179results about How to "Improve the operating environment" patented technology

The invention aims to provide an efficient memory allocation and recovery method for an Android device, and relates to the technical field of memory processing, the method comprises the following steps: step 1: obtaining running data of the Android device, and calculating a memory state entropy based on the running data; calculating a memory fragment risk degree in combination with the priority matrix and the operation data; 2, calculating a memory allocation dynamic threshold according to the memory fragmentation risk degree; calculating a self-adaptive memory compression rate; step 3, using a self-adaptive memory compression rate to compress memory data which is not used by the Android device at present; the page number of the activity process is lower than the set minimum page threshold value; 4, if the memory fragmentation risk degree exceeds a set fragmentation threshold value, the Android device executes memory fragmentation; and averagely distributing the residual memory capacity to all the active processes. According to the invention, accurate allocation and efficient recovery of memory resources are realized.

The invention discloses a continuous nickel smelting method and equipment, the equipment comprises a smelting furnace, an electric furnace and a converting furnace, the smelting furnace is provided with a feeding port and a reducing agent and vulcanizing agent feeding port, and one side of the electric furnace is directly communicated with the bottom of one side of the smelting furnace; one side of the converting furnace is directly communicated with the bottom of the other side of the smelting furnace, the heights of the furnace bottoms of the electric furnace, the smelting furnace and the converting furnace are sequentially reduced, the lower part of the smelting furnace is provided with a molten pool reaction area with a copper water jacket for cooling, the molten pool reaction area is provided with a group of primary tuyeres, and the group of primary tuyeres is provided with a group of secondary tuyeres. The upper part of the smelting furnace is provided with a group of secondary tuyeres; and the converting furnace is provided with a spray gun. According to the invention, the laterite-nickel ore smelting, settling separation and blowing functions are simultaneously realized by one furnace partition, a blowing furnace and a settling electric furnace do not need to be independently configured, and the maximum utilization of the sensible heat of the slag is realized.

According to the electrochemical hardness removal device capable of rotating and automatically removing the scale, a cathode tube array structure serves as a cathode, the interval g between every two adjacent cathode tubes is set in a narrow size range, and the two adjacent cathode tubes rotate in the same direction, so that rotating and self-removing of the scale on the surfaces of the cathode tubes in the water body electrolytic hardness removal process is facilitated, and the water body hardness removal efficiency is improved. The device is characterized by comprising a cathode and an anode which are arranged in an electrolytic bath, the cathode adopts a cathode tube array structure, two adjacent cathode tubes in the cathode tube array rotate in the same direction, the diameter of each cathode tube in the cathode tube array is 10-300mm, and the interval between the two adjacent cathode tubes is 0.1-1mm; the outer surface of the tube body of each cathode tube is used for scale deposition of the hard water body to be removed, and the cathode tubes realize self-scale removal through rubbing of the scale deposition layers at the intervals.

The invention provides a grid-connected control method and system based on configuration optimization, and relates to the technical field of grid-connected control, and the method comprises the steps: obtaining the operation data of a power grid, carrying out the time sequence analysis, and obtaining the initial state of the power grid; determining filtering parameters of the power grid operation data; adjusting the power grid state according to the deviation of the filtered power grid operation data, and generating a correction state prediction result; performing dynamic frequency adjustment and pressure adjustment, simulating a power grid operation feedback optimization adjustment strategy, and obtaining a power grid adjustment strategy; analyzing a power grid structure and flow efficiency, optimizing configuration of power grid nodes and connections, simulating and verifying a configuration adjustment effect of the power grid nodes and connections, and generating an optimized power grid design scheme; data transmission and electric energy efficiency of cross-regional connection are analyzed, a power grid connection path is configured, and a cross-regional connection optimization result is generated; and adjusting a grid-connected control strategy, and evaluating a grid-connected control result. The operation efficiency and the operation stability of the power grid can be improved.

