89results about How to "reduce adverse effects" patented technology

The present invention provides a method for treating cobalt-nickel-copper hydrometallurgy wastewater residue. The method comprises the following steps: high temperature calcination, acid leaching, copper and zinc recovery, iron and aluminum removal, cobalt and manganese recovery, and nickel recovery. The method can be used for treating various cobalt-nickel-copper hydrometallurgy wastewater residues having different components having different contents, especially for treating low-grade cobalt-nickel-copper hydrometallurgy wastewater residue. According to the present invention, the suitable leaching conditions and the reasonable separation technology are provided to achieve separately recovery of cobalt, nickel, copper, zinc, manganese and a plurality of valuable metals so as to maximize resource recycling; and compared to the conventional acid leaching method, the method of the present invention has characteristics of large treatment amount, low cost, high metal recovery rate and easy performing, and is suitable for industrial production.

The invention discloses a digital television anti-addiction method and system based on the android system. The digital television anti-addiction method comprises the steps that the category of an audience in front of a television is recognized by means of a smart television, an anti-addiction watching time threshold value corresponding to the category the audience is inquired according to the category of the audience, and a corresponding television anti-addiction measure is implemented when the watching time of the audience reaches the anti-addiction watching time threshold value corresponding to the category of the audience. The digital television anti-addiction method and system based on the android system has the advantages that juveniles are effectively prevented from being addicted to the television, and negative influence on the juveniles caused by long-time television watching is reduced.

The invention discloses a method for evaluating a grid operation safety risk caused by wind farm power fluctuation, belonging to the technical field of power systems and power system automation. According to actually measured and ultra-short-term predication information of wind farm power, aiming at adjacent periods, a wind farm power fluctuation state is recognized and is judged to be a stable fluctuation state or a sharp fluctuation state, the result that safety stability margin cannot meet the requirement is used as a harm consequence, and a grid operation safety risk evaluation method is selected according to the wind farm power fluctuation state. The method for evaluating the grid operation safety risk caused by the wind farm power fluctuation has the advantages that the grid operation safety risk caused by the wind farm power fluctuation can be comprehensively evaluated, decision-making bases are provided for reducing the adverse impact caused by wind power fluctuation to operation safety, and the safe and reliable utilization of large-scale wind power is facilitated.

The invention discloses a method for synthesizing acetic acid through carbonylation. The acetic acid is synthesized through carbonylation of methanol or derivatives of the methanol which are used as raw materials and a liquid reaction composition, wherein the reaction temperature is between 160 and 210 DEG C and the reaction pressure is 2.0 to 5.0 MPa; and the liquid reaction composition comprises a rhodium catalyst, an iodomethane cocatalyst, methyl acetate, acetic acid, water, alkali metal iodate, and organic hard base and variable valence metal salt which serve as stabilizing agents. Due to the addition of the organic hard base and variable valence metal salt, the rhodium catalyst can keep high stability under the condition of low water content, adverse influence of corroding metal on the stability of the rhodium catalyst can be retarded, the reaction activity under the condition of low water content can be improved, and the content of the byproducts such as propionic acid and unsaturated compounds can be reduced, so that the acetic acid can be produced with low energy consumption.

The invention discloses an electronic cigarette liquid containing tobacco extract. The electronic cigarette liquid comprises the following components in parts by weight: 1-2 parts of tobacco extract, 10 parts of deionized water, 15-60 parts of glycerol, 26.5-69 parts of propylene glycol, and 0-8 parts of auxiliary materials. A preparation method of the electronic cigarette liquid comprises the following steps of using the flue-cured tobacco leaves, drying and crushing into powder, sterilizing by ultraviolet rays, adding the deionized water, accelerating the solvent extraction, adjusting the pH (potential of hydrogen) value of the obtained extraction liquid to 10-13 by sodium hydroxide, distilling by water steam, re-extracting the distilled liquid by food level ethyl acetate, depressurizing and concentrating the extraction liquid, obtaining the water steam distilling tobacco extract, dripping into a mixture of the deionized water, the glycerol, the propylene glycol and the auxiliary materials, and uniformly stirring, so as to obtain the electronic cigarette liquid. Compared with the prior art, the electronic cigarette liquid has the characteristics that the tobacco extract has no pigment, the content of harmful matters is low, the components are simple, the water solubility and high boiling point are realized, and the electronic cigarette liquid is favorably prepared in the subsequent period.

