52results about "Drying safety systems" patented technology

The invention discloses a self-reaction substance drying process safety assessment and classification method based on thermal analysis kinetics. The method comprises the following steps: performing a multi-heating-rate programmed heating test on a self-reaction substance under a closed condition by adopting DSC to obtain an exothermic initial temperature, a peak temperature and a specific exothermic quantity, constructing a thermal decomposition kinetic model based on the obtained data, and solving kinetic parameters such as apparent activation energy and pre-exponential factors; combining an energy conservation equation and a thermal explosion theory, predicting a self-accelerated decomposition temperature SADT under an adiabatic condition TD24 and a given filling and heat dissipation condition, determining a temperature safety threshold value of a drying process according to the SADT, and dividing a working condition safety interval; further introducing three dimensionless safety factors including a temperature safety margin, a time safety margin and a thermal explosion margin, constructing a comprehensive risk index, and carrying out risk grade division on the drying working condition. The method provided by the invention has the advantages of low sample consumption, simple test conditions and standardized calculation process, can quantitatively evaluate the safety drying temperature upper limit of different self-reaction substances and under different process conditions, and provides a reliable basis for drying process design and safety control of the self-reaction substances.

The present application belongs to the technical field of exhaust dust removal, and particularly relates to a kind of air and moisture permeable composite textile fabric drying exhaust dust removal devices, including primary dust removal box and the fabric drying equipment main body for installing primary dust removal box, the outer wall of the gas pipe of the fabric drying equipment main body is fixed with L-shaped plate, the inner wall of the L-shaped plate is fixedly connected with PLC controller.The present application makes air and moisture permeable composite textile fabric drying exhaust dust removal device not only has the function of recycling heat and moisture in the wet hot gas after fabric drying, but also has the ability of secondary efficient dust removal, improves the utilization rate of heat and water resources in the fabric drying process, greatly reduces the energy consumption cost of enterprises, and conforms to the current energy saving and emission reduction industry trend, improves the energy saving and environmental protection performance of air and moisture permeable composite textile fabric drying processing, and improves the reliability of device use, and the device also has the function of anti-static through recycled water resources.

The invention provides a rotary waste heat drying furnace system, and relates to the field of drying furnaces, the rotary waste heat drying furnace system comprises an outer furnace body, a rotary inner cylinder, a rotary driving device and a feeding device, the rotary inner cylinder, the rotary driving device and the feeding device are arranged in the outer furnace body, a discharging hopper is hermetically connected with the discharging end of the outer furnace body, a hot air inlet is formed in the upper part of the discharging hopper, and the discharging end of the rotary inner cylinder is communicated with the discharging hopper; a hot air outlet is formed in the feeding side of the outer furnace body; the air inlet detection device is used for detecting air inlet parameters of the hot air inlet; the air outlet detection device is used for detecting air outlet parameters of the hot air outlet; the air inlet parameter adjusting device is used for adjusting air inlet parameters of the hot air inlet. The discharging detection device is used for detecting the water content of materials discharged by the rotary waste heat drying furnace; the control system is electrically connected with the rotation driving device, the feeding device, the air inlet detection device, the air outlet detection device, the air inlet parameter adjusting device and the discharging detection device. The system accurately collects multi-dimensional data, intelligently quantifies efficiency loss, gets rid of experience dependence and realizes autonomous regulation and control.

The invention provides an arrangement for reducing static charge in a fluid bed dryer. The arrangement includes a hollow cylinder having an inner surface and an outer surface. The inner surface has a plurality of slotted projections formed radially at equal intervals along the axis of the hollow cylinder. The outer surface has an ionizing apparatus mounted on each of the slotted projections through a retention means. The arrangement further includes a pair of coupling means at both ends of the hollow cylinder for coupling the arrangement to the hot air supply duct of the fluid bed dryer. On applying a voltage, the ionizing apparatus, generate positive and negative ions into the hollow cylinder. The generated positive and negative ions are carried by the hot air to the sample drying unit of the fluid bed dryer for neutralizing the static charge generated during the drying of the sample.

This invention relates to the field of automatic opening structure technology and discloses an automatic opening structure for a chip packaging oven. The structure includes an oven body, a dual-axis motor located at the center of the top of the oven body, a piston tube located on one side of the top of the oven body, a feeding plate inside the oven body, a first bevel gear fixedly connected to one side of the dual-axis motor, a second bevel gear fixedly connected to the other side of the dual-axis motor, a first planar gear located on one side of the second bevel gear, a threaded rod fixedly connected to one side of the first planar gear, a fixed frame located on the outer side of the threaded rod, and a movable rod fixedly connected to the bottom of the connecting seat. This invention, by providing an opening device, effectively solves the technical problems of inconvenience and low intelligence caused by the need to manually pull a handle to open and close the oven door in existing technologies, thereby achieving automatic opening and closing.

The invention discloses continuous microwave vacuum drying equipment based on sodium hydrosulfite, and relates to the technical field of sodium hydrosulfite drying. The device comprises a vacuum tank, microwave generators are installed at the inner top of the vacuum tank in a linear array mode, a feeding assembly is arranged at the top of the vacuum tank, a discharging assembly is arranged at the bottom of the vacuum tank, an inner support is arranged in the vacuum tank, and an annular drying assembly is arranged on the outer side of the inner support. The mode of the stepped lantern rings is adopted, it can be guaranteed that up-down conveying does not block microwaves, the using amount of microwave generators is greatly reduced, cost is reduced, meanwhile, sodium hydrosulfite is conveyed from top to bottom, the upper microwave distance is small, much heat is generated, sodium hydrosulfite with high initial humidity is rapidly dried, the lower microwave distance is gradually increased, and the drying efficiency is improved. And the generated heat is gradually reduced, subsequent sodium hydrosulfite overheating can be prevented, drying heat control is achieved through the conveying height difference, and control is easy.

The present invention relates to a heat source device, and a heat source device according to one aspect of the present invention can include a lamp that emits electromagnetic waves that generate radiant heat, a plate that is arranged between the electrode and the lamp and through which at least a portion of the electromagnetic waves emitted from the lamp pass, a distance sensor that senses the distance between the lamp and the plate, and a drive unit that controls the distance of the plate relative to the lamp.

The invention relates to a powder drying system comprising a CO gas detection system adapted to detect CO gas from smoldering powder in a component of the powder drying system, the CO gas detection system comprising: at least one inlet CO gas detector arranged on at least one gas inlet of the component of the powder drying system; at least one outlet CO gas detector arranged on at least one gas outlet of the component of the powder drying system; and an analysis unit adapted to receive at least one inlet CO gas content measurement and at least one outlet CO gas content measurement and to compare a sum of the at least one inlet CO gas content measurement with a sum of the at least one outlet CO gas content measurement while compensating for dilution, mixing, and time delay of the outlet CO gas content measurement.

The invention discloses a method for drying a thin slab continuous casting crystallizer. Drying is performed by using a thin slab continuous casting crystallizer with a drying device. The crystallizer body is divided into several independent cavities by a mounting frame. A first crystallizer copper plate and a second crystallizer copper plate are provided on both sides of the crystallizer body in the length direction, and a first baffle and a second baffle are provided on both sides in the width direction. The bottom of the crystallizer body is composed of the top surface of a guide rod device, and an upper cover is provided on the top of the crystallizer body; a microwave antenna mounting chamber is provided on the top of each cavity, and a side gas collecting chamber is provided on the side of the microwave antenna mounting chamber in communication with the chamber; an intermediate gas collecting chamber in communication with each cavity is provided between the two microwave antenna mounting chambers at the transverse center of the mounting frame, the intermediate gas collecting chamber is in communication with the side gas collecting chamber, a gas channel is provided on the top of the intermediate gas collecting chamber, and an exhaust device in communication with the gas channel is provided on the crystallizer body to discharge the collected gas, so that the drying efficiency is high in a smaller cavity.

An apparatus for manufacturing an electrode plate of a secondary battery includes: a coating unit configured to coat an electrode material onto a substrate to form an electrode plate; a roll pressing unit configured to compress the electrode plate; and a drying unit configured to dry the electrode plate. The drying unit includes a dryer configured to selectively apply heat from a heat source and / or heat of hot wind to dry the electrode plate.

The invention discloses a dryer power-off safety door opening system based on a special UPS power supply, and relates to the technical field of dryers, the dryer power-off safety door opening system comprises a main controller module, the main controller module is used for monitoring the power supply state of a dryer main power supply and generating a power-off signal when detecting that the main power supply is powered off; and the special UPS power supply module is electrically connected with the main controller module. According to the application, the special UPS is combined with multiple verification mechanisms, seamless switching and immediate triggering of safety logic of the system at the moment of power failure are ensured, the risk of accidental opening of the door body is effectively eradicated, and meanwhile, coupling verification is performed on multiple conditions such as the roller state, the temperature and the electric quantity before door opening is authorized, so that the safety of the door body is improved. The door opening operation safety is greatly improved, the reliability and the user experience of equipment are further enhanced through the intelligent state recording function, the multi-mode user warning function and the dynamic resource scheduling function of system integration, and a complete power-off safety protection system is formed.

The invention provides an arrangement for reducing static charge in a fluid bed dryer. The arrangement includes a hollow cylinder having an inner surface and an outer surface. The inner surface has a plurality of slotted projections formed radially at equal intervals along the axis of the hollow cylinder. The outer surface has an ionizing apparatus mounted on each of the slotted projections through a retention means. The arrangement further includes a pair of coupling means at both ends of the hollow cylinder for coupling the arrangement to the hot air supply duct of the fluid bed dryer. On applying a voltage, the ionizing apparatus, generate positive and negative ions into the hollow cylinder. The generated positive and negative ions are carried by the hot air to the sample drying unit of the fluid bed dryer for neutralizing the static charge generated during the drying of the sample.

The application discloses a self-cleaning intelligent tentering and setting oven and a tentering and setting integrated machine thereof, wherein a heat recovery and air exchange chamber and a hot water and air exchange chamber are integrated in the oven, heat exchange of high-temperature waste gas and recycled clean gas is carried out through a heat recovery and exchange pipe group and a water and air heat exchange pipe group which are communicated with a static pressure air chamber, then the high-temperature waste gas is purified and recycled through a low-temperature plasma purification device and a three-way air uniformizing pipe, and a smoke and fire detector and a spraying fire extinguishing device are installed. The oven system provided by the application has the advantages of simple structure, high energy-saving efficiency, high safety and free combination; and the tentering and setting integrated machine system adopting the oven system can be flexibly arranged according to process requirements to adapt to processing requirements of different cloth types.

The invention discloses an up-and-down heating circulating oven based on natural gas, relates to the technical field of ovens, and solves the technical problems of environmental pollution and high energy consumption and operation cost in the existing technical scheme. The up-and-down heating circulating oven comprises a main oven body, an inner oven body is arranged in the main oven body, and a heating channel is formed in the lower end of the inner oven body; a natural gas heating unit is arranged in the main oven body, natural gas is adopted as a main heat source, and compared with a traditional diesel oil heating mode, pollutants such as particulate matter and sulfur dioxide are hardly generated, and the problem of environmental pollution caused by a diesel oil oven is solved. Compared with a pure electric heating oven, the energy purchase cost is directly reduced, and an efficient closed-loop heat cycle recovery structure is adopted; the recycling openings are formed in the feeding and discharging opening where heat is most easily dissipated and the two sides of the channel, so that the utilization efficiency of heat energy is greatly improved; and heating dead angles are eliminated, the uniformity and stability of drying and shaping effects are ensured, and the quality of a final product is remarkably improved.

The application discloses a gear height and low adjustment device, which comprises a casing and a height adjustment frame, one end of the casing is provided with a servo motor, the inside of the servo motor output end casing is connected with an eccentric shaft, the eccentric shaft is connected with a planetary gear assembly through a rotating shaft, and the planetary gear assembly is connected with a movable rod through a rotating shaft. The device optimizes its own structure by being provided with a pressure sensing seat and the like, the height adjustment frame is welded with a pressure sensing seat at one end, a buzzer is mounted on the outer side wall of the pressure sensing seat, the pressure sensing seat provided with a pressure sensor can intelligently monitor the stress condition of the external arm, and the monitored data is sent to an external control device, when the stress value exceeds a preset safety value, the buzzer will give an alarm to remind the user to reduce the amount of grain to be dried, so as to avoid the device from being broken and damaged, and the safety performance of the device is improved.

The present application belongs to the technical field of lactic acid bacteria powder production supervision, and specifically relates to a safety control system for a lactic acid bacteria powder heating and drying device, which comprises a mixing performance monitoring module, a gas quality anomaly detection module, an internal temperature rationality judgment module, an operation power deviation detection module and a safety comprehensive control module; the mixing performance monitoring module is used to monitor the mixing performance of the mixing structure on the lactic acid bacteria powder in real time, the gas quality anomaly detection module is used to detect the hot air entering the lactic acid bacteria powder heating and drying device in real time and judge whether the quality of the input hot air meets the requirements, the internal temperature rationality judgment module is used to analyze and judge the internal temperature rationality of the lactic acid bacteria powder heating and drying device, and the operation power deviation detection module is used to realize the rational judgment of the operation performance of the lactic acid bacteria powder heating and drying device by analyzing the equipment electrical parameter deviation, so as to ensure the safe, stable and continuous operation of the equipment and significantly improve the production efficiency and product quality of the lactic acid bacteria powder.

Cleaning device (1) for small parts with several treatment containers (2 to 6) for the small parts, in which at least partially different solvent-containing cleaning and / or rinsing liquids are provided and into which a cleaning basket (1.6) with the small parts can be immersed one after the other, wherein the treatment containers (2 to 6) are arranged in a closed treatment room B and an extraction device (7) is provided in the area of ​​at least one treatment container (2 to 6), which transports any potentially explosive gas-air mixtures originating from the solvent-containing cleaning and / or rinsing liquids from the interior of the cleaning device (1) to the outside, characterized in that that an explosion-proof fan serves as the extraction device (7) and has pipes (7.1; 7.2) leading to the outside.

The invention belongs to the technical field of grid slag treatment, and particularly relates to a grid slag dehumidification, storage and unloading automation device and a treatment method thereof. Comprising a grid slag hopper, an electro-hydraulic integrated push rod, a spiral conveyor, a rotary drum grid slag dehumidifier, a grid slag conveying negative-pressure water suction machine, a negative-pressure fan, a flushing water pump, a reclaimed water filter, a ground grid slag collecting hopper, a ladder stand from the ground to a platform, a ladder stand from the platform to a bin top, a handrail, a steel frame platform, an electric control cabinet, a hopper button box, a level gage, a thermal imaging camera and a monitoring camera. The first Internet of Things box, the second Internet of Things box, the factory center control platform, the mobile communication terminal and the cloud computing platform are arranged, hard object damage is avoided through non-extrusion dehydration, and the maintenance cost is reduced by 50% or above; the whole process is sealed, odor is collected through negative pressure, and leakage and leakage are avoided; and the automation degree is high, unattended operation is supported, and equipment and field conditions are intelligently monitored through a camera.

Disclosed are an apparatus, a method, and a drying device for manufacturing an electrode plate of a secondary battery. An apparatus for manufacturing an electrode plate of a secondary battery includes: a coating unit configured to coat an electrode material onto a substrate to form an electrode plate; a rolling unit configured to compress the electrode plate; and a drying unit configured to dry the electrode plate. The drying unit includes a dryer configured to selectively apply heat from a heat source and / or heat of hot air to dry the electrode plate.

Disclosed is a hybrid drying system for manufacturing a secondary battery electrode. A hybrid drying system for manufacturing a secondary battery electrode according to an embodiment of the present invention comprises: a hot air drying furnace chamber forming a location for hot air drying of a slurry applied to a metal foil for forming a secondary battery electrode; a hot air supply and discharge part provided in the hot air drying furnace chamber, supplying hot air to the metal foil moving in the hot air drying furnace chamber to dry the metal foil, and discharging the hot air used during drying; and a unit-equipped operation part provided in the hot air drying oven chamber and equipped with a predetermined rapid drying unit that operates to rapidly dry the metal foil in the hot air drying oven chamber.

A drying device includes a casing, a lock mechanism, a heating device, a controller, a detection device, and a disconnection mechanism. The casing includes a cover that can be opened and closed. The lock mechanism restricts the cover from being opened. The heating device is provided inside the casing, and raises a temperature when power is supplied. The controller controls power supply to the heating device, and an action of the lock mechanism. The detection device detects an unlocking action of the lock mechanism. The disconnection mechanism disconnects the power supply to the heating device, when the detection device detects the unlocking action.

Temperature control system (2) for heat treatment for the purposes of tempering or coating drying, in particular of powder coatings, paints or other surface-forming layers, of workpieces to be coated (4) with a plant housing (6) that encloses a heat treatment area (8) for the workpieces (4) in which they can be subjected to an increased heat treatment temperature, which can be generated by means of a heating device (W), and with an exhaust air device (14) by means of which an exhaust air flow (A) can be generated for the removal of exhaust air, water vapor and / or reaction products from the heat treatment area (8) and which has an actuating device (16) for changing an exhaust air volume flow (V) of the exhaust air flow (A), characterized in that the actuating device (16) is part of a control arrangement (22) by means of which the exhaust air volume flow (V) can be controlled, wherein the actuating device (16) has a throttle damper (20) adjustable by means of an actuator (24) for adjusting the exhaust air volume flow (V), and the actuator (24) can be controlled by a control electronics (30) of the control arrangement (22), which controls the actuator (24) depending on a comparison of a determined actual volume flow value (VI) with a setpoint volume flow value (VS) of the exhaust air volume flow (V) specified by the control electronics (30), where the target volume flow rate (VS) of the exhaust air volume flow rate (V) can be determined as a function of a difference between an actual temperature value (TI) and a target temperature value (TS) and depending on the process phase.

The present application relates to a kind of combined dryer for drying fish meal and bone meal, including dryer body, the dryer body is provided with feed pipe, and the inside of dryer body is provided with rotating assembly, the top of the dryer body is provided with installation cap, and installation cap is provided with pressure relief mechanism;The present application improves the structure of the existing combined dryer for drying fish meal and bone meal, the improved combined dryer for drying fish meal and bone meal uses mechanical pressure relief instead of the pressure relief mode of existing pressure relief valve, which can prevent electronic equipment from being damaged due to the risk of dust entering, so the improved combined dryer for drying fish meal and bone meal can always have good pressure relief effect.

The invention relates to a method for producing a lignocellulosic material (32), comprising the following steps: providing a cellulosic material (30); combusting the fuel (24) in the furnace (16), producing an exhaust gas (27); drying the fibrous material (30) in a dryer (28) with the exhaust gas (27), resulting in dried fibrous material (32) and steam (34); the steam (34) is discharged into the atmosphere (44), a portion of the steam (34) is refluxed into the furnace (16), and any volatile organic compounds contained in the refluxed steam (34) are combusted by measuring the total concentration (cVOC) of volatile organic compounds in the steam (34) and changing the refluxed portion (R) of the refluxed steam (34) as a function of the total concentration (cVOC).

Provided is an orthogonal-axis power transmission device. The orthogonal-axis power transmission device according to an embodiment of the present inventive concept includes: a main structure assembly forming an exterior structure and having a space portion formed therein, the space portion being sealed; an input shaft assembly connected to one side of the main structure assembly, and to which rotational power of a motor is input; an output shaft assembly connected to the other side of the main structure assembly intersecting the input shaft assembly, and from which the rotational power of the motor is output; and a link assembly for changing a power transmission direction arranged to operate in the space portion of the main structure assembly to prevent propagation of noise or vibration, connected to the input shaft assembly and the output shaft assembly within the main structure assembly by a link method, and changing the power transmission direction from the input shaft assembly to the output shaft assembly.

