101results about How to "Improve firing efficiency" patented technology

The invention discloses a matte glaze applied to sanitary ceramics, the sanitary ceramics applying the matte glaze and a preparation method, and relates to the technical field of sanitary ceramics. The matte glaze applied to sanitary ceramics comprises the following raw materials by weight: 25-27 parts of potassium feldspar, 17-20 parts of quartz, 1-3 parts of zinc oxide, 8-12 parts of dolomite, 5-8 parts of wollastonite, 5-8 parts of kaolin, 6-8 parts of aluminum oxide, 7-9 parts of zirconium silicate, 1-4 parts of frit, 6-9 parts of barium carbonate, 5-9 parts of calcined talc and 0.5-1.5 parts of lithium carbonate. A certain quantity of lithium carbonate is introduced to achieve fluxing, the melting temperature of the raw materials is reduced, mutual fusion of the raw materials is facilitated, the viscosity of the frit is improved through lithium carbonate, the viscosity of the matte glaze is reduced, the flowing property of the matte glaze at high temperature is improved, flowing of crystals separated out of the matte glaze is facilitated, the crystals are arranged more uniformly and orderly, the glaze surface flatness is conveniently controlled, and the sanitary ceramic firingefficiency is improved.

A porcelain grey tile without carburization and a sintering method thereof. Bauxite, purple sand, clay, and gas stove coal cinder are mixed, added with water to prepare a green body, and then the porcelain grey tile without carburization is sintered under a certain temperature condition. According to the invention, a mixture of multiple materials is used instead of pure clay for sintering, which saves clay resources; the green body does not crack when a lot of water is lost within a short period, which greatly shortens the drying time of the green body; during high temperature sintering, carbon particles are generated in raw coal reactions of generator gas and gas stove coal cinder, and colorize the inner and outer sides of the green body, which omits the colorization and color preservation processes in the prior art, shortens the process flow, increases the sintering efficiency, and saves energy.

The invention provides a controlled earthquake source partitioning type simultaneous scanning motivating method. The controlled earthquake source partitioning type simultaneous scanning motivating method comprises the steps that a work area is divided into an area A and an area B, the shot points with the distance between every two adjacent shot points larger than the minimum simultaneous motivating distance are the shot points meeting the scanning motivating conditions, the shot points meeting the scanning motivating conditions are located in an area A1 and an area A2 respectively and are not motivated, motivating is conducted in other areas; sliding scanning or alternate scanning is conducted on shot points, in the area B, in a signal queue, when multiple shot points are located in the area B, the distance between each shot point and the center of the work area is calculated, and the sliding scanning or the alternate scanning is conducted preferably on the shot points with the distances between the shot points and the center of the work area being small. According to the controlled earthquake source partitioning type simultaneous scanning motivating method, the probability of the shot points, located in the middle of the work area, meeting the simultaneous motivating conditions is smaller than that of the shot points located on the edge of the work area. When shot point motivating is conducted, the ratio of simultaneous motivating is higher, the efficiency is higher; in this way, the ratio of the simultaneously motivated shot points is increased, and then the motivating efficiency is improved.

The embodiment of the invention provides a system of firefighting controlled by an unmanned aerial vehicle (UAV). The system comprises the firefighting UAV and a dispatching control center, wherein the firefighting UAV carries firefighting rocket projectiles; the dispatching control center is used for controlling the firefighting UAV; when receiving a fire behavior detection instruction of the dispatching control center, the firefighting UAV flies to a target location and detects the fire behavior of the target location; and when receiving a firefighting instruction which is sent by the dispatching control center according to the fire behavior of the target location, the firefighting UAV fires the firefighting rocket projectiles towards the target location, thereby achieving the firefighting operation. The system provided by the invention is high in firefighting intensity and firefighting efficiency, can provide fire protection for a high-rise building, and can provide guarantee for the life and property safety of residents.

The invention discloses a controllable dynamic sliding scanning excitation method for seismic sources in the process of acquiring seismic data. A coordinate system of taking the distance D between every two seismic sources as an abscissa axis and taking a time interval T between a front cannon and a rear cannon as a longitudinal axis is established; alternative scanning points, sliding scanning points and simultaneous scanning points are connected to form a dynamic sliding scanning curve; the adjustment of the excitation is realized according to the values of the distance D between every two seismic sources and the time interval T between the front cannon and the rear cannon. According to the method disclosed by the invention, by the method of adopting different excitation modes under the conditions of setting different distances of the seismic sources and the time intervals, the proportion that the seismic sources simultaneously vibrate can be improved, the time interval of blasting time of the two cannons is compacted on the whole, and further the blasting efficiency is greatly improved.