The invention discloses an integrated device for coupling in-situ remediation and membrane filtration water purification of a reservoir water body, which realizes effective removal of pollutants such as ammonia nitrogen, iron, manganese and the like by fusing the advantages of a gravitational flow ultrafiltration (GDM) technology and a water-lifting aeration technology and utilizing the biochemical action of a biological filter cake layer of the GDM technology and an ultrafiltration membrane interception mechanism, so that the water body in-situ remediation and membrane filtration water purification of the reservoir can be realized. Meanwhile, by utilizing the in-situ remediation capability of a water lifting aeration technology, the ecological environment of a water body is improved, and the release of endogenous pollution is reduced; the device continuously runs for a long time under the designed flux, and the membrane pollution is controlled without adopting hydraulic backwashing and chemical agent cleaning, so that the use of chemicals is reduced from the source, pipelines, water pumps and valve accessories for backwashing and chemical cleaning are not needed, the cost can be effectively saved, and the workload of operation, operation and maintenance is greatly reduced; in addition, solar energy is adopted as a power source, green power supply is achieved, energy consumption is reduced, and negative effects on the environment are effectively relieved.

The invention relates to the technical field of catalyst recovery, and discloses a method for non-destructively recovering a waste catalyst carrier and noble metal. The present invention uses a noble metal leaching agent comprising an oxidizing agent, a ligand precursor, and water for recovering spent catalyst supports and noble metals. The method comprises the following steps: after roasting and reducing the waste catalyst, leaching the waste catalyst in the precious metal leaching agent, and carrying out first solid-liquid separation and washing to respectively obtain a waste catalyst carrier and precious metal. According to the method, a form of firstly reducing and then oxidizing is adopted, a compound leaching system is used for replacing a traditional leaching system based on hydrochloric acid, acid gas volatilization during leaching reaction is reduced, environmental pollution is reduced, and the operation environment is improved.

The invention provides an adjustable rotating hinge water seal device and an adjusting method, the adjustable rotating hinge water seal device comprises a water seal seat, a rotating hinge body is arranged on the water seal seat, and the rotating hinge body is rotatably connected with the water seal seat through a hinge shaft; a spring pre-tightening mechanism is arranged between the top end of the rotating hinge body and the water seal base and used for providing pre-tightening force for the rotating hinge body. A water seal rubber and a water seal pressing plate are arranged between the other end of the rotating hinge body and the gate panel, and the water seal pressing plate, the water seal rubber and the rotating hinge body are fixed through bolts and nuts. The adjustable rotating hinge water seal device is installed on a lintel of a gate groove of an arc-shaped gate and makes contact with a gate panel to form a sealing body, the reliable water sealing effect is achieved, the water jetting phenomenon in the gate opening and closing operation process is avoided, a vibration source enabling the gate to vibrate is reduced, the operation environment of equipment is improved, and the service life of the equipment is prolonged. And the reliability and the safety of equipment operation are improved.

In order to solve the problem that sparks and fragments generated in the grinding process are prone to injuring the body of an operator, a grinding head is completely surrounded through a shell sleeve and an observation cylinder, when the end of a material is ground through the grinding head, the observation cylinder can observe the grinding state all the time, and in addition, the observation cylinder can observe the grinding state all the time. Fragments can be prevented from splashing outwards through blocking of the observation cylinder; and meanwhile, when the grinding head grinds, the fan blades can suck external airflow into the inner cavity of the shell sleeve, the airflow with fly ash is finally introduced into the water storage cavity, the fly ash is treated through a medium in the water storage cavity, dust is prevented from flying all around, and finally the surrounding protection and air purification effects are achieved.

A movable feeding device of a lime double-hearth shaft kiln comprises an integral moving trolley, a moving trolley guide rail, a combined portal frame, a rotary hopper supporting ring beam, a hopper supporting structure, a hopper rotation driving mechanism, a rotary hopper and a charging bell, the integral moving trolley walks on the moving trolley guide rail in a reciprocating mode, and the rotary hopper supporting ring beam is installed on the integral moving trolley. A hopper supporting structure and a hopper rotation driving mechanism are arranged on the rotary hopper supporting ring beam, the rotary hopper is erected on the hopper supporting structure and driven by the hopper rotation driving mechanism to rotate, the combined portal is fixedly connected with the rotary hopper supporting ring beam, and a charging bell lifting driving device is installed on the combined portal. The charging bell is arranged at a discharging opening in the bottom of the rotary hopper, a lifting shaft protection sleeve is arranged in the middle of the rotary hopper, and a transmission mechanism of the charging bell is connected into the lifting shaft protection sleeve in a penetrating mode. According to the utility model, two-way movable feeding of the kiln top can be realized, limestone materials are uniformly heated, the operation process is environment-friendly, and the operation is safe.

