CN111853535A - Intensive hydrogenation station control system and control method - Google Patents
Intensive hydrogenation station control system and control method Download PDFInfo
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- CN111853535A CN111853535A CN202010721302.3A CN202010721302A CN111853535A CN 111853535 A CN111853535 A CN 111853535A CN 202010721302 A CN202010721302 A CN 202010721302A CN 111853535 A CN111853535 A CN 111853535A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/18—Arrangements for supervising or controlling working operations for measuring the quantity of conveyed product
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0134—Applications for fluid transport or storage placed above the ground
- F17C2270/0139—Fuel stations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0184—Fuel cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/34—Hydrogen distribution
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides an intensive hydrogenation station control system and a control method, which comprise the following steps: the compression system is connected with the controller and is used for compressing the received low-pressure gas into high pressure and outputting the high-pressure gas; a cooling system, a buffer device; a metering device, a filling device; a server; reading vehicle infrared data through license plate recognition to read vehicle information; transmitting the cylinder valve data from the cloud database through GPRS (general packet radio service), reading the vehicle information from the cloud database, and starting face recognition to read the information of filling personnel to confirm whether the filling qualification is met or not under the condition that the vehicle information is normal; if the hydrogenation program is finished, otherwise, starting the anti-pull-out system, and starting the filling process; and starting the bypass under the condition that the pressure of the air source is greater than the pressure of the automobile air bottle, otherwise, starting pressurization, closing the anti-pulling-supporting system under the condition that the filling process is judged to be finished, and uploading the data to a cloud database after filing the data. Realizing automatic hydrogenation and control.
Description
Technical Field
The invention relates to the technical field of improvement of a hydrogenation station, in particular to an intensive hydrogenation station control system and a control method.
Background
Hydrogen is an energy-saving and environment-friendly fuel, so that it is promoted to become an environment-friendly fuel for large-scale use, and a hydrogen refueling station which has been emerging is a gas station for supplying hydrogen to a fuel cell vehicle.
A traditional hydrogenation station needs to build a fixed base due to factors such as safety and the like, and the traditional hydrogenation station usually has the defects of large floor area, long construction period, large land restriction factor on construction layout and the like.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide an intensive type hydrogen station control system and a control method, aims to integrate all the advantages of a hydrogen station by a novel intensive type unmanned skid-mounted hydrogen station, abandons the defects, and has the advantages of convenience in movement, small occupied area, convenience in filling, convenience in construction, convenience in management and the like.
To achieve the above and other related objects, the present invention provides an integrated hydrogen station control system, comprising:
a controller for controlling the operation of the electronic device,
the compression system is connected with the controller and is used for compressing the received low-pressure gas into high pressure and outputting the high-pressure gas;
the cooling system is connected with the compression system and is used for cooling the outlet air of the compression system;
a buffering device for buffering the compression system;
the filling regulating system is used for detecting the outlet temperature, performing pressure compensation according to a preset condition and is in communication connection with the controller;
the metering device is used for metering the flow and the mass of the injected hydrogen and is connected with the controller, and the controller automatically carries out zero calibration and precision calibration on the flowmeter by utilizing an algorithm according to the change of the environmental temperature;
one end of the filling device is connected with the metering device, and the other end of the filling device is connected with the device to be aerated;
the server is used for uploading the filling data of the hydrogenation machine each time, downloading various information of vehicles filled each time, and is connected with the controller, so that the controller confirms whether gas filling can be allowed or not by comparing the data downloaded by the server;
the license plate recognition system is used for recognizing the license plate number of a vehicle, downloading the parameter information of the vehicle from the server through communication with the server, and uploading the filling data information of the vehicle to the server after filling, wherein the parameter information of the vehicle at least comprises the gas cylinder number of the vehicle, the service life of the vehicle, the driving distance of the vehicle, the presence or absence of annual inspection and the gas cylinder pressure information;
the cylinder valve radio frequency identification system is used for reading the identity information of the cylinder valve IC card through a radio frequency technology and comparing the identity information with the data of the server and the data cloud to ensure that the electromagnetic valve is in an allowable use range;
the face recognition device is connected with the image acquisition device for acquiring the portrait and used for carrying out face recognition so as to screen the personnel with the autonomous filling conditions through information comparison of the server and the data cloud
And if the personnel are trained and qualified, self-service filling can be allowed, and the self-service filling is allowed after the payment is successfully carried out by connecting the face recognition with the payment function.
