CN112197805A - Sensing layer device and monitoring system for electric power construction equipment - Google Patents
Sensing layer device and monitoring system for electric power construction equipment Download PDFInfo
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- CN112197805A CN112197805A CN202010919135.3A CN202010919135A CN112197805A CN 112197805 A CN112197805 A CN 112197805A CN 202010919135 A CN202010919135 A CN 202010919135A CN 112197805 A CN112197805 A CN 112197805A
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- 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
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Abstract
The invention relates to a sensing layer device and a monitoring system of electric power construction equipment, wherein the sensing layer device comprises: the main controllers are provided with a plurality of main controllers which are respectively arranged on the traction machine, the tension machine, the vacuum unit, the oil filter and the dry air generator and are provided with interfaces for connecting the sensors; a tractor sensor group connected to an interface of a main controller of the tractor; the tensioner sensor group is connected to an interface of a main controller of the tensioner; the vacuum machine sensor group is connected to an interface of a main controller of the vacuum machine; the oil filter sensor group is connected to an interface of a main controller of the oil filter; a generator sensor group connected to an interface of a main controller of the dry air generator. Compared with the prior art, the method and the system have the advantages that the sensing layer of the whole electric power construction equipment is improved, and the main controller and the corresponding sensor group are upgraded, so that the data acquisition is more intelligent, the labor amount is reduced, and the accuracy of the monitoring system is improved.
Description
Technical Field
The invention relates to a power construction equipment monitoring technology, in particular to a power construction equipment sensing layer device and a monitoring system.
Background
With the continuous improvement of the mechanization degree of the electric power engineering construction, the more important the construction equipment becomes in the electric network engineering construction. The state operation, maintenance and the like of construction equipment such as a stretching machine, an oil filter, a vacuum unit, a dry air generator and the like which are commonly used in the power transmission and transformation engineering construction still adopt on-site checking and paper mode recording equipment operation conditions, and the operation, maintenance and the like of the equipment are both traditional and passive in terms of operation, maintenance and management methods. When equipment breaks down, the fault point is difficult to judge accurately in time, so that equipment faults cannot be processed in time, and construction safety and quality are greatly influenced.
The current common construction equipment remote monitoring method comprises an equipment state monitoring method based on a remote video and an equipment state monitoring method based on configuration software. The equipment state monitoring method based on the remote video comprises the steps of installing a camera on construction equipment, checking and monitoring by a specially-assigned person, recording data of an operation panel in real time, and analyzing and researching the data. The information on the control panel of the equipment still needs to be manually recorded and viewed, and the record is not essentially different from the record viewed by a worker on site. The equipment state monitoring method based on the configuration software is the configuration software matched with intelligent construction equipment, is provided with complete equipment hardware and a software system, realizes remote monitoring of the equipment through configuration software development, is high in cost, needs to purchase novel complete equipment, has higher requirements on the level of constructors, is different in monitoring system of each equipment manufacturer, and is inconvenient to manage and apply.
Disclosure of Invention
The invention aims to provide a sensing layer device and a monitoring system of electric power construction equipment, which are used for modifying and designing the sensing layer of the whole electric power construction equipment and upgrading a main controller and a corresponding sensor group, so that data acquisition is more intelligent, the amount of manual labor is reduced, and the accuracy of the monitoring system is improved.
The purpose of the invention can be realized by the following technical scheme:
an electric power construction equipment sensing layer device, comprising:
the main controllers are arranged in a plurality of groups, are respectively arranged on the traction machine, the tension machine, the vacuum unit, the oil filter and the dry air generator, and are provided with interfaces for connecting various sensors;
a tractor sensor group connected to an interface of a main controller of the tractor;
the tensioner sensor group is connected to an interface of a main controller of the tensioner;
the vacuum machine sensor group is connected to an interface of a main controller of the vacuum machine;
the oil filter sensor group is connected to an interface of a main controller of the oil filter;
a generator sensor group connected to an interface of a main controller of the dry air generator.
