59results about How to "Save transportation costs" patented technology

The invention provides a movable laser cladding and repairing system in the field of laser cladding and repairing. The movable laser cladding and repairing system comprises a movable platform, wherein a laser, a robot, a position changing machine, a powder feeder, an image processing system, a control system (comprises a PLC (programmable logic controller) main control system, a PC (personal computer) computing workstation), a video camera, a three-dimensional laser scanning sensor, a laser processing head and a coaxial powder feeding head are fixedly arranged on the movable platform. The movable laser cladding and repairing system takes the robot as a moving body, controls the clad pool size, the temperature and other information by using an image acquiring and processing system, and scans a workpiece to slice, stratify and automatically clad a three-dimensional workpiece model based on the three-dimensional laser sensor; the movable laser cladding and repairing system is convenient and flexible, simplifies a repairing process, achieves precision and self-adaptive control of a cladding process, effectively improves the cladding quality, and facilitates field application of a large component through the movable platform.

The invention discloses a urine separation and collection device, which comprises a urine collection pool arranged on a drain pipe on the bottom of a urinal, wherein an alarming device is arranged in the urine collection pool, the side face of the urine collection pool is connected with the drain pipe through an overflow pipe, a small-flow liquid guide pipe is arranged above the urine collection pool, a valve is arranged on the small-flow liquid guide pipe, and the small-flow liquid guide pipe is further arranged on the drain pipe; a connecting funnel is arranged on the inlet end of the small-flow liquid guide pipe, a bundling funnel is arranged above the collecting funnel, and a filter screen is arranged avove the bundling funnel. The urine separation and collection device has the advantages of simple structure, convenience in assembly, simplicity in maintenance, long service life, and greatly lower production cost compared with current similar products; and the device is environment-friendly and hygienic, the problems of strong odor, poor environmental and hygienic condition and the like caused by a primitive urine collection method are prevented, the separate and sealing type collection of urine enables pollution of flushing water to be low, and subsequent purification treatment and circulated recycling are facilitated.

The invention relates to a logistics transfer car, and a removal method and a system for goods inside same. The logistics transfer car comprises a control part and a taking and placing mechanism. A goods shelf layer (1) used for containing goods is arranged inside the logistic transfer car. An unmanned vehicle (2) for parking unmanned vehicles is arranged below the goods shelf layer (1), and/or anunmanned aerial vehicle layer (3) for parking unmanned aerial vehicles is arranged above the goods shelf layer (1). The control part can control the taking and placing mechanism to obtain the goods to be delivered from the goods shelf layer (1) when judging that a logistics transfer car passes by a delivery area, and placing the goods to be delivered on the chosen unmanned vehicle and/or unmannedaerial vehicle so that the unmanned vehicle and/or unmanned aerial vehicle can execute the delivery task. The logistics transfer car can automatically choose an unmanned aerial vehicle or unmanned vehicle for delivery task execution in the travelling process, the process that goods need to be transported to a delivery terminal and then are delivered is not needed, the time for delivering goods can be effectively shortened, the efficiency of delivery is improved, the transportation resources are saved, and the cost of transportation is reduced.

The invention relates to a helical strake vortex induced vibration inhibiting device. The device is characterized by comprising a plurality of strip strakes, a plurality of chucks and a ligature, wherein the strakes are alternately arranged on the outer wall of a marine riser, and are helically arranged along the axial direction of the marine riser; the chucks are alternately fixed on the marine riser, and a plurality of grooves are formed on each chuck; and each strake is arranged in the groove of the chuck corresponding, and is fastened in the chuck through the ligature. The device has a simple structure, and the strakes can adopt a continuous structure to facilitate marine on-site assembly, thus the efficiency of marine on-site assembly is remarkably improved, and the device has remarkable economic benefits, and can be applied to the marine riser widely.

