CN210514556U

CN210514556U - Oxyhydrogen fuel cell inspection device based on GPRS communication

Info

Publication number: CN210514556U
Application number: CN201921328526.7U
Authority: CN
Inventors: 闫继元; 许树茂; 杨景官; 宋兰
Original assignee: Dalian Jingyuan Hydrogen Technology Co Ltd
Current assignee: Dalian Jingyuan Hydrogen Technology Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-05-12
Anticipated expiration: 2029-08-16

Abstract

The utility model provides a oxyhydrogen fuel cell inspection device based on GPRS communication belongs to oxyhydrogen fuel cell monolithic proton exchange membrane voltage detection technique, the device includes monolithic voltage acquisition module, main control singlechip, GPRS module, CAN communication module, power module, host computer module, voltage acquisition module's voltage acquisition input channel links to each other with oxyhydrogen fuel cell monolithic voltage output terminal, and voltage acquisition module passes through serial interface and is connected with the main control singlechip, the main control singlechip passes through the CAN bus and links to each other with vehicle control unit, and the main control singlechip passes through serial interface and is connected with the GPRS module simultaneously, and power module links to each other with voltage acquisition module, singlechip, GPRS module respectively. The inspection system can not only provide the voltage data of the fuel cell single chip for monitoring the whole vehicle, but also remotely check and analyze the voltage data of the fuel cell stack single chip applied to any place in real time through an upper computer.

Description

Oxyhydrogen fuel cell inspection device based on GPRS communication

The technical field is as follows:

the utility model belongs to oxyhydrogen fuel cell monolithic proton exchange membrane voltage detection technique, concretely relates to system of patrolling and examining based on GPRS wireless communication transmission fuel cell monolithic voltage data.

Background art:

the fuel cell stack is formed by connecting a plurality of proton exchange membranes in series, the normal power generation voltage of each proton exchange membrane is only a few volts (generally between 0.5 and 1.2V), therefore, one fuel cell stack is composed of hundreds of proton exchange membranes, the output voltage of each proton exchange membrane can influence the overall performance of the fuel cell stack, the level of the single-sheet voltage can also reflect the internal water accumulation state of the fuel cell stack, therefore, it is necessary to detect the voltage of each proton exchange, and the single-chip voltage data plays a key role in researching the performance and the service life of the fuel cell, most of the current fuel cells are applied to new energy vehicles, the single-chip voltage data is generally directly monitored by the whole vehicle but is not stored or is stored locally along with the vehicle, the fuel cell stacks are distributed in various places on various new energy vehicles, the data is not concentrated, and therefore it is very inconvenient to check and analyze the single-chip voltage data of the fuel cell stacks.

The utility model has the following contents:

in order to solve the problem, the utility model provides a device of patrolling and examining based on GPRS wireless communication transmission fuel cell monolithic voltage data should patrol and examine not only can provide whole car control with fuel cell monolithic voltage data, can also look over, the analysis is used at any local fuel cell stack monolithic voltage data in real time through the host computer is long-range.

The utility model adopts the following technical scheme:

the utility model provides a hydrogen-oxygen fuel cell inspection device based on GPRS communication which characterized in that: the device comprises a single-chip voltage acquisition module, a master control single chip microcomputer, a GPRS module, a CAN communication module, a power supply module and an upper computer module, wherein a voltage acquisition input channel of the voltage acquisition module is connected with a single-chip voltage output terminal of the hydrogen-oxygen fuel cell, the voltage acquisition module is connected with the master control single chip microcomputer through a serial interface, the master control single chip microcomputer is connected with a whole vehicle controller through a CAN bus, the master control single chip microcomputer is connected with the GPRS module through a serial interface, and the power supply module is respectively connected with the voltage acquisition module, the single chip microcomputer and the GPRS module.

Preferably, the voltage acquisition module is an LTC6804, the single chip microcomputer is an MC9S12XEP100, and the CAN communication module is an 82C250CAN communication chip.

The utility model has the advantages that:

the utility model discloses a GPRS wireless communication technique and fuel cell patrol and examine the combination, better realization carries out real-time detection to fuel cell stack monolithic voltage data to with data storage, comparatively convenient acquireing fuel cell stack life-span experimental data, the scientific research personnel of being convenient for analysis and study fuel cell stack's operating mode and performance.

Drawings

FIG. 1: the utility model discloses oxyhydrogen fuel cell inspection device connects the schematic diagram based on GPRS communication.

Detailed Description

The invention is further explained below with reference to the drawings and examples.

Example 1

The utility model provides a hydrogen oxygen fuel cell patrols and examines based on GPRS communication, includes monolithic voltage acquisition module, master control singlechip, GPRS module, CAN communication module, power module, host computer module. The connection relation between each module is that voltage acquisition module LTC 6804's voltage acquisition input channel connects oxyhydrogen fuel cell monolithic voltage output terminal, voltage acquisition module is connected with the main control singlechip through serial interface and transmits the voltage data who gathers to the singlechip, the singlechip is connected with vehicle control unit through the CAN bus and transmits voltage data to this car, the singlechip passes through serial interface and GPRS module connection simultaneously, transmit voltage data to the host computer through wireless network, power module respectively with voltage acquisition module, the singlechip, GPRS module is connected, provide the power for each module.

The acquisition module is provided with a plurality of acquisition channels and used for acquiring a plurality of single-chip voltage data and mainly comprises a plurality of paths of optical relay modules, the single chip microcomputer switches the acquisition channels to be respectively connected to voltage acquisition ports of the single chip microcomputer by switching the conduction state of the optical relays, and the single chip microcomputer acquires the voltage of each channel. The single chip microcomputer transmits the collected voltage data to the CAN module through the CAN data port, and then the voltage data is transmitted to the whole vehicle CAN network through the CAN module, so that the whole vehicle monitors the voltage of the single chip of the fuel cell, meanwhile, the single chip microcomputer module transmits the data to the GPRS module through the serial communication interface, and then the data is transmitted to the upper computer through the network in real time through the GPRS module, the upper computer has the functions of checking, storing and analyzing the data, and the period of data transmission CAN be set by the upper computer due to the fact that the data volume is large, so that the upper computer CAN appropriately accept or reject the real-time performance and the data flow rate in the using process.

The voltage acquisition module is: LTC6804, single chip microcomputer type: MC9S12XEP100, CAN communication module model is 82C250CAN communication chip.

Description of software: the utility model discloses used host computer monitoring software is "CANTest" software of Guangzhou Zhi Yuan electronic technology shares company Limited, and for prior art, this software can utilize computer network and GPRS module to be connected and communicate.

Claims

1. The utility model provides a hydrogen-oxygen fuel cell inspection device based on GPRS communication which characterized in that: the device comprises a single-chip voltage acquisition module, a master control single chip microcomputer, a GPRS module, a CAN communication module, a power supply module and an upper computer module, wherein a voltage acquisition input channel of the voltage acquisition module is connected with a single-chip voltage output terminal of the hydrogen-oxygen fuel cell, the voltage acquisition module is connected with the master control single chip microcomputer through a serial interface, the master control single chip microcomputer is connected with a whole vehicle controller through a CAN bus, the master control single chip microcomputer is connected with the GPRS module through a serial interface, and the power supply module is respectively connected with the voltage acquisition module, the single chip microcomputer and the GPRS module.

2. The hydrogen-oxygen fuel cell inspection device based on GPRS communication of claim 1, wherein: the voltage acquisition module is LTC6804, the singlechip is MC9S12XEP100, and the model of the CAN communication module is 82C250CAN communication chip.