77results about "Drying safety systems" patented technology

The invention relates to the technical field of control systems, and particularly discloses a crushed material drying system and an operation method thereof, and the crushed material drying system comprises a data acquisition module, a multi-source data fusion module, a dynamic shunting decision module, a cooperative control module and a tail gas treatment optimization module. The data acquisition module acquires particle size distribution, moisture content, stacking density and dust concentration data of materials in real time through a laser scattering type particle size analyzer and a microwave moisture sensor, and transmits the data to the multi-source data fusion module through a Modbus protocol; according to the operation method, through an abnormal working condition grading alarm mechanism, a genetic algorithm optimization fuzzy rule base and multi-module data linkage, the problems of local overheating and low energy efficiency caused by parameter mismatch in traditional control are solved, and global optimization of drying efficiency, energy consumption and operation stability is achieved.

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 application discloses a monitoring system of a heat pump type low-temperature circulating grain dryer based on the Internet of Things, which includes a data acquisition module, a data transmission module, a safety control module and a remote monitoring module; where the data acquisition module is used for obtaining data of a low-temperature circulating dryer and a multistage air source heat pump; the safety control module is used for automatically controlling a motor according to the data; the data transmission module is used for transmitting data to the cloud server; the remote monitoring module is used for graphically displaying the data, performing an alarming and sending control commands on the low-temperature circulating dryer and the multistage air source heat pump; and the data acquisition module, the safety control module and the data transmission module are wirelessly connected with the remote monitoring module.

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.

A drying device for electrode manufacturing according to one example of the present invention comprises a transfer part for transferring an electrode base material, a heating part for applying heat to the electrode base material under transfer, a position adjustment part for adjusting a position of the heating part, a first cooling part for spraying air toward the electrode base material located on the transfer part, and a control part for operating the first cooling part when the transfer of the electrode base material is stopped.

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.

A sheet drying apparatus (10) includes a conveyance portion (20), a drying portion (40), and a sheet lift sensing mechanism (80). The conveyance portion (20) has a conveyance member (22) that moves while holding a sheet (P) having an image formed on it with ink containing moisture. The drying portion (40) is arranged opposite the conveyance member (22) and heats and dries the sheet (P). The sheet lift sensing mechanism (80) includes a sheet lift sensor (81) having a light emitter (81a) and light receiver (81b) opposite each other in the width direction of the sheet (P) horizontally orthogonal to the conveyance direction and a sensing assist member (82) that protrudes from above into a conveyance space (S) above the conveyance member (22) and that contacts a lifted part of the sheet (P) to rotate it in a horizontal direction. The distance from the conveyance member (22) to the sensing assist member (82) is smaller than the minimum height of the conveyance space (S).

The present invention relates to the technical field of drying devices, and specifically to a high-efficiency drying device with multiple drying modes, comprising: a partition is provided on the upper surface of the base, a support frame, a first circulation box and a second circulation box are provided on both sides of the partition, and a limiting plate, a condenser, an evaporator and an air compressor are provided in front of the partition; an outer frame is fixed above the base, the inner surface of the outer frame is provided with thermal insulation cotton, a control box is provided on the side of the outer frame, the surface of the control box is provided with a touch display screen, a reflux water tank is provided on the upper surface of the base, and a first fan, a second fan and a third fan are provided on the upper surface of the base; the beneficial effect is: the present invention is provided with two drying and heating modes, which can meet different heating and drying needs, and at the same time a reasonable air flow processing mode is provided to improve drying efficiency and ensure the efficient progress of drying operations. The staff can control and monitor the device in real time by operating the control box to ensure the orderliness of the drying operation.

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.

A drying apparatus, comprising an oven (100) and control units (200), wherein the oven is formed by assembling a plurality of oven modules (10), each oven module comprises an oven body (11) and an air blowing apparatus (12), the air blowing apparatus is at least partially arranged in the oven body, and the air blowing apparatus is used for blowing air onto a material strip in the oven body. The plurality of control units correspond to the plurality of oven modules on a one-to-one basis, and each control unit is used for controlling an air output parameter of an air blowing apparatus of a corresponding oven module. Further disclosed is an electrode sheet manufacturing device. By means of the apparatus, the quality of a battery can be improved while reducing the cost.

