CN113552404A - Cable winding and unwinding vehicle protection monitoring method and system and storage medium - Google Patents
Cable winding and unwinding vehicle protection monitoring method and system and storage medium Download PDFInfo
- Publication number
- CN113552404A CN113552404A CN202110819516.9A CN202110819516A CN113552404A CN 113552404 A CN113552404 A CN 113552404A CN 202110819516 A CN202110819516 A CN 202110819516A CN 113552404 A CN113552404 A CN 113552404A
- Authority
- CN
- China
- Prior art keywords
- information
- cable reeling
- cable
- abnormal operation
- unreeling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000003860 storage Methods 0.000 title claims abstract description 14
- 238000004804 winding Methods 0.000 title description 11
- 230000002159 abnormal effect Effects 0.000 claims abstract description 86
- 238000010438 heat treatment Methods 0.000 claims description 36
- 238000012545 processing Methods 0.000 claims description 36
- 230000006698 induction Effects 0.000 claims description 33
- 238000004891 communication Methods 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 14
- 238000001514 detection method Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 9
- 238000004590 computer program Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides a method and a system for protecting and monitoring a cable reeling and unreeling vehicle and a storage medium, which are used for monitoring the operation of the cable reeling and unreeling vehicle in real time, efficiently and accurately. The protection monitoring method for the cable reeling and unreeling vehicle comprises the following steps: obtaining running state information of a cable reeling and unreeling vehicle, wherein the running state information comprises running information of a target device in the cable reeling and unreeling vehicle; determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and a corresponding preset limit value; and if the abnormal operation phenomenon exists, outputting a target alarm matched with the abnormal operation phenomenon. The method can timely and reliably monitor the cable reeling and unreeling vehicle, and saves labor and time cost.
Description
Technical Field
The invention relates to the technical field of cable reeling and unreeling vehicle monitoring, in particular to a cable reeling and unreeling vehicle protection monitoring method, a system and a storage medium.
Background
At present, most open mines use the cable sleigh car, and the cable is put to the cable book promptly, and the cable is put to the book, and sleigh car holds the line ability for a short time, and the electric shovel need add (subtract) the cable once every two days on average, seriously influences the operating efficiency and has increased staff's work load. The cable winding and unwinding vehicle still adopts the style and the function of the cable winding and unwinding vehicle produced in the 60 s, and is used up to now, belongs to a universal cable winding and unwinding vehicle, has a simple structure and poor flexible capability, and has few functions in the aspect of intelligent protection of the cable winding and unwinding vehicle. To present cable book and put car, all can only rely on the manual work to check whether it appears unusually, perhaps when the cable book put the car and has broken down, the staff just can learn its operation unusually, so not only power efficiency is low, and the cost of labor that drops into is high, because can't accomplish in time to investigate in addition, in time solve, therefore can't effectively ensure the safe operation of cable book and put the car.
Disclosure of Invention
The invention provides a method and a system for protecting and monitoring a cable reeling and unreeling vehicle and a storage medium, which are used for monitoring the operation of the cable reeling and unreeling vehicle in real time, efficiently and accurately.
The embodiment of the invention provides a protection monitoring method for a cable reeling and unreeling vehicle, which comprises the following steps:
obtaining running state information of a cable reeling and unreeling vehicle, wherein the running state information comprises running information of a target device in the cable reeling and unreeling vehicle;
determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and a corresponding preset limit value;
and if the abnormal operation phenomenon exists, outputting a target alarm matched with the abnormal operation phenomenon.
In one embodiment, the obtaining the running state information of the cable reeling and unreeling vehicle includes:
acquiring running state information of a data main processor, a power supply and voltage drive in the cable reeling and unreeling vehicle, wherein the running state information comprises running current, running voltage and running temperature information;
and displaying the obtained running state information in real time.
In one embodiment, the determining whether the cable reeling and unreeling vehicle has an abnormal operation phenomenon based on the operation state information and a corresponding preset limit value includes:
detecting the output voltage of the power supply and the temperature information driven by the voltage when the data main processor is in a normal operation state;
if the output voltage and/or temperature information is not matched with the corresponding preset limit, determining that an abnormal operation phenomenon exists;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
In one embodiment, the obtaining the running state information of the cable reeling and unreeling vehicle includes:
acquiring load temperature information and voltage-driven temperature information of the cable reeling and unreeling vehicle;
carrying out digital processing on the obtained temperature information;
the determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and the corresponding preset limit value comprises the following steps:
determining whether the cable reeling and unreeling vehicle has an abnormal phenomenon or not based on a digital processing result and preset limit values respectively corresponding to the load temperature and the voltage driving temperature;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
In one embodiment, further comprising:
acquiring power grid voltage information connected with the cable reeling and unreeling vehicle in a serial communication mode;
carrying out digital processing on the power grid voltage information;
determining whether the cable reeling and unreeling vehicle has an overvoltage operation phenomenon or not based on a digital processing result and an overvoltage preset limit value;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm when the overvoltage operation phenomenon occurs;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
In one embodiment, the obtaining the running state information of the cable reeling and unreeling vehicle includes:
obtaining the running current information of the cable reeling and unreeling vehicle;
converting the operating current information into voltage information;
carrying out digital processing on the voltage information;
the determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and the corresponding preset limit value comprises the following steps:
determining whether the cable reeling and unreeling vehicle has an overcurrent operation phenomenon or not based on a digital processing result and a corresponding overcurrent preset limit value;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
In one embodiment, the outputting the target alarm in case of the abnormal operation phenomenon includes:
determining the category information or characteristic information of the abnormal operation phenomenon;
and determining a target alarm matched with the current abnormal operation phenomenon based on the category information or the characteristic information and a preset alarm strategy, wherein the output form and the expression form of the target alarm are different corresponding to different abnormal operation phenomena.
