CN108104947A - The real-time watch device of marine low speed diesel engine torsional vibration damper operating status - Google Patents
The real-time watch device of marine low speed diesel engine torsional vibration damper operating status Download PDFInfo
- Publication number
- CN108104947A CN108104947A CN201711463281.4A CN201711463281A CN108104947A CN 108104947 A CN108104947 A CN 108104947A CN 201711463281 A CN201711463281 A CN 201711463281A CN 108104947 A CN108104947 A CN 108104947A
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- China
- Prior art keywords
- torsional vibration
- vibration damper
- real
- monitoring unit
- electromagnetic type
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- 238000012544 monitoring process Methods 0.000 claims abstract description 46
- 239000000523 sample Substances 0.000 claims abstract description 21
- 230000008676 import Effects 0.000 claims abstract description 19
- 239000000446 fuel Substances 0.000 claims abstract description 3
- 238000002347 injection Methods 0.000 claims abstract description 3
- 239000007924 injection Substances 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 18
- 230000010355 oscillation Effects 0.000 description 9
- 238000013016 damping Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating, or supervising devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
A kind of real-time watch device of marine low speed diesel engine torsional vibration damper operating status includes the first electromagnetism rotating sensor, the second electromagnetism rotating sensor, pressure sensor, temperature sensor, halfway junction box and Systems Monitoring Unit；First electromagnetic type speed probe is by the outer circle tach signal of the torsional vibration damper real-time monitored, second electromagnetic type speed probe is by the inner circle tach signal of the torsional vibration damper real-time monitored, pressure sensor is by the import fuel injection pressure signal of the torsional vibration damper collected and the temperature sensor by the import oil temperature signal of the torsional vibration damper collected transport system monitoring unit simultaneously, the Systems Monitoring Unit is by comparing the outer circle rotating speed of torsional vibration damper and the difference of inner circle rotating speed, and analyze the import oil pressure of torsional vibration damper and the data of import oil temperature, processing obtains and monitors the operating status of the torsional vibration damper.The present invention, which has, greatly facilitates the monitoring of torsional state and the measurement of diesel torsional vibration, not only reduces manual labor, and the significant increase safety and reliability of diesel engine operation.
Description
Technical field
The present invention relates to the operational monitoring equipment of diesel engine, and in particular to a kind of marine low speed diesel engine torsional vibration damper fortune
The real-time watch device of row state, belongs to Diesel Engine Technique Field.
Background technology
As international shipping market is for the demand of ship's navigation economy, the fuel oil of one side marine low speed diesel engine is quick-fried
Hair pressure is constantly promoted, from the Mpa of early stage to current 18Mpa or so, exciting gas during burning increase it is very much, it is corresponding to increase
Torsional oscillation；The operating rotating speed of another aspect diesel engine constantly reduces, it is corresponding be equipped with larger diameter to the propeller that promotes, and
After the propeller of larger diameter, rotary inertia is significantly increased, and the torsional oscillation of entire marine shafting also increases therewith.More than two
Point main cause causes more and more marine low speed diesel engines to need to be equipped with torsional vibration damper to reduce torsional oscillation, to improve ship
The security of navigation.
For the importance of above-mentioned torsional vibration damper, in the daily operation process of diesel engine, it is necessary to regular concern
The working condition of torsional vibration damper.The method of mainstream is to install oil pressure sensor on a diesel engine at present, is subtracted by monitoring torsional oscillation
The oil pressure value of device import of shaking judges the working condition of damper.The external measuring apparatus when needing specific torsional oscillation value, from bavin
Corresponding tach signal is gathered in oil machine, torsional oscillation value is then converted by specific calculation formula.Current method is time-consuming to take
Power, and not enough directly, accurate monitoring is unable to reach for the operating status of torsional vibration damper.
The content of the invention
The problem to be solved in the present invention is the ship's navigation overcome existing for existing delivering polarization monitoring technology caused by deficiency
Safety issue provides a kind of real-time watch device suitable for marine low speed diesel engine torsional vibration damper operating status, passes through
The mode of vibration damping monitoring technology is improved, the effective convenience and accuracy for improving delivering polarization monitoring improves the peace that diesel engine is run
Quan Xing.