To provide a sheet drying apparatus that can reliably sense lifting of a sheet without causing a sensing member to contact with a top surface of the sheet, and to provide an image forming system including the sheet drying apparatus.SOLUTION: A sheet drying apparatus includes a conveyance portion, a drying portion, and a sheet lifting sensing mechanism. The conveyance portion has a conveyance member that moves while holding a sheet having an image formed on it with inks containing moisture. The drying portion is arranged facing the conveyance member and heats and dries the sheet. The sheet lifting sensing mechanism senses lifting of the sheet from the conveyance member. The sheet lifting sensing mechanism includes: a sheet lifting sensor having a light emitter and a light receiver opposite each other in a width direction of the sheet horizontally orthogonal to the conveyance direction; and a sensing assist member that protrudes from above into a conveyance space above the conveyance member and that contacts a lifted part of the sheet to rotate the sheet in a horizontal direction. A distance from the conveyance member to the sensing assist member is smaller than a minimum height of the conveyance space.SELECTED DRAWING: Figure 7

The invention relates to the technical field of food processing, and provides a Chinese wolfberry vacuum drying method capable of preventing nutrition loss, which comprises the following steps: S1, pretreatment; s2, initial drying; s3, an equipment using step; s4, a drying process; s5, a post-treatment stage; s6, auxiliary functions; through a humidity sensor, a pressure sensor and an intelligent control system, vacuum degree, temperature and pulsation parameters are monitored in real time and dynamically adjusted to adapt to wolfberry characteristics (moisture diffusion rate and heat resistance) in different drying stages, accurate drying of multi-physics field coupling is achieved, and the problems that traditional equipment is rigid in parameter and poor in adaptability are solved; the material transfer link is reduced through integrated equipment integration, and secondary pollution is avoided; nitrogen-filled packaging is combined with inert gas protection to further inhibit oxidative deterioration, meanwhile, equipment modular design (such as a speed-adjustable stirring device and an automatic feeding and discharging system) simplifies the operation process, the labor cost is reduced, and an efficient and low-consumption solution is provided for industrial production of the dried Chinese wolfberry fruits.

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.

The present application discloses a battery drying method and drying equipment. The battery drying method comprises: evacuating an oven; introducing carbon dioxide gas into the oven; performing a drying operation on the electrode assembly in the oven; and replacing the carbon dioxide gas in the oven after the drying operation is completed. The present application dries the battery in a closed oven filled with carbon dioxide gas. The oxygen content and nitrogen content in the oven are relatively low. The metallic lithium on the surface of the pole piece is not easy to react chemically with oxygen or nitrogen, nor with carbon dioxide gas, which reduces the consumption of lithium ions on the surface of the pole piece, facilitates more lithium ions to be embedded in the pole piece, and improves the lithium replenishment effect. After the drying operation is completed, the carbon dioxide gas in the closed oven is replaced, which can minimize the harm caused to the human body by carbon dioxide gas when opening the box to take out the electrode assembly.

The present invention relates to a heat source device, and the heat source device according to an embodiment of the present invention may comprise: a lamp that emits electromagnetic waves to generate radiant heat; a plate that is disposed between an electrode and the lamp, and that is penetrated by at least some of the electromagnetic waves radiated from the lamp; a distance sensor that senses a distance between the lamp and the plate; and a driving unit that controls a distance of the board to the lamp.

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.

A sheet drying apparatus includes a conveyance portion, a drying portion, and a sheet lift sensing mechanism. The conveyance portion has a conveyance member that moves while holding a sheet having an image formed on it with ink containing moisture. The drying portion is arranged opposite the conveyance member and heats and dries the sheet. The sheet lift sensing mechanism includes a sheet lift sensor having a light emitter and light receiver opposite each other in the width direction of the sheet horizontally orthogonal to the conveyance direction and a sensing assist member that protrudes from above into a conveyance space above the conveyance member and that contacts a lifted part of the sheet to rotate it in a horizontal direction. The distance from the conveyance member to the sensing assist member is smaller than the minimum height of the conveyance space.