CN113309690B - Track traffic water pump on-line monitoring early warning system - Google Patents
Track traffic water pump on-line monitoring early warning system Download PDFInfo
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- CN113309690B CN113309690B CN202110759138.XA CN202110759138A CN113309690B CN 113309690 B CN113309690 B CN 113309690B CN 202110759138 A CN202110759138 A CN 202110759138A CN 113309690 B CN113309690 B CN 113309690B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 449
- 238000012544 monitoring process Methods 0.000 title claims abstract description 40
- 238000012423 maintenance Methods 0.000 claims abstract description 35
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- 238000004891 communication Methods 0.000 claims description 32
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- 238000007689 inspection Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 239000002699 waste material Substances 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/007—Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to parallel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/10—Other safety measures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/0007—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm for discrete indicating and measuring
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Abstract
The invention discloses an online monitoring and early warning system of a rail transit water pump, which comprises a water pump state acquisition module: the system is used for collecting the state parameters of the water pump in the current state; the water level data acquisition module: the water level state parameter acquisition module is used for acquiring a water level state parameter in a current state; parameter presetting module: the warning value is used for presetting a warning value; the early warning signal acquisition module: the early warning device is used for collecting early warning signals; and a data processing module: the system is used for comparing preset warning values according to the water pump state parameters, the water level state parameters and the early warning signals, and judging the warning level according to the emergency degree; the alarm level is dynamically adjusted in real time according to the water pump state parameter, the water level state parameter and the dynamic change of the early warning signal; and an output module: and outputting an alarm level. According to the invention, the monitoring information collected by the monitoring point positions is combined with various factors in the actual scene, the actual situation in the scene is comprehensively considered, the accuracy of the alarm level is optimized, and the efficiency of maintenance work is improved.
Description
Technical Field
The invention relates to the field of track traffic water level monitoring, in particular to an online monitoring and early warning system of a track traffic water pump.
Background
The current urban rail transit has the following problems in water pump on-line monitoring and water pump inspection: the monitoring point positions are independent, fault alarm and alarm level cannot reflect a real scene, effective support cannot be provided for operation and maintenance, and labor cost waste is easily caused: the monitoring system monitors signals such as water pump overload, water leakage, overheat fault alarm, ultra-high liquid level alarm, ultra-low liquid level alarm, communication interruption alarm, operation, stop, water level and the like, comprehensively considers monitoring point position information in combination with a scene, cannot reflect the actual situation of the scene, and cannot provide effective guidance for operation and maintenance work. For example: according to the usual repair, the water level super-high alarm is usually set as a first-level alarm (highest level), and after the super-high alarm is found, operation and maintenance personnel are immediately arranged to arrive at the site for disposal. However, after the ultrahigh alarm, the comprehensive information of whether the water pump automatically starts to drain water (judging whether the water pump is normal in function), whether the water level is lowered (judging whether the water draining capability is normal) and the like determines whether an operation and maintenance person needs to be informed to arrive at the scene, and the alarm grades in different scenes are different.
Disclosure of Invention
The invention aims to provide an online monitoring and early warning system for the water pump of the rail transit, which aims to comprehensively consider the information of the full monitoring point and the scene, solve the problems that the water pump and the monitoring point with single water level in the rail transit have different alarm grades in different scenes and improve the early warning accuracy.
The invention is realized by the following technical scheme:
the utility model provides a track traffic water pump on-line monitoring early warning system, includes water pump state collection module, water level data acquisition module, early warning signal acquisition module, parameter preset module, data processing module and output module, water pump state collection module: the system is used for collecting the state parameters of the water pump in the current state; the water level data acquisition module: the water level state parameter acquisition module is used for acquiring a water level state parameter in a current state; parameter presetting module: the warning value is used for presetting a warning value; the early warning signal acquisition module: the early warning device is used for collecting early warning signals; and a data processing module: the water level warning device is used for comparing the preset warning value according to the water pump state parameter, the water level state parameter and the early warning signal and judging the warning level according to the emergency degree; the alarm level is dynamically adjusted in real time according to the dynamic changes of the water pump state parameter, the water level state parameter and the early warning signal; and an output module: and outputting the alarm level.
