CN101382133A - Risk alarm method for ship electric pump - Google Patents
Risk alarm method for ship electric pump Download PDFInfo
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- CN101382133A CN101382133A CNA2008100540362A CN200810054036A CN101382133A CN 101382133 A CN101382133 A CN 101382133A CN A2008100540362 A CNA2008100540362 A CN A2008100540362A CN 200810054036 A CN200810054036 A CN 200810054036A CN 101382133 A CN101382133 A CN 101382133A
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Abstract
The invention relates to a risk early warning method for electric pump systems of ships, which comprises the following steps: when the electric pump system fails to work, the fault mode is determined to be a water-delivery pump stopping mode, a water-delivery pump start failure mode, a daily fresh and sea water pump stopping mode, a daily fresh and sea water pump (or spare pump) start failure mode or a daily fresh and sea water pump automatic conversion failure mode according to information on various devices collected by sensors arranged on various measuring points of the ship electric pump system and information on device operation and failure obtained by manual inspection; then risk early warning flow is determined according to the generated fault mode, and risk early warning is given according to corresponding diagnosis flow. When put into use, the method can provide proper basis for daily maintenance of the electric pump systems of the ships.
Description
Technical field
The invention belongs to equipment condition monitoring and Risk-warning field, relate to a kind of ship's fitting method for prewarning risk.
Background technique
For guaranteeing navigation safety, carry out monitoring, diagnosing at boats and ships motor-drive pump system capital equipment, and provide the maintaining measure targetedly according to diagnostic result, solve the problem of its existence, to guarantee the safety operation of boats and ships, avoid boats and ships in harbour state checks, to be detained, also can reduce the inspection and repair of ship expense simultaneously, thereby improve the competitive ability of Ship Management Co..Because the index that boats and ships motor-drive pump risk alarm relates to is more, relation between each influence factor is intricate, at present, the technical experience that domestic and international Shipping Company also mainly relies on Risk-warning and appraiser has bigger subjectivity to boats and ships motor-drive pump system implementation Risk-warning and state estimation.
Summary of the invention
The objective of the invention is to overcome the above-mentioned defective of prior art, set up the method for prewarning risk of a cover, realize Risk-warning and state estimation the ship electric pump module at the ship electric pump system.After method of the present invention comes into operation, can provide rational foundation for running repairs, the maintenance of ship electric pump system.
For this reason, the present invention proposes following technological scheme:
A kind of risk alarm method for ship electric pump is characterized in that, is finding that the motor-drive pump system occurs carrying out Risk-warning according to the following step when unusual:
The first step: according to the sensor acquisition of installing at each measuring point place of ship electric pump system to each facility information and equipment operation and the fault message that obtains according to artificial investigation, determine that fault mode is the water transport pump shutdown mode, water transport pump starts failure mode, daily light, sea water pump shutdown mode, daily light, sea water pump (or stand by pump) starts and lost efficacy, any in daily light, the automatic translation exception pattern of sea water pump;
Second step: determine the Risk-warning flow process at the fault mode type that takes place,
If determined fault type is the water transport pump shutdown mode, then carry out Risk-warning: judge whether RPB exists fault earlier,, judge then whether magnetic starter has the voltage input if do not break down according to the following step, if the no-voltage input is then judged power supply trouble to occur; Otherwise, judge whether fault of magnetic starter again, if judge that magnetic starter does not break down, then continue to judge whether fault of circuit; If circuit does not break down, then judge it is that water transport pump itself breaks down;
If being water transport pump, determined fault type starts failure mode, then carry out Risk-warning: check at first whether magnetic starter has the voltage input according to the following step, if no-voltage input, then be judged as power supply trouble, otherwise, judge whether motor input terminals has voltage, if judge that motor input terminals has voltage signal, check then whether motor the stuck situation of machinery occurs, if do not have, it is unusual to judge that then motor self occurs; If judge motor input terminals no-voltage signal, check then whether remote controller buttons occurs unusually, if no abnormal, check then whether magnetic starter occurs unusually, if judge that magnetic starter does not break down, then judge line failure;
