63results about How to "Achieve the purpose of clearing" patented technology

The invention relates to a paper currency sorting equipment in banks and financial institutions, in particular to a multi channel paper currency auto sorting equipment, which solves the problems of paper currency unsmooth moving, easily getting jammed, producing noise and so on. The horizontal structure facilitates removing the jammed paper currency and maintenance. The invention comprises a currency feeding device and a plurality of currency receiving devices fixed on the frame. The currency feeding device is connected with the currency receiving devices by a horizontal conveyer which is provided with a check device. All parts form a horizontal structure. The invention has the advantages of smooth currency moving, convenient open, simple structure, high accuracy, etc.

The invention discloses a solar photovoltaic roof structure. The solar photovoltaic roof structure comprises a roof, wherein mounting bars are arranged on the surface of the roof at equal intervals, a flow guide groove is formed between every two adjacent mounting bars, and photovoltaic panels are mounted between every two adjacent mounting bars; each flow guide groove is covered with a waterproof layer, insertion slots are formed in the upper surface of each mounting bar, and clamping slots communicating with the insertion slots are formed in the mounting bars. The solar photovoltaic roof structure is simple and reasonable in layout, the photovoltaic panels are convenient to disassemble, assemble and replace, the utilization rate of sunlight is high, the heat dissipation effect is good, meanwhile accumulated snow or frozen ice on the surfaces of the photovoltaic panels can also be eliminated, the functions are complete, performance is perfect, the energy conservation effect is good, and the problems that existing solar roof technologies are not perfect enough, roof utilization is not thorough enough, the installation steps of photovoltaic panels are complicated, firmness is poor, and improvement is urgently needed are effectively solved.

The present invention relates to a fence type greasy dirt cleaing method from surface of water. It adopts ring fence equipment to surround and enclosed the greasy dirt on the surface of the water, a contraction driving device is mounted nearby said fence equipment, and can be used for progressively rolling up said ring fence equipment to contract the surrounding area, and said ivnention utilizes the specific gravity difference of oil and water to collect the greasy dirt and make it higher than water level, so that the greasy dirt collector mounted i nthe greasy dirt surrounding zone can be used for sucking the greasy dirt out of the surface of the water and conveying the greasy dirt away by means of oil pipe.

The invention is concerned with double-channel paper money automatic separating machine, including: the rack, the equipment for inputting money fixing on the rack, the equipment for testing money, the transmitting equipment, the equipment for getting money, the inputting end of the equipment for inputting money locates at the bottom of the inputting opening, the equipment for testing money is set at the rear part of the equipment for inputting money, the inputting end of the equipment for testing money connects with the outputting end of the equipment for inputting money by the channel, the transmitting equipment sets at the rear part of the equipment for testing money, the outputting end of the transmitting equipment connects with the outputting end of the equipment for testing money by the channel, the outputting end of the transmitting equipment connects with the return storehouse, the receiving equipment sets at the bottom of the transmitting equipment.

The invention discloses an anti-blocking electro-hydraulic control system for a sugarcane harvester conveying channel. The system comprises an electronic control unit and a three-position four-way electromagnetic throttling reversing valve, wherein two hydraulic ports of the three-position four-way electromagnetic throttling reversing valve are correspondingly connected with two hydraulic ports ofa hydraulic motor, and the other two hydraulic ports of the three-position four-way electromagnetic throttling reversing valve are correspondingly connected with a hydraulic source and an oil tank; magnetic steel and a torque sensor are installed on a conveying shaft, and a rotating speed sensor is installed near the magnetic steel; the signal output end of the rotating speed sensor and the signal output end of the torque sensor are connected with the input end of the electronic control unit, and the output end of the electronic control unit is connected with an electromagnetic valve of the three-position four-way electromagnetic throttling reversing valve; and the rotating speed sensor, the torque sensor, the electronic control unit and the electromagnetic valve of the three-position four-way electromagnetic throttling reversing valve are correspondingly connected with a switching power supply so as to obtain a working power supply. According to the anti-blocking electro-hydraulic control system, the running direction of the conveying channel can be automatically controlled according to the torque and the rotating speed of the conveying shaft so that a blockage of the conveying channel can be removed.

The invention discloses a gas water heater which comprises a heat exchanger and a descaling device. The heat exchanger is provided with a water inlet pipe and a water outlet pipe, the descaling device is arranged on the water inlet pipe and is provided with a descaling agent cavity, the descaling agent cavity is communicated with the water inlet pipe, and a waterway switch is arranged on a communication pipeline between the descaling agent cavity and the water inlet pipe. The gas water heater has the advantages that when a pipeline self-cleaning mode is started, descaling agents in the descaling agent cavity flow into pipelines of the gas water heater along with water flow in the water inlet pipe, so that the purpose of cleaning scale adhered on the inner walls of the pipelines can be achieved, the heat exchange efficiency of the gas water heater can be improved, the quality of water can be enhanced, and the healthfulness and the safety of the bathing water can be guaranteed; the gas water heater further has a high-temperature pipeline sterilization function, so that the cleanliness of the pipelines can be further improved, and the healthfulness and the safety of the bathing water can be further guaranteed.

The invention relates to garbage cleaning equipment, in particular to cleaning equipment for garbage in a municipal administration park lake, and aims at achieving the technical purpose of providing the cleaning equipment which is high in cleaning efficiency, saves time and labor and is used for the garbage in the municipal administration park lake. To achieve the technical purpose, the cleaning equipment for the garbage in the municipal administration park lake is provided and comprises a bottom plate, wheels, a first bearing pedestal, a first rotating shaft, a first gear, a first motor, a second gear, a top plate, a second bearing pedestal, a lead screw, an installation base and the like. The bottom of the bottom plate are symmetrically and rotationally connected with the wheels, the left side of the top of the bottom plate is connected with the first bearing pedestal and the first motor in a bolt connection manner, and the first bearing pedestal is arranged on the left side of the first motor. The cleaning equipment achieves the effects of being high in cleaning efficiency and saving time and labor, the first motor drives the rotating shaft and the top plate to do rotational movement through cooperation of the second gear and the first gear, and then a net frame is driven to move to the lake face.

The invention discloses a spray for treating rheumatalgia. The spray is prepared by raw materials, namely, Oleum terebinthinae, Radix Angelicae Sinensis, Rhizoma Chuanxiong, Flos Carthami, Radix Saposhnikoviae, Radix Angelicae Pubescentis, Notopterygium incisum, Viscum album, Sanguis Draconis, Radix Angelicae Dahuricae, Asarum sieboldii, Carica Papaya, borneol, camphor, Artemisia lactiflora Wallex DC, Herba Abri, Leaf of argyi wormwood, Cortex Cinnamomi Cassiae, Pericarpium Zanthoxyli, Radix Achyranthis Bidentatae, Harms Manyprickle Acanthopanax, Caulis Piperis Kadsurae, Bungarus Parvus, Zaocys dhumnades, Semen Brassicae, Fructus Evodiae, rhizoma atractylodis, Milkvetch Root and Rhizoma Atractylodis Macrocephatae, which are all mixed in the proportion 1 : 1 and then brewed in yellow wine 1-10 times quantity of the total mixed drugs or sorghum liquor with more then 60 degrees for ten days. The invention has the efficacies of expelling rheumatism, dispelling cold-evil, promoting blood circulation by removing blood stasis, removing swelling and relieving pain, nourishing the stomach and invigorating the spleen, reinforcing the kidney and strengthening the bones, dredging meridians and collaterals and freeing channels, supplementing qi and nourishing blood, recovering and nourishing yin and strengthening antiviral ability and immunity of the human body.

The invention relates to soil remediation equipment, in particular to high-metal soil removing equipment for soil remediation, and solves the problems that an existing soil heavy metal removing devicecannot achieve continuous removing operation on metal components in soil, and the heavy metal soil removing efficiency is affected. High-metal soil removing equipment for soil remediation comprises asupport, a funnel, a conveying mechanism, a driving mechanism, a metal adsorption mechanism, a repeated transmission mechanism and the like, wherein the funnel is fixedly arranged at one end of the support, the conveying mechanism is arranged on one side face of the support, the driving mechanism is arranged on the support, the metal adsorption mechanism is arranged on the driving mechanism, andthe repeated transmission mechanism is arranged on the support and the driving mechanism. According to the device, the conveying belt and the magnetic adsorption roller are matched to work, soil containing heavy metal can be removed in the soil conveying process, and therefore the purpose of removing heavy metal components in the soil can be achieved.

The invention aims to solve the problem that lamp boxes are prone to deformation and even loosening connection with walls when encountering wind and provides a stable advertising lamp box which comprises a lamp box body. The lamp box body comprises a frame mounted on a wall and a lamp mounted on the frame, the lamp comprises a plurality of sets of lamp blocks, each set of the lamp blocks include amain lamp block and an auxiliary lamp block, a lighting lamp is arranged in each main lamp block which is fixedly connected with the frame, and each auxiliary lamp block is hinged to the corresponding main lamp block and can swing along the same; a through hole is formed in each main lamp block, a U-shaped airbag with two ends contacting with the corresponding auxiliary lamp block is penetratingly arranged in each through hole, a front-end air inlet and a rear-end air inlet are arranged in the main lamp block, each U-shaped airbag is divided into a front-end airbag and a rear-end airbag by awind membrane, each front-end airbag is communicated with the corresponding rear-end air inlet through a rear-end inflation pipe, and each rear-end airbag is communicated with the corresponding front-end air inlet through a front-end inflation pipe.

The invention discloses a blockage bridging removal machine for an ore bin, which comprises a pressurization plate (1), a cylinder (2), a compressed air inlet pipe (3), a triturating device (4), a base (7) and an electromagnetic directional valve (6) for controlling reciprocation of the cylinder. A piston rod head of the cylinder (2) is fixedly sleeved on the pressurization plate (1), the triturating device (4) is combined by welding a plurality of mutually parallel triturating rods by an annular round pipe, each triturating rod is a seamless steel pipe, one end of each seamless steel pipe is perpendicularly fixed onto the pressurization plate (1), the other end of each seamless steel pipe is provided with an air nozzle (8) and transversely extends into an ore bin throat section (10) through the base (7), the compressed air inlet pipe (3) is communicated with the seamless steel pipes of the triturating device (4), and the base (7) is fixedly mounted on the side wall of the ore bin throat section (10). Blockage bridging due to sticky rolling balls formed at a bin outlet by sticking excessive thin materials in the ore bin can be thoroughly removed by the blockage bridging removal machine for the ore bin.

The invention discloses a material bed clearing structure of a centrifugal machine. The structure is capable of clearing away residual materials on drums and comprises a casing, a drum arranged in the casing and a scraper which is arranged in the drum. Filtering holes are formed in the wall of the drum, and a blower aligning at the filtering holes to perform blowing is arranged on the casing. The structure has the advantages that the blower is used for blowing residual material beds on the inner wall of the drum from the reverse side, so that the residual material beds fall off, and clearing is achieved.

The invention discloses a dual-injection type injecting and dust-removing device and process. The dual-injection type injecting and dust-removing device comprises two injection gas transmission pipes and an injection pipe, wherein one injection gas transmission pipe is connected to an upper nozzle which is formed in the upper part of a filter cartridge of a dust remover; the other injection gas transmission pipe is connected to a lower nozzle which is formed in the lower part of the filter cartridge of the dust remover; the injection gas transmission pipe for supplying gas to the lower nozzle is connected to a dust-containing gas inlet pipeline of the dust remover; the injection gas transmission pipe for supplying the gas to the upper nozzle is connected to a gas outlet pipe of a gas purification chamber of the dust remover or an external gas supply device; the temperatures in the injection gas transmission pipes are controlled to be 350-750 DEG C; the pressures in the injection gas transmission pipes are controlled to be 0.5-2.5MP; the two injection gas transmission pipes are used for injecting alternately; the ratio of the injection times of the upper nozzle to the injection times of the lower nozzle is 1 to (0.5-4). By adopting the combined manners of internal injection and back blowing as well as external injecting and peeling at the bottom of the filter cartridge of the dust remover and controlling the selection of injection temperature and injection manners, the working efficiency of the device is improved and the operation cost is reduced.

The invention provides a block clearing device for a combustion chamber negative pressure sampling pipeline. The block clearing device comprises a sampling pipe, a coil, a block clearing assembly andan anti-falling frame, wherein the sampling pipe comprises an inner sampling pipe and an outer sampling pipe, one end of the inner sampling pipe downwards obliquely penetrates through a heat preservation wall and extends into a combustion chamber, and the other end of the inner sampling pipe is arranged outside the heat preservation wall and is welded with one end of the outer sampling pipe into awhole sampling pipe; the anti-falling frame is welded on the inner wall of a welding part between the inner sampling pipe and the outer sampling pipe; the coil is uniformly wound on the outer wall ofthe middle part of the sampling pipe, and the two ends of the coil are electrically connected with a polarity reversing switch; and the block clearing assembly is arranged inside the sampling pipe and can slide back and forth along the two ends of the sampling pipe, the block clearing assembly is provided with a first magnet and a second magnet in an embedded mode, and the opposite faces of the first magnet and the second magnet are in a same polarity. The block clearing device for the combustion chamber negative pressure sampling pipeline does not need to withdraw main protection, an end cover of the sampling pipe does not need to be opened, and the purpose of efficient block clearing of the sampling pipeline can be achieved no matter the load of the unit; and in addition, the normal sampling is not affected under a working and a stopping state, the stable operation of the unit is not affected, the device is not limited by time, and the operation is simple.

The invention belongs to the field of hardware plate machining, particularly relates to stamping, bending and welding equipment, and aims to solve the problems that harmful gas is often generated when existing plates are welded, the body health of operators is damaged for a long time, a plurality of procedures such as deslagging and polishing need to be carried out on the plates by workers after welding, time and labor are wasted, and the production efficiency is poor. According to the technical scheme, the equipment comprises a bottom plate, the top of the bottom plate is fixedly connected with a U-shaped frame and two side plates, the tops of the two side plates are fixedly connected with the same top plate, the top of the U-shaped frame is fixedly provided with a hydraulic machine, and an output shaft of the hydraulic machine is provided with a telescopic rod. During use, harmful gas can be effectively filtered, purified and discharged, meanwhile, welding slag generated by welding can be continuously removed after welding is completed, finally, exposed welding seams are polished and ground, the machining procedures after welding are effectively reduced, and the machining efficiency is improved.

The invention discloses an ice and snow removing vehicle. The ice and snow removing vehicle comprises a vehicle body, wherein a collecting box for collecting ice and snow, a conveying device for conveying the ice and snow from an ice surface into the collecting box, and a deicing device for breaking the ice and snow and sending the ice and snow into the conveying device are sequentially arranged on the vehicle body from the front side to the back side; the deicing device comprises a rotationally arranged rotating shaft and an ice scraping device; the rotating shaft is arranged in a manner of stretching in the left and right direction; a first helical blade and a second helical blade are symmetrically arranged on the outer wall of the rotating shaft along the axial center; the ice scraping device stretches in the left and right direction and positioned behind the rotating shaft. The rotating shaft is driven to rotate so as to drive the first helical blade and the second helical blade which are in forward and reverse arrangement on the outer wall of the rotating shaft so as to gather the ice and snow to a middle position of the rotating shaft, a packing auger is driven to rotate to send the gathered ice and snow from an inlet into a conveying sleeve, convey the ice and snow upwardly and send out the ice and snow from an outlet in the upper end of the conveying sleeve so as to send the ice and snow into the collecting container, so that the purpose of removing the ice and snow is achieved.

The invention discloses a rotary air floatation tank. The rotary air floatation tank comprises a reaction tank, wherein a raw water inlet and a drug inlet are formed in the upper end of the reaction tank; a raw water outlet is formed in the lower end of the reaction tank; the reaction tank is internally provided with a first stirring device; the first stirring device comprises a stirring shaft which is vertically arranged, multiple groups of stirring blades which are fixedly arranged on the stirring shaft and a first motor which is used for driving the stirring shaft to rotate; a controller is used for controlling the first motor to drive the stirring shaft to forwards rotate by two circles at first and then reversely rotate by two circles so as to do periodic reciprocating rotation; a contact separation tank is located at the downstream of the reaction tank; the lower side of the contact separation tank is communicated with the raw water outlet; the contact separation tank is internally provided with a baffle plate; the baffle plate is used for separating the contact separation tank into a contact zone in the upstream and a separation zone in the downstream; the separation zone comprises a slag removing assembly, a rotating assembly and a water draining assembly. The rotary air floatation tank disclosed by the invention has the beneficial effects that mixing of a coagulant and raw water is quickened, scum in a dead corner of a slag guiding plate and under the separation zone can be cleaned in time, the silt content of clear water is greatly reduced, the purpose of saving the volume of a filter layer is achieved, and the service life of the filter layer is prolonged.

The invention discloses milk normal-pressure filling equipment. The milk normal-pressure filling equipment structurally comprises a control panel, a shell, trundles, a fixing bottom plate, bottom feet, a filling head, a storage tank and a bin cleaning device, wherein the control panel is installed on the side face of the shell, the shell is mechanically welded to the fixing bottom plate, the storage tank is mechanically welded to the shell, the bin cleaning device is arranged in the storage tank, and the storage tank is fixedly connected with the filling head. The milk normal-pressure fillingequipment has the beneficial effects that a suspension frame is arranged to be of a hollow structure, so that in a milk liquid level changing process, a spacing cover can support a hollow plate and acircular ring floats on the milk liquid level, the scraping end is always tightly attached to the inner wall of the storage cavity, in a rotating process of a scraper blade, residual milk rings left on the inner wall of the storage cavity due to the fact that milk is reduced and the liquid level descends are scraped off, the purpose of removing the residual milk rings is achieved, the milk rings are prevented from being dried and solidified on the inner wall of the storage cavity, and the storage cavity is easier and more convenient to clean.

The invention discloses a medicine crushing device with an automatic impurity screening function for animal husbandry and veterinary medicine, and relates to the technical field of animal husbandry equipment. The device comprises a device body, the front face of the device body penetrates through and is slidably provided with a material collecting box, the device body is internally provided with a crushing roller device, the top of the device body is fixedly provided with a round shell, and the top of the inner wall of the round shell is fixedly provided with a feeding port with the top and the bottom gradually decreasing from the outer side to the center in an inclined mode; the interior of the round shell is fixedly connected with a hollow column through a frame plate. A motor is matched with a rotating rod, so that the motor drives the rotating rod to rotate, and the rotating rod drives a conical disc to rotate through a transverse plate, so that medicines drop on the conical disc dispersedly and roll towards the edge of a round shell, and impurities mixed in the medicines penetrate through an annular groove and drop on a concave disc through the annular groove; therefore, the purpose of removing impurities in the medicine is achieved.

The invention discloses a rotary tillage combined seed and fertilizer drill which comprises a rack. A power transmission mechanism is arranged on the rack; a first rotary cultivator is further arranged on the rack; a mud and grass conveyor belt is arranged above the first rotary cultivator; a suppressing roller is arranged behind the first rotary cultivator, and roller burs are arranged at the periphery of the suppressing roller; a drill barrow foot is arranged behind the suppressing roller, a part of drill barrow foot is parallel to the arc shape of the peripheral face of the suppressing roller, an arch opener is arranged at the lower end of the drill barrow foot, the spine of the front end of the arc opener is in an arc shape, the arc portion of the arc opener is tangent with the arc portion of the drill barrow foot, and the drill barrow foot is located at the dead astern of the motion track of the corresponding roller burrs; a plug removal rotary knife roller is arranged behind thedrill barrow foot, a plug removal rotary knife is arranged at the peripheral face of the plug removal rotary knife roller, the plug removal rotary knife is located at the side edge of the drill barrowfoot when rotated to the front part, and the first rotary cultivator, the mud and grass conveyor belt, the suppressing roller and the plug removal rotary knife roller are the same in rotating direction. The rotary tillage combined seed and fertilizer drill has the advantages that mud and grass are removed easily, the stress of the drill barrow foot is small, and energy consumption is low.

The invention relates to a cleaning device, in particular to a power line foreign matter removing device. The power line foreign matter removing device is composed of a lifting rod, a connecting rod,a supporting plate and a mounting plate; one side of the top end of the lifting rod is provided with the connecting rod through a fixing rod; one end of the connecting rod is fixedly provided with thesupporting plate; and the other end of the connecting rod is fixedly provided with the mounting plate. During the operation of the power line foreign matter removing device, a pull rope enables a cutter rod to drive a cutter to retreat and compress a spring, and then the cutter is quickly reset under the action of the spring so as to perform impact-cutting on a foreign matter wound on a power line, and therefore, the foreign matter wound on the power line can be removed. According to the prior art, an insulating rod is adopted to hook a foreign matter so as to remove the foreign matter; sincethe top of the insulating rod is provided with no sharp structures, the insulating rod fails to quickly hook the inside of the foreign matter, and as a result, the foreign matter cannot be quickly removed. With the power line foreign matter removing device of the invention adopted, the problem in the prior art can be solved. The power line foreign matter removing device has the advantages of simple structure, convenient operation, and fast removal of foreign matters, and is particularly suitable for being used in power line foreign matter removal.

