CN-121993728-A - Transfer filling system of large solid-state hydrogen storage device with multiple tanks

CN121993728ACN 121993728 ACN121993728 ACN 121993728ACN-121993728-A

Abstract

The invention discloses a transfer filling system of a multi-tank large-sized solid-state hydrogen storage device. The transfer filling system mainly comprises a transfer subsystem, a turnover subsystem, a multi-stage filling subsystem and a filling working platform. The transfer subsystem comprises a trackless flatcar, a track flatcar and a track and is used for bearing and transferring solid-state hydrogen storage devices in different forms. The turnover subsystem is used for switching the turnover of the solid-state hydrogen storage device between a transverse mode and a longitudinal mode and transferring the solid-state hydrogen storage device between a trackless flat car and a track-mounted flat workshop. The multi-stage filling subsystem comprises a first-stage transfer container, a second-stage transfer container and a third-stage transfer container which are sequentially connected from top to bottom and can be mutually separated. The invention realizes the integral transportation, the sealed quantitative filling and the efficient continuous operation of the large solid hydrogen storage device with multiple tanks.

Inventors

ZHANG JINGJING
QIN YUE
CHEN XIANZHI

Assignees

安徽镁源智能装备有限公司

Dates

Publication Date: 20260508
Application Date: 20260108

Claims (10)

1. The transportation filling system of the large-scale solid-state hydrogen storage device of the multiple tank body, every solid-state hydrogen storage device includes a plurality of solid-state hydrogen storage tank bodies, its characterized in that, transportation filling system includes: the transfer subsystem comprises a trackless flatcar, a track-mounted flatcar and a track, wherein the trackless flatcar is used for bearing the solid-state hydrogen storage device in a transverse state and can freely move; the overturning subsystem is used for overturning and switching the solid-state hydrogen storage device between a transverse mode and a longitudinal mode and transferring the solid-state hydrogen storage device between the trackless flatcar and the trackless flatcar; The multi-stage filling subsystem is used for transferring hydrogen storage materials into the solid hydrogen storage device and comprises a first-stage transfer container, a second-stage transfer container and a third-stage transfer container which are sequentially connected from top to bottom and can be mutually separated; And the filling working platform is used for bearing the filling subsystem.
2. The multi-tank large solid state hydrogen storage device transfer filling system of claim 1 wherein the first stage transfer vessel is configured to dispense hydrogen storage material from a hydrogen storage material warehouse and then to the surface of the filling platform, wherein the first stage transfer vessel is configured such that when filled with hydrogen storage material, the total weight of the vessel along with hydrogen storage material is less than 50kg.
3. The multiple tank large solid state hydrogen storage device transfer filling system of claim 1 wherein the capacity of said second stage transfer vessel is greater than the sum of the capacities of a plurality of said third stage transfer vessels, said third stage transfer vessel having a capacity slightly greater than the capacity of a single said solid state hydrogen storage tank.
4. The transport and filling system of the multi-tank large-scale solid-state hydrogen storage device according to claim 1, wherein the filling working platform is provided with an upper layer of elevated table top and a lower layer of elevated table top, a first table top and a second table top; the first table top positioned on the upper layer is used for operators to move, the first table top is provided with a first hollow area, and the second-stage transfer container is positioned in the first hollow area; the bottom of the second table top positioned at the lower layer is higher than the solid-state hydrogen storage device in a longitudinal mode, the second table top is used for bearing the third-stage transfer container, the second table top is provided with a second hollowed-out area, and the ground below the second hollowed-out area is provided with a track of the transfer subsystem.
5. The multi-tank large solid state hydrogen storage device trans-fill system of claim 4, wherein said multi-stage fill subsystem further comprises a mobile container support for carrying said third stage transfer container for movement over said second deck.
6. The multiple tank large solid state hydrogen storage device trans-filling system of claim 5, wherein said mobile container support is provided with a weighing device.
7. The multi-tank large solid state hydrogen storage device trans-fill system of claim 4, wherein said multi-stage fill subsystem further comprises a fixed container support for carrying and securing said second stage transfer container.
8. The multiple tank large solid state hydrogen storage device trans-fill system of claim 6, wherein said mobile container holder is positioned beside said stationary container holder. The feed inlet of the third-stage transfer container is higher than the discharge outlet of the second-stage transfer container.
9. The trans-fill system of a multi-tank large solid hydrogen storage device of claim 8, wherein a screw pushing device is connected between the inlet of the third stage transfer vessel and the outlet of the second stage transfer vessel.
10. The multi-tank large solid state hydrogen storage device transfer filling system of claim 2 wherein the multi-stage filling subsystem further comprises a cart for carrying and moving a plurality of the first stage transfer vessels and a crane for lifting the first stage transfer vessels above the second stage transfer vessels.

