3398results about "Liquid material" patented technology

The invention relates to the technical field of filling automation control, in particular to a full-automatic essential balm filling control system based on PLC online monitoring, which comprises a filling parameter real-time acquisition module, a dynamic coupling analysis module, a multi-axis cooperative execution module, a foreign matter real-time detection module, an interlocking control module and a filling quality feedback module. Wherein the filling parameter real-time acquisition module is used for acquiring temperature data of a filling head, a liquid viscosity value and the flow velocity of a filling pipeline in real time; and the dynamic coupling analysis module is used for establishing a correlation model of the temperature gradient and the viscosity change rate and generating a dynamic compensation parameter set. According to the method, the nonlinear correlation model of the temperature and the viscosity change rate is constructed, and the dynamic compensation parameter set is generated, so that self-adaptive precise control in the filling process and automatic response linkage of abnormal working conditions are realized, and the stability and the intelligent level of a filling system are remarkably improved.

The invention provides an oral liquid filling parameter optimization method and system, which is applied to the technical field of automatic production, and is characterized in that parameter adjustment is performed by introducing the change rate of filling weight deviation and combining instantaneous deviation, and meanwhile, long-term trend is continuously recorded and basic parameters are corrected; the problems that in the prior art, filling parameter adjustment lags behind, the convergence speed is low, and fluctuation is likely to be generated are effectively solved, and the filling precision and the qualified product rate are remarkably improved.

The utility model discloses a double-butterfly-valve sterile medicine transfer system, and relates to the technical field of pharmacy. Comprising a turnover medicine storage tank, a driving butterfly valve, a driven butterfly valve, a powder storage tank and a sterile liquid medicine storage bag, a discharging port of the turnover medicine storage tank is connected with the driving butterfly valve through a first connecting piece, and the driving butterfly valve is connected with the driven butterfly valve through a second connecting piece; the passive butterfly valve is connected with a feeding port of a powder storage tank through a third connecting piece, a first diaphragm valve is arranged at a discharging port of the powder storage tank, and the discharging port of the powder storage tank is connected with a sterile liquid medicine storage bag; by adopting the design of double butterfly valves, sterile connection is established between the turnover medicine storage tank and the powder storage tank, the reliability of hoop connection is high, the structure is simple, the operation complexity is low, the universality is high, the flexibility is high, and the cost is low.

The invention relates to the technical field of process control, and discloses a liquid medicine circulation filling control method and system for inhibiting flow pulsation, and the method comprises the steps: obtaining an original flow signal and liquid medicine viscosity data of liquid medicine in a liquid medicine filling pipeline, and calculating a reference deviation value of the liquid medicine viscosity data, performing gain effect analysis on the liquid medicine viscosity data based on the calculated reference deviation value to obtain a dynamic gain coefficient of the liquid medicine viscosity data, and acting the dynamic gain coefficient on the obtained original flow signal of the liquid medicine in the liquid medicine filling pipeline to obtain a compensation control signal; a pressure fluctuation signal in the compensation control signal is decomposed into a high-frequency mechanical vibration component and a low-frequency flow pulsation component, the two decomposed components are subjected to frequency-band-divided collaborative filtering, a frequency division filtering signal is obtained, and the opening degree of a liquid medicine filling valve is adjusted according to the frequency division filtering signal; according to the invention, the filling precision of the liquid medicine capable of inhibiting the flow pulsation can be improved.

An apparatus for processing pharmaceutical containers, in particular vials, syringes or carpules, and a filling device for filling pharmaceutical containers. The apparatus includes a frame that can be positioned on a set-down surface and has a surface, a first side and a second side, a processing station, and a transport device arranged between the first side and the second side, with circulating holding elements for the containers which move along a transport direction on a transport segment and counter to the transport direction on a return segment. The processing station is arranged at the transport segment, and the transport segment and the return segment are arranged above the surface. The transport plane is inclined by an angle of inclination relative to a plane of the surface and / or a horizontal plane, and the transport segment is arranged above the return segment in the direction of gravity.