In the prior art, corresponding emergency measures are adopted according to single fault alarm information (such as the water level is ultrahigh or a certain water pump fails and the like), and personnel are arranged to check or maintain the fault alarm information. In the actual scenario, the single fault alarm information is combined into the operation and maintenance scenario, so that emergency maintenance is possibly required, or the maintenance is unnecessary (for example, when the water level is ultrahigh, after a period of time is delayed to be observed, the water level is restored to the normal water level), and the maintenance level can be obtained by comprehensively analyzing and judging the fault alarm information and the occurrence scenario.
The track traffic water pump on-line monitoring and early warning system comprises a plurality of data acquisition modules and parameter presetting modules, wherein after information such as various fault alarms is acquired and integrated, the information is compared with data in the parameter presetting modules, and judgment of single fault alarm information is not needed any more due to the fact that various factors (namely various fault alarm signals) in a scene are combined, so that an alarm level is obtained. Meanwhile, the alarm level is dynamically changed at any time when the scene changes, namely the water pump state parameter, the water level state parameter and the early warning signal dynamically change, and the alarm level is reset or adjusted in time.
According to the invention, various factors in a specific scene are taken into consideration, the real situation in the scene is reflected, and the alarm level is obtained; meanwhile, aiming at the dynamic change of various factors in the scene, the alarm level is adjusted or reset, so that the intelligent early warning of the on-line monitoring of the rail transit water pump is realized.
Further, the water pump state parameters include: water pump failure, water pump operation, water pump stop, water pump start-stop times and water pump maintenance time; the water level state parameters include: a water level value and a water level rising rate; the alert value includes: ultra-high water level, ultra-low water level, full range water level and warning rising rate; the early warning signal includes: ultra-low water level signals, water pump water leakage signals, water pump overload signals and water pump overheat signals; the alarm level comprises the following steps from high to low according to the emergency degree: primary alarm, secondary alarm, tertiary alarm and no alarm. According to the invention, the alarm level under the condition that multiple factors are considered in the comprehensive scene truly reflects the actual condition of the scene, the obtained accurate alarm level is classified according to the emergency program which is required to be treated, and the first-level alarm is preferentially assigned to the maintenance personnel for treatment. The processing efficiency and the accuracy of maintenance work are improved, and the waste of manpower work caused by the fact that single alarm cannot truly reflect the site situation is avoided.
Further, the first-level alarm scene includes: when the ultrahigh water level alarm scene, the water level rising too fast scene, the water pump fault scene, the communication fault scene, the water pump full-open water level non-falling anti-rising scene or the water level full-range scene appear.
Further, the ultra-high water level alarm scene comprises: the water level value exceeds the ultrahigh water level line, and the duration time of the water level value exceeding the ultrahigh water level line reaches a threshold duration; the water level rising too fast scene comprises: the water level rising rate is higher than the warning rising rate; the water pump fault scene comprises: a plurality of water pumps have water pump faults at the same time; the communication fault scenario includes: the water level value is higher than the water level of the ultrahigh water level line and all water pumps are fully started before communication failure occurs; the fully-opened water level non-falling reverse lifting scene of the water pump comprises the following steps: after the time of the full start of the water pump reaches the threshold time, the fluctuation of the water level reaches the threshold height; the water level full scale scenario includes: the water level value exceeds the full scale water level. According to the invention, under each scene, a plurality of factors are combined for comprehensive consideration, and the accuracy of the obtained alarm level is higher.
Further, the secondary alarm scene includes: when the water pump water leakage alarm scene, the water pump overload alarm scene, the water pump overheat alarm scene, the starting water level unchanged alarm scene, the ultralow water level water pump operation scene, the communication fault scene or the water level value abnormal scene occur.
Further, the water pump water leakage alarm scene comprises: receiving the water leakage signal of the water pump; the water pump overload alarm scene comprises: receiving the water pump overload signal; the overheat alarm scene of the water pump comprises: receiving the overheat signal of the water pump; the starting-up water level non-change alarm scene comprises: after the water pump operates for 30 seconds, the water level value is unchanged; the ultra-low water level water pump operation scene includes: the ultralow water level signal and the water pump run for 30 seconds simultaneously; the communication fault scene comprises: communication failure occurs, and the water level value is not higher than the ultrahigh water level line before the communication failure; the water level value anomaly scene comprises: the water level value is less than 0.
Further, the third-level alarm scene includes: when the water level of the N pump reaches the water level of the N pump, the water pump is frequently started and stopped, the water level value does not change in a limited time, the water pump is not operated in a limited time or the water pump maintenance time exceeds the limit.