Description

Transfer filling system of large solid-state hydrogen storage device with multiple tanks Technical Field The invention relates to the technical field of solid hydrogen storage, in particular to a transfer filling system of a large magnesium-based solid hydrogen storage device with an adaptive multi-tank structure, which is suitable for batch filling operation of hydrogen storage materials of an industrial solid hydrogen storage device. Background The solid-state hydrogen storage technology has the advantages of high hydrogen storage density, good safety, long service life and the like, and becomes one of the core technical directions of the hydrogen energy storage and application fields. The magnesium-based hydrogen storage material has wide application in large-scale hydrogen storage equipment due to the characteristics of high hydrogen storage capacity, low cost and the like, but is extremely sensitive to impurities such as oxygen, moisture and the like, and is easy to generate oxidation or hydrolysis reaction to cause the failure of hydrogen storage performance. The large-scale solid-state hydrogen storage equipment generally adopts a multi-tank combined structure, for example, 10-60 solid-state hydrogen storage tanks are integrated in the same device frame, so that a large-scale solid-state hydrogen storage device with multiple tanks is formed, the volume and the weight are large, and a plurality of technical problems are brought to equipment transportation and hydrogen storage material filling. The existing filling operation needs to disassemble the connecting structure of the multiple tank bodies, take out the single tank body, independently transport the single tank body to a filling station, and reassemble the single tank body after filling is completed, so that the process is tedious and time-consuming. The transportation of the large-scale solid-state hydrogen storage device lacks special equipment suitable for different placement modes, the mode switching difficulty between the transverse (transportation state) and the longitudinal (filling state) is high, and the positioning stability of the device is insufficient during filling. The quantitative conveying precision of the hydrogen storage material is low, the problem that the filling of a single tank body is insufficient or excessive is easy to occur, and the powdery material is easy to block in the conveying process, so that the filling efficiency is influenced. In summary, the prior art lacks an integrated system capable of realizing the integral transportation, flexible form switching and sealing quantitative filling of the large-scale multi-tank hydrogen storage device, and limits the large-scale popularization and application of the large-scale magnesium-based solid hydrogen storage device. Disclosure of Invention The invention aims to solve the technical problems that a multi-tank large-sized solid-state hydrogen storage device is inconvenient to transport, difficult to switch in form, low in filling efficiency and easy to oxidize hydrogen storage materials. In order to solve the technical problems, the invention provides a transfer filling system of a multi-tank large-sized solid hydrogen storage device, each set of solid hydrogen storage device comprises a plurality of solid hydrogen storage tanks, and the transfer filling system comprises: the transfer subsystem comprises a trackless flatcar, a track-mounted flatcar and a track, wherein the trackless flatcar is used for bearing the solid hydrogen storage device in a transverse state and can freely move; The overturning subsystem is used for overturning and switching the solid-state hydrogen storage device between a transverse mode and a longitudinal mode and transferring the solid-state hydrogen storage device between the trackless flatcar and the track-mounted flatcar; the multi-stage filling subsystem is used for transferring hydrogen storage materials into the solid hydrogen storage device and comprises a first-stage transfer container, a second-stage transfer container and a third-stage transfer container which are sequentially connected from top to bottom and can be mutually separated; And the filling working platform is used for bearing the filling subsystem. In some embodiments, the first stage transfer vessel is configured to dispense hydrogen storage material from a total pool of hydrogen storage material and then to the surface of the filling platform, and the first stage transfer vessel is configured such that when it is filled with hydrogen storage material, the combined weight of the vessel and hydrogen storage material is less than 50kg. In some embodiments, the capacity of the second stage transfer vessel is greater than the sum of the capacities of the plurality of third stage transfer vessels, the capacity of the third stage transfer vessel being slightly greater than the capacity of a single solid state hydrogen storage tank. In some embodiments, the filling work plat