CN107065644A - Hydrogen dispenser electric-control system and aerating method - Google Patents
Hydrogen dispenser electric-control system and aerating method Download PDFInfo
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- CN107065644A CN107065644A CN201710035127.0A CN201710035127A CN107065644A CN 107065644 A CN107065644 A CN 107065644A CN 201710035127 A CN201710035127 A CN 201710035127A CN 107065644 A CN107065644 A CN 107065644A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of hydrogen dispenser electric-control system and aerating method, including power supply and battery management module, filling machine central control module, operation actuator module, Transaction Information read-write and display module and communication module；The power supply and battery management module, operation actuator module, Transaction Information read-write and display module and communication module are connected with filling machine central control module.The operation actuator module includes magnetic valve, determinant input keyboard and jerk operation button；The Transaction Information read-write and display module include liquid crystal information display screen, filling machine price and aerating amount display screen, IC card information read write line；The communication module includes POS, printer and flowmeter sensor.The system is using modularization type selecting and design, by cable connection between modules, and hardware configuration is clear, malfunction elimination, easy to maintenance.
Description
Technical field
The present invention relates to a kind of hydrogen dispenser electric-control system and aerating method.
Background technology
Hydrogen is acknowledged as the energy most clean on the earth, the features such as it has colourless, tasteless, nontoxic, combustion of hydrogen
After can generate water, without any pollution, and huge heat can be discharged, meet that international and national is pollution-free to the energy, ring
The requirement of guarantor etc., therefore be the energy of a kind of advanced and prospect widely.
As Hydrogen Technology is in the extensive use of China and develops rapidly, the market demand of hydrogen dispenser is increasing.
Simultaneously hydrogen dispenser research, using also in high speed development, domestic many enterprises are mutually tied by autonomous innovation with technology transfer
The road of conjunction, is all carrying out the research and improvement of hydrogen dispenser.Simultaneously with embedded technology, touch screen technology and internet
Etc. the development of technology, the development of control technology is promoted.At present, many hydrogenation stations are still by van container formula Freight Transport liquid
State hydrogen is simultaneously stored, and is then filled, and this mode is non-automatic, poorly efficient, take artificial.
Therefore, based on above-mentioned background, it is necessary to develop hydrogen dispenser electric-control system, to solve above-mentioned technical problem.
The content of the invention
One of technical problems to be solved by the invention be it is non-automatic, poorly efficient in the prior art and take it is artificial the problem of, carry
For a kind of new hydrogen dispenser electric-control system.The hydrogen dispenser electric-control system have it is automatic, efficiently and the characteristics of less manpower.
It is as follows to solve one of above-mentioned technical problem technical scheme of the invention used：A kind of automatically controlled system of hydrogen dispenser
System, including filling machine central control module, power supply and battery management module, operation actuator module, Transaction Information read-write and
Display module and communication module, wherein：
The filling machine central control module includes power interface, On-off signal output interface DO and DI, at least three
RS485 communication interfaces, at least three analog input interfaces and CAN communication interface；
The power supply and battery management module include power module and guard grating, the power module respectively with power supply and peace
Full grid are connected, and guard grating is connected with to the power interface on filling machine central control module；
The operation actuator module includes at least one magnetic valve and jerk button, the magnetic valve and and filling machine
Output switch parameter port DO on central control module is connected, the jerk button and the switch on filling machine central control module
Measure input port DI connections；
The Transaction Information read-write and display module include IC module for reading and writing, liquid crystal information display board and at least one aerating
Machine price and aerating amount display screen, wherein the liquid crystal information display board include at least one RS485 communication interface, at least one
RS232 communication interfaces, at least one CAN communication interface, wherein at least one described filling machine price and aerating amount display screen with
RS485 communication interfaces on liquid crystal information display board are connected, CAN communication interface and filling machine on the liquid crystal information display board
CAN communication interface on central control module is connected, and the IC module for reading and writing communicates with the RS232 on liquid crystal information display board to be connect
Mouth is connected；
The communication module includes long-range plc, settlement of transactions computer and flowmeter sensor, its medium-long range plc, transaction
Clearing computer and flowmeter sensor are connected with three RS485 communication interfaces on filling machine central control module respectively；
The magnetic valve is installed on pressure line, and pressure line is at least one, is judged to be hydrogenated with flow with magnetic valve
It is as follows：Judge whether line pressure is less than 35Mpa-75Mpa, if less than by-passing valve is then opened 0.5 second, collection judges air accumulator
Whether pressure is less than 1Mpa or (leakage situation is indicated less than 1Mpa, in 35Mpa-75Mpa models in the range of 35Mpa-75Mpa
Enclose interior explanation air accumulator and be filled with state), if it is stop hydrogenation, otherwise start to judge that line pressure and reservoir pressure are poor
Whether it is more than 5Mpa, is to open flowmeter, start metering, while detects whether line pressure is less than 35Mpa, if be not less than
35Mpa then closes by-passing valve, judges whether reservoir pressure reaches 35Mpa, otherwise continues cycling through judgement, until flow is less than
0.5kg/ minutes, then terminate flow.