The present invention is to solve more than technical problem by the following technical programs：
A kind of real-time watch device of marine low speed diesel engine torsional vibration damper operating status, is installed on the torsional oscillation vibration damping
On device, which is characterized in that the real-time watch device includes：
First electromagnetic type speed probe, on the outer shroud of the torsional vibration damper, for monitoring the torsional oscillation vibration damping
The rotating speed of the outer circle of device；
Second electromagnetic type speed probe, in the inner ring of the torsional vibration damper, for monitoring the torsional oscillation vibration damping
The rotating speed of the inner circle of device；
Pressure sensor, on the oil inlet of the torsional vibration damper, for monitoring the import of the torsional vibration damper
Oil pressure；
Temperature sensor, on the oil inlet of the torsional vibration damper, for monitoring the import of the torsional vibration damper
Oil temperature；
Halfway junction box, on the marine low speed diesel engine, by special cable respectively with first electromagnetism
Formula speed probe, the second electromagnetic type speed probe, pressure sensor are connected with temperature sensor；
Systems Monitoring Unit mounted on long-range, is connected, for handling in real time by private cable with the halfway junction box
With the display torsional vibration damper operating status；
The first electromagnetic type speed probe passes through the outer circle tach signal of the torsional vibration damper real-time monitored
It crosses the halfway junction box and is transferred to the Systems Monitoring Unit, the second electromagnetic type speed probe will real-time monitor
The inner circle tach signal of the torsional vibration damper is transferred to the Systems Monitoring Unit, the pressure by the halfway junction box
For sensor by the import fuel injection pressure signal transport system monitoring unit of the torsional vibration damper collected, the temperature sensor will
The import oil temperature signal transport system monitoring unit of the torsional vibration damper collected；The Systems Monitoring Unit passes through comparison
The outer circle rotating speed of the torsional vibration damper and the difference of inner circle rotating speed, and analyze the torsional vibration damper import oil pressure and into
The data of mouth oil temperature, processing, which obtains, simultaneously monitors the operating status of the torsional vibration damper.
Preferably, the Systems Monitoring Unit includes processing unit and display screen.
Preferably, the outer shroud of the torsional vibration damper is equipped with to set the first electromagnetic type speed probe
Outer mounting groove, inner ring are equipped with to set the interior mounting groove of the second electromagnetic type speed probe.
Compared with existing monitoring technology, real-time watch device of the present invention has the advantages that monitoring in real time, greatly
The monitoring of torsional state and the measurement of diesel torsional vibration are facilitated, manual labor is not only reduced, and is greatly improved bavin
The safety and reliability of oil machine operation.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is location arrangements figure of each sensor on torsional vibration damper.
In figure,
1- the first electromagnetic type speed probes, 2- the second electromagnetic type speed probes, 3- pressure sensors, 4- temperature sensing
Device, 5- special cables, 9- halfway junction box, 10- private cables, 11- Systems Monitoring Units, the outer mounting grooves of 12-, the interior installations of 13-
Slot, 14- torsional vibration dampers.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.It should be pointed out that the common skill to this field
For art personnel, without departing from the inventive concept of the premise, several equivalent or equivalent deformations and change can also be made, this
It should all belong to the scope of protection of the present invention a bit.
Referring to Fig. 1, the real-time monitoring of the marine low speed diesel engine torsional vibration damper operating status described in the present embodiment is set
It is standby to include the first electromagnetism rotating sensor 1, the second electromagnetism rotating sensor 2, pressure sensor 3, temperature sensor 4, centre
Terminal box 9 and Systems Monitoring Unit 11.
Referring to Fig. 2, the outer shroud of the torsional vibration damper 14 is equipped with outer mounting groove 12, for setting first electricity
Magnetic-type speed probe 1, inner ring is equipped with interior mounting groove 13, for setting the second electromagnetic type speed probe 2；Described
Pressure sensor 3 is mounted on the oil inlet of the torsional vibration damper 14, for monitoring the import oil pressure of the torsional vibration damper 14,
The temperature sensor 4 is mounted on the oil inlet of the torsional vibration damper 14, for monitoring the import of the torsional vibration damper 14
Oil temperature.