The invention discloses an assembly type electric cable trench and a manufacture method therefor. The assembly type electric cable trench comprises a U-shaped groove and a matching cover plate; the U-shaped groove comprises at least two U-shaped support racks having assembly holes, side vertical plates, electric cable support racks and base plates tiled on bottom parts of the U-shaped support racks; the side vertical plates and the electric cable support racks are respectively and orderly connected with stand columns at two sides of the U-shaped support racks in an assembled manner via use of connecting pieces; the U-shaped groove is formed between the at least two U-shaped support racks by the side vertical plates and the base plates via use of sealing gum. According to the assembly type electric cable trench, components are prefabricated or processed based on marked design; split type transport and on-site ground pit excavation are conducted; manufacture of a cushion ply layer is completed; after steel angles are welded on the cable support racks, the electric cable trench can be assembled via the connecting pieces such as screw bolts and the like. According to the assembly type electric cable trench disclosed in a technical solution of the invention, the U-shaped groove is broken up into the U-shaped support racks functioning as frames, the base plates having plate type structures and the side vertical plates; convenience of transportation can be realized, and strength of the electric cable trench is improved via the U-shaped support racks functioning as the frames.

The invention discloses a formula and a preparation method of substrate-free low temperature reactive hot melt adhesive tape. The adhesive tape consists of substrate-free dry glue and a double-sided release film or double-sided release paper; the glue is prepared from 100-150 parts of thermoplastic polyurethane, 50-150 parts of rosin glyceride, 1-40 parts of a blocked crosslinking agent, 1-10 parts of a wetting leveling agent, 1-10 parts of a defoaming agent, 1-10 parts of a rheological agent, 0.1-5 parts of an anti-aging agent and 100-400 parts of a mixed solvent of ketones and esters; the substrate-free low temperature reactive hot melt adhesive tape is prepared by coating a substrate with the glue, drying, winding, and cutting. By designing the deblocking temperature of the crosslinkingagent and the softening point of the resin, the adhesive tape can be stored and transported at room temperature, and can realize a bonding strength of 2-3 N/mm<2> at a lower heating temperature (90-110 DEG C) and a lower pressure (1-2 bar). Therefore, the substrate-free low temperature reactive hot melt adhesive tape can solve the problems that the existing low-temperature hot melt adhesive is low in bonding strength, and the low-temperature reactive hot-melt adhesive requires special storage and transportation conditions; the substrate-free low temperature reactive hot melt adhesive tape cangreatly reduce the raw material storage and transportation costs of the electronic device manufacturer, and meets the bonding requirements for small parts of the current electronic products.

The invention discloses a paint mist coagulant and a preparation method thereof. The paint mist coagulant comprises an agent A and an agent B, wherein the agent A is an aqueous solution which is prepared by taking a macromolecular polymeric metal salt as a main component; the macromolecular polymeric metal salt is aluminum salt or ferric salt; and the agent B is an aqueous solution which is prepared from a polyamide substance with the molecular weight of 9000000-12000000. In the application, paint wastewater, the agent A and the agent B are mixed according to a volume ratio of 500: 2: 1, paint in the paint wastewater agglomerates and floats upwards, the paint is separated from water to obtain clear water, and the clear water is reused; the application method is that the agent A is added and uniformly mixed firstly and then the agent B is added; and the treated paint wastewater is fat-soluble treated paint wastewater and water-soluble treated paint wastewater. The chemicals used in the invention are wide in source; the defects that the conventional process of preparing the paint mist coagulant is complicated and many complicated and expensive chemicals are added are overcome; the treatment cost of the ordinary paint wastewater can be reduced to 0.25 Yuan per ton; and the paint mist coagulant can be widely applied to circulating water treatment of a wet-type paint mist removing system.

The invention provides a washing product, a production method thereof and a composition for the washing product. The washing product comprises active carbon, perlite, degreased cottonseed meal and/or saw dust and an anionic surfactant and a chelating agent. Perlite and honeycomb-like structure in bamboo coal further facilitate adsorption of oil contamination and pigments, and meanwhile, the frictional force of the washed face is increased to have the kneading effect, so that the surfactant enters into the washed object, namely deep decontamination. No chemical substances are left after washing, and the washing product can be rubbed in a dry manner or dissolved to be washed. The washing product further has a certain purifying effect to water while the object is washed without secondary pollution to the environment.

