CN112879394A - Novel pneumatic control system for ship - Google Patents
Novel pneumatic control system for ship Download PDFInfo
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- CN112879394A CN112879394A CN202110183038.7A CN202110183038A CN112879394A CN 112879394 A CN112879394 A CN 112879394A CN 202110183038 A CN202110183038 A CN 202110183038A CN 112879394 A CN112879394 A CN 112879394A
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- pneumatic control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feedback Control In General (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
A novel pneumatic control system for a marine vessel, comprising: the system comprises a pneumatic control box, a junction box, control object equipment, upper-layer equipment and monitoring equipment, wherein the pneumatic control box is respectively connected with the junction box, the upper-layer equipment and the monitoring equipment, and the junction box is also connected with the control object equipment. The application provides a novel boats and ships pneumatic control system has following beneficial effect: (1) the problem that a plurality of monitoring devices cannot access and interact data simultaneously is solved by adopting an autonomously developed serial port communication module and applying an advanced multi-master-to-one-slave RS485 communication technology; (2) the PLC is used as a control core unit, an optimal control design is formulated according to the design characteristics of hardware, and the problems of control logic disorder and control instruction and feedback state lag are solved; (3) the data communication is influenced by electromagnetic interference; (4) excellent environmental adaptability, and solves the problem that the device can not adapt to harsh and complex environments.
Description
Technical Field
The invention belongs to the technical field of pneumatic control systems, and particularly relates to a novel pneumatic control system for a ship.
Background
At present, ships in China develop faster, the safety of a pneumatic control system to the ships is self-evident, and how to efficiently and timely control an air path to carry out conventional closing and emergency closing on an important cabin becomes an important technical direction in the field of ships.
At present, the situation of monitoring lag and instability generally exists in the control of a pneumatic control system in China, the networking is complex in data interaction, the cost and the equipment space are greatly wasted, and the current problem is urgently needed to be solved along with the development requirement of a national ship.
Disclosure of Invention
In view of the above, the present invention provides a new pneumatic control system for a vessel that overcomes, or at least partially solves, the above problems.
In order to solve the above technical problem, the present invention provides a novel pneumatic control system for a ship, comprising: the system comprises a pneumatic control box, a junction box, control object equipment, upper-layer equipment and monitoring equipment, wherein the pneumatic control box is respectively connected with the junction box, the upper-layer equipment and the monitoring equipment, and the junction box is also connected with the control object equipment.
Preferably, the pneumatic control box includes: the PLC module power end with power module connects, the PLC module communication end with serial communication module connects, the IO end of PLC module respectively with relay output module operating panel with the control object device is connected, power module is connected with external power, serial communication module respectively with upper equipment with supervisory equipment connects, relay output module with the control object device is connected.
Preferably, the pneumatic control box further comprises: the casing, the PLC module the power module serial port communication module with relay output module all set up in the casing, operating panel set up in on the casing.
Preferably, a steel wire rope shock absorber is arranged on the shell and connected with the inner wall of the cabin.
Preferably, the pneumatic control box further comprises: and the filter is respectively connected with the power supply module and the external power supply.
Preferably, the control object apparatus includes: the relay output module is connected with the electromagnetic valve, the PLC module is connected with the pneumatic accessory, and the electromagnetic valve is connected with the pneumatic accessory through a gas path pipeline.
Preferably, the PLC module includes: the control unit is respectively connected with the power supply unit, the digital quantity unit and the communication unit, the power supply unit is connected with the power supply module, the digital quantity unit is connected with the relay output module, and the communication unit is connected with the serial port communication module.
Preferably, an indicator light, a button, a knob and a buzzer are arranged on the operation panel, wherein the indicator light, the button, the knob and the buzzer are respectively connected with the PLC module.
Preferably, the junction box includes: box, terminal and fuse, wherein, the terminal with the fuse set up in the box, the terminal respectively with pneumatic control box with pneumatic annex in the control object equipment is connected, the fuse respectively with pneumatic control box with solenoid valve in the control object equipment is connected.
Preferably, the junction box further comprises: a shock absorber disposed in the box, the terminal and the fuse disposed on the shock absorber.
One or more technical solutions in the embodiments of the present invention have at least the following technical effects or advantages: the application provides a novel boats and ships pneumatic control system has following beneficial effect:
(1) the problem that a plurality of monitoring devices cannot access and interact data simultaneously is solved by adopting an autonomously developed serial port communication module and applying an advanced multi-master-to-one-slave RS485 communication technology;
(2) the PLC is used as a control core unit, an optimal control design is formulated according to the design characteristics of hardware, and the problems of control logic disorder and control instruction and feedback state lag are solved;
(3) the data communication is influenced by electromagnetic interference;
(4) excellent environmental adaptability, and solves the problem that the device can not adapt to harsh and complex environments.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic diagram of a novel pneumatic control system for a ship according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of another embodiment of a novel pneumatic control system for a vessel according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a pneumatic control box in a novel pneumatic control system for a ship according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a junction box in a novel pneumatic control system for a ship, provided by an embodiment of the invention;
FIG. 5 is a communication schematic diagram of a novel pneumatic control system for a ship according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a pneumatic control box in a novel pneumatic control system for a ship according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a junction box in a novel pneumatic control system for a ship, provided by an embodiment of the invention;
fig. 8 is a schematic work flow diagram of a novel pneumatic control system for a ship according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments and examples, and the advantages and various effects of the present invention will be more clearly apparent therefrom. It will be understood by those skilled in the art that these specific embodiments and examples are for the purpose of illustrating the invention and are not to be construed as limiting the invention.
Throughout the specification, unless otherwise specifically noted, terms used herein should be understood as having meanings as commonly used in the art. Accordingly, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. If there is a conflict, the present specification will control.
Unless otherwise specifically stated, various raw materials, reagents, instruments, equipment and the like used in the present invention are commercially available or can be prepared by existing methods.
In the embodiments of the present application, as shown in fig. 1 to 8, the present invention provides a novel pneumatic control system for a ship, comprising: the pneumatic control system comprises a pneumatic control box 10, a junction box 20, a controlled object device 30, an upper layer device 40 and a monitoring device 50, wherein the pneumatic control box 10 is respectively connected with the junction box 20, the upper layer device 40 and the monitoring device 50, and the junction box 20 is also connected with the controlled object device 30.
In the embodiment of the application, the novel pneumatic control system for the ship provided by the invention has the advantages that the pneumatic control box 10 and the junction box 20 form a system, when the network communication of the system is normally established, all devices in the system are started, then the system is electrified for communication initialization, a user sends a control instruction to the pneumatic control box 10 through the upper-layer device 40, the pneumatic control box 10 sends the instruction to the controlled object device 30 through the junction box 20, and the on-off action of the controlled object device 30 is further controlled; meanwhile, the switch information and the fault information of each controlled object device 30 are sent to the pneumatic control box 10 through the connection box 20, the pneumatic control box 10 sends the information to the monitoring device 50, the monitoring device 50 displays the state of the controlled object device 30 according to the switch information, and gives an alarm according to the fault information.
As shown in fig. 3, in the embodiment of the present application, the pneumatic control box 10 includes: the PLC control system comprises a PLC module 11, a power supply module 12, a serial communication module 13, a relay output module 14 and an operation panel 15, wherein the power supply end of the PLC module 11 is connected with the power supply module 12, the communication end of the PLC module 11 is connected with the serial communication module 13, the I O end of the PLC module 11 is respectively connected with the relay output module 14, the operation panel 15 and a control object device 30, the power supply module 12 is connected with an external power supply, the serial communication module 13 is respectively connected with an upper layer device 40 and a monitoring device 50, and the relay output module 14 is connected with the control object device 30.
As shown in fig. 3, in the embodiment of the present application, the control target apparatus 30 includes: the relay comprises an electromagnetic valve and a pneumatic accessory, wherein the relay output module 14 is connected with the electromagnetic valve, the PLC module 11 is connected with the pneumatic accessory, and the electromagnetic valve is connected with the pneumatic accessory through a gas path pipeline.
In the embodiment of the present application, the pneumatic control box 10 collects the opening and closing state information of the pneumatic accessories, and simultaneously issues control information to the solenoid valve; the pneumatic control box 10 uploads all state information of the pneumatic accessories to the monitoring equipment 50 through the RS485 interface; the junction box 20 is responsible for hard-wiring the pneumatic control box 10 to the solenoid valves and pneumatic accessories. Specifically, a serial port RS485 communication mode is adopted among the serial port communication module 13, the upper layer device 40 and the monitoring device 50. The PLC module 11 uploads the acquired data information of the pneumatic accessories in the control object device 30 to the serial communication module 13, and then the serial communication module 13 performs data interaction with the external upper-layer devices 40 and the monitoring device 50; the monitoring device 50 displays data information of the pneumatic accessories, a user sends a control instruction to the serial port communication module 13 through the upper layer device 40, the serial port communication module 13 sends the control instruction to the PLC module 11, the PLC module 11 sends the control instruction to the relay output module 14 through hard wiring, the relay output module 14 is controlled to send a DC220V driving voltage to drive an electromagnetic valve in the controlled object device 30, and the electromagnetic valve controls the circulation or the cut-off of compressed air in an air path pipeline, so that the opening and closing actions of the pneumatic accessories are controlled; meanwhile, the PLC module 11 collects the on/off state and the failure information of the pneumatic accessories, and displays and alarms the power supply state of the control object device 30 through the operation panel 15.
As shown in fig. 2, in the embodiment of the present application, the number of the pneumatic control boxes 10 may be 3, which are an a-type pneumatic control box, a B-type pneumatic control box, and a C-type pneumatic control box in sequence, the a-type pneumatic control box, the B-type pneumatic control box, and the C-type pneumatic control box have the same structure and working principle, and all adopt a serial port communication mode to perform data interaction with the upper-layer device 40 and the monitoring device 50, and all have local and remote control modes, which are different in the number of control solenoid valves.
As shown in fig. 6, in the embodiment of the present application, the pneumatic control box 10 further includes: the PLC module 11, the power module 12, the serial port communication module 13 and the relay output module 14 are all arranged in the shell, and the operation panel 15 is arranged on the shell.
In this embodiment of the application, the housing is a ferrous material housing, and can provide protection for the PLC module 11, the power module 12, the serial port communication module 13, and the relay output module 14.
In the embodiment of the application, the shell is provided with a steel wire rope shock absorber, and the steel wire rope shock absorber is connected with the inner wall of the cabin.
In the embodiment of the application, the steel wire rope shock absorber can reduce the vibration brought to the shell in the running process of the ship, so that the working stability of the pneumatic control box 10 is improved.
As shown in fig. 3, in the embodiment of the present application, the pneumatic control box 10 further includes: and the filter 16 is connected with the power supply module 12 and the external power supply respectively 16.
In this embodiment, the filter 16 may effectively filter a frequency point of a specific frequency in the external power supply or frequencies other than the frequency point, so as to provide a voltage with a required frequency for the power supply module 12.
In the embodiment of the present application, the PLC module 11 includes: the control unit is respectively connected with the power supply unit, the digital quantity unit and the communication unit, the power supply unit is connected with the power supply module 12, the digital quantity unit is connected with the relay output module 14, and the communication unit is connected with the serial port communication module 13.
In this embodiment of the application, the PLC module 11 obtains the electric energy provided by the power module 12 through the power unit, sends a control instruction to the relay output module 14 through the digital unit, performs data interaction with the serial communication module 13 through the communication unit, and the control unit controls the digital unit to send a corresponding control instruction to the relay output module 14 according to the data sent by the communication unit.
In the embodiment of the present application, an indicator light, a button, a knob, and a buzzer are disposed on the operation panel 15, wherein the indicator light, the button, the knob, and the buzzer are respectively connected to the PLC module 11.
In the embodiment of the present application, the main working area of the operation panel 15 includes an indicator light, a button, a knob, and a buzzer, the indicator light can indicate the working state of the system, the button and the knob can input basic information for operating the system, and the buzzer can alarm the system.
As shown in fig. 4 and 7, in the embodiment of the present application, the junction box 20 includes: a box 21, a terminal 22, and a fuse 23, wherein the terminal 22 and the fuse 23 are provided in the box 21, the terminal 22 is connected to the pneumatic control box 10 and a pneumatic accessory in the control object device 30, respectively, and the fuse 23 is connected to an electromagnetic valve in the pneumatic control box 10 and the control object device 30, respectively.
In the embodiment of the application, the in-place signal of the pneumatic accessory is sent to the pneumatic control box 10 through the terminal 22, the pneumatic control box 10 sends a driving signal to the electromagnetic valve through the fuse 23, and the electromagnetic valve controls the circulation or the cutoff of compressed air in the air pipeline according to the driving signal, so that the opening and closing actions of the pneumatic accessory are controlled.
In the embodiment of the present application, the junction box 20 further includes: a damper provided in the case 21, the terminal 22 and the fuse 23 being provided on the damper.
In the embodiment of the present application, the damper may reduce the vibration of the box body 21 to the terminal 22 and the fuse 23 during the operation of the ship, thereby improving the operational stability of the junction box 20.
Referring to fig. 5, the following describes a communication principle of a pneumatic control system according to an embodiment of the present invention:
the PLC modules 11 and the serial port communication module 13 are communicated by RS485, the states of the pneumatic accessories are uploaded to the serial port communication module 13, the PLC modules 11 in at most 4 pneumatic control boxes 10 are connected through daisy chains during RS485 communication networking, the 4 PLC modules 11 are all slave stations, and the slave station addresses are set to be 01-04 for distinguishing. The serial port communication module 13 uploads the collected information of at most 4 pneumatic control boxes 10 to the upper-layer devices 40. The serial communication module 13 is mainly in communication connection with the upper layer device 40 through an RS485 serial port, the data transmission mode is a standard MODBUS RTU serial port protocol, and the data format is shown in the following table.
The application provides a novel boats and ships pneumatic control system has following beneficial effect:
(1) the problem that a plurality of monitoring devices cannot access and interact data simultaneously is solved by adopting an autonomously developed serial port communication module and applying an advanced multi-master-to-one-slave RS485 communication technology;
(2) the PLC is used as a control core unit, an optimal control design is formulated according to the design characteristics of hardware, and the problems of control logic disorder and control instruction and feedback state lag are solved;
(3) the data communication is influenced by electromagnetic interference;
(4) excellent environmental adaptability, and solves the problem that the device can not adapt to harsh and complex environments.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
In short, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A novel pneumatic control system for a ship, comprising: the system comprises a pneumatic control box, a junction box, control object equipment, upper-layer equipment and monitoring equipment, wherein the pneumatic control box is respectively connected with the junction box, the upper-layer equipment and the monitoring equipment, and the junction box is also connected with the control object equipment.
2. The novel marine pneumatic control system of claim 1, wherein the pneumatic control box comprises: the PLC module power end with power module connects, the PLC module communication end with serial communication module connects, the IO end of PLC module respectively with relay output module operating panel with the control object device is connected, power module is connected with external power, serial communication module respectively with upper equipment with supervisory equipment connects, relay output module with the control object device is connected.
3. The novel marine pneumatic control system of claim 2, wherein the pneumatic control box further comprises: the casing, the PLC module the power module serial port communication module with relay output module all set up in the casing, operating panel set up in on the casing.
4. The novel pneumatic control system for the ship as claimed in claim 3, wherein a steel wire rope shock absorber is arranged on the shell and connected with the inner wall of the cabin.
5. The novel marine pneumatic control system of claim 2, wherein the pneumatic control box further comprises: and the filter is respectively connected with the power supply module and the external power supply.
