CN-122014990-A - Hydrogen production hydrogenation system based on hydrogen energy unmanned aerial vehicle

CN122014990ACN 122014990 ACN122014990 ACN 122014990ACN-122014990-A

Abstract

The invention discloses a hydrogen production hydrogenation system based on a hydrogen energy unmanned plane, which comprises a hydrogen production module, a pressurizing system, a hydrogen storage unit, a hydrogenation unit, an energy supply module and an intelligent control module, wherein the modules are used for realizing the full-flow automatic operation of hydrogen preparation, pressurizing, storage and filling in a cooperative manner, and specifically comprises the following structures and working flows: the first task and the hydrogen production module adopt proton exchange pure water electrolysis hydrogen production technology, the hydrogen production rate is 0.5-1 Nm < 3 >/h, the output purity of hydrogen is more than or equal to 99.999%, the output pressure is 0.8-3 MPa, the system energy consumption is less than or equal to 5.4kWh/Nm < 3 >, the integrated hydrogen production and hydrogen purification functions are integrated, the integrated design is realized, the second task and the pressurizing system can select a pneumatic booster pump or an electric booster pump, the pressurizing ratio of the pneumatic booster pump is 60:1, the maximum output pressure is about 480bar, and the maximum output flow is 65NL/MIN; the maximum output pressure of the electric booster pump is about 35MPa. According to the invention, the hydrogen preparation-pressurization-storage-filling full-flow automatic operation is realized through integrating the hydrogen production module, the pressurization system, the hydrogen storage unit and the intelligent control module.

Inventors

ZHAO ZHONGBIN
Tian huaiyuan
FENG YONGBIN
ZHANG ZHE
XU CHENGUANG
CHEN ZIJING

Assignees

国网山东省电力公司德州供电公司
山东中茂实业集团有限公司

Dates

Publication Date: 20260512
Application Date: 20260209

Claims (10)