If determined fault type is daily light, sea water pump shutdown mode, then carry out Risk-warning: check earlier whether magnetic starter has voltage input signal according to the following step, if no-voltage input signal, then judge power supply trouble, otherwise, check whether power supply indicator is bright,, judge that then tutorial light breaks down if do not work; Otherwise, check whether magnetic starter occurs unusually, if occur checking then whether circuit goes wrong unusually,, judge that then motor breaks down if circuit is no abnormal;
Start failure mode if determined fault type is daily light, sea water pump or stand by pump, then carry out Risk-warning: check earlier whether magnetic starter has the voltage input,, then judge power supply trouble takes place if do not have according to the following step; Otherwise check whether motor input terminals has voltage signal, if having, should check whether motor the stuck situation of machinery occurs, if do not have, it is unusual to judge that then motor self occurs; If judge motor input terminals no-voltage signal, check then whether magnetic starter breaks down, judge that then circuit goes wrong unusually if occur;
If determined fault type is daily light, the automatic translation exception pattern of sea water pump, then carry out Risk-warning: check earlier whether the magnetic starter input is unusual,, then judge power supply trouble to occur if unusual according to the following step; Otherwise, check whether motor input terminals has voltage signal, if having, check whether motor the stuck situation of machinery occurs, if do not have, it is unusual to judge that then motor self occurs; If motor input terminals no-voltage signal, check then whether magnetic starter breaks down, if do not break down, then check whether fault of automatic change-over, if the throw over switch fault-free then should be checked line fault according to the regular link malfunction routine.
The present invention is applied to the Risk-warning of ship electric pump system, by the actual operating state of each equipment being monitored the report fault mode that provides, Risk-warning flow process in conjunction with the present invention's proposition, the operating fault of motor-drive pump system is judged identification, can improve regular maintenance, the managerial skills on naval vessel, guarantee its safety.Simultaneously, utilize said method to carry out software development, application, can improve scientific, the level of IT application of ship-handling.
Description of drawings
Fig. 1 motor-drive pump system works schematic diagram;
Fig. 2 water transport pump is shut down the Risk-warning flow process;
Fig. 3 water transport pump starts failure risk early warning flow process;
Daily light, the sea water pump shutdown Risk-warning flow process of Fig. 4;
Daily light, sea water pump (or stand by pump) the startup failure risk early warning flow process of Fig. 5;
Daily light, the automatic translation exception Risk-warning of the sea water pump flow process of Fig. 6.
Embodiment
The present invention will be further described below in conjunction with drawings and Examples.
1. equipment is formed and principle
Before introducing method for prewarning risk of the present invention in detail, at first the composition and the working principle of motor-drive pump system are done simple introduction.Motor-drive pump connects the control motor by a minute electronic box power supply by magnetic starter (if remote control unit control is arranged, should be connected with remote control unit), drives the pumping unit running.Its working principle as shown in Figure 1.Because it is the difference of shipboard automation degree, also different to the technical requirements of the control system of pump.Following requirement is generally arranged: remote start(ing) can be carried out and stop each group pump in that centralized control is indoor; Pump can be controlled on the spot; The pump automatic control system should be provided with warning; Should adopt the water-proof type structure, good water tightness be arranged; The various electric insulations of pump should be able to oil resistant, protection against the tide, mildew-resistant and anti-salt fog; Mechanical mechanism action is wanted flexibly, and can be under Ship Swaying, vibration proper functioning; Meet the electrical technology requirement, necessary protection link is arranged, as overload protection, short-circuit protection, under-voltage protection etc.; Easy to operate, safe and reliable, necessary state indication is arranged; Be convenient to maintenance and maintenance.
2. Risk-warning flow process
Risk-warning for the ship electric pump system, at first according to the sensor acquisition of installing at each measuring point place of ship electric pump system to each facility information and equipment operation and the fault message that obtains according to artificial investigation, determine the report fault mode, determine the Risk-warning flow process at the fault mode type that takes place then.