Further, the scenario where the N pump water level is reached and the N pump is not started includes: the water level value reaches the condition that N water pumps are started within 20 seconds, wherein the N water pumps are not started, and N is a natural number; the frequent start-stop scene of the water pump comprises: the start and stop times of the water pump in unit time are larger than threshold times; the water level value limiting time non-changing scene comprises the following steps: the water level value does not change within a first limited time; the water pump non-operation scene within the limited time comprises: the water pump does not operate within a second limited time; the water pump overhaul time overrun scene comprises: and the accumulated running time of the water pump exceeds the overhauling time of the water pump.
Further, according to the corresponding scene generating the alarm level, the content of the corresponding scene is fed back to the patrol staff, and a patrol report is generated.
Further, an operation and maintenance model is established according to a scene, and the water pump state parameter, the water level state parameter, the warning value and the early warning signal are substituted into the operation and maintenance model, so that the warning level is automatically obtained; and simultaneously, automatically adjusting the alarm level according to the water pump state parameter, the water level state parameter, the warning value and the dynamic change of the early warning signal.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, the monitoring information collected by the monitoring point is comprehensively considered by combining various factors in the actual scene, so that the alarm level which can better reflect the actual situation in the scene is obtained, the accuracy of the alarm level is optimized, the efficiency of maintenance work is improved, and the time of the maintenance work is saved.
The invention is based on the scene of the current independent monitoring point position of the water pump, models the alarm of each scene, obtains different alarm levels through the different parameters in the scene, and simultaneously removes or adjusts the previous alarm level along with the change of the parameters in the scene. According to the intelligent inspection system, an artificial inspection mode is replaced by a system intelligent inspection mode, so that the inspection efficiency is improved, and the labor cost is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention. In the drawings:
FIG. 1 is a schematic diagram of a parameter acquisition module in embodiment 2 of the present invention;
fig. 2 is a schematic diagram illustrating alarm level judgment in embodiment 2 of the present invention.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
Example 1
In the prior art, corresponding emergency measures are adopted according to single fault alarm information (such as the water level is ultrahigh or a certain water pump fails and the like), and personnel are arranged to check or maintain the fault alarm information. In the actual scenario, the single fault alarm information is combined into the operation and maintenance scenario, so that emergency maintenance is possibly required, or the maintenance is unnecessary (for example, when the water level is ultrahigh, after a period of time is delayed to be observed, the water level is restored to the normal water level), and the maintenance level can be obtained by comprehensively analyzing and judging the fault alarm information and the occurrence scenario.
The embodiment 1 is an online monitoring and early warning system for a rail transit water pump, as shown in fig. 1 and 2, including a water pump state acquisition module, a water level data acquisition module, an early warning signal acquisition module, a parameter preset module, a data processing module and an output module, wherein the water pump state acquisition module: the system is used for collecting the state parameters of the water pump in the current state; the water level data acquisition module: the water level state parameter acquisition module is used for acquiring a water level state parameter in a current state; parameter presetting module: the warning value is used for presetting a warning value; the early warning signal acquisition module: the early warning device is used for collecting early warning signals; and a data processing module: the system is used for comparing preset warning values according to the water pump state parameters, the water level state parameters and the early warning signals, and judging the warning level according to the emergency degree; the alarm level is dynamically adjusted in real time according to the water pump state parameter, the water level state parameter and the dynamic change of the early warning signal; and an output module: and outputting an alarm level.
The water pump state parameters include: water pump failure, water pump operation, water pump stop, water pump start-stop times and water pump maintenance time; the water level state parameters include: a water level value and a water level rising rate; the alert value includes: ultra-high water level, ultra-low water level, full range water level and warning rising rate; the early warning signal includes: ultra-low water level signals, water pump water leakage signals, water pump overload signals and water pump overheat signals; the alarm level comprises the following steps from high to low according to the emergency degree: primary alarm, secondary alarm, tertiary alarm and no alarm. In this embodiment 1, the alarm levels under the consideration of multiple factors in the comprehensive scene truly reflect the actual situation of the scene, the obtained accurate alarm levels are classified according to the emergency procedure to be treated, and the first-level alarm is preferentially assigned to the maintenance personnel for treatment. The processing efficiency and the accuracy of maintenance work are improved, and the waste of manpower work caused by the fact that single alarm cannot truly reflect the site situation is avoided.
