CN-121995024-A - Automatic heat supply water quality detection system and method

Abstract

The invention discloses a heating water quality automatic detection system and a heating water quality automatic detection method, and relates to the technical field of water quality monitoring. The intelligent monitoring system comprises a sensor acquisition cabin integrated with a PH sensor and a hardness sensor and internally provided with a signal conditioning and AD conversion module, wherein the sensor acquisition cabin is connected with a PLC through an RS485 network to transmit digital signals, an upper computer receives data and carries out dynamic display, storage and threshold alarming, and a cloud platform receives the data through a wireless transmission unit to realize remote monitoring and analysis. The invention effectively solves the problems of low efficiency, isolated data and delayed response of the traditional manual detection, realizes the real-time, accurate and automatic monitoring and intelligent early warning of the water quality multi-parameter, and remarkably improves the operation reliability and operation and maintenance efficiency of the heating system.

Inventors

• GUAN BAOLIANG
• YANG ZHONGYANG
• WANG JINPENG
• WANG JUZHENG
• YANG YANG
• LIANG CHEN
• LIU KAI
• WANG FENGLONG
• MENG SIYU
• ZHU HONGBIN
• Yang shangfeng
• GAO JUN
• YANG ZHI
• ZHAO CHUANHE

Assignees

• 北京天岳恒房屋经营管理有限公司
• 北京天岳恒房屋经营管理有限公司西罗园分公司

Dates

Publication Date

20260508

Application Date

20260310

Claims (8)

1. 1. An automatic heat supply water quality detection system, comprising: The sensor acquisition module comprises an integrated sensor cabin, wherein a PH value sensor and a hardness sensor are integrated in the integrated sensor cabin, a power supply module, a signal conditioning circuit and an AD conversion module are arranged in the integrated sensor cabin, the signal conditioning circuit conditions analog signals output by the sensors and converts the analog signals into standard electric signals, and the AD conversion module converts the standard electric signals obtained after the conditioning into digital signals; the data acquisition and transmission module comprises a PLC and an RS485 communication network, wherein the PLC is connected with the sensor acquisition module through the RS485 communication network and acquires the digital signals according to a Modbus RTU protocol; The data processing and monitoring module comprises an upper computer which is in communication connection with the PLC, is used for receiving, displaying and storing water quality data and is configured to trigger an alarm when the water quality data exceeds a preset threshold value; the cloud management module comprises a cloud platform, wherein the upper computer is communicated with the cloud platform through a built-in wireless transmission unit and is used for uploading water quality data to the cloud platform for remote monitoring and analysis.
2. 2. The automatic heat supply water quality detection system according to claim 1, wherein the integrated sensor cabin integrates a power supply module, a signal conditioning circuit and an AD conversion module through a customized PCB.
3. 3. The system of claim 1, wherein the host computer in the data processing and monitoring module is further configured to: receiving and storing water quality data from the PLC; Providing a graphical human-computer interface, wherein the interface is used for synchronously displaying the PH value, the hardness real-time data and the historical trend in the form of a dynamic change curve; the historical data is stored in a database and a retrieval function based on the time range and the parameter type is provided.
4. 4. The system according to claim 1, wherein the data processing and monitoring module is configured to preset three levels of threshold values for alarm, including a normal range, an early warning value and an emergency value, and to synchronously activate the audible and visual alarm and generate an alarm log containing time, parameters and an overscale value when the alarm is triggered.
5. 5. A heating water quality automatic detection system according to claim 1 and wherein said cloud platform automatically generates daily water quality analysis reports including maximum, minimum, average and superscalar statistics of monitored parameters.
6. 6. The automatic heat supply water quality detection system according to claim 1, wherein the wireless transmission unit is a 4G DTU module, and the upper computer and the cloud platform are communicated by adopting an MQTT protocol.
7. 7. The automatic heat supply water quality detection system according to claim 1, wherein an extended communication interface is reserved for accessing a dissolved oxygen sensor or a turbidity sensor.
8. 8. The automatic heat supply water quality detection method is characterized by comprising the following steps of: Collecting water quality parameter analog signals through sensors in an integrated sensor cabin, and directly outputting digital signals after signal conditioning and AD conversion; Acquiring the digital signals by a PLC through an RS485 industrial network and a Modbus RTU protocol; The upper computer displays, stores and judges the threshold value of the collected data in real time, and if the data is abnormal, the local alarm is triggered; And the data is packed and uploaded to the cloud platform through a wireless network, so that remote access, history tracing and intelligent analysis of the data are realized.

