121results about How to "Guaranteed oxygen supply" patented technology

The invention provides a method for synergistically degrading phenol wastewater through electrocatalytic oxidation and an electric-Fenton technology. The wastewater is introduced into an electrolyzer of which two sides are provided with a water inlet pipe and a water outlet pipe, Ti / TiO2-NTs / Zr-Sb-SnO2 is taken as an anode, foamed nickel coated FeOOH+active carbon powder+polytetrafluoroethylene (PTFE) is taken as a cathode, the anode and the cathode are connected with a voltage-stabilized source, air is provided through aeration or stirring, OH is generated on the surface of the anode, organic matters are degraded through electrocatalytic oxidation action of the anode, oxygen in the solution generates H2O2 on the surface of the cathode, and the H2O2 and the cathode-loaded FeOOH are subjected to heterogeneous Fenton reaction. The method has the advantages of high degradation efficiency, no addition of chemical reagents, no generation of iron mud, and a wide pH value application range, is suitable for treating the phenol wastewater, can be used for treating multiple kinds of organic wastewater and has a wide application prospect in actual application.

The invention relates to a culturing method capable of improving egg hatching rate and chick immunity. The culturing method comprises steps of (A) selecting seeds and preparing seeds, (B) collecting and sieving hatching eggs and make preparation before hatching, (C) hatching eggs under light condition, (D) breeding chicks in a greenhouse under light condition, (E) managing young chick without heat supply under the light condition, and (F) breeding children with a method of combining stocking and supplementary feeding in a natural forest land. Compared with the prior art, the culturing method is simple and convenient to operate, requires less investment and has obvious economic effects; fertility rate, oviposition quality and quality of to-be-hatched eggs can be improved during chick culturing, so hatching rate and young chick survival rate can be improved; young chick growth and development can be promoted, immunity of chicks can be improved and chick culturing survival rate can be guaranteed; free range chicks with tender meat quality, fresh taste and high nutrient value as well as meeting green food standards can be achieved; and the chicken and eggs produced by the culturing method are advantaged by high protein, high vitamin, low cholesterol and low fat.

The invention discloses a double-liquid-phase fermentation method of red koji citraurin by coupled in-situ fermentation-extraction, belonging to the field of fermentation engineering. On the basis of a novel red koji bacterium liquid fermentation culture medium, a water-insoluble extraction phase and the basal culture medium constitute the fermentation system, thereby preventing the conversion of the citraurin to monascus red and yellow pigment, and further enhancing the conversion rate and yield of the red koji citraurin; and the double-liquid-phase extraction-fermentation coupled system is beneficial to enhancing the dissolved oxygen level, thereby ensuring the normal growth and fermentation of the red koji bacterium, promoting the secretion of the red koji pigment to the outside of cells, and lowering the negative feedback inhibiting action of the red koji fermentation product. The method disclosed by the invention can implement high-efficiency biosynthesis, release and extraction of the red koji citraurin within a short fermentation period, thereby obviously enhancing the productivity and yield of the red koji citraurin and simplifying the subsequent pigment extraction purification technique. The extractant can be recycled, thereby greatly enhancing the production efficiency and lowering the production cost.

The invention relates to the technical field wireless power supply masks, in particular to an intelligent mask system with a health monitoring function. The intelligent mask system comprises a mobileterminal, a mask body and a cloud server, a user's health state can be monitored in real time through a monitoring control module of the mobile terminal, output power of a ventilation device is controlled according to the collected data information, user breathing is assisted, oxygen supply for the user is ensured, and the problem is solved that the user wearing a general mask is difficult to breathe during exercise; the system can further monitor surrounding environmental quality and help the user choose a preferred exercise place and preferred exercise time; in addition, wireless power supply is utilized by the system, the intelligent mask weight is reduced, and the burden in using the intelligent mask is reduced. The invention further provides an intelligent mask system control method,the intelligence degree is high, and the user experience is improved.