In one embodiment, the controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle includes:
and under the condition that a target alarm is sent, controlling the heating power supply device to stop running through a remote control end of the cable reeling and unreeling vehicle.
Another embodiment of the present invention provides a protection monitoring system for a cable reeling and unreeling vehicle, including:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the processor, and the instructions are executed by the at least one processor to implement the method for monitoring protection of rolling and unrolling cable car as described in any of the above embodiments.
Another embodiment of the present invention further provides a computer-readable storage medium, where when an instruction in the storage medium is executed by a processor corresponding to the cable reeling and unreeling protection monitoring system, the cable reeling and unreeling protection monitoring system can implement the cable reeling and unreeling protection monitoring method described in any of the above embodiments.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle in an embodiment of the invention;
fig. 1A is a structural relationship diagram of an apparatus for performing a cable reeling and unreeling vehicle protection monitoring method according to an embodiment of the present invention;
FIG. 1B is a flow chart illustrating an actual application of the method for monitoring protection of a cable reeling and unreeling vehicle in the embodiment of the present invention;
FIG. 2 is a flow chart illustrating a practical application of the method for monitoring protection of a cable reeling and unreeling vehicle according to another embodiment of the present invention;
FIG. 3 is a flow chart illustrating a practical application of the method for monitoring protection of a cable reeling and unreeling vehicle according to another embodiment of the present invention;
FIG. 4 is a flow chart illustrating a practical application of the method for monitoring protection of a cable reeling and unreeling vehicle according to another embodiment of the present invention;
FIG. 5 is a flow chart illustrating a practical application of the method for monitoring protection of a cable reeling and unreeling vehicle according to another embodiment of the present invention;
FIG. 6 is a flow chart illustrating a practical application of the method for monitoring protection of a cable reeling and unreeling vehicle according to another embodiment of the present invention;
FIG. 7 is a block diagram of a protection monitoring system for a cable reeling and unreeling vehicle according to an embodiment of the invention;
FIG. 8 is a schematic circuit diagram of a main generator of an induction heating power supply in an embodiment of the present invention;
FIG. 9 is a schematic diagram of the data host processor circuit of the present invention;
FIG. 10 is a schematic diagram of a digital protection execution unit circuit according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Fig. 1 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle according to an embodiment of the present invention, which can be used for automatically monitoring whether the cable reeling and unreeling vehicle runs abnormally in real time or at regular time, as shown in fig. 1, the method can be implemented as the following steps:
s11, acquiring running state information of the cable reeling and unreeling vehicle, wherein the running state information comprises running information of a target device in the cable reeling and unreeling vehicle;
s12, determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and a corresponding preset limit value;
and S13, if the abnormal operation phenomenon exists, outputting a target alarm matched with the abnormal operation phenomenon.
The cable reeling and unreeling vehicle protection monitoring method in the embodiment can be directly applied to a cable reeling and unreeling vehicle, or can be realized by loading the cable reeling and unreeling vehicle on a computer, a central control device or even a mobile terminal in an application program mode. As shown in fig. 1A and fig. 1B, the monitoring method in this embodiment is integrated in the control device on the cable reeling and unreeling vehicle through an application program, and the control device may include a plurality of sensors with different functions, or monitoring devices (modules), etc. for collecting information, and also includes a display, an alarm, and a data main processor electrically connected to each of the sensors (or monitoring devices), the alarm, and a plurality of functional devices in the cable reeling and unreeling vehicle, such as a power supply, a heat sink, a photocoupler, an induction heating power supply device, etc., which are not specific and may be determined according to the actual internal devices of the cable reeling and unreeling vehicle. The execution main body of the method in this embodiment may be a data main processor, which is configured to perform processing according to the obtained running state information, so as to implement security monitoring of the cable reel-up and paying-off machine. For example, the data main processor obtains the running state information of the cable reeling and unreeling vehicle through the connected functional devices, sensors and monitoring equipment, the running state information simultaneously comprises the running information of target devices in the cable reeling and unreeling vehicle, such as running information comprising a power supply, an induction heating power supply and the like, and the target devices can be one functional device or a plurality of functional devices. After the data main processor obtains the running state information, corresponding preset limit values are respectively determined according to different types, different attributes or different corresponding target devices in the running state information, then comprehensive judgment is carried out based on different running state information and the corresponding preset limit values, and whether the cable reeling and unreeling vehicle has abnormal running phenomena or not is further determined, and the abnormal running phenomena can specifically be abnormal running of a certain functional device, or the whole running current, running voltage or even the running temperature of the cable reeling and unreeling vehicle is abnormal. And when the data main processor determines that the cable reeling and unreeling vehicle has abnormal operation phenomena, determining a corresponding target alarm based on the specific abnormal operation phenomena, and further outputting the target alarm. After the staff received this alarm, alright in time determine based on this target alarm that which kind of abnormal operation phenomenon has appeared in the car is put to the cable book, so can in time overhaul it, control and maintenance efficiency has been improved, manpower and time cost have been saved, and monitor through this real-time or regularly, can in time discover whether the car is put to the cable book has the anomaly, the normal and safe operation of putting the car is put to the cable book has effectively been ensured, avoid leading to its damage because of the abnormal operation of the car is put to the cable book, increase cost of maintenance, delay the use of user to the car is put to the cable book. Of course, the execution main body is not unique, and may also be an independent controller, which has a plurality of monitoring modules for executing different monitoring functions, and is connected to the sensor, the function device, the alarm, the display and the data main processor, and the controller may utilize a plurality of different monitoring modules to monitor the cable reeling and unreeling vehicle and control the alarm to alarm.