A combination of a grinding device (4) or a cutting device with a sludge drying device (1) for recovering sludge (P) having a high water content from a waste fluid (L) and for subsequently drying the recovered sludge (P), wherein the waste fluid (L) contains powder of a workpiece (W) ground or cut by abrasive elements (404B) of the grinding device (4) or by a cutting blade of the cutting device in a state in which grinding water or cutting water is supplied to the workpiece (W), the sludge drying device comprising: a waste fluid bath (2) for receiving the waste fluid (L); an extraction device (3) for extracting the sludge (P) from the waste fluid (L) received in the waste fluid bath (2); a conveyor belt (51) for conveying the sludge (P) extracted by the extraction device (3) to a recovery box (59); and a drying device (6) for drying the sludge (P) conveyed by the conveyor belt (51), wherein the drying device (6) comprises: a drying box (60) configured to cover at least one upper surface of the conveyor belt (51) and extend in an extension direction of the conveyor belt (51), an air inlet (604) formed at a first end of the drying box (60) as seen in a transfer direction (+Y direction), an air outlet (605) formed at a second end of the drying box (60) as seen in the transfer direction, a fan (606) arranged outside the drying box (60) for extracting air from the drying box (60) via the air outlet (605) and thereby sucking outside air into the drying box via the air inlet (604), a dividing device (607) for dividing the exhaust air G emitted by the fan (606) into two parts, and a return inlet (608) formed between the air inlet (604) and the air outlet (605) of the drying box (60), via which a part G1 of the two parts of the exhaust air G divided by the dividing device (607) can be returned to the drying box (60), wherein the outside air can be introduced via the air inlet (604) into the drying box (60) in the same amount as the amount of the other part G2 of the exhaust air G divided by the dividing device (607) and is led to an ejection device, whereby the sludge (P) conveyed on the upper surface of the conveyor belt (51) is dried, wherein the Y direction is the Y direction in a three-dimensional coordinate system.

Disclosed is a hybrid drying system for manufacturing a secondary battery electrode. A hybrid drying system for manufacturing a secondary battery electrode according to one embodiment of the present invention comprises: a hot air drying furnace chamber which forms a location for hot air drying of a wet slurry applied to a metal foil for forming a secondary battery electrode, and which has a high-speed drying section formed on one side; and a hot air flow prevention portion provided in the high-speed drying section and preventing hot air in the hot air drying furnace chamber from flowing into the high-speed drying section to suppress migration of a binder contained in the wet slurry during high-speed drying of the wet slurry.

The application discloses a continuous microwave vacuum drying equipment based on sodium hydrosulfite, and relates to the technical field of sodium hydrosulfite drying.The application comprises a vacuum tank, a microwave generator is linearly arranged on the inner top of the vacuum tank, an upper feeding assembly is arranged on the top of the vacuum tank, a lower discharging assembly is arranged on the bottom of the vacuum tank, an inner support is arranged in the vacuum tank, and an annular drying assembly is arranged on the outer side of the inner support.The application adopts a stepped sleeve ring mode, can ensure that the upward and downward conveying does not block the microwaves, greatly reduces the usage amount of the microwave generator, reduces the cost, and simultaneously conveys the sodium hydrosulfite from top to bottom, the microwave spacing on the upper side is small, the generated heat is large, the sodium hydrosulfite with large initial humidity can be rapidly dried, the microwave spacing on the lower side is gradually increased, the generated heat is gradually reduced, overheating of the subsequent sodium hydrosulfite can be prevented, the drying heat control is realized by using the conveying height difference, and the control is simple.

An oven drying apparatus and an electrode plate manufacturing device are described. The oven drying apparatus comprises an oven and a plurality of control units. The oven is formed by splicing a plurality of oven modules, each of the oven modules comprises an oven chamber and a blowing apparatus, the blowing apparatus is at least partially arranged inside the oven chamber, and the blowing apparatus is configured to blow air towards the material strip inside the oven chamber. The plurality of control units each corresponds to one of the plurality of oven modules, each of the control units is configured to control an outlet air parameter of the blowing apparatus of the corresponding oven module. The technical solution provided by the present application can improve the quality of batteries with reduced cost.

In order to provide a method for fault analysis in a processing plant, for example a painting plant, by means of which fault situations can be easily and reliably analysed, according to the invention said method comprises the following: identifying, in particular automatically, a fault situation in the processing plant (101); storing, in a fault database (136), a fault situation data record for each fault situation that has been identified; automatically determining a fault cause for the fault situation, and / or automatically determining process values relevant to the fault situation, on the basis of the fault data record for the respective fault situation that has been identified.