The invention discloses an automatic bag feeding packaging production line, and relates to the field of bag feeding packaging machines, the automatic bag feeding packaging production line comprises a rack, a rotary table and a machine clamping assembly, and further comprises an auxiliary exhaust mechanism which is arranged at a heat sealing station and located on a bag moving path, and the auxiliary exhaust mechanism comprises a back supporting plate, an extrusion rod piece and a force application assembly; the extrusion rod piece comprises a cross rod and an inclined rod, the inclined rod and the cross rod are arranged at an included angle, the cross rod is located at a first height position above the height of materials in the bag, and through the synergistic effect of the cross rod and the inclined rod in the auxiliary exhaust mechanism, the extrusion rod piece acts on the area above the height of the materials in the bag, redundant gas in the bag is extruded, and the residual air amount is reduced; the sealing performance and the packaging appearance flatness after heat sealing are remarkably improved, the inclination angle design of the inclined rod and the extrusion rod piece with the adjustable height can adapt to the coexistence scene of solid floating objects and liquid, the liquid is prevented from overflowing to a bag opening, meanwhile, the floating objects are pushed and pressed to the position below the liquid level, and it is ensured that the exhaust process is stable and reliable.

The utility model discloses a container forming system suitable for cleaning and sterilizing a container, a clamp, a mold and the interior of the container, the clamp and the mold. The container forming system comprises a sealing mechanism, a stretching rod device, the mold, a fluid controller, a fluid recovery pipeline, a storage cylinder body and corresponding switch valves, the system can be widely applied to all implementation stages of the whole production process flow of injecting pressurized fluid into various types of preforms to form containers, and is particularly applied to equipment for hydroforming and synchronously filling the containers, and the sealing mechanism is provided with a middle channel and a one-way valve and is connected with corresponding fluid; the stretching rod device also has various corresponding stretching rod deformations, and the container, the clamp, the mold and the interior of the stretching rod device can be cleaned and sterilized through two stages, so that waste and discharge of pressurized fluid can be prevented, serious sanitation problems are avoided, and production of sterile bottles is ensured; and the liquid level of the container after hydraulic forming and synchronous filling and the influence of foam on the liquid level are effectively controlled.

The invention discloses an anti-drip device for hypochlorous acid disinfectant filling, comprising: a liquid discharge pipe, the liquid discharge pipe comprising a liquid inlet part and a liquid discharge part, the liquid inlet part being used for connecting an external chlorous acid disinfectant supply device, and the liquid discharge part being used for discharging a hypochlorous acid disinfectant; the valve element is arranged in the liquid discharging pipe in a matched mode, and the valve element can block one end of the liquid inlet part; the hollow valve rod is arranged on the valve element, and the hollow valve rod is connected with an external pressure air source through a hose; the driving mechanism is used for driving the hollow valve rod to move; wherein a first control valve is arranged on the hollow valve rod; an air guide groove is formed in the valve element, and the hollow valve rod is communicated with the air guide groove; a plurality of first air guide channels are evenly distributed in the valve element and communicate with the air guide groove. The anti-dripping device is good in anti-dripping effect, and waste of hypochlorous acid disinfectants can be reduced.

A method for controlling a flow regulating valve (6) of a filling machine (1), controlling the flow of pourable food product, envisages: receiving an inlet pressure measurement (PIN) from a pressure sensor (14); receiving an inlet flow measurement (FIN) from a flow meter (16); determining a control signal (Sc) for controlling an operating position of the flow regulating valve (6) by combined contributions (C1, C2) of a flow feedback control module (22), receiving at its input a flow set point (FSP) and the inlet flow measurement (FIN) and generating a first control contribution (C1) indicative of a difference between the inlet flow measurement and the flow set point; and a flow feed-forward control module (20), receiving at its input the inlet pressure measurement (PIN) and the flow set point (FSP) and generating a second control contribution (C2) as a function of the flow set point and inlet pressure measurement, using pre-stored fluid-dynamic maps, which may be a result of a characterization of the flow regulating valve in a test condition. The flow feed-forward control module uses the fluid dynamics maps in a dynamically adaptive manner, depending on different operating conditions of the filling machine and / or the related pourable food product, thereby adapting to the same different operating conditions and / or the pourable food product.

