidized and precipitated phosphate, and compared with the conventional adsorption materials such as activated charcoal, the compound oxidant is more suitable for the engineering sewage treatment system, the oxidation ability of the method is strong, the oxidation effect is good, the oxidation efficiency is high, the wastewater treatment quantity is large, and the total phosphorus content in the treated water is steadily reduced below 0.2 mg / L.
Owner:NANJING UNIV

Hemlock parsley oil self-emulsifiable oral medicine delivery system and preparing method thereof

The invention relates to an oral self-emulsifying drug delivery system of RhizomaChuanxiong oil; the system uses RhizomaChuanxiong oil as the oil phase, and solves the problem that the surface active agent dosage is too much owing to excessive volume of the oil phase. The system comprises RhizomaChuanxiong oil, co-emulsifier and surface active agent, which can effectively improve the bioavailability of RhizomaChuanxiong oil and medicine taking is very safe and convenient. The invention also provides the preparation method for RhizomaChuanxiong oil, including the following steps: mixing the RhizomaChuanxiong oil as the oil phase and the corresponding surface active agent and co-emulsifier according to a certain ratio to form medical solution, thus forming the RhizomaChuanxiong oil oral dilution medicine system. After being taken in, the medical solution is mixed with the water in the gastric juice and then together turn into emulsion under gastric motor, thus improving the bioavailability and treatment efficiency. The preparation method of the invention dilution medicine system is simple, and the medical solution can be made into soft capsule, hard capsule or other oral dosage forms; The invention has low cost, and reliable performance, which is convenient for storage and transportation.
Owner:SICHUAN KELUN PHARMA CO LTD
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