73results about How to "Convenient for logistics and transportation" patented technology

The invention discloses a mobile-box-type X-ray cargo inspection system, belonging to the field of imaging of X-ray radiation. The mobile-box-type X-ray cargo inspection system comprises an equipment cabin (1) and a scanning device (3), wherein the scanning device (3) is arranged in the equipment cabin (1) and used for performing X-ray scanning on cargos to be inspected; and a scanning manner is set to be that a central line of a scanning channel (23) of the scanning device (3) is perpendicular to the length direction of the equipment cabin (1). The mobile-box-type X-ray cargo inspection system realizes the maneuverability of security inspection equipment at a same security inspection space or different security inspection spaces.

The invention discloses a working position apparatus, and relates to auxiliary tool devices in device manufacturing. The working position apparatus has good universality, can reduce later-stage maintenance workload, and is convenient to store and transport through logistics. The working position apparatus comprises a body frame formed by connecting a plurality of rod pieces in a defined mode. Lining pieces for supporting materials are arranged in the body frame, and the rod pieces are connected in a detachable mode, and the lining pieces are connected with the body frame in a detachable mode. The working position apparatus is mainly used for storing materials.

Disclosed is a deeply integrated electric drive system. The deeply integrated electric drive system includes a motor module, a motor controller module and a gearbox module which are integrated. A motor shell of the motor module is formed by stirring, rubbing and welding a motor water jacket outer sleeve and a motor water jacket inner sleeve. The motor controller module includes a MOSFET module, adirect current filter module, a MOSFET water cooling board, a control board, a three-phase copper bar and a motor controller cover assembly. The gearbox module includes an input shaft assembly, an intermediate shaft assembly, a differential assembly, a parking mechanism and a gearbox cover assembly. The motor module and the motor controller module adopt integrated cooling water channels. The electric drive system integrates a motor, a motor controller and a gearbox. The motor controller is integrated with the MOSFET module, and so the size is reduced. The motor and the motor controller are connected by the three-phased copper bar which are internally arranged, and adopt integrated cooling water channels without external connection of a high and low voltage wiring harness and a cooling water pipe. The deeply integrated electric drive system has the advantages of high reliability, low cost and convenient logistics transportation.

The invention discloses a group raising method of feeding spodoptera frugiperda larvae with young corn spears. The group raising method mainly comprises the steps of paving silver sand at the bottom of a raising box, with different tissue parts of the young corn spears, such as bracteal leaves of the young corn spears, young corn spear cores and young corn spear stigmas as food stuffs, laying thefood stuffs on the surface of a sand layer in a spacing manner to form a multilayer stacking structure for raising the spodoptera frugiperda larvae, screening and separating pupae from sand soil, andcollecting ova of adult insects for completing growth generations of the spodoptera frugiperda. The group raising method is simple in operation flow and safe and reliable, the characteristic that different constituent parts of the young corn spears are used as the food stuffs is fully utilized, surface stacking is constructed in the narrow raising box, a wide stacking structure is formed, the situation that the spodoptera frugiperda larvae are in mutual contact to generate fighting actions can be effectively avoided, aged larvae pupate in the sand through the function that appropriate humidityformed by drying internal environment of the raising box with the sand and piling and burying facilitates pupating of the spodoptera frugiperda, pupae are convenient to intensively collect at the later stage, the group raising method is formed, and manual work is saved.

The invention relates to a logistics transportation vehicle with convenient cargo loading and unloading. The logistics transportation vehicle comprises a vehicle body, a cargo box is arranged on the vehicle body, a plurality of slender synchronous belt pulleys are evenly arranged at the bottom of the cargo box in the own length direction of the cargo box, a synchronous belt is jointly installed onthe multiple synchronous belt pulleys, the length of the synchronous belt pulleys is equal to the width in the cargo box, and the synchronous belt pulleys are connected with a driving device. A piecepicking device is arranged at the top of the right end of the cargo box. The piece picking device comprises a swing rod, a driving rod and a cylinder, a supporting plate, a lead screw and a guiding rod, a motor, a moving seat, a load plate, a wide type parallel gas claw, a rolling wheel and a servo motor. The logistics transportation vehicle can automatically transport cargo to the inside of thecargo box or output the cargo to the outside of the cargo box, realizes mechanical grasping and unloading, avoids manual reciprocating work in the cargo box, greatly reduces labor intensity, improveswork efficiency, effectively shortens the logistics time, and facilitates the logistics transportation work.

