222results about How to "Reduce transportation energy consumption" patented technology

The invention discloses a reinforced heat transfer element of a truncated cylindrical surface wing type vortex generator, belonging to the field of heat transfer parts of heat exchanger. The vertical surface of a wing type vortex generator is bent into a semi cylindrical surface or a semi elliptic cylindrical surface to be arranged on a fin tube or a fin tube of a plate-fin heat exchanger or other passage flow heat exchanger plate surface in a certain incident flow impact angle and a certain array manner so as to induce the end longitudinal vortex and the root part horse shoe vortexes to couple to be thinned or destruct the boundary layer clinging to the wall face or reinforce the turbulence intensity to realize the passive reinforced heat exchange and improve the efficiency of the heat exchanger. In addition, due to the streamline surface, the shape resistance is reduced, thus lowering the flowing pressure loss and the fluid transportation energy consumption. The vortex generator can be manufactured by metal or other bendable molding materials, has the characteristics of simple manufacturing and convenient installation, and has extensive application prospect and promotion value in gas-liquid or gas-gas heat exchangers.

The invention relates to a vehicle-mounted hybrid energy storage device applied to urban rail transit. The vehicle-mounted hybrid energy storage device is connected with a power supply grid and is further connected with a train chief traction system and a train auxiliary system. The vehicle-mounted hybrid energy storage device comprises multiple sets of high-voltage half-bridge direct-current / direct-current converters, multiple sets of low-voltage half-bridge direct-current / direct-current converters, multiple sets of super capacitors for high-power discharge, multiple switching tubes for controlling pre-charge and terminal voltage, a storage battery pack which is formed by multiple storage batteries in serial-parallel connection and used for long-time discharge, and multiple sets of filter circuits for filtration. Compared with the prior art, the vehicle-mounted hybrid energy storage device disclosed by the invention can carry out self-traction by using the reserved power of the hybrid energy storage device when the power supply grid of vehicles is in an outage fault, so as to move the vehicles to a safe district to avoid a disaster. The vehicle-mounted hybrid energy storage device not only is small in size and light in weight, but also has the advantages of saving energy, reducing consumption, reducing energy consumption of the urban rail transit, improving economic benefits and the like.

The invention relates to a method for the team formation and the separation of a cooperative adaptive cruise control vehicle team. The method comprises the following steps that: S1) defining a relevant critical distance, a safe distance, team formation upper limit length and the like; S2) sending a self-vehicle state to other vehicles by a vehicle, and receiving vehicle team adding or leaving information sent from surrounding driven vehicles; S3) detecting and identifying a vehicle distance and the surrounding environment of the vehicle; and S4) analyzing the information received by each vehicle according to a self-set rule set by a control system, feeding back an execution result to a communication system, and releasing execution information to each vehicle by a communication system. Themethod formulates various self-set rules for vehicle team formation and separation, wherein the self-set rules include a rule for adding a single vehicle into the vehicle team, a rule for carrying outvehicle team formation, and a rule for separating the vehicle team into a plurality of vehicle teams. Therefore, the team formation and the separation of the cooperative adaptive cruise control vehicle team can be realized.

The invention discloses a heating load stage quality regulation method, which relates to a regulation method of a hot water heating system and belongs to the technical field of heating regulation. The invention aims to solve the technical problems of high delivery energy consumption, easily-occurring heat supply network imbalance of traditional quantity regulation and the like of the traditional quality regulation method of a heat supply network, and provide a heating load stage quality regulation method capable of meeting the regulation requirements of users and ensuring relatively low energy consumption. The method mainly comprises the following steps: calculating an outdoor critical temperature and dividing the heating into three regulation stages, namely, a stage of gradually increasing a water supply temperature according to the heating load and maintaining a minimum operation flow, a stage of performing quantity regulation, keeping the water supply temperature at a designed value and changing the system operation flow according to a return water temperature, and a stage of quality regulation, wherein when the heating load is gradually reduced and the outdoor temperature is higher than the outdoor critical temperature, the heating enters the last phase, the system flow is reduced to the minimum operation flow and the system operation mode is changed back to quality regulation till the end of the heating period. The method of the invention has an obvious energy saving effect.