Further, fig. 2 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle according to another embodiment of the present application, and as shown in fig. 2, the obtaining of the running state information of the cable reeling and unreeling vehicle in this embodiment includes:
acquiring running state information of a data main processor, a power supply and voltage drive in the cable reeling and unreeling vehicle, wherein the running state information comprises running voltage and running temperature information;
and displaying the obtained running state information in real time.
For example, the device operation monitoring module in the controller obtains the running information of data main processor in the cable winding and unwinding vehicle, determines whether it has started, and can normally operate, if find it does not start, can not transmit the running state information who obtains, or the output suggestion, in order to indicate that user data main processor does not start, need to start data main processor, when data main processor and the equipment that is used for gathering running state information are located different equipment respectively, including data main processor locate in the well accuse equipment, and information acquisition equipment sets up the condition on the cable winding and unwinding vehicle. When the data main processor is determined to complete initialization and be in a starting state, the acquired power supply information of the power supply can include information such as running voltage and running current, and running temperature information of a voltage-driven (in the embodiment, an Insulated Gate Bipolar Transistor) and an Insulated Gate Bipolar Transistor (IGBT), which are composite fully-controlled voltage-driven power semiconductor devices composed of BJTs (Bipolar transistors) and MOS (Insulated Gate field effect transistors) is transmitted to the data main processor to be processed, and the controller can also control the data main processor to transmit the obtained information to the display device at the same time, so that the obtained monitoring information is displayed for a user in real time, and the user can conveniently and timely know running state information of the cable reeling and unreeling vehicle.
Further, in this embodiment, determining whether the cable reeling and unreeling vehicle has an abnormal operation phenomenon based on the operation state information and a preset limit value correspondingly includes:
detecting the output voltage of a power supply and the temperature information driven by the voltage when the data main processor is in a normal operation state;
if the output voltage and/or temperature information is not matched with the corresponding preset limit, determining that an abnormal operation phenomenon exists;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting a target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
For example, when the data main processor is determined to be in the normal operation state, the data main processor may detect the output voltage of the power supply and the temperature information of the IGBT based on the obtained operation state information to determine a corresponding preset limit value, then compare the output voltage of the power supply with the corresponding preset limit value, and compare the temperature information of the IGBT with the corresponding preset limit value, if any one of the two is not matched with the corresponding preset limit value, if the preset limit value is a threshold range, any one of the two is not within the threshold range, or the preset limit value is an upper limit value, and if any one of the two exceeds the upper limit value, the cable reeling and unreeling vehicle is considered to be abnormal in operation, otherwise, the cable reeling and unreeling vehicle is considered to be normal in operation. When the abnormal operation of the cable reeling and unreeling vehicle is determined, a corresponding target alarm is determined, the target alarm is output, and meanwhile, the induction heating power supply device of the cable reeling and unreeling vehicle is controlled to be in a stop operation state, namely the induction heating power supply device is controlled to stop operating. In addition, if the temperature does not meet the requirement, if the temperature is too high, the radiator can be started to radiate. Of course, the heat sink may be turned on to dissipate heat from the main processor and/or the interior components of the cable reel-off cart, provided that everything is operating properly. Or, after the data main processor is started, the radiator can be temporarily started, and when the cable reeling and unreeling vehicle is found to be abnormal in operation, the operation of the radiator can be stopped, even the operation of the cable reeling and unreeling vehicle can be stopped, which can be determined according to actual requirements.