The invention belongs to the technical field of aquaculture, in particular to the technique enabling weatherfish to reproduce and lay eggs in a net cage disposed in a hatching ring duct and leads fertilized eggs to fall into the hatching ring duct from the net cage to be hatched directly in the hatching ring duct. A large net cage or a plurality of independent large net cages are disposed in the hatching ring duct to serve as a place for aphrodisiac injected parent weatherfish to mate and lay eggs, the net cages are removed while the parent weatherfish having laid eggs are removed after eggs are laid, and the eggs fall into the ring duct from meshes prior to directly being hatched. The large net cages of the hatching ring duct can effectively prevent the parent weatherfish from eating the eggs, the parent weatherfish is not easy to be hurt, loss of the eggs is low, and breeding effect is better. The method omits the egg transferring process, so that labor intensity is reduced greatly, and work efficiency is improved.

The invention discloses a high-density living fish transporting vehicle and a transporting method thereof. The high-density living fish transporting vehicle comprises a vehicle body, a water oxygen circulation system and a fish tank, wherein the fish tank and the water oxygen circulation system are fixedly arranged on the vehicle body; the fish tank is internally provided with partitions; the outer wall of the fish tank is a sandwiched hollow heat-preservation layer; a fish feeding hole is formed in the top surface of each compartment; a fish discharge hole is formed in a side surface of each compartment; the water oxygen circulation system comprises a filtering device, an oxygen enriching device and a heat exchanger which are serially connected with the fish tank through a water pump, pipelines and valves; water dissolved oxygen and temperature are automatically controlled; the pump and a refrigeration compressor are driven by a vehicle-mounted engine; before being loaded, living fishes are subjected to dormancy pretreatment and water quality conditioning firstly, and circulation, temperature and oxygen dissolution control on a water body are implemented in the transportation process. By adoption of the structure and the method, the temperature inside the fish tank is controlled to be higher than the physiological ice temperature of 0.5-8 DEG C of the living fishes, and the water dissolved oxygen is controlled to be approximate to the physiological oxygen requirement, so that physiological metabolism of the living fishes can be reduced to the minimum level, the living fish transportation time can be prolonged, the survival rate can be increased, and the oxygen consumption can be reduced.

The invention discloses a double-liquid-phase fermentation method of monascus yellow pigment by coupled in-situ fermentation-extraction, belonging to the field of fermentation engineering. The varieties and contents of carbon and nitrogen sources in the fermentation culture medium are controlled to effectively control the monascus pigment biosynthesis pathway, so that citraurin generated by the monascus is no longer converted into the monascus red pigment; and the double-liquid-phase extraction-fermentation coupled system can ensure the normal growth and fermentation of the monascus, is beneficial to enhancing the dissolved oxygen level, and is capable of promoting the secretion of the monascus pigment to the outside of cells and lowering the negative feedback inhibiting action of the monascus fermentation product, thereby greatly enhancing the fermentation level of the monascus yellow pigment and shortening the fermentation time. After the fermentation finishes, the product can be easily separated. The method can greatly enhance the yield and production efficiency of the monascus yellow pigment and lower the production cost.

The invention discloses a combined stereoscopic water culture device and method. The combined stereoscopic water culture device comprises a plurality of water culture boxes, wherein the plurality of water culture boxes are placed in a superposed and combined manner, a first water overflow column, a second water overflow column and a third water overflow column are arranged in each water culture box, a fixed round pipe vertically penetrates through the water culture boxes, a plurality of planting holes are formed in the peripheries of the stereoscopic water culture boxes, casings for planting are inserted into the planting holes, and a water pump is placed in the water culture box at the bottommost layer and is used for pumping nutrient solution into the topmost water culture box through an arranged delivery pipe at fixed time. Since the device is simple, runs reliably, is simple to maintain and is convenient to assemble, the device is suitable for forming large-scale planting factories through combination for standard, intensive and high-efficiency planting production; the manufacturing costs of facilities can be greatly reduced, the technical thresholds of use and maintenance are reduced and the yield is greatly improved.

The invention discloses a morchellaconica facility cultivation technology, and belongs to the technical field of edible fungus cultivation. The facility cultivation technology specifically comprises the following steps: building a mushroom shed, constructing ridge beds, carrying out sowing, building small arched sheds, supplementing a nutrient matrix, carrying out mycelium management and protection, carrying out mushroom acceleration, carrying out mushroom cultivation and carrying out harvesting. According to the invention, the influence of external environment to the growth of morchellaconicais effectively avoided by the facility cultivation of a greenhouse and the small arched sheds, fruiting is uniform, the fruiting rate is stable, the problems of low yield, long period and the like are solved, and an idea is provided for sustainable development of the morchellaconica industry.

