Abstract: An online automatic measurement system for a claw-pole overall magnetic property comprising: a feeding part, a claw-pole overall magnetic property measurement unit, and a discharging part disposed in sequence, and a robotic arm disposed there among. The robotic arm receives an operation instruction output by a control unit to grab claw poles to be measured in sequence and removes measured claw poles on the claw-pole overall magnetic property measurement unit. The claw-pole overall magnetic property measurement unit outputs a control power supply to the claw-pole overall magnetic property measurement unit according to the instruction of the control unit, receives an induction current of the measured claw poles, and output a measurement result to the control unit.

Abstract: A magnetic performance measuring device for serialized claw-pole generator rotors is consisted with: an excitation power supply turn-on mechanism, a rotor magnetic field detecting mechanism, a measuring position adjusting mechanism and a pressing mechanism that are successively and fixedly arranged, wherein the rotor magnetic field detecting mechanism including a detection box, a positioning base, an adjusting ring, a shaft sleeve and a serialized grooved magnetic conduction ring that are successively arranged in the detection box, and the adjusting ring and the shaft sleeve are used to position different models of tested rotors to achieve a serialized measurement.

Abstract: A system for treating medical sewage containing SARS-CoV-2 based on nano graphene, including a medical sewage collection and transportation device, primary and secondary sedimentation tanks, a filtering device, primary, secondary and tertiary graphene sterilization devices, a multiple purification tank, a photocatalytic degradation device, a SARS-CoV-2 deep purification device and a graphene water purification device including at least three stages of graphene water purification units. The disclosure also provides a method for treating the medical sewage containing the SARS-CoV-2 using the above system.

Abstract: The present invention relates to a drinking water filtration device based on a graphene technologies. The filtration device includes a first filter, a second filter and a faucet. The first filter further includes a first filter element and a first filter element casing. The second filter includes a second filter element and a second filter element casing. A water inlet of the second filter element casing is connected with a water outlet of the first filter element casing. The filtration material of the second filter element is a mixture of graphene oxide-superparamagnetic nanoparticles composites and graphene reinforced diatom ceramic material. A water inlet of the faucet is connected with a water outlet of the second filter element casing. The filtration device of the present invention can fully eliminate various pollutants in drinking water, and has the advantages of simple structure, good filtration effect and high purification efficiency.

Abstract: An online automatic measurement system for a claw-pole overall magnetic property comprising: a feeding part, a claw-pole overall magnetic property measurement unit, and a discharging part disposed in sequence, and a robotic arm disposed there among. The robotic arm receives an operation instruction output by a control unit to grab claw poles to be measured in sequence and removes measured claw poles on the claw-pole overall magnetic property measurement unit. The claw-pole overall magnetic property measurement unit outputs a control power supply to the claw-pole overall magnetic property measurement unit according to the instruction of the control unit, receives an induction current of the measured claw poles, and output a measurement result to the control unit.

Abstract: The invention relates to a multi-stage medical sewage sterilization device and method based on graphene nano technologies. The multi-stage sterilization device comprises multiple stages of graphene nano composite sterilization grids, a graphene photocatalytic sterilization tank, a graphene-modified diatom ceramic disinfection tank, an ultrasonic sterilization tank and a laser and near-infrared sterilization device. Compared with a traditional method, the present invention has a more thorough killing or blocking effects on pathogenic bacteria, parasite eggs and the like in various medical sewages. In addition, the device of the present invention can be disassembled and cleaned regularly, and has a long service life, thus the process cost is reduced.

Abstract: The invention relates to a multi-stage medical sewage sterilization device and method based on graphene nano technologies. The multi-stage sterilization device comprises multiple stages of graphene nano composite sterilization grids, a graphene photocatalytic sterilization tank, a graphene-modified diatom ceramic disinfection tank, an ultrasonic sterilization tank and a laser and near-infrared sterilization device. Compared with a traditional method, the present invention has a more thorough killing or blocking effects on pathogenic bacteria, parasite eggs and the like in various medical sewages. In addition, the device of the present invention can be disassembled and cleaned regularly, and has a long service life, thus the process cost is reduced.