The invention discloses an all-water capillary network air conditioning system which is free os a fan and an air conditioning method. The invention is characterized in that a capillary network radiated unit and a capillary network air circulatory unit are arranged in one air conditioning area. The capillary network for radiation is arranged in the capillary network radiated unit, in which cooling water or hot water of 15 to 40 DEG C is infused. The capillary network radiates towards the air conditioning area and cool or heat. The capillary network air circulatory unit is provided with a case. A case panel towards the air conditioning area is provided with an upper air inlet and a lower air inlet. The capillary network for air circulation is arranged in the case, in which cooling water or hot water is infused from an external machinery room of cold and hot source. The temperature difference generated by the air conditioning area and the case of the capillary network air circulatory unit realizes the air circulation and the moisture removal of the air conditioning area. The invention has the advantages of simple structure, convenient installation, no need of other equipment, no noise, less space and obvious energy-saving effect. The service life can be as long as 50 years. The invention can be used in winter and summer, suitable for promotion and application.

The invention relates to ionic liquid for assisting oil-sand separation and a separation method. According to the separation method, the ionic liquid is 1-ethyl-3-methylimidazole tetrafluoroborate; the range of the mass of added ionic liquid is 1-5 times of the mass of oil sand, and the ratio of the volume of an organic solvent to the mass of the oil sand is 1-12 ml / g so as to extract asphalt; the organic solvent and the ionic liquid simultaneously enter an extraction device so as to carry out extraction separation on the oil sand, and the asphalt separation is carried out under a temperature range of 15-60 DEG C; the organic solvent is collected through distilling at a temperature of 70-200 DEG C, and the rest organic product after distilling is an asphalt product; the residual sand and the ionic liquid are subjected to water cleaning by a small amount of water after oil-sand separation, the residual sand product is cleanly discharged; and the ionic liquid and the water can be recycled through fractionation by distillation. The residual sand and the ionic liquid are cleaned by the small amount of water after the oil-sand separation, thus, water is saved, and further, the loss of ionic liquid reagents is little; and in addition, the assisting separation method has high efficiency for the recovery of the asphalt which can reach 95%, and the residual organic matters in the oil sand is little.

The invention relates to a lightly-calcined-dolomite sandwich composite partition wall plate and a manufacturing method thereof. The lightly-calcined-dolomite sandwich composite partition wall plate is of a composite structure comprising a shell and a core, wherein the core is a heat-insulating layer, and the shell is made of a fiberglass mesh enhanced lightly-calcined dolomite mixture. The manufacturing method comprises the following steps of: (1) preparing a lightly-calcined dolomite mixture; (2) pouring the lightly-calcined dolomite mixture 2-5 mm in thickness on the bottom surface of a mold; (3) spreading a fiberglass mesh; (4) pouring lightly-calcined dolomite mixture 2-5 mm in thickness; and (5) placing or pouring the heat-insulating core layer. The lightly-calcined-dolomite sandwich composite partition wall plate provided by the invention has the advantages of steam-free or autoclaving maintenance, quick normal-temperature reaction curing, high strength, good water resistance, no moisture absorption or helogenation, no efflorescence, frost resistance, sound insulation, heat insulation, flame retarding, utilization of a great amount of industrial solid wastes and agricultural wastes, resource and energy saving, no emission of three wastes and the like.

The present invention discloses an air separation oxygen delivery system and method using the technology of coal gas cabinet for pressure decreasing and energy-saving, pertains to the technical field of energy-saving consumption-reduction novel technique for air separation field, and comprises an air separation device (1), a coal gas cabinet (12), an oxygen compressor (5), a spherical tank (6), and a booster (16). The coal gas cabinet (12) is arranged in front of the oxygen compressor (5). The lowest using pressure of the coal gas cabinet is guaranteed by the booster (16) arranged before the air enters the coal gas cabinet. A pathway which overpasses the coal gas cabinet is arranged between a check valve (4) positioned at the back of the air separation device (1) and the oxygen compressor (5), and the operation of the coal gas cabinet under the condition of maintenance is guaranteed for the pathway is closed by the utilization of a valve. In the present invention, the roles in air storage and peak regulation are played by the coal gas cabinet, and the roles in stabilizing and reducing the pressure of a pipe network, reducing the energy loss of the delivery of the oxygen and significantly reducing blow-off rate of the oxygen are played by the present invention. The electricity-saving rate can reach to 13.7 percent to 19.3 percent after the present invention is used for oxygen plants of iron and steel enterprises.