The invention discloses a cutter sealing device for a packaging machine based on multi-axis linkage, and relates to the technical field of packaging machinery. Comprising a knife sealing frame, an upper heat knife sealing assembly and a lower heat knife sealing assembly. The upper heat knife sealing assembly is assembled on the knife sealing frame through a first multi-axis linkage driving mechanism, the lower heat knife sealing assembly is assembled on the knife sealing frame through a second multi-axis linkage driving mechanism, and the first multi-axis linkage driving mechanism drives the upper heat knife sealing assembly to move in a set plane to generate two plane freedom degrees. The second multi-axis linkage driving mechanism drives the lower heat knife sealing assembly to move in the set plane, and two plane freedom degrees are generated. The first multi-axis linkage driving mechanism is matched with the second multi-axis linkage driving mechanism, and meshing of the upper heat knife sealing assembly and the lower heat knife sealing assembly is achieved. According to the knife sealing device, the rack structure and transmission parts of the knife sealing device are simplified, the effective load rate of the knife sealing device is increased, heat sealing action response is more efficient, error accumulation between mechanisms is reduced, and precision is higher.

The invention belongs to the field of garbage treatment, and particularly relates to a kitchen waste treatment device which comprises a treatment cabin and a collection cabin, a smashing barrel, a heater, a condenser and a liquid collection box are arranged in the treatment cabin, a filter and a liquid storage box are arranged in the collection cabin, and the heater is arranged on the outer bottom face of the smashing barrel and converts liquid in the smashing barrel into water vapor; the condenser is communicated with the smashing cylinder, the liquid collecting box is communicated with the bottom of the condenser and is communicated with the smashing cylinder, and water vapor in the smashing cylinder is condensed into condensed water through the condenser and flows into the liquid collecting box; the gas output end of the condenser is divided into two paths to form a dry cycle and a wet cycle; the liquid storage box is communicated with the smashing cylinder, and fermentation liquid and decomposition liquid are separately placed in the liquid storage box and used for decomposing and fermenting the kitchen waste fertilizer in the smashing cylinder. The treatment efficiency of the kitchen waste fertilizer and the fertility of the fertilizer are improved, internal gas is purified, and water resources are saved.

The invention relates to the field of aircrafts, in particular to a portable single-person low-altitude vector jet aircraft with a folding wing structure, the portable single-person low-altitude vector jet aircraft comprises a rack part, a power part and a load part, the power part is arranged below the rack part, and the load part is arranged below the power part; according to the portable single-person low-altitude vector jet aircraft with the folding wing structure, through the design of the telescopic framework of a multi-connecting-rod structure, the aircraft can be easily folded when not used, the occupied space is small, carrying and storage are convenient, and the problems that a traditional single-person aircraft is large in size and difficult to carry are solved; the applicability and convenience of the aircraft are improved; meanwhile, the structural strength of the wings in the unfolded state is ensured through the multi-point supporting design of the telescopic framework, the stability and safety of the aircraft are improved, the air resistance of the aircraft is reduced through the design of the wing skin, the protective cover, the conical cover, the wind tunnel and the fairing, the aerodynamic performance is effectively improved, and the aircraft is more efficient in the flight process.

According to the semi-wet pre-deamination aluminum ash harmless treatment process provided by the invention, the inhibitor is adopted in the material preparation process, and before brick making is completed, severe hydrolysis reaction caused by contact of aluminum ash and water can be effectively inhibited, so that the ammonia release amount is reduced, and the operation environment is improved; the semi-wet pre-deamination process is adopted, the aluminum ash bricks are subjected to hydrolysis reaction in the solid aluminum ash bricks, ammonia gas escapes from the bricks orderly and stably, the situation that a large amount of combustible gas is generated instantly in the traditional wet process is avoided, meanwhile, aluminum hydroxide generated through hydrolysis is utilized, so that the aluminum ash bricks have certain strength and can be stacked into a tunnel kiln to be sintered, and the production cost is reduced. And carrying out deep deamination and fluorine fixation. Besides, compared with a traditional rotary kiln for calcination, the tunnel kiln for deamination has the advantages that the calcination temperature and time are controllable, the problems of rotary kiln wall ring formation and flue blockage caused by salt fusion and volatilization in the sintering process are solved, continuous production is easy, and flue gas waste heat can be effectively recycled.