The invention discloses a curtain rail free of length limit, capable of being assembled in site and capable of being opened and closed through electric remote control, and belongs to the technical field of building indoor decoration. The curtain rail is characterized in that a rail groove is formed in a rail shell, an inserting strip can be inserted into the rail groove and is in sliding fit with the rail groove, a tooth belt groove and a power taking steel belt groove are formed inside the inserting strip, a tooth belt can be inserted into the tooth belt groove and is in sliding fit with the tooth belt groove, a power taking steel belt can be inserted into the power taking steel belt groove and is in sliding fit with the power taking steel belt groove, power taking limiting pressing block assemblies are arranged inside the two ends of the rail shell, a middle power source limiting pressing block assembly is arranged in the middle of the rail shell, a walking motor is installed inside the rail shell, a gear is installed on the walking motor, the gear is in meshing transmission with a rack, a telescopic power taking probe is installed on the walking motor and a travel switch is arranged at one end of the walking motor. The curtain rail has the advantages that due to unique design, the length of the product is not limited by the house type, the length of the curtain rail can be cut out freely and fixed length machining is not needed; house entrance and transportation are convenient; opening and closing of a double-rail motor are controlled by a set of remote control opening and closing receiving device and the curtain rail is safe, attractive and convenient to use; power taking can be conducted from the left and the right freely and the constraint of wire arrangement is avoided.

The invention relates to logistics conveying equipment, and in particular relates to an automatic tray separation and manual release device for a first-in first-out gravity slideway. The automatic tray separation and manual release device comprises an automatic separation device and a manual release device, wherein the manual release device comprises an operating handle which is connected to a frame through a gear bayonet pin, a front stop which is connected with the operating handle through the frame, and a braking pressure plate which is fixed on the frame; and the front stop is connected with a hook through a small connecting rod. The automatic tray separation and manual release device for the first-in first-out gravity slideway is high in conveying efficiency, smooth in operation and safe in use.

The invention provides a concentrated garment washing solution, which is prepared from the following main components in parts by mass: 3 to 35 parts of anionic surfactant, 6 to 25 parts of isomeric alcohol ether surfactant, 8 to 18 parts of nonionic surfactant, 3 to 12 parts of zwitterionic surfactant, 0.1 to 2 parts of biological enzyme, 0.1 to 0.3 part of benzisothiazolone, 0.1 to 0.8 part of essence and 15 to 65 parts of deionized water. The concentrated garment washing solution provided by the invention is excellent in washing effects, friendly to a human body and an environment, green andenvironmentally friendly.

The invention discloses a paper bag which is formed by folding paper plates for box making. An unfolding plane can be a bottom plate, a front panel and a back panel, a left panel and a right panel, wherein the bottom plate is formed by segmenting creases; the front panel and the back panel are respectively connected with the creases at the two long sides of the bottom plate; the left panel and the right panel are respectively connected with the creases at the two short sides of the bottom plate; the left panel and the right panel are respectively provided with symmetric folding edges connected with the two creases between the front panel and the back panel; the folding edges at one side of the left panel is sequentially overlapped on the left panel; the left side plate and the folding edge overlapped at the outermost layer of the left panel are provided with snap fasteners correspondingly connected with each other; the folding edges at one side of the right panel are sequentially overlapped on the right panel; and the right side plate and the folding edge overlapped at the outermost layer of the right panel are provided with snap fasteners correspondingly connected with each other. Four side plates and the bottom plate are connected to form an integral paper bag, and therefore, the paper bag is firm in structure and saves the production and transportation costs. When the paper bag is not used, the snap fasteners are released and a plurality of unfolded paper bags can be placed in an overlapping way, so that the paper bag is convenient to accommodate.

A quizalofop-ethyl water suspending agent and a preparation method thereof belong to the technical field of herbicide containing a heterocyclic compound. The problem to be solved is as follows: the missible oil preparation in the prior art adopts a plurality of organic solvent and the active ingredient is low. The quizalofop-ethyl water suspending agent and the preparation method thereof have the key technical point that: quizalofop-ethyl is matched with a suitable moistening dispersing agent, an osmotic agent, a thickening agent, an antifreezing agent, a defoaming agent, water, etc., which are evenly dispersed in a water phase through mixing sand grind, thereby making a water based agricultural chemical preparation with high concentration. The preparation method uses less dosage, can save a plurality of wrappages and can effectively reduce the pollution of the environment and the disservice of a medicine applying person.