When an ultrahigh water level alarm scene, a water level rising too fast scene, a water pump fault scene, a communication fault scene, a water pump full-open water level non-falling reverse rising scene or a water level full-range scene appears, the alarm level is one-level alarm.
The ultrahigh water level alarm scene comprises: the water level value exceeds the ultrahigh water level line, and the duration time of the water level value exceeding the ultrahigh water level line reaches a threshold time; the water level rising too fast scene includes: the water level rising rate is higher than the warning rising rate; the water pump fault scene includes: a plurality of water pumps have water pump faults at the same time; the communication fault scene includes: the water level value is higher than the water level of the ultrahigh water level line and all water pumps are fully started before communication failure occurs; the full-open water level non-falling reverse lifting scene of the water pump comprises: after the time of the full start of the water pump reaches the threshold time, the fluctuation of the water level reaches the threshold height; the water level full scale scenario includes: the water level value exceeds the full scale water level. In this embodiment 1, in combination with multiple factors under each scene, the accuracy of the obtained alarm level is higher. The threshold time length is within the range of 10-20 seconds, and the threshold height is within the range of 4-6 cm.
When a water pump water leakage alarm scene, a water pump overload alarm scene, a water pump overheat alarm scene, a starting water level unchanged alarm scene, an ultralow water level water pump operation scene, a communication fault scene and a water level value abnormal scene appear, the alarm level is a secondary alarm.
The water pump water leakage alarm scene includes: receiving a water leakage signal of the water pump; the water pump overload alarm scene includes: receiving a water pump overload signal; the overheat alarm scene of the water pump comprises: receiving a water pump overheat signal; the starting-up water level unchanged alarm scene comprises: after the water pump operates for 30 seconds, the water level value is unchanged; the running scene of the ultra-low water level water pump comprises: the ultralow water level signal and the water pump run for 30 seconds simultaneously; the communication fault scene comprises: communication faults occur, and the water level value before the communication faults is not higher than the ultrahigh water level line; the water level value abnormality scene includes: the water level value is less than 0.
When the water level reaches the water level of the N pump and the N pump is not started, the water pump is frequently started and stopped, the water level value does not change in a limited time, the water pump is not operated in a limited time and the water pump maintenance time exceeds the limit, the alarm level is three-level alarm.
The N pump water level is reached and the N pump not activated scenario includes: within 20 seconds when the water level value reaches the condition that N water pumps are started, the N water pumps are not started, wherein N is a natural number; the frequent start-stop scene of the water pump comprises: the number of times of starting and stopping the water pump in unit time is greater than the threshold number of times; the non-change scene within the water level value limiting time comprises the following steps: the water level value is unchanged within a first limiting time; the water pump non-operation scene in the limited time comprises: the water pump does not operate within a second limited time; the water pump overhauling time overrun scene comprises: the accumulated running time of the water pump exceeds the overhauling time of the water pump. The threshold number of times may be set between 2-5 times.
The track traffic water pump on-line monitoring and early warning system of the embodiment 1 comprises a plurality of data acquisition modules and parameter presetting modules, wherein after information such as various fault alarms are acquired and integrated, the data are compared with the data in the parameter presetting modules, and various factors (namely various fault alarm signals) in a scene are combined, and judgment of single fault alarm information is not performed any more, so that an alarm level is obtained. Meanwhile, the alarm level is dynamically changed at any time when the scene changes, namely the water pump state parameter, the water level state parameter and the early warning signal dynamically change, and the alarm level is reset or adjusted in time.
In the embodiment 1, various factors in a specific scene are taken into consideration, the real situation in the scene is reflected, and the alarm level is obtained; meanwhile, aiming at the dynamic change of various factors in the scene, the alarm level is adjusted or reset, so that the intelligent early warning of the on-line monitoring of the rail transit water pump is realized.
Example 2
The inspection mode of the water pump adopts manual field inspection, and whether the water pump is normal or not is tested by manually starting and closing the water pump on site: the urban rail transit underground stations are more, the quantity of water pumps arranged at each station is more, the manual inspection mode is low in efficiency, particularly the section water pumps can only be inspected on site after the train is stopped, and a large amount of manpower is consumed.
At present, urban rail transit construction in China is quickened, a plurality of cities enter a network operation stage, and the cost of operation, maintenance and manpower is greatly increased. Meanwhile, in recent years, storm water in the south frequently occurs, and flood prevention is one of the indispensable works for normal operation of urban rail transit.