The production process of milk powder capable of regulating blood sugar includes producing blood sugar regulating base material with Cr element, organic Zn element, diet fiber, propolis and plant extract as functional components; and mixing the blood sugar regulating base material with defatted milk powder in the weight ratio of 1 to 9 to obtain the milk powder capable of regulating blood sugar. The present invention has vegetable oil partially replacing animal fat, increased oleic acid and linoleic acid, and decreased cholesterol and high saturated fat unfavorable to diabetics. The milk powder capable of regulating blood sugar with rich nutrients and eating convenience, and is suitable for middle-aged people and old people.

The embodiment of the present invention relates to a method for a terminal to start a compress mode. When a network side needs the terminal starting compress mode, whether the present transmission channel comprises E-DCH is determined; if the present transmission channel does not comprises E-DCH, the terminal is informed to start the compress mode; if the present transmission channel comprises the E-DCH, whether a terminal exists to start the information of E-DCH compress mode is determined; if the terminal exists to start the information of the E-DCH compress mode, the terminal is informed to start the E-DCH compress mode; if the terminal dose not exist to start the information of the E-DCH compress mode, the network side generates a wireless bearing reshuffle flow, changes the channel configuration of the terminal from E-DCH to DCH, and informs the terminal to start the compress mode. The embodiment of the present invention also relates to a method for a terminal to start a compress mode, a wireless network controller and a terminal. The embodiment of the present invention realizes that the network side can inform the terminal to start the related compress mode according to the practical situation, and thus the adverse effect caused by the defaults of the terminal is reduced.

The invention provides a reaction chamber heating control method and device. The method comprises the following steps: arranging at least two temperature sensors at the bottom of a reaction chamber, and detecting the temperature of the reaction chamber; judging that a heater arranged on the reaction chamber is disconnected according to temperature detected by at least two temperature sensors; when the temperature sensor serving as a reaction chamber temperature control point fails, switching the other temperature sensor which is not used as the reaction chamber temperature control point as a new reaction chamber temperature control point to control the reaction chamber temperature. According to the method and the device, the disconnection of the heater can be judged, and the adverse effect of the entire heating control device during failure of the temperature sensor serving as the reaction chamber temperature control point is reduced.

The invention discloses a consumable electrode gas shielded-welding welding line identification visual sensor. The sensor comprises an arc light transmission system, an image acquisition system and a light stopping cover relative height constant-value control system, wherein the arc light transmission system comprises a diaphragm, a light guide plate, flat plate glass, a reflective light path reflection mirror and inflaming retarding sponge; the image acquisition system is composed of an industrial camera with an Ethernet output interface; the light stopping cover relative height constant-value control system is composed of a large-moment direct-current motor, a screw rod, a controller, a light stopping cover and a contact type height sensor. The consumable electrode gas shielded-welding welding line identification visual sensor can be used for acquiring an image in the relatively sealed light stopping cover and only arc light strips with smaller area are acquired, so that the bad influences on imaging by splashed smoke dust are greatly reduced; strong arc light wide strips are projected on a welding line to be identified, and distortions are generated on two boundaries; the distortions of the two boundaries are compared so that the turning point with the larger angle of a broken line welding line can be smoothly identified, and the defect that the tracking speed of a traditional broken line welding line tracking method is too slow is avoided.

The invention relates to a method of scanning in short time and by sections with a combined sea controllable vibroseis, comprising the following steps of: placing a sealed controllable vibroseis array in the sea to enable vibration exciters of the controllable virboseis to be coupled with the sea water completely; computing source code (S(t)) according to a target zone, dividing a Chirp signal with a set frequency interval into N sections, controlling the frequency sections of scanning signals of the N controllable vibroseises to enable the N controllable vibroseises to complete the scanning of different long frequency sections in short time, performing related processing to reflected signals received by a collecting system and obtaining a seismic profile with a conventional seismic processing software. The method of scanning the sea in a short time and by sections with a combined controllable vibrosei solves the problem of low resolution in sea seismic exploration due to the effect of the seismic exploration carrier, improves the Signal to Noise Ratio so that the effect of the seismic exploration carrier to the seismic exploration is reduced to the most lowest point, realizes the seismic exploration of high resolution at shallow layer of the sea and also solves the problem that only fixed point scanning can be adopted on the prior sea controllable vibrosers and the movement of the seismic exploration carrier affects the resolution of the seismic exploration during the sea seismic exploration.