Further, the oil filter sensor group comprises an oil feeding pressure sensor, an oil discharging pressure sensor, a vacuum degree sensor, an oil feeding temperature sensor, a heating temperature sensor, an oil discharging temperature sensor, a flow sensor and an oil-gas separation chamber liquid level sensor.
Furthermore, the tractor sensor group comprises a traction force sensor, a traction speed sensor, a hydraulic oil level sensor, an engine rotating speed sensor, a system pressure sensor, a fan pressure sensor, an oil supplementing pressure sensor, a winding pressure sensor, a water temperature sensor, a hydraulic oil temperature sensor and a storage battery voltage sensor.
Furthermore, the tension sensor, the anti-tension sensor, the linear velocity sensor, the system oil supplementing pressure sensor, the brake pressure sensor, the tension pressure sensor, the engine oil pressure sensor, the oil supplementing pressure sensor, the tail car pressure sensor, the hydraulic oil temperature sensor, the engine rotating speed sensor, the water temperature sensor, the fuel oil level sensor and the battery jar voltage sensor.
Further, the vacuum machine sensor group comprises a vacuum degree sensor.
Further, the generator sensor group comprises a dew point temperature sensor, an outlet air pressure sensor and an outlet air flow sensor.
Furthermore, the flow sensor can be connected with the flow sensor in a networking mode, is connected with a main controller of the oil filter, and is provided with a control panel display screen for displaying flow data.
Furthermore, the oil inlet temperature sensor and the oil outlet temperature sensor are connected to the existing pipeline through a three-way valve.
A monitoring system including the above sensing layer device, comprising:
a sensing layer arrangement;
the edge Internet of things device is connected to each main controller in the sensing layer device;
and the online monitoring platform is connected with the edge Internet of things device and is configured to provide a graphical interaction interface for displaying the state of each piece of equipment.
Furthermore, the system also comprises a mobile terminal, and the mobile terminal is connected with the online monitoring platform.
Compared with the prior art, the invention has the following beneficial effects:
1. the sensing layer of the whole electric power construction equipment is modified and designed, and a main controller and a corresponding sensor group are upgraded, so that data acquisition is more intelligent, the accuracy of a monitoring system is improved while the amount of manual labor is reduced, and the targets of equipment state monitoring, fault alarming, equipment position positioning and the like are easily realized; the construction equipment state real-time monitoring is realized, the construction mechanization and automation efficiency of the engineering site is improved, and equipment guarantee is provided for the engineering construction safety, quality and construction period. Meanwhile, timely and accurate equipment inspection work order recording, equipment maintenance file recording and the like are ensured, and the whole process management of acquisition, monitoring and archiving of construction equipment information data is formed.
2. The oil inlet temperature sensor and the oil outlet temperature sensor are connected to the existing pipeline through the three-way valve, so that the functions of the original oil drain valve are guaranteed, and the temperature sensors are smoothly installed.
3. The data maintenance is carried out through the online monitoring platform, and the maintenance work intensity can be reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a technical roadmap for the present invention;
FIG. 3 is a schematic diagram of a butt joint technology of an edge Internet of things device and construction equipment;
FIG. 4 is a schematic diagram of a system development and deployment process.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
An electric power construction equipment sensing layer device, as shown in fig. 1, comprises:
the main controllers are arranged in a plurality of groups, are respectively arranged on the traction machine, the tension machine, the vacuum unit, the oil filter and the dry air generator, and are provided with interfaces for connecting various sensors;
a tractor sensor group connected to an interface of a main controller of the tractor;
the tensioner sensor group is connected to an interface of a main controller of the tensioner;
the vacuum machine sensor group is connected to an interface of a main controller of the vacuum machine;
the oil filter sensor group is connected to an interface of a main controller of the oil filter;
a generator sensor group connected to an interface of a main controller of the dry air generator.
The data requirements for each construction equipment at the sensing level are shown in table 1.
TABLE 1
Thus, a specific sensor group design is as follows:
the oil filter sensor group comprises an oil feeding pressure sensor, an oil discharge pressure sensor, a vacuum degree sensor, an oil inlet temperature sensor, a heating temperature sensor, an oil outlet temperature sensor, a flow sensor and an oil-gas separation chamber liquid level sensor.