1. The hydrogen production hydrogenation system based on the hydrogen energy unmanned plane is characterized by comprising a hydrogen production module, a pressurizing system, a hydrogen storage unit, a hydrogenation unit, an energy supply module and an intelligent control module, wherein the modules are used for realizing the full-flow automatic operation of hydrogen preparation, pressurization, storage and filling in a cooperative manner, and specifically comprises the following structures and working flows: The first task is that a hydrogen production module adopts a proton exchange pure water electrolysis hydrogen production technology, the hydrogen production rate is 0.5-1 Nm < 3 >/h, the output purity of hydrogen is more than or equal to 99.999%, the output pressure is 0.8-3 MPa, the system energy consumption is less than or equal to 5.4kWh/Nm < 3 >, the hydrogen production and hydrogen purification functions are integrated, and the integrated design is realized; The second task and the pressurizing system can select a pneumatic type pressurizing pump or an electric type pressurizing pump, the pressurizing ratio of the pneumatic type pressurizing pump is 60:1, the maximum output pressure is about 480bar, the maximum output flow is 65NL/MIN, the maximum output pressure of the electric type pressurizing pump is about 35MPa, the noise is less than or equal to 70dB, and the pressure is stably increased through a first-stage buffer gas cylinder and a second-stage buffer gas cylinder; the third task is that the hydrogen storage unit adopts a 35MPa high-pressure composite material hydrogen storage bottle with water capacity of 3-20L and hydrogen storage capacity of 71-513 g, the hydrogen storage bottle is manufactured by adopting an aluminum alloy liner combined with a high-strength carbon fiber winding process, and the weight of the hydrogen storage bottle is reduced by 40% -50% compared with that of a traditional gas bottle; Task four, the hydrogenation unit is provided with a high-pressure quick-plug type male-female head interface, the length of a hydrogenation pipe is more than or equal to 1.5m, and the hydrogenation unit is matched with a hydrogen storage bottle interface of a hydrogen energy unmanned aerial vehicle, so that quick filling is realized, and the single hydrogen filling time is less than or equal to 10 minutes; Task five, the energy supply module adopts a photovoltaic power generation system and mains supply to supply power in a complementary mode, the photovoltaic laying amount is 5-10 kW, 20kWh lithium battery energy storage equipment is matched, the residual photovoltaic power is used for hydrogen production preferentially, and the lithium battery energy storage mode is automatically switched to a hydrogen production mode after full power is stored; task six, intelligent control module builds based on PLC control system, integrates pressure monitoring, leak alarm, automatic start-stop function, realizes hydrogen production, pressure boost, hydrogen storage, hydrogenation overall process parameter real time monitoring, supports manual or automatic dual mode switch, possesses fault chain protection mechanism.
2. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned aerial vehicle according to claim 1, wherein the electrolytic tank of the hydrogen production module in the task one adopts an air cooling heat dissipation mode, the power supply is a three-phase five-wire system, the working environment temperature range is-20-50 ℃, and the relative humidity is less than or equal to 95%.
3. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned aerial vehicle is characterized in that a pneumatic booster pump in a second task is driven by compressed air, the driving air pressure is required to be 2-8 bar, a driving inlet is provided with a two-part pressure regulating valve, oiling is forbidden, the driving air is completely isolated from pressurized hydrogen, the electric booster pump is powered by 220V mains supply, the rated power is 1.5kW, and the system has high-voltage cut-off, high-voltage discharge and touch operation functions.
4. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned aerial vehicle according to claim 1, wherein the working pressure of a gas cylinder of the hydrogen storage unit in the third task is 350bar, the outer diameter is 112-238 mm, the length is 420-575 mm, and the weight is 1.4-6.1 kg, so that the hydrogen energy storage and supply requirements of the hydrogen energy unmanned aerial vehicle with various models are met.
5. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned plane as claimed in claim 1, wherein an anti-backfire valve and a temperature sensor are arranged in the hydrogen adding unit in the fourth task, when the temperature of the spray head is more than or equal to 80 ℃, the hydrogen supply is automatically cut off, the filling pressure and flow are monitored in real time in the filling process, and the filling is automatically stopped after the preset pressure is reached.
6. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned plane according to claim 1, wherein the photovoltaic residual electricity of the energy supply module in the fifth task is stored in the lithium electricity energy storage cabinet preferentially, and when the lithium electricity energy storage reaches the set capacity, the energy management system controls the inverter to connect the residual electricity into the hydrogen production module.
7. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned plane as claimed in claim 1, wherein the intelligent control module in task six comprises a CPU module, an analog input output module, a switching value input output module and a power supply module, the display terminal adopts a host computer to support parameter setting and operation state monitoring, the programming language is a ladder diagram, the scanning speed is high, and the system has enough capacity memory.
8. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned aerial vehicle according to claim 1, wherein the system further comprises a safety protection module, a hydrogen leakage alarm, a safety valve, a steam-water separator and an electromagnetic drainage valve are configured, a steel plate is adopted for customizing an equipment shell, and the system is provided with shockproof, windproof, rainproof, lightning-proof, fireproof and anti-theft protection measures, and the protection level is more than or equal to IP55.
9. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned plane as claimed in claim 1, wherein the system is integrally in a modularized design, the hydrogen production module size is 840×800×1350mm, the electric pressurizing system size is 1800×800×1350mm, the total occupied area of the pneumatic pressurizing system with the air compressor is less than or equal to 5m < 2 >, and the movable deployment can be realized through universal wheels, so that the system is suitable for various scenes such as substations, office roofs, field operations and the like.
10. The hydrogen production and hydrogenation system based on the hydrogen energy unmanned aerial vehicle according to claim 1, wherein the system is integrated with a hydrogen energy unmanned aerial vehicle nest, a hydrogen storage, hydrogenation and temperature control system is integrated in the nest, and a high-steel fence physical isolation protection and night vision high-definition monitoring camera and an infrared detector are arranged, so that the unmanned aerial vehicle can realize the integrated operation of autonomous take-off and landing, automatic hydrogen supplementing and data uploading.

