CN113162805B - Configuration method of data acquisition unit and sensor - Google Patents
Configuration method of data acquisition unit and sensor Download PDFInfo
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- CN113162805B CN113162805B CN202110439785.2A CN202110439785A CN113162805B CN 113162805 B CN113162805 B CN 113162805B CN 202110439785 A CN202110439785 A CN 202110439785A CN 113162805 B CN113162805 B CN 113162805B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The invention discloses a configuration method of a data collector and sensors, which comprises the steps of compiling sensor IDs corresponding to a plurality of sensors; compiling a data configuration table of each sensor ID and the characteristic parameters thereof; establishing a virtual address for a hardware port of a data acquisition unit through software; dividing hardware ports of a data acquisition unit into a plurality of ports according to circuit types; respectively configuring sensor IDs (identity) which can be connected with hardware ports according to signal systems; opening a port setting interface in a display interface, closing a hardware port, selecting a certain sensor for matching, sending configuration data to a data acquisition unit by the display through a bus, and sending the same configuration data to the display by the data acquisition unit if the configuration data is correct after the configuration data is received by the data acquisition unit; if the configuration data is wrong, the data acquisition unit sends configuration error to the display. By using the invention, the sensor can be rapidly configured to be connected with the data acquisition unit, and the display can automatically identify the sensor and display.
Description
Technical Field
The invention relates to the technical field of data acquisition, in particular to a configuration method of a data acquisition unit and a sensor.
Background
A mining locomotive data collector is used for monitoring the whole vehicle parameters of a coal mine vehicle. The data acquisition unit can be connected with various sensors in a matching mode, the types and the number of the sensors are not fixed, the data acquisition unit can send data monitored by the sensors to the display equipment, and the display equipment analyzes, displays, alarms, prompts and the like according to the received data.
However, the existing data collector connected sensors have some problems, for example, the number of sensors that the data collector can be connected with is fixed, and cannot be increased or decreased, the increased sensors cannot display data on the display, the decreased sensors can always give an alarm at the display end, and the characters displayed at the display end cannot be removed; the type of the data acquisition unit hardware port capable of being matched with the sensor is fixed and can not be replaced; when the sensors are switched, parameters such as measuring range, alarm value and the like of the sensors need to be reconfigured; on the same bus, the data collectors cannot be cascaded.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the technical problem that the data acquisition unit and the sensors are inconvenient to use when being matched and connected in the prior art, the invention provides a configuration method of the data acquisition unit and the sensors.
The technical scheme adopted by the invention for solving the technical problems is as follows: a configuration method of a data collector and a sensor comprises the following steps:
s1: compiling sensor IDs corresponding to a plurality of sensors, each of the sensor IDs being unique;
s2: compiling a data configuration table of each sensor ID and the characteristic parameters thereof, and storing the data configuration table in an external memory of the data acquisition unit;
s3: establishing a virtual address for a hardware port of the data acquisition unit through software, wherein each hardware port has an independent virtual address;
s4: dividing hardware ports of the data acquisition unit into a temperature acquisition port, an analog quantity voltage acquisition port, an analog quantity current acquisition port, a frequency acquisition port and a bus acquisition port according to circuit types;
s5: according to a signal system, respectively configuring the sensor IDs which can be matched and connected with the temperature acquisition port, the analog quantity voltage acquisition port, the analog quantity current acquisition port, the frequency acquisition port and the bus acquisition port;
s6: opening a port setting interface in a display interface, closing the hardware port, selecting a certain sensor for matching, sending configuration data to the data acquisition unit by the display through a bus, and sending the same configuration data to the display by the data acquisition unit if the configuration data is correct after the data acquisition unit receives the configuration data; and if the configuration data is wrong, the data acquisition unit sends configuration error to the display.