The invention provides an activated carbon ton bag packaging machine. The activated carbon ton bag packaging machine includes a rack, a stock bin, a packaging unit and a control device. The packagingunit includes a charging barrel, a weight sensor used for detecting the weight of activated carbon in the charging barrel, a bag clamping mechanism, a vibrating mechanism, a pushing and shaking mechanism and an evacuating device. A discharge opening of the charging barrel is provided with the bag clamping mechanism. A ton bag is placed on a ton bag tray. The ton bag tray is arranged on the vibrating mechanism. The weight sensor is arranged on the charging barrel. The pushing and shaking mechanism is used for lifting, pushing and shaking the ton bag. The evacuating device is installed on the charging barrel and used for degassing the ton bag. In the process of bagging, a vibrator vibrates according to the actual situation, and the control device controls the vibrator, two bag-lifting cylinders and a side-pushing cylinder to make corresponding movement according to the feedback of four pressure sensors. According to the activated carbon ton bag packaging machine provided, in the rated time and the rated volume, activated carbon with the rated weight can be packaged, and the packaging efficiency is higher.

The invention provides a maintenance and replacement device for a part of a pitch system and a wind turbine generator set. The maintenance and replacement device for the part of the pitch system comprises a rotating driving device and an operating arm which are mutually connected, wherein the rotating driving device is fixedly arranged at the top of a cabin framework; the rotating driving device is used for driving the operating arm to rotate; the operating arm is used for lifting the part of the pitch system to a position outside an opening of a hub wall and rotates to a position above a cabin under the drive of the rotating driving device. The maintenance and replacement device for the part of the pitch system provided by the invention has the advantages that the maintenance and the replacement of the part which cannot be detached by manpower of the pitch system in a high-power set hub are enabled to become more simple and feasible, the hub is not required to be detached and the production, transportation and hoisting costs are greatly reduced.

A planting-type external wall hanging board system, which relates to the technical field of construction engineering. The invention includes a box-type hanging board positioned on the outside of a wall through a pendant. A vegetation layer, a water-absorbing layer, and a built-in water tank are arranged in the box-type hanging board. The upper end of the box is provided with an opening, the opening is covered with a filter layer, at least one end of the water-absorbing layer is arranged in the built-in water tank, and planting holes are distributed on the surface of the box-type hanging board; a closed external water tank is arranged between the wall and the box-type hanging board, An aqueduct is arranged between the water-absorbing layer and the external water tank. Drought-tolerant plants can be grown in the planting hole, the moisture required by the plants is provided by the water-absorbing layer, and the rainwater is collected by the built-in water tank and the external water tank, without artificial regular watering. The invention solves the shortcomings of dry-hanging stone material such as heavy weight and single function, and realizes the multi-functionality of the product, but enables the hanging board to have the function of growing plants.

The invention relates to a small mobile rapid pyrolysis liquefaction apparatus for agricultural and forestal biomass, belonging to the technical field of biomass energy. The rapid pyrolysis liquefaction apparatus comprises a fluidized bed-spouted bed double pneumatic feeder, a bushing type double fluidized bed reactor, a combustion furnace, a cyclone separator, a charcoal collecting tank, a gas cylinder, a water tank, an oil storage tank, an injection-spraying composite condenser, a primary gas purifier, a secondary gas purifier, a gas buffer tank, etc. The apparatus of the invention is applicable to on-site rapid pyrolysis liquefaction conversion in areas with concentrated agricultural and forestal biomass, e.g., forest farms and villages; the apparatus is integrally designed on a trailerplatform, and is compact in the structure of all the components, free of superfluous moving parts, stable in operation and convenient for outdoor mobile operation; and a by-product, i.e., non-condensable gas, produced in pyrolysis of the apparatus is made full use of and is subjected to closed-circuit circulation, so self-supply of most energy is realized and the requirements for self-heating pyrolysis and environment friendliness are met.