The invention provides an energy-saving optimization control system and method for end equipment of a central air conditioning system. The method comprises the steps that the set room temperature andthe set temperature difference between supply water and return water of chilled water are input into an operation panel; the temperature of an air conditioned room, the supply water temperature and the return water temperature of the chilled water are detected in real time by all sensors, the signal of the temperature of the air conditioned room is output to a fan controller, and the signals of the supply water temperature and the return water temperature of the chilled water are output to a water valve controller; and the temperature deviation of the room and the temperature difference deviation of the supply water and the return water of the chilled water are calculated; and the temperature deviation of the room or the temperature difference deviation of the supply water and the return water of the chilled water are judged, and the rotating speed of a fan or the opening degree of a water valve is controlled according to the judgment result. According to the method, the return air temperature, the supply water temperature and the return water temperature are continuously acquired, after PID algorithm operational treatment, the air speed of an air blower and the opening degree of asurface cooler chilled water adjusting valve are adjusted, the indoor temperature and the temperature difference between the supply water and the return water of the chilled water can be stabilized at set values, and therefore the comfort of the system can be improved.

A drag reduction pipe relates to the pipeline transportation device based on the two-phase flow technology, used for transporting the fullbodied crude oil, the grease and chemically raw material, belonging to the oil gas transporting technical field, including an air (liquid) feed system, a transmission system, a monitoring system, a fixed system. Through changing the nature of friction between the medium and the wall surface, the liquid-soild friction is changed into the liquid-soild and gas-solid friction, which can make the frictional resistance reduced when the fliud with high viscosity such as crude oil, grease, and chemically raw materials are transported in the pipe, and the efficiency increased greatly. The invention has simple apparatus device, simple structure, convenient control and operation, which can reduce the wall surface resistance when the medium is transported inside the pipe, used for searching the contact of the resistance of the high viscosity medium, such as crude oil, grease, and chemically raw materials having different physical property parameters, and can be widely used in the pipe transportation industry.

The invention relates to a red mud raw material-based non-steamed brick and a production method thereof, and belongs to a building material wall brick and a production method thereof. The brick is produced by adopting industrial waste residue red mud as a main raw material, granular blast furnace slag micro-powder, lime and gypsum as auxiliary materials and water glass as an alkaline exciting agent. The red mud raw material-based non-steamed brick concretely comprises, by mass, 70-80% of the red mud, 0-10% of desulfurized ash, 0-10% of slag, 5% of lime, 8-10% of desulfurized gypsum and 0-5% of water glass. The method comprises the following steps: drying the above ingredients, grinding, weighing the ingredients, mixing according to above proportions, molding, and carrying out standard maintenance and natural maintenance. The above molding process is simple, and is characterized by direct casting vibration molding without pressurization, and the above natural maintenance process is characterized by normal-temperature rapid reaction solidification, and has the advantages of no sintering, and no steam or steam press maintenance. The non-steamed brick has the advantages of high compressive strength, strong drying shrinkage resistance, and no efflorescence phenomenon after long-term storage. The method massively using the industrial waste slag has the advantages of resource and energy saving, low cost and small energy consumption.

The invention discloses an ammoniation two-stage upstream exhaust treatment device and a method thereof, which take volatile ammonia as raw materials and recover acid waste gas as useful products, the innovative essence thereof lies in that the invention provides two-stage independent absorption liquid circulating systems with ammonification and without ammonification, comprising independent two-stage absorption liquid spray devices arranged in a reaction tower to facilitate the method of the invention to comprise seven continuous steps including primary and secondary treatment, in particular to optimize the internal structure and relative size of the reaction tower as well as the size of an absorption liquid circulating tube and circulating load of absorption liquid, therefore, the operating gas-liquid ratio is set as 70-195. Compared with the prior art, the invention has the characteristics of greatly increased stability and reliability in the operation of the device, more effective control of loss due to ammonia escape, low energy consumption, simple structure of the device, reduced scarring and obstruction of the device and saved investment and operating cost, and has obvious application prospect in the field of exhaust purification such as boilers and the like.