The invention belongs to the fields of microbes and food biotechnologies, and concretely discloses a loose tea Eurotium cristatum fermentation technology. The technology comprises the following steps: 1, rehydrating gross tea by a rehydrating machine to make the water content reach 16-35 wt%; 2, adding the rehydrated gross tea to a rotary bottling machine to make the rehydrated gross tea be packaged in charging bottles, stacking the bottles, placing the charging bottles to a high-temperature and high-pressure sterilizer, sterilizing the charging bottles, adding the sterilized charging bottles into a cooling room, cooling the charging bottles to 30-80 DEG C, placing the cooled charging bottles into an inoculation room, and carrying out inoculation; 3, adding the inoculated charging bottles into a fermentation room, and carrying out fermentation at 20-40 DEG C under a humidity of 30-75% for 6-10 d; and 4, adding the fermented tea leaves to an automatic discharging machine, taking out the tea leaves from the charging bottles, placing the tea leaves in a drying disc, and drying the tea leaves until the water content is 5-12 wt%. The technology has the advantages of uniform Eurotium cristatum growth, high Eurotium cristatum growth capacity, obvious Eurotium cristatum, simplicity and high standardization degree, so the product quality is safe and controllable, the health effects of the product are further enhanced, and the product quality is excellent.

The invention discloses a multi-layer composite cathode of a metal-air battery, which comprises a catalyst layer, a drain diffusion layer and a current collecting layer, wherein the current collecting layer comprises a current collecting body, and an erosion resistant coating(s) which is coated on one side or two sides of the current collecting body; each erosion resistant coating is made from a drain material and a carbon material according to the mass ratio of (30:70)-(90:10); the thickness ratio of each erosion resistant coating to the current collecting body is (1:10)-(2:1). According to the multi-layer composite cathode disclosed by the invention, the drain treatment on the surface of the current collecting body is good for reducing the leakage of an electrolyte solution, and further relieving the erosion of the electrolyte solution to a metal current collecting mesh; a porous structure within a certain scale range is formed in the current collecting body of the battery due to the addition of carbon powder, the transport of air is facilitated, oxygen supply to the battery cathode is ensured, the increase of resistance due to the addition of other erosion resistant materials can be avoided, and the current collecting effect is ensured.

The invention relates to an intelligent home air self-adapted interaction system. The interaction system is arranged a house with a plurality of rooms, and comprises embedded type processing equipment and a plurality of sets of room oxygen concentration detection equipment; each set of room oxygen concentration detection equipment is arranged in one room and is used for detecting the oxygen concentration in the corresponding room; the embedded type processing equipment and the plurality of sets of room oxygen concentration detection equipment are connected respectively; and an air self-adapted interaction policy of the plurality of rooms is determined based on the received oxygen concentration in the plurality of rooms. According to the intelligent home air self-adapted interaction system, the intelligent air interaction among the rooms is realized under the room environment that windows need to be closed in haze days, and people in the house can breathe smoothly.

The invention provides a sea cucumber culturing establishment that pertains to the field of aquiculture, which consists of a culturing tank and an arched shed. The culturing tank is formed into slot shape by a tank bottom and a tank wall. The tank bottom surface is provided with an offlet and a return tube and also provided with simulated reefs. The left side and the right side of the tank wall are respectively provided with a fertilizer water supply pipe and flow pipes. The upper part of the tank wall is provided with an air supply pipe. The flow pipes are arranged as being interlaced with each other. The flow pipes are interlaced and arranged obliquely at the internal wall of the culturing tank, swirls can be formed under the action of the current of the flow pipes to lead water to flow, so as to imitate the natural environment of ocean current, which is good for feeding bait equably, ensuring the supply of oxygen quantity and preventing backwater from turning up and influencing the growth and the development of the sea cucumber. The sea cucumber culturing establishment of the invention is suitable for culturing the sea cucumber on the coastal mudflat.