The invention discloses a modular molecular sieve oxygenerator. The modular molecular sieve oxygenerator comprises at least one molecular sieve tower module and a control and input-output module, every molecular sieve tower module comprises two molecular sieve towers, an air pipeline and an oxygen pipeline, the oxygen pipeline and the air pipeline are arranged between the two molecular sieve towers in an anteroposterior penetration manner and are connected with each of the two molecular sieve towers, the control and input-output module comprises a gas feeding and discharging control group, an oxygen output control group, an electronically-controlled flow control group, a multifunctional microcomputer control panel and a touch display screen which are arranged in a shell, the air pipeline of every molecular sieve tower module is connected with the gas feeding and discharging control group, the as feeding and discharging control group is provided with a control valve, the oxygen pipeline of every molecular sieve tower module is connected with the oxygen output control group, the oxygen output control group is provided with a control valve, every control valve is controlled by the electronically-controlled flow control group, and the electronically-controlled flow control group and the touch display screen are electrically connected with the multifunctional microcomputer control panel.

The invention discloses a folding protective box. The protective box is composed of six panels including a front panel, a back panel, a left panel, a right panel, an upper panel and a lower panel, wherein all installation structures between the panels effectively use the wall thickness of the panels; two rectangular bulges are formed on the bottom plate, so that a space is made for carrying a forklift; and handles which are sunken in the wall thickness of the side plates can be designed in other five surfaces except the bottom plate, so that manual carrying is facilitated, and the handles do not occupy space. The protective box disclosed by the invention has a reusing function, and installation direction arrows are formed on the panels, so that the six panels can be quickly installed and removed, parts and components which are separately arranged are not needed during assembly, and the tight bonding strength of the six panels is high after assembly. When the protective box is not used, the protective box is divided into six pieces, so that the space is saved, and the packaging and transportation cost is reduced. The protective box has the advantages of simple overall design structure, high strength, high practicability and convenience in popularization.

The invention provides a split section staggered insertion type curtain track which comprises a main track body matched with a paw type clamping groove of an installation kit to be fixed to a wall of a window. The main track body comprises an upper paw buckling strip and a lower track strip which are equal in length. The two side edges of the top of the upper paw buckling strip protrude out and form clamping edges matched with the paw type clamping groove of the installation kit, and assembling mechanisms inserted longitudinally and fixed vertically are formed by the bottom of the upper paw buckling strip and the top of the lower track strip. The upper paw buckling strip is formed by sequentially connecting at least two sections of paw buckling bodies, the lower track strip is formed by sequentially connecting at least two sections of track bodies, and a connecting strap of every two adjacent sections of paw buckling bodies and a connecting strap of the corresponding adjacent track bodies are staggered. The main track body can be disassembled into two assemblies capable of being assembled in an insertion mode, each assembly is further disassembled into a plurality of sections, so that the track body is disassembled into a plurality of parts which can be independently manufactured and are convenient to transport and assemble, and the assembled track is attractive as a whole, good in flexibility and capable of being bent for a second time.

The invention discloses a heavy oil hydrogenation upgrading process for coupled cracking and reforming hydrogen production. The invention relates to a heavy oil hydrogenation upgrading process, the heavy oil hydrogenation upgrading process adopts a coupling process of cracking and reforming hydrogen production and fixed bed catalytic hydrogenation upgrading, can realize independent or simultaneousoperation of a plurality of tubular reactors connected in parallel through a switching valve, and realizes continuous efficient production of catalytic hydrogenation, catalytic desulfurization, catalytic denitrification, catalytic deoxidation and catalyst regeneration. When in use, the characteristics are outstanding, the cracking and reforming hydrogen production process is adopted to replace the traditional water electrolysis hydrogen production process, and hydrogen is produced on site while being used, so that the hydrogen production process is safer and more energy-saving; a fixed bed reactor adopts a single-tube multi-bed design, and can simultaneously realize upgrading reactions such as catalytic cracking, catalytic hydrogenation, catalytic desulfurization, catalytic denitrification, catalytic deoxidation and the like; meanwhile, the device can realize continuous production of independent regeneration of a single-tube catalyst, greatly improves the working efficiency, can realize efficient hydrogenation upgrading of heavy oil such as waste tire pyrolytic oil, oil sand pyrolytic oil, coal pyrolytic oil, waste engine oil, residual oil, turbine engine oil and the like, and hasa very strong application prospect.

