35results about How to "Improve regeneration efficiency" patented technology

The invention discloses a regeneration method and application of an iron-based catalyst. The regeneration method of the iron-based catalyst comprises the following steps: S1, contacting an inactivated iron-based catalyst with a regeneration solution for pretreatment to obtain an intermediate product; the regeneration solution comprises N-methyl pyrrolidone, and the concentration of the N-methyl pyrrolidone is greater than or equal to 3%; s2, roasting the intermediate product to obtain a regenerated iron-based catalyst; the roasting temperature ranges from 250 DEG C to 300 DEG C. The regeneration method of the iron-based catalyst provided by the invention is high in regeneration efficiency, and the prepared regenerated catalyst is good in catalytic performance.

The invention relates to the technical field of biomedical materials and tissue engineering, and discloses sequential slow-release temperature-sensitive hydrogel and a preparation method and application thereof.The preparation method comprises the following steps that a blood sample is subjected to programmed centrifugation, and a gel layer of leukocyte-rich platelet-rich fibrin L-PRF and a gel layer of improved platelet-rich fibrin A-PRF are obtained respectively; and the gel layer is cut into pieces, pre-frozen, freeze-dried, ground and sieved, so that L-PRF freeze-dried powder and A-PRF freeze-dried powder are obtained respectively, and the methacrylic acid gelatin microspheres entrapped with the L-PRF freeze-dried powder are prepared. The microspheres and A-PRF freeze-dried powder are loaded into a temperature-sensitive hydrogel system composed of chitosan, polygalacturonic acid and sodium beta-glycerophosphate, so that the growth factors can be effectively entrapped in the hydrogel structure, and continuous release is realized; the system has good mechanical strength and structural stability, the retention time of the material in vivo is prolonged, and stable three-dimensional network support is provided.

The application discloses an artificial wetland-bioelectric Fenton coupling system, which comprises, from bottom to top, a gravel layer, a biological anode carbon felt, a wetland layer and a floating electric Fenton cathode; the biological anode carbon felt is buried in the gravel layer and the wetland layer; the floating electric Fenton cathode floats on the water surface of the wetland layer; the floating electric Fenton cathode comprises an air diffusion waterproof layer and a heterogeneous Fenton catalytic layer; the floating electric Fenton cathode floats up and down with the liquid surface, has a strong oxygen enrichment function, can cancel the aeration of a traditional Fenton reaction, simultaneously needs no additional iron salt catalyst for efficient catalytic oxidation, and increases the pH range of the Fenton reaction. The application combines the artificial wetland and the bioelectric Fenton system, utilizes the interception of the artificial wetland to easily degradable organic pollutants, provides sufficient electric energy for the electric Fenton process through the bioelectrochemical method, reduces the competition of easily degradable organic matters and PPCPs to hydroxyl radicals in the electric Fenton process, and improves the degradation efficiency of the PPCPs.

This invention relates to the field of wastewater treatment technology, and discloses a wastewater treatment device and method based on resin materials. The method includes: calculating a cumulative load coefficient based on influent flow rate, influent pollutant concentration, effluent pollutant concentration, and the last regeneration end time; calculating a regenerant strength coefficient based on regenerant temperature and concentration; calculating a synergy coefficient based on the cumulative load coefficient, regenerant strength coefficient, the rate of change in pollutant concentration at the regenerated waste liquid outlet, and pH value; calculating a bed health status coefficient based on the resin bed saturation gradient and bed pressure drop; and finally determining and adjusting a target regenerant flow rate based on the baseline regenerant flow rate, synergy coefficient, and bed health status coefficient. The device includes at least two parallel cylindrical pressure vessels, a memory, and a processor, with the processor executing the above method steps. This invention achieves dynamic optimization control of the resin regeneration process, improves regeneration efficiency, and extends the resin's service life.