Further, as another embodiment, the obtaining the running state information of the cable reeling and unreeling vehicle in the embodiment includes:
acquiring load temperature information and voltage-driven temperature information of the cable reeling and unreeling vehicle;
carrying out digital processing on the obtained temperature information;
the determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and the corresponding preset limit value comprises the following steps:
determining whether the cable reeling and unreeling vehicle has an abnormal phenomenon or not based on a digital processing result and preset limit values respectively corresponding to the load temperature and the voltage driving temperature;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
Specifically, fig. 3 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle in another embodiment of the present application, and as shown in fig. 3, in this embodiment, a temperature protection monitoring submodule in a controller may be used as an execution main body, or a data main processor may be used as an execution main body. After the controller or the data main processor is initialized, the temperature monitoring sub-module can obtain the temperature and voltage drive of the load connected with the cable reeling and unreeling vehicle, such as the temperature of the IGBT, which are detected by the sensor, and then transmit the obtained information to the data main processor through the serial communication bus, although the information can also be directly transmitted to the data main processor through serial communication. After the data main processor obtains the temperature information, the temperature information is subjected to digital processing, then preset limit values corresponding to the load temperature and the IGBT temperature are determined, the preset limit values and the obtained temperature information are respectively compared, whether the temperature information exceeds the preset limit values or not is judged, if the temperature is within an allowable range, the induction heating power supply device is controlled to be started or kept in a normal operation state, if the temperature exceeds the standard, an alarm indicating that the temperature exceeds the standard is sent, meanwhile, the induction heating power supply device is controlled to stop operating, and the phenomenon that the temperature seriously exceeds the standard to cause the damage of the power supply and the cable reeling and unreeling vehicle due to overheating is avoided.
As another embodiment, the method in this embodiment further includes:
acquiring power grid voltage information connected with the cable reeling and unreeling vehicle in a serial communication mode;
carrying out digital processing on the power grid voltage information;
determining whether the cable reeling and unreeling vehicle has an overvoltage operation phenomenon or not based on a digital processing result and an overvoltage preset limit value;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm when the overvoltage operation phenomenon occurs;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
Specifically, fig. 4 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle according to another embodiment of the present application, and as shown in fig. 4, in this embodiment, an overvoltage protection monitoring submodule in a controller may be used as an execution main body, or a data main processor may be used as an execution main body. The monitoring submodule can obtain the power grid voltage connected with the cable reel-up and paying-off machine through detection equipment such as a sensor, then the power grid voltage information is sent to the main processor through serial communication, or the main processor directly obtains the power grid voltage information from the detection equipment, the network voltage information can also be understood as the running voltage information of the cable reeling and unreeling vehicle, and after the data main processor obtains the network voltage information, the network voltage information is digitally processed, then a preset limit value matched with the voltage of the power grid is determined, the voltage value after digital processing is compared with the preset limit value, if the voltage value is within the allowable range, controlling the induction heating power supply device to start or maintain a normal operation state, if the voltage value exceeds the allowable range, sending out a voltage exceeding alarm, the induction heating power supply device is controlled to stop running, so that the cable reeling and unreeling vehicle is prevented from being damaged due to overvoltage due to serious standard exceeding of voltage.
Further, as another embodiment, when obtaining the running state information of the cable reeling and unreeling vehicle, the embodiment includes:
obtaining the running current information of the cable reeling and unreeling vehicle;
converting the operating current information into voltage information;
carrying out digital processing on the voltage information;
whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not is determined based on the operation state information and correspondingly preset limit values, and the method comprises the following steps:
determining whether the cable reeling and unreeling vehicle has an overcurrent operation phenomenon or not based on the digital processing result and the corresponding overcurrent preset limit value;
outputting a target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists comprises the following steps:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
Specifically, fig. 5 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle according to another embodiment of the present application, and as shown in fig. 5, in this embodiment, an overcurrent protection monitoring submodule in a controller may be used as an execution main body, or a data main processor may be used as an execution main body. The monitoring submodule can obtain the running current of the cable reel-up and pay-off machine through a sensor and other detection equipment, specifically can be direct current, then the direct current information is sent to the main processor through serial communication, or the main processor directly obtains the direct current information from the detection equipment, after the data main processor obtains the direct current information, the direct current information is converted to form a corresponding voltage value, the voltage value is processed to form digital data, then a preset limit value matched with the direct current is determined, the voltage value after digital processing is compared with the preset limit value, if the voltage value is in an allowable range, the induction heating power supply device is controlled to be started or kept in a normal running state, if the voltage value exceeds the standard, a current over-standard alarm is sent, namely an over-current alarm is sent, and meanwhile, the induction heating power supply device is controlled to stop running, so that the current is prevented from seriously exceeding the standard, causing the cable reeling and unreeling car to be damaged due to overcurrent.
The preset limit values in the above embodiments may be pre-stored in a local device such as a controller, for example, in a form of a list, and different preset limit values all correspond to a state operation information and an abnormal operation phenomenon and have a mapping relationship. Or the preset limit value may be stored in the cloud, and the data main processor or the monitoring sub-module may obtain the corresponding preset limit value through the cloud, or the storage device may obtain the preset limit value through a third-party control device different from the cloud, which is not specific.
Further, in the case of an abnormal operation phenomenon, outputting the target alarm includes:
determining the category information or characteristic information of the abnormal operation phenomenon;
and determining a target alarm matched with the current abnormal operation phenomenon based on the category information or the characteristic information and a preset alarm strategy, wherein the output form and the expression form of the target alarm are different corresponding to different abnormal operation phenomena.