The utility model discloses a high-viscosity filling and plugging device, which relates to the technical field of food and medicine packaging, and comprises a frame body, a filling assembly and a plugging assembly, the frame body is provided with a vacuum support capable of vertically moving, the vacuum support is provided with a filling channel and a plugging channel, a container capable of horizontally moving is arranged below the vacuum support, and the filling assembly and the plugging assembly are arranged on the frame body. The filling channel and the plugging channel can be communicated with corresponding containers; the filling assembly comprises a filling needle located above the filling channel and a first vacuum assembly communicated with the filling channel, and the filling needle is used for filling liquid into the container; and the plug adding assembly comprises a plug adding rod located above the plug adding channel and a second vacuum assembly communicated with the plug adding channel, the plug adding rod is used for adding a plug to the position above the liquid in the container, the problems that operation is complex and the filling precision is low can be solved, and the production efficiency and quality of high-viscosity liquid filling products are improved.

The utility model provides an automatic filling machine which is characterized in that a motion control mechanism at least comprises three groups of linear modules which are perpendicular to one another to form three-dimensional space coordinates, and each linear module comprises a guide rail, a sliding block and a driving element; the filling mechanism is provided with a limiting part and a fixing part, the limiting part limits the filling mechanism to generate shaking displacement except the moving direction of the filling mechanism, and the fixing part limits the displacement in the moving direction of the filling mechanism in the filling process; the posture adjusting mechanisms comprise the first posture adjusting mechanism used for adjusting the angle of the filling mechanism relative to the horizontal plane, and the second posture adjusting mechanism used for adjusting the filling mechanism to rotate along the moving direction axis. According to the utility model, the problems of residue and drip leakage are effectively avoided.

The invention discloses a solid-gas coupling hydrogen storage system and a flow and pressure coordinated regulation and control method thereof. The system comprises a gaseous hydrogen storage tank, a solid hydrogen storage tank, a hydrogen coupling regulation and control device, a hydrogen buffer tank, a solid hydrogen storage thermal management system, a high-pressure proportional valve, a low-pressure proportional valve, a three-way valve and a hydrogen storage valve. The gaseous hydrogen storage tank is connected with the hydrogen coupling regulation and control device through a pipeline, and high-pressure hydrogen is conveyed to the high-pressure inlet end of the hydrogen coupling regulation and control device. The low-pressure inlet end of the hydrogen coupling regulation and control device is connected with the solid hydrogen storage tank through a pipeline, and the outlet end of the hydrogen coupling regulation and control device is connected with the hydrogen buffer tank through a pipeline; and the pipelines of the gaseous hydrogen storage tank and the solid hydrogen storage tank are simultaneously connected with the three-way valve. According to the system, efficient and safe hydrogen storage and supply are achieved through the synergistic effect of all the components, and reliable technical innovation and support are provided for hydrogen energy application.

The invention relates to the technical field of automatic packaging equipment, and discloses a cooperative control system for a filling electric cylinder and an adjustable stirring cylinder. The system comprises a filling electric cylinder module, a weighing measurement module, an adjustable stirring cylinder module and a cooperative controller module. The filling electric cylinder module executes the filling action and feeds back the position speed; the weighing measurement module collects the material weight of the container in real time and converts the material weight into liquid level height; the adjustable stirring cylinder module stirs materials through variable frequency driving and replaceable paddles; and the cooperative controller module receives real-time data of each module and SPC historical data, analyzes and generates a cooperative control instruction, and dynamically optimizes filling and stirring parameters. By means of modular integration and data closed-loop control, high-precision and self-adaptive filling is achieved, the problems that traditional equipment is difficult to adjust, insufficient in precision, poor in material adaptability and lack of intelligent feedback are solved, and the high-precision self-adaptive filling device is suitable for occasions with high requirements for filling precision and flexibility in the industries of food, medicine and the like.