The motor-drive pump report fault mode that the present invention adopts has following several:
Daily light, the automatic translation exception of sea water pump
(1) water transport pump is shut down
As " water transport pump shutdown " phenomenon occurring, can carry out Risk-warning by Fig. 2:
The diagnosis algorithm that water transport pump is shut down is: if water transport pump is shut down, check whether RPB occurs unusually, if then should in time change RPB; Judge whether magnetic starter has the voltage input, if the no-voltage input, then power supply trouble appears in judgement, if the voltage input is arranged, checks then whether magnetic starter is unusual, if unusual, then should in time change; Check whether circuit occurs unusually; If circuit is no abnormal, then be that pump occurs should in time changing front pump unusually, otherwise, judging line failure, should check according to the regular link malfunction routine.
(2) water transport pump starts inefficacy
As " water transport pump starts inefficacy " phenomenon occurring, carry out Risk-warning by Fig. 3:
If starting, water transport pump lost efficacy, check at first whether magnetic starter has the voltage input, if the no-voltage input then is judged as power supply trouble, if the voltage input is arranged, judge then whether motor input terminals has voltage,, check then whether motor the stuck situation of machinery occurs if judge that motor input terminals has voltage, if occur, should in time get rid of, if do not have, it is unusual to judge that then motor self occurs; If judge motor input terminals no-voltage signal, check then whether remote controller buttons occurs unusually, if have unusually, should in time overhaul remote controller, otherwise, check whether magnetic starter occurs unusually, if occur then should in time changing unusually, if judge that magnetic starter does not break down, then judge line failure, should check according to the regular link malfunction routine.
(3) daily light, sea water pump shutdown
As " daily light, sea water pump shutdown " phenomenon occurring, press Fig. 4 and carry out Risk-warning:
Check earlier whether magnetic starter has voltage input signal, if the no-voltage input signal is then judged power supply trouble, otherwise, check whether power supply indicator is bright, if do not work, judge that then tutorial light breaks down, instantaneously changing indication etc.; Otherwise, continuing to check whether magnetic starter occurs unusually, then should in time change unusually if occur; Otherwise check whether circuit goes wrong,, then should check,, then judge motor fault, should in time change motor if circuit is no abnormal according to the regular link malfunction routine if circuit goes wrong.
(4) daily light, sea water pump (or stand by pump) startup inefficacy
As " daily light, sea water pump (or stand by pump) startup inefficacy " phenomenon occurring, carry out Risk-warning by Fig. 5: check earlier whether magnetic starter has the voltage input,, then judge power supply trouble takes place as if nothing; Otherwise check whether motor input terminals has voltage signal, if having, should check whether motor the stuck situation of machinery occurs, if occur, should in time get rid of, if do not have, then motor self occurs unusual; If judge motor input terminals no-voltage signal, check then whether magnetic starter breaks down, if occur judging that then circuit goes wrong unusually, should check according to the regular link malfunction routine.
(5) daily light, the automatic translation exception of sea water pump
As " daily light, the automatic translation exception of sea water pump " phenomenon occurring, carry out Risk-warning by Fig. 6:
Check earlier whether the magnetic starter input is unusual,, then judge power supply trouble to occur if unusual; Otherwise, check whether motor input terminals has voltage signal,, should check at first whether motor the stuck situation of machinery occurs if having, if occur, should in time get rid of, if do not have, it is unusual to judge that then motor self occurs; If motor input terminals no-voltage signal, check then whether magnetic starter breaks down, if occur unusual, then should in time change, otherwise, whether fault of automatic change-over checked, if occur unusual, should in time change, if the throw over switch fault-free then should be checked line fault according to the regular link malfunction routine.