For example, in the embodiment, when determining the target alarm, the category information or the characteristic information of the abnormal operation phenomenon, such as voltage, current, temperature, or the like of which functional device is related to voltage, current, temperature, or the operation voltage, operation current, accessed voltage, current, or the like of the whole cable reeling and unreeling vehicle, may be determined first, and the controller or the data main processor may determine the target alarm according to the determined category information, the characteristic information, and a preset policy, which may be a policy for determining the preset limit based on the above-mentioned list query recorded with the mapping relationship between different preset limits and different state operation information and the abnormal operation phenomenon. Or sending the determined category information and the feature information to the cloud or a third-party device to obtain a policy of the required preset limit value.
Further, in this embodiment, controlling the induction heating power supply device in the cable reeling and unreeling vehicle to be in a stop operation state includes:
and under the condition that a target alarm is sent, controlling the heating power supply device to stop running through a remote control end of the cable reeling and unreeling vehicle.
Specifically, fig. 6 is a flowchart of a protection monitoring method for a cable reeling and unreeling vehicle according to another embodiment of the present application, and as shown in fig. 6, in the method in this embodiment, a remote monitoring sub-module of a controller or a remote monitoring sub-module that is arranged on the cable reeling and unreeling vehicle and connected to a main processor of the controller for acquiring data may be used as an execution main body. Specifically, after the remote monitoring submodule completes initialization, whether an alarm signal is sent or not can be detected, if the alarm signal is sent, the fact that the induction heating power supply device is damaged is indicated, the module can immediately stop working of the induction heating power supply device through the remote control end, and if the detection determines that the alarm signal is not sent, the fact that the induction heating power supply device normally operates is indicated, and the device can continue to be in the existing working state. The monitoring steps can be executed circularly, so that the effect of monitoring the safe operation of the cable reeling and unreeling vehicle in a real-time and remote manner is achieved, and a fault source is determined.
Fig. 7 is a schematic structural diagram of a protection monitoring system for a cable reeling and unreeling vehicle according to an embodiment of the present application, as shown in fig. 7, including:
at least one of the processors 702 may be implemented,
a memory 704 communicatively coupled to the at least one processor,
the memory stores instructions executable by the processor, and the instructions are executed by the at least one processor to implement the method for monitoring protection of rolling and unrolling cable car as described in any of the above embodiments.
As shown in fig. 7, the cable reel-out protection monitoring system 700 in this embodiment may include one or more of the following components: processing component 702, memory 704, power component 707, multimedia component 708, audio component 710, input/output (I/O) interface 712, sensor component 714, and communication component 717.
The processing component 702 generally controls the overall operation of the cable reel-off protection monitoring system 700. The processing components 702 may include one or more processors 720 to execute instructions to perform all or a portion of the steps of the methods described above. Further, the processing component 702 may include one or more modules that facilitate interaction between the processing component 702 and other components. For example, the processing component 702 may include a multimedia module to facilitate interaction between the multimedia component 708 and the processing component 702.
The memory 704 is configured to store various types of data to support operation of the cable payout car protection monitoring system 700. Examples of such data include instructions for any application or method operating on the cable reel-off protection monitoring system 700, such as text, pictures, video, and so forth. The memory 704 may be implemented by any type or combination of volatile or non-volatile memory devices such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.
A power supply component 707 provides power to the various components of the cable payout car protection monitoring system 700. The power components 707 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power supplies for the cable payout car protection monitoring system 700.
The multimedia component 708 includes a screen that provides an output interface between the cable payout car protection monitoring system 700 and a user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 708 may also include a front facing camera and/or a rear facing camera. When the cable reel-off car protection monitoring system 700 is in an operation mode, such as a shooting mode or a video mode, the front-facing camera and/or the rear-facing camera can receive external multimedia data. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.
The audio component 710 is configured to output and/or input audio signals. For example, audio component 710 may include an alarm and a microphone configured to receive external audio signals when the security monitoring system 700 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may further be stored in the memory 704 or transmitted via the communication component 717. In some embodiments, audio component 710 also includes a speaker for outputting audio signals.
The I/O interface 712 provides an interface between the processing component 702 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.
The sensor assembly 714 includes one or more sensors for providing various aspects of condition assessment for the cable payout car protection monitoring system 700. For example, the sensor assembly 714 may include an acoustic sensor. Additionally, sensor assembly 714 may detect an open/closed status of cable pay-off reel protection monitoring system 700, a relative positioning of components, such as a display and keypad of cable pay-off reel protection monitoring system 700, a change in position of cable pay-off reel protection monitoring system 700 or a component of cable pay-off reel protection monitoring system 700, the presence or absence of user contact with cable pay-off reel protection monitoring system 700, an orientation or acceleration/deceleration of cable pay-off reel protection monitoring system 700, and a change in temperature of cable pay-off reel protection monitoring system 700. The sensor assembly 714 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 714 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 714 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
Communication component 717 is configured to enable cable reel-off protection monitoring system 700 to provide wired or wireless communication capabilities with other devices and cloud platforms. The cable reel-out protection monitoring system 700 may have access to a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication component 717 receives a broadcast signal or broadcast associated information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 717 further includes a Near Field Communication (NFC) module to facilitate short-range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.