The invention discloses an intelligent foam monitoring control method and device in a lubricating oil filling process, and relates to the technical field of monitoring control, and the method comprises the steps: carrying out the real-time collection of the state data of lubricating oil in a filling container, and obtaining a multi-mode foam feature data set; performing foam feature fusion evaluation based on the multi-modal foam feature data set to generate a foam state influence score; lubricating oil filling control analysis is carried out according to the foam state influence score, a foam filling risk grade is generated, and a defoaming control instruction is constructed according to the foam filling risk grade; and the defoaming control instruction is sent to a filling execution mechanism, a defoaming device is controlled in a linkage mode to conduct defoaming operation, and closed-loop inhibition of foam in the filling process is achieved. The technical problem that foam generation and expansion in the filling process cannot be accurately recognized and inhibited in real time in the prior art is solved, and the technical effects of improving foam recognition precision and achieving foam dynamic regulation and control and closed-loop inhibition in the filling process are achieved.

The present invention relates to a device for processing pharmaceutical containers (102) which are received in a common carrier (108), in particular in a nest (110), comprising a transport device (114) which defines a transport direction (116), wherein the carriers (108) can be transported successively along a transport path on the transport device (114) along the transport direction (116), and a weighing station (138) for weighing, in particular simultaneously, a plurality of containers (102), wherein at least a portion of the carriers (108) is assigned a respective gripping device (130), wherein a predefined number of containers (102) can be removed from the carrier (108) via a receiving device (164, 166) and transferred to a gripping tool (132) of the gripping device (130), on which the containers (102) can be held, wherein the gripping tool (132) on the transport device (114) along the transport path is movablewherein the weighing station (138) is movably designed and can be moved from a storage position, in which the transport path for passing the weighing station (138) is clear for the carriers (108) and the gripping device (130), to a weighing position and vice versa, wherein the weighing station (138) is arranged on the transport path in the weighing position, and wherein the containers (102) removed from the carrier (108) and arranged in the gripping tool (132) can be positioned on weighing elements (146) of the weighing station (138) for weighing in the empty and / or filled state when the weighing station (138) assumes the weighing position. The invention also relates to a method for processing pharmaceutical containers (102).

A cartridge handling machine for vape type cartridges is provided, which may comprise a filling module for filling of cartridge bodies with viscous consumable fluids, particularly oils extracted from hemp and cannabis and compositions thereof. The cartridge handling machine may also comprise a capping module to provide for synchronized filling of the filled cartridges and capping the cartridges with a cap, such as a mouthpiece or other cap device developed for such cartridges. The individual filling and capping modules can be operated independent of each other such that the cartridge handling machine preferably comprises both a filling module and capping module that preferably are integrated together for synchronized operation, although these modules may also be constructed and operated as separate machines for the respective filling and capping of these types of vape cartridges.

The utility model provides a preparation subpackaging device which comprises a main pipeline, branch pipelines, a driving pump and an exhaust pipe, the near end of the main pipeline is communicated with a stock solution bag, a plurality of branch pipelines are communicated with the main pipeline, one of the branch pipelines is communicated with the far end of the main pipeline, each branch pipeline is independently provided with a subpackaging valve and a subpackaging container, and the driving pump is communicated with the exhaust pipe. The driving pump is arranged on the main pipeline between the branch pipeline and the stock solution bag, the exhaust pipe is arranged on the main pipeline between the driving pump and the stock solution bag, a main valve is arranged on the main pipeline between the exhaust pipe and the stock solution bag, and an exhaust valve is arranged on the exhaust pipe. According to the preparation split charging device, only one exhaust pipe is arranged, contact with outside air is reduced, the risk that microorganisms pollute a pipeline is reduced, the split charging amount is controlled through the weighing sensor, the split charging uniformity and accuracy can be ensured, high-speed split charging is achieved, residual preparations in the pipeline can be emptied to be recycled, and the production efficiency is improved. And waste is reduced.

Disclosed in the present invention is a sterilization detection system for a BFS aseptic filling apparatus. The sterilization detection system comprises a filling mechanism (1), a forming mold (2), a sterilization cup (3) and an air supply mechanism (5), wherein the sterilization cup (3) is connected below the forming mold (2), liquid in the filling mechanism (1) passes through the forming mold (2) to reach the sterilization cup (3), the air supply mechanism (5) is in communication with the forming mold (2) by means of an air intake pipeline (82) and is configured to provide support air for the sterilization cup (3), and the sterilization cup (3) discharges air by means of an air output pipeline (81). The sterilization detection system further comprises a particle detection mechanism (6), wherein the particle detection mechanism (6) is arranged on the air intake pipeline (82) and / or the air output pipeline (81), and is configured to detect the content of airborne particles in the air in the sterilization cup (3). In the sterilization detection system for a BFS aseptic filling apparatus of the present invention, the particle detection mechanism is arranged on the air output pipeline, such that the content of airborne particles in the support air inside the sterilization detection system can be detected online before, during and after production, and the support air sampled for detection follows the same path as the support air during actual production, resulting in a sampling result closer to a true value.

The utility model discloses a weighing type sulfuric acid anti-corrosion filling machine which comprises a first filling area and a second filling area which are arranged in parallel, and each of the first filling area and the second filling area is composed of a rack and a conveying mechanism penetrating through the rack. A sulfuric acid conveying assembly parallel to the conveying mechanism is installed on the portion, behind the conveying mechanism, of the supporting plate face of the machine frame, a height lifting mechanism is arranged on the portion, between the conveying mechanism and the sulfuric acid conveying assembly, of the supporting plate face, a PFA lining structure is arranged on the inner wall of a pipeline of the sulfuric acid conveying assembly, and the adjacent pipelines are in sealed connection through flanges. The surface of the stainless steel pipe is lined with a PFA material, conveying and filling of high-corrosion liquid such as sulfuric acid are achieved through the fluorine lining valve and the corrosion-resistant hose, the whole machine achieves high-precision filling metering through the two sets of filling stations, and gas generated by the solution is collected and treated through the cover structure and the acid mist collecting device. And high-speed precise filling operation of high-corrosivity materials such as sulfuric acid is achieved.

The application discloses a land LNG double-loading vehicle arm fine positioning butt joint system, which comprises an LNG double-loading vehicle arm, a stand column camera arranged on the upper part of a support stand column, a liquid-phase camera and a liquid-phase marker arranged on the hard pipe at the end of a liquid-phase arm, a gas-phase camera and a gas-phase marker arranged on the hard pipe at the end of a gas-phase arm, a liquid-phase arm flange arranged at the end of the liquid-phase arm and used for butt joint with a tank car liquid-phase flange, and a gas-phase arm flange arranged at the end of the gas-phase arm and used for butt joint with a tank car gas-phase flange. The application further discloses a land LNG double-loading vehicle arm fine positioning butt joint method. The first virtual flange position is taken as a coarse positioning terminal point, three virtual flanges are arranged along the central axis direction of the tank car liquid-phase flange after the first virtual flange as transition positions for step-by-step fine positioning butt joint, and the step-by-step positioning butt joint realizes multi-step control step-by-step butt joint in the fine positioning process, thereby improving the butt joint precision.

A method for dosing sterile syringes with medicinal products includes arranging syringes in a syringe nest and the syringe nest in a device with a cover, sterilizing the syringes, loading the devices with the syringes in a dispensing system, and uncovering, dosing and covering the syringes by a dosing system in the presence of a laminar flow. The device allows the nests to be sterilized and the cover protects the inside of the syringes from suspended particulates.

The utility model discloses a liquefied air energy storage system which comprises a molecular sieve water separator and a molecular sieve adsorption tower, a separator air output pipe is connected with a top gas connecting pipe of the molecular sieve adsorption tower, and a bottom gas connecting pipe of the molecular sieve adsorption tower is connected with a cold box front compressor unit. The cold box front compressor unit is communicated with an air pipeline in the cold box, and an outlet of the air pipeline in the cold box is communicated with a first liquefied air storage tank through a first liquefied air output pipe with a first throttling valve; the output end of a liquid air pressure pump on a first liquefied air storage tank output pipe of the first liquefied air storage tank is communicated with the air input end of the expansion unit, the air output end of the expansion unit is provided with a hot blowing conveying pipe and a cold blowing conveying pipe, and the hot blowing conveying pipe is communicated with a bottom gas connecting pipe through a first heater and an electric heater; and the output end of the cold blowing gas conveying pipe is connected to the output end of the electric heater output pipe. The device has the advantages of simple structure, low energy consumption and full utilization of heat energy.

Equipment for separating caps from a tray, after the caps have been attached to bottles to seal the latter. The tray comprises a plurality of fastening systems for holding caps on a lower face of the plate, and a through opening centered on each fastening system, the plurality of openings being distributed according to a distribution pattern. The equipment comprises an unclipping plate provided, on a lower face, with rods distributed according to the distribution pattern. The unclipping plate is mobile along a vertical axis, so that each rod can pass through an opening. Some rods, referred to as first rods, have a first length along the vertical axis and other rods, referred to as second rods, have a second length less than the first length.

The invention discloses automatic quantitative high-precision filling equipment for heating refined gallium in an air environment, which comprises an automatic filling assembly, an automatic receiving assembly, an outer cover feeding assembly, an inner cover feeding assembly and an automatic bottle feeding assembly, gallium has certain corrosivity, and in order to ensure the purity of the gallium, a peristaltic pump is adopted to directly suck and convey the gallium; a refined gallium heating unit; the refined gallium is heated, so that the condition that filling is blocked due to solidification of the refined gallium in the filling process due to too low room temperature is avoided; a quantitative filling unit; and a five-layer sealing filling gun is adopted to ensure that no leakage phenomenon is generated after filling is finished. According to the automatic quantitative high-precision filling equipment for heating the refined gallium in the air environment, a method for precisely filling the refined gallium through the high-speed quantitative filling gun is adopted, the other high-precision liquid supplementing filling gun is used for filling the final refined gallium, and the precision of a final product is guaranteed.

In one general aspect, a method for filling multiple containers with a pharmaceutical product is disclosed, which comprises decontaminating sealed nested materials in a transfer chamber, removing from the sealed nested materials one or both of a container nest holding the multiple containers and a closure nest holding multiple closures, transferring from the transfer chamber to a controlled environment enclosure the removed nest, aseptically filling the containers with the pharmaceutical product, and closing the containers with the multiple closures. The nests are configured to allow multiple closures and containers to be simultaneously aligned concentrically, and closed simultaneously. Spring-loaded retaining structures on the closure nest allow it to releasably retain multiple closures above the corresponding multiple containers. In some embodiments the spring-loaded features are monolithically integrated with the closure nest. The product may be lyophilized in partially sealed containers while the sealing closures are releasably retained by the closure nest.

The utility model relates to the technical field of power emission, in particular to a phase change acting system. The phase change acting system comprises a phase change pipe, the phase change pipe is provided with a pressure relief end and a filling end, a piston for controlling a pressure relief opening of the pressure relief end of the phase change pipe to be opened and closed is arranged in the phase change pipe, and the filling end is provided with a liquid carbon dioxide filling valve and a valve closing air cylinder for providing force needed by the piston for closing the pressure relief opening. The piston can open and close the pressure relief opening under the action of the pressure difference between the interior of the phase change pipe and the interior of the valve closing air cylinder, the valve closing air cylinder is connected with an air filling valve, the air filling valve is connected with an air source through an air inflation pipe, and the liquid carbon dioxide filling valve is connected with a liquid carbon dioxide storage tank and a liquid carbon dioxide filling machine through a liquid filling pipe. The liquid carbon dioxide and the compressed air can be filled without assembling and debugging again, so that continuous and rapid filling is realized, the phase change pipe can be ensured to do work outwards rapidly and uninterruptedly, and the overall operation efficiency is improved.

The invention discloses an LNG (Liquefied Natural Gas) cold energy gradient utilization system coupled with seawater desalination and liquefied air energy storage. A seawater desalination module of the system carries out seawater desalination by using cold energy of liquefied natural gas, and a liquefied air energy storage module carries out air compression and liquefaction in a power off-peak period and releases energy to generate power in a power peak period; the system can switch a seawater desalination priority mode, an energy storage peak regulation mode and a composite energy supply mode. According to the system, a double-loop structure is adopted, liquefied natural gas cold energy, solar heat energy, electric energy and environmental resources are fully coupled, multi-energy complementation, gradient utilization and combined cooling heating and power are achieved, flexible switching of three cooperative operation modes is achieved, the operation state of the system can be adjusted according to the external load requirement, the resource utilization efficiency and the operation economy are improved, and the energy consumption is reduced. The modular design has good expandability and engineering adaptability, has the characteristics of being green, energy-saving, environment-friendly, high in safety and stable in operation, and is suitable for guaranteeing regional water resources and balancing power generation fluctuation of unstable green energy.

The utility model belongs to the technical field of liquid hydrogen stations, and particularly relates to a liquid hydrogen station BOG recycling system which comprises a liquid hydrogen tank car, a liquid hydrogen storage tank, a hydrogen liquefying device and a hydrogen recycling device. A gas outlet of the liquid hydrogen storage tank is respectively connected with the hydrogen liquefaction device and the hydrogen recovery device through a BOG gas phase recovery pipeline, and a liquid outlet of the hydrogen liquefaction device is connected with a liquid inlet of the liquid hydrogen storage tank. According to the system and the control scheme, BOG generated in the operation process of the liquid hydrogen filling station is reasonably recovered, complete recovery and efficient storage of BOG hydrogen are achieved, the system and the control scheme are high in automation degree and good in applicability, the on-site operation time of operation personnel is shortened, and the production efficiency is improved. And the overpressure emission or direct emission of hazardous gases such as BOG (boil-off gas) in the transportation process of the liquid hydrogen tank car is reduced.

The utility model discloses a hydrogen storage and supply device and a hydrogen fuel cell heat and power cogeneration system, and relates to the technical field of fuel cells. The hydrogen storage and supply device realizes normal-temperature and normal-pressure storage of hydrogen on the basis of a liquid organic matter hydrogen storage technology, and the principle is that hydrogen storage is realized by virtue of reversible reaction and hydrogenation reaction of unsaturated liquid organic matters such as olefin, alkyne or aromatic hydrocarbon and hydrogen, and hydrogen release is realized by virtue of dehydrogenation reaction. According to the liquid organic matter hydrogen storage technology, the hydrogen storage density is 5%-10%, and the hydrogen storage amount is large; and the hydrogen storage carrier is a liquid organic matter, normal-temperature and normal-pressure transportation can be achieved, convenience and safety are achieved, the requirement for the hydrogen liquid tank is low, and hydrogen leakage is basically avoided during transportation. And during dehydrogenation reaction, the temperature required by hydrogen desorption is low, the energy consumption is low, the hydrogen desorption rate is adjustable, and the hydrogen desorption device can be adapted to various hydrogen fuel cells. The hydrogen fuel cell heat and power cogeneration system collects and utilizes the lost heat of the cell, so that the comprehensive utilization rate of the hydrogen fuel cell is improved.