The invention relates to a hatching method for increasing the hatching egg hatching rate of chickens. The hatching method comprises the steps that A, hatching egg selecting is conducted, wherein cocks and hens are polycultured for mating according to the ratio of 1:(16-18); B, hatching egg collecting is conductd, wherein hatching eggs are preserved for 1-7 days under the conditions that the temperature ranges from 16 DEG C to 24 DEG C and the relative humidity ranges from 70% to 80%, and the hatching eggs are screened and subjected to pretreatment before hatching; C, hatching is conducted for 19-23 days in an incubator which is at the temperature of 37.1 DEG C to 38.5 DEG C and at the relative humidity of 45%-55%, and it is guaranteed that illumination is conducted for 12-18 h every day. Compared with the prior art, the method is easy and convenient to operate, low in investment cost and significant in economic benefit; by means of the hatching egg selecting step and the hatching egg mating steps, the fertilization rate can be greatly increased, and the egg laying quality can be greatly improved; by means of the hatching egg selecting and hatching egg collecting steps, the hatching egg quality can be improved; by treating the hatching eggs and conducting hatching under the specific conditions such as illumination, the egg hatching rate and the chicken survival rate can be greatly increased, the chicken raising cost is reduced, the resources are saved, waste is avoided, and the method is economical and environmentally friendly.

The invention discloses an oxygen supply system special for oxygen-rich fermentation of sludge. The oxygen supply system comprises an air pressuring and drying system, a plurality of adsorption towers, an automatic switching valve set and an oxygen buffering tank, wherein the oxygen supply system separates oxygen in air by a pressure-variable adsorption technology, then oxygen is directly supplied to a fermentation system, and oxygen is supplied by oxygen rather than air, so that the oxygen concentration can be increased, and the oxygen supply of the fermentation system can be guaranteed; furthermore, when oxygen charged into the fermentation system is fixed in gross, the flow of the gas charged into the fermentation system from the oxygen supply system can be greatly reduced compared with air, therefore, the phenomenon that the fermentation temperature decreases because of over-large gas flow can be avoided.

The invention provides a cardiocerebral resuscitation rescue device, relating to the technical field of medical instruments. The cardiocerebral resuscitation rescue device comprises an air bag, a sputum suction tube, an oxygen tube and an anaesthesia tube. The oxygen tube and the anaesthesia tube are arranged on the inner wall of the sputum suction tube. One end of the sputum suction tube is equipped with a sputum suction end head and the other end thereof is equipped with a connection joint. Additionally, a sputum suction hole is arranged in the sputum suction end head. The oxygen tube comprises an air inlet end and an air outlet end. The anaesthesia tube comprises a liquid inlet end and a liquid outlet end. The air outlet end and the liquid outlet end are both located, close to the sputum suction end head, of the sputum suction tube. Additionally, end openings of the air outlet end and the liquid outlet end are both aligned with the outer wall of the sputum suction tube. The air bagcomprises an air valve, a bag body wrapping the outer wall of the sputum suction tube and an air inflation tube arranged on the inner wall of the sputum suction tube. The air valve, the air inflationtube and the bag body orderly communicate with each other. The cardiocerebral resuscitation rescue device has the feature of performing anaesthesia, sputum suction and oxygen supply at the same time.

The invention discloses a novel heat energy circulation Chinese frying furnace device. The device comprises a burner, a hearth, a hearth shell and a frying pan bracket; the burner comprises a combustion plate, a burner bracket and a gas mixing cavity; the bottom of the hearth shell is connected with a waste gas pipe; a heat return water tank is connected through a waste gas pipe; and a waste gas flue is arranged on the heat return water tank. The hearth, the burner and the whole frying furnace system are improved, so that the heat conversion rate of the frying furnace is increased, the oxygen supply in a combustion chamber is guaranteed, and the waste gas discharge pollution problem is solved; and meanwhile, high-temperature waste gas is reused to the greatest extent to effectively prevent such problems as diffusion of the temperature in the hearth.