Description

Automatic heat supply water quality detection system and method Technical Field The invention relates to the technical field of water quality monitoring, in particular to a heating water quality automatic detection system and a heating water quality automatic detection method. Background At present, along with the continuous expansion of the heating service scale and the increasingly dispersed project distribution, the traditional manual water quality detection mode is mainly adopted in the industry, the mode depends on professional witness staff to carry out on-site sampling and laboratory analysis work, detection data is recorded and filed in a paper form, and the running state of equipment is also required to be confirmed through manual inspection. However, the traditional artificial water quality detection mode has the obvious defects that firstly, the efficiency bottleneck is outstanding, the artificial detection period is usually 4-6 hours, the high-frequency and real-time water quality monitoring requirements are difficult to meet, secondly, the data management is insufficient, the paper record is difficult to realize efficient archiving and analysis, the data distortion is easily caused by misoperation, the standard quality traceability requirements cannot be met, thirdly, the intelligent degree is low, the detection equipment lacks a fault early warning mechanism, the response is lagged when the water quality is abnormal, the heating safety is easily influenced, and meanwhile, the operation and maintenance cost is high due to the artificial inspection mode. Therefore, how to provide a heating water quality automatic detection system and method, which solve the problems of low efficiency, irregular data management, insufficient intelligent level and high operation and maintenance cost of the traditional manual water quality detection mode, realize real-time accurate monitoring, intelligent early warning, data compliance tracing and remote efficient operation and maintenance of the heating water quality, and are the problems to be solved by the people in the field. Disclosure of Invention In view of the above, the invention provides a heating water quality automatic detection system and a heating water quality automatic detection method, which realize real-time monitoring, intelligent alarm and remote management of heating water quality by integrating various water quality sensors, constructing an industrial communication network, developing upper computer software and a cloud platform. In order to achieve the above purpose, the present invention adopts the following technical scheme: In one aspect, the invention discloses an automatic heat supply water quality detection system, comprising: The sensor acquisition module comprises an integrated sensor cabin, wherein a PH value sensor and a hardness sensor are integrated in the integrated sensor cabin, a power supply module, a signal conditioning circuit and an AD conversion module are arranged in the integrated sensor cabin, the signal conditioning circuit conditions analog signals output by the sensors and converts the analog signals into standard electric signals, and the AD conversion module converts the standard electric signals obtained after the conditioning into digital signals; the data acquisition and transmission module comprises a PLC and an RS485 communication network, wherein the PLC is connected with the sensor acquisition module through the RS485 communication network and acquires the digital signals according to a Modbus RTU protocol; The data processing and monitoring module comprises an upper computer which is in communication connection with the PLC, is used for receiving, displaying and storing water quality data and is configured to trigger an alarm when the water quality data exceeds a preset threshold value; the cloud management module comprises a cloud platform, wherein the upper computer is communicated with the cloud platform through a built-in wireless transmission unit and is used for uploading water quality data to the cloud platform for remote monitoring and analysis. Preferably, the integrated sensor cabin integrates the power supply module, the signal conditioning circuit and the AD conversion module through a customized PCB. Preferably, the upper computer in the data processing and monitoring module is further configured to: receiving and storing water quality data from the PLC; Providing a graphical human-computer interface, wherein the interface is used for synchronously displaying real-time data of the PH value and the hardness and historical trend in the form of a dynamic change curve; the historical data is stored in a database and a retrieval function based on the time range and the parameter type is provided. Preferably, the alarm in the data processing and monitoring module is preset with three levels of thresholds, including a normal range, an early warning value and an emergency value, and when the alarm is t