A Chinese prawn heat shock protein gene 70 is disclosed, which has the SEQ ID No.1 base sequence and SEQ ID No.2 amino acid sequence. Its cloning process includes extracting general RNA from tissue of Chinese prawn, synthesizing the first chain of cDNA, and using a pair of primer for RT-PCR.

A method of compensating an image based on light adaptation, a display device employing the same and an electronic device are disclosed. In one aspect, the method includes determining a degree of light adaptation based on an amount of long-wavelength light in an illumination environment where the image is displayed, converting image data in International Commission on Illumination (CIE) red-green-blue (RGB) color space to image data in CIE long-medium-short (LMS) color space for implementing the image via CIE-XYZ color space, applying the degree of light adaptation to the converted image data in the CIE-LMS color space so as to generate compensated image data, and converting the compensated image data in the CIE-LMS color space to image data to be displayed in the CIE-RGB color space via the CIE-XYZ color space.

The invention relates to the technical field of steering knuckle manufacturing, in particular to a flexible blanking process for steering knuckle forging round steel. The flexible blanking process comprises the following steps: firstly, measuring mass of a steering knuckle finished product as M, calculating mass N of a needed round steel rod according to a theoretical value of a forging material utilization rate, and calculating volume V of the needed round steel rod according to density of the round steel rod; then, blanking by use of a saw, measuring diameters of a plurality of positions of the round steel in a length direction along with forward movement of the round steel during blanking; calculating to obtain length when the mass of the rod is N; and blanking according to a length which is 100.8%-102% of the length. According to the flexible blanking process, the problems that blanking is carried out according to fixed length , and defective products are generated as a result of shortage of part of rod raw materials due to fluctuation of diameters of the round steel in the prior art are avoided. Flexible blanking is carried out according to diameter changes of the round steel, so that adverse effect caused by fluctuation of round steel diameters is reduced, and therefore, less machining allowance can be reserved, material waste is reduced, a material utilization rate is increased, and follow-up processing workload is reduced.

The invention discloses a method for monitoring the corrosion depth of silicon in real time, belonging to the technical field of micro-electronics mechanical system processes. The method comprises the following steps of: simultaneously corroding a silicon-corroding slice and an auxiliary silicon slice for monitoring the corrosion depth of the silicon-corroding slice under the same condition, wherein the auxiliary silicon slice comprises a corrosion groove, a corrosion surface and a monitoring surface, the corrosion groove is positioned on the surface of the auxiliary silicon slice, the corrosion surface is positioned at the bottom of the corrosion groove, the monitoring surface is positioned on the side surface of the corrosion groove, the corrosion surface and the monitoring surface have identical crystal orientations, and corrosive liquid is contained in the corrosion groove; and immersing the corrosion surface, the monitoring surface and a monitoring line formed by crossing the monitoring surface and the surface in the corrosive liquid, and then determining the corrosion depth by using the displacement of the monitoring line in a corrosion process or after the corrosion process. The method can be used for the micro-electronics mechanical system processes.

The invention provides an approximate calculation method and a system for maximum deformation capacity of a support structure. According to the system and the method, a maximum displacement value delta 1 of multiple curve equations y = g (x) and a corresponding displacement value delta 2 of the linear deformation equation y = k x are superposed, and the superposition result of the delta 1 and thedelta 2 is used as the final displacement of the support structure under the bearing capacity limit state, and can be used for approximately calculating the maximum deformation capacity of the supportstructure under the bearing capacity limit state. According to the approximate calculation method and the system for the maximum deformation capacity of the support structure, the potential safety hazard brought by the problems of incomplete deformation monitoring technology, incorrect data analysis and the like can be eliminated, and measures can be taken in advance according to calculation analysis results to reduce adverse effects caused by deformation of a foundation pit as much as possible.

The invention relates to a method for detecting the content of sulfur dioxide in a sulfur hexafluoride gas. The method comprises the following steps: (1) feeding a gas sample in a three-stage refrigeration concentration mode; (2) performing qualitative and quantitative analysis on the sample by using a gaschromatographic mass spectrometer. According to the method for detecting the content of sulfur dioxide in the sulfur hexafluoride gas, the gas sample is fed in the three-stage refrigeration concentration mode, and moisture in the sulfur hexafluoride gas can be removed through first-stage refrigeration, so that the adverse influence of the moisture upon the testing result, namely the content of a sulfur dioxide gas in the sample, is reduced; through second-stage refrigeration, a most partof the sulfur hexafluoride gas can be separated from a decomposition product, so that the feeding concentration of the sulfur dioxide gas is greatly increased; through third-stage refrigeration, the sulfur dioxide gas is further enriched at a low temperature, and the sulfur dioxide content detection precision is further improved; in the mass spectrometry analysis process, the content of the sulfurdioxide can be detected after a sulfur hexafluoride outlet peak, so that interference of the sulfur hexafluoride is avoided, and the sulfur dioxide gas detection accuracy is improved.

