76results about How to "Reduce equipment failure rate" patented technology

The invention discloses an automatic control method of Raymond mill grinding. Equipment can be automatically adjusted so as to ensure that the Raymond mill runs at an optimum load condition. The invention also discloses an automatic control method and an automatic control device for implementing the Raymond mill grinding. The device not only can real-time monitor the operation condition of feeding, grinding, airflow rough separation in a Raymond mill workshop, but also can automatically adjust feeding and grinding according to the main engine load. Furthermore, the invention also can automatically adjust a blower on the basis of technical requirements, which realizes the automation of the airflow rough separation and overcomes the shortcomings of manual operation operated by workers. The invention adopts a self-adaptive control method to adjust and control and employ a programmable logic controller as a control core. No manual operation is needed in the whole production process, thus realizing the fully automatic adjustment of feeding, grinding and airflow rough separation, saving energy, greatly reducing equipment failure rate and increasing productive efficiency; through using a supervisory control computer witch can carry out a real-time monitor, the working parameter and index parameter of the PLC can be modified at any time so as to improve production efficiency.

The invention provides a powdery material feeding system and method. The feeding system is used for transmitting a powdery material to a reaction device and comprises a material bin, a raw material supply unit, a material level detection unit, a spiral feeding device, a drive unit and a vibrator. The raw material supply unit is connected with a feed port of the material bin. The spiral feeding device is connected with a discharge port of the material bin and the reaction device, and the powdery material is pushed to the reaction device in a spiral mode through the spiral feeding device after entering the spiral feeding device from a discharge port of the material bin. The drive unit is connected with the spiral feeding device and used for driving the spiral feeding device to feed the material into the reaction device and adjusting the amount of the fed material. The material level detection unit is arranged in the material bin, the material level in the material bin can be detected through the material level detection unit, the amount of the material which is supplied to the material bin through the material supply unit and the amount of the material which is fed into the reaction device through the spiral feeding device are adjusted, and therefore the material level in the material bin can be stabilized at a first position which is located between the material level upper limit of the material bin and the material level lower limit of the material bin.

The invention relates to a desulfurization wastewater zero discharge device. In the prior art, desulfurization wastewater is discharged after being purified. The desulfurization wastewater zero discharge device provided by the invention consists of a desulfurization system, a two-section wastewater cyclone, an ultrasonic atomization nozzle, a dust remover, a wastewater pump and a wastewater delivery pump, wherein the two-section wastewater cyclone comprises a cyclone body, an overflow pipe and a filtering net; an inlet and an underflow orifice of the cyclone are connected with the desulfurization system; an overflow port is connected with the ultrasonic atomization nozzle; an inlet flue is arranged on the dust remover; the ultrasonic atomization nozzle is communicated with the inlet flue on the dust remover; the dust remover is connected with the desulfurization system. The desulfurization wastewater zero discharge device disclosed by the invention is reasonable in structural design, wastewater drainage is avoided, water resources are saved, the space and cost are also saved, and inorganic salt ions and heavy metal ions in the wastewater can be effectively removed.

The invention relates to an automatic encapsulating and matching machine of a lead-acid storage battery plate, in particular to a device for encapsulating and matching a small-density polar plate in a production procedure of the lead-acid storage battery automatically. The encapsulating and matching machine of the lead-acid storage battery plate is an assembly line device comprising a rack, a paper feeding device, a plate feeding device, a paper cutting device, a polar plate feeding device and a collecting device which are sequentially connected, and the assembly line device automatically cooperates under the action of an electrical control system. By adopting a dual-line paper feeding device and the polar plate feeding device which are serially connected, and the plate feeding device vertically connected with the polar plate feeding device, the encapsulating and matching machine has the advantages of being simple, convenient and reasonable in structure, lowering the device failure rate and polar plate turnover times, realizing automatic encapsulation and matching of lead alloy polar plates of an automobile, completing the transformation of low-efficiency work to automatic, high-efficiency and environmental-friendly operation of the production process, greatly lowering the production strength and operation cost of manual operation, increasing the labor production efficiency, and reducing the pollution of lead dust to environment and injury to a human body.