Claims (1)
1. a risk alarm method for ship electric pump is characterized in that, is finding that the motor-drive pump system occurs carrying out Risk-warning according to the following step when unusual:
The first step: according to the sensor acquisition of installing at each measuring point place of ship electric pump system to each facility information and equipment operation and the fault message that obtains according to artificial investigation, determine that fault mode is the water transport pump shutdown mode, water transport pump starts failure mode, daily light, sea water pump shutdown mode, daily light, sea water pump (or stand by pump) starts and lost efficacy, any in daily light, the automatic translation exception pattern of sea water pump;
Second step: determine the Risk-warning flow process at the fault mode type that takes place,
If determined fault type is the water transport pump shutdown mode, then carry out Risk-warning: judge whether RPB exists fault earlier,, judge then whether magnetic starter has the voltage input if do not break down according to the following step, if the no-voltage input is then judged power supply trouble to occur; Otherwise, judge whether fault of magnetic starter again, if judge that magnetic starter does not break down, then continue to judge whether fault of circuit; If circuit does not break down, then judge it is that water transport pump itself breaks down;
If being water transport pump, determined fault type starts failure mode, then carry out Risk-warning: check at first whether magnetic starter has the voltage input according to the following step, if no-voltage input, then be judged as power supply trouble, otherwise, judge whether motor input terminals has voltage, if judge that motor input terminals has voltage signal, check then whether motor the stuck situation of machinery occurs, if do not have, it is unusual to judge that then motor self occurs; If judge motor input terminals no-voltage signal, check then whether remote controller buttons occurs unusually, if no abnormal, check then whether magnetic starter occurs unusually, if judge that magnetic starter does not break down, then judge line failure;
If determined fault type is daily light, sea water pump shutdown mode, then carry out Risk-warning: check earlier whether magnetic starter has voltage input signal according to the following step, if no-voltage input signal, then judge power supply trouble, otherwise, check whether power supply indicator is bright,, judge that then tutorial light breaks down if do not work; Otherwise, check whether magnetic starter occurs unusually, if occur checking then whether circuit goes wrong unusually,, judge that then motor breaks down if circuit is no abnormal;
Start failure mode if determined fault type is daily light, sea water pump or stand by pump, then carry out Risk-warning: check earlier whether magnetic starter has the voltage input,, then judge power supply trouble takes place if do not have according to the following step; Otherwise check whether motor input terminals has voltage signal, if having, should check whether motor the stuck situation of machinery occurs, if do not have, it is unusual to judge that then motor self occurs; If judge motor input terminals no-voltage signal, check then whether magnetic starter breaks down, judge that then circuit goes wrong unusually if occur;
If determined fault type is daily light, the automatic translation exception pattern of sea water pump, then carry out Risk-warning: check earlier whether the magnetic starter input is unusual,, then judge power supply trouble to occur if unusual according to the following step; Otherwise, check whether motor input terminals has voltage signal, if having, check whether motor the stuck situation of machinery occurs, if do not have, it is unusual to judge that then motor self occurs; If motor input terminals no-voltage signal, check then whether magnetic starter breaks down, if do not break down, then check whether fault of automatic change-over, if the throw over switch fault-free then should be checked line fault according to the regular link malfunction routine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100540362A CN101382133B (en) | 2008-08-01 | 2008-08-01 | Risk alarm method for ship electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100540362A CN101382133B (en) | 2008-08-01 | 2008-08-01 | Risk alarm method for ship electric pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101382133A true CN101382133A (en) | 2009-03-11 |
| CN101382133B CN101382133B (en) | 2010-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100540362A Expired - Fee Related CN101382133B (en) | 2008-08-01 | 2008-08-01 | Risk alarm method for ship electric pump |
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| CN (1) | CN101382133B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201622A (en) * | 2015-10-15 | 2015-12-30 | 广西玉柴机器股份有限公司 | Cooling and lubricating system of marine diesel engine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6933693B2 (en) * | 2002-11-08 | 2005-08-23 | Eaton Corporation | Method and apparatus of detecting disturbances in a centrifugal pump |
| CN2677295Y (en) * | 2004-02-26 | 2005-02-09 | 中国人民解放军镇江船艇学院 | Portable monitoring, failure diagnostic instrument for ship electic machine operation state |
| CN1718995A (en) * | 2005-05-17 | 2006-01-11 | 江苏工业学院 | System of detecting state and failure diagnosis of oil well drill pump |
| CN100437072C (en) * | 2006-08-01 | 2008-11-26 | 东北电力大学 | Fusion diagnosing method of centrifugal pump vibration accidents and vibration signals sampling device |
-
2008
- 2008-08-01 CN CN2008100540362A patent/CN101382133B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201622A (en) * | 2015-10-15 | 2015-12-30 | 广西玉柴机器股份有限公司 | Cooling and lubricating system of marine diesel engine |
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| Publication number | Publication date |
|---|---|
| CN101382133B (en) | 2010-06-02 |
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Granted publication date: 20100602 Termination date: 20100801 |