The embodiment 2 is a method for online monitoring and intelligent operation and maintenance modeling of a rail transit water pump, which solves the problem that failure alarm and alarm level cannot provide effective support for operation and maintenance by modeling and logic operation on the information of the existing monitoring point of the water pump. Meanwhile, an intelligent method is provided, and the on-site manual inspection is replaced by a remote control function.
Redefining the alarm level:
and (3) primary alarm: the equipment operation information of the rail-bound running vehicles and the normal running of the station which are generating or about to generate crisis needs to be arranged for immediate rescue or disposal.
And (3) secondary alarm: the running and equipment safety is not compromised yet, but further worsening of the situation will generate running information of the equipment that compromises running and equipment safety, and close monitoring is needed until hidden danger is eliminated.
And (3) three-stage alarm: and the inspection is required to be carried out by combining the inspection of the full-line equipment through information synthesis and the produced full-line equipment abnormal information.
The specific alarm modeling method, the alarm reset modeling method and the alarm levels corresponding to the scene of the specific alarm modeling method are provided for different operation and maintenance scenes as follows:
in the embodiment 1, condition inspection is carried out on all water pumps, and when the water pumps are in the local positions, prompt and record are carried out; prompting and recording when the water pump is in an ultralow water level alarm state; when the water pump is in fault, carrying out record; and starting control commands are carried out on all the water pumps meeting the conditions through a monitoring program, and the running states of the water pumps are monitored and recorded. After the water pump is started for 30 seconds, a stop control command is automatically issued, the running state of the water pump is monitored and recorded, and an alarm is given to the water pump which is not stopped. And automatically generating a patrol report. The operation and maintenance personnel are supported, and only the water pump without one-key inspection conditions and the water pump with problems are manually disposed.
Example 3
In this embodiment 3, based on embodiment 2, the method of embodiment 2 is applied to online monitoring and intelligent operation and maintenance of a subway station of a capital, and the monitoring point information of the water pumps is as follows (according to the design of the maximum three water pumps):
alarming the ultrahigh water level;
alarming at the ultra-low water level;
alarming communication faults;
overload fault alarm of the No. 1 pump;
alarming the overheat fault of the No. 1 pump;
the water leakage fault of the No. 1 pump is alarmed;
overload fault alarm of the No. 2 pump;
2# pump overheat fault alarm;
the water leakage fault of the No. 2 pump is alarmed;
overload fault alarm of the No. 3 pump;
alarming overheat faults of the No. 3 pump;
3# pump water leakage fault alarm;
a current water level value;
starting a pump water level set value;
starting two pump water level set values;
starting three pump water level set values;
a superhigh water level setting value;
an ultra-low water level set point;
running a No. 1 pump;
the pump # 1 is stopped;
2# pump operation;
the pump # 2 is stopped;
3# pump operation;
the 3# pump is stopped;
full range of water level;
the time setting is realized by an online monitoring model through a program.
The implementation flow chart is as follows:
1. ultra-high water level alarm (primary alarm): the ultra-high water level alarm + duration time is >15 seconds;
note that: the delay is used for guaranteeing the effectiveness of signals and compensating false alarms caused by environmental changes or interference of detection devices.