The invention relates to an automatic regulation system for heating and ventilation of a substation protection room based on an Internet of Things technology, and belongs to the technical field of Internet of Things information service equipment. According to the technical scheme, the system comprises one temperature sensor (11) or above, one humidity sensor (12) or above and one air quality detector (13) or above, the temperature sensor (11), the humidity sensor (12) and the air quality detector (13) are connected to an input end of a gateway (22) through a wireless transceiver module (21) respectively, an output end of the gateway (22) is connected to an Internet of Things heating control valve (3) and an Internet of Things air purifier (5) through the wireless transceiver module (21), and the output end of the gateway (22) is connected to an air conditioner. The automatic regulation system for heating and ventilation of the substation protection room based on the Internet of Thingstechnology has the advantages that states of the air conditioner and heating control valve are adjusted in real time, and the running cost of the equipment is reduced; the start and stop, working modeand state of heating and ventilation equipment are adjusted in real time according to the protection of indoor temperature and humidity and air quality data, thereby reducing the equipment failure rate and ensuring the health of running maintenance personnel.

The invention relates to modified nano material lubricating oil which is prepared from hydrogenated base oil, a compound dispersant, a solid lubricant agent and a synergist. The hydrogenated base oil is 150 N or 250 N base oil, the solid lubricant agent is prepared from graphite below 3 um and molybdenum disulfide, the compound dispersant is prepared from polyisobutylene succinimide, boronized polyisobutylene-bis-succinimide, polyisobutylene, an ethylene-propylene copolymer, synthetic petroleum sodium sulfonate, polymethacrylate and poly-alpha olefin through compounding, and the synergist is an extreme-pressure agent, an oxidation and corrosion inhibitor, a defoaming agent or a tackifier. The lubricating oil contains, in percentage, 50-80% of the hydrogenated base oil, 0.5-1% of graphite, 1-5% of molybdenum disulfide, 6-12% of the compound dispersant and 6-15% of the synergist. The product can reduce the mechanical friction, repair abraded portions and prolong the service life of equipment, and the lubricating oil has the good effect of oil saving rate up to 5-15% when applied to a vehicle engine.

The invention relates to a vibration attenuating device for a large part of a large offshore wind driven generator tower and belongs to the technical field of vibration control of a wind driven generator. The vibration attenuating device mounted on the upper part of a fan tower comprises an upper connecting steel plate, a bolt a, a spherical hinge, a viscous damper, a flexible vibration isolatingsupport, a bolt b, an upper tower of the wind driven generator, a manhole, a lower connecting steel plate and a lower tower of the wind driven generator. When the fan tower vibrates, the flexible vibration isolating support and the viscous damper play a vibration isolating role, and meanwhile, the vibration attenuating device can swing to a small extent at 360 degrees by taking the axis of the tower as a center to play energy-consuming and vibration-absorbing roles, so that the vibration attenuating device plays roles of protecting upper head equipment and reducing fatigue damage of the structure.

The invention discloses a control system for a main steam isolating valve for a nuclear power platform and a testing method, and relates to the technical field of nuclear power unit control. The control system comprises a master station, wherein the master station is in signal connection with a controller and a data server, the controller is in signal connection with the data server and a priorityselector; the priority selector is in signal connection with the controller, a standby console and a control cabinet; the control cabinet is electrically connected with an executing mechanism of themain steam isolating valve. With the adoption of soft operation control of the master station, automation level of the control system for the main steam isolating valve is improved, multiple control instructions are automatically sorted by the priority selector, so that misoperation of the valve is greatly reduced, and equipment failure rate caused by human factors is effectively reduced.

A method for monolithic integration of a hyperspectral image sensor is provided, which includes: forming a bottom reflecting layer on a surface of the photosensitive region of a CMOS image sensor wafer; forming a transparent cavity layer composed of N step structures on the bottom reflecting layer through area selective atomic layer deposition processes, where N=2^m, m≧1 and m is a positive integer; and forming a top reflecting layer on the transparent cavity layer. With the method, non-uniformity accumulation due to etching processes in conventional technology is minimized, and the cavity layer can be made of materials which cannot be etched. Mosaic cavity layers having such repeated structures with different heights can be formed by extending one-dimensional ASALD, such as extending in another dimension and forming repeated regions, which can be applied to snapshot hyperspectral image sensors, for example, pixels, and greatly improving performance thereof.