A multistage distributed water pump heat supply system and a design method thereof relate to a heat supply system and the design method thereof. The system and the method aim at resolving the problem that a traditional direct connection type central heating system is large in ineffective energy consumption, hydraulic power work conditions are mutually coupled, hydraulic power work conditions of a distributed frequency conversion water pump system are coupled and cannot meet the requirement for system extension or load change, balance of hydraulic power of heat users before zero-pressure different point is damaged, and the existing heat supply system adopting a voltage sharing tank is large in ineffective energy consumption and large in voltage sharing tank diameter. The multistage distributed water pump heat supply system comprises a heat source, a heat source position circulation water pump unit, a water supply pipe, a water return pipe and a multistage distribution station. Each-stage distribution station comprises a decoupling tube, a classification pressurization pump and at least one secondary net loop. Each secondary net loop is composed of a heat user pressurization pump and at least one heat user. Decoupling pipes of the multi-stage distribution station are arranged in parallel. The multistage distributed water pump heat supply system is used for centralized heat supply.

The invention relates to full-lightweight ceramsite concrete and a preparation method thereof. The full-lightweight ceramsite concrete is prepared from, by weight, 278-339 parts of cement, 318-344 parts of ceramsite, 334-382 parts of pottery sand, 50-55 parts of coal ash, 35-42 parts of silica fume, 0.001-3 parts of triisopropanolamine, 0.5-3 parts of a water reducing agent and 0.001-3 parts of athickening agent. The method includes steps: subjecting ceramsite and pottery sand to surface pretreatment through alkyl alkoxy silane, prewetting ceramsite and pottery sand to achieve a saturated surface dry state, then sequentially feeding lightweight aggregates, cement, silica fume and coal ash into a forced mixer, and well mixing to obtain the full-lightweight ceramsite concrete. The full-lightweight ceramsite concrete prepared according to the method has advantages of light weight, high peaceability and effectiveness in inhibition of ceramsite floating and has a promising application prospect in the field of energy-saving construction engineering.

The invention discloses an automatic winding machine of soybean gluten. The automatic winding machine comprises a soybean gluten pot, a winding roll drive device arranged on the soybean gluten pot and used for driving a winding roll to rotate around a self axial line, and a winding roll lifting device used for pushing the winding roll drive device to integrally reciprocate up and down. According to the automatic rolling machine of soybean gluten, disclosed by the invention, a winding roll conveying device, the winding roll drive device and the winding roll lifting device are ingeniously combined, thus structures such as a drive motor and a transporting chain on a conventional winding roll conveying device are saved, thus the beneficial effect of reducing the manufacture cost of equipment is achieved; in addition, because the transporting energy consumption of the winding roll is reduced, the production cost of the soybean gluten is lowered. According to the automatic winding machine, when the winding roll drive device moves up and down, the transportation of the winding roll into the winding roll drive device can be completed, thus the structure of the winding roll transporting device is simplified; because the speed of the winding roll falling in the winding roll drive device is relatively high, the production efficiency is improved.

The invention discloses a dredging and classified dewatering treatment method and system for sludge in an urban river box culvert. The method comprises the following steps: sucking high-organic matter bottom mud in the urban river box culvert through an environment-friendly silt remover, and conveying to an impurity removal device; removing impurities through the impurity removal device; pumping to a sand removal device; configuring a cyclone centrifugal separator and a screening machine by the sand removal device; removing over 90% of sand of which the particle diameters are greater than 74 microns; flowing the residual slurry into an efficient thickener; configuring a blending device by the efficient thickener; adding an environment-friendly flocculating agent when the slurry flows into the efficient thickener; fully mixing the slurry with the flocculating agent in the blending device, and discharging the supernatant up to the standard; collecting the bottom dense slurry into a dewatering and squeezing device through the pump; and entering the residual slurry of fine particles into the dewatering and squeezing device, and simultaneously adding an environment-friendly flocculation filter aid, wherein the moisture content of the squeezed mud cake is smaller than 40%; and the squeezed clear water is recycled as water for preparing a flocculating agent or recycled as rinse water.