In an exemplary embodiment, the cable payout car protection monitoring system 700 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors, or other electronic components for performing the above-described methods.
Specifically, the cable reeling and unreeling vehicle protection monitoring system in the embodiment may be summarized as including a signal acquisition unit and a digital protection execution unit. The signal acquisition unit comprises an integrated bridge stack, the model of the integrated bridge stack can be DB35-17, a mutual inductor and an IGBT, the model of the IGBT can be G70N100, a power supply and a photoelectric coupler, the model of the IGBT can be A3120, a thermistor, the model of the IGBT can be MF58-100F-395H, a data main processor, the model of the signal acquisition unit can be S3F9454 and a display driver, the model of the signal acquisition unit can be TM1728 and PWM, and the model of the PWM generator can be SG 3525A;
as shown in fig. 8, after the three-phase power enters the integrated bridge stack DB35-17 for rectification, the three-phase power passes through a filter circuit and is inverted into square waves with a certain frequency by a series resonance inverter; meanwhile, a pin 14 of the PWM generator SG3525A is connected with a pin 2 of the photoelectric coupler A3120; the pin 7 and the pin 7 of the photoelectric coupler A3120 are simultaneously connected with the grid electrode of the IGBT; the pins P2.1, P2.3 and P2.4 of the data main processor S3F9454 are connected with the pins 2, 3 and 4 of the display driver TM 1728; as shown in fig. 9 and 10, the digital protection execution unit includes a data main processor S3F9454, a PWM generator SG3525A, a photo coupler a3120, a temperature detection module, an overvoltage detection module, an overcurrent detection module, a remote monitoring module; the signal acquisition ends IC3 and IC4 of the temperature detection module are connected with pins 17 and 17 of the data main processor S3F 9454; the signal acquisition end IC5 of the voltage detection module is connected with a 14 pin of the data main processor S3F 9454; a 1 pin of the integrated operational amplifier at the signal acquisition end of the current detection module is connected with a 15 pin of the data main processor S3F 9454; the remote monitoring module is connected with a pin 11 of the data main processor S3F 9454; the 14 pin of the PWM generator SG3525A is connected to the 7 pin of the photocoupler a 3120.
The monitoring system in this embodiment is actually generally divided into a signal acquisition part, a protection part, and a display and alarm part, wherein the signal acquisition part is a rectification, filtering, and inversion process of the induction heating power supply, and a driving circuit using a photoelectric coupler as an important component controls on and off of an IGBT in the inversion circuit. The protection part carries out real-time sampling detection on the monitoring points and sends the obtained running state information to the data main processor for processing. The processed digital data can be displayed in real time so that the operation condition of the device can be monitored by cable reeling and unreeling operators, and if a sampling numerical value is close to or exceeds a preset limit value, the device gives an alarm. The main core work of the digital protection execution unit is to detect various monitoring items in real time, transmit the monitoring items to the inside of a data main processor for analog-to-digital conversion, convert analog quantity which cannot be directly identified into visual digital quantity, compare and analyze the digital quantity with a preset limit value, and judge whether to execute protection turn-off action, if the protection turn-off action is executed, the device can be stopped by automatically turning off an induction heating power supply device or manually turning off an S1 switch, and then a main power supply gate is cut off, so that the device can be quickly and simply debugged. The monitoring system in this embodiment can specifically realize the induction heating power supply temperature in the car is put to the cable book, overvoltage, overcurrent real time monitoring protection, can show the data information value of gathering in real time, the manual work of being convenient for detects and inquires, when the detected value closes on to be in the work of automatic shutdown inverter when injecing the scope, automatic startup inverter work after resumeing the working range, so prevented effectively that the induction heating power supply from surpassing the phenomenon of work allowed range damage and taking place, the holistic safe operation of car is put to the cable book simultaneously also has been protected.
The application further provides a computer-readable storage medium, and when an instruction in the storage medium is executed by a processor corresponding to the cable winding and unwinding protection monitoring system, the cable winding and unwinding protection monitoring system can implement the cable winding and unwinding protection monitoring method described in any of the embodiments.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A protection monitoring method for a cable reeling and unreeling vehicle is characterized by comprising the following steps:
obtaining running state information of a cable reeling and unreeling vehicle, wherein the running state information comprises running information of a target device in the cable reeling and unreeling vehicle;
determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and a corresponding preset limit value;
and if the abnormal operation phenomenon exists, outputting a target alarm matched with the abnormal operation phenomenon.
2. The method of claim 1, wherein the obtaining operational status information of the cable reeling and unreeling vehicle comprises:
acquiring running state information of a data main processor, a power supply and voltage drive in the cable reeling and unreeling vehicle, wherein the running state information comprises running voltage and running temperature information;
and displaying the obtained running state information in real time.