The tractor sensor group comprises a traction force sensor, a traction speed sensor, a hydraulic oil level sensor, an engine rotating speed sensor, a system pressure sensor, a fan pressure sensor, an oil supplementing pressure sensor, a winding pressure sensor, a water temperature sensor, a hydraulic oil temperature sensor and a storage battery voltage sensor.
The system comprises a tension sensor, a reverse tension sensor, a linear velocity sensor, a system oil supplementing pressure sensor, a brake pressure sensor, a tension pressure sensor, an engine oil pressure sensor, an oil supplementing pressure sensor, a tail car pressure sensor, a hydraulic oil temperature sensor, an engine rotating speed sensor, a water temperature sensor, a fuel oil liquid level sensor and a storage battery voltage sensor.
The vacuum machine sensor group comprises a vacuum degree sensor.
The generator sensor group comprises a dew point temperature sensor, an air outlet pressure sensor and an air outlet flow sensor.
The flow sensor can be networked, is connected with a main controller of the oil filter, and is provided with a control panel display screen for displaying flow data.
The running time and the accumulated running time are obtained by a timer.
The oil inlet temperature sensor and the oil outlet temperature sensor are connected to the existing pipeline through a three-way valve.
A monitoring system including the above sensing layer device, as shown in fig. 2 and 3, includes:
a sensing layer arrangement;
the edge Internet of things device is connected to each main controller in the sensing layer device;
and the online monitoring platform is connected with the edge Internet of things device and is configured to provide a graphical interaction interface for displaying the state of each piece of equipment.
Further, the system also comprises a mobile terminal, and the mobile terminal is connected with the online monitoring platform.
The monitoring system is stable in state monitoring, timely in fault alarming, convenient and intelligent in operation and maintenance, strong in innovativeness, wide in applicability, convenient to apply and high in popularization, system development greatly improves the operation state, routing inspection, operation maintenance and fault processing efficiency of equipment, construction equipment is safe and stable in operation, cost is effectively saved, new technical and new methods are applied to construction equipment management to solve problems, and technical innovation capability of ubiquitous Internet of things application is highlighted.
The development and deployment process of the system is shown in fig. 4. This application is based on advanced internet of things, through the perception layer device transformation that equips electric power construction and adopt novel intelligent thing allies oneself with device butt joint control ware, through setting up communication protocol between equipment control ware communication address and the thing allies oneself with device and the equipment and study, realizes functions such as state remote monitoring, trouble real-time warning, equipment position location and fortune dimension archives record that the construction was equipped. The specific characteristics are as follows:
sensing layer device: the main technical parameters of the equipment are mainly modified, the main technical parameters of the equipment are modified, the main controller interface of the equipment is modified, sensing sensors such as a temperature sensor, a pressure sensor, a liquid level sensor, a flow sensor and the like are modified, and an intelligent plug-in sensor is adopted; the interface of the main controller adopts an RS485 interface, the interface supports multi-point connection and allows a network of 32 nodes to be established; the maximum transmission distance is 1200m, high-speed transmission of 100kb/s is supported when the transmission distance is 1200m, the transmission performance is good, and the anti-interference capability is strong.
Edge thing allies oneself with the device: a novel intelligent Internet of things gateway device is adopted for a butt joint construction equipment controller, a device power supply supplies power through alternating current 220V or direct current 24V, a control loop is adopted by a power transformation engineering construction equipment Internet of things device to supply power for 220V alternating current, and power supply of an Internet of things cloud box is taken from an equipment contactor; the line engineering equipment supplies power to the Internet of things cloud box through a starting storage battery on the equipment. An MODBUS-RTU communication protocol is adopted between the equipment controller and the Internet of things device, so that the transmission efficiency is high, and the safety is good; the wireless network card built in the cloud box is used for data remote transmission, wireless network data transmission is selected, and difficulty caused by movement of equipment is avoided. The device and rig interface in the manner shown in fig. 3.