The invention relates to a multi-spherical-fruit mixed packaging machine and an operation method. The multi-spherical-fruit mixed packaging machine comprises a box conveying platform, fruit supply devices and a parallel mechanical arm. The fruit supply devices are arranged on the two sides of the parallel mechanical arm, one to four fruit supply devices can be arranged according to needs, and different kinds of fruits are supplied. The box conveying platform bears boxes and assists in forward and backward pushing of the boxes. The parallel mechanical arm is arranged above the box conveying platform. The fruit supply devices can separate the disordered fruits and convey the fruits to grabbing platforms of the fruit supply devices one by one, the parallel mechanical arm grabs the fruits from the grabbing platforms of the fruit supply devices, and the fruits are arranged at the positions, planned by the program, in the boxes. By means of the multi-spherical-fruit mixed packaging machine and the operation method, the work for automatically arranging the different kinds of spherical fruits and different allocation numbers of fruits in the same box can be achieved, the personalized buying demand of customers can be met, and logistics transportation is convenient.

The invention relates to a logistics distribution special truck which comprises a truck body. A container is arranged on the truck body. A carrying device is arranged at the bottom of the container and comprises multiple roll shafts and a belt installed on the multiple roll shafts. Pressing devices are arranged on the front inner wall and the rear inner wall of the container. Each pressing devicecomprises a pressing board, multiple swing rods, a long rod and an air cylinder. A push board device is arranged on the left inner wall of the container and comprises a push board, motors, gears and long racks. A gripping device is arranged at the top of the right end of the container and comprises a driven rod, a drive rod, a telescopic air cylinder, sliding blocks, a strip board and a lifting clamping jaw. The operation that a worker frequently enters and exits out of the container to stack or take cargo is omitted, the cargo in the truck can be automatically pushed out and mechanically grabbed, labor intensity is greatly reduced, work efficiency is improved, and logistics preparation duration is effectively shortened.

The invention provides a prefabricated steel structural superposed shear wall and a construction method thereof. According to a prefabricated steel structural superposed shear wall plate, each shear wall comprises two double-faced heat preservation light wall plates; a deep longitudinal groove and a plurality of rows of transverse holes penetrating through the groove are formed in each wall plate;and self-locking components formed by welding a plurality of steel plates are arranged on the left and the right of a wall body, and the wall body can select different chaining lock catches and tailend lock catches according to different joints. The upper, lower, left and right portions of the wall body are all of symmetrical structures, a plurality of rows of transverse penetrating reinforcingsteel bars are arranged in the wall body, longitudinal reinforcing steel bars are connected with the transverse reinforcing steel bars in a lap joint or welded mode, and short bars are welded to the joint points of the transverse reinforcing steel bars and the longitudinal reinforcing steel bars. The construction method of the prefabricated steel structural superposed shear wall comprises the following steps that in-situ wire paying off is conducted, and temporary fixing frames are mounted; the shear wall is assembled and spliced in place, and connected and fixed to the temporary fixing frames; a prefabricated upper layer floor slab is placed in place; hidden beam steel plates and various additional reinforcing steel bars are arranged, and pipelines are arranged; high-fluidity free of vibration concrete is poured; and mounting construction of a next layer is entered in.

The invention provides a construction method of a basic module unit of a building structure body. The construction method comprises the following steps: the building structure body is constructed according to the height and modular size of an accommodating space of a container; inner container systems, which consist a plurality of modularized functional module components and are used for installing in the building structure body, are provided, and the length, width and height of each inner container system are matched with those of the accommodating space of the container, so that the inner container system can be encapsulated in the container for transport; at least one equipment pipeline system and one external wall system for installing in the building structure body are provided, and the lengths, widths and heights of the equipment pipeline system and the external wall system are matched with those of the accommodating space of the container, so that the equipment pipeline system and the external wall system can be encapsulated in the container for transport; and the inner container systems, the outer external wall system and the equipment pipeline system are assembled in sequence in the building structure body to form the basic module unit of the building structure body, so as to realize modularization, standardization, rapidness in installation, and capability of sustainable construction and reconstruction of the building structure body.