The invention relates to an automatic unstacking machine of wheels, comprising a support-paw advancing and retreating device, a cam ejection-rod lifting device, a transportation roll table and a frame, wherein the support-paw advancing and retreating device is arranged on a worktable of the frame; the cam ejection-rod lifting device is arranged under the transportation roll table arranged under the worktable; the support-paw advancing and retreating device and the cam ejection-rod lifting device are driven by a three-in-one reducing motor; a columnar cam mechanism is driven to lift an ejection rod; an incomplete gear connected with a columnar cam and a gear system are driven to simultaneously drive one left-handed feed screw nut mechanism and three ring-handed feed screw nut mechanisms to synchronously extend and retreat four support paws along a radial direction, one wheel falls on the transportation roll table by rotating the columnar cam for a period, the transportation roll table is used for transporting the wheels to operating points, and the action is repeated to unstack a whole wheel stack. The automatic unstacking machine of the wheels is introduced into a production line to automatically unstack the wheels on the roll table in order to increase production efficiency and reduce labor intensity of workers and labor cost.

The invention discloses a double-station vacuum nitrogen filling packaging machine. The double-station vacuum nitrogen filling packaging machine comprises a nitrogen manufacturing mechanism, a vacuum nitrogen filling mechanism and a control system. A gas inlet is communicated with a first tank. A third electromagnetic valve (A) is connected with a fourth tank (A) and a fourth tank (B). The fourth tank (A) and the fourth tank (B) are both connected with a third electromagnetic valve (B) which is connected with a fifth tank through a check valve. A nitrogen filling device is connected with a vacuum device. A gas nozzle is arranged on the vacuum device and is connected with a gas supply system (A). An upper cylinder is arranged above a pumping mechanism. A lower cylinder is arranged below the pumping mechanism. A heating seal lower copper sheet bar is arranged above the lower cylinder. A PLC, a power switch and a solid relay are installed in a control cabinet. According to the double-station vacuum nitrogen filling packaging machine, due to the integrated design and the double-station design, work efficiency is improved, equipment cost is reduced, space occupied by equipment is reduced, and meanwhile energy consumption and the equipment fault rate are decreased.

The invention discloses loading-unloading flow control method and system. The method includes the steps of firstly, acquiring loading-unloading flow; and secondly, comparing the acquired loading-unloading flow with preset limited flow, and stopping loading-unloading operations when the acquired loading-unloading flow is larger than the limited flow. Port loading-unloading flow is controlled in the preset range, so that equipment failure rate is reduced, normal production operations are guaranteed and operation efficiency can be optimized.

The invention discloses a powder stock bin. The stock bin comprises a straight barrel section and a conical section. The stock bin comprises a feed distributor (1), a baffle (5) and auxiliary fluid (7). The feed distributor is mounted on a stock bin inlet and provided with multiple distribution pipes, and it is guaranteed that powder perpendicularly flows into the stock bin in multiple passageways. The baffle is arranged in the region of the straight barrel section of the stock bin, each distribution pipe corresponds to one distribution region, and outlets of the distribution pipes and the centers of the regions are located on the same vertical line. The auxiliary fluid is arranged in the conical section of the stock bin, and the flow form of the powder is improved. Separation of particlesof the powder in the radial direction and the axial direction can be reduced, it is guaranteed that in the feeding and discharging processes, the powder in all the regions flows smoothly, and particle size distribution is uniform, the particle size stability of the powder is improved, and the product quality is effectively guaranteed.

The invention relates to a crane mechanical transmission device without a power source in the working area, which is characterized in that it includes a bridge frame, a lifting transmission mechanism, a crane running transmission mechanism and a trolley running transmission mechanism; The first lifting gear pair, the second lifting transmission shaft, and the second lifting gear pair; the crane running transmission mechanism includes: the crane running screw and the screw nut; the trolley running transmission mechanism includes: the trolley running transmission shaft, the trolley running transmission gear pair 1. The screw nut that the trolley running screw is fixed to the crane trolley. The advantages are: it solves the corrosion and radiation of corrosive gases and radioactive substances on the electrical system of the crane, and avoids damage to the electrical system. In addition, the device can satisfy the use function of the crane in special occasions, reduces the failure rate of equipment, is convenient for maintenance, and improves safety.