The invention provides a purifying treatment method for cuttings-carrying slurry of bentonite. The purifying treatment method for the cuttings-carrying slurry of the bentonite comprises the steps thatmud-water separating treatment is conducted, specifically, a multistage sieving device is used for conducting separating treatment on the input cuttings-carrying slurry, sandstone which does not conform to a slurry system is sorted out, then the slurry is subjected to concentrating and dewatering, and concentrated slurry and a mud-containing water body are obtained; and purifying and recovery ofthe mud-containing water body are conducted and comprise the steps of flocculation filter pressing and flocculation sedimentation, specifically, according to the flocculation filter pressing step, first the mud-containing water body is adjusted to a predetermined solid content, a flocculant is added, then a mixture enters a filter press for filter pressing, a mud cake and filter water are obtained, and according to the flocculation sedimentation step, the filter water generated in the flocculation filter pressing step is sent into a sedimentation tank and is subjected to sedimentation and layering in the sedimentation tank, and the upper layer of clear water is sent into a clear water tank for storage. According to the purifying treatment method for the cuttings-carrying slurry of the bentonite, the cuttings-carrying slurry can be subjected to full purifying treatment, zero discharge of water is realized, and a large amount of bentonite and the cost for dumping the waste slurry are saved.

The invention discloses a distributed water mixing and pressurized heat supply system having a decoupling function and a design method of the system, relate to a heat supply system and a design method thereof, and aims to solve the problems of high invalid energy consumption and mutual coupling of hydraulic regimes existing in the conventional directly-connected centralized heat supply system, the problems of mutual coupling of hydraulic regimes and poor system adaptability existing in a distributed pump system, the problems of mutual coupling of hydraulic regimes and the presence of invalid energy consumption existing in the conventional water mixing system, and the problems of high invalid energy consumption and large diameter of an equalizer tank existing in an equalizer tank system. The distributed water mixing and pressurized heat supply system comprises a heat source, a heat source circulating water pump set, a water supply pipeline, a water return pipeline and three types of heat users, wherein the inlets of a first type of heat supply network users are provided with water mixing pumps and differential pressure valves; the inlets of a second type of heat supply network users are provided with water mixing pumps, booster pumps and decoupling equipment; and the inlets of a third type of heat supply network users are provided with water mixing pumps. The distributed water mixing and pressurized heat supply system is applied to heat supply systems.

A road system with man-bicycle -motor vehicle separation is prepared as setting slow-traffic lane to be two layers structure being completely separated to motor vehicle road, making two layers slow-traffic lane be all weather road and using one layer as walkway and another layer as bicycle lane.

The invention relates to the technical field of air conditioners, in particular to an efficient high-strength radiating plate 10 which is characterized in that a heat conduction pipe 3 is fixed on a plate 1 by a special-model heat conduction material 2. The refrigeration and heating power of the radiating plate 10 is improved by the special-model heat conduction material 2, the thickness of the plate 1 is reduced while the impact-resistant property of the radiating plate is greatly improved, and the conveying power consumption of an air conditioner system is reduced by using the heat conduction pipe 3 with a larger diameter, so more energy is saved; and the radiating plate 10 is used as the tail end equipment of the air conditioner system for adjusting indoor temperature, and can be used as but not limited to building radiating suspended ceilings and building radiating wallboards.

The invention discloses a heat tracing turbulent layer fluidized drag-reducing flow conveying pipe and a method thereof. The heat tracing turbulent layer fluidized drag-reducing flow conveying pipe is formed by a plurality of single-section conveying pipes and a master controller. Each single-section conveying pipe mainly includes an arched pipe, a fluid heat tracing pipe, an insulating layer, a pipe wall heat tracing pipe, a pipe upper cover, a fluid temperature monitoring device, a wall temperature monitoring device and a temperature controller. The heat tracing turbulent layer fluidized drag-reducing flow conveying pipe aims at existing heating conveying of high-viscous and congealable fluid, combines the existing skin effect heat tracing technology and the fluid drag reducing control technology by aid of the design of the round conveying pipe arched fluid interface, and achieves control on the fluidized flow state of the fluid turbulent layer in the pipe near the fluid string surface on the basis of the congeal removing and viscosity reducing effects of the skin effect heat tracing technology by maintaining the temperature difference of the wall surface of the arched pipe and the fluid in the pipe. Thus, pressure drop loss of fluid during conveying can be further reduced, the conveying efficiency can be improved, and energy saving and consumption reducing can be promoted.