The invention discloses a PTA chain plate operation prompting and central control current monitoring safe operation device, and relates to the technical field of PTA chain plate operation optimization, and the device comprises a field operation indication unit which is used for constructing a chain plate operation situation model based on a composite signal of a chain plate frequency converter and a start-stop switch, outputting a chain plate operation state control instruction, and outputting a central control current control instruction; a chain plate operation state indication is generated through an anti-explosion flickering alarm indicating lamp; the signal conversion and transmission unit is used for acquiring chain plate operation current data according to the current signal of the horizontal section chain plate frequency converter, and transmitting a standardized current signal through a DCS (Distributed Control System) port; and the central control dynamic monitoring unit is used for calculating a current anomaly measurement index based on the standardized current signal, and establishing a multi-stage alarm triggering mechanism of the real-time running current trend of the chain plate by using a dynamic early warning threshold system. According to the invention, abnormal running of the chain plate can be found in time, and the running safety and reliability of the PTA chain plate are improved.

The utility model relates to the technical field of paper product waste treatment, in particular to a paper product waste collecting and treating device which comprises a treating box, a horizontal transverse conveying belt is arranged at an opening in the upper end of the treating box, and a smashing assembly and a collecting box are arranged on the lower side of the horizontal tail end of the horizontal transverse conveying belt. An outer support is arranged at the outer end of one side of the collecting box, an electric push plate is arranged on the outer support, an inner support is arranged on the inner end face of the collecting box, a closing plate driven by an electric lifting rod is arranged on the inner support, and a horizontal longitudinal conveying belt is arranged between the inner support and the collecting box and on the inner bottom face of the treatment box. An assembly plate is arranged at the top of the treatment box, and a suction mechanism for collecting dust is arranged on the assembly plate. According to the utility model, the conveying, crushing and compression of paper product wastes and the final transportation and storage procedures are sequentially completed, and meanwhile, the dust removal function is realized in the whole treatment process in the treatment box, so that a good operation environment is ensured.

The invention discloses a computer installation protection device which comprises a supporting bottom plate, a top fixing plate, a lower damping mechanism and an upper damping mechanism, four universal wheels are evenly, symmetrically and fixedly installed at the bottom end of the supporting bottom plate, a lifting supporting plate is arranged at the bottom end of the supporting bottom plate, and two limiting strips are symmetrically and fixedly connected to the bottom end of the supporting bottom plate; a two-way threaded rod is rotatably mounted in the middle of the bottom end of the supporting bottom plate and located in the middle of the two limiting strips, threaded grooves are symmetrically formed in the two ends of the two-way threaded rod, two moving blocks are symmetrically connected to the outer side of the two-way threaded rod in a threaded mode, and connecting supporting rods are rotatably connected to the two sides of the moving blocks correspondingly. Through cooperation of the lower damping mechanism and the upper damping mechanism, vibration energy generated by mechanical operation and the like in an industrial area is effectively absorbed and consumed, so that a good damping effect is provided for a computer host, and computer hardware is protected against vibration damage.

The utility model discloses a sand vibration device for highway engineering detection, which comprises a support table and a vibration platform supported and fixed by movable rods, a placement groove is formed in the vibration platform, the bottom of the placement groove is arranged in a grid plate shape, and when the sand vibration device is used, sand needs to be filled into a mold, and then the mold is placed in the placement groove. And the threaded rods are installed on all the side faces of the vibration platform in a screwed mode, the mold can be fixed in four directions by screwing the threaded rods, the fixing stability is ensured, and the vibration effect and efficiency are improved. Limiting plates are fixed to the lower portions of the two sides of the vibration platform, a driving motor is fixed to the supporting table, cams abutting against the lower sides of the limiting plates are fixed to the connecting shafts, the cams can be driven to rotate through the connecting shafts by starting the driving motor, the vibration platform can be driven to vibrate in cooperation with the limiting plates and the movable rods, and then compaction operation on sand in the mold is achieved. Sand falling into the containing groove in the vibration process can fall into the collecting box through the grid plate to be collected, and it is ensured that the interior of the containing groove is clean and has a good operation environment.