2. The water level rises too fast (primary alarm): the current water level value is more than or equal to 5 cm before the current water level value is-1 min;
3. water pump failure (primary alarm): (No. 1 pump overload fault alarm or No. 1 pump overheat fault alarm or No. 1 pump water leakage fault alarm) + (No. 2 pump overload fault alarm or No. 2 pump overheat fault alarm or No. 2 pump water leakage fault alarm) + (No. 3 pump overload fault alarm or No. 3 pump overheat fault alarm or No. 3 pump water leakage fault alarm);
4. communication failure (primary alarm): communication fault alarm, ultrahigh water level alarm before communication fault alarm, 1# pump operation before communication fault alarm, 2# pump operation before communication fault alarm and 3# pump operation before communication fault alarm;
5. the water level of the water pump is not reduced and is reversely increased (primary alarm): the current water level value is more than or equal to 5 cm before the current water level value is-15 seconds, namely 1# pump operation, 2# pump operation, 3# pump operation;
6. full range of water level (primary alarm): the current water level value-superhigh water level set value is more than or equal to 10 cm;
7. water pump leakage alarm (secondary alarm): the water leakage fault alarm of the No. 1 pump or the water leakage fault alarm of the No. 2 pump or the water leakage fault alarm of the No. 3 pump;
8. water pump overload alarm (secondary alarm): overload fault alarm of 1# pump or 2# pump or 3# pump;
9. overheat alarm (secondary alarm) of water pump: a No. 1 pump overheat fault alarm or a No. 2 pump overheat fault alarm or a No. 3 pump overheat fault alarm;
10. starting-up water level unchanged alarm (secondary alarm): (No. 1 pump operation or No. 2 pump operation or No. 3 pump operation) +current water level value-30 seconds ago current water level value=0;
11. ultra-low water level water pump operation (secondary alarm): ultra low level alarm + (No. 1 pump running or No. 2 pump running or No. 3 pump running) +for 30 seconds;
12. communication failure (secondary alarm): communication fault alarm and no ultrahigh water level alarm before communication fault alarm;
13. abnormal water level value (secondary alarm): the current water level value is <0;
14. starting a pump water level and not starting a pump (three-stage alarm): starting a pump water level set value, delaying for +20 seconds, stopping +1# pump, stopping +2# pump and stopping +3# pump;
15. two pumps are started and two pumps are not started (three-stage alarm): starting the two pump water level set points +20 seconds delay + (1 # pump stop +2# pump stop) or (1 # pump stop +3# pump stop) or (2 # pump stop +3# pump stop);
16. three pumps are started up and three pumps are not started up (three-stage alarm): starting three pump water level set points +20 seconds delay + (stop of pump # 1 or stop of pump # 2 or stop of pump # 3);
17. the water pump is frequently started and stopped: 1 minute+ (1 # pump running or 2# pump running or 3# pump running) cumulative number of times >3;
18. no change (three-stage alarm) in the water level value limiting time: current water level value-current water level value before defined time=0;
19. the water pump is not operated (three-stage alarm) within a limited time: 1# pump stop+2 # pump stop+3 # pump stop+defined time;
20. water pump maintenance time overrun (three-stage alarm): (1 # pump operation or 2# pump operation or 3# pump operation) time integration > set overhaul time.
The method and system of the embodiment 3 are not limited to the monitoring of the rail transit water pump, but can be used in other related fields or phase difference scenes with the same scene as the monitoring of the rail transit water pump.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. The track traffic water pump on-line monitoring and early warning system is characterized by comprising a water pump state acquisition module, a water level data acquisition module, an early warning signal acquisition module, a parameter presetting module, a data processing module and an output module,
the water pump state acquisition module: the system is used for collecting the state parameters of the water pump in the current state;
the water level data acquisition module: the water level state parameter acquisition module is used for acquiring a water level state parameter in a current state;
parameter presetting module: the warning value is used for presetting a warning value;
the early warning signal acquisition module: the early warning device is used for collecting early warning signals;
and a data processing module: the water level warning device is used for comparing the preset warning value according to the water pump state parameter, the water level state parameter and the early warning signal and judging the warning level according to the emergency degree; the alarm level is dynamically adjusted in real time according to the dynamic changes of the water pump state parameter, the water level state parameter and the early warning signal;
and an output module: outputting the alarm level;
wherein,,
the water pump state parameters include: water pump failure, water pump operation, water pump stop, water pump start-stop times and water pump maintenance time;
the water level state parameters include: a water level value and a water level rising rate;
the alert value includes: ultra-high water level, ultra-low water level, full range water level and warning rising rate;
the early warning signal includes: ultra-low water level signals, water pump water leakage signals, water pump overload signals and water pump overheat signals;
the alarm level comprises the following steps from high to low according to the emergency degree: primary alarm, secondary alarm, tertiary alarm and no alarm.
2. The track traffic water pump on-line monitoring and early warning system according to claim 1, wherein the primary alarm scene comprises: when the ultrahigh water level alarm scene, the water level rising too fast scene, the water pump fault scene, the communication fault scene, the water pump full-open water level non-falling anti-rising scene or the water level full-range scene appear.
3. The track traffic water pump on-line monitoring and early warning system according to claim 2, wherein the ultra-high water level alarm scene comprises: the water level value exceeds the ultrahigh water level line, and the duration time of the water level value exceeding the ultrahigh water level line reaches a threshold duration;
the water level rising too fast scene comprises: the water level rising rate is higher than the warning rising rate;
the water pump fault scene comprises: a plurality of water pumps have water pump faults at the same time;
the communication fault scenario includes: the water level value is higher than the water level of the ultrahigh water level line and all water pumps are fully started before communication failure occurs;
the fully-opened water level non-falling reverse lifting scene of the water pump comprises the following steps: after the time of the full start of the water pump reaches the threshold time, the fluctuation of the water level reaches the threshold height;
the water level full scale scenario includes: the water level value exceeds the full scale water level.