The invention discloses a building template waste removing device, and relates to the technical field of building equipment. The device comprises a base, an electric conveying roller set is fixed to the top of the base, a protective cover is fixed to the top of the base, a rubber electric telescopic pressing plate is slidably mounted on the upper portion of the interior of the protective cover, and an atomization dust removal device is fixed to the top of the protective cover; the output end of the atomization dust removal device is fixed to the top of a rubber electric telescopic pressing plate, a formwork surface layer hardened cement removing device is arranged on the right side of the top of the base and comprises an inclined plate, and the inclined plate is fixed to one side of the top of the base. When the building template moves, the spine rods crush cement blocks adhered to the outer side of the building template, so that the large hardened cement blocks adhered to the building template are separated from the surface of the building template, and the purpose of removing the cement blocks is achieved.

The invention relates to the technical field of household goods auxiliary equipment, and discloses dirt treatment equipment for a circular floor mat. The equipment comprises a shell, a bracket, two electric lifting rods, a sealing cover, a driving motor, an upper disc-shaped brush, a hollow positioning disc, three soft limiting mechanisms, three clamping mechanisms, a lower partition plate, a vertical pushing mechanism, a low-speed motor, a vertical movable disc, a movable sealing ring, a torque motor, a lower rotating and scraping mechanism, a water guide pipe, a drainage pipe and a control panel; the bracket is located over the shell, the two electric lifting rods are symmetrically mounted at the inner side of the bracket, and the sealing cover is connected between the tail ends of the two electric lifting rods. By means of the dirt treatment equipment for the circular floor mat, soft connection positioning of the floor mat is achieved, the situation that the floor mat is damaged byexcessive external stress when the mechanisms run is prevented, repeated unfolded cleaning is conducted on dirt in gaps of grooves in the upper surface of the floor mat accordingly, and therefore thequality of removing the dirt in the gaps of the grooves in the surface of the floor mat is effectively improved.

The invention discloses a river channel environment ecological protection device, and relates to the technical field of ecological protection. The river channel environment ecological protection device comprises a mounting frame, fixing blocks are uniformly mounted on one side of the mounting frame, a fixing rod is fixedly connected to the inner wall of the mounting frame, a device block is fixedly connected to the side, away from the fixing blocks, of the fixing rod, and an intercepting net is mounted on the side, away from the fixing rod, of the device block. A rectangular groove is formed in the position, close to the intercepting net, of the device block, a threaded rod is mounted in the rectangular groove, one end of the threaded rod penetrates through the device block to be connected with a connecting rod, a rotating disc is fixedly connected to the end, away from the threaded rod, of the connecting rod, a collecting device is mounted at the end, away from the rotating disc, of the threaded rod, and a floating device is mounted in the collecting device. According to the river channel environment ecological protection device, the purpose of collecting garbage in a river channel in a centralized mode is achieved, the workload of salvage personnel is reduced, and the collection efficiency of the device is improved.

The invention relates to a residual liquid removing device. The residual liquid removing device is used for cleaning a battery liquid injection port and comprises an air inlet pipe, an exhaust pipe and a cleaning head assembly, wherein the exhaust pipe communicates with the battery liquid injection port; and the cleaning head assembly comprises at least one air duct, one end of the air duct is connected with the air inlet pipe, and the other end of the air duct abuts against the battery liquid injection port. According to the residual liquid removing device, compressed air is introduced to thecleaning head assembly, a high-pressure air flow is sprayed to the battery liquid injection port and atomizes the residual liquid at the liquid injection port by using the at least one air duct on the cleaning head assembly, and then the atomized electrolyte residual liquid is pumped away by using an air pumping device, so that the purpose of removing the residual liquid is achieved. By adoptingthe residual liquid removing device, no pollution is caused, and waste gas and waste liquid are easy to recycle; and residues in an electrolyte injection hole can be efficiently cleared, no consumables and no material replacement are needed in the cleaning process, the production cost is effectively reduced, the purpose of rapid and efficient cleaning is finally achieved, and the requirement for 24-hour unmanned operation is further met.