The invention discloses a corner fitting for a container, the container and a container-type movable house. A main body of the corner fitting for the container is cuboid-shaped; mounting through holes are formed in three outer end surfaces of the main body facing the outer side of the container, and the other three end surfaces of the main body can be fixedly connected with a side beam, an upright column and an end beam of the container respectively; a connecting boss is arranged on at least one end surface in the three end surfaces connected with the side beam, the upright column and the end beam of the container, can be connected with a matched beam column of the container in an insertion manner, and can be fixedly connected with the beam column of the container. According to the container and the container-type movable house with the corner fitting structure, a conventional welded structural part connecting mode can be replaced with a bond-riveted mode, the labor difficulty of a connecting process is reduced, the work efficiency is improved, and industrial pollution and energy consumption are reduced; meanwhile, a light aluminum alloy can be adopted as a base material of the container, and therefore the transportation energy consumption and the transportation cost are greatly reduced.

The invention discloses a composite insulation board, comprising an inner wall plate, an outer wall plate and a heat-insulated combination layer, wherein the heat-insulated combination layer is fixedly arranged between the inner wall plate and the outer wall plate and comprises reinforcing ribs, a vacuum heat-insulating board, an inner protection layer and an outer protection layer; the inner protection layer and the outer protection layer are fixed at two sides of the vacuum heat-insulating board; the reinforcing ribs are respectively embedded into the inner protection layer and the outer protection layer; and the inner protection layer and the outer protection layer are respectively connected with the inner wall plate and the outer wall plate. The invention also discloses a refrigerated transport car using the composite insulation board disclosed by the invention and a manufacturing method of the composite insulation board. The vacuum heat-insulating board and a rigid polyurethane board are used together; comprehensive cold broken bridge treatment is carried out on inner and outer parts of the composite insulation board, so that the heat insulation and preservation performances are improved and the weight is light. The strength of the composite insulation board is improved by arrangement of a reinforcing layer, and the inner protection layer and the outer protection layer can effectively prevent the vacuum heat-insulating board from being punctured; therefore, the composite insulation board has a long service life, a broad market application and popularization prospects.

The invention discloses an amino multisection counterflow exhaust smoke processing device and a method thereof. The invention takes volatile ammonia as raw material and the recovered acid waste gas as useful product. The innovation of the invention essentially lines in providing three independent absorption liquid circulating systems and a standby circulating system, so that the device has six functions comprising uniform gas distribution and gas-liquid separation; the device is provided with six gas-liquid contacting components comprising a uniform distribution device and a foam destroyer; more particularly, the size of an absorption liquid circulating pipe and the absorption liquid circulating quantity are optimized, so that the ratio between the diameters of a circulating pipeline and equipment is 0.04-0.1; meanwhile, the running gas-liquid ratio is set to be 70-195. Compared with the prior art, the stability and reliability of the device are greatly improved, ammonia escape loss can be effectively controlled, the energy consumption is low, and the structure of the device is simple, thus preventing the device from scarring and being blocked as well as saving investment and running cost. Therefore, the invention has obvious advantages in the smoke removing and purifying fields such as a boiler, etc.

The invention relates to a pneumatic conveying system for fly ash of a dust collector. The system comprises a conveying device, an air source device and a pipeline device; the conveying device is connected with the air source device. According to the pneumatic conveying system of the fly ash of the dust collector, a conveyor mounted below an ash bucket is used for conveying the fly of the dust collector into an ash warehouse; the problems of complex configuration, high conveying energy consumption, serious wear of a pipeline and a valve, and large workload of operation and maintenance of the conveying system of the traditional dust collector can be solved, so that the ash conveying system of the dust collector is economic, practical and reasonable; the operation reliability of the system can also be greatly improved.