The invention particularly relates to a novel summer tea shoot cuttage reproduction method for the non-subsoil field. The novel summer tea shoot cuttage reproduction method is performed in the rice field in summer for cutting and reproducing tea shoots without paving yellow subsoil. The novel summer tea shoot cuttage reproduction method includes steps of treating microorganism environment, cutting shoots, finishing the soil and furrowing, compacting pulverized soil, cutting in a greenhouse and managing after cuttage before cuttage in the rice field. By the novel summer tea shoot cuttage reproduction method, the process for paving the yellow subsoil is omitted, which can save cost by CNY 1920 to 2000 as compared with that of a conventional seedling cultivation technology; water irrigation and sun exposure are performed to reduce bacteria. In addition, air temperature is high in summer, cuttage tea shoots are fast in rooting and growth, survival rate can be increased by 10%, and delivery rate of qualified seedlings is increased by 12%; the qualified tea shoots can be increased by 150,000 per mu, and CNY 3000 can be increased.

The invention discloses a trapezoid multi-cylinder hydraulic lifting transportation system for mining industry, and belongs to the technical field of the transportation of opencast mineral aggregate. The trapezoid multi-cylinder hydraulic lifting transportation system comprises N levels of transportation units, wherein N is more than or equal to 2, the N levels of transportation units are distributed in a staircase form, and two adjacent transportation units have a height difference; the first transportation unit to the (N-1)th transportation unit drive a material box to move in the vertical direction through a vertical hydraulic cylinder, the material box slides in the horizontal direction through a spherical rail, and the material box is pushed by a horizontal hydraulic cylinder to the next level of transportation unit; the material box is driven to be inclined by the Nth transportation unit drives through an engineering oil cylinder so as to realize the unloading operation. By adopting the ladder-type hydraulic lifting technology, the mineral aggregate on the bottom layer can be rapidly and high efficiently transported to an earth surface, the transportation quantity of the mineral aggregate every time is large, the transportation cost of the mineral aggregates can be reduced, the comprehensive mining of the stored resource on the bottom layer of a mine can be realized, and the waste of the resource can be avoided.

The invention relates to a freeze-dried microsphere of an LAMP reagent as well as a preparation method and application of the freeze-dried microsphere, and the freeze-dried microsphere of the LAMP reagent comprises an LAMP primer group, a freeze-drying protective agent and a reaction solution, wherein the LAMP primer group comprises an outer primer F3, an outer primer B3, an inner primer FIP, an inner primer BIP, a loop primer LF and a loop primer LB; the freeze-drying protective agent is prepared from bovine serum albumin, threonine and PEG (Polyethylene Glycol) 20000; the volume parts of theLAMP primer group, the freeze-drying protective agent and the reaction liquid are respectively as follows: 7-14 parts, 9-17 parts and 9.2-17.75 parts. The freeze-dried microsphere of the LAMP isothermal amplification reagent can improve the stability of the detection reagent, can be transported at normal temperature, saves energy and transportation cost, and is convenient for quantitative packaging.

The invention relates to a tire carrying vehicle. The tire carrying vehicle comprises a supporting welding assembly, a lifting frame and an operation assembly, wherein the supporting welding assembly comprises a frame-shaped outer frame; two travelling brackets are connected to the bottom part of the outer frame, wherein the travelling brackets are vertical to the plane of the outer frame and arranged at two sides of the bottom part of the outer frame; universal wheels are respectively mounted at two ends of the travelling brackets; the lifting frame is arranged at the inner side of the outer frame; two sides of the lifting frame are connected with vertical air springs mounted on the outer frame; the operation assembly is arranged at the bottom part of the lifting frame; the outer frame comprises an upper frame, a bottom frame and two side frames; two ends of the upper frame are respectively connected with the top ends of the two side frames by welding; two ends of the bottom frame are respectively connected with the bottom ends of the two side frames through angle iron; the bottom end of the side frame and the end part of the bottom frame are respectively welded on two outer surfaces of the angle iron; the travelling brackets are in match with the inner right angle surface of the angle iron and are connected with the angle iron through bolts.

The invention discloses a preparation method of multicolored flexible bricks. The preparation method comprises preparation of a flexible putty layer and preparation of a flexible coating layer, wherein the flexible coating layer comprises a flexible primer layer, a flexible middle coating, flexible water-in-water multicolored paint and flexible cover finishing coat from inside to outside; the flexible putty layer is scraped on a protection layer and a gridding cloth layer; the flexible primer layer, the flexible middle coating, the flexible water-in-water multicolored paint and the flexible cover finishing coat are sequentially sprayed or rolled on the flexible putty layer; and finally, the multicolored flexible bricks are prepared. The multicolored flexible bricks prepared by the preparation method are firm and not easy to damage, are high in flexibility and crack shielding capability, and also can have effective beautifying and decoration effect. The multicolored flexible bricks prepared by the preparation method can be used as coiled materials to be stored, so that the storage space is reduced, and the storage cost and the transportation cost are greatly lowered.

The invention provides a denitration system for removing nitrogen oxide in sintering flue gas. The denitration system comprises a tower body, an inlet flue and an outlet flue, wherein the tower body comprises an ash deposition bucket, a first catalyst layer ash cleaning device, a first catalyst layer, a second catalyst layer, a second catalyst layer ash blowing device, a third catalyst layer ash cleaning device and a third catalyst layer, which are arranged in sequence from bottom to top. The denitration system provided by the invention has the prominent characteristics that coke oven gas or natural gas is used as a denitration agent; the gas denitration agent is introduced so that the transportation and storage cost of the denitration agent is saved and secondary pollution is avoided; meanwhile, waste gas also can be effectively utilized and very good technical effects of saving cost and protecting environment are realized.

The invention provides a preparation method of a Chinese pennisetum interspecific triploid hybrid under natural conditions; the Chinese pennisetum interspecific triploid hybrid is prepared from diploid pennisetum americanum and tetraploid Pennisetum purpureum, the method specifically includes breeding of a female sterile line protospecies of hybrid Chinese pennisetum, and a hybrid Chinese pennisetum seed is prepared from the bred female sterile line protospecies of hybrid Chinese pennisetum and male parent Pennisetum purpureum. The method solves the drawbacks existing in the prior art, and banged No.1 hybrid Chinese pennisetum seed prepared by the method breaks the current situation that no seed is used for breeding of the same type of forage grass, and the breeding of the same type of forage grass can only be achieved by asexual propagation. By means of aerial sowing and broadcast sowing, planting modes can be greatly facilitated, and the planting cost and transportation cost can be saved. The hybrid Chinese pennisetum is not only used as the gramineous forage grass in South China, but also can be used as a raw material of high quality biomass energy grass, building materials andsuperior beverages and the like, and has great development prospects in energy field, material industry and beverage and food industry.

The invention discloses an environment-friendly fermentation system for gardens and a rapid fermentation method, and relates to the technical field of gardens. The environment-friendly fermentation system comprises an engineering van, the engineering van further comprises a loading rack and a retractable rack, the top of the loading rack is provided with a fermentation box and a crushing box, the bottom of the loading rack is provided with a urea box in a hanging manner, and the retractable rack is vertically mounted at the tail of the loading rack; and a crushing system and a material grinding system are mounted in the crushing box, and a fermentation assembly is mounted in the fermentation box, so that compared with traditional compost, fermentation and degradation are easier, the fermentation time is greatly shortened, meanwhile, collection and fermentation can be carried out simultaneously, and continuous fertilization operation and resource cyclic utilization are effectively realized. The compost amount of single fermentation can be used for large-area landscaping fertilization, urban landscaping is helped to save a large amount of organic fertilizer, soil amendment and the like to the maximum extent, the influence on the environment is small, and the cost is effectively saved.