Abstract: The present invention discloses a method for separating flavonoid substances in Camellia nitidissima Chi based on a magnetic nanoparticles-PAMAM nano composites, which comprises the following steps: preparing PAMAM dendrimer, then using the PAMAM dendrimer to prepare the magnetic nanoparticles-PAMAM nano composites, then adding the obtained magnetic nanoparticles-PAMAM nano composites in a Camellia nitidissima Chi extract, extracting and performing magnetic separation on the flavonoid substances in Camellia nitidissima Chi under ultrasound or microwave condition. According to the present invention, flavonoid substances with faintly acid characteristics are extracted and adsorbed in a plant concentrate such as Camellia nitidissima Chi or Hedyotis diffusa etc. based on the magnetic nanoparticles-PAMAM nano composites, in a successive step, high efficiency separation of the flavonoid substances can be realized by the technologies such as magnetic separation and microwave-assisted extraction.

Abstract: The present invention relates to a drinking water filtration device based on a graphene technologies. The filtration device includes a first filter, a second filter and a faucet. The first filter further includes a first filter element and a first filter element casing. The second filter includes a second filter element and a second filter element casing. A water inlet of the second filter element casing is connected with a water outlet of the first filter element casing. The filtration material of the second filter element is a mixture of graphene oxide-superparamagnetic nanoparticles composites and graphene reinforced diatom ceramic material. A water inlet of the faucet is connected with a water outlet of the second filter element casing. The filtration device of the present invention can fully eliminate various pollutants in drinking water, and has the advantages of simple structure, good filtration effect and high purification efficiency.

Abstract: The present invention discloses a method for preparing a Camellia nitidissima Chi lipid-lowering and hypoglycemic agent. Active components such as tea polysaccharides, tea polyphenols, and flavones are extracted from Camellia nitidissima Chi and purified, which are then mixed with pharmaceutical excipients such as hydroxypropyl methyl cellulose, polyvinylpyrrolidone, and triethyl citrate to prepare various pills, tablets, capsules, granules, etc. including sustained release agents and controlled release agents. Thereby, clinical or health care medicine effects of the Camellia nitidissima Chi lipid-lowering and hypoglycemic agent are improved, a dosing frequency is reduced, interference of impurities with the medicine effect is eliminated, relative bioavailability and safety of the active components of the Camellia nitidissima Chi lipid-lowering and hypoglycemic agent in a human body are enhanced, and compliance of a patient is improved.

Abstract: The present invention refers to the technical field of flavone component extraction, and provides an extraction separation method of a flavone component based on amination graphene. The flavone components comprise flavones, flavanols, isoflavones, flavanones, flavanonols, flavanones, anthocyanidins, chalcones, and chromones etc. The extraction separation method is adsorption extraction, and amination graphene is taken as a medium of adsorption extraction. The extraction separation method of the flavone components based on amination graphene is superior in separation speed and product purity, low cost and convenient operation.

Abstract: The present invention relates to the technical field of Camellia nitidissima Chi processing and application, and provides a method for stepwise separating amino acid active ingredients of Camellia nitidissima Chi. The method comprises the following steps: taking a graphene nano material as a selective extraction, adsorption and separation carrier material; carrying out stepwise separation through stepwise controlling the pH value of Camellia nitidissima Chi concentrated solution and adjusting the isoelectric points of the amino acid active ingredients, wherein the amino acid active ingredients comprise aspartic acid, threonine, serine, glutamic acid, proline and glycine, and the pH values of the aspartic acid, the threonine, the serine, the glutamic acid, the proline and the glycine corresponding to the stepwise separated isoelectric points are less than 2.77, 5.98-6.15, 3.23-5.67, 2.78-3.21, 6.17-6.29 and 5.69-5.96.

Abstract: The present invention relates to the technical field of Camellia nitidissima Chi processing and application, and provides a method for stepwise separating amino acid active ingredients of Camellia nitidissima Chi. The method comprises the following steps: taking a graphene nano material as a selective extraction, adsorption and separation carrier material; carrying out stepwise separation through stepwise controlling the pH value of Camellia nitidissima Chi concentrated solution and adjusting the isoelectric points of the amino acid active ingredients, wherein the amino acid active ingredients comprise aspartic acid, threonine, serine, glutamic acid, praline and glycine, and the pH values of the aspartic acid, the threonine, the serine, the glutamic acid, the proline and the glycine corresponding to the stepwise separated isoelectric points are less than 2,77, 5.98-6,15, 3.23-5.67, 2.78-3.21, 6.17-6.29 and 5.69-5.96.

