WO2017190433A1

WO2017190433A1 - Bluetooth data collection system and method for generator set

Info

Publication number: WO2017190433A1
Application number: PCT/CN2016/090937
Authority: WO
Inventors: 廖金能
Original assignee: 廖金能
Priority date: 2016-05-06
Filing date: 2016-07-22
Publication date: 2017-11-09
Also published as: CN105843145A

Abstract

A Bluetooth data collection system for a generator set, comprising a Bluetooth data collection module (1), a controller module (2), a mobile phone Bluetooth module (3), a cloud server module (4), and a monitoring terminal (5); the Bluetooth data collection module (1) is connected to the controller module (2), an excitation regulator and an electronic speed regulator; the Bluetooth data collection module (1) collects, by means of the controller module (2), running data of a generator set and saves same, and collects and saves an excitation voltage and a speed regulation driving voltage; the Bluetooth data collection module (1) is connected, by way of Bluetooth transmission manner, to the mobile phone Bluetooth module (3); the mobile phone Bluetooth module (3) is connected, by means of the Internet, to the cloud server module (4); and the cloud server module (4) is connected, by means of the Internet, to the monitoring terminal (5). Further provided is a Bluetooth data collection method for a generator set. The Bluetooth data collection system for the generator set establishes a communications channel between the generator set and the cloud server, captures the data during a fault, reproduces the fault site, and accomplishes remote fault diagnosis, potential fault prevention, maintenance reminding and so on, achieving the purpose of operation monitoring targeted to fault prevention.

Description

Generator set Bluetooth data acquisition system and method

Technical field

The invention relates to the technical field of electronic control of an internal combustion engine generator set, and in particular to a Bluetooth data acquisition system and method for a generator set.

Background technique

Diesel generator sets are widely used as important backup power sources in communications engineering, fire protection and industrial applications. Various faults occur during the operation of the unit, especially during the start-up of the unit. The existing remote monitoring of the generator set uses Ethernet or GPRS, 3G, 4G and other communication technologies to connect the generator set to the cloud server for online data monitoring, and cannot be quickly collected at a speed of more than once per second due to network reasons. The unit operation data can not reproduce the fault scene. In addition, because the existing data acquisition system does not directly collect the function of the variable speed drive voltage and excitation voltage, it can not achieve remote fault diagnosis, especially for the unit. Nothing can be done in case of failure. In addition, existing remote monitoring technologies cannot be monitored in places where there is no network, and they require more complicated network settings before they can be used.

The fault recording method used by the existing controller is to record only the name of a triggered protection threshold and the time when the fault occurs when the fault occurs. It can not provide maintenance personnel with other data at the moment of fault occurrence, such as: which working process the generator set is in when the fault occurs, whether there are abnormalities in other related parameters, what state the switch input interface is in, what state the output interface is in, and the speed regulation Whether the drive is normal... The maintenance personnel must go to the site to repeatedly start the unit measurement analysis and reproduce the fault to diagnose the specific fault cause. More importantly, by analyzing the fault data of historical data, potential faults can be discovered in advance, and the health concept of prevention first can be realized.

In view of the above, the present invention has been made to correct the deficiencies of the above prior art.

Summary of the invention

With respect to the above prior art, the technical problems to be solved by the present invention are as follows:

1. Set up a communication pipe between the generator set and the cloud server;

2. In order to connect with many different brands of unit controllers, different forms of input interfaces are required, and different communication protocols are converted to be uniform;

3. In order to reproduce the fault scene, it is necessary to capture the function of the data during the fault occurrence;

4. In order to continuously monitor the operation data of the generator set, the Bluetooth data acquisition module is required to store historical data for a long time, so that it is convenient to download data to the cloud server when connected to the cloud server.

In order to solve the above technical problem, the present invention provides a generator set Bluetooth data acquisition system, which includes a Bluetooth data acquisition module, a controller module, a mobile phone Bluetooth module, a cloud server module, a monitoring terminal, and the Bluetooth data collection. The set module is connected with the controller module, and the operating data of the genset is collected and saved locally by the controller module. The Bluetooth data acquisition module is also connected with the excitation regulator of the genset and the electronic governor to collect the excitation voltage and Speed the drive voltage and save it locally. The Bluetooth data acquisition module connects the collected unit data to the Bluetooth module of the mobile phone through the Bluetooth transmission mode, and when the communication connection between the Bluetooth data acquisition module and the mobile phone Bluetooth module is established, the unit operation data of the Bluetooth data acquisition module is saved. And the fault data is transferred to the mobile phone, and then transmitted to the cloud server module through the mobile phone bluetooth module, which is equivalent to forming a wireless data collector together with the Bluetooth data acquisition module and the mobile phone bluetooth module, thereby maximizing the use of the mobile phone to access the Internet (whether WIFI or mobile network) features. The cloud server module has historical data storage and data analysis functions (data with various fault models), and collects an APP data service interface, and returns data processing and analysis results to the mobile phone Bluetooth module for remote fault diagnosis and potential Fault prevention, maintenance reminders, etc., to achieve the purpose of fault prevention for health monitoring. The cloud server module is connected to the monitoring terminal through the Internet, and the monitoring terminal views or downloads the running data and the fault data from the cloud server module through the Internet.

According to a further improvement of the present invention, the Bluetooth data acquisition module includes a central processing unit module, and an excitation voltage acquisition module, a variable speed driving voltage acquisition module, a controller communication input module, a data storage module, and an LED connected to the central processing unit module. The indication module, the key input module and the bluetooth communication module, wherein the excitation voltage acquisition module, the variable speed drive voltage acquisition module, the controller communication input module and the central processing unit module together form the collection of the generator set data, and the data storage module is used to save the collected The historical data and fault data of the generator set operation, the key input module is used to open and close the communication of the Bluetooth data acquisition module, the LED indication module is used to indicate the working state of the Bluetooth data acquisition module, and the Bluetooth communication module is used to collect the collected data. Transfer to the mobile phone Bluetooth module.

According to a further improvement of the present invention, the Bluetooth data acquisition module is connected to the controller module via an RS232 or RS485 or LINK or USB or CAN communication interface.

According to a further improvement of the present invention, the Bluetooth data acquisition module is provided with controller protocols of various brand models to be adapted to communicate with controllers of different brand models, and the Bluetooth data acquisition module collects the operation of the generator. Data and fault data are saved locally.

According to a further improvement of the present invention, the Bluetooth data acquisition module is provided with a fault capture function. When a fault occurs, the Bluetooth data acquisition module saves data for a period of time before the fault occurs to reproduce the fault scene.

According to a further improvement of the present invention, the Bluetooth module of the mobile phone is provided with a Bluetooth communication program, a data saving program, a user interaction program, and a program for interacting with the cloud server module. The Bluetooth module of the mobile phone can be set by a simple Bluetooth device. Connected to the Bluetooth data acquisition module by the Internet and the mobile phone network, and the data in the Bluetooth data acquisition module is transferred to the mobile phone, and after the mobile phone is connected to the Internet, the genset data saved in the mobile phone is transmitted to the cloud server. Modules for failure cause analysis and potential failure analysis and performance analysis.

According to a further improvement of the present invention, after the cloud server module is connected, the user interaction program queries and displays historical operation information of the unit, fault diagnosis result information, maintenance information of the unit, potential fault information of the unit, performance data of the generator set, and each Statistical reports.

The invention also provides a method for collecting Bluetooth data of a generator set, comprising the following steps:

A. Bluetooth data acquisition module (1) through the controller module (2) to collect the operating data of the generator set and save it locally, while the Bluetooth data acquisition module (1) also collects the excitation voltage and the speed control drive voltage and saves it locally;

B. Bluetooth data acquisition module (1) transmits the collected genset operation data and fault data to the mobile phone Bluetooth module (3) through Bluetooth transmission and saves it in the mobile phone;

C. The mobile phone Bluetooth module (3) retransmits the operational data and the fault data stored in the mobile phone to the cloud server module (4) via the Internet and saves it in the cloud server module (4);

D. The monitoring terminal (5) views or downloads operational data and fault data from the cloud server module (4) via the Internet.

Compared with the prior art, the present invention uses the Bluetooth data acquisition module to connect the collected unit data to the Bluetooth module of the mobile phone through Bluetooth transmission mode. When the communication connection between the Bluetooth data acquisition module and the mobile phone Bluetooth module is established, it will be saved in the The unit operation data and the fault data of the Bluetooth data acquisition module are transferred to the mobile phone, and then transmitted to the cloud server module through the mobile phone Bluetooth module, and the monitoring terminal views or downloads the data of the generator set from the cloud server module through the network; A method for collecting Bluetooth data of a generator set is also provided. The invention sets up a communication pipeline between the generator set and the cloud server, captures data during the occurrence of the fault, reproduces the fault scene, realizes remote fault diagnosis, potential fault prevention, maintenance reminder, etc., and achieves fault prevention-based health monitoring. purpose.

DRAWINGS

1 is a schematic structural block diagram of a Bluetooth data acquisition system of a generator set of the invention;

2 is a block diagram showing the structure of a Bluetooth data acquisition module of the present invention.

The names of the parts in the figure are as follows:

1—Bluetooth data acquisition module;

11 - central processor module;

12—excitation voltage acquisition module;

13—Speed control drive voltage acquisition module;

14—controller communication input module;

15—data storage module;

16-LED indicator module;

17—key input module;

18—Bluetooth communication module;

2—controller module;

3—Mobile phone Bluetooth module;

4—cloud server module;

5—Monitoring the terminal.

detailed description

The invention will now be further described with reference to the drawings and specific embodiments.

As shown in FIG. 1 , a generator set Bluetooth data acquisition system includes a Bluetooth data acquisition module 1 , a controller module 2 , a mobile phone Bluetooth module 3 , a cloud server module 4 , a monitoring terminal 5 , and the Bluetooth data acquisition module 1 The controller module 2 is connected, the Bluetooth data acquisition module 1 collects the operation data of the genset through the controller module 2 and saves it locally, and the Bluetooth data acquisition module 1 also cooperates with the excitation regulator of the genset and the electronic governor. Connected, the Bluetooth data acquisition module 1 collects the excitation voltage and the speed control drive voltage and saves it locally. The Bluetooth data acquisition module 1 is connected to the mobile phone Bluetooth module 3 via Bluetooth transmission mode, and the mobile phone Bluetooth module 3 will collect The generated genset operation data and fault data are saved to the mobile phone, and the mobile phone Bluetooth module 3 is connected to the cloud server module 4 via the Internet and retransmits the saved operational data and fault data to the cloud server module 4; the cloud server The module 4 is connected to the monitoring terminal 5 via the Internet, and the monitoring terminal 5 is viewed from the cloud server module 4 via the Internet. Or download operational data and fault data. The Bluetooth data acquisition module can also be combined with the controller module, so that the repeated power supply circuit can be deleted on the circuit, the communication input interface circuit can be deleted, the LED indication circuit can be deleted, and the key input circuit can be deleted to reduce the cost.

In order to be able to connect with various brand models of controllers, it is necessary to adapt to various data interfaces. The Bluetooth data acquisition module 1 has RS232, RS485, LINK, USB, CAN interfaces, and has a controller protocol of each brand model. In order to adapt to communicate with a variety of different controllers, collect data from the generator set.

In order to realize remote fault diagnosis, the Bluetooth data acquisition module 1 is also connected with the excitation regulator of the genset and the electronic governor to collect the excitation voltage and the variable speed driving voltage of the genset and store it locally. In addition, in order to reproduce the fault scene, the Bluetooth data acquisition module 1 is further provided with a fault capture function, and when a fault occurs, data of a period of time before the fault occurs is quickly saved to reproduce the fault scene.

The Bluetooth module 3 of the mobile phone is provided with a Bluetooth communication program, a data saving program, a user interaction program, and a program for interacting with the cloud server module 4. The user can be free from the restrictions of the Internet and the mobile phone network through simple Bluetooth settings. Connected to the Bluetooth data acquisition module 1, and the data in the Bluetooth data acquisition module 1 is transferred to the mobile phone. After the mobile phone is connected to the Internet, the unit data saved in the mobile phone is transmitted to the cloud server module 4 for failure cause analysis. And potential failure analysis and performance analysis.

The user interaction program in the Bluetooth module 3 of the mobile phone can query and display the historical operation information of the unit, the fault diagnosis result information, the maintenance information of the unit, the potential fault information of the unit, and the performance data of the unit after connecting the cloud server module 4. , as well as various statistical reports.

The cloud server module 4 has historical data storage and fault data analysis functions (data with various fault models), and APP data service functions, etc., which saves unit operation data and fault data from the mobile phone Bluetooth module 3 to In the database, after various data calculation and analysis processing, it is also saved to the database. Finally, the query result is returned to the mobile phone Bluetooth module 3 through the APP data service program, and finally realizes remote fault diagnosis, potential fault prevention, maintenance reminder, and the like. Achieve health monitoring for fault prevention.

The monitoring terminal 5 uses a computer or a mobile phone to view or download the relevant data of the generator set from the cloud server module 4 through the network, and can know the running status of the generator set, which allows the manufacturer to better understand the product usage and provide data for continuously improving the product. in accordance with.

Specifically, as shown in FIG. 2, in order to better understand the operation of the Bluetooth data collection module 1, the Bluetooth data acquisition module 1 includes a central processing unit 11 and an excitation voltage connected to the central processing module 11 The acquisition module 12, the speed control driving voltage collection module 13, the controller communication input module 14, the data storage module 15, the LED indication module 16, the key input module 17, the Bluetooth communication module 18, wherein the excitation voltage acquisition module 12, the speed control driving voltage The acquisition module 13 and the controller communication input module 14 together with the central processing unit 11 constitute the collection of the genset data, and the data storage module 15 is used to save the collected historical data and fault data of the genset operation, and the key input module 17 is used. The communication of the Bluetooth data acquisition module 1 is turned on and off. The LED indication module 16 is used to indicate the working state of the Bluetooth data acquisition module 1. The Bluetooth communication module 18 is configured to transmit the collected data to the Bluetooth module 3 of the mobile phone. The controller communication input module 14 is an RS232 or RS485 or USB or CAN communication input module.

The invention also provides a method for collecting data of a generator set Bluetooth, which comprises the following steps:

A. The Bluetooth data acquisition module 1 collects the operation data of the generator set through the controller module 2 and saves it locally, and the Bluetooth data acquisition module 1 also collects the excitation voltage and the speed control drive voltage and saves them locally;

B. The Bluetooth data acquisition module 1 transmits the collected genset operation data and fault data to the mobile phone Bluetooth module 3 through the Bluetooth transmission mode and saves it in the mobile phone;

C. The mobile phone Bluetooth module 3 transmits the operation data and the fault data stored in the mobile phone to the cloud server module 4 via the Internet and saves it in the cloud server module 4;

D. The monitoring terminal 5 views or downloads the operational data and the fault data from the cloud server module 4 via the Internet.

The beneficial effects of the present invention over existing remote monitoring techniques:

1. In some field projects without network, you can transfer data to the mobile phone through the mobile phone, and then have the network. Then upload it to the cloud server;

2. The increased speed-regulating drive voltage acquisition module and the excitation voltage acquisition module play a significant role in fault analysis. If the field personnel do not have a measurement tool, the two data cannot be obtained, and the two data pairs are analyzed and started. When the cause of the failure fails, it plays a big role;

3. The whole connection is very simple, as long as there is a smart phone, it can achieve fast, simple and reliable connection to provide objective data to the monitoring terminal 5, to achieve remote diagnosis, regular routine inspection, maintenance reminder and so on.

The invention has the advantages that the Bluetooth data acquisition module 1 uses the Bluetooth data acquisition module 1 to connect the collected unit data to the mobile phone Bluetooth module 3 through the Bluetooth transmission mode. When the communication connection between the Bluetooth data acquisition module 1 and the mobile phone Bluetooth module 3 is established, The unit operation data and the fault data stored in the Bluetooth data acquisition module 1 are transferred to the mobile phone, and then transmitted to the cloud server module 4 through the mobile phone Bluetooth module 3, and the monitoring terminal 5 views or downloads from the cloud server module 4 through the network. Related data of the generator set; the invention also provides a Bluetooth data acquisition method of the generator set. The invention sets up a communication pipeline between the generator set and the cloud server, captures data during the occurrence of the fault, reproduces the fault scene, realizes remote fault diagnosis, potential fault prevention, maintenance reminder, etc., and achieves fault prevention-based health monitoring. purpose.