In one implementation, the low-pressure gas to be received is sourced from one or more of a pipeline gas, a hydrogen storage cylinder set, and a hydrogen storage tank.
In one implementation, the compression system includes: the gas transmission system comprises a driving unit, a power unit and a gas transmission pipeline, wherein the driving unit mainly comprises a transformation device, the transformation device is a voltage reduction starting device or a frequency conversion device, and the power unit mainly comprises a motor and a reduction gear.
In one implementation, the buffer device includes: the storage tank is connected with a compression device in the compression system and performs air outlet pressure buffering, and the pressure sensor is arranged between the storage tank and the compression device.
In one implementation, the fill-regulating system includes a proportional pressure regulating unit and a bypass unit: the filling regulating system is controlled to output a pressure value according to the requirement, the proportional control mechanism is controlled to output a current value within a certain range, and the proportional control mechanism is used for controlling the execution pressure regulating valve to keep the control output pressure within the required range value; the bypass unit is used for opening the bypass unit when the supercharging flow rate cannot keep up, and the gas of the high-pressure hydrogen storage tank is used for pressure compensation; or when the pressure in the initial automobile gas cylinder is too low, the pressurizing device is not started for the moment, and the pressure difference between the hydrogen supply source and the automobile gas cylinder is utilized to directly fill the gas through the bypass.
In one implementation, the filling device includes: an air gun: the hydrogen filling and data exchange functions are completed;
the valve comprises an electromagnetic valve and a pneumatic valve and is used for the on-off function of the hydrogen main loop;
the charging system is used for realizing charging work after the hydrogen filling is finished;
the human-computer interface is used for displaying data such as filling data, payment and receipt information, information in the automobile gas cylinder, hydrogenation personnel information and the like;
the infrared communication data module is used for realizing data communication with the vehicle and acquiring data information of the vehicle to be filled;
and the pressure detection module is used for detecting the exhaust pressure of the hydrogenation device.
As mentioned above, the conventional hydrogen hydrogenation station occupies a large area, a plurality of devices such as a hydrogenation machine, a compressor, a refrigerator and a storage tank are separately and independently installed, and are dispersed, and the comprehensive utilization rate of the traditional hydrogen hydrogenation station to the whole system device is low; and the intensive type is that the utilization rate of the compressor and the storage tank at a high pressure level is increased by using a container and an optimized process, and the intensive use of a hydrogenation station is completed by using a specific hydrogenation process. The special filling process can reduce the dependence on the volume of the storage tank and greatly reduce the requirement on the space installation volume, and the buffer device is a reflection of the miniaturization of the storage tank, and can utilize the compressor to ensure that the pressure of the buffer device is continuously kept at a high-pressure level and the hydrogenation is smoothly completed. Therefore, according to the embodiment provided by the invention, the novel intensive type unmanned skid-mounted hydrogen station integrates all the advantages of the hydrogen station, the defects are eliminated, and the integrated skid-mounted hydrogen station has the advantages of convenience in movement, small floor area, convenience in filling, construction, management and the like.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of an integrated hydrogen plant control system according to an embodiment of the present invention.
FIG. 2 is a schematic diagram of a second embodiment of an integrated hydrogen plant control system according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Please refer to fig. 1-2. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
As shown in fig. 1 and fig. 2, the mobile intensive hydrogenation station is mainly divided into: the system comprises a compression system, a cooling device, a buffer device, a filling adjusting system, a filling device, a controller, a security system, a metering device, license plate recognition, bottle valve radio frequency recognition, face recognition, a server and the like. The mobile intensive hydrogenation station is connected with an enterprise cloud platform through a server, the enterprise cloud platform is respectively connected with a big data cloud platform and an enterprise-level database, and the big data cloud platform is connected with the database. And the device to be filled can be a vehicle to be filled and can be connected with the filling device through infrared communication.