The invention relates to the technical field of waste gas treatment equipment, and discloses waste gas purification equipment for a PE pipe production line, the waste gas purification equipment comprises a zeolite rotating wheel, the zeolite rotating wheel comprises a front cylinder and a rear cylinder, the front cylinder and the rear cylinder are internally and movably connected with a front rotating wheel and a rear rotating wheel which keep rotating respectively, and a separation cavity is formed between the rear rotating wheel and the front rotating wheel; a front adsorption cavity, a front desorption cavity and a front cooling cavity are arranged between the front barrel and the separation cavity, a rear adsorption cavity, a rear desorption cavity and a rear cooling cavity are arranged between the separation cavity and the rear barrel, the front adsorption cavity and the rear adsorption cavity are connected in series, and the end part of the front adsorption cavity is communicated with waste gas through an adsorption pipe. According to the waste gas purification equipment for the PE pipe production line, a tandem type double-rotating-wheel structure is adopted, high-boiling-point pollutants are preferentially adsorbed and borne through the front rotating wheel, and adjustable internal reflux and differential rotating speed design are matched, so that the problem of zeolite pore channel blockage is solved, meanwhile, the concentration multiple of low-concentration waste gas is greatly increased, and the service life of the waste gas is prolonged. And stable self-heating operation of the catalytic oxidation furnace is ensured.

The utility model relates to the technical field of reclaimed sand recovery, and specifically relates to a reclaimed sand recovery equipment, a plurality of motors are arranged outside the crushed material cavity, a plurality of motors and a plurality of crushed material rollers, each motor is separately connected with a crushed material roller, a feeding hopper is arranged below the crushed material roller, a hot drying cavity is arranged below the crushed material cavity, a plurality of electric heating rings are arranged inside the hot drying cavity, the electric heating ring is connected with electric heating device, the electric heating device is arranged outside the hot drying cavity, a winnowing device is arranged below the electric heating ring, a fan is arranged outside the hot drying cavity, the fan and the winnowing device are connected through a pipeline, a separating screen is arranged below the winnowing device, a discharge cavity is connected below the supporting frame, the discharge cavity is communicated with the inside of the hot drying cavity, the utility model has the advantages of high regeneration efficiency: multistage grinding and continuous heat treatment, improving the reclaimed sand recovery rate, environmental protection and energy saving: closed design and fan bag dust removal, reducing dust emission.

This invention relates to the field of vacuum generation equipment and discloses a cryogenic pump. The cryogenic pump includes: a housing, an adsorption component, a cold source, and a cleaning component. The adsorption component is disposed within the housing and is used to capture and absorb gas molecules. A portion of the cold source is disposed within the housing, and the cold source exchanges heat with the adsorption component. The cleaning component is disposed within the housing and acts on the surface of the adsorption component to remove condensate from the surface of the adsorption component. The cryogenic pump of this invention can quickly remove condensate without additional heating, achieving regeneration and restoration of pumping capacity, ensuring uninterrupted continuous operation of the cryogenic pump, and meeting the requirements of continuous operation of vacuum systems.

The invention provides a carbonized resin decolorizing and refining method for mixed dibasic acid dimethyl ester, and belongs to the technical field of chemical separation and purification. According to the technical scheme, spherical carbonized resin formed by carbonizing styrene-divinyl benzene polymer resin is used as an adsorbent, and a colored crude product DBE is subjected to decoloration treatment through a fixed bed process. The carbonized resin has extremely high selective adsorption capacity and adsorption rate on colored impurities in DBE, the Pt-Co color number of the carbonized resin can be reduced from 50 or above to 10 or below, the decolorization rate exceeds 80%, and meanwhile the yield of the DBE product reaches 99% or above. And the resin saturated by adsorption is easy to regenerate and can be repeatedly used. The method is simple in process, efficient and environment-friendly, overcomes many defects of a traditional activated carbon decoloration method, and is particularly suitable for industrial refining production of DBE.

The invention provides a system and a method for manufacturing positive electrode regenerated slurry from a lithium iron phosphate waste pole piece, the system comprises: a pole piece crushing unit for crushing the lithium iron phosphate waste pole piece to obtain a crushed pole piece, the size of the crushed pole piece being smaller than that of the lithium iron phosphate waste pole piece; the low-temperature passivation unit is used for performing low-temperature passivation on polyvinylidene fluoride of the crushed pole piece to obtain a passivated pole piece; the screening and separating unit is used for separating the passivated pole piece to obtain a positive electrode material and an aluminum foil material; and the repairing and homogenizing unit is used for simultaneously performing crystal repairing and homogenizing on the positive electrode material to obtain regenerated slurry. According to the scheme, the regeneration efficiency of the lithium iron phosphate waste pole piece can be improved.