The above is a further detailed description of the present invention in connection with the specific preferred embodiments, and the specific embodiments of the present invention are not limited to the description. It will be apparent to those skilled in the art that the present invention may be made without departing from the spirit and scope of the invention.

Claims

A Bluetooth data acquisition system for a generator set, comprising: a Bluetooth data acquisition module (1), a controller module (2), a mobile phone Bluetooth module (3), a cloud server module (4), a monitoring terminal (5), The Bluetooth data acquisition module (1) is connected to the controller module (2), and the Bluetooth data acquisition module (1) is also connected to the excitation regulator of the genset and the electronic governor, and the Bluetooth data acquisition module ( 1) connected to the mobile phone Bluetooth module (3) via Bluetooth transmission, the mobile phone Bluetooth module (3) is connected to the cloud server module (4) via the Internet, and the cloud server module (4) is connected to the monitoring terminal via the Internet ( 5) Connected.
The genset Bluetooth data acquisition system according to claim 1, wherein said Bluetooth data acquisition module (1) comprises a central processing unit module (11) and an excitation voltage connected to the central processing unit (11) block. Acquisition module (12), speed control drive voltage acquisition module (13), controller communication input module (14), data storage module (15), LED indication module (16), key input module (17), Bluetooth communication module ( 18), wherein the excitation voltage acquisition module (12), the variable speed drive voltage acquisition module (13), the controller communication input module (14) and the central processing unit module (11) together form a collection of generator data, a data storage module ( 15) used to save the collected historical data and fault data of the genset operation, the key input module (17) is used to open and close the communication of the Bluetooth data acquisition module (1), and the LED indication module (16) is used to indicate the Bluetooth data. The working state of the acquisition module (1), the Bluetooth communication module (18) is used to transmit the collected data to the mobile phone Bluetooth module (3).
The genset Bluetooth data acquisition system according to claim 1, wherein the Bluetooth data acquisition module (1) is connected to the controller module (2) via an RS232 or RS485 or LINK or USB or CAN communication interface.
The genset Bluetooth data acquisition system according to claim 1, wherein the Bluetooth data acquisition module (1) is provided with controller protocols of various brand models to adapt to controllers of various brand models. To communicate, the Bluetooth data acquisition module (1) collects the running data and fault data of the generator and saves it locally.
The genset data acquisition system of claim 1 is characterized in that: the Bluetooth data acquisition module (1) is provided with a fault capture function, and when a fault occurs, the Bluetooth data acquisition module (1) saves the fault. A period of time before the data is generated in order to reproduce the fault scene.
The genset Bluetooth data collection system according to claim 1, wherein the Bluetooth module (3) of the mobile phone is provided with a Bluetooth communication program, a data saving program, a user interaction program, and an interaction with the cloud server module (4). The program, the mobile phone Bluetooth module (3) can be connected to the Bluetooth data acquisition module (1) without the limitation of the Internet and the mobile phone network through the simple Bluetooth setting, and the data in the Bluetooth data acquisition module (1) After transferring to the mobile phone, after the mobile phone is connected to the Internet, the genset data saved in the mobile phone is transmitted to the cloud server module (4) for failure cause analysis, potential failure analysis and performance analysis.
The genset Bluetooth data collection system according to claim 6, wherein the user interaction program, after connecting the cloud server module (4), queries and displays the historical operation information of the unit, the diagnosis result information, and the maintenance of the unit. Information, potential fault information for the unit, performance data for the generator set, and various statistical reports.
A Bluetooth data acquisition method for a generator set according to claim 1, comprising the steps of:

A. Bluetooth data acquisition module (1) through the controller module (2) to collect the operating data of the generator set and save it locally, while the Bluetooth data acquisition module (1) also collects the excitation voltage and the speed control drive voltage and saves it locally;

B. Bluetooth data acquisition module (1) transmits the collected genset operation data and fault data to the mobile phone Bluetooth module (3) through Bluetooth transmission and saves it in the mobile phone;

C. The mobile phone Bluetooth module (3) retransmits the operational data and the fault data stored in the mobile phone to the cloud server module (4) via the Internet and saves it in the cloud server module (4);

D. The monitoring terminal (5) views or downloads operational data and fault data from the cloud server module (4) via the Internet.