It should be noted that the security system may have an existing security system module, perform security judgment by receiving information such as flame detection, leakage detection, temperature detection, and vehicle protection as input data, and then determine whether to start the fire sprinkler and the emergency cutoff valve, which is not described herein again in the embodiments of the present invention.
The gas supply system, as shown in fig. 1, includes a pipeline gas, a hydrogen storage cylinder set and a hydrogen storage tank, which are used as a gas source. And the compression system connected with the controller is connected with the controller through a network to realize compression treatment of hydrogen supply.
The movable intensive hydrogen station mainly adopts three modes for supplying gas, and the modes of pipeline hydrogen supply, movable hydrogen storage cylinder group hydrogen supply, fixed hydrogen storage tank and the like can be used for supplying hydrogen according to the actual situation on site.
The compression system is controlled by a controller, mainly compresses low pressure into high-pressure gas for output, and can compress the gas to 35MPa or 70MPa according to the specification of an automobile gas cylinder. It consists of a driving unit, a power unit and a pipeline. The driving unit mainly comprises a voltage reduction starting device or a frequency conversion device, and the power unit mainly comprises a motor and a reduction gear. The driving device is similar to a soft start, a frequency converter and other power units which provide electric energy for the power units and have the functions of speed regulation and the like, and the driving device is power equipment such as a motor and the like.
The cooling system and the compression system are in linkage operation, and the cooling system is mainly used for cooling the outlet air of the compression system and reducing the outlet air into a reasonable temperature range.
The buffer device uses a storage tank to buffer the air outlet pressure of the compression device, the air outlet pressure of the compression device is prevented from being boosted too fast, and the buffer device is provided with a pressure sensor for pressure feedback.
The filling regulating system is controlled by a controller. The charging regulating system is used for detecting the outlet temperature and compensating the pressure, and the pressure regulating device is used for limiting the pressure or starting the pressure compensation when the exhaust speed is too high or too low or the exhaust pressure is boosted too high.
The filling regulating system comprises a proportion pressure regulating unit, a bypass unit and the like.
A proportional pressure regulating unit: the proportional pressure regulating unit mainly comprises a proportional control mechanism and an execution pressure regulating valve, the system is controlled to output a pressure value according to needs, the proportional control mechanism outputs a certain current value, and the execution pressure regulating valve is controlled by the proportional control mechanism to keep the control output pressure within a required range value.
A bypass unit: when the pressurizing flow rate cannot keep up, the bypass unit can be opened, and the gas of the high-pressure hydrogen storage tank is used for pressure compensation. Or when the pressure in the initial automobile gas cylinder is too low, the pressurizing device is not started for the moment, and the pressure difference between the hydrogen supply source and the automobile gas cylinder is utilized to directly fill the gas through the bypass.
The metering device adopts a high-precision flowmeter for metering the flow and the quality of the injected hydrogen, and the controller automatically carries out zero calibration and precision calibration on the flowmeter by utilizing an algorithm according to the change of the environmental temperature.
The filling device comprises the following modules:
an air gun: the hydrogen filling and data exchange functions are completed;
solenoid valve, pneumatic valve: the hydrogen gas main loop is responsible for the on-off function of the hydrogen gas main loop;
a charging system: and finishing the charging work after the hydrogen filling is finished. The method comprises the functions of card payment, cash payment and face recognition payment;
a human-computer interface: the method mainly displays data such as filling data, payment information, information in an automobile gas cylinder, hydrogenation personnel information and the like;
the infrared communication data module: and the system is responsible for carrying out data communication with the vehicle and collecting data information of the vehicle to be filled.
A pressure detection module: and detecting the exhaust pressure of the hydrogenation device.
In the embodiment of the invention, the controller is a control core of the whole intensive type hydrogen filling station and is responsible for processing the control, data acquisition and data transmission of the whole hydrogen filling station.