An online monitoring platform: the on-line monitoring management platform mainly comprises a mobile terminal of a mobile phone and a webpage terminal of a computer, which are used for monitoring and managing the running state of equipment, real-time fault alarm, positioning and displaying of equipment position maps and the like. The equipment running state is used for checking main parameters of equipment running through a mobile phone end and a computer end; the fault real-time alarm is informed by message pushing of a monitoring system mobile phone APP terminal; the equipment position is positioned through a GPS signal transmitted by an antenna of the cloud box device, and the position of the equipment can be visually checked on a map. The equipment maintenance is rapidly recorded on line in a picture mode.
On the basis of data requirement, the equipment is modified by various sensors and controller hardware of a sensing layer, and various signal sensors are selected. And secondly, the operation performance quality of the equipment is not influenced, and the equipment is monitored in a remote networking mode on the premise of ensuring the on-site display function of the equipment. The following illustrates the design of a portion of the sensor,
(1) flow sensor transformation: the intelligent flow sensor is used for replacing an original local digital display flow sensor, the flow sensor transmits a sensed flow signal to the oil filter controller for processing, and then the flow data is displayed through the display screen of the control panel, so that local display under an equipment state line is guaranteed on one hand, and data are transmitted to the equipment controller on the other hand, and a foundation is made for state remote transmission.
(2) Temperature sensor transformation: the temperature sensor is installed by drilling and welding a branch pipe on an oil pipeline for installing the sensor, the oil pipeline is a stainless steel cylindrical pipeline, so that the drilling is difficult, residual iron scraps in the oil inlet pipeline can be caused by the drilling, and the pressure test and the air tightness test of equipment are required after the branch pipe is welded, so that the workload is high, and the safety is low. Through utilizing to install a three-way valve adapter additional on the current oil inlet pipe way oil drain valve, one end links to each other with the former oil drain valve branch pipe of oil inlet pipe way, and one end links to each other with the oil drain valve, and one end is connected with temperature sensor, has not only guaranteed original oil drain valve function but also has realized temperature sensor's smooth installation.
(3) Pressure sensor transformation: the system comprises sensors such as traction force, tension, oil supplementing pressure, system pressure, fan pressure, winding pressure, brake pressure and tail car pressure, and data signals are relatively more. The pressure sensing is used for acquiring pressure signals through a pressure sensor, the pressure sensor of the stretching machine reads the pressure signals through a German Danfoss pressure type sensor, and the pressure sensor acquires data and transmits the data to a controller of the stretching machine.
(4) Fuel level sensor transformation: an oil level sensor is arranged on the fuel tank to sense the power fuel condition of the equipment in real time.
(5) And (3) transforming and upgrading the main controller: the power transformation oil filter and other construction equipment controllers adopt PLC controllers, and expansion modules are added to the situation that a control interface is lack of the PLC controllers, so that more sensor signals can be accessed.
The traction machine belongs to mechanical equipment, a controller selects a higher protection level, and the control of the whole vehicle is realized by adopting the dedicated Gaussian road motion control of engineering machinery. The controller has the advantages of high protection level, high operation speed and strong communication interface capability.
This application adopts a novel intelligence thing to ally oneself with gateway device butt joint construction equipment controller, and the communication interface between device power supply source equipment controller and the thing allies oneself with the device adopts RS485 two-wire system interface, adopts RS485 communication protocol mode, docks the A1 of thing allies oneself with the A1 terminal of device and the Tx/B and Rx/A communication terminal of PLC controller. The uplink communication is wireless network communication, a wireless network card is arranged in the internet of things cloud box device, a signal transmission antenna (such as an antenna in fig. 3) is externally connected to the internet of things device, a radio frequency base is screwed on a connector of the antenna and placed at the top of the equipment control box or an open position, and the antenna is wirelessly transmitted and transmits data to the cloud end for processing. The physical connection device and the construction equipment are actually butted by a clamping groove installation mode, and the installation layout is reasonable.
Setting and debugging a communication address: after the equipment sensor is transformed and the Internet of things device is installed, the communication address of the controller is set.