4. The track traffic water pump on-line monitoring and early warning system according to claim 1, wherein the secondary alarm scene comprises: when the water pump water leakage alarm scene, the water pump overload alarm scene, the water pump overheat alarm scene, the starting water level unchanged alarm scene, the ultralow water level water pump operation scene, the communication fault scene or the water level value abnormal scene occur.
5. The track traffic water pump on-line monitoring and early warning system according to claim 4, wherein the water pump water leakage alarm scene comprises: receiving the water leakage signal of the water pump;
the water pump overload alarm scene comprises: receiving the water pump overload signal;
the overheat alarm scene of the water pump comprises: receiving the overheat signal of the water pump;
the starting-up water level non-change alarm scene comprises: after the water pump operates for 30 seconds, the water level value is unchanged;
the ultra-low water level water pump operation scene includes: the ultralow water level signal and the water pump run for 30 seconds simultaneously;
the communication fault scene comprises: communication failure occurs, and the water level value is not higher than the ultrahigh water level line before the communication failure;
the water level value anomaly scene comprises: the water level value is less than 0.
6. The track traffic water pump on-line monitoring and early warning system according to claim 1, wherein the scene of three-level alarm comprises: when the water level reaches the water level of the N pump, the water pump is not started, the water pump is frequently started and stopped, the water level value does not change in a limited time, the water pump is not operated in a limited time, or the water pump overhaul time exceeds the limit.
7. The on-line monitoring and early warning system of a rail transit water pump according to claim 6, wherein the scenario of reaching the N pump water level without starting the N pump comprises: the water level value reaches the condition that N water pumps are started within 20 seconds, wherein the N water pumps are not started, and N is a natural number;
the frequent start-stop scene of the water pump comprises: the start and stop times of the water pump in unit time are larger than threshold times;
the water level value limiting time non-changing scene comprises the following steps: the water level value does not change within a first limited time;
the water pump non-operation scene within the limited time comprises: the water pump does not operate within a second limited time;
the water pump overhaul time overrun scene comprises: and the accumulated running time of the water pump exceeds the overhauling time of the water pump.
8. The track traffic water pump on-line monitoring and early warning system according to claim 3, 5 or 7, wherein according to the corresponding scene generating the alarm level, the content of the corresponding scene is fed back to the patrol staff, and a patrol report is generated.
9. The online monitoring and early warning system of the rail transit water pump according to claim 3, 5 or 7, wherein an operation and maintenance model is established according to a scene, and the water pump state parameter, the water level state parameter, the warning value and the early warning signal are substituted into the operation and maintenance model, so that the warning level is automatically obtained; and simultaneously, automatically adjusting the alarm level according to the water pump state parameter, the water level state parameter, the warning value and the dynamic change of the early warning signal.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11257237A (en) * | 1998-03-09 | 1999-09-21 | Toshiba Corp | Water level controller |
| JP2000112530A (en) * | 1998-10-07 | 2000-04-21 | Sekisui Chem Co Ltd | Method for evading alarm in vaccum sewer system and alarm device |
| US9696360B2 (en) * | 2014-06-04 | 2017-07-04 | Rf Group Llc | Sump/ejector pump monitor and sump/ejector pump failure warning system |
| CN105067072A (en) * | 2015-07-27 | 2015-11-18 | 湖南大麓管道工程有限公司 | Water-level rising early-warning system and method |
| CN108869264B (en) * | 2018-06-15 | 2021-01-26 | 武汉中天恒禹信息技术有限公司 | Pump station unit fault diagnosis early warning system |
| CN110374853A (en) * | 2019-08-09 | 2019-10-25 | 南京电力设计研究院有限公司 | A kind of substation's sump draining pump intelligence control system |
| CN111608733A (en) * | 2020-07-13 | 2020-09-01 | 临沂矿业集团有限责任公司 | Unattended safety early warning system for underground coal mine drainage system |
| CN112330932A (en) * | 2020-09-30 | 2021-02-05 | 广东南控云图科技有限公司 | Water level monitoring system with cloud broadcasting |
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