The invention provides a pesticide reagent containing edible oil and organic silicone and a new usage and a preparation method of the pesticide reagent. By the adoption of the pesticide reagent containing the edible oil and the organic silicone, 69.5-86.7% of plant diseases and insect pests such as powdery mildew, gray mold, acarids, aphids and thrips of crops can be prevented and controlled, so that the dosage of pesticide is reduced, and the harmful effect of the pesticide on the environment is relieved.

The invention provides a falling-preventing protection system. According to the falling-preventing protection system, the falling state and the falling direction are prejudged together by utilizing the sole pressure and an attitude sensor, after a user is determined to be in a falling process, a corresponding air bag is inflated. The to-be-inflated air bag comprises a main inflating pipeline, an auxiliary inflating pipeline and the rest part of the air bag; the air pressure and the inflating speed of the main inflating pipeline are guaranteed with priority, so that the main stressing support is realized; in order to improve the inflating speed, a plurality of small high-pressure air bottles are adopted to inflate one air bag, and the starting of the inflating process is controlled by an electromagnetic inflation valve. On the aspect of the inflating sequence, the whole space is not subjected to the uniform inflating, but the inflating passages with different levels are divided in the air bag, firstly, the important channel space is inflated, then the secondary channel space is inflated, and finally the rest part of the air bag is inflated, namely, the key part is firstly protected, then the other parts are protected, and thus the adverse effects which are possibly generated by the insufficient inflating speed are reduced.

The invention relates to a method and equipment for storing and pre-treating kitchen wastes. The equipment comprises a shell; a pre-treating unit, a compressing unit, a liquid storing unit, a solid storing unit and an air storing unit are arranged inside the shell, wherein the pre-treating unit is used for crushing the kitchen wastes, the compressing unit is used for compressing the crushed kitchen wastes and realizing solid-liquid separation of the kitchen wastes, the liquid storing unit is used for storing liquid generated by the pre-treating unit and the compressing unit, the solid storing unit is used for storing solids generated by the compressing unit, and the air storing unit is used for storing air generated by the liquid storing unit. By integrating kitchen waste crushing, solid-liquid separation and smelly air collection, the equipment disclosed by the invention is used for pre-treating and storing the kitchen wastes; the pre-treatment is more beneficial for transportation and subsequent anaerobic treatment; the equipment can be widely applied to foodservice industries such as family, community, restaurant and large hotel so as to realize source treatment of the kitchen wastes; the source of kitchen waste pollution is cut off so that bad influences of the kitchen wastes to environment are reduced, and environmental protection is facilitated.

The invention provides a method for detecting whether a refrigerator contains objects with abnormal temperature or not. The refrigerator comprises a refrigerator body and at least one infrared sensor, wherein the interior of the refrigerator body is divided into at least one storage space, and the infrared sensors are used for sensing temperatures of the storage spaces. The method comprises the steps that the infrared sensors collect the temperature value after a door body is opened; if the absolute value of the difference between the temperature value collected currently and the temperature value collected last time by any infrared sensor is larger than the preset variation value, the first temperature value collected by the infrared sensor before the objects with abnormal temperature are placed and the corresponding collection frequency are obtained, and the second temperature value collected by the infrared sensor after the objects with abnormal temperature are placed and the corresponding collection frequency are also obtained; the second temperature changing value is worked out according to the formula of delta TA=(ln(m)-ln(n))*Q/S; and whether the storage spaces contain the objects with abnormal temperature or not is judged according to the first temperature value, the second temperature value and the second temperature changing value. The method can accurately judge whether a certain storage space contains overheated food or not.