The security system can be implemented by using the technology disclosed by the company, for example, the security system comprises: flame detects, hydrogen reveals that detect, pipeline temperature detects, ambient temperature detects, the vehicle prevents pulling and holds in the palm the function, also can adopt other security protection systems.
The server is used for uploading the filling data of the hydrogenation machine each time and downloading various information of vehicles filled each time. The controller confirms whether gas filling can be allowed by comparing the data downloaded by the server.
The license plate recognition system is used for recognizing license plate numbers of vehicles, meanwhile, information such as gas cylinder numbers, automobile service life, automobile driving distance, annual inspection and gas cylinder pressure grades of the vehicles in the data cloud is downloaded through the server, and meanwhile, filling data information of the vehicles is uploaded to the server after filling is completed.
The cylinder valve radio frequency identification system reads the identity information of the cylinder valve IC card by using a radio frequency technology, and ensures that the electromagnetic valve is in an allowable use range by comparing the data of the server and the data cloud
The face recognition system is used for carrying out face recognition through a camera, then whether self-service filling personnel have filling qualification or not is judged based on a preset program, and through information comparison of a server and a data cloud, if the self-service filling personnel are trained safely and qualified, the system can be allowed to carry out self-service filling; and supplementary face payment function
The charging function after the charging is carried out by associating the personal payment treasure, the bank card and the like through the face recognition;
the system downloads information of the data cloud through the server, and compares license plate information with information uploaded to a hydrogenation station by an automobile through an infrared device; the cylinder valve uploads information to the cloud end through GPRS and the information is collected locally through an IC radio frequency technology, and therefore the vehicle can be filled after the information is correct.
As shown in fig. 2, based on the embodiment of fig. 1 of the present invention, the following control method is obtained:
reading vehicle infrared data through license plate recognition to read vehicle information, then transmitting cylinder valve data from a cloud database through GPRS, and reading the vehicle information from the cloud database, so that under the condition that the vehicle information is normal, face recognition is started to read filling personnel information to confirm whether filling qualification is met, and if not, the hydrogenation program is ended. If the pressure of the air source is higher than the pressure of the automobile gas cylinder, the bypass is started, if the pressure of the air source is lower than the pressure of the automobile gas cylinder, the pressure is increased, the anti-pulling-supporting system is closed under the condition that the filling process is judged to be finished, and the data is uploaded to a cloud database after being filed.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. An integrated hydroprocessing station control system, comprising:
a controller for controlling the operation of the electronic device,
the compression system is connected with the controller and is used for compressing the received low-pressure gas into high pressure and outputting the high-pressure gas;
the cooling system is connected with the compression system and is used for cooling the outlet air of the compression system;
a buffering device for buffering the compression system;
the filling regulating system is used for detecting the outlet temperature, performing pressure compensation according to a preset condition and is in communication connection with the controller;
the metering device is used for metering the flow and the mass of the injected hydrogen and is connected with the controller, and the controller carries out zero calibration and precision calibration on the flowmeter according to the change of the environmental temperature;
one end of the filling device is connected with the metering device, and the other end of the filling device is connected with the device to be aerated;
the server is used for uploading the filling data of the hydrogenation machine each time, downloading various information of vehicles filled each time, and is connected with the controller, so that the controller confirms whether gas filling can be allowed or not by comparing the data downloaded by the server;
the license plate recognition system is used for recognizing the license plate number of a vehicle, downloading the parameter information of the vehicle from the server through communication with the server, and uploading the filling data information of the vehicle to the server after filling, wherein the parameter information of the vehicle at least comprises the gas cylinder number of the vehicle, the service life of the vehicle, the driving distance of the vehicle, the presence or absence of annual inspection and the gas cylinder pressure information;
the cylinder valve radio frequency identification system is used for reading the identity information of the cylinder valve IC card through a radio frequency technology and comparing the identity information with the data of the server and the data cloud to ensure that the electromagnetic valve is in an allowable use range;
the face recognition device is connected with the image acquisition device for acquiring the portrait and used for carrying out face recognition so as to screen the personnel with the autonomous filling condition through information comparison of the server and the data cloud;
and if the personnel are trained safely and qualified, allowing self-service filling, and allowing self-service filling after successful payment is carried out by connecting the face recognition and the payment function.