The invention discloses sesame-flavor liquor and a production process thereof. The production process of the sesame-flavor liquor comprises the following steps of: adding 80-90 parts of sorghum, 10-20 parts of wheat and 4-6 parts of steamed rice husk to 40-50 parts of water for uniformly stirring, filling the mixture to a rice steamer and steaming; putting 80-100 parts of steamed unprocessed grain and 400-500 parts of distilled grains after last steaming to a packing bed for blasting and cooling; adding 5-10 parts of yeast and 20-25 parts of mouldy bran to the mixture for uniformly turning and stirring; packing and fermenting the fermented grain, which is uniformly turned and stirred, on the packing bed; cooling the packed and fermented grain, and then putting to a fermentation pit for fermenting; discharging the fermented grain out of the pit, adding 16-20 parts of steamed rice husk to the pit, and uniformly turning and stirring the mixture; and filling the mixture to the rice steamer for steaming, and removing the residues of the distilled liquor to obtain the sesame-flavor liquor. The production process has a liquor yield of 34-36%; and the obtained liquor has high yield, good quality, strong liquor flavor and outstanding sesame flavor, and is full and harmonious, and lasting in fine taste.

The invention relates to a one-lung ventilation integrated device of a single-cavity trachea catheter and a bronchus blocking device, belonging to medical apparatuses. The one-lung ventilation integrated device comprises a Y-shaped tee joint connected with the single-cavity trachea catheter, wherein a catheter bag is arranged at the front end of the single-cavity trachea catheter, an unaffected-side bronchus opening and an affected-side bronchus opening are arranged on a left side and a right side in the front of the catheter bag, a tip end of the catheter bag is provided with a V-shaped bulge clamp, a bronchus blocking system and the single-cavity trachea catheter are integrated, the front end of a blocking pipe penetrates out from an upper edge of the affected-side bronchus opening and is out of shape in the wall of a catheter body upwards, a blocking bag is arranged at the front end of the blocking pipe, the tail end of the blocking pipe penetrates out from an affected-side root of the catheter body and is connected with a bidirectional blocking pipe switch, and an elastic guide wire special for dredging the blocking pipe is arranged at the tail end of the blocking pipe. The one-lung ventilation integrated device of the single-cavity trachea catheter and the bronchus blocking device, disclosed by the invention, has a simple structure and reasonable design and integrates various advantages of a traditional one-lung ventilation device so as to provide clinic with a novel one-lung ventilation device having the advantages of convenience for operation, exactness in location and flexibility for conversion of one-lung ventilation and double-lung ventilation, and makes an affected lung better keep a static collapse state.

The invention relates to a system and method for guaranteeing oxygen supply on a ship. The method for guaranteeing the oxygen supply on the ship comprises the steps of: adopting an ionic transport membrane as a separating element to directly separate oxygen from oxygenic air; combining with combustion heat energy of a surface ship to produce oxygen by the ITM (Ionic Transport Membrane); and outputting oxygen to oxygen use points of various pressure sections. Therefore, the system can integrate efficiently and improve power generation efficiency of the conventional combustion gas turbine to 55%-65% (the efficiency of a conventional combustion gas turbine which adopts air as an oxidant is about 35%); and while fuel oil consumption is reduced, power output maneuverability of the ship is improved, and discharge of carbon and hydrogen is also reduced to reach to an environmental protection purpose. Meanwhile, no matter under any situation on the battlefield, including, nuclear-biological-chemical situation on the battlefield, oxygen outputted from the ITM oxygen production part is pure oxygen, so that technical indexes can be ensured to satisfy with the requirements of the conventional national standard and the conventional national military standard. The system and method for guaranteeing oxygen supply on the ship disclosed by the invention is applicable for oxygen source for guaranteeing oxygen which is used for medical treatment, vehicle-mounted devices and the like, and completely meets oxygen guaranteeing requirements of various pressure sections at each aspect of the surface ship.