In above-mentioned technical proposal, it is preferable that the pressure line at least 2；When pressure line there are two, judge low
Whether pressure pipe line pressure is less than 35Mpa-75Mpa, and if less than by-passing valve is then opened 0.5 second, collection judges that reservoir pressure is
It is no to be less than 1Mpa or (indicate leakage situation in the range of 35Mpa-75Mpa less than 1Mpa, said in the range of 35Mpa-75Mpa
Bright air accumulator is filled with state), if it is stop hydrogenation, otherwise start to judge whether low-pressure line and reservoir pressure difference are big
In 5Mpa, it is, opens flowmeter, start metering, while detects whether low-pressure line pressure is less than 35Mpa, if be not less than
35Mpa then closes by-passing valve, judges whether reservoir pressure reaches 35Mpa, reaches and then stops hydrogenation, otherwise continues to judge low pressure
Whether pipeline is more than 5Mpa with reservoir pressure difference, and whether pressure pipeline and reservoir pressure difference are big in then judging if less than 5Mpa
In 5Mpa, it is to open by-passing valve to be switched to middle pressure pipeline supply, whether pressure pipeline is less than 35Mpa in judgement, otherwise closes other
Port valve, judges whether reservoir pressure reaches 35Mpa, is then to complete hydrogenation, judgement is otherwise continued cycling through, until flow is less than
0.5kg/ minutes, then terminate flow.
It is highly preferred that the pressure line has 3；Being hydrogenated with flow is：When pressure line three, low-pressure line pressure is judged
Whether power is less than 35Mpa-75Mpa, and if less than by-passing valve is then opened one 0.5 seconds, collection judges whether reservoir pressure is less than
1Mpa (indicates leakage situation less than 1Mpa, gas storage is illustrated in the range of 35Mpa-75Mpa in the range of 35Mpa-75Mpa
Tank is filled with state), if it is stop hydrogenation, otherwise start to judge whether low-pressure line is more than with reservoir pressure difference
5Mpa, is to open flowmeter, starts metering, while detecting whether low-pressure line pressure is less than 35Mpa, if be not less than
35Mpa then closes by-passing valve one, judges whether reservoir pressure reaches 35Mpa, reaches and then stops hydrogenation, otherwise continues to judge low
Whether pressure pipeline and reservoir pressure difference are more than 5Mpa, and whether pressure pipeline and reservoir pressure difference in then judging if less than 5Mpa
It is then to open by-passing valve two, three more than 5Mpa, is switched to middle pressure pipeline supply, whether pressure pipeline is less than 35Mpa in judgement, no
By-passing valve one is then closed, judges whether reservoir pressure reaches 35Mpa, is then to complete hydrogenation, otherwise continues pressure pipeline in judging
Whether 5Mpa is also greater than with air accumulator pressure difference, is otherwise switched to high pressure line, judges whether high pressure line is big with air accumulator pressure difference
In 5Mpa, it is then opening by-passing valve two, four, closes by-passing valve three, whether judge high pressure line less than 35Mpa, less than then opens
By-passing valve one, otherwise closes one, judges whether air accumulator reaches 35Mpa, reaches, terminates hydrogenation, otherwise continues cycling through judgement,
Until flow is less than 0.5kg/ minutes, then terminate flow.