According to the configuration method of the data collector and the sensor, the data collector and the sensor can be conveniently connected by compiling the independent ID and the data configuration table of the sensor and constructing the virtual address of the hardware port of the data collector, and the number of the connected sensors can be increased or reduced; the hardware port of the data acquisition unit can be connected with various sensors as long as the signal formats output by the sensors are consistent, so that the utilization rate of the hardware port is improved; the data configuration table of the sensor is pre-stored in the external memory, and when a certain sensor is called, the data configuration table of the sensor can be automatically loaded by the data acquisition unit without repeated configuration, so that the working efficiency is improved.
Further, specifically, the method further includes: after receiving the configuration data, the data acquisition unit immediately searches the data configuration table corresponding to the configuration data in the external memory and loads the data configuration table into a current program, meanwhile, the data acquisition unit sends the monitoring data of the sensor connected to the hardware port corresponding to the configuration data to the display, and when the configuration data of the hardware port received by the data acquisition unit is changed into 0xFF, the data acquisition unit stops sending the monitoring data of the sensor to the display. The data acquisition unit identifies whether the configuration data sent by the display is correct or not by verifying the configuration data, sends the monitoring data of the sensor to the display for displaying, immediately stops sending the monitoring data to the display when the configuration data is changed into 0xFF, immediately closes the display information about the sensor on the display, and does not occupy the display interface of the display any more.
Further, specifically, the method further includes: the display distinguishes the type of the sensor according to the received sensor ID and automatically displays character information related to the characteristic parameters of the sensor; and when the hardware port is closed, the display immediately closes the text message. Because each sensor has an independent sensor ID, the display can quickly identify which sensor is according to the sensor ID, display the character information related to the characteristic parameter corresponding to the sensor, and display the corresponding monitoring data under the character information related to the characteristic parameter.
Further, specifically, the method further includes: when a new sensor is added, compiling a new sensor ID and updating the data configuration table; and meanwhile, updating the virtual address of the hardware port of the data acquisition unit. When a new sensor is needed, a new sensor ID and a data configuration table thereof can be compiled and stored in an external memory, and a new virtual address is established for matching, so that the monitoring data of the sensor can be quickly called when the monitoring data of the sensor needs to be checked.
Further, specifically, the configuration data includes: the virtual address of the data acquisition device hardware port and the sensor ID matched and connected with the virtual address. The program can conveniently operate the hardware port of the data acquisition unit through the virtual address and the sensor ID, and the operation efficiency is improved.
Further, specifically, the characteristic parameters include a signal output range, a measurement range, an alarm value, an action value, and a data transmission period. These characteristic parameters may substantially reflect the characteristics of the sensor, facilitating the user's understanding of the sensor.
Further, specifically, the text information includes: the sensor monitors the value, alarm information and action information. The text information can be displayed on the display interface of the display, so that a user can know the situation intuitively.
Further, specifically, the external memory of the data collector is a nonvolatile external memory. The non-volatile external memory is convenient for reading, writing and expanding, and can ensure that data can not be lost when the computer is shut down or is shut down suddenly or accidentally.
The configuration method of the data collector and the sensor has the advantages that the data collector and the sensor can be conveniently connected by compiling the independent ID and the data configuration table of the sensor and constructing the virtual address of the hardware port of the data collector, and the number of the connected sensors can be increased or reduced; the hardware port is connected with the sensors according to the signal system, and the hardware port of the data acquisition unit can be connected with various sensors as long as the signal formats output by the sensors are consistent, so that the utilization rate of the hardware port is improved; the data configuration table of the sensor is pre-stored in the external memory, when a certain sensor is called, the data configuration table of the sensor can be automatically loaded by the data acquisition unit without repeated configuration, and the working efficiency is improved; the display can identify the type of the sensor through the sensor ID and display related text information, and the text information of the sensor automatically disappears on a display interface of the display after the hardware port of the data acquisition unit is closed; the hardware port of the data acquisition unit can be connected with various sensors, each sensor independently arranges ID, and the corresponding display end displays different text information, namely, the text information is configured and displayed immediately and disappears immediately when the data acquisition unit is closed; when one data acquisition unit can not meet the requirement of acquiring the number of the sensors, a plurality of data acquisition units can be adopted for cascading without conflict.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of a method of configuring a data collector and sensor of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
As shown in fig. 1, which is a preferred embodiment of the present invention, a method for configuring a data collector and a sensor includes the following steps:
s1: sensor IDs are programmed for the plurality of sensors, each sensor ID being unique.