First electromagnetism rotating sensor 1, the second electromagnetism rotating sensor 2, pressure sensor 3 and temperature sensor 4 are distinguished
It is connected by special cable 5 with halfway junction box 9；Halfway junction box 9 is connected by private cable 10 with Systems Monitoring Unit 11.
The course of work of the present invention is as follows：
By oil supply unit lubrication delivery inside torsional vibration damper 14, when diesel engine rotates torsional vibration damper 14 is driven to rotate
When, internal lubricating oil plays the role of damping, for vibration damping.The real-time watch device passes through the first electromagnetism rotating sensor
The rotating speed of 1 monitoring 14 outer circle of torsional vibration damper monitors turning for 14 inner circle of torsional vibration damper by the second electromagnetism rotating sensor 2
Speed；And the first electromagnetism rotating sensor 1 and the second electromagnetism rotating sensor 2 pass 14 rotating speed of torsional vibration damper real-time monitored
Logistics monitoring unit 11, by comparing rotating speed between the first electromagnetism rotating sensor 1 and the second electromagnetism rotating sensor 2
Difference understands the working condition of current torsional vibration damper 14.Pressure sensor 3 and temperature sensor 4 are as supplementary means, prison
The import lubricating oil situation of oil supply unit on torsional vibration damper 14 is surveyed, further monitors the operating status of torsional vibration damper 14.
Systems Monitoring Unit 11 includes processing unit and display screen；First electromagnetism rotating sensor 1, the second electromagnetism rotating pass
The signal transport system monitoring unit 11 that sensor 2, pressure sensor 3 and temperature sensor 4 will collect, by its built-in system
Analyzing and processing after, the angular speed of current torsional vibration damper 14, the import lubricating oil pressure of oil supply unit and temperature are recorded
And show the function of on a display screen, playing monitoring 14 operating status of torsional vibration damper in real time.
Claims (3)
1. a kind of real-time watch device of marine low speed diesel engine torsional vibration damper operating status, is installed on the torsional vibration damper
On, which is characterized in that the real-time watch device includes：
First electromagnetic type speed probe, on the outer shroud of the torsional vibration damper, for monitoring the torsional vibration damper
The rotating speed of outer circle；
Second electromagnetic type speed probe, in the inner ring of the torsional vibration damper, for monitoring the torsional vibration damper
The rotating speed of inner circle；
Pressure sensor, on the oil inlet of the torsional vibration damper, for monitoring the import oil pressure of the torsional vibration damper；
Temperature sensor, on the oil inlet of the torsional vibration damper, for monitoring the import oil temperature of the torsional vibration damper；
Halfway junction box on the marine low speed diesel engine, is turned with first electromagnetic type respectively by special cable
Fast sensor, the second electromagnetic type speed probe, pressure sensor are connected with temperature sensor；
Systems Monitoring Unit mounted on long-range, is connected, for handling and showing in real time by private cable with the halfway junction box
Show the torsional vibration damper operating status；
The outer circle tach signal of the torsional vibration damper real-time monitored is passed through institute by the first electromagnetic type speed probe
It states halfway junction box and is transferred to the Systems Monitoring Unit, described in the second electromagnetic type speed probe will real-time monitor
The inner circle tach signal of torsional vibration damper is transferred to the Systems Monitoring Unit, the pressure sensing by the halfway junction box
Device will gather the import fuel injection pressure signal transport system monitoring unit of the torsional vibration damper collected, the temperature sensor
The import oil temperature signal transport system monitoring unit of the torsional vibration damper arrived；The Systems Monitoring Unit passes through described in comparison
The outer circle rotating speed of torsional vibration damper and the difference of inner circle rotating speed, and analyze the import oil pressure and imported oil of the torsional vibration damper
The data of temperature, processing obtain and monitor the operating status of the torsional vibration damper.
2. the real-time watch device of marine low speed diesel engine torsional vibration damper operating status according to claim 1, special
Sign is that the Systems Monitoring Unit includes processing unit and display screen.