2. The intensive hydrogen station control system of claim 1 wherein the low pressure gas received is sourced from one or more of pipeline gas, hydrogen storage cylinder banks, and hydrogen storage tanks.
3. The intensive hydrogen station control system of claim 1 or 2, wherein the compression system comprises: the gas transmission system comprises a driving unit, a power unit and a gas transmission pipeline, wherein the driving unit mainly comprises a transformation device, the transformation device is a voltage reduction starting device or a frequency conversion device, and the power unit mainly comprises a motor and a reduction gear.
4. The intensive hydrogen station control system of claim 1, wherein the buffer means comprises: the storage tank is connected with a compression device in the compression system and performs air outlet pressure buffering, and the pressure sensor is arranged between the storage tank and the compression device.
5. The intensive hydrogen station control system of claim 1, wherein the fill-up regulation system comprises a proportional pressure regulation unit and a bypass unit: the filling regulating system is controlled to output a pressure value according to the requirement, the proportional control mechanism is controlled to output a current value within a preset range, and the proportional control mechanism is used for controlling the execution pressure regulating valve to keep the control output pressure within the required range value; the bypass unit is used for opening the bypass unit when the supercharging flow rate cannot keep up, and the gas of the high-pressure hydrogen storage tank is used for pressure compensation; or when the pressure in the initial automobile gas cylinder is too low, the pressurizing device is not started for the moment, and the pressure difference between the hydrogen supply source and the automobile gas cylinder is utilized to directly fill the gas through the bypass.
6. The intensive hydrogen station control system of claim 3, wherein the filling device comprises: an air gun: the hydrogen filling and data exchange functions are completed;
the valve comprises an electromagnetic valve and a pneumatic valve and is used for the on-off function of the hydrogen main loop;
the charging system is used for realizing charging work after the hydrogen filling is finished;
the human-computer interface is used for displaying data such as filling data, payment and receipt information, information in the automobile gas cylinder, hydrogenation personnel information and the like;
the infrared communication data module is used for realizing data communication with the vehicle and acquiring data information of the vehicle to be filled;
and the pressure detection module is used for detecting the exhaust pressure of the hydrogenation device.
7. An intensive hydrogen station control method, characterized by comprising:
reading vehicle infrared data through license plate recognition to read vehicle information;
transmitting the cylinder valve data from the cloud database through GPRS (general packet radio service), reading the vehicle information from the cloud database, and starting face recognition to read the information of filling personnel to confirm whether the filling qualification is met or not under the condition that the vehicle information is normal;
if the hydrogenation program is finished, otherwise, starting the anti-pull-out system, and starting the filling process;
and starting the bypass under the condition that the pressure of the air source is greater than the pressure of the automobile air bottle, otherwise, starting pressurization, closing the anti-pulling-supporting system under the condition that the filling process is judged to be finished, and uploading the data to a cloud database after filing the data.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112819097A (en) * | 2021-02-26 | 2021-05-18 | 浙大城市学院 | Risk evaluation method for hydrogen energy equipment in hydrogen refueling station |
| CN113339699A (en) * | 2021-05-10 | 2021-09-03 | 上海氢枫能源技术有限公司 | Digital diagnosis system and method for hydrogenation station |
| CN113628162A (en) * | 2021-07-08 | 2021-11-09 | 东风柳州汽车有限公司 | Liquid filling informatization control system and method |
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| CN113339699A (en) * | 2021-05-10 | 2021-09-03 | 上海氢枫能源技术有限公司 | Digital diagnosis system and method for hydrogenation station |
| CN113628162A (en) * | 2021-07-08 | 2021-11-09 | 东风柳州汽车有限公司 | Liquid filling informatization control system and method |
| CN113628162B (en) * | 2021-07-08 | 2024-05-14 | 东风柳州汽车有限公司 | Liquid filling informatization control system and method |
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