The utility model relates to a waste heat recycling system, a steam preparation system and a wine brewing system, comprising a cooling water circulation pipeline which comprises an inlet pipeline, an outlet pipeline, a first branch and a second branch; the on-off assembly is selectively communicated with the first branch or the second branch according to the temperature difference between the cooling water and the waste heat water; the heat pump unit comprises a first heat pump mechanism arranged on the second branch, and the first heat pump mechanism absorbs heat of the waste heat water flowing through the second branch or releases heat to the waste heat water flowing through the second branch according to the temperature difference between the cooling water and the waste heat water; the second heat pump mechanism comprises a heat absorption end and a heat release end, the heat absorption end is used for absorbing the heat of the waste heat water in the outlet pipeline, and the heat release end is used for releasing the heat absorbed by the heat absorption end. The running state of the heat pump unit is improved through waste heat of the heat pump unit, the heating energy efficiency ratio of the heat pump unit is increased, energy consumption is reduced, energy is saved, carbon emission is reduced, and the dual-carbon target is assisted.

The utility model relates to the technical field of battery installation, and discloses a new energy automobile battery pack and automobile body integrated connecting structure which comprises a chassis fixing frame, an adjusting mechanism is arranged on the chassis fixing frame, an auxiliary mechanism is arranged on the adjusting mechanism, and the adjusting mechanism comprises a top hole. The top hole is formed in the inner wall of the top of the base plate fixing frame, the inner wall of an inner ring of the top hole is in threaded connection with a fixing screw, the outer wall of the bottom of the base plate fixing frame is fixedly connected with a T-shaped frame, a penetrating hole is formed in the inner wall of the front side of the T-shaped frame, the inner wall of the top of the T-shaped frame is slidably connected with a concave frame, and butt joint holes are formed in the outer walls of the front side and the rear side of the T-shaped frame. According to the utility model, the convenient installation and stable connection of the battery pack rack and the vehicle body are realized through the structural design, and the use amount of fixing parts is reduced by utilizing the guiding and limiting effects of a specific structure, so that the disassembly and assembly process is simplified, the maintenance time is shortened, and the protection performance can be enhanced through the sealing part.

According to the drilling device for the concrete test block, a limiting groove is formed in an operation platform, a discharging hole is formed in the bottom of the limiting groove, threaded rods extending into the limiting groove are screwed on the two sides of the operation platform correspondingly, and limiting plates located in the limiting groove are rotationally installed at the front ends of the threaded rods. The concrete test block can be placed in the limiting groove and located between the two limiting plates, the two limiting plates can be driven to get close to each other by operating the threaded rod to limit and fix the concrete test block, and the drilling sampling effect and efficiency are improved. A mounting plate is fixed to the rear side of the operation platform through a telescopic rod, a sampling machine is fixed to the mounting plate, a drill bit extending to the lower side of the mounting plate is detachably mounted on the sampling machine, and then the sampling machine is started to drive the drill bit to rotate while the telescopic rod is shortened to drive the mounting plate to move downwards to drill a concrete test block. In the drilling process, generated residues can be discharged into the collecting box through the discharging hole to be collected, and it is guaranteed that the operation environment is good.

The invention discloses a regulation and control method for realizing power grid demand side response based on pure electric heavy truck load aggregation, and the method comprises the steps: firstly, carrying out the analysis of a load aggregation group, and analyzing the historical baseline load, response capability, power supply price and electricity selling price of a pure electric heavy truck; according to a load aggregation group analysis result, selecting a response load, calculating a predicted income and a price subsidy, and forming an optimal response strategy to be issued; then, receiving a power grid dispatching instruction for a charging station and a pure electric heavy truck user, and implementing demand response; and finally, counting real-time loads, historical baseline loads, loads to be responded and response implementation conditions of different charging stations under different response dates, and realizing demand response monitoring. The load of the pure electric heavy truck serves as the drainage load to participate in power grid demand side management, peak clipping and valley filling of the power grid are effectively promoted, reasonable layout of charging facilities is promoted, the bidirectional interaction capacity of the pure electric heavy truck and the power grid is improved, and the supply and demand balance capacity of the power grid and the energy utilization efficiency are enhanced.