3. the real-time watch device of marine low speed diesel engine torsional vibration damper operating status according to claim 2, special
Sign is that the outer shroud of the torsional vibration damper is equipped with to set the outer installation of the first electromagnetic type speed probe
Slot, inner ring are equipped with to set the interior mounting groove of the second electromagnetic type speed probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711463281.4A CN108104947A (en) | 2017-12-28 | 2017-12-28 | The real-time watch device of marine low speed diesel engine torsional vibration damper operating status |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711463281.4A CN108104947A (en) | 2017-12-28 | 2017-12-28 | The real-time watch device of marine low speed diesel engine torsional vibration damper operating status |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108104947A true CN108104947A (en) | 2018-06-01 |
Family
ID=62214289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711463281.4A Withdrawn CN108104947A (en) | 2017-12-28 | 2017-12-28 | The real-time watch device of marine low speed diesel engine torsional vibration damper operating status |
Country Status (1)
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|---|---|
| CN (1) | CN108104947A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847386A (en) * | 2021-09-03 | 2021-12-28 | 宜昌船舶柴油机有限公司 | Oil supply structure of marine small-cylinder-diameter low-speed machine torsional vibration damper and design and installation method |
Citations (9)
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|---|---|---|---|---|
| CN201159261Y (en) * | 2007-12-13 | 2008-12-03 | 广西玉柴机器股份有限公司 | Rubber shock absorber component with signal disc |
| CN203098733U (en) * | 2012-12-31 | 2013-07-31 | 长城汽车股份有限公司 | Damping device of transmission shaft |
| CN203257975U (en) * | 2013-05-24 | 2013-10-30 | 宁波赛德森减振系统有限公司 | Silicone oil rubber combined torsional vibration damper |
| CN203809594U (en) * | 2014-05-05 | 2014-09-03 | 中国汽车技术研究中心 | Torsion damper |
| CN104196678A (en) * | 2014-05-26 | 2014-12-10 | 沈阳工业大学 | Torsional vibration suppression control method for transmission system of wind turbine generator |
| DE102015201304A1 (en) * | 2014-02-18 | 2015-08-20 | Schaeffler Technologies AG & Co. KG | torsional vibration dampers |
| CN205036780U (en) * | 2015-09-18 | 2016-02-17 | 重庆齿轮箱有限责任公司 | Engine and torsional vibration damper thereof |
| CN105527088A (en) * | 2016-01-18 | 2016-04-27 | 天津大学 | Fatigue test stand for torsion damper and fatigue test method thereof |
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| CN201159261Y (en) * | 2007-12-13 | 2008-12-03 | 广西玉柴机器股份有限公司 | Rubber shock absorber component with signal disc |
| CN203098733U (en) * | 2012-12-31 | 2013-07-31 | 长城汽车股份有限公司 | Damping device of transmission shaft |
| CN203257975U (en) * | 2013-05-24 | 2013-10-30 | 宁波赛德森减振系统有限公司 | Silicone oil rubber combined torsional vibration damper |
| DE102015201304A1 (en) * | 2014-02-18 | 2015-08-20 | Schaeffler Technologies AG & Co. KG | torsional vibration dampers |
| CN203809594U (en) * | 2014-05-05 | 2014-09-03 | 中国汽车技术研究中心 | Torsion damper |
| CN104196678A (en) * | 2014-05-26 | 2014-12-10 | 沈阳工业大学 | Torsional vibration suppression control method for transmission system of wind turbine generator |
| CN205036780U (en) * | 2015-09-18 | 2016-02-17 | 重庆齿轮箱有限责任公司 | Engine and torsional vibration damper thereof |
| CN105527088A (en) * | 2016-01-18 | 2016-04-27 | 天津大学 | Fatigue test stand for torsion damper and fatigue test method thereof |
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Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847386A (en) * | 2021-09-03 | 2021-12-28 | 宜昌船舶柴油机有限公司 | Oil supply structure of marine small-cylinder-diameter low-speed machine torsional vibration damper and design and installation method |
| CN113847386B (en) * | 2021-09-03 | 2023-01-03 | 宜昌船舶柴油机有限公司 | Oil supply structure of marine small-cylinder-diameter low-speed machine torsional vibration damper and design and installation method |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180601 |
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