安科瑞 刘秋霞

Application of Wireless Temperature Measurement Products in a Power Distribution Project in a Factory in the Philippines

摘要：配电系统是由多种配电设备和配电设施所组成的变换电压和直接向终端用户分配电能的一个电力网络系统。由于配电系统作为电力系统的一个环节直接面向终端用户，它的完善与否直接关系着广大用户的用电可靠性和用电质量，因而在电力系统中具有重要的地位。因此，为避免因温度高，导致设备老化，设备烧坏，供电中断，一次设备起火爆炸等严重事故，对各电气节点进行长期的温度监测能避免因严重故障，造成用户的人身伤害及经济损失。

Abstract: The power distribution system is a power network system that is composed of a variety of power distribution equipment and power distribution facilities to transform voltage and directly distribute electrical energy to end users. As a part of the power system, the power distribution system directly faces end users, and its perfection directly affects the reliability and quality of power consumption of the majority of users, so it has an important position in the power system. Therefore, in order to avoid serious accidents such as equipment aging, equipment burnout, power supply interruption, fire and explosion of equipment due to high temperature, long-term temperature monitoring of each electrical node can avoid serious failures that may cause personal injury and economic loss to users.

关键词：无线测温系统，433Mhz无线测温，无线测温传感器

Keywords: Wireless temperature monitoring system, 433Mhz wireless temperature sensor, wireless temperature sensor

1.项目概述 Project Overview

本项目为菲律宾某工厂配电项目，应用在32kV的配电柜中，需要配置无线测温产品，实现安全温度监测。传感器工作环境温度满足-50℃到+125℃需求，选择我司ATE400型CT感应取电式传感器，并且采用ATC400收发器来连接显示装置。出于安全和经济效益考虑，建议在配电室各电气节点进行温度实时监测。

This project is a power distribution project in a factory in the Philippines. It is used in a 32kV power distribution cabinet and needs to be equipped with wireless temperature measurement products to achieve safe temperature monitoring. The working environment temperature of the sensor meets the requirement of -50℃ to +125℃. Choose our ATE400 CT induction power sensor, and use the ATC400 transceiver to connect the temperature display device. For the sake of safety and economic benefits, it is recommended to conduct real-time temperature monitoring at each electrical node in the power distribution room.

2.无线测温系统介绍 Wireless Temperature Monitoring System Introduction

无线测温系统适用于3-35kV室内开关柜，包括内置开关柜，手推车开关柜，固定开关柜和环网开关柜。 它也适用于0.4kV低压开关设备，例如固定开关设备和抽屉式开关设备。

无线温度传感器与主机信息交换通过无线信号传送，不会影响系统的绝缘性能，使用安全。无线测温系统主要适用于工业领域，可对高压电缆接头及高压开关柜触点等处温度进行实时监测，方便运维人员远程掌握现场运行情况。

Wireless Temperature Monitoring System is suitable for 3-35kV indoor switchgears, including built-in switchgears, handcart switchgears, fixed switchgears and loop-net switchgears. It is also suitable for 0.4kV low-voltage switchgears such as fixed switchgears and drawer switchgears.

The information exchange between the wireless temperature sensor and the host is transmitted through wireless signals, which will not affect the insulation performance of the system and is safe to use. The wireless temperature measurement system is mainly applicable to the industrial field. It can monitor the temperature of high-voltage cable joints and high-voltage switch cabinet contacts in real time, so that operation and maintenance personnel can remotely grasp the on-site operation status.

3.无线测温系统特点 Features of Wireless Temperature Monitoring System

（1）无线测温模块安全可靠、安装维护简单，适合对中开关高电压、大电流接点处进行温度监测，被测设备的结构不需要变动。

（2）整个无线测温系统可以通过无线方式通讯，信号传输方便。

（3）无线测温系统抗干扰能力强，对脉冲干扰、快速瞬变干扰、静电辐射、电磁场辐射等的抗干扰能力达到国家四级标准，同时设备运行不影响中压开关的分、合闸操作以及保护装置的动作。

（4）应用在工业（煤矿、钢铁、石油、化工）、电厂、学校、医院、市政建设、交通设施（机场、火车站）、商业建筑、会展中心、光伏发电、新能源等领域。

(1) The wireless temperature measurement module is safe and reliable, and easy to install and maintain. It is suitable for temperature monitoring at the high voltage and high current contacts of the middle switch. The structure of the device under test does not need to be changed.

(2) The entire wireless temperature measurement system can communicate wirelessly, and the signal transmission is convenient.

(3) The wireless temperature measurement system has strong anti-interference ability, and its anti-interference ability against pulse interference, fast transient interference, electrostatic radiation, electromagnetic field radiation, etc. has reached the national four-level standard, and the operation of the equipment does not affect the opening and closing of the medium voltage switch Operation and protection device actions.

(4) Application in industry (coal, steel, petroleum, chemical), power plants, schools, hospitals, municipal construction, transportation facilities (airports, railway stations), commercial buildings, convention and exhibition centers, photovoltaic power generation, new energy and other fields.

4.无线测温产品介绍 Introduction of Wireless Temperature Measuring Product

①电池型无线测温传感器  Battery Type Wireless Temperature Sensor

②CT取电型无线测温传感器 CT Powered Wireless Temperature Sensor

③无线收发器 Wireless Transceiver

④显示终端 Display Terminal

5.现场图片 On Site Photos

6.结束语 Summary

在当今配电设施的应用中，变电所的配电安全性至关重要，本文介绍的安科瑞无线测温产品在菲律宾某工厂项目用电工程的应用，可以针对高低压开关柜内母排搭接点、断路器触头、电缆接头等电气连接点的温度进行监测，防止在运行过程中因氧化、松动、灰尘等因素造成接点接触电阻过大而发热成为隐患，对温度进行在线监测能够提升设备安全保障，及时、持续、准确反映设备运行状态，避免安全事故的发生，降低设备事故率。

In the application of today’s power distribution facilities, the power distribution safety of substations is of utmost importance. The application of Acrel’s wireless temperature measurement products in the electrical engineering of a factory project in the Philippines can be targeted at high and low voltage switch cabinets. Monitor the temperature of electrical connection points such as lap joints, circuit breaker contacts, cable joints, etc., to prevent excessive contact resistance caused by oxidation, looseness, dust and other factors during operation and heat generation as a hidden danger, and online temperature monitoring It can improve the safety of equipment, reflect the operating status of equipment in a timely, continuous and accurate manner, avoid safety accidents, and reduce the rate of equipment accidents.

参考文献Bibliography

1.Solutions For Enterprise Micro-grid System 2020.04