The catalyst regeneration reactor comprises a crushing unit, a feeding conveying belt, a drying unit and a reactor, the crushing unit comprises a crushing box and two crushing rollers, the drying unit comprises a drying box, the bottom of the drying box is communicated with the reactor through a discharging port, and the feeding conveying belt is used for conveying a catalyst discharged from a feeding port to a feeding port; the drying box is provided with a mixing assembly, the mixing assembly is used for stirring a catalyst in the drying box, the drying box is communicated with a drying pipe, and the drying pipe is used for blowing high-temperature dry air to dry the catalyst in the drying box; according to the catalyst regeneration reactor disclosed by the utility model, the crushing unit is adopted to crush a to-be-regenerated catalyst and ensure that the catalyst can be quickly and effectively regenerated, and the drying unit is matched to dry the to-be-regenerated catalyst, remove moisture adsorbed in the catalyst and preheat the catalyst, so that the regeneration time is greatly shortened, and the regeneration efficiency is improved. The regeneration efficiency and the regeneration quality are improved.

The invention provides a differential device which can improve regeneration efficiency even if a differential limiting part is provided. A differential device (1) is provided with: a rotatable differential case (7); a pinion gear (11) that is rotatably supported within the differential case (7) and revolves by the rotation of the differential case (7); a pair of side gears (13, 15) that mesh with the pinion gear (11) and are rotatable relative to each other; and sliding surfaces (33, 43) that are provided between the differential case (7) and the side gears (13, 15) and that use sliding surfaces (33, 43). And a differential restricting part (5) for restricting the differential motion of the pair of side gears (13, 15) by the sliding of the pair of side gears (13, 15), in which an urging member (47) for urging the sliding surfaces (33, 43) of the differential restricting part (5) in the direction in which the sliding surfaces (33, 43) are separated is disposed between the differential case (7) and the side gears (13, 15).

This invention relates to a volatile organic compound (VOC) adsorbent material and its preparation method. The method involves first modifying a 5A molecular sieve with lithium, followed by vanadium modification to obtain a Li-V-5A adsorbent material. Based on the total mass of the adsorbent material, the Li content is 0.8%–4.5%, and the V content is 0.2%–1%. The adsorbent material obtained by this invention, using a 5A molecular sieve as a matrix and modified to obtain the Li-V-5A adsorbent material, has advantages such as good adsorption effect on low-carbon hydrocarbons and strong resistance to sulfur poisoning, especially high adsorption and removal rate of ethane.

The utility model relates to a passive hydrogen recombiner catalytic plate periodic test and regeneration device which comprises a support, a detection device and a regeneration device, the detection device comprises a detection heating box, a first gas inlet assembly and a first gas outlet assembly, and the first gas inlet assembly is connected to the gas inlet end of the detection heating box; the first gas outlet assembly comprises a first gas outlet adjusting pipeline and a first gas outlet analysis pipeline, and the first gas outlet adjusting pipeline and the first gas outlet analysis pipeline are connected to the gas outlet end of the detection heating box in parallel; the first air outlet adjusting pipeline is provided with a first air outlet flow adjusting valve; the first gas outlet analysis pipeline is provided with a first gas outlet flow meter and a hydrogen analyzer; the regeneration device comprises a regeneration heating box, a second air inlet assembly and a second air outlet assembly, and the regeneration heating box is located below the detection device; the second air inlet assembly is connected to the air inlet end of the regeneration heating box; the second air outlet assembly is connected to the air outlet end of the regeneration heating box. The detection reliability can be improved, and meanwhile the detection and regeneration efficiency is improved.

