The invention discloses a window monitoring system and method. The system comprises a mobile terminal, a cloud server, a lora gateway, a window, a motor and a detection device, the detection device comprises a first controller, a first lora communication module, a humidity sensor and a pressure sensor, The humidity sensor, the pressure sensor and the first lora communication module are both connected with the first controller; the first lora communication module is used for sending the humidity information and the pressure information to the second lora communication module; the second controller processes the humidity information and the pressure information and then sends a control signal to the cloud server through the wifi module, and the cloud server sends the control signal to the motor and the mobile terminal to open or close the window. The technical problems that an existing monitoring system is high in power consumption, cannot quickly control a window and cannot accurately inform a user are solved.

Window monitoring system and method

The invention discloses a gas content detection method and system. The method comprises the steps that a gas content detection device is adopted to detect gas content data in an environment space in real time; a first data acquisition device is adopted to acquire or receive, store and forward the gas content data primarily; a second data acquisition device is adopted to secondarily receive and forward the gas content data subjected to primary forwarding or the gas content data subjected to primary storage; and a PC is adopted to receive the gas content data subjected to secondary forwarding ata third time, wherein the gas content detection device and the first data acquisition device achieve direct communication in a first mode, the first data acquisition device and the second data acquisition device achieve direct communication in a second mode, the second data acquisition device and the PC achieve direct communication in a third mode, and the second mode is LORA. According to the technical scheme, the transmission distance when data transmission is achieved between a closed space and an external space is greatly increased, and the power consumption is low.

Gas content detection method and system

The invention discloses a remote data acquisition and centralized control system. A monitoring controller is integrally formed by an acquisition probe and environmental control equipment; the acquisition probe is in signal connection with a measurement and control module; the measurement and control module is in signal connection with the environmental control equipment; a gateway host achieves two-way transmission with a server, the measurement and control module, a PC terminal monitoring module, a touch terminal monitoring module and a smartphone monitoring module; the measurement and control module consists of a sensor, a signal conditioning circuit, an A/D conversion circuit, a CPU, a wireless communication module and a power module; the power module is electrically connected with thesensor, the signal conditioning circuit, the A/D conversion circuit, the CPU and the wireless communication module; the sensor, the signal conditioning circuit, the A/D conversion circuit, the CPU andthe wireless communication module are sequentially in signal connection. The remote data acquisition and centralized control system achieves remote real-time acquisition of various analog quantitiesand digital quantities on an industrial control site, gives corresponding control instructions to industrial control equipment distributed in different regions through wireless transmission so as to perform respective work, and achieves the purposes of decentralized work and centralized management and control.

Remote data acquisition and centralized control system

The invention relates to an intelligent remote industrial information monitoring system based on LoRa communication, which comprises a monitor, a LoRa gateway, a server, an execution module, a mobileterminal and a PC terminal, and is characterized in that the monitor comprises a single-chip microcomputer, a voltage conversion module, a storage module, a CMOS signal processing circuit and a firstpower supply module, the COMS signal processing circuit is connected to an encoder module, a temperature sensor, a humidity sensor, a smoke sensor and a LoRa radio frequency antenna, and the encoder module is connected to a camera shooting module; the LoRa gateway comprises a microprocessor, a network communication module, a second power supply module, an external memory, an RS485 serial port anda LoRa radio frequency transmitting and receiving module; and the monitor is connected with the LoRa gateway through a LoRa wireless communication network, the LoRa gateway is connected with the server through an RS485 serial bus, and the server is connected with the execution module and the mobile terminal through a wireless network. The intelligent remote industrial information monitoring systemhas the advantages of long transmission distance and abilities of saving the laying cost, reducing the labor intensity of the personnel and improving the management efficiency.

Intelligent remote industrial information monitoring system based on LoRa communication

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Intelligent remote industrial information monitoring system based on LoRa communication