It should be noted that the sensors may include multiple monitoring types, such as engine speed, driving speed, water level of the exhaust gas treatment tank, water level of the water replenishing tank, oil level of the diesel tank, oil level of the hydraulic tank, engine water temperature, surface temperature, intake and exhaust temperature, oil temperature of the hydraulic tank, engine oil temperature, front axle and rear axle brake temperature, torque converter temperature, driving environment temperature, engine oil pressure, intake and exhaust pressure, axle brake pressure, transmission pressure, torque converter pressure, accumulator pressure, methane concentration, backup power supply tank voltage and electric quantity, vehicle climbing inclination angle, etc., each sensor compiles a unique sensor ID to avoid confusion, for example, as shown in table 1:
TABLE 1 sensor ID example Table
| Sensor name | Sensor ID | Sensor name | Sensor ID |
| Speed sensor 0 | 04 | Engine oil pressure analog quantity | 2C |
| Speed sensor 1 | 05 | Oil pressure switching value | 2D |
| Speed sensor 0 | 06 | Energy storage pressure analog quantity | 2E |
| Rotation speed sensor 1 | 07 | Energy storage pressure switching value | 2F |
| Diesel level analog quantity | 08 | Panel type combined switch | 30 |
| Diesel oil level switching value | 09 | Handle type combined switch | 31 |
| Hydraulic oil level analog quantity | 0A | Analog quantity of brake pressure | 32 |
| Hydraulic oil level switching value | 0B | Brake pressure switching value | 33 |
| Water level analog quantity of water washing tank | 0C | Analog quantity of backing pressure | 34 |
| Water level switch of water washing tank | 0D | Pressure switch for backing car | 35 |
| Water level analog quantity of water supply tank | 0E | Analog quantity of stroke displacement | 36 |
| Water level switch of water supply tank | 0F | Displacement of stroke switching value | 37 |
| Oil temperature 0 of hydraulic oil tank | 10 | Methane transducer | 38 |
| Oil temperature 1 of hydraulic oil tank | 11 | Protection device host 0 | 39 |
| Cooling water temperature of engine 0 | 12 | Display 0 | 3A |
The sensor ID is preferably a two-digit code, so that the software operation load is not increased, the operation efficiency can be improved, and when a new sensor with selenium is required to be added, the sensor ID can be continuously programmed.
S2: and compiling a data configuration table of each sensor ID and the characteristic parameters thereof, and storing the data configuration table in an external memory of the data acquisition unit.
It should be noted that the characteristic parameters include a signal output range, a measurement range, an alarm value, an action value, a data transmission period, and the like, the external memory of the data collector is a nonvolatile external memory, and the nonvolatile memory can ensure that data is not lost when the computer is turned off or the computer is turned off suddenly or accidentally, and the acquired data are lost once, which causes a very serious influence due to a very severe environment under a mine. The plurality of sensor IDs, signal output ranges, measurement ranges, alarm values, action values, data transmission periods, and the like form a data configuration table (as shown in table 2), where 0xFF indicates that the hardware port of the data collector is closed. Each sensor ID has a corresponding data configuration table.
Table 2 data configuration table
S3: the hardware ports of the data acquisition unit establish virtual addresses through software, and each hardware port has an independent virtual address.
It should be noted that the hardware port establishes a virtual address, which may facilitate controlling the hardware port through the virtual address, for example, configuring the type of sensor that the hardware port can be connected to.