This invention provides a dust-laden gas filtration device with an annular airflow jetting structure, comprising: a filter having a first chamber and a second chamber, the first chamber having an air inlet and the second chamber having an air outlet; the filter including a filter unit, the dust-laden gas inlet being located in the first chamber and the clean gas outlet being located in the second chamber; a jetting system including: a first jetting device, the jetting nozzles corresponding to and spaced apart from the clean gas outlets of the filter unit; a second jetting device including an annular airflow jetting structure with an annular air outlet capable of forming an annular airflow around the outer periphery of the filter unit; and a pulse control device for controlling a pulse air source to jettison the inside and outside of the filter unit. By setting an annular nozzle on the filter unit, an annular jetting airflow is formed around the filter element during the jetting cleaning process, loosening the dust layer on the outside of the filter element, thereby improving the cleaning effect and regeneration efficiency of the filter element.

The invention relates to stem cell-derived engineered nano-vesicles (e-NVs) for promoting hair growth, the engineered nano-vesicles are prepared from stem cells through engineering induction, apoptosis induction and programmed serial extrusion processes in sequence, and an inducer used for engineering induction is 3, 3 '-diindolylmethane. The particle size of the engineered nano vesicle is mainly distributed in a range of 50-300 nm, the polydispersity coefficient is 0.05-0.20, and the expression proportion of phosphatidylserine is 40%-50%. The rice vesicles can effectively improve the hair follicle microenvironment, adjust the hair growth cycle, promote proliferation and differentiation of hair follicle stem cells and remarkably increase the hair regeneration rate of androgenetic alopecia model mice, and a safe, convenient and efficient clinical strategy is provided for hair regeneration treatment.

The invention discloses a composite repair and regeneration method for a waste lithium iron phosphate material, and belongs to the technical field of battery material regeneration. The regeneration method comprises the following steps: S1, grinding and crushing a waste battery lithium iron phosphate material, grinding a waste pole piece lithium iron phosphate material, mixing the two materials, pressing, and sintering in inert gas to obtain a mixture; and S2, adding a lithium source and a carbon source into the mixture for component regulation and control, sintering under inert gas, granulating and sorting to obtain the regenerated lithium iron phosphate material. According to the regeneration method, the purification problem of the recycled material is effectively solved, the technological process is simplified, and the high-performance regenerated lithium iron phosphate material can be obtained.

The application discloses a carbon aerogel adsorption electrode and an electric adsorption system based on the carbon aerogel adsorption electrode, and a method for preparing the carbon aerogel adsorption electrode. The method adopts normal pressure drying technology, greatly reduces energy consumption in the electrode preparation process while ensuring that the electrode has large porosity. Compared with the existing electric adsorption process for regenerating circulating cooling water, the electrode regeneration process needs to be suspended for adsorption, which influences the adsorption and regeneration efficiency. The application adopts ex-situ regeneration electric adsorption, improves ion adsorption capacity, and realizes electrode regeneration in ex-situ, thereby ensuring continuous operation of the electric adsorption process, improving the adsorption and regeneration efficiency, and further improving the desalination efficiency. The electric adsorption system can be used for removing anions and cations of the circulating cooling water, and the obtained regenerated water can be used as make-up water for a cooling tower.

The utility model discloses a papermaking sticker waste regeneration treatment machine which comprises a tank body assembly, a filling assembly is arranged on the outer wall of one side of the tank body assembly, the tank body assembly comprises a tank body, a smashing assembly is arranged in the tank body, the smashing assembly comprises a tank cover and a driving motor, and a grinding base is installed on the outer wall of one side of the tank cover through bolts. A grinding surface is arranged on the outer wall of one side of the grinding seat; when the grinding device is used for pulping crushed wastes, the wastes can be filtered and separated by a plurality of micropores in the porous conical block, the mounting ring and the porous conical block are subsequently pushed by the air cylinder to axially move along the guide groove of the connecting shaft, the gap between the porous conical block and the grinding seat is dynamically adjusted, and the driving motor is subsequently operated to start; the driving motor rotates the connecting shaft, the rotating connecting shaft drives the porous conical block to rotate, and waste above the porous conical block is ground by the grinding surface, so that massive waste is ground, crushing during pulping of the waste is achieved, and the situation that the subsequent pulping effect is affected by massive residues is avoided.