The invention discloses a subminiature optical fiber connector with an isolator. The connector comprises a stop ring, a spring, an inserted core and a tail jacket, wherein the inserted core is provided with a tail handle. The connector is characterized by also comprising a subminiature online isolator; the tail jacket comprises a left tail jacket and a right tail jacket; the left tail jacket is sleeved at the left end of the stop ring; and the tail handle is connected with the right end of the stop ring through the spring and is connected with the right tail jacket through the inserted core. Adverse influence of reflected light on the stability of spectrum output power of a light source is reduced to a great extent, the working stability of an optical fiber amplifier is enhanced and power loss caused by stimulated Brillouin scattering is reduced.

Porous medium moisture and solute transport test apparatus and experiment method belong to the field of soil physics researching. The test apparatus includes a soil pillar, a plurality of moisture measuring apparatuses, a plurality of penetrating fluid collection apparatuses, a liquid supply apparatus, a buffer apparatus, a base plate, a concentration measuring apparatus, and a data processing system; wherein the soil pillar is arranged horizontally and is filled with a porous medium. A plurality of measuring holes are formed in the upper side wall of the soil pillar while a plurality of collection holes are formed in the lower side wall of same, the measuring holes and the collection holes being staggered; each moisture measuring apparatus is installed in each measuring hole while each penetrating fluid collection apparatus is installed in each collection hole; one end of the soil pillar is connected with the buffer apparatus and the other end of same is connected with the base plate;a liquid inlet of the buffer apparatus is connected to the liquid outlet of the liquid supply apparatus; each moisture measuring apparatus has a soil moisture sensor, of which a probe is inserted inthe porous medium via the measuring hole; the concentration measuring apparatus is used for measuring the electrical conductivity of the penetrating fluid collected by the penetrating fluid collectionapparatuses.

The invention discloses a pressure-free buffering platform for a large bottle production line. The pressure-free buffering platform for the large bottle production line comprises a bracket; a plurality of buffering conveying belts are arranged on the bracket side by side; driving wheels of each buffering conveying belt are separately arranged on the same driving shaft through a clutch in a sleeving manner; the driving shaft is driven to rotate through a first driving device; a bottle feeding conveying belt and a bottle discharging conveying belt are also arranged on the bracket; a fed bottle clamping conveyor is arranged on the bottle feeding conveying belt; a discharged bottle clamping conveyor is arranged on the bottle discharging conveying belt; the fed bottle clamping conveyor can convey each large bottle on the bottle feeding conveying belt to each buffering conveying belt for storing; and the discharged bottle clamping conveyor can convey the large bottle which is placed on the bottle feeding conveying belt to the bottle discharging conveying belt. The pressure-free buffering platform for the large bottle production line can be used for pressure-free buffering and storing ofthe large bottle very well, so that upstream equipment on a large bottle production line is not required to be shut down because of the shutdown of downstream equipment; and moreover, the large bottlecan deform because of extruding.

The invention discloses a FinFET and a manufacturing method thereof. The manufacturing method of the FinFET comprises the steps of forming a semiconductor fin with a trapezoidal cross section, forming one of a source region and a drain region, forming a sacrifice side wall, using the sacrifice side wall as a mask, forming the other one of the source region and the drain region, removing the sacrifice side wall, and using a gate stack for replacing the sacrifice side wall, wherein the gate stack comprises a gate conductor and gate dielectric media, and the gate dielectric media partition the gate conductor and the semiconductor fin.

Centrifugal and climatic environment composite testing equipment is characterized by comprising a centrifugal machine and a climatic box, wherein the centrifugal machine comprises a base, a rotating arm and a driving device; two ends of the rotating arm extend outwards, one of the two ends serves as a load end, a balance weight is arranged at the other end which serves as a balance end, and an electric brush is arranged in the rotating center of the rotating arm; the climatic box comprises a heat-insulating box body and a refrigerating unit; the heat-insulating box body is fixed at the load end of the rotating arm; the refrigerating unit comprises a compressor, a condenser and an evaporator, the evaporator is arranged in the heat-insulating box body, the condenser and the compressor are arranged on the middle section of the rotating arm, and the compressor, the condenser and the evaporator are communicated through a hard pipeline which is fixed relative to the rotating arm. According to the composite testing equipment, the centrifugal machine and the climatic box are designed integrally, so that a test piece is affected by both the centrifugal force and the climatic environment, the centrifugal and climatic environment composite testing is conducted, and the gap of the field is filled in.