Abstract: The present invention relates to the technical field of oleanolic acid drugs and provides a drug sustained release agent based on oleanolic acid and a preparation method thereof. The drug sustained release agent based on the oleanolic acid is applied to drugs with the oleanolic acid as a main drug component and is prepared from the components including a drug carrier, a hydrophilic gel material, a erodible matrix material and an insoluble matrix material, wherein the drug carrier is ?-cyclodextrin-chitosan composites, wherein the oleanolic acid is from a plant raw material, and a host-guest inclusion complex is composed of the main drug component and the drug carrier according to the mass ratio of 0.1:0.1-0.1:5. A preparation method comprises the following steps: preparing the inclusion complex, mixing auxiliaries, carrying out compression moulding and the like.

Abstract: The present invention relates to the technical field of ?-sitosterol drugs and provides a drug sustained release agent based on ?-sitosterol and a preparation method thereof. The drug sustained release agent based on the ?-sitosterol is applied to drugs with the ?-sitosterol as a main drug component and is prepared from the components including a drug carrier, a hydrophilic gel material, a erodible matrix material and an insoluble matrix material, wherein the drug carrier is a ?-cyclodextrin-polyamide-amine dendrimer composites, ?-sitosterol is from a plant raw material, and a host-guest inclusion complex is composed of the main drug component and the drug carrier according to the mass ratio of 0.1:0.1-0.1:5. A preparation method comprises the following steps: preparing the inclusion complex, mixing auxiliaries, carrying out compression moulding and the like.

Abstract: The present invention refers to the technical field of flavone component extraction, and provides an extraction separation method of a flavone component based on amination graphene. The flavone components comprise flavones, flavanols, isoflavones, flavanones, flavanonols, flavanones, anthocyanidins, chalcones, and chromones etc. The extraction separation method is adsorption extraction, and amination graphene is taken as a medium of adsorption extraction. The extraction separation method of the flavone components based on amination graphene is superior in separation speed and product purity, low cost and convenient operation.

Abstract: The present invention discloses a method for preparing a Camellia nitidissima Chi lipid-lowering and hypoglycemic agent. Active components such as tea polysaccharides, tea polyphenols, and flavones are extracted from Camellia nitidissima Chi and purified, which are then mixed with pharmaceutical excipients such as hydroxypropyl methyl cellulose, polyvinylpyrrolidone, and triethyl citrate to prepare various pills, tablets, capsules, granules, etc. including sustained release agents and controlled release agents. Thereby, clinical or health care medicine effects of the Camellia nitidissima Chi lipid-lowering and hypoglycemic agent are improved, a dosing frequency is reduced, interference of impurities with the medicine effect is eliminated, relative bioavailability and safety of the active components of the Camellia nitidissima Chi lipid-lowering and hypoglycemic agent in a human body are enhanced, and compliance of a patient is improved.

Abstract: The present invention discloses a method for separating flavonoid substances in Camellia nitidissima Chi based on a magnetic nanoparticles-PAMAM nano composites, which comprises the following steps: preparing PAMAM dendrimer, then using the PAMAM dendrimer to prepare the magnetic nanoparticles-PAMAM nano composites, then adding the obtained magnetic nanoparticles-PAMAM nano composites in a Camellia nitidissima Chi extract, extracting and performing magnetic separation on the flavonoid substances in Camellia nitidissima Chi under ultrasound or microwave condition. According to the present invention, flavonoid substances with faintly acid characteristics are extracted and adsorbed in a plant concentrate such as Camellia nitidissima Chi or Hedyotis diffusa etc. based on the magnetic nanoparticles-PAMAM nano composites, in a successive step, high efficiency separation of the flavonoid substances can be realized by the technologies such as magnetic separation and microwave-assisted extraction.