This invention relates to the field of medical blood purification equipment technology, and discloses a lipid adsorption material regeneration device, including a main body, a rotary switching module, an adsorption column module, a dynamic pressure balancing system, a fluid pipeline system, and a main controller. The rotary switching module drives the adsorption column module to switch between three stations: treatment, regeneration, and balancing preparation. The adsorption column module is filled with pH-responsive hydrogel material to achieve adsorption and regeneration functions. The dynamic pressure balancing system forms a magnetic circuit through a magnetic piston and electromagnetic drive components in a bypass pipe, which senses and adjusts the pressure inside the column in real time. The fluid pipeline system controls the connection of input and output connectors via an electric push rod to achieve fluid switching. The main controller integrates data from multiple sensors, including pressure, pH, and optical sensors, to intelligently terminate the regeneration process. This invention achieves in-situ online regeneration of the adsorption material, continuous uninterrupted treatment, and precise closed-loop control, improving treatment efficiency and safety, and significantly reducing consumable costs.

The utility model discloses a portable small-sized activated carbon high-temperature regeneration device which comprises a box body internally provided with a baking chamber, a flow guide air duct and a high-temperature decomposition chamber which are sequentially arranged; an air inlet is formed in one end, corresponding to the baking chamber, of the box body, a cooling circulating fan is arranged at the air inlet, an air outlet is formed in one end, corresponding to the high-temperature decomposition chamber, of the box body, and the other end of the baking chamber is communicated with the other end of the high-temperature decomposition chamber through a flow guide air duct; the activated carbon regeneration drawer is arranged in the baking chamber in a drawable manner; the first electric heating pipe is arranged in the baking chamber; the baking temperature sensor is arranged in the baking chamber; the second electric heating pipe is arranged in the high-temperature decomposition chamber; and the PLC intelligent control electric box is arranged outside the box body and connected to the cooling circulating fan, the first electric heating pipe, the baking temperature sensor and the second electric heating pipe. The device has the advantages of low acquisition cost, small occupied space, energy conservation, practicability and the like, and is suitable for regeneration of activated carbon in small and medium-sized factories.

This invention discloses an automatic high-performance liquid chromatography (HPLC) column regeneration device and its usage method, comprising a column temperature chamber and a power chamber. The column temperature chamber is equipped with a temperature control module, which houses the chromatographic column. The power chamber contains switching valves A, B, C, and D, and an infusion pump. Switching valves A, B, and C are multi-port selector valves, and switching valve D is a two-position four-port switching valve. Multiple branch interfaces of switching valve A are connected to multiple solvent bottles via pipelines. The common interface of switching valve A is connected to the infusion pump. The four interfaces of switching valve D are respectively connected to the infusion pump, switching valves B and C, the common interface, and a waste bottle. Multiple branch interfaces of switching valves B and C are respectively connected to both ends of multiple chromatographic columns. Through four switches, the flushing solvent, flushing direction, and the column to be regenerated can be automatically switched. The device is simple to operate, has low labor costs, high regeneration efficiency, and is economically beneficial.

A drive device improves the regeneration efficiency of a rotary electric machine. The drive device (100) includes a fluid coupling (2), a transmission shaft (4), and a rotary electric machine (3). The fluid coupling (2) includes a cover (21), a turbine (22), and an impeller (23). The turbine (22) is fixed to the cover (21). The impeller (23) is disposed in an outer shell formed by the cover (21) and the turbine (22). The impeller (23) is disposed opposite the turbine (22). The transmission shaft (4) extends through the outer shell of the fluid coupling (2). The transmission shaft (4) is connected to the impeller (23). The rotary electric machine (3) includes a first stator (31) and a rotor (32). The first stator (31) is disposed so as not to rotate. The rotor (32) is mounted to the outer shell of the fluid coupling (2).