Preferably, the pressure sensor, temperature sensor and hydrogen gas sensor are connect by three analog inputs respectively
Mouth AI is connected with filling machine central control module.
Preferably, the liquid crystal information display board also includes 8 parallel-by-bit EBIs and keyboard interface.
Preferably, the operation actuator module also includes determinant input keyboard, starts, stops operation button and refer to
Show lamp.
Preferably, the filling machine central control module, which is provided with, can carry out the processor of online programming.
Preferably, it is directly connected between the modules of the electric-control system by communication cable.
The technical scheme used for two present invention of solution above-mentioned technical problem is as follows：
A kind of aerating method of hydrogen dispenser electric-control system, comprises the following steps：
1) switch on power；
2) the input filling amount of money；
3) hydrogen is filled；
4) when the filling price in filling machine price and aerating amount display screen reaches the amount of money to be filled, filling stops；
5) settle accounts.
The present invention can be realized and be connected with plurality of devices by being equipped with multiple communication interface, while internet function is supported,
Conveniently realize the function such as interchanger and wechat payment；With a variety of aerating control modes, it is possible to achieve the control on the spot of aerating, hand
Dynamic control, remote control；With online programming function, realized and managed by human-computer interaction device；Whole electric-control system uses mould
Blockization is designed, and is connected between modules by communication cable, and overall hardware configuration is clear, easy to maintenance.
Brief description of the drawings
Accompanying drawing 1 is the system diagram of gas filler electric control system of the present invention；
Accompanying drawing 2 is the connection diagram of gas filler electric control system of the present invention；
Accompanying drawing 3 is the basic aerating schematic flow sheet of gas filler electric control system of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
As illustrated in fig. 1 and 2, a kind of hydrogen dispenser electric-control system includes power supply and battery management module, filling machine center
Control module, operation actuator module, Transaction Information read-write and display module and communication module；The power supply and battery management
Module, operation actuator module, information module and communication module are connected with filling machine central control module.
Filling machine central control module is preferred to use arm processor, with multiple interfaces, mainly including power interface,
RS485 communication interfaces, RS232 communication interfaces, analog input interface AI, On-off signal output interface DO and DI, CAN communication
Interface, 8 parallel-by-bit EBIs etc..It is preferred that filling machine central control module also has online programming function, at ARM
Manage device and carry out online programming, the function and implication of each interface module are set by way of online programming.
Operate actuator module include magnetic valve, determinant input keyboard IO, startups, stop and jerk operate button and
Indicator lamp, input button, startup, stopping and jerk operation button and indicator lamp are connected with filling machine central control module, by
Circuit module control performs respective function.
Information module includes liquid crystal information display screen, filling machine price display screen, IC card information read write line, and filling machine
Central control module is connected, and realizes that corresponding information is shown and IC-card read-write capability by circuit module.
Communication module includes POS, printer and flowmeter sensor, is connected with filling machine central control module, by
Circuit module realizes the functions such as information printing and on-line payment.
As shown in figure 3, hydrogenation flow：Prepare before hydrogenation, purge pipette tips gun platform, whether just to judge hydrogenation machine oneself state
Often, whether normal with flowmeter communication, whether vehicle is grounded, if these conditions are all met, and can carry out hydroprocessing.Connect down
To select the means of payment, hydrogenation rifle is plugged, filling button is pressed, judges whether low-pressure line pressure PT-603 is less than 35Mpa-
75Mpa, if less than by-passing valve one is then opened SV-6010.5 seconds, collection judges whether reservoir pressure PT-601 is less than 1Mpa
Or (indicate leakage situation in the range of 35Mpa-75Mpa less than 1Mpa, illustrate that air accumulator is in the range of 35Mpa-75Mpa
Full state), if it is stop hydrogenation, otherwise start to judge that low-pressure line subtracts PT-601 with reservoir pressure difference PT-603 and is
It is no to be more than 5Mpa, it is then to open the SV-602 of port valve two, starts metering, while detects whether low-pressure line pressure PT-603 is less than
35Mpa-75Mpa, if not less than the SV-601 of by-passing valve one is closed if 35Mpa-75Mpa, judges whether reservoir pressure reaches
35Mpa-75Mpa, reaches and then stops hydrogenation, otherwise continues to judge that low-pressure line subtracts PT-601 with reservoir pressure difference PT-603 and is
No to be more than 5Mpa, pressure pipeline subtracts whether PT-601 is more than with reservoir pressure difference PT-604 in then judging if less than 5Mpa
5Mpa, is then to open the SV-602 of port valve two, the SV-603 Vavle switchings of port valve three to supply to middle pressure pipeline, pressure pipeline PT-604 in judgement
Whether it is less than 35Mpa-75Mpa, otherwise closes the SV601 of port valve one, judge whether reservoir pressure PT-601 reaches 35Mpa-
75Mpa, is then to complete hydrogenation, otherwise continues to judge whether pressure difference is also greater than 5Mpa, is otherwise switched to high pressure line, judges high pressure
Whether pipeline PT-605 is more than 5Mpa with PT-601 pressure differences, is then to open the SV-602 of port valve two, the SV604 of port valve four, closes port valve
Three SV-603, judge whether high pressure line PT605 is less than 35Mpa-75Mpa, less than the SV-601 of by-passing valve one is then opened, otherwise close
The SV-601 of port valve one is closed, judges whether air accumulator reaches 35Mpa-75Mpa, is reached, terminates hydrogenation, otherwise continues cycling through judgement,
Until flow is less than 0.5kg/ minutes, then terminate flow.
【Embodiment 1】
Using Fig. 1 system and method, pressure line is one group, fills 200 yuan of hydrogen, presses filling button, starts to add
Note, judges whether low-pressure line pressure PT-603 is less than 35Mpa-75Mpa, if less than opening by-passing valve SV-6010.5 seconds, adopts
Collection judges whether reservoir pressure PT-601 is less than 1Mpa or (indicates leakage situation more than or equal to 35Mpa less than 1Mpa, be equal to
35Mpa illustrates that air accumulator is filled with state), if it is stop hydrogenation.
【Embodiment 2】
Using Fig. 1 system and method, pressure line is two groups, fills 200 yuan of hydrogen, presses filling button, starts to add
Whether note, when pressure line has two, judge low-pressure line pressure PT-603 less than 35Mpa-75Mpa, if less than then beating
Drive by-passing valve SV-6010.5 seconds, collection judges whether reservoir pressure PT-601 is less than 1Mpa or in the range of 35Mpa-75Mpa
(indicating leakage situation less than 1Mpa, illustrate that air accumulator is filled with state in the range of 35Mpa-75Mpa), if it is stops
Hydrogenation, otherwise starts to judge that low-pressure line subtracts whether PT-601 is more than 5Mpa with reservoir pressure difference PT-603, is to open SV-
602, start metering, while detecting whether low-pressure line pressure PT-603 is less than 35Mpa, side is closed if 35Mpa is not less than
Port valve SV-601, judges whether reservoir pressure reaches 35Mpa, reach then stop hydrogenation, otherwise continue judge low-pressure line and
Reservoir pressure difference PT-603 subtracts whether PT-601 is more than 5Mpa, pressure pipeline and reservoir pressure in then judging if less than 5Mpa
Poor PT-604 subtracts whether PT-601 is more than 5Mpa, is then to open SV-602, SV-603 Vavle switching to supply to middle pressure pipeline, in judgement
Whether pressure pipeline PT-604 is less than 35Mpa, otherwise closes SV601, judges whether reservoir pressure PT-601 reaches 35Mpa, is
Hydrogenation is then completed, judgement is otherwise continued cycling through, until flow is less than 0.5kg/ minutes, then terminates flow.
【Embodiment 3】
Using Fig. 1 system and method, pressure line is three groups, fills 200 yuan of hydrogen, presses filling button, starts to add
Note, being hydrogenated with flow is：Judge whether low-pressure line pressure PT-603 is less than 35Mpa-75Mpa, if less than then opening by-passing valve
SV-6010.5 seconds, collection judged whether reservoir pressure PT-601 is less than 1Mpa or (is less than in the range of 35Mpa-75Mpa
1Mpa indicates leakage situation, illustrates that air accumulator is filled with state in the range of 35Mpa-75Mpa), if it is stop hydrogenation,
Otherwise start to judge that low-pressure line subtracts whether PT-601 is more than 5Mpa with reservoir pressure difference PT-603, be to open SV-602,
Start metering, while detecting whether low-pressure line pressure PT-603 is less than 35Mpa, by-passing valve is closed if 35Mpa is not less than
SV-601, judges whether reservoir pressure reaches 35Mpa, reaches and then stops hydrogenation, otherwise continues to judge low-pressure line and gas storage
Pressure tank difference PT-603 subtracts whether PT-601 is more than 5Mpa, and pressure pipeline and reservoir pressure are poor in then judging if less than 5Mpa
PT-604 subtracts whether PT-601 is more than 5Mpa, is then to open SV-602, SV-603 Vavle switching to supply to middle pressure pipeline, is pressed in judgement
Whether pipeline PT-604 is less than 35Mpa, otherwise closes SV601, judges whether reservoir pressure PT-601 reaches 35Mpa, is then
Hydrogenation is completed, otherwise continues to judge whether pressure difference is also greater than 5Mpa, is otherwise switched to high pressure line, judges high pressure line PT-605
Whether it is more than 5Mpa with PT-601 pressure differences, is then to open SV-602, SV604, closes SV-603, judge that high pressure line PT605 is
It is no to be less than 35Mpa, less than by-passing valve SV-601 is then opened, SV-601 is otherwise closed, judges whether air accumulator reaches 35Mpa, is reached
To hydrogenation is then terminated, judgement is otherwise continued cycling through, until flow is less than 0.5kg/ minutes, then terminates flow.
Although illustrative embodiment of the invention is described above, in order to the technology of the art
Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the scope of embodiment, to the common skill of the art
For art personnel, as long as long as various change is in the spirit and scope of the invention that appended claim is limited and is determined, one
The innovation and creation using present inventive concept are cut in the row of protection.
Claims (9)
1. a kind of hydrogen dispenser electric-control system, including filling machine central control module, power supply and battery management module, operation are held
Row mechanism module, Transaction Information read-write and display module and communication module, wherein：
The filling machine central control module includes power interface, On-off signal output interface DO and DI, at least three RS485
Communication interface, at least three analog input interface AI and CAN communication interface；
The power supply and battery management module include power module and guard grating, the power module respectively with power supply and guard grating
It is connected, guard grating is connected with the power interface on filling machine central control module；
It is described operation actuator module include at least one magnetic valve and jerk button, the magnetic valve and with filling machine center
Output switch parameter port DO in control module is connected, and the jerk button and switching value on filling machine central control module are defeated
Inbound port DI connections；
The Transaction Information read-write and display module include IC module for reading and writing, liquid crystal information display board and at least one filling machine valency
Lattice and aerating amount display screen, wherein the liquid crystal information display board include at least one RS485 communication interface, at least one
RS232 communication interfaces, at least one CAN communication interface, wherein at least one described filling machine price and aerating amount display screen with
RS485 communication interfaces on liquid crystal information display board are connected, CAN communication interface and filling machine on the liquid crystal information display board
CAN communication interface on central control module is connected, and the IC module for reading and writing communicates with the RS232 on liquid crystal information display board to be connect
Mouth is connected；
The communication module includes long-range plc, settlement of transactions computer and flowmeter sensor, its medium-long range plc, settlement of transactions
Computer and flowmeter sensor are connected with three RS485 communication interfaces on filling machine central control module respectively；
The magnetic valve is installed on pressure line, and pressure line is at least one, judges that hydrogenation flow is as follows with magnetic valve：
Judge whether line pressure is less than 35Mpa-75Mpa, if less than by-passing valve is then opened 0.5 second, collection judges reservoir pressure
Whether it is less than 1Mpa or (leakage situation is indicated less than 1Mpa, in the range of 35Mpa-75Mpa in the range of 35Mpa-75Mpa
Illustrate that air accumulator is filled with state), if it is stop hydrogenation, otherwise start to judge line pressure and reservoir pressure it is poor whether
More than 5Mpa, it is, opens flowmeter, start metering, while detects whether line pressure is less than 35Mpa, if be not less than
35Mpa then closes by-passing valve, judges whether reservoir pressure reaches 35Mpa, otherwise continues cycling through judgement, until flow is less than
0.5kg/ minutes, then terminate flow.
2. hydrogen dispenser electric-control system as claimed in claim 1, it is characterised in that the pressure line at least 2；When
When pressure line there are two, judge whether low-pressure line pressure is less than 35Mpa-75Mpa, if less than then opening by-passing valve 0.5
Second, collection judges whether reservoir pressure is less than 1Mpa or (indicates leakage feelings less than 1Mpa in the range of 35Mpa-75Mpa
Condition, illustrates that air accumulator is filled with state in the range of 35Mpa-75Mpa), if it is stop hydrogenation, otherwise start to judge low pressure
Whether pipeline is more than 5Mpa with reservoir pressure difference, is to open flowmeter, starts metering, while detecting that low-pressure line pressure is
It is no to be less than 35Mpa, if not less than by-passing valve is closed if 35Mpa, judge whether reservoir pressure reaches 35Mpa, reach, stop
Only it is hydrogenated with, otherwise continues to judge whether low-pressure line is more than 5Mpa with reservoir pressure difference, pressed in then judging if less than 5Mpa
Whether pipeline is more than 5Mpa with reservoir pressure difference, is, opens by-passing valve and is switched to middle pressure pipeline supply, pressure pipeline in judgement
Whether be less than 35Mpa, otherwise close by-passing valve, judge whether reservoir pressure reaches 35Mpa, be then complete be hydrogenated with, otherwise after
Continuous cycle criterion, until flow is less than 0.5kg/ minutes, then terminates flow.
3. hydrogen dispenser electric-control system as claimed in claim 2, it is characterised in that the pressure line has 3；Hydrogenation stream
Cheng Wei：When pressure line there are three, judge whether low-pressure line pressure is less than 35Mpa-75Mpa, it is other if less than then opening
Port valve one 0.5 seconds, collection judges whether reservoir pressure is less than 1Mpa or (is represented in the range of 35Mpa-75Mpa less than 1Mpa
Have leakage situation, illustrate that air accumulator is filled with state in the range of 35Mpa-75Mpa), if it is stop hydrogenation, otherwise start
Judge whether low-pressure line is more than 5Mpa with reservoir pressure difference, be to open flowmeter, start metering, while detecting low-voltage tube
Whether line pressure is less than 35Mpa, if not less than by-passing valve one is closed if 35Mpa, judges whether reservoir pressure reaches
35Mpa, reaches and then stops hydrogenation, otherwise continues to judge whether low-pressure line is more than 5Mpa with reservoir pressure difference, if less than
Whether pressure pipeline is more than 5Mpa with reservoir pressure difference during 5Mpa then judges, is then to open by-passing valve two, three, is switched to middle pressure pipe
Line is supplied, and whether pressure pipeline is less than 35Mpa in judgement, otherwise closes by-passing valve one, judges whether reservoir pressure reaches
35Mpa, is then to complete hydrogenation, otherwise continues whether pressure pipeline in judging is also greater than 5Mpa with air accumulator pressure difference, is otherwise switched to
High pressure line, judges whether high pressure line is more than 5Mpa with air accumulator pressure difference, is then to open by-passing valve two, four, closes by-passing valve
Three, judge whether high pressure line is less than 35Mpa, less than by-passing valve one is then opened, otherwise close one, judge whether air accumulator reaches
35Mpa, reaches, terminates hydrogenation, otherwise continues cycling through judgement, until flow is less than 0.5kg/ minutes, then terminates flow.