A multipurpose handy logistics vehicle comprises a vehicle body, a steering mechanism and a transmission mechanism, wherein the steering mechanism is arranged on the front portion of the vehicle body. The multipurpose handy logistics vehicle further comprises a lifting mechanism arranged on the rear portion of the vehicle body. The multipurpose handy logistics vehicle is high in actual applicability, and can realize conveying, storing, loading, unloading, carrying and distribution. Different series of vehicles can be produced to be applied to different occasions, so that logistics transportation is more labor-saving, more convenient, faster and safer, and labor intensity of express delivery workers is relieved.

The invention discloses a method for seedling cutting and raising of camellia or western rhododendron. The method mainly comprises the steps that 1, 5-10-cm current-year semi-lignified branches of the camellia or 3-5-cm current-year semi-lignified branches of the western rhododendron are selected, and leaves at the positions, at 2 / 3 of the bottom ends, of the cuttings are removed; 2, thin non-woven fabrics are sheared to wrap coconut chaff powder to form cylindrical seedling raising blocks with the diameter of 3 cm and the height of 5 cm; 3, the cuttings prepared in the step 1 are inserted into the cylindrical seedling raising blocks prepared in the step 2; 4, the seedling raising blocks with the cuttings are uniformly put into holes of a seedling raising box and fully watered; 5, the seedling raising box is covered with a cover and put into a greenhouse to be cultured, the culture temperature of the greenhouse does not exceed 35 DEG C, the shading rate is 50%, the camellia is rooted in 40-50 days, and the western rhododendron is rooted in 30-40 days. The method is easy to operate and feasible, does not need hormone treatment, is short in rooting time and particularly suitable for large-scale industrial seedling raising facing internet sales and has the wide adaptability.

The invention provides a monitoring system for an intelligent logistics box for fresh transportation. The monitoring system comprises a logistics box body, a refrigerator, sensor assemblies, a CO2 solubility detection sensor and a control system; the refrigerator is mounted on the logistics box body; the multiple sensor assemblies are distributed in the logistics box body in an arrayed mode, the control system judges the fresh degree of fresh food in the logistics box body by reading and analyzing detecting data of the CO2 solubility detection sensor, a temperature sensor and a humidity sensor, and the control system controls the refrigerator to work according to the fresh degree of the fresh food in the logistics box body; and the control system judges the extrusion damage degree of the fresh food in the logistics box body by reading and analyzing detecting data of a pressure sensor, and the control system sends an instruction according to the extrusion damage degree of the fresh food. According to the monitoring system, the fresh degree and the extrusion loss grade of the fresh food are accurately predicted according to monitoring data, and the system can be controlled to take protective measures.

The invention belongs to the electronic commerce technical field and provides a logistics transportation transaction system. The logistics transportation transaction system includes a cloud management server, a cargo supply client and a logistics transportation client; the cargo supply client sends the information of cargos to be delivered to the cloud management server; the cloud management server generates logistics transportation information according to the information of the cargos to be delivered and feeds back the logistics transportation information to the cargo supply client, wherein the logistics transportation information contains the information of a location where the cargos are delivered, and the information of a time when the cargos arrive at a destination; the cloud management server sends the logistics transportation information to the corresponding logistics transportation client; the logistics transportation client generates scheme information of logistics transportation according to the logistics transportation information, and feeds back the scheme information to the cloud management server; and the cloud management server estimates the cost of the current logistics transportation according to the scheme information and feeds back the cost of the current logistics transportation to the cargo supply client and the logistics transportation client. With the logistics transportation transaction system adopted, logistics transportation can be carried out conveniently and fast, and the timely arrival of the cargos can be ensured.

The invention relates to an assembly robot welding device in a ship. The robot welding device comprises a semi-portal mechanism, a robot transverse movement mechanism and a robot vertical lifting mechanism, wherein the robot transverse movement mechanism and the robot vertical lifting mechanism are arranged on the semi-portal mechanism. The half-portal mechanism comprises a portal bottom beam andan end beam, and the portal bottom beam and the end beam are connected through a portal cross beam and a group of portal stand columns. The robot transverse movement mechanism is arranged on the portal cross beam, the robot transverse movement mechanism comprises two robot transverse movement trolleys, the robot vertical lifting mechanism is arranged on the robot transverse movement trolleys and comprises a driving device and two super-long lifting stand columns connected with the driving device, and a six-axis welding robot with a welding gun is installed at the bottom of each super-long lifting stand column. When the device is used, the stability and reliability of the welding robot in the component assembly process during welding are ensured, and the welding quality and production efficiency of welding seams are greatly improved.

The invention discloses peanut shell cat litter and a preparation method thereof. The peanut shell cat litter comprises, by mass, 70-80% of peanut shell powder, 2-10% of activated carbon, 0.2-2% of preservative, 10-18% of binder and 2-10% of thickener. The preparation method includes: performing powder grinding, water control and stirring to obtain a cat litter raw material, and granulating and drying the cat litter raw material to obtain cat litter granules. Peanut shell and activated carbon are adopted as main raw materials, so that the cat litter has the advantages of natural deodorizing performance and low unit mass; the peanut shell is convenient for degradation, so that the cat litter can be used for directly flushing toilets or can be put in gardens for degradation, thereby having the advantages of being environment-friendly and sanitary. The preparation method is simple and can realize large-scale production.

The invention relates to a logistics transportation transaction management system. The system comprises a cloud management server, a goods supply client, a logistics transportation client and a memory, wherein the goods supply client sends to-be-delivered goods information to the cloud management server; the cloud management server generates logistics transportation information according to the to-be-delivered goods information and sends the logistics transportation information to the corresponding logistics transportation client; the logistics transportation client generates logistics transportation scheme information according to the logistics transportation information and feeds back the logistics transportation scheme information to the cloud management server; the cloud management server estimates first-time expense of current logistics transportation according to the logistics transportation scheme information and feeds back the first-time expense to the goods supply client and the logistics transportation client; and when receiving re-negotiation request information sent by the goods supply client or the logistics transportation client, the cloud management server stores first-time expense information to the memory, estimates second-time expense of current logistics transportation again according to the re-negotiation request information and feeds back the second-time expense to the goods supply client and the logistics transportation client again.

The invention discloses an internal chill process for improving shrinkage porosity of a vermicular iron cylinder head. The internal chill process comprises the following steps that the internal chillis used for chilling from the inside of a casting hot spot when the vermicular iron cylinder head is produced, wherein the internal chill needs to be placed in a cavity and kept fixed during casting,and the internal chill and molten iron can be fused into a whole during pouring; the internal chill is fused with the casting and is removed during machining; the internal chill is placed in a bolt hole part and inserted into a sand core base to be fixed; the internal chill is placed in a fuel injector hole, is wrapped in a sand core during sand shooting, and is fused with the molten iron into a whole during pouring; and the internal chill is made of low-carbon steel. According to the internal chill process, the internal chill made of the low-carbon steel is fixed to the center of the hot spotpart in a certain modes, chilling is directly conducted from the center part where shrinkage porosity is likely to occur, the action effect is high, and the chilling effect is good; compared with chillers currently used in the industry, the internal chill is smaller in size, lighter in weight and more convenient to use in the production process and transport in a logistics mode.

The invention discloses a football door doorframe. The doorframe comprises two columns, a beam is arranged between the columns, each of the two ends of the beam are connected with each of the tops of the columns through a joint respectively, both of the end surfaces of the ends of the beam are vertical flat surfaces which are perpendicular to the axis of the beam, and each of the top end surfaces of the columns is a horizontal flat surface which is perpendicular to the axis of the corresponding column; the joints comprise joint bodies, horizontal connecting joints and vertical connecting joints are arranged on the joint bodies, each of the horizontal connecting joints is perpendicular to each of the vertical connecting joints, so that the joints are L-shaped, the horizontal connecting joints are arranged in connecting cavities on the end portions of the beam in an embedded mode and connected with the beam through bolts, and the vertical connecting joints are arranged in the connecting cavities on the tops of the columns in an embedded mode and connected with the columns through the bolts. The football door doorframe has the advantages that the connecting performance is good, processing is simple, the cost is low, space usage is low, and logistic transportation is convenient.

The invention discloses a packing box pod for unmanned aerial vehicle logistics, and belongs to the technical field of unmanned aerial vehicles. The scheme of combining an inner container with an outer shell is adopted. A rolling mechanism is arranged at the bottom of the packing box outer shell, and the packing box inner container can be limited into the packing box outer shell through an electronic lock and a limiting stopper. By adoption of the structure, an approach of connecting the unmanned aerial vehicle logistics with ground operations is provided, logistics transportation (especiallycontainer transportation) of an unmanned aerial vehicle can be facilitated, the degree of automation is increased and misoperation accidents caused by manual unloading are reduced; and moreover, various flexible and convenient implementation modes are available, and logistics operating efficiency of the unmanned aerial vehicle is effectively improved.

The invention discloses a consumable type intelligent household vegetable planting machine control system and a control method. The control system comprises a feeding system, a growing chamber, a control system body and a waste treatment system, wherein the feeding system is used for controlling time for supplying varieties of fed materials and dose amounts of the fed materials, and the materials include water, electricity, air, varieties of concentrated nutrient solution and varieties of planting bags; the growing chamber is used for providing a vegetable growing space with an appropriate water, fertilizer, air, temperature, humidity and light environment for vegetables to grow according to requirements; the control system body is applied to a man-machine interactive interface to collect data of a plurality of sensors of the whole system according to user set and to analyze and process the data, can control cooperative work of varieties of execution systems through prestored strategies and can adjust at the right moment according to feedback data of the sensors to meet requirements of users; the waste treatment system can automatically clean the system through water flushing, air blowing and sweeping, can exhaust waste water and water materials and keeps long-time stable work of the system. The consumable type intelligent household vegetable planting machine control system achieves the purpose of producing pesticide-free healthy fresh vegetables for family in a household water supply and power supply environment.

The invention provides a paperboard buffering package which comprises multiple partitions vertically and parallelly arranged at intervals, a top pad arranged above and connected with the partitions, a bottom pad arranged below and connected with the partitions, and lateral-side pads arranged on two sides of the partitions and connected with the lateral sides of the partitions. Paperboards are adopted as packaging materials, so that the paperboard buffering package is energy saving and environment friendly, small in size and convenient for material saving and logistics transport. Electronic products placed among the partitions are comprehensively protected by arranging the top pad, the bottom pad and the lateral-side pads. In the structural design aspect, protection of sides and corners is enhanced in consideration of product buffering effect and drop test requirements, and the products can be effectively prevented from being damaged in the process of storing, transporting and using.

The invention discloses an assembled gardening flower shelf structure. The flower shelf structure comprises a first branch pipe provided with a plurality of clamp connection holes in different heights, wherein a foot support base is arranged at the bottom end of the first branch pipe; a second branch pipe is inserted in an upper opening of the first branch pipe; a clamp connector is arranged at the lower end of the second branch pipe; a horizontal clamp connection pillar of the clamp connector is arranged in the clamp connection holes in a clamping manner; a regulating pipe is inserted in an upper opening of the second branch pipe; the upper end of the regulating pipe is connected with an upward ejecting tray by a thread; a circle of protruding ring used for supporting the regulating pipe is arranged in the second branch pipe; a flower pot ferrule is fixed on the first branch pipe and / or the second branch pipe via a hoop; and a flower pot is arranged in the flower pot ferrule in a sleeving manner. The assembled gardening flower shelf structure can provide stereoscopic space on balconies, thus enlarging the planting space of the balconies. The assembled gardening flower shelf structure is concise and is stable and convenient to install.

The invention discloses a laminated slab reinforcing steel bar arranging frame comprising a supporting base. The supporting base is a rectangular frame body which is formed in the manner that symmetrically arranged transverse supporting pieces and a plurality of vertical supporting pieces are mutually connected in spliced and lap joint manners. A plurality of laminated slab reinforcing steel bar arranging frame units are arranged on the rectangular frame body in rows. The two sides of each laminated slab reinforcing steel bar arranging frame unit are symmetrically provided with a plurality oflaminated slab reinforcing steel bar arranging pieces. A concave groove is formed between every two adjacent laminated slab reinforcing steel bar arranging pieces. Laminated slab reinforcing steel bars are arranged in the concave grooves. By the adoption of the laminated slab reinforcing steel bar arranging frame, on one hand, it is achieved that the laminated slab reinforcing steel bar finished products can be stored according to specifications and types, it is avoided that the laminated slab reinforcing steel bars are mixed in use, and the quality safety of a building structure is guaranteed; on the other hand, rust resistance can be achieved through arrangement of the laminated slab reinforcing steel bars can be facilitated, and manual secondary rust removal is avoided; besides, savingand efficient utilization of a storage site can be achieved; and finally, each kind of laminated slab reinforcing steel bars can be independently stored on one storage frame, and use is convenient.

The invention provides a temperature adjusting fan capable of being folded to be packaged. The temperature adjusting fan comprises a water tank assembly and a shell assembly, wherein a water storage chamber is formed in the water tank assembly, the shell assembly is installed above the water tank assembly, the shell assembly comprises a plurality of side plate assemblies and a top plate assembly for defining an air flow chamber, at least part of the side plate assemblies are detachably installed between the top edges of the water tank assembly as a whole, and at least part of the side plate assemblies can be completely stored in the water storage chamber after being detached. The invention further provides a folding method of the temperature adjusting fan capable of being folded to be packaged. When the temperature adjusting fan is used, the appearance is the same as that of a normal unit; and during packaging, a rear plate assembly and the left and right side plate assemblies can be completely stored in the water tank assembly, a front face plate assembly does not need to be detached, rapid folding can be realized only through turning, the packaging size is small, a few parts arerelated, and logistics transportation is facilitated.

A handheld medical robot workstation comprises a test strip detection device, a medical robot body, a blood test pen device, an examination hand tool and a user modular deployment workstation, healthfiles are created by family members through man-machine interaction, health management and diagnosis and treatment services are obtained in a self-service mode, excrement components are collected anddetected when necessary, peripheral blood is collected to detect blood components, the examination hand tool is selected, vital sign and home environment monitoring and physical imaging examination are implemented, family doctors track family member health data in real time, and once health is abnormal, medical and medicine delivery services are provided in time.

The invention discloses a group feeding method for feeding Spodoptera frugiperda larvae with corn shoots. It mainly spreads fine sand on the bottom of the feeding box, and uses different tissue parts of corn shoots, such as corn shoot bracts, corn cobs and corn shoots. Bamboo shoots, etc. are used as food, and are placed at intervals on the surface of the sand layer to form a multi-layer stacked structure, which is used to feed the larvae of Spodoptera frugiperda, and sieve the pupae from the sand and collect eggs from adults to complete the growth of Spodoptera frugiperda. Its operation process is simple, safe and reliable. It makes full use of the characteristics of different components of corn shoots as food, and builds surface accumulation in the narrow breeding box to form a wide stacking structure, effectively isolating the larvae of fall armyworm. The use of sand to dry the internal environment of the breeding box and burial to form a suitable humidity is conducive to the function of pupation of Spodoptera frugiperda. Mature larvae pupate in the sand to facilitate the collection of pupae in the later stage, forming a group Feeding method, and save labor.

The invention discloses a crane truss which comprises rod pieces, connection stations and expansion joints, wherein the rod pieces, the connection stations and the expansion joints are in threaded connection to form a framed structure; the rod pieces comprise vertical rods, diagonal rods and horizontal rods; each connection station is provided with at least one threaded connector; the threaded connectors are arranged at the connective intersections of the rod pieces on the truss and used for connecting the intersecting rod pieces; the expansion joints are arranged between the rod pieces and the connection stations and are used for connecting the rod pieces and the connection stations when the axial space of connection of the rod pieces is limited. The rod pieces, the connection stations and the expansion joints are in threaded connection to form the framed structure, and threaded connection is adopted to replace welding, so that various defects of a crane truss manufactured by welding are eliminated, and quite remarkable effects of saving materials, eliminating welding pollution and coating pollution, reducing labor intensity, improving labor safety and sanitation, modularized and linearized production efficiency and internal and surface quality reliability of products, prolonging anti-corrosion life, facilitating logistics transportation and lowering manufacture cost are achieved.

The invention provides a system and a method for arranging a redox flow electric fuel charging station in a thermal power plant. The system comprises a redox flow electric fuel cell charging station in the thermal power plant, the redox flow electric fuel cell charging station comprises a charging and discharging control cabinet, a redox flow electric fuel cell and a storage tank thereof, the charging and discharging control cabinet controls charging and discharging of the redox flow electric fuel cell, the thermal power plant is electrically connected with the charging and discharging control cabinet through the switch, and the power plant centralized control system controls and is connected with the charging and discharging control cabinet. The system has the beneficial effects that land resources can be effectively saved; the battery of the charging station participates in power grid frequency modulation auxiliary service; and the redox flow electric fuel cell is fast in charging process and convenient in battery logistics transportation.