The invention provides high-speed mixed bed equipment for fine treatment of condensed water of a thermal power plant, and belongs to the field of water treatment of the thermal power plant, the high-speed mixed bed equipment comprises a regeneration system, a control system and a high-speed mixed bed, the high-speed mixed bed is communicated with the regeneration system, and the regeneration system and the high-speed mixed bed are both electrically connected with the control system. According to the high-speed mixed bed equipment, the water distribution uniformity is remarkably improved, so that the utilization rate and the periodic water control amount of resin are remarkably improved, and the stability of the effluent quality is improved; the resin abrasion is reduced, the service life of the resin is prolonged, and the operation cost is reduced; the regeneration efficiency is improved, the consumption of a regeneration agent is reduced, and the discharge of regeneration wastewater is reduced; the equipment cost and the maintenance workload are reduced; the operation flexibility and reliability of the system are improved; and a modular design is adopted, so that capacity expansion and transformation are facilitated.

The utility model relates to medical instrument technical field especially is a kind of cooling device for skin crushing, including the casing with containing cavity, the heat insulating part being set in containing cavity, semiconductor refrigeration device and air supply device;The containing cavity is separated into upper cavity and lower cavity by heat insulating part, and heat insulating part has the communicating hole of the intercommunication of upper cavity and lower cavity;The refrigeration end cover of semiconductor refrigeration device set in lower cavity seals communicating hole, and the heat dissipation end of semiconductor refrigeration device is exposed in lower cavity, and the air outlet of air supply device can send air to lower cavity, realize the air cooling of heat dissipation end, the casing has the exhaust hole being communicated with lower cavity, realize the external discharge of hot air after absorbing the heat of heat dissipation end, and the upper end of casing has the accommodating hole being opposite to communicating hole, after crushing cup is set in accommodating hole and communicating hole, its lower end is in abutment with refrigeration end, realizes the contact cooling of crushing cup, so that the skin in crushing cup can be crushed under low temperature.

The application belongs to the technical field of automobile air suspension and discloses an air supply unit control system and method, which comprises an electric control module, a valve body air path module, an electric drive module and an air drying module. The valve body air path module is provided with a winding heating regeneration air path, which can guide the high-pressure gas in the gas storage tank to flow through the motor winding for heating and then be introduced into the low-pressure cavity for the dryer regeneration. The electric control module realizes the intelligent operation of the system by executing a regeneration control algorithm, a pressure regulation strategy and a temperature-pressure collaborative control method. The regeneration control algorithm automatically triggers the regeneration process according to the humidity state or the time interval; the pressure regulation strategy maintains the stable system pressure according to the sensor signals; and the temperature-pressure collaborative control dynamically optimizes the control parameters according to the winding temperature and the air path pressure. The system effectively integrates the motor waste heat utilization, the dryer regeneration and the accurate pressure regulation and control, and improves the overall energy efficiency and reliability.

The invention relates to the technical field of corrosion control of petroleum refining equipment, in particular to a corrosion control system for a recycle hydrogen desulfurization system of a hydrogenation device, which comprises a recycle hydrogen desulfurization system connected with an amine liquid feeding system and used for injecting lean amine liquid to absorb and remove H2S in recycle hydrogen gas; the data acquisition module is used for acquiring process parameters of the recycle hydrogen desulfurization system and sending the process parameters to the data processing module; the data processing module is used for calculating a theoretical amine liquid injection rate according to the process parameters and the corrosion control indexes, and sending the theoretical amine liquid injection rate to the feedback regulation module; the feedback adjusting module is used for controlling the amine liquid feeding system to adjust the lean amine liquid injection amount of the circulating hydrogen desulfurization system in real time according to the theoretical amine liquid injection amount. The theoretical amine liquid injection amount is automatically calculated according to the process parameters and the corrosion control indexes, and the actual injection amount is continuously adjusted through closed-loop control, so that the desulfurization efficiency is improved, and the corrosion risk of the system is effectively controlled.