Engineering application testing was as follows: after accomplishing work success such as equipment perception layer transformation, edge thing allies oneself with device access, communication protocol debugging, with state monitoring system application to actual engineering in, at electric engineering 800kV thazhou station, 1000kV scouring pond station and line engineering 110kV chongming Lexu in the direct application test, realized that computer end and cell-phone end carry out long-range real-time supervision, fault alarm are reminded, the maintenance is due to the time to remind, functions such as maintenance archives electronization, technical data electronization to equipment running state.
(1) System computer side monitoring
Equipment state location map distribution: green in the map represents equipment operation, grey represents equipment shutdown, yellow represents equipment maintenance due, and red represents equipment failure.
(2) System handset side monitoring
The mobile phone end monitoring is application software APP monitoring, is convenient to install and simple to operate, and comprises a mobile phone end home page, tractor state monitoring and oil filter state monitoring; the monitoring system has a simple and visual interface and is simple to operate.
Claims (10)
1. The utility model provides an electric power construction equipment perception layer device which characterized in that includes:
the main controllers are provided with a plurality of main controllers which are respectively arranged on the traction machine, the tension machine, the vacuum unit, the oil filter and the dry air generator and are provided with interfaces for connecting the sensors;
a tractor sensor group connected to an interface of a main controller of the tractor;
the tensioner sensor group is connected to an interface of a main controller of the tensioner;
the vacuum machine sensor group is connected to an interface of a main controller of the vacuum machine;
the oil filter sensor group is connected to an interface of a main controller of the oil filter;
a generator sensor group connected to an interface of a main controller of the dry air generator.
2. The electric power construction equipment sensing layer device according to claim 1, wherein the oil filter sensor group comprises an oil feeding pressure sensor, an oil discharging pressure sensor, a vacuum degree sensor, an oil feeding temperature sensor, a heating temperature sensor, an oil discharging temperature sensor, a flow sensor and an oil-gas separation chamber liquid level sensor.
3. The electrical construction equipment sensing layer device of claim 1, wherein the tractor sensor group comprises a traction force sensor, a traction speed sensor, a hydraulic oil level sensor, an engine speed sensor, a system pressure sensor, a fan pressure sensor, an oil supplementing pressure sensor, a winding pressure sensor, a water temperature sensor, a hydraulic oil temperature sensor and a battery voltage sensor.
4. The electric power construction equipment sensing layer device according to claim 3, wherein the tension sensor, the anti-tension sensor, the linear velocity sensor, the system oil supplementing pressure sensor, the brake pressure sensor, the tension pressure sensor, the engine oil pressure sensor, the oil supplementing pressure sensor, the tail car pressure sensor, the hydraulic oil temperature sensor, the engine speed sensor, the water temperature sensor, the fuel oil level sensor and the battery voltage sensor.
5. The electric power construction equipment sensing layer device as claimed in claim 1, wherein the vacuum machine sensor group comprises a vacuum degree sensor.
6. The electrical construction equipment sensing layer device of claim 1, wherein the generator sensor group comprises a dew point temperature sensor, an outlet air pressure sensor and an outlet air flow sensor.
7. The electric power construction equipment sensing layer device according to claim 2, wherein the flow sensor is a network-connectable flow sensor, is connected with a main controller of the oil filter, and is provided with a control panel display screen for displaying flow data.
8. The electric power construction equipment sensing layer device of claim 2, wherein the oil inlet temperature sensor and the oil outlet temperature sensor are connected to an existing pipeline through a three-way valve.
9. A monitoring system comprising a sensor layer arrangement according to any of claims 1-8, comprising:
a sensing layer arrangement;
the edge Internet of things device is connected to each main controller in the sensing layer device;
and the online monitoring platform is connected with the edge Internet of things device and is configured to provide a graphical interaction interface for displaying the state of each piece of equipment.
10. The monitoring system of claim 9, further comprising a mobile terminal connected to the online monitoring platform.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113467294A (en) * | 2021-06-17 | 2021-10-01 | 嘉兴市恒光电力建设有限责任公司 | Intelligent tension system and method for Internet of things |
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