4. hydrogen dispenser electric-control system as claimed in claim 1, it is characterised in that the pressure sensor, temperature sensor
It is connected respectively by three analog input interface AI with filling machine central control module with hydrogen gas sensor.
5. hydrogen dispenser electric-control system as claimed in claim 1, it is characterised in that the liquid crystal information display board also includes 8
Parallel-by-bit EBI and keyboard interface.
6. hydrogen dispenser electric-control system as claimed in claim 1, it is characterised in that the operation actuator module is also wrapped
Determinant input keyboard is included, starts, stop operation button and indicator lamp.
7. hydrogen dispenser electric-control system as claimed in claim 1, it is characterised in that on the filling machine central control module
Provided with the processor of online programming can be carried out.
8. hydrogen dispenser electric-control system as claimed in claim 1, it is characterised in that the modules of the electric-control system it
Between be directly connected to by communication cable.
9. the aerating method of the hydrogen dispenser electric-control system according to claim 1-8 any one, comprises the following steps：
1) switch on power；
2) the input filling amount of money；
3) hydrogen is filled；
4) when the filling price in filling machine price and aerating amount display screen reaches the amount of money to be filled, filling stops；
5) settle accounts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710035127.0A CN107065644A (en) | 2017-01-17 | 2017-01-17 | Hydrogen dispenser electric-control system and aerating method |
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| CN201710035127.0A CN107065644A (en) | 2017-01-17 | 2017-01-17 | Hydrogen dispenser electric-control system and aerating method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108458732A (en) * | 2018-05-18 | 2018-08-28 | 张家港富瑞氢能装备有限公司 | It is a kind of to show the light feedback device for adding hydrogen machine working condition |
| CN112539337A (en) * | 2019-09-20 | 2021-03-23 | 中国石油化工股份有限公司 | Model selection method for high-pressure tube bundle vehicle hydrogen supply station equipment |
| CN117691732A (en) * | 2024-02-04 | 2024-03-12 | 安瑞科(廊坊)能源装备集成有限公司 | Hydrogen additional control circuit and control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458732A (en) * | 2018-05-18 | 2018-08-28 | 张家港富瑞氢能装备有限公司 | It is a kind of to show the light feedback device for adding hydrogen machine working condition |
| CN112539337A (en) * | 2019-09-20 | 2021-03-23 | 中国石油化工股份有限公司 | Model selection method for high-pressure tube bundle vehicle hydrogen supply station equipment |
| CN117691732A (en) * | 2024-02-04 | 2024-03-12 | 安瑞科(廊坊)能源装备集成有限公司 | Hydrogen additional control circuit and control method |
| CN117691732B (en) * | 2024-02-04 | 2024-05-07 | 安瑞科(廊坊)能源装备集成有限公司 | Hydrogen additional control circuit and control method |
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Effective date of registration: 20180629 Address after: 215600 Fuxin (morning) road 19, Yang Shi Town, Zhangjiagang City, Suzhou, Jiangsu. Applicant after: Zhangjiagang Furui hydrogen energy equipment Co. Ltd. Address before: 215637 19 Chen Xin Road, Yang She Town, Zhangjiagang City, Suzhou, Jiangsu Applicant before: Zhangjiagang Furui Special Equipment Co., Ltd. Applicant before: Zhangjiagang Furui hydrogen energy equipment Co. Ltd. |
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