The invention discloses a five-cavity-bipolar membrane electrodialysis device and a five-cavity-bipolar membrane electrodialysis method for purifying degraded amine liquid. The electrodialysis device comprises an integrated membrane stack adopting a flat plate type membrane stack structure, the arrangement mode of the membrane stack is as follows: an anode plate, an anode chamber, an anti-pollution ultrafiltration membrane, a pretreatment cavity, an anion exchange membrane, an amine liquid regeneration cavity, a bipolar membrane, a high-value conversion cavity, a cation exchange membrane, a raw material salt cavity, an acid-resistant anion membrane, a cathode chamber and a cathode plate are connected in sequence; clamping plates are respectively attached to the outer sides of the anode plate and the cathode plate, and the whole membrane stack is sealed and pressed through the two clamping plates to form a five-function cavity structure; wherein the nightside of the bipolar membrane faces the amine liquid regeneration cavity, the sunny side of the bipolar membrane faces the high-value conversion cavity, and the bipolar membrane is a sulfonated covalent organic framework composite bipolar membrane. The device does not need additional acid and alkali, the amine liquid regeneration rate is larger than or equal to 90%, the heat-stable salt removal rate is larger than or equal to 90%, the high-value salt purity is larger than or equal to 90%, and the device is suitable for treatment of deteriorated amine liquid in the fields of natural gas desulfurization, carbon capture and the like.

A lithium bromide solution regeneration treatment device relates to the field of solution regeneration device, including casing, shell cover, first filter screen, second filter screen, discharge pipe and blowdown pipe, casing and shell cover fixed connection, first filter screen and second filter screen are fixedly connected with the inner wall of casing respectively, first filter screen is located below second filter screen, discharge pipe is located above second filter screen and is connected with the outer wall of casing, blowdown pipe is connected with the lower surface of casing, fluid flushing feeding component is arranged on the casing, the discharge end of fluid flushing feeding component is located below first filter screen and is connected with the outer wall of casing, liquid backflow component is arranged in the casing, the movable end of liquid backflow component is connected with the casing close to the bottom end of inner wall, the fixed end of liquid backflow component is connected with fluid flushing feeding component, the beneficial effect lies in: avoid the waste of material caused by crystallization of high concentration lithium bromide deposited in the bottom of casing due to high concentration and poor fluidity, thereby improve the regeneration efficiency of lithium bromide solution.

The energy-saving system comprises an absorption tower, a high-pressure desorption tower and a low-pressure desorption tower, the high-pressure desorption tower and the low-pressure desorption tower are communicated with the absorption tower at the same time, a first gas phase conveying pipe is communicated between the bottom of the low-pressure desorption tower and the top of the high-pressure desorption tower, and part of a gas phase heat source of the high-pressure desorption tower can be conveyed into the low-pressure desorption tower; the rich solution regeneration energy consumption of the low-pressure desorption tower is reduced; a first heat exchanger is arranged on the first rich liquor output pipe, a second heat exchanger is arranged on the second rich liquor output pipe, a first barren liquor return pipe between the absorption tower and the high-pressure desorption tower is connected to the first heat exchanger, and a second barren liquor return pipe between the absorption tower and the low-pressure desorption tower is connected to the second heat exchanger; the first barren liquor return pipe is provided with a first heat exchange pipe communicated with the high-pressure heat exchanger, and the second barren liquor return pipe is provided with a second heat exchange pipe communicated with the low-pressure heat exchanger. The pregnant solution regeneration time is shortened, the regeneration efficiency is improved, the heat recovery efficiency is improved, and the energy consumption is reduced.

The utility model discloses a dehumidification device for humidity control and moisture prevention of household appliances. The device comprises a dehumidification block body, a fan system, a heater, three temperature and humidity detectors and a controller, wherein the three temperature and humidity detectors are arranged at the two ends of the dehumidification block body and in a target drying bin respectively. The controller controls the device to be switched between an adsorption dehumidification mode and a desorption regeneration mode. In the adsorption mode, the draught fan leads external airflow to be dehumidified through the dehumidification block and then sent into the target drying bin. And in the desorption regeneration mode, the fan and the heater operate, and the heating airflow is guided to reversely penetrate through the dehumidification block to be regenerated and then discharged. The method is characterized in that the three detectors are used for real-time data, the controller intelligently judges the dehumidification requirement and the block saturation and regeneration completion state according to the humidity of a target bin and the humidity difference and the temperature difference of the two ends of a dehumidification block, efficient, energy-saving and accurate closed-loop control is achieved, and the problems of humidity control and moisture prevention in household appliances are effectively solved.