The invention relates to the technical field of an exhaust system of a warehouse, and in particular relates to a control system and a method of an internet of things used for an exhaust system of a grain warehouse. The control system of the internet of things comprises a temperature and humidity acquiring module, a main controller, a motor driving module, an upper computer and a mobile terminal, wherein the temperature and humidity acquiring module is used for acquiring the temperature and humidity in the warehouse and sending to the main controller; the main controller is used for sending control signals to the motor driving module; the motor driving module is used for driving an exhaust fan; the upper computer is used for receiving the temperature and humidity information sent by the main controller and drawing a line chart of the temperature and humidity, and can also send control commands to the main controller and store historic temperature and humidity data; and the mobile terminal is used for receiving the temperature and humidity information and alarming information sent by the main controller and sending control commands to the main controller. In the invention, the control system of the internet of things can use ordinarily used mobile phones to remotely monitor and control the exhaust system, thereby avoiding no control or no timely control of the exhaust system in the warehouse.

Control system and method of internet of things used for exhaust system of grain warehouses

The invention discloses a temperature and humidity measurement and control system of a grain bin. The system is characterized in that the system comprises multiple front-end measurement and control units and a back-end service unit; the front-end measurement and control units comprises multiple bin detection terminals, measurement and control hosts and ventilation measurement and control terminals; the bin detection terminals and the ventilation measurement and control terminals are in communication connection with the measurement and control hosts through CC2530 chips; the back-end service unit comprises a service center hardware and a network communication machine which are mutually connected; the front-end measurement and control units and the back-end service unit are connected with a power supply; and the front-end measurement and control units are connected with the Internet through 3G transmission modules of the measurement and control hosts and then are in communication connection with the back-end service unit. According to the invention, remote measurement and control of the temperature and the humidity of the grain bin is achieved, and states of grain stacks are further monitored by use of a camera.

Temperature and humidity measurement and control system of grain bin

The invention discloses a paperless temperature and humidity display system with a continuous recording function. The system comprises a processor unit, a display unit, a temperature and humidity sensor and a memory unit; the display unit, the temperature and humidity sensor and the memory unit are connected with the processor unit; the temperature and humidity sensor is used for detecting the temperature and humidity information of an environment in real time and transmitting the detected temperature and humidity information to the processor unit; the processor unit receives the temperature and humidity signals transmitted by the temperature and humidity sensor and continuously stores the temperature and humidity signals in memories in real time; and the display unit is used for displaying the temperature and humidity signals received by the processor unit in real time. With the paperless temperature and humidity display system with the continuous recording function adopted, the real-time maintenance of an ink pen by personnel is not needed, paper is effectively saved, and recording interruption caused by paper insufficiency is avoided. The processor unit and the temperature and humidity sensor of the system can realize the real-time detection of the temperature and humidity in the environment; and the received temperature and humidity information can be stored in an expansionmemory through the processor unit, so that the retrieval and query of an upper computer can be facilitated.

Paperless temperature and humidity display system with continuous recording function

The invention provides a managing system and method for a cloud computing platform and a greenhouse The cloud computing platform comprises a receiving unit, a processing unit and a sending unit, wherein the receiving unit is used for receiving and storing current environmental index of the interior of the greenhouse sent by an external environment monitoring device; the processing unit is used for processing the current environmental index, and computing target environmental index; and the sending unit is used for sending the target environmental index to an external controller In the process of the management, the current environmental index of the interior of the greenhouse sent by the external environment monitoring device is received and stored by the receiving unit, the processing unit processes the current environmental index and computes the target environmental index, the sending unit sends the target environmental index to the external controller, so that the external controller can regulate the environmental index of the interior of the greenhouse by using the target environmental index The manual operation is avoided, and the management efficiency of the greenhouse can be improved

Managing system and method for cloud computing platform and greenhouse

The invention discloses a management system with a warehouse grain turnover quality evaluation function and a realization method thereof. The system comprises a grain warehouse management informationsystem, information sending and receiving control terminal in each grain warehouse, grain warehouse temperature and humidity monitoring units, excitation/charging source modules and corresponding cooling, dehumidification and ventilation devices. The information sending and receiving control terminal in each grain warehouse is connected with the grain warehouse management information system through a communication network, is connected with the corresponding cooling, dehumidification and ventilation device through a control signal, is connected with the temperature and humidity monitoring unitin the same warehouse through a high-frequency wireless mode and is connected with the excitation/charging source module in the same warehouse through a wireless or wired mode; and each excitation/charging source module is connected with the corresponding grain warehouse temperature and humidity monitoring unit through a low-frequency wireless mode. The method is characterized in that during warehouse grain turnover time period, warehouse grain turnover quality is judged according to the proportion of the sum of the number of the grain warehouse temperature and humidity monitoring units, which are placed in the grain heap and send output information from setting of the time period to the current time, in the total number of the grain warehouse temperature and humidity monitoring units arranged in the grain heap.

Management system with warehouse grain turnover quality evaluation function and realization method thereof

The invention provides a warehouse temperature and humidity remote intelligent control system based on the internet of things and a control method thereof. The system mainly comprises a transmitter detection and communication system, a receiver control and detection system, an internet of things mobile terminal and a PC upper computer monitoring control system. The internet of things mobile terminal and the upper computer system, the transmitter detection and communication system and the receiver control and detection system establish channel type interconnection based on the internet. The transmitter detection and communication system and the receiver control and detection system perform control communication through a GSM short message service. A single-chip microcomputer controller is used, interconnection of things is realized through the internet of things technology, a mobile equipment intelligent mobile phone of an Android platform acts as a mobile monitoring and control platform, and the PC upper computer realizes remote communication through the Internet so that real-time monitoring and control of warehouse temperature and humidity can be realized, and the system has advantages of being convenient to use, intelligent in control and stable in system without regional restrictions.

Long Feihong

Papers

Warehouse temperature and humidity remote intelligent control system based on internet of things