3. The method of claim 2, wherein the determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon based on the operation state information and corresponding preset limit values comprises:
detecting the output voltage of the power supply and the temperature information driven by the voltage when the data main processor is in a normal operation state;
if the output voltage and/or temperature information is not matched with the corresponding preset limit, determining that an abnormal operation phenomenon exists;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
4. The method of claim 1, wherein the obtaining operational status information of the cable reeling and unreeling vehicle comprises:
acquiring load temperature information and voltage-driven temperature information of the cable reeling and unreeling vehicle;
carrying out digital processing on the obtained temperature information;
the determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and the corresponding preset limit value comprises the following steps:
determining whether the cable reeling and unreeling vehicle has an abnormal phenomenon or not based on a digital processing result and preset limit values respectively corresponding to the load temperature and the voltage driving temperature;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
5. The method of claim 1, further comprising:
acquiring power grid voltage information connected with the cable reeling and unreeling vehicle in a serial communication mode;
carrying out digital processing on the power grid voltage information;
determining whether the cable reeling and unreeling vehicle has an overvoltage operation phenomenon or not based on a digital processing result and an overvoltage preset limit value;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm when the overvoltage operation phenomenon occurs;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
6. The method of claim 1, wherein the obtaining operational status information of the cable reeling and unreeling vehicle comprises:
obtaining the running current information of the cable reeling and unreeling vehicle;
converting the operating current information into voltage information;
carrying out digital processing on the voltage information;
the determining whether the cable reeling and unreeling vehicle has abnormal operation phenomenon or not based on the operation state information and the corresponding preset limit value comprises the following steps:
determining whether the cable reeling and unreeling vehicle has an overcurrent operation phenomenon or not based on a digital processing result and a corresponding overcurrent preset limit value;
the outputting of the target alarm matched with the abnormal operation phenomenon if the abnormal operation phenomenon exists includes:
outputting the target alarm in case of an abnormal operation phenomenon;
and controlling the induction heating power supply device in a stop operation state in the cable reeling and unreeling vehicle.
7. The method according to any one of claims 3-6, wherein said outputting said target alert in case of abnormal operation phenomenon comprises:
determining the category information or characteristic information of the abnormal operation phenomenon;
and determining a target alarm matched with the current abnormal operation phenomenon based on the category information or the characteristic information and a preset alarm strategy, wherein the output form and the expression form of the target alarm are different corresponding to different abnormal operation phenomena.
8. The method according to any one of claims 3 to 6, wherein the controlling the induction heating power supply apparatus in the cable reel-up and reel-down vehicle to be in a stop operation state includes:
and under the condition that a target alarm is sent, controlling the heating power supply device to stop running through a remote control end of the cable reeling and unreeling vehicle.
9. The utility model provides a car protection monitored control system is put in cable book which characterized in that includes:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the one processor to perform the method of any one of claims 1-8 by the at least one processor.
10. A computer-readable storage medium having instructions that, when executed by a corresponding processor of a cable pay-off protection monitoring system, enable the cable pay-off protection monitoring system to implement the method of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110819516.9A CN113552404A (en) | 2021-07-20 | 2021-07-20 | Cable winding and unwinding vehicle protection monitoring method and system and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110819516.9A CN113552404A (en) | 2021-07-20 | 2021-07-20 | Cable winding and unwinding vehicle protection monitoring method and system and storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113552404A true CN113552404A (en) | 2021-10-26 |
Family
ID=78103562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110819516.9A Pending CN113552404A (en) | 2021-07-20 | 2021-07-20 | Cable winding and unwinding vehicle protection monitoring method and system and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113552404A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0638468A1 (en) * | 1993-08-12 | 1995-02-15 | ICSRD RÜCKHALTESYSTEME FÜR FAHRZEUGSICHERHEIT GmbH | Coupling for connecting the movement of the cable of a tensionner to the reel of a safety belt retractor |
| JP2006060316A (en) * | 2004-08-17 | 2006-03-02 | Yamada Corporation | Electric wire reel device |