The invention discloses an underground coal preparation technology adopting an aqueous medium and is applicable to underground coal mines. Raw coal is fed into an underground special compact jigger, clean coal is discharged, is dehydrated by the aid of a phi1-mm fixing sieve and then is screened by a phi13-mm classifying sieve, final clean coal water is dehydrated by a clean coal centrifugal dehydrator, and final clean coal and a centrifugal liquid are obtained; jigging middling coal is discharged and classified by the phi13-mm classifying sieve into lump middling coal and final middling coal,the final middling coal is dehydrated by a middling coal centrifugal dehydrator, and final middling coal and a centrifugal liquid are obtained; produced slime water is sent to an aqueous medium classifying and sorting swirler, the first section of the swirler plays a classifying role, first-section underflow enters the second section of the swirler for sorting, and second-section overflowing coarse and fine slime and underflow coarse and middling slime are obtained; the coarse and middling slime and the coarse and fine slime pass through a coarse and middling slime arc-shaped sieve I and a coarse and fine slime arc-shaped sieve J, the coarse and middling slime and the coarse and fine slime which are pre-dehydrated on the sieves are obtained, and the coarse and middling slime and the coarse and fine slime are obtained after dehydration. The technology is simple, the sorting equipment reliability is relatively high, the dynamic load is relatively low, and the sorting precision is high.

The invention discloses a conveying method for a bottom discharge bin pump, which comprises the following steps of: 1, enabling a compressed air to enter a pressurized and fluidized pipeline, and pressurizing a bin pump through the pressurized pipe; 2, enabling the compressed air to enter a fluidizing device in the bin pump through the fluidized pipeline for fluidizing dry ash in the bin pump; and 3, when the pressure in the bin pump reaches the preset value, opening a pneumatic discharge valve, enabling the dry ash to enter a positive pressure ash conveying pipeline through a feeding hole of an ash conveying pipeline, regulating a flow regulating device on the positive pressure ash conveying pipeline, and controlling the discharge speed of the dry ash until the dry ash is conveyed completely, thereby improving the ash discharge and conveying reliability of the bottom discharge bin pump, increasing the conveying efficiency, and lowering the conveying unit gas consumption and the unit energy consumption.

The invention discloses a wood fumigation quarantine and disinfection system, which comprises a fumigation chamber and a wood transfer system, wherein the fumigation chamber is a tunnel type building, and comprises a preheating section, a fumigation section and a desorption section; horizontal counter-blowing air curtains are arranged between every two sections and at inlets and outlets of tunnels; an air circulation system and an exhaust system are arranged in the fumigation section; an air outlet of the exhaust system is positioned in the top of the fumigation section, and is connected with an exhaust absorption and rectification system; the exhaust absorption and rectification system comprises an absorption tower and a rectification tower; an air inlet with an airtight valve and an activated carbon filtering device is formed in the outer wall of the desorption section; the wood transfer system comprises a rail arranged on the ground in and outside the fumigation chamber and a rail trolley on the rail. The wood fumigation quarantine and disinfection system can be used for performing automatic assembly line fumigation treatment on imported logs in a large scale, so that the quarantine and disinfection working efficiency is improved; in addition, the quarantine and disinfection requirements are met, and meanwhile, a treatment process is more efficient, energy-saving and environment-friendly and safer.

The invention discloses an automatic sealing machine. The automatic sealing machine comprises a frame, and a positioning mechanism and a sealing mechanism are mounted on the frame. The positioning mechanism is composed of an air cylinder and a positioning rod, the air cylinder is fixed on the frame, and the positioning rod is fixedly connected with a piston rod of the air cylinder. The sealing mechanism is composed of a lifting screw, an adjusting seat, a bearing, a lifting air cylinder, a slide rail, a connecting seat, a connector, a gland air cylinder, a connecting rod, a connecting plate and a flower basket gland. The automatic sealing machine can not only be independently used but can be fittingly used on a full-automatic filling line, is flexible in combination, application and matching, and is an important link of an automatic filling and sealing stacking production line.

The invention relates to a centralized supply control method and system of liquid feeding for pig farms. A liquid feed centralized supply zone is arranged on the periphery of a pig farm and isolated from the pig farm. Liquid feed preparation required by each feeding base station of the pig farm is completed in the centralized supply area, and the prepared liquid feed is directly conveyed to the corresponding feeding base stations through conveying pipes. By means of pipe closed feed conveying, pathogens are prevented from being carried into the pig farm along with the feed transportation link,and the risk of pig herd infection is reduced; besides, as a result of decrease of feed temporary storage equipment such as feed towers and reduction of internal road construction standards of the pig farm, the investment cost is also reduced to a great extent. The problems of pathogen transmission by transport vehicles in the feed supply process of the pig farm, large investment in feed supply equipment, high feed consumption and high probability of pollution of feed supply can be solved.