The invention discloses an automatic fire alarm system. The automatic fire alarm system comprises a fire-fighting module, a fire-fighting control room and an evacuating module, wherein the fire-fighting module comprises a fire detector, a manual alarm button, a smoke exhaust system, a fireproof door, a fireproof roller shutter door, a fire-fighting plunger pump and a gas fire-extinguishing device;the fire detector comprises smoke sensing detectors and temperature sensing detectors placed in many places; the fire-fighting control room comprises a fire alarm controller, a fire-fighting controlpattern display, a special fire-fighting telephone assembly and a fire-fighting power supply monitor; the fire alarm controller is used for receiving a feedback signal of the fire detector and controlling other modules to operate; and the evacuating module comprises a special fire-fighting extension telephone, a fire emergency broadcasting system, a fire alarm, an evacuation indicating system anda fire-fighting emergency light. By matching the fire-fighting module, the fire control room and the evacuating module, work of fire-fighting equipment is controlled automatically to quench fire and guide crowds to evacuate immediately, so that the condition that the manual control efficiency is low is avoided, and the fire-extinguishing efficiency is increased.

The invention discloses a preparation method of sludge ceramsite, which comprises the steps of pelletizing municipal sludge and clay in a pelletizer to form pellet cores with a particle size less than2mm, conveying the pellet cores into a ball forming mill to form mixed pellets through interaction among the pellet cores, and performing drying, roasting and cooling to form the ceramsite at last. High temperature waste gas after roasting enters a drier; energy of the high temperature waste gas is used for drying the pellets; the waste gas after the drying is sent to a roasting machine from an inlet; harmful gas such as odor in the waste gas is decomposed and burnt in a high temperature environment of the roasting machine; and the emission of the harmful gas is reduced. The ceramsite prepared by the method can meet requirements of structural concrete on strength of aggregate, is used for engineering construction of roads, bridges and the like, and can be also used for virescence, pollution treatment and the like as an adsorbing material. Water is not required to be added; a combination of internal combustion and external combustion of ceramsite roasting is achieved by combustibilityof organic substances in the sludge; the energy is saved; and secondary pollution is avoided.

The invention discloses a data analysis method and a data analysis system for a firing system of an architectural ceramic kiln. The data analysis method comprises generating an optimal prediction curve through a data obtaining step, a model building step, a data prediction step and an optimal prediction curve forming step. According to the model building step, Cartesian product operation is carried out on a temperature array value_range within N days, iterative prediction is carried out through a random forest model, and an optimal value array is updated; a data analysis system generates the optimal prediction curve through a data acquisition module, a model building module, a data prediction module and an optimal prediction curve forming module. According to the data analysis method and the data analysis system for the building ceramic kiln firing system, the optimal prediction curve is formulated, so that the problem that the firing efficiency and the yield of ceramic tiles are affected due to long service time of manual adjustment is solved.

The invention relates to an electronic kiln feed mechanism, and belongs to the technical field of electronic product sintering kilns. The feed mechanism comprises a chassis, a sliding stand, a rack, a power driven gear, a feeding device and a sliding stand shifter, wherein the top of the chassis is fixedly provided with a first beam and a second beam, a first guide rail base is fixedly arranged on the first beam, the first guide rail base is fixedly provided with a first guide rail, the second beam is fixedly provided with a second guide rail base, and a second guide rail is fixedly arranged on the second guide rail base; the sliding stand is slidably matched with the first guide rail, and is slidably matched with the second guide rail; the rack is fixed on one side, facing to the second guide rail base, on the first guide rail base or one side, facing to the first guide rail base, on the second guide rail base; the power driven gear is arranged on the sliding stand; the feeding device is connected with the power driven gear; and the sliding stand shifter is arranged on the sliding stand and is matched with the rack. The feed mechanism provided by the invention has the advantages that the firing efficiency of an electronic product in unit time of an electronic kiln is improved and energy sources are saved for the electronic kiln.

The invention discloses a pelletizing method and a pelletizing system for sludge ceramsites. The pelletizing method comprises the following steps: sludge is fed into a granulator in an atomization manner, high-speed airflow is adopted for feeding other finely ground raw materials into the granulator, and ball cores with the diameter being smaller than 1 mm are formed after mixed granulation process is completed; the ball cores are fed into a pelletizer for forming mixture balls with the diameter being small than 10 mm, so as to finish primary pelletization; and clay and the mixture balls obtained in the second step are fed into the pelletizer for forming clay coated balls with the diameter being larger than 10 mm, so as to finish secondary pelletization. The clay coated balls formed by adopting the method are characterized in that an outer layer is the clay and an inner layer is a mixture of the sludge, the clay and coal ash. According to method provided by the invention, dewatered sludge discharged from municipal sewage plants is taken as a raw material, no extra water is required to be added, the sludge is prepared into the clay coated balls, and the clay coated balls are placedin a high temperature environment and baked into ceramsites; and the combustibility of organic matters in the sludge is utilized for realizing the combination of internal combustion and external combustion during ceramsite calcination, thereby not only saving the energy, but also avoiding the secondary pollution caused by the prior preparation process of the sludge ceramsites.

An apparatus for shutting-off electrical appliances and electrical devices upon detection of an audible alarm issued by a separate fire alarm. The separate fire alarm device generates an audible warning upon detecting fire. The shutting off device make use of these ever improving ubiquitous fire alarms to greatly reduce the cost and complexity of providing a power shut-off response in the case of fire. The shut-off device includes a switch to interrupt electrical power to an appliance, the switch is activated by a microphone for detecting an audible alarm.

The invention discloses an electrical kiln with double backward push plates, comprising a furnace body, a hearth longitudinally penetrated in the furnace body and heating elements distributed in both side walls of the hearth, wherein both ends of the hearth are respectively provided with an advancing mechanism, and two advancing mechanisms mutually have backward synchronous advancements and respectively have an individual advancement line; the hearth consists of two sintering channels longitudinally penetrating the furnace body, and the two sintering channels are communicated at intervals; feed inlets and discharge outlets of the two sintering channels are oppositely arranged; and the advancing mechanisms are arranged at the feed inlets of the two sintering channels. Products in the channels are backwards synchronously moved so as to ensure that partial afterheat of products ignited of the outlet channel is absorbed and utilized by preheated products of the other inlet channel near the outlet channel. The temperature decreasing curve of the electrical kiln is smooth, and the temperature of the products at the outlet of the furnace is low so as to achieve the purposes of recycling energy consumption, reducing the firing cost of the products and improving the firing efficiency of the products.

The invention relates to an electrically calcined coal-based carbon brick with high thermal conductivity and high corrosion resistance and a preparation method thereof. According to the technical scheme, 8 to 16wt% of microwave treated electrically calcined coal fine powder, 10 to 25wt% of alpha-Al2O3 micro powder, 4 to 8wt% of silicon powder, 1 to 4wt% of aluminum titanium alloy powder and 2 to 4wt% of high temperature pitch are used as substrates, 50 to 65wt% of microwave treated electrically calcined coal particles are used as aggregate, and thermoset phenolic resin accounting for 10-20wt%of the sum of the substrates and the aggregate is additionally added. The preparation method comprises the following steps: mixing the substrates to obtain substrate fine powder; then putting the aggregate into a mixing mill and performing mixed milling, then adding the thermoset phenolic resin and performing mixed milling; finally adding the substrate fine powder and performing mixed milling; andperforming moulding and drying to obtain green bodies of carbon bricks. The surfaces of the green bodies of the carbon bricks are uniformly sprayed or brushed with a layer of slurry and dried, and the green bodies of the carbon bricks are subjected to thermal insulation in an air atmosphere at 1,150 to 1,250 DEG C for 12 to 24h, thereby obtaining the electrically calcined coal-based carbon brickwith high thermal conductivity and high corrosion resistance. The electrically calcined coal-based carbon brick has the advantage of low cost and is easy to industrially produce, and the prepared products have high strength, high thermal conductivity and excellent property of resisting corrosion of liquid iron.

The invention discloses an open-type spontaneously generating negative oxygen ion multifunctional water permeable brick. The open-type spontaneously generating negative oxygen ion multifunctional water permeable brick comprises a surface material layer and a bottom material layer, wherein the surface material layer comprises the following components in percentages by weight: 90-93% of wall floor tile waste particles A, and 7-10% of composite water soluble body A; the bottom material layer comprises the following components in percentages by weight: 90-93% of wall floor tile waste particles B,7-10% of composite water soluble body B; and the water absorption rate of the wall floor tile waste particles A and the wall floor tile waste particles B is less than 3%. According to the open-type spontaneously generating negative oxygen ion multifunctional permeable brick, rainwater can timely infiltrate into ground, and negative oxygen ions can be efficiently generated, so that air quality is improved, and smog pollution is reduced; and the brick deodorizes water body, reduces acidified rainwater, and has a sterilization function.

The invention relates to an intelligent unmanned aerial vehicle for firefighting. The intelligent unmanned aerial vehicle for firefighting comprises a main body, a support mechanism arranged below the main body, a firefighting mechanism arranged above the main body, and two flying units; the two flying units are respectively arranged on two sides of the main body; and the main body is provided with a camera and a dust removing mechanism. The intelligent unmanned aerial vehicle for firefighting uses the dust removing mechanism for enabling a cleaning block to perform a reciprocating motion to remove soot on the camera, so that the camera recovers the image shooting capacity to conveniently acquire fire scene patterns for fire extinguishing operation; moreover, the firefighting mechanism drives a nozzle to rotate an angle so as to align to a fire source for fire extinguishing; and because of short rotating time, the firefighting efficiency is improved, and the equipment practicability is improved.

The invention relates to a method for producing a foamed red mud decoration ceramic tile by using a roller hearth kiln, belonging to the technical field of building ceramic production. The method is characterized by comprising the following steps: preparing a billet raw material containing 10-25% of red mud, 5-15% of polished tile waste slag, 15% of ceramic tile green compact waste, 10-40% of ceramic tile edge grinding material, 15% of kaolin and 15-40% of quartz, adding water, carrying out ball milling, preparing a red mud billet granular material, preparing a cover layer raw material containing 30-40% of feldspar, 30-38% of quartz, 15-25% of glass powder, 0.1-0.3% of silicon carbide and 10% of kaolin, adding water, carrying out ball milling, preparing a cover granular material, sequentially adding the red mud billet granular material and cover granular material into a mold, forming under the mold pressure of 200 MPa, drying, glazing, and firing in the roller hearth kiln at 1170 DEG C for 70 minutes to obtain the foamed red mud decoration ceramic tile. The ceramic tile has the advantages of adjustable density and strength and low water absorptivity. The cover layer can cover up the dark color of the red mud billet, and the decorative pattern and design of the surface glaze are clear and visible.

The invention discloses a comprehensive power utilization monitoring system, and belongs to the technical field of commercial power monitoring. The system comprises a control terminal, a user power utilization monitoring module, a machine room parameter monitoring module and a power query module, and is characterized in that the input end of the control terminal is electrically connected with theoutput end of the user power utilization monitoring module and the output end of the machine room parameter monitoring module; and the input end of the power query module is electrically connected with the output end of the user power utilization monitoring module. According to the invention, the single-household power consumption acquisition module is arranged, and the fault detection module, theshort-circuit early warning module, the power consumption load monitoring module, the voltage monitoring module and the current rate monitoring module can detect the power consumption condition of asingle household, and can discover and process the condition in time; the electricity consumption recording module can record electricity consumption and electricity consumption conditions of a singlehousehold and transmit the electricity consumption and the electricity consumption conditions to the electric power summarizing and counting module, the electric power summarizing and counting moduletransmits information to the electric power information display module, and the electric power information display module displays daily electric power conditions.

The invention relates to a smoke exhaust system for fire-fighting engineering. The smoke exhaust system comprises a smoke detection unit, a temperature detection unit, a smoke exhaust unit, a sprayingunit, an image acquisition unit and a central control unit. By arranging a plurality of smoke detectors, temperature detectors, smoke exhaust pipelines and sprayers, a house is divided into a plurality of detection sites, different areas in the house can be independently protected by independently detecting the sites, the site is independently treated when open fire occurs at a certain site, meanwhile, the central control unit can flexibly adjust the rotating speed of exhaust fans and the water spraying amount of the sprayers according to the smoke concentration and temperature in the open fire site so as to carry out smoke exhausting and fire extinguishing respectively, when the fire behavior is too high, the peripheral exhaust fans and sprayers are started to carry out auxiliary smoke exhausting and auxiliary fire extinguishing, therefore, targeted smoke exhausting and fire extinguishing for different fire behaviors are completed, and the fire-fighting efficiency of the system is improved.

The invention discloses a fire-fighting positioning system and method based on iBeacons. The system comprises iBeacons equipment, a service platform and intelligent equipment. The iBeacons equipment comprises a fixed point iBeacons, a data transceiving iBeacons and a mobile iBeacons, wherein the mobile iBeacons, the fixed point iBeacons and the data transceiving iBeacons are used for measuring thedistance of the firefighter, and judging the position of the firefighter. The service platform is in wireless connection with the intelligent equipment and provides information for the intelligent equipment; and the intelligent equipment and the iBeacons equipment are in real-time wireless communication, and fire-fighting position information is obtained and regulated. The movement track of the firefighter can be checked through the intelligent equipment, the position information of the firefighter is obtained in real time, and abnormal conditions are found in time and rapidly processed, so that the safety of the firefighter in the fire fighting process is guaranteed; and the position of the firefighter can be adjusted according to the movement track of the firefighter, so that the fire-fighting efficiency is improved.