Description

Hydrogen production hydrogenation system based on hydrogen energy unmanned aerial vehicle Technical Field The invention relates to the related technical field of unmanned aerial vehicles, in particular to a hydrogen production hydrogenation system based on a hydrogen energy unmanned aerial vehicle. Background Along with the wide application of unmanned aerial vehicle technique in fields such as electric power inspection, emergency rescue, geographical mapping, traditional lithium cell unmanned aerial vehicle continuation of journey is short, and the short board that the energy is slow is increasingly prominent, is difficult to satisfy long-time operation demand. The hydrogen energy is used as clean energy with high energy density and green zero emission, and the application of the hydrogen energy in the field of unmanned aerial vehicles becomes a key direction for solving the problem of endurance. Although the current hydrogen energy unmanned aerial vehicle has realized long-endurance flight, the matched hydrogen production and hydrogenation system has a plurality of limitations, at present, the hydrogen production modules and the pressurization and hydrogen storage systems are not enough in compatibility, and are distributed, the integration degree is low, the hydrogenation process depends on manual operation, the energy supplementing efficiency is low, the safety is difficult to ensure, the system suitability is poor, and the hydrogen storage bottle interfaces and the pressure requirements of the hydrogen energy unmanned aerial vehicles with different models are difficult to be compatible. Therefore, there is a need to design a hydrogen production and hydrogenation system based on a hydrogen energy unmanned plane to solve the above problems. Disclosure of Invention The invention aims to provide a hydrogen production and hydrogenation system based on a hydrogen energy unmanned plane, which aims to solve the defects in the prior art. In order to achieve the above object, the present invention provides the following technical solutions: The hydrogen production hydrogenation system based on the hydrogen energy unmanned plane comprises a hydrogen production module, a pressurizing system, a hydrogen storage unit, a hydrogenation unit, an energy supply module and an intelligent control module, wherein all the modules cooperatively realize the full-flow automatic operation of hydrogen preparation, pressurization, storage and filling, and the system specifically comprises the following structures and working flows: The first task is that a hydrogen production module adopts a proton exchange pure water electrolysis hydrogen production technology, the hydrogen production rate is 0.5-1 Nm < 3 >/h, the output purity of hydrogen is more than or equal to 99.999%, the output pressure is 0.8-3 MPa, the system energy consumption is less than or equal to 5.4kWh/Nm < 3 >, the hydrogen production and hydrogen purification functions are integrated, and the integrated design is realized; The second task and the pressurizing system can select a pneumatic type pressurizing pump or an electric type pressurizing pump, the pressurizing ratio of the pneumatic type pressurizing pump is 60:1, the maximum output pressure is about 480bar, the maximum output flow is 65NL/MIN, the maximum output pressure of the electric type pressurizing pump is about 35MPa, the noise is less than or equal to 70dB, and the pressure is stably increased through a first-stage buffer gas cylinder and a second-stage buffer gas cylinder; the third task is that the hydrogen storage unit adopts a 35MPa high-pressure composite material hydrogen storage bottle with water capacity of 3-20L and hydrogen storage capacity of 71-513 g, the hydrogen storage bottle is manufactured by adopting an aluminum alloy liner combined with a high-strength carbon fiber winding process, and the weight of the hydrogen storage bottle is reduced by 40% -50% compared with that of a traditional gas bottle; Task four, the hydrogenation unit is provided with a high-pressure quick-plug type male-female head interface, the length of a hydrogenation pipe is more than or equal to 1.5m, and the hydrogenation unit is matched with a hydrogen storage bottle interface of a hydrogen energy unmanned aerial vehicle, so that quick filling is realized, and the single hydrogen filling time is less than or equal to 10 minutes; Task five, the energy supply module adopts a photovoltaic power generation system and mains supply to supply power in a complementary mode, the photovoltaic laying amount is 5-10 kW, 20kWh lithium battery energy storage equipment is matched, the residual photovoltaic power is used for hydrogen production preferentially, and the lithium battery energy storage mode is automatically switched to a hydrogen production mode after full power is stored; task six, intelligent control module builds based on PLC control system, integrates pressure monitoring, leak alarm, automatic start-stop fun