This invention relates to a three return travel half coal, oil and gas fuel smokelessness boiler. It includes boiler external cylinder, inner bag shell, multiple horizontal siphonal areas, water cold wall pipe, and combination furnace arch and fire grate. Its feature is that annular secondary air bellows and arched first air bellows are fixed under fire grate, the secondary air bellow is interconnected to vertical quadric air manifold set along furnace outer wall, semilunar horizontal air pipe is set under arched high temperature fume outlet at both sides of furnace. The combination furnace arch is consisted by yi form up furnace arch, inverse L form middle arch and concave down arch. The three arches are all formed by combination of horizontal cleet water cover and vertical cleet water cover and plugging cleet water cover connecting through fire bricks, and malpositioned in inner bag shell, three return travel flue is formed under up furnace arch. Both sides of up parts of inner bag shell shrink entad to form two segment special form barrel of vertical upright faces. Up part horizontal pipe is put up between two vertical upright faces. Bituminous coal smokelessness burning technique and inner furnace smoke prevention and dust control technique is formed by the boiler in this invention and air distribution burning technique and multifunction furnace arch structure. Coal cleanliness burning smokelessness boiler is formed by the combination of bituminous coal smokelessness burning technique and three return half coal process. Its heat efficiency is high when running longtime, energy saving effect is great, discharging of polluting matter is low, and the oil and gas fuel boiler is achieved.

The invention provides a micro-culture method of pleuromutilin producing bacteria. The method comprises the following steps of: culturing the pleuromutilin producing bacteria and then separating a single bacterial colony; preparing a solid fermentation culture medium and sterilizing at a high pressure, and then adding the sterilized solid fermentation culture medium into each pore of an enzyme label plate; inoculating mycelia of the single bacterial colony generated by the pleuromutilin producing bacteria into the enzyme label plate and culturing for 7-9 days. The invention also provides a high-throughput screening method of high-yield bacteria of the pleuromutilin. The high-throughput screening method comprises the following steps of: adding extraction liquid into the pores of the enzymelabel plate of the micro-cultured pleuromutilin producing bacteria to extract; sucking the extraction liquid for each pore and transferring to another enzyme label plate; adding a color-developing agent to develop; measuring by using an enzyme label meter and analyzing the result to obtain the screened high-yield bacteria of the pleuromutilin. As the solid fermentation is adopted, the step of culturing seeds is simplified and the fermentation time is greatly shortened. Compared with the common screening method, the high-throughput screening method has a good related coefficient, thereby beingapplied to screening of the high-yield bacteria of the pleuromutilin.

The invention discloses a self-closed fresh food logistics transport case. The self-closed fresh food logistics transport case comprises a case body, wherein an opening is formed in the middle of theupper end of the case body, an opening and closing door is arranged at the opening, and an air vent is formed in the upper end of the case body and positioned on one side of the opening. According tothe self-closed fresh food logistics transport case, a driving mechanism, the air vent, a sealing plate, a telescopic air bag, an elastic air bag and a permanent magnet block are arranged, when a transport vehicle runs at a high speed on a smooth road section, the air vent is opened, so that the good air permeability of the transport case is guaranteed; when the transport vehicle runs at a low speed on a bumpy road section, the air vent is sealed, so that water in the transport case is prevented from being bumped out of the case due to large-amplitude shaking, and the phenomena that the groundis wet and slippery and part of fresh food dies due to insufficient water are avoided; and when the transport vehicle runs at a low speed on the bumpy road section, the elastic air bag is carried bythe permanent magnet block to dive into the water, and air is slowly sprayed into the water under the action of water pressure, so that the oxygen supply of the fresh food in the transport case is guaranteed.

The invention belongs to the technical field of aquaculture, and in particular relates to a technology for allowing misgurnus anguillcaudatus to propagate and lay eggs in a net cage arranged in a hatching loop and allowing fertilized eggs to fall into the hatching loop from the cage to directly hatch in the hatching loop. An integrated large net cage or a plurality of independent large net cages are placed in the hatching loop and used as a site for mating and egg laying of parent misgurnus anguillcaudatus injected with a sexual maturity promoting agent, the net cages are moved out after egg laying is finished, and meanwhile, the parent misgurnus anguillcaudatus which has laid eggs is moved out. The misgurnus anguillcaudatus eggs fall into the loop from the meshes and directly enter the hatching process. By the method, the parent misgurnus anguillcaudatus can be effectively prevented from swallowing spawns and is difficultly hurt, and the misgurnus anguillcaudatus eggs have low loss and good propagation effect. By the method, the transfer process of the eggs is saved, the labor intensity is greatly reduced, and the work efficiency is improved.