The invention discloses a carriage butt-joint device, belongs to the field of garbage transfer complete equipment, and solves the problem that an existing carriage butt-joint device is easy to collide and a longitudinal moving device is prone to garbage pollution. The adopted technical scheme is characterized in that the carriage docking device comprises two transverse moving guide rails fixedly arranged on a foundation side by side; the transverse moving guide rails are divided into a left station, a middle station and a right station according to carriage actions; and transverse moving brackets are movably mounted on the transverse moving guide rails, perform a reciprocating motion along the transverse moving guide rails under the effect of transverse moving oil cylinders, and move among three stations of the transverse moving guide rails. Longitudinal moving slide cars are mounted at one ends, far from compressors, of the transverse moving brackets, and perform a reciprocating motion along the longitudinal moving guide rails under the effect of longitudinal moving devices.

The invention relates to the technical field of power transmission, in particular to an optical storage micro-grid flexible networking system for a thermal power plant. The optical storage micro-grid flexible networking system for the thermal power plant comprises a thermal power plant unit which comprises a 6kV station bus and is used for performing power transmission on a power grid system; comprising a photovoltaic-energy storage-low-voltage electrical load micro-grid unit of a 400V integrated energy bus and is used for performing power transmission on the thermal power plant unit through a soft switching unit and a voltage transformation unit; and the high-voltage side of the soft switch unit transformation unit is connected to a 6kV station service bus, and the low-voltage side of the soft switch unit transformation unit is connected to a 400V comprehensive energy bus, and is used for providing a power transmission channel when the thermal power plant unit and the photovoltaic-energy storage-low-voltage electrical load micro-grid unit carry out power transmission. According to the technical scheme, the optical storage micro-grid flexible networking system for the thermal power plant is low in equipment failure rate, flexible in control mode and high in power supply reliability.

The invention provides circulating production technology for processing an organic fertilizer from faeces and remains. The technology comprises a step 1 of loading, in which materials are put to a loading area in a hand-operated or automatic manner; a step 2 of fermentation and granulation, in which a rotary blade device is adopted and circularly operates along a fermenting tank while the materials operates in a direction opposite to the device along the fermenting tank, and the moisture of the materials is gradually reduced from 50-80% to 30% and forms a granular organic fertilizer in a production cycle of 5-30 days, thereby achieving fermentation and granulation of the materials; and a step 3 of discharging, in which the fermented and granulated organic fertilizer is output in a hand-operated or automatic manner. Circulating production technology and the fermenting tank are adopted, the service efficiency of the device is increased, and the processing capacity of the device is improved. The technology is simple in process, the operation cost is reduced, and the failure rate of the device is reduced.

The invention discloses a desulfurization wastewater recycling and utilizing process and a desulfurization wastewater recycling and utilizing process device. The device comprises a wastewater treatment system and a collaborative removal system; the wastewater treatment system comprises a wastewater treatment pond and an additive adding system; the collaborative removal system comprises a collaborative removal tower; the collaborative removal tower is a vertically through tubular cavity; spraying equipment is arranged at the top of the collaborative removal tower; an opening in the bottom of the collaborative removal tower is connected with a flue gas outlet of an air pre-heater; an opening in the top of the collaborative removal tower is connected with a gas inlet of a dust removal device; a dust discharging opening of the dust removal device is connected with a dust conveying system; an exhaust opening of the dust removal collector is connected with a wet desulfurization system; an exhaust opening of the wet desulfurization system is connected with a chimney; a waste liquid outlet of the wet desulfurization system is connected with the wastewater treatment pond; the additive adding system is connected with the wastewater treatment pond; a water outlet of the wastewater treatment pond is connected with the spraying equipment through a wastewater pump. According to the desulfurization wastewater recycling and utilizing process and the desulfurization wastewater recycling and utilizing process device, the treatment disposal problems of desulfurization wastewater are solved; zero emission of the wastewater is realized; wastewater resources are realized.

The invention discloses an arc discharge type capacitance energy storage stud welding machine, comprising a transformer, a welding main circuit, an arc initiation circuit and a control module; wherein, the welding main circuit comprises a charging rectifier bridge, a charging controlled silicon, a storage capacitor and a discharging controlled silicon; the charging rectifier bridge is connected with the secondary coil of the transformer by the charging controlled silicon, the storage capacitor is connected with the output terminal of the charging rectifier bridge in parallel and is connected with the output terminal of the welding main circuit by the discharging controlled silicon; the arc initiation circuit comprises an arc initiation controlled silicon and an arc initiation rectifier bridge, wherein, the arc initiation rectifier bridge is connected with the secondary coils of the transformer by the arc initiation controlled silicon, the output terminal of the arc initiation rectifier bridge is connected with the output terminal of the welding main circuit in parallel; and the control terminals of the charging controlled silicon, the discharging controlled silicon and the arc initiation controlled silicon are respectively connected with the control module. The invention provides an arc discharge type capacitance energy storage stud welding machine which can weld galvanized steel plates with low failure rate.

The invention discloses flocculation equipment which comprises a flocculation tank, a feeding device, a stirring device and mud scraping equipment, wherein the feeding device is connected with the flocculation tank; the stirring device and the mud scraping equipment are arranged inside the flocculation tank and are matched with the feeding device; the stirring device comprises a stirring shaft, stirring paddles detachably connected with the stirring shaft and a driving part for driving the stirring shaft to rotate; a storage channel is formed inside the stirring shaft; discharge channels communicated with the storage channel and discharge holes which are formed in the outer surfaces of the stirring paddles and are communicated with the discharge channels are formed inside the stirring paddles; one-way discharge devices matched with the discharge holes are arranged on the stirring paddles. The discharge holes of the flocculation equipment are directly formed in the stirring paddles, a flocculant can be directly ejected into a water body when being stirred, then the flocculation effect can be greatly improved, and a finally obtained water body is free of impurity residue and is clean.

The invention discloses a Yue type efficient bucket elevator including a transmission belt, hoppers, a discharging device, and a feeding device. The transmission belt is arranged in a surrounding mode, plural hoppers are mounted on the transmission belt and are driven by the transmission belt to achieve lifting, a discharging opening of the discharging device is formed in one side of the transmission belt, a feeding opening of the feeding device is formed in the other side of the transmission belt, and the feeding device is arranged below the discharging device. The bucket elevator is prevented from stacking at the bottom, the blocking and clamping are not caused, the equipment failure rate is lowered, in addition, the bucket elevator does not need to carry out sleeving on the lower section manually, the load of a motor is lowered, and the continuous operation of production can be guaranteed.

The invention relates to an airflow distribution device of an electric bag dust collector, which includes a housing, a first distribution plate, a second distribution plate, and a third distribution plate. The first distribution plate, the second distribution plate, and the third distribution plate are from From the outside to the inside, they are arranged in the casing of the reducing pipe in sequence. The upper panels of the first distribution plate and the second distribution plate are at 90° to the upper panel of the casing, and the upper panels of the first distribution plate and the second distribution plate are The lower panel is 90° to the lower panel of the housing, the shape of the third distribution plate is spherical, and the opening ratios of the airflow holes on the first, second and third distribution plates are 40%, 60%, and 80% respectively , the shapes of the airflow holes on the first, second and third distribution plates are five-pointed star, four-pointed star and three-pointed star respectively. This kind of device adjusts the flow velocity of the inlet airflow in the variable diameter pipe, so that the airflow is evenly diffused and distributed, the purification efficiency is improved, and the failure rate of the equipment is reduced.

The invention discloses a generator set intelligent monitoring system, and the system comprises an on-site monitoring system, a data transmission system and a remote control system, wherein the on-site monitoring system is used for monitoring various data and states of a generator set working site, and the data transmission system is used for transmitting various data signals; the remote control system is used for remote background operation of personnel, the on-site monitoring system comprises equipment abnormal sound monitoring, cooling oil monitoring, transmission mechanism monitoring, real-time temperature monitoring, current and voltage monitoring and prison real-time picture monitoring by mistake entering state monitoring, the data transmission system comprises Internet and wired connection, and the remote control system comprises a remote control module. The cooling oil monitoring can effectively reduce the equipment failure rate caused by over-high temperature due to insufficient cooling oil, and the transmission mechanism monitoring can monitor some movably connected structures more conveniently and feed back the pressure after connection in time, so the background can judge whether looseness exists or not, and the maintenance efficiency is improved.