| CN103318716A (en) * | 2013-06-05 | 2013-09-25 | 中国矿业大学 | System and method for monitoring faults of coal mine underground explosion-proof cable picking and laying machine |
| CN205772525U (en) * | 2016-05-17 | 2016-12-07 | 安徽铜冠机械股份有限公司 | Scraper cable rolling protection device |
| CN106915657A (en) * | 2015-12-26 | 2017-07-04 | 江苏星锐物联网股份有限公司 | A kind of take-up and pay-off device of communications optical cable bundling |
| CN108726286A (en) * | 2018-06-19 | 2018-11-02 | 国网冀北电力有限公司唐山供电公司 | A kind of movable type cable disk and safety custody method |
| CN208120463U (en) * | 2018-02-09 | 2018-11-20 | 中国神华能源股份有限公司 | Mine shuttle car twisted and released of the cable monitoring device |
| CN110824997A (en) * | 2019-11-28 | 2020-02-21 | 辽宁工程技术大学 | Intelligent tracking device and method for cable reeling and unreeling vehicle for open-pit mine |
| CN211254811U (en) * | 2019-07-17 | 2020-08-14 | 河南省金鹰电力勘测设计工程有限公司 | Cable drum device based on PLC control |
| CN211360069U (en) * | 2019-10-31 | 2020-08-28 | 邯郸钢铁集团有限责任公司 | Control device for preventing hot rolling roll changing trolley cable from being broken |
| CN212623667U (en) * | 2020-07-09 | 2021-02-26 | 特孚勒(武汉)工程动力技术有限公司 | Cable drum intelligent monitoring system |
| CN112938657A (en) * | 2021-01-25 | 2021-06-11 | 神华神东煤炭集团有限责任公司 | Cable laying device and cable winding and unwinding vehicle |
-
2021
- 2021-07-20 CN CN202110819516.9A patent/CN113552404A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0638468A1 (en) * | 1993-08-12 | 1995-02-15 | ICSRD RÜCKHALTESYSTEME FÜR FAHRZEUGSICHERHEIT GmbH | Coupling for connecting the movement of the cable of a tensionner to the reel of a safety belt retractor |
| JP2006060316A (en) * | 2004-08-17 | 2006-03-02 | Yamada Corporation | Electric wire reel device |
| CN103318716A (en) * | 2013-06-05 | 2013-09-25 | 中国矿业大学 | System and method for monitoring faults of coal mine underground explosion-proof cable picking and laying machine |
| CN106915657A (en) * | 2015-12-26 | 2017-07-04 | 江苏星锐物联网股份有限公司 | A kind of take-up and pay-off device of communications optical cable bundling |
| CN205772525U (en) * | 2016-05-17 | 2016-12-07 | 安徽铜冠机械股份有限公司 | Scraper cable rolling protection device |
| CN208120463U (en) * | 2018-02-09 | 2018-11-20 | 中国神华能源股份有限公司 | Mine shuttle car twisted and released of the cable monitoring device |
| CN108726286A (en) * | 2018-06-19 | 2018-11-02 | 国网冀北电力有限公司唐山供电公司 | A kind of movable type cable disk and safety custody method |
| CN211254811U (en) * | 2019-07-17 | 2020-08-14 | 河南省金鹰电力勘测设计工程有限公司 | Cable drum device based on PLC control |
| CN211360069U (en) * | 2019-10-31 | 2020-08-28 | 邯郸钢铁集团有限责任公司 | Control device for preventing hot rolling roll changing trolley cable from being broken |
| CN110824997A (en) * | 2019-11-28 | 2020-02-21 | 辽宁工程技术大学 | Intelligent tracking device and method for cable reeling and unreeling vehicle for open-pit mine |
| CN212623667U (en) * | 2020-07-09 | 2021-02-26 | 特孚勒(武汉)工程动力技术有限公司 | Cable drum intelligent monitoring system |
| CN112938657A (en) * | 2021-01-25 | 2021-06-11 | 神华神东煤炭集团有限责任公司 | Cable laying device and cable winding and unwinding vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107534312B (en) | Remote power control and monitoring of vehicle power systems | |
| CN103280041B (en) | Automatically deploy troops on garrison duty the monitoring method of virtual electronic fence and system | |
| KR20140073043A (en) | Application service system of smart terminal for watching power equipment | |
| US20120272312A1 (en) | Upper-order computer, lower-order computer, monitoring system and monitoring method | |
| JP2020532252A (en) | Signal transmission system and signal transmission method | |
| WO2020011234A1 (en) | Dual-battery charging and discharging method and apparatus, terminal, and storage medium | |
| CN114325473B (en) | Short circuit detection circuit, short circuit detection method, short circuit detection device, electronic equipment and storage medium | |
| CN105984340A (en) | Vehicle speed control method and device | |
| KR102203809B1 (en) | Mobile type management device for monitoring construction site | |
| TWI664102B (en) | A power supply system for vehicle control unit and method thereof | |
| CN113552404A (en) | Cable winding and unwinding vehicle protection monitoring method and system and storage medium | |
| US10266135B2 (en) | System and method for controlling a dark current of a vehicle | |
| JP2019501611A (en) | Power supply control method, apparatus, and power strip for power strip | |
| CN210270567U (en) | Remote monitoring and maintaining device of terminal monitoring equipment | |
| KR101229963B1 (en) | System for motor supervisory control unit | |
| CN104460612A (en) | Substation safety supervision system | |
| CN203504688U (en) | Identification system for suspicious act in parking lot | |
| CN114283601A (en) | Vehicle driving method, system, television and storage medium | |
| CN210802546U (en) | Wireless temperature and humidity inspection alarm system | |
| CN113030781A (en) | Electric leakage detection method and electronic equipment | |
| CN207541477U (en) | A kind of gas station's liquid level controlling system | |
| CN209167846U (en) | A kind of automobile starter control system | |
| CN109946546A (en) | A kind of the degradation system and method for excessive heating protection of photoelectrical coupler | |
| CN205178936U (en) | Servo motor driver remote monitoring device | |
| WO2010023981A1 (en) | Display terminal, work object device, and manual read system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |