CN102582814A - Rudder angle transmission device and rudder angle transmission method - Google Patents
Rudder angle transmission device and rudder angle transmission method Download PDFInfo
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- CN102582814A CN102582814A CN2012100338926A CN201210033892A CN102582814A CN 102582814 A CN102582814 A CN 102582814A CN 2012100338926 A CN2012100338926 A CN 2012100338926A CN 201210033892 A CN201210033892 A CN 201210033892A CN 102582814 A CN102582814 A CN 102582814A
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- angle value
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Abstract
The invention relates to a rudder angle transmission device and a rudder angle transmission method. The device comprises a collection unit, a connecting distribution unit and indication units, wherein the collection unit converts a collected rudder angle value into a digital rudder angle value after A/D (analog to digital) conversion and filter process and transmits the digital rudder angle value to the connecting distribution unit through a CAN (controller area network) bus, the connecting distribution unit transmits the digital rudder angle value to the indication units in a form of NMEA (National Marine Electronics Association) serial communication protocol after the connecting distribution unit is analyzed through a CAN protocol. According to the method, the rudder angle value is transmitted after digital conversion and is displayed through the indication units. According to the invention, the rudder angle value is converted digitally, the digital rudder angle data can be transmitted through the CAN bus to a plurality of indication units to be displayed, and therefore, due to the digital transmission form, the anti-interference capability is strong, the transmission distance is long, signals are steady, the extensibility is strong, the compatibility is higher, and the production cost is also greatly lowered.
Description
Technical field
The invention belongs to the rudder angle transmission technique field, specially refer to a kind of rudder angle transmitting device and method.
Background technology
In boats and ships steering control system, need obtain current actual rudder angle angle in real time, the precision of gathering rudder angle is high more, and control accuracy is just high more.Along with high more to the Ship Steering System acquisition precision, control accuracy is also high more.Traditional helm indicator adopts Realization of Analog Circuit; The rudder angle that collects is transmitted with the mode of curtage; Because the rudder angle value of transmission is an analog quantity; Just need demarcate magnitude of voltage/current value, come corresponding its angle that shows according to calibration value, the equal proportion that display terminal adopts synchro to carry out angle is amplified and is realized.
Known that by above the transmission method of this rudder angle is subject to disturb, system compatibility is bad, implementation is dumb, cost is high, and need demarcate, precision is lower, and also incompatibility modern digital equipment is interconnected.
Summary of the invention
The technical matters that (one) will solve
The technical matters that the present invention will solve is: existing helm indicator adopts Realization of Analog Circuit, is subject to disturb, system compatibility is bad, implementation is dumb, cost is high.
(2) technical scheme
In order to solve the problems of the technologies described above, the present invention provides a kind of rudder angle transmitting device.
Wherein, Said device comprises collecting unit, connects allocation units and indicating member; Said collecting unit is converted into digital rudder angle value with the rudder angle value that collects afterwards through A/D conversion and Filtering Processing; And should numeral rudder angle value be delivered to the connection allocation units through the CAN bus, said connection allocation units are through after the CAN protocol analysis, and digital rudder angle value is passed to indicating member with the mode of NMEA serial port communicating protocol.
Preferably, digital rudder angle value is transmitted according to the frame of setting the numerical digit zone in the said CAN bus, and the take over party comes out the intercepting of digital rudder angle value according to the numerical digit zone of setting.
Preferably, said indicating member is installed in operator's compartment or the steering gear room.
Preferably, said indicating member and collecting unit or be connected allocation units and be connected.
The present invention also provides a kind of rudder angle transmission method, and said method comprises the steps:
(1) collecting unit is converted into digital rudder angle value with the rudder angle value that collects afterwards through A/D conversion and Filtering Processing;
(2) digital rudder angle value is delivered to the connection allocation units through the CAN bus;
(3) said connection allocation units are through after the CAN protocol analysis, and digital rudder angle value is passed to indicating member with the mode of NMEA serial port communicating protocol.
Preferably, digital rudder angle value is transmitted according to the frame of setting the numerical digit zone in the said CAN bus, and the take over party comes out the intercepting of digital rudder angle value according to the numerical digit zone of setting.
Preferably, said indicating member is installed in operator's compartment or the steering gear room.
Preferably, said indicating member and collecting unit or be connected allocation units and be connected.
(3) beneficial effect
Technique scheme has following advantage: the present invention carries out the digitalisation conversion with the rudder angle value, adopts the CAN bus mode to show to a plurality of indicating members digital rudder angle data transmission, owing to be to make antijamming capability strong through the digital form transmission; Long transmission distance, signal stabilization, expandability is strong; Adopt the equipment of CAN bus to install simple; Flexibly, the work capacity of installation is very little, and uses international standard NMEA serial port communicating protocol; Thereby have higher compatibility, also greatly reduce productive costs.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the present invention;
Fig. 2 is the diagram of circuit of the rudder angle acquisition method of an embodiment of the present invention.
Among the figure, 1: collecting unit; 2: connect allocation units: 3: indicating member; 31: panel type rudder angle indicating member; 32: wall-hanging rudder angle indicating member; 33: three rudder angle indicating members.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention describes in further detail.Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
As shown in Figure 1; It is the structural representation of an embodiment of the present invention; This rudder angle transmitting device comprises collecting unit 1, connects allocation units 2 and indicating member 3; Said collecting unit 1 is converted into digital rudder angle value with the rudder angle value that collects afterwards through A/D conversion and Filtering Processing; And should numeral rudder angle value be delivered to through the CAN bus and connect allocation units 2, said connection allocation units 2 are through after the CAN protocol analysis, and digital rudder angle value is passed to indicating member 3 with the mode of NMEA serial port communicating protocol.The present invention carries out the digitalisation conversion with the rudder angle value, adopts the CAN bus mode to show to a plurality of indicating members digital rudder angle data transmission, owing to be to make antijamming capability strong through the digital form transmission; Long transmission distance, signal stabilization, expandability is strong; Adopt the equipment of CAN bus to install simply, flexibly, the work capacity of installation is very little; And use international standard NMEA serial port communicating protocol, thus have higher compatibility, also greatly reduce productive costs.
Collecting unit 1 of the present invention can be the device of existing various collection rudder angle values, for example for being connected to the potential device of rudder blade, gathers the rudder angle value through collecting unit 1.The present invention converts digital rudder angle value for the analog quantity rudder angle value that collects to through the A/D converting unit, after filter unit carries out Filtering Processing, is delivered to connection allocation units 2 through the CAN bus again, and A/D conversion and Filtering Processing can be taked existing parts.Connection allocation units 2 of the present invention will pass through and digital rudder angle value passed to indicating member 3 with the mode of NMEA serial port communicating protocol after the CAN protocol analysis.Wherein, what the NMEA agreement adopted is international serial port protocol, uses the ISO0183 standard, and the form of stipulating according to agreement makes up the form of numerical information with character string, and uses physical serial interface to send and receive.For the conformability that realizes transmitting and receiving in the CAN bus, digital rudder angle value is transmitted according to the frame of setting the numerical digit zone in the said CAN bus, and the take over party comes out the intercepting of digital rudder angle value according to the numerical digit zone of setting.For example can set transmission of digital rudder angle value in 2-5 position in the CAN bus, the take over party also receives digital rudder angle value according to 2-5 position in the CAN bus.
Indicating member 3 of the present invention can be existing various rudder angle indicating devices; For example be panel type rudder angle indicating member 31 or wall-hanging rudder angle indicating member 32 or three rudder angle indicating members 33; Each indicating member can be installed in operator's compartment or the steering gear room, can or be connected allocation units 2 with collecting unit 1 and be connected.Consult Fig. 1 once more, have a wall-hanging rudder angle indicating member 32 to be installed in the steering gear room in this example, and be connected with collecting unit 1; There is a panel type rudder angle indicating member 31 to be installed in the engine control room, and is connected with collecting unit 1; Have two wall-hanging rudder angle indicating members 32, a panel type rudder angle indicating member 31 and three rudder angle indicating members 33 to be installed in the bridge operator's compartment, and be connected allocation units 2 and be connected.
As shown in Figure 2, be the diagram of circuit of the rudder angle acquisition method of an embodiment of the present invention, this rudder angle acquisition method comprises the steps:
(1) collecting unit is converted into digital rudder angle value with the rudder angle value that collects afterwards through A/D conversion and Filtering Processing;
(2) digital rudder angle value is delivered to the connection allocation units through the CAN bus;
(3) said connection allocation units are through after the CAN protocol analysis, and digital rudder angle value is passed to each indicating member with the mode of NMEA serial port communicating protocol.
Rudder angle acquisition method of the present invention is that the rudder angle value is carried out the digitalisation conversion; With digital rudder angle value according to the CAN protocol encapsulation in the CAN bus; Be delivered to the connection allocation units through the CAN bus, the take over party carries out after the CAN protocol analysis mode with the NMEA serial port communicating protocol and passes to each indicating member and carry out the angles of display value.Rudder angle transmission method of the present invention adopts the CAN bus mode to show to a plurality of indicating members digital rudder angle data transmission, owing to be to make antijamming capability strong through the digital form transmission, long transmission distance; Signal stabilization, expandability is strong, adopts the equipment of CAN bus to install simple; Flexibly, the work capacity of installation is very little, and uses international standard NMEA serial port communicating protocol; Thereby have higher compatibility, also greatly reduce productive costs.
For the conformability that realizes transmitting and receiving in the CAN bus, digital rudder angle value is transmitted according to the frame of setting the numerical digit zone in the said CAN bus, and the take over party comes out the intercepting of digital rudder angle value according to the numerical digit zone of setting.For example can set transmission of digital rudder angle value in 2-5 position in the CAN bus, the take over party also receives digital rudder angle value according to 2-5 position in the CAN bus, also can transmit digital rudder angle value according to the actual data bit of selecting.Indicating member 3 of the present invention can be existing various rudder angle indicating devices; For example be panel type rudder angle indicating member 31 or wall-hanging rudder angle indicating member 32; Each indicating member can be installed in operator's compartment or the steering gear room, can or be connected allocation units 2 with collecting unit 1 and be connected.
Can find out that by above embodiment the rudder angle harvester of the embodiment of the invention and method are that the rudder angle value is carried out the digitalisation conversion, adopt the CAN bus mode to show to a plurality of indicating members digital rudder angle data transmission; Since be to make antijamming capability strong through the digital form transmission, long transmission distance, signal stabilization; Expandability is strong, adopts the equipment of CAN bus to install simple, flexible; The work capacity of installing is very little; And use international standard NMEA serial port communicating protocol, thus have higher compatibility, also greatly reduce productive costs.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from know-why of the present invention; Can also make some improvement and replacement, these improvement and replacement also should be regarded as protection scope of the present invention.
Claims (8)
1. rudder angle transmitting device; It is characterized in that; Comprise collecting unit, connect allocation units and indicating member, said collecting unit is converted into digital rudder angle value afterwards with the rudder angle value that collects through A/D conversion and Filtering Processing, and should numeral rudder angle value be delivered to the connection allocation units through the CAN bus; Said connection allocation units are through after the CAN protocol analysis, and digital rudder angle value is passed to indicating member with the mode of NMEA serial port communicating protocol.
2. rudder angle transmitting device according to claim 1 is characterized in that, digital rudder angle value is transmitted according to the frame of setting the numerical digit zone in the said CAN bus, and the take over party comes out the intercepting of digital rudder angle value according to the numerical digit zone of setting.
3. according to claim 1 or 2 described rudder angle transmitting devices, it is characterized in that said indicating member is installed in operator's compartment or the steering gear room.
4. according to claim 1 or 2 described rudder angle transmitting devices, it is characterized in that said indicating member perhaps is connected allocation units with collecting unit and is connected.
5. a rudder angle transmission method is characterized in that, said method comprises the steps:
(1) collecting unit is converted into digital rudder angle value with the rudder angle value that collects afterwards through A/D conversion and Filtering Processing;
(2) digital rudder angle value is delivered to the connection allocation units through the CAN bus;
(3) said connection allocation units are through after the CAN protocol analysis, and digital rudder angle value is passed to indicating member with the mode of NMEA serial port communicating protocol.
6. rudder angle transmission method according to claim 5 is characterized in that, digital rudder angle value is transmitted according to the frame of setting the numerical digit zone in the said CAN bus, and the take over party comes out the intercepting of digital rudder angle value according to the numerical digit zone of setting.
7. according to claim 5 or 6 described rudder angle transmission methods, it is characterized in that said indicating member is installed in operator's compartment or the steering gear room.
8. according to claim 5 or 6 described rudder angle transmission methods, it is characterized in that said indicating member perhaps is connected allocation units with collecting unit and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100338926A CN102582814A (en) | 2012-02-15 | 2012-02-15 | Rudder angle transmission device and rudder angle transmission method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100338926A CN102582814A (en) | 2012-02-15 | 2012-02-15 | Rudder angle transmission device and rudder angle transmission method |
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| CN102582814A true CN102582814A (en) | 2012-07-18 |
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| CN2012100338926A Pending CN102582814A (en) | 2012-02-15 | 2012-02-15 | Rudder angle transmission device and rudder angle transmission method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107200112A (en) * | 2017-04-25 | 2017-09-26 | 武汉船用机械有限责任公司 | A kind for the treatment of method and apparatus of all-direction propeller rotation angle sensor signal |
| CN107458571A (en) * | 2017-08-02 | 2017-12-12 | 中电科（宁波）海洋电子研究院有限公司 | Rudder angle dictating system |
| CN110949649A (en) * | 2019-11-11 | 2020-04-03 | 中国船舶重工集团公司第七0七研究所九江分部 | Two-axis corner signal output assembly with screen display |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007048061A1 (en) * | 2007-10-05 | 2009-04-09 | Zf Friedrichshafen Ag | Steering actuator for a steer-by-wire vessel control system and method for operating the steering actuator |
| CN201235931Y (en) * | 2008-07-08 | 2009-05-13 | 山东大学 | Digital ship helm angle transmitter |
| US20100082873A1 (en) * | 2008-09-26 | 2010-04-01 | Raytheon Anschuetz Gmbh | Ship Rudder Control (Autopilot) with a CAN Bus |
| KR20110007145U (en) * | 2010-01-11 | 2011-07-19 | 오현석 | Vessel Rudder Angle Indication System using Potentiometer and Remote Communication |
| CN102205873A (en) * | 2010-03-31 | 2011-10-05 | 王彪 | 360-degree omnibearing rudder angle indicator |
| CN102241273A (en) * | 2010-05-10 | 2011-11-16 | 上海宏曲电子科技有限公司 | Laser type digital rudder angle indication system |
-
2012
- 2012-02-15 CN CN2012100338926A patent/CN102582814A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007048061A1 (en) * | 2007-10-05 | 2009-04-09 | Zf Friedrichshafen Ag | Steering actuator for a steer-by-wire vessel control system and method for operating the steering actuator |
| CN201235931Y (en) * | 2008-07-08 | 2009-05-13 | 山东大学 | Digital ship helm angle transmitter |
| US20100082873A1 (en) * | 2008-09-26 | 2010-04-01 | Raytheon Anschuetz Gmbh | Ship Rudder Control (Autopilot) with a CAN Bus |
| KR20110007145U (en) * | 2010-01-11 | 2011-07-19 | 오현석 | Vessel Rudder Angle Indication System using Potentiometer and Remote Communication |
| CN102205873A (en) * | 2010-03-31 | 2011-10-05 | 王彪 | 360-degree omnibearing rudder angle indicator |
| CN102241273A (en) * | 2010-05-10 | 2011-11-16 | 上海宏曲电子科技有限公司 | Laser type digital rudder angle indication system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107200112A (en) * | 2017-04-25 | 2017-09-26 | 武汉船用机械有限责任公司 | A kind for the treatment of method and apparatus of all-direction propeller rotation angle sensor signal |
| CN107458571A (en) * | 2017-08-02 | 2017-12-12 | 中电科（宁波）海洋电子研究院有限公司 | Rudder angle dictating system |
| CN110949649A (en) * | 2019-11-11 | 2020-04-03 | 中国船舶重工集团公司第七0七研究所九江分部 | Two-axis corner signal output assembly with screen display |
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Application publication date: 20120718 |