The utility model relates to powder conveying technical field, and disclose a kind of tubular transmission mechanism of powdery material with vibration function, including conveying pipe, displacement device, vibration ring, vibration ring is slidably installed in the outer periphery of conveying pipe, and vibration ring is driven to reciprocate along the axis direction of conveying pipe by displacement device, the inner wall of vibration ring is provided with the multiple vibration components of circumferential uniform distribution, and vibration is transmitted to powdery material by dynamic knocking of vibration component to the outer wall of displacement device.The utility model drives vibration ring to reciprocate along the axis of conveying pipe by displacement device, simultaneously, vibration component of vibration ring inner wall carries out circumferential dynamic knocking to pipe wall, and forms the unblocking mode of "global coverage+multiple point vibration", when conveying strong viscosity milk powder, vibration frequency can reach 0-100Hz, can effectively break powder bridging, reduce pipeline blockage rate, solve the problem of poor conveying caused by powder adhesion, caking.

This invention discloses a water-soluble punching and shearing oil, comprising the following components in 100 parts by weight: 20.0-35.0 parts rust inhibitor; 10.0-20.0 parts lubricant; 3.0-10.0 parts surfactant; 0.5-3.5 parts bactericide and mildew inhibitor; 0.5-2.0 parts other additives; and the balance being deionized water. This punching and shearing oil can be used in various sheet metal deep drawing and punching processes. It can be diluted for use, effectively reducing users' oil costs. Simultaneously, it avoids oil mist and VOC problems caused by using oily products in the workshop, thus purifying the workshop operating environment. Parts punched and sheared using this invention have smooth surfaces, complete cuts, good gloss, and are burr-free. Processed parts are easy to clean or require no cleaning, significantly saving on overall costs such as materials, water resources, and labor.

The utility model discloses a thermal shock resistant heat recovery coke oven gas collecting pipe which comprises a gas collecting pipe shell, and a gas collecting pipe heat preservation layer, a lower pipe circumference heat insulation layer and a lower pipe circumference surface heat layer are sequentially arranged on the lower half circumference of the inner wall of the gas collecting pipe shell from outside to inside. The upper half circumference of the inner wall of the gas collecting pipe shell is sequentially provided with a gas collecting pipe heat preservation layer, an upper pipe circumference heat insulation layer, a heat spreader and an upper pipe circumference heat layer from outside to inside, and a gas collecting pipe cavity is defined by the upper pipe circumference heat layer and the lower pipe circumference heat layer; the soaking device comprises a soaking device shell, a shell cavity of the soaking device shell is filled with metallic tin, and the filling rate of the metallic tin in the shell cavity ranges from 92% to 95%. The thickness of the upper pipe peripheral heat insulation layer is greater than that of the upper pipe peripheral surface heat layer; the thickness of the lower pipe circumferential surface heat layer is larger than that of the lower pipe circumferential heat insulation layer. Soaking rib plates are fixedly arranged on two side plates of the soaking device shell and are positioned in a shell cavity of the soaking device shell. The gas collecting pipe can effectively eliminate thermal stress generated by temperature imbalance, and ensures safe and reliable conveying of high-temperature waste heat.