6. The novel marine pneumatic control system according to claim 2, wherein the control-target device includes: the relay output module is connected with the electromagnetic valve, the PLC module is connected with the pneumatic accessory, and the electromagnetic valve is connected with the pneumatic accessory through a gas path pipeline.
7. The novel marine pneumatic control system of claim 2, wherein said PLC module comprises: the control unit is respectively connected with the power supply unit, the digital quantity unit and the communication unit, the power supply unit is connected with the power supply module, the digital quantity unit is connected with the relay output module, and the communication unit is connected with the serial port communication module.
8. The novel pneumatic ship control system according to claim 2, wherein an indicator light, a button, a knob and a buzzer are arranged on the operation panel, and the indicator light, the button, the knob and the buzzer are respectively connected with the PLC module.
9. The novel pneumatic marine control system of claim 1, wherein the junction box comprises: box, terminal and fuse, wherein, the terminal with the fuse set up in the box, the terminal respectively with pneumatic control box with pneumatic annex in the control object equipment is connected, the fuse respectively with pneumatic control box with solenoid valve in the control object equipment is connected.
10. The novel pneumatic marine control system of claim 9, wherein the junction box further comprises: a shock absorber disposed in the box, the terminal and the fuse disposed on the shock absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110183038.7A CN112879394B (en) | 2021-02-08 | 2021-02-08 | Novel pneumatic control system for ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110183038.7A CN112879394B (en) | 2021-02-08 | 2021-02-08 | Novel pneumatic control system for ship |
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| CN112879394A true CN112879394A (en) | 2021-06-01 |
| CN112879394B CN112879394B (en) | 2023-07-28 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202244061U (en) * | 2011-10-21 | 2012-05-30 | 湖北海力士电气有限公司 | Multifunctional intelligent control device for ship propelling |
| CN204256473U (en) * | 2014-12-09 | 2015-04-08 | 温州市博弘电器有限公司 | Based on the marine air conditioning supervisory system of PLC |
| CN204480001U (en) * | 2015-03-09 | 2015-07-15 | 广州市美柯船舶电气设备有限公司 | Collection Ship Propeling generating and FIFI are applied to the Host Supervision System of one |
| CN111007790A (en) * | 2019-11-20 | 2020-04-14 | 上海船舶电子设备研究所(中国船舶重工集团公司第七二六研究所) | Ship damage management monitoring reliability improvement design system and method |
| CN112102591A (en) * | 2020-07-03 | 2020-12-18 | 江苏远望仪器集团有限公司 | Signal control system and method for ship automation equipment |
| CN112255946A (en) * | 2020-10-19 | 2021-01-22 | 青岛博瑞斯自动化技术有限公司 | Ship state remote monitoring system and method based on cloud service and big data |
-
2021
- 2021-02-08 CN CN202110183038.7A patent/CN112879394B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202244061U (en) * | 2011-10-21 | 2012-05-30 | 湖北海力士电气有限公司 | Multifunctional intelligent control device for ship propelling |
| CN204256473U (en) * | 2014-12-09 | 2015-04-08 | 温州市博弘电器有限公司 | Based on the marine air conditioning supervisory system of PLC |
| CN204480001U (en) * | 2015-03-09 | 2015-07-15 | 广州市美柯船舶电气设备有限公司 | Collection Ship Propeling generating and FIFI are applied to the Host Supervision System of one |
| CN111007790A (en) * | 2019-11-20 | 2020-04-14 | 上海船舶电子设备研究所(中国船舶重工集团公司第七二六研究所) | Ship damage management monitoring reliability improvement design system and method |
| CN112102591A (en) * | 2020-07-03 | 2020-12-18 | 江苏远望仪器集团有限公司 | Signal control system and method for ship automation equipment |
| CN112255946A (en) * | 2020-10-19 | 2021-01-22 | 青岛博瑞斯自动化技术有限公司 | Ship state remote monitoring system and method based on cloud service and big data |
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| CN112879394B (en) | 2023-07-28 |
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