The invention discloses a planting method of dendrobium candidum. The planting method comprises the following steps: A, 4-10 groups of planting pots are prepared, all planting pots are filled with dendrobium planting substrates and staked vertically; B, a rope penetrates through connection holes of all planting pots which are connected in series, and dendrobium is planted in the planting pots; C, each planting pot comprises a pot body which comprises a pot opening, a pot opening rim, a side wall and a pot bottom; the height of the side wall is smaller than the diameter of the pot opening; the diameter of the pot bottom is half of that of the pot opening; connection holes which correspond mutually are formed in two sides of the pot opening rim, and air holes are formed in the side wall and the pot bottom. According to the planting method of the dendrobium candidum, the dendrobium can grow to the periphery of flowerpots and can be in full contact with air, the grown strain appearance is good, the occupied space is small, and the planting substrates are saved.

The invention discloses a ramie degumming pot used for preparing grass cloth. The ramie degumming pot comprises a pot body, a pot cover arranged on the pot body, a ramie cage used for suspending ramie and arranged in the pot body, and a heating jacket arranged around the pot body, the ramie cage comprises a pedestal provided with pores, a support bar positioned at the central part of the pedestal, and at least two ramie suspension sectors arranged at the upper part of the support bar, at least two ramie suspension sectors are uniformly distributed along the circumference direction of the support bar, the ramie suspension sectors are mutually parallel on each horizontal plane; the pores are uniformly arranged on the support bar along the axial direction, several groups of annular branch pipes are arranged on the support bar, several pores are uniformly arranged on the annular branch pipe, each annular branch pipe is corresponded with the ramie suspension sector, a minisize motor and a controller capable of adjusting the rotating speed of the minisize motor are arranged on the pot cover, the controller is electrically connected with the minisize motor, and a turning axle aperture cooperated with the output shaft of the minisize motor is arranged at the top of the support bar.

A high compression ratio spark-ignition engine includes an inlet manifold, an exhaust manifold and an air inlet throttle valve. An EGR valve and an EGR cooler are connected at the lower sequence of the exhaust manifold in sequence; the high compression ratio spark-ignition engine is characterized in that a venturi pipe is connected at the back end of the air inlet throttle valve, and an exhaust end of the venturi pipe is connected with the exhaust manifold of the engine. A metering hole is arranged in the middle of the venturi pipe and the exhaust end of the EGR cooler is connected with the metering hole. The high compression ratio spark-ignition engine mixes proportional waste gas with fresh air in the venturi pipe through the EGR valve and the EGR cooler, and then the mixed gas is absorbed by the engine so as to largely restrain phenomenon of detonation. By using methanol or gas fuel, the compression ratio can be improved to 15 and even more. The air inflow can be automatically adjusted by the throttle valve so as to prevent gas mixture from firing due to being over-thin under medium and small loads. The waste gas can be accelerated by a waste gas turbine to keep smooth exhaust. A turbine gas compressor for auxiliary intake is additionally installed, thus improving intake pressure and guaranteeing the supply of oxygen of the engine.

The invention provides a planting method for dendrobium huoshanense, and particularly relates to a method of planting dendrobium huoshanense with a special device. The multi-layer hollow planting device is adopted in the planting method, and vent holes are formed in the outer wall of the device. The bottom diameter of the device is 0.3-0.8 time of the top diameter, the heights of all the layers of the device are the same and are smaller than the top diameter of the device. By means of the planting method for dendrobium huoshanense, dendrobium huoshanense can grow toward the periphery of the device and fully make contact with air, and adult plants are good in appearance. The method is small in occupied space, effectively saves planting matrix and has important economic benefits.

The invention discloses a cyanide tailing decyanation method based on catalytic oxidation of activated carbon. The method comprises the following steps: (1) adding water into cyanide tailings to prepare ore pulp; (2) adjusting a pH value to be 10.0 to 11.0; (3) adding an oxidizing agent and a catalyst; (4) at a temperature of 20-40 DEG C, introducing air, conducting stirring and carrying out an oxidation reaction; and (5) performing filter pressing. The method is simple in process and easy to operate; the reaction can be carried out under normal pressure; and a high-power reactor is not needed, so production energy consumption is greatly reduced.