The utility model discloses a noise reduction structure of high frequency electrotome, relates to noise reduction technical field, including electrotome host, the outer wall of electrotome host is fixed with noise reduction shell, the outer wall of noise reduction shell both sides is inserted with equidistantly distributed radiating fin, the outer wall of noise reduction shell both sides is fixed with water tank, and the water tank is fixed with the noise reduction shell. And semiconductor chilling plates are embedded in the outer walls of the two water tanks, an electrotome head is connected to the electrotome main machine, and noise reduction cotton is fixed to the inner wall of the noise reduction shell. The noise reduction shell and the noise reduction cotton can play a role in sound insulation and noise reduction on the electrotome main machine, the operation environment of a doctor is improved, noise generated when the electrotome main machine operates is reduced, cooling water can be added into the water tank, heat generated when the electrotome main machine works can be transmitted into the cooling water through the cooling fins, normal heat dissipation of the electrotome main machine is guaranteed, and the service life of the electrotome main machine is prolonged. And cooling water can be refrigerated through the arranged semiconductor chilling plate, and the heat dissipation effect on the electrotome main machine is further improved.

The application discloses a sewage treatment plant artificial intelligence application management and control method and system based on a multi-modal model, and relates to the technical field of sewage treatment automation control.The application collects water quality, a process, water quality and energy consumption data of a sewage treatment plant systematically, and combines a dynamic relationship of mechanism variables in an ASM model to construct a cross-modal graph and perform feature fusion, so that operation parameters and mechanism variables can be accurately aligned and nonlinear dependence relationships can be described, thereby enabling high-precision prediction of key operation parameters and water quality indexes in a future period on the basis of a fusion graph, and providing an optimization calculation basis for control strategies such as an aeration amount, a reflux ratio, a reagent dosage and a residual sludge discharge amount, so that a sewage treatment plant can realize multi-objective collaborative optimization, stable water quality, intelligent process control and effective energy consumption reduction, and overall operation efficiency and environmental governance level are significantly improved.

The present invention provides a power line broadband carrier communication group network control system, the control system comprising a signal sending device (100) located in an equipment room and connected to a carrier machine (400); the signal sending device is connected to a signal receiving device (200) located in an operating cabinet (500) in a machine room via a communication cable (300); the operating cabinet is provided with a transparent door (3) adjacent to a display surface of a signal display component of the signal receiving device on the front side, and is also provided with a shift plate (5) integrated with an operating module of the signal receiving device; the shift plate is adjacent to a clearance opening (4) at the transparent door and is connected to a pull switch (6); when the operating module needs to be operated, the pull switch is pulled to drive the shift plate to move and extend from the clearance opening; the present invention can improve the operating environment of operators and enable carrier communication to be operated in a low-noise machine room.

The invention aims to solve the technical problems of poor operation stability, low working efficiency, low environment adaptability and low bearing performance in the prior art, and provides a three-way crawler-type three-way forklift system. Comprising a control module, a crawler walking module, a steering execution module, an operation execution module and a safety detection module. The control module is electrically connected with the crawler walking module, the steering execution module and the safety detection module, is provided with an anti-rollover model, a hydraulic synchronous control model and a differential steering model, and is used for instruction issuing and state coordination; the crawler walking module is used for driving the forklift to move forwards, backwards or steer; the steering execution module is used for controlling the operation execution module to perform steering, transverse moving and lifting actions; the operation execution module is used for bearing, taking and placing goods; the safety detection module is used for monitoring forklift operation state information and operation execution module state information and feeding back the information to the control module for state coordination work.

The utility model relates to the technical field of electric tools, in particular to a triple wind path structure for an electric tool, which comprises a casing, a stator, a rotor, a holding aluminum casing, a holding plastic casing and a working head, the stator and the rotor are arranged in the casing, and the stator is sleeved on the rotor; a rotor cooling air duct is arranged between the stator and the rotor, a stator coil cooling air duct and a stator outer ring cooling air duct are arranged between the stator and the machine shell, the holding aluminum shell is arranged in the holding plastic shell, a holding aluminum shell cooling air duct is arranged between the holding aluminum shell and the holding plastic shell, a first air inlet is formed in the tail portion of the machine shell, and a second air inlet is formed in the tail portion of the machine shell. A second air inlet is formed in the casing on the outer side of the tail part of the rotor, a third air inlet is formed in the holding aluminum casing, and an air outlet is formed in the head part of the casing. According to the utility model, the rotor heat dissipation and exhaust channel is arranged between the rotor and the stator, the stator heat dissipation and exhaust channel is arranged between the casing and the stator, and the two air channels operate independently, so that the stator and the rotor in the electric tool can be cooled respectively, and the heat dissipation effect is good.