S4: the hardware port of the data acquisition unit is divided into a temperature acquisition port, an analog quantity voltage acquisition port, an analog quantity current acquisition port, a frequency acquisition port and a bus acquisition port according to the circuit type.
It should be noted that after the hardware ports of the data acquisition devices are classified according to the circuit types, the hardware port of one data acquisition device can be connected with a plurality of sensors, so that the utilization rate of the hardware port of the data acquisition device can be improved.
S5: according to the signal system, a temperature acquisition port, an analog quantity voltage acquisition port, an analog quantity current acquisition port, a frequency acquisition port and a bus acquisition port are respectively configured with sensor IDs which can be matched and connected.
It should be noted that the signal format refers to the type and value of the transmission signal used between the instruments, for example, the analog voltage collecting port can be connected with a switch quantity sensor, a voltage sensor, a continuous liquid level sensor, etc.
S6: opening a port setting interface in a display interface, closing a hardware port, selecting a certain sensor for matching, sending configuration data to a data acquisition unit by the display through a bus, and sending the same configuration data to the display by the data acquisition unit if the configuration data is correct after the configuration data is received by the data acquisition unit; if the configuration data is wrong, the data acquisition unit sends configuration error to the display.
It should be noted that, the configuration data includes a virtual address of a hardware port of the data acquisition device and a sensor ID for matching the virtual address, a port setting interface of the display is opened, the hardware port is closed to prevent interference, then a certain sensor is selected to match the data acquisition device by a remote controller or a key, the display sends the virtual address of the hardware port of the data acquisition device and the sensor ID for matching the virtual address to the data acquisition device through a bus, the data acquisition device receives the virtual address and the sensor ID and checks, if the virtual address and the sensor ID sent by the display are configured correctly, the data acquisition device sends the same virtual address and the same sensor ID to return to the display; if the virtual address and the sensor ID are wrong in configuration, for example, the virtual address and the sensor ID conflict, the current hardware port does not support the sensor ID or the sensor ID is not in the data configuration table, and the like, the data collector replies a message of "wrong configuration" to the display.
S7: after receiving the configuration data, the data acquisition unit immediately searches the data configuration table corresponding to the configuration data in the external memory and loads the data configuration table into a current program, meanwhile, the data acquisition unit sends the monitoring data of the sensor connected to the hardware port corresponding to the configuration data to the display, and when the configuration data of the hardware port received by the data acquisition unit is changed into 0xFF, the data acquisition unit stops sending the monitoring data of the sensor to the display.
It should be noted that, after receiving the configuration data sent by the display, the data acquisition device immediately searches the data configuration table of the sensor ID in the external memory and loads the data configuration table into the current program, and at the same time, the data acquisition device sends the monitoring data of the sensor to the display for displaying, and when the configuration data of the sensor ID received by the display becomes 0xFF, the port setting interface of the display closes the hardware port, and the data acquisition device also stops sending the monitoring data of the sensor connected to the hardware port. The data acquisition unit can send the monitoring data of the sensor matched and connected with each hardware port to the display in a time-sharing mode, and when the configuration data of the hardware ports become 0xFF, the data acquisition unit stops sending the monitoring data.
The display can distinguish the type of the sensor according to the received sensor ID, automatically display text information (such as characters of sensor monitoring values, alarm information, action information and the like) related to the characteristic parameters of the sensor, and immediately close the text information after the hardware port is closed. When a new sensor is added, a new sensor ID can be compiled and a data configuration table can be updated; and meanwhile, updating the virtual address of the hardware port of the data acquisition unit and updating the corresponding relation between the display and the text information. The number of the sensors which can be matched and connected with the data acquisition unit can be adjusted, when one data acquisition unit cannot meet the number of the sensors, a plurality of data acquisition units can be cascaded, the data of the sensors cannot conflict with one another, when the number of the sensors is reduced, the display cannot send out an alarm signal, and the display interface of the display can close the related text information of the sensors.
In summary, the invention can conveniently connect the data collector and the sensor by compiling the independent ID and the data configuration table of the sensor and constructing the virtual address of the hardware port of the data collector, and the number of the connected sensors can be increased or decreased; the hardware port of the data acquisition unit can be connected with various sensors as long as the signal formats output by the sensors are consistent, so that the utilization rate of the hardware port is improved; the data configuration table of the sensor is pre-stored in the external memory, and when a certain sensor is called, the data configuration table of the sensor can be automatically loaded by the data acquisition unit without repeated configuration, so that the working efficiency is improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and must be determined by the scope of the claims.
Claims (8)
1. A configuration method of a data acquisition unit and a sensor is characterized by comprising the following steps:
s1: compiling sensor IDs corresponding to a plurality of sensors, each of the sensor IDs being unique;
s2: compiling a data configuration table of each sensor ID and the characteristic parameters thereof, and storing the data configuration table in an external memory of the data acquisition unit;
s3: establishing a virtual address for a hardware port of the data acquisition unit through software, wherein each hardware port has an independent virtual address;
s4: dividing hardware ports of the data acquisition unit into a temperature acquisition port, an analog quantity voltage acquisition port, an analog quantity current acquisition port, a frequency acquisition port and a bus acquisition port according to circuit types;
s5: according to a signal system, respectively configuring the sensor IDs which can be matched and connected with the temperature acquisition port, the analog quantity voltage acquisition port, the analog quantity current acquisition port, the frequency acquisition port and the bus acquisition port;
s6: opening a port setting interface in a display interface, closing the hardware port, selecting a certain sensor for matching, sending configuration data to the data acquisition unit by the display through a bus, and sending the same configuration data to the display by the data acquisition unit if the configuration data is correct after the configuration data is received by the data acquisition unit; and if the configuration data is wrong, the data acquisition unit sends configuration error to the display.
2. The method of configuring a data collector and sensor of claim 1, further comprising:
after receiving the configuration data, the data acquisition unit immediately searches the data configuration table corresponding to the configuration data in the external memory and loads the data configuration table into a current program, meanwhile, the data acquisition unit sends the monitoring data of the sensor connected to the hardware port corresponding to the configuration data to the display, and when the configuration data of the hardware port received by the data acquisition unit is changed into 0xFF, the data acquisition unit stops sending the monitoring data of the sensor to the display.
3. The method of configuring a data collector and sensor of claim 2, further comprising:
the display distinguishes the type of the sensor according to the received sensor ID and automatically displays character information related to the characteristic parameters of the sensor; and when the hardware port is closed, the display immediately closes the text message.
4. The method of configuring a data collector and sensor of claim 1, further comprising:
when a new sensor is added, compiling a new sensor ID and updating the data configuration table; and meanwhile, updating the virtual address of the hardware port of the data acquisition unit.
5. The method of claim 1, wherein the configuration data comprises: the virtual address of the data acquisition device hardware port and the sensor ID matched and connected with the virtual address.
6. The method of claim 1, wherein the characteristic parameters include signal output range, alarm value, action value, and data transmission period.
7. The method of claim 3, wherein the textual information comprises: the sensor monitors the value, alarm information and action information.
8. The method of claim 1, wherein the external memory of the data collector is a non-volatile external memory.
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| US20120131233A1 (en) * | 2010-11-22 | 2012-05-24 | General Electric Company | Method for assigning device addresses to sensors in a physiological measurement system, a physiological measurement system, and a connector element for a physiological measurement system |
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| CN103365225A (en) * | 2012-04-06 | 2013-10-23 | 精工爱普生株式会社 | Sensor system and sensor module identification method |
| CN105658136A (en) * | 2013-10-29 | 2016-06-08 | 通用电气公司 | Patient monitor sensor type auto configuration |
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