The invention aims at providing a water segregator provided with a flow meter capable of controlling flow, meanwhile reducing influences of impurities or dirt in water and reducing pipeline resistance. A through cavity is formed inside a flow meter main body 6. A boss is formed on an upper port of the inner wall of the through cavity, the lower middle portion of the inner wall of the through cavity is provided with a base, a through hole is formed in the middle of the base, a clamp is formed at the bottom end of the outer wall of the base, a transparent pipe body 1 with scales is detachably installed at the upper end of the flow meter main body 6, an O-shaped ring 5 is arranged between the flow meter main body 6 and the transparent pipe body 1, the flow meter main body 6 is of a T-shaped structure, the lower end of the flow meter main body 6 is provided with an external thread and is in threaded connection with a connection base with an internal thread, an external thread of the connection base is in threaded connection with a distributed water pipe main body, the reducing inner end of the T-shaped structure of the connection base is provided with an O-shaped ring 8, the small-diameter end of the flow meter main body 6 penetrates through the connection base, the lower end is provided with the clamp 10, an indication rod 4 penetrates through the flow meter main body 6, a spring 3 is arranged on the outer side of the upper end of the indication rod 4, and an indication mark 2 is arranged on the upper end side of the spring 3.

The invention discloses a construction method for laterally crossing bridge piles by intersected porous subway tunnels. The construction method comprises the following steps of arranging multiple lines in an intersecting manner according to line planning, intersecting one line again, and forming a triangular manner through any three in the multiple tunnels in the multiple lines; before laterally crossing the bridge piles on the tunnel side, isolating and reinforcing G-series high-speed train bridge piles; and performing shield crossing construction, constructing the tunnels in sequence from bottom to top, performing grouting reinforcing on the intersecting segments of the tunnels, and before upper tunnels are constructed, reinforcing lower tunnels. Through the construction method, the multiple bridge pile crossing lines are arranged in the intersecting manner, the need for reasonable space between the tunnels and the bridge piles can be met, and needs of tunnel stress and G-series high-speed train bridge safety can be met.

The embodiment of the invention provides an information interception method and device, and equipment. The information interception method comprises the steps of obtaining target information sent to atarget service system; matching the target information with a preset dictionary tree to obtain a matching result, wherein the dictionary tree is set according to a first interception rule for the service information; judging whether the target information conforms to a first interception rule based on the matching result; if the target information conforms to the first interception rule, stoppingthe sending operation of the target information; and if the target information does not accord with the first interception rule, sending the target information to the target service system. Global interception of the target information is realized through a dictionary tree matching mode, the problems of low interception efficiency and high service performance caused by a traditional character string matching mode do not need to be avoided, the information interception efficiency is effectively improved, and the influence of information interception global service performance is reduced.

The invention discloses a strain of Pseudomonas sp. T4. A preservation number of the strain of Pseudomonas sp. T4 is CGMCC No.13051, the strain of Pseudomonas sp. T4 is already preserved in China general microbiological culture collection center on September 28, 2016, and the address is institute of microbiology, Chinese academy of sciences, No.3, No.1 courtyard, beichen west road, chaoyang district, Beijing. The bacteria can be applied for degrading oxytetracycline in a water body, and a method of the application of the bacteria in degrading the oxytetracycline in the water body comprises thestep that the bacteria are applied into a water body environment to achieve oxytetracycline degradation. By culturing the bacteria and using the bacteria for removing residual oxytetracycline pollutants in the water body, damage of the oxytetracycline for the environment, humanity and animals is reduced.

The invention discloses an air locking unloader, which comprises an unloader body, a separation wheel and a control mechanism; the control mechanism comprises a PLC control module, a positive and negative rotation motor, a power supply and a power on-off structure, the PLC control module is connected with the positive and negative rotation motor and the power on-off structure, the power on-off structure comprises a power on-off execution rod and an execution control part, and the power on-off execution rod is manually or automatically controlled to control on-off of the power supply; the PLC control module receives the rotation state of the forward and reverse rotation motor and transmits the rotation state to the execution control part, and the execution control part controls the power on-off execution rod to be powered on when the separation wheel rotates normally and to be powered off when rotation of the separation wheel is blocked; and the PLC control module sends instructions to the execution control part and the positive and negative rotation motor after receiving an operation alarm signal of the positive and negative rotation motor, so as to secondarily control the power on-off execution rod to switch on the power supply to enable the positive and negative rotation motor to rotate reversely. The motor is controlled to rotate forwards and backwards to clean stuck materials, power tripping is automatically recovered, and the material frying speed is increased.