4results about How to "Real-time separation" patented technology

The application belongs to the technical field of natural substance separation and extraction, and particularly relates to a kind of Haematococcus pluvialis multi-product cascade separation method based on eutectic solvent sequential extraction and enzyme membrane reactor coupling, comprising the following steps: (1) cell wall weakening pretreatment step; (2) water-soluble component extraction step; (3) pigment component extraction step; (4) astaxanthin extraction step; (5) enzyme conversion step. Through the synergistic effect of eutectic solvent sequential extraction and enzyme membrane reactor, efficient, green and continuous cascade separation of water-soluble components, pigments, astaxanthin and xylo-oligosaccharides in Haematococcus pluvialis is realized, and product purity and resource utilization are improved.

The application discloses a kind of adaptive compensation method and related device for three-phase current imbalance and harmonic, belong to power system technical field;The method is based on the instantaneous reactive power theory and the quick separation and instruction generation of fundamental wave positive sequence component and unbalance compensation component of sliding discrete fourier transform;Multi-objective model predictive current control with embedded repeated learning correction mechanism to achieve high-precision tracking of compensation current instruction and system circulation suppression;Multi-objective weight factor online dynamic adjustment mechanism based on fuzzy reasoning, according to the adaptive balance between the control emphasis of tracking accuracy, circulation suppression and switching loss according to the real-time operating state of the system;And, adaptive closed-loop management architecture based on the above module cooperation, drive active power electronic converter to generate compensation current, realize the comprehensive management of three-phase imbalance and harmonic and global optimization of system performance.

The application discloses a disinfecting and cleaning device and method for a pig farm, wherein the disinfecting and cleaning device is used for cleaning and disinfecting a pig house unit, and comprises a brushing cylinder penetrating through the pig house unit and linear motors arranged at two ends of the brushing cylinder; the linear motors and the brushing cylinder are both horizontally arranged and perpendicular to each other; the linear motors are installed on lifting devices; the brushing cylinder is driven by the lifting devices and the linear motors to move on a vertical plane where a cross section of the pig house unit is located; the brushing cylinder comprises a cylinder body and water spraying holes and brush wires arranged on an outer circumferential surface of the cylinder body; one end of the cylinder body is open, and the other end is sealed; and the open end of the cylinder body is in rotary sealing communication with a liquid conveying pipe. The disinfecting and cleaning device can comprehensively and completely clean and disinfect the pig house unit, including the lower surface of a leaky floor and the wall of a manure and urine ditch, so that dead angles of the pig house are eliminated, and the pig house is kept clean and hygienic.

The utility model relates to the related technical field of fermentation devices, in particular to a fermentation mixer for microbial fertilizer production, which comprises a base, a stand column is fixedly mounted on the upper surface of the base, a discharge hopper is fixedly connected to the upper end of the stand column, and a heat preservation layer is fixedly mounted at the upper end of the discharge hopper. An inner ring of the heat preservation layer is fixedly connected with an inner-layer tank body, a high-frequency electromagnetic coil is arranged on the surface of the inner side of the heat preservation layer, the upper end of the inner-layer tank body is sleeved with a sealing ring, the inner-layer tank body is connected with the sealing cover through the sealing ring, and a paraffin-based phase change material with the melting point being 55 DEG C is arranged in the heat preservation layer. Temperature fluctuation is accurately controlled through melting heat absorption and solidification heat release, compared with a traditional solid structure, thermal resistance is improved, extra heating or cooling equipment is not needed when an extreme temperature difference is coped, a high-frequency electromagnetic coil is matched for direct induction heating of the tank body, and the local overheating problem of resistance heating is avoided; and the problem of inactivation of low-temperature functional bacteria caused by out-of-control temperature in a high-temperature stage is solved.